/* =================================================================
   UdaanX Technology Portal - Enhanced Theme System
   ================================================================= */

/* Root Variables - Dark Theme (Default) */
:root {
    /* Colors - Dark */
    --primary: #00d4ff;
    --primary-dark: #0066ff;
    --secondary: #00ff88;
    --accent: #ff0080;

    --bg-dark: #0a0e1a;
    --bg-darker: #050810;
    --bg-card: rgba(15, 23, 42, 0.6);
    --bg-glass: rgba(255, 255, 255, 0.03);

    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --glow-cyan: rgba(0, 212, 255, 0.4);
    --glow-blue: rgba(0, 102, 255, 0.3);

    --border-color: rgba(255, 255, 255, 0.05);

    /* Spacing */
    --container-width: 1200px;
    --section-padding: 120px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Light Theme */
body.light-theme {
    --primary: #0066ff;
    --primary-dark: #0047cc;
    --secondary: #00bb66;
    --accent: #cc0066;

    --bg-dark: #f8fafc;
    --bg-darker: #ffffff;
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-glass: rgba(15, 23, 42, 0.03);

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;

    --glow-cyan: rgba(0, 102, 255, 0.2);
    --glow-blue: rgba(0, 71, 204, 0.15);

    --border-color: rgba(15, 23, 42, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background 0.3s ease, color 0.3s ease;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all var(--transition-normal);
}

body.light-theme .navbar {
    background: rgba(255, 255, 255, 0.9);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon svg {
    filter: drop-shadow(0 0 10px var(--glow-cyan));
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
}

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

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

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

.btn-contact {
    padding: 10px 24px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid var(--primary);
    border-radius: 8px;
    color: var(--primary) !important;
}

.btn-contact:hover {
    background: rgba(0, 212, 255, 0.2);
    box-shadow: 0 0 20px var(--glow-cyan);
}

/* Theme Toggle */
.theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-glass);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px var(--glow-cyan);
}

.theme-toggle svg {
    position: absolute;
    color: var(--primary);
    transition: all 0.3s ease;
}

.theme-toggle .sun-icon {
    opacity: 0;
    transform: rotate(90deg) scale(0);
}

.theme-toggle .moon-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

body.light-theme .theme-toggle .sun-icon {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

body.light-theme .theme-toggle .moon-icon {
    opacity: 0;
    transform: rotate(-90deg) scale(0);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

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

/* Enhanced Grid Overlay with Particles */
.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

.grid-overlay::before,
.grid-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle, var(--primary) 1px, transparent 1px);
    background-size: 100px 100px;
    animation: particleFloat 30s linear infinite;
    opacity: 0.1;
}

.grid-overlay::after {
    background-size: 150px 150px;
    animation-duration: 40s;
    animation-direction: reverse;
}

@keyframes gridMove {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(50px, 50px);
    }
}

@keyframes particleFloat {
    0% {
        transform: translateY(0);
    }

    100% {
        transform: translateY(-100px);
    }
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

body.light-theme .glow-orb {
    opacity: 0.15;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: var(--primary);
    top: -300px;
    right: -200px;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: var(--primary-dark);
    bottom: -250px;
    left: -150px;
    animation-delay: -10s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -5s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }

    33% {
        transform: translate(30px, -30px) scale(1.1) rotate(5deg);
    }

    66% {
        transform: translate(-30px, 30px) scale(0.9) rotate(-5deg);
    }
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.hero-tag {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 30px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease, glow 3s ease-in-out infinite;
}

@keyframes glow {

    0%,
    100% {
        box-shadow: 0 0 5px var(--glow-cyan);
    }

    50% {
        box-shadow: 0 0 20px var(--glow-cyan), 0 0 40px var(--glow-cyan);
    }
}

.hero-title {
    font-size: 72px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark), var(--secondary));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 5s ease infinite;
}

@keyframes gradientShift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.tech-badge {
    padding: 10px 20px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.tech-badge:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.6s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #ffffff;
    box-shadow: 0 0 30px var(--glow-cyan);
}

body.light-theme .btn-primary {
    color: #ffffff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px var(--glow-cyan);
}

