/* ==========================================================================
   Gisela English Medium High School - Navbar Dropdown Navigation System
   ========================================================================== */

/* Ensure anchor targets aren't covered by sticky navbar */
html {
  scroll-padding-top: 88px;
}

/* Dropdown Container */
.nav-dropdown-item {
  position: relative;
  display: inline-flex;
  align-items: center;
}

/* Dropdown Trigger Button */
.nav-dropdown-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.65rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #475569;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-dropdown-trigger:hover,
.nav-dropdown-item:hover > .nav-dropdown-trigger,
.nav-dropdown-item:focus-within > .nav-dropdown-trigger,
.nav-dropdown-trigger[aria-expanded="true"] {
  color: #1f6b4b;
  background: rgba(237, 247, 240, 0.75);
}

.nav-dropdown-arrow {
  width: 0.875rem;
  height: 0.875rem;
  color: #94a3b8;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1), color 0.2s ease;
}

.nav-dropdown-item:hover .nav-dropdown-arrow,
.nav-dropdown-item:focus-within .nav-dropdown-arrow,
.nav-dropdown-trigger[aria-expanded="true"] .nav-dropdown-arrow {
  transform: rotate(180deg);
  color: #1f6b4b;
}

/* Dropdown Menu Panel */
.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  padding-top: 0.65rem;
  z-index: 60;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px) scale(0.98);
  transform-origin: top left;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
  pointer-events: none;
}

/* Show on Hover, Focus-Within, or when explicitly active/expanded */
.nav-dropdown-item:hover > .nav-dropdown-menu,
.nav-dropdown-item:focus-within > .nav-dropdown-menu,
.nav-dropdown-item.is-open > .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Right-align dropdown if near screen edge */
.nav-dropdown-item.dropdown-align-right .nav-dropdown-menu {
  left: auto;
  right: 0;
  transform-origin: top right;
}

/* Inner Card Container */
.dropdown-card {
  width: 17.5rem;
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid rgba(16, 47, 36, 0.1);
  box-shadow: 0 20px 45px rgba(16, 47, 36, 0.12), 0 4px 14px rgba(16, 47, 36, 0.04);
  padding: 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

/* Dropdown Menu Header / Pill */
.dropdown-header {
  padding: 0.4rem 0.75rem 0.25rem;
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #1f6b4b;
  border-bottom: 1px solid rgba(16, 47, 36, 0.06);
  margin-bottom: 0.25rem;
}

/* Individual Dropdown Item */
.dropdown-link {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.6rem 0.75rem;
  border-radius: 0.85rem;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
  color: #12221b;
}

.dropdown-link:hover,
.dropdown-link:focus-visible {
  background: #edf7f0;
  transform: translateX(3px);
}

.dropdown-icon {
  flex-shrink: 0;
  width: 2rem;
  height: 2rem;
  border-radius: 0.65rem;
  background: #edf7f0;
  color: #1f6b4b;
  display: grid;
  place-items: center;
  margin-top: 0.1rem;
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.dropdown-link:hover .dropdown-icon,
.dropdown-link:focus-visible .dropdown-icon {
  background: #1f6b4b;
  color: #ffffff;
  transform: scale(1.05);
}

.dropdown-item-body {
  min-width: 0;
  flex: 1;
}

.dropdown-item-title {
  font-weight: 700;
  font-size: 0.85rem;
  line-height: 1.25;
  color: #1e293b;
  transition: color 0.2s ease;
}

.dropdown-link:hover .dropdown-item-title,
.dropdown-link:focus-visible .dropdown-item-title {
  color: #1f6b4b;
}

.dropdown-item-desc {
  font-size: 0.72rem;
  line-height: 1.35;
  color: #64748b;
  margin-top: 0.15rem;
}

/* Dropdown Footer CTA */
.dropdown-footer {
  margin-top: 0.35rem;
  padding: 0.5rem 0.75rem;
  border-top: 1px solid rgba(16, 47, 36, 0.06);
  background: rgba(237, 247, 240, 0.5);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.72rem;
  font-weight: 700;
  color: #1f6b4b;
  text-decoration: none;
  transition: background 0.2s ease;
}

.dropdown-footer:hover {
  background: #edf7f0;
}

/* ==========================================================================
   Mobile Navigation Drawer Accordion Dropdowns
   ========================================================================== */
.mobile-nav-group {
  border-radius: 0.85rem;
  border: 1px solid #e2e8e5;
  overflow: hidden;
  margin-bottom: 0.45rem;
  background: #ffffff;
  transition: border-color 0.2s ease;
}

