/* style.css */
/* 基础样式 */
/* solutions.css - 解决方案页面专用样式 */

/* 页面英雄区域 */
.page-hero {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #3a86ff 0%, #2667cc 100%);
    color: white;
    text-align: center;
}

.page-hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.page-hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
}

/* 行业标签导航 */
.industry-nav {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 80px;
    z-index: 999;
}

.industry-tabs {
    display: flex;
    overflow-x: auto;
    padding: 15px 0;
    gap: 10px;
}

.industry-tab {
    padding: 12px 24px;
    background-color: #f5f7fa;
    border: none;
    border-radius: 30px;
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    flex-shrink: 0;
}

.industry-tab:hover {
    background-color: #e8f2ff;
    color: #3a86ff;
}

.industry-tab.active {
    background-color: #3a86ff;
    color: white;
}

/* 行业解决方案 */
.industry-solution {
    padding: 80px 0;
    display: none;
}

.industry-solution.active {
    display: block;
}

.solution-header {
    text-align: center;
    margin-bottom: 50px;
}

.solution-header h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.solution-header p {
    color: #666;
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

.solution-content {
    display: flex;
    align-items: center;
    gap: 60px;
    margin-bottom: 60px;
}

.solution-image {
    flex: 1;
}

.solution-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.solution-details {
    flex: 1;
}

.solution-details h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.pain-points {
    list-style: none;
    margin-bottom: 30px;
}

.pain-points li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: #666;
}

.pain-points li:before {
    content: "•";
    color: #ff6b6b;
    font-size: 1.5rem;
    position: absolute;
    left: 0;
    top: 5px;
}

.solution-features {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background-color: #e8f2ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon i {
    font-size: 1.3rem;
    color: #3a86ff;
}

.feature-text h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: #1a1a1a;
}

.feature-text p {
    color: #666;
    line-height: 1.6;
}

/* 实施效果 */
.solution-benefits h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    text-align: center;
    color: #1a1a1a;
}

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

.benefit-card {
    background-color: white;
    border-radius: 8px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.benefit-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #3a86ff;
    margin-bottom: 10px;
}

.benefit-text {
    color: #666;
    font-weight: 500;
}

/* 其他解决方案 */
.other-solutions {
    padding: 80px 0;
    background-color: #f5f9ff;
}

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

.solution-card {
    background-color: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.solution-card:hover {
    transform: translateY(-10px);
}

.solution-icon {
    width: 70px;
    height: 70px;
    background-color: #e8f2ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.solution-icon i {
    font-size: 1.8rem;
    color: #3a86ff;
}

.solution-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.solution-card p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 20px;
}

.solution-link {
    display: inline-flex;
    align-items: center;
    color: #3a86ff;
    text-decoration: none;
    font-weight: 500;
    gap: 8px;
    transition: gap 0.3s ease;
}

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

/* 定制解决方案 */
.custom-solution {
    padding: 80px 0;
    background: linear-gradient(135deg, #3a86ff 0%, #2667cc 100%);
    color: white;
    text-align: center;
}

.custom-content h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.custom-content p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .solution-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .solution-image, .solution-details {
        width: 100%;
    }
    
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .industry-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
    }
    
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .solutions-grid {
        grid-template-columns: 1fr;
    }
    
    .page-hero h1 {
        font-size: 2.2rem;
    }
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

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

/* 按钮样式 */
.btn-primary, .btn-secondary, .btn-contact {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background-color: #3a86ff;
    color: white;
    border: none;
}

.btn-primary:hover {
    background-color: #2667cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(58, 134, 255, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: #3a86ff;
    border: 2px solid #3a86ff;
}

.btn-secondary:hover {
    background-color: #3a86ff;
    color: white;
}

.btn-contact {
    background-color: #ff6b6b;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-contact:hover {
    background-color: #ff5252;
}

/* 导航栏 */
.header {
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #3a86ff;
    font-size: 1.8rem;
    font-weight: 700;
}

.logo i {
    margin-right: 10px;
    font-size: 2rem;
}

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

.nav-menu li {
    margin-left: 30px;
}

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

.nav-menu a:hover {
    color: #3a86ff;
}

.nav-menu a.active {
    color: #3a86ff;
    border-bottom: 2px solid #3a86ff;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    background-color: #333;
    transition: all 0.3s ease;
}

/* 英雄区域 */
.hero {
    padding: 80px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
}

