:root { color-scheme: light dark; --bg: var(--tg-theme-bg-color, #fff); --fg: var(--tg-theme-text-color, #111); --hint: var(--tg-theme-hint-color, #7a7a85); --accent: var(--tg-theme-button-color, #2481cc); --accent-fg: var(--tg-theme-button-text-color, #fff); --card: var(--tg-theme-secondary-bg-color, #f2f2f5); --danger: #d93a3a; --ok: #2fb344; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.4 -apple-system, system-ui, "Segoe UI", Roboto, sans-serif; }
main { max-width: 520px; margin: 0 auto; padding: 16px 16px calc(24px + env(safe-area-inset-bottom)); }
.screen { display: flex; flex-direction: column; gap: 12px; }
h1 { font-size: 22px; margin: 4px 0; text-align: center; } h2 { font-size: 19px; margin: 2px 0; } h3 { font-size: 15px; margin: 0 0 8px; }
.center { text-align: center; } .muted { color: var(--hint); } .small { font-size: 13px; }
.error { color: var(--danger); min-height: 1.3em; margin: 0; text-align: center; }
.card { background: var(--card); border-radius: 14px; padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.row { display: flex; gap: 8px; } .row > * { flex: 1; }
button { font: inherit; border-radius: 12px; border: 0; padding: 10px 16px; cursor: pointer; background: var(--accent); color: var(--accent-fg); }
button.ghost { background: transparent; color: var(--fg); border: 1px solid var(--hint); }
button.danger { background: var(--danger); color: #fff; }
button.primary.big { padding: 16px; font-size: 18px; font-weight: 600; }
button:disabled { opacity: .5; }
.chip { background: var(--bg); color: var(--fg); border: 1px solid var(--hint); border-radius: 99px; padding: 6px 12px; font-size: 14px; }
.field { display: grid; gap: 4px; color: var(--hint); font-size: 14px; }
select { font: inherit; padding: 10px; border-radius: 10px; border: 1px solid var(--hint); background: var(--card); color: var(--fg); width: 100%; }
.levels { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.level { background: var(--card); color: var(--fg); border: 2px solid transparent; text-align: left; display: grid; gap: 4px; }
.level small { color: var(--hint); font-size: 12px; } .level.on { border-color: var(--accent); }
progress { width: 100%; height: 8px; accent-color: var(--accent); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.stat { background: var(--card); border-radius: 12px; padding: 10px; text-align: center; } .stat b { display: block; font-size: 20px; }
.plan { margin: 8px 0 0; padding-left: 22px; display: grid; gap: 4px; } .plan li.done { color: var(--ok); } .plan li.next { font-weight: 600; }
.history { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; } .history small { color: var(--hint); display: block; }
.words { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; } .words li { background: var(--card); border-radius: 10px; padding: 8px 12px; display: flex; justify-content: space-between; gap: 8px; }
.phases { display: flex; gap: 6px; justify-content: center; flex-wrap: wrap; }
.phases span { font-size: 12px; padding: 4px 10px; border-radius: 99px; background: var(--card); color: var(--hint); } .phases span.on { background: var(--accent); color: var(--accent-fg); }
.timer { text-align: center; font-variant-numeric: tabular-nums; color: var(--hint); }
.wordcard { background: var(--card); border-radius: 16px; padding: 18px; min-height: 140px; text-align: center; display: grid; gap: 6px; align-content: center; }
.wordcard .w { font-size: 30px; font-weight: 700; } .wordcard .r { color: var(--hint); } .wordcard .t { font-size: 20px; } .wordcard .e { color: var(--hint); font-size: 14px; }
.log { display: flex; flex-direction: column-reverse; gap: 6px; max-height: 32vh; overflow: auto; }
.line { background: var(--card); border-radius: 10px; padding: 6px 10px; font-size: 14px; } .line.teacher { border-left: 3px solid var(--accent); }
.line small { display: block; color: var(--hint); font-size: 11px; }
.shop { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.shop li { background: var(--card); border-radius: 14px; padding: 14px; display: grid; gap: 6px; } .shop .price { font-size: 20px; font-weight: 700; }