/* 公共样式 */

/* CSS变量 */
:root {
    --primary-color: #0a8f85;
    --primary-dark: #087a72;
    --primary-light: #14b5aa;
    --primary-color2: #09b6aa;
    --accent-color: #d4af37;
    --text-color: #1a1a1a;
    --text-light: #5a5a5a;
    --text-gray: #888;
    --border-color: #e5e5e5;
    --bg-light: #f5f7f8;
    --bg-dark: #1a1a1a;
    --white: #fff;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.15);
    --gradient-gold: linear-gradient(135deg, #d4af37 0%, #f0c850 50%, #d4af37 100%);

}

/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

a {
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s;
}

a:hover {
    color: var(--primary-color);
    text-decoration: none;
}

ul, ol {
    list-style: none;
    padding:0;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
    font-weight: 600;
}

p {
    margin: 0;
}

/* 容器 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.container-fluid {
    width: 100%;
    padding: 0 15px;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 32px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    outline: none;
    letter-spacing: 0.5px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(10, 143, 133, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(10, 143, 133, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

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

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(10, 143, 133, 0.3);
}

.btn-outline:active {
    transform: translateY(0);
}

.btn-lg {
    padding: 16px 42px;
    font-size: 16px;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* 面包屑导航 - 全站统一 */
.breadcrumb-wrap {
    background: #f8f9fa;
    border-bottom: 1px solid #eee;
    padding: 15px 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    margin-bottom: 0;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
}

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

/* 分隔符颜色 */
.breadcrumb {
    color: #ccc;
}

/* 当前页面（最后一个链接） */
.breadcrumb a:last-child {
    color: #333;
}

/* 页面Banner - 统一内页banner样式 */
.page-banner {
    height: 350px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    margin-top: 105px;
    text-align: center;
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-about.jpg);
}

/* 各页面banner背景图 */
.page-banner.banner-about {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-about.jpg);
}

.page-banner.banner-product {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-product.jpg);
}

.page-banner.banner-case {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-about.jpg);
}

.page-banner.banner-news {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-product.jpg);
}

.page-banner.banner-service {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-service.jpg);
}

.page-banner.banner-contact {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-contact.jpg);
}

.page-banner.banner-guide {
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url(../images/banner-about.jpg);
}

.page-banner .banner-title {
    font-size: 48px;
    margin-bottom: 15px;
}

.page-banner .banner-subtitle {
    font-size: 18px;
    opacity: 0.9;
}

/* 分页 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 40px;
}

.pagination ul {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination li {
    display: flex;
}

.pagination li a {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
}

.pagination li a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination li.active a {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
    cursor: default;
}

.pagination li.disabled a,
.pagination li a:not([href]) {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

/* 兼容旧结构 .page-link */
.pagination .page-link {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    color: var(--text-color);
    transition: all 0.3s;
}

.pagination .page-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination .page-link.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

.pagination .page-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 标题区 */
.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 32px;
    color: var(--text-color);
    margin-bottom: 10px;
}

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

.section-action {
    text-align: center;
    margin-top: 40px;
}

/* Toast提示 */
.toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0,0,0,0.8);
    color: var(--white);
    padding: 15px 30px;
    border-radius: 4px;
    font-size: 14px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    z-index: 10000;
}

.toast.show {
    opacity: 1;
    visibility: visible;
}

/* 工具类 */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-10 {
    margin-top: 10px;
}

.mt-20 {
    margin-top: 20px;
}

.mt-30 {
    margin-top: 30px;
}

.mb-10 {
    margin-bottom: 10px;
}

.mb-20 {
    margin-bottom: 20px;
}

.mb-30 {
    margin-bottom: 30px;
}

/* 输入框样式 */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
textarea,
select {
    font-family: inherit;
}

/* 响应式 */
@media (max-width: 1199px) {
    .container {
        max-width: 960px;
    }
}

