* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

:root {
    --primary-blue: #1a6bc4;
    --secondary-blue: #2d8ef8;
    --dark-blue: #0d4d8c;
    --light-blue: #e6f2ff;
    --accent-blue: #4da6ff;
    --text-dark: #333;
    --text-light: #fff;
    --gray-light: #f5f7fa;
    --gray-medium: #e1e5eb;
}

body {
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--gray-light);
}

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

/* 导航栏样式 */
header {
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    color: var(--text-light);
    font-size: 24px;
    font-weight: 700;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 10px;
    object-fit: cover;
    border: 2px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    .logo-img {
        width: 32px;
        height: 32px;
    }
}

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

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

.nav-links a {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 5px 10px;
    border-radius: 4px;
}

.nav-links a:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* 英雄区域样式 */
.hero {
    background: linear-gradient(rgba(26, 107, 196, 0.85), rgba(13, 77, 140, 0.9)), url('https://images.unsplash.com/photo-1451187580459-43490279c0fa?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
    background-position: center;
    color: var(--text-light);
    padding: 180px 0 100px;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.3rem;
    max-width: 700px;
    margin: 0 auto 30px;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    padding: 14px 35px;
    background-color: var(--accent-blue);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    background-color: var(--text-light);
    color: var(--primary-blue);
    transform: translateY(-3px);
}

/* 产品展示区域 - 优化样式 */
.section {
    padding: 100px 0;
}

/* 产品标题图片对齐样式 */
.product-title-with-image {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 20px;
}

.title-image-container {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background-color: #f8f9fa;
    flex-shrink: 0;
}

.title-image {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

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

.section-title h2 {
    font-size: 2.5rem;
    color: var(--dark-blue);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title h2:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--secondary-blue);
    border-radius: 2px;
}

.section-title p {
    color: #666;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

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

.product-card {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    margin-bottom: 40px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
}

.product-card:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-blue), var(--secondary-blue));
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.product-content {
    display: flex;
    align-items: center;
    padding: 40px;
    gap: 30px;
}

.product-text {
    flex: 1;
    padding-right: 20px;
}

.product-title {
    font-size: 2rem;
    color: var(--dark-blue);
    margin-bottom: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-title i {
    color: var(--secondary-blue);
    font-size: 1.8rem;
}

.product-desc {
    color: #555;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 30px;
    padding-left: 5px;
}

.product-features {
    margin-top: 0;
    list-style: none;
}

/* 特性分组标题样式 */
.feature-group-title {
    font-weight: 600;
    color: var(--primary-blue);
    margin: 20px 0 12px 0;
    padding-left: 35px;
    font-size: 1.15rem;
    position: relative;
}


.feature-group-title:first-of-type {
    margin-top: 0;
}

.feature-group-title:before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background-color: var(--light-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-group-title:after {
    position: absolute;
    left: 7px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary-blue);
    font-weight: bold;
}

.product-features li {
    padding: 10px 0;
    display: flex;
    align-items: flex-start;
    color: #555;
    transition: all 0.2s ease;
}

.product-features li:hover {
    color: var(--primary-blue);
    transform: translateX(5px);
}

.product-features li i {
    color: var(--secondary-blue);
    margin-right: 12px;
    margin-top: 5px;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.product-image-container {
    flex-shrink: 0;
    width: 220px;
    height: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-radius: 12px;
}

/* 鼠标悬浮上下跳动效果 - 仅应用于产品卡片右侧的图片 */
.product-card:hover .product-image-container .product-image {
    animation: bounce 0.6s ease infinite alternate;
}

@keyframes bounce {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-10px);
    }
}

.con{
    width: 100%;
    height: auto;
    border-radius: 8px;

    margin: 20px 0;
    max-width: 800px;
    padding: 5px;
    object-fit: contain;
}
.product-image {
    width: 200px;
    height: 200px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.product-showcase-image {
    padding: 0 40px 40px;
    text-align: center;
}

/* 双图片左右排列样式 */
.dual-images-container {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.dual-image {
    width: calc(50% - 10px);
    max-width: 400px;
}

@media (max-width: 768px) {
    .dual-image {
        width: 100%;
        max-width: 100%;
    }
}

