/* =====================================================================
   COHÉRENCE — Feuille de styles
   Design premium : glassmorphism, néons, profondeur, dégradés animés.
   Organisation :
     1. Variables & thèmes
     2. Base & reset
     3. Arrière-plans animés
     4. En-tête
     5. Scène (programmes, sphère, métriques, contrôles)
     6. Panneaux (audio, stats, réglages)
     7. Calendrier & badges
     8. Écran de fin & toast
     9. Accessibilité & responsive
   ===================================================================== */

/* ----------------------------------------------------------------
   1. VARIABLES & THÈMES
   Chaque thème redéfinit les couleurs d'accent et la nébuleuse.
---------------------------------------------------------------- */
:root {
  --bg: #05070b;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-strong: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.10);
  --text: #eef2f8;
  --text-dim: rgba(238, 242, 248, 0.6);
  --text-faint: rgba(238, 242, 248, 0.38);

  --accent-1: #2f80ff;   /* bleu électrique */
  --accent-2: #19e3ff;   /* cyan            */
  --accent-3: #8b5cff;   /* violet          */

  --glow-1: rgba(47, 128, 255, 0.55);
  --glow-2: rgba(25, 227, 255, 0.5);
  --glow-3: rgba(139, 92, 255, 0.5);

  --radius: 20px;
  --radius-sm: 14px;
  --blur: 22px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);

  --text-scale: 1;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", "Helvetica Neue", system-ui, sans-serif;
}

/* Thèmes : on ne change que les accents + l'ambiance de fond.
   Les canvases lisent ces variables via getComputedStyle. */
[data-theme="cosmos"]  { --accent-1:#2f80ff; --accent-2:#19e3ff; --accent-3:#8b5cff; --bg:#05070b; }
[data-theme="ocean"]   { --accent-1:#0a84ff; --accent-2:#22d3ee; --accent-3:#0ea5a8; --bg:#03080f; }
[data-theme="forest"]  { --accent-1:#34d399; --accent-2:#a3e635; --accent-3:#10b981; --bg:#04090a; }
[data-theme="cyberpunk"]{ --accent-1:#ff2bd6; --accent-2:#00e5ff; --accent-3:#ffd400; --bg:#0a0410; }
[data-theme="aurora"]  { --accent-1:#22d3a7; --accent-2:#6ee7ff; --accent-3:#c084fc; --bg:#040a0d; }
[data-theme="zen"]     { --accent-1:#f5b971; --accent-2:#f7e7ce; --accent-3:#e8a0bf; --bg:#0b0808; }

/* Recalcule les halos quand le thème change */
[data-theme] {
  --glow-1: color-mix(in srgb, var(--accent-1) 55%, transparent);
  --glow-2: color-mix(in srgb, var(--accent-2) 50%, transparent);
  --glow-3: color-mix(in srgb, var(--accent-3) 50%, transparent);
}

/* Contraste élevé */
body.high-contrast {
  --text: #ffffff;
  --text-dim: rgba(255,255,255,0.85);
  --text-faint: rgba(255,255,255,0.6);
  --border: rgba(255,255,255,0.3);
  --surface: rgba(255,255,255,0.10);
}

/* ----------------------------------------------------------------
   2. BASE & RESET
---------------------------------------------------------------- */
* { box-sizing: border-box; margin: 0; padding: 0; }

/* Garantit que l'attribut [hidden] l'emporte sur les display: flex/inline-flex */
[hidden] { display: none !important; }

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: calc(16px * var(--text-scale));
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  position: relative;
  overscroll-behavior: none;
}

button { font-family: inherit; cursor: pointer; color: inherit; }
svg { width: 100%; height: 100%; }
.icon-btn svg, .ctrl svg, .chip svg {
  fill: none; stroke: currentColor; stroke-width: 1.8;
  stroke-linecap: round; stroke-linejoin: round;
}
.header-actions svg { width: 22px; height: 22px; }

:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: 8px;
}

/* ----------------------------------------------------------------
   3. ARRIÈRE-PLANS ANIMÉS
---------------------------------------------------------------- */
.bg-canvas {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  z-index: 0;
  display: block;
}

