:root { color-scheme: light dark; --bg: var(--tg-theme-bg-color, #fff); --fg: var(--tg-theme-text-color, #111);
  --muted: var(--tg-theme-hint-color, #888); --btn: var(--tg-theme-button-color, #2481cc); --btn-fg: var(--tg-theme-button-text-color, #fff);
  --card: var(--tg-theme-secondary-bg-color, #f2f2f2); }
* { box-sizing: border-box; }
body { margin: 0; padding: 12px; font: 15px/1.4 -apple-system, system-ui, sans-serif; background: var(--bg); color: var(--fg); }
h1 { font-size: 18px; margin: 0 0 4px; }
.muted { color: var(--muted); font-size: 13px; }
main { margin-top: 12px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.grid.one { grid-template-columns: 1fr; }
.card { background: var(--card); border-radius: 10px; padding: 6px; display: flex; flex-direction: column; gap: 6px; }
.card img { width: 100%; border-radius: 8px; background: repeating-conic-gradient(#ccc 0 25%, #fff 0 50%) 0 0/16px 16px; display: block; }
button { border: 0; border-radius: 8px; padding: 10px 12px; font-size: 15px; background: var(--btn); color: var(--btn-fg); cursor: pointer; }
button.secondary { background: var(--card); color: var(--fg); }
button:disabled { opacity: .5; }
.row { display: flex; gap: 8px; flex-wrap: wrap; margin: 8px 0; }
textarea { width: 100%; min-height: 40vh; font: inherit; padding: 8px; border-radius: 8px; border: 1px solid var(--muted); background: var(--bg); color: var(--fg); }
textarea.small { min-height: 6em; }
.stage { position: relative; touch-action: none; user-select: none; }
.stage img { width: 100%; display: block; border-radius: 8px; background: repeating-conic-gradient(#ccc 0 25%, #fff 0 50%) 0 0/16px 16px; }
.box { position: absolute; border: 2px solid #ff3b30; background: rgba(255, 59, 48, .12); }
.box span { position: absolute; left: 0; top: 0; background: #ff3b30; color: #fff; font-size: 12px; padding: 0 4px; }
#toast { position: fixed; left: 12px; right: 12px; bottom: 12px; padding: 10px; border-radius: 8px; background: #333; color: #fff; text-align: center; }