/* 基础变量定义 */
:root {
    --primary-color: #1a56db;
    --secondary-color: #0d4d9b;
    --accent-color: #f4c720;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --text-color: #334155;
    --gray-light: #e2e8f0;
    --transition: all 0.3s ease;
    --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 15px rgba(0, 0, 0, 0.08);
    --border-radius: 8px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--light-color);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: var(--primary-color);
}

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

.text-center {
    text-align: center;
    margin-top: 40px;
    width: 100%;
}

/* 头部样式 */
.header {
    background-color: white;
    box-shadow: var(--shadow-sm);
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
}

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

.logo a {
    display: inline-block;
    height: 50px;
}

.logo img {
    height: 100%;
    width: auto;
    max-width: 200px;
}

.logo span {
    color: var(--accent-color);
}

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

.nav-menu li {
    margin: 0 15px;
    position: relative;
}

.nav-menu li a {
    font-weight: 500;
    padding: 10px 0;
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--accent-color);
    transition: var(--transition);
}

.nav-menu li a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--dark-color);
    cursor: pointer;
}

/* Banner轮播样式 */
.hero {
    margin-top: 80px;
    position: relative;
    overflow: hidden;
    height: 600px;
    width: 100%;
}

.banner {
    position: relative;
    height: 100%;
    width: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

.slide-content-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: flex-start;
}

.slide-content {
    max-width: 800px;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    padding-left: 20px;
}

.slide-content h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.banner-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
}

.banner-dots {
    display: flex;
    justify-content: center;
    list-style: none;
}

.banner-dots li {
    margin: 0 8px;
}

.banner-dots button {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: none;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    padding: 0;
    transition: var(--transition);
}

.banner-dots button.active {
    background-color: white;
    transform: scale(1.3);
}

/* 服务区域样式 */
.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--text-color);
    max-width: 700px;
    margin: 0 auto;
}

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

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

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

.service-icon {
    background-color: var(--primary-color);
    color: white;
    font-size: 2.5rem;
    padding: 30px 0;
    text-align: center;
}

.service-content {
    padding: 30px;
    text-align: center;
}

.service-content h3 {
    margin-bottom: 15px;
    color: var(--dark-color);
}

/* 成功案例区域样式 */
.cases {
    background-color: var(--gray-light);
}

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

.case-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.case-card:hover {
    transform: translateY(-5px);
}

.case-image {
    height: 200px;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.case-content {
    padding: 25px;
    display: flex; /* 添加flex布局 */
    flex-direction: column; /* 垂直排列 */
    flex-grow: 1; /* 确保内容区域占据剩余空间 */
}

.case-content h3 {
    margin-bottom: 15px;
    color: var(--dark-color);
}

.case-content p {
    margin-bottom: 15px; /* 减少文字与按钮间距 */
}

.case-content .btn {
    margin-top: 20px; /* 保持与上方文字的间距 */
    align-self: flex-end; /* 按钮右对齐 */
}
/* 联系我们区域样式 */
.contact {
    text-align: center;
}

.contact-info {
    background-color: var(--secondary-color);
    color: white;
    border-radius: var(--border-radius);
    padding: 40px;
    max-width: 700px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.contact-info p {
    font-size: 1.2rem;
    margin-bottom: 25px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.contact-btn {
    background-color: var(--accent-color);
    font-size: 1.1rem;
    padding: 15px 40px;
}
/* 联系页面专用样式 */
.contact-info-section {
    padding: 60px 0;
    background-color: var(--light-color);
}

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

.contact-card {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
}

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

.contact-icon {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: white;
    font-size: 1.5rem;
}

.contact-card h3 {
    margin-bottom: 15px;
    color: var(--dark-color);
    font-size: 1.3rem;
}

.contact-card p {
    margin-bottom: 5px;
    color: var(--text-color);
}

.contact-form-section {
    padding: 80px 0;
    background-color: white;
}

.contact-form {
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--dark-color);
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    flex: 1;
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-submit {
    text-align: center;
    margin-top: 30px;
}

.map-section {
    padding: 60px 0;
    background-color: var(--light-color);
}

.map-container {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 500px;
}

.map-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 30px;
    }
    
    .map-container {
        height: 400px;
    }
}

@media (max-width: 576px) {
    .contact-form {
        padding: 20px;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .map-container {
        height: 300px;
    }
}
/* 页脚样式 */
.footer {
    background-color: var(--dark-color);
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 30px;
}

.footer-container {
    display: grid;
    grid-template-columns: 3fr 2fr 2fr 2fr;
    gap: 30px;
    margin-bottom: 50px;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    display: inline-block;
}