/* 关于我们区域 */
.about {
    background-color: var(--light-blue);
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 1.8rem;
    color: var(--dark-blue);
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 20px;
    color: #555;
}

.about-stats {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    display: block;
}

.stat-label {
    color: #666;
    font-size: 1rem;
}

.about-image {
    flex: 1;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

/* 页脚样式 */
footer {
    background: linear-gradient(135deg, var(--dark-blue), #0a3d6d);
    color: var(--text-light);
    padding: 70px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-section h3 {
    font-size: 1.4rem;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.footer-section h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--accent-blue);
}

.footer-section p {
    margin-bottom: 20px;
    opacity: 0.8;
}

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

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

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    opacity: 0.8;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 5px;
}

.contact-info {
    list-style: none;
}

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

.contact-info i {
    margin-right: 15px;
    color: var(--accent-blue);
    font-size: 1.2rem;
    width: 20px;
}

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

/* 微信图标与二维码容器 */
.wechat-container {
    position: relative;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--text-light);
    text-decoration: none;
    transition: all 0.3s ease;
}

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

/* 二维码样式 */
.wechat-qrcode {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    width: 140px;
    padding: 10px;
    background: var(--text-light);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    display: none;
    z-index: 10;
}

/* 查看更多按钮样式 */
.view-more-button {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--primary-blue);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-top: 20px;
    position: relative;
    cursor: pointer;
    border: none;
    font-size: 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.view-more-button:hover {
    background-color: var(--secondary-blue);
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

/* 产品二维码容器 */
.product-qrcode-container {
    position: relative;
    display: inline-block;
}

/* 产品二维码样式 */
.product-qrcode {
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    padding: 15px;
    background: var(--text-light);
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    display: none;
    z-index: 100;
    margin-bottom: 15px;
}

/* 二维码三角箭头 */
.product-qrcode:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    border-width: 10px 10px 0;
    border-style: solid;
    border-color: var(--text-light) transparent transparent;
}

.product-qrcode img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

.product-qrcode-tip {
    text-align: center;
    font-size: 0.9rem;
    color: var(--dark-blue);
    margin-top: 10px;
    padding-top: 8px;
    border-top: 1px solid var(--gray-medium);
    font-weight: 500;
}

/* 显示二维码 */
.product-qrcode.show {
    display: block;
    animation: fadeIn 0.3s ease;
}

.wechat-qrcode img {
    width: 100%;
    height: auto;
    display: block;
}

.qrcode-tip {
    text-align: center;
    font-size: 0.85rem;
    color: var(--dark-blue);
    margin-top: 8px;
    padding-top: 5px;
    border-top: 1px solid var(--gray-medium);
    font-weight: 500;
}

/* 悬浮显示二维码 */
.wechat-container:hover .wechat-qrcode {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translate(-50%, 10px); }
    to { opacity: 1; transform: translate(-50%, 0); }
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    opacity: 0.7;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .about-content {
        flex-direction: column;
    }

    .hero h1 {
        font-size: 2.8rem;
    }

    .product-content {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
    }

    .product-title-with-image {
        justify-content: center;
    }

    .product-text {
        padding-right: 0;
        margin-bottom: 20px;
    }

    .product-title {
        justify-content: center;
    }

    .product-features li {
        justify-content: center;
    }

    .feature-group-title {
        padding-left: 0;
        text-align: center;
    }

    .feature-group-title:before,
    .feature-group-title:after {
        display: none;
    }
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        padding: 15px 0;
    }

    .nav-links {
        margin-top: 15px;
    }

    .nav-links li {
        margin: 0 10px;
    }

    .hero {
        padding: 150px 0 80px;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .section {
        padding: 70px 0;
    }

    .product-image-container {
        width: 180px;
        height: 180px;
    }

    .product-image {
        width: 130px;
        height: 130px;
    }

    .product-showcase-image {
        padding: 0 20px 30px;
    }

    .con {
        max-width: 100%;
    }

    /* 移动端二维码位置调整 */
    .wechat-qrcode {
        bottom: 50px;
        left: auto;
        right: 0;
        transform: none;
    }
}

@media (max-width: 576px) {
    .about-stats {
        flex-direction: column;
        gap: 20px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .product-title {
        font-size: 1.6rem;
    }
}