/* Dégradé d'ambiance qui respire lentement derrière la scène */
.ambient-gradient {
  position: fixed; inset: -20%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(40% 40% at 30% 30%, var(--glow-3), transparent 60%),
    radial-gradient(45% 45% at 70% 65%, var(--glow-1), transparent 62%),
    radial-gradient(35% 35% at 55% 20%, var(--glow-2), transparent 60%);
  opacity: 0.5;
  filter: blur(40px);
  animation: ambientDrift 26s var(--ease) infinite alternate;
  will-change: transform, opacity;
}
@keyframes ambientDrift {
  0%   { transform: translate3d(-3%, -2%, 0) scale(1);   opacity: 0.42; }
  50%  { transform: translate3d(2%, 3%, 0)  scale(1.08); opacity: 0.6;  }
  100% { transform: translate3d(3%, -3%, 0) scale(1.04); opacity: 0.5;  }
}

/* ----------------------------------------------------------------
   4. EN-TÊTE
---------------------------------------------------------------- */
.app-header {
  position: relative; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px clamp(16px, 4vw, 40px);
  padding-top: calc(18px + env(safe-area-inset-top));
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--accent-2), var(--accent-1));
  box-shadow: 0 0 14px var(--glow-2), 0 0 28px var(--glow-1);
  animation: pulseDot 3.6s ease-in-out infinite;
}
@keyframes pulseDot { 0%,100%{transform:scale(1);opacity:.9} 50%{transform:scale(1.25);opacity:1} }
.brand-name {
  font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase;
  font-size: 0.82rem; color: var(--text-dim);
}
.header-actions { display: flex; gap: 8px; }

.icon-btn {
  width: 42px; height: 42px; display: grid; place-items: center;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(var(--blur)); -webkit-backdrop-filter: blur(var(--blur));
  color: var(--text-dim);
  transition: transform .25s var(--ease), color .25s, background .25s, box-shadow .25s;
}
.icon-btn:hover {
  color: var(--text); transform: translateY(-2px);
  box-shadow: 0 6px 24px var(--glow-1);
  background: var(--surface-strong);
}
.icon-btn:active { transform: scale(.94); }

/* ----------------------------------------------------------------
   5. SCÈNE
---------------------------------------------------------------- */
.stage {
  position: relative; z-index: 4;
  flex: 1;
  display: flex; flex-direction: column; align-items: center;
  gap: clamp(14px, 2.4vh, 26px);
  padding: 8px clamp(14px, 4vw, 40px) calc(28px + env(safe-area-inset-bottom));
}

/* --- Programmes (puces défilantes) --- */
.programs { width: 100%; max-width: 760px; overflow: hidden; }
.programs-track {
  display: flex; gap: 10px; overflow-x: auto;
  padding: 4px 2px 10px;
  scrollbar-width: none; scroll-snap-type: x mandatory;
  justify-content: flex-start;
}
.programs-track::-webkit-scrollbar { display: none; }
.prog {
  flex: 0 0 auto; scroll-snap-align: center;
  padding: 10px 16px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(var(--blur)); -webkit-backdrop-filter: blur(var(--blur));
  color: var(--text-dim);
  display: flex; flex-direction: column; align-items: center; gap: 1px;
  transition: all .3s var(--ease);
  white-space: nowrap;
}
.prog b { font-size: 0.9rem; color: var(--text); font-weight: 600; }
.prog small { font-size: 0.68rem; color: var(--text-faint); letter-spacing: .02em; }
.prog:hover { transform: translateY(-2px); border-color: var(--glow-2); }
.prog.active {
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-1) 30%, transparent), color-mix(in srgb, var(--accent-3) 28%, transparent));
  border-color: transparent;
  box-shadow: 0 8px 30px var(--glow-1), inset 0 0 0 1px var(--glow-2);
}
.prog.active b, .prog.active small { color: #fff; }

/* --- Zone sphère --- */
.breath-zone {
  display: flex; flex-direction: column; align-items: center;
  gap: clamp(16px, 3vh, 30px); width: 100%;
}
.breath-wrap {
  position: relative;
  width: min(78vw, 56vh, 460px);
  aspect-ratio: 1;
  display: grid; place-items: center;
}
.breath-canvas { width: 100%; height: 100%; display: block; }

.breath-overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  pointer-events: none; text-align: center;
}
.phase-label {
  font-size: clamp(1.5rem, 5vw, 2.3rem); font-weight: 600;
  letter-spacing: 0.01em;
  text-shadow: 0 0 24px var(--glow-2);
  transition: opacity .4s, transform .4s;
}
.phase-count {
  margin-top: 6px; font-size: 1rem; color: var(--text-dim);
  font-variant-numeric: tabular-nums; min-height: 1.2em;
}

