/* Sound Lab — layout + controls. Brand rules honoured: navy field, blue
 * accent, gold only as a small active detail, no green/teal anywhere. */

.sl-wrap { padding-bottom: 120px; }

/* ---- hero ---- */
.sl-hero { margin: 26px 0 18px; }
.sl-kicker { color: var(--muted); letter-spacing: .16em; text-transform: uppercase; font-size: .78rem; }
.sl-title { font-size: clamp(2rem, 5vw, 3rem); margin: .1em 0 .2em; }
.sl-intro { color: var(--muted); max-width: 62ch; line-height: 1.55; }
.sl-intro b { color: var(--ink); }

/* ---- tabs ---- */
.sl-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 14px; position: sticky; top: 0; z-index: 5;
  background: linear-gradient(180deg, var(--bg-top, #0e1730) 82%, transparent); padding: 10px 0; }
.sl-tab { border: 1px solid var(--border); background: var(--card); color: var(--ink);
  padding: 8px 14px; border-radius: 999px; cursor: pointer; font-size: .92rem; }
.sl-tab:hover { border-color: var(--accent); }
.sl-tab.on { background: var(--accent); border-color: var(--accent); color: #fff; }

.sl-panel { display: none; }
.sl-panel.on { display: block; }
.sl-note { color: var(--muted); font-size: .86rem; margin: 6px 0 12px; max-width: 70ch; }

/* ---- generic chip grids ---- */
.sl-group { margin: 14px 0 4px; color: var(--muted); font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; }
.sl-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.sl-chip { border: 1px solid var(--border); background: var(--card); color: var(--ink);
  padding: 7px 12px; border-radius: 10px; cursor: pointer; font-size: .92rem; }
.sl-chip:hover { border-color: var(--accent); }
.sl-chip.on { border-color: var(--gold, #f3c849); box-shadow: 0 0 0 1px var(--gold, #f3c849) inset; }
.sl-chip small { color: var(--muted); margin-inline-start: 6px; }

/* ---- controls row ---- */
.sl-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin: 14px 0; }
.sl-ctl { display: flex; align-items: center; gap: 8px; color: var(--muted); font-size: .88rem; }
.sl-ctl input[type="range"] { width: 130px; accent-color: var(--accent); }
.sl-ctl input[type="number"], .sl-ctl input[type="text"] {
  width: 110px; background: var(--card); border: 1px solid var(--border); color: var(--ink);
  border-radius: 8px; padding: 6px 8px; font: inherit; }
.sl-btn { border: 1px solid var(--border); background: var(--card); color: var(--ink);
  padding: 8px 14px; border-radius: 10px; cursor: pointer; font-size: .95rem; }
.sl-btn:hover { border-color: var(--accent); }
.sl-btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.sl-btn.small { padding: 5px 10px; font-size: .85rem; }
.sl-btn:disabled { opacity: .5; cursor: default; }

/* ---- keyboard ---- */
.sl-kbd { position: relative; height: 150px; margin: 12px 0 6px; user-select: none; touch-action: none; max-width: 720px; }
.sl-key { position: absolute; top: 0; border: 1px solid #2a3654; border-radius: 0 0 6px 6px; cursor: pointer; }
.sl-key.w { background: #e8ecf7; height: 100%; z-index: 1; }
.sl-key.b { background: #141c31; height: 60%; z-index: 2; border-color: #000; }
.sl-key.w:active, .sl-key.w.down { background: #b9c8ec; }
.sl-key.b:active, .sl-key.b.down { background: #33456f; }
.sl-kbd-hint { color: var(--muted); font-size: .8rem; }

/* ---- sfx params ---- */
.sl-params { display: flex; flex-wrap: wrap; gap: 12px 22px; margin: 12px 0; padding: 12px;
  border: 1px solid var(--border); border-radius: 12px; background: var(--card); max-width: 760px; }
.sl-params .sl-ctl input[type="range"] { width: 150px; }
.sl-params:empty { display: none; }

/* ---- ambience / engine cards ---- */
.sl-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; max-width: 900px; }
.sl-card { border: 1px solid var(--border); border-radius: 12px; background: var(--card); padding: 12px; }
.sl-card h3 { margin: 0 0 2px; font-size: 1rem; }
.sl-card .zh { color: var(--muted); font-size: .85rem; margin-bottom: 8px; }
.sl-card.on { border-color: var(--gold, #f3c849); }
.sl-card .row { display: flex; gap: 6px; align-items: center; margin-top: 8px; flex-wrap: wrap; }
.sl-card input[type="range"] { width: 100%; accent-color: var(--accent); }

/* ---- composer ---- */
.sl-styles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; max-width: 900px; }
.sl-style { border: 1px solid var(--border); border-radius: 12px; background: var(--card); padding: 12px; cursor: pointer; }
.sl-style:hover { border-color: var(--accent); }
.sl-style.on { border-color: var(--gold, #f3c849); box-shadow: 0 0 0 1px var(--gold, #f3c849) inset; }
.sl-style h3 { margin: 0; font-size: 1rem; }
.sl-style .zh { color: var(--muted); font-size: .85rem; }
.sl-style .meta { color: var(--muted); font-size: .78rem; margin-top: 6px; }
.sl-transport { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin: 16px 0; }
.sl-bars { font-variant-numeric: tabular-nums; color: var(--muted); font-size: .9rem; min-width: 88px; }
.sl-beat { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--border); margin-inline-end: 4px; }
.sl-beat.on { background: var(--gold, #f3c849); }
.sl-snippet { background: #0a0f1f; border: 1px solid var(--border); border-radius: 10px; padding: 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem; color: var(--muted);
  white-space: pre; overflow-x: auto; max-width: 760px; }

/* ---- arrange (composer) ---- */
.sl-arrange { border: 1px solid var(--border); border-radius: 12px; background: var(--card);
  padding: 12px 14px; margin: 14px 0; max-width: 760px; }
.sl-arrange .sl-group { margin-top: 0; }
.sl-arrange-row { display: flex; align-items: center; gap: 10px; padding: 6px 0; flex-wrap: wrap;
  border-top: 1px solid var(--border); }
.sl-arrange-row:first-of-type { border-top: 0; }
.sl-arrange-name { min-width: 82px; color: var(--ink); font-size: .92rem; }
.sl-arrange-row select, .sl-arrange select {
  background: #0e1730; border: 1px solid var(--border); color: var(--ink);
  border-radius: 8px; padding: 5px 8px; font: inherit; font-size: .88rem; max-width: 210px; }
.sl-arrange .sl-note { margin: 8px 0 0; }
.sl-rec .sl-kbd-rec { height: 110px; margin: 10px 0 4px; }
#mRecArm.primary { box-shadow: 0 0 0 2px rgba(59, 111, 224, .35); }

/* ---- dock (mixer) ---- */
.sl-dock { position: fixed; left: 0; right: 0; bottom: 0; z-index: 20;
  background: rgba(8, 12, 24, .92); backdrop-filter: blur(8px);
  border-top: 1px solid var(--border); padding: 10px clamp(12px, 4vw, 40px);
  display: flex; flex-wrap: wrap; align-items: center; gap: 14px 22px; }
.sl-dock .sl-ctl input[type="range"] { width: 100px; }
.sl-dock .lab { color: var(--muted); font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; }

@media (max-width: 640px) {
  .sl-kbd { height: 120px; }
  .sl-ctl input[type="range"] { width: 100px; }
}