:root{
  --bg:#0a0a12;--card:#14141f;--accent:#7a5cff;--accent2:#22d3ee;
  --text:#e8e8f0;--muted:#8a8aa0;--line:rgba(255,255,255,0.08)
}
*{margin:0;padding:0;box-sizing:border-box}
body{
  background:var(--bg);color:var(--text);
  font-family:'Segoe UI',system-ui,sans-serif;line-height:1.7;min-height:100vh;
  background-image:radial-gradient(circle at 20% 10%,rgba(122,92,255,0.12),transparent 40%),radial-gradient(circle at 80% 30%,rgba(34,211,238,0.1),transparent 40%)
}
a{color:#b9a7ff}
a:hover{color:#d9cdff}

/* top nav */
.nav{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  max-width:1100px;margin:0 auto;padding:18px 24px;border-bottom:1px solid var(--line)
}
.nav .brand{
  font-size:20px;font-weight:800;text-decoration:none;letter-spacing:-.5px;
  background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent
}
.nav .links{display:flex;gap:18px;flex-wrap:wrap}
.nav .links a{color:var(--muted);text-decoration:none;font-size:15px;font-weight:600}
.nav .links a:hover,.nav .links a.active{color:var(--text)}

/* page header */
.page-head{text-align:center;padding:54px 20px 24px;max-width:820px;margin:0 auto}
.page-head h1{
  font-size:clamp(28px,5vw,46px);font-weight:800;letter-spacing:-1px;line-height:1.15;
  background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent
}
.page-head p.lead{color:var(--muted);margin-top:14px;font-size:17px}

/* article */
.article{max-width:760px;margin:0 auto;padding:10px 24px 40px}
.article .meta{color:var(--muted);font-size:13px;margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.article h2{font-size:25px;margin:34px 0 12px;letter-spacing:-.3px}
.article h3{font-size:19px;margin:24px 0 8px}
.article p{margin:0 0 16px;color:#d6d6e2;font-size:16.5px}
.article ul,.article ol{margin:0 0 18px 22px;color:#d6d6e2}
.article li{margin:6px 0}
.article blockquote{
  border-left:3px solid var(--accent);background:rgba(122,92,255,0.07);
  margin:18px 0;padding:12px 18px;border-radius:0 8px 8px 0;color:#cfcfe0
}
.article .cta{
  display:inline-block;margin:8px 0 24px;padding:12px 22px;border-radius:30px;text-decoration:none;font-weight:700;
  background:linear-gradient(90deg,var(--accent),var(--accent2));color:#0a0a12
}
.article .cta:hover{filter:brightness(1.08)}
.callout{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:22px 0}
.callout h3{margin-top:0}

/* blog gallery */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;max-width:1100px;margin:24px auto 60px;padding:0 24px}
.post-card{
  background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;color:inherit;
  display:flex;flex-direction:column;transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease
}
.post-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 12px 30px rgba(122,92,255,0.18)}
.post-card .thumb{height:150px;display:flex;align-items:center;justify-content:center;font-size:60px}
.post-card .thumb span{filter:drop-shadow(0 4px 8px rgba(0,0,0,.4))}
.post-card .body{padding:18px}
.post-card .body h2{font-size:18px;margin:0 0 8px;line-height:1.3}
.post-card .body p{color:var(--muted);font-size:13.5px;margin:0}
.post-card .body .tag{display:inline-block;margin-top:12px;font-size:11px;padding:3px 10px;border-radius:20px;background:rgba(122,92,255,0.15);color:#b9a7ff}

/* about layout */
.prose{max-width:760px;margin:0 auto;padding:10px 24px 40px}
.prose h2{font-size:24px;margin:30px 0 10px}
.prose p{margin:0 0 16px;color:#d6d6e2;font-size:16.5px}
.values{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin:22px 0}
.value{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}
.value h3{font-size:16px;margin:0 0 6px}
.value p{font-size:14px;color:var(--muted);margin:0}

/* related */
.related{max-width:760px;margin:10px auto 0;padding:22px 24px;border-top:1px solid var(--line)}
.related h2{font-size:18px;margin-bottom:12px}
.related ul{list-style:none;margin:0;display:grid;gap:8px}
.related a{text-decoration:none;font-weight:600}

footer{text-align:center;color:var(--muted);padding:36px 20px;font-size:13px;border-top:1px solid var(--line);max-width:1100px;margin:0 auto}
footer a{color:var(--muted)}