:root{--bg:#080c0e;--panel:#0c1316;--line:rgba(255,255,255,.07);--line-2:rgba(255,255,255,.13);--text:#eef4f1;--muted:#8d9a9c;--dim:#5b6669;--accent:#41c892;--accent-ink:#04180f;--mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;--sans:"Inter Tight",Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
*{box-sizing:border-box}html{color-scheme:dark;scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 var(--sans);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
code,pre,kbd{font-family:var(--mono)}
code{font-size:.85em;background:rgba(255,255,255,.06);padding:.1em .4em;border-radius:5px}
pre{margin:14px 0;padding:14px 16px;background:#05080a;border:1px solid var(--line);border-radius:10px;overflow-x:auto;font-size:13px;line-height:1.55}
pre code{background:none;padding:0;font-size:inherit}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
/* nav */
.nav{position:sticky;top:0;z-index:10;background:rgba(8,12,14,.8);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav .wrap{height:60px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:16px;letter-spacing:-.01em}
.brand img{width:24px;height:24px;border-radius:6px}
.links{display:flex;align-items:center;gap:22px;margin-left:auto;font-size:14px;color:var(--muted)}
.links a:hover{color:var(--text)}
.links a.on{color:var(--text)}
.icon{display:inline-flex;width:20px;height:20px;color:var(--muted)}.icon:hover{color:var(--text)}
.icon svg{width:20px;height:20px;fill:currentColor}
.pillbtn{display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 16px;border-radius:999px;background:var(--accent);color:var(--accent-ink);font-weight:700;font-size:13.5px;letter-spacing:.01em;white-space:nowrap}
.pillbtn:hover{background:#56d6a1}
.pillbtn.ghost{background:transparent;color:var(--text);border:1px solid var(--line-2)}.pillbtn.ghost:hover{border-color:var(--muted);background:transparent}
/* hero */
.hero{padding:96px 0 48px;max-width:760px}
.hero h1{margin:0 0 18px;font-size:52px;line-height:1.04;letter-spacing:-.03em;font-weight:700}
.hero p{margin:0 0 28px;font-size:18px;color:var(--muted);max-width:600px}
.hero .row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.hero .note{font-size:13px;color:var(--dim);margin-top:14px}
.frame{margin:20px 0 0;border:1px solid var(--line-2);border-radius:14px;overflow:hidden;background:var(--panel);box-shadow:0 40px 120px rgba(0,0,0,.55)}
.frame img{display:block;width:100%}
/* sections */
section{padding:72px 0;border-top:1px solid var(--line)}
.kicker{font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin:0 0 10px}
h2{margin:0 0 10px;font-size:32px;letter-spacing:-.02em;line-height:1.15}
.sub{margin:0 0 36px;color:var(--muted);font-size:17px;max-width:640px}
.feature{display:grid;grid-template-columns:1fr 1.15fr;gap:48px;align-items:center;padding:28px 0}
.feature+.feature{border-top:1px solid var(--line)}
.feature h3{margin:0 0 8px;font-size:22px;letter-spacing:-.015em}
.feature p{margin:0;color:var(--muted)}
.feature .img{border:1px solid var(--line-2);border-radius:12px;overflow:hidden;background:var(--panel)}
.feature .img img{display:block;width:100%}
.list{display:grid;grid-template-columns:repeat(3,1fr);gap:32px 40px;margin-top:8px}
.list h4{margin:0 0 6px;font-size:15px}
.list p{margin:0;color:var(--muted);font-size:14.5px}
.quiet{border:1px solid var(--line);border-radius:12px;padding:20px 22px;background:var(--panel);color:var(--muted);font-size:15px}
.quiet b{color:var(--text)}
footer{border-top:1px solid var(--line);padding:32px 0 48px;color:var(--dim);font-size:13px}
footer .wrap{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
footer a{color:var(--muted)}footer a:hover{color:var(--text)}
/* docs */
.docs{display:grid;grid-template-columns:200px 1fr;gap:56px;padding:56px 0 96px}
.toc{position:sticky;top:84px;align-self:start;font-size:14px;display:flex;flex-direction:column;gap:2px}
.toc a{color:var(--muted);padding:5px 10px;border-radius:6px;border-left:2px solid transparent}
.toc a:hover{color:var(--text)}.toc a.on{color:var(--text);border-left-color:var(--accent)}
.toc .k{font-family:var(--mono);font-size:11px;color:var(--dim);letter-spacing:.08em;text-transform:uppercase;margin:0 10px 6px}
article{max-width:680px;min-width:0}
article h1{margin:0 0 8px;font-size:40px;letter-spacing:-.025em;line-height:1.1}
article .lead{font-size:18px;color:var(--muted);margin:0 0 8px}
article h2{font-size:26px;margin:56px 0 10px;padding-top:6px}
article h2 .n{font-family:var(--mono);color:var(--accent);font-size:14px;margin-right:12px;vertical-align:middle}
article h3{font-size:17px;margin:26px 0 8px}
article p,article li{color:#cfd7d6}
article ol,article ul{padding-left:22px;margin:8px 0}
article li{margin:6px 0}
article li::marker{color:var(--dim)}
article img{max-width:100%;border:1px solid var(--line-2);border-radius:10px;margin:12px 0}
.aside{border-left:2px solid var(--accent);padding:4px 0 4px 16px;color:var(--muted);margin:16px 0;font-size:15px}
.aside.warn{border-left-color:#f2c366}
.aside b{color:var(--text)}
.seg{display:inline-flex;border:1px solid var(--line-2);border-radius:999px;padding:3px;margin:18px 0 6px;background:var(--panel)}
.seg button{font:inherit;font-size:13.5px;font-weight:600;color:var(--muted);background:none;border:0;padding:6px 16px;border-radius:999px;cursor:pointer}
.seg button.on{background:var(--accent);color:var(--accent-ink)}
.os{display:none}.os.on{display:block}
.steps{counter-reset:s;padding:0;margin:0;list-style:none}
.steps>li{position:relative;padding:0 0 22px 44px;margin:0}
.steps>li::before{counter-increment:s;content:counter(s);position:absolute;left:0;top:2px;width:28px;height:28px;border-radius:50%;border:1px solid var(--line-2);background:var(--panel);color:var(--text);font:600 13px/28px var(--mono);text-align:center}
.steps>li:not(:last-child)::after{content:"";position:absolute;left:14px;top:34px;bottom:0;width:1px;background:var(--line)}
.steps b{color:var(--text)}
@media(max-width:820px){.hero{padding-top:56px}.hero h1{font-size:38px}.feature{grid-template-columns:1fr;gap:18px}.list{grid-template-columns:1fr}.docs{grid-template-columns:1fr;gap:24px}.toc{position:static;flex-direction:row;flex-wrap:wrap}.toc .k{width:100%}.links{gap:14px}.links .txt{display:none}}