/* ==========================================================================
   University of Shendi (USH) - Ultra-Premium Academic Mega Menu Stylesheet
   Crafted with State-of-the-Art UI/UX for High-Density University Portals
   ========================================================================== */

/* 1. Main Navigation Bar (Positioned Under Logo) */
.ush-main-nav-bar {
  background: linear-gradient(180deg, #0D2C54 0%, #071C35 100%);
  box-shadow: 0 6px 20px rgba(13, 44, 84, 0.28);
  border-bottom: 3px solid #C69214;
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 998;
  width: 100%;
}

.ush-main-nav-bar .ush-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative; /* Anchors the full-width Mega Menu */
}

.ush-main-nav {
  display: flex;
  align-items: center;
  width: 100%;
}

.ush-nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
  width: 100%;
}

.ush-nav-item,
.ush-nav-list > li {
  position: relative; /* Default relative for standard dropdown submenus */
}

.ush-nav-item.has-mega-menu,
.ush-nav-list > li.has-mega-menu,
.ush-nav-list > li.mega-menu {
  position: static; /* Allows Mega Menu to span the entire 100% container width */
}

.ush-nav-link,
.ush-nav-list > li > a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 14px 12px;
  color: #FFFFFF;
  font-weight: 700;
  font-size: 0.90rem;
  text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
}

.ush-nav-link i.dashicons,
.ush-nav-link i.mdi,
.ush-nav-list > li > a i.dashicons {
  font-size: 1.05rem;
  color: #DFAC2D;
  transition: transform 0.25s ease;
}

.ush-nav-link:hover,
.ush-nav-link.active,
.ush-nav-item:hover > .ush-nav-link,
.ush-nav-item.active > .ush-nav-link,
.ush-nav-list > li:hover > a,
.ush-nav-list > li.current-menu-item > a,
.ush-nav-list > li.current-menu-ancestor > a {
  color: #DFAC2D;
  background-color: rgba(255, 255, 255, 0.1);
  border-bottom-color: #DFAC2D;
}

.ush-nav-item:hover > .ush-nav-link i.dashicons-arrow-down-alt2,
.ush-nav-item:hover > .ush-nav-link i.mdi-chevron-down,
.ush-nav-list > li:hover > a i.dashicons-arrow-down-alt2 {
  transform: rotate(180deg);
}

/* Responsive Desktop Navbar Spacing for High-Density Nav Items */
@media (min-width: 1025px) and (max-width: 1366px) {
  .ush-nav-link,
  .ush-nav-list > li > a {
    padding: 12px 8px;
    font-size: 0.82rem;
    gap: 4px;
  }
  .ush-nav-link i.dashicons,
  .ush-nav-link i.mdi {
    font-size: 0.92rem;
  }
}

@media (min-width: 1025px) and (max-width: 1180px) {
  .ush-nav-link,
  .ush-nav-list > li > a {
    padding: 10px 5px;
    font-size: 0.76rem;
    gap: 2px;
  }
}

/* ==========================================================================
   1.1 Standard Dropdown Menus (Fix for Sub-Links Appearing Side-by-Side)
   ========================================================================== */
.ush-nav-list .sub-menu,
.ush-nav-list ul.sub-menu,
.ush-dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  right: 0;
  min-width: 250px;
  max-height: calc(85vh - 70px);
  overflow-y: auto;
  background: #FFFFFF;
  box-shadow: 0 18px 40px rgba(13, 44, 84, 0.22), 0 2px 6px rgba(0, 0, 0, 0.08);
  border-radius: 0 0 10px 10px;
  border: 1px solid #E2E8F0;
  border-top: 3px solid #C69214;
  padding: 8px 0;
  margin: 0;
  list-style: none;
  z-index: 1001;
  animation: ushDropdownFadeIn 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.ush-nav-list .sub-menu::-webkit-scrollbar,
.ush-mega-container::-webkit-scrollbar {
  width: 5px;
}
.ush-nav-list .sub-menu::-webkit-scrollbar-track,
.ush-mega-container::-webkit-scrollbar-track {
  background: #F1F5F9;
}
.ush-nav-list .sub-menu::-webkit-scrollbar-thumb,
.ush-mega-container::-webkit-scrollbar-thumb {
  background: #CBD5E1;
  border-radius: 4px;
}
.ush-nav-list .sub-menu::-webkit-scrollbar-thumb:hover,
.ush-mega-container::-webkit-scrollbar-thumb:hover {
  background: #94A3B8;
}

