:root{--bg:#ffffff;--surface:#ffffff;--surface-2:#f7f8fa;--text:#0f172a;--muted:#475569;--link:#0b63d1;--border:rgba(2, 6, 23, 0.12);--shadow:0 1px 0 rgba(2, 6, 23, 0.04);--radius:14px;--max:1040px;--max-prose:760px;--s1:6px;--s2:10px;--s3:14px;--s4:18px;--s5:24px;--s6:32px;--s7:44px}@media(prefers-color-scheme:dark){:root{--bg:#0b0f17;--surface:#0f1624;--surface-2:#101a2c;--text:#e7eefc;--muted:#a9b4c7;--link:#79b8ff;--border:rgba(255, 255, 255, 0.12);--shadow:0 1px 0 rgba(0, 0, 0, 0.25)}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,apple color emoji,segoe ui emoji;background:var(--bg);color:var(--text);line-height:1.7;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}a{color:var(--link);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:var(--max);padding:var(--s6);margin:0 auto}.prose{max-width:var(--max-prose)}.site-header{position:sticky;top:0;z-index:20;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px)}.header-inner{display:flex;align-items:baseline;justify-content:space-between;gap:var(--s5)}.brand{display:flex;flex-direction:column;gap:2px}.brand a{color:var(--text);font-weight:850;letter-spacing:.2px}.tagline{color:var(--muted);font-size:.95rem}.nav{display:flex;gap:var(--s3);flex-wrap:wrap;justify-content:flex-end}.nav a{color:var(--muted);padding:6px 10px;border-radius:999px}.nav a:hover{background:color-mix(in srgb,var(--surface-2) 92%,transparent);text-decoration:none}.h1{font-size:clamp(1.8rem,1.1rem + 2.2vw,2.6rem);line-height:1.15;margin:0 0 var(--s3)}.h2{font-size:1.25rem;line-height:1.35;margin:0 0 var(--s2)}.meta{color:var(--muted);font-size:.95rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:var(--s5);box-shadow:var(--shadow)}.grid{display:grid;gap:var(--s4)}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}@media(max-width:960px){.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:640px){.container{padding:var(--s5)}.header-inner{flex-direction:column;align-items:flex-start}.nav{justify-content:flex-start}.grid-3,.grid-2{grid-template-columns:1fr}}hr{border:none;border-top:1px solid var(--border);margin:var(--s7)0}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:999px;border:1px solid var(--border);background:color-mix(in srgb,var(--surface-2) 70%,transparent);color:var(--muted);font-size:.85rem}.card-title{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-excerpt{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:999px;border:1px solid var(--border);background:color-mix(in srgb,var(--surface-2) 70%,transparent);color:var(--muted);font-size:.92rem}.prose p{margin:0 0 var(--s4)}.prose h2,.prose h3{margin:var(--s7)0 var(--s3);line-height:1.25}.prose ul,.prose ol{padding-left:1.2rem;margin:0 0 var(--s4)}.prose li{margin:6px 0}.prose blockquote{margin:var(--s5)0;padding:var(--s4)var(--s5);border-left:4px solid color-mix(in srgb,var(--link) 80%,transparent);background:color-mix(in srgb,var(--surface-2) 85%,transparent);border-radius:12px}.prose blockquote.callout-definition{border-left-color:#f59e0b;background:color-mix(in 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80%,transparent)}.pagination{display:flex;justify-content:space-between;align-items:center;gap:var(--s3);margin:var(--s6)0}.pagination a{display:inline-flex;padding:8px 12px;border-radius:999px;border:1px solid var(--border);background:color-mix(in srgb,var(--surface-2) 70%,transparent);color:var(--muted)}.pagination a:hover{text-decoration:none;color:var(--text)}.footer{margin-top:var(--s7);padding-top:var(--s5);border-top:1px solid var(--border);color:var(--muted);font-size:.95rem}