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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* 导航栏 */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo a {
    font-size: 24px;
    font-weight: bold;
    color: #0066cc;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #0066cc;
}

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

.btn-login {
    color: #333;
    text-decoration: none;
    font-weight: 500;
}

.btn-start {
    background-color: #0066cc;
    color: #fff !important;
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none !important;
    font-weight: 500;
    transition: background-color 0.3s;
    display: inline-block;
}

.btn-start:link,
.btn-start:visited,
.btn-start:active,
.btn-start:focus {
    color: #fff !important;
    background-color: #0066cc !important;
}

.btn-start:hover {
    background-color: #0052a3 !important;
    color: #fff !important;
}

/* 英雄区域 */
.hero {
    position: relative;
    background: linear-gradient(135deg, #0066cc 0%, #004499 100%);
    color: #fff;
    padding: 120px 20px;
    text-align: center;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-primary {
    background-color: #fff;
    color: #0066cc;
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
    display: inline-block;
}

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

.btn-secondary {
    background-color: transparent;
    color: #fff;
    padding: 15px 30px;
    border: 2px solid #fff;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s;
}

.btn-secondary:hover {
    background-color: rgba(255,255,255,0.1);
}

/* 英雄横幅背景图片支持 */
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    filter: brightness(0.65);
    z-index: 0;
}

.hero .hero-content { position: relative; z-index: 1; }

/* 各页面背景图（使用免版权示例图，可替换为本地）*/
.hero--home::before { background-image: url('images/1.jpg'); }
.hero--platform::before { background-image: url('images/2.jpg'); }
.hero--solutions::before { background-image: url('images/3.jpg'); }
.hero--customers::before { background-image: url('images/4.jpg'); }
.hero--resources::before { background-image: url('images/5.jpg'); }
.hero--support::before { background-image: url('images/6.jpg'); }
.hero--more::before { background-image: url('images/4.jpg'); }

/* 板块插图与卡片配图 */
.section-illustration {
    display: block;
    max-width: 900px;
    width: 100%;
    border-radius: 12px;
    margin: 20px auto 0;
    box-shadow: 0 10px 24px rgba(0,0,0,0.12);
}

.card-image {
    width: 100%;
    height: 160px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 15px;
}

/* 概述板块 */
.overview {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.overview h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 15px;
    color: #0066cc;
}

.section-description {
    text-align: center;
    font-size: 18px;
    color: #666;
    margin-bottom: 50px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.capabilities h3 {
    font-size: 28px;
    margin-bottom: 30px;
    color: #333;
}

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

.capability-item {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.capability-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

.capability-item h4 {
    color: #0066cc;
    margin-bottom: 15px;
    font-size: 20px;
}

.capability-item ul {
    list-style: none;
}

.capability-item li {
    padding: 8px 0;
    border-bottom: 1px solid #eee;
}

.capability-item li:last-child {
    border-bottom: none;
}

.new-badge {
    background-color: #ff6b6b;
    color: #fff;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 12px;
    margin-left: 8px;
    font-weight: 600;
}

/* 平台应用板块 */
.platform-apps {
    padding: 80px 20px;
    background-color: #fff;
}

.platform-apps h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 15px;
    color: #0066cc;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.app-category {
    background-color: #f8f9fa;
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.app-category h3 {
    color: #0066cc;
    margin-bottom: 15px;
    font-size: 20px;
}

.app-category ul {
    list-style: none;
}

.app-category li {
    padding: 8px 0;
    color: #666;
}

/* 统计数据板块 */
.stats {
    padding: 80px 20px;
    background: linear-gradient(135deg, #0066cc 0%, #004499 100%);
    color: #fff;
}

.stats h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
}

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

.stat-number {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

/* 客户评价板块 */
.customers {
    padding: 80px 20px;
    background-color: #fff;
}

.customers h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #0066cc;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-item {
    padding: 25px;
    background-color: #f8f9fa;
    border-radius: 8px;
    transition: transform 0.3s;
}

