.game-container{padding:30px 0;}
.game-top-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;}
.game-board-wrap{display:flex;justify-content:center;perspective:1100px;}
#gameBoard{display:grid;grid-template-columns:repeat(8,60px);gap:4px;}
.tile{
    width:60px;height:60px;
    transform-style:preserve-3d;
    transform:rotateX(8deg);
    border-radius:10px;
    cursor:pointer;
    position:relative;
    box-shadow:0 4px 12px rgba(0,0,0,0.45);
    transition:transform 0.18s ease;
}
.tile:active{transform:rotateX(8deg) scale(0.92);}
.tile.selected{outline:3px solid #ffffff;}
/* 方块3D配色 */
.tile.type1{background:linear-gradient(135deg,#f87171,#dc2626);}
.tile.type2{background:linear-gradient(135deg,#60a5fa,#2563eb);}
.tile.type3{background:linear-gradient(135deg,#4ade80,#16a34a);}
.tile.type4{background:linear-gradient(135deg,#facc15,#ca8a04);}
.tile.type5{background:linear-gradient(135deg,#c084fc,#9333ea);}
.tile.type6{background:linear-gradient(135deg,#fb923c,#ea580c);}
.tile.block-ice{filter:brightness(1.4);border:3px solid #a5f3fc;}
.tile.block-iron{background:#475569;}

/* 道具栏 */
.toolbar{display:flex;gap:14px;margin:20px auto;justify-content:center;}
.tool-item{padding:10px 16px;background:rgba(255,255,255,0.1);border-radius:8px;cursor:pointer;border:1px solid rgba(255,255,255,0.15);}
.tool-item.active{border-color:#4ade80;background:rgba(74,222,128,0.15);}

/* 粒子特效容器 */
#particleCanvas{position:absolute;pointer-events:none;z-index:10;}