/* ========================================
   DROPDOWN MENU ENHANCEMENT
   Improved appearance, responsiveness, and interactivity
   ======================================== */

/* ===== DROPDOWN TRIGGER ===== */

/* Product dropdown button styling - Refined and professional */
.navbar-nav .dropdown .nav-link.dropdown-toggle {
    position: relative !important;
    padding: 12px 32px 12px 18px !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    border-radius: 6px !important;
    font-weight: 500 !important;
    display: inline-flex !important;
    align-items: center !important;
    vertical-align: middle !important;
}

/* Hide default Bootstrap dropdown arrow */
.navbar-nav .dropdown .nav-link.dropdown-toggle::after {
    display: none !important;
    content: none !important;
    border: none !important;
}

.navbar-nav .dropdown .nav-link.dropdown-toggle:hover {
    background: rgba(26, 77, 190, 0.08) !important;
    color: #1a4dbe !important;
    transform: translateY(-1px) !important;
}

/* Custom dropdown arrow icon using ::before - Refined styling */
.navbar-nav .dropdown .nav-link.dropdown-toggle::before {
    position: absolute !important;
    right: 10px !important;
    top: 50% !important;
    transform: translateY(-50%) rotate(0deg) !important;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    border: none !important;
    content: "\f107" !important;
    font-family: "Font Awesome 5 Free" !important;
    font-weight: 900 !important;
    font-size: 11px !important;
    color: #1a4dbe !important;
    opacity: 0.8 !important;
    width: 14px !important;
    height: 14px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

/* Arrow hover effect */
.navbar-nav .dropdown .nav-link.dropdown-toggle:hover::before {
    opacity: 1 !important;
    color: #1a4dbe !important;
}

/* Rotate arrow when dropdown is open - Smooth animation */
.navbar-nav .dropdown.show .nav-link.dropdown-toggle::before {
    transform: translateY(-50%) rotate(180deg) !important;
    color: #1a4dbe !important;
    opacity: 1 !important;
}

/* Active state for dropdown */
.navbar-nav .dropdown.show .nav-link.dropdown-toggle {
    background: rgba(26, 77, 190, 0.1) !important;
    color: #1a4dbe !important;
}

/* ===== DROPDOWN MENU CONTAINER ===== */

/* Enhanced dropdown menu */
.navbar-nav .dropdown-menu {
    min-width: 280px !important;
    padding: 12px 0 !important;
    margin-top: 8px !important;
    border: none !important;
    border-radius: 12px !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15) !important;
    background: #ffffff !important;
    animation: dropdownSlideIn 0.3s ease !important;
    overflow: hidden !important;
}

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

/* Remove default Bootstrap arrow */
.navbar-nav .dropdown-menu::before {
    display: none !important;
}

/* ===== DROPDOWN ITEMS ===== */

/* Individual dropdown items */
.navbar-nav .dropdown-menu .nav-link {
    padding: 12px 20px !important;
    margin: 0 8px !important;
    border-radius: 8px !important;
    color: #2c3655 !important;
    font-size: 15px !important;
    font-weight: 500 !important;
    transition: all 0.25s ease !important;
    display: flex !important;
    align-items: center !important;
    position: relative !important;
    overflow: hidden !important;
}

/* Hover effect for dropdown items */
.navbar-nav .dropdown-menu .nav-link:hover {
    background: linear-gradient(135deg, #1a4dbe 0%, #2563eb 100%) !important;
    color: #ffffff !important;
    transform: translateX(5px) !important;
    box-shadow: 0 4px 12px rgba(26, 77, 190, 0.25) !important;
}

/* Active dropdown item */
.navbar-nav .dropdown-menu .nav-link.active {
    background: linear-gradient(135deg, #1a4dbe 0%, #2563eb 100%) !important;
    color: #ffffff !important;
    font-weight: 600 !important;
}

/* Add icon before each item */
.navbar-nav .dropdown-menu .nav-link::before {
    content: "\f0da" !important;
    font-family: "Font Awesome 5 Free" !important;
    font-weight: 900 !important;
    margin-right: 10px !important;
    font-size: 12px !important;
    opacity: 0.7 !important;
    transition: all 0.25s ease !important;
}

