:root {
  color-scheme: light;
  --bg: #f7f8fa;
  --surface: #ffffff;
  --text: #202124;
  --muted: #5f6368;
  --line: #dfe3e8;
  --accent: #1a73e8;
  --accent-ink: #0b57d0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.75;
}

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

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: min(960px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  padding: 20px 0;
}

.brand {
  color: var(--text);
  font-weight: 700;
  text-decoration: none;
}

.language-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 14px;
}

.language-nav a,
.language-nav span,
.language-options a {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 12px;
  background: var(--surface);
  text-decoration: none;
}

.language-nav span {
  color: var(--text);
  font-weight: 700;
}

.policy {
  width: min(960px, calc(100% - 32px));
  margin: 0 auto 40px;
  padding: 44px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.policy h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.25;
}

.policy h2 {
  margin: 36px 0 8px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 22px;
  line-height: 1.35;
}

.policy p,
.policy ul {
  margin: 14px 0 0;
}

.policy ul {
  padding-left: 1.35em;
}

.policy li + li {
  margin-top: 6px;
}

code {
  border-radius: 4px;
  padding: 2px 5px;
  background: #eef2f7;
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.92em;
}

.site-footer {
  align-items: flex-start;
  padding: 0 0 32px;
  color: var(--muted);
  font-size: 13px;
}

.site-footer a {
  white-space: nowrap;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.language-page {
  width: min(680px, calc(100% - 32px));
  margin: 72px auto;
  padding: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.language-page h1 {
  margin: 0 0 12px;
  font-size: 32px;
  line-height: 1.25;
}

.language-page p {
  margin: 0 0 24px;
  color: var(--muted);
}

.language-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.language-options a {
  color: var(--accent-ink);
  font-weight: 700;
}

@media (max-width: 640px) {
  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: stretch;
  }

  .policy,
  .language-page {
    padding: 24px;
  }
}