/* ============================================
   CSS Variables & Reset - Gen2 Style
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    /* Gen2 Transition & Typography */
    --transition-speed: 0.2s;
    --font-family: Poppins, sans-serif;
    --card-radius: 20px;
    
    /* Gen2 Colors */
    --color-primary: #FF6B00;
    --color-primary-dark: #e55100;
    --color-primary-light: #ff8533;
    --color-secondary: #64748b;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #06b6d4;
    
    /* Grays */
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Typography */
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', monospace;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    color-scheme: dark light;
}

/* Light theme (default) */
[data-theme="light"] {
    --background: #f5f5f5;
    --foreground: #333333;
    --card-bg: rgba(255, 255, 255, 0.5);
    --accent-color: #FF6B00;
    --border-color: rgba(0, 0, 0, 0.08);
    --card-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    --card-hover-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
    --card-border: 1px solid rgba(0, 0, 0, 0.08);
    --header-bg: rgba(255, 255, 255, 0.8);
    --header-border: rgba(0, 0, 0, 0.05);
    --text-color: #FF6B00;
    --nav-link-color: rgba(0, 0, 0, 0.7);
    --nav-link-hover: #000;
    
    /* Backgrounds */
    --bg-primary: #ffffff;
    --bg-secondary: var(--color-gray-50);
    --bg-tertiary: var(--color-gray-100);
    --bg-dark: var(--color-gray-900);
    
    /* Text */
    --text-primary: var(--color-gray-900);
    --text-secondary: var(--color-gray-600);
    --text-tertiary: var(--color-gray-500);
    --text-inverse: #ffffff;
    
    /* Borders */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

/* Dark theme - Gen2 Style */
[data-theme="dark"] {
    --background: #030303;
    --foreground: #ffffff;
    --card-bg: rgba(20, 20, 20, 0.25);
    --accent-color: #FF6B00;
    --border-color: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    --card-hover-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
    --card-border: 1px solid rgba(255, 255, 255, 0.08);
    --header-bg: rgba(20, 20, 20, 0.3);
    --header-border: rgba(255, 255, 255, 0.05);
    --text-color: #fe9c02;
    --nav-link-color: rgba(255, 255, 255, 0.8);
    --nav-link-hover: white;
    
    /* Backgrounds - Pure black/charcoal tones */
    --bg-primary: #0a0a0a;
    --bg-secondary: #121212;
    --bg-tertiary: #1a1a1a;
    
    /* Text */
    --text-primary: #e5e5e5;
    --text-secondary: #b3b3b3;
    --text-tertiary: #808080;
    
    /* Borders */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    
    /* Shadows - darker in dark mode */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.7);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.8);
}

html,
body {
    max-width: 100vw;
    overflow-x: hidden;
    height: 100%;
}

* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

body {
    font-family: Poppins, sans-serif;
    background-color: transparent;
    color: var(--text-color);
    font-size: 1rem;
    line-height: 1.6;
    letter-spacing: 0.02em;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Gen2 App Container with gradient backgrounds */
.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: var(--background);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255, 107, 0, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(255, 107, 0, 0.08) 0%, transparent 40%);
}

/* Gen2 Main Content */
.main-content {
    flex: 1;
    padding: 1.5rem;
    background-color: transparent;
}

a {
    color: inherit;
    text-decoration: none;
}

/* Gen2 Card Styles */
.card {
    background-color: var(--card-bg);
    background-image: linear-gradient(to bottom right, rgba(40, 40, 40, 0.25), rgba(15, 15, 15, 0.35));
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    border: var(--card-border);
    backdrop-filter: blur(12px);
    overflow: hidden;
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-hover-shadow);
}

.card-header {
    padding: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
    font-family: var(--font-family);
    letter-spacing: -0.01em;
    color: var(--foreground);
}

.card-content {
    padding: 1.25rem;
}

.accent-color {
    color: var(--accent-color);
}

.accent-bg {
    background-color: var(--accent-color);
}

/* Theme-based image display */
.imgLight {
    display: none;
}

[data-theme="light"] .imgLight {
    display: block;
}

[data-theme="light"] .imgDark {
    display: none;
}

[data-theme="dark"] .imgLight {
    display: none;
}

[data-theme="dark"] .imgDark {
    display: block;
}

/* ============================================
   Header & Navigation
   ============================================ */

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background-color: var(--header-bg);
    border-bottom: 1px solid var(--header-border);
    backdrop-filter: blur(5px);
    color: var(--foreground);
    height: 80px;
    z-index: 100;
    position: sticky;
    top: 0;
}

.app-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top left, rgba(255, 107, 0, 0.15) 0%, transparent 45%),
                radial-gradient(ellipse at top right, rgba(255, 107, 0, 0.1) 0%, transparent 45%);
    z-index: -1;
}

.header-content {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
}

.header-content > .logo,
.header-content > .header-left {
    flex: 0 0 auto;
}

.header-content > .nav-steps,
.header-content > .header-nav-links {
    flex: 1;
    display: flex;
    justify-content: center;
}

.header-content > .header-actions {
    flex: 0 0 auto;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.auth-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-right: var(--spacing-md);
}

.auth-state {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.auth-user-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-primary);
}

.logo-img {
    flex-shrink: 0;
    height: 32px;
    width: auto;
    object-fit: contain;
}

.logo svg {
    flex-shrink: 0;
}

.logo h1 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
}

.nav-steps {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.step-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    opacity: 0.5;
    transition: opacity var(--transition-base);
}

.step-indicator[data-active="true"] {
    opacity: 1;
}

.step-indicator[data-active="true"] .step-number {
    background: var(--color-primary);
    color: var(--text-inverse);
}

.step-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-gray-200);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--transition-base);
}

.step-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ============================================
   Main Content
   ============================================ */

.app-main {
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-lg);
    padding-top: 100px;
    min-height: 100vh;
    background: var(--background);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255, 107, 0, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(255, 107, 0, 0.08) 0%, transparent 40%);
    box-sizing: border-box;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* Login Page Styles - Gen2 Auth Style */
.login-page {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background);
    z-index: 1000;
    overflow: hidden;
}

/* Moving gradient background with animation */
.login-page::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(to bottom, rgba(255, 165, 0, 0.08), transparent 60%),
        linear-gradient(to bottom, rgba(255, 120, 0, 0.05) 10%, transparent 70%);
    opacity: 0.6;
    animation: gradient-move-vertical 12s ease infinite, gradient-shift 8s ease-in-out infinite alternate;
    z-index: 0;
}

/* Dark mode gradient adjustments */
[data-theme="dark"] .login-page::before {
    background: 
        linear-gradient(to bottom, rgba(255, 165, 0, 0.15), transparent 60%),
        linear-gradient(to bottom, rgba(255, 120, 0, 0.1) 10%, transparent 70%);
    opacity: 0.3;
}

@keyframes gradient-move-vertical {
    0% { background-position: 50% 0%, 30% 0%; }
    25% { background-position: 30% 20%, 70% 30%; }
    50% { background-position: 50% 40%, 50% 50%; }
    75% { background-position: 70% 20%, 30% 30%; }
    100% { background-position: 50% 0%, 30% 0%; }
}

@keyframes gradient-shift {
    0% { opacity: 0.2; }
    50% { opacity: 0.4; }
    100% { opacity: 0.2; }
}

/* Top-left elongated gradient */
.login-page::after {
    content: '';
    position: absolute;
    top: -10%;
    left: 0%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 165, 0, 0.1), transparent 80%);
    filter: blur(50px);
    opacity: 0.6;
    animation: flow-down 15s ease-in-out infinite alternate;
    z-index: 0;
    transform-origin: top center;
}

[data-theme="dark"] .login-page::after {
    background: linear-gradient(to bottom, rgba(255, 165, 0, 0.2), transparent 80%);
    opacity: 0.4;
}

@keyframes flow-down {
    0% { transform: scaleY(0.8) translateY(0%); opacity: 0.3; }
    50% { transform: scaleY(1.2) translateY(10%); opacity: 0.5; }
    100% { transform: scaleY(0.8) translateY(0%); opacity: 0.3; }
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: var(--spacing-xl);
    position: relative;
    z-index: 10;
}

.login-content {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    text-align: center;
}

[data-theme="dark"] .login-content {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-logo {
    margin-bottom: var(--spacing-xl);
}

.login-logo img {
    border-radius: var(--border-radius);
}

.login-content h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.login-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: var(--spacing-xl);
}

.login-hint {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin-top: var(--spacing-lg);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    min-width: 200px;
}

.page-content {
    background: transparent;
    padding: var(--spacing-xl);
    max-width: 100%;
    width: 100%;
}

.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    border: none;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b00, #ff8533);
    border: none;
    color: white;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, #e55a00, #ff6b00);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(255, 107, 0, 0.3);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--color-gray-200);
}

.btn-icon {
    background: transparent;
    border: none;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    width: 40px;
    height: 40px;
}

.btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-primary.btn-icon {
    background: var(--color-primary);
    color: var(--text-inverse);
}

.btn-primary.btn-icon:hover:not(:disabled) {
    background: var(--color-primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary.btn-icon {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary.btn-icon:hover:not(:disabled) {
    background: var(--color-gray-200);
}

.page-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    margin-top: var(--spacing-2xl);
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
}

/* ============================================
   File Upload
   ============================================ */

.upload-container {
    margin-bottom: var(--spacing-xl);
    width: 100%;
}

.upload-zone {
    border: 2px dashed #d1d5db;
    border-radius: 16px;
    padding: 48px 32px;
    text-align: center;
    background: linear-gradient(180deg, #fafbfc 0%, #ffffff 100%);
    transition: all 0.3s ease;
    cursor: pointer;
    margin-bottom: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.upload-zone::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(59, 130, 246, 0.03) 0%, transparent 70%);
    pointer-events: none;
}

.upload-zone:hover {
    border-color: var(--accent-color);
    background: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.12);
}

.upload-zone.dragover {
    border-color: var(--accent-color);
    border-style: solid;
    background: linear-gradient(180deg, #dbeafe 0%, #eff6ff 100%);
    transform: scale(1.01);
    box-shadow: 0 12px 32px rgba(59, 130, 246, 0.2);
}

.upload-zone-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.upload-icon {
    font-size: 3.5rem;
    margin-bottom: 8px;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.upload-zone p {
    font-size: 1.1rem;
    color: var(--text-primary);
    font-weight: 500;
    margin: 0;
}

.upload-or {
    display: block;
    font-size: 0.85rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 4px 0;
}

.upload-zone .btn-lg {
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    transition: all 0.2s ease;
}

.upload-zone .btn-lg:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.supported-formats {
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #e5e7eb;
}

.supported-formats span {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.upload-zone h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.file-hint {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-md);
}

.file-preview {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border-radius: var(--card-radius);
    border: var(--card-border);
}

.file-preview.hidden {
    display: none;
}

.file-preview {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.file-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.file-icon {
    color: var(--color-primary);
    flex-shrink: 0;
}

.file-details {
    flex: 1;
}

.file-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.file-size {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.file-validation {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    border: 1px solid transparent;
}

.file-validation.success {
    background: #d1fae5;
    color: #065f46;
    border-color: #10b981;
}

/* Import Data Type Selector */
.import-data-type {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.import-data-type.hidden {
    display: none;
}

.import-data-type label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.import-data-type select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    font-size: 0.875rem;
}

/* File Edit Button */
#file-edit-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-right: var(--spacing-sm);
}

#file-edit-btn svg {
    flex-shrink: 0;
}

/* ============================================================================
   Lightweight Spreadsheet Import Modal Styles
   ============================================================================ */

.rsi-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.rsi-modal {
    background: var(--bg-primary, #fff);
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    width: calc(100% - 40px);
    max-width: none;
    height: calc(100% - 40px);
    max-height: none;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.rsi-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color, #e5e7eb);
    flex-shrink: 0;
}

.rsi-modal-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.rsi-header-controls {
    display: flex;
    align-items: center;
    gap: 16px;
}

.rsi-data-type-selector {
    display: flex;
    align-items: center;
    gap: 8px;
}

.rsi-data-type-selector label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary, #6b7280);
}

.rsi-data-type-selector select {
    padding: 8px 12px;
    border: 1px solid var(--border-color, #d1d5db);
    border-radius: 6px;
    background: var(--bg-primary, #fff);
    font-size: 0.875rem;
    min-width: 180px;
}

.rsi-close-btn {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-secondary, #6b7280);
    padding: 4px 8px;
    border-radius: 4px;
}

.rsi-close-btn:hover {
    background: var(--bg-secondary, #f3f4f6);
}

.rsi-steps {
    display: flex;
    padding: 16px 24px;
    gap: 8px;
    border-bottom: 1px solid var(--border-color, #e5e7eb);
    background: var(--bg-secondary, #f9fafb);
}

.rsi-step {
    flex: 1;
    text-align: center;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary, #6b7280);
    background: var(--bg-primary, #fff);
    border: 1px solid var(--border-color, #e5e7eb);
}

.rsi-step.active {
    background: var(--color-primary, #3b82f6);
    color: white;
    border-color: var(--color-primary, #3b82f6);
}

.rsi-step.completed {
    background: #d1fae5;
    color: #065f46;
    border-color: #10b981;
}

.rsi-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.rsi-upload-zone {
    border: 2px dashed var(--border-color, #d1d5db);
    border-radius: 8px;
    padding: 48px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.rsi-upload-zone:hover {
    border-color: var(--color-primary, #3b82f6);
    background: var(--bg-secondary, #f9fafb);
}

.rsi-upload-zone input[type="file"] {
    display: none;
}

.rsi-upload-label {
    cursor: pointer;
}

.rsi-upload-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.rsi-upload-hint {
    margin-top: 8px;
    font-size: 0.875rem;
    color: var(--text-secondary, #6b7280);
}

.rsi-match-section p {
    margin-bottom: 16px;
    color: var(--text-secondary, #6b7280);
}

.rsi-mapping-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.rsi-mapping-row {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 12px;
    align-items: center;
}

.rsi-mapping-row label {
    font-weight: 500;
}

.rsi-mapping-row select {
    padding: 8px 12px;
    border: 1px solid var(--border-color, #d1d5db);
    border-radius: 6px;
    background: var(--bg-primary, #fff);
    font-size: 0.875rem;
}

.rsi-required {
    color: #ef4444;
    margin-left: 4px;
}

.rsi-example {
    font-size: 0.75rem;
    color: var(--text-secondary, #9ca3af);
}

.rsi-validate-section p {
    margin-bottom: 16px;
    color: var(--text-secondary, #6b7280);
}

.rsi-data-preview {
    overflow: auto;
    border: 1px solid var(--border-color, #e5e7eb);
    border-radius: 8px;
    max-height: 50vh;
}

.rsi-data-preview table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.rsi-data-preview th,
.rsi-data-preview td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color, #e5e7eb);
}

.rsi-data-preview th {
    background: var(--bg-secondary, #f9fafb);
    font-weight: 600;
}

.rsi-data-preview tbody tr:hover {
    background: var(--bg-secondary, #f9fafb);
}

.rsi-more-rows {
    padding: 12px;
    text-align: center;
    color: var(--text-secondary, #6b7280);
    font-size: 0.875rem;
}

.rsi-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color, #e5e7eb);
    background: var(--bg-secondary, #f9fafb);
}

.rsi-btn {
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.rsi-btn-primary {
    background: var(--color-primary, #3b82f6);
    color: white;
    border: none;
}

.rsi-btn-primary:hover {
    background: var(--color-primary-dark, #2563eb);
}

.rsi-btn-secondary {
    background: var(--bg-primary, #fff);
    color: var(--text-primary, #374151);
    border: 1px solid var(--border-color, #d1d5db);
}

.rsi-btn-secondary:hover {
    background: var(--bg-secondary, #f3f4f6);
}

.file-validation.error {
    background: #fee2e2;
    color: #991b1b;
    border-color: #ef4444;
}

.file-validation strong {
    display: block;
    margin-bottom: var(--spacing-xs);
}

.file-validation small {
    display: block;
    margin-top: var(--spacing-xs);
    opacity: 0.8;
}

