* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'Microsoft YaHei', 'PingFang SC', sans-serif;
        }

        :root {
            --primary-color: #f76234;
            --secondary-color: #3498db;
            --dark-color: #333;
            --light-color: #ecf0f1;
            --sidebar-width: 80px;
            --navbar-height: 60px;
            --success-color: #2ecc71;
            --warning-color: #f39c12;
            --gray-color: #95a5a6;
        }

        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.6;
            overflow-x: hidden;
            font-size: 16px;
        }

        /* 顶部导航栏样式 */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: var(--navbar-height);
            background: white;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            display: flex;
            align-items: center;
            padding: 0 20px;
            z-index: 1000;
            transition: all 0.3s ease;
        }

        .navbar-left {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
		.logo img{
			height:46px;
		}

        .logo-text {
            font-size: 24px;
            font-weight: 700;
            background: var(--primary-color);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .navbar-center {
            display: flex;
            gap: 30px;
            margin-left: 20px;
            overflow-x: auto;
            padding-bottom: 5px;
            scrollbar-width: none; /* Firefox */
        }

        .navbar-center::-webkit-scrollbar {
            display: none; /* Chrome, Safari, Opera */
        }

        .navbar-center a {
            text-decoration: none;
            color: var(--dark-color);
            font-weight: 600;
            font-size: 16px;
            white-space: nowrap;
            transition: color 0.3s;
            position: relative;
        }

        .navbar-center a:hover {
            color: var(--primary-color);
        }

        .navbar-center a::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--primary-color);
            transition: width 0.3s;
        }

        .navbar-center a:hover::after {
            width: 100%;
        }

        .navbar-right {
            display: flex;
            align-items: center;
            gap: 20px;
            margin-left: auto;
        }

        /* 未登录状态 - 右上角登录/注册按钮 */
        .auth-buttons {
            display: flex;
            gap: 15px;
            align-items: center;
        }

        .auth-btn {
            padding: 8px 20px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            display: inline-block;
        }

        .login-btn {
            background: transparent;
            color: var(--primary-color);
            border: 2px solid var(--primary-color);
        }

        .login-btn:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(231, 76, 60, 0.2);
        }

        .register-btn {
            background: var(--primary-color);
            color: white;
            border: 2px solid var(--primary-color);
        }

        .register-btn:hover {
            background: #c0392b;
            border-color: #c0392b;
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(231, 76, 60, 0.2);
        }

        /* 搜索框样式 */
        .search-box {
            display: flex;
            align-items: center;
            background: #f1f1f1;
            border-radius: 30px;
            overflow: hidden;
            padding: 5px 15px;
        }

        .search-box input {
            border: none;
            background: transparent;
            padding: 8px 10px;
            outline: none;
            width: 200px;
            height: 30px;
            font-size: 14px;
        }

        .search-box button {
            background: var(--primary-color);
            color: white;
            border: none;
            border-radius: 50%;
            width: 30px;
            height: 30px;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.3s;
            font-size: 14px;
        }

        .search-box button:hover {
            background: #c0392b;
        }

        /* 未登录状态 - 右下角浮动按钮样式 */
        .floating-actions {
            position: fixed;
            bottom: 30px;
            right: 30px;
            display: flex;
            flex-direction: column;
            gap: 15px;
            z-index: 1000;
            transition: bottom 0.3s ease;
        }

        .floating-actions.bottom-nav-active {
            bottom: 75px; /* 底部导航栏高度60px + 15px间距 */
        }

        .action-item {
            width: 40px; /* 缩小为40px */
            height: 40px; /* 缩小为40px */
            border-radius: 50%;
            background: var(--primary-color);
            color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px; /* 图标缩小 */
            cursor: pointer;
            box-shadow: 0 3px 10px rgba(0,0,0,0.2);
            transition: all 0.3s ease;
            position: relative;
        }

        .action-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.3);
            background: #c0392b;
        }

        /* 手机模式下隐藏侧边栏切换按钮 */
        .action-item.hidden-mobile {
            display: none;
        }

        /* 萝卜图标提示样式 - 修改为一直显示，并缩小 */
        .action-item.radish-action::after {
            content: '联系我';
            position: absolute;
            right: 45px; /* 调整位置 */
            background: var(--primary-color);
            color: white;
            padding: 4px 10px; /* 缩小内边距 */
            border-radius: 6px;
            font-size: 12px; /* 缩小字体 */
            white-space: nowrap;
            opacity: 1; /* 改为一直显示 */
            pointer-events: none;
            font-weight: 500;
            z-index: 1001;
            box-shadow: 0 3px 8px rgba(0,0,0,0.2);
        }

        .action-item.radish-action::before {
            content: '';
            position: absolute;
            right: 41px; /* 调整位置 */
            width: 0;
            height: 0;
            border-top: 5px solid transparent; /* 缩小箭头 */
            border-bottom: 5px solid transparent; /* 缩小箭头 */
            border-left: 5px solid var(--primary-color); /* 缩小箭头 */
            opacity: 1; /* 改为一直显示 */
            pointer-events: none;
            z-index: 1001;
        }

        /* 底部导航栏样式 - 仅在小屏幕显示 */
        .bottom-nav {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: white;
            box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
            display: none;
            z-index: 1000;
            transition: all 0.3s ease;
            height: 60px;
            align-items: center;
        }

        .bottom-nav a {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 8px 0;
            color: var(--dark-color);
            font-size: 13px;
            text-decoration: none;
            height: 100%;
        }

        .bottom-nav a:hover {
            color: var(--primary-color);
        }

        .bottom-nav a i {
            font-size: 18px;
            margin-bottom: 3px;
        }

        /* 左侧侧边栏样式 */
        .sidebar {
            position: fixed;
            left: 0;
            top: var(--navbar-height);
            height: calc(100vh - var(--navbar-height));
            width: var(--sidebar-width);
            background: var(--dark-color);
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 20px 0;
            z-index: 900;
            transition: all 0.3s ease;
            overflow: hidden;
        }

        .sidebar.hidden {
            width: 0;
        }

        .sidebar-content {
            width: 100%;
            transition: opacity 0.3s;
        }

        .sidebar.hidden .sidebar-content {
            opacity: 0;
            pointer-events: none;
        }

        .sidebar-item {
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 15px 0;
            cursor: pointer;
            transition: all 0.3s;
            color: #bdc3c7;
        }

        .sidebar-item:hover {
            background: rgba(255, 255, 255, 0.1);
            color: white;
        }

        .sidebar-item.active {
            background: rgba(255, 255, 255, 0.15);
            color: white;
            position: relative;
        }

        .sidebar-item.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            height: 100%;
            width: 4px;
            background: var(--primary-color);
        }

        .sidebar-icon {
            font-size: 20px;
            margin-bottom: 5px;
        }

        .sidebar-text {
            font-size: 12px;
            font-weight: 500;
        }

        /* 主内容区样式 */
        .main-content {
            margin-left: var(--sidebar-width);
            margin-top: var(--navbar-height);
            padding: 25px;
            min-height: 100vh;
            transition: margin-left 0.3s ease;
        }

        .main-content.sidebar-hidden {
            margin-left: 0;
        }

        /* 个人介绍板块 */
        .profile-section {
            display: flex;
            gap: 25px;
            margin-bottom: 35px;
            flex-wrap: wrap;
        }
		
		/* Swiper容器基础样式 */
.banner-slider,.mobile-slider {
  position: relative;
  overflow: hidden;
}

/* 确保幻灯片内的图片填满容器 */
.swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* 导航按钮样式 (可选，可根据你的设计调整) */
.swiper-button-prev,
.swiper-button-next {
  color: white;
  background: rgba(0, 0, 0, 0.3);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  transition: background 0.3s;
}

.swiper-button-prev:hover,
.swiper-button-next:hover {
  background: rgba(0, 0, 0, 0.6);
}

.swiper-button-prev::after,
.swiper-button-next::after {
  font-size: 18px;
  font-weight: bold;
}

        /* 轮播图样式 - 大屏版本（并排时使用） */
        .banner-slider {
            flex: 1;
            min-width: 300px;
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            height: 300px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            min-height: 200px;
        }

        /* 小屏轮播图样式（独立一排时使用） */
        .mobile-slider {
            width: 100%;
            border-radius: 15px;
            overflow: hidden;
            position: relative;
            height: 200px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            margin-bottom: 25px;
            display: none;
        }

        .slides-container {
            width: 100%;
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        /* 滑动效果CSS - 简化版本 */
        .slide {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            transition: transform 0.6s ease;
            display: flex;
            justify-content: center;
            align-items: center;
        }

        /* 默认所有幻灯片都在右侧 */
        .slide {
            transform: translateX(100%);
        }
        