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

.hero-content {
    flex: 1;
    padding-right: 50px;
}

.hero-content h1 {
    font-size: 2.8rem;
    line-height: 1.2;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.hero-content p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 30px;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.hero-image {
    flex: 1;
}

.hero-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* 特性区域 */
.features {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.section-header p {
    color: #666;
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto;
}

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

.feature-card {
    background-color: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background-color: #e8f2ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon i {
    font-size: 1.8rem;
    color: #3a86ff;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.feature-card p {
    color: #666;
    line-height: 1.7;
}

/* 优势区域 */
.advantages {
    padding: 80px 0;
    background-color: #f5f9ff;
}

.advantages-content {
    max-width: 900px;
    margin: 0 auto;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 40px;
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background-color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 25px;
    flex-shrink: 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.advantage-icon i {
    font-size: 1.5rem;
    color: #3a86ff;
}

.advantage-text h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.advantage-text p {
    color: #666;
    line-height: 1.7;
}

/* 客户评价 */
.testimonials {
    padding: 80px 0;
}

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

.testimonial-card {
    background-color: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.testimonial-text {
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid #eee;
}

.testimonial-text p {
    color: #666;
    font-style: italic;
    line-height: 1.7;
}

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

.author-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: #1a1a1a;
}

.author-info p {
    color: #888;
    font-size: 0.9rem;
}

/* 行动号召区域 */
.cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #3a86ff 0%, #2667cc 100%);
    color: white;
    text-align: center;
}

.cta h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
}

.cta p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta .btn-primary {
    background-color: white;
    color: #3a86ff;
    font-weight: 600;
}

.cta .btn-primary:hover {
    background-color: #f5f5f5;
}

/* 页脚 */
.footer {
    background-color: #1a1a1a;
    color: #ccc;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.footer-section h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 20px;
}

.footer-section p {
    line-height: 1.7;
    margin-bottom: 20px;
}

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

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

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

.footer-section a:hover {
    color: #3a86ff;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #333;
    border-radius: 50%;
    color: white;
    transition: background-color 0.3s ease;
}

.social-links a:hover {
    background-color: #3a86ff;
}

.contact-info li {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.contact-info i {
    margin-right: 10px;
    color: #3a86ff;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #333;
    font-size: 0.9rem;
    color: #888;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content {
        padding-right: 0;
        margin-bottom: 50px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 15px 0;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .advantage-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .advantage-icon {
        margin-right: 0;
        margin-bottom: 20px;
    }
}
/* pricing.css - 价格方案页面专用样式 */

/* 页面英雄区域 */
.pricing-hero {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #3a86ff 0%, #2667cc 100%);
    color: white;
    text-align: center;
}

.pricing-hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.pricing-hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

/* 付费周期切换 */
.pricing-period {
    display: inline-flex;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    padding: 5px;
    margin-top: 20px;
}

.period-btn {
    padding: 10px 25px;
    background: transparent;
    border: none;
    border-radius: 25px;
    color: white;
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.period-btn.active {
    background-color: white;
    color: #3a86ff;
}

.discount-tag {
    position: absolute;
    top: -10px;
    right: -5px;
    background-color: #ff6b6b;
    color: white;
    font-size: 0.7rem;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: 500;
}

/* 价格方案卡片 */
.pricing-plans {
    padding: 80px 0;
}

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

.plan-card {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    padding: 40px 30px;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.plan-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.plan-card.popular {
    border: 2px solid #3a86ff;
}

.popular-tag {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #3a86ff;
    color: white;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.plan-header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}

.plan-header h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.plan-price {
    margin-bottom: 10px;
}

.plan-price .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: #3a86ff;
}

.plan-price .period {
    font-size: 1rem;
    color: #666;
}

.plan-description {
    color: #666;
    font-size: 0.95rem;
}

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

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

.plan-features li {
    padding: 10px 0;
    display: flex;
    align-items: center;
    color: #666;
}

.plan-features i {
    margin-right: 10px;
    font-size: 0.9rem;
}

.plan-features .fa-check {
    color: #4cd964;
}

.plan-features .fa-times {
    color: #ff6b6b;
}

.feature-disabled {
    opacity: 0.6;
}

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

.btn-plan {
    display: inline-block;
    width: 100%;
    padding: 15px;
    background-color: #3a86ff;
    color: white;
    border: none;
    border-radius: 6px;
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    text-align: center;
    transition: background-color 0.3s ease;
}

