/* ═══════════════════════════════════════════════════════════════
   QUICK SWING MPC — Design system
   Groovebox web futuriste, zero-build, zero dépendance npm
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg:         #06070b;
  --panel:      #12141c;
  --panel-alt:  #171a25;
  --border:     rgba(255,255,255,0.07);
  --text:       #e7ebf2;
  --text-dim:   #8891a3;

  --cyan:       #2de2ff;
  --cyan-dim:   rgba(45,226,255,0.35);
  --magenta:    #ff3fa8;
  --magenta-dim: rgba(255,63,168,0.35);
  --violet:     #8b5cf6;
  --violet-dim: rgba(139,92,246,0.35);
  --mint:       #34ffb4;
  --red:        #ff2e5b;

  --font-display: 'Orbitron', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;
  --font-ui:      system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ── Page ── */
html, body {
  height: 100%;
  overflow: hidden;
}
body {
  background:
    radial-gradient(ellipse 90% 60% at 50% -10%, rgba(139,92,246,0.16), transparent 60%),
    radial-gradient(ellipse 70% 50% at 100% 100%, rgba(45,226,255,0.10), transparent 60%),
    var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ui);
  color: var(--text);
}

/* ══════════════════════════════════════════
   CONSOLE PRINCIPALE
   ══════════════════════════════════════════ */
.qsm {
  display: flex;
  flex-direction: column;
  gap: 14px;
  border-radius: 20px;
  padding: 18px;
  background: linear-gradient(165deg, #0c0e15 0%, #0a0b11 100%);
  box-shadow:
    0 40px 100px rgba(0,0,0,0.85),
    0 0 0 1px var(--border),
    inset 0 1px 0 rgba(255,255,255,0.04);
  will-change: transform;
  position: relative;
  z-index: 1;
  transition: background 0.4s;
}

/* ── Header ── */
.qsm-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 2px 6px;
}

.qsm-logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-display);
  line-height: 1;
}

.qsm-logo-main {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 0.12em;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.qsm-logo-sub {
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.2em;
  color: var(--magenta);
}

.qsm-utility {
  display: flex;
  gap: 8px;
}

/* Même gabarit que .keyboard-layout-btn plus bas (Layout clavier physique, Phase 8) —
   sélecteurs groupés pour ne pas dupliquer les 12 déclarations communes. */
.util-btn,
.keyboard-layout-btn {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 12px;
  font-family: var(--font-ui);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s, box-shadow 0.12s;
}
@media (hover: hover) and (pointer: fine) {
  .util-btn:hover,
  .keyboard-layout-btn:hover { color: var(--text); border-color: var(--cyan-dim); }
}
.util-btn:active,
.keyboard-layout-btn:active { transform: translateY(1px); }

.util-btn.armed {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.util-btn.wide {
  width: 100%;
  padding: 10px 12px;
}

/* ══════════════════════════════════════════
   LAYOUT — 3 ZONES (Play · Compose · Sculpt)
   ══════════════════════════════════════════ */
.qsm-body {
  display: flex;
  flex-direction: row;
  gap: 14px;
  align-items: stretch;
}

.qsm-body > section {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.zone-title {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.zone-play  { flex: 1.7; border-top: 2px solid var(--cyan-dim); }
.zone-play  .zone-title { color: var(--cyan); }

.zone-compose { flex: 1.05; width: clamp(230px, 26vw, 300px); border-top: 2px solid var(--magenta-dim); }
.zone-compose .zone-title { color: var(--magenta); }

.zone-sculpt { flex: 0.65; width: clamp(150px, 16vw, 190px); border-top: 2px solid var(--violet-dim); }
.zone-sculpt .zone-title { color: var(--violet); }

/* ══════════════════════════════════════════
   ZONE PLAY
   ══════════════════════════════════════════ */
.play-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.pad-bank-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pad-bank-lbl {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.bank-btns {
  display: flex;
  gap: 5px;
}

.bank-btn,
.seq-pattern-btn {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 5px;
  width: 34px;
  height: 30px;
  font-size: 11px;
  font-weight: 800;
  color: var(--text-dim);
  cursor: pointer;
  position: relative;
  transition: color 0.12s, border-color 0.12s;
}
.bank-btn:active,
.seq-pattern-btn:active { transform: translateY(1px); }

.bank-btn.active {
  color: var(--text);
  border-color: var(--cyan-dim);
}

/* Note Repeat (Phase 4) */
.note-repeat-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.note-repeat-lbl {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.note-repeat-controls {
  display: flex;
  gap: 6px;
}

#note-repeat-subdivision,
.fx-module-select,
#seq-length-select,
.seq-row-length,
#export-bars-select {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 0 4px;
}