        /* 当前显示的幻灯片 */
        .slide.active {
            transform: translateX(0);
            z-index: 2;
        }
        
        /* 上一张幻灯片（在左侧） */
        .slide.prev {
            transform: translateX(-100%);
            z-index: 1;
        }
        
        /* 下一张幻灯片（在右侧） */
        .slide.next {
            transform: translateX(100%);
            z-index: 1;
        }

        .slide img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            min-width: 100%;
        }

        .slider-nav {
            position: absolute;
            bottom: 20px;
            left: 0;
            width: 100%;
            display: flex;
            justify-content: center;
            gap: 10px;
            z-index: 10;
        }

        .nav-dot {
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            transition: all 0.3s;
        }

        .nav-dot.active {
            background: white;
            transform: scale(1.2);
        }

        .slider-controls {
            position: absolute;
            top: 50%;
            width: 100%;
            transform: translateY(-50%);
            display: flex;
            justify-content: space-between;
            padding: 0 15px;
            z-index: 10;
        }

        .slider-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 18px;
            opacity: 0;
        }

        .slider-btn:hover {
            background: rgba(255, 255, 255, 0.5);
            transform: scale(1.1);
        }

        /* 鼠标悬停时显示控制按钮 */
        .banner-slider:hover .slider-btn,
        .mobile-slider:hover .slider-btn {
            opacity: 1;
        }

        .banner::before, .banner::after {
            display: none;
        }

        .profile-info {
            flex: 1;
            min-width: 300px;
            background: white;
            border-radius: 15px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            display: flex;
            flex-direction: column;
        }

        .profile-info h2 {
            font-size: 22px;
            color: var(--dark-color);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .profile-info h2 i {
            color: var(--primary-color);
            font-size: 22px;
        }

        .profile-text {
            font-size: 16px;
            line-height: 1.7;
            color: #555;
            margin-bottom: 25px;
            flex: 1;
        }
		
/* 修改轮播图分页器小点颜色 */
.swiper-pagination-bullet {
    background-color: white !important;
    opacity: 0.7;
}

.swiper-pagination-bullet-active {
    background-color: white !important;
    opacity: 1;
}

        /* 最新动态样式 */
        .latest-news {
            flex: 1;
        }

        .news-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .news-item {
            padding: 12px 0;
            border-bottom: 1px dashed #eee;
            display: flex;
            align-items: center;
            transition: all 0.3s ease;
        }

        .news-item:last-child {
            border-bottom: none;
        }

        .news-item:hover {
            padding-left: 5px;
        }

        .news-item i {
            color: var(--primary-color);
            font-size: 14px;
            margin-right: 10px;
            min-width: 20px;
        }

        .news-item a {
            color: #555;
            text-decoration: none;
            font-size: 16px;
            transition: color 0.3s ease;
            display: block;
            width: 100%;
        }

        .news-item a:hover {
            color: var(--primary-color);
        }

        /* 滚动语录区域 - 优化布局 */
        .signature-container {
            margin-top: 10px;
            position: relative;
        }

        .signature-title {
            font-size: 20px;
			font-weight:bolder;
            color: var(--dark-color);
            margin-bottom: 0px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .signature-title i {
            color: var(--primary-color);
            font-size: 16px;
        }

        .quotes-container {
            width: 100%;
            position: relative;
            overflow: hidden;
            height: 70px; /* 桌面版固定高度 */
            display: flex;
            align-items: center; /* 垂直居中 */
        }

        .quote-item {
            position: absolute;
            width: 100%;
            display: flex;
            align-items: center;
            font-style: italic;
            color: var(--primary-color);
            font-weight: 600;
            opacity: 0;
            transform: translateY(20px);
            font-size: 16px;
            line-height: 1.5;
            padding: 12px 0;
            transition: all 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            min-height: 50px; /* 最小高度 */
            top: 0;
            left: 0;
            height: 100%; /* 占据整个容器高度 */
            justify-content: flex-start; /* 左对齐 */
        }

        .quote-item.active {
            opacity: 1;
            transform: translateY(0);
            z-index: 2;
        }
		


        /* 课程卡片区域 */
        .section-title {
            font-size: 24px;
            color: var(--dark-color);
            margin: 40px 0 25px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .section-title::after {
            content: '';
            flex: 1;
            height: 2px;
            background: var(--primary-color);
            margin-left: 15px;
        }

        .courses-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 25px;
            margin-bottom: 40px;
        }