/* ============================================
   Forms
   ============================================ */

.config-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.form-section {
    padding: var(--spacing-lg);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border-radius: var(--card-radius);
    border: var(--card-border);
    box-shadow: var(--card-shadow);
    margin-bottom: var(--spacing-lg);
}

.form-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-control {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all var(--transition-base);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-hint {
    display: block;
    margin-top: var(--spacing-xs);
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.input-group .form-control {
    flex: 1;
}

.radio-group,
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.radio-option,
.checkbox-option {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-base);
    background: var(--bg-primary);
}

.radio-option:hover,
.checkbox-option:hover {
    border-color: var(--color-primary);
    background: var(--bg-secondary);
}

.radio-option input[type="radio"]:checked + .radio-content,
.checkbox-option input:checked + span {
    color: var(--color-primary);
}

.radio-option input[type="radio"] {
    margin-top: 2px;
}

.radio-content {
    flex: 1;
}

.radio-content strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.radio-content span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.slider-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.slider {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: var(--color-gray-200);
    outline: none;
    -webkit-appearance: none;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
}

.slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    border: none;
}

.slider-value {
    min-width: 50px;
    text-align: right;
    font-weight: 600;
    color: var(--text-primary);
}

/* Toggle switches */
.toggle-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.toggle-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-sm) 0;
    cursor: pointer;
}

.toggle-option input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: relative;
    display: inline-block;
    min-width: 44px;
    width: 44px;
    height: 24px;
    background: var(--color-gray-400);
    border-radius: 12px;
    transition: background-color 0.2s;
    flex-shrink: 0;
}

.toggle-slider::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform 0.2s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-option input[type="checkbox"]:checked + .toggle-slider {
    background: var(--color-primary);
}

.toggle-option input[type="checkbox"]:checked + .toggle-slider::after {
    transform: translateX(20px);
}

.toggle-label {
    color: var(--text-primary);
    font-size: 0.9rem;
    flex: 1;
    line-height: 1.4;
}

.advanced-toggle,
.help-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-md);
    background: transparent;
    border: none;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-primary);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.advanced-toggle:hover,
.help-toggle:hover {
    background: var(--bg-tertiary);
}

.advanced-toggle svg,
.help-toggle svg {
    transition: transform var(--transition-base);
}

.advanced-toggle[aria-expanded="true"] svg,
.help-toggle[aria-expanded="true"] svg {
    transform: rotate(180deg);
}

.advanced-options,
.help-content {
    margin-top: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.advanced-options.hidden,
.help-content.hidden {
    display: none;
}

.help-content ul {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.help-content li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.link {
    color: var(--color-primary);
    text-decoration: none;
}

.link:hover {
    text-decoration: underline;
}

/* ============================================
   Progress Page
   ============================================ */

.progress-container {
    margin: var(--spacing-2xl) 0;
}

.progress-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.progress-step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    transition: all var(--transition-base);
}

.progress-step[data-status="active"] {
    border-color: var(--color-primary);
    background: #eff6ff;
}

.progress-step[data-status="completed"] {
    border-color: var(--color-success);
    background: #d1fae5;
}

.progress-step[data-status="error"] {
    border-color: var(--color-error);
    background: #fee2e2;
}

.step-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    border: 2px solid var(--border-color);
}

.progress-step[data-status="active"] .step-icon {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.progress-step[data-status="completed"] .step-icon {
    border-color: var(--color-success);
    color: var(--color-success);
    background: var(--color-success);
}

.progress-step[data-status="completed"] .step-icon svg {
    color: white;
}

.step-content {
    flex: 1;
}

.step-content h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
}

.step-status {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.progress-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat-card {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.error-message {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: #fee2e2;
    border: 1px solid var(--color-error);
    border-radius: var(--border-radius);
    color: #991b1b;
}

.error-message.hidden {
    display: none;
}

/* ============================================
   Results Page
   ============================================ */

.summary-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.summary-card {
    padding: var(--spacing-lg);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border-radius: var(--card-radius);
    border: var(--card-border);
    box-shadow: var(--card-shadow);
    transition: all var(--transition-base);
    position: relative;
}

.summary-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.summary-card.primary {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: var(--text-inverse);
    border: none;
    box-shadow: var(--shadow-lg);
}

[data-theme="dark"] .summary-card.primary {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: var(--text-inverse);
    border: none;
    box-shadow: var(--shadow-lg);
}

.card-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.8;
    margin-bottom: var(--spacing-sm);
}

.summary-card.primary .card-label {
    opacity: 0.9;
}

.card-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.card-change {
    font-size: 0.875rem;
    opacity: 0.8;
}

.charts-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.chart-container {
    padding: var(--spacing-lg);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    border-radius: var(--card-radius);
    border: var(--card-border);
    box-shadow: var(--card-shadow);
}

.chart-container h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.chart-container canvas {
    max-height: 300px;
    min-height: 250px;
}

.metrics-section {
    margin-bottom: var(--spacing-2xl);
}

.metrics-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.metric-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.metric-value {
    font-weight: 600;
    color: var(--text-primary);
}

.recommendations-section {
    margin-bottom: var(--spacing-2xl);
}

.recommendations-section h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.recommendations-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.recommendation-card {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.recommendation-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.recommendation-card[data-priority="high"] {
    border-left-color: var(--color-error);
}

.recommendation-card[data-priority="medium"] {
    border-left-color: var(--color-warning);
}

.recommendation-card[data-priority="low"] {
    border-left-color: var(--color-info);
}

.recommendation-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.recommendation-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.recommendation-priority {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.recommendation-priority.high {
    background: #fee2e2;
    color: #991b1b;
}

.recommendation-priority.medium {
    background: #fef3c7;
    color: #92400e;
}

.recommendation-priority.low {
    background: #cffafe;
    color: #164e63;
}

.recommendation-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
}

.recommendation-impact {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-style: italic;
}

.recommendation-savings {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
    font-weight: 600;
    color: var(--color-success);
}

.table-section {
    margin-bottom: var(--spacing-2xl);
    width: 100%;
}

.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.table-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.table-controls {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.search-input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    width: 250px;
}

.table-wrapper {
    overflow-x: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
    width: 100%;
    border: var(--card-border);
    border-radius: var(--card-radius);
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    box-shadow: var(--card-shadow);
    margin-bottom: var(--spacing-lg);
}

.table-wrapper::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table thead {
    background: var(--bg-secondary);
}

.data-table th {
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
    position: relative;
}

.data-table th .tooltip-wrapper {
    display: inline-flex;
    vertical-align: middle;
    margin-left: var(--spacing-xs);
}

.data-table th .tooltip-wrapper {
    position: relative;
    display: inline-flex;
    vertical-align: middle;
    margin-left: var(--spacing-xs);
    top: auto;
    right: auto;
}

.data-table th .tooltip {
    bottom: auto;
    top: 100%;
    left: 50%;
    right: auto;
    margin-top: var(--spacing-xs);
    margin-bottom: 0;
    transform: translateX(-50%) translateY(4px);
    max-width: 450px;
    min-width: 300px;
}

.data-table th .tooltip-wrapper:hover .tooltip,
.data-table th .tooltip-wrapper:focus-within .tooltip {
    transform: translateX(-50%) translateY(0);
}

.data-table th .tooltip::after {
    top: 0;
    bottom: auto;
    left: 50%;
    right: auto;
    transform: translateX(-50%) translateY(-100%);
    border-top-color: transparent;
    border-bottom-color: var(--color-gray-900);
}

[data-theme="dark"] .data-table th .tooltip::after {
    border-bottom-color: var(--color-gray-800);
}

.data-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.data-table tbody tr:hover {
    background: var(--bg-secondary);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* ============================================
   Loading & Toast
   ============================================ */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    color: white;
}

.loading-overlay.hidden {
    display: none;
}

.loading-logo {
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.toast-container {
    position: fixed;
    top: 100px;
    right: var(--spacing-xl);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    min-width: 300px;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

.toast.success {
    background: var(--color-success);
    color: white;
}

.toast.error {
    background: var(--color-error);
    color: white;
}

.toast.info {
    background: var(--color-info);
    color: white;
}

/* ============================================
   Utilities
   ============================================ */

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 1200px) {
    .summary-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .charts-section {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .app-main {
        padding: var(--spacing-md);
    }
    
    .page-content {
        padding: var(--spacing-lg);
    }
    
    .nav-steps {
        display: none;
    }
    
    .summary-cards {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Report Viewer Modal
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal.hidden {
    display: none;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 1200px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    z-index: 2001;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.modal-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0;
    min-height: 0;
    overflow-y: auto;
    overflow-x: hidden;
}

.modal-large {
    max-width: 1400px;
}

.report-tabs-container {
    flex-shrink: 0;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
    position: sticky;
    top: 0;
    z-index: 10;
}

.report-tabs {
    display: flex;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-xl);
    overflow-x: auto;
    overflow-y: hidden;
    scroll-behavior: smooth;
    scroll-padding: 0 var(--spacing-xl);
    -webkit-overflow-scrolling: touch;
}

.report-tabs::-webkit-scrollbar {
    height: 6px;
}

.report-tabs::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 3px;
}

.report-tabs::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: 3px;
}

.report-tabs::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

.report-tab {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    white-space: nowrap;
    font-family: inherit;
    flex-shrink: 0;
    min-width: fit-content;
}

.report-tab:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.report-tab.active {
    background: var(--color-primary);
    color: white;
}

.report-content {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    min-height: 0;
    padding: var(--spacing-xl);
}

.report-panel {
    display: none;
    flex: 1;
    overflow: hidden;
    flex-direction: column;
    padding: var(--spacing-xl);
    min-height: 0;
    position: relative;
}

.report-panel.active {
    display: flex;
}

.report-actions {
    display: flex;
    justify-content: flex-end;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.75rem;
}

.markdown-content {
    flex: 1;
    overflow-y: auto;
    overflow-x: auto;
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    line-height: 1.8;
    color: var(--text-primary);
    min-height: 0;
    scroll-padding-top: var(--spacing-md);
}

.markdown-content::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.markdown-content::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.markdown-content::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: 4px;
}

.markdown-content::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

.markdown-content h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-top: 0;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    scroll-margin-top: var(--spacing-md);
}

.markdown-content h1:first-child {
    margin-top: 0;
}

.markdown-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.markdown-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.markdown-content p {
    margin-bottom: var(--spacing-md);
}

.markdown-content ul {
    margin-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.markdown-content li {
    margin-bottom: var(--spacing-xs);
}

.markdown-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

.markdown-table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-lg) 0;
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.markdown-table th {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
}

.markdown-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.markdown-table tr:last-child td {
    border-bottom: none;
}

.json-content {
    flex: 1;
    overflow: auto;
    padding: var(--spacing-lg);
    background: #1e293b;
    color: #e2e8f0;
    border-radius: var(--border-radius);
    font-family: var(--font-mono);
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
    min-height: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.json-content::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.json-content::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.json-content::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
}

.json-content::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

.csv-table-wrapper {
    flex: 1;
    overflow: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
}

.csv-table-wrapper::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.csv-table-wrapper::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: 4px;
}

.csv-table-wrapper::-webkit-scrollbar-thumb {
    background: var(--color-gray-400);
    border-radius: 4px;
}

.csv-table-wrapper::-webkit-scrollbar-thumb:hover {
    background: var(--color-gray-500);
}

.csv-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.csv-table th {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 2px solid var(--border-color);
}

.csv-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.csv-table tbody tr:hover {
    background: var(--bg-secondary);
}

.powerpoint-preview {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
}

.powerpoint-info {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-xl);
}

.powerpoint-icon {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.powerpoint-info h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.powerpoint-description {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.powerpoint-description code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.875em;
    color: var(--color-primary);
}

.powerpoint-slides-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.powerpoint-slide-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
}

.powerpoint-slide-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.slide-number {
    display: inline-block;
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.powerpoint-slide-card h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.powerpoint-slide-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.powerpoint-slide-card li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

.powerpoint-slide-card li:last-child {
    border-bottom: none;
}

.powerpoint-slide-card li::before {
    content: '▸ ';
    color: var(--color-primary);
    font-weight: bold;
    margin-right: var(--spacing-xs);
}

/* ============================================
   Asana Integration
   ============================================ */

.asana-integration {
    margin-top: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.asana-auth-section {
    width: 100%;
}

.asana-auth-prompt p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.asana-connected-section {
    width: 100%;
}

.asana-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
}

.asana-status-text {
    color: var(--text-primary);
    font-weight: 500;
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    font-size: 0.875rem;
    text-decoration: underline;
    padding: 0;
    transition: color var(--transition-base);
}

.btn-link:hover {
    color: var(--color-primary-dark);
}

.asana-selected-info {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.info-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.info-badge svg {
    flex-shrink: 0;
    color: var(--color-primary);
}

.info-badge a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.info-badge a:hover {
    text-decoration: underline;
}

.asana-upload-note {
    margin-top: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* ============================================
   Upload Method Toggle
   ============================================ */

.upload-method-toggle {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-md);
}

.method-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-base);
}

.method-btn:hover {
    color: var(--text-primary);
}

.method-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

.method-btn svg {
    flex-shrink: 0;
}

.upload-method-section {
    margin-top: var(--spacing-lg);
}

.upload-method-section.hidden {
    display: none;
}

/* ============================================
   Asana File Selector
   ============================================ */

.asana-file-selector {
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.asana-upload-auth-section,
.asana-upload-connected-section {
    width: 100%;
}

.asana-files-list {
    margin-top: var(--spacing-lg);
}

.asana-files-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.asana-file-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.asana-file-item:hover {
    box-shadow: var(--shadow-sm);
    border-color: var(--color-primary);
}

.file-item-icon {
    flex-shrink: 0;
    color: var(--color-primary);
}

.file-item-info {
    flex: 1;
    min-width: 0;
}

.file-item-name {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-item-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
}

.no-files {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-secondary);
    font-style: italic;
}

/* ============================================
   Volume Details Modal
   ============================================ */

.volume-details-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl);
}

.detail-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.detail-section h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-md) 0;
    color: var(--text-primary);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.detail-label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 500;
}

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: var(--color-success);
    color: white;
}

.badge-secondary {
    background: var(--color-gray-400);
    color: white;
}

/* Cost Breakdown */
.cost-breakdown {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.cost-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
}

.cost-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.cost-header .cost-label {
    font-weight: 600;
    color: var(--text-primary);
}

.cost-header .cost-value {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 1.125rem;
}

.cost-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
}

.cost-detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.cost-detail-item span:last-child {
    font-weight: 500;
    color: var(--text-primary);
}

.cost-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    background: var(--color-primary);
    color: white;
    border-radius: var(--border-radius);
    margin-top: var(--spacing-sm);
}

.cost-total .cost-label {
    font-weight: 600;
    font-size: 1.125rem;
}

.cost-total .cost-value {
    font-weight: 700;
    font-size: 1.5rem;
}

.cost-total:last-child {
    background: var(--color-primary-dark);
}

/* Recommendations in modal */
.detail-section .recommendations-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.detail-section .recommendations-list li {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-primary);
    border-left: 3px solid var(--color-primary);
    border-radius: var(--border-radius);
    color: var(--text-primary);
}

/* ============================================
   Dark Mode Enhancements
   ============================================ */

[data-theme="dark"] .btn-icon {
    color: var(--text-secondary);
}

[data-theme="dark"] .btn-icon:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .step-indicator[data-active="true"] {
    opacity: 1;
}

[data-theme="dark"] .step-indicator[data-active="true"] .step-number {
    background: var(--color-primary);
    color: white;
}

[data-theme="dark"] .step-indicator:not([data-active="true"]) {
    opacity: 0.5;
}

[data-theme="dark"] .step-indicator:not([data-active="true"]) .step-number {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

[data-theme="dark"] .summary-card {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .volume-table {
    background: var(--bg-primary);
}

[data-theme="dark"] .volume-table th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

[data-theme="dark"] .volume-table tr:hover {
    background: var(--bg-tertiary);
}