[dir="ltr"] .ush-nav-list .sub-menu,
[dir="ltr"] .ush-nav-list ul.sub-menu,
[dir="ltr"] .ush-dropdown-menu {
  right: auto;
  left: 0;
}

.ush-nav-list li:hover > .sub-menu,
.ush-nav-list li:hover > ul.sub-menu,
.ush-nav-list li:hover > .ush-dropdown-menu,
.ush-nav-list li:focus-within > .sub-menu,
.ush-nav-list li.focus > .sub-menu {
  display: block;
}

@keyframes ushDropdownFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ush-nav-list .sub-menu li,
.ush-nav-list ul.sub-menu li,
.ush-dropdown-menu li {
  display: block;
  position: relative;
  width: 100%;
  margin: 0;
  padding: 0;
}

.ush-nav-list .sub-menu li a,
.ush-nav-list ul.sub-menu li a,
.ush-dropdown-menu li a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  color: #1E293B;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid #F1F5F9;
  background: #FFFFFF;
  transition: all 0.18s ease;
  white-space: nowrap;
}

.ush-nav-list .sub-menu li:last-child a,
.ush-nav-list ul.sub-menu li:last-child a,
.ush-dropdown-menu li:last-child a {
  border-bottom: none;
}

.ush-nav-list .sub-menu li a:hover,
.ush-nav-list ul.sub-menu li a:hover,
.ush-dropdown-menu li a:hover {
  background-color: #F8FAFC;
  color: #0D2C54;
  padding-right: 24px;
  font-weight: 700;
}

[dir="ltr"] .ush-nav-list .sub-menu li a:hover,
[dir="ltr"] .ush-nav-list ul.sub-menu li a:hover,
[dir="ltr"] .ush-dropdown-menu li a:hover {
  padding-right: 20px;
  padding-left: 24px;
}

/* Multi-level nested dropdowns (Flyout) */
.ush-nav-list .sub-menu .sub-menu {
  top: 0;
  right: 100%;
  left: auto;
  border-radius: 8px;
  border-top: 1px solid #E2E8F0;
  border-right: 3px solid #C69214;
}

[dir="ltr"] .ush-nav-list .sub-menu .sub-menu {
  right: auto;
  left: 100%;
  border-right: 1px solid #E2E8F0;
  border-left: 3px solid #C69214;
}

/* Highlighted Student Portal Link */
.ush-nav-link.ush-nav-highlight {
  background: rgba(198, 146, 20, 0.25);
  color: #DFAC2D;
  border-radius: 6px 6px 0 0;
}

.ush-nav-link.ush-nav-highlight:hover {
  background: #C69214;
  color: #071C35;
  border-bottom-color: #071C35;
}

.ush-nav-link.ush-nav-highlight:hover i.dashicons,
.ush-nav-link.ush-nav-highlight:hover i.mdi {
  color: #071C35;
}

/* ==========================================================================
   2. Full-Width Ultra-Crisp Mega Menu Dropdown Container
   ========================================================================== */
.ush-mega-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  width: 100%;
  background: #ffffff;
  box-shadow: 0 25px 60px -15px rgba(13, 44, 84, 0.28), 0 0 1px rgba(0, 0, 0, 0.12);
  border-radius: 0 0 16px 16px;
  border: 1px solid #E2E8F0;
  border-top: 4px solid #C69214;
  padding: 32px 36px;
  z-index: 1000;
  animation: ushMegaFadeIn 0.24s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes ushMegaFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ush-nav-item:hover .ush-mega-menu,
.ush-nav-list > li.has-mega-menu:hover .ush-mega-menu,
.ush-nav-list > li.mega-menu:hover .ush-mega-menu {
  display: block;
}

