:root {
    --bg-color: #0d0c0a; /* Deep underground dark */
    --text-color: #e5dfd3; /* Soft stone white */
    --accent-color: #c98e46; /* Torch light / warm brown */
    --surface-color: #1a1815; /* Slightly lighter stone */
    --border-color: #332f28;
    
    --font-heading: 'Cinzel', serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, .logo {
    font-family: var(--font-heading);
    font-weight: 600;
}

a {
    text-decoration: none;
    color: inherit;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    transition: background-color 0.3s ease;
}

.navbar.scrolled {
    background-color: rgba(13, 12, 10, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--accent-color);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s ease;
    font-weight: 600;
}

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

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

/* Sections */
section {
    padding: 8rem 0;
}

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

.section-header h2 {
    font-size: 3rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.section-header.center {
    text-align: center;
}

.separator {
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.section-header.center .separator {
    margin: 0 auto;
}

.section-desc {
    font-size: 1.1rem;
    opacity: 0.8;
    max-width: 600px;
    margin: 1rem auto 0;
}

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

.hero-bg {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    background-image: url('assets/phototune.ai_1778230368.jpg'), linear-gradient(#1a1815, #0d0c0a);
    background-size: cover;
    background-position: center;
    background-blend-mode: multiply;
    z-index: -1;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(13, 12, 10, 0.3) 0%, rgba(13, 12, 10, 0.9) 100%);
}

.hero-content {
    text-align: center;
    z-index: 1;
    padding: 0 20px;
}

.hero-title {
    font-size: 5rem;
    margin-bottom: 1rem;
    text-shadow: 2px 4px 10px rgba(0, 0, 0, 0.8);
}

.hero-subtitle {
    font-size: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
    font-weight: 300;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    opacity: 0.7;
}

.scroll-indicator span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.arrow {
    width: 2px;
    height: 40px;
    background-color: var(--text-color);
    position: relative;
    animation: bounce 2s infinite;
}

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

/* History Section */
.history-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.history-text p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    opacity: 0.85;
}

.history-image-wrapper {
    position: relative;
    height: 500px;
    border-radius: 8px;
    overflow: hidden;
}

.history-image {
    position: absolute;
    top: -10%;
    left: 0;
    width: 100%;
    height: 120%;
    background-image: url('assets/phototune.ai_1778230406.jpg'), linear-gradient(#332f28, #1a1815);
    background-size: cover;
    background-position: center;
    background-blend-mode: multiply;
}

/* Horizontal Tour Section */
.tour-horizontal-section {
    padding: 0 !important;
    position: relative;
    background-color: #000;
    overflow-x: hidden;
}

.tour-horizontal-wrapper {
    display: flex;
    width: 300vw;
    height: 100vh;
}

.horizontal-item {
    width: 100vw;
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.horizontal-item::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.8) 100%);
}

.horizontal-text {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-color);
    padding: 0 20px;
}

.horizontal-text h2 {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    text-shadow: 0 4px 10px rgba(0,0,0,0.9);
}

.horizontal-text p {
    font-size: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.9;
}

/* Video Tour Section */
.video-tour-section {
    padding: 0 !important; /* Override global section padding */
    background-color: #000;
    position: relative;
}

.video-container {
    height: 100vh;
    width: 100%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000;
}

#tour-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.8) 100%);
    z-index: 1;
    pointer-events: none;
}

/* Loading Overlay */
.video-loading-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: #000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: opacity 0.8s ease;
}

.video-loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.video-loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(201, 142, 70, 0.2);
    border-top-color: var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1rem;
}

.video-loading-text {
    color: var(--accent-color);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    opacity: 0.8;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.video-text-container {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.video-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    color: var(--text-color);
    text-shadow: 0 4px 20px rgba(0,0,0,0.9);
    opacity: 0;
    width: 100%;
    text-align: center;
    font-family: var(--font-heading);
}

/* Levels Section */
.levels-interactive {
    margin-top: 3rem;
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 3rem;
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.level-controls {
    display: flex;
    flex-direction: column;
    padding: 2rem 0;
    border-right: 1px solid var(--border-color);
}

.level-btn {
    background: transparent;
    border: none;
    color: var(--text-color);
    padding: 1.5rem 2rem;
    text-align: left;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0.6;
    border-left: 3px solid transparent;
}

.level-btn:hover {
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.03);
}

.level-btn.active {
    opacity: 1;
    color: var(--accent-color);
    border-left: 3px solid var(--accent-color);
    background-color: rgba(201, 142, 70, 0.05);
}

.level-content-area {
    position: relative;
    min-height: 500px;
}

.level-panel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s;
}

.level-panel.active {
    opacity: 1;
    visibility: visible;
    position: relative;
}

/* Base background image class */
.bg-image {
    background-size: cover;
    background-position: center; 
    background-repeat: no-repeat;
}

.panel-image {
    height: 400px;
    background-color: var(--border-color);
}

.panel-text {
    padding: 2.5rem;
}

.panel-text h3 {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.panel-text p {
    font-size: 1.1rem;
    opacity: 0.8;
}

/* Visit Section */
.visit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.visit-info h2 {
    font-size: 2.5rem;
    margin-bottom: 2.5rem;
    color: var(--accent-color);
}

/* Gallery Section */
.gallery-section {
    background-color: var(--bg-color);
    padding: 6rem 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 3rem;
}

.gallery-item {
    height: 300px;
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.gallery-item .bg-image {
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
}

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

.info-item {
    margin-bottom: 2rem;
    background-color: var(--surface-color);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
}

.info-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-color);
}

.info-item p {
    opacity: 0.8;
    margin-bottom: 0.3rem;
}

.map-buttons {
    display: flex;
    gap: 10px;
    margin-top: 1rem;
}

.map-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 12px;
    background-color: rgba(255,255,255,0.05);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 0.85rem;
    transition: all 0.3s ease;
}

.map-btn:hover {
    background-color: rgba(201, 142, 70, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.visit-image-wrapper {
    height: 600px;
    border-radius: 8px;
    overflow: hidden;
}

.visit-image {
    width: 100%;
    height: 100%;
}

/* Footer */
footer {
    background-color: var(--surface-color);
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-logo {
    color: var(--accent-color);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
}

.footer-credits {
    text-align: right;
    font-size: 0.9rem;
    opacity: 0.8;
}

.credits-text {
    margin-top: 5px;
    font-size: 0.8rem;
    opacity: 0.6;
}

.credits-text a {
    color: var(--accent-color);
    text-decoration: underline;
    transition: opacity 0.3s;
}

.credits-text a:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 992px) {
    .history-content, .visit-grid {
        grid-template-columns: 1fr;
    }
    
    .history-image-wrapper {
        height: 400px;
    }
    
    .levels-interactive {
        grid-template-columns: 1fr;
    }
    
    .level-controls {
        flex-direction: row;
        overflow-x: auto;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 0;
    }
    
    .level-btn {
        padding: 1rem;
        white-space: nowrap;
        border-left: none;
        border-bottom: 3px solid transparent;
    }
    
    .level-btn.active {
        border-left: none;
        border-bottom: 3px solid var(--accent-color);
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .nav-links {
        display: none;
    }
    
    section {
        padding: 5rem 0;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}