:root{--bg:#0b0b12;--surface:#15151f;--text:#e8e8f0;--muted:#9a9ab3;--accent:#8b5cf6;--accent-2:#ec4899;--border:rgba(255,255,255,.1)}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Pretendard",sans-serif;background:var(--bg);color:var(--text);line-height:1.7}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.nav{position:sticky;top:0;background:rgba(11,11,18,.85);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);padding:14px 24px;z-index:50}
.nav-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.nav-brand{font-weight:800;font-size:18px;background:linear-gradient(135deg,var(--accent),var(--accent-2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;gap:18px;flex-wrap:wrap;font-size:14px}
.nav-links a{color:var(--muted)}
.page{max-width:760px;margin:0 auto;padding:48px 24px}
.page h1{font-size:32px;line-height:1.2;margin:0 0 8px}
.page h2{font-size:22px;margin:32px 0 12px}
.page h3{font-size:17px;margin:24px 0 10px}
.page p{margin:0 0 16px;color:#d0d0dc}
.page ul,.page ol{padding-left:22px;margin:0 0 16px;color:#d0d0dc}
.page li{margin-bottom:6px}
.page .meta{color:var(--muted);font-size:13px;margin-bottom:24px}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-top:32px}
.card{display:block;padding:20px;background:var(--surface);border:1px solid var(--border);border-radius:12px;color:inherit;transition:transform .15s,border-color .15s}
.card:hover{transform:translateY(-2px);border-color:var(--accent);text-decoration:none}
.card h3{margin:0 0 8px;font-size:16px}
.card p{font-size:13px;color:var(--muted);margin:0}
.footer{border-top:1px solid var(--border);margin-top:64px;padding:32px 24px;color:var(--muted);font-size:13px}
.footer-inner{max-width:1100px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}
.footer-links{display:flex;gap:18px;flex-wrap:wrap}
@media (max-width:600px){.page{padding:32px 18px}.page h1{font-size:26px}}