.mobile-nav-group[open] {
  border-color: rgba(31, 107, 75, 0.35);
  box-shadow: 0 4px 15px rgba(16, 47, 36, 0.05);
}

.mobile-nav-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.95rem;
  font-weight: 700;
  font-size: 0.925rem;
  color: #1e293b;
  cursor: pointer;
  list-style: none;
  transition: background 0.2s ease, color 0.2s ease;
  user-select: none;
}

.mobile-nav-summary::-webkit-details-marker {
  display: none;
}

.mobile-nav-summary:hover,
.mobile-nav-group[open] > .mobile-nav-summary {
  background: #edf7f0;
  color: #1f6b4b;
}

.mobile-summary-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.mobile-summary-icon {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0.55rem;
  background: #edf7f0;
  color: #1f6b4b;
  display: grid;
  place-items: center;
  transition: background 0.2s ease;
}

.mobile-nav-group[open] .mobile-summary-icon {
  background: #1f6b4b;
  color: #ffffff;
}

.mobile-chevron {
  width: 1rem;
  height: 1rem;
  color: #94a3b8;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.mobile-nav-group[open] .mobile-chevron {
  transform: rotate(180deg);
  color: #1f6b4b;
}

.mobile-dropdown-content {
  background: #f8faf9;
  padding: 0.5rem 0.75rem 0.65rem;
  border-top: 1px solid rgba(16, 47, 36, 0.06);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mobile-sub-link {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.55rem 0.65rem;
  border-radius: 0.65rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #475569;
  text-decoration: none;
  transition: all 0.18s ease;
}

.mobile-sub-link:hover,
.mobile-sub-link:focus-visible {
  background: #ffffff;
  color: #1f6b4b;
  padding-left: 0.85rem;
  box-shadow: 0 2px 8px rgba(16, 47, 36, 0.04);
}

.mobile-sub-bullet {
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 9999px;
  background: #d9aa45;
  flex-shrink: 0;
}

/* Reduced Motion Safety */
@media (prefers-reduced-motion: reduce) {
  .nav-dropdown-menu,
  .nav-dropdown-arrow,
  .mobile-chevron,
  .dropdown-link,
  .mobile-sub-link,
  .lang-emblem-img {
    transition: none !important;
    animation: none !important;
  }
}

/* ==========================================================================
   Language Selector & Counter-Clockwise (Anticlock) Animation
   ========================================================================== */
.lang-dropdown-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.lang-emblem-wrap {
  position: relative;
  width: 24px;
  height: 24px;
  border-radius: 9999px;
  background: #061510;
  border: 1.5px solid #d9aa45;
  display: grid;
  place-items: center;
  overflow: hidden;
  box-shadow: 0 0 10px rgba(217, 170, 69, 0.4);
  flex-shrink: 0;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

#langSelectorBtn:hover .lang-emblem-wrap {
  transform: scale(1.08);
  box-shadow: 0 0 14px rgba(217, 170, 69, 0.65);
}

.lang-emblem-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.65s cubic-bezier(0.34, 1.56, 0.64, 1);
  will-change: transform;
}

/* Targeted rotation angles pointing to active script */
.lang-emblem-img[data-active-lang="bn"] {
  transform: rotate(0deg);    /* Points to অ (Bengali) */
}
.lang-emblem-img[data-active-lang="en"] {
  transform: rotate(-90deg);  /* Points to A (English) */
}
.lang-emblem-img[data-active-lang="kb"] {
  transform: rotate(-180deg); /* Points to ক (Kokborok) */
}
.lang-emblem-img[data-active-lang="hi"] {
  transform: rotate(-270deg); /* Points to अ (Hindi) */
}

/* Counter-clockwise (anticlock) spin keyframes triggered upon switching */
@keyframes spin-anticlock-360 {
  0% {
    transform: rotate(0deg) scale(0.9);
    filter: drop-shadow(0 0 3px #d9aa45);
  }
  45% {
    transform: rotate(-180deg) scale(1.22);
    filter: drop-shadow(0 0 14px #f0c96c);
  }
  100% {
    transform: rotate(-360deg) scale(1);
    filter: drop-shadow(0 0 6px #d9aa45);
  }
}

.lang-emblem-img.anticlock-animating {
  animation: spin-anticlock-360 0.68s cubic-bezier(0.2, 0.8, 0.2, 1) forwards !important;
}

.lang-dropdown-wrap.is-open .lang-chevron {
  transform: rotate(180deg);
}

.lang-opt-btn.is-active {
  background: #edf7f0;
}
.lang-opt-btn.is-active .lang-check {
  display: grid !important;
}