/* Modern Top Navigation Menu Styles */

.menu {
  background: linear-gradient(135deg, #274080 0%, #1e3566 100%);
  box-shadow: 0 4px 20px rgba(39, 64, 128, 0.15);
  position: relative;
  z-index: 100;
  border-radius: 0; /* Full width feel */
}

.menu .menu-nav {
  background: transparent !important;
  padding: 0;
}

.menu .navbar {
  padding: 0;
  position: static; /* Crucial for mega menu positioning */
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 8px;
}

.menu .navbar-nav {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 0;
  flex-wrap: nowrap;
}

/* Desktop Styles */
@media (min-width: 992px) {
  .menu .navbar-nav .nav-item {
    position: static; /* Allows dropdown to be full width relative to .menu */
    margin: 0;
    flex: 1;
    display: flex;
  }

  .menu .navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9);
    font-weight: 500;
    font-size: 15px;
    padding: 24px 16px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 100%;
    white-space: nowrap;
    height: 100%;
    letter-spacing: 0.3px;
    overflow: hidden;
  }

  /* Hover effect for top links */
  .menu .navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: #fff;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.8;
  }

  .menu .navbar-nav .nav-link:hover::before,
  .menu .navbar-nav .nav-item.active .nav-link::before,
  .menu .navbar-nav .nav-link.active::before {
    transform: scaleX(1);
  }

  .menu .navbar-nav .nav-link:hover {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
  }

  .menu .navbar-nav .nav-item.active .nav-link,
  .menu .navbar-nav .nav-link.active {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.12);
  }

  /* Mega Menu Dropdown - The Powerhouse */
  .menu .navbar-nav .dropdown-menu {
    position: absolute;
    left: 0;
    width: 100%;
    top: 100%;
    margin: 0;
    
    /* Container simulation using padding */
    padding: 2.5rem calc((100% - 1320px) / 2);
    
    border: none;
    border-radius: 0 0 16px 16px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px); /* Modern Glassmorphism */
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0,0,0,0.05);
    
    /* Grid Layout */
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 4 columns layout */
    gap: 2rem;
    align-content: start;
    
    /* Animation State */
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px) scale(0.99);
    transform-origin: top center;
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    pointer-events: none;
    z-index: 1000;
  }

  /* Responsive Container Widths for Mega Menu */
  @media (max-width: 1399.98px) {
    .menu .navbar-nav .dropdown-menu {
      padding: 2.5rem calc((100% - 1140px) / 2);
    }
  }

  @media (max-width: 1199.98px) {
    .menu .navbar-nav .dropdown-menu {
      padding: 2.5rem calc((100% - 960px) / 2);
      grid-template-columns: repeat(3, 1fr);
    }
  }

  .menu .navbar-nav .dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }

  /* Mega Menu Items - Card Style */
  .menu .navbar-nav .dropdown-item {
    display: flex;
    align-items: center;
    padding: 1.2rem;
    background: #fff;
    border: 1px solid #f1f5f9;
    border-radius: 12px;
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
    height: 100%;
    min-height: 80px;
    white-space: normal;
    line-height: 1.4;
    color: #475569;
    font-weight: 600;
    font-size: 14px;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
  }

  .menu .navbar-nav .dropdown-item:hover {
    background: #fff;
    border-color: #274080;
    transform: translateY(-4px);
    box-shadow: 0 12px 24px -10px rgba(39, 64, 128, 0.15);
    color: #274080;
    z-index: 1;
  }


  /* Icon placeholder with animation */
  .menu .navbar-nav .dropdown-item::before {
    content: '\f105'; /* Chevron right */
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    margin-right: 16px;
    font-size: 14px;
    color: #cbd5e1;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    background: #f8fafc;
    width: 40px;
    height: 40px;
    min-width: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
  }

  .menu .navbar-nav .dropdown-item:hover::before {
    background: #274080;
    color: #fff;
    transform: rotate(360deg);
  }

  /* Dropdown Toggle Icon */
  .menu .navbar-nav .dropdown-toggle::after {
    content: "\f078";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    border: none;
    vertical-align: middle;
    margin-left: 10px;
    font-size: 10px;
    transition: transform 0.3s ease;
    opacity: 0.6;
  }

  .menu .navbar-nav .dropdown:hover .dropdown-toggle::after {
    transform: rotate(180deg);
    opacity: 1;
  }
}

/* Mobile Menu Styles */
.menu .navbar-toggler {
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  padding: 10px 12px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  margin: 10px 0;
  flex-shrink: 0; /* Prevent burger from shrinking */
}