[data-theme="dark"] .input-group input,
[data-theme="dark"] .input-group select,
[data-theme="dark"] .input-group textarea {
    background: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .input-group input:focus,
[data-theme="dark"] .input-group select:focus,
[data-theme="dark"] .input-group textarea:focus {
    border-color: var(--color-primary);
    background: var(--bg-primary);
}

[data-theme="dark"] .file-upload-area {
    background: var(--bg-primary);
    border-color: var(--border-color);
}

[data-theme="dark"] .file-upload-area.drag-over {
    background: var(--bg-tertiary);
    border-color: var(--color-primary);
}

[data-theme="dark"] .toast {
    background: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

/* ============================================
   Documentation Modal Content
   ============================================ */

.documentation-content {
    max-width: 100%;
    line-height: 1.8;
}

.documentation-content h1 {
    font-size: 2rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-lg) 0;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: var(--spacing-md);
}

.documentation-content h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: var(--spacing-xl) 0 var(--spacing-md) 0;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: var(--spacing-sm);
}

.documentation-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-sm) 0;
    color: var(--text-primary);
}

.documentation-content p {
    margin: var(--spacing-md) 0;
    color: var(--text-primary);
}

.documentation-content ul,
.documentation-content ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
    color: var(--text-primary);
}

.documentation-content li {
    margin: var(--spacing-xs) 0;
    color: var(--text-primary);
}

.documentation-content code {
    background: var(--bg-tertiary);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-primary);
}

.documentation-content pre {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: var(--spacing-md) 0;
    border: 1px solid var(--border-color);
}

.documentation-content pre code {
    background: transparent;
    padding: 0;
    color: var(--text-primary);
}

.documentation-content table {
    width: 100%;
    border-collapse: collapse;
    margin: var(--spacing-md) 0;
    font-size: 0.9375rem;
}

.documentation-content table th,
.documentation-content table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border: 1px solid var(--border-color);
}

.documentation-content table th {
    background: var(--bg-tertiary);
    font-weight: 600;
    color: var(--text-primary);
}

.documentation-content table td {
    color: var(--text-primary);
}

.documentation-content table tr:nth-child(even) {
    background: var(--bg-secondary);
}

.documentation-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

/* ============================================
   Assessment Type Tabs (FSX vs EBS)
   ============================================ */

.tabs-container {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 0;
}

.tab-button {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all var(--transition-base);
    font-family: inherit;
    position: relative;
    top: 2px;
}

.tab-button:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.tab-button.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    font-weight: 600;
}

.tab-content {
    display: none;
    width: 100%;
}

.tab-content.active {
    display: block;
    width: 100%;
}

/* EBS Volume Type Tabs */
#ebs-volume-type-tabs {
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

#ebs-volume-type-tabs .tab-button {
    font-size: 0.875rem;
    padding: var(--spacing-sm) var(--spacing-md);
}

/* Comparison table row highlighting */
.comparison-row.recommended {
    background: var(--bg-secondary);
    font-weight: 500;
}

.comparison-row.recommended td:first-child {
    color: var(--color-primary);
}

/* Best price highlighting in combined table */
.best-price {
    background-color: rgba(249, 115, 22, 0.1);
    font-weight: 600;
    color: var(--color-primary);
}

/* Recommended volume types in summary card */
#ebs-summary-types-breakdown {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
    max-height: 3em;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Table legend/key */
.table-legend {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.legend-color {
    width: 20px;
    height: 20px;
    border-radius: var(--radius-sm);
    display: inline-block;
}

.legend-color.best-price {
    background-color: rgba(249, 115, 22, 0.1);
    border: 2px solid var(--color-primary);
}

.legend-color.savings-badge {
    background: var(--color-success);
    border: 1px solid var(--color-success);
}

.legend-label {
    color: var(--text-primary);
}

/* Savings badges in all types table */
.savings-badge {
    display: inline-block;
    margin-left: var(--spacing-xs);
    padding: 2px 6px;
    background: var(--color-success);
    color: white;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

/* All types combined charts */
#ebs-all-types-charts {
    margin-bottom: var(--spacing-lg);
}

#ebs-all-types-charts .chart-container {
    margin-bottom: var(--spacing-lg);
}

/* Cost cell with data attribute for sorting/highlighting */
td[data-cost] {
    position: relative;
}

td[data-cost="0"] {
    opacity: 0.5;
}

/* ============================================
   Customize Tab Styles
   ============================================ */

.customize-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.customize-header {
    margin-bottom: var(--spacing-lg);
}

.customize-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.selection-summary {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.customize-panels {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.customize-panel {
    background: var(--bg-secondary);
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(249, 115, 22, 0.08) 100%);
}

.customize-panel:first-child {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(249, 115, 22, 0.08) 100%);
}

.customize-panel:last-child {
    border-color: var(--color-primary-dark);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, rgba(234, 88, 12, 0.08) 100%);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, rgba(249, 115, 22, 0.15) 100%);
    border-bottom: 2px solid var(--color-primary);
}

.customize-panel:first-child .panel-header {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, rgba(249, 115, 22, 0.15) 100%);
    border-bottom-color: var(--color-primary);
}

.customize-panel:last-child .panel-header {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, rgba(234, 88, 12, 0.15) 100%);
    border-bottom-color: var(--color-primary-dark);
}

.panel-header h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0;
    color: var(--color-primary);
}

.customize-panel:first-child .panel-header h4 {
    color: var(--color-primary);
}

.customize-panel:last-child .panel-header h4 {
    color: var(--color-primary-dark);
}

.panel-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.75rem;
}

.panel-content {
    padding: var(--spacing-md);
}

.customize-panel .table-wrapper {
    max-height: 600px;
    overflow-y: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
}

.customize-panel .table-wrapper::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera */
}

.customize-panel .data-table {
    font-size: 0.8125rem;
}

.customize-panel .data-table th {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.75rem;
}

.customize-panel .data-table td {
    padding: var(--spacing-sm) var(--spacing-md);
}

.volume-type-select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.8125rem;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    min-width: 100px;
}

.volume-type-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(249, 115, 22, 0.1);
}

.volume-checkbox {
    cursor: pointer;
    width: 18px;
    height: 18px;
}

.customize-results {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
}

.customize-results h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

@media (max-width: 1200px) {
    .selection-summary {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .selection-summary {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Tooltips
   ============================================ */

.tooltip-wrapper {
    position: absolute;
    top: var(--spacing-xs);
    right: var(--spacing-xs);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    z-index: 10;
}

.tooltip-icon {
    width: 18px;
    height: 18px;
    cursor: help;
    color: var(--color-primary);
    flex-shrink: 0;
    transition: all var(--transition-base);
    opacity: 0.8;
    background: rgba(249, 115, 22, 0.1);
    border: 1px solid var(--color-primary);
    border-radius: 50%;
    padding: 2px;
    box-shadow: var(--shadow-sm);
}

.tooltip-icon:hover {
    color: var(--color-primary-dark);
    opacity: 1;
    background: rgba(249, 115, 22, 0.2);
    transform: scale(1.1);
}

.tooltip {
    position: absolute;
    bottom: 100%;
    right: 0;
    transform: translateY(-4px);
    margin-bottom: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-gray-900);
    color: white;
    border-radius: var(--border-radius);
    font-size: 0.8125rem;
    line-height: 1.5;
    white-space: normal;
    max-width: 450px;
    min-width: 300px;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base), transform var(--transition-base);
}

[data-theme="dark"] .tooltip-icon {
    background: rgba(249, 115, 22, 0.2);
    border: 1px solid var(--color-primary);
    color: var(--color-primary-light);
}

[data-theme="dark"] .tooltip-icon:hover {
    background: rgba(249, 115, 22, 0.3);
    color: var(--color-primary);
}

[data-theme="dark"] .tooltip {
    background: var(--color-gray-800);
    border: 1px solid var(--border-color);
}

.tooltip-wrapper:hover .tooltip,
.tooltip-wrapper:focus-within .tooltip {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    right: var(--spacing-md);
    border: 6px solid transparent;
    border-top-color: var(--color-gray-900);
}

[data-theme="dark"] .tooltip::after {
    border-top-color: var(--color-gray-800);
}

.tooltip strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: white;
}

.tooltip ul {
    margin: var(--spacing-xs) 0 0 0;
    padding-left: var(--spacing-lg);
    list-style: disc;
}

.tooltip li {
    margin: var(--spacing-xs) 0;
}

/* Tooltip positioning variants */
.tooltip-wrapper.tooltip-right .tooltip {
    left: 100%;
    top: 50%;
    transform: translateY(-50%) translateX(var(--spacing-xs));
    margin-bottom: 0;
    margin-left: var(--spacing-xs);
}

.tooltip-wrapper.tooltip-right .tooltip::after {
    top: 50%;
    left: 0;
    transform: translateY(-50%) translateX(-100%);
    border-right-color: var(--color-gray-900);
    border-top-color: transparent;
}

[data-theme="dark"] .tooltip-wrapper.tooltip-right .tooltip::after {
    border-right-color: var(--color-gray-800);
}

.tooltip-wrapper.tooltip-left .tooltip {
    right: 100%;
    left: auto;
    top: 50%;
    transform: translateY(-50%) translateX(calc(-1 * var(--spacing-xs)));
    margin-bottom: 0;
    margin-right: var(--spacing-xs);
}

.tooltip-wrapper.tooltip-left .tooltip::after {
    top: 50%;
    right: 0;
    left: auto;
    transform: translateY(-50%) translateX(100%);
    border-left-color: var(--color-gray-900);
    border-top-color: transparent;
}

[data-theme="dark"] .tooltip-wrapper.tooltip-left .tooltip::after {
    border-left-color: var(--color-gray-800);
}

/* Inline tooltip for labels */
.metric-label,
.card-label {
    position: relative;
}

.metric-label .tooltip-wrapper,
.card-label .tooltip-wrapper {
    display: inline-flex;
    vertical-align: middle;
}

/* Tooltip positioning for summary cards and metrics */
.summary-card .tooltip-wrapper,
.metric-item .tooltip-wrapper {
    position: absolute;
    top: var(--spacing-xs);
    right: var(--spacing-xs);
}

.summary-card .tooltip,
.metric-item .tooltip {
    right: 0;
    left: auto;
    transform: translateY(-4px);
}

.summary-card .tooltip-wrapper:hover .tooltip,
.summary-card .tooltip-wrapper:focus-within .tooltip,
.metric-item .tooltip-wrapper:hover .tooltip,
.metric-item .tooltip-wrapper:focus-within .tooltip {
    transform: translateY(0);
}

.summary-card .tooltip::after,
.metric-item .tooltip::after {
    right: var(--spacing-md);
    left: auto;
}

/* ============================================
   Mode Selection Page
   ============================================ */

.mode-selection-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--background);
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255, 107, 0, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(255, 107, 0, 0.08) 0%, transparent 40%);
    padding: var(--spacing-xl);
    padding-top: 80px;
}

.mode-selection-container {
    max-width: 900px;
    width: 100%;
}

.mode-selection-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.mode-selection-header img {
    margin-bottom: var(--spacing-lg);
}

.mode-selection-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.mode-selection-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

.mode-selection-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

@media (max-width: 768px) {
    .mode-selection-cards {
        grid-template-columns: 1fr;
    }
}

.mode-card {
    background-color: var(--card-bg);
    background-image: linear-gradient(to bottom right, rgba(40, 40, 40, 0.25), rgba(15, 15, 15, 0.35));
    border-radius: var(--card-radius);
    box-shadow: var(--card-shadow);
    border: var(--card-border);
    backdrop-filter: blur(12px);
    padding: var(--spacing-xl);
    text-align: center;
    transition: transform var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
    cursor: pointer;
}

.mode-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-4px);
}

.mode-card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    background: var(--bg-tertiary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.mode-card h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.mode-card > p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.mode-card-features {
    list-style: none;
    text-align: left;
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.mode-card-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.mode-card-features li::before {
    content: "✓";
    color: var(--color-success);
    margin-right: var(--spacing-sm);
    font-weight: 600;
}

.mode-card .btn {
    width: 100%;
}

/* ============================================
   Data Validation Page
   ============================================ */

.validation-results-section {
    margin-top: var(--spacing-xl);
}

.validation-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.validation-results-header h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.validation-summary-badges {
    display: flex;
    gap: var(--spacing-sm);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-warning);
}

.badge-error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
}

.validation-issues-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    max-height: 300px;
    overflow-y: auto;
}

.validation-issue-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--border-color);
}

.validation-issue-item.issue-error {
    border-left-color: var(--color-error);
    background: rgba(239, 68, 68, 0.05);
}

.validation-issue-item.issue-warning {
    border-left-color: var(--color-warning);
    background: rgba(245, 158, 11, 0.05);
}

.validation-issue-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.validation-issue-icon.icon-error {
    color: var(--color-error);
}

.validation-issue-icon.icon-warning {
    color: var(--color-warning);
}

.validation-issue-content {
    flex: 1;
}

.validation-issue-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.validation-issue-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.validation-issue-location {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

/* Validation Data Table Row States */
#validation-data-table tbody tr.row-valid {
    background: var(--bg-primary);
}

#validation-data-table tbody tr.row-warning {
    background: rgba(245, 158, 11, 0.05);
}

#validation-data-table tbody tr.row-error {
    background: rgba(239, 68, 68, 0.05);
}

#validation-data-table tbody tr.row-warning td:first-child,
#validation-data-table tbody tr.row-error td:first-child {
    position: relative;
}

#validation-data-table tbody tr.row-warning td:first-child::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-warning);
}

#validation-data-table tbody tr.row-error td:first-child::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--color-error);
}

.cell-issue {
    position: relative;
}

.cell-issue::after {
    content: "⚠";
    position: absolute;
    right: 4px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.75rem;
}

.cell-issue.cell-error::after {
    content: "✗";
    color: var(--color-error);
}

.cell-issue.cell-warning::after {
    content: "⚠";
    color: var(--color-warning);
}

/* ============================================
   Mode Selection Nav Header
   ============================================ */

.mode-selection-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background-color: var(--header-bg);
    border-bottom: 1px solid var(--header-border);
    backdrop-filter: blur(5px);
    color: var(--foreground);
    height: 80px;
    z-index: 100;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
}

.mode-selection-nav::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top left, rgba(255, 107, 0, 0.15) 0%, transparent 45%),
                radial-gradient(ellipse at top right, rgba(255, 107, 0, 0.1) 0%, transparent 45%);
    z-index: -1;
}

.mode-nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    width: 100%;
    padding: 0 var(--spacing-lg);
}

.mode-nav-left {
    display: flex;
    align-items: center;
}

.mode-nav-logo {
    height: 36px;
    width: auto;
}

.mode-nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.mode-nav-link {
    color: var(--nav-link-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    padding: 0.5rem 1rem;
}

.mode-nav-link:hover {
    color: var(--nav-link-hover);
}

.mode-nav-link.active {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
}

.mode-nav-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.mode-nav-btn {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    color: var(--nav-link-color);
    background-color: #222;
    transition: all 0.2s ease;
    border: 1px solid rgba(255, 107, 0, 0.3);
}

.mode-nav-btn:hover {
    color: white;
    border-color: rgba(255, 107, 0, 0.6);
    transform: scale(1.05);
}

[data-theme="light"] .mode-nav-btn {
    background-color: #f0f0f0;
    color: #333;
    border-color: rgba(255, 107, 0, 0.3);
}

[data-theme="light"] .mode-nav-btn:hover {
    color: #000;
    border-color: rgba(255, 107, 0, 0.6);
}

.mode-nav-user {
    border: 1px solid rgba(255, 107, 0, 0.3);
}

.mode-nav-signout {
    background: transparent;
    border: 1px solid rgba(255, 107, 0, 0.3);
    color: var(--foreground);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.mode-nav-signout:hover {
    background-color: rgba(255, 107, 0, 0.1);
    border-color: rgba(255, 107, 0, 0.5);
    color: #ff6b00;
}

.mode-selection-page .mode-selection-container {
    padding-top: 100px;
}

/* ============================================
   Header Nav Links (App Header)
   ============================================ */

.header-left {
    display: flex;
    align-items: center;
}

.header-nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.header-nav-link {
    color: var(--nav-link-color);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    padding: 0.5rem 1rem;
}

