/* ========== 全局样式 ========== */
:root {
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --secondary-color: #764ba2;
    --accent-color: #f093fb;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
    --gradient-5: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-dark: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    --text-color: #2d3748;
    --text-light: #718096;
    --bg-light: #f7fafc;
    --bg-white: #ffffff;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.2);
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-color);
    background: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
}

/* ========== 顶部广告条 ========== */
.top-bar {
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 0;
    position: relative;
    overflow: hidden;
}

.top-bar::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

.top-bar-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 500;
}

.close-top-bar {
    position: absolute;
    right: 0;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.close-top-bar:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

/* ========== 站点地图导航 ========== */
.site-nav {
    background: var(--bg-white);
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
    position: relative;
    z-index: 1200;
}

.site-links a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.site-links a:hover {
    color: var(--primary-color);
}

.site-links .divider {
    margin: 0 8px;
    color: #cbd5e0;
}

/* 全国站点下拉菜单 */
.site-dropdown {
    display: inline-block;
    position: relative;
}

.site-dropdown .dropdown-toggle {
    color: var(--text-light);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
    cursor: pointer;
}

.site-dropdown .dropdown-toggle:hover {
    color: var(--primary-color);
}

.site-dropdown .dropdown-toggle::after {
    display: inline-block;
    margin-left: 4px;
    vertical-align: middle;
    content: "";
    border-top: 4px solid;
    border-right: 4px solid transparent;
    border-left: 4px solid transparent;
}

/* 鼠标悬停显示下拉菜单 */
.site-dropdown:hover .city-menu {
    display: block;
}

.city-menu {
    width: 520px;
    padding: 15px 20px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-radius: 8px;
    margin-top: 0;
    z-index: 9999;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-white);
}

.city-menu-content {
    padding: 0;
}

.city-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
    margin: 0;
}

.city-item {
    display: block;
    font-size: 13px;
    color: var(--text-light);
    text-decoration: none;
    padding: 6px 10px;
    transition: var(--transition);
    border-radius: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    text-align: center;
}

.city-item:hover {
    color: var(--primary-color);
    background: rgba(29, 78, 216, 0.05);
    transform: none;
}

/* 右侧联系方式 */
.contact-info {
    font-size: 14px;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 20px;
    justify-content: flex-end;
    white-space: nowrap;
}

.contact-info .phone {
    font-weight: 500;
    color: var(--primary-color);
}

.contact-info .work-time {
    font-size: 13px;
    color: var(--text-light);
}

.contact-info .phone i,
.contact-info .work-time i {
    margin-right: 5px;
    font-size: 12px;
}

.contact-info {
    font-size: 14px;
    color: var(--text-light);
}

.contact-info .phone {
    color: var(--primary-color);
    font-weight: 600;
}

/* ========== 主导航栏 ========== */
.navbar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 8px 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
    z-index: 1100;
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
    padding: 6px 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 26px;
    font-weight: 800;
    color: var(--primary-color);
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 12px;
    transition: var(--transition);
}

.navbar-brand:hover {
    background: rgba(102, 126, 234, 0.05);
    transform: translateY(-1px);
}

.logo-img {
    height: 50px;
    width: auto;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
    transition: var(--transition);
}

.logo-img:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

.brand-name {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 8px 14px !important;
    border-radius: 8px;
    transition: var(--transition);
    font-size: 14px;
    position: relative;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 60%;
}

.nav-link:hover {
    color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
}

.nav-link i {
    color: var(--primary-color);
    flex-shrink: 0;
}

/* 强制导航链接文字不换行 */
.navbar-nav .nav-item {
    white-space: nowrap !important;
    display: flex !important;
    align-items: center !important;
}

