:root{--bg:#fff;--fg:#111;--muted:#555;--line:#e6e6e6;--card:#f7f7f8;--accent:#7c3aed;--accent2:#0ea5e9;}
*{box-sizing:border-box} html,body{margin:0;padding:0} body{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Apple SD Gothic Neo,Noto Sans KR,Arial; background:var(--bg); color:var(--fg); line-height:1.6}
.wrap{max-width:980px;margin:0 auto;padding:20px}
.skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{left:16px;top:16px;width:auto;height:auto;background:#000;color:#fff;padding:8px 10px;z-index:9999}
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0}
.site-header .wrap{display:flex;gap:16px;align-items:center;justify-content:space-between}
.brand{display:flex;flex-direction:column;gap:2px}
.logo{font-weight:800;text-decoration:none;color:var(--fg)}
.logo span{color:var(--accent)}
.tagline{margin:0;font-size:13px;color:var(--muted)}
.nav{display:flex;gap:12px;flex-wrap:wrap}
.nav a{color:var(--fg);text-decoration:none;padding:6px 8px;border-radius:8px}
.nav a:hover{background:var(--card)}
.hero{padding:18px 0 8px}
.hero h1{margin:0 0 8px;font-size:28px}
.hero p{margin:0;color:var(--muted)}
.grid2{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:840px){.grid2{grid-template-columns:1fr 1fr}}
.cards{list-style:none;padding:0;margin:12px 0;display:grid;grid-template-columns:1fr;gap:12px}
@media(min-width:720px){.cards{grid-template-columns:1fr 1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px}
.card p{margin:8px 0 0;color:var(--muted);font-size:14px}
.card a{color:var(--fg);text-decoration:none}
.card a:hover strong{color:var(--accent)}
.kicker{display:inline-block;font-size:12px;color:#fff;background:linear-gradient(90deg,var(--accent),var(--accent2));padding:4px 8px;border-radius:999px}
.section{margin:18px 0 0}
.section h2{margin:0 0 8px;font-size:20px}
.breadcrumb{font-size:13px;color:var(--muted);margin:10px 0 0}
.breadcrumb a{color:var(--muted)}
.article h1{margin:0 0 10px;font-size:28px}
.article h2{margin:22px 0 8px;font-size:18px}
.article p{margin:8px 0}
.note{background:#fff;border:1px solid var(--line);border-left:4px solid var(--accent);padding:12px;border-radius:10px}
.fine{margin:8px 0;color:var(--muted);font-size:12px}
.site-footer{border-top:1px solid var(--line);margin-top:30px}
.inline-links a{margin-right:10px}