/* Multi-Column High-Density Grid */
.ush-mega-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  gap: 16px 24px;
  align-items: stretch;
  max-height: 75vh;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.ush-mega-container.cols-3,
.ush-mega-container.cols-3.no-card {
  grid-template-columns: 1fr 1fr 1fr;
}

.ush-mega-container.cols-4 {
  grid-template-columns: 1fr 1fr 1fr 1.2fr;
}

.ush-mega-container.cols-4.no-card {
  grid-template-columns: 1fr 1fr 1fr 1fr;
}

.ush-mega-container.cols-5 {
  grid-template-columns: 1fr 1fr 1fr 1fr 1.3fr;
}

.ush-mega-container.cols-5.no-card {
  grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
}

/* Individual Column */
.ush-mega-col {
  display: flex;
  flex-direction: column;
  border-left: 1px solid #EEF2F6;
  padding-left: 20px;
}

[dir="rtl"] .ush-mega-col {
  border-left: none;
  border-right: 1px solid #EEF2F6;
  padding-left: 0;
  padding-right: 20px;
}

.ush-mega-col:last-child {
  border-left: none;
  border-right: none;
  padding-left: 0;
  padding-right: 0;
}

/* Direct Single-Link Column (Flat Lists of Links) */
.ush-mega-col.ush-mega-col-item {
  border-left: none !important;
  border-right: none !important;
  padding-left: 0 !important;
  padding-right: 0 !important;
}

.ush-mega-link-direct {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  color: #1E293B;
  font-size: 0.88rem;
  font-weight: 700;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.18s ease;
  line-height: 1.35;
  height: 100%;
}

.ush-mega-link-direct:hover {
  background-color: #EFF6FF;
  border-color: #BFDBFE;
  color: #0D2C54;
  transform: translateX(-3px);
  box-shadow: 0 4px 12px rgba(13, 44, 84, 0.08);
}

[dir="ltr"] .ush-mega-link-direct:hover {
  transform: translateX(3px);
}

.ush-mega-link-direct i.dashicons {
  color: #9E740C;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.ush-mega-heading {
  font-size: 1rem;
  font-weight: 800;
  color: #0D2C54;
  padding-bottom: 10px;
  margin-bottom: 14px;
  border-bottom: 2px solid #E2E8F0;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.2px;
}

.ush-mega-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin: 0;
  padding: 0;
}

.ush-mega-links li {
  margin: 0;
}

.ush-mega-links a {
  color: #334155;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 8px;
  transition: all 0.18s ease;
  line-height: 1.45;
}

.ush-mega-links a:hover {
  color: #0D2C54;
  background-color: #F1F5F9;
  transform: translateX(-4px);
  font-weight: 700;
}

[dir="ltr"] .ush-mega-links a:hover {
  transform: translateX(4px);
}

/* Badge Tags Inside Mega Links */
.ush-col-badge {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 2px 8px;
  border-radius: 12px;
  background: #EFF6FF;
  color: #1D4ED8;
  border: 1px solid #DBEAFE;
}

.ush-col-badge.gold {
  background: #FEF3C7;
  color: #92400E;
  border-color: #FDE68A;
}

.ush-col-badge.green {
  background: #D1FAE5;
  color: #065F46;
  border-color: #A7F3D0;
}

/* 3. Featured Mega Card */
.ush-mega-card {
  background: linear-gradient(135deg, #0D2C54 0%, #1A467C 55%, #0F766E 100%);
  color: #fff;
  border-radius: 14px;
  padding: 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border: 1px solid rgba(198, 146, 20, 0.4);
  box-shadow: 0 10px 25px rgba(13, 44, 84, 0.22);
}

.ush-mega-card h4 {
  color: #DFAC2D;
  font-size: 1.22rem;
  margin: 12px 0 8px;
  font-weight: 800;
}

.ush-mega-card p {
  font-size: 0.86rem;
  opacity: 0.94;
  line-height: 1.6;
  margin-bottom: 18px;
  color: #E2E8F0;
}

