:root {
  --bg: var(--tg-theme-bg-color, #fff);
  --fg: var(--tg-theme-text-color, #111);
  --hint: var(--tg-theme-hint-color, #8a8a8e);
  --card: var(--tg-theme-secondary-bg-color, #f2f2f7);
  --accent: var(--tg-theme-button-color, #2481cc);
  --accent-fg: var(--tg-theme-button-text-color, #fff);
  --green: #2e9d5b; --red: #d9453d;
}
* { box-sizing: border-box; }
html { color-scheme: light dark; }
html[data-tg-dark] { color-scheme: dark; }
html[data-tg-light] { color-scheme: light; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 15px/1.35 system-ui, sans-serif; padding-bottom: 70px; }
main { padding: 12px; max-width: 640px; margin: 0 auto; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--hint); margin: 18px 0 6px; }
input, select, button, textarea { font: inherit; color: inherit; }
select option, datalist option { background: var(--bg); color: var(--fg); }
input, select { color: var(--fg); width: 100%; padding: 10px; border: 1px solid transparent; border-radius: 10px; background: var(--card); }
.row { display: flex; gap: 8px; margin: 8px 0; flex-wrap: wrap; }
.row > * { flex: 1; min-width: 90px; }
.btn { padding: 11px 14px; border: 0; border-radius: 10px; background: var(--accent); color: var(--accent-fg); cursor: pointer; }
.btn.ghost { background: var(--card); color: var(--fg); }
.btn.big { width: 100%; margin-top: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.chip { padding: 7px 12px; border-radius: 16px; background: var(--card); border: 0; cursor: pointer; }
.chip.on { background: var(--accent); color: var(--accent-fg); }
.card { background: var(--card); border-radius: 12px; padding: 10px 12px; margin: 6px 0; }
.tx { display: flex; justify-content: space-between; gap: 10px; align-items: center; }
.tx small, .hint { color: var(--hint); }
.in { color: var(--green); } .out { color: var(--red); }
.amount { font-weight: 600; white-space: nowrap; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.cards .card { text-align: center; margin: 0; } .cards b { display: block; font-size: 16px; }
.bar { height: 6px; border-radius: 3px; background: var(--accent); margin-top: 4px; }
.bar.in { background: var(--green); } .bar.out { background: var(--red); }
.spark { display: flex; align-items: flex-end; gap: 3px; height: 80px; margin: 8px 0; overflow-x: auto; }
.spark div { flex: 1; min-width: 8px; display: flex; flex-direction: column; justify-content: flex-end; gap: 1px; height: 100%; }
.spark i { display: block; border-radius: 2px; }
#tabs { position: fixed; bottom: 0; left: 0; right: 0; display: flex; background: var(--card); padding-bottom: env(safe-area-inset-bottom); }
#tabs button { flex: 1; border: 0; background: none; padding: 8px 0; font-size: 18px; display: flex; flex-direction: column; align-items: center; cursor: pointer; color: var(--hint); }
#tabs button small { font-size: 10px; } #tabs button.on { color: var(--accent); }
#toast { position: fixed; bottom: 80px; left: 50%; transform: translateX(-50%); background: #333; color: #fff; padding: 8px 14px; border-radius: 10px; opacity: 0; transition: opacity .2s; pointer-events: none; }
#toast.show { opacity: 1; }