/* 更强制性的导航链接样式 - 解决浏览器兼容性问题 */
.navbar-nav .nav-link {
    display: inline-flex !important;
    display: -webkit-inline-flex !important; /* Safari/旧版Webkit */
    display: -ms-inline-flexbox !important; /* IE10+ */
    align-items: center !important;
    -webkit-align-items: center !important;
    white-space: nowrap !important;
    white-space: pre !important; /* 更兼容的方式 */
    flex-direction: row !important;
    -webkit-flex-direction: row !important;
    flex-wrap: nowrap !important;
    -webkit-flex-wrap: nowrap !important;
    gap: 8px !important;
    min-width: fit-content !important;
    max-width: none !important;
    width: auto !important;
    word-break: keep-all !important; /* 中文不断词 */
    word-wrap: normal !important;
    overflow: visible !important;
    text-wrap: nowrap !important; /* CSS3新属性 */
}

.navbar-nav .nav-link i {
    flex-shrink: 0 !important;
    -webkit-flex-shrink: 0 !important;
    flex-basis: auto !important;
    flex-grow: 0 !important;
    min-width: 16px !important; /* 确保图标有最小宽度 */
    display: inline-block !important; /* 更兼容的方式 */
    vertical-align: middle !important; /* 垂直居中 */
}

.navbar-nav .nav-link::after {
    content: none !important;
}

/* 终极兼容方案 - 使用属性选择器确保最高优先级 */
.navbar-nav li.nav-item a.nav-link[href="about.html"] {
    white-space: nowrap !important;
    display: inline-block !important; /* 回退到更稳定的inline-block */
    width: auto !important;
    min-width: 80px !important; /* 确保足够宽度 */
    word-break: keep-all !important;
}

/* 为所有导航链接添加备用方案 */
.navbar-nav li.nav-item a.nav-link {
    display: inline-block !important; /* 回退方案 */
    white-space: nowrap !important;
    width: auto !important;
    overflow: visible !important;
}

.mega-menu {
    min-width: 220px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    border: none;
    padding: 10px 0;
    z-index: 9998;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
}

.mega-menu .dropdown-item {
    padding: 10px 20px;
    border-radius: 8px;
    margin: 4px 10px;
    transition: var(--transition);
}

.mega-menu .dropdown-item:hover {
    background: var(--gradient-1);
    color: white;
    transform: translateX(5px);
}

/* ===== 下拉菜单网格布局样式（简洁大气版） ===== */
/* 网格容器 - 优化为多列布局 */
.mega-menu-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);  /* 默认3列，适合大部分场景 */
    gap: 10px;  /* 减小间距，更紧凑 */
    padding: 10px;  /* 减小内边距 */
    width: auto;
    max-width: 100%;
}

/* 资质代办特殊布局 - 4列显示 */
.mega-menu-grid.mega-menu-4col {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;  /* 减小间距，更紧凑 */
    padding: 10px;  /* 减小内边距 */
    max-width: 100%;
}

/* 下拉菜单宽度优化 - 适配内容，不拉伸 */
.dropdown-menu {
    width: auto !important;
    min-width: 450px !important;  /* 减小宽度，适配内容 */
    max-width: 750px !important;  /* 减小最大宽度 */
    position: absolute !important;
    left: 0 !important;
    top: 100% !important;
    margin-top: 0 !important;
    padding: 0 !important;
    border-radius: var(--border-radius) !important;
    box-shadow: var(--shadow-lg) !important;
    z-index: 9999 !important;
    border: none !important;  /* 移除边框 */
    display: block !important;  /* 始终显示，用opacity和visibility控制 */
    visibility: hidden !important;
    opacity: 0 !important;
    transition: all 0.2s ease !important;
}

/* 菜单显示时的状态 */
.dropdown-menu.show {
    visibility: visible !important;
    opacity: 1 !important;
    transform: translateY(0) !important;
}

/* 列容器 - 减小间距，更紧凑 */
.mega-menu-column {
    padding: 0 5px;  /* 从10px减小到5px */
}