.footer-logo span {
    color: var(--accent-color);
}

.footer-about p {
    margin-bottom: 25px;
}

.footer-title {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 2px;
    background-color: var(--accent-color);
}

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

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

.footer-links a {
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

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

.social-icon:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* 二级页面通用样式 */
.sub-banner {
    height: 400px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    margin-top: 80px;
}

.sub-banner-sm {
    height: 300px;
}

.sub-banner h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.sub-banner p {
    font-size: 1.2rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    max-width: 800px;
    margin: 0 auto;
}

.page-content {
    padding: 80px 0;
}

.breadcrumb {
    padding: 15px 0;
    margin-bottom: 30px;
    color: #666;
    font-size: 0.9rem;
    display: flex;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--primary-color);
    transition: var(--transition);
    margin-right: 10px;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    margin-right: 10px;
    color: #999;
}

/* 关于我们页面样式 */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 60px;
}

.about-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
}

.about-text h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.timeline {
    position: relative;
    margin-top: 40px;
    padding-left: 30px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
}

.timeline-year {
    position: absolute;
    left: 0;
    top: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.timeline-content {
    background-color: white;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    margin-left: 50px;
}

.team-section {
    padding: 60px 0;
}

.team-section h2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2.2rem;
    color: var(--dark-color);
}

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

.team-member {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.member-photo {
    height: 300px;
    overflow: hidden;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.team-member:hover .member-photo img {
    transform: scale(1.05);
}

.member-info {
    padding: 25px;
    text-align: center;
}

.member-info h3 {
    margin-bottom: 5px;
    font-size: 1.3rem;
}

.position {
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 15px;
    display: block;
}

/* 新闻列表样式 */
.news-section {
    padding: 80px 0;
    background-color: var(--light-color);
}

.news-filter {
    display: flex;
    gap: 15px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 8px 20px;
    background-color: #f5f5f5;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 500;
}

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

.filter-btn:hover:not(.active) {
    background-color: var(--gray-light);
}

.news-list {
    display: grid;
    gap: 30px;
}

.news-item {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: grid;
    grid-template-columns: 300px 1fr;
}

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

.news-image {
    height: 250px;
    overflow: hidden;
}

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

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

.news-content {
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.news-meta {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    color: #666;
    font-size: 0.9rem;
}

.news-category {
    color: var(--primary-color);
    font-weight: 500;
}

.news-content h2 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    line-height: 1.4;
}

.news-content h2 a {
    color: var(--dark-color);
    transition: var(--transition);
}

.news-content h2 a:hover {
    color: var(--primary-color);
}

.news-content p {
    margin-bottom: 20px;
    color: #666;
    flex-grow: 1;
}

.read-more {
    color: var(--primary-color);
    font-weight: 500;
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
}

.read-more i {
    margin-left: 5px;
    transition: var(--transition);
}

.read-more:hover i {
    transform: translateX(3px);
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 50px;
}

.page-btn {
    display: inline-block;
    padding: 0 15px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 4px;
    background-color: #f5f5f5;
    color: #333;
    transition: var(--transition);
    font-weight: 500;
}

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

.page-btn:hover:not(.active) {
    background-color: var(--gray-light);
}

/* 新闻详情页样式 */
.news-detail {
    padding: 60px 0;
}

.news-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    line-height: 1.3;
}

.news-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-light);
    color: #666;
    font-size: 0.95rem;
}

.featured-image {
    width: 100%;
    height: auto;
    margin: 30px 0;
    border-radius: var(--border-radius);
    overflow: hidden;
}

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

.news-content {
    line-height: 1.8;
    color: #444;
    font-size: 1.1rem;
}

.news-content p {
    margin-bottom: 25px;
}

.news-content h2 {
    font-size: 1.8rem;
    margin: 40px 0 20px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 10px;
}

.news-content h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
}

.news-image-group {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.news-image-group img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
}

.news-content ul,
.news-content ol {
    margin: 25px 0;
    padding-left: 30px;
}

.news-content ul li,
.news-content ol li {
    margin-bottom: 12px;
    padding-left: 10px;
}

.news-content ul li::marker {
    color: var(--primary-color);
}

blockquote {
    margin: 30px 0;
    padding: 25px;
    background-color: #f9f9f9;
    border-left: 4px solid var(--primary-color);
    font-style: italic;
    color: #555;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.news-footer {
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid #eee;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 20px;
}

.share-buttons {
    display: flex;
    align-items: center;
    gap: 15px;
}

.share-buttons span {
    font-weight: 500;
}

.share-buttons a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: white;
    transition: transform 0.3s;
}

