/* 重置样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 基础样式 */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
    height: calc(100vh - 70px);

}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    height: 70px;
    background: #181818;
    color: #fff;
    padding: 0.7em 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
    font-family: 'Inter', 'Helvetica Neue', Arial, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2em;
}

.nav-logo {
    display: flex;
    align-items: center;
    height: 100%;
}

.nav-logo img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.nav-logo h2 {
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 1px;
    margin: 0;
    color: #fff;
    text-shadow: 0 2px 8px rgba(0,0,0,0.08);
    font-family: 'Inter', 'Helvetica Neue', Arial, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

.nav-menu {
    display: flex;
    gap: 2.2em;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: #fff;
    font-size: 1.08rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-decoration: none;
    transition: color 0.2s;
    font-family: 'Inter', 'Helvetica Neue', Arial, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
}

.nav-link:hover, .nav-link:focus {
    color: #00b8d9;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #fff;
    margin: 3px 0;
    transition: 0.3s;
}

#hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    z-index: -1;
    background: #000;
}

.hero {
    position: relative;
    width: 100vw;
    min-height: calc(100vh - 70px);
    height: auto;
    margin-top: 70px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.hero-content {
    z-index: 1;
    text-align: center;
    padding: 20px;
    border-radius: 10px;
    position: relative;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1rem;
    margin-bottom: 2rem;
    text-align:center;
    font-weight: 300;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    text-align: left;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-content .hero-title {
    text-align: center;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 4rem;
}

.hero-content .hero-title:last-child {
    margin-top: 10rem;
}

.highlight {
    display: block;
    color: #00ff88;
    font-size: 2.5rem;
    margin-top: 0.5rem;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(45deg, #0066cc, #00ff88);
    color: #fff;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

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

.btn-secondary:hover {
    background: #fff;
    color: #333;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.robot-image {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
}

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

.hero-stats {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 4rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem 3rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
    text-align: center;
}

.stat-item h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: #00ff88;
}

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


/* 技术优势 */
.technology {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.tech-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tech-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.tech-intro {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.tech-features {
    display: grid;
    gap: 2rem;
}

.tech-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.tech-info h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.tech-info p {
    opacity: 0.8;
    line-height: 1.6;
}

.tech-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* 关于我们 */
.about {
    padding: 100px 0;
    background: #fff;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.about-intro {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
    line-height: 1.6;
}

.about-values {
    display: grid;
    gap: 2rem;
}

.value-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.value-item p {
    color: #666;
    line-height: 1.6;
}

.about-stats {
    display: grid;
    gap: 2rem;
}

.stat-card {
    background: linear-gradient(45deg, #0066cc, #00ff88);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    color: #fff;
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-card p {
    opacity: 0.9;
}

/* 新闻动态 */
.news {
    padding: 100px 0;
    background: #f8f9fa;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.news-card {
    background: #fff;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.news-date {
    color: #00ff88;
    font-weight: 600;
    margin-bottom: 1rem;
}

.news-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.news-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.read-more {
    color: #0066cc;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #00ff88;
}

/* 招聘信息 */
.careers {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
}

.careers-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.careers-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.careers-text p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.benefit-item i {
    font-size: 1.5rem;
    color: #00ff88;
}

.job-positions h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
}

.job-list {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.job-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

.job-item h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.job-item p {
    opacity: 0.8;
    margin-bottom: 1rem;
}

.job-location {
    font-size: 0.9rem;
    color: #00ff88;
}

/* 联系我们 */
.contact {
    padding: 100px 0;
    background: #fff;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #333;
}

.contact-info p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
}

.contact-details {
    display: grid;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: linear-gradient(45deg, #0066cc, #00ff88);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.contact-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #333;
}

.contact-item p {
    color: #666;
    margin: 0;
}

.contact-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 20px;
}

.form {
    display: grid;
    gap: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #0066cc;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* 页脚 */
.footer {
    background: #1a1a1a;
    color: #fff;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section p {
    opacity: 0.8;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

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

.footer-section ul li a:hover {
    color: #00ff88;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #333;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background 0.3s ease;
}

