/* CSS变量定义 */
:root {
    --primary: #1e3a8a;
    --primary-light: #3b82f6;
    --primary-dark: #1e40af;
    --secondary: #f59e0b;
    --text: #1f2937;
    --text-light: #6b7280;
    --text-muted: #9ca3af;
    --bg: #ffffff;
    --bg-light: #f8fafc;
    --bg-dark: #0f172a;
    --border: #e5e7eb;
    --border-light: #f1f5f9;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius: 8px;
    --radius-sm: 4px;
    --radius-lg: 12px;
    --transition: all 0.3s ease;
}

/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    line-height: 1.6;
    color: var(--text);
    background-color: var(--bg);
    overflow-x: hidden;
}

/* 容器 */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* 嵌套容器处理 */
.container .container {
    padding: 0;
    max-width: 100%;
}

/* 通用组件 */
.section {
    padding: 40px 0;
}

.bg-light {
    background-color: var(--bg-light);
}

.section-header {
    text-align: center;
    margin-bottom: 10px;
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background-color: rgba(30, 58, 138, 0.1);
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    border-radius: 20px;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-desc {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    line-height: 1;
}

.btn-primary {
    background-color: #257324;
    color: white;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: #257324;
    color: #fff;
}

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

.btn-small {
    padding: 10px 20px;
    font-size: 0.875rem;
}

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

/* 导航栏 */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

.header.scrolled {
    background-color: white;
    box-shadow: var(--shadow);
    border-bottom-color: var(--border);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo a {
    text-decoration: none;
    display: block;
}

.logo-svg {
    width: 140px;
    height: 40px;
}

.nav-menu {
    display: flex;
}

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

.nav-link {
    display: block;
    padding: 10px 20px;
    color: #000;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 20px;
    right: 20px;
    height: 3px;
    background-color: var(--primary);
    border-radius: 2px;
}

/* 下拉菜单 */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    min-width: 200px;
    list-style: none;
    padding: 10px 0;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    opacity: 1;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 1001;
}

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

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
}

.dropdown-menu a:hover {
    background-color: var(--bg-light);
    color: var(--primary);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.5rem;
}

.phone-link .icon {
    width: 20px;
    height: 20px;
    fill: var(--primary);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--text);
    transition: var(--transition);
}

/* Hero区域 */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 80px;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.9) 0%, rgba(30, 58, 138, 0.7) 100%);
}

.hero-content {
    position: relative;
    z-index: 1;
    color: white;
    max-width: 900px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
}

.hero-title .highlight {
    color: var(--secondary);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 1;
    line-height: 1.6;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary);
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* 动画 */
.animate-fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

.animate-fade-in-delay {
    animation: fadeIn 0.8s ease-out 0.2s forwards;
    opacity: 0;
}

.animate-fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s forwards;
    opacity: 0;
}

.animate-fade-in-delay-3 {
    animation: fadeIn 0.8s ease-out 0.6s forwards;
    opacity: 0;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 服务卡片 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: white;
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-light);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
    text-align: center;
}

.service-icon svg {
    width: 100%;
    height: 100%;
    fill: var(--primary);
}

/* 服务介绍区域 */
.services-intro .services-intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.services-intro-text {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.services-intro-cta {
    margin-top: 8px;
}

.services-intro-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}

.services-intro-text p {
    font-size: 1.125rem;
    color: var(--text-light);
    line-height: 1.6;
}

.services-intro-text .intro-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 24px 0;
}

.services-intro-text .intro-feature {
    display: flex;
    align-items: center;
    gap: 12px;
}

.services-intro-text .feature-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.services-intro-text .feature-icon svg {
    width: 100%;
    height: 100%;
    fill: var(--primary);
}

.services-intro-text .btn-primary {
    margin-top: 16px;
    align-self: flex-start;
}

.services-intro-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .services-intro .services-intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    #jesong_panel {top:220px!important;}
    .services-intro-text h2 {
        font-size: 2rem;
    }

    .services-intro-text .intro-features {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .services-intro-text .btn-primary {
        align-self: center;
    }
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 24px;
    line-height: 1.6;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.service-link:hover {
    gap: 12px;
}

.service-link .arrow {
    width: 16px;
    height: 16px;
    stroke: var(--primary);
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