/* 分类标题 - 优化样式，更紧凑 */
.mega-menu-title {
    font-size: 15px;  /* 从16px减小到15px */
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 6px;  /* 从8px减小到6px */
    padding: 4px 0;  /* 从6px 0减小到4px 0 */
    display: flex;
    align-items: center;
    gap: 6px;  /* 从8px减小到6px */
    border-bottom: none;
}

.mega-menu-title i {
    font-size: 15px;  /* 从16px减小到15px */
    color: var(--primary-dark);
}

/* 列表样式（移除圆点，优化间距） */
.mega-menu-list {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
}

.mega-menu-list li {
    margin-bottom: 2px !important;  /* 从4px减小到2px，更紧凑 */
}

.mega-menu-list li:last-child {
    margin-bottom: 0 !important;
}

/* 下拉菜单项样式优化 - 更紧凑 */
.mega-menu-grid .dropdown-item {
    padding: 6px 10px !important;  /* 从8px 12px减小到6px 10px，更紧凑 */
    margin: 0 !important;
    border-radius: 5px !important;  /* 从6px减小到5px */
    font-size: 14px !important;  /* 从15px减小到14px */
    font-weight: 500;
    transition: all 0.2s ease !important;
    white-space: nowrap !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;  /* 从8px减小到6px */
    color: var(--text-color) !important;
    background: transparent !important;
    border: none !important;
    line-height: 1.4 !important;  /* 优化行高 */
}

.mega-menu-grid .dropdown-item:hover {
    background: var(--gradient-1) !important;
    color: white !important;
    transform: translateX(2px) !important;  /* 从4px减小到2px */
    box-shadow: var(--shadow-sm) !important;  /* 从md改为sm，更 subtle */
}

/* HOT图标样式优化 */
.hot-icon {
    font-size: 12px !important;  /* 从14px减小到12px */
    margin-right: 4px !important;  /* 从6px减小到4px */
    filter: drop-shadow(0 1px 1px rgba(0,0,0,0.1));
    flex-shrink: 0;
}

/* 响应式优化 - 移动端 */
@media (max-width: 991px) {
    .mega-menu-grid {
        grid-template-columns: 1fr !important;
        gap: 15px !important;
        padding: 15px !important;
    }
    
    .mega-menu-column {
        padding: 0 10px !important;
    }
    
    .mega-menu-title {
        font-size: 17px !important;
        margin-bottom: 10px !important;
    }
    
    .mega-menu-grid .dropdown-item {
        font-size: 15px !important;
        padding: 10px 15px !important;
    }
}

/* HOT图标样式 */
.hot-icon {
    font-size: 12px;
    margin-right: 4px;
    filter: drop-shadow(0 1px 1px rgba(0,0,0,0.1));
}

/* 响应式优化 */
@media (max-width: 991px) {
    .mega-menu-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        padding: 15px 0;
    }
    
    .mega-menu-column {
        padding: 0 10px;
    }
    
    .mega-menu-title {
        font-size: 14px;
        margin-bottom: 10px;
    }
    
    .mega-menu-grid .dropdown-item {
        font-size: 13px !important;
        padding: 6px 12px !important;
    }
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* CSS版本号 - 更新日期：2026-04-03 */
/* 版本：202604030930 - 优化下拉菜单宽度和布局 */

/* ========== 导航栏一行布局样式（强制一行） ========== */
/* 导航容器 - 强制一行布局 */
#navbarNav {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: flex-start !important;
    padding-top: 0 !important;
    width: 100% !important;
}

/* 导航列表 - 强制一行显示 */
#navbarNav > .navbar-nav.me-auto {
    display: flex !important;
    width: auto !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    margin: 0 auto 0 0 !important;
    padding: 0 !important;
    border: none !important;
    flex-shrink: 0 !important;
}

/* 导航项 - 紧凑排列 */
.navbar-nav .nav-item {
    margin: 0 12px !important;
    display: block !important;
    white-space: nowrap !important;
    flex-shrink: 0 !important;
}