.social-links a:hover {
    background: #00ff88;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
    opacity: 0.6;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(0, 0, 0, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .highlight {
        font-size: 2rem;
    }
    
    .hero-stats {
        position: static;
        transform: none;
        flex-direction: column;
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .tech-content,
    .about-content,
    .careers-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .benefits {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 200px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .highlight {
        font-size: 1.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
}

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

.hero-content,
.product-card,
.news-card {
    animation: fadeInUp 0.6s ease-out;
}

/* 滚动效果 */
html {
    scroll-behavior: smooth;
}




/* 团队介绍 */
.team {
    padding: 100px 0;
    background: #f8f9fa;
}

.team-member {
    background: #fff;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    margin-bottom: 3rem;
}

.member-info {
  display: flex;
  align-items: flex-start;
  gap: 2em;
}

.member-text {
  flex: 1;
}

.member-text p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.member-info h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: #333;
}

.member-info h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
    color: #0066cc;
}

.member-info ul {
    list-style: none;
    padding-left: 0;
}

.member-info ul li {
    margin-bottom: 0.8rem;
    color: #555;
    line-height: 1.6;
}

.member-info ul li:last-child {
    margin-bottom: 0;
}

@media (max-width: 768px) {
    .team-member {
        padding: 2rem;
    }

    .member-info h3 {
        font-size: 1.8rem;
    }

    .member-info h4 {
        font-size: 1.3rem;
    }
}

/* 移动端照片显示，桌面端隐藏 */
.mobile-photo {
  display: none;
}

/* 桌面端照片显示，移动端隐藏 */
.desktop-photo {
  display: block;
}

/* 移动端布局 */
@media (max-width: 800px) {
  .member-info {
    flex-direction: column;
    align-items: center;
    gap: 1.5em;
  }
  .member-text {
    width: 100%;
  }
  .member-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5em;
  }
  .mobile-photo {
    display: block;
    margin: 0 auto;
  }
  .desktop-photo {
    display: none;
  }
  .member-description {
    width: 100%;
  }
}




.founder-photo {
    width: 180px;
    height: 180px;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: 0 2px 16px rgba(0,0,0,0.08);
}

.products-grid {
  display: flex;
  gap: 2em;
  justify-content: center;
  margin-top: 2em;
  flex-wrap: wrap;
}

.product-card {
  background: #fff;
  border-radius: 20px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.08);
  padding: 2em;
  width: 350px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  margin-bottom: 2em;
}

.product-image img {
  width: 100%;
  border-radius: 12px;
  margin-bottom: 1.5em;
  object-fit: cover;
}

.product-content h3 {
  font-size: 1.5em;
  font-weight: bold;
  margin-bottom: 1em;
  color: #1a253c;
}

.product-content p {
  font-size: 1.08em;
  color: #2d3a4a;
  line-height: 1.7;
  margin-bottom: 0;
}

.section-header h2 {
  font-size: 2em;
  font-weight: bold;
  margin-bottom: 0.5em;
}

.section-header p {
  font-size: 1.1em;
  color: #222;
  margin-bottom: 2em;
}

/* About页面专用样式 */
.about-page {
    margin-top: 90px;
    padding: 2rem 0;
}

.company-intro {
    position: relative;
    margin-bottom: 4rem;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    background: url('../img/suzhou_bay.png');
    background-size: cover;
    background-position: center;
    min-height: 600px;
}

.company-text {
    position: absolute;
    top: 2rem;
    left: 2rem;
    max-width: 500px;
    padding: 2rem;
    z-index: 2;
}

.company-text p {
    font-size: 1rem;
    line-height: 1.8;
    margin: 0 0 1rem 0;
    color: #000000;
    text-align: left;
}

.founder-name {
    display: inline-block;
    border-bottom: 4px solid #a48cf0;
    padding-bottom: 2px;
}

.founder-photo {
    width: 200px;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.08);
    margin-left: 2em;
}

.team-stats {
    text-align: center;
    margin: 3rem 0;
}

.team-stats p {
    font-size: 1.08em;
    line-height: 2;
    margin-bottom: 0.5em;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.team-photo {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.team-photo img {
    max-width: 700px;
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 2px 16px rgba(0,0,0,0.08);
}

