/* ============================================================
   Dr. Bastaninejad — Language switcher
   In-nav placement + slow-motion disclosure animations.
   ============================================================ */

/* --- Native header: hidden ONLY once the React .site-nav exists AND the
   language dropdown has been cloned into it (lang-switcher.js adds
   html.drb-react-nav-ready). We do NOT pre-hide, because if the React bundle
   fails to mount (e.g. a CORS block) the native header must remain as the
   page's navigation fallback. --- */
html.drb-react-nav-ready .drb-native-header {
  display: none !important;
}

/* --- Language switcher base (a clean nav item, not a boxed widget) --- */
.drb-langdd {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.drb-langdd__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.42rem 0.8rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.2;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  transition:
    background .28s cubic-bezier(0.16, 1, 0.3, 1),
    border-color .28s cubic-bezier(0.16, 1, 0.3, 1),
    color .22s ease,
    transform .2s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow .28s ease;
}
.drb-langdd__btn:hover {
  transform: translateY(-1px);
  background: rgba(47, 125, 50, 0.32);
  border-color: rgba(47, 125, 50, 0.6);
  box-shadow: none;
}
.drb-langdd__btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(47, 125, 50, 0.28);
}
.drb-langdd__btn:active {
  transform: translateY(0) scale(0.985);
  transition-duration: .08s;
}
.drb-langdd.is-open .drb-langdd__btn {
  background: #2F7D32;
  border-color: #2F7D32;
  color: #fff;
}

.drb-langdd__flag { font-size: 1.05rem; line-height: 1; }
.drb-langdd__code {
  font-size: 0.72rem;
  opacity: 0.8;
  letter-spacing: 0.04em;
  font-family: ui-sans-serif, system-ui, sans-serif;
}
.drb-langdd__name {
  max-width: 7.5rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.drb-langdd__chev {
  display: inline-flex;
  transition: transform .34s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 0.85;
}
.drb-langdd.is-open .drb-langdd__chev { transform: rotate(180deg); }

/* --- Disclosure menu: smooth open AND close via transition
   (the JS toggles .is-open + aria-hidden instead of [hidden]) --- */
.drb-langdd__menu {
  position: absolute;
  top: calc(100% + 8px);
  inset-inline-end: 0;
  min-width: 220px;
  margin: 0;
  padding: 0.45rem;
  list-style: none;
  background: #fff;
  color: #1a2318;
  border-radius: 14px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22), 0 2px 8px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.06);
  z-index: 10060;
  transform-origin: top right;
  opacity: 0;
  transform: translateY(-8px) scale(0.97);
  pointer-events: none;
  transition:
    opacity .26s cubic-bezier(0.16, 1, 0.3, 1),
    transform .3s cubic-bezier(0.16, 1, 0.3, 1);
}
[dir="ltr"] .drb-langdd__menu { transform-origin: top left; }
.drb-langdd.is-open .drb-langdd__menu {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* --- Language items: staggered fade-in on open.
   IMPORTANT: resting opacity is 1 (visible). The entrance animation uses
   `backwards` fill mode so it shows the opacity:0 `from` state only during
   the stagger delay, then resolves to visible. If the animation ever fails to
   fire (older browser, race), items still show — never an empty dropdown. --- */
.drb-langdd__item { opacity: 1; }
.drb-langdd.is-open .drb-langdd__item {
  animation: drbLangItem .42s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}
[dir="ltr"] .drb-langdd.is-open .drb-langdd__item { --drb-stagger: -6px; }
.drb-langdd.is-open .drb-langdd__item:nth-child(1) { animation-delay: .035s; }
.drb-langdd.is-open .drb-langdd__item:nth-child(2) { animation-delay: .07s; }
.drb-langdd.is-open .drb-langdd__item:nth-child(3) { animation-delay: .105s; }
.drb-langdd.is-open .drb-langdd__item:nth-child(4) { animation-delay: .14s; }
.drb-langdd.is-open .drb-langdd__item:nth-child(5) { animation-delay: .175s; }
.drb-langdd.is-open .drb-langdd__item:nth-child(6) { animation-delay: .21s; }
.drb-langdd.is-open .drb-langdd__item:nth-child(7) { animation-delay: .245s; }
.drb-langdd.is-open .drb-langdd__item:nth-child(8) { animation-delay: .28s; }
@keyframes drbLangItem {
  from { opacity: 0; transform: translateX(var(--drb-stagger, 6px)); }
  to   { opacity: 1; transform: none; }
}

.drb-langdd__item a {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.65rem;
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  font-size: 0.88rem;
  font-weight: 500;
  transition: background .18s ease, transform .18s ease, color .18s ease;
}
.drb-langdd__item a:hover,
.drb-langdd__item a:focus-visible {
  background: #E8F3E9;
  transform: translateX(var(--drb-hover, 2px));
  outline: none;
}
[dir="ltr"] .drb-langdd__item a:hover { --drb-hover: -2px; }
.drb-langdd__item a:active { transform: translateX(0) scale(0.99); }
.drb-langdd__item.is-active a {
  background: #E4F0E4;
  font-weight: 700;
  color: #1f5f24;
}
.drb-langdd__check {
  margin-inline-start: auto;
  color: #2F7D32;
  font-weight: 700;
}

@media (max-width: 640px) {
  .drb-langdd__name { display: none; }
  .drb-langdd__menu { min-width: 200px; }
}

/* --- Native light-header surface adaptation (header.php nav) --- */
.drb-native-header__lang .drb-langdd__btn {
  border-color: #dde2dd;
  background: #f3f6f1;
  color: #25272c;
}
.drb-native-header__lang .drb-langdd__btn:hover {
  background: #e4f0e4;
  border-color: #2F7D32;
  color: #28722c;
}
.drb-native-header__lang .drb-langdd.is-open .drb-langdd__btn {
  background: #2F7D32;
  border-color: #2F7D32;
  color: #fff;
}
.drb-native-header__lang { flex: 0 0 auto; }

/* --- Hero specialty badge only (NOT global menu items).
   Do NOT use [class*="backdrop-blur"] — that paints text-shadow on the
   entire React .site-nav and other Tailwind glass utilities. --- */
.hero-specialty-badge,
[data-drb-hero-badge] {
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.45);
}

@media (prefers-reduced-motion: reduce) {
  .drb-langdd__btn,
  .drb-langdd__btn *,
  .drb-langdd__menu,
  .drb-langdd__chev,
  .drb-langdd__item a {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* --- React SPA nav switcher (.drb-langdd--react inside .site-nav) --- */
.site-nav .drb-langdd--react { margin-inline-start: 0.4rem; }
.site-nav .drb-langdd--react .drb-langdd__btn {
  border-color: rgba(47, 125, 50, 0.35);
  background: rgba(47, 125, 50, 0.08);
  color: #28722c;
}
.site-nav .drb-langdd--react .drb-langdd__btn:hover {
  background: #e4f0e4;
  border-color: #2F7D32;
  color: #1f5f24;
}
.site-nav .drb-langdd--react.is-open .drb-langdd__btn {
  background: #2F7D32;
  border-color: #2F7D32;
  color: #fff;
}