:root{--ink:#171a1f;--muted:#676e78;--line:#dfe3e8;--surface:#f6f7f8;--paper:#fff;--accent:#e9482b;--accent-dark:#bd2d17;--success:#16794b}*{box-sizing:border-box}html{background:var(--surface)}body{color:var(--ink);background:linear-gradient(#171a1f09 1px, transparent 1px), linear-gradient(90deg, #171a1f09 1px, transparent 1px), var(--surface);background-size:32px 32px;margin:0;font-family:Arial,PingFang SC,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}.shell{flex-direction:column;width:min(1180px,100% - 40px);min-height:100svh;margin:0 auto;display:flex}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:76px;display:flex}.brand{align-items:center;gap:11px;font-size:15px;font-weight:700;display:inline-flex}.brandMark{color:#fff;background:var(--ink);place-items:center;width:32px;height:32px;font-size:11px;font-weight:800;display:grid}.status{color:var(--muted);align-items:center;gap:8px;font-size:13px;display:inline-flex}.statusDot{background:#a8adb4;border-radius:50%;width:8px;height:8px}.status.connected .statusDot{background:var(--success);box-shadow:0 0 0 4px #16794b1f}.workspace{flex:1;grid-template-columns:minmax(0,1.08fr) minmax(340px,.72fr);align-items:center;gap:clamp(56px,9vw,140px);padding:72px 0;display:grid}.intro{max-width:620px}.eyebrow{color:var(--accent);text-transform:uppercase;margin:0 0 18px;font-size:12px;font-weight:800}h1{letter-spacing:0;max-width:720px;margin:0;font-size:clamp(42px,6vw,74px);line-height:1.02}.lede{max-width:580px;color:var(--muted);margin:28px 0 0;font-size:17px;line-height:1.8}.actions{align-items:center;gap:24px;margin-top:38px;display:flex}.errorMessage{color:#8f2012;border-left:3px solid var(--accent);background:#fff0ed;max-width:580px;margin:24px 0 0;padding:12px 14px;font-size:13px;line-height:1.55}.primaryButton{color:#fff;background:var(--accent);justify-content:center;align-items:center;gap:28px;min-height:50px;padding:0 20px;font-size:14px;font-weight:700;transition:background .16s,transform .16s;display:inline-flex}.primaryButton:hover{background:var(--accent-dark);transform:translateY(-2px)}.textButton{color:var(--ink);border-bottom:1px solid;font-size:14px;font-weight:700}.checklist{border-top:1px solid var(--ink)}.checkRow{border-bottom:1px solid var(--line);opacity:.58;grid-template-columns:54px 1fr;align-items:center;gap:18px;min-height:112px;transition:opacity .16s;display:grid}.checkRow:hover,.checkRow.active{opacity:1}.stepNumber{color:var(--accent);font-size:12px;font-weight:800}.checkRow strong{margin-bottom:7px;font-size:15px;display:block}.checkRow p{color:var(--muted);margin:0;font-size:13px;line-height:1.55}.footer{min-height:64px;color:var(--muted);border-top:1px solid var(--line);text-transform:uppercase;justify-content:space-between;align-items:center;font-size:11px;display:flex}.dashboard{flex:1;align-content:center;gap:46px;padding:72px 0;display:grid}.detailList{border-top:1px solid var(--ink);max-width:780px;margin:0}.detailList div{border-bottom:1px solid var(--line);grid-template-columns:200px 1fr;align-items:center;min-height:70px;display:grid}.detailList dt{color:var(--muted);font-size:13px}.detailList dd{margin:0;font-size:14px;font-weight:700}.apiError{color:#7e2115;border-left:3px solid var(--accent);background:#fff0ed;max-width:780px;padding:18px 20px}.apiError strong,.apiError p,.apiError small{display:block}.apiError p{margin:8px 0;font-size:14px;line-height:1.55}.apiError small{color:#98564c;font-size:11px}.shopSection{max-width:980px}.sectionHeading{justify-content:space-between;align-items:flex-end;margin-bottom:18px;display:flex}.sectionHeading .eyebrow{margin-bottom:8px}.sectionHeading h2{margin:0;font-size:24px}.sectionHeading>span{color:var(--success);text-transform:uppercase;font-size:12px;font-weight:700}.shopTable{border-top:1px solid var(--ink)}.shopTableHead,.shopTableRow{border-bottom:1px solid var(--line);grid-template-columns:minmax(220px,1.4fr) 90px 150px minmax(170px,1fr);align-items:center;gap:18px;min-height:62px;display:grid}.shopTableHead{min-height:42px;color:var(--muted);text-transform:uppercase;font-size:11px}.shopTableRow{font-size:13px}.shopTableRow strong,.shopTableRow small{display:block}.shopTableRow small{color:var(--muted);margin-top:5px;font-size:11px}.shopTableRow code{overflow-wrap:anywhere;font-size:12px}@media (max-width:760px){.shell{width:min(100% - 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