:root {
    /* Color Palette */
    --bg-primary: #0a0a0c;
    --bg-secondary: #141417;
    --text-primary: #f0f0f2;
    --text-secondary: #a0a0a5;
    --accent: #d4af37;
    --accent-hover: #f1c40f;
    --overlay-light: rgba(10, 10, 12, 0.85);
    --overlay-dark: rgba(0, 0, 0, 0.95);
    
    /* Typography */
    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Syne', sans-serif;
    
    /* Spacing & Utilities */
    --border-radius: 12px;
    --transition-snappy: 0.4s cubic-bezier(0.25, 1, 0.5, 1);
    --shadow-subtle: 0 4px 20px rgba(0,0,0,0.3);
    --shadow-hover: 0 10px 30px rgba(212, 175, 55, 0.15);
}

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

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

/* Header */
.main-header {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: radial-gradient(circle at center, #1a1a24 0%, #0a0a0c 100%);
    position: relative;
    padding: 4rem 2rem 2rem;
    overflow: hidden;
}

.main-header::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: 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="0.65" numOctaves="3" 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;
}

.header-content {
    position: relative;
    z-index: 10;
}

.header-content h1 {
    font-family: var(--font-serif);
    font-size: clamp(3.5rem, 10vw, 8rem);
    font-weight: 700;
    letter-spacing: -0.04em;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #a0a0a5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeUp 1s ease-out;
}

.subtitle {
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: 1.2rem;
    color: var(--accent);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    margin-bottom: 3rem;
    animation: fadeUp 1.2s ease-out;
}

nav {
    display: inline-flex;
    gap: 2.5rem;
    justify-content: center;
    animation: fadeUp 1.4s ease-out;
    background: rgba(255, 255, 255, 0.03);
    padding: 1rem 3rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

nav a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
    padding-bottom: 4px;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: var(--transition-snappy);
}

nav a:hover::after {
    width: 100%;
}

/* Back Link */
.back-link {
    position: absolute;
    top: 2rem;
    left: 2rem;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition-snappy);
    z-index: 20;
}

.back-link:hover {
    color: var(--text-primary);
}

/* Gallery Section */
.gallery-section {
    padding: 4rem 2rem;
    max-width: 1600px;
    margin: 0 auto;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.gallery-grid.loaded {
    opacity: 1;
    transform: translateY(0);
}

.art-card {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    background: var(--bg-secondary);
    box-shadow: var(--shadow-subtle);
    cursor: pointer;
    transition: var(--transition-snappy);
    aspect-ratio: 4/5;
    border: 1px solid rgba(255,255,255,0.03);
}

.art-card:hover, .art-card.is-active {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.art-image-wrapper {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.art-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.art-card:hover .art-image, .art-card.is-active .art-image {
    transform: scale(1.05);
}

.art-info-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem 1.5rem 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 100%);
    color: white;
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-snappy);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.art-card:hover .art-info-overlay, .art-card.is-active .art-info-overlay {
    transform: translateY(0);
    opacity: 1;
}

.art-title {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.art-details {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Loading Spinner */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(255,255,255,0.1);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 4rem auto;
}

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

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Lightbox / Details Page */
.lightbox {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--overlay-dark);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.4s ease, visibility 0.4s;
    perspective: 2000px;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.lightbox-content {
    position: relative;
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    padding: 3.5rem 2rem 2.5rem;
    box-shadow: 0 30px 60px rgba(0,0,0,0.6);
    border: 1px solid rgba(255,255,255,0.05);
    opacity: 0;
    transform: rotateY(180deg) scale(0.6);
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
}

.lightbox-scroll-area {
    overflow-y: auto;
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE and Edge */
    min-height: 0;
}

.lightbox-scroll-area::-webkit-scrollbar {
    display: none; /* Chrome, Safari and Opera */
}

.lightbox.active .lightbox-content {
    opacity: 1;
    transform: rotateY(0deg) scale(1);
}

.close-lightbox {
    position: absolute;
    top: 1rem; right: 1.5rem;
    color: var(--text-secondary);
    font-size: 2.5rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s ease, transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

#lightbox-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.lightbox-img {
    width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 8px;
    margin-bottom: 1.5rem;
}

#lightbox-details {
    font-size: 1.25rem;
    color: var(--accent);
    font-weight: 600;
    text-align: center;
    margin-bottom: 2rem;
}

#lightbox-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-primary);
    max-width: 650px;
    margin: 0 auto;
}

/* CMS specific styles */
.cms-container {
    max-width: 1000px;
    margin: 4rem auto;
    padding: 2rem;
    background: var(--bg-secondary);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-subtle);
}

.btn {
    background: var(--accent);
    color: var(--bg-primary);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    font-family: var(--font-sans);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-snappy);
}

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

.btn.btn-danger {
    background: hsl(0, 70%, 55%);
}

.btn.btn-danger:hover {
    background: hsl(0, 80%, 45%);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(0,0,0,0.2);
    color: var(--text-primary);
    border-radius: 8px;
    font-family: var(--font-sans);
    transition: var(--transition-snappy);
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255, 136, 0, 0.1);
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.hidden {
    display: none !important;
}

/* About & Footer */
.about-section {
    padding: 6rem 2rem;
    background: var(--bg-secondary);
    text-align: center;
}

.about-content {
    max-width: 600px;
    margin: 0 auto;
}

.about-content h2 {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

/* Contact Section */
.contact-section {
    padding: 6rem 2rem 3rem;
    text-align: center;
}

.contact-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-content h2 {
    font-family: var(--font-serif);
    font-weight: 600;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.contact-content p {
    margin-bottom: 2.5rem;
    color: var(--text-secondary);
}

.contact-btn {
    display: inline-block;
    padding: 1rem 3rem;
    background: transparent;
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    border: 1px solid var(--accent);
    border-radius: 50px;
    transition: var(--transition-snappy);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.contact-btn:hover {
    background: var(--accent);
    color: var(--bg-primary);
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}