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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
}

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

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: #007bff;
    color: #fff;
}

.btn-primary:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #6c757d;
    color: #fff;
}

.btn-secondary:hover {
    background-color: #545b62;
    transform: translateY(-2px);
}

/* 视觉隐藏但保持可访问性 */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* 标题样式 */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.section-header p {
    font-size: 18px;
    color: #666;
    max-width: 700px;
    margin: 0 auto;
}

/* 导航栏样式 */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
}

.logo a {
    color: #2c3e50;
    text-decoration: none;
}

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

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

.nav-menu a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    font-size: 16px;
}

.nav-menu a:hover {
    color: #007bff;
}

.nav-menu a.active {
    color: #007bff;
    font-weight: 600;
}

/* 移动端菜单 */
.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* 轮播图样式 */
.banner {
    position: relative;
    height: 100vh;
    overflow: hidden;
    margin-top: 70px;
}

.banner-slides {
    height: 100%;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1s ease;
}

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

.banner-slide:nth-child(1) {
    background-color: #f8f9fa;
}

.banner-slide:nth-child(2) {
    background-color: #e9ecef;
}

.banner-slide:nth-child(3) {
    background-color: #dee2e6;
}

.banner-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    max-width: 800px;
    padding: 0 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.banner-content h2 {
    font-size: 50px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.banner-content p {
    font-size: 24px;
    margin-bottom: 30px;
}

/* 轮播指示器 */
.banner-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
}

.indicator {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    margin: 0 10px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background-color: #fff;
    transform: scale(1.2);
}

/* 服务范围样式 */
.services {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-item {
    background-color: #fff;
    padding: 40px 30px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background-color: #007bff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 25px;
}

.service-icon i {
    font-size: 30px;
    color: #fff;
}

.service-item h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #2c3e50;
}

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

/* 关于我们简介样式 */
.about-intro {
    padding: 100px 0;
    background-color: #fff;
}

.about-intro .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    font-size: 36px;
    margin-bottom: 25px;
    color: #2c3e50;
}

.about-content p {
    font-size: 18px;
    color: #666;
    margin-bottom: 30px;
    line-height: 1.8;
}

.about-image {
    text-align: center;
}

.image-placeholder {
    width: 100%;
    height: 300px;
    background-color: #e9ecef;
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 80px;
    color: #6c757d;
}

/* 案例展示样式 */
.cases {
    padding: 100px 0;
    background-color: #f8f9fa;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.case-item {
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

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

.case-image .image-placeholder {
    height: 100%;
    border-radius: 0;
}

.case-info {
    padding: 30px;
}

.case-info h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #2c3e50;
}

.case-info p {
    color: #666;
}

.cases-more {
    text-align: center;
    margin-top: 50px;
}

/* 联系信息样式 */
.contact-info {
    padding: 80px 0;
    background-color: #fff;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.contact-item {
    text-align: center;
    padding: 40px 30px;
    background-color: #f8f9fa;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
}

.contact-icon {
    width: 80px;
    height: 80px;
    background-color: #007bff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 25px;
}

.contact-icon i {
    font-size: 30px;
    color: #fff;
}

.contact-item h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #2c3e50;
}

.contact-item p {
    color: #666;
    font-size: 16px;
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 60px;
    margin-bottom: 40px;
}

.footer-info,
.footer-links,
.footer-social {
    padding: 20px;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.footer-info:hover,
.footer-links:hover,
.footer-social:hover {
    background-color: rgba(255, 255, 255, 0.08);
}

.footer-info h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.footer-info p {
    color: #bdc3c7;
    line-height: 1.6;
}

.footer-links h4,
.footer-social h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: #ecf0f1;
}

.footer-links ul {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #007bff;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background-color: #34495e;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #fff;
    transition: all 0.3s ease;
}

.social-icons a:hover {
    background-color: #007bff;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid #34495e;
    color: #bdc3c7;
}

.footer-bottom a {
    color: #bdc3c7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-bottom a:hover {
    color: #fff;
    text-decoration: underline;
}

/* 页面通用样式 */
.page-header {
    background-color: #f8f9fa;
    background-size: cover;
    background-position: center;
    padding: 120px 0 60px;
    text-align: center;
    margin-top: 70px;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

/* 面包屑导航样式 */
.breadcrumb {
    padding: 10px 0;
    margin-bottom: 20px;
    font-size: 14px;
    color: #666;
}

.breadcrumb a {
    color: #007bff;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #0056b3;
    text-decoration: underline;
}

.breadcrumb span {
    color: #999;
    margin: 0 5px;
}

.breadcrumb .current {
    color: #333;
    font-weight: 500;
}

.page-header h1 {
    font-size: 42px;
    color: #fff;
    margin-bottom: 10px;
}

