/*
Theme Name: Bellwood Rewinds Theme
Description: A custom theme replicating the Bellwood Rewinds website design for generator products
Version: 1.0
Author: AI Assistant
*/

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

.container-l {
    padding:0 20px;
    width: 90%;
    margin: auto;
}

.tophead {
    display: flex;
    justify-content: space-between;
}

/* Header Styles */
.site-header {
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.slogo {
    display:flex;
}

/* 蓝色顶部横幅样式 */
.blue-top-banner {
    background: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    color: white;
    padding: 6px 0;
    position: relative;
    z-index: 1000;
}

.blue-top-banner .container {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 16px;
    font-weight: 500;
}

.banner-text {
    color: white;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.banner-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.15);
    color: white;
    padding: 8px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.banner-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    color: white;
    text-decoration: none;
}

.btn-arrow {
    transition: transform 0.3s ease;
}

.banner-btn:hover .btn-arrow {
    transform: translateX(3px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .blue-top-banner {
        padding: 10px 0;
    }
    
    .banner-content {
        flex-direction: column;
        gap: 12px;
        font-size: 14px;
    }
    
    .banner-text {
        font-size: 15px;
    }
    
    .banner-btn {
        padding: 6px 16px;
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .blue-top-banner {
        padding: 8px 0;
    }
    
    .banner-content {
        gap: 10px;
        flex-direction: row;
        display:flex;
    }
    
    .banner-text {
        font-size: 14px;
    }
}

/* Header Styles */
.site-header {
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
/* Header Styles */
.site-header {
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Top Navigation Bar - White Background */
.header-top {
    background-color: white;
    padding: 8px 0;
    font-size: 14px;
    border-bottom: 1px solid #e5e7eb;
}

.header-top .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-contact {
    color: #333;
}

.header-contact a {
    color: #333;
    text-decoration: none;
    margin-right: 20px;
    font-size: 14px;
}

.header-contact a:hover {
    color: #1d5a85;
}

.sell-generator-btn {
    background-color: #4a90c2;
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 13px;
    font-weight: bold;
    transition: all 0.3s;
}

.sell-generator-btn:hover {
    background-color: #3a7ba8;
    transform: translateY(-1px);
}

/* Main Header - Logo Area */
.header-main {
    background: white;
    padding: 15px 0;
}

.header-main .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-branding {
    display: flex;
    align-items: center;
}

.site-logo {
    font-size: 36px;
    font-weight: bold;
    color: #1d5a85;
    text-decoration: none;
    font-family: Arial, sans-serif;
    line-height: 1.2;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* White Contact Bar */
.contact-bar {
    background-color: white;
    color: #333;
    padding: 8px 0;
    font-size: 14px;
    border-bottom: 1px solid #e5e7eb;
}

.contact-bar .container {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.contact-bar .help-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #333;
}

.contact-bar .phone-number {
    font-weight: bold;
    color: #1d5a85;
}

.footer-contact a{
    color:#fff;
}

/* Navigation Styles */
.main-navigation {
    background-color: white;
    padding: 0;
    position: relative;
    z-index: 100;
    border-bottom: 1px solid #e5e7eb;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.main-navigation .container-l {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 桌面端导航 */
.desktop-menu {
    flex: 1;
}

/* 移动端汉堡菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    position: relative;
    z-index: 1000;
}

.hamburger-line {
    width: 24px;
    height: 3px;
    background-color: #333;
    margin: 2px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* 移动端侧边导航 */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none; /* 默认不响应点击 */
}

.mobile-menu-overlay.active {
    pointer-events: auto; /* 激活时才响应点击 */
}

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

.mobile-menu-sidebar {
    position: fixed;
    top: 0;
    right: -320px;
    width: 320px;
    height: 100%;
    background-color: white;
    z-index: 1000;
    transition: right 0.3s ease;
    box-shadow: -2px 0 10px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
}

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

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #e5e7eb;
    background-color: #f8f9fa;
}

.mobile-logo img {
    max-height: 40px;
}

.mobile-menu-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: #666;
    transition: color 0.3s ease;
}

.mobile-menu-close:hover {
    color: #333;
}

.mobile-menu-content {
    padding: 0;
    display: flex;
    flex-direction: column;
    height: calc(100vh - 80px); /* 减去header高度 */
    overflow-y: auto;
}

/* 移动端导航菜单样式 */
.mobile-nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* 移动端菜单项样式 - 兼容WordPress原生菜单和自定义菜单 */
.mobile-nav-menu .menu-item,
.mobile-menu-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0;
    transform: translateX(20px);
    animation: slideInMenuItem 0.3s ease forwards;
}

.mobile-nav-menu .menu-item:nth-child(1) { animation-delay: 0.1s; }
.mobile-nav-menu .menu-item:nth-child(2) { animation-delay: 0.2s; }
.mobile-nav-menu .menu-item:nth-child(3) { animation-delay: 0.3s; }
.mobile-nav-menu .menu-item:nth-child(4) { animation-delay: 0.4s; }
.mobile-nav-menu .menu-item:nth-child(5) { animation-delay: 0.5s; }
.mobile-nav-menu .menu-item:nth-child(6) { animation-delay: 0.6s; }

@keyframes slideInMenuItem {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 一级菜单链接样式 */
.mobile-nav-menu .menu-item > a,
.mobile-menu-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px;
    color: #ffffff;
    text-decoration: none;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: 0.3px;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    
    position: relative;
}

.mobile-nav-menu .menu-item > a:hover,
.mobile-menu-link:hover {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.15) 0%, rgba(0, 123, 255, 0.25) 100%);
    color: #4FACFE;
    transform: translateX(5px);
}

/* 为有子菜单的项目添加箭头 */
.mobile-nav-menu .menu-item-has-children > a::after,
.mobile-menu-arrow {
    content: '›';
    background: linear-gradient(135deg, #4FACFE 0%, #00f2fe 100%);
    color: #2c3e50;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(79, 172, 254, 0.3);
    margin-left: auto;
    flex-shrink: 0;
}

.mobile-nav-menu .menu-item-has-children > a:hover::after,
.mobile-menu-link:hover .mobile-menu-arrow {
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.5);
}

/* 移动端二级子菜单 */
.mobile-nav-menu .sub-menu,
.mobile-sub-menu {
    display: none;
    list-style: none;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border-radius: 0 0 12px 12px;
    box-shadow: inset 0 2px 10px rgba(0, 0, 0, 0.2);
}

.mobile-nav-menu .sub-menu.show,
.mobile-sub-menu.show {
    display: block;
}

.mobile-nav-menu .sub-menu .menu-item,
.mobile-sub-menu li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    opacity: 0;
    transform: translateX(15px);
    animation: slideInSubMenuItem 0.3s ease forwards;
}

.mobile-nav-menu .sub-menu .menu-item:last-child,
.mobile-sub-menu li:last-child {
    border-bottom: none;
}

.mobile-nav-menu .sub-menu .menu-item:nth-child(1) { animation-delay: 0.1s; }
.mobile-nav-menu .sub-menu .menu-item:nth-child(2) { animation-delay: 0.15s; }
.mobile-nav-menu .sub-menu .menu-item:nth-child(3) { animation-delay: 0.2s; }
.mobile-nav-menu .sub-menu .menu-item:nth-child(4) { animation-delay: 0.25s; }
.mobile-nav-menu .sub-menu .menu-item:nth-child(5) { animation-delay: 0.3s; }

@keyframes slideInSubMenuItem {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.mobile-nav-menu .sub-menu .menu-item::before,
.mobile-sub-menu li::before {
    content: '•';
    color: #4FACFE;
    font-size: 20px;
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    opacity: 0.7;
}

/* 二级菜单链接样式 */
.mobile-nav-menu .sub-menu a,
.mobile-sub-menu a {
    display: flex;
    padding: 14px 20px 14px 40px;
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    line-height: 1.4;
}

.mobile-nav-menu .sub-menu a:hover,
.mobile-sub-menu a:hover {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.2) 0%, rgba(0, 242, 254, 0.15) 100%);
    color: #ffffff;
    padding-left: 45px;
    transform: translateX(3px);
}

/* WordPress菜单的显示控制 */
.mobile-nav-menu .sub-menu.show {
    display: block !important;
}

/* WordPress菜单active状态的箭头样式 */
.mobile-nav-menu .menu-item-has-children > a.active::after {
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.5);
}

/* 移动端联系信息 */
.mobile-contact-info {
    padding: 25px 20px 20px;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    border-top: 2px solid #4FACFE;
    margin-top: auto;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
}

.mobile-contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.mobile-contact-item:last-child {
    margin-bottom: 0;
}

.mobile-contact-item:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    background: rgba(255, 255, 255, 0.15);
}

