/* 倒數計時器頁專用樣式；共用元件沿用 site.css */
.qr-tabs.cols3 { grid-template-columns: repeat(3, 1fr); }
.cd-stage { background: #fff; border-radius: 12px; padding: 4px 0; }
.cd-stage:fullscreen { display: flex; flex-direction: column; justify-content: center; padding: 24px; overflow: auto; }
.cd-stage:fullscreen .cd-disp { font-size: min(22vw, 30vh); }
.cd-disp { display: block; text-align: center; font-variant-numeric: tabular-nums; font-size: clamp(3rem, 16vw, 6rem); font-weight: 800; line-height: 1.2; color: var(--brand-dark); margin: 8px 0; overflow-wrap: anywhere; }
.cd-disp.cd-sm { font-size: clamp(2rem, 9vw, 3.2rem); }
.cd-bar { height: 8px; background: var(--line); border-radius: 5px; overflow: hidden; margin: 6px 0 12px; }
.cd-bar div { height: 100%; width: 0; background: var(--brand); }
.cd-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.cd-row > * { min-width: 0; }
.cd-presets { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.cd-presets .btn { flex: 1 1 64px; }
.cd-ctl { display: flex; flex-wrap: wrap; gap: 10px; margin: 10px 0; }
.cd-ctl .btn { flex: 1 1 120px; min-height: 52px; font-size: 1.1rem; }
.cd-chk { display: flex; align-items: center; gap: 8px; margin: 10px 0; font-size: 1rem; font-weight: 600; cursor: pointer; }
.cd-chk input { width: 22px; height: 22px; flex: none; }
.cd-laps { list-style: none; padding: 0; margin: 8px 0; max-height: 240px; overflow: auto; font-variant-numeric: tabular-nums; }
.cd-laps li { border-bottom: 1px solid var(--line); padding: 6px 2px; font-size: 1rem; }
.cd-alarm { margin: 10px 0; background: #fef2f2; border: 2px solid var(--bad); border-radius: 12px; padding: 12px 16px; text-align: center; }
.cd-alarm[hidden] { display: none; }
.cd-alarm strong { display: block; font-size: 1.4rem; color: var(--bad); margin-bottom: 8px; }
.cd-flash { animation: cd-blink .6s steps(2, start) infinite; }
@keyframes cd-blink { 0% { background: #fff; } 50% { background: #fecaca; } }
@media (prefers-reduced-motion: reduce) { .cd-flash { animation: none; background: #fecaca; } }
@media (max-width: 480px) { .cd-row { grid-template-columns: 1fr 1fr; } }