/* ===== BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Dark Theme Colors */
    --bg-primary: #0a0a0a;
    --bg-secondary: #121212;
    --bg-tertiary: #1a1a1a;
    --bg-card: #1e1e1e;
    --bg-card-hover: #252525;
    --bg-accent: #2a2a2a;
    
    /* Purple Accent Colors */
    --purple-primary: #8b5cf6;
    --purple-secondary: #7c3aed;
    --purple-tertiary: #6d28d9;
    --purple-light: #a78bfa;
    --purple-dark: #5b21b6;
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --text-tertiary: #808080;
    --text-muted: #666666;
    
    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #06b6d4;
    
    /* Gradients */
    --gradient-purple: linear-gradient(135deg, var(--purple-primary), var(--purple-secondary));
    --gradient-purple-light: linear-gradient(135deg, var(--purple-light), var(--purple-primary));
    --gradient-dark: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    --shadow-purple: 0 10px 15px -3px rgba(139, 92, 246, 0.2);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease-out;
    --transition-normal: 0.25s ease-out;
    --transition-slow: 0.35s ease-out;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--spacing-xl);
    }
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(139, 92, 246, 0.1);
    transition: all var(--transition-normal);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-logo i {
    color: var(--purple-primary);
    font-size: 1.5rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    list-style: none;
    margin: 0;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-link:hover {
    color: var(--purple-light);
    background: rgba(139, 92, 246, 0.1);
}

.nav-link.active {
    color: var(--purple-primary);
    background: rgba(139, 92, 246, 0.15);
}

.nav-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
}

.btn-primary {
    background: var(--gradient-purple);
    color: var(--text-primary);
    box-shadow: var(--shadow-purple);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 25px -5px rgba(139, 92, 246, 0.3);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 6rem 0 var(--spacing-3xl) 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(139, 92, 246, 0.1);
    color: var(--purple-light);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    border: 1px solid rgba(139, 92, 246, 0.2);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.025em;
}

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

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto var(--spacing-2xl) auto;
    line-height: 1.7;
}

/* ===== VERSION STATS ===== */
.version-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--purple-primary);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-mono);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== SEARCH CONTROLS ===== */
.search-controls {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 600px;
    margin: 0 auto;
}

.search-box {
    position: relative;
    width: 100%;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-tertiary);
}

.search-box input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 2.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.search-box input:focus {
    outline: none;
    border-color: var(--purple-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
    background: rgba(255, 255, 255, 0.08);
}

.filter-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.filter-btn:hover {
    background: rgba(139, 92, 246, 0.1);
    border-color: var(--purple-primary);
    color: var(--purple-light);
}

.filter-btn.active {
    background: var(--gradient-purple);
    border-color: var(--purple-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-purple);
}

@media (min-width: 768px) {
    .search-controls {
        flex-direction: row;
        justify-content: center;
    }
}

/* ===== VERSIONS GRID ===== */
.versions-grid {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-primary);
}

.versions-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1400px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .versions-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* ===== VERSION CARDS ===== */
.version-card {
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.version-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
}

.version-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(139, 92, 246, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.version-card:hover::before {
    background: var(--gradient-purple);
}

/* Featured/Current Version */
.version-card.featured {
    border-color: var(--purple-primary);
    box-shadow: var(--shadow-purple);
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, var(--bg-card) 50%);
}

.version-card.featured::before {
    background: var(--gradient-purple);
}

/* Milestone Versions */
.version-card.milestone {
    border-color: rgba(255, 215, 0, 0.3);
    position: relative;
}

.version-card.milestone::before {
    background: linear-gradient(135deg, #ffd700, #ffed4a);
}

/* ===== VERSION CARD CONTENT ===== */
.version-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.version-number {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-mono);
    color: var(--text-primary);
    margin: 0;
}

.version-badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.version-badge, .version-type {
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.version-badge.current {
    background: var(--success);
    color: white;
    animation: pulse 2s infinite;
}

.version-badge.milestone {
    background: linear-gradient(135deg, #ffd700, #ffed4a);
    color: #000;
}

.version-type.major {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.version-type.minor {
    background: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.version-type.patch {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

.version-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.version-date, .version-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.version-status {
    color: var(--purple-light);
}

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

.version-title h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
}

.version-title p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== VERSION FEATURES ===== */
.version-features {
    margin-bottom: var(--spacing-lg);
}

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

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

.feature-section h5 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.feature-section h5 i {
    color: var(--purple-primary);
}

.feature-section ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.feature-section li {
    position: relative;
    padding-left: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

.feature-section li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--purple-primary);
    font-weight: bold;
}

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

/* ===== VERSION ACTIONS ===== */
.version-actions {
    margin-top: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-sm);
}

.version-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
}

.version-actions .btn-primary {
    background: var(--gradient-purple);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.version-actions .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ===== VERSION STATISTICS ===== */
.version-statistics {
    padding: var(--spacing-3xl) 0;
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-purple-light);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: var(--bg-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.stat-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--purple-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-lg);
    color: var(--purple-primary);
    font-size: 1.5rem;
}

.stat-content .stat-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-mono);
}

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

.stat-content .stat-description {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

/* ===== CTA SECTION ===== */
.cta {
    padding: var(--spacing-3xl) 0;
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 2;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-purple-light);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: 1rem;
    font-weight: 700;
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--purple-primary);
}

.btn-secondary:hover {
    background: var(--purple-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-purple);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: var(--spacing-3xl) 0 var(--spacing-xl) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
}

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

.footer-social {
    display: flex;
    gap: var(--spacing-md);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--purple-primary);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.footer-links a:hover {
    color: var(--purple-light);
}

.version-info-footer {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.current-version {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--purple-primary);
    font-family: var(--font-mono);
    margin-bottom: var(--spacing-xs);
}

.version-date {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin-bottom: var(--spacing-md);
}

.version-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--purple-light);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.version-link:hover {
    color: var(--purple-primary);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin: 0;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .version-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .versions-container {
        grid-template-columns: 1fr;
    }
    
    .version-card {
        padding: var(--spacing-lg);
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .stat-card {
        padding: var(--spacing-lg);
    }
    
    .cta-title {
        font-size: 2rem;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .version-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .search-controls {
        gap: var(--spacing-md);
    }
    
    .filter-buttons {
        gap: var(--spacing-xs);
    }
    
    .filter-btn {
        padding: var(--spacing-xs) var(--spacing-md);
        font-size: 0.75rem;
    }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.version-card {
    animation: fadeInUp 0.6s ease-out;
}

.version-card:nth-child(1) { animation-delay: 0.1s; }
.version-card:nth-child(2) { animation-delay: 0.2s; }
.version-card:nth-child(3) { animation-delay: 0.3s; }
.version-card:nth-child(4) { animation-delay: 0.4s; }
.version-card:nth-child(5) { animation-delay: 0.5s; }
.version-card:nth-child(6) { animation-delay: 0.6s; }
.version-card:nth-child(7) { animation-delay: 0.7s; }
.version-card:nth-child(8) { animation-delay: 0.8s; }

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

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

/* ===== SCROLL BEHAVIOR ===== */
html {
    scroll-behavior: smooth;
}

::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--purple-primary);
    border-radius: var(--radius-sm);
}

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