.contact-icon {
    font-size: 18px;
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, #4FACFE, #00f2fe);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(79, 172, 254, 0.3);
}

/* 禁止body滚动当移动端菜单打开时 */
body.mobile-menu-open {
    overflow: hidden;
}

.nav-menu {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    display: block;
    padding: 0.5rem 50px;
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.nav-menu a:hover {
    background-color: #f8f9fa;
    color: #1d5a85;
}

/* Dropdown Arrow for menu items with submenus */
.nav-menu .menu-item-has-children > a::after {
    content: " ▼";
    font-size: 10px;
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.nav-menu .menu-item-has-children:hover > a::after {
    transform: rotate(180deg);
}

/* Dropdown Menu - 二级菜单 */
.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: auto;
    background-color: white;
    
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    z-index: 1000;
    display: none;
    opacity: 0;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
    padding: 30px;
    /* 横排布局的二级菜单容器 - 只在hover时应用 */
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

/* 左侧菜单项：正常从左边开始 */
.nav-menu li:first-child .sub-menu,
.nav-menu li:nth-child(2) .sub-menu {
    left: 0;
}

/* 中间菜单项：向左偏移一些，但不要太多 */
.nav-menu li:nth-child(3) .sub-menu,
.nav-menu li:nth-child(4) .sub-menu {
    left: -100px;
}

/* 右侧菜单项：从右边对齐，防止超出边界 */
.nav-menu li:last-child .sub-menu,
.nav-menu li:nth-last-child(2) .sub-menu {
   /* left: auto;
    right: 0;*/
}

.nav-menu li:hover .sub-menu {
    display: grid;
    opacity: 1;
    transform: translateY(0);
}

/* 防止二级菜单项hover时触发父级菜单显示 */
.nav-menu .sub-menu > li:hover {
    background: none;
}

/* 只有直接hover到顶级菜单项时才显示下拉菜单 */
.nav-menu > li:hover > .sub-menu {
    display: grid;
    opacity: 1;
    transform: translateY(0);
}

/* 防止子菜单hover影响父级 */
.nav-menu .sub-menu:hover {
    display: grid;
    opacity: 1;
    transform: translateY(0);
}

/* 二级菜单项作为列标题 */
.nav-menu .sub-menu > li {
    width: 100%;
    border-bottom: none;
    display: block;
}

/* 二级菜单标题样式 */
.nav-menu .sub-menu > li > a {
    border-right: none;
    border-bottom: 2px solid #1d5a85;
    padding: 0 0 12px 0;
    font-size: 16px;
    font-weight: 600;
    color: #1d5a85;
    white-space: nowrap;
    transition: all 0.3s ease;
    margin-bottom: 15px;
    pointer-events: none; /* 防止点击二级标题 */
}

.nav-menu .sub-menu > li > a:hover {
    background-color: transparent;
    padding-left: 0;
}



/* 三级菜单容器 */
.nav-menu .sub-menu .sub-menu {
    position: static;
    background: none;
    box-shadow: none;
    border: none;
    padding: 0;
    margin: 0;
    min-width: auto;
    display: block;
    opacity: 1;
    transform: none;
    transition: none;
}

/* 三级菜单项样式 */
.nav-menu .sub-menu .sub-menu li {
    width: 100%;
    border-bottom: none;
    display: block;
    margin-bottom: 8px;
}

.nav-menu .sub-menu .sub-menu a {
    padding: 8px 0;
    font-size: 14px;
    color: #555;
    white-space: nowrap;
    transition: all 0.3s ease;
    border-bottom: none;
    display: block;
    pointer-events: all; /* 允许点击三级菜单 */
    line-height: 1.4;
}

.nav-menu .sub-menu .sub-menu a:hover {
    background-color: transparent;
    color: #1d5a85;
    padding-left: 10px;
    transform: translateX(5px);
}

/* 移除三级菜单的箭头 */
.nav-menu .sub-menu .menu-item-has-children > a::after {
    display: none;
}

/* 强制三级菜单垂直排列 - 使用高优先级选择器 */
.main-navigation .nav-menu .sub-menu .sub-menu,
.nav-menu .sub-menu .sub-menu {
    display: block !important;
    flex-direction: column !important;
    flex-wrap: nowrap !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
}

.main-navigation .nav-menu .sub-menu .sub-menu li,
.nav-menu .sub-menu .sub-menu li {
    display: block !important;
    width: 100% !important;
    float: none !important;
    clear: both !important;
    flex: none !important;
    flex-basis: auto !important;
    flex-grow: 0 !important;
    flex-shrink: 0 !important;
    margin-bottom: 8px !important;
}

.main-navigation .nav-menu .sub-menu .sub-menu a,
.nav-menu .sub-menu .sub-menu a {
    display: block !important;
    width: 100% !important;
    float: none !important;
    line-height: 1.4 !important;
}

/* 大屏幕优化 */
@media (min-width: 1200px) {
    .nav-menu .sub-menu {
       /* min-width: 900px;*/
        gap: 50px;
    }
}

/* 中等屏幕适配 */
@media (max-width: 1024px) {
    .nav-menu .sub-menu {
       /* min-width: 700px;*/
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
        padding: 25px;
    }
}

/* 小屏幕适配 */
@media (max-width: 768px) {
    .nav-menu .sub-menu {
        min-width: 300px;
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 20px;
        position: relative;
        box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    }
    
    .nav-menu .sub-menu > li > a {
        font-size: 15px;
        margin-bottom: 10px;
        padding-bottom: 8px;
    }
    
    .nav-menu .sub-menu .sub-menu a {
        padding: 6px 0;
        font-size: 13px;
    }
}

/* Brand Scrolling Banner - 品牌滚动横幅 (Swiper版本) */
.brand-scrolling-banner {
    background-color: #f8f9fa;
    padding: 40px 0;
    border-top: 1px solid #e5e7eb;
    border-bottom: 1px solid #e5e7eb;
    width: 100%;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
}

.brand-scrolling-banner .container {
    max-width: none;
    width: 100%;
    padding: 0;
}

.brand-swiper {
    overflow: hidden;
    width: 100%;
}

.brand-swiper .swiper-wrapper {
    transition-timing-function: linear;
    align-items: center;
}

.brand-slide {
    width: auto !important;
    flex-shrink: 0;
}

.brand-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px 15px;
    text-align: center;
    opacity: 0.9;
    transition: all 0.3s ease;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    min-width: 160px;
    width: 280px;
    height: 160px;
    margin: 0 auto;
}

.brand-item:hover {
    opacity: 1;
  
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.brand-item img {
    width: 280px;
    height: 120px;
    object-fit: contain;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.brand-item:hover img {
  
}

.brand-item span {
    font-size: 11px;
    font-weight: 500;
    color: #666;
    letter-spacing: 0.3px;
    margin-top: auto;
}

/* 返回顶部按钮样式 */
#back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #1d5a85;
    color: white;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 18px;
    cursor: pointer;
    display: none;
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(29, 90, 133, 0.3);
}

#back-to-top:hover {
    background-color: #4a90c2;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(29, 90, 133, 0.4);
}

/* Company Introduction - 公司简介 */
.company-introduction {
    background-color: white;
    padding: 60px 0;
    text-align: center;
}

.intro-content {
    max-width: 1200px;
    margin: 0 auto;
}

.company-introduction .section-title {
    font-size: 36px;
    color: #1d5a85;
    margin-bottom: 30px;
    font-weight: 700;
    line-height: 1.3;
}

.intro-text {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    text-align: left;
}

.intro-text p {
    margin-bottom: 20px;
}

.intro-text a {
    color: #1d5a85;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.intro-text a:hover {
    color: #4a90c2;
    text-decoration: underline;
}

/* Finance Notice Bar */
.finance-notice {
    background-color: #2c6aa0;
    color: white;
    padding: 8px 0;
    font-size: 16px;
}

.finance-notice .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.finance-notice .finance-info {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 5px;
}

.finance-notice .help-info {
    display: flex;
    align-items: center;
    gap: 8px;
    color: white;
}

.finance-notice .help-info strong {
    color: white;
}

/* Container */
.container {
    width: 98%;
    margin: 0 auto;
    padding: 0 20px;
    max-width: 1360px;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(rgb(39 65 139 / 60%), rgb(27 49 112 / 40%)), url(images/hero-bg.jpg);
    background-size: cover;
    background-position: center;
    color: white;
    padding:  0;
    text-align: center;
}

.hero-content h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: bold;
}

.hero-content p {
    font-size: 20px;
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    margin-top: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: #fbbf24;
    color: #1e40af;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin: 0 10px;
    transition: all 0.3s;
}

.btn:hover {
    background-color: #f59e0b;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background-color: white;
    color: #1e40af;
}

/* Feature Banners */
.feature-banners {
    padding: 40px 0;
    background-color: white;
}