@media (max-width: 991px) {
    .container {
        max-width: 720px;
    }

    .page-banner {
        height: 300px;
    }

    .page-banner .banner-title {
        font-size: 36px;
    }

    .section-title h2 {
        font-size: 28px;
    }
}

@media (max-width: 767px) {
    .container {
        max-width: 100%;
    }

    .page-banner {
        height: 250px;
    }

    .page-banner .banner-title {
        font-size: 28px;
    }

    .page-banner .banner-subtitle {
        font-size: 14px;
    }

    .section-title h2 {
        font-size: 24px;
    }

    .section-title .subtitle {
        font-size: 14px;
    }

    .btn {
        padding: 10px 20px;
        font-size: 13px;
    }

    .btn-lg {
        padding: 12px 30px;
        font-size: 14px;
    }
}

/* ========================================
   统一侧边栏样式 - 所有页面共用
======================================== */

/* 左右布局容器 */
.page-layout {
    display: flex;
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 15px 60px;
}

/* 主内容区 */
.page-main {
    flex: 1;
    min-width: 0;
}

/* 侧边栏 - 统一宽度 */
.page-sidebar {
    width: 280px;
    flex-shrink: 0;
}

/* 侧边栏盒子 */
.sidebar-box {
    background: #fff;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
    border: 1px solid #f0f0f0;
}

.sidebar-box:last-child {
    margin-bottom: 0;
}

/* 侧边栏标题 */
.sidebar-title {
    font-size: 16px;
    color: #333;
    font-weight: 600;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 2px solid #f0f0f0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-title i {
    color: #09b6aa;
}

/* 侧边栏链接列表 */
.sidebar-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-list li {
    margin-bottom: 5px;
}

.sidebar-list li:last-child {
    margin-bottom: 0;
}

.sidebar-list a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    color: #555;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.3s;
    font-size: 14px;
}

.sidebar-list a:hover{
    color: #09b6aa;
}
.sidebar-list a.active {
    background: #f0f7f7;
    color: #09b6aa;
}
.sidebar-list a.active {
    background: #f0f7f7;
    color: #09b6aa;
}

.sidebar-list a i {
    color: #09b6aa;
    font-size: 15px;
}

/* 子分类 */
.sidebar-sub {
    padding-left: 15px;
    padding-top: 5px;
}

.sidebar-sub a {
    padding: 8px 22px;
    font-size: 13px;
    color: #666;
    position: relative;
}

.sidebar-sub a::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: #ccc;
    border-radius: 50%;
}

.sidebar-sub a:hover::before {
    background: #09b6aa;
}
.sidebar-sub a.active::before {
    background: #09b6aa;
}

/* 侧边栏文章/新闻列表 */
.sidebar-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sidebar-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    text-decoration: none;
    padding: 10px;
    border-radius: 6px;
    transition: all 0.3s;
}

.sidebar-item:hover {
    background: #f8f9fa;
}

.sidebar-item img {
    width: 70px;
    height: 50px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}

.sidebar-item-text {
    font-size: 13px;
    color: #555;
    line-height: 1.5;
    transition: color 0.3s;
}

.sidebar-item:hover .sidebar-item-text {
    color: #09b6aa;
}

/* 侧边栏联系区 */
.sidebar-contact p {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 10px;
    font-size: 13px;
    color: #555;
}

.sidebar-contact p i {
    color: #09b6aa;
    font-size: 14px;
}

.sidebar-btn {
    display: block;
    width: 100%;
    padding: 10px;
    background: #09b6aa;
    color: #fff;
    text-align: center;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    margin-top: 15px;
    transition: all 0.3s;
}

.sidebar-btn:hover {
    background: #08a89d;
    color:#fff;
}

/* 侧边栏响应式 - 991px以下隐藏 */
@media (max-width: 991px) {
    .page-sidebar {
        display: none;
    }
    
    .page-layout {
        padding: 30px 15px 50px;
    }
}

/* ========================================
   通用详情页导航 - 上下篇+返回列表
   适用于：产品详情、新闻详情、案例详情
======================================== */
.post-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
    padding: 20px 25px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.04);
    margin-top: 30px;
}

.post-nav a {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #666;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s;
}

.post-nav a:hover {
    color: #09b6aa;
}

.post-nav .nav-prev,
.post-nav .nav-next {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
}

