/* «Тепловая шкала»: цвет означает режим — голубой тихо, серебро обычно, оранжевый игра. */
:root {
  --bg: #0C0F13; --surface: #151A21; --raised: #1C222B; --hover: #242B35;
  --stroke: #232A34; --stroke-strong: #2F3742;
  --text: #E8ECF1; --text2: #949FAD; --text3: #5F6977;
  --quiet: #5CC8F0; --normal: #B9C3CF; --game: #FF7A3D;
  --danger: #FF5D6C; --ok: #4CD49B; --warn: #F5B547;
  --accent: var(--normal);
  --display: Bahnschrift, "DIN Alternate", "Roboto Condensed", "Segoe UI", system-ui, sans-serif;
  --body: "Segoe UI", Roboto, system-ui, -apple-system, sans-serif;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.4 var(--body); }
main, .notice { padding: 16px 16px calc(24px + env(safe-area-inset-bottom)); max-width: 560px; margin: 0 auto; }
h1, h2 { font-family: var(--display); font-weight: 600; margin: 0; }
h2 { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--text3); margin-bottom: 12px; }
.eyebrow { font-family: var(--display); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--text3); }
.muted { color: var(--text2); margin: 4px 0 0; }
.num { font-family: var(--display); font-weight: 600; font-variant-numeric: tabular-nums; }

.hero { padding: 18px; border: 1px solid var(--stroke); border-radius: 18px; background: var(--surface); }
.hero h1 { font-size: 40px; line-height: 1.05; color: var(--accent); margin-top: 4px; transition: color .3s; }
.readouts { display: flex; gap: 22px; margin-top: 14px; }
.readouts div { display: flex; flex-direction: column; }
.readouts .num { font-size: 28px; }
.tach { display: flex; align-items: flex-end; gap: 3px; height: 34px; margin-top: 14px; }
.tach i { flex: 1; background: var(--stroke); border-radius: 1px; transition: background .4s; }
.tach-scale { display: flex; justify-content: space-between; color: var(--text3); font-size: 11px; margin-top: 4px; }

.card { margin-top: 12px; padding: 16px; border: 1px solid var(--stroke); border-radius: 18px; background: var(--surface); }
button { font: inherit; color: var(--text); border: 0; border-radius: 12px; cursor: pointer; min-height: 44px; padding: 0 14px; }
button:disabled { opacity: .45; cursor: default; }
button:focus-visible, input:focus-visible { outline: 2px solid var(--quiet); outline-offset: 2px; }
.primary { width: 100%; margin-top: 14px; background: var(--text); color: var(--bg); font-weight: 600; min-height: 50px; }
.ghost { background: var(--raised); }
.danger { background: transparent; color: var(--danger); box-shadow: inset 0 0 0 1px var(--danger); }
.row { display: flex; gap: 8px; margin-top: 14px; }
.row button { flex: 1; }

.modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mode { background: var(--raised); font-weight: 600; min-height: 52px; }
.mode.active[data-mode="quiet"] { background: var(--quiet); color: var(--bg); }
.mode.active[data-mode="normal"] { background: var(--normal); color: var(--bg); }
.mode.active[data-mode="auto"] { background: var(--game); color: var(--bg); }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { background: var(--raised); min-height: 38px; border-radius: 19px; padding: 0 14px; font-size: 14px; }
.chip.active { background: #3A4452; box-shadow: inset 0 0 0 1px var(--stroke-strong); }
.tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 4px; padding: 4px; margin: 14px 0 12px; background: var(--raised); border-radius: 12px; }
.tab { background: transparent; min-height: 38px; padding: 0 4px; font-size: 14px; color: var(--text2); white-space: nowrap; }
.tab.active { background: #3A4452; color: var(--text); }
.pane .chips { margin-bottom: 10px; }
.fields { display: flex; gap: 10px; }
.fields label { flex: 1; display: flex; flex-direction: column; gap: 4px; }
input { width: 100%; min-height: 50px; padding: 0 12px; border-radius: 12px; border: 1px solid var(--stroke); background: var(--raised); color: var(--text); font: 600 22px var(--display); font-variant-numeric: tabular-nums; color-scheme: dark; }

.timer-title { margin: 0; font-weight: 600; }
.big { font-size: 46px; margin: 2px 0 0; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.now { min-height: 54px; font-weight: 600; }
.now[data-now="shutdown"], .now[data-now="restart"] { color: var(--danger); }
.footer { color: var(--text3); font-size: 12px; text-align: center; margin-top: 16px; }

.notice { text-align: center; padding-top: 30vh; }
.notice h1 { font-size: 26px; }
.toast { position: fixed; left: 16px; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); padding: 12px 14px; border-radius: 12px; background: var(--hover); color: var(--text); box-shadow: 0 8px 24px rgba(0,0,0,.4); }
.toast.error { color: var(--danger); }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }