/**
 * Split Money - Dropdown Styles
 * CSS cho custom dropdown component
 */

/* ============================================
   DROPDOWN WRAPPER
   ============================================ */
.dropdown-wrapper {
    position: relative;
    display: block;
    width: 100%;
    min-width: 180px;
}

/* ============================================
   DROPDOWN TRIGGER (Button)
   ============================================ */
.dropdown-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    text-align: left;
    color: #1f2937;
    background: linear-gradient(to bottom, #ffffff, #fafafa);
    border: 1.5px solid #e5e7eb;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.dropdown-trigger:hover {
    border-color: #c7d2fe;
    background: linear-gradient(to bottom, #ffffff, #f5f5ff);
}

.dropdown-trigger:focus {
    outline: none;
    border-color: #6366f1;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.12);
}

/* Open state - No more square bottoms */
.dropdown-wrapper.open .dropdown-trigger {
    border-color: #6366f1;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.dropdown-trigger-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dropdown-trigger-icon {
    width: 1rem;
    height: 1rem;
    color: #6b7280;
    transition: transform 0.2s ease;
    flex-shrink: 0;
}

.dropdown-wrapper.open .dropdown-trigger-icon {
    transform: rotate(180deg);
    color: #6366f1;
}

/* Dark mode trigger */
.dark .dropdown-trigger {
    color: #f9fafb;
    background: linear-gradient(to bottom, #1f2937, #1a1f2e);
    border-color: #374151;
}

.dark .dropdown-trigger:hover {
    border-color: #4b5563;
    background: linear-gradient(to bottom, #1f2937, #252d3d);
}

.dark .dropdown-wrapper.open .dropdown-trigger {
    border-color: #818cf8;
}

/* ============================================
   DROPDOWN MENU
   ============================================ */
.dropdown-menu {
    position: absolute;
    top: calc(100% + 6px);
    /* Floating effect */
    left: 0;
    right: 0;
    max-height: 280px;
    overflow-y: auto;
    background-color: #ffffff;
    border: 1.5px solid #eef2ff;
    border-radius: 1rem;
    /* All corners rounded */
    box-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.1),
        0 8px 15px -6px rgba(0, 0, 0, 0.05);
    z-index: 1000;

    /* Hidden by default */
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px) scale(0.95);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.dropdown-wrapper.open .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    animation: dropdownSlideIn 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes dropdownSlideIn {
    from {
        opacity: 0;
        transform: translateY(-12px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes dropdownSlideUp {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Drop-up position adjustments */
.dropdown-wrapper.drop-up .dropdown-menu {
    top: auto;
    bottom: calc(100% + 6px);
    transform: translateY(12px) scale(0.95);
    border-radius: 1rem;
    box-shadow: 0 -15px 35px -5px rgba(0, 0, 0, 0.1),
        0 -8px 15px -6px rgba(0, 0, 0, 0.05);
}

.dropdown-wrapper.drop-up.open .dropdown-menu {
    transform: translateY(0) scale(1);
    animation: dropdownSlideUp 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark mode menu */
.dark .dropdown-menu {
    background-color: #1f2937;
    border-color: #818cf8;
}

/* ============================================
   DROPDOWN ITEMS
   ============================================ */
.dropdown-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    color: #374151;
    cursor: pointer;
    transition: all 0.15s ease;
}

.dropdown-item:first-child {
    border-radius: 0.875rem 0.875rem 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 0.875rem 0.875rem;
}

.dropdown-item:hover,
.dropdown-item.highlighted {
    background-color: #f8fafc;
    color: #4f46e5;
    padding-left: 1.25rem;
}

.dropdown-item.selected {
    background: linear-gradient(135deg, #6366f1, #818cf8);
    color: #ffffff;
    font-weight: 600;
}

.dropdown-item.selected:hover {
    background: linear-gradient(135deg, #4f46e5, #6366f1);
}

/* Dark mode items */
.dark .dropdown-item {
    color: #d1d5db;
}

.dark .dropdown-item:hover,
.dark .dropdown-item.highlighted {
    background-color: #374151;
    color: #f9fafb;
}

.dark .dropdown-item.selected {
    background: linear-gradient(135deg, #4f46e5, #6366f1);
    color: #ffffff;
}

/* Item text */
.dropdown-item-text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Check icon */
.dropdown-item-check {
    width: 1rem;
    height: 1rem;
    color: #6366f1;
    flex-shrink: 0;
    margin-left: 0.5rem;
}

.dark .dropdown-item-check {
    color: #ffffff;
}

/* ============================================
   SCROLLBAR (for long lists)
   ============================================ */
.dropdown-menu::-webkit-scrollbar {
    width: 6px;
}

.dropdown-menu::-webkit-scrollbar-track {
    background: transparent;
}

.dropdown-menu::-webkit-scrollbar-thumb {
    background-color: #d1d5db;
    border-radius: 3px;
}

.dropdown-menu::-webkit-scrollbar-thumb:hover {
    background-color: #9ca3af;
}

.dark .dropdown-menu::-webkit-scrollbar-thumb {
    background-color: #4b5563;
}