:root {
    --bg: #0a0a0a;
    --bg-elevated: #121212;
    --surface: #181818;
    --surface-hover: #282828;
    --border: #333;
    --text: #fff;
    --muted: #b3b3b3;
    --accent: #1db954;
    --accent-hover: #1ed760;
    --danger: #e91429;
    --radius: 12px;
    --shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

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

body {
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0.85rem 1.25rem;
}

.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.brand {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--text);
    text-decoration: none;
    white-space: nowrap;
}

.brand span { color: var(--accent); }

.search-form {
    flex: 1;
    display: flex;
    gap: 0.5rem;
    min-width: 280px;
}

.search-form input {
    flex: 1;
    padding: 0.7rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    font-size: 0.95rem;
}

.search-form input:focus {
    outline: 2px solid var(--accent);
    border-color: transparent;
}

.search-form button,
.btn {
    background: var(--accent);
    color: #000;
    border: none;
    border-radius: 999px;
    padding: 0.7rem 1.1rem;
    font-weight: 700;
    cursor: pointer;
    font-size: 0.9rem;
    white-space: nowrap;
}

.search-form button:hover,
.btn:hover { background: var(--accent-hover); }

.btn-secondary {
    background: var(--surface-hover);
    color: var(--text);
}

.btn-secondary:hover { background: #3e3e3e; }

.layout {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem;
}

.breadcrumbs {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
    color: var(--muted);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.breadcrumbs a { color: var(--muted); }
.breadcrumbs a:hover { color: var(--accent); }

.loading,
.error-box,
.empty-box {
    padding: 2rem;
    text-align: center;
    color: var(--muted);
    background: var(--surface);
    border-radius: var(--radius);
}

.error-box { color: #ffb3b3; border: 1px solid var(--danger); }

.hero {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    align-items: end;
}

.hero.compact { grid-template-columns: 140px 1fr; }

.hero-image {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    background: var(--surface);
}

.hero-image.round { border-radius: 50%; }

.hero-meta h1 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.hero-meta .subtitle {
    color: var(--muted);
    margin-bottom: 0.75rem;
}

.badges { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 0.75rem; }

.badge {
    display: inline-block;
    font-size: 0.72rem;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    background: var(--surface-hover);
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge.accent { background: rgba(29, 185, 84, 0.15); color: var(--accent); }

.stats-row {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.stat-item strong {
    display: block;
    font-size: 1.2rem;
}

.stat-item span {
    color: var(--muted);
    font-size: 0.8rem;
}

.tabs {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

.tab {
    background: transparent;
    border: none;
    color: var(--muted);
    padding: 0.55rem 0.9rem;
    border-radius: 999px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.88rem;
}

.tab:hover { color: var(--text); background: var(--surface); }
.tab.active { color: var(--text); background: var(--surface-hover); }

.panel { display: none; }
.panel.active { display: block; }

.card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.1rem;
    margin-bottom: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.card h3 {
    font-size: 1rem;
    margin-bottom: 0.85rem;
}

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.85rem;
}

.entity-card {
    background: var(--bg-elevated);
    border-radius: 10px;
    padding: 0.75rem;
    cursor: pointer;
    transition: background 0.15s, transform 0.15s;
    border: 1px solid transparent;
}

.entity-card:hover {
    background: var(--surface-hover);
    transform: translateY(-2px);
    border-color: rgba(29, 185, 84, 0.25);
}

.entity-card img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 0.6rem;
    background: #333;
}

.entity-card .title {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.entity-card .meta {
    color: var(--muted);
    font-size: 0.78rem;
}

.track-list { display: grid; gap: 0.35rem; }

.track-row {
    display: grid;
    grid-template-columns: 36px 1fr auto;
    gap: 0.85rem;
    align-items: center;
    padding: 0.55rem 0.65rem;
    border-radius: 8px;
    cursor: pointer;
}

.track-row:hover { background: var(--surface-hover); }

.track-row .num { color: var(--muted); text-align: center; font-size: 0.85rem; }

.track-row .name { font-weight: 500; }
.track-row .sub { color: var(--muted); font-size: 0.8rem; }

.track-row .dur { color: var(--muted); font-size: 0.82rem; }

.field-grid {
    display: grid;
    gap: 0.65rem;
}

.field {
    display: grid;
    grid-template-columns: 180px 1fr;
    gap: 0.75rem;
    padding: 0.55rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.9rem;
}

.field:last-child { border-bottom: none; }

.field .label {
    color: var(--muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.field .value { word-break: break-word; }

.field .value pre {
    background: var(--bg);
    padding: 0.75rem;
    border-radius: 8px;
    overflow: auto;
    font-size: 0.78rem;
    max-height: 320px;
}

.link-list { display: flex; gap: 0.5rem; flex-wrap: wrap; }

.chip-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.7rem;
    background: var(--surface-hover);
    border-radius: 999px;
    font-size: 0.82rem;
    color: var(--text);
    text-decoration: none;
}

