:root {
  color-scheme: light dark;
  --bg: #faf9f7;
  --fg: #1a1a1a;
  --fg-soft: #8a8580;
  --line: color-mix(in srgb, var(--fg-soft) 35%, transparent);
  --max: 40rem;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --fg: #ededec;
    --fg-soft: #7d7a76;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--fg);
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
:focus-visible { outline: 2px solid var(--fg); outline-offset: 5px; }
::selection { background: var(--fg); color: var(--bg); }

.site-header {
  display: flex;
  width: min(calc(100% - 2rem), 52rem);
  min-height: 4.5rem;
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.wordmark {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.75rem;
  letter-spacing: 0.28em;
  text-decoration: none;
  text-transform: lowercase;
  color: var(--fg-soft);
}
.wordmark:hover { color: var(--fg); }
.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.85rem;
}
.site-nav a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  text-underline-offset: 0.35em;
}

.legal-main {
  flex: 1;
  width: min(calc(100% - 3rem), var(--max));
  margin: 0 auto;
  padding: 3rem 0 4rem;
}
.legal-main h1 {
  margin: 0 0 0.5rem;
  font-size: 1.6rem;
  font-weight: 600;
  font-family: "Songti SC", "Noto Serif SC", "Source Han Serif SC", serif;
}
.legal-updated {
  margin: 0 0 2rem;
  color: var(--fg-soft);
  font-size: 0.85rem;
}
.legal-main h2 {
  margin: 2rem 0 0.75rem;
  font-size: 1.05rem;
  font-weight: 600;
}
.legal-main p {
  color: var(--fg-soft);
}
.legal-contact {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.site-footer {
  padding: 1.5rem;
  text-align: center;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  line-height: 1.6;
  color: var(--fg-soft);
}
.site-footer p { margin: 0; }
.site-footer a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  color: inherit;
  text-decoration: none;
}