:root{
  --bg:#f6f8fb; --card:#ffffff; --line:#e2e8f2; --ink:#16233a; --ink-soft:#475569;
  --ink-faint:#8a96a8; --accent:#2f6df6; --accent-deep:#0f4fd6;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic","Noto Sans KR",sans-serif;line-height:1.75;-webkit-font-smoothing:antialiased}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:760px;margin:0 auto;padding:0 22px}
.topbar{border-bottom:1px solid var(--line);background:#fff}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--ink)}
.brand .mark{display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--accent);color:#fff;font-size:18px}
.topnav a{color:var(--ink-soft);font-weight:600;font-size:14px;margin-left:18px}
.cta-top{background:var(--accent);color:#fff !important;padding:9px 16px;border-radius:9px;font-weight:700}
.cta-top:hover{background:var(--accent-deep);text-decoration:none}
article,.bloglist{padding:34px 0 60px}
.crumb{font-size:13px;color:var(--ink-faint);margin-bottom:14px}
h1{font-size:33px;line-height:1.28;font-weight:800;letter-spacing:-.5px;margin:0 0 12px}
.lead{font-size:18px;color:var(--ink-soft);margin:0 0 8px}
.meta{font-size:13px;color:var(--ink-faint);margin:0 0 28px;padding-bottom:18px;border-bottom:1px solid var(--line)}
h2{font-size:23px;font-weight:800;margin:38px 0 12px;letter-spacing:-.3px}
h3{font-size:18px;font-weight:700;margin:24px 0 8px}
p{margin:0 0 16px;font-size:16.5px}
ul,ol{margin:0 0 18px;padding-left:22px}
li{margin:8px 0;font-size:16.5px}
strong{font-weight:700}
.callout{background:#eef4ff;border:1px solid #d4e2fb;border-left:4px solid var(--accent);border-radius:0 10px 10px 0;padding:16px 18px;margin:24px 0;font-size:15.5px}
.cta-box{background:linear-gradient(135deg,#0f4fd6,#2f6df6);color:#fff;border-radius:16px;padding:26px 28px;margin:40px 0 10px;text-align:center}
.cta-box h3{color:#fff;margin:0 0 8px;font-size:20px}
.cta-box p{color:#e6efff;margin:0 0 16px;font-size:15px}
.cta-box a{display:inline-block;background:#fff;color:var(--accent-deep) !important;padding:12px 26px;border-radius:10px;font-weight:800}
.cta-box a:hover{text-decoration:none;opacity:.94}
.related{border-top:1px solid var(--line);margin-top:44px;padding-top:24px}
.related h2{font-size:18px;margin:0 0 12px}
.related a{display:block;padding:6px 0;font-weight:600}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 24px;margin:16px 0;box-shadow:0 4px 16px rgba(15,32,61,.05);transition:.15s}
.card:hover{text-decoration:none;border-color:#c7d6ee;transform:translateY(-1px);box-shadow:0 10px 24px rgba(15,32,61,.08)}
.card h2{font-size:20px;margin:0 0 8px;color:var(--ink)}
.card p{color:var(--ink-soft);font-size:15px;margin:0}
.foot{border-top:1px solid var(--line);background:#fff;padding:26px 0;color:var(--ink-faint);font-size:13px;text-align:center}
.foot a{color:var(--ink-soft)}
@media(max-width:600px){h1{font-size:27px}h2{font-size:20px}.topnav a{margin-left:12px;font-size:13px}}