/* ============================================
   NarrativeOS™ Design System
   Premium Dark Mode with Glassmorphism
   ============================================ */

/* CSS Custom Properties (Design Tokens) */
:root {
    /* Colors - Deep Indigo/Purple Theme */
    --color-bg-primary: #0a0a0f;
    --color-bg-secondary: #12121a;
    --color-bg-tertiary: #1a1a24;
    --color-bg-card: rgba(26, 26, 36, 0.8);
    --color-bg-hover: rgba(99, 102, 241, 0.1);
    
    /* Accent Colors */
    --color-accent-primary: #6366f1;
    --color-accent-secondary: #8b5cf6;
    --color-accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    
    /* Status Colors */
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-error: #ef4444;
    --color-info: #3b82f6;
    
    /* Module Colors */
    --color-purple: #8b5cf6;
    --color-indigo: #6366f1;
    --color-blue: #3b82f6;
    --color-green: #10b981;
    --color-yellow: #f59e0b;
    --color-orange: #f97316;
    --color-red: #ef4444;
    
    /* Text Colors */
    --color-text-primary: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-tertiary: #64748b;
    --color-text-muted: #475569;
    
    /* Border Colors */
    --color-border: rgba(148, 163, 184, 0.1);
    --color-border-hover: rgba(148, 163, 184, 0.2);
    --color-border-focus: rgba(99, 102, 241, 0.5);
    
    /* Glassmorphism */
    --glass-bg: rgba(26, 26, 36, 0.6);
    --glass-border: rgba(255, 255, 255, 0.05);
    --glass-blur: blur(20px);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Layout */
    --sidebar-width: 280px;
    --header-height: 64px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background: var(--color-bg-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* App Container */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* ============================================
   Sidebar Navigation
   ============================================ */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform var(--transition-slow);
}

.sidebar-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.logo-name {
    font-size: var(--text-xl);
    font-weight: 700;
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-badge {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-accent-primary);
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4) 0;
}

.nav-section {
    margin-bottom: var(--space-4);
}

.nav-section-title {
    display: block;
    padding: var(--space-2) var(--space-6);
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
    position: relative;
    cursor: pointer;
}

.nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    background: var(--color-accent-gradient);
    border-radius: 0 2px 2px 0;
    transition: height var(--transition-fast);
}

.nav-item:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.nav-item.active {
    color: var(--color-text-primary);
    background: var(--color-bg-hover);
}

.nav-item.active::before {
    height: 24px;
}

.nav-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.7;
}

.nav-item:hover .nav-icon,
.nav-item.active .nav-icon {
    opacity: 1;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--color-border);
}

.powered-by {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.powered-label {
    font-size: var(--text-xs);
    color: var(--color-text-tertiary);
}

.powered-name {
    font-size: var(--text-sm);
    font-weight: 600;
    background: linear-gradient(135deg, #f97316, #fb923c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Main Content Area
   ============================================ */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Top Header */
.top-header {
    position: sticky;
    top: 0;
    height: var(--header-height);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-8);
    z-index: 50;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    background: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.menu-toggle:hover {
    background: var(--color-bg-hover);
    color: var(--color-text-primary);
}

.menu-toggle svg {
    width: 24px;
    height: 24px;
}

.page-title {
    font-size: var(--text-xl);
    font-weight: 600;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.search-container {
    position: relative;
    width: 280px;
}

.search-icon {
    position: absolute;
    left: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--color-text-tertiary);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--space-2) var(--space-4) var(--space-2) 40px;
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-primary);
    font-size: var(--text-sm);
    transition: all var(--transition-fast);
}

.search-input::placeholder {
    color: var(--color-text-tertiary);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.user-menu {
    display: flex;
    align-items: center;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--color-accent-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--text-sm);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.user-avatar:hover {
    transform: scale(1.05);
}

/* ============================================
   Page Container & Pages
   ============================================ */
.page-container {
    flex: 1;
    padding: var(--space-8);
}

.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

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

/* Page Header */
.page-header {
    margin-bottom: var(--space-8);
}

.page-header h2 {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.page-header p {
    color: var(--color-text-secondary);
    font-size: var(--text-lg);
}

/* ============================================
   Dashboard Hero Section
   ============================================ */
.dashboard-hero {
    position: relative;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.05) 100%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-2xl);
    padding: var(--space-12);
    margin-bottom: var(--space-8);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
}

.dashboard-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 600px;
}

.hero-title {
    font-size: var(--text-4xl);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--space-4);
}

.gradient-text {
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--text-lg);
    color: var(--color-text-secondary);
    margin-bottom: var(--space-6);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    width: 300px;
    height: 250px;
    flex-shrink: 0;
}

.floating-card {
    position: absolute;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.floating-card .mini-icon {
    font-size: var(--text-lg);
}

.card-1 { top: 0; left: 20px; animation-delay: 0s; }
.card-2 { top: 40px; right: 0; animation-delay: 1.5s; }
.card-3 { bottom: 50px; left: 0; animation-delay: 3s; }
.card-4 { bottom: 0; right: 20px; animation-delay: 4.5s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ============================================
   Stats Grid
   ============================================ */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.stat-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    transition: all var(--transition-base);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.stat-icon.purple { background: rgba(139, 92, 246, 0.15); color: var(--color-purple); }
.stat-icon.blue { background: rgba(59, 130, 246, 0.15); color: var(--color-blue); }
.stat-icon.green { background: rgba(16, 185, 129, 0.15); color: var(--color-green); }
.stat-icon.orange { background: rgba(249, 115, 22, 0.15); color: var(--color-orange); }

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: var(--text-2xl);
    font-weight: 700;
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

