/* 二次元背景样式 */
body {
    background: url('https://img.zcool.cn/community/01772d5e62f428a80120a895d8f925.jpg') center/cover fixed no-repeat;
    background-color: #1a1a2e;
}

.page-wrapper {
    position: relative;
    min-height: 100vh;
    background: rgba(26, 26, 46, 0.85);
    backdrop-filter: blur(10px);
}

.section-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.2;
    transition: opacity 0.3s ease;
}

#heritage {
    background: url('https://img.zcool.cn/community/01d6c65e62f428a80120a895c0c926.jpg') center/cover fixed no-repeat;
}

#culture {
    background: url('https://img.zcool.cn/community/01639e5e62f428a80120a895d02388.jpg') center/cover fixed no-repeat;
}

#impact {
    background: url('https://img.zcool.cn/community/0133c85e62f428a80120a895f9800c.jpg') center/cover fixed no-repeat;
}

#future {
    background: url('https://img.zcool.cn/community/01a9445d0885faa80120a895f9800c.jpg') center/cover fixed no-repeat;
}

.hero-section {
    background: url('https://img.zcool.cn/community/01772d5e62f428a80120a895d8f925.jpg') center/cover fixed no-repeat;
}

/* 内容区域背景 */
.content-container {
    background: rgba(26, 26, 46, 0.9);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}