/* 全局重置与基础样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Inter', 'Microsoft Yahei', sans-serif;
        }

        :root {
            /* 核心配色：贴合雪茄/斗草风格，简洁高档 */
            --color-dark-brown: #5D4037;    /* 深棕（主色） */
            --color-brown: #8D6E63;        /* 棕褐（辅助色） */
            --color-beige: #D7CCC8;        /* 米色（背景/文字） */
            --color-gold: #FFB74D;         /* 浅金（强调色） */
            --color-dark-gray: #212121;    /* 深灰（文字） */
            --color-light-gray: #F5F5F5;   /* 浅灰（背景） */
            --color-white: #FFFFFF;        /* 白色 */
            --shadow: 0 2px 8px rgba(0,0,0,0.1); /* 轻微阴影提升档次 */
            --transition: all 0.3s ease;   /* 通用过渡 */
        }

        body {
            background-color: var(--color-light-gray);
            color: var(--color-dark-gray);
            line-height: 1.6;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }

        ul {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* ============== headerTop 样式 ============== */
        #headerTop {
            background-color: var(--color-white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 999;
        }

        .header-top-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }

        /* Logo与网站名称 */
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo {
            width: 50px;
            height: 50px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-white);
            font-weight: bold;
            font-size: 18px;
        }

        .site-name {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-dark-brown);
            font-family: 'Playfair Display', serif;
        }

        /* 顶部右侧：用户中心 + 菜单按钮（移动端） */
        .header-right {
            display: flex;
            align-items: center;
            gap: 20px;
        }

        .user-center {
            font-size: 24px;
            color: var(--color-dark-brown);
            cursor: pointer;
            margin-right: 5px;
        }

        /* 移动端菜单按钮 */
        .menu-toggle {
            font-size: 24px;
            color: var(--color-dark-brown);
            cursor: pointer;
            display: none; /* PC端隐藏 */
        }

        /* 三级导航菜单（PC端） */
        .main-nav {
            display: flex;
            gap: 30px;
        }

        .main-nav > li {
            position: relative;
            padding: 10px 0;
        }

        .main-nav > li > a {
            font-weight: 500;
            font-size: 16px;
            color: var(--color-dark-gray);
        }

        .main-nav > li > a:hover {
            color: var(--color-gold);
        }

        /* 二级菜单 */
        .submenu {
            position: absolute;
            top: 100%;
            left: 0;
            background-color: var(--color-white);
            box-shadow: var(--shadow);
            width: 200px;
            padding: 15px 0;
            border-radius: 8px;
            display: none;
            z-index: 999;
        }

        .submenu li {
            padding: 8px 20px;
            position: relative;
        }

        .submenu li a:hover {
            color: var(--color-gold);
        }

        /* 三级菜单 */
        .submenu-level3 {
            position: absolute;
            top: 0;
            left: 100%;
            background-color: var(--color-white);
            box-shadow: var(--shadow);
            width: 180px;
            padding: 15px 0;
            border-radius: 8px;
            display: none;
            z-index: 999;
        }

        /* 鼠标hover显示二级/三级菜单 */
        .main-nav > li:hover > .submenu {
            display: block;
        }

        .submenu li:hover > .submenu-level3 {
            display: block;
        }

        /* 移动端菜单弹窗 */
        .mobile-menu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.5);
            z-index: 9999;
            display: none;
        }

        .mobile-menu {
            position: fixed;
            top: 0;
            right: 0;
            width: 80%;
            max-width: 300px;
            height: 100%;
            background-color: var(--color-white);
            padding: 30px 20px;
            overflow-y: auto;
        }

        .mobile-menu-close {
            font-size: 24px;
            text-align: right;
            cursor: pointer;
            margin-bottom: 20px;
            color: var(--color-dark-brown);
        }

        .mobile-nav > li {
            margin-bottom: 15px;
            border-bottom: 1px solid var(--color-beige);
            padding-bottom: 10px;
        }

        .mobile-nav > li > a {
            font-weight: 600;
            font-size: 18px;
            color: var(--color-dark-brown);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .mobile-submenu, .mobile-submenu-level3 {
            margin-left: 15px;
            margin-top: 10px;
            display: none;
        }

        .mobile-submenu li, .mobile-submenu-level3 li {
            margin-bottom: 8px;
        }

        .mobile-submenu li a, .mobile-submenu-level3 li a {
            color: var(--color-brown);
        }

        .mobile-submenu li a:hover, .mobile-submenu-level3 li a:hover {
            color: var(--color-gold);
        }

        /* ============== ContentM 样式 ============== */
        #ContentM {
            padding: 30px 0;
        }

