:root {
  --paper: #fbf8f2;
  --ink: #1f2430;
  --ink-soft: #5d6372;
  --navy: #1e2f5c;
  --rose: #b4436c;
  --rule: #e4ddcf;
}

* { box-sizing: border-box; }

html { font-size: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Noto Serif KR', 'Apple SD Gothic Neo', serif;
  font-size: 1.0625rem;
  line-height: 1.85;
  word-break: keep-all;
}

a { color: var(--navy); }

.preview-bar {
  position: sticky;
  top: 0;
  z-index: 5;
  padding: 8px 16px;
  background: var(--rose);
  color: #fff;
  font-size: .875rem;
  text-align: center;
}

.preview-bar a { color: #fff; font-weight: 700; }

.preview-bar.quiet { background: var(--navy); }

.hero {
  padding: 72px 16px 48px;
  background: var(--navy);
  color: #fbf8f2;
  text-align: center;
}

.hero.soon { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; }

.hero h1 { max-width: 760px; margin: 0 auto; font-size: clamp(1.6rem, 4.5vw, 2.6rem); line-height: 1.35; font-weight: 700; }

.hero .subtitle { margin: 14px 0 0; color: #d6dcea; font-size: 1.05rem; }

.lang { margin-bottom: 28px; font-size: .875rem; }

.lang a { color: #d6dcea; text-decoration: none; }

.lang a[aria-current] { color: #fff; font-weight: 700; text-decoration: underline; }

.toc {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 18px;
  max-width: 760px;
  margin: 32px auto 0;
  padding: 0;
  list-style: none;
  font-size: .95rem;
}

.toc a { color: #fbf8f2; text-decoration: none; border-bottom: 1px solid rgba(251, 248, 242, .4); }

main { max-width: 760px; margin: 0 auto; padding: 0 16px 64px; }

section { padding: 56px 0 8px; border-bottom: 1px solid var(--rule); scroll-margin-top: 40px; }

section h2 { margin: 0 0 20px; color: var(--navy); font-size: 1.6rem; letter-spacing: .02em; }

section h2::after { content: ""; display: block; width: 36px; height: 3px; margin-top: 10px; background: var(--rose); }

.prose h2, .prose h3, .prose h4 { margin: 1.6em 0 .4em; color: var(--navy); line-height: 1.45; }

.prose h2 { font-size: 1.3rem; }

.prose h3 { font-size: 1.12rem; }

.prose p { margin: 0 0 1em; }

.prose ul, .prose ol { padding-left: 1.3em; }

.prose img { display: block; max-width: 100%; height: auto; margin: 1.2em auto; border-radius: 4px; }

.prose blockquote { margin: 1em 0; padding: .2em 1em; border-left: 3px solid var(--rose); color: var(--ink-soft); }

.prose table { width: 100%; border-collapse: collapse; }

.prose th, .prose td { padding: 6px 8px; border-bottom: 1px solid var(--rule); text-align: left; }

footer { padding: 32px 16px 48px; color: var(--ink-soft); font-size: .875rem; text-align: center; }