* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "微软雅黑", "Microsoft YaHei", Arial, sans-serif;
    font-size: 14px;
    color: #333;
    background: #fff;
}

a {
    text-decoration: none;
    color: #333;
}

a:hover {
    color: #2097f3;
}

.container {
    width: 960px;
    margin: 0 auto;
}

/* Top Bar */
.top-bar {
    background: #f2f2f2;
    height: 30px;
    line-height: 30px;
    font-size: 12px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.language-switch a {
    color: #666;
    margin-left: 10px;
}

.language-switch a:hover {
    color: #2097f3;
}

.language-switch .current {
    color: #333;
    font-weight: bold;
}

/* Header Styles */
.header {
    background: #fff;
    border-bottom: 1px solid #eee;
}

.header-top {
    padding: 10px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 30px;
    color: #2097f3;
    font-weight: bold;
}

.logo p {
    font-size: 20px;
    color: #4b4b4b;
    font-family: Arial;
}

.contact-info {
    text-align: right;
}

.contact-info p {
    line-height: 24px;
}

.contact-info .hotline {
    font-size: 20px;
    color: #2097f3;
    font-weight: bold;
}

/* Navigation */
.nav {
    background: #333;
    height: 50px;
}

.nav ul {
    display: flex;
    list-style: none;
    height: 100%;
}

.nav li {
    flex: 1;
    text-align: center;
}

.nav a {
    display: block;
    height: 50px;
    line-height: 50px;
    color: #fff;
    font-size: 16px;
}

.nav a:hover,
.nav a.active {
    background: #2097f3;
}

/* Banner / Slideshow */
.banner {
    height: 435px;
    position: relative;
    overflow: hidden;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

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

.banner-slide img {
    width: 100%;
    height: 435px;
    object-fit: cover;
}

.banner-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.banner-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255,255,255,0.5);
    cursor: pointer;
}

.banner-dot.active {
    background: #2097f3;
}

/* Main Content */
.main {
    padding: 30px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 30px;
}

.section-title h2 {
    font-size: 28px;
    color: #333;
    margin-bottom: 10px;
}

.section-title .subtitle {
    font-size: 14px;
    color: #999;
}

/* Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.product-item {
    text-align: center;
    border: 1px solid #eee;
    padding: 10px;
    transition: all 0.3s;
}

.product-item:hover {
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.product-item img {
    width: 100%;
    height: 160px;
    object-fit: cover;
}

.product-item h3 {
    font-size: 14px;
    margin-top: 10px;
}

/* About Section */
.about-section {
    background: #f9f9f9;
    padding: 40px 0;
}

.about-content {
    display: flex;
    gap: 30px;
}

.about-image {
    flex: 0 0 300px;
}

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

.about-text {
    flex: 1;
}

.about-text p {
    line-height: 2;
    margin-bottom: 15px;
    color: #666;
}

/* News List */
.news-list {
    list-style: none;
}

.news-item {
    display: flex;
    padding: 20px 0;
    border-bottom: 1px solid #eee;
}

.news-item img {
    width: 200px;
    height: 120px;
    object-fit: cover;
    margin-right: 20px;
}

.news-info {
    flex: 1;
}

.news-info h3 {
    font-size: 18px;
    margin-bottom: 10px;
}

.news-info p {
    color: #666;
    line-height: 1.8;
}

.news-info .date {
    color: #999;
    font-size: 12px;
    margin-top: 10px;
}

/* Contact Section */
.contact-section {
    padding: 40px 0;
}

.contact-info-box {
    display: flex;
    gap: 40px;
}

.contact-item {
    flex: 1;
    background: #f9f9f9;
    padding: 20px;
    text-align: center;
}

.contact-item h3 {
    margin-bottom: 15px;
    color: #2097f3;
}

.contact-item p {
    line-height: 2;
    color: #666;
}

/* Footer */
.footer {
    background: #333;
    color: #fff;
    padding: 30px 0;
    text-align: center;
}

.footer p {
    line-height: 2;
}

.footer a {
    color: #fff;
}

.footer a:hover {
    color: #2097f3;
}

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

.footer-links a {
    margin: 0 10px;
}

.footer-support {
    margin-top: 15px;
    font-size: 12px;
    color: #999;
}

.footer-support a {
    color: #999;
}

.footer-support a:hover {
    color: #2097f3;
}

/* Business Table */
.business-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.business-table th,
.business-table td {
    border: 1px solid #333;
    padding: 10px;
    text-align: center;
}

.business-table th {
    background: #f5f5f5;
    font-weight: bold;
}

/* Job List */
.job-list {
    list-style: none;
}

.job-item {
    padding: 20px;
    border: 1px solid #eee;
    margin-bottom: 20px;
}

.job-item h3 {
    color: #2097f3;
    margin-bottom: 10px;
}

.job-item p {
    line-height: 1.8;
    color: #666;
}

/* Sidebar */
.sidebar {
    width: 200px;
    margin-right: 20px;
}

.sidebar h3 {
    background: #333;
    color: #fff;
    padding: 10px 15px;
    font-size: 16px;
}

.sidebar ul {
    list-style: none;
    border: 1px solid #eee;
    border-top: none;
}

.sidebar li {
    border-bottom: 1px solid #eee;
}

.sidebar a {
    display: block;
    padding: 10px 15px;
}

.sidebar a:hover {
    background: #f9f9f9;
    color: #2097f3;
}

.content-area {
    display: flex;
}

.main-content {
    flex: 1;
}