.header-nav-link:hover {
    color: var(--nav-link-hover);
}

.header-nav-link.active {
    color: var(--color-primary);
    border-bottom: 2px solid var(--color-primary);
}

/* ============================================
   Assessment Options Grid
   ============================================ */

.existing-projects-section {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.existing-projects-section label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-secondary);
}

.assessment-options-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    width: 100%;
}

.assessment-options-grid.disabled {
    opacity: 0.5;
    pointer-events: none;
}

.assessment-option-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}

.assessment-option-card:hover:not(.placeholder) {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.assessment-option-card.placeholder {
    opacity: 0.5;
    cursor: not-allowed;
}

.assessment-option-card .option-icon {
    margin-bottom: var(--spacing-md);
    color: var(--color-primary);
}

.assessment-option-card h3 {
    margin: 0 0 var(--spacing-sm);
    font-size: 1rem;
    color: var(--text-primary);
}

.assessment-option-card p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ============================================
   Final Reports Page
   ============================================ */

.final-reports-selection {
    margin-bottom: var(--spacing-xl);
}

.final-reports-selection h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.assessment-selection-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.assessment-checkbox-card {
    display: block;
    cursor: pointer;
}

.assessment-checkbox-card input {
    display: none;
}

.checkbox-card-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    text-align: center;
    transition: all 0.2s;
}

.assessment-checkbox-card input:checked + .checkbox-card-content {
    border-color: var(--color-primary);
    background: rgba(249, 115, 22, 0.1);
}

.assessment-checkbox-card.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.checkbox-icon {
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.checkbox-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.checkbox-status {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.checkbox-status.available {
    color: var(--color-success);
}

.report-options-section {
    margin-bottom: var(--spacing-xl);
}

.report-options-section h3 {
    margin-bottom: var(--spacing-md);
}

.report-format-options {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.format-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.format-option input {
    accent-color: var(--color-primary);
}

/* ============================================
   Available Assessments Section
   ============================================ */

.available-assessments-section {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.available-assessments-section h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.no-assessments {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

/* Assessment Grid - 3 columns */
.assessment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

@media (max-width: 1024px) {
    .assessment-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .assessment-grid {
        grid-template-columns: 1fr;
    }
}

/* Assessment Card */
.assessment-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    min-height: 160px;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}

.assessment-card.ready {
    border-color: var(--color-primary);
}

.assessment-card.ready:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 16px rgba(249, 115, 22, 0.2);
    transform: translateY(-2px);
}

.assessment-card.unavailable {
    opacity: 0.5;
    cursor: not-allowed;
}

.assessment-card-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(249, 115, 22, 0.15);
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.assessment-card-icon svg {
    width: 24px;
    height: 24px;
}

.assessment-card.unavailable .assessment-card-icon {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-tertiary);
}

.assessment-card-title {
    margin: 0 0 var(--spacing-xs) 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.assessment-card.unavailable .assessment-card-title {
    color: var(--text-secondary);
}

.assessment-card-subtitle {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.assessment-card-missing {
    text-align: center;
}

.assessment-card-missing .assessment-card-subtitle {
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
}

.missing-list {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.missing-list li {
    padding: 2px 0;
}

.missing-list li.more {
    font-style: italic;
    color: var(--text-tertiary);
    opacity: 0.8;
}

/* Readiness progress bar for assessment cards */
.readiness-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: var(--spacing-xs);
}

.readiness-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-warning));
    border-radius: 3px;
    transition: width 0.3s ease;
}

.readiness-text {
    font-size: 0.7rem;
    color: var(--color-warning);
    margin: 0 0 var(--spacing-xs) 0;
    font-weight: 500;
}

/* Assessment card description */
.assessment-card-description {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin: 0 0 var(--spacing-sm) 0;
    text-align: center;
    line-height: 1.4;
}

/* No assessments message */
.no-assessments {
    text-align: center;
    color: var(--text-tertiary);
    padding: var(--spacing-md);
    font-style: italic;
    margin: 0;
}

.no-assessments-container {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--card-bg);
    border-radius: var(--card-radius);
    border: 1px dashed var(--border-color);
}

.data-sources-hint {
    margin-top: var(--spacing-lg);
    text-align: left;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.data-sources-hint .hint-title {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.data-sources-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.data-sources-list li {
    padding: var(--spacing-sm) 0;
    font-size: 0.85rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.data-sources-list li:last-child {
    border-bottom: none;
}

.data-sources-list li strong {
    color: var(--color-primary);
}

/* Assessment card actions */
.assessment-card-actions {
    margin-top: var(--spacing-sm);
    text-align: center;
}

.assessment-card-actions .btn {
    font-size: 0.8rem;
    padding: var(--spacing-xs) var(--spacing-md);
}

.generate-report-btn {
    transition: all 0.2s ease;
}

.generate-report-btn:disabled {
    opacity: 0.7;
    cursor: wait;
}

/* Spacing between file upload and assessment grid */
#available-assessments {
    margin-top: var(--spacing-xl);
}

.assessment-ready-text {
    margin: 0;
    color: var(--color-success);
    font-weight: 500;
}

.assessment-unavailable-text {
    margin: 0;
    color: var(--text-tertiary);
    font-style: italic;
}

.assessment-missing-label {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.missing-inputs-list {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.missing-inputs-list li {
    padding: 2px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.missing-inputs-list .more-items {
    font-style: italic;
    color: var(--text-tertiary);
}

.assessment-card-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.assessment-card-footer .btn {
    width: 100%;
}

.run-assessment-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
}

.assessment-result {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
}

.assessment-result-card h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.assessment-result-card pre {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    overflow-x: auto;
    font-size: 0.875rem;
    max-height: 400px;
    overflow-y: auto;
}

/* ============================================
   Final Reports - Report List Styles
   ============================================ */

.reports-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.reports-loading,
.reports-empty,
.reports-error {
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    border: 1px dashed var(--border-color);
}

.reports-error {
    border-color: var(--color-danger);
    color: var(--color-danger);
}

.reports-empty .hint {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-top: var(--spacing-sm);
}

.report-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    border: 1px solid var(--border-color);
    transition: all 0.2s ease;
}

.report-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(255, 140, 50, 0.15);
}

.report-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.report-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.report-key {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-family: monospace;
}

.report-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.btn-sm svg {
    flex-shrink: 0;
}

.section-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-md);
}

.report-format-options {
    display: flex;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.format-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
}

.format-option:hover {
    border-color: var(--color-primary);
}

.format-option input[type="radio"]:checked + span,
.format-option input[type="checkbox"]:checked + span {
    color: var(--color-primary);
    font-weight: 500;
}

/* Progress bar for report generation */
.generation-progress {
    padding: var(--spacing-md);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light, #ff9a5a));
    border-radius: 4px;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-align: center;
    margin: 0;
}

/* Large button variant */
.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-large svg {
    flex-shrink: 0;
}

/* Report format badge */
.report-format-badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    background: var(--color-primary);
    color: white;
    border-radius: 4px;
    margin-left: var(--spacing-sm);
}

/* ===== Assessment Configurator Styles ===== */

/* Collapsible sections */
.form-section.collapsible {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.form-section.collapsible .section-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    margin: 0;
    background: var(--bg-secondary);
    cursor: pointer;
    transition: background 0.2s ease;
    user-select: none;
}

.form-section.collapsible .section-toggle:hover {
    background: var(--bg-tertiary);
}

.form-section.collapsible .section-toggle svg {
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.form-section.collapsible.collapsed .section-toggle svg {
    transform: rotate(-90deg);
}

.form-section.collapsible .section-content {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

.form-section.collapsible.collapsed .section-content {
    display: none;
}

/* Year discounts row */
.year-discounts {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-md);
}

@media (max-width: 992px) {
    .year-discounts {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .year-discounts {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Discount table */
.discount-table {
    overflow-x: auto;
    margin: var(--spacing-md) 0;
}

.discount-table table {
    width: 100%;
}

.discount-table th,
.discount-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    vertical-align: middle;
}

.discount-table input[type="number"],
.discount-table input[type="text"] {
    width: 100%;
    min-width: 60px;
}

.discount-table input[type="checkbox"] {
    width: auto;
}

/* Compact form controls for tables */
.form-control-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
    height: auto;
    min-height: 32px;
}

select.form-control-sm {
    padding-right: var(--spacing-lg);
}

/* Data table compact variant */
.data-table.compact th,
.data-table.compact td {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

/* Power management table */
.power-management-table {
    overflow-x: auto;
}

.power-management-table table {
    width: 100%;
    min-width: 600px;
}

.power-management-table input[type="number"] {
    width: 80px;
}

.power-management-table select {
    min-width: 160px;
}

/* Vertical toggle group */
.toggle-group.vertical {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.toggle-group.vertical .toggle-option {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.toggle-group.vertical .toggle-label {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.toggle-group.vertical .toggle-label strong {
    font-weight: 600;
    color: var(--text-primary);
}

.toggle-group.vertical .toggle-label small {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: normal;
}

/* Instance family discount rows */
#instance-family-discounts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.family-discount-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.family-discount-row .form-group {
    margin-bottom: 0;
    flex: 1;
}

.family-discount-row .form-group:nth-child(1) {
    flex: 2;
}

.family-discount-row .form-group:nth-child(2) {
    flex: 1;
}

.family-discount-row .form-group:nth-child(3) {
    flex: 0 0 auto;
}

.family-discount-row .remove-family-btn {
    flex-shrink: 0;
    padding: var(--spacing-xs);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: all 0.2s ease;
}

.family-discount-row .remove-family-btn:hover {
    background: var(--color-error-bg, #fee2e2);
    color: var(--color-error);
}

/* Form section headers */
.form-section h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: var(--spacing-lg) 0 var(--spacing-sm) 0;
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--border-color);
}

.form-section h4:first-of-type {
    margin-top: var(--spacing-md);
}

/* Small button variant */
.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.8rem;
}

/* Outlier thresholds form rows */
.form-section[data-section="outliers"] .form-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

@media (max-width: 768px) {
    .form-section[data-section="outliers"] .form-row {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Assessment configurator page actions */
#page-assessment-config .page-actions {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: flex-end;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* ============================================
   Asana Integration Styles
   ============================================ */

.asana-auth-container {
    margin-bottom: var(--spacing-md);
    padding: 10px 12px;
    background: var(--bg-tertiary, var(--bg-secondary));
    border-radius: 8px;
    border: 1px solid var(--border-color);
    width: 100%;
    box-sizing: border-box;
}

.existing-projects-select {
    margin-bottom: var(--spacing-md);
}

.open-project-btn {
    margin-top: var(--spacing-sm);
}

.asana-auth-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.asana-auth-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.asana-auth-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
}

.asana-auth-title svg {
    color: var(--color-primary);
}

.asana-get-token-link {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.asana-get-token-link:hover {
    color: var(--color-primary);
}

.asana-token-row {
    display: flex;
    gap: 8px;
    align-items: center;
    width: 100%;
}

.asana-token-row input {
    flex: 1 1 auto;
    min-width: 0;
    width: 100%;
    font-size: 0.8125rem;
    padding: 6px 10px;
    height: 32px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-primary, #fff);
    color: var(--text-primary);
}

.asana-token-row .btn {
    flex: 0 0 auto;
    width: auto !important;
    height: 32px;
    padding: 0 12px;
    font-size: 0.75rem;
    white-space: nowrap;
}

.asana-connect-btn {
    width: 32px !important;
    height: 32px;
    padding: 0 !important;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.asana-connect-btn svg {
    flex-shrink: 0;
}

.asana-connected-section {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 8px;
    padding: 6px 0;
}

.asana-connected-info {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--color-success);
    font-size: 0.8rem;
    white-space: nowrap;
}

.asana-connected-info strong {
    color: var(--text-primary);
    font-weight: 500;
}

.asana-connected-section .btn,
.asana-connected-section .btn-outline {
    width: auto !important;
    flex-shrink: 0;
    padding: 4px 10px !important;
    font-size: 0.7rem;
    height: auto;
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.asana-connected-section .btn:hover {
    background: var(--bg-secondary);
    border-color: var(--text-secondary);
    color: var(--text-primary);
}

.asana-loading-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    padding: var(--spacing-xs) 0;
}

.asana-loading-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid var(--border-color);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

/* User Profile Modal Styles */
.modal-profile {
    max-width: 420px;
    width: 90%;
}

.profile-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: 12px;
    margin-bottom: var(--spacing-lg);
}

.profile-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.profile-info {
    flex: 1;
    min-width: 0;
}

.profile-email {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.profile-settings {
    display: flex;
    flex-direction: column;
    gap: 2px;
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
}

.profile-setting-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    transition: background var(--transition-fast);
}

.profile-setting-row:hover {
    background: var(--bg-tertiary, rgba(0,0,0,0.05));
}

.profile-setting-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.profile-setting-left svg {
    color: var(--text-secondary);
}

.profile-setting-value {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-dot.status-connected {
    background: var(--color-success);
}

.status-dot.status-disconnected {
    background: var(--color-gray-400);
}

.profile-theme-toggle {
    display: flex;
    gap: 4px;
    background: var(--bg-tertiary, rgba(0,0,0,0.1));
    padding: 3px;
    border-radius: 8px;
}

.theme-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 28px;
    border: none;
    background: transparent;
    border-radius: 6px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.theme-btn:hover {
    color: var(--text-primary);
}

.theme-btn.active {
    background: var(--bg-primary);
    color: var(--color-primary);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.profile-actions {
    padding-top: var(--spacing-sm);
}

.btn-full {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.btn-outline-danger {
    background: transparent;
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.btn-outline-danger:hover {
    background: var(--color-error);
    color: white;
}

/* Page header layout for dashboard */
#page-results .page-content {
    padding-top: var(--spacing-md);
}

#page-results .page-header {
    margin-bottom: var(--spacing-md);
}

.page-header-row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.page-header-left {
    flex: 1;
}

.page-header-right {
    flex-shrink: 0;
}

.dashboard-project-select {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.dashboard-project-select label {
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
}

.dashboard-project-select select {
    min-width: 250px;
}

/* ============================================
   Spreadsheet Editor Styles
   ============================================ */

.spreadsheet-modal-content {
    width: 95vw;
    max-width: 1400px;
    height: 85vh;
    display: flex;
    flex-direction: column;
}

.spreadsheet-modal-content .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.spreadsheet-modal-content .modal-header h2 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

.spreadsheet-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.spreadsheet-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.sheet-tabs {
    display: flex;
    gap: 2px;
}

.sheet-tab {
    padding: var(--spacing-xs) var(--spacing-md);
    background: transparent;
    border: none;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.sheet-tab:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.sheet-tab.active {
    background: var(--bg-primary);
    color: var(--color-primary);
    font-weight: 500;
}

.spreadsheet-search input {
    width: 200px;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.85rem;
}

.spreadsheet-container {
    flex: 1;
    overflow: auto;
    background: var(--bg-primary);
}

.spreadsheet-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.spreadsheet-table th,
.spreadsheet-table td {
    border: 1px solid var(--border-color);
    padding: 0;
    text-align: left;
}

.spreadsheet-table th {
    background: var(--bg-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    position: sticky;
    top: 0;
    z-index: 10;
}

.row-select-header,
.row-select-cell {
    width: 30px;
    text-align: center;
}

.row-number-header,
.row-number-cell {
    width: 40px;
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.75rem;
    background: var(--bg-secondary);
}

.spreadsheet-table tr.selected {
    background: rgba(255, 107, 0, 0.1);
}

.spreadsheet-table tr:hover {
    background: var(--bg-tertiary);
}

.cell-input {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    background: transparent;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.cell-input:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
    background: var(--bg-primary);
}

.spreadsheet-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    font-size: 0.8rem;
    color: var(--text-secondary);
    flex-shrink: 0;
}

#edit-spreadsheet-btn {
    margin-right: var(--spacing-sm);
}

/* ============================================================================
   Dynamic Configuration Panel - Modern Design
   ============================================================================ */

.config-panel {
    max-width: 900px;
    margin: 0 auto;
}

.config-panel h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.config-panel .panel-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-xl) 0;
    line-height: 1.5;
}