.post-nav .nav-prev span,
.post-nav .nav-next span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.post-nav .nav-next {
    justify-content: flex-end;
}

.post-nav .nav-back {
    color: #09b6aa;
    font-weight: 500;
    padding: 6px 14px;
    border: 1px solid #09b6aa;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.post-nav .nav-back:hover {
    background: #09b6aa;
    color: #fff;
}

/* 导航响应式 */
@media (max-width: 767px) {
    .post-nav {
        flex-wrap: wrap;
        gap: 8px;
        padding: 12px 15px;
        margin-top: 20px;
    }
    
    .post-nav .nav-prev,
    .post-nav .nav-next {
        flex: none;
        width: 100%;
        justify-content: center;
        padding: 6px 0;
    }
    
    .post-nav .nav-back {
        order: -1;
        width: auto;
        margin: 0 auto 4px;
    }
}

/* ========================================
   HEADER STYLES
   ======================================== */

/* 头部样式 - 全新设计 */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 主导航 - 玻璃拟态效果 - 半透明悬浮在Banner上 */
.header-main {
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    transition: all 0.4s ease;
}

/* 滚动后header变实色 */
.site-header.scrolled .header-main {
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 4px 30px rgba(0,0,0,0.1);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

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

/* Logo - 透明背景 */
.logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    transition: all 0.3s;
    padding: 8px 0;
    background: transparent;
    border-radius: 0;
    box-shadow: none;
}

.logo img {
    height: 40px;
    width: auto;
    max-width: 160px;
}

/* 响应式Logo - 默认显示桌面端logo，隐藏移动端logo */
.logo-desktop {
    display: block;
}

.logo-mobile {
    display: none;
}

/* 导航菜单 - 全新设计 */
.main-nav {
    flex: 1;
    margin: 0 40px;
    padding-top:10px;
}

.nav-list {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.nav-item {
    position: relative;
}

.nav-item > a {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 12px 20px;
    font-size: 16px;
    color: var(--text-light);
    position: relative;
    transition: all 0.3s ease;
    border-radius: 8px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
    word-wrap: none;
}

/* 滚动后文字颜色变深 */
.site-header.scrolled .nav-item > a {
    color: var(--text-color);
    text-shadow: none;
}

.nav-item > a::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.75);
    border-radius: 8px;
    opacity: 0;
    transition: all 0.3s ease;
    z-index: -1;
}

.site-header.scrolled .nav-item > a::before {
    background: rgba(10, 143, 133, 0.08);
}

/* 只有激活状态显示色块背景 */
.nav-item.active > a::before {
    opacity: 1;
}

/* 鼠标滑过只变色，不显示背景 */
.nav-item:hover > a {
    color: var(--primary-color2);
}

.nav-item.active > a {
    color: var(--primary-color2);
}

.site-header.scrolled .nav-item:hover > a,
.site-header.scrolled .nav-item.active > a {
    color: var(--primary-color);
}

/* 电话 - 简洁图标+文字 */
.nav-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0;
    background: transparent;
    color: var(--primary-color2);
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.site-header.scrolled .nav-phone {
    color: var(--primary-color);
}

.nav-phone:hover {
    color: var(--accent-color);
}

.nav-phone-icon {
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-phone-icon i {
    font-size: 18px;
}

.nav-phone-number {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* ========== 产品展示 - 超级菜单 ========== */
.nav-item.mega-dropdown {
    position: static;
}

.mega-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(15px);
    width: 1100px;
    max-width: 95vw;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0,0,0,0.15), 0 10px 20px rgba(10, 143, 133, 0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 40px;
    margin-top: 20px;
    z-index: 1000;
    border: 1px solid rgba(0,0,0,0.05);
}

.nav-item.mega-dropdown:hover .mega-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.mega-menu-inner {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

.menu-column {
    position: relative;
}
.menu-column ul{
    padding:0;
}
.menu-column:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -15px;
    top: 5%;
    height: 90%;
    width: 1px;
    background: linear-gradient(180deg, transparent, rgba(10, 143, 133, 0.2), transparent);
}

.column-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    padding: 10px 0;
    transition: all 0.3s ease;
}

