/* Header component styles */
.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-canvas-white);
  border-bottom: 1px solid var(--color-forest-green-light);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
  min-height: 4.5rem;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-deep-forest-green);
  flex-shrink: 0;
}

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

.site-header__brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.site-header__brand-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-deep-forest-green);
}

.site-header__brand-subtitle {
  font-size: 0.625rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-forest-green-soft);
  white-space: nowrap;
}

.site-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-forest-green-light);
  border-radius: var(--border-radius-small);
  cursor: pointer;
  padding: 0;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.site-header__toggle:hover {
  background-color: var(--color-forest-green-light);
}

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

.site-header__toggle-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-deep-forest-green);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

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

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

.site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-header__nav {
  display: flex;
  align-items: center;
  flex: 1 1 auto;
  justify-content: center;
}

.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;
  font-size: var(--text-small);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-deep-forest-green);
  text-decoration: none;
  padding-block: var(--space-2);
  position: relative;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-coastal-aqua);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.site-header__nav-link:hover {
  color: var(--color-brick-coral);
}

.site-header__nav-link:hover::after {
  transform: scaleX(1);
}

.site-header__nav-link:focus-visible {
  outline: var(--focus-outline);
  outline-offset: var(--focus-offset);
  border-radius: 2px;
}

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

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

.site-header__terminology {
  background-color: var(--color-deep-forest-green);
  color: var(--color-canvas-white-soft);
  padding-block: var(--space-2);
  overflow: hidden;
  white-space: nowrap;
}

.site-header__terminology-text {
  display: inline-block;
  font-size: var(--text-caption);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  animation: site-header-marquee 30s linear infinite;
  padding-inline-start: 100%;
}

@keyframes site-header-marquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-100%);
  }
}

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

  .site-header__toggle {
    display: flex;
    order: 2;
  }

  .site-header__brand {
    order: 1;
  }

  .site-header__actions {
    order: 3;
    margin-inline-start: auto;
  }

  .site-header__nav {
    order: 4;
    flex-basis: 100%;
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-canvas-white);
    border-bottom: 1px solid var(--color-forest-green-light);
    box-shadow: var(--shadow-subtle);
    z-index: 999;
    max-height: calc(100vh - 100%);
    overflow-y: auto;
    padding: var(--space-4);
  }

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

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-header__nav-item + .site-header__nav-item {
    border-top: 1px solid var(--color-forest-green-light);
  }

  .site-header__nav-link {
    display: block;
    padding: var(--space-3) var(--space-2);
    font-size: var(--text-body);
    letter-spacing: 0.04em;
  }

  .site-header__nav-link::after {
    display: none;
  }
}

@media (max-width: 48rem) {
  .site-header__inner {
    min-height: 4rem;
    padding-block: var(--space-2);
  }

  .site-header__logo {
    width: 40px;
    height: 40px;
  }

  .site-header__brand-name {
    font-size: 1.125rem;
  }

  .site-header__brand-subtitle {
    font-size: 0.5625rem;
  }

  .site-header__cta {
    padding: var(--space-1) var(--space-3);
    font-size: var(--text-caption);
  }
}

@media (max-width: 30rem) {
  .site-header__brand-text {
    display: none;
  }

  .site-header__actions {
    margin-inline-start: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__terminology-text {
    animation: none;
    padding-inline-start: 0;
  }
}