.btn-plan:hover {
    background-color: #2667cc;
}

.plan-card.popular .btn-plan {
    background-color: #3a86ff;
    color: white;
}

.pricing-note {
    text-align: center;
    margin-top: 50px;
    padding: 20px;
    background-color: #f9f9f9;
    border-radius: 8px;
    color: #666;
}

/* 常见问题 */
.faq {
    padding: 80px 0;
    background-color: #f5f9ff;
}

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

.faq-item {
    background-color: white;
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
}

.faq-question {
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h3 {
    font-size: 1.1rem;
    color: #1a1a1a;
    margin: 0;
}

.faq-question i {
    color: #3a86ff;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 500px;
}

.faq-answer p {
    color: #666;
    line-height: 1.7;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .plans-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .plans-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-hero h1 {
        font-size: 2.2rem;
    }
    
    .plan-card {
        padding: 30px 20px;
    }
}

/* product.css - 产品介绍页面专用样式 */

/* 页面英雄区域 */
.product-hero {
    padding: 100px 0 60px;
    background: linear-gradient(135deg, #3a86ff 0%, #2667cc 100%);
    color: white;
    text-align: center;
}

.product-hero h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.product-hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    opacity: 0.9;
    line-height: 1.6;
}

/* 产品功能展示 */
.product-features {
    padding: 80px 0;
    background-color: #f9f9f9;
}

.feature-showcase {
    max-width: 1200px;
    margin: 0 auto;
}

.showcase-item {
    display: flex;
    align-items: center;
    gap: 60px;
    margin-bottom: 80px;
}

.showcase-item.reverse {
    flex-direction: row-reverse;
}

.showcase-content {
    flex: 1;
}

.showcase-content h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #1a1a1a;
    position: relative;
    padding-bottom: 10px;
}

.showcase-content h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: #3a86ff;
}

.showcase-content p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 25px;
    font-size: 1.05rem;
}

.feature-list {
    list-style: none;
    margin-top: 20px;
}

.feature-list li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: #666;
    font-size: 1rem;
    line-height: 1.6;
}

.feature-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    top: 10px;
    width: 20px;
    height: 20px;
    background-color: #e8f2ff;
    color: #3a86ff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

.showcase-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.showcase-image:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.showcase-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

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

/* 技术优势区域 */
.tech-advantages {
    padding: 80px 0;
    background-color: white;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.tech-card {
    background-color: white;
    border-radius: 10px;
    padding: 40px 25px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border: 1px solid #f0f0f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.tech-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, #3a86ff, #4cc9f0);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.tech-card:hover:before {
    transform: scaleX(1);
}

.tech-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
    border-color: #e8f2ff;
}

.tech-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, #e8f2ff, #d1e7ff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.tech-card:hover .tech-icon {
    background: linear-gradient(135deg, #3a86ff, #4cc9f0);
    transform: scale(1.1);
}

.tech-icon i {
    font-size: 2rem;
    color: #3a86ff;
    transition: all 0.3s ease;
}

.tech-card:hover .tech-icon i {
    color: white;
}

.tech-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: #1a1a1a;
    transition: color 0.3s ease;
}

.tech-card:hover h3 {
    color: #3a86ff;
}

.tech-card p {
    color: #666;
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 集成生态区域 */
.integrations {
    padding: 80px 0;
    background-color: #f5f9ff;
}

.integration-list {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.integration-item {
    background-color: white;
    border-radius: 10px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.integration-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    border-color: #3a86ff;
}

.integration-logo {
    width: 70px;
    height: 70px;
    margin: 0 auto 20px;
    background-color: #f8faff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.integration-item:hover .integration-logo {
    background-color: #e8f2ff;
    transform: scale(1.1);
}

.integration-logo i {
    font-size: 1.8rem;
    color: #3a86ff;
    transition: all 0.3s ease;
}

.integration-item:hover .integration-logo i {
    color: #2667cc;
}

.integration-item h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.integration-item p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 产品对比表格 */
.product-comparison {
    padding: 80px 0;
    background-color: white;
}

.comparison-table {
    max-width: 1200px;
    margin: 0 auto;
    overflow-x: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    border-radius: 10px;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px;
}

.comparison-table th {
    background-color: #3a86ff;
    color: white;
    padding: 20px;
    text-align: center;
    font-weight: 600;
    font-size: 1.1rem;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-table th:first-child {
    border-top-left-radius: 10px;
    text-align: left;
}

.comparison-table th:last-child {
    border-top-right-radius: 10px;
    border-right: none;
}

