:root {
  color-scheme: light dark;
  --canvas: #f5f6f2;
  --surface: #ffffff;
  --surface-muted: #eceee9;
  --content: #1b1d1a;
  --content-muted: #656a63;
  --line: #d9ddd6;
  --accent: #d85f52;
  --focus: #2368c4;
}

@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #111310;
    --surface: #191c18;
    --surface-muted: #252923;
    --content: #f3f5f0;
    --content-muted: #aeb4aa;
    --line: #343a32;
    --accent: #f0796b;
    --focus: #8ab4f8;
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--canvas);
  color: var(--content);
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
    "Noto Sans KR", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  word-break: keep-all;
  overflow-wrap: break-word;
}

body {
  margin: 0;
}

a {
  color: inherit;
  text-decoration-color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}

a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

.site-header {
  border-bottom: 1px solid var(--line);
}

.site-header__inner,
.site-footer__inner,
.document {
  width: min(100% - 40px, 760px);
  margin-inline: auto;
}

.site-header__inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--content);
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 18px;
  font-size: 0.9rem;
}

.site-nav a {
  color: var(--content-muted);
  text-decoration: none;
}

.site-nav a[aria-current="page"] {
  color: var(--content);
  font-weight: 700;
}

.document {
  padding-block: 64px 88px;
}

.document__eyebrow {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 700;
}

h1,
h2 {
  line-height: 1.35;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 3.25rem);
}

.document__summary {
  max-width: 640px;
  margin: 18px 0 0;
  color: var(--content-muted);
  font-size: 1.05rem;
}

.document__meta {
  margin: 12px 0 0;
  color: var(--content-muted);
  font-size: 0.875rem;
}

.policy-section {
  padding-top: 42px;
}

.policy-section + .policy-section {
  margin-top: 42px;
  border-top: 1px solid var(--line);
}

.policy-section h2 {
  margin: 0 0 16px;
  font-size: 1.35rem;
}

.policy-section p,
.policy-section ul,
.policy-section ol,
.policy-section dl {
  margin-block: 12px 0;
}

.policy-section ul,
.policy-section ol {
  padding-left: 24px;
}

.policy-section li + li {
  margin-top: 8px;
}

.definition-list {
  display: grid;
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--line);
  border-radius: 8px;
}

.definition-list > div {
  padding: 16px;
  background: var(--surface);
}

.definition-list dt {
  font-weight: 700;
}

.definition-list dd {
  margin: 5px 0 0;
  color: var(--content-muted);
}

.document-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 36px;
}

.document-link {
  min-height: 112px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  text-decoration: none;
}

.document-link strong {
  font-size: 1.05rem;
}

.document-link span {
  color: var(--content-muted);
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid var(--line);
}

.site-footer__inner {
  padding-block: 28px 40px;
  color: var(--content-muted);
  font-size: 0.875rem;
}

@media (max-width: 620px) {
  .site-header__inner {
    min-height: auto;
    align-items: flex-start;
    flex-direction: column;
    padding-block: 18px;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .document {
    padding-block: 44px 64px;
  }

  .document-index {
    grid-template-columns: 1fr;
  }
}