/* 检测流程 */
.process-timeline {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin: 0 auto;
    max-width: 1200px;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 80px;
    right: 80px;
    height: 2px;
    background-color: var(--border);
    z-index: 0;
}

.process-step {
    flex: 1;
    position: relative;
    z-index: 1;
    max-width: 200px;
}

.process-step:first-child {
    text-align: left;
}

.process-step:last-child {
    text-align: right;
}

.process-step:not(:first-child):not(:last-child) {
    text-align: center;
}

.step-number {
    width: 80px;
    height: 80px;
    margin: 0 0 24px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    box-shadow: var(--shadow);
}

.process-step:first-child .step-number {
    margin-right: auto;
}

.process-step:last-child .step-number {
    margin-left: auto;
}

.process-step:not(:first-child):not(:last-child) .step-number {
    margin-left: auto;
    margin-right: auto;
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
}

.step-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* 资质轮播 */
.certificates-carousel {
    position: relative;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    padding: 0 20px;
}

.cert-carousel-track {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex: 1;
    margin: 0 20px;
}

.cert-carousel-track::-webkit-scrollbar {
    display: none;
}

.cert-item {
    flex: 0 0 280px;
    text-align: center;
}

/* 资质网格布局 */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.cert-grid .cert-item {
    flex: none;
    text-align: center;
}

.cert-grid .cert-image {
    height: 240px;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
}

.cert-grid .cert-image img {
    height: 100%;
    object-fit: cover;
}

.cert-grid .cert-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.cert-grid .cert-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 资质说明网格布局 */
.explanation-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 40px;
}

.explanation-item {
    text-align: center;
    padding: 30px;
    border-radius: var(--radius);
    background-color: var(--bg-light);
    transition: var(--transition);
}

.explanation-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.explanation-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(30, 58, 138, 0.1);
    border-radius: 50%;
}

.explanation-icon svg {
    width: 40px;
    height: 40px;
    fill: var(--primary);
}

.explanation-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.explanation-item p {
    font-size: 1rem;
    color: var(--text-light);
    line-height: 1.6;
}

.cert-image {
    width: 100%;
    height: auto;
    min-height: 200px;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
}

.cert-image img {
    width: 100%;
    height: auto;
    max-height:150px;
    object-fit: contain;
}

.cert-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.cert-item p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.carousel-btn {
    width: 48px;
    height: 48px;
    border: 2px solid var(--border);
    background-color: white;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    position: static;
}

.carousel-btn:hover {
    border-color: var(--primary);
    background-color: var(--primary);
}

.carousel-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-light);
    stroke-width: 2;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.carousel-btn:hover svg {
    stroke: white;
}

/* 核心优势 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.advantage-item {
    text-align: center;
    padding: 30px 20px;
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.advantage-item:hover {
    background-color: white;
    box-shadow: var(--shadow);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
}

.advantage-icon svg {
    width: 100%;
    height: 100%;
    fill: none;
    stroke: var(--primary);
    stroke-width: 2;
}

.advantage-icon svg path,
.advantage-icon svg circle,
.advantage-icon svg rect {
    stroke: var(--primary);
}

.advantage-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.advantage-item p {
    color: var(--text-light);
    line-height: 1.6;
}

/* 文章调取区域 */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.article-item {
    background-size: cover;
    background-position: center;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.article-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.article-content {
    padding: 30px;
    background-color: rgba(255, 255, 255, 0.9);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.article-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.article-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 24px;
    flex-grow: 1;
}

.article-link {
    display: inline-block;
    color: var(--primary);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
}

.article-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* 客户评价 */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: white;
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.testimonial-content {
    margin-bottom: 24px;
}

.stars {
    display: flex;
    gap: 4px;
    margin-bottom: 16px;
}

.star {
    width: 20px;
    height: 20px;
    fill: var(--secondary);
}

.testimonial-content p {
    color: var(--text);
    font-style: italic;
    line-height: 1.6;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    background-color: var(--bg-light);
}

.author-avatar svg {
    width: 100%;
    height: 100%;
    fill: var(--text-muted);
}

