:root{font-family:Inter,Segoe UI,Arial,sans-serif;color:#e9edf3;background:#101319;font-synthesis:none;color-scheme:dark}*{box-sizing:border-box}body{margin:0}header{height:88px;border-bottom:1px solid #2a2e38;display:flex;align-items:center;justify-content:space-between;padding:0 max(5vw,20px)}.brand{display:flex;gap:14px;align-items:center}.brand strong{letter-spacing:2px}.brand small{display:block;color:#919baa;margin-top:4px}.mark{background:#d33846;padding:12px 9px;letter-spacing:-2px;font-size:22px;font-weight:850;border-radius:6px}main{max-width:1440px;min-height:calc(100vh - 170px);padding:48px max(5vw,20px);margin:auto}h1{font-size:clamp(30px,4vw,52px);margin:8px 0 24px;letter-spacing:-1.5px;line-height:1.08}h2{font-size:21px;font-weight:650}p{line-height:1.6}.welcome{max-width:670px;padding:7vh 0}.welcome h1{font-size:clamp(42px,6vw,78px);letter-spacing:-3px}.welcome>p:not(.eyebrow){max-width:470px;color:#a7b1c0}.eyebrow{font-size:11px;color:#ef6975;font-weight:700;letter-spacing:2.5px}.muted,small{color:#929dad}button,select,input{font:inherit;border:1px solid #363d4b;border-radius:7px;padding:11px 16px}button{background:#ce3544;color:white;cursor:pointer;font-size:14px;font-weight:600}button:hover{filter:brightness(1.16)}button:disabled{opacity:.45;cursor:wait}.secondary,select,input{background:#1c222c;color:#e6e9ef}.toolbar,.section-title{display:flex;justify-content:space-between;align-items:center;gap:20px}.toolbar>div:last-child{display:flex;gap:10px;flex-wrap:wrap}nav{display:flex;gap:8px;border-bottom:1px solid #303642;margin:4px 0 12px}nav button{border:0;border-radius:0;background:transparent;color:#96a0b0;padding:16px}nav .active{color:#fff;border-bottom:3px solid #d33846}#sync{font-size:12px;color:#9ba8ba;margin-bottom:30px}#account{color:#a5afbe;font-size:13px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(295px,1fr));gap:18px}.card{background:#191e27;border:1px solid #303744;border-radius:12px;padding:24px}.card h3{margin:0 0 6px;font-size:19px}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.badge{font-size:11px;border-radius:20px;background:#293342;padding:5px 9px;color:#acb9cc}.Online{color:#70d7aa;background:#17382c}.Stale{color:#eac56c;background:#3d321c}.Offline{color:#929dad;background:#2b3039}.wheel-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.wheel{background:#12171f;border:1px solid #2d3441;border-radius:8px;padding:16px;cursor:pointer}.wheel:hover{border-color:#727f95}.wheel strong{font-size:13px}.wheel .readings{font-size:22px;font-weight:600;margin:10px 0 6px}.wheel .readings small{font-size:12px}.wheel .id{font-size:12px;color:#9aa7ba}.sensor-values{font-size:32px;margin:20px 0}.sensor-values small{font-size:16px}.receivers{font-size:12px;border-top:1px solid #303744;padding-top:14px;line-height:1.8}.card button{font-size:12px;padding:7px 10px}.empty{border:1px dashed #3b4351;padding:32px;border-radius:12px;color:#97a3b4}footer{font-size:10px;letter-spacing:1.5px;padding:24px 5vw;border-top:1px solid #242b36;color:#7f8a9c}footer span{padding:0 12px}#error{border:1px solid #a93f4a;background:#3b2028;border-radius:8px;padding:16px;margin:20px 0;color:#ffb4bb}dialog{width:min(460px,92vw);background:#1b222c;border:1px solid #465063;color:#fff;border-radius:12px;padding:28px}dialog::backdrop{background:#0009}dialog input,dialog select{display:block;width:100%;margin:12px 0 20px}.dialog-actions{display:flex;justify-content:flex-end;gap:12px}#members{font-size:14px;color:#aeb8c6;line-height:2;margin-bottom:16px}@media(max-width:700px){header{height:74px}main{padding-top:25px}.toolbar,.section-title{align-items:flex-start;flex-direction:column;gap:8px}.grid{grid-template-columns:1fr}#account{max-width:125px;text-align:right;overflow-wrap:anywhere}.wheel{padding:12px}footer{line-height:2}.toolbar h1{margin-bottom:12px}}