:root {
    /* Dark Mode (Default - Cinematic Theme) */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #141414;
    --primary-gold: #cc9933;
    --primary-color: var(--primary-gold);
    --gold-light: #e6b347;
    --gold-dark: #997226;
    --accent-primary: #cc9933;
    --accent-secondary: #e6b347;
    --accent-tertiary: #997226;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --success: #66bb6a;
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(204, 153, 51, 0.3);
    --glow-gold: 0 0 60px rgba(204, 153, 51, 0.25);
    --transition: cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f1f3f5;
    --primary-gold: #997226;
    --primary-color: var(--primary-gold);
    --gold-light: #e6b347;
    --gold-dark: #b38829;
    --accent-primary: #997226;
    --accent-secondary: #e6b347;
    --accent-tertiary: #b38829;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(0, 0, 0, 0.5);
    --text-primary: #0a0a0a;
    --text-secondary: rgba(0, 0, 0, 0.75);
    --text-muted: rgba(0, 0, 0, 0.5);
    --success: #4caf50;
    --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(204, 153, 51, 0.2);
    --glow-gold: 0 0 60px rgba(204, 153, 51, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Glass Effect */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    background: transparent;
    transition: all 0.3s var(--transition);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand a {
    text-decoration: none;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-gold);
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s var(--transition);
}

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

/* Theme Toggle */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all 0.3s var(--transition);
}

.theme-toggle:hover {
    background: var(--glass-bg);
}

.theme-icon {
    width: 20px;
    height: 20px;
}

.sun-icon {
    display: block;
}

.moon-icon {
    display: none;
}

[data-theme="dark"] .sun-icon {
    display: none;
}

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

/* Mobile Navigation Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, rgba(204, 153, 51, 0.1) 0%, transparent 70%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.title-line {
    display: block;
    color: var(--text-primary);
}

.title-gradient {
    display: block;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--primary-gold);
    font-weight: 600;
    margin-bottom: 1.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2rem;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 12px;
    transition: all 0.3s var(--transition);
    border: none;
    cursor: pointer;
}

.glass-button {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    color: #ffffff;
}

.glass-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

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

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

.btn-icon {
    transition: transform 0.3s var(--transition);
}

.glass-button:hover .btn-icon {
    transform: translateX(4px);
}

/* Section Styles */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-gold);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

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

.section-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
}

.service-card {
    padding: 2rem;
    transition: all 0.3s var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.service-icon {
    margin-bottom: 1.5rem;
    color: var(--primary-gold);
}

.service-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Contact Section */
.contact {
    background: var(--bg-secondary);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form {
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    transition: all 0.3s var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 3px rgba(204, 153, 51, 0.1);
}

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

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

.form-status {
    margin-top: 1rem;
    padding: 0.75rem;
    border-radius: 8px;
    text-align: center;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(76, 175, 80, 0.1);
    color: var(--success);
}

.form-status.error {
    display: block;
    background: rgba(244, 67, 54, 0.1);
    color: #f44336;
}

.contact-info {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.info-item svg {
    color: var(--primary-gold);
    flex-shrink: 0;
}

.info-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s var(--transition);
}

.info-item a:hover {
    color: var(--primary-gold);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    transition: all 0.3s var(--transition);
}

.social-link:hover {
    background: var(--primary-gold);
    color: #ffffff;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 3rem 0;
    border-top: 1px solid var(--glass-border);
}

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

.footer-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-gold);
    text-decoration: none;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin: 1.5rem 0;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s var(--transition);
}

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

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

.footer-bottom a {
    color: var(--primary-gold);
    text-decoration: none;
}

.footer-bottom p {
    margin: 0.5rem 0;
}

/* Mobile Menu */
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s var(--transition);
    z-index: 999;
}

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

.mobile-menu {
    position: fixed;
    top: 0;
    right: -300px;
    width: 280px;
    height: 100vh;
    padding: 2rem;
    transition: right 0.3s var(--transition);
    z-index: 1001;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-top: 4rem;
}

.mobile-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.25rem;
    font-weight: 600;
    transition: color 0.3s var(--transition);
}

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

.theme-toggle-mobile {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.75rem;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 991.98px) {
    .contact-container {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 767.98px) {
    .nav-menu {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 24px 60px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 575.98px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .service-card {
        padding: 1.5rem;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Smooth transitions for theme change */
*, *::before, *::after {
    transition: background-color 0.3s var(--transition),
                color 0.3s var(--transition),
                border-color 0.3s var(--transition),
                box-shadow 0.3s var(--transition);
}

/* ============================================
   Three.js Canvas Container
   ============================================ */
.hero-canvas-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    opacity: 0.35;
}

.hero-canvas-container canvas {
    width: 100% !important;
    height: 100% !important;
    display: block;
}

/* ============================================
   Glass Cinematic (Enhanced Glassmorphism)
   ============================================ */
.glass-cinematic {
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.05) 0%,
        rgba(255, 255, 255, 0.02) 100%
    );
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(204, 153, 51, 0.15);
    border-radius: 20px;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 0 1px rgba(204, 153, 51, 0.05);
}

/* Gold rim glow effect */
.glass-cinematic::before {
    content: '';
    position: absolute;
    top: -1px;
    left: -1px;
    right: -1px;
    bottom: -1px;
    border-radius: 21px;
    background: linear-gradient(
        135deg,
        rgba(204, 153, 51, 0.3) 0%,
        transparent 50%,
        rgba(230, 179, 71, 0.2) 100%
    );
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.glass-cinematic:hover::before {
    opacity: 1;
}

/* ============================================
   GPU Accelerated Elements
   ============================================ */
.gpu-accelerated {
    will-change: transform;
    transform: translateZ(0);
    backface-visibility: hidden;
}

/* ============================================
   No WebGL Fallback
   ============================================ */
.no-webgl .hero::before {
    background: radial-gradient(ellipse at center, rgba(204, 153, 51, 0.15) 0%, transparent 70%);
}

.no-webgl .hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 30%, rgba(204, 153, 51, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 80% 70%, rgba(230, 179, 71, 0.08) 0%, transparent 40%);
    pointer-events: none;
}

/* ============================================
   Cinematic Enhancements
   ============================================ */

/* Film grain overlay (subtle) */
[data-theme="dark"] .hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1;
}

/* Enhanced service card hover */
[data-theme="dark"] .service-card:hover {
    box-shadow:
        0 0 60px rgba(204, 153, 51, 0.25),
        0 20px 40px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border-color: rgba(204, 153, 51, 0.3);
}

/* Button glow animation */
[data-theme="dark"] .glass-button {
    box-shadow:
        0 4px 15px rgba(0, 0, 0, 0.3),
        0 0 30px rgba(204, 153, 51, 0.1);
}

[data-theme="dark"] .glass-button:hover {
    box-shadow:
        0 6px 20px rgba(0, 0, 0, 0.4),
        0 0 50px rgba(204, 153, 51, 0.3);
}

/* Enhanced navbar in dark mode */
[data-theme="dark"] .navbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
    border-bottom: 1px solid rgba(204, 153, 51, 0.1);
}