:root{color-scheme:dark;--bg:#03131e;--panel:#09283d;--line:#1a4d68;--ink:#f2fbff;--muted:#8fb0c3;--aqua:#54ead5;--lime:#baf36b;--warn:#ffc75f;--danger:#ff7984}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0,#0a4a65 0,transparent 30%),var(--bg);color:var(--ink);font-family:Inter,system-ui,sans-serif}.deck-shell{max-width:1600px;margin:auto;padding:20px}.deck-head{display:flex;justify-content:space-between;align-items:end;gap:20px;padding:26px 30px;border:1px solid var(--line);border-radius:24px;background:#08243a}.deck-head p,.section-head small,.clock-card small,.safety-card small{color:var(--aqua);font-weight:900;letter-spacing:.16em}.deck-head h1{font-size:clamp(2.2rem,5vw,4.8rem);line-height:.9;margin:.15em 0}.deck-head span{color:var(--muted)}nav{display:flex;gap:8px;flex-wrap:wrap}a,button{color:var(--ink);background:#10354e;border:1px solid var(--line);border-radius:11px;padding:11px 15px;text-decoration:none;font:inherit;font-weight:800;cursor:pointer}.primary{background:var(--aqua);color:#04272d;border-color:transparent}.panel,.offline{background:rgba(9,40,61,.95);border:1px solid var(--line);border-radius:19px;padding:18px;margin-top:14px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.section-head h2{margin:.15em 0}.setup-grid{display:grid;grid-template-columns:2fr 2fr 1fr auto;gap:12px;align-items:end;margin-top:16px}label{color:var(--muted);font-size:.82rem}input,select{display:block;width:100%;margin-top:5px;background:#041a28;border:1px solid var(--line);color:var(--ink);border-radius:10px;padding:12px}.athlete-picker{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.athlete-picker label{background:#0c324a;border-radius:999px;padding:8px 11px}.athlete-picker input{display:inline;width:auto;margin:0 5px 0 0}.live-top{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px;margin-top:14px}.clock-card,.safety-card{background:#071f31;border:1px solid var(--line);border-radius:20px;padding:20px}.clock-card strong{display:block;font:900 clamp(3.3rem,8vw,7rem)/.95 ui-monospace,monospace;margin:10px 0}.interval-card strong{color:var(--aqua)}.safety-card strong{display:block;color:var(--lime);font-size:2.8rem;margin:18px 0}.safety-card.alert strong{color:var(--danger)}.deck-grid{display:grid;grid-template-columns:1.3fr .8fr;gap:14px}.lane{margin:10px 0;padding:12px;background:#061d2d;border-radius:14px}.lane h3{margin:0 0 8px;color:var(--aqua)}.swimmer{display:grid;grid-template-columns:1fr 130px 120px;align-items:center;gap:8px;padding:8px;border-top:1px solid #17435e}.swimmer select{margin:0;padding:8px}.readiness{display:flex;gap:4px}.readiness button{padding:7px 9px}.readiness button.active{background:var(--lime);color:#162502}.set{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:13px;background:#061d2d;border-radius:13px;margin:9px 0}.set.done{opacity:.55}.set input{width:23px;height:23px;margin:0}.set span{color:var(--muted)}.complete{width:100%;background:#173c4e}.note-panel{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}.note-panel #notes{grid-column:1/-1}.note-chip{display:inline-block;margin:5px;padding:7px 9px;border-radius:8px;background:#0e354d;color:var(--muted)}.offline{display:flex;justify-content:space-between;color:var(--muted)}.offline strong{color:var(--ink)}@media(max-width:900px){.live-top,.deck-grid{grid-template-columns:1fr}.setup-grid{grid-template-columns:1fr 1fr}.deck-head{align-items:start;flex-direction:column}}@media(max-width:600px){.deck-shell{padding:10px}.setup-grid,.note-panel{grid-template-columns:1fr}.swimmer{grid-template-columns:1fr}.clock-card strong{font-size:4rem}.offline{display:block}.offline span{display:block;margin-top:5px}}