:root {
  color-scheme: light;
  --ink: #18212f;
  --muted: #647084;
  --line: #dce3ec;
  --soft: #f6f8fb;
  --accent: #0b6bcb;
  --accent-dark: #084d91;
  --warm: #f2a93b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans KR", sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.72;
}
a { color: inherit; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(12px);
}
.brand { font-size: 22px; font-weight: 800; text-decoration: none; letter-spacing: 0; }
nav { display: flex; flex-wrap: wrap; gap: 14px; color: var(--muted); font-size: 15px; }
nav a { text-decoration: none; }
nav a:hover { color: var(--accent); }
.hero {
  min-height: 520px;
  display: grid;
  align-items: end;
  background:
    linear-gradient(180deg, rgba(9,19,32,.18), rgba(9,19,32,.72)),
    url("/assets/kto_incheon_airport_OAkJXa.jpg") center/cover no-repeat;
  color: #fff;
  padding: clamp(42px, 7vw, 96px) clamp(18px, 4vw, 56px);
}
.hero-inner { max-width: 900px; }
.hero h1 { font-size: clamp(38px, 7vw, 72px); line-height: 1.08; margin: 0 0 18px; letter-spacing: 0; }
.hero p { max-width: 760px; font-size: 19px; margin: 0 0 28px; color: rgba(255,255,255,.9); }
.button {
  display: inline-flex;
  align-items: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 6px;
  background: var(--warm);
  color: #111;
  font-weight: 800;
  text-decoration: none;
}
.section, .article {
  max-width: 1120px;
  margin: 0 auto;
  padding: 56px clamp(18px, 4vw, 32px);
}
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 24px; }
.section h1, .section h2, .article h1 { line-height: 1.22; margin: 0; letter-spacing: 0; }
.section p, .article .lead, .muted { color: var(--muted); }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.post-card { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: #fff; }
.post-card a { display: block; height: 100%; text-decoration: none; }
.post-card img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.post-card span { display: block; color: var(--accent); font-weight: 800; font-size: 13px; padding: 18px 18px 0; }
.post-card h2 { font-size: 20px; line-height: 1.35; margin: 8px 18px; }
.post-card p { color: var(--muted); margin: 0; padding: 0 18px 20px; font-size: 15px; }
.feature-band { background: var(--soft); border-block: 1px solid var(--line); }
.feature-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.feature { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 20px; }
.feature strong { display: block; margin-bottom: 8px; }
.article { max-width: 860px; }
.article-header img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; border-radius: 8px; margin: 26px 0 12px; }
.article-meta { color: var(--muted); font-size: 14px; margin: 10px 0 0; }
.article h2 { margin-top: 42px; line-height: 1.3; }
.article h3 { margin-top: 30px; }
.article p { margin: 16px 0; }
.article ul { padding-left: 22px; }
table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px; }
th, td { border: 1px solid var(--line); padding: 10px 12px; vertical-align: top; }
th { background: var(--soft); text-align: left; }
.source-note { color: var(--muted); font-size: 13px; margin-top: 0; }
.site-footer { border-top: 1px solid var(--line); padding: 32px clamp(18px, 4vw, 56px); color: var(--muted); background: var(--soft); }
.site-footer a { color: var(--accent-dark); }
@media (max-width: 880px) {
  .site-header { align-items: flex-start; flex-direction: column; }
  .grid, .feature-list { grid-template-columns: 1fr; }
  .hero { min-height: 460px; }
}