:root {
  --ink: #1a2233; --sub: #5a6785; --line: #e5e9f2; --bg: #f7f9fc;
  --brand: #1d4ed8; --brand-soft: #eff4ff; --accent: #f59e0b;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Malgun Gothic', -apple-system, 'Apple SD Gothic Neo', sans-serif; color: var(--ink); background: var(--bg); line-height: 1.7; }
.wrap { max-width: 780px; margin: 0 auto; padding: 0 20px; }
header.site { background: #fff; border-bottom: 1px solid var(--line); padding: 18px 0; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; }
.logo { font-size: 20px; font-weight: 800; color: var(--brand); text-decoration: none; }
.logo small { color: var(--sub); font-weight: 400; font-size: 12px; margin-left: 8px; }
.hero { background: linear-gradient(135deg, #1d4ed8, #3b82f6); color: #fff; padding: 44px 0 38px; }
.hero h1 { font-size: 26px; line-height: 1.4; }
.hero p { margin-top: 10px; opacity: .92; font-size: 15px; }
.awards { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.awards span { background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.35); padding: 4px 12px; border-radius: 999px; font-size: 12.5px; }
main { padding: 34px 0 20px; }
h2.sec { font-size: 18px; margin: 28px 0 14px; display: flex; align-items: center; gap: 8px; }
.post-list { display: grid; gap: 12px; }
.post-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; text-decoration: none; color: inherit; display: block; transition: box-shadow .15s; }
.post-card:hover { box-shadow: 0 4px 16px rgba(29,78,216,.10); }
.post-card .date { font-size: 12px; color: var(--sub); }
.post-card h3 { font-size: 16.5px; margin: 4px 0 6px; color: var(--ink); }
.post-card p { font-size: 13.5px; color: var(--sub); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.empty { background: #fff; border: 1px dashed var(--line); border-radius: 14px; padding: 30px; text-align: center; color: var(--sub); font-size: 14px; }
.campus { display: flex; flex-wrap: wrap; gap: 8px; }
.campus span { background: var(--brand-soft); color: var(--brand); padding: 6px 14px; border-radius: 10px; font-size: 13px; font-weight: 600; }
article.post { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 30px 28px; margin-top: 26px; }
article.post h1 { font-size: 23px; line-height: 1.45; margin-bottom: 6px; }
article.post .meta { color: var(--sub); font-size: 13px; margin-bottom: 20px; padding-bottom: 16px; border-bottom: 1px solid var(--line); }
article.post .body { font-size: 15.5px; white-space: pre-wrap; word-break: keep-all; }
article.post .body h2, article.post .body h3 { margin: 22px 0 8px; }
article.post img { max-width: 100%; border-radius: 12px; margin: 14px 0; }
.back { display: inline-block; margin-top: 24px; color: var(--brand); text-decoration: none; font-weight: 600; font-size: 14px; }
footer.site { border-top: 1px solid var(--line); margin-top: 40px; padding: 26px 0 34px; color: var(--sub); font-size: 13px; background: #fff; }
footer.site .campus { margin-top: 10px; }
@media (max-width: 560px) { .hero h1 { font-size: 21px; } article.post { padding: 22px 18px; } }