:root{color-scheme:light;font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;color:#172a37;background:#f2f5f7}*{box-sizing:border-box}body{margin:0}main{max-width:800px;margin:0 auto;padding:56px 24px 36px}.eyebrow{font-size:13px;font-weight:700;letter-spacing:.12em;color:#346d76}h1{font-size:clamp(27px,5vw,42px);line-height:1.3;margin:16px 0}h2{font-size:21px;line-height:1.5;margin:14px 0 8px}p,li{line-height:1.85}.intro{color:#526474;margin-bottom:28px}.panel{background:white;border:1px solid #dce4e9;border-radius:18px;padding:28px;box-shadow:0 8px 28px #17374408}.badge{display:inline-block;padding:6px 12px;border-radius:20px;font-size:13px;background:#eef3f7;color:#496179}.badge.ok{background:#dff5e9;color:#136442}.badge.fail{background:#fff0da;color:#845005}dl{margin:24px 0}dl div{display:grid;grid-template-columns:140px 1fr;border-top:1px solid #ecf0f2;padding:13px 0;gap:12px}dt{color:#637686;font-size:14px}dd{margin:0;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}button{border:0;border-radius:9px;background:#176b70;color:white;font:inherit;font-weight:600;padding:12px 22px;cursor:pointer}button:disabled{opacity:.55;cursor:wait}button:focus-visible{outline:3px solid #60bdcf;outline-offset:3px}.small{font-size:13px;color:#697985;margin-bottom:0}.instructions{margin-top:28px}ol{padding-left:22px}footer{border-top:1px solid #dbe3e8;margin-top:30px;padding-top:20px;color:#697985;font-size:13px;line-height:1.8}@media(max-width:480px){main{padding:30px 18px}.panel{padding:21px}dl div{grid-template-columns:110px 1fr}h2{font-size:19px}}