.navbar-nav .dropdown-menu .nav-link:hover::before {
    opacity: 1 !important;
    margin-right: 12px !important;
}

/* ===== DROPDOWN DIVIDER ===== */

/* Add subtle dividers between items */
.navbar-nav .dropdown-menu .nav-link:not(:last-child)::after {
    content: "" !important;
    position: absolute !important;
    bottom: 0 !important;
    left: 20px !important;
    right: 20px !important;
    height: 1px !important;
    background: linear-gradient(90deg, transparent, #e0e0e0, transparent) !important;
}

.navbar-nav .dropdown-menu .nav-link:hover::after {
    opacity: 0 !important;
}

/* ===== DROPDOWN HEADER (OPTIONAL) ===== */

/* Add a header to dropdown if needed */
.navbar-nav .dropdown-menu .dropdown-header {
    padding: 10px 20px !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    color: #1a4dbe !important;
    letter-spacing: 1px !important;
    background: #f5faff !important;
    margin-bottom: 8px !important;
}

/* ===== RESPONSIVE DROPDOWN ===== */

/* Desktop (≥992px) - Standard dropdown */
@media (min-width: 992px) {
    .navbar-nav .dropdown-menu {
        position: absolute !important;
        top: 100% !important;
        left: 0 !important;
        z-index: 1000 !important;
    }
    
    /* Mega menu style for multiple columns (if needed) */
    .navbar-nav .dropdown-menu.mega-menu {
        min-width: 600px !important;
        padding: 20px !important;
    }
    
    .navbar-nav .dropdown-menu.mega-menu .nav-link {
        width: calc(50% - 16px) !important;
        display: inline-flex !important;
        margin: 4px !important;
    }
}

/* Tablet & Mobile (≤991px) - Full width dropdown */
@media (max-width: 991.98px) {
    .navbar-nav .dropdown {
        width: 100% !important;
    }
    
    .navbar-nav .dropdown .nav-link.dropdown-toggle {
        width: 100% !important;
        text-align: left !important;
        padding: 14px 45px 14px 15px !important;
        border-bottom: 1px solid #f0f0f0 !important;
        border-radius: 0 !important;
        font-size: 16px !important;
        font-weight: 600 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
    }
    
    .navbar-nav .dropdown .nav-link.dropdown-toggle::before {
        right: 15px !important;
        position: relative !important;
        transform: rotate(0deg) !important;
        margin-left: auto !important;
        font-size: 14px !important;
    }
    
    .navbar-nav .dropdown.show .nav-link.dropdown-toggle::before {
        transform: rotate(180deg) !important;
    }
    
    .navbar-nav .dropdown-menu {
        position: static !important;
        width: 100% !important;
        min-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        border-radius: 0 !important;
        box-shadow: none !important;
        background: #f8f9fa !important;
        animation: none !important;
    }
    
    .navbar-nav .dropdown-menu .nav-link {
        padding: 12px 15px 12px 30px !important;
        margin: 0 !important;
        border-radius: 0 !important;
        border-bottom: 1px solid #e0e0e0 !important;
        font-size: 14px !important;
    }
    
    .navbar-nav .dropdown-menu .nav-link:last-child {
        border-bottom: none !important;
    }
    
    .navbar-nav .dropdown-menu .nav-link:hover {
        transform: translateX(8px) !important;
        background: linear-gradient(135deg, #1a4dbe 0%, #2563eb 100%) !important;
    }
    
    /* Nested dropdown indicator */
    .navbar-nav .dropdown-menu .nav-link::before {
        content: "\f105" !important;
        margin-right: 8px !important;
    }
}

/* ===== DROPDOWN BACKDROP (DESKTOP) ===== */

/* Add subtle backdrop when dropdown is open */
@media (min-width: 992px) {
    .navbar-nav .dropdown.show::before {
        content: "" !important;
        position: fixed !important;
        top: 0 !important;
        left: 0 !important;
        right: 0 !important;
        bottom: 0 !important;
        background: rgba(0, 0, 0, 0.02) !important;
        z-index: 999 !important;
        animation: fadeIn 0.3s ease !important;
    }
    
    @keyframes fadeIn {
        from { opacity: 0; }
        to { opacity: 1; }
    }
    