.banner-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.feature-banner {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    transition: transform 0.3s;
}

.feature-banner:hover {
    transform: translateY(-5px);
}

.feature-banner h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.feature-banner p {
    font-size: 16px;
    margin-bottom: 20px;
}

/* Product Showcase */
.product-showcase {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 20px;
    color: #1e40af;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: #6b7280;
    margin-bottom: 50px;
}

.product-showcase-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.product-showcase-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-showcase-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.product-showcase-image {
    height: 280px;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0;
    position: relative;
}

.product-showcase-content {
    padding: 25px;
}

.product-showcase-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: #1d5a85;
    line-height: 1.3;
}

.product-showcase-price {
    font-size: 24px;
    font-weight: 700;
    color: #059669;
    margin-bottom: 15px;
}

.product-showcase-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.spec-item {
    background-color: #e5f3ff;
    color: #1d5a85;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 8px;
    border-radius: 6px;
    white-space: nowrap;
}

.product-showcase-link {
    color: #1d5a85;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: color 0.3s ease;
    display: inline-block;
}

.product-showcase-link:hover {
    color: #4a90c2;
}

.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    color: #6b7280;
}

/* Generator Information Section - 发电机信息展示 */
.generator-info-section {
    padding: 60px 0;
    background-color: white;
}

.generator-info-section .section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    color: #1d5a85;
    font-weight: 700;
}

.info-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.info-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 25px;
    text-align: justify;
    text-justify: inter-word;
}

.info-content p:last-child {
    margin-bottom: 0;
}

/* Featured Products */
.featured-products {
    padding: 60px 0;
    background-color: white;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.product-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.product-image {
    height: 300px;
    background-color: #e5e7eb;
    background-size: cover;
    background-position: center;
    position: relative;
}

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: #10b981;
    color: white;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: bold;
}

.product-badge.used {
    background-color: #f59e0b;
}

.product-info {
    padding: 25px;
}

.product-brand {
    color: #6b7280;
    font-size: 14px;
    margin-bottom: 5px;
}

.product-title {
    font-size: 18px;
    margin-bottom: 10px;
    color: #1e40af;
}

.product-price {
    font-size: 24px;
    font-weight: bold;
    color: #1e40af;
    margin-bottom: 5px;
}

.product-price-note {
    font-size: 12px;
    color: #6b7280;
    margin-bottom: 15px;
}

.product-specs {
    list-style: none;
    margin-bottom: 20px;
}

.product-specs li {
    font-size: 14px;
    color: #6b7280;
    margin-bottom: 5px;
}

/* Brand Showcase */
.brand-showcase {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.brand-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.brand-logo {
    background: white;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.brand-logo:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.brand-logo img {
    max-width: 100%;
    height: 60px;
    object-fit: contain;
}

/* Customer Reviews - 客户评价滑动样式 */
.customer-reviews {
    padding: 60px 0;
    background-color: white;
}

.reviews-swiper-container {
    position: relative;
    margin-top: 40px;
    padding: 0 50px;
}

.reviews-swiper {
    overflow: hidden;
    width: 100%;
}

.reviews-swiper .swiper-wrapper {
    display: flex;
    align-items: stretch;
}

.reviews-swiper .swiper-slide {
    height: auto;
    display: flex;
    align-items: stretch;
}

.review-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid #1d5a85;
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    width: 100%;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.review-stars {
    color: #fbbf24;
    font-size: 20px;
    margin-bottom: 15px;
}

.review-title {
    font-size: 18px;
    font-weight: 600;
    color: #1d5a85;
    margin-bottom: 15px;
    line-height: 1.4;
}

.review-text {
    font-style: italic;
    margin-bottom: 20px;
    line-height: 1.6;
    color: #555;
    flex-grow: 1;
    font-size: 15px;
}

.review-author {
    font-weight: bold;
    color: #1d5a85;
    margin-top: auto;
    font-size: 14px;
}

/* 客户评价导航按钮样式 */
.reviews-swiper-button-prev,
.reviews-swiper-button-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 45px;
    height: 45px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #1d5a85;
    cursor: pointer;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    transition: all 0.3s ease;
}

.reviews-swiper-button-prev:hover,
.reviews-swiper-button-next:hover {
    background: #1d5a85;
    color: white;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(29, 90, 133, 0.3);
}

.reviews-swiper-button-prev {
    left: 0;
}

.reviews-swiper-button-next {
    right: 0;
}

.reviews-swiper-button-prev.swiper-button-disabled,
.reviews-swiper-button-next.swiper-button-disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.reviews-swiper-button-prev.swiper-button-disabled:hover,
.reviews-swiper-button-next.swiper-button-disabled:hover {
    background: white;
    color: #1d5a85;
    transform: translateY(-50%);
}

/* 客户评价分页指示器样式 */
.reviews-swiper-pagination {
    position: static;
    margin-top: 30px;
    text-align: center;
}

.reviews-swiper-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: #d1d5db;
    border-radius: 50%;
    margin: 0 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
}

.reviews-swiper-pagination .swiper-pagination-bullet-active {
    background: #1d5a85;
    transform: scale(1.2);
}

/* Product Archive Page - 产品归档页面样式 */
.product-archive-container {
    padding: 40px 0;
    background-color: #f8f9fa;
    min-height: 80vh;
}

.archive-header {
    background: white;
    padding: 40px;
    margin-bottom: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.archive-title {
    font-size: 36px;
    color: #1d5a85;
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.archive-description {
    font-size: 16px;
    line-height: 1.6;
    color: #555;
    max-width: 800px;
}

.archive-content {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 30px;
    align-items: start;
}

/* 左侧筛选器样式 */
.product-filters {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 20px;
    max-height: 75vh;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #1d5a85 #f1f1f1;
}

/* 自定义滚动条样式 */
.product-filters::-webkit-scrollbar {
    width: 6px;
}

.product-filters::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.product-filters::-webkit-scrollbar-thumb {
    background: #1d5a85;
    border-radius: 3px;
}

.product-filters::-webkit-scrollbar-thumb:hover {
    background: #4a90c2;
}

.filters-title {
    font-size: 18px;
    font-weight: 600;
    color: #1d5a85;
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e5e7eb;
}

.filter-group {
    margin-bottom: 20px;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-title {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
    padding-bottom: 4px;
    border-bottom: 1px solid #e5e7eb;
}

.filter-options {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.filter-option {
    display: block;
    padding: 8px 12px;
    background: #f8f9fa;
    color: #333;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-size: 13px;
    border-left: 3px solid transparent;
}

.filter-option:hover {
    background: #e9ecef;
    color: #1d5a85;
    border-left-color: #1d5a85;
    padding-left: 15px;
}

.filter-option.current {
    background: #e5f3ff;
    color: #1d5a85;
    border-left-color: #1d5a85;
    font-weight: 600;
}

/* 品牌筛选特殊样式 */
.brand-filters {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.brand-option {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px 6px;
    text-align: center;
    min-height: 50px;
}

.brand-logo {
    max-width: 100%;
    height: auto;
 
    object-fit: contain;
    object-position: center;
    transition: transform 0.2s ease;
}

.brand-text {
    font-size: 12px;
    font-weight: 500;
    line-height: 1.2;
}

.view-all-products {
    display: block;
    background: #1d5a85;
    color: white;
    text-align: center;
    padding: 10px 16px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: 13px;
    transition: all 0.3s ease;
}

.view-all-products:hover {
    background: #4a90c2;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(29, 90, 133, 0.3);
}

/* 右侧产品列表样式 */
.products-main {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.products-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    background: #f8f9fa;
    border-bottom: 1px solid #e5e7eb;
}

.results-count {
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

.products-sorting select {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 4px;
    background: white;
    font-size: 14px;
    color: #333;
    cursor: pointer;
}

/* 产品网格样式 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    padding: 25px;
}

.product-item {
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
    border-color: #1d5a85;
}

.product-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: #f8f9fa;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-img {
    transform: scale(1.05);
}

.product-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.product-badge.new,
.product-badge.new-generators {
    background: #10b981;
    color: white;
}

.product-badge.used,
.product-badge.used-generators {
    background: #f59e0b;
    color: white;
}

.product-info {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.product-kva {
    background: #e5f3ff;
    color: #1d5a85;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    align-self: flex-start;
}

.product-category {
    background: #fff3e0;
    color: #e65100;
    font-size: 11px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 10px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    align-self: flex-start;
}

.product-brand {
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    min-height: 30px;
}

.brand-logo-small {
    max-height: 25px;
    max-width: 80px;
    object-fit: contain;
}

.brand-text-small {
    font-size: 12px;
    font-weight: 600;
    color: #1d5a85;
}

.product-title {
    margin-bottom: 15px;
    flex-grow: 1;
}

.product-title a {
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.product-title a:hover {
    color: #1d5a85;
}