.share-buttons a:hover {
    transform: translateY(-3px);
}

.share-wechat { background-color: #07C160; }
.share-weibo { background-color: #E6162D; }
.share-qq { background-color: #12B7F5; }
.share-linkedin { background-color: #0077B5; }

.news-tags {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.news-tags i {
    margin-right: 5px;
    color: var(--primary-color);
}

.news-tags a {
    padding: 5px 12px;
    background-color: #f5f5f5;
    border-radius: 20px;
    font-size: 14px;
    color: #666;
    transition: all 0.3s;
}

.news-tags a:hover {
    background-color: var(--primary-color);
    color: white;
}

.news-navigation {
    display: flex;
    justify-content: space-between;
    margin: 50px 0;
    padding: 20px 0;
    border-top: 1px solid #eee;
    border-bottom: 1px solid #eee;
}

.prev-news,
.next-news {
    display: flex;
    align-items: center;
    color: #333;
    transition: color 0.3s;
    max-width: 45%;
}

.prev-news:hover,
.next-news:hover {
    color: var(--primary-color);
}

.prev-news i {
    margin-right: 10px;
}

.next-news i {
    margin-left: 10px;
}

.related-news {
    margin-top: 60px;
}

.related-news h2 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--dark-color);
    padding-bottom: 10px;
    border-bottom: 1px solid var(--gray-light);
}

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

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

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

.related-news-image {
    height: 180px;
    overflow: hidden;
}

.related-news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.related-news-content {
    padding: 20px;
}

.related-news-content h4 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.related-news-content h4 a {
    color: var(--dark-color);
    transition: var(--transition);
}

.related-news-content h4 a:hover {
    color: var(--primary-color);
}

.news-date {
    color: #666;
    font-size: 0.9rem;
}

/* 解决方案页面样式 */
.solutions-section {
    padding: 80px 0;
    background-color: var(--light-color);
}

.industry-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
    justify-content: center;
}

.tab-btn {
    padding: 10px 25px;
    background-color: #f5f5f5;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    color: var(--text-color);
}

.tab-btn.active {
    background-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.tab-btn:hover:not(.active) {
    background-color: var(--gray-light);
}

.tab-content {
    display: none;
    margin-bottom: 60px;
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

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

.solution-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 40px;
}

.solution-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 400px;
}

.solution-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.solution-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 15px;
}

.solution-text h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.solution-text p {
    margin-bottom: 25px;
    line-height: 1.8;
    color: var(--text-color);
}

.solution-features {
    margin-bottom: 30px;
}

.solution-features h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.solution-features ul {
    list-style: none;
}

.solution-features li {
    margin-bottom: 12px;
    padding-left: 30px;
    position: relative;
    color: var(--text-color);
}

.solution-features li::before {
    content: '\f00c';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent-color);
}

.product-solutions {
    margin-top: 60px;
}

.product-solutions .section-title {
    margin-bottom: 40px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    padding: 30px 20px;
}

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

.product-icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.product-card p {
    margin-bottom: 20px;
    color: var(--text-color);
    font-size: 0.95rem;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .services-grid,
    .cases-grid,
    .team-grid,
    .related-news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .slide-content {
        padding: 0 30px;
    }
    
    .slide-content h1 {
        font-size: 2.2rem;
    }
    
    .footer-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solution-detail {
        grid-template-columns: 1fr;
    }
    
    .solution-image {
        height: 350px;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero {
        height: 500px;
    }
    
    .slide-content h1 {
        font-size: 1.8rem;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background-color: white;
        flex-direction: column;
        text-align: center;
        padding: 30px 0;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.1);
        transition: var(--transition);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }

    .nav-toggle {
        display: block;
    }
    
    .slide {
        padding: 0 30px;
        justify-content: center;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
    }
    
    .sub-banner h1 {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .timeline::before {
        left: 15px;
    }
    
    .timeline-year {
        left: 5px;
    }
    
    .timeline-content {
        margin-left: 40px;
    }
}

@media (max-width: 576px) {
    .services-grid,
    .cases-grid,
    .team-grid,
    .related-news-grid,
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .hero {
        height: 400px;
    }
    
    .slide-content h1 {
        font-size: 1.6rem;
    }
    
    .section {
        padding: 60px 0;
    }
    
    .news-item {
        grid-template-columns: 1fr;
    }
    
    .news-image {
        height: 200px;
    }
    
    .industry-tabs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .tab-btn {
        width: 100%;
        margin-bottom: 10px;
    }
    
    .solution-detail {
        padding: 20px;
    }
    
    .solution-image {
        height: 250px;
    }
}
/* 解决方案页面样式增强 */
.solutions-section {
    padding: 80px 0;
    background-color: var(--light-color);
}

