.site-header {
  background: linear-gradient(to right, var(--forest), var(--forest-dark));
  color: var(--butter);
}

.header-inner {
  max-width: 75rem;
  height: 5.5rem;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
}

.brand-name {
  font-family: Georgia, serif;
  font-size: 1.5rem;
  font-weight: bold;
}

.hamburger {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: none;
  color: var(--butter);
  border: 1px solid var(--butter);
  border-radius: 2rem;
  padding: 0.5rem 1.2rem;
  font-size: 0.9rem;
  cursor: pointer;
}

.hamburger:hover {
  border-color: var(--gold);
}

.hamburger-box {
  position: relative;
  width: 1.4rem;
  height: 1rem;
}

.hamburger-line {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--butter);
  transition: 0.3s;
}

.line1 {
  top: 0;
}

.line2 {
  top: 7px;
}

.line3 {
  top: 14px;
}

.hamburger[aria-expanded="true"] .line1 {
  transform: translateY(7px) rotate(45deg);
}

.hamburger[aria-expanded="true"] .line2 {
  opacity: 0;
}

.hamburger[aria-expanded="true"] .line3 {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 500px) {
  .hamburger-label {
    display: none;
  }

  .brand-name {
    font-size: 1.2rem;
  }
}