/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

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

a {
text-decoration: none;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(52, 58, 70, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 0;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.scrolled {
    background: rgba(52, 58, 70, 0.98);
    backdrop-filter: blur(15px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
    position: relative;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    letter-spacing: 1px;
    transition: transform 0.3s ease;
}

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

.logo i {
    margin-right: 8px;
    font-size: 24px;
    color: #64b5f6;
    animation: logoRotate 3s ease-in-out infinite;
}

@keyframes logoRotate {
    0%, 100% { transform: rotate(0deg); }
    50% { transform: rotate(180deg); }
}

/* 汉堡菜单按钮 */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 8px;
    transition: transform 0.3s ease;
}

.mobile-menu-toggle:hover {
    transform: scale(1.1);
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background: #fff;
    margin: 3px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* 桌面端导航菜单 */
.nav-menu {
    display: block;
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
}

.nav-links li {
    margin-left: 40px;
    position: relative;
}

.nav-links a {
    text-decoration: none;
    color: #fff;
    font-size: 15px;
    font-weight: 400;
    transition: all 0.3s ease;
    opacity: 0.9;
    position: relative;
    padding: 8px 0;
    display: block;
}

.nav-links a::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #64b5f6, #1976d2);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-links a:hover {
    color: #64b5f6;
    opacity: 1;
    transform: translateY(-2px);
}

.nav-links a:hover::before {
    width: 100%;
}

.nav-links li:hover {
    transform: scale(1.05);
}

/* 移动端菜单面板 */
.mobile-menu-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(52, 58, 70, 0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    transition: right 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow-y: auto;
}

.mobile-menu-panel.active {
    right: 0;
}

.mobile-menu-content {
    padding: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 40px;
}

.mobile-logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: bold;
    color: #fff;
    letter-spacing: 1px;
}

.mobile-logo i {
    margin-right: 8px;
    font-size: 24px;
    color: #64b5f6;
}

.mobile-menu-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(90deg);
}

.mobile-nav-links {
    list-style: none;
    padding: 0;
    margin: 0;
    flex: 1;
}

.mobile-nav-links li {
    margin-bottom: 20px;
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 0.5s ease forwards;
}

.mobile-nav-links li:nth-child(1) { animation-delay: 0.1s; }
.mobile-nav-links li:nth-child(2) { animation-delay: 0.2s; }
.mobile-nav-links li:nth-child(3) { animation-delay: 0.3s; }
.mobile-nav-links li:nth-child(4) { animation-delay: 0.4s; }
.mobile-nav-links li:nth-child(5) { animation-delay: 0.5s; }

@keyframes slideInRight {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.mobile-nav-links a {
    display: block;
    color: #fff;
    text-decoration: none;
    font-size: 18px;
    font-weight: 400;
    padding: 15px 20px;
    border-radius: 10px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.mobile-nav-links a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(100, 181, 246, 0.2), transparent);
    transition: left 0.5s ease;
}

.mobile-nav-links a:hover::before {
    left: 100%;
}

.mobile-nav-links a:hover {
    background: rgba(100, 181, 246, 0.1);
    color: #64b5f6;
    transform: translateX(10px);
    box-shadow: 0 4px 15px rgba(100, 181, 246, 0.2);
}

/* 导航栏滚动特效 */
.navbar-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(100, 181, 246, 0.1), transparent);
    transform: translateX(-100%);
    animation: navGlow 3s ease-in-out infinite;
}

@keyframes navGlow {
    0% { transform: translateX(-100%); }
    50% { transform: translateX(100%); }
    100% { transform: translateX(100%); }
}

/* 首页横幅样式 */
.hero {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.hero-slider {
    position: relative;
    height: 100%;
    width: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
}

.hero-slide.active {
    opacity: 1;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.6)); */
    z-index: 1;
}

.hero-content {
    max-width: 600px;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-tag {
    display: inline-block;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 30px;
    border: 1px solid rgba(255,255,255,0.2);
}

.hero h1 {
    font-size: 64px;
    font-weight: 300;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.hero h1 span {
    font-weight: 700;
}

.hero-subtitle {
    margin-bottom: 50px;
}

.hero-subtitle p:first-child {
    font-size: 18px;
    letter-spacing: 8px;
    margin-bottom: 10px;
    opacity: 0.8;
}

.hero-subtitle p:last-child {
    font-size: 16px;
    opacity: 0.7;
}

/* 轮播导航按钮 */
.hero-nav {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    z-index: 10;
    display: flex;
    justify-content: space-between;
    padding: 0 30px;
    pointer-events: none;
}

