:root{--bg:#fff;--text:#0f172a;--muted:#64748b;--border:#e5e7eb;--g:#12B886;--o:#FF8A00}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,-apple-system,"Segoe UI",Roboto,Helvetica,Arial;line-height:1.75}
a{color:var(--g);text-decoration:none}
a:hover{text-decoration:underline}
.header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--border);z-index:10}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{font-weight:800}
.hero{padding:26px 0;border-bottom:1px solid var(--border);background:
 radial-gradient(900px 200px at 0% -10%,color-mix(in oklab,var(--g) 15%,transparent),transparent),
 radial-gradient(900px 200px at 100% -10%,color-mix(in oklab,var(--o) 20%,transparent),transparent)}
.hero .grid{display:grid;grid-template-columns:2fr 1fr;gap:16px}
@media(max-width:900px){ .hero .grid{grid-template-columns:1fr} }
.feature{background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px}
.feature h1{margin:8px 0 8px; font-size: clamp(26px, 4.5vw, 40px)}
.side{display:grid;gap:16px}
.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px;transition:transform .15s ease,box-shadow .15s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(0,0,0,.06)}
.meta{display:flex;gap:8px;color:var(--muted);font-size:12px;margin:8px 0}
.badge{border:1px solid var(--border);border-radius:999px;padding:2px 8px}
.badge.g{background:color-mix(in oklab,var(--g) 12%,#fff)}.badge.o{background:color-mix(in oklab,var(--o) 12%,#fff)}
.main{padding:18px 0}
.grid{display:grid;gap:16px;grid-template-columns:2fr 1fr 1fr}
@media(max-width:1100px){ .grid{grid-template-columns:1fr 1fr} }
@media(max-width:700px){ .grid{grid-template-columns:1fr} }
footer{border-top:1px solid var(--border);padding:18px 0;color:var(--muted);text-align:center;margin-top:12px}
article{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px}
article h1{font-size: clamp(26px, 4.5vw, 40px); margin: 0 0 6px}
blockquote{margin:12px 0;padding:0 14px;border-left:3px solid var(--border);color:#475569}
code{background:#f3f4f6;border:1px solid var(--border);padding:.1em .35em;border-radius:6px}
.thumb{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;border-radius:12px;border:1px solid var(--border)}
.thumb.hero{aspect-ratio:21/9}
.author{display:flex;gap:12px;align-items:center;margin:8px 0;color:#475569;font-size:14px}
.author .dot{width:8px;height:8px;border-radius:999px;background:var(--g)}
.updated{color:#64748b;font-size:12px}
.breadcrumbs{font-size:12px;color:#64748b;margin:0 0 8px}