/* Header component styles */
.site-header {
  position: relative;
  z-index: 1000;
  background-color: var(--color-surface-dark);
  color: var(--color-text-inverse);
  border-block-end: 1px solid var(--color-border-accent);
}

.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(--space-4);
  min-height: 72px;
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}

.site-header__logo {
  display: block;
  width: 240px;
  height: auto;
  max-height: 120px;
  object-fit: contain;
  object-position: left center;
}

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

.site-header__toggle:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: var(--color-cream-paper);
}

.site-header__toggle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

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

.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-nav {
  display: block;
  flex: 1 1 auto;
  min-width: 0;
}

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

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

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

.site-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding-inline: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-caption);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  color: var(--color-cream-paper);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.site-nav__link:hover {
  color: var(--color-accent-tertiary);
  background-color: rgba(255, 255, 255, 0.06);
}

.site-nav__link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.site-nav__item--contact .site-nav__link {
  color: var(--color-accent-tertiary);
}

.site-nav__item--contact .site-nav__link:hover {
  color: var(--color-cream-paper);
}

@media (max-width: 900px) {
  .site-header__inner {
    min-height: 64px;
    padding-inline: var(--space-3);
  }

  .site-header__logo {
    width: 160px;
    max-height: 120px;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(320px, 85vw);
    max-width: 100%;
    background-color: var(--color-surface-dark);
    border-inline-start: 1px solid var(--color-border-accent);
    transform: translateX(100%);
    visibility: hidden;
    transition: transform var(--transition-slow), visibility var(--transition-slow);
    overflow-y: auto;
    overscroll-behavior: contain;
    z-index: 1001;
  }

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

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: var(--space-2);
    padding: var(--space-5) var(--space-4) var(--space-4);
    min-height: 100%;
  }

  .site-nav__item {
    width: 100%;
  }

  .site-nav__link {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    width: 100%;
    min-height: 48px;
    padding-inline: var(--space-3);
    font-size: var(--text-body);
    border-block-end: 1px solid rgba(255, 255, 255, 0.08);
  }

  .site-nav__item--contact .site-nav__link {
    border-block-end: none;
  }
}

@media (max-width: 480px) {
  .site-header__inner {
    padding-inline: var(--space-3);
  }

  .site-header__logo {
    width: 140px;
    max-height: 120px;
  }

  .site-nav {
    width: 100vw;
  }
}