.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid #e0e0e0;
  padding: 1.25rem 1rem;
  margin-bottom: 0;
  max-width: 680px;
  width: 100%;
}

.site-header__inner {
  max-width: 680px;
  margin: 0 auto;
}

.site-header__name {
  font-size: 2.5rem;
  font-weight: bold;
  text-decoration: none;
  color: #1a1a1a;
  display: block;
  line-height: 1.2;
}

.site-header__tagline {
  font-size: 1.25rem;
  font-weight: normal;
  color: #1a1a1a;
  margin: 0;
}

.site-header__nav {
  display: flex;
  gap: 1.25rem;
  margin-top: 0.75rem;
}

.site-header__nav-link {
  font-size: 1rem;
  text-decoration: none;
  color: #1a1a1a;
}

.site-header__nav-link:hover {
  text-decoration: underline;
}