.product-price {
    font-size: 18px;
    font-weight: 700;
    color: #1d5a85;
    margin-bottom: 8px;
}

.product-stock {
    font-size: 13px;
    color: #10b981;
    font-weight: 500;
    margin-bottom: 15px;
}

.product-link {
    background: #1d5a85;
    color: white;
    text-align: center;
    padding: 10px 15px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    margin-top: auto;
}

.product-link:hover {
    background: #4a90c2;
    transform: translateY(-2px);
}

/* 无产品状态 */
.no-products {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: #666;
}

.no-products h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 15px;
}

.no-products a {
    color: #1d5a85;
    text-decoration: none;
    font-weight: 600;
}

.no-products a:hover {
    text-decoration: underline;
}

/* 分页样式 */
.products-pagination {
    padding: 30px 25px;
    background: #f8f9fa;
    border-top: 1px solid #e5e7eb;
    text-align: center;
}

.products-pagination .page-numbers {
    display: inline-block;
    padding: 8px 12px;
    margin: 0 4px;
    background: white;
    color: #333;
    text-decoration: none;
    border-radius: 4px;
    border: 1px solid #ddd;
    transition: all 0.3s ease;
}

.products-pagination .page-numbers:hover,
.products-pagination .page-numbers.current {
    background: #1d5a85;
    color: white;
    border-color: #1d5a85;
}

.products-pagination .page-numbers.prev,
.products-pagination .page-numbers.next {
    font-weight: 600;
}

/* Latest News Section - 最新新闻版块 */
.latest-news {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

/* 首页新闻卡片 - 垂直布局 */
.latest-news .news-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    display: flex !important;
    flex-direction: column !important;
    height: 100%;
}

.latest-news .news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.15);
}

.latest-news .news-image {
    height: 220px;
    overflow: hidden;
    position: relative;
    width: 100%;
}

.latest-news .news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.latest-news .news-card:hover .news-image img {
    transform: scale(1.05);
}

.latest-news .news-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.latest-news .news-meta {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
    font-size: 13px;
    color: #666;
}

.latest-news .news-date {
    font-weight: 500;
}

.latest-news .news-category {
    color: #1d5a85;
    font-weight: 500;
}

.latest-news .news-title {
    margin-bottom: 20px;
    line-height: 1.4;
}

.latest-news .news-title a {
    color: #1d5a85;
    text-decoration: none;
    font-size: 18px;
    font-weight: 600;
    transition: color 0.3s ease;
    display: block;
}

.latest-news .news-title a:hover {
    color: #4a90c2;
}

.latest-news .news-read-more {
    color: #1d5a85;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.3s ease;
    align-self: flex-start;
    position: relative;
    padding-right: 20px;
    margin-top: auto;
}

.latest-news .news-read-more::after {
    content: '→';
    position: absolute;
    right: 0;
    transition: transform 0.3s ease;
}

.latest-news .news-read-more:hover {
    color: #4a90c2;
}

.latest-news .news-read-more:hover::after {
    transform: translateX(4px);
}

.news-section-footer {
    text-align: center;
    margin-top: 50px;
}

.btn-outline {
    background: transparent;
    color: #1d5a85;
    border: 2px solid #1d5a85;
    padding: 12px 30px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-outline:hover {
    background: #1d5a85;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(29, 90, 133, 0.3);
}

/* Footer */
.site-footer {
    background-color: #1f2937;
    color: #e5e7eb;
    padding: 60px 0 20px;
}

.site-footer a {
    color:#fff;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: white;
    margin-bottom: 20px;
    font-size: 18px;
}

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

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

.footer-section ul li a {
    color: #e5e7eb;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: #fbbf24;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1024px) and (min-width: 769px) {
    /* 平板和小桌面 - 2列布局 */
    .product-showcase-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .container {
        width: 95%;
        padding: 0 10px;
    }
    
    .header-top .container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .header-contact a {
        margin-right: 10px;
        margin-bottom: 5px;
    }
    
    .header-main .container {
        text-align: center;
    }
    
    .site-logo {
        font-size: 28px;
    }
    
    .contact-bar .container {
        text-align: center;
        justify-content: center;
    }
    
    /* 隐藏桌面端导航，显示移动端按钮 */
    .desktop-menu {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .mobile-menu-overlay {
        display: block;
    }

    /* 移动端导航响应式调整 */
    .mobile-menu-sidebar {
        width: 300px;
        right: -300px;
    }

    .mobile-menu-header {
        padding: 16px 20px;
    }

    .mobile-menu-link {
        padding: 16px 18px;
        font-size: 16px;
    }

    .mobile-sub-menu a {
        padding: 12px 18px 12px 45px;
        font-size: 14px;
    }

    .mobile-contact-info {
        padding: 20px 18px 16px;
    }

    .mobile-contact-item {
        font-size: 13px;
        padding: 10px 14px;
        margin-bottom: 14px;
    }

    .contact-icon {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    .finance-notice .container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    /* 品牌滚动横幅移动端适配 */
    .brand-scrolling-banner {
        padding: 20px 0;
    }
    
    .brand-item {
        min-width: 120px;
        width: 120px;
        height: 70px;
        padding: 10px 8px;
    }
    
    .brand-item img {
        width: 80px;
        height: 40px;
        margin-bottom: 5px;
    }
    
    .brand-item span {
        font-size: 9px;
        line-height: 1.1;
        font-weight: 500;
    }
    
    /* 返回顶部按钮移动端适配 */
    #back-to-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 16px;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .hero-content p {
        font-size: 18px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    /* 公司简介移动端适配 */
    .company-introduction {
        padding: 40px 0;
    }
    
    .company-introduction .section-title {
        font-size: 28px;
        margin-bottom: 25px;
        line-height: 1.2;
    }
    
    .intro-text {
        font-size: 15px;
        line-height: 1.7;
        text-align: center;
    }
    
    /* 发电机信息展示移动端适配 */
    .generator-info-section {
        padding: 40px 0;
    }
    
    .generator-info-section .section-title {
        font-size: 28px;
        margin-bottom: 30px;
        line-height: 1.2;
    }
    
    .info-content p {
        font-size: 15px;
        line-height: 1.7;
        text-align: left;
        margin-bottom: 20px;
    }
    
    .product-showcase-grid,
    .product-grid,
    .brand-grid,
    .review-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content h1 {
        font-size: 28px;
    }
    
    .btn {
        display: block;
        margin: 10px 0;
    }
}

/* ================================
   分类页面样式 (Taxonomy Pages)
   ================================ */

/* 页面头部 */
.page-header {
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.page-title {
    font-size: 42px;
    font-weight: 700;
    margin: 0 0 20px 0;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.breadcrumbs {
    font-size: 16px;
    margin-bottom: 20px;
}

.breadcrumbs a {
    color: #000;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumbs a:hover {
    color: #000;
}

.breadcrumbs .separator {
    margin: 0 10px;
    opacity: 0.6;
}

.breadcrumbs .current {
    color: #000;
    font-weight: 600;
}

.category-description {
    max-width: 600px;
    margin: 20px auto 0;
    font-size: 18px;
    line-height: 1.6;
    opacity: 0.9;
}

/* 产品区域 */
.products-section {
    padding: 60px 0;
    background-color: #f8f9fa;
}

.products-wrapper {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    align-items: start;
}

/* 左侧筛选器样式 */
.products-sidebar {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    position: sticky;
    top: 100px;
    max-height: 75vh;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: #3498db #f1f1f1;
}

/* 自定义滚动条样式 */
.products-sidebar::-webkit-scrollbar {
    width: 6px;
}

.products-sidebar::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.products-sidebar::-webkit-scrollbar-thumb {
    background: #3498db;
    border-radius: 3px;
}

.products-sidebar::-webkit-scrollbar-thumb:hover {
    background: #2980b9;
}

.filters-container h3 {
    margin: 0 0 20px 0;
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
    border-bottom: 2px solid #3498db;
    padding-bottom: 8px;
}

.filter-group {
    margin-bottom: 20px;
}

.filter-group:last-child {
    margin-bottom: 0;
}

.filter-group h4 {
    margin: 0 0 12px 0;
    font-size: 15px;
    font-weight: 600;
    color: #34495e;
}

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

.filter-list li {
    margin-bottom: 6px;
}

.filter-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    text-decoration: none;
    color: #555;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-size: 13px;
}

.filter-list a:hover,
.filter-list a.current {
    background-color: #3498db;
    color: white;
}

.filter-list .count {
    font-size: 12px;
    opacity: 0.8;
}

/* 品牌筛选特殊样式 */
.brands-filter .brand-link {
    flex-direction: row;
    align-items: center;
    gap: 10px;
}