/* Layout clavier physique (Phase 8) — toggle desktop uniquement, voir media query ≤1024px */
.keyboard-layout-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.keyboard-layout-lbl {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.keyboard-layout-btns {
  display: flex;
  gap: 5px;
}

.keyboard-layout-btn.active {
  color: var(--text);
  border-color: var(--cyan-dim);
}

/* Caméra */
.camera-row {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

@keyframes camera-pulse {
  0%, 100% { box-shadow: 0 0 0 0 var(--violet-dim); }
  50%       { box-shadow: 0 0 0 6px rgba(139,92,246,0); }
}

.btn-camera {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(135deg, var(--violet), #5b32c9);
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  font-size: 11px;
  font-weight: 700;
  color: #fff;
  cursor: pointer;
  letter-spacing: 0.03em;
  animation: camera-pulse 2.4s ease-in-out infinite;
  transition: transform 0.1s;
}
.btn-camera:active { transform: translateY(1px); }

.btn-camera.active {
  background: linear-gradient(135deg, var(--red), #a5122f);
  animation: none;
}

.keyboard-link {
  font-size: 9.5px;
  color: var(--text-dim);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
@media (hover: hover) and (pointer: fine) {
  .keyboard-link:hover { color: var(--text); border-color: var(--text-dim); }
}

/* ── Grille 4×4 ── */
.pad-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  flex: 1;
}

.pad {
  background: linear-gradient(155deg, #1b2029 0%, #14171f 60%, #10131a 100%);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 10px 10px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 96px;
  cursor: pointer;
  position: relative;
  user-select: none;
  transition: background 0.06s, box-shadow 0.06s, border-color 0.06s, transform 0.06s;
}

.pad:active,
.pad.hit {
  background: linear-gradient(155deg, rgba(45,226,255,0.28) 0%, rgba(255,63,168,0.22) 100%);
  border-color: var(--cyan);
  box-shadow: 0 0 18px var(--cyan-dim), 0 0 34px var(--magenta-dim);
  transform: scale(0.97);
}

.pad-key {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: rgba(255,255,255,0.35);
  text-transform: uppercase;
  line-height: 1;
}

.pad-label {
  font-size: 10px;
  font-weight: 600;
  color: rgba(231,235,242,0.85);
  text-align: right;
  line-height: 1.2;
}

.pad-sublabel {
  font-size: 9px;
  opacity: 0.7;
  font-weight: normal;
}

/* Pad en boucle active */
@keyframes pad-loop-pulse {
  0%, 100% {
    background: linear-gradient(155deg, #1b2029 0%, #14171f 60%, #10131a 100%);
    border-color: var(--border);
    box-shadow: none;
  }
  50% {
    background: linear-gradient(155deg, rgba(45,226,255,0.28) 0%, rgba(255,63,168,0.22) 100%);
    border-color: var(--cyan);
    box-shadow: 0 0 18px var(--cyan-dim), 0 0 34px var(--magenta-dim);
  }
}
.pad.looping {
  animation: pad-loop-pulse 0.75s ease-in-out infinite;
}

/* Indicateur caméra active (pad-16) */
.pad.cam-on {
  border-color: var(--mint);
  box-shadow: 0 0 14px rgba(52,255,180,0.45), 0 0 28px rgba(52,255,180,0.2);
}

/* ══════════════════════════════════════════
   ZONE COMPOSE
   ══════════════════════════════════════════ */
.lcd-screen {
  position: relative;
  background: #05070a;
  border-radius: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(45,226,255,0.18);
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.7);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.lcd-line1,
.lcd-line2,
.lcd-info-row {
  font-family: var(--font-mono);
  color: var(--cyan);
  text-shadow: 0 0 6px rgba(45,226,255,0.55), 0 0 14px rgba(45,226,255,0.2);
}

.lcd-line1 {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.lcd-line2 {
  font-size: 9.5px;
  opacity: 0.7;
  letter-spacing: 0.08em;
}

.lcd-info-row {
  display: flex;
  gap: 12px;
  margin-top: 3px;
  font-size: 9.5px;
  flex-wrap: wrap;
}

@keyframes lcd-rec-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}
.lcd-rec-dot {
  color: var(--red);
  text-shadow: 0 0 6px rgba(255,46,91,0.8);
  animation: lcd-rec-blink 0.7s ease-in-out infinite;
  font-weight: 900;
}
#rec-timer-span {
  color: var(--red);
  font-weight: 700;
}

/* BPM stepper */
.bpm-stepper {
  display: flex;
  align-items: center;
  gap: 6px;
}

