:root {
  color-scheme: dark;
  --bg: #151412;
  --surface: #1b1916;
  --text: #beb9af;
  --strong: #e0dbcf;
  --muted: #827d74;
  --moss: #81927a;
  --amber: #d5ab62;
  --line: #38342f;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  max-width: 820px;
  margin: 0 auto;
  padding: 48px 24px 80px;
  color: var(--text);
  background: var(--bg);
  font-family:
    -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  font-size: 16px;
  line-height: 1.75;
}

header,
section {
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
}

header {
  display: flex;
  align-items: center;
  gap: 18px;
}

header img {
  width: 52px;
  height: 52px;
}

h1,
h2,
h3 {
  color: var(--strong);
  line-height: 1.25;
}

h1 {
  margin: 0;
  font-size: 32px;
}

h2 {
  margin: 0 0 12px;
  font-size: 22px;
}

h3 {
  margin: 24px 0 8px;
  font-size: 17px;
}

p,
ul {
  margin: 10px 0;
}

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

.eyebrow,
.meta {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.05em;
}

.notice {
  padding: 18px 20px;
  border: 1px solid #4e594a;
  background: #1b201a;
  color: #cbd2c7;
}

.language-nav {
  margin-left: auto;
  white-space: nowrap;
}

footer {
  padding-top: 28px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 560px) {
  body {
    padding-top: 28px;
  }

  header {
    align-items: flex-start;
  }
}