/* ============================================
   RABEE ABUMARAQ - PORTFOLIO STYLESHEET
   Modern Dark Theme with Interactive Elements
   ============================================ */

/* ===== Base Styles ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Light, Clean Campus Theme - Inspired by gbrugcampus.app */
    --primary: #ffffff;
    --secondary: #f8f9fa;
    --accent: #E84A27;
    --accent-hover: #d43f1f;
    --accent-light: #ff6b4a;
    --text-primary: #1a1a1a;
    --text-secondary: #4a5568;
    --text-muted: #718096;
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --border: #e2e8f0;
    --success: #10b981;
    --warning: #f59e0b;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --gradient-1: linear-gradient(135deg, #E84A27 0%, #ff6b4a 100%);
    --gradient-2: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

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

/* ===== Video Background ===== */
.video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -3;
    overflow: hidden;
}

.video-background video {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translateX(-50%) translateY(-50%);
    object-fit: cover;
    opacity: 0.15;
    filter: brightness(1.2) saturate(0.8);
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        180deg,
        rgba(255, 255, 255, 0.95) 0%,
        rgba(255, 255, 255, 0.92) 50%,
        rgba(255, 255, 255, 0.97) 100%
    );
    backdrop-filter: blur(10px);
}

/* Light theme gradient overlay */
.video-background::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(
        to top,
        rgba(255, 255, 255, 1) 0%,
        transparent 100%
    );
    pointer-events: none;
}

/* ===== Background Elements ===== */
.background-pattern {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    opacity: 0.02;
    background-image: 
        linear-gradient(var(--accent) 1px, transparent 1px),
        linear-gradient(90deg, var(--accent) 1px, transparent 1px);
    background-size: 50px 50px;
}

.gradient-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    z-index: -1;
    pointer-events: none;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: linear-gradient(135deg, #E84A27 0%, #ff9a7f 100%);
    top: -300px;
    right: -300px;
    animation: float 20s ease-in-out infinite;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, #667eea 0%, #a8b8ff 100%);
    bottom: -250px;
    left: -250px;
    animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(50px, -50px) scale(1.1); }
    66% { transform: translate(-50px, 50px) scale(0.9); }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes shine {
    0%, 100% { transform: translateX(-100%) translateY(-100%) rotate(45deg); }
    50% { transform: translateX(100%) translateY(100%) rotate(45deg); }
}

/* ===== Navigation ===== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: transform 0.3s ease;
}

nav.hidden {
    transform: translateY(-100%);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 40px;
    align-items: center;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--accent-light);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
}

.cta-button {
    padding: 10px 24px;
    background: var(--accent);
    color: white;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 40px 80px;
    position: relative;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 20px;
    color: var(--accent-light);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s ease;
}

.hero h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(48px, 6vw, 72px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero-subtitle {
    font-size: 24px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-weight: 500;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-description {
    font-size: 18px;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 40px;
    max-width: 600px;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

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

.stat-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 36px;
    font-weight: 700;
    color: var(--accent-light);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-muted);
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease 0.5s both;
}

.btn {
    padding: 16px 32px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--accent);
    color: white;
    border: 2px solid var(--accent);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

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

.btn-secondary:hover {
    border-color: var(--accent);
    background: rgba(59, 130, 246, 0.1);
}

/* ===== Hero Image ===== */
.hero-image {
    position: relative;
    animation: fadeInUp 0.6s ease 0.3s both;
}

.profile-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-1);
}

.profile-image-container {
    width: 100%;
    aspect-ratio: 1;
    background: var(--gradient-1);
    border-radius: 20px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 120px;
    position: relative;
    overflow: hidden;
}

.profile-image-container::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    animation: shine 3s ease-in-out infinite;
}

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

.profile-badges {
    display: flex;
    gap: 8px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 16px;
}

.badge {
    padding: 6px 12px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 6px;
    font-size: 12px;
    color: var(--accent-light);
    font-weight: 600;
}

/* ===== Section Styles ===== */
.about, .skills, .projects, .experience, .contact {
    padding: 120px 40px;
    position: relative;
}

.skills, .experience {
    background: var(--bg-secondary);
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 20px;
    color: var(--accent-light);
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.section-description {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== About Section ===== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
    max-width: 1400px;
    margin: 0 auto;
}

.about-card {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.about-card:hover::before {
    transform: scaleX(1);
}

.about-card:nth-child(2)::before {
    background: var(--gradient-3);
}

.about-card:nth-child(3)::before {
    background: var(--gradient-4);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.card-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.card-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== Skills Section ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
}