.chip-link:hover {
    background: #3a3a3a;
    text-decoration: none;
}

.color-swatches {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.swatch {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.json-view {
    background: var(--bg);
    padding: 1rem;
    border-radius: 8px;
    overflow: auto;
    font-size: 0.78rem;
    line-height: 1.45;
    max-height: 70vh;
    white-space: pre-wrap;
    word-break: break-word;
}

.actions-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1rem;
}

@media (max-width: 720px) {
    .hero { grid-template-columns: 1fr; }
    .hero-image { max-width: 220px; }
    .field { grid-template-columns: 1fr; }
}

.entity-card.artist-card {
    cursor: pointer;
    transition: transform 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}

.entity-card.artist-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
}

.entity-card.artist-card.extracting {
    cursor: wait;
    opacity: 0.92;
}

.entity-card.artist-card.ready {
    border-color: rgba(29, 185, 84, 0.45);
}

.entity-card.artist-card.failed {
    border-color: rgba(233, 20, 41, 0.45);
}

.extract-state {
    margin-top: 0.65rem;
}

.extract-msg {
    color: var(--muted);
    font-size: 0.82rem;
    margin-top: 0.35rem;
}

.extract-msg.error {
    color: var(--danger);
}

.extract-sub {
    color: var(--muted);
    font-size: 0.9rem;
    margin-top: 0.35rem;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: #2a2a2a;
    border-radius: 999px;
    overflow: hidden;
    margin-top: 0.5rem;
}

.progress-bar.large {
    height: 10px;
    margin-top: 0.75rem;
}

.progress-bar span {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--accent), #1ed760);
    border-radius: 999px;
    transition: width 0.35s ease;
}

.extract-panel {
    margin-top: 1rem;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.extract-panel.failed {
    border-color: rgba(233, 20, 41, 0.45);
}

.library-running {
    display: grid;
    gap: 0.85rem;
}

.library-run-item {
    padding: 0.85rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-elevated);
}

.loading-hint {
    color: var(--muted);
    font-size: 0.85rem;
    margin-top: 0.75rem;
    max-width: 420px;
    line-height: 1.4;
}

.hero-credits {
    margin-top: 0.35rem;
}

.artist-credits-row {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.85rem;
    vertical-align: baseline;
}

.credit-item {
    display: inline-flex;
    align-items: baseline;
    gap: 0.4rem;
}

.credit-item.compact .credit-value a {
    color: var(--accent);
}

.credit-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--muted);
}

.credit-label.ft-label {
    color: var(--accent);
}

.artist-credits-row.compact .credit-value {
    font-size: inherit;
}

.sub .sub-meta {
    color: var(--muted);
}

.docs-hero h1 {
    margin-bottom: 0.5rem;
    font-size: 1.75rem;
}

.docs-lead {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.docs-lead.muted {
    color: var(--muted);
    font-size: 0.92rem;
}

.docs-base-url {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    background: var(--bg-elevated);
    border-radius: 6px;
    font-size: 0.9rem;
}

.docs-toc {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.docs-endpoints {
    display: grid;
    gap: 1rem;
    margin-top: 1rem;
}

.docs-endpoint-head {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0.65rem;
}

.docs-path {
    font-size: 1rem;
    color: var(--text);
}

.docs-desc {
    color: var(--muted);
    margin-bottom: 0.85rem;
    line-height: 1.45;
}

.docs-subtitle {
    margin: 1rem 0 0.5rem;
    font-size: 0.95rem;
}

.badge.method-get {
    background: rgba(30, 215, 96, 0.15);
    color: #1ed760;
}

.badge.method-post {
    background: rgba(59, 130, 246, 0.18);
    color: #60a5fa;
}

.badge.error {
    background: rgba(233, 20, 41, 0.2);
    color: #ff6b7a;
}

.docs-params {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0.85rem;
    font-size: 0.88rem;
}

.docs-params th,
.docs-params td {
    padding: 0.45rem 0.6rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

.docs-params th {
    color: var(--muted);
    font-weight: 600;
}

.code-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    padding: 0.45rem 0.65rem;
    background: #111;
    border: 1px solid var(--border);
    border-bottom: none;
    border-radius: var(--radius) var(--radius) 0 0;
}

.code-lang {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
}

.btn-copy {
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--text);
    border-radius: 6px;
    padding: 0.25rem 0.65rem;
    font-size: 0.78rem;
    cursor: pointer;
}

.btn-copy:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-copy.copied {
    border-color: var(--accent);
    color: var(--accent);
}

.code-block {
    margin: 0;
    padding: 0.85rem 1rem;
    background: #0d0d0d;
    border: 1px solid var(--border);
    border-radius: 0 0 var(--radius) var(--radius);
    overflow-x: auto;
    font-size: 0.82rem;
    line-height: 1.45;
    white-space: pre-wrap;
    word-break: break-all;
}

.docs-responses {
    display: grid;
    gap: 0.75rem;
}

.docs-response-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
}

.json-view.compact {
    max-height: 280px;
    font-size: 0.78rem;
}

.docs-flow {
    margin: 0;
    padding-left: 1.25rem;
    line-height: 1.7;
}

.docs-flow code {
    font-size: 0.85em;
}

.docs-envelope {
    margin-top: 1rem;
}