Prism Fit Block Puzzle Game

Builds a complete block puzzle game in a single HTML file. No libraries or images needed. Drag three shapes onto an 8x8 board and fill rows or columns to clear them. Shapes cannot be rotated, so every placement matters. Includes combo scoring, a clear preview, a shape generator designed to offer sets that can be placed in order, saved best score, sound effects with mute, and touch controls made for phones. Works on mobile and desktop. Easy settings at the top of the code.