/* 移动端About页面优化 */
@media (max-width: 768px) {
    .about-page {
        margin-top: 70px;
        padding: 1rem 0;
    }
    
    .company-intro {
        margin-bottom: 2rem;
    }
    
    .company-text {
        position: absolute;
        top: 1rem;
        left: 1rem;
        right: 1rem;
        padding: 1.5rem;
        z-index: 2;
    }
    
    .company-text p {
        font-size: 0.95rem;
        line-height: 1.7;
        text-align: left;
        max-width: 100%;
    }
    
    .founder-photo {
        width: 150px;
        height: 150px;
        margin: 0 auto 1.5rem auto;
    }
    
    .member-info {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 1.5rem;
    }
    
    .member-text {
        width: 100%;
    }
    
    .member-text h3 {
        font-size: 1.8rem;
        margin-bottom: 1rem;
    }
    
    .member-text p {
        font-size: 0.95rem;
        line-height: 1.6;
        margin-bottom: 1rem;
    }
    
    .team-stats {
        margin: 2rem 0;
        padding: 0 1rem;
    }
    
    .team-stats p {
        font-size: 1rem;
        line-height: 1.7;
    }
    
    .team-photo {
        padding: 0 1rem;
    }
    
    .team-photo img {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .about-page {
        padding: 0.5rem 0;
    }
    
    .company-text {
        top: 0.5rem;
        left: 0.5rem;
        right: 0.5rem;
        padding: 1rem;
    }
    
    .company-text p {
        font-size: 0.9rem;
        line-height: 1.6;
    }
    
    .founder-photo {
        width: 120px;
        height: 120px;
    }
    
    .member-text h3 {
        font-size: 1.6rem;
    }
    
    .member-text p {
        font-size: 0.9rem;
    }
    
    .team-stats p {
        font-size: 0.95rem;
    }
}

/* 平板设备About页面优化 */
@media (min-width: 769px) and (max-width: 1024px) {
    .company-text {
        padding: 1.5rem;
    }
    
    .company-text p {
        font-size: 1.1rem;
    }
    
    .founder-photo {
        width: 180px;
        height: 180px;
    }
}

/* Products页面专用样式 */
.products-hero {
    margin-top: 90px;
    padding: 6rem 0 4rem 0;
    background: #fff;
}

.features-grid {
    display: flex;
    justify-content: space-around;
    align-items: center;
    max-width: 800px;
    margin: 0 auto;
}

.feature-item {
    text-align: center;
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: #333;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.feature-icon i {
    color: #fff;
    font-size: 1.5rem;
}

.feature-item p {
    font-size: 1.1rem;
    font-weight: 600;
    color: #333;
}

.products-showcase {
    background: url('../img/xuan_ying.png');
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    padding: 26rem 0 10rem 0;
    position: relative;
    overflow: visible;
    min-height: 100vh;
}

.showcase-content {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 2rem;
    margin-left: 0rem;
}

.showcase-text {
    flex: 1;
    color: #fff;
}

.showcase-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.showcase-text p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.showcase-feature {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.feature-circle {
    width: 60px;
    height: 60px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-circle i {
    color: #333;
    font-size: 1.5rem;
}

.showcase-visual {
    flex: 1;
    text-align: center;
    position: relative;
}

.visual-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.products-vision {
    padding: 4rem 0;
    background: #fff;
}

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

.vision-content p {
    font-size: 1.15em;
    line-height: 2;
    color: #333;
    margin-bottom: 1rem;
}

/* 移动端Products页面优化 */
@media (max-width: 768px) {
    .products-hero {
        margin-top: 70px;
        padding: 6rem 0 3rem 0;
    }
    
    .features-grid {
        flex-direction: row;
        gap: 1rem;
        padding: 0 1rem;
        justify-content: space-around;
    }
    
    .feature-item {
        width: auto;
        max-width: none;
        flex: 1;
        text-align: center;
    }
    
