/* ==== 页头样式 ==== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.header.scroll {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.header__logo {
    height: auto;
}

.header__logo a {
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s ease;
}

.header__logo a:hover {
    opacity: 0.85;
}

.header__logo img {
    width: 80px;
    height: 70px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.header__logo a:hover img {
    transform: scale(1.05);
}

.header__logo span {
    font-size: 1.3rem;
    font-weight: 600;
    color: #333;
    white-space: nowrap;
    transition: color 0.3s ease;
}

.header__logo a:hover span {
    color: #1890ff;
}

.header__nav-list {
    display: flex;
    align-items: center;
}

.header__nav-item {
    margin: 0 15px;
    position: relative;
}

.header__nav-item a {
    font-size: 1rem;
    font-weight: 500;
    padding: 10px 0;
    position: relative;
    transition: all 0.3s ease;
}

.header__nav-item a:hover {
    color: #1890ff;
    transform: translateY(-2px);
}

.header__nav-item a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 5px;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #1890ff, #40a9ff);
    transition: width 0.3s ease;
    border-radius: 1px;
}

.header__nav-item a:hover::after,
.header__nav-item--active a::after {
    width: 100%;
}

.header__nav-item--active a {
    color: #1890ff;
    font-weight: 600;
}

.header__mobile-toggle {
    display: none;
    width: 30px;
    height: 22px;
    position: relative;
    cursor: pointer;
}

.header__mobile-toggle span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: #333;
    left: 0;
    transition: all 0.3s ease;
}

.header__mobile-toggle span:first-child {
    top: 0;
}

.header__mobile-toggle span:nth-child(2) {
    top: 10px;
}

.header__mobile-toggle span:last-child {
    top: 20px;
}

/* ==== 轮播图样式 ==== */
.banner-section {
    padding-top: 80px; /* 避免内容被头部遮挡 */
}

.banner-slide {
    height: 600px;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
}

.banner-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 50%, rgba(0, 0, 0, 0.6) 100%);
}

.banner-slide__content {
    position: relative;
    z-index: 2;
    color: #fff;
    max-width: 600px;
}

.banner-slide__title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out;
}

.banner-slide__subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.95;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out 0.3s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.swiper-button-next,
.swiper-button-prev {
    color: #fff;
}

.swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    opacity: 0.7;
}

.swiper-pagination-bullet-active {
    background-color: #1890ff;
    opacity: 1;
}

/* ==== 公司简介样式 ==== */
.about-content {
    display: flex;
    gap: 60px;
    align-items: center;
}

.about-content__text {
    flex: 1;
}

.about-highlights {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #f0f8ff, #e6f7ff);
    padding: 8px 16px;
    border-radius: 20px;
    border: 1px solid #d6e7ff;
    font-weight: 500;
    color: #1890ff;
    font-size: 0.9rem;
}

.highlight-item i {
    font-size: 1rem;
    color: #1890ff;
}

.about-content__text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.7;
}

.tech-preview {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
}

.tech-tag {
    background: linear-gradient(135deg, #1890ff, #40a9ff);
    color: #fff;
    padding: 6px 14px;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(24, 144, 255, 0.3);
    transition: all 0.3s ease;
}

.tech-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(24, 144, 255, 0.4);
}

.about-content__image {
    flex: 1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* ==== 产品服务样式 ==== */
.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 20px;
}

.product-card__image {
    height: 220px;
    overflow: hidden;
}

.product-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.product-card:hover .product-card__image img {
    transform: scale(1.05);
}

.product-card__content {
    padding: 25px;
}

.product-card__title {
    font-size: 1.4rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.product-card__intro {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.7;
}

.product-card__features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.feature-tag {
    background: linear-gradient(135deg, #f0f8ff, #e6f7ff);
    color: #1890ff;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid #d6e7ff;
}

.btn--small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

.service-details {
    margin-bottom: 20px;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: #666;
}

