:root{--bg:#0b0d10;--bg-elev:#11141a;--bg-elev-2:#161a22;--border:#ffffff14;--border-strong:#ffffff24;--text:#e6e8ec;--text-dim:#9aa1ad;--text-faint:#6b7280;--accent:#7c9cff;--accent-soft:#7c9cff1f;--accent-deep:#5a7ae6;--success:#4ade80;--step--1:clamp(.82rem, .78rem + .18vw, .9rem);--step-0:clamp(.94rem, .9rem + .15vw, 1rem);--step-1:clamp(1.05rem, 1rem + .25vw, 1.15rem);--step-2:clamp(1.3rem, 1.15rem + .6vw, 1.55rem);--step-3:clamp(1.7rem, 1.4rem + 1.2vw, 2.2rem);--step-4:clamp(2.1rem, 1.6rem + 2vw, 3rem);--step-5:clamp(2.6rem, 1.9rem + 3vw, 3.8rem);--shell-max:1080px;--shell-narrow:720px;--ease-out:cubic-bezier(.16, 1, .3, 1)}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;padding:0;font-family:Inter,system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.6}body{background:radial-gradient(ellipse 80% 50% at 50% -10%, #7c9cff1a 0%, transparent 60%), var(--bg);min-height:100dvh}#root{flex-direction:column;min-height:100dvh;display:flex}a{color:var(--accent);transition:color .16s var(--ease-out);text-decoration:none}a:hover{color:#a4bcff}code,.mono{font-family:JetBrains Mono,ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em}.shell{width:100%;max-width:var(--shell-max);margin:0 auto;padding:0 24px}section{border-top:1px solid var(--border);padding:80px 0}section:first-of-type{border-top:0}@media (width<=720px){section{padding:56px 0}}h1,h2,h3,h4{letter-spacing:-.02em;color:var(--text);margin:0 0 16px;font-weight:600}h1{font-size:var(--step-5);letter-spacing:-.035em;line-height:1.05}h2{font-size:var(--step-4);letter-spacing:-.03em;line-height:1.1}h3{font-size:var(--step-2);line-height:1.25}h4{font-size:var(--step-1);line-height:1.3}p{color:var(--text-dim);margin:0 0 16px}p.lead{font-size:var(--step-1);color:var(--text);line-height:1.5}.eyebrow{text-transform:uppercase;letter-spacing:.14em;color:var(--accent);border:1px solid var(--accent-soft);background:var(--accent-soft);border-radius:4px;margin-bottom:20px;padding:4px 10px;font-family:JetBrains Mono,monospace;font-size:.78rem;display:inline-block}.btn{font-family:inherit;font-weight:600;font-size:var(--step-0);letter-spacing:-.01em;cursor:pointer;transition:transform .12s var(--ease-out), background .16s var(--ease-out), border-color .16s var(--ease-out);border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:10px;padding:14px 24px;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent);color:#0b0d10}.btn-primary:hover{color:#0b0d10;background:#a4bcff}.btn-ghost{color:var(--text);border-color:var(--border-strong);background:0 0}.btn-ghost:hover{border-color:var(--text-dim);color:var(--text)}.card{background:var(--bg-elev);border:1px solid var(--border);border-radius:10px;padding:24px}.nav{z-index:50;-webkit-backdrop-filter:saturate(140%)blur(10px);border-bottom:1px solid var(--border);background:#0b0d10c7;position:sticky;top:0}.nav-inner{justify-content:space-between;align-items:center;height:60px;display:flex}.brand{color:var(--text);letter-spacing:-.01em;align-items:center;gap:10px;font-weight:600;display:flex}.brand-mark{background:var(--accent);border-radius:4px;width:22px;height:22px;position:relative}.brand-mark:after{content:"";background:var(--bg);border-radius:2px;position:absolute;inset:5px}.muted{color:var(--text-dim)}.faint{color:var(--text-faint)}.center{text-align:center}.maxw-narrow{max-width:var(--shell-narrow)}.mx-auto{margin-left:auto;margin-right:auto}