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

.feature-item h3 {
    color: #0066cc;
    margin-bottom: 15px;
    font-size: 20px;
}

.feature-item p {
    color: #666;
    line-height: 1.8;
}

/* 使用案例板块 */
.use-cases {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.use-cases h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #0066cc;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.use-case-item {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.use-case-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

.use-case-item h4 {
    color: #0066cc;
    font-size: 18px;
}

/* 特色产品板块 */
.featured-products {
    padding: 80px 20px;
    background-color: #fff;
}

.featured-products h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 50px;
    color: #0066cc;
}

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

.product-item {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    border-top: 4px solid #0066cc;
    transition: transform 0.3s;
}

.product-item:hover {
    transform: translateY(-5px);
}

.product-item h3 {
    color: #0066cc;
    margin-bottom: 15px;
    font-size: 22px;
}

.product-item p {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.8;
}

.product-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.product-link:hover {
    color: #004499;
    text-decoration: underline;
}

/* 新闻资讯板块 */
.news-section {
    padding: 80px 20px;
    background-color: #f8f9fa;
}

.news-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
    gap: 20px;
}

.news-section h2,
.news-section-header h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 0;
    color: #0066cc;
    flex: 1;
}

.view-all-news {
    color: #0066cc;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s;
    white-space: nowrap;
}

.view-all-news:hover {
    color: #004499;
    text-decoration: underline;
}

.view-all-news::after {
    content: "→";
    margin-left: 5px;
    transition: transform 0.3s;
}

.view-all-news:hover::after {
    transform: translateX(3px);
}

@media (max-width: 768px) {
    .news-section-header {
        flex-direction: column;
        text-align: center;
    }
    
    .news-section-header h2 {
        width: 100%;
    }
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    max-width: 1400px;
    margin: 0 auto;
}

.news-item-card {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    display: flex;
    flex-direction: column;
}

.news-item-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

.news-image-wrapper {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background-color: #e9ecef;
}

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

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

.news-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.news-content h3 {
    font-size: 16px;
    line-height: 1.5;
    color: #333;
    margin-bottom: 12px;
    font-weight: 600;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-content h3 a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s;
}

.news-content h3 a:hover {
    color: #0066cc;
}

.news-image-wrapper a {
    display: block;
    width: 100%;
    height: 100%;
}

.news-date {
    font-size: 14px;
    color: #999;
    margin-bottom: 15px;
}

.news-link {
    color: #0066cc;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: color 0.3s;
    margin-top: auto;
}

.news-link:hover {
    color: #004499;
    text-decoration: underline;
}

.news-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: 40px;
    color: #666;
    font-size: 16px;
}

@media (max-width: 1200px) {
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .news-content h3 {
        font-size: 18px;
    }
    
    .news-image-wrapper {
        height: 200px;
    }
}

/* 25周年庆祝板块 */
.anniversary {
    padding: 80px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    text-align: center;
}

.anniversary h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #0066cc;
}

.anniversary p {
    font-size: 18px;
    color: #666;
    max-width: 800px;
    margin: 0 auto 30px;
    line-height: 1.8;
}

/* 页脚 */
.footer {
    background-color: #1a1a1a;
    color: #fff;
    padding: 60px 20px 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-column h4 {
    margin-bottom: 20px;
    color: #fff;
    font-size: 18px;
}

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

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

.footer-column a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-column a:hover {
    color: #fff;
}

/* 内链样式 */
a[href*=".html"] {
    color: #0066cc;
    text-decoration: none;
    transition: color 0.3s, text-decoration 0.3s;
}

a[href*=".html"]:hover {
    color: #004499;
    text-decoration: underline;
}

/* 内容中的内链样式 */
p a[href*=".html"],
.section-description a[href*=".html"],
.story-content a[href*=".html"],
.solution-text a[href*=".html"] {
    color: #0066cc;
    font-weight: 500;
    text-decoration: underline;
    text-decoration-color: rgba(0, 102, 204, 0.3);
    transition: all 0.3s;
}

p a[href*=".html"]:hover,
.section-description a[href*=".html"]:hover,
.story-content a[href*=".html"]:hover,
.solution-text a[href*=".html"]:hover {
    color: #004499;
    text-decoration-color: #004499;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #333;
    color: #999;
}

