@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #0a4b78;
    --secondary-color: #6f42c1;
    --accent-color: #00c3ff;
    --dark-color: #333;
    --light-color: #f8f9fa;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--dark-color);
    overflow-x: hidden;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

/* 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: static;
    width: 100%;
    z-index: 1000;
    transition: all 0.3s ease;
    padding: 1rem 0;
    min-height: 80px;
    margin-bottom: 0;
}

.navbar-brand {
    font-weight: 700;
    font-size: 2rem;
    color: var(--primary-color);
    text-decoration: none;
}

.navbar-brand:hover {
    color: var(--primary-color);
}

.navbar-brand span {
    color: var(--secondary-color);
}

.nav-link {
    font-weight: 500;
    color: var(--dark-color);
    margin: 0 1rem;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    color: white;
    text-decoration: none;
    display: inline-block;
    border-radius: 5px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-primary:hover {
    background-color: #0d5b8c;
    border-color: #0d5b8c;
    color: white;
}

.btn-secondary {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    color: white;
    text-decoration: none;
    display: inline-block;
    border-radius: 5px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-secondary:hover {
    background-color: #5d35a0;
    border-color: #5d35a0;
    color: white;
}

.btn-outline-primary {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    text-decoration: none;
    display: inline-block;
    border-radius: 5px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.2rem;
}

.btn-block {
    display: block;
    width: 100%;
}

/* 首屏样式 */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(10, 75, 120, 0.8), rgba(111, 66, 193, 0.7)), url('https://picsum.photos/id/1067/1920/1080') no-repeat center center;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
    padding-top: 0;
    margin: 0;
}

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

.hero h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

/* 波浪效果 */
.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="1" d="M0,224L48,213.3C96,203,192,181,288,181.3C384,181,480,203,576,202.7C672,203,768,181,864,181.3C960,181,1056,203,1152,202.7C1248,203,1344,181,1392,170.7L1440,160L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-repeat: no-repeat;
}

/* 通用区块样式 */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: inline-block;
    padding-bottom: 0.5rem;
    position: relative;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.section-title p {
    max-width: 700px;
    margin: 1rem auto 0;
    color: #666;
}

/* 服务卡片样式 */
.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.service-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.service-card-image {
    height: 200px;
    overflow: hidden;
}

.service-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-card-content {
    padding: 2rem;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.service-features {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.service-features li {
    display: flex;
    align-items: center;
    color: #555;
    margin-bottom: 0.5rem;
}

.service-features li i {
    color: var(--success-color);
    margin-right: 0.5rem;
}

/* 案例展示样式 */
.portfolio {
    background-color: var(--light-color);
}

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

.portfolio-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.portfolio-item-image {
    height: 200px;
    overflow: hidden;
}

.portfolio-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.portfolio-item-content {
    padding: 1.5rem;
}

.portfolio-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

/* 页面标题样式 */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 面包屑导航 */
.breadcrumb-section {
    background-color: #f8f9fa;
    padding: 1rem 0;
}

.breadcrumb {
    background-color: transparent;
    margin-bottom: 0;
    padding: 0;
}

.breadcrumb-item {
    color: #666;
}

.breadcrumb-item + .breadcrumb-item::before {
    content: ">";
    color: #6c757d;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb-item a:hover {
    text-decoration: underline;
}

/* 产品介绍样式 */
.product-intro {
    padding: 5rem 0;
}

.product-image img {
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: auto;
}

.product-content h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.product-content p {
    line-height: 1.8;
    margin-bottom: 1.5rem;
    color: #666;
}

/* 产品特点样式 */
.product-features {
    background-color: var(--light-color);
}

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

.feature-item {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

/* 应用场景样式 */
.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.scenario-item {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.scenario-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.scenario-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

/* 产品展示 */
.product-showcase {
    padding: 4rem 0;
}

.product-gallery {
    margin-bottom: 2rem;
}

.main-image img {
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: auto;
}

.thumbnail-images {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    overflow-x: auto;
}

.thumbnail {
    flex: 0 0 auto;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 5px;
    overflow: hidden;
    transition: border-color 0.3s ease;
}

