:root{color-scheme:dark;--bg:#0b100d;--surface:#131c17;--text:#f3f7f1;--muted:#a9b6ad;--accent:#c9ee88;--line:#2d3d31;font-family:"Microsoft YaHei","PingFang SC",system-ui,sans-serif;background:var(--bg);color:var(--text)}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px}[hidden]{display:none!important}
.skip-link{position:absolute;top:-100px;padding:12px;background:var(--accent);color:#16250c}.skip-link:focus{top:0;z-index:30}.service-header{width:min(1320px,calc(100% - 80px));margin:auto;min-height:92px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;white-space:nowrap}.brand img{width:34px;height:34px;border-radius:6px}.service-header nav{display:flex;gap:28px;color:var(--muted);font-size:14px}.service-header nav a[aria-current]{color:var(--accent)}
main{width:min(1040px,calc(100% - 80px));margin:0 auto;padding-bottom:72px}.service-heading{padding:56px 0 31px}.eyebrow{color:var(--accent);font-size:12px;font-weight:600;letter-spacing:.08em;margin:0 0 13px}h1{font-size:40px;line-height:1.35;letter-spacing:-.025em;margin:0 0 16px}.service-heading>p:last-child{font-size:16px;line-height:1.85;color:var(--muted);margin:0}
.lookup-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(240px,1fr);gap:36px;align-items:center}.lookup-panel{background:var(--surface);border:1px solid #43553c;border-top:3px solid var(--accent);border-radius:10px;padding:30px}.lookup-panel label{display:block;font-size:16px;font-weight:650;margin-bottom:13px}.lookup-panel input{width:100%;min-width:0;color:var(--text);background:#0a110d;border:1px solid #4a5d50;border-radius:6px;padding:14px;font-size:15px;line-height:1.5}.lookup-panel input::placeholder{color:#8c9d91}.field-help{font-size:12px;color:var(--muted);line-height:1.75;margin:11px 0 21px}.form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.button{min-height:46px;border-radius:6px;padding:11px 20px;border:1px solid transparent;display:inline-flex;align-items:center;justify-content:center;gap:20px;font-size:14px;font-weight:600;line-height:1.6}.primary{background:var(--accent);color:#17260e}.primary:hover:not(:disabled){background:#daf9a8}.quiet{background:none;color:var(--muted);padding-inline:0}.quiet:hover{color:var(--text)}.secondary-button{background:#1c2b20;border-color:#4d6545;color:#e0efd6}.secondary-button:hover:not(:disabled){background:#2a3d2e}.lookup-help h2{font-size:17px;margin:0 0 14px}.lookup-help p{font-size:14px;color:#c7d2ca;line-height:1.9;margin:0 0 13px}.lookup-help p.secondary{color:var(--muted);font-size:13px}.lookup-help a{display:inline-block;color:var(--accent);font-size:13px;margin-top:6px;border-bottom:1px solid #546f38;padding-bottom:4px}.message{font-size:13px;line-height:1.8;margin:13px 0 0;color:#ceeaa6;overflow-wrap:anywhere}.message:empty{display:none}.message[data-tone="error"]{color:#ffbbac}
.results{margin-top:40px;padding-top:32px;border-top:1px solid var(--line)}.result-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.result-heading h2{font-size:26px;line-height:1.4;margin:0}.result-heading .eyebrow{margin-bottom:9px}.status-pill{font-size:12px;border:1px solid #496342;background:#20331d;color:#d7edbd;border-radius:30px;padding:6px 12px;white-space:nowrap}.order-summary{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:12px;line-height:1.8;color:var(--muted);margin:18px 0 22px}.code-panel{background:#1a291b;border:1px solid #3e5538;border-radius:10px;padding:25px 28px}.code-panel h3,.devices-panel h3{margin:0 0 7px;font-size:18px}.code-panel p,.devices-heading p{font-size:13px;color:var(--muted);line-height:1.8;margin:0}.code-action{display:flex;gap:18px;align-items:center;margin-top:18px}.code-action input{color:#eff8de;background:transparent;border:0;padding:8px 0;min-width:0;flex:1;width:100%;font-family:Consolas,monospace;font-size:19px;letter-spacing:.03em}.code-action .button{flex-shrink:0}.code-panel .message{margin-top:12px}
