/* Minimal, touch-first UI */
:root {
  --bg: #0f172a;
  --fg: #e5e7eb;
  --muted: #9ca3af;
  --card: #111827;
  --btn: #1f2937;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--fg); font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
.wrap { max-width: 480px; margin: 0 auto; padding: 16px; }
.top { text-align: center; margin: 16px 0 8px; }
.top .logo { width: 64px; height: 64px; object-fit: contain; filter: drop-shadow(0 2px 8px rgba(0,0,0,.6)); }
.top h1 { margin: 8px 0 4px; font-size: 1.4rem; }
.top .sub { margin: 0; color: var(--muted); font-size: .9rem; }
.card { background: var(--card); border-radius: 16px; padding: 16px; box-shadow: 0 8px 24px rgba(0,0,0,.4); }
.artwork { display: flex; justify-content: center; }
.artwork img { width: min(80vw, 360px); height: min(80vw, 360px); border-radius: 12px; object-fit: cover; background: #0b1020; }
.meta { text-align: center; margin: 12px 0 8px; }
.title { font-weight: 700; font-size: 1.1rem; }
.artist { color: var(--muted); font-size: .95rem; }
.controls { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
.btn { appearance: none; border: 1px solid rgba(255,255,255,.08); background: var(--btn); color: var(--fg); padding: 12px 16px; border-radius: 12px; font-weight: 600; font-size: 1rem; }
.btn.primary { background: linear-gradient(180deg, #0ea5b7, #046c7a); border-color: rgba(255,255,255,.15); }
.btn.ghost { background: transparent; }
.btn.small { font-size: .9rem; padding: 10px 12px; }
.extras { display: grid; gap: 8px; margin-top: 16px; }
.extras label { color: var(--muted); font-size: .85rem; }
.extras input[type=range] { width: 100%; }
.foot { margin: 14px 4px; display:flex; align-items:center; justify-content: space-between; gap: 10px; }
.hint { color: var(--muted); font-size: .8rem; }