.thumbnail:hover,
.thumbnail.active {
    border-color: var(--primary-color);
}

.thumbnail img {
    width: 100%;
    height: auto;
}

.product-info {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.product-info h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.product-rating {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.product-rating i {
    color: #ffc107;
}

.product-price {
    margin-bottom: 2rem;
}

.price-label {
    display: block;
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 0.5rem;
}

.price-range {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.separator {
    font-size: 1.2rem;
    color: #666;
}

.unit {
    font-size: 1rem;
    color: #666;
}

.product-features-summary h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.product-features-summary ul {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.product-features-summary li {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    color: #666;
}

.product-features-summary i {
    color: var(--success-color);
    margin-right: 0.5rem;
}

.product-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* 详细功能 */
.detailed-features {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.features-tabs {
    margin-top: 3rem;
}

.nav-tabs {
    border-bottom: 2px solid #dee2e6;
    margin-bottom: 2rem;
}

.nav-tabs .nav-link {
    color: var(--dark-color);
    border: none;
    border-bottom: 3px solid transparent;
    padding: 1rem 1.5rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-tabs .nav-link:hover {
    border-bottom-color: var(--primary-color);
    color: var(--primary-color);
}

.nav-tabs .nav-link.active {
    border-bottom-color: var(--primary-color);
    color: var(--primary-color);
    background-color: transparent;
}

.tab-content {
    background-color: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.hardware-content h3,
.software-content h3,
.voting-modes-content h3,
.technical-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.hardware-content ul,
.software-content ul {
    list-style: none;
    padding: 0;
}

.hardware-content li,
.software-content li {
    display: flex;
    align-items: flex-start;
    margin-bottom: 0.8rem;
    color: #666;
}

.hardware-content li::before,
.software-content li::before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

.software-feature {
    text-align: center;
    padding: 2rem;
    border-radius: 10px;
    background-color: var(--light-color);
    margin-bottom: 2rem;
    transition: transform 0.3s ease;
}

.software-feature:hover {
    transform: translateY(-5px);
}

.software-feature i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.software-feature h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.voting-mode {
    background-color: var(--light-color);
    padding: 1.5rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

.voting-mode:hover {
    transform: translateY(-3px);
}

.voting-mode h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.technical-specs {
    overflow-x: auto;
}

.technical-specs table {
    min-width: 600px;
    width: 100%;
}

/* 价格方案 */
.pricing-plans {
    padding: 5rem 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    position: relative;
}

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

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}

.pricing-header {
    background-color: var(--primary-color);
    color: white;
    padding: 2rem;
    text-align: center;
    position: relative;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.2rem;
}

.currency {
    font-size: 1.5rem;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
}

.period {
    font-size: 1rem;
}

.badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background-color: var(--secondary-color);
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.pricing-body {
    padding: 2rem;
}

.pricing-body ul {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.pricing-body li {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    color: #666;
}

.pricing-body i {
    margin-right: 0.5rem;
}

.pricing-body i.fa-check {
    color: var(--success-color);
}

.pricing-body i.fa-times {
    color: var(--danger-color);
}

.pricing-footer {
    padding: 0 2rem 2rem;
}

/* 服务流程 */
.service-process {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.process-timeline {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-top: 3rem;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--primary-color);
    z-index: 0;
}

.process-step {
    flex: 0 0 auto;
    text-align: center;
    position: relative;
    z-index: 1;
    width: 150px;
}

.step-number {
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0 auto 1rem;
}

.step-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.step-content p {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.4;
}

/* 常见问题 */
.faq-section {
    padding: 5rem 0;
}

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

.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: 10px !important;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.accordion-button {
    background-color: white;
    color: var(--dark-color);
    font-weight: 500;
    padding: 1.2rem 1.5rem;
    border: none;
}

.accordion-button:not(.collapsed) {
    background-color: var(--primary-color);
    color: white;
}

.accordion-button:focus {
    box-shadow: none;
    border: none;
}

.accordion-button::after {
    filter: brightness(0) invert(1);
}

.accordion-button:not(.collapsed)::after {
    filter: brightness(0) invert(1);
}