.industry-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
    justify-content: center;
}

.tab-btn {
    padding: 10px 25px;
    background-color: #f5f5f5;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    color: var(--text-color);
}

.tab-btn.active {
    background-color: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-sm);
}

.tab-btn:hover:not(.active) {
    background-color: var(--gray-light);
}

.tab-content {
    display: none;
    margin-bottom: 60px;
}

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

.solution-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.solution-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 400px;
}

.solution-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.solution-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 15px;
}

.solution-text h3::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.solution-text p {
    margin-bottom: 25px;
    line-height: 1.8;
    color: var(--text-color);
}

.solution-features {
    margin-bottom: 30px;
}

.solution-features h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.solution-features ul {
    list-style: none;
}

.solution-features li {
    margin-bottom: 12px;
    padding-left: 30px;
    position: relative;
    color: var(--text-color);
}

.solution-features li::before {
    content: '\f00c';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent-color);
}

.product-solutions {
    margin-top: 60px;
}

.product-solutions .section-title {
    margin-bottom: 40px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.product-card {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
    padding: 30px 20px;
}

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

.product-icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.product-card p {
    margin-bottom: 20px;
    color: var(--text-color);
    font-size: 0.95rem;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .solution-detail {
        grid-template-columns: 1fr;
    }
    
    .solution-image {
        height: 350px;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .industry-tabs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .tab-btn {
        width: 100%;
        margin-bottom: 10px;
    }
}

@media (max-width: 576px) {
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .solution-image {
        height: 250px;
    }
}
/* services.css - 服务支持页面专用样式 */

/* 服务标签页样式 */
.service-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
    justify-content: center;
}

.service-tab-btn {
    padding: 12px 30px;
    background-color: #f5f5f5;
    border: none;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    color: #333;
}

.service-tab-btn.active, .service-tab-btn:hover {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* 服务详情内容样式 */
.service-tab-content {
    display: none;
    margin-bottom: 60px;
}

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

.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.service-image {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 400px;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.service-text h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 15px;
}

.service-text h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.service-text p {
    margin-bottom: 25px;
    line-height: 1.8;
    color: var(--text-color);
}

.service-text h3 {
    font-size: 1.5rem;
    margin: 30px 0 20px;
    color: var(--dark-color);
}

.service-text ul {
    list-style: none;
    margin-bottom: 30px;
}

.service-text ul li {
    margin-bottom: 12px;
    padding-left: 30px;
    position: relative;
    color: var(--text-color);
}

.service-text ul li::before {
    content: '\f00c';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent-color);
}

.advantages {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.advantage-item {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 25px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.advantage-item i {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.advantage-item h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

/* 服务流程样式 */
.service-process {
    margin-top: 60px;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: var(--dark-color);
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.process-step {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}

.process-step::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -30px;
    transform: translateY(-50%);
    width: 30px;
    height: 10px;
    background-color: var(--gray-light);
    z-index: 1;
}

.process-step:last-child::before {
    display: none;
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 20px;
}

.process-step h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .service-detail {
        grid-template-columns: 1fr;
    }
    
    .service-image {
        height: 350px;
    }
    
    .advantages {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .process-step::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .service-tabs {
        flex-direction: column;
        align-items: stretch;
    }
    
    .service-tab-btn {
        width: 100%;
    }
    
    .advantages {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .service-image {
        height: 250px;
    }
    
    .service-text h2 {
        font-size: 1.8rem;
    }
}
/* careers.css - 招贤纳士页面专用样式 */

/* 企业文化部分样式 */
.culture-section {
    padding: 80px 0;
    background-color: #f8fafc;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    color: #1e293b;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: #f4c720;
}

.culture-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.culture-item {
    background-color: white;
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.culture-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.08);
}

.culture-icon {
    width: 60px;
    height: 60px;
    background-color: #1a56db;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.5rem;
}

.culture-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #1e293b;
}

/* 招聘职位部分样式 */
.jobs-section {
    padding: 80px 0;
}

.job-list {
    max-width: 800px;
    margin: 0 auto;
}

.job-item {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    padding: 30px;
    margin-bottom: 30px;
    transition: all 0.3s ease;
}

.job-item:hover {
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.08);
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.job-header h3 {
    font-size: 1.5rem;
    color: #1e293b;
}

.job-location {
    display: flex;
    align-items: center;
    color: #64748b;
}

.job-location i {
    margin-right: 5px;
}

.job-info {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    color: #64748b;
    font-size: 0.95rem;
}