        /* Banner轮播 */
        .banner-slider {
            position: relative;
            width: 100%;
            height: 400px;
            overflow: hidden;
            border-radius: 12px;
            margin-bottom: 20px;
        }

        .slider-wrapper {
            display: flex;
            width: 400%;
            height: 100%;
            transition: var(--transition);
        }

        .slider-item {
            width: 25%;
            height: 100%;
        }

        .slider-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* 轮播控制按钮 */
        .slider-btn {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 40px;
            height: 40px;
            background-color: rgba(255,255,255,0.7);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            border: none;
            font-size: 20px;
            color: var(--color-dark-brown);
        }

        .prev-btn {
            left: 20px;
        }

        .next-btn {
            right: 20px;
        }

        /* 轮播指示器 */
        .slider-indicators {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            display: flex;
            gap: 10px;
        }

        .indicator {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: rgba(255,255,255,0.5);
            cursor: pointer;
        }

        .indicator.active {
            background-color: var(--color-gold);
        }

        /* 低调广告Banner */
        .ad-banner {
            background-color: var(--color-brown);
            color: var(--color-white);
            padding: 15px 0;
            border-radius: 8px;
            text-align: center;
            margin-bottom: 40px;
        }

        .ad-banner h3 {
            font-size: 18px;
            margin-bottom: 8px;
            font-weight: 500;
        }

        .ad-banner .price {
            font-size: 20px;
            font-weight: 600;
        }

        .ad-banner .original-price {
            text-decoration: line-through;
            color: var(--color-beige);
            margin-right: 10px;
        }

        .ad-banner .discount-price {
            color: var(--color-gold);
        }

        /* 雪茄排行标签页 */
        .cigar-ranking {
            margin-bottom: 40px;
        }

        .ranking-title {
            font-size: 24px;
            color: var(--color-dark-brown);
            font-family: 'Playfair Display', serif;
            margin-bottom: 20px;
            text-align: center;
        }

        .tab-nav {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 15px;
            flex-wrap: wrap; /* PC端保留换行，移动端会覆盖 */
        }

        .tab-btn {
            padding: 10px 25px;
            background-color: var(--color-light-gray);
            border: none;
            border-radius: 20px;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            transition: var(--transition);
            flex: 1; /* 新增：让按钮平分宽度 */
            max-width: 200px; /* 新增：限制最大宽度 */
            white-space: nowrap; /* 新增：禁止文字换行 */
            text-align: center; /* 新增：文字居中 */
        }

        .tab-btn.active {
            background-color: var(--color-dark-brown);
            color: var(--color-white);
            font-size: 15px;
        }

        .tab-btn:hover:not(.active) {
            background-color: var(--color-beige);
        }

        .tab-content {
            display: none;
            height: 350px;
            overflow-y: auto;
            background-color: var(--color-white);
            border-radius: 8px;
            box-shadow: var(--shadow);
            padding: 20px;
        }

        .tab-content.active {
            display: block;
        }

        /* 自定义滚动条 */
        .tab-content::-webkit-scrollbar {
            width: 6px;
        }

        .tab-content::-webkit-scrollbar-track {
            background: var(--color-light-gray);
            border-radius: 3px;
        }

        .tab-content::-webkit-scrollbar-thumb {
            background: var(--color-brown);
            border-radius: 3px;
        }

        .ranking-list li {
            display: flex;
            align-items: center;
            padding: 15px 10px;
            border-bottom: 1px solid var(--color-beige);
        }

        .ranking-list li:last-child {
            border-bottom: none;
        }

        .rank-num {
            width: 30px;
            height: 30px;
            background-color: var(--color-dark-brown);
            color: var(--color-white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            margin-right: 15px;
        }

        .rank-num.top3 {
            background-color: var(--color-gold);
        }

        .rank-item {
            display: flex;
            align-items: center;
            flex: 1;
            gap: 15px;
        }

        .rank-img {
            width: 80px;
            height: 80px;
            border-radius: 8px;
            object-fit: cover;
        }

        .rank-info {
            flex: 1;
        }

        .rank-name {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 5px;
        }

        .rank-desc {
            font-size: 14px;
            color: var(--color-brown);
            overflow: hidden;
            /* 2. 核心：将超出部分转为省略号 */
            text-overflow: ellipsis;
            /* 3. 弹性换行 */
            display: -webkit-box;
            /* 4. 限制显示行数 */
            -webkit-line-clamp: 2; /* 2行，可改为3/4等 */
            /* 5. 垂直排列文本 */
            -webkit-box-orient: vertical;
        }

        /* 最新烟草行业资讯 */
        .news-section {
            margin-bottom: 40px;
        }

        .section-title {
            font-size: 24px;
            color: var(--color-dark-brown);
            font-family: 'Playfair Display', serif;
            margin-bottom: 20px;
            text-align: center;
        }

