/*
 * CLAT Preparation Hub - Premium Design System
 * "Legal Scholar's Command Center" Aesthetic
 * Version 4.0 - Playfair Display + DM Sans Typography
 */

/* ============================================
   GOOGLE FONTS IMPORT
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700;800&family=DM+Sans:wght@400;500;600;700&display=swap');

/* ============================================
   CSS VARIABLES - Design Tokens (Dark Theme Default)
   ============================================ */
:root {
    /* Colors - Dark Theme with Warm Gold Accents */
    --bg-primary: #0a0a0c;
    --bg-secondary: #0f0f12;
    --bg-card: #141418;
    --bg-card-hover: #1a1a1f;
    --bg-input: #18181d;
    --bg-glass: rgba(20, 20, 24, 0.9);
    --bg-dark: #0a0a0c;

    /* Text */
    --text-primary: #f5f5f5;
    --text-secondary: #a8a8a8;
    --text-muted: #666666;
    --text-accent: #d4a853;

    /* Accent Colors - Warm Gold/Amber Legal Theme */
    --accent-primary: #d4a853;       /* Gold - Primary */
    --accent-secondary: #f5a623;     /* Amber - Secondary */
    --accent-gold: #d4a853;
    --accent-amber: #f5a623;
    --accent-success: #4ade80;       /* Emerald Green */
    --accent-warning: #fbbf24;       /* Amber */
    --accent-danger: #f87171;        /* Soft Red */
    --accent-pink: #f472b6;          /* Pink */
    --accent-blue: #60a5fa;          /* Sky Blue */
    --accent-orange: #fb923c;        /* Orange */
    --accent-purple: #a78bfa;        /* Purple */
    --accent-cyan: #22d3ee;          /* Cyan */
    --accent-green: #4ade80;         /* Green */
    --accent-red: #f87171;           /* Red */
    --accent-yellow: #d4a853;        /* Yellow/Gold */

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #d4a853 0%, #f5a623 100%);
    --gradient-gold: linear-gradient(135deg, #d4a853 0%, #b8860b 100%);
    --gradient-blue: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    --gradient-green: linear-gradient(135deg, #22c55e 0%, #16a34a 100%);
    --gradient-orange: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --gradient-glass: linear-gradient(135deg, rgba(212, 168, 83, 0.05) 0%, rgba(245, 166, 35, 0.02) 100%);

    /* Borders */
    --border-color: rgba(212, 168, 83, 0.15);
    --border-accent: rgba(212, 168, 83, 0.4);
    --border-subtle: rgba(255, 255, 255, 0.06);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(212, 168, 83, 0.2);
    --shadow-gold: 0 0 40px rgba(212, 168, 83, 0.15);

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Typography - Premium Fonts */
    --font-display: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', monospace;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;

    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-toast: 400;
}

/* ============================================
   LIGHT THEME - Override Variables
   ============================================ */
[data-theme="light"] {
    /* Background Colors - Warm Light Theme */
    --bg-primary: #faf8f5;
    --bg-secondary: #f5f2ed;
    --bg-card: #ffffff;
    --bg-card-hover: #f9f7f4;
    --bg-input: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.95);
    --bg-dark: #1a1a1f;

    /* Text Colors */
    --text-primary: #1a1a1f;
    --text-secondary: #4a4a4a;
    --text-muted: #888888;
    --text-accent: #b8860b;

    /* Accent Colors - Slightly Darker for Light BG */
    --accent-primary: #b8860b;
    --accent-secondary: #d4a853;
    --accent-gold: #b8860b;
    --accent-amber: #d97706;
    --accent-success: #16a34a;
    --accent-warning: #d97706;
    --accent-danger: #dc2626;
    --accent-pink: #db2777;
    --accent-blue: #2563eb;
    --accent-orange: #ea580c;
    --accent-purple: #7c3aed;
    --accent-cyan: #0891b2;
    --accent-green: #16a34a;
    --accent-red: #dc2626;
    --accent-yellow: #b8860b;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #b8860b 0%, #d4a853 100%);
    --gradient-gold: linear-gradient(135deg, #b8860b 0%, #a07608 100%);

