/* index.css — extracted from inline <style> blocks. Generated by scripts/h1-extract.mjs */
:root {
    --bg: #0a0a12;
    --panel: #13131f;
    --panel-2: #1a1a2a;
    --border: #2a2a42;
    --text: #e8e8f0;
    --muted: #8a8aa8;
    --accent: #ff3ea5;
    --accent-2: #3ef0ff;
    --accent-3: #ffd23e;
    --accent-4: #7cff3e;
    --cell: #222236;
    --cell-on: #ff3ea5;
    --cell-playing: #3ef0ff;
    --shadow-glow: 0 0 12px rgba(255, 62, 165, 0.6);
  }

  * { box-sizing: border-box; }
  html, body {
    margin: 0; padding: 0;
    background: radial-gradient(ellipse at top, #1a0a2a 0%, var(--bg) 60%);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    min-height: 100vh;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
  }

  .app {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
  }

  header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
  }

  h1 {
    margin: 0;
    font-size: 28px;
    font-weight: 900;
    letter-spacing: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 0 24px rgba(255, 62, 165, 0.25);
  }

  .subtitle {
    color: var(--muted);
    font-size: 12px;
    letter-spacing: 1px;
    text-transform: uppercase;
  }

  .panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  }

  .panel h2 {
    margin: 0 0 12px 0;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-2);
  }

  /* Transport */
  .transport {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
  }

  .btn {
    background: var(--panel-2);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 10px 18px;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.15s ease;
    text-transform: uppercase;
  }
  .btn:hover { border-color: var(--accent-2); color: var(--accent-2); }
  .btn:active { transform: translateY(1px); }
  .btn.play { background: var(--accent-4); color: #0a0a12; border-color: var(--accent-4); }
  .btn.play.playing { background: var(--accent); color: #fff; border-color: var(--accent); box-shadow: var(--shadow-glow); }
  .btn.danger { border-color: #ff6b6b; color: #ff6b6b; }
  .btn.danger:hover { background: #ff6b6b; color: #0a0a12; }

  .knob {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    min-width: 60px;
  }
  .knob label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--muted);
  }
  .knob input[type="range"] {
    writing-mode: horizontal-tb;
    width: 100px;
    accent-color: var(--accent);
  }
  .knob .value {
    font-size: 11px;
    color: var(--accent-2);
    font-variant-numeric: tabular-nums;
    min-width: 40px;
    text-align: center;
  }

  /* Sequencer grid */
  .seq-row {
    display: grid;
    grid-template-columns: 100px repeat(16, 1fr);
    gap: 4px;
    align-items: center;
    margin-bottom: 4px;
  }
  .seq-row .track-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--muted);
    padding-right: 8px;
    text-align: right;
    font-weight: 700;
  }
  .cell {
    aspect-ratio: 1 / 1;
    background: var(--cell);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.08s ease;
    position: relative;
    min-height: 24px;
  }
  .cell:hover { border-color: var(--accent-2); }
  .cell.on {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 6px rgba(255, 62, 165, 0.6);
  }
  .cell.playing {
    outline: 2px solid var(--accent-2);
    outline-offset: -1px;
  }
  /* Beat groupings (every 4th cell gets a visual break) */
  .seq-row .cell:nth-child(4n+2) { margin-left: 4px; }

  /* Bass track: cells show note letter */
  .cell.bass {
    font-size: 10px;
    font-weight: 700;
    color: var(--muted);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .cell.bass.on {
    color: #fff;
    background: var(--accent-3);
    border-color: var(--accent-3);
    box-shadow: 0 0 6px rgba(255, 210, 62, 0.6);
  }

  /* Synth panel layout */
  .grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
  }

  .knob-row {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
  }

  select {
    background: var(--panel-2);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 12px;
    font-size: 12px;
    cursor: pointer;
    font-family: inherit;
  }
  select:focus { outline: none; border-color: var(--accent-2); }