.ush-mega-card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 18px;
  background: rgba(255, 255, 255, 0.1);
  padding: 12px;
  border-radius: 10px;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

.ush-mega-stat-item {
  text-align: center;
}

.ush-mega-stat-item strong {
  display: block;
  color: #DFAC2D;
  font-size: 1.25rem;
  font-weight: 900;
}

.ush-mega-stat-item span {
  font-size: 0.75rem;
  color: #E2E8F0;
  font-weight: 600;
}

/* ==========================================================================
   4. Mobile Menu Drawer & Accordion Dropdowns
   ========================================================================== */
.ush-mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 40px;
  height: 40px;
  background: #F1F5F9;
  border: 1px solid #CBD5E1;
  border-radius: 8px;
  padding: 8px 9px;
  cursor: pointer;
  transition: all 0.2s ease;
  z-index: 1001;
}

.ush-mobile-toggle span {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: #0D2C54;
  border-radius: 2px;
  transition: all 0.25s ease;
}

.ush-mobile-toggle:hover {
  background-color: #DFAC2D;
  border-color: #C69214;
}

.ush-mobile-toggle:hover span {
  background-color: #071C35;
}

/* Mobile Drawer Container */
.ush-mobile-menu-drawer {
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  width: 88%;
  max-width: 400px;
  height: 100vh;
  height: 100dvh;
  min-height: -webkit-fill-available;
  background: #ffffff;
  z-index: 10000;
  box-shadow: -10px 0 35px rgba(13, 44, 84, 0.3);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  transition: transform 0.32s cubic-bezier(0.16, 1, 0.3, 1);
  transform: translateX(100%);
  display: flex;
  flex-direction: column;
}

[dir="ltr"] .ush-mobile-menu-drawer {
  right: auto;
  left: 0;
  transform: translateX(-100%);
  box-shadow: 10px 0 35px rgba(13, 44, 84, 0.3);
}

.ush-mobile-menu-drawer.open {
  transform: translateX(0) !important;
}

.ush-mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(7, 28, 53, 0.72);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.ush-mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

/* Drawer Header */
.ush-mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 20px;
  background: #F8FAFC;
  border-bottom: 2px solid #E2E8F0;
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: 10;
}

.ush-mobile-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ush-mobile-close {
  background: #E2E8F0;
  border: none;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.5rem;
  line-height: 1;
  color: #0D2C54;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.ush-mobile-close:hover {
  background: #EF4444;
  color: #ffffff;
}

/* Mobile Search Box */
.ush-mobile-search {
  padding: 16px;
  background: #FFFFFF;
}

.ush-mobile-search-form {
  display: flex;
  align-items: center;
  background: #F1F5F9;
  border: 1px solid #CBD5E1;
  border-radius: 8px;
  overflow: hidden;
}

.ush-mobile-search-form input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 10px 14px;
  font-family: inherit;
  font-size: 0.9rem;
  outline: none;
  color: #1E293B;
}

.ush-mobile-search-form button {
  border: none;
  background: #0D2C54;
  color: #DFAC2D;
  padding: 10px 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Mobile Nav List */
.ush-mobile-nav {
  flex: 1;
  padding: 0 16px 20px;
}

.ush-mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.ush-mobile-item {
  border-radius: 8px;
  overflow: hidden;
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  transition: all 0.2s ease;
}

.ush-mobile-item.active {
  border-color: #CBD5E1;
  box-shadow: 0 2px 6px rgba(13, 44, 84, 0.05);
}

.ush-mobile-link-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ush-mobile-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  color: #0D2C54;
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
  flex: 1;
  transition: background 0.15s ease, color 0.15s ease;
}

.ush-mobile-link:hover {
  color: #C69214;
}

.ush-mobile-link i.dashicons,
.ush-mobile-link i.mdi {
  color: #DFAC2D;
  font-size: 1.15rem;
  line-height: 1;
}

