/* Tokens from ggplab-design-system DESIGN.md / tokens.js (warm-paper) */
:root {
  --gray-50: #ffffff;
  --gray-200: #f6f5f4;
  --gray-400: #a39e98; /* lines only, never text */
  --gray-600: #615d59;
  --gray-900: #31302e;
  --table-border: #dddddd;
  --accent: #2b4ac6;
  --accent-dark: #203aa6;
  --accent-tint: #f1f5ff;
  --accent-tint-border: #c2d4ff;
  --font: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, -apple-system, "Segoe UI", sans-serif;
  /* three type sizes only */
  --size-lg: clamp(1.75rem, 5vw, 2.5rem);
  --size-md: 1.25rem;
  --size-sm: 1rem;
  --gutter: 16px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--gray-50); color: var(--gray-900);
  font-family: var(--font); font-size: var(--size-sm); font-weight: 400; line-height: 1.5;
  overflow-wrap: anywhere;
}
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent-dark); }
.wrap { max-width: 720px; margin: 0 auto; padding: 0 var(--gutter); }
header.site { border-bottom: 1px solid var(--table-border); }
header.site .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 24px; padding-top: 16px; padding-bottom: 16px; }
.brand { font-size: var(--size-md); font-weight: 700; color: var(--gray-900); text-decoration: none; }
nav a { margin-right: 20px; color: var(--gray-600); text-decoration: none; }
nav a:last-child { margin-right: 0; }
nav a[aria-current="page"] { color: var(--gray-900); font-weight: 700; }
nav a:hover { color: var(--accent); }
h1, h2, h3 { font-weight: 700; line-height: 1.2; margin: 0; }
h1 { font-size: var(--size-lg); }
h2 { font-size: var(--size-md); }
h3 { font-size: var(--size-sm); }
p { margin: 0 0 16px; }
.hero { padding: 56px 0 40px; }
.hero h1 { margin-bottom: 16px; }
.hero p.lead { color: var(--gray-600); font-size: var(--size-md); max-width: 36em; }
section { padding: 32px 0; border-top: 1px solid var(--table-border); }
section h2 { margin-bottom: 16px; }
.muted { color: var(--gray-600); }
.btn { display: inline-block; background: var(--accent); color: var(--gray-50); font-weight: 700; padding: 12px 20px; border-radius: 6px; text-decoration: none; }
.btn:hover { background: var(--accent-dark); color: var(--gray-50); }
.status { display: inline-block; background: var(--accent-tint); border: 1px solid var(--accent-tint-border); color: var(--accent-dark); font-weight: 700; padding: 4px 12px; border-radius: 999px; margin-bottom: 16px; }
ul.plain { margin: 0 0 16px; padding-left: 20px; }
ul.plain li { margin-bottom: 8px; }
ol.steps { margin: 0; padding: 0; list-style: none; counter-reset: s; }
ol.steps li { counter-increment: s; background: var(--gray-200); border-radius: 8px; padding: 16px; margin-bottom: 12px; }
ol.steps li::before { content: counter(s) ". "; font-weight: 700; color: var(--accent); }
ol.steps strong { font-weight: 700; }
dl.facts { margin: 0; display: grid; grid-template-columns: 1fr; gap: 4px 24px; }
dl.facts dt { font-weight: 700; margin-top: 12px; }
dl.facts dd { margin: 0; color: var(--gray-600); }
@media (min-width: 600px) {
  dl.facts { grid-template-columns: 11rem 1fr; }
  dl.facts dt { margin-top: 0; }
}
footer.site { background: var(--gray-200); margin-top: 32px; padding: 32px 0; color: var(--gray-600); }
footer.site p { margin: 0 0 8px; }
.notfound { padding: 96px 0; }
.notfound h1 { margin-bottom: 16px; }