.hero-prev,
.hero-next {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 50%;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-prev:hover,
.hero-next:hover {
    background: rgba(255,255,255,0.2);
    transform: scale(1.1);
}

.hero-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.dot.active {
    background: #fff;
    transform: scale(1.2);
    border-color: rgba(255,255,255,0.5);
}

.dot:hover {
    background: rgba(255,255,255,0.6);
}

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


/* 实力展示模块样式 */
.strength-grid {
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

.strength-item {
    display: flex;
    align-items: center;
    margin-bottom: 60px;
    gap: 40px;
}

.strength-item:nth-child(even) {
    flex-direction: row-reverse;
}

.strength-left {
    flex: 1;
    padding: 20px;
}

.strength-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.strength-right img {
    width: 100%;
    max-width: 500px;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.strength-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #e53e3e, #c53030);
    color: white;
    font-size: 20px;
    font-weight: bold;
    border-radius: 50%;
    margin-bottom: 15px;
    box-shadow: 0 3px 8px rgba(229, 62, 62, 0.3);
}

.strength-title {
    color: #2b6cb0;
    font-size: 28px;
    font-weight: bold;
    margin: 15px 0;
    line-height: 1.2;
}

.strength-desc {
    color: #4a5568;
    font-size: 16px;
    line-height: 1.8;
    margin: 0;
    padding-right: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .strength-item {
        flex-direction: column !important;
        text-align: center;
        margin-bottom: 40px;
        gap: 20px;
    }
    
    .strength-left {
        order: 2;
        padding: 10px;
    }
    
    .strength-right {
        order: 1;
    }
    
    .strength-right img {
        max-width: 300px;
    }
    
    .strength-title {
        font-size: 24px;
    }
    
    .strength-desc {
        font-size: 14px;
        padding-right: 0;
    }
}

* 工厂展示3x3网格布局样式 */
.factory-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
}

.factory-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.factory-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.factory-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.factory-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.factory-card:hover .factory-image img {
    transform: scale(1.05);
}

.factory-content {
    padding: 5px;
    text-align: center;
}

.factory-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #e53e3e, #c53030);
    color: white;
    font-size: 18px;
    font-weight: bold;
    border-radius: 50%;
    margin-bottom: 15px;
}

.factory-title {
    color: #2b6cb0;
    font-size: 20px;
    font-weight: bold;
    margin: 15px 0;
    line-height: 1.3;
}

.factory-desc {
    color: #4a5568;
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .factory-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .factory-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }
    
    .factory-image {
        height: 180px;
    }
    
    .factory-content {
        padding: 20px 15px;
    }
    
    .factory-title {
        font-size: 18px;
    }
    
    .factory-desc {
        font-size: 13px;
    }
}

@media (max-width: 480px) {
    .factory-image {
        height: 150px;
    }
    
    .factory-content {
        padding: 15px 12px;
    }
    
    .factory-number {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
    
    .factory-title {
        font-size: 16px;
    }
}
.about-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 8px;
}

.about-content {
    width: 100%;
    margin: 0 auto;
    padding: 80px 20px;
    text-align: center;
}

.container-title h2 {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.container-title h4 {
    font-size: 20px;
    font-weight: 300;
    margin-bottom: 20px;
    color: #666;
}

.container-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 40px;
}

.about-stats {
    display: flex;
    justify-content: space-around;
    margin-top: 40px;
}

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 28px;
    font-weight: 600;
    color: #1e50a2;
    margin-bottom: 8px;
}

.stat p {
    font-size: 14px;
    color: #999;
}

/* 产品服务样式 */
.services {
    padding: 80px 0;
    background: #f8f9fa;
}

.services h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 300;
    margin-bottom: 10px;
    color: #333;
    font-weight: 600;
}
.services h4{
    text-align: center;
    font-size: 20px;
    font-weight: 300;
    margin-bottom: 20px;
    color: #333;
}

.service-tabs {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 60px;
}

.tab {
    font-size: 15px;
    color: #666;
    cursor: pointer;
    padding: 8px 0;
    position: relative;
    transition: color 0.3s ease;
}
.tab:hover {
    color: #333;
}
.tab:hover::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #64b5f6;
}
.tab.active {
    color: #333;
}

.tab.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: #64b5f6;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.service-item {
    background: #fff;
    border-radius: 5px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
}

.service-image {
    height: 280px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-item:hover .service-image img {
    transform: scale(1.05);
}

