@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+KR:wght@300;400;500;600&family=Nanum+Myeongjo:wght@400;700&family=Newsreader:ital,opsz,wght@0,6..72,400;0,6..72,500;1,6..72,400&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --bg: oklch(0.981 0.005 85);
  --card-bg: oklch(0.96 0.007 80);
  --text: oklch(0.24 0.012 60);
  --muted: oklch(0.45 0.012 60);
  --faint: oklch(0.66 0.008 60);
  --accent: oklch(0.55 0.13 40);
  --border: oklch(0.89 0.008 60);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: oklch(0.2 0.012 60);
    --card-bg: oklch(0.26 0.013 60);
    --text: oklch(0.94 0.006 80);
    --muted: oklch(0.75 0.01 70);
    --faint: oklch(0.58 0.01 60);
    --accent: oklch(0.74 0.12 45);
    --border: oklch(0.34 0.014 60);
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

body {
  font-family: 'IBM Plex Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}

a { color: inherit; }

.site-header {
  max-width: 680px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.wordmark {
  font-family: Newsreader, serif;
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--text);
}

main.doc {
  max-width: 680px;
  margin: 0 auto;
  padding: 32px 24px 96px;
}

main.doc h1 {
  font-family: Newsreader, serif;
  font-weight: 400;
  font-size: 40px;
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin: 8px 0 32px;
}

main.doc h2 {
  font-family: Newsreader, serif;
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.005em;
  margin: 40px 0 12px;
}

main.doc p {
  font-size: 16px;
  color: var(--muted);
  margin: 0 0 8px;
  text-wrap: pretty;
}

main.doc blockquote.note {
  margin: 20px 0 0;
  padding: 14px 18px;
  background: var(--card-bg);
  border-left: 2px solid var(--accent);
  border-radius: 4px;
}

main.doc blockquote.note p {
  font-size: 14px;
  color: var(--faint);
  margin: 0 0 8px;
}

main.doc blockquote.note p:last-child { margin-bottom: 0; }

.site-footer {
  max-width: 680px;
  margin: 0 auto;
  padding: 24px 24px 64px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: var(--faint);
}

.site-footer a {
  text-decoration: none;
  color: var(--faint);
}

.site-footer a:hover { color: var(--muted); }

/* landing page */
.hero {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 680px;
  margin: 0 auto;
  padding: 24px;
}

.hero h1 {
  font-family: Newsreader, serif;
  font-weight: 400;
  font-size: 48px;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

.hero p.lede {
  font-family: 'Nanum Myeongjo', serif;
  font-size: 20px;
  line-height: 1.8;
  color: var(--muted);
  max-width: 480px;
  margin: 0 0 32px;
  text-wrap: pretty;
}

.hero .status {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--faint);
}