.brand-logo-small {
    max-width: 35px;
    max-height: 30px;
    height: auto;
    object-fit: contain;
    object-position: center;
    background: white;
    padding: 4px;
    border-radius: 4px;
    transition: transform 0.2s ease;
}

.brand-name {
    flex: 1;
}

/* 重置按钮 */
.filter-actions {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.reset-filters {
    display: block;
    text-align: center;
    padding: 8px 12px;
    background-color: #95a5a6;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-size: 13px;
    transition: background-color 0.3s ease;
}

.reset-filters:hover {
    background-color: #7f8c8d;
}

/* 右侧产品列表样式 */
.products-main {
    min-height: 600px;
}

.products-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.products-count {
    font-weight: 600;
    color: #2c3e50;
}

.products-sorting {
    display: flex;
    align-items: center;
    gap: 10px;
}

.products-sorting label {
    font-weight: 500;
    color: #555;
}

.products-sorting select {
    padding: 8px 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
    background: white;
}

/* 产品网格样式 */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.product-image {
    position: relative;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-brand-logo {
    position: absolute;
    top: 15px;
    left: 15px;
    background: white;
    padding: 8px;
    border-radius: 6px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.product-brand-logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.product-badges {
    position: absolute;
    top: 15px;
    right: 15px;
}

.product-badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-new {
    background-color: #27ae60;
    color: white;
}

.badge-used {
    background-color: #f39c12;
    color: white;
}

.product-info {
    padding: 20px;
}

.product-title {
    margin: 0 0 15px 0;
    font-size: 18px;
    font-weight: 600;
}

.product-title a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.product-title a:hover {
    color: #3498db;
}

.product-meta {
    margin-bottom: 15px;
}

.product-meta > div {
    display: flex;
    justify-content: space-between;
    margin-bottom: 5px;
    font-size: 14px;
}

.product-meta .label {
    color: #7f8c8d;
    font-weight: 500;
}

.product-meta .value {
    color: #2c3e50;
    font-weight: 600;
}

.product-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-top: 15px;
    border-top: 1px solid #ecf0f1;
}

.price {
    font-size: 20px;
    font-weight: 700;
    color: #27ae60;
}

.price-on-request {
    font-size: 14px;
    font-weight: 600;
    color: #3498db;
}

.stock-status {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.stock-status.in-stock {
    background-color: #d5f4e6;
    color: #27ae60;
}

.stock-status.low-stock {
    background-color: #fef3d1;
    color: #f39c12;
}

.stock-status.out-of-stock {
    background-color: #fdeaea;
    color: #e74c3c;
}

.product-actions {
    text-align: center;
}

.view-details-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.view-details-btn:hover {
    background-color: #2980b9;
    transform: translateX(2px);
}

/* 无产品提示 */
.no-products-found {
    text-align: center;
    padding: 80px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.no-products-content i {
    font-size: 48px;
    color: #bdc3c7;
    margin-bottom: 20px;
}

.no-products-content h3 {
    margin: 0 0 15px 0;
    font-size: 24px;
    color: #2c3e50;
}

.no-products-content p {
    margin: 0 0 30px 0;
    color: #7f8c8d;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.browse-all-btn {
    display: inline-block;
    padding: 12px 24px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.browse-all-btn:hover {
    background-color: #2980b9;
}

/* 分页样式 */
.pagination-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 50px;
}

.pagination-wrapper ul {
    display: flex;
    gap: 5px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination-wrapper a,
.pagination-wrapper span {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    background: white;
    border: 1px solid #ddd;
    border-radius: 6px;
    text-decoration: none;
    color: #555;
    transition: all 0.3s ease;
}

.pagination-wrapper a:hover,
.pagination-wrapper .current {
    background-color: #3498db;
    color: white;
    border-color: #3498db;
}

/* 分类页面响应式设计 */
@media (max-width: 1024px) {
    .products-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .products-sidebar {
        position: static;
        max-height: 400px;
        overflow-y: auto;
        margin-bottom: 20px;
    }
    
    .page-title {
        font-size: 36px;
    }
    
    /* 产品归档页面响应式 */
    .archive-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-filters {
        position: static;
        max-height: 400px;
        overflow-y: auto;
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: 60px 0;
    }
    
    .page-title {
        font-size: 32px;
    }
    
    .breadcrumbs {
        font-size: 14px;
    }
    
    .products-header {
        flex-direction: column;
        gap: 15px;
        align-items: stretch;
    }
    
    .products-sorting {
        justify-content: space-between;
    }
    
    .products-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .products-sidebar {
        padding: 15px;
        max-height: 350px;
    }
    
    .filters-container h3 {
        font-size: 16px;
        margin-bottom: 15px;
    }
    
    .filter-group h4 {
        font-size: 14px;
        margin-bottom: 10px;
    }
    
    .filter-group {
        margin-bottom: 15px;
    }
    
    /* 产品归档页面移动端优化 */
    .product-filters {
        padding: 15px;
        max-height: 350px;
    }
    
    .filters-title {
        font-size: 16px;
        margin-bottom: 15px;
    }
    
    .filter-title {
        font-size: 14px;
        margin-bottom: 10px;
    }
    
    .filter-group {
        margin-bottom: 15px;
    }
    
    .brand-filters {
        grid-template-columns: 1fr;
    }
    
    .brand-option {
        min-height: 40px;
        padding: 6px;
    }
}

@media (max-width: 480px) {
    .page-header {
        padding: 40px 0;
    }
    
    .page-title {
        font-size: 28px;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .product-card {
        margin: 0 auto;
        max-width: 320px;
    }
    
    .products-sidebar {
        padding: 12px;
        max-height: 300px;
    }
}

/* ====================================
   产品详情页样式 (Single Product Page)
   ==================================== */

/* 融资广告条 */
.finance-banner {
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    color: white;
    padding: 15px 0;
    font-size: 14px;
}

.finance-banner .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.finance-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.apply-now-btn {
    background-color: #f39c12;
    color: white;
    padding: 8px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.apply-now-btn:hover {
    background-color: #e67e22;
}

.help-info a {
    color: #f39c12;
    text-decoration: none;
    font-weight: 600;
}

/* 面包屑导航 */
.breadcrumb-nav {
    padding: 20px 0;
    font-size: 14px;
    color: #7f8c8d;
}

.breadcrumb-nav a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-nav a:hover {
    color: #2980b9;
}

.breadcrumb-nav .separator {
    margin: 0 8px;
}

.breadcrumb-nav .current {
    color: #2c3e50;
    font-weight: 600;
}

/* 产品详情容器 */
.product-single-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
    padding: 40px 0;
}

/* 左侧：产品图片画廊 */
.product-gallery-section {
    position: relative;
}

.product-gallery {
    position: sticky;
    top: 100px;
}

.main-image-container {
    position: relative;
    margin-bottom: 20px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

.main-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.main-image:hover img {
    transform: scale(1.05);
}

/* 图片导航箭头 */
.image-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    pointer-events: none;
}

.image-prev,
.image-next {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255,255,255,0.9);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #2c3e50;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: all;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.image-prev:hover,
.image-next:hover {
    background: white;
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(0,0,0,0.15);
}

/* 缩略图画廊 */
.thumbnail-gallery {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 10px 0;
}

.thumbnail-item {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    border: 3px solid transparent;
    transition: all 0.3s ease;
}

.thumbnail-item:hover,
.thumbnail-item.active {
    border-color: #3498db;
    transform: scale(1.05);
}

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

/* 右侧：产品信息 */
.product-info-section {
    padding-left: 20px;
}

.product-info-header {
    margin-bottom: 30px;
}

.product-brand-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
}

.brand-logo-header {
    width: 60px;
    height: 60px;
    object-fit: contain;
    background: white;
    padding: 8px;
    border-radius: 6px;
}

.brand-name-header {
    font-size: 18px;
    font-weight: 600;
    color: #2c3e50;
}

.product-title {
    font-size: 32px;
    font-weight: 700;
    color: #2c3e50;
    line-height: 1.2;
    margin: 0;
}

/* 产品价格 */
.product-pricing {
    padding: 25px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    margin: 30px 0;
    border-left: 5px solid #3498db;
}

.price-container {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 10px;
}

.price {
    font-size: 36px;
    font-weight: 700;
    color: #27ae60;
}

.price-suffix {
    font-size: 16px;
    color: #7f8c8d;
    font-weight: 500;
}

.stock-info {
    font-size: 14px;
    color: #27ae60;
    font-weight: 600;
}

/* 产品基本信息表格 */
.product-quick-info {
    margin: 30px 0;
}

.product-info-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.product-info-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.product-info-table td {
    padding: 15px;
    border-bottom: 1px solid #e9ecef;
    vertical-align: top;
}

.product-info-table td:first-child {
    background-color: #f1f3f4;
    font-weight: 600;
    width: 30%;
    color: #2c3e50;
}