.service-content {
    padding: 15px;
}

.service-content h3 {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 12px;
    color: #333;
}

.service-content p {
    font-size: 14px;
    line-height: 1.6;
    color: #999;
    margin-bottom: 10px;
}

.service-link {
    color: #64b5f6;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.service-link:hover {
    color: #1976d2;
}

/* 联系我们样式 */
.contact {
    padding: 80px 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-image: url('../images/contact-home-bg.jpg');
    text-align: center;
    color: #fff;
}

.contact-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
}

.contact-content h2 span {
    font-weight: 700;
}

.contact-content p {
    font-size: 16px;
    opacity: 0.9;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.btn-primary {
    background: #fff;
    color: #667eea;
}

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

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

.btn-secondary:hover {
    background: #fff;
    color: #667eea;
}

/* 新闻资讯样式 */
.news {
    padding: 100px 0;
    background: #fff;
}

.news h2 {
    text-align: center;
    font-size: 36px;
    font-weight: 300;
    margin-bottom: 10px;
    color: #333;
    font-weight: 600;
}
.news h4{
    text-align: center;
    font-size: 20px;
    font-weight: 300;
    margin-bottom: 40px;
    color: #333;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.news-item {
    background: #fff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.news-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.news-category {
    background: #e3f2fd;
    color: #1976d2;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.news-date {
    font-size: 13px;
    color: #999;
}

.news-item h3 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.4;
    margin-bottom: 15px;
    color: #333;
}

.news-item p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 20px;
}

.news-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid #f0f0f0;
}

.views {
    font-size: 13px;
    color: #999;
}

.read-more {
    color: #64b5f6;
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #1976d2;
}

/* 页脚样式 */
footer {
    background: #2c3e50;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 40px;
}

.footer-info {
    flex: 1;
}

.footer-item p {
    font-size: 14px;
    margin-bottom: 8px;
    opacity: 0.8;
}

.footer-qr {
    display: flex;
    gap: 40px;
}

.qr-code {
    text-align: center;
}

.qr-code img {
    width: 80px;
    height: 80px;
    border-radius: 8px;
    margin-bottom: 10px;
}

.qr-code p {
    font-size: 12px;
    opacity: 0.7;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-bottom p {
    font-size: 13px;
    opacity: 0.6;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .about-layout {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-stats {
        justify-content: center;
    }
    
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-nav {
        padding: 0 20px;
    }
    
    .hero-prev,
    .hero-next {
        width: 45px;
        height: 45px;
        font-size: 16px;
    }
    
    .article-image {
        width: 240px;
        height: 180px;
    }
    
    .article-main {
        padding: 25px;
    }
    
    .article-header h2 {
        font-size: 20px;
    }
}

@media (max-width: 768px) {
    /* 移动端导航栏 */
    .navbar .container {
        height: 60px;
    }
    
    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-panel {
        width: 100%;
    }
    
    .hero h1 {
        font-size: 42px;
    }
    
    .hero-subtitle p:first-child {
        letter-spacing: 4px;
    }
    
    .hero-nav {
        padding: 0 15px;
    }
    
    .hero-prev,
    .hero-next {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
    
    .hero-dots {
        bottom: 40px;
        gap: 8px;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
    
    .about {
        padding: 60px 0;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .services {
        padding: 60px 0;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-qr {
        justify-content: center;
    }
    
    .news-list-content {
        padding: 60px 0;
    }
    
    .news-article {
        flex-direction: column;
        margin-bottom: 30px;
    }
    
    .article-image {
        width: 100%;
        height: 200px;
    }
    
    .article-main {
        padding: 25px 20px;
    }
    
    .article-header h2 {
        font-size: 18px;
    }
    
    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .article-content p {
        font-size: 14px;
        line-height: 1.6;
        -webkit-line-clamp: 4;
    }
    
    .pagination {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .pagination-controls {
        flex-direction: column;
        gap: 15px;
    }
    
    .page-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .navbar .container {
        height: 55px;
        padding: 0 15px;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .logo i {
        font-size: 20px;
    }
    
    .mobile-menu-content {
        padding: 15px;
    }
    
    .mobile-nav-links a {
        font-size: 16px;
        padding: 12px 15px;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero-tag {
        font-size: 12px;
        padding: 6px 15px;
    }
    
    .hero-nav {
        display: none; /* 在小屏幕上隐藏导航箭头 */
    }
    
    .hero-dots {
        bottom: 30px;
        gap: 6px;
    }
    
    .about h2,
    .services h2,
    .contact h2,
    .news h2 {
        font-size: 28px;
    }
    
