.c49-filter-container {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}
    
.c49-filter-header {
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    border-radius: 8px 8px 0 0;
}
    
.c49-filter-header i {
    font-size: 1.25rem;
}
    
.c49-filter-header h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}
    
.c49-filter-field {
    margin-bottom: 1.5rem;
}
    
.c49-filter-field:last-child {
    margin-bottom: 0;
}
    
.c49-filter-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.95rem;
}
    
.c49-filter-dropdown {
    position: relative;
    width: 100%;
}
    
.c49-filter-dropdown-toggle {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    background: #fff;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
    color: #333;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}
    
.c49-filter-dropdown-toggle:hover {
    border-color: #adb5bd;
}
    
.c49-filter-dropdown-toggle.active {
    border-color: #80bdff;
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}
    
.c49-filter-dropdown-toggle i {
    color: #6c757d;
    font-size: 0.75rem;
    transition: transform 0.2s ease;
}
    
.c49-filter-dropdown-toggle.active i {
    transform: rotate(180deg);
}
    
.c49-filter-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    margin-top: 0.25rem;
    box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.15);
    z-index: 1000;
    display: none;
    max-height: 300px;
    overflow-y: auto;
}
    
.c49-filter-dropdown-menu.active {
    display: block;
}
    
.c49-filter-option {
    padding: 0.75rem 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: background-color 0.15s ease;
}
    
.c49-filter-option input[type="checkbox"] {
    margin: 0;
    cursor: pointer;
}
    
.c49-filter-option label {
    margin: 0;
    cursor: pointer;
    flex: 1;
    user-select: none;
}
    
.c49-filter-selected-text {
    color: #6c757d;
    font-style: italic;
}
    
.c49-filter-selected-text.has-selection {
    font-style: normal;
}
    
.c49-filter-option-group {
    font-weight: 600;
    color: #333;
    padding: 0.5rem 1rem;
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
    font-size: 0.9rem;
    text-transform: uppercase;
}
    
.c49-filter-option-subgroup {
    font-weight: 600;
    color: #495057;
    padding: 0.5rem 1rem 0.5rem 1.5rem;
    background-color: #f1f3f5;
    border-bottom: 1px solid #dee2e6;
    font-size: 0.85rem;
}
    
.c49-filter-option.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}
    
.c49-filter-search-input {
    padding: 0.5rem 1rem;
    border-bottom: 1px solid #dee2e6;
}
    
.c49-filter-search-input input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ced4da6b;
    border-radius: 0.25rem;
    font-size: 0.9rem;
    background-color: transparent;
}

.c49-filter-container .c49-filter-header i {
    position: inherit!important;
}