/* Mobile search field adjustments */
@media (max-width: 991px) {
  .menu .navbar #search {
    flex: 1;
    min-width: 0; /* Allow search to shrink */
    margin: 10px 0;
    padding: 0 8px;
  }
  
  .menu .navbar #search input[type="search"] {
    width: 100%;
    font-size: 14px;
  }
}

.menu .navbar-toggler:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

.menu .navbar-toggler:focus {
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.15);
  outline: none;
}

.menu .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

@media (max-width: 991px) {
  /* Full-screen overlay for mobile menu */
  .menu .navbar-collapse {
    position: fixed;
    inset: 0; /* top:0; right:0; bottom:0; left:0 */
    background: linear-gradient(135deg, #1e3566 0%, #274080 100%);
    z-index: 9999; /* Maximum z-index to be above everything */
    padding: 64px 16px 32px; /* Extra top padding for close button */
    overflow-y: auto;
    height: 100vh;
  }

  /* Close button for mobile menu */
  .menu .mobile-menu-close {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 10000;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
  }

  .menu .mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: rotate(90deg) scale(1.1);
  }

  .menu .mobile-menu-close:active {
    transform: rotate(90deg) scale(0.95);
  }

  /* Reduce fonts and spacing for compact mobile view */
  .menu .navbar-nav {
    justify-content: flex-start;
    flex-direction: column;
    gap: 8px;
    padding-bottom: 16px;
  }

  .menu .navbar-nav .nav-item {
    flex: none;
    width: 100%;
    margin: 0;
    border-radius: 10px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
  }

  .menu .navbar-nav .nav-link {
    color: #ffffff;
    font-weight: 600;
    font-size: 14px; /* reduced font size */
    padding: 12px 14px; /* reduced padding */
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-decoration: none;
  }

  .menu .navbar-nav .nav-link:hover,
  .menu .navbar-nav .nav-item.active .nav-link {
    background-color: rgba(255, 255, 255, 0.16);
    color: #ffffff;
  }

  /* Accordion caret for submenus */
  .menu .navbar-nav .dropdown-toggle::after {
    content: "\f078";
    font-family: "Font Awesome 5 Free";
    font-weight: 900;
    border: none;
    margin-left: 10px;
    font-size: 10px;
    transition: transform 0.25s ease;
  }

  .menu .navbar-nav .dropdown.show .dropdown-toggle::after {
    transform: rotate(180deg);
  }

  /* Accordion panels for submenus */
  .menu .navbar-nav .dropdown-menu {
    position: static;
    display: none;
    padding: 8px 12px 12px 16px;
    margin: 0;
    background: rgba(255, 255, 255, 0.06);
    border-top: 1px solid rgba(255, 255, 255, 0.12);
  }

  .menu .navbar-nav .dropdown.show .dropdown-menu {
    display: block;
    animation: mobileAccordionOpen 0.25s ease;
  }

  @keyframes mobileAccordionOpen {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
  }

  .menu .navbar-nav .dropdown-item {
    color: rgba(255, 255, 255, 0.92);
    padding: 10px 12px;
    font-size: 13px; /* reduced font size */
    border-radius: 8px;
    transition: background-color 0.2s ease, padding 0.2s ease;
    margin-bottom: 6px; /* spacing between accordion items */
  }

  .menu .navbar-nav .dropdown-item:last-child {
    margin-bottom: 0; /* remove margin from last item */
  }

  .menu .navbar-nav .dropdown-item:hover {
    background-color: rgba(255, 255, 255, 0.14);
    padding-left: 16px;
  }

  .menu .navbar-nav .dropdown-item.active {
    background-color: rgba(255, 255, 255, 0.18);
    font-weight: 600;
  }

  /* Optional: close button for full-screen menu (if added in markup) */
  .menu .navbar-collapse .menu-close {
    position: sticky;
    top: 0;
    margin-bottom: 12px;
    display: flex;
    justify-content: flex-end;
  }
}

/* Responsive adjustments */
@media (min-width: 992px) and (max-width: 1200px) {
  .menu .navbar-nav .nav-link {
    font-size: 14px;
    padding: 24px 10px;
  }
  
  .menu .navbar-nav .dropdown-menu {
    grid-template-columns: repeat(3, 1fr); /* 3 columns on smaller screens */
  }
}

/* Extra small phones */
@media (max-width: 380px) {
  .menu .navbar-toggler {
    padding: 8px 10px;
  }
  
  .menu .navbar #search {
    padding: 0 4px;
  }
}