body, html {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background: radial-gradient(ellipse at bottom, #1b2735 0%, #090a0f 100%); /* 深邃宇宙背景 */
    font-family: 'Montserrat', sans-serif;
}

#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1; 
    background-color: transparent;
    pointer-events: none;
}

.content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 2;
    color: #ffffff;
    pointer-events: none;
}

/* 移除闪烁效果，只保留文字样式 */
.logo-img {
    height: auto;
    filter: drop-shadow(0 0 15px rgba(0, 255, 249, 0.3)); /* 保持之前的青色发光感 */
    margin-bottom: 10px;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

/* 简单的加载动画 */
.loader {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.loader span {
    width: 6px;
    height: 6px;
    margin: 0 8px;
    background-color: #ffffff;
    border-radius: 50%;
    opacity: 0.6;
    animation: fade 2s infinite ease-in-out both;
}

.loader span:nth-child(1) {
    animation-delay: -0.32s;
}

.loader span:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes fade {
    0%, 80%, 100% {
        opacity: 0;
    }
    40% {
        opacity: 0.8;
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    /* 这里可以添加移动端样式 */
}