/* Scoped header styles */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-obsidian);
  border-bottom: var(--border-champagne);
  box-shadow: var(--shadow-small);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: 72px;
  padding-block: var(--space-sm);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-ivory);
  flex-shrink: 0;
  min-width: 0;
}

.brand-mark {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border: none;
  filter: none;
  flex-shrink: 0;
}

.brand-text {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.5px;
  color: var(--color-champagne);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-nav {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none !important;
  margin: 0;
  padding: 0;
}

.nav-list li {
  margin: 0;
  padding: 0;
}

.nav-list a {
  display: inline-block;
  padding-block: var(--space-sm);
  color: var(--color-champagne);
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-speed) var(--transition-ease);
}

.nav-list a:hover,
.nav-list a:focus-visible {
  color: var(--color-amber);
}

.nav-list a:focus-visible {
  outline: 2px solid var(--color-champagne);
  outline-offset: 2px;
}

/* Toggle button */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  padding: var(--space-xs);
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-champagne);
  outline-offset: 2px;
}

.nav-toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-champagne);
  border-radius: 1px;
  transition:
    background-color var(--transition-speed) var(--transition-ease),
    transform var(--transition-speed) var(--transition-ease);
}

.nav-toggle:hover .nav-toggle-line {
  background-color: var(--color-amber);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile layout */
@media (max-width: 767px) {
  .header-inner {
    min-height: 64px;
  }

  .brand-mark {
    width: 32px;
    height: 32px;
  }

  .brand-text {
    display: none;
  }

  .nav-toggle {
    display: flex;
    width: 44px;
    height: 44px;
    gap: 5px;
    align-items: center;
    justify-content: center;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-plum-black);
    border-bottom: var(--border-champagne);
    box-shadow: var(--shadow-card);
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    display: none;
    padding: var(--space-md);
  }

  .site-nav.is-open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-sm);
  }

  .nav-list a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-small);
  }

  .nav-list a:hover {
    background-color: rgba(212, 175, 55, 0.1);
  }
}

@media (min-width: 768px) {
  .brand-mark {
    width: 48px;
    height: 48px;
  }

  .brand-text {
    display: inline;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    display: flex;
    background: none;
    border: none;
    box-shadow: none;
    max-height: none;
    overflow: visible;
    padding: 0;
  }
}