/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
}

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

/* 导航栏样式 */
.navbar {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 50px;
}

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

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

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

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

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

/* 企业文化页面样式 */
.culture-hero {
    background: linear-gradient(rgba(0, 123, 255, 0.4), rgba(0, 86, 179, 0.4)), url('../images/文化墙.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    text-align: center;
    padding: 150px 20px 100px;
    margin-top: 70px;
    position: relative;
}

.core-values-showcase {
    padding: 40px 0;
    background: #f8f9fa;
}

.vision-mission-values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.vision-card, .mission-card, .values-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
    border-top: 4px solid #007bff;
}

.vision-card:hover, .mission-card:hover, .values-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.vision-card h3 {
    color: #28a745;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.mission-card h3 {
    color: #dc3545;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.values-card h3 {
    color: #ffc107;
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.vision-card p, .mission-card p, .values-card p {
    color: #666;
    font-size: 1.1rem;
}

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

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

.culture-section h2 {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 40px;
    color: #007bff;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.culture-section h2:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: #007bff;
    margin: 10px auto 0;
}

.culture-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.value-card {
    background: #f8f9fa;
    padding: 30px 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    text-align: center;
    transition: transform 0.3s;
}

.value-card:hover {
    transform: translateY(-10px);
    background: #e9ecef;
}

.value-card h3 {
    font-size: 1.5rem;
    color: #007bff;
    margin-bottom: 15px;
}

.value-card p {
    color: #666;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.business-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s;
    border-top: 4px solid #007bff;
}

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

.business-card h3 {
    color: #007bff;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.business-card p {
    margin-bottom: 15px;
    color: #666;
}

.business-card ul {
    list-style: none;
    margin-top: 15px;
}

.business-card li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.business-card li:before {
    content: "•";
    color: #007bff;
    position: absolute;
    left: 0;
    top: 0;
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline:before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 4px;
    background: #007bff;
    left: 50%;
    margin-left: -2px;
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    margin-bottom: 40px;
    position: relative;
    width: 100%;
}

.timeline-item:nth-child(odd) {
    justify-content: flex-end;
    padding-right: calc(50% + 30px);
    text-align: right;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-left: calc(50% + 30px);
    text-align: left;
}

.timeline-year {
    background: #007bff;
    color: white;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
    position: absolute;
    top: 0;
    left: calc(50% - 60px);
    z-index: 1;
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.4);
}

.timeline-content {
    background: #f8f9fa;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    width: calc(50% - 60px);
    position: relative;
}

.timeline-content h3 {
    color: #007bff;
    margin-bottom: 10px;
}

.timeline-content p {
    color: #666;
}

@media (max-width: 768px) {
    .timeline:before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: row;
        padding-left: 80px !important;
        padding-right: 20px !important;
        text-align: left !important;
        margin-bottom: 30px;
    }

    .timeline-year {
        left: 0;
        top: 0;
        margin-left: 0;
    }

    .timeline-content {
        width: calc(100% - 40px);
    }
}

/* 主页横幅样式 */
.hero {
    background: linear-gradient(rgba(0, 123, 255, 0.4), rgba(0, 86, 179, 0.4)), url('../images/banner4.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    text-align: center;
    padding: 180px 20px 100px;
    margin-top: 70px;
    position: relative;
}

.service-hero {
    background: linear-gradient(rgba(0, 123, 255, 0.4), rgba(0, 86, 179, 0.4)), url('../images/banner5.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 150px 20px 100px;
    position: relative;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 20px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background-color: #fff;
    color: #007bff;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin-top: 20px;
    transition: background-color 0.3s;
}

.cta-button:hover {
    background-color: #f0f0f0;
}

/* 关于我们部分 */
.about {
    padding: 80px 0;
    background-color: #fff;
    color: #333;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: #333;
}

.about-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.about-text {
    flex: 1;
}

.about-text h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #007bff;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.company-facts {
    display: flex;
    gap: 30px;
    margin-top: 30px;
}

.fact h4 {
    font-size: 1.5rem;
    color: #007bff;
    margin-bottom: 5px;
}

.fact p {
    font-size: 0.9rem;
    color: #666;
}

.about-image {
    flex: 1;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* 服务项目部分 */
.services {
    padding: 80px 0;
    background-color: #f8f9fa;
    color: #333;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: #333;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.service-card h3 {
    color: #007bff;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.service-card p {
    margin-bottom: 15px;
    color: #666;
}

