/* ─── Top Navigation Bar ──────────────────────────────────────────── */

.site-nav {
  border-bottom: 1px solid var(--color-border-light);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  height: var(--nav-height);
  gap: var(--space-xs);
}

/* ─── Logo ────────────────────────────────────────────────────────── */

.site-nav__item--logo {
  margin-right: auto;
}

.site-nav__item--logo svg {
  height: 28px;
  width: auto;
}

/* ─── Menu Items ──────────────────────────────────────────────────── */

.site-nav__items {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 0;
}

.site-nav__item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.site-nav__item--hidden {
  display: none;
}

.site-nav__trigger {
  display: flex;
  align-items: center;
  height: 100%;
  padding-inline: var(--space-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-normal);
  color: var(--color-text);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.site-nav__trigger:hover {
  color: var(--color-link);
}

/* Active/open state — underline */
.site-nav__item[data-open="true"] > .site-nav__trigger {
  border-bottom-color: var(--color-link);
  color: var(--color-link);
}

/* Logo trigger: no hover color change */
.site-nav__item--logo .site-nav__trigger:hover {
  color: inherit;
}

/* ─── Utility separator ──────────────────────────────────────────── */

.site-nav__separator {
  width: 1px;
  height: 20px;
  background: var(--color-border);
  margin-inline: var(--space-sm);
  flex-shrink: 0;
}

/* ─── Search trigger ─────────────────────────────────────────────── */

.site-nav__search-trigger {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  padding-inline: var(--space-md);
  cursor: pointer;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.site-nav__search-trigger:hover {
  color: var(--color-link);
}

.site-nav__search-trigger svg {
  width: 18px;
  height: 18px;
}

/* ─── Dropdown Panel ─────────────────────────────────────────────── */

.site-nav__dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-dropdown-bg);
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 24px var(--color-dropdown-shadow);
  padding: var(--space-lg);
  z-index: 100;
  min-width: 220px;
}

/* Right-align dropdowns for items near the right edge */
.site-nav__dropdown--right {
  left: auto;
  right: 0;
}

.site-nav__item[data-open="true"] > .site-nav__dropdown {
  display: block;
}

/* ─── Dropdown Columns ───────────────────────────────────────────── */

.site-nav__dropdown-columns {
  display: flex;
  gap: var(--space-2xl);
}

.site-nav__dropdown-column {
  min-width: 180px;
}

/* Hide empty columns */
.site-nav__dropdown-column:empty {
  display: none;
}

/* ─── Column Header ──────────────────────────────────────────────── */

.site-nav__column-header {
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  padding-bottom: var(--space-sm);
  margin-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}

.site-nav__column-header a {
  color: var(--color-text);
  text-decoration: none;
}

.site-nav__column-header a:hover {
  text-decoration: underline;
}

/* ─── Dropdown Items ─────────────────────────────────────────────── */

.site-nav__dropdown-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.site-nav__dropdown-link {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text);
  padding: var(--space-xs) 0;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.site-nav__dropdown-link:hover {
  text-decoration: underline;
}

/* ─── Dropdown Footer Link ───────────────────────────────────────── */

.site-nav__dropdown-footer {
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.site-nav__dropdown-footer a {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  text-decoration: none;
}

.site-nav__dropdown-footer a:hover {
  text-decoration: underline;
}

/* ─── Dropdown divider (within a column) ─────────────────────────── */

.site-nav__dropdown-divider {
  height: 1px;
  background: var(--color-border);
  margin: var(--space-sm) 0;
}

/* ─── Search Overlay ─────────────────────────────────────────────── */

.search-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-overlay);
  z-index: 200;
  align-items: flex-start;
  justify-content: center;
  padding-top: calc(var(--nav-height) + var(--space-xl));
}

.search-overlay--open {
  display: flex;
}

.search-overlay__inner {
  background: var(--color-dropdown-bg);
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 24px var(--color-dropdown-shadow);
  padding: var(--space-lg);
  width: 100%;
  max-width: 600px;
}

.search-overlay__input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  outline: none;
}

.search-overlay__input:focus {
  border-color: var(--color-link);
}