For a wedding special Bandhgala Jodhpuri suit with black pants, you can consider the following design elements that are trending:

1. Trendding Design Bandhgala Jodhpuri Suit : Opt for high-quality fabrics such as silk, velvet, or brocade for a lavish and sophisticated look. These fabrics have a rich texture and drape beautifully, enhancing the elegance of the suit.
2. Intricate Embroidery: Choose elaborate embroidery work on the collar, cuffs, and front panels of the Bandhgala jacket. Consider motifs like floral patterns, intricate designs, or even embellishments like crystals or sequins to add a touch of glamour.
3. Contrasting Colors: While black pants are a classic choice, you can create visual interest by opting for a contrasting colored Bandhgala jacket. Colors like deep maroon, royal blue, or emerald green can complement black pants and create a striking ensemble.
4. Detailed Buttons: Pay attention to the buttons on the jacket. Look for ornate buttons made of metals like gold, silver, or brass. These decorative buttons can add a luxurious touch to your outfit.
5. Fit and Tailoring: Ensure that the suit is well-fitted and tailored to your measurements. A perfectly tailored Bandhgala Jodhpuri suit enhances your silhouette and adds to the overall elegance of your ensemble.
6. Accessories: Complete your wedding look with complementary accessories. Consider wearing a pocket square in a coordinating color or pattern. You can also add a statement brooch or a designer lapel pin to further elevate your outfit.
7. Footwear: Choose a pair of formal shoes that match the style and color of your Bandhgala Jodhpuri suit. Classic options include black or brown leather shoes, but you can also experiment with bold colors or textured finishes to make a statement.

Remember, these design elements are based on current trends, but personal preferences and the specific occasion should also be taken into consideration. Consulting with a fashion designer or exploring the latest collections from renowned designers can provide further inspiration for your wedding special Bandhgala Jodhpuri suit.