    .article-image {
        height: 160px;
    }
    
    .article-main {
        padding: 20px 15px;
    }
    
    .article-header h2 {
        font-size: 16px;
        line-height: 1.3;
    }
    
    .article-content p {
        font-size: 13px;
        line-height: 1.5;
    }
    
    .read-more-btn {
        padding: 5px 15px;
        font-size: 12px;
    }
    
    .article-meta {
        font-size: 12px;
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.hero-content {
    animation: fadeIn 1s ease-out;
}

.service-item,
.news-item {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* 滚动动画 */
.scroll-animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.scroll-animate.active {
    opacity: 1;
    transform: translateY(0);
} 


/* 关于我们页面样式 */
.about-banner {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    position: relative;
}

.about-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.banner-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.banner-content h1 {
    font-size: 48px;
    font-weight: 300;
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.banner-content p {
    font-size: 18px;
    line-height: 1.6;
    opacity: 0.9;
}

.about-content {
    background: #fff;
    padding: 100px 0;
}

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

.about-intro {
    text-align: center;
    margin-bottom: 80px;
}

.container-title {
    margin-bottom: 40px;
}

.container-title h2 {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.container-title h4 {
    font-size: 20px;
    font-weight: 300;
    margin-bottom: 20px;
    color: #666;
}

.title-divider {
    width: 60px;
    height: 3px;
    background: #64b5f6;
    margin: 0 auto;
}

.container-content {
    max-width: 800px;
    margin: 0 auto;
}

.container-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
    text-align: left;
}

/* 统计数据样式 */
.about-stats-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    margin: 80px 0;
    border-radius: 10px;
}

.about-stats2 {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.stat2 {
    text-align: center;
    color: #fff;
    flex: 1;
    min-width: 200px;
}

.stat2 h3 {
    font-size: 48px;
    font-weight: 300;
    margin-bottom: 10px;
    color: #fff;
}

.stat2 p {
    font-size: 16px;
    opacity: 0.9;
}

/* 文化部分样式 */
.about-culture {
    text-align: center;
    margin-top: 100px;
}

.culture-title {
    margin-bottom: 60px;
}

.culture-title h2 {
    font-size: 36px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

.culture-content {
    max-width: 800px;
    margin: 0 auto 80px;
}

.culture-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 20px;
}

/* 文化理念图样式 */
.culture-diagram {
    position: relative;
    height: 400px;
    margin: 0 auto;
    max-width: 600px;
}

.culture-circle {
    position: absolute;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.culture-circle:hover {
    transform: scale(1.1);
}

.main-circle {
    width: 120px;
    height: 120px;
    background: #3f51b5;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
}

.creative-circle {
    width: 100px;
    height: 100px;
    background: #64b5f6;
    top: 20%;
    right: 20%;
    z-index: 2;
}

.experience-circle {
    width: 100px;
    height: 100px;
    background: #81c784;
    bottom: 20%;
    right: 15%;
    z-index: 2;
}

.design-circle {
    width: 80px;
    height: 80px;
    background: #ffb74d;
    top: 15%;
    left: 15%;
    z-index: 1;
}

.value-circle {
    width: 80px;
    height: 80px;
    background: #f06292;
    bottom: 15%;
    left: 20%;
    z-index: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .banner-content h1 {
        font-size: 32px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    .about-content {
        padding: 60px 0;
    }
    
    .about-intro {
        margin-bottom: 60px;
    }
    
    .container-title h2 {
        font-size: 28px;
    }
    
    .container-title h4 {
        font-size: 18px;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .stat h3 {
        font-size: 36px;
    }
    
    .culture-diagram {
        height: 300px;
    }
    
    .culture-circle {
        font-size: 12px;
    }
    
    .main-circle {
        width: 100px;
        height: 100px;
    }
    
    .creative-circle,
    .experience-circle {
        width: 80px;
        height: 80px;
    }
    
    .design-circle,
    .value-circle {
        width: 60px;
        height: 60px;
    }
}

/* 联系我们页面样式 */
.contact-contents {
    background: #fff;
    padding: 100px 0;
}

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

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: flex-start;
}

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 10px;
    color: #333;
}

.section-title h4 {
    font-size: 18px;
    font-weight: 300;
    margin-bottom: 20px;
    color: #666;
    letter-spacing: 2px;
}

/* 在线留言表单样式 */
.contact-form {
    background: #f8f9fa;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    flex: 1;
    position: relative;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
    background: #fff;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #64b5f6;
    box-shadow: 0 0 0 3px rgba(100, 181, 246, 0.1);
}