/* --- Métriques --- */
.metrics {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 10px; width: 100%; max-width: 540px;
}
.metric {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(var(--blur)); -webkit-backdrop-filter: blur(var(--blur));
  padding: 12px 8px; text-align: center;
  display: flex; flex-direction: column; gap: 3px;
}
.metric-value {
  font-size: clamp(1rem, 3.6vw, 1.35rem); font-weight: 600;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(120deg, var(--accent-2), var(--accent-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.metric-label { font-size: 0.66rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: .06em; }

/* --- Contrôles --- */
.controls { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }
.ctrl {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px;
  background: var(--surface-strong); border: 1px solid var(--border);
  backdrop-filter: blur(var(--blur)); -webkit-backdrop-filter: blur(var(--blur));
  color: var(--text); font-weight: 600; font-size: 0.92rem;
  transition: transform .25s var(--ease), box-shadow .25s, background .25s;
}
.ctrl svg { width: 18px; height: 18px; }
.ctrl:hover { transform: translateY(-2px); box-shadow: 0 10px 30px var(--glow-1); }
.ctrl:active { transform: scale(.96); }
.ctrl-primary {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-3));
  border-color: transparent;
  box-shadow: 0 8px 30px var(--glow-1), 0 0 0 1px var(--glow-2) inset;
}
.ctrl-primary svg { fill: currentColor; stroke: none; }

/* --- Barre rapide --- */
.quickbar { display: flex; gap: 10px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 16px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(var(--blur)); -webkit-backdrop-filter: blur(var(--blur));
  color: var(--text-dim); font-size: 0.84rem; font-weight: 500;
  transition: all .25s var(--ease);
}
.chip svg { width: 16px; height: 16px; }
.chip[aria-pressed="true"] {
  color: #fff; border-color: transparent;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-1) 40%, transparent), color-mix(in srgb, var(--accent-3) 38%, transparent));
  box-shadow: 0 6px 22px var(--glow-1);
}
.chip:hover { transform: translateY(-1px); }

/* ----------------------------------------------------------------
   6. PANNEAUX
---------------------------------------------------------------- */
.panel {
  position: fixed; z-index: 30;
  background: rgba(10, 14, 22, 0.72);
  border: 1px solid var(--border);
  backdrop-filter: blur(30px) saturate(1.4); -webkit-backdrop-filter: blur(30px) saturate(1.4);
  color: var(--text);
}
.panel[hidden] { display: none; }

.panel-bottom {
  left: 50%; bottom: calc(16px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  width: min(94vw, 620px);
  border-radius: var(--radius);
  padding: 18px 20px 22px;
  box-shadow: 0 20px 60px rgba(0,0,0,.55);
  animation: panelUp .4s var(--ease);
}
@keyframes panelUp { from{opacity:0; transform:translate(-50%, 24px)} to{opacity:1; transform:translate(-50%,0)} }

.panel-modal {
  left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(94vw, 560px); max-height: 86dvh; overflow-y: auto;
  border-radius: var(--radius); padding: 22px;
  box-shadow: 0 30px 90px rgba(0,0,0,.6);
  animation: modalIn .4s var(--ease);
}
@keyframes modalIn { from{opacity:0; transform:translate(-50%,-46%) scale(.97)} to{opacity:1; transform:translate(-50%,-50%) scale(1)} }

.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.panel-head h2 { font-size: 1.2rem; font-weight: 600; }
.close-btn { width: 34px; height: 34px; font-size: 1rem; }

.scrim {
  position: fixed; inset: 0; z-index: 20;
  background: rgba(2,4,8,.55);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  animation: fade .3s ease;
}
.scrim[hidden] { display: none; }
@keyframes fade { from{opacity:0} to{opacity:1} }

/* Ambiances */
.ambiances { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 16px; }
.amb {
  aspect-ratio: 1; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  color: var(--text-dim); font-size: 0.72rem; transition: all .25s var(--ease);
}
.amb .amb-ico { font-size: 1.4rem; }
.amb:hover { transform: translateY(-2px); border-color: var(--glow-2); }
.amb.active {
  color: #fff; border-color: transparent;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent-1) 36%, transparent), color-mix(in srgb, var(--accent-3) 34%, transparent));
  box-shadow: 0 8px 26px var(--glow-1);
}