    /* Borders */
    --border-color: rgba(184, 134, 11, 0.2);
    --border-accent: rgba(184, 134, 11, 0.4);
    --border-subtle: rgba(0, 0, 0, 0.08);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(184, 134, 11, 0.15);
    --shadow-gold: 0 0 30px rgba(184, 134, 11, 0.1);
}

/* ============================================
   THEME TOGGLE BUTTON
   ============================================ */
.theme-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    cursor: pointer;
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-md);
    background: var(--bg-card);
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    border-color: var(--accent-gold);
}

.theme-toggle:active {
    transform: scale(0.95);
}

/* Dark theme icon (show sun for switching to light) */
.theme-toggle .icon-sun {
    display: block;
}

.theme-toggle .icon-moon {
    display: none;
}

/* Light theme icon (show moon for switching to dark) */
[data-theme="light"] .theme-toggle .icon-sun {
    display: none;
}

[data-theme="light"] .theme-toggle .icon-moon {
    display: block;
}

/* ============================================
   BASE RESET & GLOBAL STYLES
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Prevent horizontal scroll */
body, html {
    max-width: 100vw;
    overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHY - Premium Fonts
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
}
h2 {
    font-size: clamp(1.5rem, 3.5vw, 2.25rem);
    font-weight: 600;
}
h3 {
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
}
h4 {
    font-size: clamp(1.1rem, 2vw, 1.375rem);
}

p {
    color: var(--text-secondary);
    font-family: var(--font-sans);
}

/* Text with gold gradient */
.text-gold {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   HEADER - Premium Navigation
   ============================================ */
.app-header, header {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-md) var(--space-lg);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
}

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

.header-title h1 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-nav {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
    flex-wrap: wrap;
}

/* ============================================
   BUTTONS - Premium Styled
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
    min-height: 44px;
    min-width: 44px;
}

.btn:active {
    transform: scale(0.97);
}

/* Primary Button - Gold */
.btn-primary {
    background: var(--gradient-primary);
    color: #0a0a0c;
    border: none;
    box-shadow: var(--shadow-sm), var(--shadow-glow);
    font-weight: 700;
}

.btn-primary:hover {
    box-shadow: var(--shadow-md), 0 0 40px rgba(212, 168, 83, 0.4);
    transform: translateY(-2px);
}

/* Secondary Button */
.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

/* Ghost Button */
.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.btn-ghost:hover {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--accent-gold);
}

/* Success Button */
.btn-success {
    background: var(--gradient-green);
    color: white;
}

.btn-success:hover {
    box-shadow: var(--shadow-md), 0 0 20px rgba(34, 197, 94, 0.4);
}

/* Danger Button */
.btn-danger {
    background: var(--accent-danger);
    color: white;
}

.btn-danger:hover {
    box-shadow: var(--shadow-md), 0 0 20px rgba(248, 113, 113, 0.4);
}

/* Button Sizes */
.btn-sm {
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.75rem;
    min-height: 36px;
}

.btn-lg {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    min-height: 52px;
}

/* ============================================
   NAV PILLS / TABS
   ============================================ */
.nav-pills, .tabs {
    display: flex;
    gap: var(--space-xs);
    padding: var(--space-xs);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border: 1px solid var(--border-subtle);
}

.nav-pills::-webkit-scrollbar,
.tabs::-webkit-scrollbar {
    display: none;
}

.nav-pill, .tab-btn {
    padding: var(--space-sm) var(--space-md);
    background: transparent;
    color: var(--text-secondary);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    white-space: nowrap;
    min-height: 44px;
}

.nav-pill:hover, .tab-btn:hover {
    color: var(--text-primary);
    background: var(--bg-card-hover);
}

.nav-pill.active, .tab-btn.active {
    background: var(--gradient-primary);
    color: #0a0a0c;
    box-shadow: var(--shadow-sm);
    font-weight: 700;
}

