:root {
    --primary-color: #05A0FF;
    --secondary-color: #0078D7;
    --text-color: #333;
    --text-light: #666;
    --white: #FFFFFF;
    --border-radius: 8px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: #f5f7fa;
}

/* Hero Section */
.hero {
    position: relative;
    overflow: hidden;
    padding: 0;
    margin: 0;
    background: none;
}

.hero::before {
    display: none;
}


.hero-content {
    width: 100%;
    max-width: 100%;
    margin: 0;
    padding: 0 0 160px;
    background-image: url("../image/2/1/banner.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}

.hero-mt {
    padding: 200px 260px 0px;
    font-size: 50px;
    font-weight: 600;
    line-height: 1.4;
    color: #16145e;
}

.hero-md {
    padding: 0px 260px 40px;
    font-size: 24px;
    line-height: 2;
    color: #16145e;
}

.hero-btn {
    margin-left: 260px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 200px;
    background: linear-gradient(89.32deg, rgba(75, 87, 253, 1) 0.48%, rgba(5, 160, 255, 1) 99.71%);
    border-radius: 10px;
    padding: 6px 24px;
    text-decoration: none;
}

.hero-content img {
    width: 100%;
    height: auto;
    display: block;
}



/* Main Content */
.main-content {}

.section-title {
    font-size: 40px;
    font-weight: bold;
    color: #101010;
    text-align: center;
    margin-bottom: 10px;
}

.section-subtitle {
    font-size: 20px;
    color: #101010;
    text-align: center;
    margin-bottom: 60px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.section-subtitle2 {
    font-size: 24px;
    color: #101010;
    text-align: center;
    margin-bottom: 60px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

/* Agni Application Section */
.agni-application {
    padding: 60px 0 0;
    background-color: #F2F9FF;
}

.agni-content {
    display: flex;
    align-items: center;
    gap: 60px;
}

.agni-text {
    flex: 1;
}

.agni-image {
    flex: 1;
}

.agni-image img {
    width: 100%;
}

/* Features Section */
.features {
    padding: 20px 0 80px;
    background-color: #F2F9FF;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    /* margin-top: 60px; */
}

.feature-card {
    background-color: white;
    border-radius: 8px;
    padding: 30px 70px 30px 40px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.feature-header {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}

.feature-icon {
    width: 64px;
    height: 60px;
    /* background-color: #E6F3FF; */
    /* border-radius: 12px; */
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
}

.feature-icon img {
    width: 64px;
    height: 60px;
}

.feature-title {
    font-size: 24px;
    font-weight: 600;
    color: #101010;
    margin: 0;
}

.feature-list {
    margin-top: 15px;
    list-style: none;
}

.feature-list li {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
    position: relative;
    line-height: 2.2;
}

/* Expert Section */
.expert-section {
    padding: 60px 0 100px;
    background: #F2F9FF;
}

.expert-content {
    display: flex;
    align-items: center;
    gap: 60px;
    flex-direction: column;
}

.expert-image {
    flex: 1;
    width: 100%;
    max-width: 1000px;
    text-align: center;
}

.expert-image img {
    width: 100%;
    max-width: 1000px;
    border-radius: 8px;
}

.expert-architecture {
    display: flex;
    justify-content: space-between;
    width: 100%;
    max-width: 860px;
    margin-top: 20px;
    padding-left: 100px;
}

.architecture-item {
    font-size: 18px;
    font-weight: 500;
    color: #101010;
}

.section-subtitle2 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 24px;
    color: #101010;
}

/* 技术栈核心优势 Section */
.tech-advantages {
    padding: 80px 0;
    background-color: #ffffff;
}

.tech-advantages.tech-advantages-bg {
    background-color: #F2F9FF;
}

.tech-advantages-title {
    font-size: 40px;
    font-weight: bold;
    margin-bottom: 20px;
    color: #101010;
    text-align: center;
}

.tech-advantages-subtitle {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 40px;
    color: #101010;
    text-align: center;
}

.tech-advantages-content {
    display: flex;
    align-items: flex-start;
    gap: 60px;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.tech-advantages-content2 {
    display: flex;
    align-items: flex-start;
    gap: 60px;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.tech-advantages-text {
    flex: 1;
    min-width: 400px;
    padding-top: 80px;
}

.tech-advantages-text.tech-advantages-text-right {
    padding-left: 80px;
}

.tech-advantages-text h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 40px;
    color: #333333;
}

.tech-advantages-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tech-advantages-list li {
    font-size: 18px;
    color: #101010;
    margin-bottom: 12px;
    position: relative;
}

.tech-advantages-image {
    /* flex: 1; */
    max-width: 801px;
}

.tech-advantages-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

/* Responsive Design */
@media (max-width: 1400px) {
    .hero-mt {
        padding: 200px 40px 0px;
    }

    .hero-md {
        padding: 0px 40px 40px;
    }

    .hero-btn {
        margin-left: 40px;
    }
}

/* Responsive Design */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .agni-content,
    .expert-content {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .tech-advantages-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .tech-advantages-content2 {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .tech-advantages-text {
        min-width: auto;
    }

    .tech-advantages-list li {
        text-align: left;
    }
}


@media (max-width: 768px) {
    nav {
        margin-left: 0;
    }

    .hero-mt {
        padding: 60px 30px 0px;
        font-size: 24px;
        font-weight: 600;
        line-height: 1.4;
        color: #16145e;
    }

    .hero-md {
        padding: 0px 30px 40px;
        font-size: 16px;
        line-height: 2;
        color: #16145e;
    }

    .hero-btn {
        margin-left: 30px;
        font-size: 14px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 200px;
        background: linear-gradient(89.32deg, rgba(75, 87, 253, 1) 0.48%, rgba(5, 160, 255, 1) 99.71%);
        border-radius: 10px;
        padding: 6px 24px;
        text-decoration: none;
    }

    .hero-content {
        max-width: 100%;
        padding-bottom: 40px;
    }

    .hero-content img {
        height: 210px;
        width: auto;
    }

    .hero::before {
        display: none;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 20px;
    }

    .section-subtitle {
        font-size: 12px;
        margin-bottom: 20px;
    }

    .feature-card {
        padding: 20px;
    }

    .feature-icon {
        width: 40px;
        height: 40px;
    }

    .feature-icon img {
        width: 40px;
        height: 40px;
    }

    .feature-title {
        font-size: 16px;
    }

    .feature-list li {
        font-size: 12px;
        margin-bottom: 0;
    }

    .features {
        padding-bottom: 0;
    }

    .section-subtitle2 {
        font-size: 14px;
    }

    .expert-architecture {
        padding-left: 0;
    }

    .architecture-item {
        font-size: 10px;
    }

    .expert-section {
        padding-bottom: 40px;
    }

    .tech-advantages-title {
        font-size: 20px;
    }

    .tech-advantages-subtitle {
        font-size: 10px;
        margin-bottom: 10px;
    }

    .tech-advantages-content {
        gap: 20px;
        flex-direction: column-reverse;
    }

    .tech-advantages-content2 {
        gap: 20px;
        ;
    }

    .tech-advantages-text {
        padding-top: 0px;
        text-align: left;
        min-width: 100%;
    }

    .tech-advantages-text h3 {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .tech-advantages-list li {
        font-size: 12px;
    }

    .tech-advantages {
        padding-top: 40px;
        padding-bottom: 40px;
    }

    .tech-advantages-text.tech-advantages-text-right {
        padding-left: 0;
    }
}