.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  background: var(--surface-soft);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  color: var(--heading-color);
  text-decoration: none !important;
  font-size: 1.1rem;
  white-space: nowrap;
}
.site-header__logo {
  height: 28px;
  width: auto;
  display: block;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-header__nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 36px;
  background: none;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
}
.site-header__nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--heading-color);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}
.site-header__nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.site-header__nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.site-header__nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.favorites-link {
  color: var(--heading-color) !important;
  text-decoration: none !important;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 1.1rem;
}
.favorites-link span {
  font-size: 0.75rem;
  background: var(--primary-color);
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 0 0.4rem;
}

.mobile-menu-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(300px, 85vw);
  background: var(--surface-soft);
  border-left: 1px solid var(--border-color);
  box-shadow: var(--shadow-md);
  transform: translateX(100%);
  transition: transform 0.25s ease;
  z-index: 50;
  padding: 1.5rem;
  overflow-y: auto;
}
.mobile-menu-panel.is-open {
  transform: translateX(0);
}
.mobile-menu-panel ul {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}
@media (min-width: 992px) {
  .mobile-menu-panel {
    width: min(480px, 90vw);
  }
  .mobile-menu-panel ul {
    grid-template-columns: repeat(2, 1fr);
  }
}
.mobile-menu-panel a {
  color: var(--text-color);
  text-decoration: none;
}
.mobile-menu-panel__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  color: var(--heading-color);
  font-size: 1.5rem;
  cursor: pointer;
}