.bpm-stepper-lbl {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-right: 2px;
}

.bpm-btn {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 5px;
  width: 28px;
  height: 26px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.12s;
}
@media (hover: hover) and (pointer: fine) {
  .bpm-btn:hover { border-color: var(--magenta-dim); }
}
.bpm-btn:active { transform: translateY(1px); }

.bpm-btn.bpm-reset {
  width: auto;
  padding: 0 8px;
  font-size: 8.5px;
  letter-spacing: 0.05em;
  margin-left: auto;
}

/* Transport */
.transport {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tp-btn {
  flex: 1 1 40%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 4px;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  background: var(--panel-alt);
  color: var(--text);
  transition: transform 0.08s, border-color 0.08s, background 0.08s;
}
.tp-btn:active { transform: translateY(1px); }

.tp-icon { display: block; flex-shrink: 0; }

.tp-btn.rec  { border-color: rgba(255,46,91,0.4); color: #ffb0c0; }
.tp-btn.loop { border-color: rgba(139,92,246,0.4); color: #cdb8ff; }

.tp-btn.loop.loop-armed {
  background: var(--violet);
  color: #fff;
  border-color: var(--violet);
}

@keyframes rec-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}
.tp-btn.rec.rec-active {
  background: var(--red);
  color: #fff;
  border-color: var(--red);
  animation: rec-blink 0.55s ease-in-out infinite;
}

.tp-btn.count-in,
.tp-btn.metronome-click {
  gap: 3px;
  border-color: var(--border);
  color: var(--text-dim);
  opacity: 0.55;
}
.tp-btn.count-in .count-in-digits { font-size: 9px; letter-spacing: 0.05em; }

.tp-btn.count-in.count-in-armed {
  background: var(--cyan-dim);
  border-color: var(--cyan);
  color: var(--cyan);
  opacity: 1;
}
.tp-btn.metronome-click.metronome-armed {
  background: var(--magenta-dim);
  border-color: var(--magenta);
  color: var(--magenta);
  opacity: 1;
}

@keyframes count-in-blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.4; }
}
.tp-btn.rec.count-in-active {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #06222a;
  animation: count-in-blink 0.4s ease-in-out infinite;
}

.lcd-countin-value {
  color: var(--cyan);
  font-weight: 800;
}

/* ══════════════════════════════════════════
   ZONE SCULPT
   ══════════════════════════════════════════ */
.knobs {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
  padding-top: 4px;
}

.knob-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.knob {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: radial-gradient(circle at 36% 33%, #232838 0%, #0d0f16 65%);
  position: relative;
  box-shadow:
    0 0 0 1px var(--border),
    inset -2px -2px 6px rgba(0,0,0,0.5),
    inset 1px 1px 3px rgba(255,255,255,0.06);
  cursor: ns-resize;
  /* Geste circulaire tactile (attachRotaryTouch, ui.js) : neutralise le scroll/zoom natif sur
     le knob, en plus du preventDefault des listeners touch (ceinture et bretelles). */
  touch-action: none;
}

.knob::after {
  content: '';
  position: absolute;
  width: 3px;
  height: 38%;
  background: var(--cyan);
  box-shadow: 0 0 6px var(--cyan);
  border-radius: 2px;
  top: 9%;
  left: calc(50% - 1.5px);
  transform-origin: 50% 100%;
  transform: rotate(var(--rot, 0deg));
  transition: transform 0.05s linear;
}

.knob::before {
  content: '';
  position: absolute;
  inset: -7px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
  border-top-color: transparent;
  border-right-color: transparent;
  transform: rotate(45deg);
}

.knob-lbl {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  text-align: center;
}

.knob-val {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
  min-height: 12px;
}

/* ══════════════════════════════════════════
   BACKGROUND WAVEFORM VIZ
   ══════════════════════════════════════════ */
#bg-viz {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  opacity: 1;
  transition: opacity 0.4s;
}

/* Masqué derrière le flux caméra (déjà au z-index 0, opaque une fois actif) plutôt que
   d'arrêter le rendu : body-class déjà posée par handtracking.js, aucun couplage JS requis. */
body.camera-mode #bg-viz {
  opacity: 0;
}

/* ══════════════════════════════════════════
   WEBCAM / HAND CURSOR
   ══════════════════════════════════════════ */
#webcam-feed {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  transform: scaleX(-1);
  opacity: 0;
  transition: opacity 0.4s;
  pointer-events: none;
  z-index: 0;
}

body.camera-mode .qsm {
  background: transparent;
}
body.camera-mode .zone-play,
body.camera-mode .zone-compose,
body.camera-mode .zone-sculpt,
body.camera-mode .qsm-header {
  background: rgba(18,20,28,0.55);
}
body.camera-mode .pad {
  background: linear-gradient(155deg, rgba(27,32,41,0.55) 0%, rgba(16,19,26,0.55) 100%);
}

