:root{color-scheme:light;--ink:#192c3c;--muted:#657786;--line:#dce5eb;--accent:#12686b;--soft:#e9f4f2;--bg:#f4f7f9}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif}header{height:78px;background:#fff;border-bottom:1px solid var(--line);padding:0 max(24px,calc((100% - 1160px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{font-size:23px;font-weight:800;color:var(--accent);text-decoration:none;white-space:nowrap}.brand span{font-size:17px;color:var(--ink);margin-left:12px}#identity{display:flex;align-items:center;gap:15px;font-size:13px}main{max-width:1160px;margin:32px auto;padding:0 24px;min-height:72vh}h1{font-size:32px;letter-spacing:-1px;line-height:1.3;margin:7px 0 12px}h2{font-size:19px;margin:0 0 12px}p{color:var(--muted);margin:8px 0 18px}.eyebrow{font-size:11px;font-weight:750;letter-spacing:2px;color:var(--accent)}.card{background:white;border:1px solid var(--line);border-radius:16px;padding:24px}.auth{max-width:450px;margin:70px auto}.page-title{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:25px}.page-title p{margin-bottom:0}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.stats .card{display:flex;align-items:center;justify-content:space-between}.stats span{color:var(--muted);font-size:13px}.stats strong{font-size:30px;font-weight:650}button{background:var(--accent);border:1px solid var(--accent);color:#fff;border-radius:8px;padding:10px 17px;font:inherit;font-size:14px;cursor:pointer;white-space:nowrap}button:hover{filter:brightness(.94)}button:disabled{opacity:.55;cursor:wait}button.secondary,button.icon{background:white;color:var(--ink);border-color:var(--line)}button.danger{background:#fff;color:#b34848;border-color:#edcaca}button.small{font-size:12px;padding:6px 10px}input,textarea{display:block;width:100%;font:inherit;background:#fff;color:var(--ink);border:1px solid #cbd8e0;border-radius:8px;padding:10px 12px;margin-top:6px}input:focus,textarea:focus{outline:2px solid #a5d8d0;border-color:var(--accent)}input:read-only{background:var(--bg)}label{display:block;font-size:13px;font-weight:600;margin:15px 0}form>button{margin-top:7px}nav{display:flex;gap:22px;border-bottom:1px solid var(--line);margin:30px 0 22px;overflow:auto}.tab{border:0;border-radius:0;background:none;color:var(--muted);padding:12px 1px;border-bottom:3px solid transparent}.tab.active{color:var(--accent);border-bottom-color:var(--accent);font-weight:700}.toolbar{display:flex;gap:16px;align-items:center;justify-content:space-between;margin-bottom:20px}.toolbar input{max-width:420px;margin:0}.toolbar p{margin:0}.device-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.device{display:flex;flex-direction:column;min-height:215px;overflow-wrap:anywhere}.device h2{margin:10px 0 2px}.device .id{font:13px ui-monospace,monospace;color:var(--muted)}.device p{font-size:13px;white-space:pre-wrap}.device .actions{display:flex;gap:8px;margin-top:auto;padding-top:16px;flex-wrap:wrap}.badge{display:inline-block;font-size:11px;background:var(--soft);color:var(--accent);padding:3px 8px;border-radius:5px;margin:5px 5px 0 0}.empty{text-align:center;padding:55px 25px}.empty p{max-width:520px;margin:12px auto 22px}.muted,.hint{font-size:12px;color:var(--muted)}.hint{font-size:13px}.settings{margin-bottom:20px;max-width:760px}.settings form{max-width:420px}dl{display:grid;grid-template-columns:125px 1fr;gap:12px;font-size:14px}dt{color:var(--muted)}dd{margin:0;overflow-wrap:anywhere;font-family:ui-monospace,monospace}dialog{border:1px solid var(--line);border-radius:16px;width:min(480px,calc(100% - 32px));padding:25px;color:var(--ink)}dialog::backdrop{background:#172d4355;backdrop-filter:blur(3px)}.dialog-head{display:flex;justify-content:space-between;align-items:center}.dialog-head h2{margin:0}.icon{font-size:22px;padding:0 10px}#notice:not(:empty){padding:12px 18px;background:var(--soft);color:var(--accent);border-radius:10px;margin-bottom:20px}#notice.error{background:#fff0ef;color:#a43636}footer{text-align:center;padding:22px;font-size:12px;color:#899aa6}[hidden]{display:none!important}@media(max-width:850px){.device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:560px){header{padding:0 16px;height:70px}.brand span{font-size:14px;margin-left:6px}.brand{font-size:19px}main{padding:0 16px;margin-top:24px}.auth{margin:40px auto}.page-title{align-items:flex-start}h1{font-size:27px}.page-title p{font-size:12px}.page-title>button{font-size:12px;padding:8px 10px}.stats{gap:8px}.stats .card{padding:12px;display:block}.stats span{font-size:11px}.stats strong{display:block;font-size:25px}.device-grid{grid-template-columns:1fr}.toolbar{align-items:flex-start}.toolbar p{font-size:12px}nav{gap:20px}.tab{font-size:13px}dl{grid-template-columns:1fr;gap:2px}dd{margin-bottom:10px}#identity{gap:8px;font-size:11px}#identity button{padding:5px 8px;font-size:11px}}