.page-content {
    padding: 80px 0;
    background-color: #fff;
}

/* 关于我们页面 */
.about-page .container {
    max-width: 1000px;
}

.about-section {
    margin-bottom: 80px;
}

.about-section h2 {
    font-size: 32px;
    margin-bottom: 25px;
    color: #2c3e50;
}

.about-section p {
    font-size: 18px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-section ul {
    margin-left: 30px;
    margin-bottom: 20px;
}

.about-section li {
    font-size: 18px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 10px;
}

/* 服务范围页面 */
.services-page .service-detail {
    margin-bottom: 80px;
    padding: 40px;
    background-color: #f8f9fa;
    border-radius: 10px;
}

.services-page .service-detail h2 {
    font-size: 32px;
    margin-bottom: 20px;
    color: #2c3e50;
    display: flex;
    align-items: center;
    gap: 15px;
}

.services-page .service-detail i {
    color: #007bff;
    font-size: 36px;
}

.services-page .service-detail p {
    font-size: 18px;
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

/* 案例展示页面 */
.cases-page .cases-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
}

/* 团队介绍页面 */
.team-page .team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.team-member {
    text-align: center;
    padding: 40px 30px;
    background-color: #f8f9fa;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.member-avatar {
    width: 150px;
    height: 150px;
    background-color: #e9ecef;
    border-radius: 50%;
    margin: 0 auto 25px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 50px;
    color: #6c757d;
}

.member-image {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
}

.team-member h3 {
    font-size: 24px;
    margin-bottom: 10px;
    color: #2c3e50;
}

.team-member .position {
    font-size: 16px;
    color: #007bff;
    margin-bottom: 20px;
    font-weight: 500;
}

.team-member p {
    color: #666;
    line-height: 1.6;
}

/* 联系我们页面 */
.contact-page .container {
    max-width: 900px;
}

.contact-form {
    background-color: #f8f9fa;
    padding: 50px;
    border-radius: 10px;
}

.form-group {
    margin-bottom: 30px;
    position: relative;
}

.form-group label {
    display: block;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 10px;
    color: #333;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    transition: border-color 0.3s ease;
}

.form-group select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    padding-right: 50px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='currentColor' class='bi bi-chevron-down' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
    cursor: pointer;
    color: #333;
}

.form-group select:not(:valid) {
    color: #999;
}

.form-group select:hover {
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.1);
    transition: all 0.3s ease;
}

/* 默认选项灰色字体 */
.form-group select option[value=""] {
    color: #999;
}

/* Placeholder样式（跨浏览器兼容） */
.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
    opacity: 1;
}

.form-group input::-webkit-input-placeholder,
.form-group textarea::-webkit-input-placeholder {
    color: #999;
}

.form-group input:-moz-placeholder,
.form-group textarea:-moz-placeholder {
    color: #999;
    opacity: 1;
}

.form-group input::-moz-placeholder,
.form-group textarea::-moz-placeholder {
    color: #999;
    opacity: 1;
}

.form-group input:-ms-input-placeholder,
.form-group textarea:-ms-input-placeholder {
    color: #999;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 0 2px rgba(0, 123, 255, 0.25);
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.form-group button {
    width: 100%;
    padding: 15px;
    font-size: 18px;
}

/* 新闻资讯样式 */
.news-section {
    padding: 80px 0;
    background-color: #f8f9fa;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.news-item {
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.news-item h3 {
    margin-bottom: 15px;
    font-size: 20px;
    color: #2c3e50;
}

.news-item h3 a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-item h3 a:hover {
    color: #007bff;
}

.news-date {
    color: #666;
    font-size: 14px;
    /* margin-bottom: 15px; */
}

.news-item p {
    color: #555;
    line-height: 1.6;
}

.news-more {
    text-align: center;
}

/* 新闻列表页面样式 */
.news-list {
    padding: 80px 0;
}

.news-list-item {
    background-color: white;
    padding: 30px;
    margin-bottom: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-list-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

.news-list-item h2 {
    margin-bottom: 15px;
    color: #2c3e50;
}

.news-list-item h2 a {
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-list-item h2 a:hover {
    color: #007bff;
}

.news-list-item .news-date {
    margin-bottom: 20px;
}

/* 分页控件样式 */
.pagination-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin: 50px 0;
    padding: 20px 0;
}

.pagination-controls a {
    text-decoration: none;
    padding: 12px 18px;
    border: 1px solid #e1e4e8;
    border-radius: 8px;
    color: #333;
    transition: all 0.3s ease;
    font-weight: 500;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.pagination-controls a:hover {
    background-color: #f8f9fa;
    border-color: #007bff;
    color: #007bff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.15);
}

.pagination-controls a.active {
    background-color: #007bff;
    border-color: #007bff;
    color: #fff;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.3);
    font-weight: 600;
}

