:root{font-family:Inter,Noto Sans SC,Microsoft YaHei,system-ui,sans-serif;color:#203b30;background:#f5f7f5;font-synthesis:none;font-size:14px}*{box-sizing:border-box}body{margin:0}button{font:inherit;cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}button:focus-visible,summary:focus-visible{outline:3px solid #73bca4;outline-offset:4px}[hidden]{display:none!important}header{height:74px;background:#fff;border-bottom:1px solid #e2e8e3;display:flex;justify-content:space-between;align-items:center;padding:0 max(24px,calc((100vw - 1080px)/2))}.brand{color:inherit;text-decoration:none;display:flex;align-items:center;gap:11px;font-size:22px;font-weight:750;letter-spacing:-.6px}.brand-mark{width:33px;height:33px;background:#195f4b;color:#fff;border-radius:10px;display:grid;place-items:center;font-size:23px}.header-label{text-decoration:none;font-size:12px;color:#86978b}main{max-width:1080px;margin:0 auto;padding:38px 0 20px}.intro{margin-bottom:27px}h1{margin:0 0 10px;font-size:29px;letter-spacing:-.6px}.intro p{margin:0;color:#85968a;font-size:13px}.devices{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.device{position:relative;background:#fff;color:inherit;border:2px solid transparent;outline:1px solid #e0e7e1;border-radius:14px;padding:15px 14px 20px;text-align:left;transition:border-color .15s,transform .15s}.device:hover:not(:disabled):not(.selected){transform:translateY(-2px);border-color:#b4cfc0}.device.selected{border-color:#236e55;outline-color:transparent}.selected-check{position:absolute;top:13px;right:13px;width:19px;height:19px;line-height:17px;text-align:center;font-size:11px;color:transparent;border:1px solid #dce6df;border-radius:50%;background:#fff}.selected .selected-check{background:#236e55;border-color:#236e55;color:#fff}.image-wrap{height:160px;display:flex;justify-content:center;align-items:center;margin:5px 0 19px;background:radial-gradient(ellipse at 50% 65%,#edf2ee,transparent 75%)}.image-wrap img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply}.device-info{padding:0 5px}.device-info strong{display:block;font-size:15px;font-weight:650;margin-bottom:7px}.device-info span{font-size:10px;letter-spacing:1px;color:#8b9e91}.flash-panel{margin-top:23px;padding:26px 28px;background:#fff;border:1px solid #dfe7e0;border-radius:14px}.flash-row{display:flex;align-items:center;justify-content:space-between;gap:24px}.firmware-info{min-width:0}.field-label{display:block;font-size:11px;color:#8b9a90;margin-bottom:8px}#firmware-name{display:block;font-size:16px;font-weight:600;overflow-wrap:anywhere}#firmware-status{display:block;font-size:11px;color:#7e9988;margin-top:9px}.primary{border:0;border-radius:8px;background:#1e6851;color:#fff;min-width:184px;padding:15px 25px;font-weight:600;letter-spacing:.5px}.primary:hover:not(:disabled){background:#154f3d}.progress-label{display:flex;justify-content:space-between;color:#718a79;font-size:11px;margin:24px 0 9px}.progress{height:5px;border-radius:5px;overflow:hidden;background:#eaf0eb}.progress>div{width:0;height:100%;background:#258763;transition:width .1s}.notice{font-size:12px;color:#6d8074;margin-top:18px;line-height:1.8}.notice.error{color:#a14e40}.notice.success{color:#277448}.browser-hint{margin:19px 0 0;text-align:center;font-size:11px;color:#8b9c90;line-height:1.7}.logs{margin-top:24px;color:#92a195;font-size:11px}summary{cursor:pointer;display:list-item;width:fit-content}.logs pre{background:#20372b;border-radius:8px;color:#c0d0c3;font:11px/1.9 ui-monospace,Consolas,monospace;white-space:pre-wrap;overflow-wrap:anywhere;max-height:200px;overflow:auto;margin:12px 0 0;padding:16px}footer{max-width:1080px;margin:5px auto 0;padding:20px 0;text-align:center;color:#a8b3aa;font-size:9px;letter-spacing:1.5px;border-top:1px solid #e3e9e4}@media(max-width:1130px){main{padding:30px 24px 20px}footer{margin-left:24px;margin-right:24px}}@media(max-width:700px){header{height:65px}.devices{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}main{padding:26px 18px 20px}h1{font-size:25px}.device{padding:13px 10px 17px}.image-wrap{height:125px;margin-bottom:13px}.device-info strong{font-size:14px}.device-info span{font-size:9px;letter-spacing:.5px}.flash-panel{padding:21px}.flash-row{flex-direction:column;align-items:stretch;gap:21px}.primary{width:100%}.selected-check{right:10px;top:10px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.brand .brand-logo{display:block;width:98px;height:65px;object-fit:contain}@media(max-width:700px){.brand .brand-logo{width:86px;height:57px}}.header-label,.intro p,.device-info span,.field-label,#firmware-status,.progress-label,.notice,.browser-hint,.logs,footer{font-size:14px;line-height:1.6;letter-spacing:normal}