body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: #000000;
    color: #fff;
    min-height: 100vh;
    position: relative;
    display: flex;
    justify-content: center;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 1920px;
    height: 1120px;
    background: url('index.jpg') no-repeat center top;
    background-size: 100% 100%;
    z-index: -1;
    min-width: 1920px;
}

.container {
    position: fixed;
    width: 1920px;
    height: 100vh;
    left: 50%;
    transform: translateX(-50%);
    min-width: 1920px;
}

.center-section {
    position: absolute;
    top: 85px;
    left: 50%;
    transform: translateX(-50%);
    width: 558px;
    height: 700px;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10;
}

.center-section:hover {
    transform: translateX(-50%) scale(1.02);
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
}

.center-section h2,
.center-section .network-ranking h3 {
    opacity: 0;
    transition: opacity 0.3s ease;
}

.center-section:hover h2,
.center-section:hover .network-ranking h3 {
    opacity: 1;
}

.left-section {
    position: absolute;
    top: 210px;
    height: 700px;
    border-radius: 10px;
    padding: 0;
}

.update-section {
    height: 100%;
    display: flex;
    flex-direction: column;
}

#updateContent {
    flex: 1;
    overflow-y: auto;
    padding-right: 10px;
    height: 100%;
}

/* 自定义滚动条样式 */
#updateContent::-webkit-scrollbar {
    width: 8px;
}

#updateContent::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 4px;
}

#updateContent::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 20%);
    border-radius: 4px;
    box-shadow: none;
}

#updateContent::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 30%);
}

.right-section {
    position: absolute;
    top: 210px;
    height: 710px;
    border-radius: 10px;
    padding: 0;
}

.download-section {
    height: 100%;
    display: flex;
    flex-direction: column;
}

#downloadContent {
    flex: 1;
    overflow-y: auto;
    padding-right: 10px;
    height: 100%;
}

/* 自定义下载区域滚动条样式 */
#downloadContent::-webkit-scrollbar {
    width: 8px;
}

#downloadContent::-webkit-scrollbar-track {
    background: transparent;
    border-radius: 4px;
}

#downloadContent::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 20%);
    border-radius: 4px;
    box-shadow: none;
}

#downloadContent::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 30%);
}

h2 {
    color: #ffd700;
    border-bottom: 2px solid #ffd700;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.update-item {
    margin-bottom: 15px;
    padding: 10px 10px 10px 45px;
    border-radius: 5px;
    /* background: rgba(255, 255, 255, 5.8%); */
    position: relative;
    transition: all 0.3s ease;
}

.update-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.update-item::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 26px;
    width: 20px;
    height: 20px;
    border: 2px solid #ff0000;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(255, 0, 0, 0.8);
    background: transparent;
}

.update-item::after {
    content: '';
    position: absolute;
    left: 17px;
    top: 33px;
    width: 10px;
    height: 10px;
    background: #ff0000;
    border-radius: 50%;
    box-shadow: 0 0 4px rgba(255, 0, 0, 0.8);
}

.download-item {
    margin-bottom: 15px;
    padding: 15px 10px 15px 45px;
    border-radius: 5px;
    /* background: rgba(255, 255, 255, 5.8%); */
    position: relative;
    transition: all 0.3s ease;
}

.download-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.download-item a {
    color: #fff;
    text-decoration: none;
    display: block;
    width: 100%;
    height: 100%;
    font-size: 18px;
    line-height: 1.5;
}

.download-item .subtitle {
    color: #fecc91;
    font-size: 16px;
    display: inline-block;
    margin-top: 5px;
    opacity: 0.8;
}

.download-item:hover .subtitle {
    opacity: 1;
}

.download-item::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 16px;
    width: 20px;
    height: 20px;
    border: 2px solid #ff0000;
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(255, 0, 0, 0.8);
    background: transparent;
}

.download-item::after {
    content: '';
    position: absolute;
    left: 17px;
    top: 23px;
    width: 10px;
    height: 10px;
    background: #ff0000;
    border-radius: 50%;
    box-shadow: 0 0 4px rgba(255, 0, 0, 0.8);
}

/* 添加序号颜色样式 */
.number {
    color: #fecc91;
}

/* 调整更新内容的行间距 */
.update-item pre {
    line-height: 1.5;
    margin: 0;
}

.network-ranking {
    margin-top: 20px;
}

.network-ranking h3 {
    color: #fecc91;
    font-size: 24px;
    margin: 0;
}

.center-section h2 {
    color: #ffd700;
    font-size: 32px;
    margin: 0;
    border: none;
    padding: 0;
}

.version-info {
    color: #fecc91;
    font-size: 14px;
    display: block;
    margin-top: 8px;
    opacity: 0.8;
}

.download-item:hover .version-info {
    opacity: 1;
}
.ranking-title {
    position: absolute;
    top: 98px;
    left: 960px;
    margin-left: -150px;
    text-align: center;
    width: 300px;
    transition: all 0.3s ease;
    cursor: pointer;
    z-index: 1;
}

.ranking-text {
    font-size: 46px;
    font-weight: bold;
    letter-spacing: 6px;
    margin-left: 15px;
    transition: all 0.3s ease;
}

.ranking-en {
    font-size: 20px;
    color: #fecc91;
    margin-top: 8px;
    letter-spacing: 3px;
    margin-left: 3px;
    transition: all 0.3s ease;
}


@media (min-width: 1921px) {
    body::before {
        width: 1920px;
        background-size: 100% 100%;
    }
    
    .container {
        width: 1920px;
    }
    
    .left-section {
        left: 130px;
        width: 510px;
    }
    
    .right-section {
        right: 130px;
        width: 510px;
    }
}

@media (max-width: 1920px) {
    body::before {
        width: 1920px;
        background-size: 100% 100%;
    }
    
    .container {
        width: 1920px;
        min-width: 1920px;
    }
    
    .left-section {
        left: 130px;
        width: 510px;
    }
    
    .right-section {
        right: 130px;
        width: 510px;
    }
}

@media (max-width: 768px) {
    body {
        overflow-y: auto;
    }
    
    .container {
        position: relative;
        min-width: auto;
        padding: 20px;
    }
    
    .left-section, .right-section {
        position: static;
        width: auto;
        margin: 10px;
        height: auto;
    }
    
    #updateContent {
        max-height: 500px;
    }
}