:root{--bg:#f2f5f7;--card:#fff;--ink:#1c2733;--mute:#5b6b7a;--line:#d9e0e6;--acc:#0e6b6b;--warn:#b45309;--bad:#b42318;color-scheme:light dark}@media (prefers-color-scheme:dark){:root{--bg:#10171d;--card:#18222b;--ink:#e8eef3;--mute:#9bacba;--line:#2a3845;--acc:#4fc3c3;--warn:#f0a35c;--bad:#ff8a80}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.wrap{max-width:760px;margin:0 auto;padding:16px 16px 64px}h1{font-size:1.4rem;margin:8px 0 12px}h2{font-size:1.1rem;margin:20px 0 8px}nav{display:flex;gap:6px;margin:12px 0;flex-wrap:wrap}button,select,input,textarea{font:inherit;color:inherit}button{border:1px solid var(--line);background:var(--card);border-radius:8px;padding:8px 14px;cursor:pointer}button.on,button.pri{background:var(--acc);border-color:var(--acc);color:#fff}button.lnk{border:0;background:none;color:var(--acc);padding:4px 6px;text-decoration:underline}button.del{color:var(--bad)}button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--acc);outline-offset:2px}.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:8px 0}.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.sp{justify-content:space-between}label{display:block;font-size:.9rem;color:var(--mute);margin:10px 0 2px}input,select,textarea{width:100%;padding:8px;border:1px solid var(--line);border-radius:8px;background:var(--bg)}input[type=checkbox]{width:auto}.mute{color:var(--mute);font-size:.9rem}.d{font-weight:600}.d.over{color:var(--bad)}.d.soon{color:var(--warn)}.err{background:var(--card);border:1px solid var(--bad);color:var(--bad);padding:10px;border-radius:8px;margin:8px 0}.hero{text-align:center;padding:48px 8px}