/* 操作按钮区域 */
.product-actions {
    margin: 30px 0;
}

.contact-actions {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.call-now-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 15px;
    background-color: #27ae60;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.call-now-btn:hover {
    background-color: #229954;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(39, 174, 96, 0.3);
}

.email-now-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 15px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.email-now-btn:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

/* 特色功能 */
.product-features {
    margin: 40px 0;
    padding: 25px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f1f3f4;
}

.feature-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.feature-item i {
    font-size: 24px;
    color: #3498db;
    margin-top: 5px;
}

.feature-text strong {
    display: block;
    color: #2c3e50;
    margin-bottom: 5px;
    font-size: 16px;
}

.feature-text p {
    margin: 0;
    color: #7f8c8d;
    font-size: 14px;
    line-height: 1.4;
}

/* 标签页区域 */
.product-tabs-section {
    margin: 60px 0;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    overflow: hidden;
}

.tabs-navigation {
    display: flex;
    background: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
}

.tab-btn {
    flex: 1;
    padding: 20px;
    border: none;
    background: transparent;
    font-size: 16px;
    font-weight: 600;
    color: #6c757d;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.tab-btn:hover {
    background: #e9ecef;
    color: #495057;
}

.tab-btn.active {
    background: white;
    color: #3498db;
    border-bottom-color: #3498db;
}

.tabs-content {
    padding: 40px;
}

.tab-content {
    display: none;
}

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

/* 描述内容样式 */
.description-content h3 {
    color: #2c3e50;
    font-size: 24px;
    margin-bottom: 20px;
}

.description-content h4 {
    color: #34495e;
    font-size: 18px;
    margin: 25px 0 15px 0;
}

.description-content ul {
    margin: 20px 0;
    padding-left: 20px;
}

.description-content li {
    margin-bottom: 8px;
    line-height: 1.6;
}

/* 规格表格样式 */
.specs-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-top: 20px;
}

.specs-table tr:nth-child(even) {
    background-color: #f8f9fa;
}

.specs-table td {
    padding: 15px 20px;
    border-bottom: 1px solid #e9ecef;
}

.specs-table td:first-child {
    background-color: #f1f3f4;
    font-weight: 600;
    width: 35%;
    color: #2c3e50;
}

/* 数据表样式 */
.datasheet-download {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 12px;
    margin-top: 20px;
}

.datasheet-icon {
    font-size: 48px;
    color: #e74c3c;
}

.datasheet-info h4 {
    margin: 0 0 10px 0;
    color: #2c3e50;
}

.datasheet-info p {
    margin: 0 0 15px 0;
    color: #7f8c8d;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background-color: #e74c3c;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

.download-btn:hover {
    background-color: #c0392b;
}

.no-datasheet {
    text-align: center;
    padding: 40px;
    background: #f8f9fa;
    border-radius: 12px;
    margin-top: 20px;
}

.contact-tech-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    margin-top: 20px;
    transition: background-color 0.3s ease;
}

.contact-tech-btn:hover {
    background-color: #2980b9;
}

/* 部件交换表单样式 */
.part-exchange-content {
    max-width: 800px;
}

.part-exchange-content h3 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.part-exchange-content p {
    color: #7f8c8d;
    margin-bottom: 30px;
}

.part-exchange-form {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 12px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #dee2e6;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3498db;
}

.form-group small {
    color: #6c757d;
    font-size: 12px;
    margin-top: 5px;
    display: block;
}

.submit-btn {
    padding: 15px 40px;
    background-color: #27ae60;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.submit-btn:hover {
    background-color: #229954;
}

/* 相关产品区域 */
.related-products-section {
    margin: 60px 0;
}

.related-products-section h2 {
    font-size: 28px;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 40px;
    text-align: center;
}

.related-products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.related-product-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.related-product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.related-product-image {
    position: relative;
    overflow: hidden;
}

.related-product-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.related-product-card:hover .related-product-image img {
    transform: scale(1.05);
}

.related-brand-logo {
    position: absolute;
    top: 15px;
    left: 15px;
    background: white;
    padding: 8px;
    border-radius: 6px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.related-brand-logo img {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.related-product-info {
    padding: 20px;
}

.related-product-title {
    margin: 0 0 15px 0;
    font-size: 16px;
    font-weight: 600;
}

.related-product-title a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.related-product-title a:hover {
    color: #3498db;
}

.related-product-price {
    margin-bottom: 10px;
}

.related-product-price .price {
    font-size: 18px;
    font-weight: 700;
    color: #27ae60;
}

.related-product-meta {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: #7f8c8d;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .product-single-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-gallery {
        position: static;
    }
    
    .product-info-section {
        padding-left: 0;
    }
    
    .tabs-navigation {
        flex-wrap: wrap;
    }
    
    .tab-btn {
        min-width: 25%;
    }
}

@media (max-width: 768px) {
    .finance-banner .container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .product-title {
        font-size: 24px;
    }
    
    .main-image img {
        height: 300px;
    }
    
    .price {
        font-size: 28px;
    }
    
    .tabs-content {
        padding: 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .related-products-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .product-single-container {
        padding: 20px 0;
    }
    
    .product-title {
        font-size: 20px;
    }
    
    .thumbnail-gallery {
        gap: 5px;
    }
    
    .thumbnail-item {
        width: 60px;
        height: 60px;
    }
    
    .tabs-navigation {
        font-size: 14px;
    }
    
    .tab-btn {
        padding: 15px 10px;
        min-width: 50%;
    }
    
    .tabs-content {
        padding: 15px;
    }
}

/* ==========================================
   联系我们页面样式
   ========================================== */

/* 状态消息样式 */
.contact-status {
    padding: 20px 0;
    margin-bottom: 0;
}

.contact-status.success {
    background: #d4edda;
    border-bottom: 3px solid #28a745;
}

.contact-status.error {
    background: #f8d7da;
    border-bottom: 3px solid #dc3545;
}

.contact-status p {
    margin: 0;
    text-align: center;
    font-weight: 600;
    font-size: 16px;
}

.contact-status.success p {
    color: #155724;
}

.contact-status.error p {
    color: #721c24;
}

.contact-status i {
    margin-right: 10px;
    font-size: 18px;
}

/* 联系页面头部 */
.contact-hero {
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.contact-hero .page-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.contact-hero .page-subtitle {
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.9;
    line-height: 1.6;
}

/* 主要联系内容 */
.contact-main {
    padding: 80px 0;
    background: #f8f9fa;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

/* 联系表单部分 */
.contact-form-section {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

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

.form-header h2 {
    font-size: 32px;
    color: #2c3e50;
    margin-bottom: 10px;
    font-weight: 700;
}

.form-header p {
    color: #7f8c8d;
    font-size: 16px;
}

/* 表单样式 */
.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.contact-form .form-group {
    margin-bottom: 25px;
}

.contact-form .form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
    font-size: 14px;
}

.contact-form .required {
    color: #e74c3c;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #dee2e6;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s ease;
    background: white;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.contact-form input.error,
.contact-form textarea.error {
    border-color: #e74c3c;
}

/* 服务选择网格 */
.services-label {
    display: block;
    margin-bottom: 15px;
    font-weight: 600;
    color: #2c3e50;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.service-option {
    display: flex;
    align-items: center;
    padding: 12px 15px;
    background: #f8f9fa;
    border: 2px solid #dee2e6;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    position: relative;
}

.service-option:hover {
    background: #e9ecef;
    border-color: #3498db;
}

.service-option.selected {
    background: #3498db;
    color: white;
    border-color: #3498db;
}

.service-option input[type="checkbox"] {
    opacity: 0;
    position: absolute;
    width: 0;
    height: 0;
}

.checkmark {
    width: 18px;
    height: 18px;
    background: white;
    border: 2px solid #dee2e6;
    border-radius: 3px;
    margin-right: 10px;
    position: relative;
    transition: all 0.3s ease;
}

.service-option.selected .checkmark {
    background: white;
    border-color: white;
}

.service-option.selected .checkmark:after {
    content: "✓";
    position: absolute;
    top: -2px;
    left: 2px;
    color: #3498db;
    font-weight: bold;
    font-size: 12px;
}

/* 联系表单提交按钮 */
.contact-form .submit-btn {
    width: 100%;
    padding: 15px 30px;
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.contact-form .submit-btn:hover {
    background: linear-gradient(135deg, #229954, #27ae60);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(39, 174, 96, 0.3);
}

.contact-form .submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* 联系信息部分 */
.contact-info-section {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-location {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.contact-location h3 {
    color: #2c3e50;
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    padding-bottom: 15px;
    border-bottom: 2px solid #3498db;
}

.location-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.address,
.phone-number {
    display: flex;
    align-items: flex-start;
    gap: 15px;
}

