:root{font-family:"Segoe UI","Microsoft YaHei",sans-serif;color:#192628;background:#f4f7f6;font-synthesis:none;letter-spacing:0}
*{box-sizing:border-box}body{margin:0}.topbar{height:58px;background:#17282b;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1020px)/2))}.brand{display:flex;align-items:center;gap:10px;font-weight:700}.brand-mark{display:inline-grid;place-items:center;width:28px;height:28px;background:#47d7b4;color:#123832;font-size:16px}.top-label{font-size:13px;color:#a8c8c4}main{max-width:1020px;padding:28px 24px 60px;margin:auto}.page-head{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid #d5dfdd;padding-bottom:18px;margin-bottom:8px}.page-head h1{font-size:25px;font-weight:650;margin:0}.page-head p{font-size:13px;color:#5b6f70;margin:0}.band{padding:27px 0 30px;border-bottom:1px solid #d5dfdd}.band-heading{display:flex;gap:14px;align-items:center;margin-bottom:19px}.step{font-size:12px;font-weight:700;color:#0c7f70;background:#d9f3ec;padding:5px 7px}.band h2,.history h2{font-size:16px;font-weight:650;margin:0}.device-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}.label{display:block;font-size:12px;color:#657879;margin-bottom:6px}.device-grid strong{font-size:15px;font-weight:600}.check{display:flex;gap:5px;align-items:center;font-size:14px}.check input{accent-color:#15836f}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:23px}button{font:inherit;font-size:14px;font-weight:600;min-height:38px;padding:8px 17px;border:1px solid #135a50;border-radius:4px;color:#fff;background:#126e60;cursor:pointer}button:hover:not(:disabled){background:#0a544b}button:disabled{opacity:.45;cursor:not-allowed}button[hidden]{display:none}.picker{display:flex;align-items:center;gap:20px;width:100%;min-height:76px;padding:14px 18px;border:1px dashed #86aaa3;background:#fafdFC;border-radius:4px;cursor:pointer}.picker:hover{border-color:#147568;background:#f0faf7}.picker-title{flex:none;color:#10695d;font-weight:650}.picker span:last-of-type{overflow-wrap:anywhere;color:#405456;font-size:14px}.picker input{position:absolute;opacity:0;width:1px;height:1px}.file-facts{display:grid;gap:12px;margin:17px 0 0}.file-facts div{display:grid;grid-template-columns:70px minmax(0,1fr);gap:12px;font-size:13px}.file-facts dt{color:#657879}.file-facts dd{margin:0;overflow-wrap:anywhere;font-family:Consolas,monospace;color:#2d4244}.progress-row{display:flex;align-items:center;gap:18px}.progress-row progress{width:100%;height:12px;accent-color:#148472}.progress-row span{white-space:nowrap;color:#647578;font-size:13px}.message{font-size:14px;color:#126e60;margin:18px 0 0}.message.error{color:#b03333}.history{padding-top:28px}.history ol{list-style:none;padding:0;margin:13px 0 0}.history li{font-size:12px;color:#5b7071;padding:8px 0;border-top:1px solid #e1e8e6;overflow-wrap:anywhere}@media(max-width:640px){main{padding:20px 16px 40px}.topbar{padding:0 16px}.device-grid{grid-template-columns:1fr 1fr}.device-grid>div:first-child{grid-column:1/-1}.picker{align-items:flex-start;flex-direction:column;gap:6px}.progress-row{align-items:flex-start;flex-direction:column;gap:5px}}
.top-label{text-decoration:none}
.update-notice{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:18px;padding:12px 14px;border:1px solid #76ae9d;border-radius:5px;background:#e8f6f0;color:#17594b;font-size:14px;font-weight:600}.update-notice[hidden]{display:none}.update-notice button{flex:none}@media(max-width:640px){.update-notice{align-items:stretch;flex-direction:column}}