.ush-mobile-item.ush-mobile-item-highlight {
  background: #FEF3C7;
  border-color: #DFAC2D;
}

.ush-mobile-item.ush-mobile-item-highlight .ush-mobile-link {
  color: #92400E;
}

.ush-mobile-sub-toggle {
  background: transparent;
  border: none;
  padding: 12px 16px;
  cursor: pointer;
  color: #64748B;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), color 0.2s ease;
  outline: none;
}

.ush-mobile-sub-toggle i.dashicons,
.ush-mobile-sub-toggle i.mdi {
  font-size: 1.1rem;
  line-height: 1;
}

.ush-mobile-has-sub.active > .ush-mobile-link-wrap > .ush-mobile-sub-toggle {
  transform: rotate(180deg);
  color: #C69214;
}

/* Accordion Submenus & Multi-Level Nesting */
.ush-mobile-submenu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: none;
  background: #FFFFFF;
  border-top: 1px solid #E2E8F0;
  animation: ushMobileSubFade 0.2s ease-out;
}

@keyframes ushMobileSubFade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.ush-mobile-has-sub.active > .ush-mobile-submenu {
  display: block;
}

.ush-mobile-sub-group-title {
  padding: 10px 14px 4px;
  font-size: 0.8rem;
  font-weight: 800;
  color: #9E740C;
  background: #F1F5F9;
  border-top: 1px solid #E2E8F0;
}

.ush-mobile-submenu li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  color: #334155;
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid #F1F5F9;
  transition: background 0.15s ease, color 0.15s ease;
}

.ush-mobile-submenu li a i.dashicons,
.ush-mobile-submenu li a i.mdi {
  font-size: 0.85rem;
  color: #94A3B8;
  line-height: 1;
}

.ush-mobile-submenu li a:hover {
  background-color: #EFF6FF;
  color: #0D2C54;
  font-weight: 700;
}

.ush-mobile-submenu li a:hover i.dashicons,
.ush-mobile-submenu li a:hover i.mdi {
  color: #DFAC2D;
}

/* Nested Submenu Levels Hierarchy */
.ush-mobile-submenu.ush-mobile-sub-lvl-1 {
  background: #F8FAFC;
  border-right: 3px solid #DFAC2D;
  padding-right: 8px;
}

[dir="ltr"] .ush-mobile-submenu.ush-mobile-sub-lvl-1 {
  border-right: none;
  border-left: 3px solid #DFAC2D;
  padding-right: 0;
  padding-left: 8px;
}

.ush-mobile-submenu.ush-mobile-sub-lvl-2 {
  background: #F1F5F9;
  border-right: 2px solid #94A3B8;
  padding-right: 12px;
}

[dir="ltr"] .ush-mobile-submenu.ush-mobile-sub-lvl-2 {
  border-right: none;
  border-left: 2px solid #94A3B8;
  padding-right: 0;
  padding-left: 12px;
}

.ush-mobile-submenu.ush-mobile-sub-lvl-2 li a {
  font-size: 0.84rem;
  padding: 8px 14px;
}

[dir="ltr"] .ush-mobile-submenu.ush-mobile-sub-lvl-1 {
  padding-right: 0;
  padding-left: 14px;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
  .ush-main-nav-bar {
    display: none !important;
  }
  .ush-mobile-toggle {
    display: flex !important;
  }
  .ush-header-actions .ush-cta-admission {
    display: none !important;
  }
}

@media (max-width: 640px) {
  .ush-mobile-menu-drawer {
    width: 90% !important;
    max-width: 360px !important;
  }
  .ush-brand-text .ush-brand-title {
    font-size: 1.25rem !important;
  }
  .ush-brand-text .ush-brand-sub,
  .ush-brand-text .ush-brand-motto {
    display: none !important;
  }
  .ush-logo-img {
    height: 46px !important;
  }
}

@media (max-width: 360px) {
  .ush-mobile-menu-drawer {
    width: 95% !important;
    max-width: 310px !important;
  }
  .ush-mobile-lang-btn {
    padding: 2px 4px;
    font-size: 0.7rem;
  }
}