.address i,
.phone-number i {
    color: #3498db;
    font-size: 18px;
    margin-top: 2px;
    min-width: 20px;
}

.address-text p {
    margin: 0;
    line-height: 1.6;
    color: #2c3e50;
}

.phone-number a {
    color: #2c3e50;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
}

.phone-number a:hover {
    color: #3498db;
}

/* 快速联系方式 */
.quick-contact {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
}

.quick-contact h3 {
    color: #2c3e50;
    font-size: 22px;
    margin-bottom: 20px;
    font-weight: 700;
    text-align: center;
    padding-bottom: 15px;
    border-bottom: 2px solid #27ae60;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.contact-method:hover {
    background: #e9ecef;
    transform: translateX(5px);
    border-color: #3498db;
}

.contact-method.phone i {
    color: #27ae60;
    font-size: 24px;
}

.contact-method.email i {
    color: #3498db;
    font-size: 24px;
}

.contact-method span {
    display: flex;
    flex-direction: column;
}

.contact-method strong {
    color: #2c3e50;
    font-size: 16px;
    margin-bottom: 3px;
}

.contact-method small {
    color: #7f8c8d;
    font-size: 14px;
}

/* 融资信息卡片 */
.finance-info {
  
    border-radius: 12px;
    overflow: hidden;
   
}

.finance-card {
    padding: 30px;
    text-align: center;
    color: white;
}

.finance-icon {
    margin-bottom: 15px;
}

.finance-icon i {
    font-size: 36px;
    color: white;
}

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

.finance-content p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.finance-link {
    display: inline-block;
    padding: 10px 20px;
    background: white;
    color: #f39c12;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.finance-link:hover {
    background: #ecf0f1;
    transform: translateY(-2px);
}

/* 服务特色部分 */
.contact-features {
    padding: 80px 0;
    background: white;
}

.contact-features .features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.contact-features .feature-item {
    text-align: center;
    padding: 30px 20px;
    background: #f8f9fa;
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.contact-features .feature-item:hover {
    background: white;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-color: #3498db;
}

.contact-features .feature-icon {
    margin-bottom: 20px;
}

.contact-features .feature-icon i {
    font-size: 36px;
    color: #3498db;
}

.contact-features .feature-content h4 {
    color: #2c3e50;
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 700;
}

.contact-features .feature-content p {
    color: #7f8c8d;
    margin: 0;
    line-height: 1.5;
}

/* 联系页面响应式设计 */
@media (max-width: 1024px) {
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .contact-features .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .contact-hero {
        padding: 60px 0;
    }
    
    .contact-hero .page-title {
        font-size: 36px;
    }
    
    .contact-main {
        padding: 60px 0;
    }
    
    .contact-form-section {
        padding: 30px 20px;
    }
    
    .contact-form .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-features .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-features {
        padding: 60px 0;
    }
    
    .contact-location,
    .quick-contact {
        padding: 20px;
    }
    
    .contact-features .feature-item {
        padding: 20px 15px;
    }
}

@media (max-width: 480px) {
    .contact-hero .page-title {
        font-size: 28px;
    }
    
    .contact-hero .page-subtitle {
        font-size: 16px;
    }
    
    .form-header h2 {
        font-size: 24px;
    }
    
    .contact-method {
        padding: 12px;
    }
    
    .finance-card {
        padding: 20px;
    }
}

/* ============================================
   新闻页面样式 (News Page Styles)
   ============================================ */

/* News Archive Styles */
.news-archive-page {
    background: #f8f9fa;
}

/* Hero Section */
.news-hero {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
    padding: 80px 0 60px;
    text-align: center;
}

.news-hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.news-hero p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* News Content */
.news-content {
    padding: 60px 0;
}

.news-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 40px;
    align-items: start;
}

/* News Grid */
.news-grid {
    display: grid;
    gap: 30px;
}

.news-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 0;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.news-image {
    position: relative;
    overflow: hidden;
}

.news-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-image:hover img {
    transform: scale(1.05);
}

.news-placeholder {
    height: 250px;
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-content i {
    font-size: 3rem;
    color: #9ca3af;
}

.news-content-area {
    padding: 25px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.news-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: #6b7280;
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.news-meta i {
    color: #3b82f6;
}

.news-title {
    margin: 0 0 15px 0;
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.4;
}

.news-title a {
    color: #1f2937;
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-title a:hover {
    color: #3b82f6;
}

.news-excerpt {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 20px;
    flex-grow: 1;
}

.news-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.read-more-btn {
    background: #3b82f6;
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.read-more-btn:hover {
    background: #2563eb;
    transform: translateX(5px);
}

.news-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.news-tags .tag {
    background: #f3f4f6;
    color: #6b7280;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* Pagination */
.news-pagination {
    margin-top: 50px;
    text-align: center;
}

.news-pagination .page-numbers {
    display: inline-flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 10px;
}

.news-pagination .page-numbers li {
    margin: 0;
}

.news-pagination .page-numbers a,
.news-pagination .page-numbers span {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: white;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    color: #6b7280;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.news-pagination .page-numbers a:hover,
.news-pagination .page-numbers .current {
    background: #3b82f6;
    border-color: #3b82f6;
    color: white;
}

/* Sidebar */
.news-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.sidebar-widget {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.sidebar-widget h3 {
    margin: 0 0 20px 0;
    font-size: 1.3rem;
    font-weight: 600;
    color: #1f2937;
    padding-bottom: 10px;
    border-bottom: 2px solid #3b82f6;
}

/* Search Widget */
.search-form {
    display: flex;
    border: 2px solid #e5e7eb;
    border-radius: 25px;
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.search-form:focus-within {
    border-color: #3b82f6;
}

.search-form input[type="search"] {
    flex: 1;
    padding: 12px 20px;
    border: none;
    outline: none;
    font-size: 1rem;
}

.search-form button {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 12px 20px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-form button:hover {
    background: #2563eb;
}

/* Categories Widget */
.category-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.category-list li {
    margin-bottom: 10px;
}

.category-list a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 15px;
    background: #f8f9fa;
    border-radius: 8px;
    color: #6b7280;
    text-decoration: none;
    transition: all 0.3s ease;
}

.category-list a:hover {
    background: #3b82f6;
    color: white;
}

.category-list a i {
    margin-right: 10px;
}

.category-list .count {
    background: rgba(0,0,0,0.1);
    color: inherit;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
}

/* Recent News Widget */
.recent-news-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.recent-news-item {
    padding-bottom: 15px;
    border-bottom: 1px solid #e5e7eb;
}

.recent-news-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.recent-news-item h4 {
    margin: 0 0 8px 0;
    font-size: 1rem;
    line-height: 1.4;
}

.recent-news-item h4 a {
    color: #1f2937;
    text-decoration: none;
    transition: color 0.3s ease;
}

.recent-news-item h4 a:hover {
    color: #3b82f6;
}

.recent-news-meta {
    font-size: 0.85rem;
    color: #6b7280;
}

.recent-news-meta i {
    color: #3b82f6;
    margin-right: 5px;
}

/* Tags Widget */
.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag-link {
    background: #f3f4f6;
    color: #6b7280;
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tag-link:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
}

/* Contact CTA Widget */
.contact-cta-widget {
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    color: white;
}

.contact-cta-widget h3 {
    color: white;
    border-bottom-color: rgba(255,255,255,0.3);
}

.cta-content p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.cta-contact {
    margin-bottom: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.contact-item i {
    color: rgba(255,255,255,0.8);
    width: 16px;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: white;
    color: #3b82f6;
    padding: 12px 24px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* No News */
.no-news {
    text-align: center;
    padding: 60px 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.no-news-content i {
    font-size: 4rem;
    color: #d1d5db;
    margin-bottom: 20px;
}

.no-news-content h3 {
    font-size: 1.5rem;
    color: #6b7280;
    margin-bottom: 10px;
}

.no-news-content p {
    color: #9ca3af;
    max-width: 400px;
    margin: 0 auto;
}

/* News Responsive Design */
@media (max-width: 1024px) {
    .news-layout {
        grid-template-columns: 1fr;
    }
    
    .news-card {
        grid-template-columns: 1fr;
    }
    
    .news-image img {
        height: 200px;
    }
}

@media (max-width: 768px) {
    .news-hero h1 {
        font-size: 2.5rem;
    }
    
    .news-hero p {
        font-size: 1.1rem;
    }
    
    .news-content {
        padding: 40px 0;
    }
    
    .news-grid {
        gap: 20px;
    }
    
    .news-card {
        box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }
    
    .news-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .news-tags {
        align-self: stretch;
    }
}

