:root{color-scheme:dark;--bg:#0b0f14;--panel:#0e141b;--muted:#818b98;--text:#e7ecf3;--brand:#5ad1e6;--accent:#aef1d8;--line:#1b2531}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace}
::selection{background:#215066;color:#fff}

.site-header{position:sticky;top:0;z-index:10;display:flex;gap:16px;align-items:center;justify-content:space-between;padding:12px 16px;background:rgba(11,15,20,.7);backdrop-filter:saturate(120%) blur(8px);border-bottom:1px solid var(--line)}
.brand{font-weight:700;color:var(--text)}
.site-header nav a{margin-left:14px;color:var(--muted)}
.site-header nav a.active,.site-header nav a:hover{color:var(--text)}

.container{max-width:1024px;margin:0 auto;padding:24px 16px}
.hero{padding:48px 0}
.hero h1{font-size:40px;line-height:1.2;margin:0 0 12px}
.hero p{color:var(--muted);margin:0 0 16px}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.button{display:inline-block;border:1px solid var(--line);color:var(--text);padding:8px 14px;border-radius:8px;background:linear-gradient(180deg,rgba(255,255,255,.03),rgba(255,255,255,.01));transition:transform .08s ease}
.button:hover{text-decoration:none;transform:translateY(-1px)}
.button.primary{border-color:transparent;background:linear-gradient(180deg,var(--brand),#44a8ff);color:#001018}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.card{border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--panel)}
.card h3{margin:0 0 6px}
.card p{margin:0 0 8px;color:var(--muted)}
.card .more{color:var(--accent)}

.prose h1,.prose h2,.prose h3{line-height:1.25}
.prose h1{font-size:32px;margin:0 0 8px}
.prose h2{font-size:22px;margin:24px 0 8px}
.prose p{margin:0 0 12px;color:#c7d0db}
.prose ul{margin:0 0 12px;padding-left:20px;color:#c7d0db}
.prose li{margin:6px 0}
.prose pre{background:#0a1119;border:1px solid var(--line);padding:12px;border-radius:8px;overflow:auto}

.site-footer{border-top:1px solid var(--line);color:var(--muted);padding:16px;text-align:center}
.sep{opacity:.5;margin:0 8px}

.center{display:grid;place-items:center;min-height:100vh}