.navbar-nav .nav-item:first-child {
    margin-left: 0 !important;
}

.navbar-nav .nav-item:last-child {
    margin-right: 12px !important;
}

/* 导航链接 */
.navbar-nav .nav-link {
    padding: 8px 0 !important;
    font-size: 15px !important;
}

/* 右侧功能区 - 固定右侧 */
#navbarNav > .nav-actions {
    display: flex !important;
    align-items: center !important;
    gap: 10px !important;
    margin-left: auto !important;
    flex-shrink: 0 !important;
}

/* 下拉菜单 */
.navbar-nav .dropdown-menu {
    top: 100% !important;
    margin-top: 0 !important;
}

/* 确保下拉菜单紧贴导航项，没有间隙 */
.nav-item.dropdown {
    position: relative !important;
}

.dropdown-toggle {
    margin-bottom: 0 !important;
    padding-bottom: 15px !important;  /* 增加底部padding，扩大触发区域 */
}

/* 响应式 - 1200px以下允许换行 */
@media (max-width: 1200px) {
    #navbarNav {
        flex-wrap: wrap !important;
    }
    
    #navbarNav > .navbar-nav.me-auto {
        flex-wrap: wrap !important;
        width: 100% !important;
        margin-bottom: 5px !important;
    }
    
    #navbarNav > .nav-actions {
        margin-left: 0 !important;
        width: 100% !important;
        justify-content: flex-start !important;
    }
}

@media (max-width: 991px) {
    #navbarNav {
        flex-direction: column !important;
        align-items: flex-start !important;
    }
    
    #navbarNav > .navbar-nav.me-auto {
        flex-direction: column !important;
        flex-wrap: wrap !important;
        width: 100% !important;
        margin: 0 !important;
    }
    
    .navbar-nav .nav-item {
        width: 100% !important;
        margin: 0 0 5px 0 !important;
    }
    
    #navbarNav > .nav-actions {
        margin-left: 0 !important;
        margin-top: 15px !important;
        width: 100% !important;
    }
}

/* 旧样式兼容（保留但不使用） */
.navbar-nav:first-of-type {
    margin-bottom: 0;
}

.navbar-nav:nth-of-type(2) {
    margin-top: 8px;
    border-top: 1px solid rgba(102, 126, 234, 0.1);
    padding-top: 8px;
}

.search-box {
    position: relative;
}

.search-box .form-control {
    padding: 8px 40px 8px 15px;
    border-radius: 20px;
    border: 2px solid #e2e8f0;
    font-size: 14px;
    width: 200px;
    transition: var(--transition);
}

.search-box .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    width: 250px;
}

.search-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.search-btn:hover {
    color: var(--primary-color);
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}

.cart-btn {
    background: rgba(102, 126, 234, 0.1);
    color: var(--primary-color);
}

.cart-btn:hover {
    background: var(--primary-color);
    color: white;
}

.cart-btn .badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: var(--gradient-2);
    border-radius: 50%;
    font-size: 12px;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.login-btn:hover {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
}

.register-btn {
    background: var(--gradient-1);
    color: white;
}

.register-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ========== Hero Section ========== */
.hero-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-dark);
    z-index: -2;
}

.hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(240, 147, 251, 0.2) 0%, transparent 50%);
    z-index: -1;
}

.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.4) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: float 8s ease-in-out infinite;
    z-index: -1;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(-30px, 30px); }
}

.hero-content {
    color: white;
}

.hero-title {
    font-size: 56px;
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 10px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-title .highlight {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 24px;
    font-weight: 300;
    margin-bottom: 20px;
    opacity: 0.9;
    letter-spacing: 3px;
}

.hero-desc {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.8;
}

.hero-features {
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-size: 16px;
    opacity: 0.9;
}

.feature-item i {
    color: #4facfe;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.btn {
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 16px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-primary {
    background: var(--gradient-1);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.btn-outline-light {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* ========== Hero Card ========== */
.hero-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-xl);
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: var(--transition);
    animation: cardEntrance 1s ease-out;
}

