:root{--c: #1f4e8c;--c2: #e8eef8;--ink: #17202e;--muted: #5d6878;--bg: #fff;--line: #dde3ec;--ok: #1e8a4c;--rest: #2f6fd0;--bad: #c62828;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0;line-height:1.55}a{color:var(--c)}.wrap{max-width:960px;margin:0 auto;padding:0 16px}.site-header{border-bottom:1px solid var(--line)}.site-header .wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding:10px 16px}.brand{font-weight:800;font-size:1.25rem;text-decoration:none}.site-header nav{display:flex;flex-wrap:wrap;gap:14px}.site-header nav a{text-decoration:none;color:var(--ink);font-weight:500}h1{font-size:1.9rem;margin:18px 0 6px}.lede{color:var(--muted);margin-top:0}.crumbs{font-size:.85rem;color:var(--muted);margin-top:12px}.muted{color:var(--muted)}.center{justify-content:center;text-align:center}.tool{position:relative;background:var(--c2);border-radius:16px;padding:18px;margin:16px 0}.tool:fullscreen{display:flex;flex-direction:column;justify-content:center;border-radius:0;padding:4vw;overflow:auto}.tool:fullscreen .digits{font-size:min(22vw,40vh)}.tool-bar{display:flex;justify-content:flex-end;gap:8px}.digits{font-variant-numeric:tabular-nums;font-weight:700;font-size:clamp(3rem,14vw,7.5rem);text-align:center;line-height:1.1;letter-spacing:-.02em}.bigclock{text-align:center;margin-bottom:8px}.bigclock.small .digits{font-size:clamp(2.5rem,9vw,4.5rem)}.panel{display:flex;flex-direction:column;gap:12px}.row{display:flex;flex-wrap:wrap;gap:10px;align-items:end}label{display:flex;flex-direction:column;font-size:.85rem;color:var(--muted);gap:3px}label.switch{flex-direction:row;align-items:center;gap:8px;color:var(--ink);font-size:1rem}input,select{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink)}input[type=number]{width:6.5em}button{font:inherit;padding:9px 18px;border-radius:10px;border:1px solid var(--c);background:#fff;color:var(--c);cursor:pointer;font-weight:600}button.primary{background:var(--c);color:#fff;min-width:7em}button.danger{background:var(--bad);border-color:var(--bad);color:#fff}button.ghost{border-color:transparent;background:transparent}button:disabled{opacity:.45;cursor:default}.chip{display:inline-block;padding:5px 12px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);text-decoration:none;font-size:.9rem;font-weight:500}.quick{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;align-items:center}.progress{height:8px;background:#fff;border-radius:99px;overflow:hidden}.progress div{height:100%;width:100%;background:var(--c);transition:width .25s linear}.warn{background:#fff7e0;border:1px solid #f0d58a;border-radius:10px;padding:10px 12px;margin:0;font-size:.92rem}.note{background:#fff;border-radius:10px;padding:8px 12px}.list{list-style:none;padding:0;margin:0;display:grid;gap:6px}.alarm{display:flex;flex-wrap:wrap;align-items:center;gap:10px;background:#fff;border-radius:10px;padding:8px 12px}.alarm strong{font-size:1.4rem;font-variant-numeric:tabular-nums}.alarm .in{margin-right:auto}.alarm.off{opacity:.55}.laps{width:100%;border-collapse:collapse;background:#fff;border-radius:10px;overflow:hidden;font-variant-numeric:tabular-nums}.laps th,.laps td{padding:6px 12px;text-align:right;border-bottom:1px solid var(--line)}.laps th:first-child,.laps td:first-child{text-align:left}.laps tr.best td{color:var(--ok);font-weight:700}.laps tr.worst td{color:var(--bad);font-weight:700}.phase{text-align:center;font-size:1.4rem;font-weight:700}.tool[data-phase=work]{background:#e3f5ea}.tool[data-phase=work] .progress div{background:var(--ok)}.tool[data-phase=rest],.tool[data-phase=long]{background:#e4eefc}.tool[data-phase=rest] .progress div{background:var(--rest)}.tool.warn-low .digits{color:var(--bad)}.cities{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}.city{position:relative;background:#fff;border-radius:12px;padding:12px 14px;display:flex;flex-direction:column}.city .cname{font-weight:600}.digits-sm{font-size:2rem;font-weight:700;font-variant-numeric:tabular-nums}.city button{position:absolute;top:4px;right:4px;padding:4px 8px}.ring{position:fixed;inset:0;z-index:50;background:#c62828f0;color:#fff;display:flex;align-items:center;justify-content:center;text-align:center;animation:flash 1s steps(2) infinite}.ring[hidden]{display:none}.ring-title{font-size:clamp(2rem,8vw,4rem);font-weight:800;margin:0 0 8px}.ring button{margin:6px;font-size:1.2rem}.ring button.primary{background:#fff;color:var(--bad);border-color:#fff}@keyframes flash{50%{background:#8c1414f5}}@media(prefers-reduced-motion:reduce){.ring{animation:none}}.prose{max-width:720px}.faq details{border-bottom:1px solid var(--line);padding:8px 0}.faq summary{cursor:pointer;font-weight:600}.related,.grid-links{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0}.related a,.grid-links a{display:inline-block;padding:4px 10px;border:1px solid var(--line);border-radius:8px;text-decoration:none}.ad-slot{margin:20px 0;min-height:90px}.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:16px 0;font-size:.9rem}.tool-links{display:flex;flex-wrap:wrap;gap:12px}@media print{.site-header,.site-footer,.ad-slot,.tool-bar{display:none}}