#hand-cursor {
  position: fixed;
  top: 0;
  left: 0;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--magenta);
  background: rgba(255, 63, 168, 0.15);
  pointer-events: none;
  z-index: 9999;
  display: none;
  transition: width 0.07s, height 0.07s, background 0.07s, border-color 0.07s;
}

#hand-cursor.pinching {
  width: 10px;
  height: 10px;
  background: rgba(255, 63, 168, 0.7);
  border-color: #fff;
}

/* ══════════════════════════════════════════
   OVERLAYS GÉNÉRIQUES (modal, mixer…)
   ══════════════════════════════════════════ */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.overlay-content {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 40px 100px rgba(0,0,0,0.85), 0 0 0 1px var(--border);
  max-width: 420px;
  width: 90%;
  max-height: 88vh;
  overflow-y: auto;
  padding: 26px 30px 22px;
  position: relative;
  font-family: var(--font-ui);
}

.overlay-content h3 {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 12px;
}

.overlay-content p {
  font-size: 12px;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 10px;
}

.overlay-content ul {
  list-style: none;
  padding: 0;
  margin-bottom: 4px;
}

.overlay-content ul li {
  font-size: 11px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  padding: 5px 0;
  border-bottom: 1px solid var(--border);
}

.overlay-content ul li:last-child {
  border-bottom: none;
}

.overlay-content code {
  color: var(--cyan);
  background: var(--panel-alt);
  border-radius: 3px;
  padding: 1px 5px;
}

.overlay-close {
  position: absolute;
  top: 10px;
  right: 14px;
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-dim);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  line-height: 1;
  transition: color 0.15s;
}
@media (hover: hover) and (pointer: fine) {
  .overlay-close:hover { color: var(--text); }
}

/* Mixer */
.mixer-content {
  max-width: 540px;
}

.mixer-sliders {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 12px;
}

.mixer-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mixer-label {
  font-size: 11px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  width: 120px;
  flex-shrink: 0;
}

.mixer-slider {
  flex: 1;
  accent-color: var(--cyan);
}

.mixer-val {
  font-size: 10px;
  color: var(--text-dim);
  width: 28px;
  text-align: right;
  font-family: var(--font-mono);
}

/* Même gabarit pour les deux boutons ⚙ (channel strip) et ✎ (sample edit) — seule la couleur
   de bordure au survol change, cf. règles hover séparées ci-dessous. */
.mixer-edit-btn,
.mixer-editwave-btn {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-size: 11px;
  width: 22px;
  height: 22px;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s;
}
@media (hover: hover) and (pointer: fine) {
  .mixer-edit-btn:hover { color: var(--text); border-color: var(--violet-dim); }
  .mixer-editwave-btn:hover { color: var(--text); border-color: var(--cyan-dim); }
}

/* Mute / Solo par pad (Phase 4) */
.mixer-mute-btn,
.mixer-solo-btn {
  flex-shrink: 0;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  width: 22px;
  height: 22px;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s, background 0.12s;
}

.mixer-mute-btn.engaged {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

.mixer-solo-btn.engaged {
  color: #06070b;
  background: var(--mint);
  border-color: var(--mint);
}

.mixer-strip {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 2px 0 10px;
  padding: 10px 10px 10px 130px;
  background: rgba(139,92,246,0.06);
  border: 1px solid var(--violet-dim);
  border-radius: 6px;
}

.mixer-strip-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.mixer-strip-label {
  font-size: 9px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  width: 52px;
  flex-shrink: 0;
}

.mixer-strip-slider {
  flex: 1;
  accent-color: var(--violet);
}

.mixer-strip-val {
  font-size: 10px;
  color: var(--text-dim);
  width: 46px;
  text-align: right;
  font-family: var(--font-mono);
}

.mixer-strip-select {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 3px 4px;
}

/* FX Rack (bus master) */
.fx-rack-content {
  max-width: 480px;
}

.fx-rack-modules {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 12px;
}

.fx-module {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  background: var(--panel-alt);
}

.fx-module-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.fx-module-title {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.fx-bypass-btn {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  padding: 3px 10px;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s, background 0.12s;
}

.fx-bypass-btn.engaged {
  color: #06070b;
  background: var(--mint);
  border-color: var(--mint);
}

.fx-module-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}

.fx-module-label {
  font-size: 9px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  width: 70px;
  flex-shrink: 0;
}

