/* ORPHANS — Dark gallery aesthetic */

:root {
    --bg: #0a0a08;
    --bg-elevated: #12110e;
    --bg-card: #16140f;
    --accent: #8FBC8F;
    --accent-dim: #6a9a6a;
    --violet: #9B8BB4;
    --maroon: #8B6F5E;
    --beige: #F5F5DC;
    --text: #d4cfc6;
    --text-dim: #7a756c;
    --text-bright: #ebe7e0;
    --border: #2a2520;
    --glow: rgba(143, 188, 143, 0.15);
}

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

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', -apple-system, sans-serif;
    font-weight: 300;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .nav-logo, .footer-logo {
    font-family: 'Space Mono', monospace;
    font-weight: 700;
    color: var(--text-bright);
    letter-spacing: 0.04em;
}

/* ── NAV ─────────────────────────────── */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(10, 10, 8, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}
.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-logo {
    font-size: 1.1rem;
    text-decoration: none;
    color: var(--accent);
    letter-spacing: 0.15em;
}
.nav-links { display: flex; gap: 2rem; }
.nav-links a {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.3s;
}
.nav-links a:hover { color: var(--accent); }
.music-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 1rem;
    padding: 0.3rem 0.6rem;
    cursor: pointer;
    transition: all 0.3s;
    font-family: inherit;
}
.music-btn:hover { border-color: var(--accent); color: var(--accent); }
.music-btn.music-playing {
    color: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--glow);
    animation: pulse 1s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* ── HERO GRID ────────────────────────── */
.hero-grid-section {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}
.hero-grid {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
}
.grid-cell {
    position: absolute;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: left 0.5s cubic-bezier(0.25, 0.1, 0.25, 1),
                top 0.5s cubic-bezier(0.25, 0.1, 0.25, 1),
                opacity 0.3s ease;
    padding: 3px;
}
.grid-cell-empty {
    background: transparent;
    border-color: transparent;
}
.grid-cell img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: pixelated;
    display: block;
    filter: brightness(0.7) saturate(0.85);
    transition: filter 0.4s;
}
.grid-cell:hover img {
    filter: brightness(1) saturate(1);
}
.grid-cell-fade {
    opacity: 0.2;
}
.hero-overlay {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    z-index: 10;
    background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(10,10,8,0.92) 0%, rgba(10,10,8,0.7) 50%, rgba(10,10,8,0.4) 100%);
    padding: 2rem;
}
.hero-overlay h1 {
    font-size: 4.5rem;
    letter-spacing: 0.25em;
    color: var(--accent);
    text-shadow: 0 0 60px rgba(143, 188, 143, 0.3), 0 0 120px rgba(143, 188, 143, 0.1);
    margin-bottom: 0.5rem;
}
.hero-sub {
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    color: var(--text-dim);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 2rem;
}
.hero-detail {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 2.5rem;
    color: var(--text);
    max-width: 520px;
}
.hero-actions { display: flex; gap: 1rem; }

@media (max-width: 768px) {
    .hero-grid { grid-template-columns: repeat(4, 1fr); }
    .hero-overlay h1 { font-size: 2.5rem; letter-spacing: 0.15em; }
}

/* ── BUTTONS ─────────────────────────── */
.btn {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0.85rem 2rem;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
}
.btn-primary {
    background: var(--accent);
    color: var(--bg);
    border: 1px solid var(--accent);
}
.btn-primary:hover {
    background: transparent;
    color: var(--accent);
    box-shadow: 0 0 20px var(--glow);
}
.btn-ghost {
    background: transparent;
    color: var(--text-dim);
    border: 1px solid var(--border);
}
.btn-ghost:hover {
    border-color: var(--accent-dim);
    color: var(--text);
}

/* ── SECTIONS ────────────────────────── */
.section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}
.section-dark {
    max-width: none;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.section-dark > * {
    max-width: 1200px;
    margin: 0 auto;
}
.section-header {
    margin-bottom: 3rem;
}
.section-header h2 {
    font-size: 2rem;
    letter-spacing: 0.08em;
}
.label {
    font-family: 'Space Mono', monospace;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent);
    display: block;
    margin-bottom: 0.75rem;
}

/* ── GALLERY ─────────────────────────── */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.gallery-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: all 0.4s;
    position: relative;
}
.gallery-card:hover {
    border-color: var(--accent-dim);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.4), 0 0 30px var(--glow);
}
.gallery-card.featured {
    grid-column: span 2;
    grid-row: span 2;
}
.gallery-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    image-rendering: pixelated;
    display: block;
}
.gallery-card.featured img {
    aspect-ratio: 1;
}
.gallery-meta {
    padding: 0.75rem 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border);
}
.gallery-id {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.05em;
}
.gallery-trait {
    font-size: 0.7rem;
    color: var(--text-dim);
}

