:root{--porcelain:#eef1f2;--glass:#f8fafa;--ink:#17222a;--muted:#5e6d76;--line:#d4dcdf;--cobalt:#2050d8;--amber:#9a6a10;--red:#b3382c;--digits:"Azeret Mono", ui-monospace, "SF Mono", monospace;--body:"Space Grotesk", system-ui, -apple-system, sans-serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--porcelain);color:var(--ink);font-family:var(--body);-webkit-font-smoothing:antialiased}main{flex-direction:column;max-width:40rem;min-height:100dvh;margin:0 auto;padding:1.5rem 1.25rem 3rem;display:flex}header{justify-content:space-between;align-items:baseline;gap:1rem;display:flex}.eyebrow{letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-size:.7rem}.device{color:var(--muted);align-items:center;gap:.4rem;font-size:.8rem;display:inline-flex}.dot{background:var(--line);border-radius:50%;width:.5rem;height:.5rem}.dot.on{background:var(--cobalt)}.readout{text-align:center;margin-top:3.5rem}.digits{font-family:var(--digits);font-variant-numeric:tabular-nums;letter-spacing:-.05em;color:var(--ink);font-size:clamp(4.5rem,21vw,9.5rem);font-weight:600;line-height:1;transition:color .25s}.readout.idle .digits{color:var(--line)}.readout.live .digits{color:var(--amber)}.readout.stable .digits{color:var(--cobalt);animation:.35s ease-out settle}@keyframes settle{0%{transform:scale(1.015)}to{transform:scale(1)}}.unit-mark{letter-spacing:0;color:var(--muted);margin-left:.35em;font-size:.22em;font-weight:500}.platform{background:linear-gradient(to right, transparent, var(--line) 15%, var(--line) 85%, transparent);height:2px;margin:1.5rem 0 .9rem}.readout.stable .platform{background:linear-gradient(to right, transparent, var(--cobalt) 15%, var(--cobalt) 85%, transparent)}.under{justify-content:space-between;align-items:center;display:flex}.state{color:var(--muted);font-size:.85rem}.readout.live .state{color:var(--amber)}.readout.stable .state{color:var(--cobalt);font-weight:500}.units{border:1px solid var(--line);border-radius:999px;display:inline-flex;overflow:hidden}.units button{font-family:var(--body);color:var(--muted);cursor:pointer;background:0 0;border:none;padding:.25rem .8rem;font-size:.8rem}.units button.active{background:var(--ink);color:var(--glass)}.actions{flex-direction:column;align-items:center;gap:.75rem;margin-top:3rem;display:flex}button.primary{font-family:var(--body);background:var(--ink);color:var(--glass);cursor:pointer;border:none;border-radius:999px;padding:.8rem 2.4rem;font-size:1rem;font-weight:500}button.primary:hover{background:#24343f}button.primary.quiet{color:var(--ink);border:1px solid var(--line);background:0 0}button.ghost{font-family:var(--body);color:var(--muted);text-underline-offset:3px;cursor:pointer;background:0 0;border:none;font-size:.8rem;text-decoration:underline}button:focus-visible{outline:2px solid var(--cobalt);outline-offset:2px}.error{color:var(--red);text-align:center;max-width:30rem;font-size:.85rem}.strava{flex-direction:column;align-items:center;gap:.4rem;margin-top:2.5rem;display:flex}.strava .hint{color:var(--muted);text-align:center;max-width:32rem;margin:0;font-size:.8rem;line-height:1.6}.strava code{font-family:var(--digits);background:var(--glass);border:1px solid var(--line);border-radius:.25rem;padding:.05rem .3rem;font-size:.72rem}.strava a{color:inherit}.creds{flex-direction:column;align-items:center;gap:.6rem;width:100%;max-width:24rem;display:flex}.creds .hint{margin-bottom:.35rem}.creds input{font-family:var(--digits);background:var(--glass);width:100%;color:var(--ink);border:1px solid var(--line);border-radius:.5rem;padding:.55rem .8rem;font-size:.85rem}.creds input:focus-visible{outline:2px solid var(--cobalt);outline-offset:1px}.creds input::placeholder{font-family:var(--body);color:var(--muted)}.creds-actions{align-items:center;gap:1rem;margin-top:.25rem;display:flex}.creds button.primary{padding:.6rem 1.8rem;font-size:.9rem}.creds button.primary:disabled{opacity:.45;cursor:default}.strava-connect{font-family:var(--body);color:#fff;cursor:pointer;background:#fc4c02;border:none;border-radius:999px;padding:.6rem 1.8rem;font-size:.9rem;font-weight:500}.strava-connect:hover{background:#e34402}.strava-row{color:var(--muted);flex-wrap:wrap;justify-content:center;align-items:center;gap:1.25rem;font-size:.85rem;display:flex}.strava-mark{color:#fc4c02;font-weight:500}.strava-name{color:var(--ink)}.push-confirm{color:var(--muted);align-items:center;gap:.9rem;font-size:.85rem;display:flex}.push-note{color:var(--muted);margin:0;font-size:.8rem}.push-note.ok{color:#0e7c50}.push-note.err{color:var(--red)}.readings{margin-top:3.5rem}.readings h2{letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 .5rem;font-size:.7rem;font-weight:500}.readings ul{margin:0;padding:0;list-style:none}.readings li{border-bottom:1px solid var(--line);justify-content:space-between;padding:.6rem 0;display:flex}.r-weight{font-family:var(--digits);font-size:.95rem;font-weight:500}.r-time{color:var(--muted);font-size:.8rem}.log{margin-top:2.5rem}.log summary{letter-spacing:.1em;text-transform:uppercase;color:var(--muted);cursor:pointer;font-size:.75rem}.log-lines{background:var(--glass);border:1px solid var(--line);max-height:16rem;font-family:var(--digits);border-radius:.5rem;margin-top:.6rem;padding:.6rem .8rem;font-size:.7rem;line-height:1.7;overflow:auto}.log-line{white-space:nowrap;gap:.75rem;display:flex}.log-at{color:var(--muted)}.log-dir{flex-shrink:0;width:2ch}.log-line.rx .log-dir{color:var(--cobalt)}.log-line.tx .log-dir{color:var(--amber)}.log-line.info{color:var(--muted)}footer{color:var(--muted);text-align:center;margin-top:auto;padding-top:3rem;font-size:.75rem;line-height:1.6}@media (prefers-reduced-motion:reduce){.readout.stable .digits{animation:none}.digits{transition:none}}