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: perspective(1000px) rotateY(-10deg) rotateX(10deg) translateZ(-100px);
    }
    to {
        opacity: 1;
        transform: perspective(1000px) rotateY(-5deg) rotateX(5deg) translateZ(0);
    }
}

.hero-card:hover {
    transform: perspective(1000px) rotateY(0) rotateX(0) translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.hero-card .card-header {
    text-align: center;
    margin-bottom: 30px;
}

.hero-card .card-header h3 {
    color: var(--primary-color);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.hero-card .card-header p {
    color: var(--text-light);
    font-size: 14px;
}

.price-form .form-group {
    margin-bottom: 20px;
}

.price-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
    font-size: 14px;
}

.price-form .form-select,
.price-form .form-control {
    padding: 12px 15px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 15px;
    transition: var(--transition);
}

.price-form .form-select:focus,
.price-form .form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btn-submit {
    width: 100%;
    background: var(--gradient-1);
    color: white;
    padding: 14px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.4);
}

.form-privacy {
    text-align: center;
    margin-top: 15px;
    font-size: 12px;
    color: var(--text-light);
}

/* ========== Section ========== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 10px;
}

.section-title .highlight {
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title small {
    display: block;
    font-size: 18px;
    font-weight: 400;
    color: var(--text-light);
    margin-top: 5px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-light);
    margin-top: 15px;
}

/* ========== 特惠活动 Section ========== */
.special-offer-section {
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-light) 100%);
}

.offer-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    height: 100%;
    z-index: 1;
    pointer-events: auto;
}

.offer-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-1);
    opacity: 0;
    transition: var(--transition);
}

.offer-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.offer-card:hover::before {
    opacity: 0.03;
}

.offer-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--gradient-2);
    color: white;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    z-index: 1;
}

.offer-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--gradient-3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
    box-shadow: var(--shadow-md);
}

.card-1 .offer-icon { background: var(--gradient-3); }
.card-2 .offer-icon { background: var(--gradient-2); }
.card-3 .offer-icon { background: var(--gradient-1); }
.card-4 .offer-icon { background: var(--gradient-4); }

.offer-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.offer-card p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 20px;
}

.offer-price {
    margin-bottom: 25px;
}

.offer-price .original {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 16px;
    margin-right: 10px;
}

.offer-price .current {
    color: var(--primary-color);
    font-size: 32px;
    font-weight: 700;
}

.btn-offer {
    display: block;
    width: 100%;
    padding: 12px;
    background: var(--gradient-1);
    color: white;
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    position: relative;
    z-index: 2;
    pointer-events: auto;
}

.btn-offer:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* ========== 行业分类 Section ========== */
.industry-section {
    background: white;
}

.industry-tabs {
    margin-bottom: 40px;
    text-align: center;
}

.industry-tabs .nav-pills {
    display: inline-flex;
    background: var(--bg-light);
    border-radius: 50px;
    padding: 5px;
    gap: 5px;
    box-shadow: var(--shadow-sm);
}

.industry-tabs .nav-link {
    padding: 12px 25px;
    border-radius: 40px;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    border: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.industry-tabs .nav-link i {
    font-size: 18px;
}

.industry-tabs .nav-link.active {
    background: var(--gradient-1);
    color: white;
    box-shadow: var(--shadow-md);
}

.service-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-1);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-1);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
    margin-bottom: 20px;
}

.service-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 10px;
}

.service-card p {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.service-meta .tag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.service-meta .tag.hot {
    background: #fff5f5;
    color: #f56565;
}

.service-meta .tag.recommend {
    background: #fffaf0;
    color: #ed8936;
}

.service-meta .price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
}

.btn-service {
    display: block;
    width: 100%;
    padding: 12px;
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);

    position: relative;
    z-index: 2;
    pointer-events: auto !important;
}

.btn-service:hover {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
}

/* ========== 优势 Section ========== */
.advantage-section {
    background: var(--gradient-dark);
    color: white;
}

