/* Header component styles */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-vanilla-cream);
  border-bottom: var(--border-thin);
  box-shadow: var(--shadow-soft);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  min-height: 72px;
  padding-block: var(--space-2);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-ink);
  flex-shrink: 0;
}

.brand__logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  display: block;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand__name {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-cobalt-teal);
}

.brand__tagline {
  font-size: var(--text-caption);
  letter-spacing: var(--tracking-caption);
  text-transform: uppercase;
  color: var(--color-burnt-apricot);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: var(--radius-sm);
}

.nav-toggle__line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-cobalt-teal);
  transition: transform var(--transition-transform), opacity var(--transition-color);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(1) {
  transform: translateY(7px) 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(-7px) rotate(-45deg);
}

.nav-toggle:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

.site-nav {
  flex: 1;
  display: flex;
  justify-content: center;
  min-width: 0;
}

.site-nav__list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__item {
  margin: 0;
  padding: 0;
}

.site-nav__item + .site-nav__item {
  margin: 0;
}

.site-nav__link {
  display: inline-block;
  padding: var(--space-1) var(--space-2);
  font-size: var(--text-small);
  font-weight: 500;
  color: var(--color-ink);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition-color), background-color var(--transition-color);
  white-space: nowrap;
}

.site-nav__link:hover {
  color: var(--color-burnt-apricot);
  background-color: rgba(0, 90, 110, 0.04);
}

.site-nav__link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
}

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

.site-header__cta {
  white-space: nowrap;
}

/* Mobile styles */
@media (max-width: 64rem) {
  .site-header__inner {
    flex-wrap: wrap;
  }

  .nav-toggle {
    display: flex;
    order: 2;
  }

  .site-header__actions {
    order: 3;
    flex-basis: 100%;
    justify-content: center;
    margin-top: var(--space-2);
  }

  .site-nav {
    order: 4;
    flex-basis: 100%;
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-vanilla-cream);
    border-bottom: var(--border-thin);
    box-shadow: var(--shadow-medium);
    max-height: calc(100vh - 72px);
    overflow-y: auto;
    z-index: 999;
  }

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

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-3);
  }

  .site-nav__item {
    width: 100%;
  }

  .site-nav__link {
    display: block;
    padding: var(--space-2) var(--space-3);
    font-size: var(--text-body);
    border-radius: var(--radius-sm);
  }

  .site-nav__link:hover {
    background-color: rgba(0, 90, 110, 0.08);
  }
}

@media (max-width: 48rem) {
  .brand__logo {
    width: 36px;
    height: 36px;
  }

  .brand__tagline {
    display: none;
  }

  .site-header__inner {
    min-height: 60px;
  }

  .site-nav {
    max-height: calc(100vh - 60px);
  }
}