.accordion-body {
    padding: 1.5rem;
    line-height: 1.6;
    color: #666;
}

/* 相关案例样式 */
.related-cases {
    padding: 5rem 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.case-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    display: flex;
    height: 200px;
}

.case-image {
    flex: 0 0 40%;
    overflow: hidden;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-content {
    flex: 0 0 60%;
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.case-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.case-content p {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

/* 联系预览样式 */
.contact-preview {
    background-color: var(--primary-color);
    color: white;
    padding: 4rem 0;
}

.contact-preview-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 2rem;
}

.contact-preview-text h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.contact-preview-text p {
    margin-bottom: 2rem;
    line-height: 1.6;
}

.contact-preview-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

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

.contact-item i {
    font-size: 1.2rem;
    color: var(--accent-color);
}

/* 页脚样式 */
.footer {
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 0 1.5rem;
}

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

.footer-logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: white;
    margin-bottom: 1rem;
}

.footer-logo span {
    color: var(--accent-color);
}

.footer-about p {
    color: #bbb;
    margin-bottom: 1rem;
}

.footer-links h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

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

.footer-links ul li a {
    color: #bbb;
    text-decoration: none;
}

.footer-links ul li a:hover {
    color: white;
}

.footer-contact p {
    color: #bbb;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.footer-contact p i {
    margin-right: 0.5rem;
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #888;
    font-size: 0.9rem;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: 0 6px 15px rgba(10, 75, 120, 0.4);
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .navbar {
        padding: 1rem 0;
        min-height: 70px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .page-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 0.8rem 0;
        min-height: 60px;
    }

    .hero {
        height: 80vh;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section-title h2 {
        font-size: 2rem;
    }

    .contact-preview-content {
        flex-direction: column;
        text-align: center;
    }

    .cases-grid {
        grid-template-columns: 1fr;
    }

    .case-item {
        flex-direction: column;
        height: auto;
    }

    .case-image {
        flex: 0 0 200px;
    }

    .case-content {
        flex: 1;
    }

    .thumbnail-images {
        gap: 0.5rem;
    }

    .thumbnail {
        width: 80px;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }

    .process-timeline {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .process-timeline::before {
        width: 2px;
        height: 100%;
        top: 0;
        left: 50%;
        transform: translateX(-50%);
    }

    .process-step {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 576px) {
    .navbar {
        padding: 0.5rem 0;
        min-height: 50px;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .section-title h2 {
        font-size: 1.8rem;
    }

    .page-header h1 {
        font-size: 1.8rem;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .scenarios-grid {
        grid-template-columns: 1fr;
    }

    .plans-grid {
        grid-template-columns: 1fr;
    }

    .plan-item.featured {
        transform: scale(1);
    }
}

/* Bootstrap覆盖样式 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col-lg-6 {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 15px;
}

.col-lg-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
    padding: 0 15px;
}

.col-lg-8 {
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
    padding: 0 15px;
}

.col-md-6 {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 15px;
}

.col-md-4 {
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
    padding: 0 15px;
}

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

.mt-4 {
    margin-top: 1.5rem;
}

.mb-2 {
    margin-bottom: 0.5rem;
}

.w-100 {
    width: 100%;
}

.img-fluid {
    max-width: 100%;
    height: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.05);
}

.table td {
    padding: 0.75rem;
    vertical-align: top;
    border-top: 1px solid #dee2e6;
}

/* 导航栏折叠按钮 */
.navbar-toggler {
    padding: 0.25rem 0.75rem;
    font-size: 1.25rem;
    line-height: 1;
    background-color: transparent;
    border: 1px solid transparent;
    border-radius: 0.25rem;
    color: var(--primary-color);
}

.navbar-toggler:focus {
    outline: 0;
    box-shadow: 0 0 0 0.25rem;
}

.navbar-toggler-icon {
    display: inline-block;
    width: 1.5em;
    height: 1.5em;
    vertical-align: middle;
    background-repeat: no-repeat;
    background-position: center;
    background-size: 100%;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%230a4b78' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* 折叠菜单样式 */
.navbar-collapse {
    flex-basis: 100%;
    flex-grow: 1;
    align-items: center;
}