    .navbar-nav .dropdown-menu {
        z-index: 1000 !important;
    }
}

/* ===== DROPDOWN ITEM ICONS (CUSTOM) ===== */

/* Add custom icons for specific items */
.navbar-nav .dropdown-menu .nav-link[href*="fixed-deposit"]::before {
    content: "\f3d1" !important; /* Piggy bank icon */
}

.navbar-nav .dropdown-menu .nav-link[href*="recurring-deposit"]::before {
    content: "\f021" !important; /* Sync icon */
}

.navbar-nav .dropdown-menu .nav-link[href*="daily-deposit"]::before {
    content: "\f073" !important; /* Calendar icon */
}

.navbar-nav .dropdown-menu .nav-link[href*="savings-account"]::before {
    content: "\f4c0" !important; /* Hand holding USD */
}

.navbar-nav .dropdown-menu .nav-link[href*="monthly-income"]::before {
    content: "\f53a" !important; /* Money check icon */
}

.navbar-nav .dropdown-menu .nav-link[href*="loan"]::before {
    content: "\f0d6" !important; /* Money bill icon */
}

/* ===== HOVER EFFECTS ===== */

/* Smooth color transition */
.navbar-nav .dropdown-menu .nav-link {
    background-position: 0% 50% !important;
    background-size: 200% 100% !important;
}

.navbar-nav .dropdown-menu .nav-link:hover {
    background-position: 100% 50% !important;
}

/* ===== ACCESSIBILITY ===== */

/* Focus states for keyboard navigation */
.navbar-nav .dropdown .nav-link.dropdown-toggle:focus {
    outline: 2px solid #1a4dbe !important;
    outline-offset: 2px !important;
    background: rgba(26, 77, 190, 0.08) !important;
}

.navbar-nav .dropdown-menu .nav-link:focus {
    outline: 2px solid #1a4dbe !important;
    outline-offset: -2px !important;
    background: linear-gradient(135deg, #1a4dbe 0%, #2563eb 100%) !important;
    color: #ffffff !important;
}

/* Screen reader only text */
.dropdown-toggle .sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0,0,0,0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* ===== TOUCH OPTIMIZATION ===== */

/* Larger touch targets on mobile */
@media (max-width: 991.98px) {
    .navbar-nav .dropdown .nav-link.dropdown-toggle,
    .navbar-nav .dropdown-menu .nav-link {
        min-height: 48px !important;
        display: flex !important;
        align-items: center !important;
    }
}

/* Prevent double-tap zoom on iOS */
.navbar-nav .dropdown .nav-link.dropdown-toggle,
.navbar-nav .dropdown-menu .nav-link {
    touch-action: manipulation !important;
}

/* ===== LOADING STATE (OPTIONAL) ===== */

/* Show loading state if dropdown content is dynamic */
.navbar-nav .dropdown-menu.loading {
    min-height: 200px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.navbar-nav .dropdown-menu.loading::after {
    content: "" !important;
    width: 30px !important;
    height: 30px !important;
    border: 3px solid #f0f0f0 !important;
    border-top-color: #1a4dbe !important;
    border-radius: 50% !important;
    animation: spin 0.8s linear infinite !important;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ===== DROPDOWN FOOTER (OPTIONAL) ===== */

/* Add a footer with "View All" link */
.navbar-nav .dropdown-menu .dropdown-footer {
    padding: 12px 20px !important;
    margin-top: 8px !important;
    border-top: 1px solid #e0e0e0 !important;
    background: #f8f9fa !important;
}

.navbar-nav .dropdown-menu .dropdown-footer a {
    color: #1a4dbe !important;
    font-weight: 600 !important;
    font-size: 14px !important;
    text-decoration: none !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.navbar-nav .dropdown-menu .dropdown-footer a:hover {
    text-decoration: underline !important;
}

.navbar-nav .dropdown-menu .dropdown-footer a::after {
    content: "\f061" !important;
    font-family: "Font Awesome 5 Free" !important;
    font-weight: 900 !important;
    margin-left: 8px !important;
    font-size: 12px !important;
}

