* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: #f4f7fb;
  color: #1a1a2e;
  line-height: 1.6;
}
header {
  background: linear-gradient(135deg, #0f3460, #16213e);
  color: #fff;
  padding: 20px 0;
  box-shadow: 0 2px 10px rgba(0,0,0,0.15);
}
.container { max-width: 900px; margin: 0 auto; padding: 0 20px; }
header h1 { font-size: 1.8em; }
header h1 a { color: #fff; text-decoration: none; }
nav { margin-top: 12px; }
nav a {
  color: #a8c0e8;
  text-decoration: none;
  margin-right: 20px;
  font-size: 0.95em;
}
nav a:hover { color: #fff; text-decoration: underline; }
main { padding: 30px 0; }
.card {
  background: #fff;
  border-radius: 8px;
  padding: 20px 25px;
  margin-bottom: 18px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  border-left: 4px solid #0f3460;
}
.card h3 { margin-bottom: 8px; font-size: 1.15em; }
.card h3 a { color: #0f3460; text-decoration: none; }
.card h3 a:hover { text-decoration: underline; }
.card p { color: #444; font-size: 0.95em; }
.card small { color: #888; font-size: 0.8em; display: block; margin-top: 8px; }
.updated { background: #e8f0fe; padding: 10px 15px; border-radius: 6px; margin-bottom: 20px; font-size: 0.9em; color: #0f3460; }
footer {
  background: #16213e;
  color: #a8c0e8;
  padding: 25px 0;
  text-align: center;
  font-size: 0.85em;
  margin-top: 40px;
}
footer a { color: #a8c0e8; text-decoration: none; margin: 0 8px; }
footer a:hover { color: #fff; text-decoration: underline; }
.page-content { background: #fff; border-radius: 8px; padding: 30px; box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
.page-content h2 { margin-bottom: 15px; color: #0f3460; }
.page-content h3 { margin: 20px 0 8px; color: #16213e; }
.page-content p, .page-content li { margin-bottom: 10px; color: #333; }
.page-content ul { padding-left: 22px; }