:root {
  --blue-700: #1d4ed8;
  --blue-600: #2563eb;
  --blue-50: #eff6ff;
  --slate-900: #0f172a;
  --slate-600: #475569;
  --bg: #f8fbff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Noto Sans KR",
    sans-serif;
  color: var(--slate-900);
  background: var(--bg);
  line-height: 1.65;
  font-size: 1rem;
}

.site-nav {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.9rem;
}

.site-nav a {
  color: var(--blue-600);
  text-decoration: none;
  font-weight: 600;
}

.site-nav a:hover {
  color: var(--blue-700);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

.site-nav a[aria-current="page"] {
  color: var(--slate-900);
  text-decoration: none;
  cursor: default;
}

.wrap {
  max-width: 42rem;
  margin: 0 auto;
  padding: 1.25rem 1.25rem 4rem;
}

h1 {
  margin: 0 0 0.35rem;
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--blue-700);
  letter-spacing: -0.02em;
}

.meta {
  margin: 0 0 2rem;
  font-size: 0.88rem;
  color: var(--slate-600);
}

h2 {
  margin: 2rem 0 0.6rem;
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--slate-900);
}

h3 {
  margin: 1.25rem 0 0.45rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--slate-900);
}

p,
ul,
ol {
  margin: 0 0 0.85rem;
  color: var(--slate-600);
}

ul,
ol {
  padding-left: 1.25rem;
}

li {
  margin-bottom: 0.35rem;
}

a {
  color: var(--blue-600);
  text-decoration: underline;
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--blue-700);
}

strong {
  color: var(--slate-900);
}

.faq-item {
  margin-bottom: 1.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid #dbeafe;
}

.faq-item:last-of-type {
  border-bottom: 0;
}

.faq-q {
  margin: 0 0 0.4rem;
  font-weight: 800;
  color: var(--slate-900);
}

.back {
  display: inline-block;
  margin-top: 2rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.callout {
  margin: 1rem 0;
  padding: 0.85rem 1rem;
  border-radius: 12px;
  background: var(--blue-50);
  border: 1px solid #bfdbfe;
  color: var(--slate-600);
  font-size: 0.95rem;
}