.comparison-table td {
    padding: 18px 20px;
    border-bottom: 1px solid #eee;
    border-right: 1px solid #eee;
    text-align: center;
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: #333;
    background-color: #f9f9f9;
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table td:last-child {
    border-right: none;
}

.comparison-table .feature-check {
    color: #4cd964;
    font-size: 1.2rem;
}

.comparison-table .feature-minus {
    color: #ff6b6b;
    font-size: 1.2rem;
}

.comparison-table .feature-limited {
    color: #ffa726;
    font-size: 0.9rem;
}

.comparison-table tr:hover {
    background-color: #f5f9ff;
}

/* 产品演示区域 */
.product-demo {
    padding: 80px 0;
    background-color: #f5f9ff;
}

.demo-container {
    display: flex;
    align-items: center;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.demo-content {
    flex: 1;
}

.demo-content h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
    color: #1a1a1a;
}

.demo-content p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 30px;
    font-size: 1.05rem;
}

.demo-features {
    list-style: none;
    margin-bottom: 40px;
}

.demo-features li {
    padding: 12px 0;
    padding-left: 40px;
    position: relative;
    color: #555;
    font-size: 1rem;
}

.demo-features li:before {
    content: '';
    position: absolute;
    left: 0;
    top: 15px;
    width: 24px;
    height: 24px;
    background-color: #3a86ff;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: bold;
}

.demo-features li:nth-child(1):before { content: '1'; }
.demo-features li:nth-child(2):before { content: '2'; }
.demo-features li:nth-child(3):before { content: '3'; }
.demo-features li:nth-child(4):before { content: '4'; }

.demo-actions {
    display: flex;
    gap: 20px;
}

.demo-video {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    position: relative;
}

.demo-video img {
    width: 100%;
    height: auto;
    display: block;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background-color: rgba(58, 134, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 3px solid white;
}

.play-button:hover {
    background-color: #3a86ff;
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 10px 25px rgba(58, 134, 255, 0.4);
}

/* 产品FAQ区域 */
.product-faq {
    padding: 80px 0;
    background-color: white;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid #eee;
}

.faq-question {
    padding: 20px 25px;
    background-color: #f9f9f9;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.faq-question:hover {
    background-color: #f0f7ff;
}

.faq-question h3 {
    font-size: 1.1rem;
    margin: 0;
    color: #1a1a1a;
    font-weight: 500;
}

.faq-question i {
    color: #3a86ff;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 25px;
    max-height: 500px;
}

.faq-answer p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 15px;
}

.faq-answer ul {
    margin-left: 20px;
    color: #666;
    margin-bottom: 15px;
}

.faq-answer li {
    margin-bottom: 8px;
    line-height: 1.6;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .integration-list {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .showcase-item {
        flex-direction: column;
        gap: 40px;
    }
    
    .showcase-item.reverse {
        flex-direction: column;
    }
    
    .demo-container {
        flex-direction: column;
        gap: 40px;
    }
    
    .demo-content, .demo-video {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .integration-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .product-hero h1 {
        font-size: 2.2rem;
    }
    
    .showcase-content h3 {
        font-size: 1.5rem;
    }
    
    .demo-actions {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .demo-actions .btn-primary,
    .demo-actions .btn-secondary {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .integration-list {
        grid-template-columns: 1fr;
    }
    
    .faq-question {
        padding: 15px 20px;
    }
    
    .faq-question h3 {
        font-size: 1rem;
        padding-right: 20px;
    }
    
    .faq-answer {
        padding: 0 20px;
    }
    
    .faq-item.active .faq-answer {
        padding: 20px;
    }
    
    .comparison-table th,
    .comparison-table td {
        padding: 12px 15px;
        font-size: 0.9rem;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.showcase-item,
.tech-card,
.integration-item,
.faq-item {
    animation: fadeInUp 0.5s ease forwards;
}

.showcase-item:nth-child(1) { animation-delay: 0.1s; }
.showcase-item:nth-child(2) { animation-delay: 0.2s; }
.showcase-item:nth-child(3) { animation-delay: 0.3s; }
.showcase-item:nth-child(4) { animation-delay: 0.4s; }

.tech-card:nth-child(1) { animation-delay: 0.1s; }
.tech-card:nth-child(2) { animation-delay: 0.2s; }
.tech-card:nth-child(3) { animation-delay: 0.3s; }
.tech-card:nth-child(4) { animation-delay: 0.4s; }

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