@media (max-width: 480px) {
    .news-hero {
        padding: 60px 0 40px;
    }
    
    .news-hero h1 {
        font-size: 2rem;
    }
    
    .news-content-area {
        padding: 20px;
    }
    
    .news-meta {
        flex-direction: column;
        gap: 8px;
    }
    
    .sidebar-widget {
        padding: 20px;
    }
}

/* ============================================
   单个新闻文章页面样式 (Single News Article Styles)
   ============================================ */

/* Single News Page */
.single-news-page {
    background: #f8f9fa;
}

/* Breadcrumb */
.news-breadcrumb {
    background: white;
    padding: 20px 0;
    border-bottom: 1px solid #e5e7eb;
}

.breadcrumb-nav {
    font-size: 0.9rem;
    color: #6b7280;
}

.breadcrumb-nav a {
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-nav a:hover {
    color: #2563eb;
}

.breadcrumb-nav .separator {
    margin: 0 10px;
    color: #9ca3af;
}

.breadcrumb-nav .current {
    color: #1f2937;
    font-weight: 500;
}

/* Article Header */
.article-header {
    background: white;
    padding: 40px 0;
    border-bottom: 1px solid #e5e7eb;
}

.article-meta {
    display: flex;
    gap: 30px;
    margin-bottom: 20px;
    font-size: 0.9rem;
    color: #6b7280;
    flex-wrap: wrap;
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.article-meta i {
    color: #3b82f6;
}

.article-meta a {
    color: #3b82f6;
    text-decoration: none;
    transition: color 0.3s ease;
}

.article-meta a:hover {
    color: #2563eb;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    line-height: 1.2;
    margin-bottom: 20px;
}

.article-excerpt {
    font-size: 1.2rem;
    color: #6b7280;
    line-height: 1.6;
    max-width: 800px;
}

/* Article Content Section */
.article-content-section {
    padding: 60px 0;
}

.article-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

/* Article Main */
.article-main {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.article-featured-image {
    margin-bottom: 40px;
}

.article-featured-image img {
    width: 100%;
    height: auto;
    display: block;
}

.article-content {
    padding: 40px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: #374151;
}

.article-content img{
    max-width:100%;
}

.article-content h2,
.article-content h3,
.article-content h4 {
    color: #1f2937;
    margin-top: 2em;
    margin-bottom: 1em;
    font-weight: 600;
}

.article-content h2 {
    font-size: 1.8rem;
    border-bottom: 2px solid #3b82f6;
    padding-bottom: 10px;
}

.article-content h3 {
    font-size: 1.5rem;
}

.article-content h4 {
    font-size: 1.3rem;
}

.article-content p {
    margin-bottom: 1.5em;
}

.article-content ul,
.article-content ol {
    margin: 1.5em 0;
    padding-left: 2em;
}

.article-content li {
    margin-bottom: 0.5em;
}

.article-content blockquote {
    background: #f8f9fa;
    border-left: 4px solid #3b82f6;
    padding: 20px 30px;
    margin: 2em 0;
    font-style: italic;
    font-size: 1.1em;
}

.article-content blockquote cite {
    display: block;
    margin-top: 10px;
    font-style: normal;
    font-weight: 600;
    color: #6b7280;
}

/* Article Tags */
.article-tags {
    padding: 30px 40px;
    border-top: 1px solid #e5e7eb;
}

.article-tags h4 {
    margin: 0 0 15px 0;
    font-size: 1.1rem;
    color: #1f2937;
    font-weight: 600;
}

.tags-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.article-tags .tag-link {
    background: #f3f4f6;
    color: #6b7280;
    padding: 8px 16px;
    border-radius: 20px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.article-tags .tag-link:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
}

/* Article Share */
.article-share {
    padding: 30px 40px;
    border-top: 1px solid #e5e7eb;
}

.article-share h4 {
    margin: 0 0 20px 0;
    font-size: 1.1rem;
    color: #1f2937;
    font-weight: 600;
}

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

.share-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.share-btn.facebook {
    background: #1877f2;
    color: white;
}

.share-btn.twitter {
    background: #1da1f2;
    color: white;
}

.share-btn.linkedin {
    background: #0077b5;
    color: white;
}

.share-btn.email {
    background: #6b7280;
    color: white;
}

.share-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

/* Article Navigation */
.article-navigation {
    padding: 40px;
    border-top: 1px solid #e5e7eb;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.nav-previous,
.nav-next {
    display: block;
}

.nav-previous a,
.nav-next a {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    height: 100%;
}

.nav-previous a:hover,
.nav-next a:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.nav-content {
    flex: 1;
}

.nav-label {
    display: block;
    font-size: 0.85rem;
    color: #6b7280;
    margin-bottom: 5px;
}

.nav-title {
    display: block;
    font-weight: 600;
    color: #1f2937;
    line-height: 1.3;
}

.nav-previous a:hover .nav-label,
.nav-next a:hover .nav-label,
.nav-previous a:hover .nav-title,
.nav-next a:hover .nav-title {
    color: white;
}

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

.nav-next a {
    flex-direction: row-reverse;
}

/* Article Sidebar */
.article-sidebar {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.back-to-news .back-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #3b82f6;
    color: white;
    padding: 15px 25px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    justify-content: center;
}

.back-to-news .back-btn:hover {
    background: #2563eb;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

/* Recent Articles */
.recent-articles-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.recent-article-item {
    display: flex;
    gap: 15px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e5e7eb;
}

.recent-article-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.recent-article-image {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: 8px;
    overflow: hidden;
}

.recent-article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.recent-article-image:hover img {
    transform: scale(1.1);
}

.recent-article-content {
    flex: 1;
}

.recent-article-content h4 {
    margin: 0 0 8px 0;
    font-size: 0.95rem;
    line-height: 1.4;
}

.recent-article-content h4 a {
    color: #1f2937;
    text-decoration: none;
    transition: color 0.3s ease;
}

.recent-article-content h4 a:hover {
    color: #3b82f6;
}

.recent-article-meta {
    font-size: 0.8rem;
    color: #6b7280;
}

.recent-article-meta i {
    color: #3b82f6;
    margin-right: 5px;
}

/* Related Articles Section */
.related-articles-section {
    background: white;
    padding: 80px 0;
    border-top: 1px solid #e5e7eb;
}

.related-articles-section h2 {
    text-align: center;
    font-size: 2.2rem;
    color: #1f2937;
    margin-bottom: 50px;
    font-weight: 700;
}

.related-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.related-article-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
}

.related-article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.related-article-image {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.related-article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.related-article-image:hover img {
    transform: scale(1.05);
}

.related-article-image.placeholder {
    background: linear-gradient(135deg, #e5e7eb 0%, #d1d5db 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.related-article-image.placeholder i {
    font-size: 2.5rem;
    color: #9ca3af;
}

.related-article-content {
    padding: 25px;
}

.related-article-meta {
    margin-bottom: 15px;
    font-size: 0.85rem;
    color: #6b7280;
}

.related-article-meta i {
    color: #3b82f6;
    margin-right: 5px;
}

.related-article-title {
    margin: 0 0 15px 0;
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
}

.related-article-title a {
    color: #1f2937;
    text-decoration: none;
    transition: color 0.3s ease;
}

.related-article-title a:hover {
    color: #3b82f6;
}

.related-article-excerpt {
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 20px;
}

.read-more-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #3b82f6;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.read-more-link:hover {
    color: #2563eb;
    transform: translateX(5px);
}

/* Single News Responsive Design */
@media (max-width: 1024px) {
    .article-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .article-navigation {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .related-articles-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .article-title {
        font-size: 2rem;
    }
    
    .article-excerpt {
        font-size: 1.1rem;
    }
    
    .article-content {
        padding: 30px 20px;
        font-size: 1rem;
    }
    
    .article-tags,
    .article-share,
    .article-navigation {
        padding: 20px;
    }
    
    .article-meta {
        gap: 20px;
    }
    
    .share-buttons {
        gap: 10px;
    }
    
    .share-btn {
        padding: 10px 16px;
        font-size: 0.85rem;
    }
    
    .related-articles-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .related-articles-section {
        padding: 60px 0;
    }
    
    .related-articles-section h2 {
        font-size: 1.8rem;
        margin-bottom: 40px;
    }
}

@media (max-width: 480px) {
    .article-header {
        padding: 30px 0;
    }
    
    .article-title {
        font-size: 1.6rem;
    }
    
    .article-excerpt {
        font-size: 1rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 10px;
    }
    
    .article-content {
        padding: 20px 15px;
    }
    
    .article-tags,
    .article-share,
    .article-navigation {
        padding: 15px;
    }
    
    .nav-previous a,
    .nav-next a {
        padding: 15px;
    }
    
    .share-buttons {
        flex-direction: column;
    }
    
    .share-btn {
        justify-content: center;
    }
    
    .recent-article-item {
        flex-direction: column;
        gap: 10px;
    }
    
    .recent-article-image {
        width: 100%;
        height: 150px;
    }
}