img {
  max-width: 100%;
  height: auto;
}

.site-header {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  border-bottom: 1px solid #e5e7eb;
  background: #ffffff;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  color: #111827;
  font-weight: 700;
  font-size: 28px;
  line-height: 1;
}

.site-brand img {
  height: clamp(44px, 6vw, 72px);
  width: auto;
  display: block;
  max-width: 100%;
  max-height: 72px;
  object-fit: contain;
}

body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

nav {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #ccc;
}

nav a {
    margin-right: 20px;
    text-decoration: none;
    color: #333;
}

nav a:hover {
    text-decoration: underline;
}

main {
    padding: 20px 0;
}

h1 {
    color: #333;
    margin-bottom: 20px;
}

p {
    color: #666;
    margin-bottom: 15px;
}