/* src/css/particles.css */
/* 粒子效果样式 */

.background-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: .3;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, .6);
    box-shadow: 0 0 10px rgba(255, 255, 255, .8);
    animation: float 15s linear infinite;
}

@keyframes float {
    0% {
        transform: translateY(100vh);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: .8;
    }
    100% {
        transform: translateY(-100px) translateX(50px);
        opacity: 0;
    }
}