/* 全局样式 */
:root {
    --primary-color: #eb5c20;
    --secondary-color: #482d22;
    --blue-1: #006ac3;
    --blue-2: #0051a5;
    --text-dark: #333333;
    --text-light: #666666;
    --text-lighter: #999999;
    --background-light: #ffffff;
    --background-gray: #f8f9fa;
    --border-color: #e9ecef;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background-light);
}

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

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

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

.btn-primary:hover {
    background-color: #d54a1a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    height: 40px;
    width: auto;
}



.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.language-switch {
    display: flex;
    gap: 8px;
}

.lang-btn {
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    background: transparent;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

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

.lang-btn:hover:not(.active) {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Portal 按钮样式 */
.portal-button {
    margin-left: 16px;
}

.portal-link {
    display: inline-flex;
    align-items: center;
    background: transparent;
    color: var(--text-light);
    text-decoration: none;
    padding: 6px 12px;
    border-radius: 16px;
    font-weight: 400;
    font-size: 13px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    opacity: 0.7;
}

.portal-link:hover {
    background: var(--background-gray);
    color: var(--text-dark);
    border-color: var(--text-light);
    opacity: 1;
}

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

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero区域 */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    min-height: 70vh;
    display: flex;
    align-items: center;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 36px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 24px;
    line-height: 1.3;
}

.hero-description {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 32px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

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

.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

/* 通用区域样式 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* 关于我们 */
.about {
    padding: 80px 0;
    background-color: var(--background-light);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.about-item h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.about-item p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.stat-item {
    text-align: center;
    padding: 24px;
    background-color: var(--background-gray);
    border-radius: 12px;
    transition: var(--transition);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow);
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 8px;
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--blue-1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.stat-icon i {
    font-size: 24px;
    color: white;
}



/* 产品服务 */
.services {
    padding: 80px 0;
    background-color: var(--background-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.service-card {
    background-color: var(--background-light);
    padding: 40px 32px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--blue-1));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.service-icon i {
    font-size: 32px;
    color: white;
}

.service-card h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.service-card p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 合作伙伴 */
.partners {
    padding: 80px 0;
    background-color: var(--background-light);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 32px;
    align-items: start;
    justify-items: center;
    align-content: center;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.partner-item {
    text-align: center;
    padding: 24px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    width: 100%;
    box-sizing: border-box;
    height: 140px;
    overflow: hidden;
    justify-self: center;
}

.partner-item:hover {
    transform: translateY(-3px);
}

.partner-logo {
    height: 100px !important;
    width: 150px !important;
    max-height: 100px !important;
    max-width: 150px !important;
    min-height: 100px !important;
    min-width: 120px !important;
    object-fit: contain !important;
    margin-bottom: 16px;
    filter: grayscale(0%);
    transition: all 0.3s ease;
    display: block;
    flex-shrink: 0;
    background-color: transparent;
    border: none;
    outline: none;
}

.partner-item:hover .partner-logo {
    filter: grayscale(0%);
    transform: scale(1.05);
}



/* 新闻动态 */
.news {
    padding: 80px 0;
    background-color: var(--background-gray);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 32px;
}

.news-card {
    background-color: var(--background-light);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.news-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-content {
    padding: 24px;
}

.news-date {
    font-size: 14px;
    color: var(--text-lighter);
    margin-bottom: 12px;
}

.news-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
    line-height: 1.4;
}

.news-excerpt {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 更多动态链接 */
.news-more {
    text-align: center;
    margin-top: 40px;
}

.news-more-link {
    display: inline-flex;
    align-items: center;
    padding: 12px 24px;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.news-more-link:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.news-more-link span {
    margin-right: 8px;
}

.news-more-link i {
    transition: transform 0.3s ease;
}

.news-more-link:hover i {
    transform: translateX(4px);
}

/* 预约咨询 */
.consultation {
    padding: 80px 0;
    background-color: var(--background-light);
}

.consultation-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.consultation-text h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 24px;
}

.consultation-text p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 32px;
    line-height: 1.6;
}

.consultation-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-item i {
    color: var(--primary-color);
    font-size: 18px;
}

.feature-item span {
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 500;
}

.consultation-form {
    background-color: var(--background-gray);
    padding: 40px;
    border-radius: 16px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 24px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition);
    background-color: var(--background-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(235, 92, 32, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* 联系我们 */
.contact {
    padding: 80px 0;
    background-color: var(--background-gray);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: stretch;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-left {
    display: flex;
    flex-direction: column;
}

.contact-card {
    background-color: var(--background-light);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.contact-card:hover {
    box-shadow: var(--shadow-hover);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--secondary-color);
}

.contact-icon i {
    font-size: 18px;
    color: var(--secondary-color);
}

.contact-details h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 6px;
}

.contact-details p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.4;
}

.wechat-qr {
    width: 200px;
    height: 200px;
    border-radius: 12px;
    margin-top: 12px;
    border: 2px solid var(--border-color);
    transition: var(--transition);
}

.wechat-qr:hover {
    border-color: var(--secondary-color);
    transform: scale(1.05);
}

/* 地图区域 */
.contact-right {
    display: flex;
    justify-content: center;
    align-items: center;
}

.map-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 100%;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.map-container:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.map-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.map-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(235, 92, 32, 0.9), rgba(0, 106, 195, 0.9));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.map-container:hover .map-overlay {
    opacity: 1;
}

.map-info {
    text-align: center;
    color: white;
    padding: 20px;
}

.map-info h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 12px;
}

.map-info p {
    font-size: 16px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.map-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 8px;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.map-link:hover {
    background-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.map-link i {
    font-size: 16px;
}

/* 页脚 */
.footer {
    background-color: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo .logo {
    height: 80px;
    background-color: white;
    padding: 10px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.footer-logo .logo:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}



.footer-section h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--primary-color);
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: #cccccc;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-link {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background-color: #d54a1a;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444444;
    color: #cccccc;
}

/* 弹窗样式 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
}

.modal-content {
    background-color: var(--background-light);
    margin: 15% auto;
    padding: 40px;
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-hover);
}

.close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
}

.close:hover {
    color: var(--text-dark);
}

.modal-content h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.modal-content p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-gray);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #d54a1a;
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}