:root{color-scheme:dark;--bg: #020305;--panel: rgba(13, 20, 32, .72);--line: rgba(148, 163, 184, .16);--blue: #7dd3fc;--green: #39ff88;--violet: #a78bfa;--text: #f8fafc;--muted: #94a3b8}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-height:100vh;overflow-x:hidden;color:var(--text);background:radial-gradient(circle at 18% 8%,rgba(56,189,248,.14),transparent 30rem),radial-gradient(circle at 86% 14%,rgba(167,139,250,.1),transparent 28rem),radial-gradient(circle at 54% 88%,rgba(57,255,136,.06),transparent 32rem),var(--bg);font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body:before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;background-image:linear-gradient(rgba(125,211,252,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(125,211,252,.045) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.58),transparent 74%)}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.nav{position:sticky;top:0;z-index:50;height:58px;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(1rem,4vw,4.5rem);border-bottom:1px solid rgba(148,163,184,.12);background:#02050aad;backdrop-filter:blur(28px) saturate(180%)}.brand{display:flex;align-items:center;gap:.75rem;font-weight:760;letter-spacing:.12em;font-size:.82rem}.brand.logo-only{width:2.35rem;height:2.35rem;justify-content:center}.brand img{width:32px;height:32px;border-radius:11px;object-fit:cover;border:1px solid rgba(255,255,255,.1);box-shadow:0 0 24px #7dd3fc2e}.nav-links{display:flex;gap:1.6rem;color:#cbd5e1;font-size:.9rem}.nav-links a:hover{color:#fff}.back-home{position:fixed;left:clamp(1rem,3vw,2rem);top:74px;z-index:40;display:inline-flex;align-items:center;gap:.55rem;border:1px solid rgba(125,211,252,.22);border-radius:999px;padding:.68rem .9rem;color:#e0f2fe;background:#02060eb3;backdrop-filter:blur(18px) saturate(160%);box-shadow:0 18px 60px #00000059;font:.78rem ui-monospace,SFMono-Regular,Menlo,monospace}.back-home:hover{border-color:#7dd3fc73;color:#fff;transform:translateY(-1px)}.shell{width:min(1180px,calc(100vw - 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2rem));margin:0 auto;padding:5rem 0}.article-body h1{font-size:clamp(3rem,8vw,6.5rem)}.article-body p{color:#cbd5e1;line-height:1.9;font-size:1.05rem}.article-body code{color:var(--green);background:#39ff8814;border:1px solid rgba(57,255,136,.14);border-radius:.45rem;padding:.1rem .35rem}.toc{border:1px solid var(--line);border-radius:18px;padding:1rem;margin:1.5rem 0;background:#02060e6b}.toc a{display:block;color:#bae6fd;margin:.35rem 0;font-size:.9rem}@media(max-width:900px){.hero{grid-template-columns:1fr;text-align:center}.portrait{order:-1;min-height:21rem}.portrait img{width:min(72vw,20rem)}.actions{justify-content:center}.nav-links{display:none}.back-home{top:68px}.card,.card.featured,.card.compact{grid-column:span 12}.footer-inner{align-items:stretch;flex-direction:column}}