:root {
  --bg: #070709;
  --fg: #f4f4f5;
  --muted: #a1a1aa;
  --line: rgba(255,255,255,.1);
  --red: #ff2d4a;
  --safe-b: env(safe-area-inset-bottom, 0px);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); }
body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  min-height: 100dvh;
}
a { color: #93c5fd; }
.wrap { width: min(100% - 32px, 720px); margin: 0 auto; }
header {
  padding: 14px 0 calc(10px + env(safe-area-inset-top, 0px));
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 5;
  backdrop-filter: blur(14px) saturate(140%);
  background: rgba(7,7,9,.72);
}
.brand { font-weight: 650; letter-spacing: -.02em; font-size: 15px; }
.brand span { color: var(--muted); font-weight: 500; }
.hero { padding: 28px 0 12px; }
h1 { font-size: clamp(24px, 6vw, 34px); letter-spacing: -.035em; line-height: 1.15; margin: 0 0 10px; }
.lede { color: var(--muted); font-size: 15px; line-height: 1.55; margin: 0 0 18px; }
.stage-shell {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #000;
  aspect-ratio: 16 / 9;
  position: relative;
  box-shadow: 0 24px 60px rgba(0,0,0,.45);
}
#stage { width: 100%; height: 100%; display: block; }
.controls {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  margin-top: 12px;
}
.btn {
  appearance: none; border: 1px solid var(--line); background: #151518;
  color: var(--fg); border-radius: 999px; min-height: 44px; min-width: 44px;
  padding: 10px 16px; font-size: 14px; font-weight: 560; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.btn.primary { background: var(--fg); color: #111; border-color: transparent; }
.btn:hover { filter: brightness(1.08); }
.meta { color: var(--muted); font-size: 13px; margin-left: auto; font-variant-numeric: tabular-nums; }
.beats { display: grid; gap: 10px; margin: 22px 0 8px; }
@media (min-width: 640px) { .beats { grid-template-columns: 1fr 1fr; } }
.card {
  border: 1px solid var(--line); border-radius: 14px; padding: 14px 14px 12px; background: #101014;
}
.card h3 { margin: 0 0 6px; font-size: 14px; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.45; }
.pill {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; color: var(--red); background: rgba(255,45,74,.12);
  padding: 3px 8px; border-radius: 999px; margin-bottom: 8px;
}
footer {
  margin-top: 28px; padding: 20px 0 calc(28px + var(--safe-b));
  border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; line-height: 1.55;
}
.credit { font-size: 13px; margin: 18px 0 0; color: var(--muted); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .92em; }