.skill-category {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.skill-category:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: var(--shadow-xl);
}

.skill-category-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.skill-category-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.skill-category:nth-child(2) .skill-category-icon {
    background: var(--gradient-3);
}

.skill-category:nth-child(3) .skill-category-icon {
    background: var(--gradient-4);
}

.skill-category-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.skill-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.skill-item {
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
}

/* ===== Projects Section ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 32px;
    max-width: 1400px;
    margin: 0 auto;
}

.project-card {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

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

.project-image {
    width: 100%;
    height: 250px;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 72px;
    position: relative;
    overflow: hidden;
}

.project-card:nth-child(2) .project-image { background: var(--gradient-2); }
.project-card:nth-child(3) .project-image { background: var(--gradient-3); }
.project-card:nth-child(4) .project-image { background: var(--gradient-4); }
.project-card:nth-child(5) .project-image { background: var(--gradient-1); }
.project-card:nth-child(6) .project-image { background: var(--gradient-2); }

.project-content {
    padding: 32px;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 16px;
}

.project-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.project-status {
    padding: 4px 12px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 12px;
    font-size: 12px;
    color: var(--success);
    font-weight: 600;
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 20px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tag {
    padding: 6px 12px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 6px;
    font-size: 12px;
    color: var(--accent-light);
    font-weight: 500;
}

.project-links {
    display: flex;
    gap: 12px;
}

.project-link {
    padding: 10px 20px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--accent-light);
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.project-link:hover {
    background: var(--accent);
    color: white;
    transform: translateX(4px);
}

/* ===== Experience Timeline ===== */
.timeline {
    position: relative;
    padding-left: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

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

.timeline-item {
    position: relative;
    margin-bottom: 48px;
    padding-left: 40px;
}

.timeline-dot {
    position: absolute;
    left: -9px;
    top: 8px;
    width: 20px;
    height: 20px;
    background: var(--accent);
    border: 4px solid var(--bg-secondary);
    border-radius: 50%;
    z-index: 2;
}

.timeline-content {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 32px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.timeline-content:hover {
    transform: translateX(4px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}

.timeline-date {
    padding: 6px 12px;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 6px;
    color: var(--accent-light);
    font-size: 14px;
    font-weight: 600;
}

.timeline-title {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.timeline-company {
    font-size: 16px;
    color: var(--accent-light);
    font-weight: 600;
    margin-bottom: 16px;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== Contact Section ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.contact-item:hover {
    transform: translateX(4px);
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    flex-shrink: 0;
}

.contact-item:nth-child(2) .contact-icon { background: var(--gradient-3); }
.contact-item:nth-child(3) .contact-icon { background: var(--gradient-4); }
.contact-item:nth-child(4) .contact-icon { background: var(--gradient-2); }

.contact-details {
    flex: 1;
}

.contact-label {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.contact-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.contact-form {
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 16px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-button {
    width: 100%;
    padding: 16px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-button:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

/* ===== Footer ===== */
footer {
    padding: 60px 40px 40px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-text {
    color: var(--text-muted);
    font-size: 14px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 40px;
    height: 40px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 18px;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-4px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

/* ===== Mobile Menu ===== */
.mobile-menu {
    display: none;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
}

.mobile-menu span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .hero-image {
        max-width: 400px;
        margin: 0 auto;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    /* Reduce video opacity on tablets for better readability */
    .video-background video {
        opacity: 0.3;
    }
}

@media (max-width: 768px) {
    /* Lower video quality on mobile for performance */
    .video-background video {
        opacity: 0.1;
        filter: blur(2px) brightness(1.3);
    }

    /* Stronger overlay on mobile for light theme */
    .video-overlay {
        background: linear-gradient(
            180deg,
            rgba(255, 255, 255, 0.97) 0%,
            rgba(255, 255, 255, 0.95) 50%,
            rgba(255, 255, 255, 0.98) 100%
        );
    }
    .nav-links {
        display: none;
    }

    .mobile-menu {
        display: flex;
    }

    .hero {
        padding: 100px 20px 60px;
    }

    .about, .skills, .projects, .experience, .contact {
        padding: 80px 20px;
    }

    .nav-container {
        padding: 16px 20px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .projects-grid,
    .skills-grid,
    .about-grid {
        grid-template-columns: 1fr;
    }

    .timeline {
        padding-left: 30px;
    }

    .timeline-item {
        padding-left: 30px;
    }

    .section-title {
        font-size: 36px;
    }
}