/* ── ABOUT SPLIT ─────────────────────── */
.split {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: start;
    padding: 0 2rem;
}
.split-text h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}
.split-text p {
    margin-bottom: 1.2rem;
    font-size: 0.95rem;
    line-height: 1.8;
}
.split-text strong {
    color: var(--accent);
    font-weight: 500;
}
.split-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    padding-top: 3rem;
}
.stat {
    text-align: center;
    padding: 1.5rem;
    border: 1px solid var(--border);
    background: var(--bg-card);
}
.stat-value {
    font-family: 'Space Mono', monospace;
    font-size: 1.4rem;
    color: var(--accent);
    display: block;
    margin-bottom: 0.4rem;
}
.stat-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-dim);
}

/* ── TIERS ───────────────────────────── */
.tiers-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.tier-card {
    border: 1px solid var(--border);
    background: var(--bg-card);
    overflow: hidden;
    transition: all 0.4s;
}
.tier-card:hover {
    border-color: var(--accent-dim);
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}
.tier-glow {
    border-color: var(--violet);
    box-shadow: 0 0 30px rgba(155, 139, 180, 0.15);
}
.tier-img-wrap {
    padding: 2rem;
    display: flex;
    justify-content: center;
    background: var(--bg);
}
.tier-img-wrap img {
    width: 200px;
    height: 200px;
    object-fit: contain;
    image-rendering: pixelated;
}
.tier-info {
    padding: 1.5rem;
    border-top: 1px solid var(--border);
}
.tier-info h3 {
    font-size: 0.9rem;
    letter-spacing: 0.06em;
    margin-bottom: 0.75rem;
    color: var(--beige);
}
.tier-info p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.6;
}

/* ── PROTOCOL ────────────────────────── */
.protocol-flow {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 4rem;
    padding: 0 2rem;
}
.flow-step {
    flex: 1;
    padding: 2rem;
    border: 1px solid var(--border);
    background: var(--bg-card);
}
.flow-num {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}
.flow-step h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}
.flow-step p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.7;
}
.flow-arrow {
    font-size: 1.5rem;
    color: var(--accent-dim);
    padding-top: 3rem;
    flex-shrink: 0;
}
.protocol-contracts {
    display: flex;
    flex-direction: column;
    gap: 0;
    padding: 0 2rem;
}
.contract-row {
    display: flex;
    gap: 2rem;
    padding: 1.2rem 0;
    border-bottom: 1px solid var(--border);
    align-items: baseline;
}
.contract-row:last-child { border-bottom: none; }
.contract-name {
    font-family: 'Space Mono', monospace;
    font-size: 0.8rem;
    color: var(--accent);
    min-width: 180px;
    letter-spacing: 0.03em;
}
.contract-desc {
    font-size: 0.82rem;
    color: var(--text-dim);
}

/* ── FOOTER ──────────────────────────── */
.footer {
    border-top: 1px solid var(--border);
    padding: 2rem;
}
.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer-logo {
    font-size: 0.8rem;
    color: var(--text-dim);
    letter-spacing: 0.15em;
}
.footer-links { display: flex; gap: 2rem; }
.footer-links a {
    font-family: 'Space Mono', monospace;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.3s;
}
.footer-links a:hover { color: var(--accent); }

/* ── RESPONSIVE ──────────────────────── */
@media (max-width: 768px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 8rem;
        gap: 2rem;
    }
    .hero-img { width: 240px; height: 240px; }
    .hero h1 { font-size: 2.2rem; }
    .hero-actions { justify-content: center; }
    .gallery-grid { grid-template-columns: 1fr 1fr; }
    .gallery-card.featured { grid-column: span 2; }
    .split { grid-template-columns: 1fr; }
    .tiers-row { grid-template-columns: 1fr; }
    .protocol-flow { flex-direction: column; }
    .flow-arrow { transform: rotate(90deg); text-align: center; width: 100%; }
    .nav-links { gap: 1rem; }
    .nav-links a { font-size: 0.6rem; }
    .contract-row { flex-direction: column; gap: 0.3rem; }
    .contract-name { min-width: auto; }
}

/* ── ENTER OVERLAY ───────────────────── */
.enter-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    z-index: 10000;
    background: var(--bg);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.8s ease;
}
.enter-overlay.enter-fade {
    opacity: 0;
    pointer-events: none;
}
.enter-content {
    text-align: center;
}
.enter-content h1 {
    font-size: 4rem;
    letter-spacing: 0.3em;
    color: var(--accent);
    text-shadow: 0 0 60px rgba(143, 188, 143, 0.25);
    margin-bottom: 1rem;
}
.enter-content p {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-dim);
    margin-bottom: 3rem;
}
.enter-content button {
    font-family: 'Space Mono', monospace;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    padding: 1rem 3rem;
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    cursor: pointer;
    transition: all 0.4s;
}
.enter-content button:hover {
    background: var(--accent);
    color: var(--bg);
    box-shadow: 0 0 30px var(--glow), 0 0 60px rgba(143, 188, 143, 0.1);
}

/* ── AMBIENT GRAIN ───────────────────── */
body::after {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='256' height='256' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
}