/* Sliders & rows */
.slider-row { display: flex; align-items: center; gap: 12px; }
.slider-row label { font-size: 0.85rem; color: var(--text-dim); min-width: 56px; }
.slider-val { font-size: 0.8rem; color: var(--text-dim); min-width: 44px; text-align: right; font-variant-numeric: tabular-nums; }

input[type="range"] {
  flex: 1; -webkit-appearance: none; appearance: none; height: 6px; border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-2), var(--accent-3));
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%;
  background: #fff; box-shadow: 0 0 0 4px var(--glow-2), 0 2px 8px rgba(0,0,0,.4); cursor: pointer;
}
input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px; border: none; border-radius: 50%;
  background: #fff; box-shadow: 0 0 0 4px var(--glow-2); cursor: pointer;
}

.section-title { margin: 18px 0 10px; font-size: 0.78rem; text-transform: uppercase; letter-spacing: .12em; color: var(--text-faint); }
.row { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.row > label:not(.switch) { font-size: 0.86rem; color: var(--text-dim); }

select, input[type="number"], input[type="time"] {
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  border-radius: 10px; padding: 8px 10px; font-family: inherit; font-size: 0.9rem;
}
input[type="number"] { width: 64px; }

.switch { display: inline-flex; align-items: center; gap: 10px; font-size: 0.88rem; color: var(--text-dim); cursor: pointer; }
.switch input { appearance: none; -webkit-appearance: none; width: 42px; height: 24px; border-radius: 999px; background: var(--surface-strong); border: 1px solid var(--border); position: relative; transition: background .25s; flex: 0 0 auto; }
.switch input::after { content:""; position:absolute; top:2px; left:2px; width:18px; height:18px; border-radius:50%; background:#fff; transition: transform .25s var(--ease); }
.switch input:checked { background: linear-gradient(135deg, var(--accent-1), var(--accent-3)); border-color: transparent; }
.switch input:checked::after { transform: translateX(18px); }

.custom-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 12px; }
.custom-grid label { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: var(--text-dim); }

.text-btn {
  width: 100%; padding: 12px; border-radius: 12px; margin-top: 6px;
  background: var(--surface-strong); border: 1px solid var(--border); color: var(--text);
  font-weight: 600; font-size: 0.88rem; transition: all .25s var(--ease);
}
.text-btn:hover { background: var(--surface); box-shadow: 0 8px 24px var(--glow-1); transform: translateY(-1px); }
.text-btn.danger { color: #ff8b8b; border-color: rgba(255,120,120,.25); }
.text-btn.inline-btn { width: auto; margin-top: 0; padding: 9px 16px; }
.hint { font-size: 0.76rem; color: var(--text-faint); margin-top: 8px; line-height: 1.5; }

/* ----------------------------------------------------------------
   7. STATS / CALENDRIER / BADGES
---------------------------------------------------------------- */
.stat-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 10px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 8px; text-align: center; display: flex; flex-direction: column; gap: 4px; }
.stat-num { font-size: 1.15rem; font-weight: 700; background: linear-gradient(120deg,var(--accent-2),var(--accent-3)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-cap { font-size: 0.64rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: .05em; }

.calendar { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px; }
.cal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; font-weight: 600; }
.cal-head .icon-btn { width: 32px; height: 32px; font-size: 1.1rem; }
.cal-weekdays, .cal-grid { display: grid; grid-template-columns: repeat(7,1fr); gap: 5px; }
.cal-weekdays span { text-align: center; font-size: 0.66rem; color: var(--text-faint); padding: 4px 0; }
.cal-cell {
  aspect-ratio: 1; border-radius: 9px; display: grid; place-items: center;
  font-size: 0.74rem; color: var(--text-dim); position: relative;
  background: rgba(255,255,255,0.02);
}
.cal-cell.empty { background: transparent; }
.cal-cell.today { outline: 1.5px solid var(--accent-2); color: #fff; }
.cal-cell.done {
  color: #fff; font-weight: 600;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-3));
  box-shadow: 0 4px 14px var(--glow-1);
}
.cal-cell .cal-badge {
  position: absolute; top: 2px; right: 3px; font-size: 0.55rem;
  background: rgba(0,0,0,.4); border-radius: 6px; padding: 0 3px;
}