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

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .capability-grid,
    .apps-grid,
    .stats-grid,
    .use-cases-grid,
    .products-grid,
    .news-grid {
        grid-template-columns: 1fr;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 300px;
    }
}

/* 导航栏激活状态 */
.nav-menu a.active {
    color: #0066cc;
    font-weight: 600;
}

/* 平台页面样式 */
.platform-section {
    padding: 80px 20px;
    background-color: #fff;
}

.platform-section.bg-light {
    background-color: #f8f9fa;
}

.platform-section h2 {
    font-size: 36px;
    margin-bottom: 50px;
    color: #0066cc;
    text-align: center;
}

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

.platform-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.platform-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.15);
}

.platform-item h3 {
    color: #0066cc;
    margin-bottom: 15px;
    font-size: 22px;
}

.platform-item ul {
    list-style: none;
    margin-top: 15px;
}

.platform-item li {
    padding: 8px 0;
    color: #666;
    border-bottom: 1px solid #eee;
}

.platform-item li:last-child {
    border-bottom: none;
}

/* 解决方案页面样式 */
.solution-content {
    max-width: 900px;
    margin: 0 auto;
}

.solution-text {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.solution-text h3 {
    color: #0066cc;
    margin-bottom: 20px;
    font-size: 24px;
}

.solution-text ul {
    margin-top: 20px;
    list-style: none;
}

.solution-text li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

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

.solution-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

.solution-card h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.solution-card ul {
    list-style: none;
    margin-top: 15px;
}

.solution-card li {
    padding: 8px 0;
    color: #666;
}

/* 客户页面样式 */
.success-stories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.story-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

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

.story-header h3 {
    color: #0066cc;
    font-size: 22px;
}

.industry-tag {
    background-color: #0066cc;
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
}

.story-content {
    margin-bottom: 20px;
}

.story-content p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
}

.story-author {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.story-author strong {
    display: block;
    color: #333;
    margin-bottom: 5px;
}

.story-author span {
    color: #666;
    font-size: 14px;
}

.story-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

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

.result-number {
    font-size: 24px;
    font-weight: 700;
    color: #0066cc;
    margin-bottom: 5px;
}

.result-label {
    font-size: 12px;
    color: #666;
}

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

.testimonial-card {
    background-color: #f8f9fa;
    padding: 30px;
    border-radius: 8px;
    border-left: 4px solid #0066cc;
}

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-content p {
    color: #666;
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    padding-top: 15px;
    border-top: 1px solid #ddd;
}

.testimonial-author strong {
    display: block;
    color: #333;
    margin-bottom: 5px;
}

.testimonial-author span {
    color: #666;
    font-size: 14px;
}

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

.practice-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.practice-item h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.practice-item ul {
    list-style: none;
    margin-top: 15px;
}

.practice-item li {
    padding: 8px 0;
    color: #666;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.industry-item {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.industry-item h3 {
    color: #0066cc;
    margin-bottom: 10px;
}

.industry-item p {
    color: #666;
}

/* 资源页面样式 */
.resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.resource-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

.resource-card h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.resource-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.resource-link:hover {
    text-decoration: underline;
}

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

.blog-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.blog-date {
    color: #999;
    font-size: 14px;
    margin-bottom: 10px;
}

.blog-card h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.blog-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

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

.webinar-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.webinar-card h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.webinar-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

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

.rocon-card {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.rocon-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.research-section {
    margin-bottom: 50px;
}

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

.research-card {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.research-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.alert-list {
    margin-top: 30px;
}

.alert-item {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 15px;
    border-left: 4px solid #ccc;
    display: flex;
    gap: 15px;
}

