:root{
  --bg:#0a1017;
  --bg-2:#0e1723;
  --panel:#111d2b;
  --line:#1e2f42;
  --text:#c8d7e6;
  --muted:#7d92a8;
  --accent:#38bdf8;
  --accent-2:#22d3ee;
  --mono:"Cascadia Mono","JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 520px at 82% -12%, rgba(56,189,248,.14), transparent 62%),
    radial-gradient(760px 420px at 4% 4%, rgba(34,211,238,.07), transparent 60%),
    linear-gradient(#0a1017,#0a1017);
  color:var(--text);
  font:16px/1.7 var(--sans);
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(to right, rgba(56,189,248,.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(56,189,248,.05) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.55), transparent 72%);
}
.wrap{position:relative;z-index:1;max-width:960px;margin:0 auto;padding:0 22px}

/* header */
.site-head{
  position:sticky;top:0;z-index:5;
  backdrop-filter:blur(10px);
  background:rgba(10,16,23,.82);
  border-bottom:1px solid var(--line);
}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:14px;padding-bottom:14px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--text)}
.brand .mark{
  width:30px;height:30px;border:1px solid var(--accent);border-radius:7px;
  display:grid;place-items:center;color:var(--accent);font:600 13px/1 var(--mono);
  box-shadow:0 0 18px rgba(56,189,248,.25) inset;
}
.brand b{font-size:15px;letter-spacing:.2px;font-weight:600}
.brand span{display:block;font:11px/1.3 var(--mono);color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
nav.site-nav{display:flex;gap:20px;flex-wrap:wrap}
nav.site-nav a{
  color:var(--muted);text-decoration:none;font-size:14px;letter-spacing:.01em;
  padding:4px 0;border-bottom:1px solid transparent;transition:.15s
}
nav.site-nav a:hover{color:var(--text);border-bottom-color:var(--accent)}
nav.site-nav a[aria-current="page"]{color:var(--accent);border-bottom-color:var(--accent)}

/* type */
.kicker{font:600 11.5px/1.4 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--accent-2);margin:0 0 14px}
h1{font-size:clamp(30px,5vw,46px);line-height:1.15;letter-spacing:-.02em;margin:0 0 16px;color:#eaf3fb;font-weight:650}
h2{font-size:clamp(21px,3vw,27px);letter-spacing:-.01em;margin:44px 0 14px;color:#e6f0fa;font-weight:600}
h3{font-size:18px;margin:0 0 8px;color:#e6f0fa;font-weight:600}
p{margin:0 0 16px;max-width:70ch}
a{color:var(--accent)}
a:hover{color:#7dd3fc}
.lead{font-size:19px;line-height:1.65;color:#dbe7f3;max-width:64ch}
.dim{color:var(--muted)}
hr{border:0;border-top:1px solid var(--line);margin:38px 0}

/* hero */
.hero{padding:64px 0 22px}
.hero .tagline{font:500 13px/1.5 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}
.hero .status{
  display:inline-flex;align-items:center;gap:8px;margin-top:8px;
  font:12px/1 var(--mono);color:#9fe7c8;background:rgba(34,197,94,.08);
  border:1px solid rgba(34,197,94,.25);border-radius:999px;padding:8px 13px
}
.dot{width:7px;height:7px;border-radius:50%;background:#34d399;box-shadow:0 0 10px #34d399}

/* cards */
.grid{display:grid;gap:16px}
.grid.two{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.card{
  background:linear-gradient(180deg,rgba(17,29,43,.92),rgba(14,23,35,.92));
  border:1px solid var(--line);border-radius:12px;padding:22px;
  transition:.18s
}
.card:hover{border-color:rgba(56,189,248,.42);transform:translateY(-2px)}
.card .meta{font:11.5px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.card h3 a{text-decoration:none;color:inherit}
.card h3 a:hover{color:var(--accent)}
.card p{margin:0;font-size:14.5px;color:#a9bccf}

/* nodes */
.nodes{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.node{
  display:block;text-decoration:none;color:inherit;
  border:1px solid var(--line);border-radius:12px;padding:18px 20px;
  background:rgba(14,23,35,.7);transition:.18s
}
.node:hover{border-color:var(--accent);background:rgba(17,29,43,.95)}
.node .k{font:11px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2)}
.node .n{display:block;margin:9px 0 5px;font-weight:600;color:#e6f0fa;font-size:16px}
.node .d{font-size:13.5px;color:var(--muted);line-height:1.55}
.node .go{display:inline-block;margin-top:10px;font:12px var(--mono);color:var(--accent)}

/* article */
article.note{padding:22px 0;border-bottom:1px solid var(--line)}
article.note:last-of-type{border-bottom:0}
article.note .meta{font:11.5px/1.4 var(--mono);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:9px}
article.note h3{font-size:21px;line-height:1.3;margin:0 0 10px}

/* list */
ul.clean{list-style:none;padding:0;margin:0 0 18px}
ul.clean li{border-bottom:1px solid var(--line);padding:13px 0;font-size:15px}
ul.clean li:last-child{border-bottom:0}
ul.clean b{color:#e6f0fa;display:block;margin-bottom:3px}
ul.clean span{color:var(--muted);font-size:13.5px}

/* footer */
footer.site-foot{
  margin-top:70px;border-top:1px solid var(--line);
  background:rgba(8,13,19,.7);position:relative;z-index:1
}
footer.site-foot .wrap{padding:36px 22px 42px}
footer.site-foot .elsewhere{font:600 11px/1.4 var(--mono);letter-spacing:.15em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
footer.site-foot .fnote{font-size:12.5px;color:#5f7488;margin-top:26px;line-height:1.7}

@media (max-width:640px){
  .site-head .wrap{flex-direction:column;align-items:flex-start;gap:10px}
  nav.site-nav{gap:14px}
  .hero{padding:40px 0 10px}
}