:root {
    /* Modern board colors - softer and more elegant */
    --board-light-color: #f0d9b5;
    --board-dark-color: #b58863;
    
    /* Modern highlight with subtle glow effect */
    --board-highlight-color: rgba(155, 199, 0, 0.42);
    --board-highlight-border: rgba(155, 199, 0, 0.8);
    
    /* Modern arrow colors with gradient support */
    --arrow-color-start: rgba(255, 170, 0, 0.85);
    --arrow-color-end: rgba(255, 100, 0, 0.9);
    --arrow-color: rgba(255, 140, 0, 0.87);
    
    /* Arrow styling */
    --arrow-stroke-width: 5;
    --arrow-marker-size: 10;

    --piece-white-king: "♔";
    --piece-white-queen: "♕";
    --piece-white-rook: "♖";
    --piece-white-bishop: "♗";
    --piece-white-knight: "♘";
    --piece-white-pawn: "♙";

    --piece-black-king: "♚";
    --piece-black-queen: "♛";
    --piece-black-rook: "♜";
    --piece-black-bishop: "♝";
    --piece-black-knight: "♞";
    --piece-black-pawn: "♟";
}