/* ===== PERFORMANCE OPTIMIZATION ===== */

/* GPU acceleration */
.navbar-nav .dropdown-menu,
.navbar-nav .dropdown-menu .nav-link {
    will-change: transform, opacity !important;
    backface-visibility: hidden !important;
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    .navbar-nav .dropdown-menu,
    .navbar-nav .dropdown-menu .nav-link,
    .navbar-nav .dropdown .nav-link.dropdown-toggle::after {
        animation: none !important;
        transition: none !important;
    }
}

/* ===== PRINT STYLES ===== */

@media print {
    .navbar-nav .dropdown-menu {
        position: static !important;
        display: block !important;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
    
    .navbar-nav .dropdown .nav-link.dropdown-toggle::after {
        display: none !important;
    }
}

/* ===== DARK MODE SUPPORT (OPTIONAL) ===== */

@media (prefers-color-scheme: dark) {
    .navbar-nav .dropdown-menu {
        background: #2c3655 !important;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5) !important;
    }
    
    .navbar-nav .dropdown-menu .nav-link {
        color: #ffffff !important;
    }
    
    .navbar-nav .dropdown-menu .nav-link:hover {
        background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%) !important;
    }
    
    .navbar-nav .dropdown-menu .nav-link:not(:last-child)::after {
        background: linear-gradient(90deg, transparent, #4a5568, transparent) !important;
    }
}

/* ===== SPECIAL EFFECTS ===== */

/* Ripple effect on click */
.navbar-nav .dropdown-menu .nav-link {
    position: relative !important;
    overflow: hidden !important;
}

.navbar-nav .dropdown-menu .nav-link::after {
    content: "" !important;
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    width: 0 !important;
    height: 0 !important;
    border-radius: 50% !important;
    background: rgba(255, 255, 255, 0.5) !important;
    transform: translate(-50%, -50%) !important;
    transition: width 0.6s, height 0.6s !important;
}

.navbar-nav .dropdown-menu .nav-link:active::after {
    width: 300px !important;
    height: 300px !important;
}

/* ===== PRODUCT TEXT REFINEMENT ===== */

/* Better text rendering for Product dropdown */
.navbar-nav .dropdown .nav-link.dropdown-toggle {
    -webkit-font-smoothing: antialiased !important;
    -moz-osx-font-smoothing: grayscale !important;
    text-rendering: optimizeLegibility !important;
}

/* Prevent text selection on dropdown toggle */
.navbar-nav .dropdown .nav-link.dropdown-toggle {
    user-select: none !important;
    -webkit-user-select: none !important;
    -moz-user-select: none !important;
}

/* Add subtle shadow on hover for depth */
.navbar-nav .dropdown .nav-link.dropdown-toggle:hover {
    box-shadow: 0 2px 8px rgba(26, 77, 190, 0.1) !important;
}

/* Active/Focus state for accessibility */
.navbar-nav .dropdown .nav-link.dropdown-toggle:focus {
    outline: 2px solid #1a4dbe !important;
    outline-offset: 2px !important;
}

/* ===== FINAL POLISH ===== */

/* Ensure dropdown doesn't overflow viewport */
@media (min-width: 992px) {
    .navbar-nav .dropdown-menu {
        max-height: 80vh !important;
        overflow-y: auto !important;
    }
    
    /* Custom scrollbar */
    .navbar-nav .dropdown-menu::-webkit-scrollbar {
        width: 6px !important;
    }
    
    .navbar-nav .dropdown-menu::-webkit-scrollbar-track {
        background: #f0f0f0 !important;
        border-radius: 3px !important;
    }
    
    .navbar-nav .dropdown-menu::-webkit-scrollbar-thumb {
        background: #1a4dbe !important;
        border-radius: 3px !important;
    }
    
    .navbar-nav .dropdown-menu::-webkit-scrollbar-thumb:hover {
        background: #0d2a6e !important;
    }
    
    /* Smooth dropdown appearance */
    .navbar-nav .dropdown .nav-link.dropdown-toggle {
        position: relative !important;
    }
    
    /* Add indicator line under Product when dropdown is open */
    .navbar-nav .dropdown.show .nav-link.dropdown-toggle {
        border-bottom: 2px solid #1a4dbe !important;
        padding-bottom: 8px !important;
    }

}