/* ========================================
   CSS Variables - Design System
   ======================================== */
:root {
    /* Colors */
    --bg-main: #0a0a0f;
    --bg-elevated: #141420;
    --bg-card: #1a1a2e;
    --accent-primary: #6366f1;
    --accent-secondary: #0ea5e9;
    --accent-glow: #8b5cf6;
    --text-main: #f9fafb;
    --text-muted: #9ca3af;
    --border-subtle: rgba(99, 102, 241, 0.2);

    /* Typography */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Shadows */
    --shadow-soft: 0 4px 24px rgba(99, 102, 241, 0.15);
    --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.3);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.4);

    /* Transitions */
    --transition-base: 0.2s ease;
    --transition-slow: 0.4s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background: var(--bg-main);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
}

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

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

a:hover {
    color: var(--accent-secondary);
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: var(--spacing-md);
}

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

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section {
    padding: var(--spacing-3xl) 0;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-subtle);
    transition: background var(--transition-base);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md) var(--spacing-lg);
}

.nav-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    color: var(--text-muted);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width var(--transition-base);
}

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

.nav-link:hover::after {
    width: 80%;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text-main);
    position: relative;
    transition: background var(--transition-base);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 2px;
    background: var(--text-main);
    transition: transform var(--transition-base);
}

.hamburger::before {
    top: -8px;
}

.hamburger::after {
    bottom: -8px;
}

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: rotate(45deg) translateY(8px);
}

.nav-toggle.active .hamburger::after {
    transform: rotate(-45deg) translateY(-8px);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(20, 20, 32, 0.98);
        backdrop-filter: blur(10px);
        padding: var(--spacing-lg);
        gap: var(--spacing-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform var(--transition-slow), opacity var(--transition-slow), visibility var(--transition-slow);
        border-bottom: 1px solid var(--border-subtle);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--spacing-3xl) var(--spacing-lg);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg,
        rgba(10, 10, 15, 0.7) 0%,
        rgba(10, 10, 15, 0.9) 100%),
        url('images/IMG_9986.jpg') center/cover no-repeat;
    z-index: -1;
    animation: subtleZoom 20s ease-in-out infinite alternate;
}

@keyframes subtleZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.05); }
}

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

.hero-title {
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary), var(--accent-glow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
    color: var(--accent-secondary);
    margin-bottom: var(--spacing-md);
    font-weight: 500;
}

.hero-text {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.btn-primary {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--text-main);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    box-shadow: var(--shadow-soft);
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    display: block;
    width: 24px;
    height: 24px;
    border-left: 2px solid var(--accent-primary);
    border-bottom: 2px solid var(--accent-primary);
    transform: rotate(-45deg);
}

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

/* ========================================
   Section Titles
   ======================================== */
.section-title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--text-main), var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: var(--spacing-2xl);
    font-size: 1.125rem;
}

/* ========================================
   Featured Objects Section
   ======================================== */
.featured-section {
    background: var(--bg-main);
}

.featured-object {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.featured-object-reverse {
    /* No difference needed for vertical layout */
}

.featured-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
    width: 100%;
}

.featured-image-wrapper:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-glow);
}

.featured-image {
    width: 100%;
    height: auto;
    display: block;
}

.featured-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.featured-title {
    color: var(--accent-secondary);
    margin-bottom: var(--spacing-sm);
}

.featured-description {
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.7;
}

.featured-story {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.8;
}

.metadata-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.metadata-card:hover {
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-soft);
}

.metadata-title {
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.metadata-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.metadata-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.metadata-label {
    font-size: 0.875rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metadata-value {
    color: var(--text-main);
    font-size: 0.95rem;
}

@media (max-width: 968px) {
    .featured-object {
        max-width: 100%;
    }
}

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

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.gallery-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
    transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.gallery-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: var(--shadow-glow);
}

.gallery-image-wrapper {
    position: relative;
    overflow: hidden;
    aspect-ratio: 3 / 4;
}

.gallery-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-card:hover .gallery-image {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(99, 102, 241, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.gallery-card:hover .gallery-overlay {
    opacity: 1;
}

.gallery-view {
    color: var(--text-main);
    font-weight: 600;
    font-size: 1.125rem;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 2px solid var(--text-main);
    border-radius: var(--radius-md);
}

.gallery-info {
    padding: var(--spacing-md);
}

.gallery-title {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.gallery-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(99, 102, 241, 0.2);
    color: var(--accent-secondary);
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
}

/* ========================================
   Behind the Scenes Section
   ======================================== */
.behind-scenes-section {
    background: var(--bg-main);
}

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

.scene-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.scene-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.scene-caption {
    padding: var(--spacing-md);
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========================================
   Gear Section
   ======================================== */
.gear-section {
    background: var(--bg-elevated);
}

.gear-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.gear-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.gear-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
}

.gear-category {
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.gear-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.gear-list li {
    color: var(--text-muted);
    padding-left: var(--spacing-md);
    position: relative;
}

.gear-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
}

.workflow-section {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
}

.workflow-title {
    color: var(--accent-secondary);
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.workflow-text {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
}

/* ========================================
   About Section
   ======================================== */
.about-section {
    background: var(--bg-main);
}

.about-content {
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.9;
}

.about-content p {
    margin-bottom: var(--spacing-lg);
}

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

.contact-text {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
}

.contact-link {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--bg-card);
    border: 2px solid var(--accent-primary);
    color: var(--accent-primary);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: background var(--transition-base), color var(--transition-base), box-shadow var(--transition-base);
}

.contact-link:hover {
    background: var(--accent-primary);
    color: var(--text-main);
    box-shadow: var(--shadow-glow);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-main);
    border-top: 1px solid var(--border-subtle);
    padding: var(--spacing-xl) var(--spacing-lg);
}

.footer-content {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ========================================
   Lightbox Modal
   ======================================== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-slow), visibility var(--transition-slow);
    padding: var(--spacing-lg);
}

.modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: rgba(99, 102, 241, 0.3);
    border: none;
    color: var(--text-main);
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: background var(--transition-base), transform var(--transition-base);
    z-index: 2001;
}

.modal-close:hover {
    background: var(--accent-primary);
    transform: rotate(90deg);
}

.modal-content {
    max-width: 1200px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transform: scale(0.9);
    transition: transform var(--transition-slow);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-image-wrapper {
    margin-bottom: var(--spacing-lg);
}

.modal-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
}

.modal-title {
    color: var(--accent-secondary);
    margin-bottom: var(--spacing-md);
}

.modal-description {
    color: var(--text-muted);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.modal-metadata {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    background: var(--bg-elevated);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-subtle);
}

/* ========================================
   Scroll Reveal Animations
   ======================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Reduced Motion Support
   ======================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    .hero-background {
        animation: none;
    }

    .scroll-indicator {
        animation: none;
    }
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 768px) {
    .section {
        padding: var(--spacing-2xl) 0;
    }

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

    .scenes-container {
        grid-template-columns: 1fr;
    }

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

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