*,
*::before,
*::after { box-sizing: border-box; }

:root {
  --bg: #000000;
  --text: #f2f2f2;
  --muted: #6e6e6e;
  --panel: rgba(12, 12, 14, 0.72);
  --border: rgba(255, 255, 255, 0.1);
  --orange: #ff8a1f;
  --green: #3ddc84;
  --purple: #a855f7;
  --focus: #ffffff;
}

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: #000;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body { min-height: 100%; min-height: 100dvh; }

.app {
  min-height: 100%;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: #000;
}

.stage-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
  padding: 0;
}

#stage {
  width: min(100vw, 100%);
  height: min(70vh, 100dvh - 340px);
  max-height: 100%;
  aspect-ratio: 9 / 14;
  max-width: min(100vw, calc((100dvh - 340px) * 9 / 14));
  display: block;
  background: #000;
  touch-action: manipulation;
}

.chrome {
  flex-shrink: 0;
  padding: 6px 12px 12px;
  background: var(--panel);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(10px);
  transition: opacity 0.4s ease;
  opacity: 0.55;
}

.chrome:hover,
.chrome:focus-within,
.chrome.active {
  opacity: 1;
}

/* Accessible heading only. The visible brand stack is drawn beside the art. */
.site-header {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  justify-content: center;
  margin-bottom: 6px;
}

.row[hidden] { display: none !important; }

button, select {
  font: inherit;
  font-size: 0.8rem;
  color: var(--text);
  background: rgba(20, 20, 22, 0.9);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  cursor: pointer;
}

button:hover, select:hover { border-color: rgba(255,255,255,0.28); }

button:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
}

button[aria-pressed="true"] {
  border-color: rgba(255,255,255,0.35);
  background: rgba(40, 40, 48, 0.95);
}

label.compact {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 0.75rem;
}

input[type="range"] {
  width: min(110px, 28vw);
  accent-color: var(--orange);
}
#vol {
  accent-color: #c4c4c4;
  width: min(90px, 24vw);
}
label.compact > span:first-child {
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.68rem;
}

#layers-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: flex-start;
  justify-content: center;
}

.layer-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.layer-step {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 5px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(16, 16, 18, 0.9);
}

.layer-step .swatch {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  box-shadow: 0 0 8px currentColor;
}

.layer-step button {
  width: 1.7rem;
  height: 1.7rem;
  padding: 0;
  font-weight: 700;
  line-height: 1;
}

.layer-step button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.layer-step .sides {
  min-width: 1.4rem;
  text-align: center;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  font-size: 0.85rem;
}

.layer-col[data-voice="0"] .layer-step { border-color: color-mix(in srgb, var(--orange) 50%, transparent); }
.layer-col[data-voice="1"] .layer-step { border-color: color-mix(in srgb, var(--green) 50%, transparent); }
.layer-col[data-voice="2"] .layer-step { border-color: color-mix(in srgb, var(--purple) 50%, transparent); }
.layer-col[data-voice="0"] .swatch,
.layer-col[data-voice="0"] .sides { color: var(--orange); }
.layer-col[data-voice="1"] .swatch,
.layer-col[data-voice="1"] .sides { color: var(--green); }
.layer-col[data-voice="2"] .swatch,
.layer-col[data-voice="2"] .sides { color: var(--purple); }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 480px) {
  #stage {
    height: min(62vh, 100dvh - 230px);
  }
  button, select { padding: 8px 10px; }
  #layers-row {
    flex-wrap: nowrap;
    gap: 4px;
  }
  .layer-step {
    padding: 2px 3px;
    gap: 2px;
  }
  .layer-step button {
    width: 1.45rem;
    height: 1.45rem;
  }
  .layer-step .sides {
    min-width: 1.15rem;
    font-size: 0.78rem;
  }
  .layer-col { gap: 3px; }
}

/* Big Play / Pause (Steve 2026-11-05) */
.play-row { margin-bottom: 4px; }
.btn-big-play {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  min-width: 220px; min-height: 64px; padding: 14px 34px;
  font-size: 24px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase;
  color: #fff; background: rgba(255,138,31,0.16);
  border: 2px solid #FF8A1F; border-radius: 999px;
  box-shadow: 0 0 18px rgba(255,138,31,0.45), inset 0 0 12px rgba(255,138,31,0.18);
}
.btn-big-play .ico { font-size: 22px; line-height: 1; }
.btn-big-play:hover { background: rgba(255,138,31,0.26); border-color: #FFA54F; }
.btn-big-play.is-playing {
  background: rgba(168,85,247,0.16); border-color: #A855F7;
  box-shadow: 0 0 18px rgba(168,85,247,0.45), inset 0 0 12px rgba(168,85,247,0.18);
}
.btn-big-play.is-playing:hover { background: rgba(168,85,247,0.26); }
@media (max-width: 480px) { .btn-big-play { min-width: 200px; min-height: 58px; font-size: 21px; } }

