.page-ai-tech .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.page-ai-tech .hero-section {
    padding: 130px 0 80px 0;
}

.page-ai-tech section{
    padding: 80px 0;
}

.page-ai-tech .section-title {
    text-align: center;
    font-size: 30px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #1a2b48;
}

.page-ai-tech .section-subtitle {
    text-align: center;
    font-size: 20px;
    color: #666;
    margin-bottom: 60px;
}

/* Hero Section */
.hero-section {
    background-size: cover;
    background-position: center;
    padding: 120px 0;
    text-align: left;
    position: relative;
}

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

.hero-content {
    max-width: 50%;
}

.hero-content h1 {
    font-size: 40px;
    font-weight: bold;
    color: #1a2b48;
    margin-bottom: 14px;
}

.hero-content h2 {
    font-size: 40px;
    font-weight: bold;
    color: #1a2b48;
    margin-bottom: 20px;
}

.hero-content p {
    font-size: 20px;
    color: #555;
    margin-bottom: 40px;
}

.hero-content .btn-primary {
    color: #fff;
    padding: 14px 55px;
    text-decoration: none;
    font-size: 16px;
    font-weight: bold;
    background: #2793ff;
    border-radius: 8px 10px 10px 10px;
    border: none;
    transition: background-color 0.3s ease;
}

.hero-content .btn-primary:hover {
    background-color: #0056b3;
}

.hero-image {
    max-width: 45%;
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 450px;
    height: auto;
}

/* Stats Section */
.stats-section {
    color: #fff;
    padding: 40px 0;
    background-size: cover;
    background-position: center;
}

.stats-section .container {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.stat-item {
    text-align: center;
    width: 100%;
}

.stat-icon {
    width: 52px;
    /* margin-right: 15px; */
}

.stat-text {
    /* This new class wraps the value and label */
}

.stat-value {
    font-size: 32px;
    font-weight: bold;
    line-height: 1.2;
    margin-right: 0; /* remove unnecessary margin */
    margin-top: 15px;
    margin-bottom: 5px;
}

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

/* Core Tech Section */
.core-tech-section {
    background-color: #f8f9fa;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.tech-card {
    background: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.tech-card .card-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.tech-card .card-header img {
    width: 40px;
    height: 40px;
    margin-right: 15px;
}

.tech-card h3 {
    font-size: 20px;
    font-weight: bold;
    color: #1a2b48;
    margin: 0;
}

.tech-card p {
    font-size: 16px;
    color: #555;
    margin-bottom: 10px;
}

.tech-card p:last-child {
    margin-bottom: 0;
}

/* Industry Solutions Section */
.industry-solutions-section {
    background-color: #eaf2ff;
}

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

.solution-card {
    background: #fff;
    border-radius: 8px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.solution-card img {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.solution-card h4 {
    font-size: 18px;
    font-weight: bold;
    color: #1a2b48;
    margin-bottom: 10px;
}

.solution-card p {
    font-size: 14px;
    color: #555;
}

/* Customer Cases Section */
/* 已移除客户案例相关CSS */

/* Value Added Services Section */
.value-added-services-section {
    background-color: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.service-card {
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    background: #f7fafc;
    overflow: hidden;
    padding: 0;
}

.service-card h4 {
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 0;
    margin: 0;
    padding: 25px;
    color: #fff;
    text-align: center;
}

.service-card p {
    font-size: 16px;
    opacity: 1;
    color: #555;
    padding: 25px;
}

.service-card.blue h4 { background-color: #3b82f6; }
.service-card.green h4 { background-color: #22c55e; }
.service-card.blue2 h4 { background-color: #38bdf8; }
.service-card.green2 h4 { background-color: #4ade80; }

/* Service Process Section */
.service-process-section {
    background-color: #edf4f8;
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 45px 30px;
    position: relative;
}

.process-step {
    position: relative;
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    border-left: 4px solid #2793FF;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    min-height: 200px;
}

.process-step:not(:nth-child(3n))::after {
    display: none;
}

.step-number {
    position: absolute;
    top: -16px;
    left: -16px;
    width: 32px;
    height: 32px;
    background-color: #2793ff;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: bold;
}

.step-content {
    padding-right: 50px;
}

.step-content h4 {
    font-size: 18px;
    font-weight: bold;
    color: #1a2b48;
    margin-bottom: 10px;
}

.step-content p {
    font-size: 16px;
    color: #555;
}

/* FAQ Section */
.faq-section {
    background-color: #fff;
}

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

.faq-item {
    background: #fff;
    border: none;
    border-bottom: 1px solid #e9e9e9;
    border-radius: 0;
    margin-bottom: 0;
    overflow: hidden;
}