        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .news-card {
            background-color: var(--color-white);
            border-radius: 8px;
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: var(--transition);
        }

        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .news-img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .news-content {
            padding: 15px;
        }

        .news-title {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-desc {
            font-size: 14px;
            color: var(--color-brown);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-date {
            font-size: 12px;
            color: var(--color-beige);
        }

        /* 雪茄保养知识板块（新版简洁款） */
        .care-section {
            margin-bottom: 40px;
        }
        .care-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            background-color: var(--color-white);
            border-radius: 12px;
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .care-left {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .care-left h3 {
            font-size: 20px;
            color: var(--color-dark-brown);
            margin-bottom: 15px;
            font-weight: 600;
        }
        .care-left p {
            font-size: 14px;
            color: var(--color-brown);
            line-height: 1.6;
            margin-bottom: 15px;
        }
        .care-right {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }
        .care-item {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 10px;
            background-color: var(--color-light-gray);
            border-radius: 8px;
            font-size: 13px;
            color: var(--color-dark-gray);
        }
        .care-item i {
            color: var(--color-gold);
            font-size: 14px;
        }
        .care-img-box {
            grid-column: 1 / -1;
            height: 120px;
            border-radius: 8px;
            overflow: hidden;
        }
        .care-img-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        /* ============== Footer 样式 ============== */
        #Footer {
            background-color: var(--color-dark-brown);
            color: var(--color-beige);
            padding: 40px 0 20px;
        }

        .footer-inner {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            margin-bottom: 30px;
        }

        .footer-col h4 {
            font-size: 18px;
            color: var(--color-white);
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-col h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 40px;
            height: 2px;
            background-color: var(--color-gold);
        }

        .footer-nav li {
            margin-bottom: 10px;
        }

        .footer-nav li a:hover {
            color: var(--color-gold);
        }

        .contact-info li {
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        /* 社交媒体图标 + 二维码 */
        .social-icons {
            display: flex;
            gap: 15px;
            margin-top: 15px;
        }

        .social-icon {
            width: 40px;
            height: 40px;
            background-color: var(--color-brown);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            cursor: pointer;
            position: relative;
            transition: var(--transition);
        }

        .social-icon:hover {
            background-color: var(--color-gold);
            color: var(--color-dark-brown);
        }

        /* 二维码弹窗 */
        .qrcode-popup {
            position: absolute;
            bottom: 50px;
            left: 50%;
            transform: translateX(-50%);
            width: 120px;
            height: 120px;
            background-color: var(--color-white);
            padding: 5px;
            border-radius: 8px;
            box-shadow: var(--shadow);
            display: none;
            z-index: 99;
        }

        .qrcode-popup img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .social-icon:hover .qrcode-popup {
            display: block;
        }

        /* 版权信息 */
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid var(--color-brown);
            font-size: 14px;
        }

        /* ============== 自适应媒体查询 ============== */
        @media (max-width: 768px) {
            /* 移动端导航调整 */
            .main-nav {
                display: none;
            }

            .menu-toggle {
                display: block; /* 移动端显示菜单按钮 */
            }

            /* Banner高度调整 */
            .banner-slider {
                height: 200px;
            }

            /* 资讯网格调整为1列 */
            .news-grid {
                grid-template-columns: 1fr;
            }

            /* 保养板块移动端适配 */
            .care-wrapper {
                grid-template-columns: 1fr;
                padding: 20px;
            }

            /* 底部网格调整为2列 */
            .footer-inner {
                grid-template-columns: repeat(2, 1fr);
            }

            /* 移动端排行榜标签按钮适配 - 关键修改 */
            .tab-nav {
                flex-wrap: nowrap; /* 取消换行 */
                gap: 8px; /* 减小间距 */
                padding: 0 10px; /* 增加左右内边距 */
            }
            
            .tab-btn {
                padding: 8px 10px; /* 减小内边距 */
                font-size: 12px; /* 减小字体 */
                flex: 1; /* 平分宽度 */
                max-width: none; /* 取消最大宽度限制 */
            }
            
            /* 移动端排行榜内容高度调整 */
            .tab-content {
                height: 300px;
            }
        }

        @media (max-width: 480px) {
            /* 底部网格调整为1列 */
            .footer-inner {
                grid-template-columns: 1fr;
            }

            /* 广告文字调整 */
            .ad-banner h3 {
                font-size: 16px;
            }

            .ad-banner .price {
                font-size: 18px;
            }
            
            /* 480px以下进一步优化标签按钮 */
            .tab-btn {
                font-size: 15px; /* 进一步减小字体 */
                padding: 6px 8px; /* 进一步减小内边距 */
            }
        }