.config-sections {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Collapsible Section Card */
.config-section {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.config-section:hover {
    border-color: var(--text-tertiary);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

/* Section Header Button */
.config-section .section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border: none;
    cursor: pointer;
    transition: background 0.2s ease;
}

.config-section .section-header:hover {
    background: linear-gradient(135deg, var(--bg-tertiary) 0%, var(--bg-secondary) 100%);
}

.config-section .section-header.expanded {
    border-bottom: 1px solid var(--border-color);
}

.config-section .section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.config-section .section-toggle {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    transition: transform 0.2s ease;
}

.config-section .section-header.expanded .section-toggle {
    transform: rotate(0deg);
}

.config-section .section-header:not(.expanded) .section-toggle {
    transform: rotate(-90deg);
}

/* Section Content */
.config-section .section-content {
    padding: var(--spacing-lg);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    background: var(--bg-primary);
}

/* Schema Field Styling */
.schema-field {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.schema-field label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.schema-field .field-description {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    cursor: help;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.schema-field .field-description:hover {
    opacity: 1;
}

.schema-field .form-control {
    padding: 10px 14px;
    font-size: 0.9rem;
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.schema-field .form-control:hover {
    border-color: var(--text-tertiary);
}

.schema-field .form-control:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.schema-field .form-control::placeholder {
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

/* Number inputs */
.schema-field-number .form-control {
    font-family: "SF Mono", Monaco, monospace;
}

/* Select inputs */
.schema-field select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

/* Checkbox styling */
.schema-field-boolean {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-sm);
}

.schema-field-boolean input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--accent-color);
}

.schema-field-boolean label {
    cursor: pointer;
    user-select: none;
}

/* Date inputs */
.schema-field-date .form-control {
    cursor: pointer;
}

/* Enum/Select fields */
.schema-field-enum .form-control {
    cursor: pointer;
}

/* Field with units */
.schema-field-with-unit {
    position: relative;
}

.schema-field-with-unit .field-unit {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8rem;
    color: var(--text-tertiary);
    pointer-events: none;
}

/* Required field indicator */
.schema-field.required label::after {
    content: "*";
    color: #ef4444;
    margin-left: 2px;
}

/* Validation state */
.schema-field.invalid .form-control {
    border-color: #ef4444;
}

.schema-field.invalid .form-control:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.schema-field .field-error {
    font-size: 0.75rem;
    color: #ef4444;
    margin-top: 4px;
}

/* Field Groups */
.field-group {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.field-group-title {
    grid-column: 1 / -1;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-xs);
}

/* Config Panel Actions */
.config-panel .panel-actions {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* Empty section state */
.section-empty {
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.9rem;
}

/* ============================================================================
   Outputs Panel - Modern Design
   ============================================================================ */

.outputs-panel {
    max-width: 1200px;
    margin: 0 auto;
}

.outputs-panel h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.outputs-panel .panel-description {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-xl) 0;
    line-height: 1.5;
}

.outputs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

/* Output Card */
.output-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.output-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.output-card.ready {
    border-left: 4px solid #22c55e;
}

.output-card.pending {
    border-left: 4px solid #f59e0b;
}

.output-card.error {
    border-left: 4px solid #ef4444;
}

.output-card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.output-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    flex-shrink: 0;
}

.output-card.ready .output-card-icon {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
}

.output-card.pending .output-card-icon {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
}

.output-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
    flex: 1;
}

.output-card-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.output-card-status.ready {
    background: #dcfce7;
    color: #166534;
}

.output-card-status.pending {
    background: #fef3c7;
    color: #92400e;
}

.output-card-status.error {
    background: #fee2e2;
    color: #991b1b;
}

.output-card-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
}

.output-card-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

.output-card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.output-meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.output-meta-item svg {
    width: 14px;
    height: 14px;
}

.output-card-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: auto;
}

.output-card-actions .btn {
    flex: 1;
    justify-content: center;
}

/* No Outputs State */
.no-outputs {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-xxl) var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: 16px;
    border: 2px dashed var(--border-color);
}

.no-outputs-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.no-outputs h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.no-outputs p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-lg) 0;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.no-outputs .btn {
    display: inline-flex;
}

/* Output Panel Actions */
.outputs-panel .panel-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* Output Preview Modal */
.output-preview {
    background: var(--bg-primary);
    border-radius: 12px;
    overflow: hidden;
}

.output-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.output-preview-content {
    padding: var(--spacing-lg);
    max-height: 60vh;
    overflow: auto;
}

/* Output Stats Row */
.output-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.output-stat {
    text-align: center;
    flex: 1;
}

.output-stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-color);
    line-height: 1;
    margin-bottom: 4px;
}

.output-stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Expandable Output Cards */
.outputs-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.output-card-expandable {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.2s ease;
}

.output-card-expandable:hover {
    border-color: var(--text-tertiary);
}

.output-card-expandable.ready {
    border-left: 4px solid #22c55e;
}

.output-card-expandable.pending {
    border-left: 4px solid #f59e0b;
}

.output-card-expandable.expanded {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.output-card-expandable .output-card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    transition: background 0.2s ease;
}

.output-card-expandable .output-card-header:hover {
    background: var(--bg-secondary);
}

.output-card-expandable .output-card-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    background: var(--bg-secondary);
    flex-shrink: 0;
}

.output-card-expandable.ready .output-card-icon {
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
}

.output-card-expandable .output-card-info {
    flex: 1;
    min-width: 0;
}

.output-card-expandable .output-card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 2px 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.output-card-expandable .output-card-subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.output-card-expandable .output-card-toggle {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    transition: transform 0.2s ease;
    margin-left: var(--spacing-sm);
}

/* Expanded Content */
.output-card-content {
    padding: var(--spacing-lg);
    padding-top: 0;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.output-card-actions {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.output-card-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.output-card-result {
    margin-top: var(--spacing-md);
}

.output-card-result h4 {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

/* Output Value Display */
.output-placeholder {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-tertiary);
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px dashed var(--border-color);
}

.output-error {
    padding: var(--spacing-md);
    background: #fef2f2;
    color: #991b1b;
    border-radius: 8px;
    font-size: 0.9rem;
}

.output-table-wrapper {
    overflow-x: auto;
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.output-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.output-table th,
.output-table td {
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.output-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
    position: sticky;
    top: 0;
}

.output-table tr:hover td {
    background: var(--bg-secondary);
}

.output-truncated {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    text-align: center;
}

.output-json {
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-family: "SF Mono", Monaco, monospace;
    font-size: 0.8rem;
    overflow-x: auto;
    max-height: 300px;
    overflow-y: auto;
}

.output-value {
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--accent-color);
}

/* Computing indicator */
.computing-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-radius: 12px;
    border: 1px solid #93c5fd;
    margin-bottom: var(--spacing-lg);
}

.computing-indicator .spinner {
    width: 24px;
    height: 24px;
    border: 3px solid #93c5fd;
    border-top-color: #3b82f6;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.computing-indicator span {
    font-size: 1rem;
    font-weight: 500;
    color: #1e40af;
}

.compute-error {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: #fef2f2;
    border-radius: 8px;
    border: 1px solid #fecaca;
    margin-bottom: var(--spacing-lg);
    color: #991b1b;
}

/* ============================================================================
   JSON Render Config Forms
   ============================================================================ */

.json-render-form {
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.config-form-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-xs) 0;
}

.config-form-description {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-lg) 0;
}

.config-section {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.config-section:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.config-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-md) 0;
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

.config-section-fields {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.config-field {
    display: flex;
    flex-direction: column;
}

.config-field-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.config-field-description {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.4;
}

.config-input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-family: var(--font-primary);
    color: var(--text-primary);
    background: var(--bg-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.config-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 120, 212, 0.1);
}

.config-input:disabled {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: not-allowed;
}

.config-input-select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.config-input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.config-input-wrapper .config-input {
    flex: 1;
}

.config-input-suffix,
.config-input-prefix {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.config-input-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.config-checkbox-wrapper {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: background 0.2s ease;
}

.config-checkbox-wrapper:hover {
    background: var(--bg-secondary);
}

.config-checkbox-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.config-checkbox-description {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.config-multiselect {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.config-multiselect-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: 0.85rem;
    transition: background 0.2s ease;
}

.config-multiselect-option:hover {
    background: var(--border-color);
}

.config-multiselect-option input {
    accent-color: var(--color-primary);
}

.config-radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.config-radio-option {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-xs) 0;
}

.config-radio-option input {
    accent-color: var(--color-primary);
}

/* Config Form Actions */
.config-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* Assessment Config Page */
.assessment-config-page {
    max-width: 800px;
    margin: 0 auto;
}

.assessment-config-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.assessment-config-back {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.assessment-config-back:hover {
    color: var(--color-primary);
}

.assessment-config-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

/* ============================================
   Spreadsheet Importer Styles
   ============================================ */

.spreadsheet-importer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.spreadsheet-importer-modal {
    background: var(--bg-primary);
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-xl);
    width: calc(100% - 40px);
    max-width: 1200px;
    height: calc(100% - 80px);
    max-height: 900px;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.importer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.importer-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.importer-header .file-name {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
    flex: 1;
    text-align: center;
}

.importer-header .close-btn {
    background: transparent;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
}

.importer-header .close-btn:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.importer-loading {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    color: var(--text-secondary);
}

.importer-error {
    padding: var(--spacing-lg);
    margin: var(--spacing-lg);
    background: #fee2e2;
    border: 1px solid #ef4444;
    border-radius: var(--border-radius);
    color: #991b1b;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.importer-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg) var(--spacing-xl);
}

/* Attention Banner */
.attention-banner {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 2px solid #f59e0b;
    border-radius: var(--border-radius);
    animation: attention-pulse 2s ease-in-out infinite;
}

@keyframes attention-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
}

.attention-banner .attention-icon {
    font-size: 1.5rem;
}

.attention-banner .attention-text {
    flex: 1;
    color: #92400e;
    font-size: 0.95rem;
}

.attention-banner .attention-hint {
    color: #a16207;
    font-size: 0.8rem;
}

/* Attention Marker on rows */
.attention-marker {
    margin-right: var(--spacing-xs);
    font-size: 1rem;
}

/* Selected File Card */
.selected-file-card {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    border-radius: var(--card-radius);
    padding: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
}

.selected-file-card .file-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.selected-file-card .file-icon {
    font-size: 2.5rem;
}

.selected-file-card .file-details {
    flex: 1;
}

.selected-file-card .file-name {
    display: block;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.selected-file-card .file-size {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.selected-file-card .file-actions {
    display: flex;
    justify-content: flex-end;
}

/* Processing/Success/Error States */
.processing-state,
.success-state,
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xxl);
    text-align: center;
    min-height: 300px;
}

.processing-state .spinner {
    margin-bottom: var(--spacing-lg);
}

.success-state .success-icon {
    font-size: 4rem;
    color: #22c55e;
    margin-bottom: var(--spacing-md);
}

.success-state h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.success-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.error-state .error-icon {
    font-size: 4rem;
    color: #ef4444;
    margin-bottom: var(--spacing-md);
}

.error-state h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.error-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Large Button */
.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.1rem;
}

/* Mapping Table */
.mapping-table-container {
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.mapping-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.mapping-table th,
.mapping-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.mapping-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-primary);
    position: sticky;
    top: 0;
    z-index: 10;
}

.mapping-table tbody tr {
    transition: background 0.15s ease;
}

.mapping-table tbody tr:hover {
    background: var(--bg-secondary);
}

/* Row confidence level backgrounds */
.mapping-table tbody tr.mapping-high {
    background: rgba(34, 197, 94, 0.05);
}

.mapping-table tbody tr.mapping-high:hover {
    background: rgba(34, 197, 94, 0.1);
}

.mapping-table tbody tr.mapping-medium {
    background: rgba(245, 158, 11, 0.05);
}

.mapping-table tbody tr.mapping-medium:hover {
    background: rgba(245, 158, 11, 0.1);
}

.mapping-table tbody tr.mapping-low {
    background: rgba(239, 68, 68, 0.05);
}

.mapping-table tbody tr.mapping-low:hover {
    background: rgba(239, 68, 68, 0.1);
}

.mapping-table tbody tr.unmapped {
    background: rgba(239, 68, 68, 0.08);
}

/* Rows needing attention - prominent red highlight */
.mapping-table tbody tr.needs-attention {
    background: rgba(239, 68, 68, 0.12) !important;
    border-left: 4px solid #ef4444;
}

.mapping-table tbody tr.needs-attention:hover {
    background: rgba(239, 68, 68, 0.18) !important;
}

.mapping-table tbody tr.needs-attention .col-source {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.mapping-table .col-source {
    min-width: 150px;
}

.mapping-table .col-source .column-name {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
}

.mapping-table .col-source .column-type {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.mapping-table .col-sample {
    min-width: 150px;
    max-width: 200px;
}

.mapping-table .col-sample .sample-value {
    display: inline-block;
    padding: 2px 6px;
    margin: 2px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.mapping-table .col-arrow {
    width: 30px;
    text-align: center;
    color: var(--text-tertiary);
    font-size: 1.25rem;
}

.mapping-table .col-target {
    min-width: 200px;
}

.mapping-table .col-target select {
    width: 100%;
}

/* ============================================================================
   Validation Panel Styles
   ============================================================================ */

.validation-panel {
    max-width: 900px;
    margin: 0 auto;
}

.validation-panel h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.validation-panel .panel-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

/* Section Headers */
.validation-panel .section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    margin-bottom: var(--spacing-sm);
}

.validation-panel .section-header:hover {
    background: var(--bg-tertiary);
    border-color: var(--primary-color);
}

.validation-panel .section-header.expanded {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    margin-bottom: 0;
    border-bottom: none;
}

.validation-panel .section-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.validation-panel .section-toggle {
    color: var(--text-tertiary);
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}

.validation-panel .section-content {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
    margin-bottom: var(--spacing-lg);
}

/* Validation Config Section */
.validation-config {
    margin-bottom: var(--spacing-lg);
}

.validation-config .rule-set-selector {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.validation-config .rule-set-selector label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.validation-config .rule-set-selector input[type="radio"] {
    accent-color: var(--primary-color);
    width: 18px;
    height: 18px;
}

/* Rule Preview */
.rule-preview {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
}

.rule-preview h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.rule-list-compact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.rule-list-compact .rule-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
}

.rule-list-compact .rule-item.severity-error {
    background: rgba(239, 68, 68, 0.1);
    border-left: 3px solid #ef4444;
}

.rule-list-compact .rule-item.severity-warning {
    background: rgba(245, 158, 11, 0.1);
    border-left: 3px solid #f59e0b;
}

.rule-list-compact .rule-item.severity-info {
    background: rgba(59, 130, 246, 0.1);
    border-left: 3px solid #3b82f6;
}

.rule-list-compact .rule-name {
    color: var(--text-primary);
    font-weight: 500;
}

.rule-list-compact .rule-field {
    color: var(--text-tertiary);
    font-size: 0.75rem;
    font-family: var(--font-mono);
}

.rule-list-compact .rule-more {
    color: var(--text-tertiary);
    font-size: 0.8rem;
    padding: var(--spacing-xs) var(--spacing-sm);
}

/* Validation Section */
.validation-section {
    margin-bottom: var(--spacing-lg);
}

.validation-loading {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    color: var(--text-secondary);
}

.validation-error {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--border-radius);
    color: #dc2626;
}

.validation-empty {
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--text-tertiary);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.validation-empty p {
    margin: 0;
}

/* Validation Results */
.validation-results {
    padding: var(--spacing-md);
}

.validation-summary {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.summary-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 0.95rem;
}

.summary-badge.valid {
    background: #dcfce7;
    color: #166534;
}

.summary-badge.invalid {
    background: #fee2e2;
    color: #991b1b;
}

.summary-stats {
    display: flex;
    gap: var(--spacing-lg);
}

.summary-stats .stat {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.summary-stats .stat strong {
    color: var(--text-primary);
    margin-right: 4px;
}

/* Error/Warning Lists */
.validation-errors,
.validation-warnings {
    margin-top: var(--spacing-lg);
}