.fx-module-slider {
  flex: 1;
  accent-color: var(--cyan);
}

.fx-module-select {
  flex: 1;
  height: 22px;
}

.fx-module-val {
  font-size: 10px;
  color: var(--text-dim);
  width: 48px;
  text-align: right;
  font-family: var(--font-mono);
}

/* Sequencer (Phase 3) */
.sequencer-content {
  max-width: 640px;
  max-height: 78vh;
  overflow-y: auto;
  overflow-x: auto;
}

.sequencer-toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 12px 0 14px;
}

.swing-lbl {
  font-size: 10px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
}

#swing-slider {
  flex: 1;
  accent-color: var(--magenta);
}

#swing-val {
  font-size: 10px;
  color: var(--text-dim);
  width: 32px;
  text-align: right;
  font-family: var(--font-mono);
}

/* Export WAV du pattern (pattern-export.js, injecté en fin de .sequencer-toolbar) */
.seq-export {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 12px;
  flex-shrink: 0;
}

#export-bars-select {
  height: 24px;
}

#btn-export-wav {
  padding: 5px 10px;
}

.sequencer-grid {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.seq-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.seq-row-label {
  font-size: 9.5px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  width: 92px;
  flex-shrink: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.seq-row-cells {
  display: grid;
  /* Fallback : le nombre réel de colonnes (longueur de la ligne, 8/12/16/32) est posé en
     style inline par renderGrid() (sequencer.js), qui surcharge cette valeur. */
  grid-template-columns: repeat(16, 1fr);
  gap: 3px;
  flex: 1;
}

.seq-step {
  aspect-ratio: 1;
  min-width: 16px;
  border: 1px solid var(--border);
  border-radius: 3px;
  background: var(--panel-alt);
  cursor: pointer;
  padding: 0;
  transition: background 0.1s, border-color 0.1s, box-shadow 0.1s;
}
@media (hover: hover) and (pointer: fine) {
  .seq-step:hover { border-color: var(--magenta-dim); }
}

.seq-step-beat { border-color: rgba(255,255,255,0.16); }

.seq-step.active {
  background: var(--magenta);
  border-color: var(--magenta);
}

.seq-step.playhead {
  box-shadow: 0 0 0 2px var(--cyan);
}

.tp-btn.play.seq-active {
  background: var(--magenta);
  color: #fff;
  border-color: var(--magenta);
}

/* Bouton PLAY dédié dans le panneau SEQUENCER (buildSequencerControls insère les barres
   PATTERN/SONG au-dessus de .sequencer-toolbar, ce bouton reste dans .sequencer-toolbar) —
   même logique de couleur active que .tp-btn.play.seq-active, sans dépendre du transport
   COMPOSE masqué derrière l'overlay. */
.seq-play-btn.seq-active {
  background: var(--magenta);
  color: #fff;
  border-color: var(--magenta);
}

/* Multi-patterns + song mode + live rec — barres PATTERN / SONG du panneau SEQUENCER
   (générées par buildSequencerControls() dans sequencer.js) */
.seq-patterns-bar,
.seq-song-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.seq-bar-lbl {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.seq-pattern-btns {
  display: flex;
  gap: 5px;
}

/* Gabarit partagé avec .bank-btn (voir plus haut) — actif en magenta (zone COMPOSE),
   .playing = pattern en cours de lecture quand il diffère du pattern édité (song mode). */
.seq-pattern-btn.active {
  color: var(--text);
  border-color: var(--magenta);
}
.seq-pattern-btn.playing {
  color: var(--text);
  border-color: var(--cyan-dim);
  box-shadow: 0 0 6px var(--cyan-dim);
}

#seq-length-select,
.seq-row-length {
  height: 24px;
}

.seq-row-length {
  width: 54px;
  flex-shrink: 0;
}

.song-chain {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  min-height: 22px;
  flex: 1;
}

.song-chain-empty {
  font-size: 9.5px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.song-chip,
.song-add-btn {
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  min-width: 26px;
  height: 22px;
  padding: 0 5px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 10px;
  cursor: pointer;
  transition: border-color 0.12s;
}

.song-chip { border-color: var(--magenta-dim); }
.song-chip:hover { border-color: var(--magenta); }

.song-add-btns {
  display: flex;
  gap: 4px;
}
.song-add-btn:hover { border-color: var(--cyan-dim); }

/* Macros (Phase 4) */
.macros-content {
  max-width: 420px;
}

.macros-modules {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 14px;
}

.macro-module {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 12px 8px;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.macro-lbl {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.macro-select {
  width: 100%;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 9.5px;
  padding: 4px;
}

