body {
            background-color: #1a1a1a;
            color: #fff;
            margin: 0;
            padding: 0;
        }
       .app-icon {
            width: 50px;
            height: 50px;
            margin-right: 10px;
        }

       .app-info {
            flex: 1;
        }

       .app-download {
            margin-left: 20px;
            text-decoration: none;
            color: #FF6B00;
            padding: 8px 15px;
            border-radius: 5px;
            background-color: transparent;
            transition: background-color 0.3s ease, color 0.3s ease;
        }

       .app-download:hover {
            background-color: #FF6B00;
            color: white;
        }

       .app-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }

       .app-card {
            background-color: #333;
            border-radius: 10px;
            padding: 20px;
            transition: transform 0.2s ease;
            display: flex;
            align-items: center;
        }

       .app-card:hover {
            transform: translateY(-5px);
        }

       .app-card h3 {
            color: #FF6B00;
            margin-top: 0;
        }

       .app-card p {
            color: #ccc;
            font-size: 14px;
            margin-bottom: 10px;
        }

       .app-meta {
            color: #888;
            font-size: 12px;
        }

       .app-actions {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

       .app-actions a {
            color: #FF6B00;
            text-decoration: none;
            margin-right: 10px;
            font-size: 12px;
            transition: color 0.3s ease;
        }

       .app-actions a:hover {
            color: #E65100;
        }
        .vip-status {
            color: #FF6B00;
            font-weight: bold;
        }

        /* 滚动公告样式 */
       .scroll-announcement {
            overflow: hidden;
            white-space: nowrap;
            border: 2px solid #FF6B00;
            background-color: #2a2a2a;
            padding: 10px;
            box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
            border-radius: 10px;
            margin: 10px 0;
        }

       .scroll-announcement p {
            display: inline-block;
            animation: scroll 15s linear infinite;
            margin: 0;
            font-size: 16px;
            color: #FF6B00;
            font-weight: bold;
            text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
        }

        @keyframes scroll {
            0% {
                transform: translateX(100%);
            }

            100% {
                transform: translateX(-100%);
            }
        }

        /* 顶部导航栏 */
       .header {
            background-color: #1a1a1a;
            padding: 10px 20px;
            border-bottom: 1px solid #333;
            display: flex;
            justify-content: space-between;
            align-items: center;
            top: 0;
            z-index: 10;
        }

       .logo {
            color: #FF6B00;
            font-size: 28px;
            font-weight: bold;
            text-decoration: none;
        }

       .nav-links {
            display: flex;
            align-items: center;
            gap: 20px;
        }

       .nav-links a {
            color: #fff;
            text-decoration: none;
            padding: 10px 15px;
            font-size: 18px;
            transition: color 0.3s ease;
            border-radius: 20px;
        }

       .nav-links a:hover {
            color: #FF6B00;
            background-color: rgba(255, 255, 255, 0.1);
        }

       .nav-links.login,.nav-links.register {
            background-color: #FF6B00;
            color: #fff;
            padding: 10px 15px;
            border-radius: 20px;
            font-weight: bold;
        }

       .nav-links.login:hover,.nav-links.register:hover {
            background-color: #E65100;
        }

        /* 搜索栏 */
       .search-bar {
            display: flex;
            align-items: center;
            background-color: #333;
            padding: 5px 10px;
            border-radius: 20px;
        }

       .search-bar input {
            background-color: transparent;
            border: none;
            color: #fff;
            outline: none;
            padding: 5px 10px;
        }

       .search-bar button {
            background-color: transparent;
            border: none;
            color: #fff;
            cursor: pointer;
        }

        /* 主内容区 */
       .main {
            padding: 30px;
            max-width: 1200px;
            margin: 0 auto;
        }

       .section {
            background-color: #2a2a2a;
            border-radius: 15px;
            padding: 25px;
            margin-bottom: 30px;
        }

       .section h2 {
            color: #FF6B00;
            border-bottom: 1px solid #333;
            padding-bottom: 15px;
            margin-top: 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

       .section h2 a {
            color: #FF6B00;
            text-decoration: underline;
            font-size: 16px;
        }

        /* 帖子列表 */
       .post-list {
            display: grid;
            grid-template-columns: 1fr; /* 修改为单列布局，适应手机屏幕 */
            gap: 20px;
        }

       .post-card {
            background-color: #333;
            border-radius: 10px;
            padding: 20px;
            transition: transform 0.2s ease;
        }

       .post-card:hover {
            transform: translateY(-5px);
        }

       .post-card h3 {
            color: #FF6B00;
            margin-top: 0;
        }

       .post-card p {
            color: #ccc;
            font-size: 14px;
            margin-bottom: 10px;
        }

       .post-meta {
            color: #888;
            font-size: 12px;
        }

       .post-actions {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

       .post-actions a {
            color: #FF6B00;
            text-decoration: none;
            margin-right: 10px;
            font-size: 12px;
            transition: color 0.3s ease;
        }

       .post-actions a:hover {
            color: #E65100;
        }

        /* 页脚 */
       .footer {
            background-color: #1a1a1a;
            text-align: center;
            padding: 20px;
            color: #666;
            font-size: 14px;
            margin-top: 50px;
            border-top: 1px solid #333;
        }

        a {
            text-decoration: none; /* 去除下划线 */
        }

        /* 媒体查询，适配小屏幕 */
        @media (max-width: 768px) {
           .header {
                flex-direction: column;
                align-items: flex-start;
            }

           .nav-links {
                flex-wrap: wrap;
                gap: 10px;
                margin-top: 10px;
            }

           .search-bar {
                margin-top: 10px;
            }

           .main {
                padding: 20px;
            }
        }