.validation-errors h4,
.validation-warnings h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.error-list,
.warning-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.error-item,
.warning-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
}

.error-item {
    background: rgba(239, 68, 68, 0.08);
    border-left: 3px solid #ef4444;
}

.warning-item {
    background: rgba(245, 158, 11, 0.08);
    border-left: 3px solid #f59e0b;
}

.error-item .error-icon,
.warning-item .warning-icon {
    flex-shrink: 0;
}

.error-item .error-icon {
    color: #ef4444;
}

.warning-item .warning-icon {
    color: #f59e0b;
}

.error-field,
.warning-field {
    font-weight: 600;
    color: var(--text-primary);
    min-width: 100px;
}

.error-row {
    color: var(--text-tertiary);
    font-size: 0.75rem;
    font-family: var(--font-mono);
    min-width: 60px;
}

.error-message,
.warning-message {
    color: var(--text-secondary);
    flex: 1;
}

.error-more,
.warning-more {
    color: var(--text-tertiary);
    font-size: 0.8rem;
    padding: var(--spacing-sm) var(--spacing-md);
}

/* Cleanse Section */
.cleanse-section {
    margin-bottom: var(--spacing-lg);
}

.cleanse-section .section-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.cleanse-results {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: #dcfce7;
    border-radius: var(--border-radius);
    color: #166534;
    font-weight: 500;
}

/* Validation Summary Bar */
.validation-summary-bar {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
}

.validation-summary-bar .status-indicator {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: 600;
}

.validation-summary-bar .status-indicator.valid {
    background: #dcfce7;
    color: #166534;
}

.validation-summary-bar .status-indicator.invalid {
    background: #fee2e2;
    color: #991b1b;
}

.validation-summary-bar .summary-text {
    flex: 1;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.validation-summary-bar .gpu-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: linear-gradient(135deg, #8b5cf6 0%, #6366f1 100%);
    color: white;
    border-radius: var(--border-radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

/* Panel Actions */
.validation-panel .panel-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* New Validation Panel Styles */
.validation-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.validation-header h2 {
    margin-bottom: var(--spacing-xs);
}

.btn-back {
    padding: var(--spacing-sm) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.btn-back:hover {
    background: var(--bg-secondary);
    border-color: var(--primary-color);
    color: var(--text-primary);
}

/* Loading Card */
.validation-loading-card {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xxl);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    color: var(--text-secondary);
}

/* Success State */
.validation-success {
    text-align: center;
    padding: var(--spacing-xxl) var(--spacing-xl);
    background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
    border-radius: var(--border-radius);
    border: 1px solid #86efac;
}

.validation-success .success-icon-large {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
    background: #22c55e;
    color: white;
    border-radius: 50%;
    font-size: 2.5rem;
    font-weight: bold;
}

.validation-success h3 {
    font-size: 1.5rem;
    color: #166534;
    margin-bottom: var(--spacing-sm);
}

.validation-success p {
    color: #15803d;
    margin-bottom: var(--spacing-xs);
}

.validation-success .success-stats {
    font-size: 0.875rem;
    color: #166534;
    opacity: 0.8;
}

/* Issues Section */
.validation-issues {
    margin-bottom: var(--spacing-lg);
}

/* Issue Summary Cards */
.issue-summary-cards {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.issue-card {
    flex: 1;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    text-align: center;
}

.issue-card-error {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    border: 1px solid #fca5a5;
}

.issue-card-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 1px solid #fcd34d;
}

.issue-card-info {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border: 1px solid #93c5fd;
}

.issue-card .issue-count {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.issue-card-error .issue-count { color: #dc2626; }
.issue-card-warning .issue-count { color: #d97706; }
.issue-card-info .issue-count { color: #2563eb; }

.issue-card .issue-label {
    display: block;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.issue-card-error .issue-label { color: #991b1b; }
.issue-card-warning .issue-label { color: #92400e; }
.issue-card-info .issue-label { color: #1e40af; }

.issue-card .issue-desc {
    display: block;
    font-size: 0.75rem;
    opacity: 0.8;
}

.issue-card-error .issue-desc { color: #991b1b; }
.issue-card-warning .issue-desc { color: #92400e; }
.issue-card-info .issue-desc { color: #1e40af; }

/* Issue List */
.issue-list {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.issue-list h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.issue-item {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius);
}

.issue-item:last-child {
    margin-bottom: 0;
}

.issue-error {
    background: rgba(239, 68, 68, 0.08);
    border-left: 4px solid #ef4444;
}

.issue-warning {
    background: rgba(245, 158, 11, 0.08);
    border-left: 4px solid #f59e0b;
}

.issue-item .issue-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.issue-item .issue-icon {
    font-size: 1rem;
}

.issue-error .issue-icon { color: #ef4444; }
.issue-warning .issue-icon { color: #f59e0b; }

.issue-item .issue-field {
    font-weight: 600;
    color: var(--text-primary);
}

.issue-item .issue-row {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
    padding: 2px 6px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
}

.issue-item .issue-body {
    padding-left: calc(1rem + var(--spacing-sm));
}

.issue-item .issue-message {
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.issue-item .issue-fix {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-xs);
}

.issue-item .issue-fix strong {
    color: #22c55e;
}

.issue-item .issue-value {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

.issue-item .issue-value code {
    padding: 2px 6px;
    background: var(--bg-secondary);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-mono);
}

.issue-more {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    text-align: center;
    padding: var(--spacing-sm);
}

/* Auto-fix Section */
.auto-fix-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-top: var(--spacing-lg);
}

.auto-fix-section .fix-result {
    color: #22c55e;
    font-weight: 500;
}

/* Empty State */
.validation-empty-state {
    text-align: center;
    padding: var(--spacing-xxl);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.validation-empty-state .empty-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
}

.validation-empty-state h3 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.validation-empty-state p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Error State */
.validation-error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--border-radius);
    text-align: center;
}

.validation-error-state .error-icon {
    font-size: 2rem;
    color: #ef4444;
}

.validation-error-state p {
    color: #dc2626;
}

.mapping-table .col-confidence {
    min-width: 100px;
    text-align: center;
}

/* Confidence Indicator */
.confidence-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
}

.confidence-indicator.confidence-high {
    background: #dcfce7;
    border: 1px solid #22c55e;
    color: #166534;
}

.confidence-indicator.confidence-medium {
    background: #fef3c7;
    border: 1px solid #f59e0b;
    color: #92400e;
}

.confidence-indicator.confidence-low {
    background: #fee2e2;
    border: 1px solid #ef4444;
    color: #991b1b;
}

/* Preview Section */
.preview-section {
    margin-top: var(--spacing-lg);
}

.preview-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.preview-table-container {
    overflow-x: auto;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    max-height: 200px;
}

.preview-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

.preview-table th,
.preview-table td {
    padding: var(--spacing-xs) var(--spacing-sm);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.preview-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    position: sticky;
    top: 0;
}

.preview-table tbody tr:hover {
    background: var(--bg-secondary);
}

/* Importer Footer */
.importer-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
    flex-shrink: 0;
}

/* =============================================================================
   Validation Spreadsheet View
   ============================================================================= */

.validation-spreadsheet {
    margin-top: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.spreadsheet-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.filter-buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.filter-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-right: var(--spacing-xs);
}

.filter-btn {
    padding: 4px 12px;
    font-size: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.filter-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--text-secondary);
}

.filter-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: white;
}

.filter-btn-error.active {
    background: #ef4444;
    border-color: #ef4444;
}

.filter-btn-warning.active {
    background: #f59e0b;
    border-color: #f59e0b;
}

.filter-btn-valid.active {
    background: #22c55e;
    border-color: #22c55e;
}

.issue-type-filter {
    flex: 1;
    min-width: 200px;
}

.issue-type-select {
    width: 100%;
    max-width: 300px;
    padding: 6px 12px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.spreadsheet-table-wrapper {
    max-height: 500px;
    overflow: auto;
}

.validation-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.validation-table th,
.validation-table td {
    padding: 8px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
}

.validation-table th:last-child,
.validation-table td:last-child {
    border-right: none;
}

/* Column Status Row */
.column-status-row {
    background: var(--bg-tertiary);
}

.column-status-cell {
    text-align: center !important;
    padding: 4px !important;
    font-size: 1rem;
}

.column-ok {
    color: #22c55e;
    font-weight: bold;
}

.column-error {
    color: #ef4444;
    font-weight: bold;
}

.column-warning {
    color: #f59e0b;
    font-weight: bold;
}

/* Column Headers */
.row-num-header {
    width: 50px;
    min-width: 50px;
    text-align: center !important;
    background: var(--bg-secondary);
    position: sticky;
    left: 0;
    z-index: 2;
}

.column-header {
    background: var(--bg-secondary);
    font-weight: 600;
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}

.header-error-count {
    display: inline-block;
    margin-left: 6px;
    padding: 1px 6px;
    font-size: 0.7rem;
    background: #ef4444;
    color: white;
    border-radius: 10px;
}

/* Data Rows */
.row-num {
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.75rem;
    background: var(--bg-secondary);
    position: sticky;
    left: 0;
    z-index: 1;
}

.data-row:hover {
    background: var(--bg-secondary);
}

.row-has-error {
    background: rgba(239, 68, 68, 0.05);
}

.row-has-error:hover {
    background: rgba(239, 68, 68, 0.1);
}

.row-has-warning {
    background: rgba(245, 158, 11, 0.05);
}

.row-has-warning:hover {
    background: rgba(245, 158, 11, 0.1);
}

/* Cell Highlighting */
.data-cell {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cell-error {
    background: rgba(239, 68, 68, 0.2) !important;
    border: 2px solid #ef4444 !important;
    color: #dc2626;
}

.cell-warning {
    background: rgba(245, 158, 11, 0.2) !important;
    border: 2px solid #f59e0b !important;
    color: #d97706;
}

.cell-error:hover,
.cell-warning:hover {
    cursor: help;
}

.spreadsheet-truncated {
    padding: var(--spacing-md);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .spreadsheet-importer-modal {
        width: 100%;
        height: 100%;
        max-width: none;
        max-height: none;
        border-radius: 0;
    }

    .mapping-stats {
        flex-wrap: wrap;
    }

    .stat-item {
        flex: 1 1 45%;
    }

    .overall-confidence {
        flex-direction: column;
        align-items: stretch;
    }

    .overall-confidence label {
        margin-bottom: var(--spacing-sm);
    }
}

/* ============================================================================
   Assessment Steps Navigation
   ============================================================================ */

.assessment-steps {
    display: flex;
    justify-content: center;
    gap: 0;
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(180deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
    border-bottom: 1px solid var(--border-color);
    position: relative;
}

.assessment-steps::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 15%;
    right: 15%;
    height: 2px;
    background: var(--border-color);
    transform: translateY(-50%);
    z-index: 0;
}

.step-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
    min-width: 120px;
}

.step-btn:hover:not(:disabled) {
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.step-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.step-btn.active {
    background: var(--bg-primary);
    border-color: var(--accent-color);
    border-width: 2px;
    color: var(--accent-color);
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
}

.step-btn.completed {
    background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    border-color: #22c55e;
    color: white;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--bg-secondary);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-secondary);
    transition: all 0.3s ease;
}

.step-btn.active .step-number {
    background: var(--accent-color);
    color: white;
}

.step-btn.completed .step-number {
    background: #22c55e;
    color: white;
}

.step-icon {
    font-size: 1.5rem;
    line-height: 1;
}

.step-btn.active .step-icon {
    filter: none;
}

.step-btn.completed .step-icon {
    filter: none;
}

.step-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    white-space: nowrap;
}

.step-btn.active .step-label {
    color: var(--accent-color);
    font-weight: 700;
}

.step-btn.completed .step-label {
    color: #22c55e;
    font-weight: 700;
}

/* Step connector lines */
.step-btn + .step-btn::before {
    content: "";
    position: absolute;
    top: 50%;
    right: 100%;
    width: 40px;
    height: 2px;
    background: var(--border-color);
    transform: translateY(-50%);
}

.step-btn.completed + .step-btn::before,
.step-btn.active + .step-btn::before {
    background: var(--accent-color);
}

/* Responsive */
@media (max-width: 768px) {
    .assessment-steps {
        padding: var(--spacing-md);
        gap: var(--spacing-xs);
    }

    .step-btn {
        min-width: 80px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .step-number {
        width: 28px;
        height: 28px;
        font-size: 0.8rem;
    }

    .step-icon {
        font-size: 1.25rem;
    }

    .step-label {
        font-size: 0.7rem;
    }

    .assessment-steps::before {
        left: 10%;
        right: 10%;
    }
}

/* ============================================================================
   MONITORING DASHBOARD
   ============================================================================ */

.monitoring-page {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.monitoring-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.monitoring-main {
    display: flex;
    flex: 1;
    overflow: hidden;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
}

.workers-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Monitoring Header */
.monitoring-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.monitoring-header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.monitoring-title h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.monitoring-title p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.monitoring-stats {
    display: flex;
    gap: var(--spacing-lg);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    min-width: 80px;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.stat-item.online .stat-value { color: var(--color-success); }
.stat-item.offline .stat-value { color: var(--color-error); }
.stat-item.critical .stat-value { color: var(--color-error); }

.monitoring-header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.auto-refresh-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.view-toggle {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.view-toggle button {
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.view-toggle button.active {
    background: var(--color-primary);
    color: white;
}

.view-toggle button:hover:not(.active) {
    background: var(--bg-tertiary);
}

/* Worker Grid */
.workers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    overflow-y: auto;
}

.workers-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    overflow-y: auto;
}

/* Worker Card */
.worker-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.worker-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.worker-card.selected {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-light);
}

.worker-card.status-online { border-left: 4px solid var(--color-success); }
.worker-card.status-offline { border-left: 4px solid var(--color-error); }
.worker-card.status-warning { border-left: 4px solid var(--color-warning); }

.worker-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.worker-info h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--text-primary);
}

.worker-meta {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.worker-card-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
}

.metric-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.metric-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.metric-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
}

.metric-fill {
    height: 100%;
    border-radius: 3px;
    transition: width var(--transition-base);
}

.metric-fill.low { background: var(--color-success); }
.metric-fill.medium { background: var(--color-warning); }
.metric-fill.high { background: var(--color-error); }

.metric-value {
    font-size: 0.75rem;
    color: var(--text-primary);
    font-weight: 500;
}

.worker-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--border-color);
}

.worker-tunnel-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.worker-uptime {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.worker-job-count {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Compact (List) Worker Card */
.worker-card.compact {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
}

.worker-card.compact .worker-card-header {
    margin-bottom: 0;
    flex: 1;
}

.worker-card.compact .worker-card-metrics {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: 0;
}

.worker-card.compact .metric-item {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-sm);
    min-width: 100px;
}

.worker-card.compact .metric-bar {
    width: 60px;
}

.worker-card.compact .worker-card-footer {
    border-top: none;
    padding-top: 0;
    gap: var(--spacing-md);
}

/* Status Badges */
.status-badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 500;
}

.status-badge.online { background: var(--color-success-bg); color: var(--color-success); }
.status-badge.offline { background: var(--color-error-bg); color: var(--color-error); }
.status-badge.warning { background: var(--color-warning-bg); color: var(--color-warning); }
.status-badge.connecting { background: var(--color-info-bg); color: var(--color-info); }

.severity-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.625rem;
    font-weight: 600;
    text-transform: uppercase;
}

.severity-badge.critical { background: var(--color-error); color: white; }
.severity-badge.warning { background: var(--color-warning); color: var(--text-primary); }
.severity-badge.info { background: var(--color-info); color: white; }

/* Issues Panel */
.issues-panel {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.issues-panel.collapsed {
    max-height: 48px;
    overflow: hidden;
}

.issues-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    user-select: none;
}

.issues-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.issues-title h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.issue-count {
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 4px;
}

.issue-count.critical {
    background: var(--color-error);
    color: white;
}

.issue-count.warning {
    background: var(--color-warning);
    color: var(--text-primary);
}

.issues-filters {
    display: flex;
    gap: var(--spacing-xs);
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover {
    background: var(--bg-secondary);
}