.detail-item i {
    color: #52c41a;
    font-size: 0.85rem;
}

.product-card__link {
    color: #1890ff;
    font-weight: 500;
    position: relative;
}

.product-card__link::after {
    content: '→';
    margin-left: 5px;
    transition: margin-left 0.3s;
}

.product-card__link:hover::after {
    margin-left: 10px;
}

/* ==== 成功案例样式 ==== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 20px;
}

.case-card__image {
    height: 250px;
    overflow: hidden;
}

.case-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-card:hover .case-card__image img {
    transform: scale(1.05);
}

.case-card__content {
    padding: 25px;
}

.case-card__title {
    font-size: 1.4rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.case-card__intro {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.7;
}

.case-card__link {
    color: #1890ff;
    font-weight: 500;
    position: relative;
}

.case-card__link::after {
    content: '→';
    margin-left: 5px;
    transition: margin-left 0.3s;
}

.case-card__link:hover::after {
    margin-left: 10px;
}

/* ==== 新闻动态样式 ==== */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 20px;
}

.news-item {
    display: flex;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    transition: all 0.3s ease;
}

.news-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.news-item__image {
    flex: 0 0 280px;
    overflow: hidden;
}

.news-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-item:hover .news-item__image img {
    transform: scale(1.05);
}

.news-item__content {
    flex: 1;
    padding: 25px;
}

.news-item__meta {
    display: flex;
    gap: 20px;
    margin-bottom: 10px;
    color: #777;
    font-size: 0.9rem;
}

.news-item__title {
    font-size: 1.3rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.news-item__summary {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.7;
}

.news-item__link {
    color: #1890ff;
    font-weight: 500;
    position: relative;
}

.news-item__link::after {
    content: '→';
    margin-left: 5px;
    transition: margin-left 0.3s;
}

.news-item__link:hover::after {
    margin-left: 10px;
}

/* ==== 合作伙伴样式 ==== */
.partners-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
}

.partner-item {
    flex: 0 0 160px;
    height: 80px;
    padding: 15px;
    border-radius: 8px;
    background-color: #fff;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.partner-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.partner-item img {
    max-height: 100%;
    max-width: 100%;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: all 0.3s ease;
}

.partner-item:hover img {
    filter: grayscale(0);
    opacity: 1;
}

/* ==== CTA 区域样式 ==== */
.bg-primary {
    background: linear-gradient(135deg, #1890ff, #096dd9);
    color: #fff;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #fff;
}

.cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn--light {
    background-color: #fff;
    color: #1890ff;
    border: 2px solid #fff;
}

.btn--light:hover {
    background-color: transparent;
    color: #fff;
}

.btn--outline-light {
    background-color: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.btn--outline-light:hover {
    background-color: #fff;
    color: #1890ff;
}

.btn--outline-light i {
    margin-right: 8px;
}

/* ==== 页脚样式 ==== */
.footer {
    background-color: #222;
    padding: 60px 0 0;
    color: #ddd;
}

.footer a {
    color: #ddd;
}

.footer a:hover {
    color: #1890ff;
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer__company {
    max-width: 350px;
}

.footer__logo {
    width: 220px;
    height: auto;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.footer__logo:hover {
    transform: scale(1.05);
}

.footer__desc {
    line-height: 1.8;
    opacity: 0.8;
}

.footer__title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #fff;
}

.footer__links-list li,
.footer__contact-list li {
    margin-bottom: 12px;
    opacity: 0.8;
    transition: opacity 0.3s;
    display: flex;
    align-items: flex-start;
    word-break: break-word;
}

.footer__links-list li:hover,
.footer__contact-list li:hover {
    opacity: 1;
}

.footer__contact-list i {
    margin-right: 10px;
    color: #1890ff;
    min-width: 16px;
    text-align: center;
}

.footer__qrcode {
    text-align: center;
}

.footer__qrcode img {
    width: 120px;
    height: 120px;
    margin: 0 auto 10px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