    .feature-icon {
        width: 40px;
        height: 40px;
    }
    
    .feature-icon i {
        font-size: 1rem;
    }
    
    .feature-item p {
        font-size: 0.8rem;
        margin-top: 0.5rem;
    }
    
    .products-showcase {
        padding: 8rem 0;
        background-attachment: scroll;
        background: url('../img/xuan_ying.png');
        background-size: contain;
        background-position: center;
        background-repeat: no-repeat;
        min-height: 500px;
    }
    
    .showcase-content {
        flex-direction: column;
        text-align: left;
        gap: 1rem;
        padding: 0 1rem;
        justify-content: center;
        align-items: flex-start;
        height: 100%;
    }
    
    .showcase-text {
        position: absolute;
        left: 2rem;
        top: 50%;
        transform: translateY(-50%);
        z-index: 10;
    }
    
    .showcase-text h1 {
        font-size: 1.5rem;
        line-height: 1.3;
        margin-bottom: 0.5rem;
        color: #fff;
    }
    
    .showcase-text p {
        font-size: 0.8rem;
        line-height: 1.4;
        max-width: 60%;
        margin: 0;
        position: relative;
        color: #fff;
    }
    
    .showcase-text p::after {
        display: block;
        margin-top: 0.3rem;
    }
    
    .showcase-feature {
        justify-content: center;
    }
    
    .feature-circle {
        width: 50px;
        height: 50px;
    }
    
    .feature-circle i {
        font-size: 1.2rem;
    }
    
    .products-vision {
        padding: 2rem 0;
    }
    
    .vision-content {
        padding: 0 1rem;
    }
    
    .vision-content p {
        font-size: 1rem;
        line-height: 1.7;
    }
}

@media (max-width: 480px) {
    .products-hero {
        padding: 5rem 0 2rem 0;
    }
    
    .features-grid {
        gap: 0.5rem;
    }
    
    .feature-icon {
        width: 35px;
        height: 35px;
    }
    
    .feature-icon i {
        font-size: 0.9rem;
    }
    
    .feature-item p {
        font-size: 0.7rem;
        margin-top: 0.3rem;
    }
    
    .products-showcase {
        padding: 6rem 0;
        background: url('../img/xuan_ying.png');
        background-size: contain;
        background-position: center;
        background-repeat: no-repeat;
        min-height: 400px;
    }
    
    .showcase-text {
        position: absolute;
        left: 1rem;
        top: 50%;
        transform: translateY(-50%);
        z-index: 10;
    }
    
    .showcase-text h1 {
        font-size: 1.2rem;
        margin-bottom: 0.3rem;
        color: #fff;
    }
    
    .showcase-text p {
        font-size: 0.7rem;
        max-width: 70%;
        margin-bottom: 0.3rem;
        position: relative;
        color: #fff;
    }
    
    .showcase-text p::after {
        display: block;
        margin-top: 0.2rem;
    }
    
    .feature-circle {
        width: 45px;
        height: 45px;
    }
    
    .feature-circle i {
        font-size: 1.1rem;
    }
    
    .products-vision {
        padding: 1.5rem 0;
    }
    
    .vision-content p {
        font-size: 0.95rem;
    }
}

/* 平板设备Products页面优化 */
@media (min-width: 769px) and (max-width: 1024px) {
    .features-grid {
        gap: 2rem;
        padding: 0 2rem;
    }
    
    .showcase-text {
        position: absolute;
        left: 3rem;
        top: 50%;
        transform: translateY(-50%);
        z-index: 10;
    }
    
    .showcase-text h1 {
        font-size: 2.5rem;
        color: #fff;
    }
    
    .showcase-text p {
        font-size: 1rem;
        color: #fff;
        max-width: 50%;
    }
    
    .products-showcase {
        padding: 10rem 0;
        background: url('../img/xuan_ying.png');
        background-size: contain;
        background-position: center;
        background-repeat: no-repeat;
        overflow: visible;
        min-height: 80vh;
        position: relative;
    }
}

/* 电脑端大屏幕优化 */
@media (min-width: 1025px) {
    .products-showcase {
        background-size: contain;
        background-position: center;
        background-repeat: no-repeat;
        padding: 26rem 0 10rem 0;
        position: relative;
        overflow: visible;
    }
    