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

.captcha-group {
    display: flex;
    align-items: center;
    gap: 15px;
}

.captcha-group input {
    flex: 1;
}

.captcha-code {
    width: 80px;
    height: 50px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.captcha-code:hover {
    transform: scale(1.05);
}

.submit-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 20px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

/* 联系信息样式 */
.contact-info {
    margin-bottom: 40px;
}

.info-item {
    display: flex;
    align-items: center;
    padding: 20px;
    margin-bottom: 15px;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.info-item:hover {
    background: #e3f2fd;
    transform: translateX(5px);
}

.info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 20px;
    flex-shrink: 0;
}

.info-icon i {
    color: #fff;
    font-size: 18px;
}

.info-content h3 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.info-content p {
    font-size: 14px;
    color: #666;
    margin: 0;
}

/* 地图区域样式 */
.map-section {
    margin-top: 30px;
}

.map-placeholder {
    height: 250px;
    background: #f0f0f0;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #999;
    border: 2px dashed #ddd;
    transition: all 0.3s ease;
}

.map-placeholder:hover {
    background: #e8e8e8;
    border-color: #ccc;
}

.map-placeholder i {
    font-size: 48px;
    margin-bottom: 15px;
    color: #bbb;
}

.map-placeholder p {
    font-size: 16px;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 15px;
    }
    
    .section-title h2 {
        font-size: 28px;
    }
    
    .section-title h4 {
        font-size: 16px;
    }
    
    .captcha-group {
        flex-direction: column;
        align-items: stretch;
    }
    
    .captcha-code {
        width: 100%;
        margin-top: 10px;
    }
    
    .info-item {
        padding: 15px;
    }
    
    .info-icon {
        width: 40px;
        height: 40px;
        margin-right: 15px;
    }
    
    .info-icon i {
        font-size: 16px;
    }
    
    .map-placeholder {
        height: 200px;
    }
    
    .map-placeholder i {
        font-size: 36px;
    }
}

/* 新闻列表页面样式 */
.news-list-content {
    background: #fff;
    padding: 100px 0;
}

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

/* 新闻文章样式 */
.news-articles {
    margin-bottom: 60px;
}

.news-article {
    background: #fff;
    border-radius: 12px;
    padding: 0;
    margin-bottom: 40px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border-left: 4px solid #64b5f6;
    display: flex;
    overflow: hidden;
}

.news-article:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.15);
    border-left-color: #1976d2;
}

/* 文章图片样式 */
.article-image {
    flex-shrink: 0;
    width: 200px;
    /* height: 200px; */
    overflow: hidden;
    position: relative;
}

.article-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(100, 181, 246, 0.1) 0%, rgba(30, 80, 162, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.news-article:hover .article-image::before {
    opacity: 1;
}

.article-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-article:hover .article-image img {
    transform: scale(1.05);
}

/* 文章主要内容 */
.article-main {
    flex: 1;
    padding: 30px;
    display: flex;
    flex-direction: column;
}

.article-header {
    margin-bottom: 20px;
}

.article-header h2 {
    font-size: 22px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.news-article:hover .article-header h2 {
    color: #1976d2;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 25px;
    font-size: 13px;
    color: #666;
}

.article-date,
.article-views {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-date i,
.article-views i {
    color: #64b5f6;
    font-size: 12px;
}

.article-content {
    flex: 1;
    margin-bottom: 20px;
}

.article-content p {
    font-size: 15px;
    line-height: 1.7;
    color: #666;
    margin-bottom: 12px;
    text-align: justify;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-content p:last-child {
    margin-bottom: 0;
}

.article-footer {
    display: flex;
    justify-content: flex-end;
    padding-top: 15px;
    border-top: 1px solid #f0f0f0;
    margin-top: auto;
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    padding: 6px 18px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 18px;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.read-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.read-more-btn:hover::before {
    left: 100%;
}

.read-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

/* 分页样式 */
.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 0;
    border-top: 1px solid #e8e8e8;
    margin-top: 40px;
}

.pagination-info {
    font-size: 14px;
    color: #666;
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.page-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: #fff;
    border: 2px solid #e1e5e9;
    border-radius: 8px;
    color: #666;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-btn:not(:disabled):hover {
    background: #64b5f6;
    border-color: #64b5f6;
    color: #fff;
    transform: translateY(-2px);
}

.page-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.page-numbers {
    display: flex;
    gap: 10px;
}