        .course-card {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: transform 0.3s;
        }

        .course-card:hover {
            transform: translateY(-10px);
        }

        .course-header {
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 15px;
            border-bottom: 1px solid #f1f1f1;
        }

        .platform-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
        }

        .xiaohongshu { background: #ff2a68; color: white; }
        .xianyu { background: #02bda6; color: white; }
        .wechat { background: #07c160; color: white; }
        .taobao { background: #ff5000; color: white; }

        .course-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--dark-color);
        }

        .course-body {
            padding: 20px;
        }

        .course-tags {
            display: flex;
            gap: 10px;
            margin-bottom: 15px;
        }

        .tag {
            padding: 5px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
        }

        .tag-hot { background: #ffebee; color: #e53935; }
        .tag-resource { background: #e8f5e9; color: #43a047; }

        .course-items {
            list-style: none;
        }

        .course-item {
            padding: 12px 0;
            border-bottom: 1px dashed #eee;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .course-item:last-child {
            border-bottom: none;
        }

        .course-item i {
            color: var(--primary-color);
            font-size: 16px;
        }

        .course-item span {
            color: #555;
            font-size: 16px;
        }

        /* 底部区域 */
        .footer {
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-top: 20px;
        }

        .footer-text {
            color: #777;
            line-height: 1.7;
            margin-bottom: 20px;
            font-size: 16px;
        }

        .footer-links {
            display: flex;
            gap: 25px;
            flex-wrap: wrap;
        }

        .footer-link {
            display: flex;
            align-items: center;
            gap: 8px;
            color: var(--dark-color);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            font-size: 16px;
        }

        .footer-link:hover {
            color: var(--primary-color);
        }

        .footer-link i {
            font-size: 18px;
        }

        /* 简洁版网站推荐板块样式 */
        .simple-sites-container {
            margin-bottom: 40px;
        }

        .sites-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin-bottom: 20px;
        }

        .site-item {
            background: white;
            border-radius: 12px;
            padding: 18px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            display: flex;
            align-items: center;
            transition: all 0.3s ease;
            border: 1px solid #f1f1f1;
        }

        .site-item:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
            border-color: #e0e0e0;
        }

        .site-icon {
            width: 50px;
            height: 50px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: white;
            margin-right: 15px;
            flex-shrink: 0;
        }

        /* 不同网站图标的颜色 */
        .site-item:nth-child(1) .site-icon { background: linear-gradient(135deg, #ff9a9e 0%, #fad0c4 100%); }
        .site-item:nth-child(2) .site-icon { background: linear-gradient(135deg, #a1c4fd 0%, #c2e9fb 100%); }
        .site-item:nth-child(3) .site-icon { background: linear-gradient(135deg, #ffecd2 0%, #fcb69f 100%); }
        .site-item:nth-child(4) .site-icon { background: linear-gradient(135deg, #84fab0 0%, #8fd3f4 100%); }
        .site-item:nth-child(5) .site-icon { background: linear-gradient(135deg, #d4fc79 0%, #96e6a1 100%); }
        .site-item:nth-child(6) .site-icon { background: linear-gradient(135deg, #a6c0fe 0%, #f68084 100%); }

        .site-info {
            flex: 1;
            min-width: 0; /* 防止内容溢出 */
        }

        .site-name {
            font-size: 16px;
            color: var(--dark-color);
            margin-bottom: 5px;
            font-weight: 600;
            line-height: 1.3;
        }

        .site-desc {
            color: #666;
            font-size: 14px;
            line-height: 1.4;
            margin: 0;
        }

        .site-link {
            color: var(--gray-color);
            font-size: 16px;
            transition: all 0.3s;
            flex-shrink: 0;
            margin-left: 10px;
        }

        .site-link:hover {
            color: var(--primary-color);
            transform: scale(1.1);
        }

        /* 查看更多区域 */
        .more-sites-section {
            overflow: hidden;
            transition: max-height 0.4s ease;
        }

        .more-sites {
            max-height: 0;
            opacity: 0;
            overflow: hidden;
            margin-bottom: 0;
            transition: all 0.4s ease;
        }

        .more-sites-section.expanded .more-sites {
            max-height: 200px;
            opacity: 1;
            margin-bottom: 20px;
        }

