/* Header component styles */
.site-header {
  position: relative;
  z-index: 100;
  background-color: var(--color-cream);
  border-bottom: var(--border-sage);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  min-height: 72px;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-forest);
  flex-shrink: 0;
  min-width: 0;
}

.site-header__logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__wordmark {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: var(--weight-heading);
  line-height: 1.2;
  color: var(--color-forest);
  white-space: nowrap;
}

.site-header__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-forest);
  border-radius: var(--radius-1);
  transition: background-color var(--transition-calm), color var(--transition-calm);
  -webkit-tap-highlight-color: transparent;
}

.site-header__toggle:hover {
  background-color: var(--color-sage-soft);
}

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

.site-header__toggle-icon {
  position: relative;
  display: block;
  width: 24px;
  height: 18px;
}

.site-header__toggle-icon::before,
.site-header__toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: currentColor;
  border-radius: 1px;
  transition: transform var(--transition-calm), top var(--transition-calm);
}

.site-header__toggle-icon::before {
  top: 0;
}

.site-header__toggle-icon::after {
  top: 8px;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::before {
  top: 8px;
  transform: rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-icon::after {
  top: 8px;
  transform: rotate(-45deg);
}

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

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-header__nav-item {
  margin: 0;
  padding: 0;
}

.site-header__nav-link {
  display: inline-block;
  padding-block: var(--space-2);
  font-size: var(--text-body);
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-forest);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-calm);
}

.site-header__nav-link:hover {
  color: var(--color-sage);
  text-decoration: underline;
  text-decoration-color: var(--color-blush);
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
}

.site-header__nav-link:focus-visible {
  outline: var(--focus-ring);
  outline-offset: var(--focus-offset);
  border-radius: var(--radius-1);
}

/* Mobile navigation */
@media (max-width: 767px) {
  .site-header__inner {
    min-height: 64px;
    padding-inline: var(--space-3);
  }

  .site-header__logo {
    width: 32px;
    height: 32px;
  }

  .site-header__wordmark {
    font-size: 1.125rem;
  }

  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 85vw);
    max-width: 100%;
    background-color: var(--color-cream);
    box-shadow: var(--shadow-float);
    transform: translateX(100%);
    transition: transform var(--transition-calm);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    z-index: 110;
    display: block;
    padding: var(--space-5) var(--space-4);
    visibility: hidden;
  }

  .site-header__nav.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }

  .site-header__nav-link {
    display: block;
    padding: var(--space-3) var(--space-2);
    font-size: 1.125rem;
    border-radius: var(--radius-1);
  }

  .site-header__nav-link:hover {
    background-color: var(--color-sage-soft);
    text-decoration: none;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .site-header__inner {
    min-height: 68px;
  }

  .site-header__logo {
    width: 36px;
    height: 36px;
  }

  .site-header__wordmark {
    font-size: 1.125rem;
  }

  .site-header__nav-list {
    gap: var(--space-3);
  }

  .site-header__nav-link {
    font-size: 0.9375rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__nav,
  .site-header__toggle-icon::before,
  .site-header__toggle-icon::after {
    transition-duration: 0.01ms;
  }
}