.author-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 4px;
}

.author-info p {
    color: var(--text-light);
    font-size: 0.875rem;
}

/* 合作客户 */
.clients-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
    align-items: center;
}

@media (max-width: 992px) {
    .clients-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .clients-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.client-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background-color: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.client-item:hover {
    box-shadow: var(--shadow);
    transform: translateY(-4px);
}

.client-logo svg {
    width: 100%;
    height: auto;
}

/* 设备展示 */
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.equipment-item {
    background-color: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.equipment-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.equipment-image {
    width: 100%;
    height: 240px;
    overflow: hidden;
}

.equipment-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.equipment-item h3 {
    padding: 20px 20px 8px;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text);
}

.equipment-item p {
    padding: 0 20px 20px;
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 新闻 */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

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

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

.news-image {
    width: 100%;
    height: 240px;
    position: relative;
    overflow: hidden;
}

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

.news-date {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--primary);
    color: white;
    padding: 12px 16px;
    border-radius: var(--radius);
    text-align: center;
    min-width: 70px;
}

.news-date .day {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
}

.news-date .month {
    display: block;
    font-size: 0.75rem;
    opacity: 0.9;
}

.news-content {
    padding: 24px;
}

.news-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text);
    line-height: 1.4;
}

.news-content p {
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.5;
}

.news-link {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

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

/* CTA区域 */
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta p {
    font-size: 1.125rem;
    margin-bottom: 40px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

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

.cta .btn-primary:hover {
    background-color: var(--bg-light);
}

.cta .btn-outline {
    border-color: white;
    color: white;
}

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

/* 文章正文样式 */
.article-content {
    background-color: var(--light);
}

/* 内容页面资质区域样式 */
.article-content .certificates {
    margin: 10px 0;
}

/* 内容页面资质轮播区域样式 */
.article-content .certificates-carousel {
    padding: 0;
}

.article-content .cert-carousel-track {
    padding: 0;
    margin: 0;
}

/* 文章元信息样式 */
.article-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 15px;
    padding-top: 15px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.meta-icon {
    width: 16px;
    height: 16px;
    fill: var(--text-muted);
    flex-shrink: 0;
}

.article-body {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 20px;
    box-sizing: border-box;
}

.article-body img {margin:0 auto;display:block;}

/* 移动端适配 */
@media (max-width: 768px) {
    .article-body {
        padding: 20px 15px;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .article-body {
        padding: 15px 15px;
        max-width: 100%;
    }
}

.article-body h2 {
    font-size: 1.8rem;
    font-weight: 600;
    margin: 40px 0 20px;
    color: var(--dark);
}

.article-body h4 {
    font-size: 1.4rem;
    font-weight: 600;
    margin: 30px 0 15px;
    color: var(--dark);
}

.article-body p {
    margin-bottom: 20px;
    line-height: 1.8;
    color: var(--text);
    font-size:16px;
    font-weight:400;
}
.article-body p b {border-bottom:2px solid #183883;}
.article-body p strong {border-bottom:1px solid #183883;}
.article-body ul {
    color: var(--text);
}

.article-body ul li {
    margin-bottom: 10px;
    line-height: 1.6;
}

/* 上下篇导航样式 */
.article-navigation {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid #e0e0e0;
}

.prev-article, .next-article {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nav-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
}

.nav-link {
    font-size: 1.15rem;
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* 了解我们区域样式 */
.about-us {
    margin: 40px 0;
}

.about-image {
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

@media (max-width: 768px) {
    .about-image {
        padding: 10px;
    }
}

.about-image img {
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.about-image:hover img {
    transform: scale(1.02);
}

/* 内容页面section样式 */
.about-us.section,
.advantages.section,
.equipment.section {
    margin: 16px 0;
}

.cta.section {
    margin-top: 16px;
}

/* 相关文章 */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

@media (min-width: 1200px) {
    .articles-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

.article-item {
    background-color: #dbdee1;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.article-btn {
    display: block;
    margin-top: 15px;
    margin-left: auto;
    margin-right: auto;
    padding: 8px 16px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-size: 14px;
    width: fit-content;
    transition: background-color 0.3s ease;
}

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

.article-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.article-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-primary);
    line-height: 1.4;
    text-align: center;
}