/* Record row */
.record-row {
  gap: 8px;
  margin-bottom: 4px;
  min-height: 34px;
}
.btn-record {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,80,80,0.55);
  background: rgba(255, 60, 60, 0.12);
}
.btn-record .rec-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ff3b3b;
  box-shadow: 0 0 8px rgba(255, 59, 59, 0.8);
}
.btn-record.is-recording {
  border-color: #ff5a5a;
  background: rgba(255, 60, 60, 0.22);
  animation: recpulse 1.2s ease-in-out infinite;
}
@keyframes recpulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,59,59,0.0); }
  50% { box-shadow: 0 0 0 4px rgba(255,59,59,0.18); }
}
.rec-progress {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 140px;
}
.rec-progress[hidden] {
  display: none !important;
}
.rec-left {
  font-size: 0.72rem;
  font-weight: 700;
  color: #ffb4b4;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
}
.rec-bar {
  flex: 1;
  height: 4px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  overflow: hidden;
  min-width: 72px;
}
.rec-bar > i {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #ff3b3b, #ff8a1f);
  border-radius: 999px;
}

/* Clip preview modal */
body.modal-open { overflow: hidden; }
.clip-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(0,0,0,0.72);
  backdrop-filter: blur(6px);
}
.clip-modal[hidden] { display: none !important; }
.clip-card {
  width: min(420px, 100%);
  max-height: min(92dvh, 920px);
  overflow: auto;
  background: rgba(16,16,18,0.96);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px;
  padding: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.55);
}
.clip-card video {
  width: 100%;
  max-height: 56dvh;
  border-radius: 12px;
  background: #000;
  display: block;
}
.clip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: center;
}
.clip-btn {
  font-size: 0.78rem;
  font-weight: 700;
  padding: 8px 12px;
}
.clip-btn-muted { color: var(--muted); }

@media (max-width: 480px) {
  .record-row { gap: 6px; }
  .btn-record { padding: 6px 10px; font-size: 0.72rem; }
  .rec-progress { min-width: 120px; }
}

button:disabled, input:disabled { cursor: not-allowed; opacity: 0.45; }

/* Three layer rows, side controls on the left and independent sounds on right. */
#layers-row {
  display: grid;
  grid-template-columns: max-content minmax(110px, 140px);
  column-gap: 12px;
  row-gap: 6px;
  align-items: center;
}
.layer-col { flex-direction: row; gap: 8px; }
.layer-name { font-size: 0.68rem; text-transform: uppercase; color: var(--muted); white-space: nowrap; }
.layer-sound { width: 100%; min-width: 0; font-size: 0.75rem; padding: 6px; }
#stage { height: min(70vh, 100dvh - 360px); max-width: min(100vw, calc((100dvh - 360px) * 9 / 14)); }
@media (max-width: 480px) {
  #stage { height: min(62vh, 100dvh - 320px); max-width: min(100vw, calc((100dvh - 320px) * 9 / 14)); }
  #layers-row { grid-template-columns: max-content minmax(100px, 120px); gap: 5px 10px; }
  .layer-name { font-size: 0.62rem; }
  .layer-col { gap: 6px; }
}

/* Synth modulation dock. Knobs are rotary indicators, not range sliders. */
.vfx-row {
  display: grid; grid-template-columns: max-content minmax(110px, 140px);
  align-items: center; justify-content: center; gap: 12px;
  margin: 5px auto 7px;
}
.vfx-row label { width: 192px; font-size: 0.68rem; color: var(--muted); }
.vfx-row select { width: 100%; font-size: 0.75rem; padding: 6px; }
.synth-row { display: flex; justify-content: center; align-items: center; gap: 18px; margin: 6px 0; }
.knob-control { display: grid; justify-items: center; gap: 3px; min-width: 94px; }
.knob-label { font-size: 0.64rem; color: #aaa; }
.knob-control output { font-size: 0.68rem; font-variant-numeric: tabular-nums; color: #d2b5ff; }
.synth-knob {
  width: 49px; height: 49px; border-radius: 50%; position: relative;
  border: 2px solid #59535f; background: repeating-conic-gradient(#25222a 0deg 8deg, #17151b 8deg 16deg);
  box-shadow: 0 0 0 4px #09090b, 0 0 0 5px #39303f, 0 3px 8px #000;
  touch-action: none; cursor: ns-resize; user-select: none;
}
.synth-knob::before { content: ""; position: absolute; inset: 7px; border-radius: 50%; background: linear-gradient(130deg,#36313e,#15131b); box-shadow: inset 0 1px 2px #766985; }
.synth-knob i { position: absolute; inset: 0; transform: rotate(var(--angle,-135deg)); pointer-events: none; }
.synth-knob i::after { content: ""; position: absolute; width: 3px; height: 16px; border-radius: 3px; background: #c18bff; top: 4px; left: calc(50% - 1.5px); box-shadow: 0 0 7px #a855f7; }
.synth-knob:focus-visible { outline: 2px solid #d2b5ff; outline-offset: 6px; }
.synth-knob[aria-disabled="true"] { opacity: .45; cursor: not-allowed; }
#osc-sync { max-width: 110px; font-size: .67rem; }
#osc-sync[aria-pressed="true"] { color: #d6b4ff; border-color: #a855f7; box-shadow: 0 0 8px #a855f755; }
.app { height: 100dvh; min-height: 570px; }
.stage-wrap { container-type: size; overflow: hidden; }
.stage-wrap #stage { width: auto; height: min(100cqh, calc(100cqw * 14 / 9)); max-width: 100%; max-height: 100%; aspect-ratio: 9 / 14; }
@media (max-width: 480px) {
  .vfx-row { grid-template-columns: max-content minmax(100px,120px); gap: 10px; }
  .vfx-row label { width: 157px; font-size: .62rem; }
  .synth-row { gap: 10px; }
  .knob-control { min-width: 87px; }
  .synth-knob { width: 45px; height: 45px; }
  #osc-sync { max-width: 94px; padding: 8px 6px; }
}
#layers-row, .vfx-row { grid-template-columns: 180px 140px; column-gap: 12px; }
.vfx-row label { width: auto; }
@media (max-width: 480px) {
  #layers-row, .vfx-row { grid-template-columns: 157px 120px; column-gap: 10px; }
}

