/* «Бит из ничего». Образ — карманный сэмплер: светло-серый корпус, резиновые клавиши,
   чёрный экранчик с пиксельными значками. Оранжевый — фон страницы и кнопка записи.
   У каждой из четырёх дорожек свой цвет. Никаких тонких рамок: только заливки и тени клавиш. */

@font-face { font-family: 'Unbounded'; src: url(fonts/unbounded-cyr.woff2) format('woff2'); font-weight: 200 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Unbounded'; src: url(fonts/unbounded-lat.woff2) format('woff2'); font-weight: 200 900; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Golos'; src: url(fonts/golos-cyr.woff2) format('woff2'); font-weight: 400 900; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Golos'; src: url(fonts/golos-lat.woff2) format('woff2'); font-weight: 400 900; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Mono'; src: url(fonts/mono-cyr.woff2) format('woff2'); font-weight: 100 800; font-display: swap; unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116; }
@font-face { font-family: 'Mono'; src: url(fonts/mono-lat.woff2) format('woff2'); font-weight: 100 800; font-display: swap; unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }

:root {
  --bg: #ff5b1a;
  --ink: #121212;
  --body: #e4e2dd;
  --body-low: #d6d3cc;
  --key: #f6f5f2;
  --key-edge: #b5b1a8;
  --key-dark: #27272b;
  --key-dark-edge: #08080a;
  --lcd: #0f0f11;
  --lcd-ink: #f3f1ec;
  --lcd-dim: #5e5d5a;
  --rec: #ff5b1a;
  --rec-edge: #b8370a;
  --on: #16b46b;
  --muted: #6e6b65;
  --t1: #3a66ff;
  --t2: #ffc21c;
  --t3: #15b26a;
  --t4: #ff4f9b;
  --radius: 12px;
  --font: 'Golos', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --display: 'Unbounded', var(--font);
  --mono: 'Mono', ui-monospace, Menlo, monospace;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 400 16px/1.4 var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
button { font: inherit; color: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }
button:focus-visible, input:focus-visible, [tabindex]:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; }
.screen :focus-visible, .sheet .wave-box :focus-visible { outline-color: var(--lcd-ink); }
[hidden] { display: none !important; }
h1, h2, h3, p { margin: 0; }

.page { max-width: 1200px; margin: 0 auto; padding: 0 24px calc(32px + env(safe-area-inset-bottom)); }

/* ——— шапка: огромное название на оранжевом, «динамик» пульсирует под бит ——— */
.top {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-areas: 'logo grille' 'lead grille';
  column-gap: 32px;
  align-items: end;
  padding: 36px 4px 28px;
}
.logo {
  grid-area: logo;
  font: 900 clamp(42px, 10.5vw, 132px)/0.86 var(--display);
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.lead {
  grid-area: lead;
  margin-top: 18px;
  max-width: 520px;
  font-size: 18px;
  line-height: 1.35;
  font-weight: 500;
  text-wrap: pretty;
}
.grille {
  grid-area: grille;
  width: 168px;
  height: 168px;
  border-radius: 28px;
  background: var(--body);
  box-shadow: 0 14px 30px rgba(80, 20, 0, 0.28), inset 0 2px 0 rgba(255, 255, 255, 0.6);
  display: grid;
  place-items: center;
  --pulse: 0;
}
.grille::before {
  content: '';
  width: 128px;
  height: 128px;
  background: radial-gradient(circle, var(--ink) 0 2.6px, transparent 3.2px) 0 0 / 12.8px 12.8px;
  -webkit-mask: radial-gradient(circle, #000 0 62%, transparent 63%);
  mask: radial-gradient(circle, #000 0 62%, transparent 63%);
  transform: scale(calc(1 + var(--pulse) * 0.09));
  transition: transform 0.05s linear;
}

/* ——— корпус ——— */
.device {
  background: var(--body);
  border-radius: 32px;
  padding: 26px;
  box-shadow: 0 34px 70px rgba(90, 24, 0, 0.38), inset 0 2px 0 rgba(255, 255, 255, 0.65), inset 0 -3px 0 rgba(0, 0, 0, 0.06);
}