.advantage-section .section-title {
    color: white;
}

.advantage-section .section-title .highlight {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.advantage-section .section-subtitle {
    color: rgba(255, 255, 255, 0.7);
}

.advantage-card {
    text-align: center;
    padding: 40px 30px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    height: 100%;
}

.advantage-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
}

.advantage-icon {
    width: 90px;
    height: 90px;
    margin: 0 auto 25px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.5);
}

.advantage-card h4 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
}

.advantage-card p {
    font-size: 15px;
    line-height: 1.8;
    opacity: 0.8;
}

/* ========== 成功案例 Section ========== */
.case-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
}

.case-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
}

.certificate-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.certificate-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
}

.certificate-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.certificate-image {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: white;
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.3);
    position: relative;
}

.certificate-image::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    opacity: 0.3;
    transform: scale(1.4);
    z-index: -1;
}

.certificate-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-color);
}

.certificate-card p {
    color: var(--text-light);
    font-size: 15px;
    margin-bottom: 0;
    line-height: 1.6;
}

/* ========== 证书轮播图 ========== */
.certificates-carousel-wrapper {
    position: relative;
    overflow: hidden;
    padding: 20px 0;
}

.carousel-container {
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
    padding: 0 60px;
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
    gap: 20px;
    padding: 10px 0;
}

.certificate-slide {
    min-width: 360px;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.certificate-slide:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.certificate-img {
    width: 100%;
    height: 280px;
    object-fit: contain;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    padding: 20px;
    border-radius: var(--border-radius-lg);
}

/* 移除文字描述相关的样式 */
.certificate-slide h4,
.certificate-slide p {
    display: none;
}

@media (max-width: 768px) {
    .carousel-container {
        padding: 0 50px;
    }
    
    .certificate-slide {
        min-width: 260px;
    }
    
    .certificate-img {
        height: 220px;
        padding: 15px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
}

.carousel-controls {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 10px;
    pointer-events: none;
    z-index: 10;
}

.carousel-btn {
    width: 45px;
    height: 45px;
    border: none;
    border-radius: 50%;
    background: var(--gradient-1);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-md);
    font-size: 16px;
    pointer-events: auto;
}

.carousel-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-lg);
}

.carousel-btn:active {
    transform: scale(0.95);
}

/* ========== 联系方式 Section ========== */
.contact-section {
    background: var(--bg-light);
}

.contact-card {
    text-align: center;
    padding: 40px 30px;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    height: 100%;
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.contact-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
    box-shadow: var(--shadow-lg);
}

.contact-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 15px;
}

.contact-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.contact-desc {
    color: var(--text-light);
    font-size: 14px;
}

.qr-code {
    margin-top: 20px;
    text-align: center;
}

.qr-code img {
    width: 120px;
    height: 120px;
    border: 3px solid var(--primary-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    background: white;
    padding: 8px;
}

.qr-code img:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

/* ========== 页脚 ========== */
.footer {
    background: var(--gradient-dark);
    color: white;
    padding: 80px 0 30px;
}

.footer-about h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-about p {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 20px;
    opacity: 0.8;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 18px;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--gradient-1);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 25px;
}

.footer-links ul {
    list-style: none;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: white;
    padding-left: 5px;
}

.footer-bottom {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    margin-bottom: 5px;
}

.icp {
    color: rgba(255, 255, 255, 0.5);
    font-size: 12px;
}

.footer-qr {
    text-align: center;
}

/* 二维码占位符（用于替换真实二维码） */
.qr-placeholder {
    width: 120px;
    height: 120px;
    border-radius: 10px;
    margin: 0 auto 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 2px dashed rgba(255, 255, 255, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.7);
    text-align: center;
    padding: 10px;
}

.qr-placeholder i {
    font-size: 40px;
    margin-bottom: 8px;
}

.qr-placeholder p {
    font-size: 12px;
    font-weight: 500;
    margin: 0 0 4px 0;
    line-height: 1.3;
}