.pagination-controls a:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
}

.pagination-controls a.disabled {
    background-color: #f8f9fa;
    border-color: #e1e4e8;
    color: #999;
    cursor: not-allowed;
    opacity: 0.6;
}

.pagination-controls a.disabled:hover {
    background-color: #f8f9fa;
    border-color: #e1e4e8;
    color: #999;
    transform: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

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

.page-links a {
    min-width: 45px;
    text-align: center;
}

/* 新闻详情页面样式 */
.news-detail {
    padding: 80px 0;
    background-color: white;
}

.news-article {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    padding: 40px;
    margin-bottom: 40px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.news-article:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.news-title {
    margin-bottom: 25px;
    color: #2c3e50;
    font-size: 36px;
    font-weight: 700;
    line-height: 1.3;
    border-bottom: 3px solid #3498db;
    padding-bottom: 20px;
}

.news-meta {
    margin-bottom: 40px;
    font-size: 16px;
    color: #7f8c8d;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.news-meta span {
    display: inline-flex;
    align-items: center;
}

.news-meta span i {
    margin-right: 8px;
    color: #3498db;
}

.news-content {
    line-height: 2;
    color: #333;
    font-size: 16px;
}

.news-content p {
    margin-bottom: 25px;
    text-align: justify;
}

.news-content h2 {
    margin-top: 50px;
    margin-bottom: 25px;
    color: #2c3e50;
    font-size: 28px;
    font-weight: 600;
    padding-left: 15px;
    border-left: 4px solid #3498db;
}

.news-content h3 {
    margin-top: 40px;
    margin-bottom: 20px;
    color: #2c3e50;
    font-size: 24px;
    font-weight: 600;
}

.news-content ul {
    margin-bottom: 25px;
    padding-left: 35px;
}

.news-content li {
    margin-bottom: 15px;
    position: relative;
}

.news-content li::before {
    content: "●";
    color: #3498db;
    font-weight: bold;
    margin-right: 10px;
}

.news-content a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.news-content a:hover {
    color: #2980b9;
    text-decoration: underline;
}

/* 新闻导航样式 */
.news-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-top: 1px solid #ecf0f1;
    border-bottom: 1px solid #ecf0f1;
    flex-wrap: wrap;
    gap: 20px;
}

.news-navigation a {
    display: flex;
    align-items: center;
    color: #3498db;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease, transform 0.3s ease;
}

.news-navigation a:hover {
    color: #2980b9;
    transform: translateX(5px);
}

.prev-news a:hover {
    transform: translateX(-5px);
}

.news-navigation i {
    margin: 0 10px;
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .banner-content h2 {
        font-size: 40px;
    }
    
    .banner-content p {
        font-size: 20px;
    }
    
    .about-intro .container {
        gap: 40px;
    }
    
    .about-content h2 {
        font-size: 32px;
    }
}

@media (max-width: 768px) {
    /* 导航栏响应式 */
    .nav-menu {
        position: fixed;
        top: 70px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: #fff;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: right 0.3s ease;
        box-shadow: -5px 0 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-menu li {
        margin: 20px 0;
    }
    
    .nav-menu a {
        font-size: 20px;
    }
    
    .hamburger {
        display: block;
    }
    
    /* 轮播图响应式 */
    .banner {
        height: 80vh;
    }
    
    .banner-content h2 {
        font-size: 32px;
    }
    
    .banner-content p {
        font-size: 18px;
    }
    
    /* 关于我们响应式 */
    .about-intro .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-content h2 {
        font-size: 28px;
    }
    
    /* 页面头部响应式 */
    .page-header h1 {
        font-size: 36px;
    }
    
    /* 服务范围页面响应式 */
    .services-page .service-detail {
        padding: 30px;
    }
    
    .services-page .service-detail h2 {
        font-size: 28px;
    }
    
    /* 联系我们页面响应式 */
    .contact-form {
        padding: 30px;
    }
    
    .form-group select {
        padding-right: 40px;
        background-size: 14px;
        background-position: right 12px center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    /* 轮播图响应式 */
    .banner {
        height: 70vh;
    }
    
    .banner-content h2 {
        font-size: 28px;
    }
    
    .banner-content p {
        font-size: 16px;
    }
    
    /* 标题响应式 */
    .section-header h2 {
        font-size: 28px;
    }
    
    /* 服务项响应式 */
    .services-grid,
    .cases-grid,
    .team-grid {
        grid-template-columns: 1fr;
    }
    
    /* 页面头部响应式 */
    .page-header h1 {
        font-size: 28px;
    }
    
    /* 联系我们页面响应式 */
    .contact-form {
        padding: 20px;
    }
    
    .form-group select {
        padding-right: 35px;
        font-size: 14px;
    }
}