/* ============================================
   CARDS - Premium Styled
   ============================================ */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
    padding: var(--space-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    border-color: var(--border-color);
    box-shadow: var(--shadow-md);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-subtle);
}

.card-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Stat Cards - Premium */
.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    border: 1px solid var(--border-subtle);
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

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

.stat-value {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
}

/* ============================================
   FORMS - Premium Styled
   ============================================ */
.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.form-input,
.form-select,
.form-textarea,
input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="date"],
select,
textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-input);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    min-height: 48px;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus,
input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.15);
}

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

.form-textarea,
textarea {
    min-height: 100px;
    resize: vertical;
}

/* ============================================
   TABLES - Premium Styled
   ============================================ */
.table-container {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
}

.table {
    width: 100%;
    border-collapse: collapse;
    min-width: 600px;
}

.table th,
.table td {
    padding: var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

.table th {
    background: var(--bg-secondary);
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    position: sticky;
    top: 0;
    z-index: 10;
}

.table tbody tr {
    transition: all var(--transition-fast);
}

.table tbody tr:hover {
    background: rgba(212, 168, 83, 0.05);
}

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

/* ============================================
   BADGES - Premium Styled
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 4px 10px;
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.badge-primary {
    background: rgba(212, 168, 83, 0.15);
    color: var(--accent-gold);
}

.badge-success {
    background: rgba(74, 222, 128, 0.15);
    color: var(--accent-success);
}

.badge-warning {
    background: rgba(251, 191, 36, 0.15);
    color: var(--accent-warning);
}

.badge-danger {
    background: rgba(248, 113, 113, 0.15);
    color: var(--accent-danger);
}

.badge-blue {
    background: rgba(96, 165, 250, 0.15);
    color: var(--accent-blue);
}

.badge-purple {
    background: rgba(167, 139, 250, 0.15);
    color: var(--accent-purple);
}

/* ============================================
   GRID SYSTEM
   ============================================ */
.grid {
    display: grid;
    gap: var(--space-md);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

/* ============================================
   CONTAINER
   ============================================ */
.container {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: var(--space-lg);
}

/* ============================================
   MODALS - Premium Styled
   ============================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--space-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95) translateY(20px);
    transition: all var(--transition-normal);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

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

.modal-header h3,
.modal-header h4 {
    font-family: var(--font-display);
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-sm);
    padding: var(--space-lg);
    border-top: 1px solid var(--border-subtle);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes goldGlow {
    0%, 100% { box-shadow: 0 0 20px rgba(212, 168, 83, 0.2); }
    50% { box-shadow: 0 0 40px rgba(212, 168, 83, 0.4); }
}

.animate-fade-in {
    animation: fadeIn var(--transition-normal) ease-out;
}

.animate-slide-up {
    animation: slideUp var(--transition-slow) ease-out;
}

.animate-gold-glow {
    animation: goldGlow 2s ease-in-out infinite;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent-gold); }
.text-success { color: var(--accent-success); }
.text-warning { color: var(--accent-warning); }
.text-danger { color: var(--accent-danger); }

.font-display { font-family: var(--font-display); }
.font-sans { font-family: var(--font-sans); }
.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.p-sm { padding: var(--space-sm); }
.p-md { padding: var(--space-md); }
.p-lg { padding: var(--space-lg); }

.hidden { display: none; }
.block { display: block; }

.w-full { width: 100%; }
.h-full { height: 100%; }

/* ============================================
   RESPONSIVE - iPad & Mobile
   ============================================ */
@media (max-width: 1200px) {
    .grid-5 { grid-template-columns: repeat(3, 1fr); }
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 1024px) {
    :root {
        --space-lg: 20px;
        --space-xl: 28px;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .header-nav {
        width: 100%;
        overflow-x: auto;
        padding-bottom: var(--space-sm);
    }

    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    :root {
        --space-lg: 16px;
        --space-xl: 24px;
    }