.qr-placeholder small {
    font-size: 10px;
    line-height: 1.2;
    opacity: 0.8;
}

/* 真实二维码图片（使用时取消注释并删除占位符） */
.footer-qr .qr-img {
    width: 120px;
    height: 120px;
    border-radius: 10px;
    margin-bottom: 10px;
    background: white;
    padding: 5px;
}

.footer-qr > p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
}

/* ========== 悬浮客服 ========== */
.floating-customer-service {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1000;
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    position: relative;
    transition: var(--transition);
}

.service-icon:hover {
    transform: scale(1.1);
}

.service-icon .pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--gradient-1);
    animation: pulse 2s infinite;
    z-index: -1;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.service-menu {
    position: absolute;
    bottom: 80px;
    right: 0;
    display: none;
    flex-direction: column;
    gap: 10px;
}

.service-menu.show {
    display: flex;
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.service-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: white;
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
}

.service-item:hover {
    background: var(--gradient-1);
    color: white;
    transform: translateX(-5px);
}

.service-item i {
    font-size: 20px;
}

/* 电话咨询项 */
.phone-item {
    position: relative;
    cursor: pointer;
}

/* 电话号码弹出框 */
.phone-popup {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 15px;
    background: white;
    border-radius: 10px;
    padding: 20px;
    box-shadow: var(--shadow-lg);
    display: none;
    flex-direction: column;
    align-items: center;
    z-index: 1000;
    width: 220px;
    text-align: center;
}

.phone-popup.show {
    display: flex;
    animation: fadeIn 0.3s ease-out;
}

.phone-popup .phone-number {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.phone-popup p {
    margin: 0 0 15px 0;
    font-size: 14px;
    color: var(--text-color);
}

.phone-popup .btn-call {
    display: inline-block;
    padding: 8px 20px;
    background: var(--gradient-1);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.phone-popup .btn-call:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

/* 电话弹出框箭头 */
.phone-popup::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 30px;
    border: 8px solid transparent;
    border-top-color: white;
}

/* 微信咨询项 */
.wechat-item {
    position: relative;
    cursor: pointer;
}

/* 微信二维码弹出框 */
.wechat-qr-popup {
    position: absolute;
    bottom: 100%;
    right: 0;
    margin-bottom: 15px;
    background: white;
    border-radius: 10px;
    padding: 15px;
    box-shadow: var(--shadow-lg);
    display: none;
    flex-direction: column;
    align-items: center;
    z-index: 1000;
    width: 200px;
}

.wechat-qr-popup.show {
    display: flex;
    animation: fadeIn 0.3s ease-out;
}

.wechat-qr-popup img {
    width: 150px;
    height: 150px;
    border-radius: 8px;
    margin-bottom: 10px;
}

.wechat-qr-popup p {
    margin: 0;
    font-size: 12px;
    color: var(--text-color);
    text-align: center;
    font-weight: 500;
}

/* 二维码弹出框箭头 */
.wechat-qr-popup::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 30px;
    border: 8px solid transparent;
    border-top-color: white;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========== Toast 通知 ========== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
}

.toast {
    min-width: 300px;
    background: white;
    border-radius: 10px;
    box-shadow: var(--shadow-xl);
    padding: 15px 20px;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success i { color: #48bb78; }
.toast.error i { color: #f56565; }
.toast.info i { color: #4299e1; }
.toast.warning i { color: #ed8936; }

.toast-content h5 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 2px;
}

.toast-content p {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}

/* ========== 回到顶部 ========== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

/* ========== 响应式 ========== */
@media (max-width: 991px) {
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-card {
        transform: none;
        margin-top: 40px;
    }
    
    .hero-card:hover {
        transform: translateY(-10px);
    }
    
    section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .industry-tabs .nav-pills {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .nav-actions {
        margin-top: 20px;
    }
    