.column-title:hover {
    color: var(--primary-dark);
}

.column-icon {
    width: 28px;
    height: 28px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 12px;
}

.menu-column ul {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.menu-column li a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 6px;
    font-size: 13px;
    color: var(--text-light);
    border-radius: 6px;
    transition: all 0.25s ease;
    position: relative;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 180px;
}

.menu-column li a::before {
    content: '';
    width: 5px;
    height: 5px;
    background: var(--accent-color);
    border-radius: 50%;
    opacity: 0.5;
    transform: scale(1);
    transition: all 0.25s ease;
}

.menu-column li a:hover {
    background: rgba(10, 143, 133, 0.06);
    color: var(--primary-color);
    padding-left: 16px;
}

.menu-column li a:hover::before {
    opacity: 1;
    background: var(--primary-color);
}

/* ========== 行业指南 - 简单下拉菜单 ========== */
.nav-item.dropdown {
    position: relative;
}

.dropdown-menu-simple {
    position: absolute;
    top: 100%;
    left: 0;
    transform: translateY(15px);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.12);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 10px 0;
    margin-top: 15px;
    min-width: 140px;
    z-index: 1000;
    border: 1px solid rgba(0,0,0,0.05);
    overflow: hidden;
}

.nav-item.dropdown:hover .dropdown-menu-simple {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu-simple a {
    display: block;
    padding: 12px 24px;
    font-size: 14px;
    color: var(--text-color);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.dropdown-menu-simple a:hover {
    background: rgba(10, 143, 133, 0.06);
    color: var(--primary-color);
}

/* ========== 移动端菜单 ========== */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 32px;
    height: 28px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    position: relative;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    width: 100%;
    height: 2.5px;
    background: #fff;
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 移动端菜单遮罩 */
.mobile-menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(5px);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s;
    z-index: 998;
}

.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 移动端菜单面板 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 85%;
    max-width: 400px;
    height: 100vh;
    background: #fff;
    z-index: 999;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #fff;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
}

.close-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.2);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s;
}

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

.mobile-nav {
    flex: 1;
}

.mobile-nav > li {
    border-bottom: 1px solid var(--border-color);
}

.mobile-nav > li > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    transition: all 0.3s;
}

.mobile-nav > li > a:active {
    color: var(--primary-color);
}

.mobile-nav .dropdown-toggle::after {
    content: '+';
    font-size: 20px;
    font-weight: 300;
    transition: all 0.3s;
}

.mobile-dropdown-menu {
    max-height: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding-left: 15px;
}

.mobile-dropdown-menu.active {
    max-height: 800px;
    padding-bottom: 15px;
}

.mobile-dropdown-menu li a {
    display: block;
    padding: 12px 0 12px 20px;
    font-size: 14px;
    color: var(--text-light);
    border-left: 2px solid var(--border-color);
    transition: all 0.3s;
}

.mobile-dropdown-menu li a:hover {
    color: var(--primary-color);
    border-left-color: var(--primary-color);
    padding-left: 25px;
}

.mobile-submenu-title {
    font-weight: 600;
    color: var(--primary-color) !important;
    margin-top: 10px;
}

.mobile-menu-footer {
    padding: 20px;
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
}

.phone-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: #fff;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 700;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
}

.phone-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.5);
}

/* Header 响应式 */
@media (max-width: 1199px) {
    .main-nav {
        margin: 0 20px;
    }

    .nav-item > a {
        padding: 10px 12px;
        font-size: 13px;
        white-space: nowrap;
    }

    .nav-phone {
        font-size: 13px;
    }

    .nav-phone-icon i {
        font-size: 14px;
    }
    
    .nav-phone-label {
        display: none;
    }

    .mega-menu {
        width: 95vw;
        padding: 30px;
    }

    .mega-menu-inner {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }

    .menu-column:nth-child(3)::after {
        display: none;
    }

    .menu-column:nth-child(4),
    .menu-column:nth-child(5) {
        grid-column: span 1;
    }
}