/* экранчик */
.screen {
  background: var(--lcd);
  color: var(--lcd-ink);
  border-radius: 18px;
  padding: 18px 24px 22px;
  box-shadow: inset 0 0 0 4px #1d1d20, inset 0 10px 30px rgba(255, 255, 255, 0.04);
}
.screen-top { display: flex; align-items: center; gap: 28px; }
.tempo-read { display: flex; align-items: center; gap: 10px; }
.tempo-read b { font: 700 54px/1 var(--display); letter-spacing: -0.04em; font-variant-numeric: tabular-nums; min-width: 2.1em; }
.tempo-read span { font: 500 11px/1.25 var(--mono); color: var(--lcd-dim); text-transform: uppercase; letter-spacing: 0.06em; }
.leds { flex: 1; display: grid; grid-template-columns: repeat(16, 1fr); gap: 6px; max-width: 420px; }
.leds i { aspect-ratio: 1; max-width: 14px; border-radius: 50%; background: #2a2a2d; transition: background 0.08s; }
.leds i.beat { background: #45454a; }
.leds i.now { background: var(--lcd-ink); box-shadow: 0 0 10px rgba(255, 255, 255, 0.7); }
.screen-pattern { margin-left: auto; font: 600 13px/1.2 var(--mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--t2); text-align: right; }
.say {
  margin-top: 16px;
  min-height: 2.7em;
  font: 500 19px/1.35 var(--font);
  text-wrap: pretty;
  transition: opacity 0.25s;
}
.say.fade { opacity: 0; }
.say em { font-style: normal; color: var(--rec); }
.say .ask { color: var(--lcd-dim); }

/* ——— клавиши ——— */
.key {
  border: 0;
  border-radius: var(--radius);
  background: var(--key);
  min-height: 48px;
  padding: 0 18px;
  font-weight: 650;
  font-size: 15px;
  box-shadow: 0 3px 0 var(--key-edge), 0 6px 14px rgba(0, 0, 0, 0.08);
  transition: transform 0.06s, box-shadow 0.06s, background 0.12s, color 0.12s;
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
}
.key:active, .key.down { transform: translateY(3px); box-shadow: 0 0 0 var(--key-edge), 0 2px 6px rgba(0, 0, 0, 0.08); }
.key-dark { background: var(--key-dark); color: #fff; box-shadow: 0 3px 0 var(--key-dark-edge), 0 6px 14px rgba(0, 0, 0, 0.18); }
.key-dark:active { box-shadow: 0 0 0 var(--key-dark-edge); }
.key-sq { width: 48px; padding: 0; font-size: 22px; font-weight: 600; }
.key:disabled { opacity: 0.45; cursor: default; }
a.key { display: inline-flex; align-items: center; justify-content: center; text-decoration: none; color: inherit; }
a.key-dark { color: #fff; }

.lamp { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: #c4c0b8; margin-right: 9px; vertical-align: 1px; box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25); }
.key-toggle[aria-pressed='true'] .lamp { background: var(--on); box-shadow: 0 0 8px var(--on); }

.transport { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 22px; }
.key-play { min-width: 176px; min-height: 60px; font-size: 18px; display: inline-flex; align-items: center; gap: 12px; justify-content: center; background: var(--key-dark); color: #fff; box-shadow: 0 4px 0 var(--key-dark-edge), 0 8px 18px rgba(0, 0, 0, 0.2); }
.key-play:active { box-shadow: 0 0 0 var(--key-dark-edge); transform: translateY(4px); }
.play-ico { width: 0; height: 0; border-style: solid; border-width: 9px 0 9px 15px; border-color: transparent transparent transparent currentColor; }
.key-play[aria-pressed='true'] .play-ico { width: 15px; height: 15px; border: 0; background: currentColor; border-radius: 2px; }
.key-play.nudge, .rec.nudge { animation: nudge 1.3s ease-in-out infinite; }
@keyframes nudge { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }

.tempo-ctl { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 260px; }
.ctl-cap { font-weight: 650; font-size: 15px; margin-right: 2px; }
.key-save { margin-left: auto; }