/* MIDI-learn par macro : bouton LEARN (gabarit .util-btn, .armed rouge partagé) + badge CC
   assigné + ✕ pour désassigner. */
.macro-midi-row {
  display: flex;
  align-items: center;
  gap: 6px;
  width: 100%;
}

.macro-learn-btn {
  padding: 4px 8px;
  font-size: 8.5px;
}

.macro-cc-label {
  flex: 1;
  font-size: 9.5px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  text-align: center;
}

.macro-cc-clear {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-size: 10px;
  width: 20px;
  height: 20px;
  line-height: 1;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s;
}
@media (hover: hover) and (pointer: fine) {
  .macro-cc-clear:hover { color: #fff; border-color: var(--red); background: var(--red); }
}

/* Sample Edit — waveform, trim, reverse, normalize (Phase 5) */
.sample-edit-content {
  max-width: 540px;
}

.sample-edit-body {
  margin-top: 12px;
}

.waveform-wrap {
  position: relative;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-alt);
  overflow: hidden;
  touch-action: none;
}

.waveform-canvas {
  display: block;
  width: 100%;
  height: 140px;
}

.trim-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 10px;
  margin-left: -5px;
  cursor: ew-resize;
  background: transparent;
}

.trim-handle::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 4px;
  width: 2px;
  background: var(--magenta);
}

.trim-handle::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 10px;
  height: 14px;
  background: var(--magenta);
  border-radius: 2px;
}

.sample-edit-toolbar {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

/* Sampling source — choix Fichier/Micro avant armement d'un pad (armSamplingTarget) */
.sampling-source-content {
  max-width: 420px;
}

.sampling-source-body {
  margin-top: 12px;
}

.sampling-source-error {
  font-size: 11px;
  color: var(--red);
  margin-bottom: 10px;
}

.sampling-source-choice {
  display: flex;
  gap: 10px;
}

.sampling-source-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 20px 10px;
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.12s, color 0.12s;
}
@media (hover: hover) and (pointer: fine) {
  .sampling-source-btn:hover { border-color: var(--cyan-dim); color: var(--cyan); }
}
.sampling-source-btn:active { transform: translateY(1px); }

.sampling-source-icon {
  font-size: 26px;
}

.sampling-source-countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 26px 0;
}

@keyframes sampling-countdown-pulse {
  0%, 100% { transform: scale(1);    opacity: 1; }
  50%       { transform: scale(1.12); opacity: 0.75; }
}
.sampling-countdown-value {
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 900;
  color: var(--cyan);
  text-shadow: 0 0 14px rgba(45,226,255,0.7), 0 0 28px rgba(45,226,255,0.35);
  animation: sampling-countdown-pulse 1s ease-in-out infinite;
}

.sampling-source-record {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding: 10px 0 4px;
}

.sampling-record-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--red);
}

@keyframes sampling-record-pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.35; }
}
.sampling-record-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 8px rgba(255,46,91,0.8);
  animation: sampling-record-pulse 0.7s ease-in-out infinite;
}

.sampling-record-actions {
  display: flex;
  gap: 8px;
  width: 100%;
}
.sampling-record-actions .util-btn {
  flex: 1;
}

/* Pré-écoute avant assignation (vue preview du panneau SAMPLING) : écouter le sample
   (fichier ou prise micro) avant de le poser sur le pad, avec possibilité de refaire. */
.sampling-source-preview {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 10px 0 4px;
}

.sampling-preview-name {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan);
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

.sampling-preview-actions {
  display: flex;
  gap: 8px;
  width: 100%;
}
.sampling-preview-actions .util-btn {
  flex: 1;
}

/* Projects — sauvegarde locale (Phase 6) */
.projects-content {
  max-width: 480px;
}

.projects-save-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

#project-name-input {
  flex: 1;
  min-width: 0;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 7px 10px;
}
#project-name-input:focus-visible {
  outline: none;
  border-color: var(--cyan);
}

.projects-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 14px 0;
  max-height: 220px;
  overflow-y: auto;
}

.projects-empty {
  font-size: 11px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  text-align: center;
  padding: 10px 0;
}

.project-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.project-row-info {
  flex: 1;
  min-width: 0;
}

.project-row-name {
  font-size: 11px;
  color: var(--text);
  font-family: var(--font-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-row-date {
  font-size: 9px;
  color: var(--text-dim);
  font-family: var(--font-mono);
}

.project-row-btn {
  flex-shrink: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  padding: 5px 8px;
  cursor: pointer;
  transition: color 0.12s, border-color 0.12s;
}
@media (hover: hover) and (pointer: fine) {
  .project-row-btn:hover { color: var(--text); border-color: var(--cyan-dim); }
  .project-row-btn.danger:hover { color: #fff; border-color: var(--red); background: var(--red); }
}

