.container {
            max-width: 1280px;
            width: 100%;
            margin: 0 auto;
            padding: 20px;
            position: relative;
        }
        .main-content {
            width: calc(100% - 380px);
            float: left;
            background: #fff;
            padding: 20px;
            border-radius: 5px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
            margin-right: 20px;
        }
        .ads {
            width: 280px;
            float: right;
            position: sticky;
            top: 70px;
            background: #fff;
            padding: 20px;
            border-radius: 5px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
        }
        .emoji-grid-5cols .list {
    grid-column: 1 / -1; /* 跨越所有列 */
    width: 100%;         /* 确保通栏 */
    background: #fff;
    padding: 20px;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    box-sizing: border-box;
}
        .sidebar {
            width: 280px;
            float: right;
            position: sticky;
            top: 20px;
            background: #fff;
            padding: 20px;
            margin-bottom: 20px;
            border-radius: 5px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
        }
        .clearfix::after {
            content: "";
            display: table;
            clear: both;
        }
 
        /* 表情符号标题 */
        .emoji-title {
            font-size: 20px;
            padding-bottom: 0;
            margin: 0;
        }
        .description {
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #eee;
        }
        /* 表情符号列表 - 多种布局方案 */
        /* 方案1：电脑端5列 */
        .emoji-grid-5cols {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }
 
        /* 方案2：电脑端4列 */
        .emoji-grid-4cols {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }
 
        /* 方案3：电脑端3列 */
        .emoji-grid-3cols {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 15px;
            margin-bottom: 30px;
        }
 
        /* 表情符号项 */
        .emoji-item {
            text-align: center;
            padding: 15px;
            border-radius: 8px;
            transition: all 0.3s;
            cursor: pointer;
            position: relative;
            background-color: #f4f4f4;
        }
        .emoji-item:hover {
            background: #f9f9f9;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .emoji-char {
            font-size: 40px;
            margin-bottom: 10px;
            user-select: none;
        }
        .emoji-name {
            font-size: 14px;
            color: #666;
            transition: all 0.3s;
        }
        .emoji-name a {
            color:#222;
            text-decoration: none;
        }
        .emoji-item:hover .emoji-name {
            color: #ff6b6b;
        }
 
        /* 复制成功提示气泡 */
        .copy-tooltip {
            position: absolute;
            top: -30px;
            left: 50%;
            transform: translateX(-50%);
            background: #333;
            color: white;
            padding: 5px 10px;
            border-radius: 4px;
            font-size: 12px;
            opacity: 0;
            transition: opacity 0.3s;
            pointer-events: none;
        }
        .copy-tooltip.show  {
            opacity: 1;
        }
 
        /* 相关表情符号 */
        .related-emojis {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid #eee;
        }
        .related-emojis h3 {
            font-size: 18px;
            margin-bottom: 15px;
        }
 
        /* 右侧专题列表 */
        .topic-list {
            list-style: none;
            padding: 0;
        }
        .topic-item {
            padding: 12px 15px;
            margin-bottom: 10px;
            background: #f9f9f9;
            border-radius: 5px;
            transition: all 0.3s;
        }
        .topic-item:hover {
            background: #ff6b6b;
            color: white;
        }
        .topic-item a {
            text-decoration: none;
            color: inherit;
            display: block;
        }
 
        /* 响应式设计 */
        @media (max-width: 992px) {
            .main-content {
                width: 100%;
                margin-right: 0;
                margin-bottom: 20px;
                float: none;
            }
            .sidebar {
                width: 100%;
                float: none;
                position: static;
            }
            .emoji-grid-5cols, 
            .emoji-grid-4cols,
            .emoji-grid-3cols {
                grid-template-columns: repeat(3, 1fr);
            }
        }
 
        @media (max-width: 576px) {
            .container {
                padding: 0px;
                width: auto;
                margin: 10px;
            }
            .main-content, .sidebar {
                padding: 10px;
                width: auto;
            }
            .emoji-grid-5cols, 
            .emoji-grid-4cols,
            .emoji-grid-3cols {
                grid-template-columns: repeat(2, 1fr);
            }
        }