.filter-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.filter-btn.critical.active { background: var(--color-error); border-color: var(--color-error); }
.filter-btn.warning.active { background: var(--color-warning); border-color: var(--color-warning); color: var(--text-primary); }
.filter-btn.info.active { background: var(--color-info); border-color: var(--color-info); }

.issues-list {
    max-height: 200px;
    overflow-y: auto;
    padding: 0 var(--spacing-md) var(--spacing-md);
}

.issue-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background var(--transition-base);
}

.issue-item:hover {
    background: var(--bg-tertiary);
}

.issue-item.severity-critical { border-left: 3px solid var(--color-error); }
.issue-item.severity-warning { border-left: 3px solid var(--color-warning); }
.issue-item.severity-info { border-left: 3px solid var(--color-info); }

.issue-icon {
    flex-shrink: 0;
    color: var(--text-secondary);
}

.issue-content {
    flex: 1;
    min-width: 0;
}

.issue-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    flex-wrap: wrap;
}

.issue-category {
    font-size: 0.625rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
}

.issue-worker {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.issue-time {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-left: auto;
}

.issue-title {
    font-size: 0.875rem;
    font-weight: 500;
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--text-primary);
}

.issue-description {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin: 0;
}

.issue-action {
    flex-shrink: 0;
}

.no-issues {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-secondary);
}

/* Worker Detail Panel */
.worker-detail-panel {
    width: 400px;
    flex-shrink: 0;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.detail-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.detail-panel-header h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.detail-panel-close {
    padding: var(--spacing-xs);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-panel-close:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.detail-panel-tabs {
    display: flex;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
    overflow-x: auto;
}

.detail-tab {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.75rem;
    cursor: pointer;
    border-radius: var(--border-radius);
    white-space: nowrap;
    transition: all var(--transition-base);
}

.detail-tab:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.detail-tab.active {
    background: var(--color-primary);
    color: white;
}

.detail-panel-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-md);
}

/* Detail Panel Sections */
.detail-section {
    margin-bottom: var(--spacing-lg);
}

.detail-section h4 {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin: 0 0 var(--spacing-sm) 0;
}

.daemon-controls {
    display: flex;
    gap: var(--spacing-sm);
}

.daemon-controls button {
    flex: 1;
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.info-item {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.info-label {
    font-size: 0.625rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    margin-bottom: 2px;
}

.info-value {
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 500;
    word-break: break-all;
}

.capabilities-list,
.features-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.capability-tag,
.feature-tag {
    padding: 2px 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.feature-tag.enabled {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.metrics-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.metric-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.metric-row .metric-label {
    min-width: 60px;
}

.metric-row .metric-bar {
    flex: 1;
}

/* Health Checks */
.health-checks-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.health-check-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.health-check-name {
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* Logs Section */
.logs-container {
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    max-height: 300px;
    overflow-y: auto;
    font-family: monospace;
}

.log-line {
    display: flex;
    gap: var(--spacing-sm);
    padding: 2px 0;
    font-size: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.log-line:last-child {
    border-bottom: none;
}

.log-time {
    color: var(--text-secondary);
    flex-shrink: 0;
}

.log-level {
    font-weight: 600;
    flex-shrink: 0;
    min-width: 50px;
}

.log-level.debug { color: var(--text-secondary); }
.log-level.info { color: var(--color-info); }
.log-level.warn { color: var(--color-warning); }
.log-level.error { color: var(--color-error); }

.log-message {
    color: var(--text-primary);
    word-break: break-all;
}

/* Tunnel Section */
.tunnel-status {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.tunnel-controls {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

/* TLS Section */
.certificate-status {
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.cert-info-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    font-size: 0.875rem;
}

.cert-info-label {
    color: var(--text-secondary);
}

.cert-info-value {
    color: var(--text-primary);
    font-weight: 500;
}

.tls-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.toggle-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.toggle-label {
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* GPU/MPS Section */
.gpu-status {
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.gpu-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.slider-row {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.slider-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.875rem;
}

.slider-row input[type="range"] {
    width: 100%;
}

/* Updates Section */
.update-status {
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-sm);
}

.version-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.version-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.version-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.version-number {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.version-tag {
    padding: 2px 6px;
    background: var(--color-success-bg);
    color: var(--color-success);
    border-radius: 4px;
    font-size: 0.625rem;
}

.version-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Jobs Section */
.jobs-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.job-item {
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xs);
}

.job-id {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    font-family: monospace;
}

.job-type {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.job-progress {
    height: 4px;
    background: var(--bg-secondary);
    border-radius: 2px;
    overflow: hidden;
}

.job-progress-fill {
    height: 100%;
    background: var(--color-primary);
    transition: width var(--transition-base);
}

/* Config Section */
.config-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.config-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.config-key {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.config-value {
    font-size: 0.875rem;
    color: var(--text-primary);
    font-weight: 500;
}

/* Empty States */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--text-secondary);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.empty-state p {
    font-size: 0.875rem;
    margin: 0;
}

/* No Workers */
.no-workers {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) * 2;
    text-align: center;
}

.no-workers svg {
    width: 64px;
    height: 64px;
    color: var(--text-secondary);
    opacity: 0.5;
    margin-bottom: var(--spacing-lg);
}

.no-workers h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-sm) 0;
}

.no-workers p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    max-width: 400px;
}

/* Loading State */
.loading-workers {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) * 2;
}

/* Error State */
.error-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--color-error);
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 12px;
    cursor: pointer;
    transition: background var(--transition-base);
}

.toggle-switch.active {
    background: var(--color-primary);
}

.toggle-switch::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform var(--transition-base);
}

.toggle-switch.active::after {
    transform: translateX(20px);
}

/* Color variable additions for status colors */
:root {
    --color-success-bg: rgba(16, 185, 129, 0.1);
    --color-error-bg: rgba(239, 68, 68, 0.1);
    --color-warning-bg: rgba(245, 158, 11, 0.1);
    --color-info-bg: rgba(59, 130, 246, 0.1);
}

[data-theme="dark"] {
    --color-success-bg: rgba(16, 185, 129, 0.2);
    --color-error-bg: rgba(239, 68, 68, 0.2);
    --color-warning-bg: rgba(245, 158, 11, 0.2);
    --color-info-bg: rgba(59, 130, 246, 0.2);
}

/* Responsive adjustments for monitoring */
@media (max-width: 1200px) {
    .worker-detail-panel {
        width: 350px;
    }
}

@media (max-width: 992px) {
    .monitoring-main {
        flex-direction: column;
    }

    .worker-detail-panel {
        width: 100%;
        max-height: 50vh;
        border-left: none;
        border-top: 1px solid var(--border-color);
    }
}

@media (max-width: 768px) {
    .monitoring-header {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }

    .monitoring-header-left {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .monitoring-stats {
        flex-wrap: wrap;
    }

    .workers-grid {
        grid-template-columns: 1fr;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Trace Visualization Components
   ============================================ */

/* Trace Viewer Container */
.trace-viewer {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    max-height: 80vh;
    overflow: hidden;
}

.trace-viewer-title {
    margin: 0 0 var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* Trace Summary Stats */
.trace-summary {
    display: flex;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    flex-wrap: wrap;
}

.summary-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
}

.summary-stat .stat-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.summary-stat .stat-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.summary-stat.error .stat-value {
    color: var(--color-error);
}

/* Trace Toolbar */
.trace-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.toolbar-left,
.toolbar-center,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Category Filter */
.trace-category-filter {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.trace-category-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-secondary);
    font-size: 0.8125rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.trace-category-btn:hover {
    background: var(--bg-secondary);
    border-color: var(--category-color, var(--border-color));
}

.trace-category-btn.active {
    background: var(--category-color, var(--color-primary));
    color: white;
    border-color: transparent;
}

.category-count {
    font-size: 0.6875rem;
    padding: 1px 4px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
}

.trace-category-btn.active .category-count {
    background: rgba(255, 255, 255, 0.2);
}

/* Search Box */
.search-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    min-width: 200px;
}

.search-box svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.search-box input {
    border: none;
    background: transparent;
    color: var(--text-primary);
    flex: 1;
    font-size: 0.875rem;
}

.search-box input::placeholder {
    color: var(--text-tertiary);
}

.search-box input:focus {
    outline: none;
}

/* View Mode Toggle */
.trace-view-mode-toggle {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.view-mode-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
    background: var(--bg-primary);
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.view-mode-btn:not(:last-child) {
    border-right: 1px solid var(--border-color);
}

.view-mode-btn:hover {
    background: var(--bg-secondary);
}

.view-mode-btn.active {
    background: var(--color-primary);
    color: white;
}

/* Playback Controls */
.trace-playback-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
}

.playback-buttons {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.playback-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.playback-btn:hover:not(:disabled) {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.playback-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.playback-btn.play-pause {
    width: 40px;
    height: 40px;
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.playback-progress {
    flex: 1;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.progress-slider {
    flex: 1;
    height: 4px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--border-color);
    border-radius: 2px;
    cursor: pointer;
}

.progress-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 14px;
    height: 14px;
    background: var(--color-primary);
    border-radius: 50%;
    cursor: grab;
}

.progress-slider::-webkit-slider-thumb:active {
    cursor: grabbing;
}

.progress-label {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    min-width: 60px;
    text-align: center;
}

.playback-speed {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.playback-speed label {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.speed-select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.8125rem;
}

/* Trace Content Area */
.trace-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    flex: 1;
    overflow: hidden;
}

/* Trace Steps Container */
.trace-steps-container {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding-right: var(--spacing-sm);
}

.no-steps {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-tertiary);
}

/* Trace Step Card */
.trace-step-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-left: 3px solid var(--step-color, var(--border-color));
}

.trace-step-card:hover {
    background: var(--step-bg, var(--bg-secondary));
    box-shadow: var(--shadow-sm);
}

.trace-step-card.current {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.trace-step-card.highlighted {
    background: var(--step-bg, var(--bg-secondary));
}

.trace-step-card.selected {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.5);
}

/* Step Header */
.step-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.expand-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2px;
    border: none;
    background: transparent;
    color: var(--text-tertiary);
    cursor: pointer;
}

.step-number {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
}

.step-type-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.step-type-badge svg {
    width: 12px;
    height: 12px;
}

.step-node-key {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.step-duration {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-family: var(--font-mono);
}

.step-cached-badge {
    font-size: 0.625rem;
    padding: 2px 6px;
    background: var(--bg-tertiary);
    color: var(--text-tertiary);
    border-radius: 4px;
    text-transform: uppercase;
}

.step-error-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: var(--color-error);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: 700;
}

/* Step Preview */
.step-preview {
    margin-top: var(--spacing-xs);
    padding-left: calc(16px + var(--spacing-sm));
    display: flex;
    gap: var(--spacing-md);
    font-size: 0.8125rem;
}

.preview-value {
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.preview-error {
    color: var(--color-error);
}

.preview-formula {
    color: var(--text-tertiary);
    font-style: italic;
}

/* Step Expanded Content */
.step-expanded {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.step-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.section-label {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-tertiary);
    font-weight: 500;
}

.formula-code {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    overflow-x: auto;
}

.value-code {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-all;
}

.value-code.result {
    color: var(--color-success);
    font-weight: 500;
}

.dependencies-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.dependency-chip {
    padding: 2px 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
}

.error-section {
    background: rgba(239, 68, 68, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin: 0 calc(-1 * var(--spacing-md));
}

.error-message {
    color: var(--color-error);
    font-weight: 500;
    margin: 0;
}

.error-stack-details {
    margin-top: var(--spacing-sm);
}

.error-stack-details summary {
    cursor: pointer;
    color: var(--text-tertiary);
    font-size: 0.75rem;
}

.error-stack {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    background: var(--bg-tertiary);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    overflow-x: auto;
    color: var(--text-tertiary);
    margin-top: var(--spacing-sm);
}

.timing-value {
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.metadata-json {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    background: var(--bg-tertiary);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    overflow-x: auto;
}

/* Current Step Detail */
.current-step-detail {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
}

.current-step-detail h4 {
    margin: 0 0 var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-primary);
}

.step-explanation {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.explanation p {
    margin: var(--spacing-xs) 0;
}

.explanation-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm) !important;
}

.explanation code {
    background: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.8125rem;
}

.explanation.error-explanation {
    background: rgba(239, 68, 68, 0.05);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
}

.cache-note {
    color: var(--color-success);
    font-style: italic;
}

/* Trace Timeline */
.trace-timeline {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    overflow-x: auto;
}

.trace-timeline.empty {
    text-align: center;
    color: var(--text-tertiary);
}

.timeline-ruler {
    display: flex;
    justify-content: space-between;
    font-size: 0.6875rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-mono);
}

.timeline-track {
    position: relative;
    height: 24px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    margin-bottom: var(--spacing-sm);
}

.timeline-selection {
    position: absolute;
    top: 0;
    bottom: 0;
    background: rgba(99, 102, 241, 0.2);
    border-radius: 4px;
}

.timeline-marker {
    position: absolute;
    top: 4px;
    height: 16px;
    min-width: 4px;
    border-radius: 2px;
    cursor: pointer;
    transition: opacity var(--transition-fast);
}

.timeline-marker:hover {
    opacity: 0.8;
}

.timeline-marker.current {
    box-shadow: 0 0 0 2px white, 0 0 0 4px var(--color-primary);
}

.timeline-marker.highlighted {
    box-shadow: 0 0 0 2px var(--color-warning);
}

.timeline-marker.error .marker-error-dot {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
}

.timeline-cursor {
    position: absolute;
    top: -4px;
    width: 2px;
    height: 32px;
    background: var(--color-primary);
    transition: left var(--transition-fast);
}

.timeline-legend {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.timeline-legend .legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.6875rem;
    color: var(--text-tertiary);
}

.legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 2px;
}

/* Trace Dependency Graph */
.trace-dependency-graph {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    position: relative;
}

.trace-dependency-graph.empty {
    text-align: center;
    color: var(--text-tertiary);
    min-height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.graph-controls {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--bg-primary);
    padding: var(--spacing-xs);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    z-index: 10;
}

.graph-controls button {
    width: 24px;
    height: 24px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background: var(--bg-primary);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.875rem;
}

.graph-controls span {
    font-size: 0.75rem;
    color: var(--text-secondary);
    min-width: 40px;
    text-align: center;
}

.graph-svg {
    width: 100%;
    min-height: 300px;
    max-height: 400px;
}

.graph-node {
    transition: opacity var(--transition-fast);
}

.graph-node:hover {
    opacity: 0.9;
}

.graph-legend {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.graph-legend .legend-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 0.6875rem;
    color: var(--text-tertiary);
}

.legend-rect {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

/* Trace Modal */
.trace-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-lg);
    backdrop-filter: blur(4px);
}

.trace-modal {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 1000px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.trace-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.trace-modal-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.trace-modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    border-radius: var(--border-radius);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.trace-modal-close:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.trace-modal-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.trace-modal-empty {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--text-tertiary);
}

.trace-modal-context {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.trace-modal-viewer h3 {
    margin: 0 0 var(--spacing-sm);
    font-size: 1rem;
    color: var(--text-primary);
}

.trace-viewer-hint {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-md);
}

/* Context Explanation Styles */
.trace-context-explanation h4 {
    margin: 0 0 var(--spacing-md);
    font-size: 1rem;
    color: var(--text-primary);
}

.trace-context-explanation h5 {
    margin: var(--spacing-md) 0 var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-primary);
}

/* Column Mapping Explanation */
.mapping-summary {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.mapping-pair {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 1rem;
}

.source-col {
    font-family: var(--font-mono);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.mapping-pair .arrow {
    color: var(--color-primary);
    font-weight: 600;
}

.target-field {
    font-family: var(--font-mono);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-success);
    border-radius: var(--border-radius);
}

.confidence-display {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.confidence-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.confidence-bar {
    flex: 1;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    background: var(--color-success);
    transition: width var(--transition-base);
}

.confidence-value {
    font-weight: 600;
    color: var(--color-success);
}

.breakdown-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.breakdown-list li {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--spacing-sm);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.breakdown-list li:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.breakdown-label {
    font-weight: 500;
    color: var(--text-primary);
}