        /* 右侧用户信息侧边栏 - 从已登录文件添加 */
        .user-sidebar {
            position: fixed;
            top: 0;
            right: -350px;
            width: 350px;
            height: 100vh;
            background: white;
            box-shadow: -5px 0 15px rgba(0,0,0,0.1);
            z-index: 2000;
            transition: right 0.4s ease;
            display: flex;
            flex-direction: column;
        }

        .user-sidebar.active {
            right: 0;
        }

        .user-sidebar-header {
            padding: 20px;
            border-bottom: 1px solid #eee;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: linear-gradient(135deg, #f76234 0%, #c0392b 100%);
        }

        .user-sidebar-header h3 {
            color: white;
            font-size: 20px;
            margin: 0;
        }

        .close-btn {
            font-size: 28px;
            cursor: pointer;
            color: white;
            transition: color 0.3s;
        }

        .close-btn:hover {
            color: #f1f1f1;
        }

        .user-sidebar-content {
            padding: 20px;
            flex: 1;
            overflow-y: auto;
        }

        .user-avatar-large {
            display: flex;
            justify-content: center;
            margin-bottom: 15px;
        }

        .user-avatar-sidebar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: linear-gradient(135deg, #f76234 0%, #c0392b 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-weight: bold;
            font-size: 36px;
        }

        .user-sidebar-content h4 {
            text-align: center;
            color: var(--dark-color);
            margin-bottom: 25px;
            font-size: 22px;
        }

        .user-sidebar-content .profile-text {
            text-align: center;
            font-size: 15px;
            color: #666;
            margin-bottom: 30px;
            line-height: 1.6;
        }

        .user-stats {
            display: flex;
            justify-content: space-around;
            margin-bottom: 25px;
            border-bottom: 1px solid #eee;
            padding-bottom: 20px;
        }

        .stat {
            text-align: center;
        }

        .value {
            font-size: 24px;
            font-weight: bold;
            color: var(--primary-color);
            display: block;
        }

        .label {
            color: var(--gray-color);
            font-size: 14px;
        }

        .user-menu {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .user-menu a {
            display: flex;
            align-items: center;
            padding: 12px 15px;
            color: #555;
            text-decoration: none;
            transition: all 0.2s;
            border-radius: 8px;
            font-size: 16px;
        }

        .user-menu a:hover {
            background: #f8f9fa;
            color: var(--primary-color);
        }

        .user-menu a i {
            width: 20px;
            margin-right: 12px;
            font-size: 16px;
        }

        .user-menu .logout {
            color: #e74c3c;
            margin-top: 10px;
            border-top: 1px solid #f1f1f1;
            padding-top: 10px;
        }

        .user-menu .logout:hover {
            background: #fff5f5;
            color: #c0392b;
        }

        /* 遮罩层 */
        .overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1500;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }

        .overlay.active {
            opacity: 1;
            visibility: visible;
        }

        /* 响应式设计 */
        @media (min-width: 1100px) {
            /* 电脑版样式优化 */
            .profile-section {
                flex-direction: row;
            }
            
            .banner-slider, .profile-info {
                min-width: 300px;
            }
            
            /* 在电脑版时隐藏移动端幻灯片，显示桌面端幻灯片 */
            .banner-slider {
                display: block;
            }
            
            .mobile-slider {
                display: none;
            }
            
            /* 电脑版语录区域优化 */
            .quotes-container {
                height: 70px; /* 固定高度，与幻灯片对齐 */
            }
            
            .quote-item {
                font-size: 18px;
                line-height: 1.4;
                padding: 8px 0;
            }
            
            .profile-info {
                height: 300px; /* 设置与幻灯片相同的高度 */
            }
        }

        @media (max-width: 1100px) {
            .profile-section {
                flex-direction: column;
            }
            
            .banner-slider, .profile-info {
                min-width: 100%;
            }
            
            /* 在小屏幕时显示移动端幻灯片，隐藏桌面端幻灯片 */
            .banner-slider {
                display: none;
            }
            
            .mobile-slider {
                display: block;
            }
            
            /* 移动端语录区域优化 */
            .quotes-container {
                height: auto; /* 自动高度适应内容 */
                min-height: 80px; /* 最小高度 */
                align-items: flex-start; /* 顶部对齐 */
            }
            
            .quote-item {
                font-size: 18px;
                line-height: 1.5;
                padding: 10px 0;
                min-height: 70px;
                justify-content: flex-start;
                align-items: flex-start; /* 顶部对齐 */
            }
            
