:root{--bg:#fafafa;--fg:#0f172a;--mut:#475569;--card:#fff;--line:#e2e8f0;--a:#4f8cff;--b:#34d399;--code:#0f172a;--codefg:#e2e8f0;--warn:#fff7ed;--warnl:#fed7aa}
@media (prefers-color-scheme:dark){:root{--bg:#0b1020;--fg:#e8edf7;--mut:#9aa7bd;--card:#121a30;--line:#222c47;--code:#070b17;--warn:#2a1d12;--warnl:#5a3b1c}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Inter","Segoe UI",sans-serif}
a{color:var(--a);text-decoration:none}a:hover{text-decoration:underline}
.nav{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;padding:12px max(16px,calc((100% - 1000px)/2));background:color-mix(in srgb,var(--bg) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav nav{display:flex;gap:18px;align-items:center}.nav nav a{color:var(--mut);font-size:14px}
.brand{display:flex;align-items:center;gap:8px;font-weight:800;letter-spacing:.08em;color:var(--fg)!important}
.dot{width:14px;height:14px;border-radius:50%;background:radial-gradient(circle at 50% 50%,var(--b) 40%,var(--a) 42%)}
main{max-width:1000px;margin:0 auto;padding:0 16px}
section{padding:56px 0}
.hero{text-align:center;padding-top:72px}
.eyebrow{color:var(--a);font-weight:600;letter-spacing:.12em;text-transform:uppercase;font-size:13px;margin:0}
h1{font-size:clamp(34px,6vw,60px);line-height:1.1;margin:12px 0 18px;letter-spacing:-.02em}
.grad{background:linear-gradient(90deg,var(--a),var(--b));-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{max-width:640px;margin:0 auto 28px;color:var(--mut);font-size:19px}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:12px 22px;border-radius:10px;background:var(--fg);color:var(--bg)!important;font-weight:600}
.btn:hover{text-decoration:none;opacity:.88}
.btn.ghost{background:transparent;color:var(--fg)!important;border:1px solid var(--line)}
.btn.small{padding:6px 14px;font-size:14px}
.comic{width:100%;max-width:820px;height:auto;margin-top:48px;border-radius:16px;border:1px solid var(--line);box-shadow:0 20px 50px rgba(0,0,0,.15)}
h2{font-size:30px;margin:0 0 10px;letter-spacing:-.01em}
.sub{color:var(--mut);margin:0 0 28px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;margin-top:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.card h3{margin:0 0 6px;font-size:18px}.card p{margin:0;color:var(--mut);font-size:15px}
.steps{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.steps li{display:flex;gap:16px;align-items:flex-start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.steps span{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font-weight:700;color:#fff;background:linear-gradient(135deg,var(--a),var(--b))}
.steps h3{margin:0}.steps p{margin:2px 0 0;color:var(--mut)}
pre{background:var(--code);color:var(--codefg);padding:20px;border-radius:14px;overflow-x:auto;font-size:14px;line-height:1.6}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.warn{background:var(--warn);border:1px solid var(--warnl);border-radius:14px;padding:24px;margin:24px 0}
.warn h2{font-size:20px}.warn p{margin:0;color:var(--mut);font-size:15px}
footer{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;max-width:1000px;margin:0 auto;padding:28px 16px 48px;color:var(--mut);font-size:14px;border-top:1px solid var(--line)}
@media(max-width:600px){.nav nav a:not(.btn){display:none}}