    .container {
        padding: var(--space-md);
    }

    .grid-2,
    .grid-3,
    .grid-4,
    .grid-5 {
        grid-template-columns: 1fr;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .header-nav {
        justify-content: stretch;
    }

    .header-nav .btn {
        flex: 1;
    }

    .theme-toggle {
        bottom: 16px;
        right: 16px;
        width: 48px;
        height: 48px;
    }
}

/* ============================================
   SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-card-hover);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-gold);
}

/* Light theme scrollbar */
[data-theme="light"]::-webkit-scrollbar-track {
    background: #f1f5f9;
}

[data-theme="light"]::-webkit-scrollbar-thumb {
    background: #cbd5e1;
}

[data-theme="light"]::-webkit-scrollbar-thumb:hover {
    background: var(--accent-gold);
}

/* ============================================
   SAFE AREA FOR iOS
   ============================================ */
@supports (padding: env(safe-area-inset-bottom)) {
    .container {
        padding-bottom: calc(var(--space-lg) + env(safe-area-inset-bottom));
    }
}

/* ============================================
   LOADING STATES
   ============================================ */
.skeleton {
    background: linear-gradient(90deg,
        var(--bg-card) 0%,
        var(--bg-card-hover) 50%,
        var(--bg-card) 100%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============================================
   COUNTDOWN TIMER
   ============================================ */
.countdown {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
}

.countdown-value {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.countdown-label {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ============================================
   HERO SECTION COMPONENTS
   ============================================ */
.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-md);
}

.hero-subtitle {
    font-family: var(--font-sans);
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   TOAST / NOTIFICATION
   ============================================ */
.toast {
    position: fixed;
    bottom: 80px;
    right: 24px;
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    font-weight: 600;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: var(--z-toast);
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast.success {
    border-color: var(--accent-success);
    background: rgba(74, 222, 128, 0.1);
}

.toast.error {
    border-color: var(--accent-danger);
    background: rgba(248, 113, 113, 0.1);
}

/* ============================================
   NAV BUTTONS (Header Navigation)
   ============================================ */
.nav-btn {
    padding: 8px 16px;
    background: rgba(212, 168, 83, 0.1);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
    min-height: 40px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-btn:hover {
    background: rgba(212, 168, 83, 0.2);
    border-color: var(--accent-gold);
    transform: translateY(-1px);
}

/* ============================================
   BACK BUTTON
   ============================================ */
.back-btn {
    padding: 10px 20px;
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
    min-height: 44px;
}

.back-btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-gold);
}

/* ============================================
   LIGHT THEME SPECIFIC ADJUSTMENTS
   ============================================ */
[data-theme="light"] .btn-primary {
    box-shadow: var(--shadow-sm), 0 0 15px rgba(184, 134, 11, 0.2);
}

[data-theme="light"] .btn-primary:hover {
    box-shadow: var(--shadow-md), 0 0 25px rgba(184, 134, 11, 0.3);
}

[data-theme="light"] .stat-value {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .table tbody tr:hover {
    background: rgba(184, 134, 11, 0.05);
}

[data-theme="light"] .modal-overlay {
    background: rgba(0, 0, 0, 0.5);
}

/* Badge adjustments for light theme */
[data-theme="light"] .badge-primary {
    background: rgba(184, 134, 11, 0.12);
    color: var(--accent-gold);
}

[data-theme="light"] .badge-success {
    background: rgba(22, 163, 74, 0.12);
    color: var(--accent-success);
}

[data-theme="light"] .badge-warning {
    background: rgba(217, 119, 6, 0.12);
    color: var(--accent-warning);
}

[data-theme="light"] .badge-danger {
    background: rgba(220, 38, 38, 0.12);
    color: var(--accent-danger);
}

/* Smooth transitions for all themed elements */
.card, .stat-card, .table-container, .nav-pills, .tabs, .btn, .badge, .modal, .form-input, .form-select, input, select, textarea {
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}