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

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    box-shadow: 0 0 30px var(--glow-cyan);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeInUp 0.8s ease 1s both;
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--primary);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s ease infinite;
}

@keyframes scroll {

    0%,
    100% {
        opacity: 0;
        top: 8px;
    }

    50% {
        opacity: 1;
        top: 16px;
    }
}

/* Section Styling */
section {
    padding: var(--section-padding) 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    line-height: 1.2;
}

.section-description {
    font-size: 16px;
    color: var(--text-muted);
    margin-top: 12px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 64px;
    align-items: center;
}

.lead-text {
    font-size: 20px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.stat-card {
    padding: 24px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.stat-number {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

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

.about-visual {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-logo {
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    filter: drop-shadow(0 0 30px var(--glow-cyan));
    animation: floatLogo 6s ease-in-out infinite;
}

@keyframes floatLogo {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-20px) scale(1.05);
    }
}

/* tech-wave styles removed in favor of about-logo */

/* Products Section */
.products {
    background: var(--bg-darker);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.product-card {
    position: relative;
    padding: 40px 32px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: var(--transition-normal);
}

.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
            rgba(0, 212, 255, 0.1),
            transparent 40%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.product-card:hover::before {
    opacity: 1;
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.product-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 16px;
    color: var(--primary);
    margin-bottom: 24px;
    transition: all 0.3s ease;
}

.product-card:hover .product-icon {
    transform: scale(1.1) rotate(5deg);
}

.status-badge {
    position: absolute;
    top: 24px;
    right: 24px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.live {
    background: rgba(0, 255, 136, 0.1);
    color: var(--secondary);
    border: 1px solid var(--secondary);
}

.status-badge.coming {
    background: rgba(148, 163, 184, 0.1);
    color: var(--text-muted);
    border: 1px solid var(--text-muted);
}

.product-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.product-description {
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 24px;
}

.product-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.product-link:hover {
    gap: 8px;
}

/* Gallery Section */
.gallery {
    background: var(--bg-darker);
}

/* Product Details Section */
.product-details {
    background: var(--bg-dark);
}

.product-detail-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
}

.product-detail-card {
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    backdrop-filter: blur(10px);
    overflow: hidden;
    transition: all 0.3s ease;
}

.product-detail-card:hover {
    border-color: var(--primary);
    box-shadow: 0 20px 60px rgba(0, 212, 255, 0.2);
}

.product-detail-header {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    padding: 40px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(0, 102, 255, 0.02));
    border-bottom: 1px solid var(--border-color);
}

.product-detail-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 16px;
    color: var(--primary);
    flex-shrink: 0;
}

.product-detail-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    margin-top: 4px;
}

.product-detail-subtitle {
    font-size: 16px;
    color: var(--text-muted);
}

.product-detail-body {
    padding: 40px;
}

.product-detail-body h4 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin: 32px 0 16px 0;
}

.product-detail-body h4:first-child {
    margin-top: 0;
}

.feature-list,
.spec-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
}

.feature-list li {
    padding: 12px 0 12px 32px;
    position: relative;
    color: var(--text-secondary);
    line-height: 1.6;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: bold;
    font-size: 18px;
}

.spec-list li {
    padding: 10px 0;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
}

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

.spec-list strong {
    color: var(--text-primary);
    font-weight: 600;
}

.product-detail-body .btn {
    margin-top: 24px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 32px;
}

.gallery-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.2);
}

.gallery-item img,
.gallery-item video {
    width: 100%;
    height: auto;
    display: block;
}

.gallery-caption {
    padding: 16px 20px;
    background: var(--bg-glass);
    border-top: 1px solid var(--border-color);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: center;
}

/* Tech Stack */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.tech-category {
    padding: 32px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.tech-category:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.tech-category-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--primary);
}

.tech-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.tech-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(4px);
    color: var(--primary);
}

.tech-icon {
    font-size: 20px;
}

/* Roadmap */
.roadmap {
    background: var(--bg-darker);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 40px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary), transparent);
}