.breakdown-value {
    font-weight: 600;
    color: var(--color-primary);
}

.breakdown-desc {
    grid-column: 1 / -1;
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.sample-values {
    margin-top: var(--spacing-md);
}

.sample-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.sample-value {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    font-size: 0.8125rem;
}

/* Validation Explanation */
.rule-info {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.rule-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.rule-name {
    font-weight: 600;
    color: var(--text-primary);
}

.rule-formula {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.formula-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.validation-stats {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
}

.stat-row.passed .stat-value {
    color: var(--color-success);
}

.stat-row.failed .stat-value {
    color: var(--color-error);
}

.pass-rate {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.pass-rate-bar {
    flex: 1;
    height: 8px;
    background: var(--color-error);
    border-radius: 4px;
    overflow: hidden;
}

.pass-rate-fill {
    height: 100%;
    background: var(--color-success);
}

.pass-rate-value {
    font-size: 0.875rem;
    font-weight: 500;
}

.failed-rows {
    margin-top: var(--spacing-md);
}

.row-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.row-number {
    padding: 2px 8px;
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border-radius: 4px;
    font-size: 0.75rem;
}

.more-rows {
    padding: 2px 8px;
    color: var(--text-tertiary);
    font-size: 0.75rem;
}

/* Output Cell Explanation */
.cell-info {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.cell-location {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.row-label,
.column-label {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    font-size: 0.8125rem;
    font-weight: 500;
}

.cell-value {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.value-label {
    color: var(--text-tertiary);
    font-size: 0.8125rem;
}

.value-code {
    font-family: var(--font-mono);
}

.computation-chain {
    margin-top: var(--spacing-md);
}

.chain-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    padding-left: var(--spacing-md);
    border-left: 2px solid var(--color-primary);
}

.chain-step {
    display: flex;
    gap: var(--spacing-md);
    position: relative;
}

.chain-step::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--spacing-md) - 5px);
    top: 6px;
    width: 10px;
    height: 10px;
    background: var(--color-primary);
    border-radius: 50%;
}

.step-number {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-tertiary);
    min-width: 20px;
}

.step-content {
    flex: 1;
}

.step-node {
    font-family: var(--font-mono);
    font-weight: 500;
    color: var(--text-primary);
}

.step-formula {
    display: block;
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    margin: var(--spacing-xs) 0;
}

.step-result {
    color: var(--color-success);
    font-size: 0.8125rem;
}

.step-deps {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.referenced-inputs {
    margin-top: var(--spacing-md);
}

.input-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.input-chip {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-info);
    border-radius: var(--border-radius);
    font-size: 0.8125rem;
    font-family: var(--font-mono);
}

/* Issue Reporter Overlay */
.issue-reporter-overlay {
    position: absolute;
    inset: 0;
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    overflow-y: auto;
}

/* Trace Issue Reporter */
.trace-issue-reporter {
    max-width: 600px;
    margin: 0 auto;
}

.issue-reporter-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.issue-reporter-header svg {
    color: var(--color-warning);
}

.issue-reporter-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.issue-reporter-summary {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.error-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border-radius: var(--border-radius);
    font-size: 0.8125rem;
}

.issue-reporter-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.required {
    color: var(--color-error);
}

.optional {
    color: var(--text-tertiary);
    font-weight: 400;
}

.form-group input[type="text"],
.form-group textarea {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-family: inherit;
    resize: vertical;
}

.form-group input.error,
.form-group textarea.error {
    border-color: var(--color-error);
}

.error-message {
    color: var(--color-error);
    font-size: 0.75rem;
}

.help-text {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-primary);
    font-size: 0.75rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.btn-link:hover {
    text-decoration: underline;
}

.auto-fill-btn svg {
    width: 12px;
    height: 12px;
}

/* Severity Options */
.severity-options {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.severity-option {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.severity-option:hover {
    border-color: var(--severity-color, var(--border-color));
    background: var(--bg-secondary);
}

.severity-option.selected {
    border-color: var(--severity-color, var(--color-primary));
    background: rgba(var(--severity-color), 0.05);
}

.severity-option input {
    margin-top: 2px;
}

.severity-label {
    font-weight: 600;
    color: var(--severity-color, var(--text-primary));
}

.severity-desc {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    display: block;
}

/* Steps Preview */
.steps-preview {
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    max-height: 150px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.step-preview-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-primary);
    border-radius: 4px;
    font-size: 0.8125rem;
}

.step-preview-item.error {
    background: rgba(239, 68, 68, 0.1);
}

.step-preview-item .step-num {
    font-family: var(--font-mono);
    color: var(--text-tertiary);
}

.step-preview-item .step-type {
    color: var(--text-secondary);
}

.step-preview-item .step-node {
    flex: 1;
    font-family: var(--font-mono);
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.step-preview-more {
    text-align: center;
    color: var(--text-tertiary);
    font-size: 0.75rem;
    padding: var(--spacing-xs);
}

.form-error {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border-radius: var(--border-radius);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

/* How Is This Calculated */
.how-calculated-link,
.how-calculated-btn,
.how-calculated-icon {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.how-calculated-link {
    font-size: 0.75rem;
    text-decoration: none;
}

.how-calculated-link:hover {
    text-decoration: underline;
}

.how-calculated-link.sm { font-size: 0.6875rem; }
.how-calculated-link.md { font-size: 0.75rem; }
.how-calculated-link.lg { font-size: 0.875rem; }

.how-calculated-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
}

.how-calculated-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--color-primary);
}

.how-calculated-icon {
    padding: 4px;
    border-radius: 50%;
}

.how-calculated-icon:hover {
    background: rgba(var(--color-primary-rgb, 255, 107, 0), 0.1);
}

.how-calculated-link.disabled,
.how-calculated-btn.disabled,
.how-calculated-icon.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Trace Sample Selector */
.trace-sample-selector {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
}

.selector-header {
    margin-bottom: var(--spacing-lg);
}

.selector-header h4 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1rem;
    color: var(--text-primary);
}

.selector-desc {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.strategy-selection {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.strategy-option {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.strategy-option:hover {
    border-color: var(--color-primary);
    background: var(--bg-secondary);
}

.strategy-option.selected {
    border-color: var(--color-primary);
    background: rgba(255, 107, 0, 0.05);
}

.strategy-option input {
    margin-top: 4px;
}

.strategy-icon {
    color: var(--text-tertiary);
}

.strategy-option.selected .strategy-icon {
    color: var(--color-primary);
}

.strategy-content {
    flex: 1;
}

.strategy-label {
    display: block;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.strategy-desc {
    display: block;
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.strategy-options {
    margin-bottom: var(--spacing-md);
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.option-group label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.option-group input[type="number"],
.option-group input[type="text"] {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.option-group input.error {
    border-color: var(--color-error);
}

.input-error {
    color: var(--color-error);
    font-size: 0.75rem;
}

.info-message {
    padding: var(--spacing-sm);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.include-errors-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.selection-summary {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.summary-count {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
}

.summary-label {
    color: var(--text-secondary);
}

.start-tracing-btn {
    width: 100%;
}

.collected-samples {
    margin-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    padding-top: var(--spacing-lg);
}

.collected-samples h5 {
    margin: 0 0 var(--spacing-md);
    font-size: 0.875rem;
    color: var(--text-primary);
}

.samples-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.sample-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-align: left;
    width: 100%;
}

.sample-item:hover {
    border-color: var(--color-primary);
}

.sample-item.selected {
    border-color: var(--color-primary);
    background: rgba(255, 107, 0, 0.05);
}

.sample-item.has-error {
    border-left: 3px solid var(--color-error);
}

.sample-row {
    font-weight: 500;
    color: var(--text-primary);
}

.sample-steps {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
}

.sample-errors {
    font-size: 0.75rem;
    padding: 2px 6px;
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-error);
    border-radius: 4px;
}

.sample-item svg {
    margin-left: auto;
    color: var(--color-success);
}

/* Responsive */
@media (max-width: 768px) {
    .trace-modal {
        max-width: 100%;
        margin: var(--spacing-sm);
        max-height: calc(100vh - var(--spacing-md));
    }

    .trace-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .toolbar-left,
    .toolbar-center,
    .toolbar-right {
        justify-content: center;
    }

    .trace-category-filter {
        justify-content: center;
    }

    .trace-playback-controls {
        flex-direction: column;
    }

    .playback-progress {
        width: 100%;
    }

    .strategy-selection {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Trace Integration Styles
   ============================================ */

/* Issue trace link in validation panel */
.issue-trace-link {
    margin-left: auto;
}

.issue-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

/* Clickable output table cells */
.output-table-clickable td.output-cell-clickable {
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.output-table-clickable td.output-cell-clickable:hover {
    background: rgba(255, 107, 0, 0.08);
}

.output-table-hint {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
    font-style: italic;
}

/* Confidence indicator with trace button */
.confidence-indicator {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.confidence-indicator .how-calculated-icon {
    margin-left: 4px;
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.confidence-indicator:hover .how-calculated-icon {
    opacity: 1;
}
/* ============================================
   Error Boundary & Recovery Styles
   ============================================ */

.error-boundary-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
}

.error-boundary-content {
    max-width: 480px;
    text-align: center;
}

.error-boundary-icon {
    color: var(--color-error);
    margin-bottom: var(--spacing-md);
}

.error-boundary-icon .error-icon {
    width: 48px;
    height: 48px;
}

.error-boundary-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.error-boundary-message {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.error-boundary-details {
    text-align: left;
    margin-bottom: var(--spacing-lg);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.error-boundary-details summary {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
}

.error-boundary-stack {
    padding: var(--spacing-md);
    font-size: 0.875rem;
}

.error-boundary-stack pre {
    background: var(--bg-primary);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    margin-top: var(--spacing-xs);
}

.error-boundary-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

/* Global Error Fallback */
.global-error-fallback {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: var(--spacing-xl);
    background: var(--background);
}

.global-error-container {
    max-width: 520px;
    text-align: center;
}

.global-error-header {
    margin-bottom: var(--spacing-xl);
}

.global-error-logo {
    margin-bottom: var(--spacing-md);
}

.global-error-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
}

.global-error-content {
    background: var(--card-bg);
    border-radius: var(--card-radius);
    padding: var(--spacing-xl);
    border: var(--card-border);
}

.global-error-message {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.global-error-details {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.global-error-details summary {
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.global-error-stack {
    background: var(--bg-tertiary);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
}

.global-error-stack pre {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    overflow-x: auto;
    margin-top: var(--spacing-sm);
}

.global-error-actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.global-error-support {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.global-error-support a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* ============================================
   Form Validation Styles
   ============================================ */

.config-field.has-error .form-control {
    border-color: var(--color-error);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.field-error {
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.field-error::before {
    content: "!";
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    background: var(--color-error);
    color: white;
    border-radius: 50%;
    font-size: 0.75rem;
    font-weight: bold;
}

.required-indicator {
    color: var(--color-error);
    margin-left: 2px;
}

.field-tooltip {
    display: inline-flex;
    align-items: center;
    margin-left: var(--spacing-xs);
    color: var(--text-tertiary);
    cursor: help;
}

.field-tooltip:hover {
    color: var(--color-primary);
}

.field-description {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.field-input-wrapper {
    position: relative;
}

.validation-summary {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.validation-summary-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 500;
    color: var(--color-error);
    margin-bottom: var(--spacing-sm);
}

.validation-error-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.validation-error-list li {
    padding: var(--spacing-xs) 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding-left: var(--spacing-lg);
    position: relative;
}

.validation-error-list li::before {
    content: "•";
    position: absolute;
    left: var(--spacing-sm);
    color: var(--color-error);
}

/* ============================================
   Enhanced Section Styles
   ============================================ */

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-tertiary);
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.section-header:hover {
    background: var(--bg-secondary);
}

.section-header.expanded {
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.section-header-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
}

.section-title {
    font-weight: 600;
    color: var(--text-primary);
}

.section-description {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.section-toggle {
    font-size: 1.25rem;
    color: var(--text-tertiary);
    font-weight: 300;
}

.section-content {
    padding: var(--spacing-lg);
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-top: none;
    border-radius: 0 0 var(--border-radius) var(--border-radius);
}

/* ============================================
   Page Layout Styles
   ============================================ */

.page-layout {
    min-height: 100%;
}

.page-breadcrumbs {
    padding: var(--spacing-sm) 0;
    margin-bottom: var(--spacing-md);
}

.breadcrumb-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.875rem;
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.breadcrumb-item a,
.breadcrumb-item button {
    color: var(--text-secondary);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: inherit;
}

.breadcrumb-item a:hover,
.breadcrumb-item button:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.breadcrumb-item.current span {
    color: var(--text-primary);
}

.breadcrumb-separator {
    color: var(--text-tertiary);
}

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.page-header-content {
    flex: 1;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

.page-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.page-body {
    min-height: 400px;
}

.page-body.with-sidebar {
    display: grid;
    gap: var(--spacing-xl);
}

.page-body.with-sidebar.sidebar-left {
    grid-template-columns: var(--sidebar-width, 280px) 1fr;
}

.page-body.with-sidebar.sidebar-right {
    grid-template-columns: 1fr var(--sidebar-width, 280px);
}

.page-sidebar {
    background: var(--bg-secondary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
}

/* Page Section */
.page-section {
    margin-bottom: var(--spacing-xl);
}

.page-section-header {
    margin-bottom: var(--spacing-lg);
}

.page-section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.page-section-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: none;
    border: none;
    cursor: pointer;
    font-size: inherit;
    font-weight: inherit;
    color: inherit;
    padding: 0;
}

.page-section-toggle .toggle-icon {
    font-size: 1rem;
    color: var(--text-tertiary);
    transition: transform var(--transition-fast);
}

.page-section-toggle .toggle-icon.collapsed {
    transform: rotate(-90deg);
}

.page-section-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Page Loading & Error States */
.page-loading {
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-loading-content {
    text-align: center;
}

.page-loading-message {
    margin-top: var(--spacing-md);
    color: var(--text-secondary);
}

.page-error-content {
    text-align: center;
    padding: var(--spacing-2xl);
}

.page-error-icon {
    color: var(--color-warning);
    margin-bottom: var(--spacing-md);
}

.page-error-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.page-error-message {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Suspense Loading Styles
   ============================================ */

.suspense-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-2xl);
    min-height: 200px;
}

.suspense-loading p {
    margin-top: var(--spacing-md);
    color: var(--text-secondary);
}

/* ============================================
   Screen Reader Only Utility
   ============================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ============================================
   Config Panel Enhanced Styles
   ============================================ */

.config-panel .panel-header {
    margin-bottom: var(--spacing-xl);
}

.config-panel .panel-description {
    color: var(--text-secondary);
    line-height: 1.6;
}

.config-loading {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-lg);
}

.config-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.config-error .error-content {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.config-error .error-icon {
    flex-shrink: 0;
    color: var(--color-error);
}

.config-error .error-text {
    flex: 1;
}

.config-error .error-text strong {
    display: block;
    color: var(--color-error);
    margin-bottom: var(--spacing-xs);
}

.config-error .error-text p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

.config-sections {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.config-section {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.config-field {
    margin-bottom: var(--spacing-lg);
}

.config-field:last-child {
    margin-bottom: 0;
}

.config-field .field-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.config-info {
    margin: var(--spacing-lg) 0;
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.config-info details {
    padding: var(--spacing-sm);
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
}

.config-info summary {
    cursor: pointer;
}

.dynamic-badge {
    color: var(--color-success);
    font-weight: 500;
}

/* Toggle Switch */
.toggle-switch {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.toggle-switch input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: relative;
    width: 44px;
    height: 24px;
    background: var(--color-gray-400);
    border-radius: 12px;
    transition: background var(--transition-fast);
}

.toggle-slider::before {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.toggle-switch input[type="checkbox"]:checked + .toggle-slider {
    background: var(--color-primary);
}

.toggle-switch input[type="checkbox"]:checked + .toggle-slider::before {
    transform: translateX(20px);
}

.toggle-switch input[type="checkbox"]:focus + .toggle-slider {
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.2);
}

.toggle-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}