:root{color-scheme:dark;--bg:#04151f;--panel:#082b3e;--line:#1b526a;--ink:#f4fcff;--muted:#91b1c0;--aqua:#56ead6;--lime:#c2f56e;--red:#ff6675}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0,#07526b,transparent 32%),var(--bg);color:var(--ink);font-family:Inter,system-ui,sans-serif}.companion-shell{max-width:920px;margin:auto;padding:18px}header{display:flex;justify-content:space-between;align-items:end;gap:16px;padding:24px;background:#082538;border:1px solid var(--line);border-radius:24px}header p,small{color:var(--aqua);font-weight:900;letter-spacing:.15em}header h1{font-size:clamp(2rem,7vw,4.5rem);line-height:.95;margin:.18em 0}header span,.set-card p,.consent p,footer{color:var(--muted)}nav{display:flex;gap:7px}button,a{font:inherit;font-weight:850;border:1px solid var(--line);border-radius:12px;background:#10384e;color:var(--ink);padding:11px 14px;text-decoration:none}.primary{background:var(--aqua);color:#03262d;border-color:transparent}.empty,.notice{margin-top:14px;padding:50px 20px;text-align:center;border:1px dashed var(--line);border-radius:18px;background:#082538}.empty strong{font-size:1.6rem}.hero-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:12px;margin-top:14px}.lane-card,.timer-card,.set-card,.checkin,.consent{background:var(--panel);border:1px solid var(--line);border-radius:20px;padding:20px}.lane-card strong,.timer-card strong{display:block;font:950 clamp(4.5rem,15vw,8rem)/.9 ui-monospace,monospace;margin:12px 0}.lane-card strong{color:var(--lime)}.timer-card strong{color:var(--aqua)}.lane-card span,.timer-card span{color:var(--muted)}.set-card{margin-top:12px}.set-card h2{font-size:2.2rem;margin:.3em 0}.set-card button.done{background:var(--lime);color:#172702}.checkin{margin-top:12px}.checkin h2,.consent h2{margin:.2em 0}.score-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0}.score-row label{background:#061f2e;padding:12px;border-radius:12px;color:var(--muted)}input[type=range]{width:100%}.score-row output{font-size:1.5rem;font-weight:900;color:var(--ink)}.checkin-row{display:grid;grid-template-columns:1fr 2fr auto;gap:8px}input{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;background:#041b29;color:var(--ink)}.emergency{display:flex;width:100%;justify-content:center;align-items:center;gap:18px;margin-top:12px;background:#621c29;border-color:#a93b48;padding:18px}.emergency strong{font-size:2rem}.emergency.sent{background:#351922}.consent{margin-top:12px}.consent label{display:block;margin:10px 0}.consent input[type=checkbox]{width:auto;margin-right:8px}footer{display:flex;justify-content:space-between;padding:16px 4px}footer a{padding:0;border:0;background:transparent;color:var(--aqua)}body.watch .companion-shell{max-width:420px;padding:8px}body.watch header nav a,body.watch .checkin-row input,body.watch .consent,body.watch footer{display:none}body.watch header{padding:14px}body.watch header h1{font-size:1.3rem}body.watch .hero-grid{grid-template-columns:1fr 1.5fr}body.watch .lane-card,body.watch .timer-card{padding:12px}body.watch .lane-card strong,body.watch .timer-card strong{font-size:3.1rem}body.watch .set-card h2{font-size:1.35rem}body.watch .score-row{grid-template-columns:1fr}body.watch .emergency{padding:12px}@media(max-width:650px){.companion-shell{padding:9px}.hero-grid,.score-row,.checkin-row{grid-template-columns:1fr}header{align-items:start;flex-direction:column}.lane-card strong,.timer-card strong{font-size:5rem}}