/* NoiseForge Gallery */

:root {
    --bg: #0a0a0a;
    --bg-card: #141414;
    --bg-hover: #1a1a1a;
    --text: #e0e0e0;
    --text-dim: #666;
    --text-bright: #fff;
    --accent: #444;
    --border: #222;
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

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

/* Container */

#noise-app {
    width: 100%;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header */

.gallery-header {
    text-align: center;
    margin-bottom: 48px;
}

.gallery-header h1 {
    font-size: 24px;
    text-transform: uppercase;
    letter-spacing: 4px;
    color: var(--text-bright);
    font-weight: 400;
}

.gallery-header .subtitle {
    margin-top: 8px;
    font-size: 12px;
    color: var(--text-dim);
    letter-spacing: 2px;
}

/* Sets Grid (home) */

.sets-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.set-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.set-card:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
}

.thumb-container {
    aspect-ratio: 1;
    overflow: hidden;
    background: #000;
}

.thumb-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.card-info {
    padding: 16px;
}

.card-info h2 {
    font-size: 14px;
    font-weight: 400;
    color: var(--text-bright);
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 12px;
}

.card-meta span {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
}

/* Back link */

.back-link {
    display: inline-block;
    font-size: 12px;
    color: var(--text-dim);
    letter-spacing: 1px;
    margin-bottom: 24px;
    transition: color 0.15s;
}

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

/* Set Info */

.set-info {
    border-bottom: 1px solid var(--border);
    padding-bottom: 24px;
    margin-bottom: 24px;
}

.set-info h1 {
    font-size: 20px;
    font-weight: 400;
    color: var(--text-bright);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.set-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.set-meta span {
    font-size: 11px;
    color: var(--text-dim);
    white-space: nowrap;
}

/* Image Grid */

.image-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 4px;
}

.image-tile {
    aspect-ratio: 1;
    background: #000;
    overflow: hidden;
    cursor: pointer;
    transition: opacity 0.15s;
}

.image-tile:hover { opacity: 0.85; }

.image-tile img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* Lightbox */

.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 32px;
    cursor: pointer;
    padding: 20px;
    transition: color 0.15s;
    font-family: inherit;
}

.lightbox-nav:hover { color: var(--text-bright); }
.lightbox-prev { left: 10px; }
.lightbox-next { right: 10px; }

.lightbox-close {
    position: absolute;
    top: 16px;
    right: 24px;
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 28px;
    cursor: pointer;
    padding: 8px;
    transition: color 0.15s;
    font-family: inherit;
}

.lightbox-close:hover { color: var(--text-bright); }

.lightbox-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 12px;
    color: var(--text-dim);
    letter-spacing: 1px;
}

/* States */

.loading {
    text-align: center;
    padding: 60px 0;
    color: var(--text-dim);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.error {
    text-align: center;
    padding: 60px 0;
    color: #ff4444;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* Responsive */

@media (max-width: 768px) {
    #noise-app { padding: 24px 16px; }
    .sets-grid { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
    .image-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 480px) {
    .sets-grid { grid-template-columns: 1fr; }
    .image-grid { grid-template-columns: repeat(2, 1fr); gap: 2px; }
}