.article-excerpt {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0;
}

/* 页脚 */
.footer {
    background-color: #171818;
    background-image: url('images/jianjie.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-blend-mode: overlay;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo svg {
    height: 40px;
    margin-bottom: 20px;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-col h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: white;
}

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

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

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

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

.social-link svg {
    width: 20px;
    height: 20px;
    fill: white;
}

.contact-info {
    list-style: none;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.7);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.contact-info .icon,
.footer-links .icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    fill: rgba(255, 255, 255, 0.7);
}

.footer-qrcode {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-bottom: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.qrcode-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.qrcode-item img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 4px;
}

.qrcode-name {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    text-align: center;
    line-height: 1.2;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}


.popup-header {
    background-color: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.popup-header h4 {
    font-size: 1rem;
    font-weight: 600;
}

.close-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: white;
    opacity: 0.8;
    transition: var(--transition);
}

.close-btn:hover {
    opacity: 1;
}

.close-btn svg {
    width: 18px;
    height: 18px;
    fill: white;
}

.popup-content {
    padding: 20px;
    text-align: center;
}

.popup-content p {
    color: var(--text-light);
    margin-bottom: 8px;
}

.popup-content p:first-child {
    color: var(--text);
    font-weight: 600;
}

.service-toggle {
    width: 60px;
    height: 60px;
    background-color: var(--primary);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.service-toggle:hover {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

.service-toggle .icon {
    width: 28px;
    height: 28px;
    fill: white;
}

/* 页面标题和面包屑导航 */
.page-header {
    background-color: var(--bg);
    padding: 60px 0 10px;
    margin-top: 80px;
    border-bottom: 1px solid var(--border);
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.2;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.95rem;
    color: var(--text-light);
}

.breadcrumb a {
    color: #000;
    text-decoration: none;
    transition: var(--transition);
}

.breadcrumb a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.breadcrumb span {
    color: var(--text-muted);
}

/* 返回顶部 */
.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 100px;
    width: 48px;
    height: 48px;
    background-color: white;
    border: 1px solid var(--border);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 998;
}

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

.back-to-top:hover {
    background-color: var(--primary);
    border-color: var(--primary);
}

.back-to-top svg {
    width: 20px;
    height: 20px;
    fill: var(--text);
}

.back-to-top:hover svg {
    fill: white;
}

/* 懒加载动画 */
.lazy-observe {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.lazy-observe.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .container {
        padding: 0 20px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .process-timeline {
        flex-wrap: wrap;
        gap: 40px;
    }
    
    .process-timeline::before {
        display: none;
    }
    
    .process-step {
        flex: 0 0 calc(50% - 20px);
        max-width: none;
    }
}

@media (max-width: 992px) {
    .footer-qrcode {
        flex-wrap: wrap;
        gap: 20px;
    }
    
    .qrcode-item img {
        width: 80px;
        height: 80px;
    }
    
    .qrcode-name {
        font-size: 0.75rem;
    }
    
    .page-header {
        padding: 50px 0 30px;
        margin-top: 80px;
    }
    
    .page-header h1 {
        font-size: 2rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: white;
        transition: var(--transition);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        padding: 20px;
    }
    
    .nav-link {
        padding: 15px 20px;
        border-bottom: 1px solid var(--border-light);
    }
    
    .nav-link.active::after {
        display: none;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: 0;
        margin-top: 10px;
        background-color: var(--bg-light);
    }
    
    .dropdown-menu a {
        padding-left: 40px;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .phone-link {
        display: none;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: 30px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
    
    .floating-service {
        display: none;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 10px 0;
    }
    
    .section-header {
        margin-bottom: 10px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .hero {
        min-height: 600px;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-step {
        flex: 0 0 100%;
        text-align: center;
    }
    
    .process-step:first-child,
    .process-step:last-child {
        text-align: center;
    }
    
    .process-step:first-child .step-number,
    .process-step:last-child .step-number {
        margin: 0 auto 24px;
    }
    
    /* 调整资质轮播区域 */
    .certificates-carousel {
        margin-bottom: 0;
        padding: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .cert-carousel-track {
        overflow-x: hidden;
        display: flex;
        flex-wrap: nowrap;
        scroll-snap-type: x mandatory;
        width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .cert-item {
        flex: 0 0 100%;
        scroll-snap-align: start;
        box-sizing: border-box;
    }
    