    .showcase-content {
        display: flex;
        align-items: flex-start;
        justify-content: flex-start;
        align-items: center;
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 2rem;
        margin-left: 0rem;
    }
    
    .showcase-text {
        flex: 1;
        color: #fff;
    }
    
    .showcase-text h1 {
        font-size: 3.5rem;
        font-weight: 700;
        margin-bottom: 1rem;
        line-height: 1.2;
    }
    
    .showcase-text p {
        font-size: 1.2rem;
        opacity: 0.9;
        margin-bottom: 0.5rem;
    }
}

/* Contact页面专用样式 */
.contact-page {
    margin-top: 70px;
    min-height: calc(100vh - 70px);
    background: #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 4rem 6rem;
}

.company-title {
    color: #fff;
}

.company-title h1 {
    font-size: 3rem;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
}

.company-title span {
    display: inline-block;
    margin-top: 0.5rem;
}

.contact-info {
    color: #fff;
    text-align: left;
}

.qr-code {
    margin-bottom: 2rem;
}

.qr-code img {
    width: 150px;
    height: 150px;
    border-radius: 8px;
}

.wechat-name {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    font-weight: 500;
}

.email-info {
    line-height: 2;
}

.email-info p {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

/* 移动端Contact页面优化 */
@media (max-width: 768px) {
    .contact-page {
        margin-top: 70px;
        flex-direction: column;
        justify-content: center;
        text-align: center;
        padding: 2rem 1rem;
        gap: 2rem;
    }
    
    .company-title h1 {
        font-size: 2.5rem;
        line-height: 1.3;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .qr-code img {
        width: 120px;
        height: 120px;
    }
    
    .wechat-name {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .email-info p {
        font-size: 0.95rem;
        line-height: 1.8;
    }
}

@media (max-width: 480px) {
    .contact-page {
        padding: 1.5rem 0.75rem;
        gap: 1.5rem;
    }
    
    .company-title h1 {
        font-size: 2rem;
    }
    
    .qr-code img {
        width: 100px;
        height: 100px;
    }
    
    .wechat-name {
        font-size: 0.95rem;
        margin-bottom: 1rem;
    }
    
    .email-info p {
        font-size: 0.9rem;
    }
}

/* 平板设备Contact页面优化 */
@media (min-width: 769px) and (max-width: 1024px) {
    .contact-page {
        padding: 3rem 4rem;
    }
    
    .company-title h1 {
        font-size: 2.8rem;
    }
    
    .qr-code img {
        width: 130px;
        height: 130px;
    }
}

/* Careers页面移动端优化 */
@media (max-width: 768px) {
    /* 英雄区域优化 */
    section[style*="margin-top:70px"][style*="min-height:calc(100vh - 70px)"] {
        margin-top: 70px !important;
        min-height: calc(100vh - 70px) !important;
        padding: 2rem 1rem !important;
    }
    
    /* 按钮优化 */
    button[style*="background:#000"][style*="padding:1.5rem 4rem"] {
        padding: 1rem 2rem !important;
        font-size: 1.2rem !important;
        margin-bottom: 1.5rem !important;
    }
    
    /* 标语优化 */
    p[style*="color:#fff"][style*="font-size:1.2rem"] {
        font-size: 1rem !important;
    }
    
    /* 岗位区域优化 */
    section[id="jobs"] {
        padding: 3rem 0 !important;
    }
    
    /* 岗位卡片优化 */
    div[style*="background:#f8f9fa"][style*="border-radius:20px"][style*="padding:3rem"] {
        padding: 1.5rem !important;
        margin-bottom: 2rem !important;
        border-radius: 16px !important;
    }
    
    /* 岗位标题优化 */
    h2[style*="font-size:2rem"][style*="font-weight:700"] {
        font-size: 1.6rem !important;
        line-height: 1.3 !important;
    }
    
    /* 标签优化 */
    span[style*="background:#e3f2fd"],
    span[style*="background:#e8f5e8"],
    span[style*="background:#fff3e0"] {
        padding: 0.4rem 0.8rem !important;
        font-size: 0.8rem !important;
        margin-bottom: 0.5rem !important;
    }
    