.page-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: #f8f9fa;
    color: #666;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-number.active {
    background: #64b5f6;
    color: #fff;
}

.page-number:not(.active):hover {
    background: #e3f2fd;
    color: #1976d2;
}

/* 文章动画效果 */
.news-article {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.news-article:nth-child(1) { animation-delay: 0.1s; }
.news-article:nth-child(2) { animation-delay: 0.2s; }
.news-article:nth-child(3) { animation-delay: 0.3s; }
.news-article:nth-child(4) { animation-delay: 0.4s; }

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

/* 响应式设计 */
@media (max-width: 768px) {
    .news-list-content {
        padding: 60px 0;
    }
    
    .news-article {
        padding: 25px 20px;
        margin-bottom: 30px;
    }
    
    .article-header h2 {
        font-size: 20px;
    }
    
    .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .article-content p {
        font-size: 15px;
    }
    
    .pagination {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .pagination-controls {
        flex-direction: column;
        gap: 15px;
    }
    
    .page-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .news-article {
        padding: 20px 15px;
    }
    
    .article-header h2 {
        font-size: 18px;
        line-height: 1.3;
    }
    
    .article-content p {
        font-size: 14px;
        line-height: 1.6;
    }
    
    .read-more-btn {
        padding: 6px 15px;
        font-size: 13px;
    }
}

/* 新闻详情页样式 */
.news-detail-content {
    background: #fff;
    padding: 60px 0 100px;
}

.news-detail-content .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 面包屑导航 */
.breadcrumb {
    margin-bottom: 40px;
    padding: 20px 0;
    border-bottom: 1px solid #e8e8e8;
    font-size: 14px;
    color: #666;
}

.breadcrumb a {
    color: #64b5f6;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #1976d2;
}

.breadcrumb i {
    margin: 0 10px;
    font-size: 12px;
    color: #ccc;
}

.breadcrumb span {
    color: #333;
}

/* 新闻详情文章 */
.news-detail {
    background: #fff;
}

/* 新闻标题 */
.news-header {
    margin-bottom: 40px;
    text-align: left;
}

.news-header h1 {
    font-size: 28px;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
    margin: 0;
}

/* 新闻正文 */
.news-body {
    margin-bottom: 60px;
}

.news-body p {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin-bottom: 20px;
    text-align: justify;
    text-indent: 2em; /* 首行缩进 */
}

.news-body p:first-child {
    margin-top: 0;
}

.news-body p:last-child {
    margin-bottom: 0;
}

/* 新闻导航 */
.news-navigation {
    border-top: 1px solid #e8e8e8;
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.nav-item {
    display: flex;
    align-items: center;
    font-size: 14px;
    color: #666;
}

.nav-label {
    display: flex;
    align-items: center;
    margin-right: 8px;
    font-weight: 500;
}

.nav-label i {
    font-size: 12px;
    margin: 0 5px;
}

.nav-text {
    color: #999;
}

.prev-news {
    justify-content: flex-start;
}

.next-news {
    justify-content: flex-end;
}

/* 当有实际链接时的样式 */
.nav-item.has-link {
    cursor: pointer;
    transition: color 0.3s ease;
}

.nav-item.has-link:hover {
    color: #64b5f6;
}

.nav-item.has-link .nav-text {
    color: #64b5f6;
    text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .news-detail-content {
        padding: 40px 0 60px;
    }
    
    .news-detail-content .container {
        padding: 0 15px;
    }
    
    .breadcrumb {
        margin-bottom: 30px;
        padding: 15px 0;
        font-size: 13px;
    }
    
    .breadcrumb i {
        margin: 0 8px;
    }
    
    .news-header {
        margin-bottom: 30px;
    }
    
    .news-header h1 {
        font-size: 24px;
        line-height: 1.3;
    }
    
    .news-body {
        margin-bottom: 40px;
    }
    
    .news-body p {
        font-size: 15px;
        line-height: 1.7;
        margin-bottom: 18px;
    }
    
    .news-navigation {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
        padding-top: 20px;
    }
    
    .nav-item {
        justify-content: center;
        text-align: center;
    }
    
    .prev-news,
    .next-news {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .news-detail-content .container {
        padding: 0 10px;
    }
    
    .news-header h1 {
        font-size: 20px;
    }
    
    .news-body p {
        font-size: 14px;
        line-height: 1.6;
        text-indent: 1.5em;
    }
    
