:root{color-scheme:dark;--bg:#090b14;--panel:#131625;--panel2:#191d30;--text:#f3f3ff;--muted:#a5a9c3;--line:#30334b;--accent:#a998ff;--accent2:#62d8ff}body.light{color-scheme:light;--bg:#f6f7ff;--panel:#fff;--panel2:#eff0fc;--text:#1c2038;--muted:#606580;--line:#dadcf0;--accent:#6452cf;--accent2:#137ca3}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,'Segoe UI',sans-serif}body:before{content:'';position:fixed;inset:0 0 auto;height:500px;background:radial-gradient(ellipse at 72% 0%,#6855d535,transparent 62%),radial-gradient(ellipse at 10% 15%,#21b6df16,transparent 50%);pointer-events:none;z-index:-1}a{color:inherit;text-decoration:none}.shell{display:grid;grid-template-columns:255px minmax(0,1fr);min-height:100vh}.sidebar{border-right:1px solid var(--line);padding:30px 18px;position:sticky;top:0;height:100vh;background:var(--bg)}.brand{display:flex;gap:12px;align-items:center;font-size:20px;font-weight:800;letter-spacing:-.6px;margin:0 8px 38px}.logo{width:42px;height:42px;display:grid;place-items:center;border-radius:15px;background:linear-gradient(135deg,#866aff,#39c6f4);box-shadow:0 8px 30px #806aff50;font-size:24px}.nav-label{font-size:11px;letter-spacing:2px;color:var(--muted);margin:22px 12px 10px;font-weight:800}.nav a{display:flex;gap:12px;align-items:center;padding:12px 14px;margin:5px 0;border-radius:13px;color:var(--muted);font-weight:600}.nav a:hover,.nav a.active{color:var(--text);background:var(--panel2)}.nav a.active{box-shadow:inset 3px 0 var(--accent)}.side-foot{position:absolute;bottom:24px;left:28px;color:var(--muted);font-size:12px}.main{min-width:0;padding:26px clamp(20px,5vw,76px) 80px;max-width:1250px;width:100%;margin:auto}.top{display:flex;justify-content:space-between;align-items:center;margin-bottom:52px}.crumb{font-size:13px;color:var(--muted)}.actions{display:flex;gap:10px}.btn{border:1px solid var(--line);border-radius:12px;padding:10px 14px;background:var(--panel);color:var(--text);cursor:pointer;font:inherit;font-weight:650}.btn:hover{border-color:var(--accent)}.mobile-only{display:none}.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:7px 13px;border:1px solid #9682ff60;border-radius:999px;color:var(--accent);background:#9381ff13;font-size:12px;font-weight:800;letter-spacing:.7px}.hero{padding:28px 0 36px}h1{font-size:clamp(39px,6vw,76px);line-height:1.08;letter-spacing:-2.7px;margin:22px 0}h1 span{background:linear-gradient(100deg,#ac9bff,#6adfff);color:transparent;background-clip:text}.lead{max-width:690px;color:var(--muted);font-size:clamp(16px,2vw,19px);line-height:1.8}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.primary{background:linear-gradient(110deg,#866bfa,#6353d5);border-color:transparent;color:white;box-shadow:0 12px 35px #7563f444}.section-head{display:flex;justify-content:space-between;align-items:end;gap:12px;margin:34px 0 18px}h2{font-size:26px;letter-spacing:-.8px;margin:0}h3{font-size:19px;margin:0 0 12px}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.card{display:block;padding:26px;border-radius:22px;border:1px solid var(--line);background:linear-gradient(145deg,var(--panel),var(--bg));transition:transform .2s,border-color .2s;min-width:0}.card:hover{transform:translateY(-4px);border-color:var(--accent)}.card .iconbox{display:grid;place-items:center;width:52px;height:52px;border-radius:16px;background:#927aff22;font-size:26px;margin-bottom:22px}.card p{color:var(--muted);margin:0 0 20px}.tags{display:flex;flex-wrap:wrap;gap:8px}.tag{font-size:12px;color:var(--accent);border:1px solid var(--line);padding:4px 9px;border-radius:8px}.arrow{display:block;color:var(--accent);font-weight:700;margin-top:22px}.notice{padding:20px 22px;border:1px solid #8f7bff60;border-radius:16px;background:#8f7bff12;margin:28px 0;color:var(--text)}.article{max-width:850px}.article h1{font-size:clamp(35px,5vw,56px)}.article h2{margin:42px 0 15px}.article p,.article li{color:var(--muted)}.article li{margin:8px 0}.code{position:relative;border:1px solid var(--line);border-radius:15px;background:#090d1b;margin:20px 0;overflow:hidden}.code pre{overflow:auto;padding:24px 18px;margin:0;color:#c8d3ff;font:13px/1.7 ui-monospace,SFMono-Regular,Consolas,monospace;white-space:pre}.copy{position:absolute;right:10px;top:10px;padding:5px 11px;border:1px solid #424762;border-radius:8px;background:#23283e;color:white;cursor:pointer}.steps{counter-reset:step;list-style:none;padding:0}.steps>li{counter-increment:step;position:relative;padding-left:50px;margin:25px 0}.steps>li:before{content:counter(step);position:absolute;left:0;top:0;width:32px;height:32px;border-radius:11px;display:grid;place-items:center;background:#806aff30;color:var(--accent);font-weight:800}.footer{border-top:1px solid var(--line);padding-top:25px;margin-top:70px;color:var(--muted);font-size:13px}@media(max-width:800px){.shell{display:block}.sidebar{position:fixed;z-index:20;left:0;top:0;width:275px;transform:translateX(-110%);transition:transform .2s;box-shadow:20px 0 60px #0008}.sidebar.open{transform:translateX(0)}.main{padding:18px 20px 60px}.top{margin-bottom:30px}.mobile-only{display:inline-flex}.grid{grid-template-columns:1fr}.hero{padding-top:12px}h1{letter-spacing:-1.5px}.card{padding:22px}.section-head{margin-top:24px}}

.guide-step{padding:26px 0 30px;border-bottom:1px solid var(--line)}.guide-step h2{margin:10px 0 16px}.step-kicker{font-size:12px;letter-spacing:1.5px;color:var(--accent);font-weight:800}.step-check{background:var(--panel2);padding:14px 18px;border-radius:12px;border-left:3px solid var(--accent)}.toc{padding:24px;border:1px solid var(--line);border-radius:18px;background:var(--panel);margin:30px 0}.toc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 18px;margin-top:14px}.toc-grid a{font-size:13px;color:var(--muted);padding:4px}.toc-grid a:hover{color:var(--accent)}.article a:not(.btn){text-decoration:underline;text-underline-offset:3px}@media(max-width:700px){.toc-grid{grid-template-columns:1fr}.guide-step{padding:22px 0}}