.ms-auto {
    margin-left: auto;
}

.ms-lg-3 {
    margin-left: 1rem;
}

.align-items-center {
    align-items: center;
}

/* 隐藏类 */
.d-none {
    display: none !important;
}

@media (max-width: 991.98px) {
    .d-lg-none {
        display: none !important;
    }
}

@media (min-width: 992px) {
    .d-lg-block {
        display: block !important;
    }
}

/* 设备分类样式 */
.equipment-categories {
    padding: 5rem 0;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.category-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

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

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

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

.category-content {
    padding: 2rem;
}

.category-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.category-content ul {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.category-content ul li {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    color: #555;
}

.category-content ul li::before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* 设备详情样式 */
.equipment-detail {
    padding: 5rem 0;
}

.equipment-detail.bg-light {
    background-color: var(--light-color);
}

.equipment-gallery {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.equipment-gallery img {
    width: 100%;
    height: auto;
}

.equipment-info {
    padding: 2rem;
}

.equipment-info h3 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.equipment-info p {
    line-height: 1.8;
    margin-bottom: 2rem;
    color: #666;
}

.equipment-features {
    margin-bottom: 2rem;
}

.equipment-features h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.equipment-features ul {
    list-style: none;
    padding: 0;
    margin-bottom: 0;
}

.equipment-features ul li {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    color: #555;
}

.equipment-features ul li i {
    color: var(--success-color);
    margin-right: 0.5rem;
}

.equipment-price {
    margin-bottom: 2rem;
}

.equipment-price h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.price-info {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
}

.price-info .price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
}

.price-info .unit {
    font-size: 1rem;
    color: #666;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .categories-grid {
        grid-template-columns: 1fr;
    }

    .category-image {
        height: 200px;
    }

    .equipment-detail .row {
        flex-direction: column;
    }

    .equipment-detail .col-lg-6 {
        max-width: 100%;
        flex: 0 0 100%;
    }

    .equipment-detail .order-lg-2 {
        order: 2 !important;
    }

    .equipment-detail .order-lg-1 {
        order: 1 !important;
    }
}

/* 案例页面样式 */
.case-filters {
    padding: 3rem 0;
    background-color: var(--light-color);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    background-color: white;
    border: 2px solid #ddd;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.cases-showcase {
    padding: 5rem 0;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.case-item {
    background-color: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.case-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

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

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

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

.case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 75, 120, 0.9), rgba(111, 66, 193, 0.9));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-item:hover .case-overlay {
    opacity: 1;
}

.overlay-content {
    text-align: center;
    color: white;
    padding: 2rem;
}

.overlay-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.overlay-content p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.case-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.case-category {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.category-tag {
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    color: white;
}

.voting-tag {
    background-color: var(--primary-color);
}

.scoring-tag {
    background-color: var(--secondary-color);
}

.equipment-tag {
    background-color: var(--success-color);
}

.comprehensive-tag {
    background-color: var(--warning-color);
}

.case-date {
    color: #666;
    font-size: 0.9rem;
}

.case-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.case-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex: 1;
}

.case-stats {
    display: flex;
    gap: 1.5rem;
    margin-top: auto;
}

.stat {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #666;
    font-size: 0.9rem;
}

.stat i {
    color: var(--primary-color);
}

/* 案例详情模态框样式 */
.case-detail-content img {
    border-radius: 10px;
    margin-bottom: 1.5rem;
}

.case-detail-content h4 {
    color: var(--primary-color);
    font-weight: 600;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.case-detail-content h4:first-child {
    margin-top: 0;
}

.case-detail-content ul {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.case-detail-content li {
    margin-bottom: 0.5rem;
    color: #666;
}

.case-achievements {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: var(--light-color);
    border-radius: 10px;
}

.achievement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 500;
}

.achievement-item i {
    color: var(--success-color);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }

    .filter-buttons {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .case-stats {
        flex-direction: column;
        gap: 0.5rem;
    }

    .achievement-grid {
        grid-template-columns: 1fr;
    }
}

/* 合作客户样式 */
.clients-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.client-categories {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.client-category-btn {
    background-color: white;
    border: 2px solid #ddd;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.client-category-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.client-category-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.client-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.client-logo {
    position: relative;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-color: white;
    transition: all 0.3s ease;
}