    /* 标签容器优化 */
    div[style*="display:flex"][style*="gap:2rem"] {
        gap: 0.5rem !important;
        flex-wrap: wrap !important;
    }
    
    /* 岗位职责和要求标题优化 */
    h3[style*="font-size:1.3rem"][style*="font-weight:600"] {
        font-size: 1.1rem !important;
        margin-bottom: 0.8rem !important;
    }
    
    /* 列表优化 */
    ol[style*="color:#666"][style*="line-height:1.8"] {
        font-size: 0.95rem !important;
        line-height: 1.6 !important;
        padding-left: 1.2rem !important;
    }
    
    /* 按钮组优化 */
    div[style*="display:flex"][style*="gap:1rem"][style*="flex-wrap:wrap"] {
        flex-direction: column !important;
        gap: 0.8rem !important;
    }
    
    /* 申请和分享按钮优化 */
    button[style*="background:linear-gradient(45deg, #0066cc, #00ff88)"],
    button[style*="background:#f8f9fa"][style*="border:2px solid #e9ecef"] {
        width: 100% !important;
        padding: 0.8rem 1.5rem !important;
        font-size: 0.95rem !important;
        border-radius: 12px !important;
    }
    
    /* 容器优化 */
    div[style*="max-width:800px"][style*="margin:0 auto"] {
        padding: 0 1rem !important;
    }
    
    /* 卡片头部布局优化 */
    div[style*="display:flex"][style*="justify-content:space-between"][style*="align-items:flex-start"] {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 1rem !important;
    }
}

@media (max-width: 480px) {
    /* 超小屏幕进一步优化 */
    button[style*="background:#000"][style*="padding:1.5rem 4rem"] {
        padding: 0.8rem 1.5rem !important;
        font-size: 1.1rem !important;
    }
    
    h2[style*="font-size:2rem"][style*="font-weight:700"] {
        font-size: 1.4rem !important;
    }
    
    div[style*="background:#f8f9fa"][style*="border-radius:20px"][style*="padding:3rem"] {
        padding: 1rem !important;
        margin-bottom: 1.5rem !important;
    }
    
    h3[style*="font-size:1.3rem"][style*="font-weight:600"] {
        font-size: 1rem !important;
    }
    
    ol[style*="color:#666"][style*="line-height:1.8"] {
        font-size: 0.9rem !important;
        line-height: 1.5 !important;
    }
    
    span[style*="background:#e3f2fd"],
    span[style*="background:#e8f5e8"],
    span[style*="background:#fff3e0"] {
        padding: 0.3rem 0.6rem !important;
        font-size: 0.75rem !important;
    }
    
    button[style*="background:linear-gradient(45deg, #0066cc, #00ff88)"],
    button[style*="background:#f8f9fa"][style*="border:2px solid #e9ecef"] {
        padding: 0.7rem 1.2rem !important;
        font-size: 0.9rem !important;
    }
}

/* 平板设备Careers页面优化 */
@media (min-width: 769px) and (max-width: 1024px) {
    button[style*="background:#000"][style*="padding:1.5rem 4rem"] {
        padding: 1.2rem 3rem !important;
        font-size: 1.3rem !important;
    }
    
    h2[style*="font-size:2rem"][style*="font-weight:700"] {
        font-size: 1.8rem !important;
    }
    
    div[style*="background:#f8f9fa"][style*="border-radius:20px"][style*="padding:3rem"] {
        padding: 2rem !important;
    }
    
    div[style*="max-width:800px"][style*="margin:0 auto"] {
        padding: 0 2rem !important;
    }
}

/* 语言切换按钮样式 */
.language-switch {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-left: 20px;
    font-family: 'Inter', sans-serif;
}

.language-switch:hover {
    background: #fff;
    color: #181818;
}

/* 移动端语言切换按钮 */
@media (max-width: 768px) {
    .language-switch {
        margin-left: 10px;
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .nav-container {
        padding: 0 1em;
    }
}

@media (max-width: 480px) {
    .language-switch {
        margin-left: 5px;
        padding: 5px 10px;
        font-size: 11px;
    }
}