    .breadcrumb {
        font-size: 12px;
    }
    
    .nav-item {
        font-size: 13px;
    }
}

/* 产品服务页面样式 */
.product-list-content {
    background: #fff;
    padding: 60px 0 100px;
}

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

/* 产品分类标签 */
.product-categories {
    margin-bottom: 60px;
}

.category-tabs {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 40px;
}

.category-tab {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    padding: 20px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    min-width: 150px;
    text-align: center;
}

.category-tab:first-child {
    border-radius: 8px 0 0 8px;
}

.category-tab:last-child {
    border-radius: 0 8px 8px 0;
}

.category-tab:not(:last-child) {
    border-right: none;
}

.category-tab h5 {
    font-size: 18px;
    font-weight: 600;
    color: #666;
    margin: 0;
    transition: color 0.3s ease;
}

.category-tab.active {
    background: #64b5f6;
    border-color: #64b5f6;
    z-index: 2;
}

.category-tab.active h5 {
    color: #fff;
}

.category-tab:hover:not(.active) {
    background: #e3f2fd;
    border-color: #90caf9;
}

.category-tab:hover:not(.active) h5 {
    color: #1976d2;
}

/* 产品网格 */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

/* 产品项 */
.product-item {
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 8px;
    padding: 0;
    transition: all 0.3s ease;
    opacity: 1;
    transform: translateY(0);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
    border-color: #64b5f6;
}

.product-item.hidden {
    opacity: 0;
    transform: translateY(20px);
    pointer-events: none;
    margin: 0;
    height: 0;
    padding: 0;
    border: none;
    overflow: hidden;
}

/* 产品图片样式 */
.product-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.product-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(100, 181, 246, 0.1) 0%, rgba(30, 80, 162, 0.1) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 2;
}

.product-item:hover .product-image::before {
    opacity: 1;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-item:hover .product-image img {
    transform: scale(1.05);
}

/* 产品分类标签 */
.product-category-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(100, 181, 246, 0.9);
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
    z-index: 3;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.product-item:hover .product-category-tag {
    background: rgba(30, 80, 162, 0.9);
    transform: scale(1.05);
}

/* 产品内容 */
.product-content {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.product-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.product-content p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 15px;
    text-align: justify;
    flex: 1;
}

.product-description {
    margin-bottom: 15px;
}

.product-description p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
    margin-bottom: 0;
}

/* 产品价格和购买 */
.product-price {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid #f0f0f0;
}

.price {
    font-size: 18px;
    font-weight: 600;
    color: #e53e3e;
}

.product-actions {
    display: flex;
    gap: 10px;
    align-items: center;
}

.detail-btn {
    background: transparent;
    color: #64b5f6;
    border: 2px solid #64b5f6;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
}

.detail-btn:hover {
    background: #64b5f6;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(100, 181, 246, 0.3);
}

.detail-btn.disabled,
.detail-btn:disabled {
    background: #f8f9fa;
    color: #999;
    border-color: #e9ecef;
    cursor: not-allowed;
    opacity: 0.6;
}

.detail-btn.disabled:hover,
.detail-btn:disabled:hover {
    background: #f8f9fa;
    color: #999;
    transform: none;
    box-shadow: none;
}

.buy-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    border: none;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.buy-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.buy-btn:hover::before {
    left: 100%;
}

.buy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

/* 产品服务底部 */
.product-footer {
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid #e8e8e8;
}

.product-footer h2 {
    font-size: 32px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.service-subtitle {
    font-size: 16px;
    color: #999;
    letter-spacing: 2px;
    margin: 0;
}

/* 产品动画效果 */
.product-item {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.product-item:nth-child(1) { animation-delay: 0.1s; }
.product-item:nth-child(2) { animation-delay: 0.2s; }
.product-item:nth-child(3) { animation-delay: 0.3s; }
.product-item:nth-child(4) { animation-delay: 0.4s; }
.product-item:nth-child(5) { animation-delay: 0.5s; }
.product-item:nth-child(6) { animation-delay: 0.6s; }

/* 分类切换动画 */
.product-item.fade-out {
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
}

.product-item.fade-in {
    opacity: 1;
    transform: translateY(0);
    transition: all 0.3s ease 0.1s;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .product-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: 25px;
    }
    
    .category-tab {
        padding: 15px 30px;
        min-width: 120px;
    }
    
    .category-tab h5 {
        font-size: 16px;
    }
    
    .product-image {
        height: 180px;
    }
    
    .product-content {
        padding: 20px;
    }
}

@media (max-width: 768px) {
    .product-list-content {
        padding: 40px 0 60px;
    }
    