.alert-item.critical {
    border-left-color: #ff6b6b;
}

.alert-item.high {
    border-left-color: #ffa500;
}

.alert-item.medium {
    border-left-color: #ffd700;
}

.alert-level {
    background-color: #f0f0f0;
    padding: 5px 10px;
    border-radius: 3px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.alert-item.critical .alert-level {
    background-color: #ff6b6b;
    color: #fff;
}

.alert-item.high .alert-level {
    background-color: #ffa500;
    color: #fff;
}

.alert-item.medium .alert-level {
    background-color: #ffd700;
}

.alert-content {
    flex: 1;
}

.alert-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 10px;
    display: inline-block;
}

.advisory-list {
    margin-top: 30px;
}

.advisory-item {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.advisory-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

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

.whitepaper-card {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.whitepaper-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

/* 支持页面样式 */
.support-actions {
    text-align: center;
    margin-top: 30px;
    display: flex;
    gap: 20px;
    justify-content: center;
}

.support-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.support-option-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: relative;
    transition: transform 0.3s;
}

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

.support-option-card.featured {
    border: 2px solid #0066cc;
}

.featured-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background-color: #0066cc;
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.support-features ul {
    list-style: none;
    margin-top: 20px;
}

.support-features li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    color: #666;
}

.support-features li:last-child {
    border-bottom: none;
}

.support-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 20px;
    display: inline-block;
}

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

.training-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.training-card h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.training-card ul {
    list-style: none;
    margin-top: 15px;
}

.training-card li {
    padding: 8px 0;
    color: #666;
}

.training-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.documentation-sections {
    display: grid;
    gap: 40px;
}

.doc-section {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.doc-section h3 {
    color: #0066cc;
    margin-bottom: 20px;
}

.doc-list {
    display: grid;
    gap: 20px;
}

.doc-item {
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 8px;
}

.doc-item h4 {
    color: #333;
    margin-bottom: 10px;
}

.doc-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 10px;
    display: inline-block;
}

.community-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.community-card {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.community-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.kb-search {
    display: flex;
    gap: 10px;
    margin: 30px 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.kb-search-input {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}

.kb-search-btn {
    padding: 12px 30px;
    background-color: #0066cc;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
}

.kb-categories {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.kb-category {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.kb-category h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.kb-category ul {
    list-style: none;
}

.kb-category li {
    padding: 8px 0;
}

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

.kb-category a:hover {
    color: #0066cc;
}

.release-notes {
    display: grid;
    gap: 30px;
}

.release-item {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.release-item h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.release-item h4 {
    color: #333;
    margin-top: 20px;
    margin-bottom: 10px;
}

.release-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.contact-support {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.contact-method {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    text-align: center;
}

.contact-method h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

/* 更多页面样式 */
.partner-programs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.partner-program-card {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

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

.partner-program-card h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.partner-program-card ul {
    list-style: none;
    margin-top: 15px;
}

.partner-program-card li {
    padding: 8px 0;
    color: #666;
}

.partner-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.company-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.company-section {
    background-color: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.company-section h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.company-section ul {
    list-style: none;
    margin-top: 15px;
}

.company-section li {
    padding: 8px 0;
    color: #666;
}

.company-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.news-list {
    margin-top: 20px;
}

.news-item {
    padding: 20px;
    background-color: #f8f9fa;
    border-radius: 8px;
    margin-bottom: 15px;
}

.news-item h4 {
    color: #0066cc;
    margin-bottom: 10px;
}

.news-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 10px;
    display: inline-block;
}

.community-sections {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.community-section-card {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.community-section-card h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.contact-item {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.contact-item h3 {
    color: #0066cc;
    margin-bottom: 15px;
}

.contact-link {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    margin-top: 15px;
    display: inline-block;
}

.contact-actions {
    text-align: center;
    margin-top: 30px;
    display: flex;
    gap: 20px;
    justify-content: center;
}