.platform-hero {
  min-height: 62vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  background:
    radial-gradient(900px 520px at 20% 20%, rgba(212,175,55,0.12), transparent 60%),
    radial-gradient(700px 480px at 80% 70%, rgba(122,27,27,0.10), transparent 65%);
}
.platform-hero h1 { margin-bottom: 16px; }
.platform-hero .hero-sub { max-width: 700px; }
.category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-top: 40px;
}
@media (max-width: 1100px) { .category-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 700px) { .category-grid { grid-template-columns: repeat(2, 1fr); } }
.category-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 28px 20px;
  background: var(--onyx-2);
  border: 1px solid var(--line);
  border-radius: 8px;
  text-align: center;
  transition: transform .2s ease, border-color .2s ease;
  color: var(--ivory);
}
.category-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  color: var(--ivory);
}
.category-card span {
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--gold);
}
.category-card strong {
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--gold-bright);
  font-weight: 500;
}
.manifesto-band {
  background: var(--onyx-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 64px 0;
  text-align: center;
}
.manifesto-band blockquote {
  font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2.2rem);
  max-width: 900px;
  margin: 0 auto 16px;
}
.rh-pulse-player {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
  background: var(--onyx-2);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  margin-bottom: 40px;
}
.rh-pulse-ring {
  position: relative;
  width: 88px;
  height: 88px;
  flex-shrink: 0;
}
.rh-pulse-ring::before,
.rh-pulse-ring::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--gold);
  opacity: 0.35;
}
.rh-pulse-ring.is-playing::before {
  animation: rh-pulse 1.4s ease-out infinite;
}
.rh-pulse-ring.is-playing::after {
  animation: rh-pulse 1.4s ease-out infinite 0.45s;
}
@keyframes rh-pulse {
  0% { transform: scale(0.85); opacity: 0.7; }
  100% { transform: scale(1.45); opacity: 0; }
}
.rh-pulse-btn {
  position: absolute;
  inset: 14px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--onyx);
  border: none;
  font-size: 22px;
  cursor: pointer;
  z-index: 2;
  transition: background .2s ease, transform .2s ease;
}
.rh-pulse-btn:hover { background: var(--gold-bright); transform: scale(1.05); }
.rh-pulse-btn.playing { background: var(--crimson-lit); color: var(--gold-bright); }
.rh-pulse-meta h3 {
  font-family: var(--serif);
  font-size: 1.5rem;
  color: var(--ivory);
  margin-bottom: 4px;
}
.rh-pulse-meta p { font-size: 14px; color: var(--muted); margin: 0; }
.music-catalog {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}
.music-catalog li {
  display: grid;
  grid-template-columns: 48px 1fr auto auto;
  gap: 16px;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line);
  background: var(--onyx-2);
  transition: background .2s ease;
}
.music-catalog li:last-child { border-bottom: 0; }
.music-catalog li:hover { background: rgba(212,175,55,0.04); }
.music-catalog li.is-active { background: rgba(212,175,55,0.08); border-left: 3px solid var(--gold); }
.track-num {
  font-family: var(--serif);
  font-size: 1.4rem;
  color: var(--gold);
  text-align: center;
}
.track-info h4 {
  font-family: var(--serif);
  font-size: 1.15rem;
  color: var(--ivory);
  margin-bottom: 4px;
}
.track-info h4 a { color: inherit; }
.track-info h4 a:hover { color: var(--gold-bright); }
.track-info small { color: var(--muted); font-size: 13px; }
.track-preview {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  background: transparent;
  color: var(--gold);
  cursor: pointer;
  font-size: 14px;
}
.track-preview:hover { background: var(--gold); color: var(--onyx); }
.track-preview.playing { background: var(--crimson-lit); color: var(--gold-bright); border-color: var(--crimson-lit); }
.track-unlock {
  padding: 10px 16px;
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  white-space: nowrap;
}
.split-note-box {
  margin-top: 32px;
  padding: 20px 24px;
  background: rgba(212,175,55,0.06);
  border: 1px solid rgba(212,175,55,0.22);
  border-radius: 6px;
  text-align: center;
  color: var(--ivory-dim);
  font-size: 15px;
}
.split-note-box strong { color: var(--gold-bright); }
.featured-tracks { margin-top: 40px; }
@media (max-width: 760px) {
  .music-catalog li {
    grid-template-columns: 36px 1fr;
    grid-template-rows: auto auto;
  }
  .track-preview, .track-unlock { grid-column: 2; justify-self: start; }
  .rh-pulse-player { flex-direction: column; text-align: center; }
}
.page-hero { padding-top: calc(var(--nav-h) + 48px); padding-bottom: 48px; }
.page-hero h1 { margin-bottom: 12px; }
.support-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 32px;
}
@media (max-width: 900px) { .support-grid { grid-template-columns: 1fr; } }
.nav-link.is-active { color: var(--gold-bright) !important; }
.thanks-page {
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding: calc(var(--nav-h) + 48px) 0 80px;
  background:
    radial-gradient(800px 500px at 50% 0%, rgba(212,175,55,0.10), transparent 65%),
    var(--onyx);
}
.thanks-inner { text-align: center; max-width: 680px; margin: 0 auto; }
.thanks-icon {
  font-size: 2.5rem;
  color: var(--gold);
  margin-bottom: 16px;
  animation: thanks-glow 2.4s ease-in-out infinite;
}
@keyframes thanks-glow {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
.thanks-inner h1 { margin-bottom: 12px; }
.thanks-inner blockquote { margin: 0 auto 24px; max-width: 560px; }
.thanks-detail { margin-bottom: 32px; }
.thanks-highlight {
  font-family: var(--serif);
  font-size: 1.35rem;
  color: var(--gold-bright);
  margin-bottom: 8px;
}
.thanks-note { color: var(--ivory-dim); font-size: 15px; max-width: 520px; margin: 0 auto; }
.thanks-steps {
  text-align: left;
  margin: 0 auto 36px;
  padding: 24px 28px;
  background: var(--onyx-2);
  border: 1px solid var(--line);
  border-radius: 8px;
}
.thanks-steps h2 {
  font-family: var(--serif);
  font-size: 1.25rem;
  color: var(--gold-bright);
  margin-bottom: 16px;
  text-align: center;
}
.thanks-steps ol {
  margin: 0;
  padding-left: 20px;
  color: var(--ivory-dim);
  font-size: 14px;
  line-height: 1.7;
}
.thanks-steps li + li { margin-top: 8px; }
.thanks-cta { justify-content: center; flex-wrap: wrap; gap: 12px; }