/* ползунки как фейдеры */
.fader { -webkit-appearance: none; appearance: none; background: transparent; height: 32px; margin: 0; cursor: pointer; touch-action: pan-y; }
.fader::-webkit-slider-runnable-track { height: 8px; border-radius: 4px; background: #2b2b2e; }
.fader::-moz-range-track { height: 8px; border-radius: 4px; background: #2b2b2e; }
.fader::-webkit-slider-thumb { -webkit-appearance: none; width: 26px; height: 26px; margin-top: -9px; border-radius: 8px; background: var(--key); box-shadow: 0 2px 0 var(--key-edge), 0 3px 8px rgba(0, 0, 0, 0.25); }
.fader::-moz-range-thumb { width: 26px; height: 26px; border: 0; border-radius: 8px; background: var(--key); box-shadow: 0 2px 0 var(--key-edge), 0 3px 8px rgba(0, 0, 0, 0.25); }
.fader-tempo { flex: 1; min-width: 80px; }

/* ——— готовые ритмы ——— */
.patterns { margin-top: 30px; }
.row-head { display: flex; align-items: baseline; gap: 14px; margin: 0 2px 12px; flex-wrap: wrap; }
.row-head h2 { font: 800 20px/1.1 var(--display); letter-spacing: -0.02em; }
.row-note { color: var(--muted); font-size: 14px; }
.pattern-keys { display: flex; flex-wrap: wrap; gap: 10px; }
.pkey { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 2px; min-height: 60px; padding: 8px 16px 9px; text-align: left; }
.pkey b { font-size: 16px; font-weight: 700; }
.pkey small { font-size: 12.5px; color: var(--muted); font-weight: 500; }
.pkey.on { background: var(--key-dark); color: #fff; box-shadow: 0 3px 0 var(--key-dark-edge), 0 6px 14px rgba(0, 0, 0, 0.18); }
.pkey.on small { color: #a9a6a0; }
.pkey.special { background: var(--body-low); box-shadow: 0 3px 0 var(--key-edge); }
.pkey .px { width: 18px; height: 18px; }
.pkey-row { display: flex; align-items: center; gap: 8px; }

/* ——— дорожки ——— */
.tracks { margin-top: 28px; display: grid; gap: 12px; }
.track {
  --c: var(--t1);
  display: grid;
  grid-template-columns: 330px 1fr;
  gap: 20px;
  align-items: center;
  padding: 14px 16px 16px 14px;
  border-radius: 22px;
  background: var(--body-low);
}
.track[data-t='1'] { --c: var(--t2); }
.track[data-t='2'] { --c: var(--t3); }
.track[data-t='3'] { --c: var(--t4); }

.head { display: grid; grid-template-columns: 96px 1fr 48px 48px; gap: 10px; align-items: center; min-width: 0; }
.mini {
  position: relative;
  width: 96px;
  height: 64px;
  border: 0;
  padding: 0;
  border-radius: 12px;
  background: var(--lcd);
  color: var(--c);
  overflow: hidden;
  box-shadow: inset 0 0 0 3px #1d1d20;
  transition: background 0.1s;
}
.mini canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.mini .px { position: absolute; left: 8px; top: 7px; width: 20px; height: 20px; z-index: 1; filter: drop-shadow(0 0 3px var(--lcd)); }
.mini.hit { background: #2a2a30; }
.mini.empty { color: var(--lcd-dim); }
.mini.empty .px { left: 50%; top: 50%; width: 28px; height: 28px; transform: translate(-50%, -50%); }

.meta { min-width: 0; display: grid; gap: 2px; }
.name {
  border: 0;
  background: none;
  padding: 2px 0;
  text-align: left;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}
.name small { display: block; font-size: 12px; font-weight: 500; color: var(--muted); }
.vol { width: 100%; height: 26px; }
.vol::-webkit-slider-runnable-track { height: 6px; background: #bdb9b1; }
.vol::-moz-range-track { height: 6px; background: #bdb9b1; }
.vol::-webkit-slider-thumb { width: 20px; height: 20px; margin-top: -7px; border-radius: 6px; background: var(--c); box-shadow: 0 2px 0 rgba(0, 0, 0, 0.25); }
.vol::-moz-range-thumb { width: 20px; height: 20px; border-radius: 6px; background: var(--c); box-shadow: 0 2px 0 rgba(0, 0, 0, 0.25); }

