x 15px;
            font-size: 16px;
            transition: all 0.3s ease;
            width: 100%;
            background: white;
            cursor: pointer;
        }
        
        .dropdown-input:focus {
            border-color: var(--vietmap-primary);
            box-shadow: 0 0 0 0.2rem rgba(44, 90, 160, 0.25);
            outline: none;
        }
        
        .dropdown-input.open {
            border-bottom-left-radius: 0;
            border-bottom-right-radius: 0;
            border-bottom-