.site-header .site-url { margin: 4px 0 0; font-size: 10px; letter-spacing: .04em; color: #aaa; }
.vfx-panel { width: 342px; max-width: 100%; box-sizing: border-box; margin: 9px auto 7px; padding: 6px 8px 5px; border: 1px solid #3d3347; border-radius: 10px; background: rgba(22,18,29,.62); }
.vfx-panel legend { padding: 0 7px; font-size: .68rem; font-weight: 700; letter-spacing: .14em; color: #b7a6c8; }
.vfx-panel .vfx-row { display: block; margin: 0 auto 8px; max-width: 200px; }
.vfx-panel .vfx-row select { width: 100%; }
.vfx-panel .synth-row { gap: 10px; margin: 3px 0; }
@media (max-width: 480px) {
 .vfx-panel { width: 303px; padding-left: 5px; padding-right: 5px; }
 .vfx-panel .synth-row { gap: 5px; }
 .site-header .site-url { font-size: 9px; }
}

/* Independent wet/dry strength above the nested oscillator controls. */
.vfx-panel .vfx-row {
 display: grid; grid-template-columns: minmax(0, 1fr) 88px;
 max-width: none; gap: 14px; align-items: center; margin: 0 0 9px;
}
.vfx-panel .effect-amount-control { min-width: 0; }
.vfx-panel .oscillator-panel {
 display: grid; grid-template-columns: repeat(3, minmax(0,1fr));
 gap: 4px; border: 1px solid #352d40; border-radius: 8px;
 padding: 9px 4px 7px; margin: 0; background: rgba(6,5,9,.42);
}
.oscillator-panel .knob-control { min-width: 0; }
.oscillator-panel #osc-sync { justify-self: center; }
@media (max-width: 480px) {
 .oscillator-panel .knob-label { font-size: .60rem; white-space: nowrap; }
}
/* Very short phones scroll the dock rather than collapsing the visualizer. */
.stage-wrap { min-height: 160px; }

/* Dock mirror of the rhythm information also painted above the art. */
.rhythm-readout { text-align: center; margin: 0 0 6px; }
.rhythm-readout .title-ratio { margin: 0; font-size: 12px; font-weight: 700; letter-spacing: .035em; color: #c7c7c7; }
.rhythm-readout .title-ratio span { font-weight: 800; text-shadow: 0 0 6px currentColor; }
.rhythm-readout .title-notes { margin: 3px 0 0; font-size: 8px; font-weight: 600; letter-spacing: .05em; color: #929292; }
@media(max-width:480px) { .rhythm-readout .title-ratio { font-size: 11px; } }

/* Record length is a compact companion to Record; progress may wrap below. */
.record-cycles-control { display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; }
.record-cycles-control span { font-size: .68rem; font-weight: 600; color: #aaa; }
.record-cycles-control select { min-width: 54px; min-height: 34px; padding: 5px 6px; }

@media (pointer: coarse), (max-width: 480px) {
 .synth-knob { width: 48px; height: 48px; }
 input[type="range"] { min-height: 44px; touch-action: pan-y; }
 input[type="range"]::-webkit-slider-thumb { width: 22px; height: 22px; }
 input[type="range"]::-moz-range-thumb { width: 22px; height: 22px; }
 #btn-record, .record-cycles-control select, #vfx-mode, .layer-sound, #osc-sync, .layer-step button, .clip-btn { min-height: 44px; }
 .layer-step button { min-width: 44px; }
}