* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: "Helvetica Neue", Arial, "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
        }
        
        body {
            background-color: #f7f7f7;
            color: #494949;
            line-height: 1.6;
        }
        
        .container {
            width: 950px;
            margin: 0 auto;
            padding: 20px 0;
        }
        
        /* 头部样式 */
        .header {
            background-color: #ffffff;
            border-bottom: 1px solid #e8e8e8;
            padding: 10px 0;
        }
        
        .nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .logo {
            font-size: 24px;
            color: #00b51d;
            font-weight: bold;
            text-decoration: none;
        }
        
        .main-nav {
            display: flex;
            margin-left: 30px;
        }
        
        .main-nav a {
            padding: 0 15px;
            color: #494949;
            text-decoration: none;
            font-size: 15px;
        }
        
        .main-nav a:hover {
            color: #00b51d;
        }
        
        .search-box {
            display: flex;
            width: 300px;
            margin: 0 20px;
        }
        
        .search-box input {
            flex: 1;
            padding: 8px 12px;
            border: 1px solid #ccc;
            border-right: none;
            border-radius: 3px 0 0 3px;
            outline: none;
            font-size: 13px;
        }
        
        .search-box button {
            padding: 8px 15px;
            background-color: #00b51d;
            color: white;
            border: none;
            border-radius: 0 3px 3px 0;
            cursor: pointer;
            font-size: 13px;
        }
        
        .user-nav {
            display: flex;
            align-items: center;
        }
        
        .user-nav a {
            margin-left: 15px;
            color: #494949;
            text-decoration: none;
            font-size: 13px;
        }
        
        .user-nav a:hover {
            color: #00b51d;
        }
        
        .user-avatar {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: #f0f0f0;
            overflow: hidden;
        }
        
        /* 主要内容区 */
        .main-content {
            display: flex;
            margin-top: 20px;
        }
        
        .content-left {
            width: 640px;
            margin-right: 20px;
        }
        
        .content-right {
            width: 290px;
        }
        
        /* 卡片样式 */
        .card {
            background-color: #ffffff;
            border-radius: 3px;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
            margin-bottom: 20px;
        }
        
        .card-header {
            padding: 15px 20px;
            border-bottom: 1px solid #f0f0f0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        
        .card-title {
            font-size: 16px;
            font-weight: bold;
            color: #494949;
        }
        
        .card-more {
            font-size: 13px;
            color: #999;
            text-decoration: none;
        }
        
        .card-more:hover {
            color: #00b51d;
        }
        
        .card-body {
            padding: 15px 20px;
        }
        
        /* 电影推荐 */
        .movie-list {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        
        .movie-item {
            width: 120px;
            margin-bottom: 20px;
            text-align: center;
        }
        
        .movie-poster {
            width: 100%;
            height: 170px;
            background-color: #f0f0f0;
            margin-bottom: 8px;
            overflow: hidden;
            position: relative;
            border-radius: 3px;
        }
        
        .movie-poster img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }
        
        .movie-poster:hover img {
            transform: scale(1.05);
        }
        
        .movie-title {
            font-size: 13px;
            color: #333;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 3px;
        }
        
        .movie-rating {
            font-size: 12px;
            color: #e09015;
        }
        
        /* 图书推荐 */
        .book-list {
            display: flex;
            flex-wrap: wrap;
        }
        
        .book-item {
            width: 33.33%;
            padding: 0 10px;
            margin-bottom: 20px;
            display: flex;
        }
        
        .book-cover {
            width: 70px;
            height: 100px;
            background-color: #f0f0f0;
            margin-right: 15px;
            overflow: hidden;
            box-shadow: 0 1px 3px rgba(0,0,0,0.2);
        }
        
        .book-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .book-info {
            flex: 1;
        }
        
        .book-title {
            font-size: 14px;
            color: #333;
            margin-bottom: 5px;
            line-height: 1.4;
        }
        
        .book-author {
            font-size: 12px;
            color: #999;
            margin-bottom: 5px;
        }
        
        .book-rating {
            font-size: 12px;
            color: #e09015;
        }
        
        /* 广播 */
        .broadcast-list {
            margin-top: 10px;
        }
        
        .broadcast-item {
            padding: 15px 0;
            border-bottom: 1px solid #f0f0f0;
        }
        
        .broadcast-user {
            display: flex;
            align-items: center;
            margin-bottom: 10px;
        }
        
        .broadcast-avatar {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background-color: #f0f0f0;
            margin-right: 10px;
            overflow: hidden;
        }
        
        .broadcast-name {
            font-size: 13px;
            color: #494949;
        }
        
        .broadcast-time {
            font-size: 12px;
            color: #999;
            margin-left: 10px;
        }
        
        .broadcast-content {
            font-size: 14px;
            line-height: 1.6;
            margin-bottom: 10px;
        }
        
        .broadcast-actions {
            display: flex;
            font-size: 12px;
            color: #999;
        }
        
        .broadcast-actions a {
            margin-right: 15px;
            color: #999;
            text-decoration: none;
        }
        
        .broadcast-actions a:hover {
            color: #00b51d;
        }
        
        /* 右侧小组 */
        .group-item {
            display: flex;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid #f0f0f0;
        }
        
        .group-item:last-child {
            border-bottom: none;
        }
        
        .group-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background-color: #f0f0f0;
            margin-right: 10px;
            overflow: hidden;
            flex-shrink: 0;
        }
        
        .group-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .group-info {
            flex: 1;
            min-width: 0;
        }
        
        .group-name {
            font-size: 14px;
            color: #494949;
            margin-bottom: 3px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        
        .group-members {
            font-size: 12px;
            color: #999;
        }
        
        /* 活动 */
        .event-item {
            padding: 15px 0;
            border-bottom: 1px solid #f0f0f0;
        }
        
        .event-title {
            font-size: 14px;
            color: #494949;
            margin-bottom: 5px;
            line-height: 1.4;
        }
        
        .event-meta {
            font-size: 12px;
            color: #999;
            margin-bottom: 5px;
        }
        
        .event-time {
            font-size: 12px;
            color: #00b51d;
        }
        
        /* 页脚 */
        .footer {
            text-align: center;
            padding: 30px 0;
            color: #999;
            font-size: 12px;
            border-top: 1px solid #e8e8e8;
            margin-top: 20px;
        }
        
        .footer-links {
            margin-bottom: 15px;
        }
        
        .footer-links a {
            margin: 0 10px;
            color: #999;
            text-decoration: none;
        }
        
        .footer-links a:hover {
            color: #00b51d;
        }
        
        .app-download {
            margin-top: 20px;
        }
        
        .app-download a {
            display: inline-block;
            margin: 0 5px;
        }