            .profile-info {
                height: auto; /* 自动高度 */
            }
            
            /* 移动端始终显示控制按钮 */
            .mobile-slider .slider-btn {
                opacity: 1;
            }
            
            /* 移动端侧边栏调整 */
            .user-sidebar {
                width: 300px;
            }
        }

        @media (max-width: 900px) {
            :root {
                --sidebar-width: 60px;
            }
            
            .sidebar-text {
                display: none;
            }
            
            .navbar-center {
                display: none;
            }
            
            /* 隐藏搜索框 */
            .search-box {
                display: none;
            }
            
            /* 用户信息靠右显示 */
            .navbar-right {
                margin-left: auto;
                margin-right: 0;
                padding-right: 0;
                justify-content: flex-end;
            }
            
            /* 登录注册按钮在移动端调整 */
            .auth-buttons {
                gap: 10px;
            }
            
            .auth-btn {
                padding: 7px 15px;
                font-size: 14px;
            }
            
            .floating-actions {
                bottom: 20px;
                right: 20px;
            }
            
            /* 移动端语录优化 */
            .quote-item {
                font-size: 16px;
                line-height: 1.6;
                padding: 8px 0;
                min-height: 80px;
            }
            
            .quotes-container {
                min-height: 80px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --navbar-height: 50px;
            }
            
            .navbar {
                padding: 0 15px;
            }
            
            .logo-text {
                font-size: 20px;
            }
            
            .mobile-slider {
                height: 200px;
            }
            
            .user-sidebar {
                width: 280px;
            }
        }

        @media (max-width: 600px) {
            .mobile-slider {
                height: 200px;
                border-radius: 12px;
            }
            
            .slider-controls {
                padding: 0 12px;
            }
            
            .slider-btn {
                width: 35px;
                height: 35px;
            }
            
            .slide img {
                object-fit: cover;
            }
            
            /* 小屏幕语录样式调整 */
            .quote-item {
                font-size: 16px;
                line-height: 1.6;
                padding: 8px 0;
                min-height: 85px;
            }
            
            .quotes-container {
                min-height: 85px;
            }
            
            .signature-title {
                font-size: 17px;
            }
            
            /* 小屏幕登录按钮调整 */
            .auth-buttons {
                gap: 8px;
            }
            
            .auth-btn {
                padding: 6px 12px;
                font-size: 13px;
            }
            
            /* 小屏幕萝卜提示调整 */
            .action-item.radish-action::after {
                right: 40px;
                font-size: 11px;
                padding: 3px 8px;
            }
            
            .action-item.radish-action::before {
                right: 37px;
                border-top: 4px solid transparent;
                border-bottom: 4px solid transparent;
                border-left: 4px solid var(--primary-color);
            }
        }

        @media (max-width: 480px) {
            :root {
                --navbar-height: 50px;
            }
            
            .navbar {
                padding: 0 15px;
            }
            
            .logo-text {
                font-size: 18px;
            }
            
            .profile-info {
                padding: 20px;
            }
            
            .profile-text {
                font-size: 15px;
            }
            
            .signature-title {
                font-size: 16px;
            }
            
            .courses-grid {
                grid-template-columns: 1fr;
            }
            
            .mobile-slider {
                height: 120px;
                border-radius: 12px;
                margin-bottom: 20px;
            }
            
            .slider-controls {
                padding: 0 10px;
            }
            
            .slider-btn {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            
            .slider-nav {
                bottom: 12px;
                gap: 8px;
            }
            
            .nav-dot {
                width: 10px;
                height: 10px;
            }
            
            .slide img {
                object-fit: cover;
                width: 100%;
            }
            
            /* 超小屏幕语录样式调整 */
            .quote-item {
                font-size: 16px;
                line-height: 1.7;
                padding: 6px 0;
                min-height: 90px;
            }
            
            .quotes-container {
                min-height: 90px;
            }
            
            /* 超小屏幕登录按钮调整 */
            .auth-buttons {
                gap: 5px;
            }
            
            .auth-btn {
                padding: 5px 10px;
                font-size: 12px;
            }
            
            .user-sidebar {
                width: 260px;
            }
            
            /* 在小屏幕上隐藏萝卜图标的提示 */
            .action-item.radish-action::after,
            .action-item.radish-action::before {
                display: none;
            }
            
            /* 超小屏幕浮动按钮调整 */
            .floating-actions {
                bottom: 15px;
                right: 15px;
                gap: 12px;
            }
            
            .action-item {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
        }