:root {
  --fg: #1c1c1e;
  --muted: #5f6672;
  --line: #dfe3e8;
  --accent: #1f63b5;
  --accent-soft: #eef5fc;
  --warning: #8a4b08;
  --warning-soft: #fff7e8;
  --bg: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    "Apple SD Gothic Neo", "Noto Sans KR", Arial, sans-serif;
  line-height: 1.65;
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 20px 80px;
}

header.page {
  border-bottom: 1px solid var(--line);
  padding-bottom: 16px;
  margin-bottom: 8px;
}

h1 {
  margin: 0 0 4px;
  font-size: 1.65rem;
}

h2 {
  margin: 36px 0 8px;
  padding-top: 8px;
  font-size: 1.25rem;
}

h3 {
  margin: 22px 0 6px;
  font-size: 1.05rem;
}

p,
li,
th,
td {
  font-size: 1rem;
}

.meta {
  color: var(--muted);
  font-size: 0.9rem;
}

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

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  margin: 18px 0 0;
  font-size: 0.92rem;
}

.langnav {
  display: inline-flex;
  gap: 4px;
  margin: 16px 0 0;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7f8fa;
}

.langnav button {
  min-height: 34px;
  border: 0;
  border-radius: 6px;
  padding: 5px 14px;
  background: transparent;
  color: var(--fg);
  font-size: 0.92rem;
  cursor: pointer;
}

.langnav button[aria-selected="true"] {
  background: var(--accent);
  color: #fff;
}

section[hidden] {
  display: none;
}

ul,
ol {
  padding-left: 1.35em;
}

.note,
.warning {
  margin: 16px 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 16px;
  background: var(--accent-soft);
  font-size: 0.95rem;
}

.warning {
  border-color: #efd2a8;
  background: var(--warning-soft);
  color: var(--warning);
}

.policy-list {
  display: grid;
  gap: 10px;
  margin-top: 24px;
}

.policy-list a {
  display: grid;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
  color: var(--fg);
  text-decoration: none;
}

.policy-list a:hover,
.policy-list a:focus-visible {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.policy-list span {
  color: var(--muted);
  font-size: 0.92rem;
}

.table-wrap {
  overflow-x: auto;
}

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

th,
td {
  border: 1px solid var(--line);
  padding: 9px 10px;
  text-align: left;
  vertical-align: top;
}

th {
  background: #f7f8fa;
}

code {
  font-size: 0.9em;
}

footer {
  margin-top: 48px;
  border-top: 1px solid var(--line);
  padding-top: 16px;
  color: var(--muted);
  font-size: 0.88rem;
}

@media (max-width: 520px) {
  .wrap {
    padding: 24px 16px 64px;
  }

  h1 {
    font-size: 1.45rem;
  }
}