:root {
  --byc-bg: #0b0d12;
  --byc-panel: #141824;
  --byc-border: rgba(255, 255, 255, 0.08);
  --byc-text: #f5f7fb;
  --byc-muted: #a8b0c2;
  --byc-accent: #d4a853;
  --byc-accent-hover: #e8bc66;
}

.byc-page {
  background: radial-gradient(circle at top, #171c28 0%, var(--byc-bg) 55%);
  color: var(--byc-text);
  min-height: 100vh;
  padding-bottom: 6rem;
}

.byc-hero {
  padding: 3rem 1.25rem 2rem;
  text-align: center;
}

.byc-hero__inner {
  max-width: 720px;
  margin: 0 auto;
}

.byc-eyebrow {
  color: var(--byc-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.75rem;
  margin-bottom: 0.75rem;
}

.byc-hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin: 0 0 0.75rem;
}

.byc-lead {
  color: var(--byc-muted);
  font-size: 1.05rem;
  line-height: 1.6;
}

.byc-playlist {
  max-width: 1100px;
  margin: 0 auto 2.5rem;
  padding: 0 1.25rem;
}

.byc-playlist__header h2 {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
}

.byc-playlist__header p {
  margin: 0 0 1rem;
  color: var(--byc-muted);
}

.byc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.85rem;
}

.byc-card {
  display: block;
  cursor: pointer;
}

.byc-card__checkbox {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.byc-card__body {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--byc-panel);
  border: 1px solid var(--byc-border);
  border-radius: 12px;
  padding: 0.75rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.byc-card__checkbox:checked + .byc-card__body {
  border-color: var(--byc-accent);
  box-shadow: 0 0 0 1px rgba(212, 168, 83, 0.35);
}

.byc-card__cover {
  width: 52px;
  height: 52px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}

.byc-card__meta {
  flex: 1;
  min-width: 0;
}

.byc-card__title {
  display: block;
  font-weight: 600;
  line-height: 1.3;
}

.byc-card__duration {
  display: block;
  color: var(--byc-muted);
  font-size: 0.85rem;
  margin-top: 0.15rem;
}

.byc-card__preview {
  border: 0;
  background: rgba(255, 255, 255, 0.08);
  color: var(--byc-text);
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  cursor: pointer;
  flex-shrink: 0;
}

.byc-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 13, 18, 0.96);
  border-top: 1px solid var(--byc-border);
  backdrop-filter: blur(8px);
  z-index: 20;
}

.byc-bar__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.byc-bar__summary {
  margin: 0;
  font-size: 1rem;
}

.byc-bar__checkout,
.byc-btn {
  border: 0;
  border-radius: 999px;
  background: var(--byc-accent);
  color: #111;
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.byc-bar__checkout:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.byc-bar__checkout:not(:disabled):hover,
.byc-btn:hover {
  background: var(--byc-accent-hover);
}

.byc-success,
.byc-locked,
.byc-player-hero {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.25rem 1rem;
}

.byc-success__list {
  padding-left: 1.25rem;
  color: var(--byc-muted);
}

.byc-success__note {
  color: var(--byc-muted);
  font-size: 0.95rem;
}

.byc-player-list {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.25rem 2rem;
  display: grid;
  gap: 0.75rem;
}

.byc-player-row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.85rem;
  align-items: center;
  background: var(--byc-panel);
  border: 1px solid var(--byc-border);
  border-radius: 12px;
  padding: 0.85rem;
}

.byc-player-row__cover {
  width: 56px;
  height: 56px;
  border-radius: 8px;
  object-fit: cover;
}

.byc-player-row__meta h2 {
  margin: 0;
  font-size: 1rem;
}

.byc-player-row__meta p {
  margin: 0.2rem 0 0;
  color: var(--byc-muted);
  font-size: 0.85rem;
}

.byc-player-row__actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.byc-player-row__play,
.byc-player-row__download {
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
  font-size: 0.85rem;
  text-decoration: none;
}

.byc-player-row__play {
  border: 0;
  background: rgba(255, 255, 255, 0.1);
  color: var(--byc-text);
  cursor: pointer;
}

.byc-player-row__download {
  background: var(--byc-accent);
  color: #111;
  font-weight: 600;
}

.byc-player-footer {
  text-align: center;
  padding-bottom: 2rem;
}

.byc-player-footer a {
  color: var(--byc-accent);
}

@media (max-width: 640px) {
  .byc-player-row {
    grid-template-columns: auto 1fr;
  }

  .byc-player-row__actions {
    grid-column: 1 / -1;
  }
}