:root{
  --navy:#0a1830; --navy2:#0b1e3a; --ink:#0f172a; --slate:#475569; --mute:#64748b;
  --cyan:#22d3ee; --teal:#2dd4bf; --gold:#f5c451; --gold2:#fbbf24;
  --bg:#f8fafc; --card:#ffffff; --line:#e2e8f0;
  --radius:16px; --maxw:820px;
  --shadow:0 10px 30px -12px rgba(2,12,30,.25);
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.7;-webkit-font-smoothing:antialiased}
a{color:#0e93a6;text-decoration:none;font-weight:500}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--teal)}

/* NAV */
nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(10px);background:rgba(10,24,48,.72);border-bottom:1px solid rgba(255,255,255,.06)}
nav .wrap{max-width:1000px;display:flex;align-items:center;justify-content:space-between;height:60px}
.brand{display:flex;align-items:center;gap:.6rem;font-weight:800;color:#fff;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand .mark{width:28px;height:28px;object-fit:contain;display:block}
.brand .dim{color:#8fa2bd;font-weight:600}
.navlinks{display:flex;gap:1.4rem;align-items:center}
.navlinks a{color:#cbd5e1;font-size:.9rem;font-weight:500}
.navlinks a:hover{color:#fff;text-decoration:none}
@media(max-width:640px){.navlinks a:first-child{display:none}}

/* page header */
.pagehead{background:radial-gradient(1000px 500px at 80% -20%,rgba(34,211,238,.16),transparent 60%),linear-gradient(180deg,var(--navy),var(--navy2));color:#e5edf7}
.pagehead .wrap{padding:56px 24px 46px}
.pagehead h1{font-size:clamp(1.9rem,4vw,2.6rem);line-height:1.1;letter-spacing:-.02em;color:#fff;margin:.4rem 0}
.pagehead p{color:#aebfd4;max-width:60ch;margin-top:6px}

main{padding:52px 0 80px}

/* post list */
.posts{list-style:none;display:grid;gap:18px}
.postcard{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);transition:transform .18s ease,border-color .18s ease}
.postcard:hover{transform:translateY(-3px);border-color:#c9d6e5}
.postcard a{display:block;padding:24px 26px;color:inherit;font-weight:400}
.postcard a:hover{text-decoration:none}
.postcard .date{font-size:.8rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--teal)}
.postcard h2{font-size:1.3rem;letter-spacing:-.01em;margin:.3rem 0 .4rem;color:var(--ink)}
.postcard p{color:var(--slate);font-size:.96rem}

/* prose (posts + pages) */
.prose{max-width:720px}
.prose h1,.prose h2,.prose h3{letter-spacing:-.01em;margin:1.8rem 0 .6rem;color:var(--ink)}
.prose h2{font-size:1.4rem}.prose h3{font-size:1.15rem}
.prose p{color:var(--slate);margin:.8rem 0}
.prose ul,.prose ol{margin:.6rem 0 1rem 1.3rem;color:var(--slate)}
.prose li{margin:.35rem 0}
.prose img{max-width:100%;height:auto;border-radius:12px;border:1px solid var(--line);margin:1rem 0}
.prose blockquote{border-left:3px solid var(--teal);padding:.2rem 0 .2rem 1rem;margin:1rem 0;color:var(--slate)}
.prose code{font-family:var(--mono);font-size:.88em;background:#eef2f7;padding:1px 6px;border-radius:6px;color:#334155}
.prose pre{background:#071224;color:#cdd9ec;border-radius:var(--radius);padding:18px 20px;overflow:auto;margin:1.2rem 0;font-family:var(--mono);font-size:.85rem;line-height:1.6}
.prose pre code{background:none;padding:0;color:inherit;font-size:1em}
.prose a{font-weight:600}
.prose hr{border:none;border-top:1px solid var(--line);margin:2rem 0}
.prose table{width:100%;border-collapse:separate;border-spacing:0;margin:1.4rem 0;font-size:.94rem;background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.prose th,.prose td{padding:.6rem .9rem;text-align:left;vertical-align:top;border-bottom:1px solid var(--line);border-right:1px solid var(--line);color:var(--slate)}
.prose th:last-child,.prose td:last-child{border-right:none}
.prose tbody tr:last-child td{border-bottom:none}
.prose thead th{background:#eef2f7;color:var(--ink);font-weight:700;border-bottom:2px solid #d7e0ea}
.prose tbody tr:nth-child(even){background:#fbfcfe}
.prose tbody td:first-child{font-weight:600;color:var(--ink)}
@media(max-width:640px){.prose table{display:block;overflow-x:auto;white-space:nowrap}}
.tag,.category{display:inline-block;font-size:.78rem;font-weight:600;background:#eef2f7;color:#475569;padding:2px 10px;border-radius:999px;margin:2px}

.backlink{margin-top:44px;font-weight:600}

/* footer */
footer{padding:40px 0;color:var(--mute);font-size:.88rem;border-top:1px solid var(--line);margin-top:60px}
footer .wrap{max-width:1000px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
footer a{color:var(--slate);font-weight:500}
footer a:hover{color:var(--teal)}
.flinks{display:flex;gap:20px;flex-wrap:wrap}