Grid vs Flexbox for Responsive Card Galleries

When designing a responsive card gallery in Tailwind CSS, the primary goal is to maintain consistent alignment across multiple rows while allowing the layout to adapt to varying viewport widths.

Using grid grid-cols-1 md:grid-cols-3 ensures a rigid structure where cards align perfectly on both axes, regardless of the content height within individual cards. However, this approach can lead to empty space if the total number of items does not divide evenly by the column count.

Alternatively, using flex flex-wrap with percentage-based widths allows for more fluid distribution and intrinsic sizing. This avoids rigid gaps but may result in a "hanging" final row where the last few cards do not align with the columns above them.

• Which approach is more maintainable for galleries where content length varies significantly?
• Does the rigid alignment of CSS Grid outweigh the fluid wrapping benefits of Flexbox for a standard 3-column responsive layout?