:root{
  color-scheme: dark;
  --bg:#0a0a0d; --surface:#17171c; --border:#26262e; --border-strong:#34343e;
  --text:#f2f2f5; --text-muted:#9c9ca6; --text-faint:#6b6b76;
  --purple:#8b5cf6; --purple-bright:#a78bfa;
  --font-display:"Space Grotesk","Inter",system-ui,sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-body);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;pointer-events:none;
  background:radial-gradient(60% 40% at 50% 0%,rgba(139,92,246,.16),transparent 70%)}
.wrap{position:relative;max-width:760px;margin:0 auto;padding:max(28px,env(safe-area-inset-top)) 24px max(40px,env(safe-area-inset-bottom))}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:40px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:600;color:var(--text);text-decoration:none}
.brand img{width:28px;height:28px;border-radius:8px;display:block}
.brand span{color:var(--purple-bright)}
.back{color:var(--text-muted);font-size:.9rem;text-decoration:none}
.back:hover{color:var(--purple-bright)}
.eyebrow{display:inline-block;padding:4px 12px;border:1px solid var(--border-strong);border-radius:999px;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--purple-bright);background:rgba(139,92,246,.08)}
h1{margin:14px 0 6px;font-family:var(--font-display);font-weight:700;font-size:clamp(2rem,5vw,2.8rem);letter-spacing:-.02em;line-height:1.15}
.date{color:var(--text-faint);margin:0 0 36px}
section{padding:22px 0;border-top:1px solid var(--border)}
h2{margin:0 0 10px;font-family:var(--font-display);font-weight:600;font-size:1.2rem;letter-spacing:-.01em}
p{margin:0 0 12px;color:var(--text-muted)}
ul{margin:0 0 12px;padding-left:1.2rem;color:var(--text-muted)}
li{margin:4px 0}
strong{color:var(--text);font-weight:600}
code{font-family:var(--font-mono);font-size:.88em;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:1px 6px;color:var(--purple-bright)}
a{color:var(--purple-bright)}
.note{margin-top:8px;padding:16px 18px;border:1px solid var(--border);border-radius:12px;background:var(--surface);color:var(--text-muted);font-size:.95rem}
footer{margin-top:36px;padding-top:20px;border-top:1px solid var(--border);display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between;color:var(--text-faint);font-size:.85rem}
footer a{color:var(--text-muted);text-decoration:none}footer a:hover{color:var(--purple-bright)}