/* EXPORT JSON / IMPORT JSON côte à côte en bas du panneau PROJECTS */
.projects-io-row {
  display: flex;
  gap: 8px;
}
.projects-io-row .util-btn {
  flex: 1;
  padding: 10px 12px;
}

/* Recordings — 4 emplacements FIFO, persistés en IndexedDB */
.recordings-content {
  max-width: 480px;
}

.recordings-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
  max-height: 320px;
  overflow-y: auto;
}

.recordings-empty {
  font-size: 11px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  text-align: center;
  padding: 10px 0;
}

.recording-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--panel-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: border-color 0.15s;
}
@media (hover: hover) and (pointer: fine) {
  .recording-row:hover { border-color: var(--cyan-dim); }
}

.recording-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.recording-row-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
}

.recording-row-label {
  font-size: 10px;
  color: var(--text);
  font-family: var(--font-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.recording-time {
  font-size: 9px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.recording-seek {
  width: 100%;
  accent-color: var(--magenta);
}

/* Base commune des 4 boutons d'action (play/loop/download/delete) : même gabarit circulaire,
   seule la couleur d'accent change — cohérent avec le glow cyan/magenta déjà utilisé pour les
   pads actifs (.pad.hit) ailleurs dans l'app. */
.recording-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s, box-shadow 0.15s, transform 0.08s;
}
.recording-icon-btn:active { transform: scale(0.9); }

.recording-play-btn {
  width: 38px;
  height: 38px;
  font-size: 13px;
  color: var(--magenta);
  border-color: var(--magenta-dim);
  background: linear-gradient(155deg, rgba(255,63,168,0.16) 0%, rgba(139,92,246,0.10) 100%);
}
@media (hover: hover) and (pointer: fine) {
  .recording-play-btn:hover {
    border-color: var(--magenta);
    box-shadow: 0 0 12px var(--magenta-dim);
  }
}

@keyframes recording-play-pulse {
  0%, 100% { box-shadow: 0 0 6px var(--magenta-dim); }
  50%      { box-shadow: 0 0 16px var(--magenta-dim), 0 0 26px var(--violet-dim); }
}
.recording-play-btn.playing {
  border-color: var(--magenta);
  animation: recording-play-pulse 1.1s ease-in-out infinite;
}

.recording-loop-btn.active {
  color: #06070b;
  background: var(--cyan);
  border-color: var(--cyan);
  box-shadow: 0 0 10px var(--cyan-dim);
}

.recording-loop-btn {
  color: var(--cyan);
  border-color: var(--cyan-dim);
}

.recording-delete-btn {
  color: var(--red);
  border-color: rgba(255,46,91,0.35);
}

.recording-download-btn {
  color: var(--magenta);
  border-color: var(--magenta);
}

@media (hover: hover) and (pointer: fine) {
  .recording-loop-btn:hover:not(.active) { color: var(--text); border-color: var(--cyan-dim); }
  .recording-download-btn:hover {
    background: var(--magenta);
    color: #06070b;
    box-shadow: 0 0 10px var(--magenta-dim);
  }
  .recording-delete-btn:hover {
    color: #fff;
    background: var(--red);
    border-color: var(--red);
    box-shadow: 0 0 10px rgba(255,46,91,0.5);
  }
}

.recording-tooltip {
  position: fixed;
  transform: translate(-50%, -100%);
  margin-top: -8px;
  background: var(--panel);
  border: 1px solid var(--cyan-dim);
  border-radius: 6px;
  padding: 5px 9px;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
  z-index: 10000;
}
.recording-tooltip.visible {
  opacity: 1;
  visibility: visible;
}

/* ══════════════════════════════════════════
   UTILITAIRES
   ══════════════════════════════════════════ */
.hidden { display: none !important; }

button:focus-visible,
input:focus-visible,
select:focus-visible,
.pad:focus-visible,
.knob:focus-visible {
  outline: 2px solid var(--cyan-dim);
  outline-offset: 2px;
}

/* ══════════════════════════════════════════
   RESPONSIVE — TABLETTE ≤ 1024px
   Reflow vertical, scroll normal
   ══════════════════════════════════════════ */
@media (max-width: 1024px) {
  body {
    display: block;
    padding: 0;
  }

  .qsm {
    width: 100%;
    max-width: 520px;
    margin: 0 auto;
    border-radius: 0;
  }