.footer__qrcode img:hover {
    transform: scale(1.05);
}

.footer__qrcode p {
    font-size: 0.9rem;
    opacity: 0.8;
}

.footer__copyright {
    text-align: center;
    padding: 20px 0;
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    opacity: 0.7;
}

.footer__contact-list a {
    word-break: break-all;
}

/* ==== 响应式样式 ==== */
@media (max-width: 1200px) {
    .banner-slide {
        height: 500px;
    }
    
    .banner-slide__title {
        font-size: 3rem;
    }
}

@media (max-width: 992px) {
    .header .container {
        height: 70px;
    }
    
    .header__logo img {
        width: 60px;
        height: 50px;
    }
    
    .header__logo span {
        font-size: 1.1rem;
    }
    
    .header__nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: 0;
        background-color: #fff;
        overflow: hidden;
        transition: height 0.3s ease;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.05);
    }
    
    .header__nav.active {
        height: auto;
    }
    
    .header__nav-list {
        flex-direction: column;
        padding: 20px 0;
    }
    
    .header__nav-item {
        margin: 10px 0;
        width: 100%;
        text-align: center;
    }
    
    .header__mobile-toggle {
        display: block;
    }
    
    .banner-section {
        padding-top: 70px;
    }
    
    .banner-slide {
        height: 450px;
    }
    
    .banner-slide__title {
        font-size: 2.5rem;
    }
    
    .banner-slide__subtitle {
        font-size: 1.1rem;
    }
    
    .about-content {
        flex-direction: column-reverse;
        gap: 40px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-categories {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .footer__content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
    
    .footer__logo {
        width: 200px;
    }
    
    .footer__social {
        grid-column: span 2;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .footer__qrcode {
        width: 100%;
        max-width: 200px;
    }
}

@media (max-width: 768px) {
    .banner-slide {
        height: 400px;
        text-align: center;
    }
    
    .banner-slide__content {
        margin: 0 auto;
        padding: 0 20px;
    }
    
    .banner-slide__title {
        font-size: 2.2rem;
    }
    
    .banner-slide__subtitle {
        font-size: 1rem;
    }
    
    .cases-grid {
        grid-template-columns: 1fr;
    }
    
    .news-item {
        flex-direction: column;
    }
    
    .news-item__image {
        flex: 0 0 200px;
    }
    
    .footer__logo {
        width: 180px;
    }
    
    /* 移动端触摸优化 */
    .btn {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .product-card__features {
        justify-content: center;
    }
    
    .feature-tag {
        font-size: 0.8rem;
        padding: 6px 10px;
    }
    
    .tech-categories {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .tech-category {
        padding: 25px;
    }
    
    .tech-name {
        flex: 0 0 100px;
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .partner-item {
        flex: 0 0 140px;
    }
    
    .footer__content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer__company {
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .footer__social {
        grid-column: 1;
    }
    
    .footer__links, 
    .footer__contact {
        text-align: center;
    }
    
    .footer__links-list li,
    .footer__contact-list li {
        justify-content: center;
    }
    
    .footer__logo {
        width: 160px;
    }
    
    .header__logo img {
        width: 50px;
        height: 45px;
    }
    
    .header__logo span {
        font-size: 1rem;
    }
} 

/* ==== 技术栈展示样式 ==== */
.tech-categories {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 40px;
}

.tech-category {
    background: #fff;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.tech-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.tech-category__title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 25px;
    color: #333;
}

.tech-category__title i {
    color: #1890ff;
    font-size: 1.2rem;
}

.tech-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.tech-name {
    flex: 0 0 120px;
    font-weight: 500;
    color: #555;
    font-size: 0.95rem;
}

.tech-level {
    flex: 1;
    height: 8px;
    background-color: #f0f0f0;
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.tech-progress {
    height: 100%;
    background: linear-gradient(90deg, #1890ff, #40a9ff);
    border-radius: 4px;
    transition: width 1.5s ease;
    position: relative;
}

.tech-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* ==== 成功案例样式 ==== */