    .search-box .form-control {
        width: 150px;
    }
}

@media (max-width: 767px) {
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .offer-card,
    .service-card,
    .advantage-card,
    .case-card,
    .contact-card {
        margin-bottom: 30px;
    }
    
    .footer {
        padding: 60px 0 30px;
    }
    
    .footer-links {
        margin-bottom: 30px;
    }
    
    .floating-customer-service {
        bottom: 20px;
        right: 20px;
    }
    
    .service-icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }
    
    .back-to-top {
        bottom: 20px;
        left: 20px;
        width: 45px;
        height: 45px;
        font-size: 18px;
    }
}

/* ========== 免费工具板块 ========== */
.tools-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e6f7ff 100%);
    position: relative;
    overflow: hidden;
}

.tools-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    opacity: 0.1;
}

.tool-card {
    background: white;
    border-radius: 15px;
    padding: 40px 30px;
    height: 100%;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
}

.tool-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.tool-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 36px;
    color: white;
    position: relative;
    z-index: 1;
}

.tool-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    z-index: -1;
    opacity: 0.3;
    transform: scale(1.3);
}

.tool-card h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark);
}

.tool-card p {
    color: var(--gray);
    margin-bottom: 20px;
    line-height: 1.6;
    flex-grow: 1;
}

.tool-feature {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 25px;
    text-align: left;
}

.tool-feature span {
    font-size: 14px;
    color: var(--gray);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tool-feature span i {
    color: var(--success);
    font-size: 12px;
}

.btn-tool {
    background: var(--gradient-1);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 500;
    transition: var(--transition);
    width: 100%;
}

.btn-tool:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(29, 78, 216, 0.3);
    color: white;
}

/* ========== 企业测评板块 ========== */
.evaluation-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    position: relative;
    overflow: hidden;
}

.evaluation-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(to right, var(--secondary), var(--primary));
    opacity: 0.1;
}

.evaluation-card {
    background: white;
    border-radius: 15px;
    padding: 40px 30px;
    height: 100%;
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.evaluation-card .btn-evaluation {
    margin-top: auto;
}

.evaluation-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.evaluation-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 36px;
    color: white;
    position: relative;
}

.evaluation-icon::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: inherit;
    opacity: 0.3;
    transform: scale(1.3);
    z-index: -1;
}

.evaluation-card h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark);
}

.evaluation-card p {
    color: var(--gray);
    margin-bottom: 15px;
    font-weight: 500;
}

.evaluation-desc {
    margin-bottom: 25px;
}

.evaluation-desc small {
    color: var(--gray);
    line-height: 1.5;
    display: block;
}

.btn-evaluation {
    background: var(--gradient-2);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 500;
    transition: var(--transition);
    width: 100%;
    position: relative;
    z-index: 2;
    pointer-events: auto !important;
}

.btn-evaluation:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(249, 115, 22, 0.3);
    color: white;
}

/* ========== 合作客户板块 ========== */
.clients-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    position: relative;
    overflow: hidden;
}

.clients-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-1);
}

.clients-image-wrapper {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.clients-image-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.clients-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
}

/* ========== 数据展示板块 ========== */
.stats-section {
    padding: 100px 0;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    position: relative;
    overflow: hidden;
    color: white;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 C50,0 50,100 100,100 L100,0 Z" fill="rgba(255,255,255,0.02)"/></svg>');
    background-size: 100% 100%;
}

.stat-card {
    text-align: center;
    padding: 40px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    height: 100%;
}

.stat-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.stat-number {
    font-size: 48px;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 10px;
    font-family: 'Noto Sans SC', sans-serif;
    position: relative;
    display: inline-block;
}

.stat-number::after {
    content: '+';
    position: absolute;
    top: -5px;
    right: -20px;
    font-size: 24px;
    color: var(--secondary);
}

.stat-number[data-count="98"]::after {
    content: '%';
}

.stat-label {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: white;
}

.stat-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}