.client-logo img {
    max-width: 100%;
    max-height: 80px;
    object-fit: contain;
    transition: all 0.3s ease;
}

.client-item:hover .client-logo img {

}

.client-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 75, 120, 0.95), rgba(111, 66, 193, 0.95));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.client-item:hover .client-overlay {
    opacity: 1;
}

.overlay-info {
    text-align: center;
    color: white;
    padding: 1rem;
}

.overlay-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.overlay-info p {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.project-count {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* 客户统计样式 */
.client-stats {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 3rem;
    border-radius: 15px;
    margin-bottom: 5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    color: white;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 500;
}

/* 客户评价样式 */
.client-testimonials {
    margin-top: 5rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-item {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

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

.testimonial-content {
    position: relative;
    margin-bottom: 1.5rem;
}

.quote-icon {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.testimonial-content p {
    line-height: 1.8;
    color: #666;
    font-style: italic;
    margin-bottom: 1rem;
}

.rating {
    color: #ffc107;
}

.rating i {
    margin-right: 0.2rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
}

.author-info h5 {
    margin: 0;
    font-weight: 600;
    color: var(--primary-color);
}

.author-info span {
    color: #666;
    font-size: 0.9rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .client-categories {
        gap: 0.5rem;
    }

    .client-category-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .clients-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .client-stats {
        padding: 2rem 1rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* 合作客户样式 */
.clients-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.client-categories {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.client-category-btn {
    background-color: white;
    border: 2px solid #ddd;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.client-category-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.client-category-btn.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.client-item {
    background-color: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    cursor: pointer;
}

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

.client-logo {
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background-color: white;
}

.client-logo img {
    max-width: 100%;
    max-height: 80px;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.client-item:hover .client-logo img {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.client-info {
    padding: 1.5rem;
    text-align: center;
    background-color: white;
}

.client-info h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.project-count {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* 客户统计样式 */
.client-stats {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    padding: 3rem;
    border-radius: 15px;
    margin-bottom: 5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    color: white;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--accent-color);
}

.stat-label {
    font-size: 1.1rem;
    font-weight: 500;
}

/* 客户评价样式 */
.client-testimonials {
    margin-top: 5rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.testimonial-item {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
}

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

.testimonial-content {
    position: relative;
    margin-bottom: 1.5rem;
}

.quote-icon {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.testimonial-content p {
    line-height: 1.8;
    color: #666;
    font-style: italic;
    margin-bottom: 1rem;
}

.rating {
    color: #ffc107;
}

.rating i {
    margin-right: 0.2rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #eee;
}

.author-info h5 {
    margin: 0;
    font-weight: 600;
    color: var(--primary-color);
}

.author-info span {
    color: #666;
    font-size: 0.9rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .client-categories {
        gap: 0.5rem;
    }

    .client-category-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .clients-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .client-stats {
        padding: 2rem 1rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* 产品线介绍样式 */
.product-lines {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-line-item {
    background-color: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    text-align: center;
}

.product-line-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.product-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.product-line-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

.product-line-item ul {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
    text-align: left;
}

.product-line-item ul li {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    color: #555;
    font-size: 0.9rem;
}

.product-line-item ul li::before {
    content: "•";
    color: var(--primary-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* 技术优势样式 */
.tech-advantages {
    padding: 5rem 0;
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.tech-item {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.tech-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.tech-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.tech-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

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

/* 应用场景样式 */
.application-scenes {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.scenes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.scene-item {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.scene-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.scene-icon {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.scene-item h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

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

/* 响应式调整 */
@media (max-width: 768px) {
    .products-grid {
        grid-template-columns: 1fr;
    }

    .tech-grid {
        grid-template-columns: 1fr;
    }

    .scenes-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

/* 联系我们页面样式 */
.contact-info-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.contact-method {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    transition: all 0.3s ease;
    min-height: 140px;
}

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

.method-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.method-content {
    flex: 1;
    min-width: 0;
}

.method-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.phone-number {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    word-break: break-all;
}

.email {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
    word-break: break-all;
}

.address {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    line-height: 1.4;
}

.service-time {
    font-weight: 600;
    color: var(--success-color);
    margin-bottom: 0.5rem;
}