.rec {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 50%;
  background: var(--rec);
  box-shadow: 0 3px 0 var(--rec-edge), 0 6px 12px rgba(180, 50, 0, 0.3);
  display: grid;
  place-items: center;
}
.rec::before { content: ''; width: 16px; height: 16px; border-radius: 50%; background: #fff; }
.rec:active { box-shadow: 0 0 0 var(--rec-edge); }
.mute { width: 48px; padding: 0; display: grid; place-items: center; }
.mute svg { width: 22px; height: 22px; }
.mute[aria-pressed='true'] { background: var(--key-dark); color: #fff; box-shadow: 0 3px 0 var(--key-dark-edge); }
.track.muted .steps, .track.muted .mini { opacity: 0.38; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; touch-action: pan-y; }
.grp { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; }
.step {
  aspect-ratio: 1;
  min-height: 0;
  max-height: 62px;
  border: 0;
  padding: 0;
  border-radius: 10px;
  background: var(--key);
  box-shadow: 0 3px 0 var(--key-edge);
  transition: transform 0.05s, box-shadow 0.05s, background 0.08s, filter 0.08s;
  touch-action: pan-y;
  user-select: none;
  -webkit-user-select: none;
}
.grp .step:first-child { background: #ecebe6; }
.step.on, .grp .step.on:first-child { background: var(--c); box-shadow: 0 3px 0 color-mix(in srgb, var(--c) 55%, #000); }
.step.now { transform: translateY(2px); box-shadow: 0 1px 0 var(--key-edge); background: #fff; }
.step.on.now { background: var(--c); filter: brightness(1.12) saturate(1.1); box-shadow: 0 1px 0 color-mix(in srgb, var(--c) 55%, #000), 0 0 0 4px color-mix(in srgb, var(--c) 35%, transparent), 0 0 18px color-mix(in srgb, var(--c) 70%, transparent); }

.device-foot { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin: 18px 4px 0; font: 500 12px/1.3 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }

.foot { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; padding: 22px 4px 0; font-size: 14px; font-weight: 500; }
.link { border: 0; background: none; padding: 6px 0; font-weight: 700; text-decoration: underline; text-underline-offset: 3px; color: inherit; }

/* ——— листок снизу (редактор звука, запись, скачивание) ——— */
.sheet-wrap { position: fixed; inset: 0; z-index: 20; display: grid; align-items: end; justify-items: center; }
.sheet-back { position: absolute; inset: 0; background: rgba(40, 12, 0, 0.55); animation: fadein 0.18s ease-out; }
.sheet {
  --c: var(--t1);
  position: relative;
  width: 100%;
  max-width: 640px;
  max-height: 94vh;
  max-height: 94dvh;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: var(--body);
  border-radius: 28px 28px 0 0;
  padding: 22px 22px calc(24px + env(safe-area-inset-bottom));
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.3);
  animation: rise 0.24s cubic-bezier(0.2, 0.8, 0.2, 1);
}
@media (min-width: 720px) {
  .sheet-wrap { align-items: center; }
  .sheet { border-radius: 28px; padding-bottom: 26px; }
}
@keyframes rise { from { transform: translateY(40px); opacity: 0; } }
@keyframes fadein { from { opacity: 0; } }

.sheet-head { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.sheet-head .badge { width: 44px; height: 44px; border-radius: 12px; background: var(--lcd); color: var(--c); display: grid; place-items: center; flex: none; }
.sheet-head .badge .px { width: 26px; height: 26px; }
.sheet-head h3 { font: 800 21px/1.15 var(--display); letter-spacing: -0.02em; flex: 1; min-width: 0; }
.sheet-head .x { width: 44px; min-height: 44px; padding: 0; font-size: 22px; flex: none; }
.name-input {
  width: 100%;
  border: 0;
  border-radius: var(--radius);
  background: var(--key);
  padding: 12px 14px;
  font: 600 16px var(--font);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.08);
}
.field-cap { display: block; font-size: 13px; font-weight: 600; color: var(--muted); margin: 0 2px 6px; }

