:root {
  --bg: #f5f4f2;
  --ink: #1d1b1a;
  --accent: #1c6e8c;
  --soft: #e7e4df;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Georgia", "Times New Roman", serif;
  color: var(--ink);
  background: radial-gradient(circle at 20% 20%, #ffffff 0%, var(--bg) 60%);
}

.site-header {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--soft);
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 16px 24px;
  z-index: 2;
}

.brand {
  font-weight: 700;
  letter-spacing: 0.5px;
}

.brand img {
  height: 28px;
  width: auto;
  vertical-align: middle;
}

.site-nav a {
  margin-right: 16px;
  text-decoration: none;
  color: var(--accent);
  font-weight: 600;
}

.site-nav a.active {
  color: var(--ink);
  border-bottom: 2px solid var(--ink);
}

.content {
  max-width: 820px;
  margin: 32px auto 64px;
  padding: 0 20px;
  line-height: 1.7;
}

.content img { max-width: 100%; height: auto; border-radius: 8px; }

.loading {
  padding: 48px 0;
  color: #666;
}

.site-footer {
  border-top: 1px solid var(--soft);
  padding: 24px;
  text-align: center;
  color: #777;
}

.site-footer a { color: var(--accent); text-decoration: none; }
.footer-links { margin-top: 8px; }