:root{
  --bg:#0b0c10; --surface:#11131a; --text:#e8ebf2; --muted:#9aa6b2; --line:#1b1f2a; --accent:#eab308;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;line-height:1.6}
a{color:inherit;text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 1rem}
nav{position:sticky;top:0;z-index:50;background:rgba(11,12,16,.85);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:.8rem 0}
.logo{display:flex;gap:.6rem;align-items:center;font-weight:800;letter-spacing:.2px}
.logo .dot{width:10px;height:10px;border-radius:999px;background:var(--accent)}
.menu{display:flex;gap:1.2rem;align-items:center}
.menu a{padding:.35rem .6rem;border-radius:.6rem;transition:.2s background}
.menu a:hover{background:#151824}
.btn{display:inline-block;background:var(--accent);color:#141414;padding:.7rem 1rem;border-radius:.8rem;font-weight:700}
.hero{padding:4.5rem 0 2rem;border-bottom:1px solid var(--line);background:radial-gradient(80% 120% at 50% 0%, #1b1f2a 0%, #0b0c10 58%)}
.hero h1{font-size:clamp(1.8rem,3.2vw,3rem);line-height:1.15;margin:0 0 .8rem;font-weight:900}
.hero p{color:var(--muted);margin:0 0 1.2rem}
.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:1rem}
.card{grid-column:span 6;background:var(--surface);border:1px solid var(--line);border-radius:1rem;padding:1rem;transition:transform .15s ease, box-shadow .15s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 6px 28px rgba(0,0,0,.22)}
.card h3{margin:.2rem 0 .4rem}
.badge{display:inline-flex;gap:.35rem;align-items:center;background:#141824;border:1px solid var(--line);color:var(--muted);font-size:.85rem;border-radius:999px;padding:.25rem .55rem}
.kicker{color:var(--accent);font-weight:800;letter-spacing:.25px;font-size:.85rem;text-transform:uppercase}
.section{padding:2.2rem 0;border-bottom:1px solid var(--line)}
footer{padding:2rem 0;color:var(--muted)}
small.muted{color:var(--muted)}
/* blog listing */
.post-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}
.post{background:var(--surface);border:1px solid var(--line);border-radius:1rem;padding:1rem}
.post h2{margin:.2rem 0 .4rem;font-size:1.25rem}
.meta{color:var(--muted);font-size:.9rem}
/* article */
.article{max-width:820px;margin:0 auto}
.article h1{font-size:2rem;line-height:1.2}
.article .toc{background:#12141c;border:1px solid var(--line);border-radius:.8rem;padding:1rem;margin:1rem 0}
.article img{max-width:100%;height:auto;border-radius:.8rem;border:1px solid var(--line)}
blockquote{border-left:3px solid var(--accent);padding:.5rem .9rem;margin:1rem 0;background:#141824;color:#d9dde6}
code,pre{background:#0f1219;border:1px solid var(--line);padding:.2rem .35rem;border-radius:.4rem}
@media (max-width:760px){.card{grid-column:span 12}}