.wave-box { position: relative; height: 150px; border-radius: 16px; background: var(--lcd); overflow: hidden; touch-action: none; box-shadow: inset 0 0 0 4px #1d1d20; }
.wave-box canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.dim { position: absolute; top: 0; bottom: 0; background: rgba(15, 15, 17, 0.72); pointer-events: none; }
.handle { position: absolute; top: 0; bottom: 0; width: 36px; margin-left: -18px; cursor: ew-resize; display: grid; justify-items: center; touch-action: none; z-index: 2; }
.handle::before { content: ''; width: 4px; height: 100%; background: var(--c); border-radius: 2px; }
.handle::after { content: ''; position: absolute; bottom: 10px; width: 22px; height: 22px; border-radius: 7px; background: var(--c); box-shadow: 0 2px 6px rgba(0, 0, 0, 0.5); }
.playline { position: absolute; top: 0; bottom: 0; width: 2px; background: #fff; pointer-events: none; z-index: 1; }
.wave-times { display: flex; justify-content: space-between; font: 500 12px var(--mono); color: var(--muted); margin: 6px 4px 0; }
.overview { position: relative; height: 40px; margin-top: 10px; border-radius: 10px; background: var(--lcd); overflow: hidden; touch-action: none; cursor: grab; }
.overview canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.overview .win { position: absolute; top: 0; bottom: 0; background: color-mix(in srgb, var(--c) 30%, transparent); box-shadow: inset 0 0 0 2px var(--c); border-radius: 6px; pointer-events: none; }
.wave-hint { font-size: 13.5px; color: var(--muted); margin-top: 8px; }

.sheet-keys { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.sheet-keys .key { flex: 1 1 auto; }
.key-listen { display: inline-flex; align-items: center; justify-content: center; gap: 10px; background: var(--key-dark); color: #fff; box-shadow: 0 3px 0 var(--key-dark-edge); }
.key-rec { display: inline-flex; align-items: center; justify-content: center; gap: 10px; background: var(--rec); color: #fff; box-shadow: 0 3px 0 var(--rec-edge); }
.key-rec::before { content: ''; width: 12px; height: 12px; border-radius: 50%; background: #fff; }
.key-rec:active { box-shadow: 0 0 0 var(--rec-edge); }

.tweaks { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.tweak { background: var(--body-low); border-radius: 16px; padding: 12px; display: grid; gap: 8px; }
.tweak-row { display: flex; align-items: center; gap: 8px; }
.tweak-row output { flex: 1; text-align: center; font: 700 16px var(--font); }
.tweak .key { min-height: 44px; }
.tweak .key-sq { width: 44px; }

.shelf-cap { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin: 22px 2px 10px; }
.shelf-cap h4 { margin: 0; font: 800 17px var(--display); letter-spacing: -0.02em; }
.shelf-cap span { font-size: 13px; color: var(--muted); }
.shelf { display: grid; grid-template-columns: repeat(auto-fill, minmax(98px, 1fr)); gap: 10px; }
.shelf-key { display: grid; justify-items: center; gap: 6px; padding: 12px 6px 10px; min-height: 86px; font-size: 13px; font-weight: 600; line-height: 1.15; text-align: center; }
.shelf-key .px { width: 30px; height: 30px; }
.shelf-key.on { background: var(--c); box-shadow: 0 3px 0 color-mix(in srgb, var(--c) 55%, #000); }

.danger { margin-top: 18px; text-align: center; }

/* запись */
.rec-view { display: grid; justify-items: center; text-align: center; gap: 14px; padding: 8px 0 4px; }
.rec-ring { width: 170px; height: 170px; border-radius: 50%; background: color-mix(in srgb, var(--rec) 22%, transparent); display: grid; place-items: center; --lvl: 0; }
.rec-ring i { width: 96px; height: 96px; border-radius: 50%; background: var(--rec); transform: scale(calc(0.8 + var(--lvl) * 0.9)); transition: transform 0.06s linear; box-shadow: 0 0 0 10px color-mix(in srgb, var(--rec) 35%, transparent); }
.rec-ring.heard i { background: var(--on); box-shadow: 0 0 0 10px color-mix(in srgb, var(--on) 35%, transparent); }
.rec-title { font: 800 24px/1.15 var(--display); letter-spacing: -0.02em; }
.rec-sub { color: var(--muted); max-width: 380px; text-wrap: pretty; }
.rec-view .sheet-keys { width: 100%; }