.timeline-item {
    position: relative;
    padding-left: 100px;
    margin-bottom: 64px;
}

.timeline-marker {
    position: absolute;
    left: 28px;
    top: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--bg-dark);
    border: 2px solid var(--text-muted);
    transition: all 0.3s ease;
}

.timeline-item.completed .timeline-marker {
    border-color: var(--secondary);
    background: var(--secondary);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.timeline-item.active .timeline-marker {
    border-color: var(--primary);
    background: var(--primary);
    box-shadow: 0 0 20px var(--glow-cyan);
    animation: pulse 2s ease infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }
}

.timeline-content {
    padding: 32px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-content {
    border-color: var(--primary);
}

.timeline-phase {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 12px;
}

.timeline-title {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
}

.timeline-desc {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.7;
}

.timeline-status {
    font-size: 13px;
    font-weight: 600;
}

.timeline-item.completed .timeline-status {
    color: var(--secondary);
}

.timeline-item.active .timeline-status {
    color: var(--primary);
}

/* Why UdaanX */
.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 32px;
}

.why-card {
    padding: 40px 32px;
    background: var(--bg-glass);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    text-align: center;
    transition: var(--transition-normal);
}

.why-card:hover {
    border-color: var(--primary);
    transform: translateY(-8px);
}

.why-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.why-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
}

.why-card p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 102, 255, 0.05));
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Footer */
.footer {
    padding: 64px 0 32px;
    background: var(--bg-darker);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-tagline {
    color: var(--text-muted);
    margin-top: 16px;
    line-height: 1.6;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-column a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 12px;
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--primary);
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

.footer-bottom p {
    margin-bottom: 8px;
}

/* Responsive */
@media (max-width: 968px) {
    :root {
        --section-padding: 80px;
    }

    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 48px;
    }

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

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

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

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-item {
        padding-left: 60px;
    }

    .timeline-marker {
        left: 8px;
    }

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

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

@media (max-width: 640px) {
    .hero-title {
        font-size: 36px;
    }

    .hero-cta {
        flex-direction: column;
    }

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

    .cta-title {
        font-size: 32px;
    }

    .cta-buttons {
        flex-direction: column;
    }
}

/* Mobile Menu Active State */
.nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 14, 26, 0.98);
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

body.light-theme .nav-links.active {
    background: rgba(255, 255, 255, 0.98);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translateY(10px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-10px);
}

/* Lightbox Modal */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(10, 14, 26, 0.98);
    backdrop-filter: blur(15px);
    overflow: hidden;
    opacity: 0;
    transition: opacity 0.3s ease;
    align-items: center;
    justify-content: center;
}

.lightbox-modal.active {
    display: flex;
    opacity: 1;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 85%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#lightbox-media-container {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
}

#lightbox-media-container img,
#lightbox-media-container video {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 12px;
    box-shadow: 0 0 50px rgba(0, 212, 255, 0.2);
    border: 1px solid var(--border-color);
}

/* Customize Video Controls - Play/Pause only if possible */
#lightbox-media-container video::-webkit-media-controls-volume-control-container,
#lightbox-media-container video::-webkit-media-controls-volume-slider,
#lightbox-media-container video::-webkit-media-controls-mute-button,
#lightbox-media-container video::-webkit-media-controls-fullscreen-button,
#lightbox-media-container video::-webkit-media-controls-timeline,
#lightbox-media-container video::-webkit-media-controls-current-time-display,
#lightbox-media-container video::-webkit-media-controls-time-remaining-display {
    display: none !important;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 50px;
    font-weight: 200;
    cursor: pointer;
    transition: 0.3s;
    z-index: 2001;
    line-height: 1;
}

.lightbox-close:hover {
    color: var(--primary);
    transform: scale(1.1);
}

.lightbox-caption {
    margin-top: 24px;
    color: #fff;
    font-size: 18px;
    font-weight: 500;
    text-align: center;
    padding: 0 20px;
}

@media (max-width: 768px) {
    .lightbox-close {
        top: 20px;
        right: 25px;
        font-size: 40px;
    }
}