/**
 * Site Navigation Widget
 * Widget-specific styles only.
 * Requires: tinydegraaf-design-system.css loaded first.
 */

/* ── Base ────────────────────────────────────────────────── */

.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--tdg-bg);
  border-bottom: 1px solid var(--tdg-border);
}

.site-nav[data-theme="dark"] {
  background: var(--tdg-bg-dark);
  border-bottom-color: var(--tdg-border-dark);
}

.site-nav__inner {
  max-width: var(--tdg-max-width);
  margin-inline: auto;
  padding-inline: var(--tdg-space-6);
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

@media (min-width: 640px) {
  .site-nav__inner {
    padding-inline: var(--tdg-space-12);
  }
}

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

.site-nav__logo {
  font-family: var(--tdg-font-mono);
  font-size: var(--tdg-text-base);
  font-weight: 500;
  letter-spacing: var(--tdg-tracking-wide);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--tdg-text);
  flex-shrink: 0;
  transition: color var(--tdg-transition-fast);
}

.site-nav[data-theme="dark"] .site-nav__logo {
  color: var(--tdg-text-white);
}

/* ── Nav actions (links + language + hamburger) ─────────── */

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: var(--tdg-space-4);
}

@media (min-width: 1024px) {
  .site-nav__actions {
    gap: var(--tdg-space-6);
  }
}

/* ── Desktop links ───────────────────────────────────────── */

.site-nav__links {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: var(--tdg-space-6);
}

@media (min-width: 640px) {
  .site-nav__links {
    display: flex;
    gap: var(--tdg-space-6);
  }
}

@media (min-width: 1024px) {
  .site-nav__links {
    gap: var(--tdg-space-8);
  }
}

.site-nav__link {
  position: relative;
  font-family: var(--tdg-font-mono);
  font-size: var(--tdg-text-base);
  font-weight: 500;
  letter-spacing: var(--tdg-tracking-nav);
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  padding-bottom: var(--tdg-space-1);
  color: var(--tdg-text-muted);
  transition: color var(--tdg-transition-fast);
}

.site-nav__link:hover {
  color: var(--tdg-text);
}

.site-nav__link--active {
  color: var(--tdg-text);
}

.site-nav__link--active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: var(--tdg-text);
}

/* Dark theme desktop links */

.site-nav[data-theme="dark"] .site-nav__link {
  color: var(--tdg-text-dark-muted);
}

.site-nav[data-theme="dark"] .site-nav__link:hover {
  color: var(--tdg-text-white);
}

.site-nav[data-theme="dark"] .site-nav__link--active {
  color: var(--tdg-text-white);
}

.site-nav[data-theme="dark"] .site-nav__link--active::after {
  background: var(--tdg-text-white);
}

/* ── Language switcher (GTranslate) ──────────────────────── */

.site-nav__lang {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  line-height: 0;
}

.site-nav__lang .gtranslate_wrapper {
  display: flex;
  align-items: center;
  gap: var(--tdg-space-2);
}

.site-nav__lang a {
  display: inline-flex;
  align-items: center;
  opacity: 0.65;
  transition: opacity var(--tdg-transition-fast);
}

.site-nav__lang a:hover,
.site-nav__lang a.gt-current-lang {
  opacity: 1;
}

.site-nav__lang img {
  width: 1.25rem;
  height: auto;
  border-radius: 2px;
}

/* ── Hamburger ───────────────────────────────────────────── */

.site-nav__hamburger {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--tdg-space-1);
  background: transparent;
  border: none;
  cursor: pointer;
}

@media (min-width: 640px) {
  .site-nav__hamburger {
    display: none;
  }
}

.site-nav__hamburger-bar {
  display: block;
  width: 1.25rem;
  height: 1px;
  background: var(--tdg-text);
  transition: transform var(--tdg-transition-fast), opacity var(--tdg-transition-fast);
}

.site-nav[data-theme="dark"] .site-nav__hamburger-bar {
  background: var(--tdg-text-white);
}

/* Open state */
.site-nav__hamburger[aria-expanded="true"] .site-nav__hamburger-bar:nth-child(1) {
  transform: rotate(45deg) translateY(6px) translateX(3px);
}

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

.site-nav__hamburger[aria-expanded="true"] .site-nav__hamburger-bar:nth-child(3) {
  transform: rotate(-45deg) translateY(-7px) translateX(4px);
}

/* ── Mobile menu ─────────────────────────────────────────── */

.site-nav__mobile {
  background: var(--tdg-bg);
  border-top: 1px solid var(--tdg-border);
  padding: var(--tdg-space-4) var(--tdg-space-6);
}

.site-nav[data-theme="dark"] .site-nav__mobile {
  background: var(--tdg-bg-dark-card);
  border-top-color: var(--tdg-border-dark);
}

@media (min-width: 640px) {
  .site-nav__mobile {
    display: none !important;
  }
}

.site-nav__mobile-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--tdg-space-4);
}

.site-nav__mobile-link {
  font-family: var(--tdg-font-mono);
  font-size: var(--tdg-text-xs);
  letter-spacing: var(--tdg-tracking-wider);
  text-transform: uppercase;
  text-decoration: none;
  color: var(--tdg-text-muted);
  transition: color var(--tdg-transition-fast);
}

.site-nav__mobile-link--active {
  color: var(--tdg-text);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.site-nav[data-theme="dark"] .site-nav__mobile-link {
  color: var(--tdg-text-dark-muted);
}

.site-nav[data-theme="dark"] .site-nav__mobile-link--active {
  color: var(--tdg-text-white);
}