/* Follows Telegram's theme, the fallbacks are for a plain browser. */
:root {
  --bg: var(--tg-theme-secondary-bg-color, #0f1115);
  --card: var(--tg-theme-section-bg-color, var(--tg-theme-bg-color, #181b21));
  --text: var(--tg-theme-text-color, #eceff4);
  --hint: var(--tg-theme-hint-color, #8b949e);
  --accent: var(--tg-theme-button-color, #2ea6ff);
  --accent-text: var(--tg-theme-button-text-color, #ffffff);
  --link: var(--tg-theme-link-color, var(--accent));
  --danger: var(--tg-theme-destructive-text-color, #ef4444);
  --line: color-mix(in srgb, var(--hint) 22%, transparent);
  --up: #22c55e;
  --down: #ef4444;
  --radius: 14px;
  color-scheme: light dark;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body {
  font: 15px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  padding: env(safe-area-inset-top, 0) 0 calc(72px + env(safe-area-inset-bottom, 0));
  -webkit-tap-highlight-color: transparent;
}
[hidden] { display: none !important; }
button, input { font: inherit; color: inherit; }

.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 16px 6px; }
.top h1 { margin: 0; font-size: 22px; letter-spacing: -0.02em; }
.hint { color: var(--hint); margin: 2px 0 0; font-size: 13px; }

.pill { font-size: 12px; font-weight: 600; padding: 4px 10px; border-radius: 99px; background: var(--card); color: var(--hint); white-space: nowrap; }
.pill.ok { color: var(--up); }

main { padding: 6px 12px 12px; max-width: 640px; margin: 0 auto; }
.tab > * + * { margin-top: 14px; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--hint); margin: 22px 4px 8px; font-weight: 600; }
.tab > h2:first-child { margin-top: 8px; }
.empty { color: var(--hint); text-align: center; padding: 28px 12px; margin: 0; }

.card { background: var(--card); border-radius: var(--radius); overflow: hidden; }
.row { display: flex; align-items: center; gap: 12px; padding: 12px 14px; min-height: 52px; }
.row + .row { border-top: 1px solid var(--line); }
.row .grow { flex: 1; min-width: 0; }
.title { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sub { color: var(--hint); font-size: 13px; overflow: hidden; text-overflow: ellipsis; }
.chip { display: inline-block; font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 6px; background: color-mix(in srgb, var(--accent) 16%, transparent); color: var(--link); margin-left: 6px; vertical-align: 1px; }
.chip.warn { background: color-mix(in srgb, var(--down) 16%, transparent); color: var(--down); }

.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat { background: var(--card); border-radius: var(--radius); padding: 12px; }
.stat b { display: block; font-size: 20px; letter-spacing: -0.02em; }
.stat span { color: var(--hint); font-size: 12px; }

.x { font-weight: 800; font-size: 18px; font-variant-numeric: tabular-nums; text-align: right; }
.x.up { color: var(--up); }
.x.down { color: var(--down); }
.x small { display: block; font-size: 12px; font-weight: 500; color: var(--hint); }

.actions { display: flex; gap: 8px; flex-wrap: wrap; padding: 0 14px 12px; margin-top: -4px; }
.btn { border: 0; border-radius: 10px; padding: 8px 12px; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--link); font-weight: 600; font-size: 14px; cursor: pointer; }
.btn.solid { background: var(--accent); color: var(--accent-text); }
.btn.danger { background: color-mix(in srgb, var(--danger) 13%, transparent); color: var(--danger); }
.btn:disabled { opacity: 0.5; }
.actions.spaced { padding-top: 10px; margin-top: 0; }
.w160 { width: 160px; }

.field { display: flex; align-items: center; gap: 10px; padding: 10px 14px; }
.field + .field, .row + .field, .field + .row { border-top: 1px solid var(--line); }
.field label { flex: 1; min-width: 0; }
.field input[type="text"], .field input[type="number"], .stack input {
  width: 100%; border: 1px solid var(--line); background: var(--bg); border-radius: 10px; padding: 9px 11px; outline: none;
}
.field input.small { width: 110px; text-align: right; }
.field input:focus, .stack input:focus { border-color: var(--accent); }
.stack { display: grid; gap: 8px; padding: 12px 14px; }
.presets { display: flex; gap: 6px; flex-wrap: wrap; padding: 0 14px 12px; }

.switch { position: relative; width: 46px; height: 28px; flex: none; }
.switch input { position: absolute; inset: 0; opacity: 0; margin: 0; cursor: pointer; }
.switch span { position: absolute; inset: 0; border-radius: 99px; background: var(--line); transition: background 0.2s; pointer-events: none; }
.switch span::after { content: ""; position: absolute; top: 3px; left: 3px; width: 22px; height: 22px; border-radius: 50%; background: #fff; transition: transform 0.2s; box-shadow: 0 1px 3px rgb(0 0 0 / 0.25); }
.switch input:checked + span { background: var(--accent); }
.switch input:checked + span::after { transform: translateX(18px); }

.meter { height: 6px; border-radius: 99px; background: var(--line); overflow: hidden; margin-top: 6px; }
.meter i { display: block; height: 100%; background: var(--accent); }

.tabbar {
  position: fixed; inset: auto 0 0; display: grid; grid-template-columns: repeat(4, 1fr);
  background: var(--card); border-top: 1px solid var(--line); padding: 6px 4px calc(6px + env(safe-area-inset-bottom, 0));
}
.tabbar button { border: 0; background: none; display: grid; justify-items: center; gap: 2px; padding: 4px; font-size: 11px; color: var(--hint); cursor: pointer; }
.tabbar svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.tabbar button.on { color: var(--accent); }

#toast {
  position: fixed; left: 50%; bottom: calc(84px + env(safe-area-inset-bottom, 0)); transform: translateX(-50%);
  background: var(--text); color: var(--bg); padding: 9px 14px; border-radius: 10px; font-size: 14px; max-width: calc(100% - 32px);
  box-shadow: 0 6px 20px rgb(0 0 0 / 0.25); z-index: 5;
}
#toast.bad { background: var(--danger); color: #fff; }