/* 全局样式 */
body {
    margin: 0;
    overflow: hidden;
    background-color: #000;
}

canvas {
    display: block;
}

/* 按钮动画 */
@keyframes btn-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(0, 150, 255, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(0, 150, 255, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(0, 150, 255, 0);
    }
}

button:hover {
    animation: btn-pulse 1.5s infinite;
    transform: translateY(-2px);
}

/* lil-gui 组件样式 */
.lil-gui {
    font-family: '微软雅黑', sans-serif;
    backdrop-filter: blur(5px);
}

.lil-gui .controller {
    margin: 8px 0;
    background: rgba(255, 255, 255, 0.1) !important;
}