  .qsm-body {
    flex-direction: column;
  }

  .zone-compose,
  .zone-sculpt {
    width: 100%;
  }

  /* Les knobs SCULPT et le bouton MACROS restent visibles ≤1024px : le tactile utilise
     désormais un geste circulaire dédié (attachRotaryTouch dans ui.js, consommé par
     fx.js/macros.js) au lieu du drag vertical qui justifiait leur masquage — ne pas les
     re-masquer sans retirer ce geste. En reflow vertical, les knobs passent en ligne. */
  .zone-sculpt .knobs {
    flex-direction: row;
    justify-content: space-around;
    align-items: flex-start;
    gap: 10px;
  }

  .lcd-screen {
    padding: 8px 10px;
  }

  .pad-grid {
    gap: 8px;
  }

  .pad {
    min-height: 80px;
  }

  .tp-btn {
    padding: 6px 2px;
    font-size: 11px;
    letter-spacing: 0;
  }

  /* Évite tout débordement en colonne étroite (Phase 7) : ARM + sélecteur de subdivision
     passent à la ligne plutôt que de forcer une largeur minimale sur .note-repeat-section. */
  .note-repeat-controls {
    flex-wrap: wrap;
  }

  /* Toggle clavier physique desktop uniquement (Phase 8) : sans clavier physique, sans utilité. */
  .keyboard-layout-section {
    display: none;
  }

  /* Le bouton SAVE reste à taille fixe, le champ nom se réduit avant de passer à la ligne. */
  .projects-save-row {
    flex-wrap: wrap;
  }
  #project-name-input {
    min-width: 120px;
  }
}

/* ══════════════════════════════════════════
   RESPONSIVE — MOBILE ≤ 600px
   ══════════════════════════════════════════ */
@media (max-width: 600px) {
  .qsm { max-width: 100%; }

  .qsm-header {
    flex-wrap: wrap;
    row-gap: 8px;
  }

  .qsm-utility {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .util-btn {
    padding: 6px 9px;
    font-size: 9px;
  }

  .pad-grid { gap: 6px; }

  .pad {
    min-height: 70px;
    padding: 6px 8px 8px;
  }

  .pad-key   { font-size: clamp(9px, 2.5vw, 11px); }
  .pad-label { font-size: clamp(8px, 2vw, 10px); }

  .tp-btn {
    padding: 9px 4px;
  }
  .tp-btn .tp-label,
  .tp-btn .count-in-digits {
    display: none;
  }
  .tp-btn .tp-icon {
    width: 18px;
    height: 18px;
  }

  /* MIXER : la ligne (label + slider + valeur + 4 boutons ≈ 296px fixes) ne tient pas
     sous ~400px de large — on la fait passer sur 2 lignes plutôt que déborder. */
  .mixer-row {
    flex-wrap: wrap;
  }
  .mixer-label {
    width: 100%;
    order: -1;
  }

  /* Le padding-left de 130px alignait le channel strip sur le label de la ligne
     collapsed — inutile une fois la ligne wrappée, et mangeait toute la largeur utile. */
  .mixer-strip {
    padding-left: 10px;
  }

  /* SEQUENCER : 16 steps × min-width 16px + label 92px ≈ 400px, plus large que le
     panneau sur mobile. On réduit le label et on le fixe pendant le scroll horizontal
     pour ne pas perdre de vue quel pad on édite. */
  .seq-row-label {
    width: 60px;
    position: sticky;
    left: 0;
    background: var(--panel);
    z-index: 1;
  }
}

/* ══════════════════════════════════════════
   PREFERS-REDUCED-MOTION (Phase 7, accessibilité)
   ══════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  .pad,
  .pad.hit,
  .pad:active {
    transition-duration: 0.01ms;
  }

  /* Pulse .looping en boucle infinie (LOOP actif) — remplacée par un état statique équivalent
     plutôt que désactivée sans alternative visuelle, sinon un pad en boucle redevient
     indiscernable d'un pad inactif. */
  .pad.looping {
    animation: none;
    background: linear-gradient(155deg, rgba(45,226,255,0.28) 0%, rgba(255,63,168,0.22) 100%);
    border-color: var(--cyan);
    box-shadow: 0 0 18px var(--cyan-dim), 0 0 34px var(--magenta-dim);
  }

  .recording-play-btn.playing {
    animation: none;
    box-shadow: 0 0 12px var(--magenta-dim);
  }

  .sampling-record-dot {
    animation: none;
  }

  .sampling-countdown-value {
    animation: none;
  }

  .seq-step {
    transition-duration: 0.01ms;
  }

  .knob::after {
    transition-duration: 0.01ms;
  }

  .recording-tooltip { transition-duration: 0.01ms; }
}