:root{color-scheme:light;--ink:#202124;--muted:#68707c;--line:#e5e7eb;--accent:#1765d1;--soft:#f5f7fa;font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff;font-synthesis:none}*{box-sizing:border-box}body{margin:0}header,footer{max-width:1120px;margin:auto;padding:30px 40px;display:flex;align-items:center;justify-content:space-between}header{border-bottom:1px solid var(--line)}a{color:inherit;text-decoration:none}.brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:650;letter-spacing:-.6px}.mark{display:grid;place-items:center;background:var(--accent);color:white;width:32px;height:32px;border-radius:9px;font-size:25px;line-height:1;padding-bottom:5px}.platform{color:var(--muted);font-size:13px}main{max-width:840px;margin:0 auto;padding:76px 40px 64px}.eyebrow{font-size:11px;letter-spacing:2px;color:var(--accent);font-weight:650;margin:0 0 22px}h1{font-size:clamp(32px,4.7vw,48px);line-height:1.25;letter-spacing:-1.8px;margin:0;font-weight:600}.intro{font-size:16px;line-height:1.9;color:var(--muted);margin:24px 0 36px}.setup{border:1px solid var(--line);border-radius:16px;padding:24px}.section-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}.section-top h2{font-size:15px;margin:0;font-weight:600}.section-top span{font-size:11px;color:var(--muted)}.command{display:flex;align-items:center;gap:16px;background:var(--soft);border-radius:9px;padding:16px}.command code{flex:1;overflow-wrap:anywhere;font-size:12px;line-height:1.8}code{font-family:"SFMono-Regular",Consolas,monospace;font-size:.9em}button{font:inherit;font-size:12px;font-weight:600;background:var(--accent);color:#fff;border:0;border-radius:7px;padding:11px 15px;cursor:pointer;white-space:nowrap}button:hover{background:#0f52b2}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #8bbdff;outline-offset:4px}.hint{font-size:12px;line-height:1.8;color:var(--muted);margin:12px 0 0}.divider{height:1px;background:var(--line);margin:22px 0}summary{font-size:13px;cursor:pointer;color:#3f4652}form{margin-top:18px}label{font-size:12px;display:block;margin-bottom:9px}.key-row{display:flex;gap:8px}input{min-width:0;flex:1;border:1px solid #d5dae2;border-radius:7px;padding:12px;font:inherit;font-size:14px}input:focus{outline:2px solid #8bbdff;outline-offset:2px}#status{font-size:12px;color:var(--accent);margin:0;line-height:1.8}#status:not(:empty){margin-top:14px}.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:32px 0 20px}.steps li{display:flex;gap:11px}.steps li>span{color:var(--accent);font:12px monospace;padding-top:3px}.steps strong{font-size:13px;font-weight:600}.steps p{font-size:12px;color:var(--muted);line-height:1.8;margin:7px 0 0}.footnote{color:var(--muted);font-size:11px;line-height:1.8;margin:24px 0 0}footer{border-top:1px solid var(--line);font-size:12px;color:var(--muted)}footer a:hover{color:var(--accent)}[hidden]{display:none!important}@media(max-width:600px){header,footer{padding:24px}main{padding:48px 24px}.platform{font-size:11px}.desktop-break{display:none}.setup{padding:18px}.command{align-items:flex-start;flex-direction:column;gap:12px}.command button{align-self:flex-end}.steps{grid-template-columns:1fr;gap:20px}.key-row{flex-direction:column}.section-top{align-items:flex-start;flex-direction:column;gap:5px}h1{letter-spacing:-1px}.intro{font-size:14px}}@media(prefers-reduced-motion:no-preference){button,a{transition:background .2s ease,color .2s ease}}