    .cert-image {
        height: auto;
        min-height: 200px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .cert-image img {
        width: 50%;
        box-sizing: border-box;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .footer-content > div:first-child {
        grid-column: 1 / -1;
        margin-bottom: 30px;
        width: 100%;
    }
    
    .footer-content > div:last-child {
        grid-column: 1 / -1;
        width: 100%;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .clients-grid {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
    
    .equipment-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .cta h2 {
        font-size: 1.75rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    /* 内容页面移动端宽度调整 */
    .article-content {
        width: 100%;
        overflow-x: hidden;
    }
    
    /* 移动端container宽度调整 */
    .container {
        width: 100%;
    }
    
    /* 移动端article-body内边距调整 */
    .article-body {
        padding: 0;
    }
    
    /* 移动端隐藏article-meta区域 */
    .article-meta {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-wrapper {
        height: 70px;
    }
    
    .page-header {
        padding: 40px 0 20px;
        margin-top: 70px;
    }
    
    .page-header h1 {
        font-size: 1.75rem;
    }
    
    .breadcrumb {
        font-size: 0.875rem;
        gap: 8px;
    }
    
    .hero {
        margin-top: 70px;
        min-height: 500px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section {
        padding: 10px 0;
    }
    
    .section-header {
        margin-bottom: 10px;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    /* 调整资质轮播区域 */
    .certificates-carousel {
        margin-bottom: 0;
        padding: 0;
        width: 100%;
        box-sizing: border-box;
    }
    
    .cert-item {
        flex: 0 0 100%;
        box-sizing: border-box;
    }
    
    .cert-image {
        height: auto;
        min-height: 180px;
        width: 100%;
        box-sizing: border-box;
    }
    
    .cert-image img {
        width: 50%;
        box-sizing: border-box;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .footer-content > div:first-child {
        grid-column: 1 / -1;
        margin-bottom: 30px;
        width: 100%;
    }
    
    .footer-content > div:last-child {
        grid-column: 1 / -1;
        width: 100%;
    }
    
    /* 移动端隐藏article-meta区域 */
    .article-meta {
        display: none;
    }
}

/* 打印样式 */
@media print {
    .header,
    .floating-service,
    .back-to-top,
    .mobile-toggle {
        display: none !important;
    }
    
    .hero {
        height: auto;
        min-height: auto;
        padding: 40px 0;
    }
    
    .section {
        padding: 30px 0;
    }
}

/* 10秒后弹出的客服弹窗 */
.customer-popup {
    position: fixed;
    right: 20px;
    top: 200px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateX(100%);
    transition: all 0.3s ease;
}

.customer-popup.show {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

.customer-popup .popup-content {
    width: 220px;
    background-color: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    overflow: hidden;
}

.customer-popup .popup-header {
    display: flex;
    justify-content: flex-end;
    background-color: var(--bg-light);
}

.customer-popup .popup-header .popup-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    color: var(--text-light);
    transition: var(--transition);
}

.customer-popup .popup-header .popup-close:hover {
    color: var(--text);
}

.customer-popup .popup-header .icon {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.customer-popup .popup-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.customer-popup .customer-avatar {
    margin-bottom: 20px;
}

.customer-popup .customer-avatar img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
}

.customer-popup .customer-info h4 {
    margin-bottom: 8px;
    color: var(--text);
    font-weight: 600;
}

.customer-popup .customer-info p {
    margin-bottom: 20px;
    color: var(--text-light);
    line-height: 1.5;
}

.customer-popup .consult-btn {
    padding: 12px 24px;
    background-color: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.customer-popup .consult-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* 只在PC端显示弹窗 */
@media (max-width: 992px) {
    .customer-popup {
        display: none;
    }
}




.article-body ul {width:100%;padding:0px;} 
.article-body li {display:inline-block;margin-right:5px!important;margin-left:0px!important;margin-top:5px;padding:4px;background:#9ecdfb4d;color:#000;border-radius:5px;border: 1px dashed #ccc;list-style:none;line-height:30px;}
.article-body li a {color:#000;font-weight:400;}
#jesong_panel {top:220px!important;}