.job-info span {
    display: flex;
    align-items: center;
}

.job-info i {
    margin-right: 5px;
}

.job-description h4 {
    font-size: 1.2rem;
    margin: 20px 0 15px;
    color: #1e293b;
}

.job-description ul {
    list-style: none;
    padding-left: 20px;
}

.job-description li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
}

.job-description li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #1a56db;
    font-size: 1.2rem;
}

.job-item .btn {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 30px;
    background-color: #1a56db;
    color: white;
    border-radius: 4px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.job-item .btn:hover {
    background-color: #0d4d9b;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* 员工福利部分样式 */
.benefits-section {
    padding: 80px 0;
    background-color: #f8fafc;
}

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

.benefit-item {
    background-color: white;
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.benefit-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.08);
}

.benefit-icon {
    width: 60px;
    height: 60px;
    background-color: #1a56db;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.5rem;
}

.benefit-item h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #1e293b;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .culture-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .culture-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .job-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .job-location {
        margin-top: 10px;
    }
    
    .job-info {
        flex-wrap: wrap;
    }
}
/* 子横幅样式 */
.sub-banner.sub-banner-sm {
    height: 300px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
}

.sub-banner.sub-banner-sm .container {
    width: 100%;
}

.sub-banner.sub-banner-sm h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

/* 面包屑导航 */
.breadcrumb {
    padding: 15px 0;
    margin-bottom: 30px;
    color: #666;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--primary-color);
    transition: all 0.3s;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

/* 案例详情内容 */
.case-detail-content {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 40px;
    margin-bottom: 60px;
}

.case-title {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 15px;
}

.case-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
}

.case-meta {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--gray-light);
    color: #666;
    font-size: 0.95rem;
}

.case-meta span {
    display: flex;
    align-items: center;
}

.case-meta i {
    margin-right: 5px;
    color: var(--primary-color);
}

/* 项目概述 */
.case-overview h2,
.case-challenge h2,
.case-solution h2,
.case-results h2,
.case-testimonial h2 {
    font-size: 1.8rem;
    margin: 40px 0 20px;
    color: var(--dark-color);
    position: relative;
    padding-bottom: 10px;
}

.case-overview h2::after,
.case-challenge h2::after,
.case-solution h2::after,
.case-results h2::after,
.case-testimonial h2::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 40px;
    height: 3px;
    background-color: var(--accent-color);
}

.case-overview p {
    margin-bottom: 25px;
    line-height: 1.8;
    color: var(--text-color);
}

.case-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 30px 0;
}

.stat-item {
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    padding: 20px;
    text-align: center;
    transition: var(--transition);
}

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

.stat-value {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 0.95rem;
    color: var(--text-color);
}

/* 挑战与问题 */
.case-challenge ul {
    list-style: none;
    padding-left: 20px;
}

.case-challenge li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
    color: var(--text-color);
}

.case-challenge li::before {
    content: '\f00d';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0;
    color: #e53e3e;
}

/* 解决方案 */
.solution-steps {
    display: grid;
    gap: 20px;
}

.solution-step {
    display: flex;
    align-items: flex-start;
    margin-bottom: 30px;
}

.step-number {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    flex-shrink: 0;
    margin-right: 20px;
}

.step-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.step-content p {
    line-height: 1.7;
    color: var(--text-color);
}

/* 实施效果 */
.results-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.result-item {
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    padding: 30px 20px;
    text-align: center;
    transition: var(--transition);
}

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

.result-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.result-item h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.result-item p {
    font-size: 0.95rem;
    color: var(--text-color);
    line-height: 1.6;
}

/* 客户评价 */
.case-testimonial blockquote {
    margin: 30px 0;
    padding: 30px;
    background-color: var(--light-color);
    border-left: 4px solid var(--accent-color);
    font-style: italic;
    color: #555;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    position: relative;
}

.case-testimonial blockquote::before {
    content: '\f10d';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    top: 20px;
    left: 20px;
    font-size: 2rem;
    color: rgba(0, 0, 0, 0.05);
}

.case-testimonial cite {
    display: block;
    margin-top: 20px;
    font-style: normal;
    font-weight: 600;
    color: var(--dark-color);
    text-align: right;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .case-stats,
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .case-detail-content {
        padding: 20px;
    }
    
    .case-meta {
        flex-direction: column;
        gap: 10px;
    }
    
    .solution-step {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .step-number {
        margin-bottom: 15px;
    }
}

@media (max-width: 576px) {
    .case-stats,
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .case-title {
        font-size: 1.8rem;
    }
    
    .sub-banner.sub-banner-sm {
        height: 250px;
    }
}