@media (max-width: 1100px) {
    .main-nav {
        margin: 0 15px;
    }

    .nav-item > a {
        padding: 10px 10px;
        font-size: 12px;
    }

    .nav-phone {
        font-size: 12px;
    }

    .nav-phone-number {
        font-size: 12px;
    }
}

@media (max-width: 991px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .main-nav {
        display: none;
    }

    .nav-phone {
        display: none;
    }

    .header-main {
        background: #09b6aa !important;
    }

    .header-main-inner {
        padding: 12px 0;
    }

    .logo {
        background: transparent;
        box-shadow: none;
        padding: 0;
    }

    .logo-desktop {
        display: none;
    }

    .logo-mobile {
        display: block;
    }

    .logo img {
        height: 40px;
        max-width: 100%;
    }
}

@media (max-width: 767px) {
    .header-main-inner {
        padding: 10px 0;
    }

    .logo img {
        height: 36px;
        max-width: 100%;
    }
}

/* ========================================
   FOOTER STYLES
   ======================================== */

/* 底部样式 - 紧凑风格 */
.site-footer {
    background: #2c2c2c;
    color: #fff;
    padding-top: 40px;
}

/* 底部顶部 */
.footer-top {
    padding-bottom: 20px;
}

.footer-grid {
    display: flex;
    justify-content: space-between;
    gap: 40px;
}

.footer-col {
    flex: 1;
}

.footer-col h3.footer-title {
    font-size: 16px;
    color: #fff;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--primary-color);
}

/* 底部产品导航 */
.product-nav-links li {
    margin-bottom: 8px;
}

.product-nav-links a {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    transition: all 0.3s;
}

.product-nav-links a:hover {
    color: var(--primary-color);
    padding-left: 3px;
}

/* 快速导航 */
.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    transition: all 0.3s;
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: 3px;
}

/* 联系区域 - 二维码和联系方式并排 */
.footer-contact-area {
    display: flex;
    gap: 25px;
    align-items: flex-start;
}

/* 二维码 */
.footer-qrcode {
    flex-shrink: 0;
    margin-top:10px;
}

.footer-qrcode img {
    width: 90px;
    height: 90px;
    border-radius: 4px;
    background: rgba(255,255,255,0.1);
    display: block;
}

/* 联系方式 */
.footer-contact-info .hotline {
    font-size: 22px;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 3px;
}

.footer-contact-info .hotline-label {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 6px;
    color: rgba(255,255,255,0.7);
    font-size: 13px;
    line-height: 1.5;
}

.contact-info li i {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    margin-top: 2px;
    color: var(--primary-color);
    font-size: 14px;
}

/* 底部底部 */
.footer-bottom {
    background: #222;
    padding: 15px 0;
    border-top: 1px solid #333;
}

.footer-bottom-inner {
    text-align: center;
}

.copyright {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    margin-bottom: 5px;
}

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

.beian-info a {
    color: rgba(255,255,255,0.5);
    transition: color 0.3s;
}

.beian-info a:hover {
    color: var(--primary-color);
}

/* Footer 响应式 */
@media (max-width: 991px) {
    .site-footer {
        padding-top: 30px;
    }

    .footer-grid {
        flex-wrap: wrap;
        gap: 30px;
    }

    .footer-col {
        flex: 1 1 45%;
    }

    .footer-contact-col {
        flex: 1 1 100%;
        text-align: center;
    }

    .footer-contact-area {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }

    .footer-contact-info {
        text-align: center;
    }

    .contact-info {
        display: inline-block;
        text-align: center;
    }

    .contact-info li {
        justify-content: center;
    }

    .footer-qrcode img {
        width: 80px;
        height: 80px;
    }
}

@media (max-width: 767px) {
    .site-footer {
        padding-top: 25px;
    }

    .footer-grid {
        flex-direction: column;
        gap: 20px;
    }

    .footer-col {
        flex: 1 1 100%;
    }

    .footer-col h3.footer-title {
        font-size: 15px;
    }

    .footer-contact-area {
        flex-direction: column;
        gap: 15px;
    }

    .footer-qrcode img {
        width: 70px;
        height: 70px;
    }

    .footer-contact-info .hotline {
        font-size: 18px;
    }
}