:root {
  --bg: #f7f7f9;
  --fg: #1a1a1e;
  --card-bg: #ffffff;
  --card-border: #e2e2e7;
  --accent: #6d5bd0;
  --muted: #6b6b76;
  --shadow: rgba(20, 20, 30, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121214;
    --fg: #ececf1;
    --card-bg: #1c1c20;
    --card-border: #2c2c33;
    --accent: #9d8cff;
    --muted: #9a9aa5;
    --shadow: rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.4;
}

.site-header {
  padding: 2.5rem 1.5rem 1rem;
  text-align: center;
}

.site-header h1 {
  margin: 0 0 0.25rem;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
}

.subtitle {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.mix-filters {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.mix-filter-btn {
  appearance: none;
  border: 1px solid var(--card-border);
  background: var(--card-bg);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  cursor: pointer;
}

.mix-filter-btn:hover { color: var(--fg); }

.mix-filter-btn.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.mix-list {
  max-width: 720px;
  margin: 0 auto;
  padding: 1rem 1rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.loading, .empty, .error {
  text-align: center;
  color: var(--muted);
  padding: 2rem 1rem;
}

.mix-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 1.25rem;
  box-shadow: 0 2px 8px var(--shadow);
}

.mix-card__header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.mix-card__title-wrap {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.mix-card__title {
  margin: 0;
  font-size: 1.15rem;
}

.mix-card__badge {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  color: white;
}

.mix-card__badge--recording { background: var(--accent); }
.mix-card__badge--live { background: #d0645a; }
.mix-card__badge--event { background: #4a9d7f; }

.mix-card__meta {
  font-size: 0.85rem;
  color: var(--muted);
  white-space: nowrap;
}

.mix-card__byline {
  margin: 0 0 0.5rem;
  color: var(--muted);
  font-size: 0.85rem;
  font-style: italic;
}

.mix-card__notes {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.mix-card__waveform {
  width: 100%;
  min-height: 64px;
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
}

.mix-card__audio-fallback {
  width: 100%;
}

.mix-card__play-btn {
  appearance: none;
  border: none;
  background: var(--accent);
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  cursor: pointer;
  margin-top: 0.75rem;
  margin-right: 0.5rem;
}

.mix-card__play-btn:hover { opacity: 0.9; }

.mix-card__download {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  margin-top: 0.75rem;
}

.mix-card__download:hover {
  color: var(--fg);
  border-color: var(--muted);
}

@media (max-width: 480px) {
  .site-header { padding: 1.75rem 1rem 0.75rem; }
  .mix-card { padding: 1rem; }
}