:root{--ink:#17202b;--muted:#6f7a88;--line:#dfe6ee;--paper:#fff;--navy:#0f1d2d;--blue:#2e6ef7;--blue-soft:#eaf1ff;--orange:#f47b4d;--green:#148c70;--shadow:0 22px 70px rgba(31,53,80,.11);font-family:Inter,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:radial-gradient(circle at 85% 0,#e7efff 0,transparent 34%),linear-gradient(180deg,#f8fbff,#eef3f8);line-height:1.65}.shell{width:min(1180px,calc(100% - 36px));margin:auto}.top{padding:42px 0 26px;display:flex;align-items:flex-start;justify-content:space-between;gap:28px}.brand{display:flex;gap:16px;align-items:center}.logo{width:58px;height:58px;border-radius:16px;display:grid;place-items:center;color:#fff;font-size:22px;font-weight:950;background:linear-gradient(135deg,#f47b4d,#e84f7e);box-shadow:0 12px 28px rgba(46,110,247,.18)}.logo.blue{background:linear-gradient(135deg,#2e6ef7,#6d5ee8)}.eyebrow{text-transform:uppercase;letter-spacing:.16em;color:var(--blue);font-size:12px;font-weight:800}.brand h1{margin:5px 0 0;font-size:clamp(27px,4vw,46px);letter-spacing:-.04em;line-height:1.1}.brand p{margin:9px 0 0;color:var(--muted);font-size:15px}.back{color:var(--blue);font-weight:800;text-decoration:none;padding-top:10px}.back:hover{text-decoration:underline}.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;margin:10px 0 22px}.hero-copy,.hero-note,.step{border:1px solid var(--line);background:rgba(255,255,255,.88);border-radius:20px;box-shadow:var(--shadow)}.hero-copy{padding:30px}.hero-copy h2{margin:0;font-size:clamp(26px,3vw,38px);line-height:1.15;letter-spacing:-.035em}.hero-copy p{margin:14px 0 0;color:var(--muted);max-width:640px}.links{display:flex;gap:16px;flex-wrap:wrap;margin-top:17px}.links a{color:var(--blue);font-weight:800;text-decoration:none}.links a:hover{text-decoration:underline}.hero-note{padding:24px;display:flex;flex-direction:column;justify-content:space-between}.note-label{color:var(--green);font-weight:800;font-size:13px}.endpoint{margin-top:10px;padding:13px 15px;border-radius:12px;background:var(--navy);color:#bfe4ff;font:600 14px/1.5 ui-monospace,SFMono-Regular,Consolas,monospace;word-break:break-all}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);margin:22px 0 0}.tab{border:0;background:transparent;color:var(--muted);padding:13px 18px;font:inherit;font-weight:800;cursor:pointer;border-bottom:3px solid transparent}.tab.active{color:var(--ink);border-color:var(--orange)}.panel{display:none;padding:28px 0 60px}.panel.active{display:block;animation:rise .32s ease both}@keyframes rise{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}.steps{display:grid;gap:18px}.step{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:24px}.num{width:38px;height:38px;border-radius:12px;background:linear-gradient(135deg,var(--orange),#ffb158);color:#fff;font-weight:900;display:grid;place-items:center}.step h3{margin:0;font-size:21px}.step p{margin:6px 0 0;color:var(--muted)}.config{margin:16px 0 0;display:grid;grid-template-columns:150px 1fr;border:1px solid var(--line);border-radius:14px;overflow:hidden}.config>div{padding:12px 14px;border-bottom:1px solid var(--line)}.config>div:nth-last-child(-n+2){border-bottom:0}.config .key{font-weight:800;background:#f7f9fc}.config code{font:600 14px ui-monospace,SFMono-Regular,Consolas,monospace;word-break:break-all;color:#0b4e9d}.code{position:relative;margin-top:16px;background:var(--navy);color:#d9f3ff;border-radius:14px;padding:18px 50px 18px 18px;overflow:auto;white-space:pre;font:13px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace}.copy{position:absolute;right:12px;top:12px;border:1px solid #49617c;border-radius:8px;background:#1c334c;color:#d7e9ff;padding:6px 9px;cursor:pointer}.callout{margin-top:18px;padding:16px 18px;background:var(--blue-soft);border-left:4px solid var(--blue);border-radius:10px;color:#365276}.footer{padding:22px 0 42px;color:var(--muted);font-size:13px;text-align:center}@media(max-width:760px){.top{display:block}.back{display:inline-block;margin-top:18px}.hero{grid-template-columns:1fr}.shell{width:min(100% - 24px,1180px)}.step{grid-template-columns:1fr;padding:18px}.config{grid-template-columns:1fr}.config>div:nth-last-child(-n+2){border-bottom:1px solid var(--line)}.config>div:last-child{border-bottom:0}.tabs .tab{padding:11px 13px;font-size:14px}}