.method-content p {
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* 联系表单样式 */
.contact-main {
    padding: 5rem 0;
}

.contact-form-section h2,
.contact-map-section h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-form-section p,
.contact-map-section p {
    color: #666;
    margin-bottom: 2rem;
}

.contact-form {
    background-color: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-color);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(10, 75, 120, 0.25);
    outline: none;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-check-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--warning-color);
    font-weight: 500;
    cursor: pointer;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    display: none;
}

.form-message.loading {
    background-color: #e3f2fd;
    color: #1565c0;
    border: 1px solid #bbdefb;
    display: block;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.info {
    background-color: #d1ecf1;
    color: #0c5460;
    border: 1px solid #bee5eb;
    display: block;
}

/* 地图样式 */
.map-container {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    margin-bottom: 2rem;
}

.map-placeholder {
    position: relative;
}

.map-placeholder img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}

.map-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 2rem;
    color: white;
}

.map-info h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.map-info p {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.transportation-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.transport-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: var(--light-color);
    border-radius: 10px;
}

.transport-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 0.2rem;
}

.transport-item div {
    flex: 1;
}

.transport-item h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.3rem;
}

.transport-item p {
    color: #666;
    margin: 0;
    line-height: 1.5;
}

/* 快速服务样式 */
.quick-service {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.quick-service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background-color: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.12);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 1.5rem;
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 2rem;
}

/* FAQ样式 */
.contact-faq {
    padding: 5rem 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.faq-item {
    background-color: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.faq-question {
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.faq-question h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin: 0;
}

.faq-question i {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.faq-answer {
    padding: 1.5rem;
    background-color: white;
    line-height: 1.6;
    color: #666;
    display: none;
}

/* 社交媒体样式 */
.social-media-section {
    padding: 5rem 0;
    background-color: var(--light-color);
}

.social-media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background-color: white;
    border-radius: 15px;
    text-decoration: none;
    color: var(--dark-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.social-link:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
    color: var(--primary-color);
}

.social-link i {
    font-size: 3rem;
    color: var(--primary-color);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
}

.social-info h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.social-info p {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
}

.social-info span {
    font-size: 0.9rem;
    color: #666;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .contact-methods {
        grid-template-columns: repeat(2, 1fr);
    }

    .quick-service-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .faq-grid {
        grid-template-columns: 1fr;
    }

    .social-media-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .contact-methods {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-method {
        padding: 1.5rem;
        gap: 1rem;
        min-height: 120px;
    }

    .method-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .method-content h3 {
        font-size: 1.2rem;
    }

    .phone-number {
        font-size: 1.2rem;
    }

    .email {
        font-size: 1.1rem;
    }

    .contact-form {
        padding: 1.5rem;
    }

    .map-placeholder img {
        height: 300px;
    }

    .quick-service-grid {
        grid-template-columns: 1fr;
    }

    .service-card {
        padding: 1.5rem;
    }

    .service-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .faq-question {
        padding: 1rem;
    }

    .faq-answer {
        padding: 1rem;
    }

    .social-media-grid {
        grid-template-columns: 1fr;
    }

    .social-link {
        padding: 1.5rem;
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }

    .social-link i {
        width: 50px;
        height: 50px;
        font-size: 2rem;
    }
}

@media (max-width: 576px) {
    .contact-info-section,
    .contact-main,
    .quick-service,
    .contact-faq,
    .social-media-section {
        padding: 3rem 0;
    }

    .contact-form-section h2,
    .contact-map-section h2 {
        font-size: 1.8rem;
    }

    .contact-method {
        padding: 1rem;
        min-height: 100px;
    }

    .method-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .method-content h3 {
        font-size: 1.1rem;
    }

    .phone-number {
        font-size: 1.1rem;
    }

    .email {
        font-size: 1rem;
    }

    .contact-form {
        padding: 1rem;
    }

    .map-placeholder img {
        height: 250px;
    }

    .service-card {
        padding: 1rem;
    }

    .service-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }

    .faq-question {
        padding: 1rem;
    }

    .faq-answer {
        padding: 1rem;
    }

    .social-link {
        padding: 1rem;
    }

    .social-link i {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
}