:root {
  --bg: #fcfcfa;
  --fg: #1a1c1e;
  --muted: #5e646c;
  --line: #e3e3dd;
  --card: #fff;
  --accent: #0b4f7a;
  --measure: 42rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171a; --fg: #e6e8ea; --muted: #9aa3ab;
    --line: #2a2f35; --card: #1b1f23; --accent: #7fc4ef;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.75 -apple-system, "Pretendard", "Malgun Gothic", "맑은 고딕", system-ui, sans-serif;
  word-break: keep-all;
  overflow-wrap: break-word;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* 헤더 / 푸터 */
.top {
  border-bottom: 1px solid var(--line);
  padding: 1.5rem 1.25rem 1.25rem;
  text-align: center;
}
.brand { font-size: 1.3rem; font-weight: 800; letter-spacing: -.02em; color: var(--fg); }
.brand:hover { text-decoration: none; color: var(--accent); }
.tagline { margin: .35rem 0 0; color: var(--muted); font-size: .85rem; }
main { max-width: var(--measure); margin: 0 auto; padding: 2rem 1.25rem 3rem; }
.foot {
  border-top: 1px solid var(--line);
  padding: 2rem 1.25rem 3rem;
  text-align: center;
  color: var(--muted);
  font-size: .82rem;
}
.foot nav { margin-bottom: .9rem; }
.foot .disclaimer { max-width: 34rem; margin: 0 auto .8rem; line-height: 1.6; }

/* 목록 */
.list { display: grid; gap: 1.1rem; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.card > a { display: block; color: inherit; }
.card > a:hover { text-decoration: none; }
.card > a:hover h2 { color: var(--accent); }
.card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.card-body { padding: 1rem 1.1rem 1.15rem; }
.card h2 { margin: 0 0 .3rem; font-size: 1.08rem; line-height: 1.45; letter-spacing: -.01em; }
.card time { color: var(--muted); font-size: .78rem; }
.card p { margin: .5rem 0 0; color: var(--muted); font-size: .88rem; line-height: 1.65; }

.pager { display: flex; align-items: center; justify-content: center; gap: 1.2rem; margin-top: 2.5rem; }
.pager .pos { color: var(--muted); font-size: .85rem; font-variant-numeric: tabular-nums; }

/* 본문 */
.post h1 { font-size: 1.6rem; line-height: 1.4; letter-spacing: -.02em; margin: 0 0 .5rem; }
.post .meta { color: var(--muted); font-size: .82rem; margin: 0 0 1.75rem; }
.post h2 {
  font-size: 1.22rem; line-height: 1.45; letter-spacing: -.01em;
  margin: 2.6rem 0 .9rem; padding-top: .3rem;
}
.post h3 { font-size: 1.05rem; margin: 1.9rem 0 .7rem; }
.post p { margin: 0 0 1.15rem; }
.post strong { font-weight: 700; }
.post ul, .post ol { padding-left: 1.3rem; margin: 0 0 1.15rem; }
.post li { margin-bottom: .4rem; }
.post figure { margin: 1.9rem 0; }
.post figure img { width: 100%; height: auto; border-radius: 10px; display: block; }
.post figcaption {
  margin-top: .6rem; color: var(--muted); font-size: .78rem;
  line-height: 1.55; text-align: center;
}
.post table {
  width: 100%; border-collapse: collapse; margin: 1.6rem 0;
  font-size: .88rem; display: block; overflow-x: auto; white-space: nowrap;
}
.post th, .post td { border: 1px solid var(--line); padding: .6rem .7rem; text-align: left; }
.post th { background: var(--card); font-weight: 700; }
.post blockquote {
  margin: 1.6rem 0; padding: .2rem 0 .2rem 1rem;
  border-left: 3px solid var(--line); color: var(--muted);
}
.tag {
  display: inline-block; margin: 0 .3rem .4rem 0; padding: .15rem .55rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  color: var(--muted); font-size: .76rem;
}
.post .tags { margin-top: 2.5rem; }
.big { font-size: 1.1rem; font-weight: 600; }

/* 관련 글 / 돌아가기 */
.related {
  margin-top: 3rem; padding: 1.3rem 1.4rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
}
.related h2 { margin: 0 0 .7rem; font-size: .95rem; letter-spacing: -.01em; }
.related ul { margin: 0; padding-left: 1.1rem; }
.related li { margin-bottom: .45rem; font-size: .92rem; line-height: 1.6; }
.back { margin-top: 2.5rem; font-size: .9rem; }

/* 광고 */
.ad { margin: 2rem 0; min-height: 90px; }
.ad--empty {
  display: flex; align-items: center; justify-content: center;
  border: 1px dashed var(--line); border-radius: 10px;
  color: var(--muted); font-size: .75rem; letter-spacing: .05em;
}

@media (min-width: 600px) {
  body { font-size: 17px; }
  .post h1 { font-size: 1.95rem; }
  .post table { white-space: normal; }
}