/* ============================================
   Mr3ood Theme - Modern Portfolio
   Designed with Refactoring UI principles
   ============================================ */

/* CSS Variables */
:root {
    /* Colors - Professional Blue/Teal palette */
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --primary-rgb: 14, 165, 233;
    
    --accent: #06b6d4;
    --accent-dark: #0891b2;
    
    /* Neutrals */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Semantic */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Theme */
    --bg-primary: #ffffff;
    --bg-secondary: var(--gray-50);
    --bg-tertiary: var(--gray-100);
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-tertiary: var(--gray-500);
    --border-color: var(--gray-200);
    
    /* Spacing Scale */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;
    --space-8: 64px;
    --space-9: 96px;
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07), 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1), 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1), 0 10px 10px rgba(0, 0, 0, 0.04);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;
}

/* Dark Mode */
[data-theme="dark"] {
    --bg-primary: var(--gray-900);
    --bg-secondary: var(--gray-800);
    --bg-tertiary: var(--gray-700);
    --text-primary: var(--gray-50);
    --text-secondary: var(--gray-300);
    --text-tertiary: var(--gray-400);
    --border-color: var(--gray-700);
    
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4), 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4), 0 4px 6px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-5);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition);
}

[data-theme="dark"] .nav {
    background: rgba(15, 23, 42, 0.9);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-5);
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-primary);
}

.logo-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--space-5);
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition);
}

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

.nav-link:hover::after {
    width: 100%;
}

.theme-toggle {
    width: 44px;
    height: 44px;
    border: none;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: all var(--transition);
    margin-left: var(--space-4);
}

.theme-toggle:hover {
    background: var(--primary);
    color: white;
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 999;
    display: none;
    padding: var(--space-6);
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.mobile-link {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--border-color);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: var(--space-9) 0;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(var(--primary-rgb), 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(var(--border-color) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.5;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-5);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
    align-items: center;
}

.hero-greeting {
    font-size: 1.125rem;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: var(--space-2);
}

.hero-name {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-3);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--space-4);
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-tertiary);
    max-width: 500px;
    margin-bottom: var(--space-6);
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: var(--space-6);
    margin-bottom: var(--space-6);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    margin-top: var(--space-1);
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-size: 0.9375rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    min-height: 44px;
}

.btn-primary {
    background: var(--primary);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.hero-social {
    display: flex;
    gap: var(--space-3);
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    transition: all var(--transition);
}

.social-link:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.hero-image {
    display: flex;
    justify-content: center;
}

.image-wrapper {
    position: relative;
    width: 350px;
    height: 350px;
}

.image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    position: relative;
    z-index: 2;
}

.image-decoration {
    position: absolute;
    inset: -10px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: var(--radius-xl);
    z-index: 1;
    opacity: 0.2;
    transform: rotate(3deg);
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-6);
    left: 50%;
    transform: translateX(-50%);
    color: var(--text-tertiary);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Sections */
.section {
    padding: var(--space-9) 0;
}

.section-alt {
    background: var(--bg-secondary);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    margin-bottom: var(--space-7);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.title-number {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--primary);
    font-weight: 500;
}


/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-7);
    align-items: start;
}

.about-text {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-text p {
    margin-bottom: var(--space-4);
}

.about-highlights {
    display: grid;
    gap: var(--space-4);
}

.highlight-card {
    background: var(--bg-primary);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all var(--transition);
}

[data-theme="dark"] .highlight-card {
    background: var(--bg-tertiary);
}

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

.highlight-icon {
    width: 48px;
    height: 48px;
    background: rgba(var(--primary-rgb), 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.25rem;
    margin-bottom: var(--space-3);
}

.highlight-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.highlight-text {
    font-size: 0.9375rem;
    color: var(--text-tertiary);
}

/* Timeline / Experience */
.timeline {
    position: relative;
    padding-left: var(--space-6);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-7);
}

.timeline-item:last-child {
    padding-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--space-6) - 6px);
    top: 6px;
    width: 14px;
    height: 14px;
    background: var(--primary);
    border-radius: var(--radius-full);
    border: 3px solid var(--bg-primary);
    box-shadow: var(--shadow);
}

[data-theme="dark"] .timeline-marker {
    border-color: var(--bg-secondary);
}

.timeline-content {
    background: var(--bg-primary);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .timeline-content {
    background: var(--bg-tertiary);
}

.timeline-header {
    margin-bottom: var(--space-2);
}

.timeline-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.timeline-company {
    font-size: 1rem;
    color: var(--primary);
    font-weight: 500;
}

.timeline-meta {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
    flex-wrap: wrap;
}

.timeline-date,
.timeline-location {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.timeline-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-4);
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tag {
    font-size: 0.75rem;
    font-weight: 500;
    padding: var(--space-1) var(--space-3);
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary);
    border-radius: var(--radius-full);
}

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

.skill-category {
    background: var(--bg-primary);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

[data-theme="dark"] .skill-category {
    background: var(--bg-tertiary);
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border-color);
}

.skill-category-header i {
    font-size: 1.5rem;
    color: var(--primary);
}

.skill-category-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.skill-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

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

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

.skill-bar {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-5);
}

.project-card {
    background: var(--bg-primary);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

[data-theme="dark"] .project-card {
    background: var(--bg-tertiary);
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
}

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

.project-icon {
    width: 48px;
    height: 48px;
    background: rgba(var(--primary-rgb), 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.25rem;
}

.project-links {
    display: flex;
    gap: var(--space-2);
}

.project-links a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    transition: color var(--transition);
}

.project-links a:hover {
    color: var(--primary);
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
}

.project-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-4);
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.project-impact {
    font-size: 0.875rem;
    color: var(--success);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border-color);
}

/* Research */
.research-grid {
    display: grid;
    gap: var(--space-5);
}

.research-card {
    background: var(--bg-primary);
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .research-card {
    background: var(--bg-tertiary);
}

.research-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.research-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    margin-bottom: var(--space-4);
}

.research-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
    line-height: 1.3;
}

.research-abstract {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-5);
}

.research-meta {
    display: flex;
    gap: var(--space-5);
    margin-bottom: var(--space-5);
    flex-wrap: wrap;
}

.research-date,
.research-conference {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.research-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--primary);
}

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

/* Contact */
.contact-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.contact-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-7);
    line-height: 1.7;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-4);
}

.contact-card {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5);
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all var(--transition);
    text-align: left;
}

[data-theme="dark"] .contact-card {
    background: var(--bg-tertiary);
}

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

.contact-icon {
    width: 56px;
    height: 56px;
    background: rgba(var(--primary-rgb), 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-info {
    display: flex;
    flex-direction: column;
    min-width: 0;
    flex: 1;
    overflow: hidden;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
    margin-bottom: var(--space-1);
}

.contact-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    word-break: break-all;
}

/* Footer */
.footer {
    padding: var(--space-6) 0;
    border-top: 1px solid var(--border-color);
}

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

.footer-text {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.footer-text a {
    color: var(--primary);
    font-weight: 500;
}

.footer-copyright {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}

.heart {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 992px) {
    .nav-links {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text {
        order: 2;
    }
    
    .hero-image {
        order: 1;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-social {
        justify-content: center;
    }
    
    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .image-wrapper {
        width: 280px;
        height: 280px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .section {
        padding: var(--space-7) 0;
    }
    
    .hero {
        padding: var(--space-7) 0;
    }
    
    .timeline {
        padding-left: var(--space-5);
    }
    
    .timeline-marker {
        left: calc(-1 * var(--space-5) - 6px);
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: var(--space-4);
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
    }
}

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

.section {
    animation: fadeInUp 0.6s ease forwards;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}