.badges { display: grid; grid-template-columns: repeat(auto-fill, minmax(90px,1fr)); gap: 10px; }
.badge {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 12px 6px; text-align: center; display: flex; flex-direction: column; gap: 6px;
  opacity: .42; filter: grayscale(.6); transition: all .35s var(--ease);
}
.badge.unlocked { opacity: 1; filter: none; border-color: var(--glow-3); box-shadow: 0 6px 22px var(--glow-3); }
.badge .b-ico { font-size: 1.6rem; }
.badge .b-name { font-size: 0.62rem; color: var(--text-dim); line-height: 1.25; }
.badge.unlocked .b-name { color: var(--text); }

/* ----------------------------------------------------------------
   8. FIN DE SÉANCE & TOAST
---------------------------------------------------------------- */
.completion {
  position: fixed; inset: 0; z-index: 50;
  display: grid; place-items: center; padding: 24px;
  background: radial-gradient(circle at 50% 40%, rgba(10,16,30,.7), rgba(2,4,8,.92));
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
  animation: fade .5s ease;
}
.completion[hidden] { display: none; }
.completion-inner {
  position: relative; text-align: center; max-width: 460px; width: 100%;
  background: rgba(12,16,26,.7); border: 1px solid var(--border);
  border-radius: 28px; padding: 40px 28px; overflow: hidden;
  animation: modalIn .6s var(--ease);
}
.completion-glow {
  position: absolute; inset: -40% -10% auto; height: 60%;
  background: radial-gradient(circle, var(--glow-2), transparent 65%);
  filter: blur(30px); animation: ambientDrift 8s ease-in-out infinite alternate;
}
.completion h2 { font-size: 1.7rem; margin-bottom: 10px; position: relative; }
.completion-msg { color: var(--text-dim); margin-bottom: 22px; line-height: 1.55; position: relative; }
.completion-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 12px; margin-bottom: 24px; position: relative; }
.completion-stats div { display: flex; flex-direction: column; gap: 4px; }
.completion-stats span { font-size: 1.5rem; font-weight: 700; background: linear-gradient(120deg,var(--accent-2),var(--accent-3)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.completion-stats small { font-size: 0.66rem; color: var(--text-faint); text-transform: uppercase; letter-spacing: .05em; }
.completion-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; position: relative; }

.toast {
  position: fixed; left: 50%; bottom: calc(28px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  z-index: 60; padding: 12px 20px; border-radius: 999px;
  background: rgba(12,16,26,.9); border: 1px solid var(--border); color: var(--text);
  font-size: 0.86rem; box-shadow: 0 10px 30px rgba(0,0,0,.5);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  animation: toastIn .35s var(--ease);
}
.toast[hidden] { display: none; }
@keyframes toastIn { from{opacity:0; transform:translate(-50%,12px)} to{opacity:1; transform:translate(-50%,0)} }

.kbd-hint {
  position: fixed; right: 16px; bottom: calc(12px + env(safe-area-inset-bottom)); z-index: 5;
  font-size: 0.7rem; color: var(--text-faint);
}
kbd {
  background: var(--surface-strong); border: 1px solid var(--border);
  border-radius: 6px; padding: 1px 7px; font-family: inherit; font-size: 0.72rem;
}

/* ----------------------------------------------------------------
   9. ACCESSIBILITÉ & RESPONSIVE
---------------------------------------------------------------- */
@media (max-width: 560px) {
  .metrics { max-width: 100%; }
  .metric-label { font-size: 0.58rem; }
  .ambiances { grid-template-columns: repeat(4,1fr); }
  .custom-grid { grid-template-columns: 1fr; }
  .kbd-hint { display: none; }
  .ctrl { padding: 12px 18px; font-size: 0.86rem; }
}
@media (max-width: 380px) {
  .ambiances { grid-template-columns: repeat(3,1fr); }
}

/* Tablette : sphère un peu plus grande */
@media (min-width: 760px) and (max-width: 1100px) {
  .breath-wrap { width: min(60vh, 520px); }
}

/* Respecte la préférence système / l'option utilisateur */
@media (prefers-reduced-motion: reduce) {
  .ambient-gradient, .brand-dot, .completion-glow { animation: none !important; }
}
body.reduce-motion .ambient-gradient,
body.reduce-motion .brand-dot,
body.reduce-motion .completion-glow { animation: none !important; }