/* скачивание */
.out-opts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 6px; }
.out-opts .key { min-height: 76px; display: grid; gap: 2px; align-content: center; }
.out-opts b { font-size: 17px; }
.out-opts small { color: var(--muted); font-weight: 500; }
.out-done { display: grid; gap: 12px; margin-top: 16px; }
.out-done audio { width: 100%; }
.sheet p.note { color: var(--muted); font-size: 14px; margin-top: 12px; text-wrap: pretty; }

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(22px + env(safe-area-inset-bottom));
  z-index: 30;
  max-width: calc(100vw - 32px);
  transform: translate(-50%, 20px);
  opacity: 0;
  pointer-events: none;
  background: var(--ink);
  color: #fff;
  border-radius: 999px;
  padding: 12px 20px;
  font-weight: 600;
  font-size: 15px;
  text-align: center;
  transition: opacity 0.2s, transform 0.2s;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ——— планшет и телефон ——— */
@media (max-width: 1080px) {
  .track { grid-template-columns: 1fr; gap: 12px; }
  .head { grid-template-columns: 84px 1fr 48px 48px; }
  .mini { width: 84px; height: 58px; }
}
@media (max-width: 720px) {
  .page { padding: 0 10px calc(24px + env(safe-area-inset-bottom)); }
  .top { grid-template-columns: 1fr auto; grid-template-areas: 'logo grille' 'lead lead'; column-gap: 14px; padding: 22px 6px 18px; align-items: center; }
  .grille { width: 84px; height: 84px; border-radius: 18px; }
  .grille::before { width: 64px; height: 64px; background-size: 8px 8px; background-image: radial-gradient(circle, var(--ink) 0 1.6px, transparent 2.1px); }
  .lead { font-size: 16px; margin-top: 12px; }
  .device { border-radius: 24px; padding: 12px; }
  .screen { padding: 14px 14px 16px; border-radius: 14px; }
  .screen-top { flex-wrap: wrap; gap: 10px 14px; }
  .tempo-read b { font-size: 40px; }
  .leds { order: 3; flex-basis: 100%; max-width: none; gap: 4px; }
  .say { font-size: 16.5px; margin-top: 12px; min-height: 2.8em; }
  .transport { gap: 10px; margin-top: 14px; }
  .key-play { flex: 1 1 100%; min-height: 58px; }
  .tempo-ctl { flex: 1 1 100%; min-width: 0; }
  .key-toggle, .key-save { flex: 1 1 0; margin-left: 0; padding: 0 10px; }
  .patterns { margin-top: 22px; }
  .pattern-keys { flex-wrap: nowrap; overflow-x: auto; margin: 0 -12px; padding: 2px 12px 8px; scroll-snap-type: x proximity; scrollbar-width: none; }
  .pattern-keys::-webkit-scrollbar { display: none; }
  .pkey { flex: none; scroll-snap-align: start; }
  .tracks { margin-top: 18px; gap: 10px; }
  .track { padding: 10px; border-radius: 18px; gap: 10px; }
  .head { grid-template-columns: 70px 1fr 46px 46px; gap: 8px; }
  .mini { width: 70px; height: 50px; border-radius: 10px; }
  .mini .px { width: 16px; height: 16px; left: 6px; top: 5px; }
  .rec, .mute { width: 46px; height: 46px; min-height: 46px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 9px 10px; }
  .grp { gap: 6px; }
  .step { border-radius: 8px; }
  .device-foot .desk-only { display: none; }
  .sheet { padding: 18px 14px calc(20px + env(safe-area-inset-bottom)); }
  .tweaks { grid-template-columns: 1fr; }
  .out-opts { grid-template-columns: 1fr; }
  .out-opts .key { min-height: 60px; }
}
@media (hover: none) { .desk-only { display: none; } }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}