/* ============================================
   Module Grid
   ============================================ */
.section-title {
    font-size: var(--text-xl);
    font-weight: 600;
    margin-bottom: var(--space-6);
}

.module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-6);
}

.module-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    cursor: pointer;
    transition: all var(--transition-base);
}

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

.module-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-4);
}

.module-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}

.module-icon svg {
    width: 22px;
    height: 22px;
}

.module-icon.purple { background: rgba(139, 92, 246, 0.15); color: var(--color-purple); }
.module-icon.indigo { background: rgba(99, 102, 241, 0.15); color: var(--color-indigo); }
.module-icon.blue { background: rgba(59, 130, 246, 0.15); color: var(--color-blue); }
.module-icon.green { background: rgba(16, 185, 129, 0.15); color: var(--color-green); }
.module-icon.yellow { background: rgba(245, 158, 11, 0.15); color: var(--color-yellow); }
.module-icon.orange { background: rgba(249, 115, 22, 0.15); color: var(--color-orange); }
.module-icon.red { background: rgba(239, 68, 68, 0.15); color: var(--color-red); }

.module-badge {
    font-size: var(--text-xs);
    font-weight: 600;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    background: rgba(139, 92, 246, 0.15);
    color: var(--color-purple);
}

.module-badge.gtm {
    background: rgba(249, 115, 22, 0.15);
    color: var(--color-orange);
}

.module-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.module-desc {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   Content Grids & Panels
   ============================================ */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.content-grid.single-column {
    grid-template-columns: 1fr;
    max-width: 900px;
}

.input-panel,
.output-panel {
    display: flex;
    flex-direction: column;
}

.panel-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    height: 100%;
}

.panel-title {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
}

.output-card {
    min-height: 400px;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-8);
    height: 100%;
    min-height: 300px;
}

.empty-icon {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-4);
    color: var(--color-text-tertiary);
    opacity: 0.5;
}

.empty-icon svg {
    width: 100%;
    height: 100%;
}

.empty-state h4 {
    font-size: var(--text-lg);
    font-weight: 600;
    margin-bottom: var(--space-2);
}

.empty-state p {
    color: var(--color-text-secondary);
    margin-bottom: var(--space-4);
}

.empty-state ul {
    list-style: none;
    text-align: left;
}

.empty-state li {
    padding: var(--space-1) 0;
    color: var(--color-text-tertiary);
    font-size: var(--text-sm);
}

.empty-state li::before {
    content: '→';
    margin-right: var(--space-2);
    color: var(--color-accent-primary);
}

/* ============================================
   Forms
   ============================================ */
.form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.form-group label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-primary);
    font-size: var(--text-base);
    font-family: inherit;
    transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-tertiary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
}

.checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-accent-primary);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    font-weight: 600;
    font-family: inherit;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn svg {
    width: 18px;
    height: 18px;
}

.btn-primary {
    background: var(--color-accent-gradient);
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
}

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

.btn-secondary:hover {
    background: var(--color-bg-hover);
    border-color: var(--color-border-hover);
}

.btn-full {
    width: 100%;
}

/* ============================================
   Output Content Styles
   ============================================ */
.output-content {
    padding: var(--space-4);
}

.output-section {
    margin-bottom: var(--space-6);
}

.output-section:last-child {
    margin-bottom: 0;
}

.output-section h4 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-accent-primary);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.output-section p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.output-list {
    list-style: none;
}

.output-list li {
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

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

.hook-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin-bottom: var(--space-3);
}

.hook-card:last-child {
    margin-bottom: 0;
}

.hook-text {
    font-size: var(--text-lg);
    font-weight: 500;
    margin-bottom: var(--space-3);
    color: var(--color-text-primary);
}

.hook-meta {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.hook-tag {
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    background: rgba(99, 102, 241, 0.15);
    color: var(--color-accent-primary);
}

/* ============================================
   Loading State
   ============================================ */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
    gap: var(--space-4);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.loading-text {
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        display: none;
    }
    
    .dashboard-hero {
        padding: var(--space-8);
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .search-container {
        display: none;
    }
    
    .page-container {
        padding: var(--space-4);
    }
    
    .hero-title {
        font-size: var(--text-3xl);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .module-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
}

/* ============================================
   Scrollbar Styling
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-text-tertiary);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-secondary);
}

/* ============================================
   Selection Styling
   ============================================ */
::selection {
    background: rgba(99, 102, 241, 0.3);
    color: var(--color-text-primary);
}

/* ============================================
   Home / Landing Page Styles
   ============================================ */
.hero-banner-container {
    position: relative;
    width: 100%;
    height: 400px;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    margin-bottom: var(--space-12);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-xl);
}

.hero-banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

.hero-banner-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(10, 10, 15, 0.2), rgba(10, 10, 15, 0.8));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--space-12);
}

.hero-banner-overlay h3 {
    font-size: var(--text-4xl);
    font-weight: 800;
    margin-bottom: var(--space-8);
    background: var(--color-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    max-width: 800px;
}

.premium-content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.content-section {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

.content-section:hover {
    border-color: var(--color-accent-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.section-badge {
    display: inline-block;
    padding: var(--space-1) var(--space-4);
    background: var(--color-bg-hover);
    color: var(--color-accent-primary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-4);
}

.content-section h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    line-height: 1.3;
}

.content-section p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.cta-block {
    text-align: center;
    padding: var(--space-16) var(--space-8);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--glass-border);
}

.cta-block h3 {
    font-size: var(--text-3xl);
    font-weight: 700;
    margin-bottom: var(--space-8);
}

.btn-lg {
    padding: var(--space-4) var(--space-10);
    font-size: var(--text-lg);
}