.faq-item:first-child {
    /* border-top: 1px solid #e9e9e9; */
}

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5px;
    cursor: pointer;
    font-size: 17px;
    font-weight: 500;
    color: #333;
}

.faq-toggle {
    font-size: 24px;
    font-weight: 300;
    color: #888;
    transition: none;
}

.faq-answer {
    padding: 0 5px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
}
.faq-answer p {
    margin: 0;
    padding-bottom: 20px;
    color: #666;
    font-size: 16px;
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-top: 0;
}

.faq-item.active .faq-toggle {
    transform: none;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-section .container {
        flex-direction: column;
        text-align: center;
    }
    .hero-content {
        max-width: 100%;
        margin-bottom: 40px;
    }
    .hero-image {
        max-width: 70%;
    }
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

.home-section-5 .section-content .content {
    display: flex;
    justify-content: space-between;
}

.home-section-5 .section-content .content .item {
    width: 33%;
    position: relative;
}
.home-section-5 .item .item-img {
    opacity: 1;
    transition: opacity 1.5s ease-in-out;
}
.home-section-5 .item .item-change {
    position: absolute;
    opacity: 0;
    top: 0;
    left: 0;
    height: 100%;
    transition: opacity 1.5s ease-in-out;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.home-section-5 .item .item-change {
    padding: 30px 20px;
}
.home-section-5 .item .item-change p {
    font-size: 14px;
    color: #666666;
    line-height: 20px;
    margin: 30px 0;
}
.home-section-5 .item .item-change .item-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.home-section-5 .item .item-change .item-bottom img {
    width: 100px;
    height: 40px;
}
.home-section-5 .item .item-change .item-bottom img {
    width: 100px;
    height: 40px;
}

.home-section-5 .item:hover .item-img {
    opacity: 0;
}
.home-section-5 .item:hover .item-change {
    opacity: 1;
}

.home-section-5 .detail-btn{
    background: none;
}

@media (max-width: 768px) {
    .page-ai-tech .container {
        padding: 0 8px;
    }
    .page-ai-tech .hero-section {
        padding: 60px 0 30px 0;
    }
    .hero-section .container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .hero-content {
        max-width: 80%;
        margin-bottom: 24px;
    }
    .hero-content h1,
    .hero-content h2 {
        font-size: 24px;
    }
    .hero-content p {
        font-size: 14px;
        margin-bottom: 24px;
    }
    .hero-content .btn-primary {
        font-size: 16px;
        padding: 8px 24px;
        width: 100%;
        box-sizing: border-box;
    }
    .hero-image {
        max-width: 90%;
        margin: 0 auto;
    }
    .hero-image img {
        max-width: 100%;
    }

    .stats-section .container {
        flex-direction: column;
        gap: 20px;
    }
    .stat-item {
        margin-bottom: 30px;
    }
    .stat-value {
        font-size: 22px;
        margin-top: 8px;
    }
    .stat-label {
        font-size: 13px;
    }

    .tech-grid,
    .solutions-grid,
    .services-grid {
        grid-template-columns: 1fr !important;
        gap: 18px;
        margin-top: 24px;
    }
    .tech-card,
    .solution-card,
    .service-card {
        padding: 18px;
    }
    .tech-card h3,
    .solution-card h4,
    .service-card h4 {
        font-size: 16px;
    }
    .tech-card p,
    .solution-card p,
    .service-card p {
        font-size: 13px;
    }

    .process-timeline {
        grid-template-columns: 1fr !important;
        gap: 18px;
    }
    .process-step {
        min-height: 120px;
        padding: 16px;
    }
    .step-number {
        width: 24px;
        height: 24px;
        font-size: 14px;
        top: -10px;
        left: -10px;
    }
    .step-content {
        padding-right: 0;
    }
    .step-content h4 {
        font-size: 16px;
    }
    .step-content p {
        font-size: 14px;
    }

    .faq-accordion {
        max-width: 100%;
        padding: 0 4px;
    }
    .faq-question {
        font-size: 16px;
        padding: 14px 4px;
    }
    .faq-answer p {
        font-size: 14px;
        padding-bottom: 12px;
    }
    .service-card h4{
        padding: 13px;
    }
    .page-ai-tech  .service-process-section{
        padding: 80px 10px;
    }
    .home-section-5 .item {
        margin-bottom: 30px;
    }
    .home-section-5 .item .item-change {
        padding: 20px 0px;
        opacity: 1;
        position: relative;
    }
    .home-section-5 .item .item-change .item-bottom {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .home-section-5 .item .item-change .item-bottom img {
        width: 100px;
        height: 38px;
    }
    .home-section-5 .section-content .content{
        display: block;
        padding: 30px 35px 40px 35px;
    }
    .home-section-5 .section-content .content .item {
        width: 100%;
    }

}