  /* Piano keyboard */
  .keyboard {
    position: relative;
    height: 140px;
    display: flex;
    background: #000;
    border-radius: 6px;
    padding: 6px;
    overflow: hidden;
  }
  .white-key {
    flex: 1;
    background: #f0f0f8;
    border: 1px solid #aaa;
    border-radius: 0 0 4px 4px;
    margin: 0 1px;
    cursor: pointer;
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 6px;
    font-size: 10px;
    font-weight: 700;
    color: #666;
    transition: background 0.08s;
  }
  .white-key.pressed { background: var(--accent-2); color: #000; }
  .black-key {
    position: absolute;
    top: 6px;
    width: 4.5%;
    height: 60%;
    background: #111;
    border: 1px solid #333;
    border-radius: 0 0 4px 4px;
    cursor: pointer;
    z-index: 2;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 4px;
    font-size: 8px;
    color: #777;
    font-weight: 700;
  }
  .black-key.pressed { background: var(--accent); color: #fff; }

  /* Status / info */
  .status {
    display: flex;
    gap: 16px;
    align-items: center;
    font-size: 11px;
    color: var(--muted);
    letter-spacing: 1px;
    text-transform: uppercase;
  }
  .status .dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--muted);
    margin-right: 4px;
  }
  .status.live .dot { background: var(--accent-4); box-shadow: 0 0 6px var(--accent-4); }

  /* Hint bar */
  .hint {
    font-size: 10px;
    color: var(--muted);
    letter-spacing: 0.5px;
    margin-top: 10px;
    text-align: center;
  }
  kbd {
    background: var(--panel-2);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 1px 5px;
    font-family: inherit;
    font-size: 10px;
    color: var(--accent-2);
  }

  footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 10px;
    letter-spacing: 1px;
  }

  /* Mobile adjustments */
  @media (max-width: 768px) {
    .app { padding: 10px; }
    header { flex-direction: column; align-items: flex-start; gap: 8px; }
    h1 { font-size: 20px; }
    .subtitle { font-size: 10px; }
    .panel { padding: 12px; }
    .panel h2 { font-size: 10px; }
    .transport { gap: 10px; }
    .btn { min-height: 44px; padding: 10px 14px; font-size: 12px; }
    .btn.play, .btn.danger { min-height: 44px; }
    select { min-height: 44px; font-size: 12px; }
    .seq-row {
      grid-template-columns: 56px repeat(16, 1fr);
      gap: 2px;
    }
    .seq-row .track-label { font-size: 10px; padding-right: 4px; }
    .cell { min-height: 22px; }
    .cell.bass { font-size: 10px; }
    .seq-row .cell:nth-child(4n+2) { margin-left: 2px; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .knob input[type="range"] { width: 90px; }
    .knob label { font-size: 10px; }
    .knob .value { font-size: 11px; }
    .keyboard { height: 110px; }
    .white-key { font-size: 11px; }
    .hint { font-size: 10px; }
  }

  @media (max-width: 480px) {
    .app { padding: 6px; }
    h1 { font-size: 17px; letter-spacing: 1px; }
    .panel { padding: 10px; margin-bottom: 10px; }
    .transport { gap: 8px; }
    .btn { min-height: 44px; padding: 10px 10px; font-size: 11px; letter-spacing: 0.5px; }
    select { min-height: 44px; padding: 8px 10px; }
    .knob { min-width: 50px; }
    .knob input[type="range"] { width: 72px; }
    .knob label, .knob .value { font-size: 10px; }
    .seq-row {
      grid-template-columns: 42px repeat(16, 1fr);
      gap: 1px;
    }
    .seq-row .track-label { font-size: 10px; padding-right: 2px; }
    .cell { min-height: 18px; border-width: 1px; border-radius: 2px; }
    .cell.bass { font-size: 10px; }
    .seq-row .cell:nth-child(4n+2) { margin-left: 2px; }
    .keyboard { height: 90px; padding: 4px; }
    .white-key { font-size: 10px; padding-bottom: 4px; }
    .black-key { font-size: 10px; }
    .hint { font-size: 10px; }
    footer { font-size: 10px; }
  }