.devices-panel{margin-top:28px;border:1px solid var(--line);border-radius:10px;padding:28px}.devices-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:10px}.devices-heading>span{font-size:12px;color:var(--muted);white-space:nowrap}.device-row{border-bottom:1px solid var(--line);padding:20px 0;display:flex;justify-content:space-between;align-items:center;gap:18px}.device-description{min-width:0}.device-name{font-size:16px;font-weight:600;margin:0 0 7px;overflow-wrap:anywhere}.device-meta{font-size:12px;color:var(--muted);line-height:1.9;margin:0;overflow-wrap:anywhere}.device-row .button{flex-shrink:0;padding:9px 17px;min-height:40px;font-size:13px}.device-warning{color:#e9be8e;font-size:12px;line-height:1.7;margin:8px 0 0}.device-unavailable{font-size:12px;color:#c4b7a0;flex-shrink:0}.empty-state{padding:25px 0 16px;font-size:14px;color:#c3d1c7;line-height:1.8}.device-note{font-size:12px;color:var(--muted);line-height:1.9;margin:18px 0 0}
.service-notes{border-top:1px solid var(--line);margin-top:40px;padding-top:25px}.service-notes h2{font-size:18px;margin:0 0 10px}.service-notes details{border-bottom:1px solid var(--line);padding:16px 0}.service-notes summary{font-size:14px;cursor:pointer;line-height:1.8}.service-notes details p{font-size:13px;line-height:1.9;color:var(--muted);margin:12px 0 0;max-width:800px}.service-footer{width:min(1320px,calc(100% - 80px));border-top:1px solid var(--line);margin:auto;padding:28px 0 80px;display:flex;gap:24px;flex-wrap:wrap;color:var(--muted);font-size:12px;line-height:1.7}.service-footer span{margin-right:auto}
dialog{width:min(500px,calc(100% - 32px));max-height:calc(100vh - 40px);overflow:auto;color:var(--text);background:#17221a;border:1px solid #60764d;border-radius:12px;padding:30px}dialog::backdrop{background:#000b}dialog h2{font-size:24px;line-height:1.5;margin:0 0 17px}.confirm-device{font-size:17px;font-weight:650;color:#ddf2c4;background:#263523;padding:14px 17px;border-radius:6px;overflow-wrap:anywhere}#unbind-description{font-size:14px;color:#c4d0c4;line-height:1.9}.dialog-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:23px}
@media(max-width:760px){.service-header,main,.service-footer{width:calc(100% - 40px)}.service-header{align-items:flex-start;flex-direction:column;padding:20px 0;gap:18px}.service-header nav{gap:23px;font-size:13px}.service-heading{padding:35px 0 25px}h1{font-size:30px}.service-heading>p:last-child{font-size:14px}.lookup-layout{grid-template-columns:1fr;gap:23px}.lookup-panel{padding:23px}.lookup-help{border-left:2px solid #3a5130;padding-left:18px}.lookup-help h2{font-size:15px}.lookup-help p{font-size:13px;margin-bottom:9px}.code-panel,.devices-panel{padding:22px}.code-action{flex-wrap:wrap}.code-action input{flex-basis:100%;font-size:17px}.code-action .button{width:100%}.result-heading h2{font-size:23px}.order-summary{gap:6px 15px}.devices-heading{align-items:flex-start;gap:12px}.device-row{gap:12px}.device-name{font-size:15px}.service-footer{gap:14px 20px}.service-footer span{width:100%}dialog{padding:24px}}
@media(max-width:360px){h1{font-size:26px}.lookup-panel,.code-panel,.devices-panel{padding:19px}.form-actions{gap:8px 16px}.button{font-size:13px;padding:11px 16px}.device-row{align-items:flex-start;flex-wrap:wrap}.device-description{width:100%}.dialog-actions{gap:9px}dialog h2{font-size:21px}.status-pill{padding:5px 9px}.result-heading{gap:9px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}
.lookup-methods{display:flex;gap:4px;padding:4px;margin:0 0 27px;border:1px solid #354b3b;background:#0b130e;border-radius:8px}.lookup-methods button{flex:1;min-width:0;min-height:44px;padding:10px 8px;border:0;border-radius:5px;color:var(--muted);background:transparent;font-size:14px;font-weight:600;line-height:1.5}.lookup-methods button[aria-selected="true"]{color:#18290f;background:var(--accent)}.lookup-methods button:hover:not([aria-selected="true"]):not(:disabled){background:#203025;color:var(--text)}#lookup-form[role="tabpanel"]{min-width:0}#result-title:focus{outline:none}#code-panel[hidden]+.devices-panel{margin-top:0}
@media(max-width:360px){.lookup-methods{margin-bottom:22px}.lookup-methods button{font-size:13px;padding-inline:5px}}