    .category-tabs {
        flex-direction: column;
        gap: 0;
        max-width: 300px;
        margin: 0 auto 40px;
    }
    
    .category-tab {
        border-radius: 0 !important;
        border-bottom: none;
    }
    
    .category-tab:first-child {
        border-radius: 8px 8px 0 0 !important;
    }
    
    .category-tab:last-child {
        border-radius: 0 0 8px 8px !important;
        border-bottom: 1px solid #e9ecef;
    }
    
    .category-tab:not(:last-child) {
        border-right: 1px solid #e9ecef;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-image {
        height: 200px;
    }
    
    .product-content {
        padding: 20px;
    }
    
    .product-content h3 {
        font-size: 18px;
    }
    
    .product-footer h2 {
        font-size: 28px;
    }
}

@media (max-width: 480px) {
    .product-list-content .container {
        padding: 0 15px;
    }
    
    .category-tab {
        padding: 12px 20px;
    }
    
    .category-tab h5 {
        font-size: 15px;
    }
    
    .product-image {
        height: 160px;
    }
    
    .product-content {
        padding: 15px;
    }
    
    .product-content h3 {
        font-size: 16px;
    }
    
    .product-content p {
        font-size: 13px;
    }
    
    .product-price {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
    }
    
    .product-actions {
        flex-direction: column;
        gap: 10px;
    }
    
    .detail-btn,
    .buy-btn {
        width: 100%;
        padding: 10px 20px;
        text-align: center;
        justify-content: center;
    }
    
    .product-footer h2 {
        font-size: 24px;
    }
    
    .service-subtitle {
        font-size: 14px;
    }
}

/* 产品详情页样式 */
.product-detail-content {
    background: #fff;
    padding: 60px 0 100px;
}

.product-detail-content .container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 产品详情文章 */
.product-detail {
    background: #fff;
}

/* 产品标题 */
.product-header {
    margin-bottom: 40px;
    text-align: left;
}

.product-header h1 {
    font-size: 28px;
    font-weight: 600;
    color: #333;
    line-height: 1.4;
    margin: 0;
}

/* 产品图片展示 */
.product-image-gallery {
    margin-bottom: 40px;
}

.main-image {
    position: relative;
    width: 100%;
    height: 400px;
    margin-bottom: 20px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    cursor: pointer;
}

.main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(2px);
}

.main-image:hover .image-overlay {
    opacity: 1;
}

.image-overlay i {
    color: #fff;
    font-size: 24px;
}

/* 缩略图 */
.thumbnail-images {
    display: flex;
    gap: 15px;
    overflow-x: auto;
    padding: 10px 0;
}

.thumbnail {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
}

.thumbnail.active {
    border-color: #64b5f6;
    box-shadow: 0 2px 10px rgba(100, 181, 246, 0.3);
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.thumbnail:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.thumbnail::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(100, 181, 246, 0.2);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.thumbnail.active::before {
    opacity: 1;
}

/* 产品详细信息 */
.product-body {
    margin-bottom: 60px;
}

.product-body p {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin-bottom: 20px;
    text-align: justify;
    text-indent: 2em; /* 首行缩进 */
}

.product-body p:first-child {
    margin-top: 0;
}

.product-body p:last-child {
    margin-bottom: 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .product-detail-content {
        padding: 40px 0 60px;
    }
    
    .product-detail-content .container {
        padding: 0 15px;
    }
    
    .product-header {
        margin-bottom: 30px;
    }
    
    .product-header h1 {
        font-size: 24px;
        line-height: 1.3;
    }
    
    .product-image-gallery {
        margin-bottom: 30px;
    }
    
    .main-image {
        height: 250px;
        margin-bottom: 15px;
    }
    
    .thumbnail {
        width: 60px;
        height: 60px;
    }
    
    .thumbnail-images {
        gap: 10px;
        justify-content: center;
    }
    
    .product-body {
        margin-bottom: 40px;
    }
    
    .product-body p {
        font-size: 15px;
        line-height: 1.7;
        margin-bottom: 18px;
    }
}

@media (max-width: 480px) {
    .product-detail-content .container {
        padding: 0 10px;
    }
    
    .product-header h1 {
        font-size: 20px;
    }
    
    .main-image {
        height: 200px;
    }
    
    .thumbnail {
        width: 50px;
        height: 50px;
    }
    
    .thumbnail-images {
        gap: 8px;
    }
    
    .product-body p {
        font-size: 14px;
        line-height: 1.6;
        text-indent: 1.5em;
    }
}