/* Header component styles */
.site-header {
  position: relative;
  z-index: 100;
  background-color: var(--color-deep-plum);
  border-block-end: var(--border-copper-line);
  box-shadow: var(--shadow-card);
}

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

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-vanilla);
  flex-shrink: 1;
  min-width: 0;
}

.site-header__brand:hover {
  color: var(--color-vanilla);
}

.site-header__logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  flex-shrink: 0;
}

.site-header__brand-text {
  font-size: var(--text-body-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.3;
  max-width: 200px;
}

.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-copper-soft);
  border-radius: var(--radius-component);
  cursor: pointer;
  transition: background-color var(--transition-base), border-color var(--transition-base);
}

.site-header__toggle:hover {
  background-color: var(--color-copper-faint);
  border-color: var(--color-apricot);
}

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

.site-header__toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  background-color: var(--color-vanilla);
  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-header__menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex-shrink: 1;
  min-width: 0;
}

.site-header__nav {
  flex-shrink: 1;
  min-width: 0;
}

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

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

.site-header__nav-link {
  display: inline-block;
  padding: var(--space-xs) 0;
  font-size: var(--text-overline);
  line-height: var(--leading-overline);
  letter-spacing: var(--tracking-overline);
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-vanilla-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: color var(--transition-fast);
  position: relative;
}

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

.site-header__nav-link:hover {
  color: var(--color-emerald-bright);
}

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

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

.site-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) var(--space-lg);
  background-color: var(--color-emerald);
  color: var(--color-vanilla);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.4;
  border: 1px solid transparent;
  border-radius: var(--radius-component);
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header__cta:hover {
  background-color: var(--color-emerald-bright);
  border-color: var(--color-emerald-bright);
  box-shadow: var(--shadow-card);
  color: var(--color-vanilla);
}

.site-header__cta:focus-visible {
  outline: 2px solid var(--color-emerald-bright);
  outline-offset: 2px;
}

@media (max-width: 1023px) {
  .site-header__inner {
    flex-wrap: wrap;
  }

  .site-header__toggle {
    display: flex;
  }

  .site-header__menu {
    display: none;
    flex-basis: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
    background-color: var(--color-deep-plum);
    border: var(--border-copper-soft);
    border-radius: var(--radius-panel);
    padding: var(--space-lg);
    box-shadow: var(--shadow-panel);
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    margin-block-start: var(--space-sm);
  }

  .site-header__menu.is-open {
    display: flex;
    animation: site-header-menu-in var(--transition-menu);
  }

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

  .site-header__nav-link {
    display: block;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-tag);
    font-size: var(--text-body-sm);
    letter-spacing: 0.02em;
    text-transform: none;
  }

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

  .site-header__nav-link:hover {
    background-color: var(--color-copper-faint);
    color: var(--color-apricot);
  }

  .site-header__cta {
    align-self: center;
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 767px) {
  .site-header__inner {
    padding-inline: var(--container-padding-mobile);
    gap: var(--space-sm);
  }

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

  .site-header__brand-text {
    max-width: 180px;
    font-size: var(--text-caption);
  }
}

@keyframes site-header-menu-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__menu.is-open {
    animation: none;
  }
}