.service-card ul {
    list-style: none;
}

.service-card li {
    margin-bottom: 8px;
    position: relative;
    padding-left: 20px;
}

.service-card li:before {
    content: "•";
    color: #007bff;
    position: absolute;
    left: 0;
    top: 0;
}

/* 服务详情页面样式 */
.service-detail {
    padding: 80px 0;
    background-color: #fff;
}

/* 特定服务页面横幅背景 */
.global-identity-hero {
    background: linear-gradient(rgba(0, 123, 255, 0.3), rgba(0, 86, 179, 0.3)), url('../images/banner6.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    text-align: center;
    padding: 150px 20px 100px;
    margin-top: 70px;
    position: relative;
}

.cross-border-hero {
    background: linear-gradient(rgba(0, 123, 255, 0.3), rgba(0, 86, 179, 0.3)), url('../images/banner7.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    text-align: center;
    padding: 150px 20px 100px;
    margin-top: 70px;
    position: relative;
}

.finance-tax-hero {
    background: linear-gradient(rgba(0, 123, 255, 0.3), rgba(0, 86, 179, 0.3)), url('../images/banner8.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    text-align: center;
    padding: 150px 20px 100px;
    margin-top: 70px;
    position: relative;
}

.business-overseas-hero {
    background: linear-gradient(rgba(0, 123, 255, 0.3), rgba(0, 86, 179, 0.3)), url('../images/banner9.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    text-align: center;
    padding: 150px 20px 100px;
    margin-top: 70px;
    position: relative;
}

.service-intro {
    text-align: center;
    margin-bottom: 60px;
    padding: 0 20px;
}

.service-intro h2 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 20px;
}

.service-intro p {
    font-size: 1.2rem;
    color: #666;
    max-width: 800px;
    margin: 0 auto;
}

.service-offerings h2 {
    font-size: 2rem;
    color: #333;
    margin-bottom: 30px;
    text-align: center;
}

.offerings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.offering-card {
    background: #f8f9fa;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

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

.offering-card h3 {
    color: #007bff;
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.offering-card p {
    margin-bottom: 20px;
    color: #666;
}

.offering-card ul {
    list-style: none;
    margin-top: 20px;
}

.offering-card li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
}

.offering-card li:before {
    content: "•";
    color: #007bff;
    position: absolute;
    left: 0;
    top: 0;
}

.service-process {
    margin: 80px 0;
    padding: 0 20px;
}

.service-process h2 {
    font-size: 2rem;
    color: #333;
    margin-bottom: 40px;
    text-align: center;
}

.process-steps {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: flex;
    margin-bottom: 40px;
    align-items: flex-start;
}

.step:last-child {
    margin-bottom: 0;
}

.step-number {
    background-color: #007bff;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    margin-right: 20px;
    flex-shrink: 0;
    margin-top: 5px;
}

.step-content h3 {
    color: #007bff;
    margin-bottom: 10px;
}

.step-content p {
    color: #666;
}

.service-benefits {
    margin: 80px 0;
    padding: 0 20px;
}

.service-benefits h2 {
    font-size: 2rem;
    color: #333;
    margin-bottom: 40px;
    text-align: center;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.benefit-item {
    text-align: center;
    padding: 30px 20px;
    background: #f8f9fa;
    border-radius: 10px;
}

.benefit-item h3 {
    color: #007bff;
    margin-bottom: 15px;
}

.benefit-item p {
    color: #666;
}

.service-contact {
    margin-top: 60px;
}

/* 团队风采部分 */
.team {
    padding: 80px 0;
    background-color: #fff;
    color: #333;
}

.team h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: #333;
}

.team-content {
    display: flex;
    gap: 40px;
    align-items: center;
}

.team-image {
    flex: 1;
}

.team-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.team-description {
    flex: 1;
}

.team-description h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #007bff;
}

.team-description p {
    margin-bottom: 15px;
}

/* 联系我们部分 */
.contact {
    padding: 80px 0;
    background-color: #f8f9fa;
    color: #333;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: #333;
}

.contact-content {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.contact-info h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #007bff;
}

.contact-info p {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.contact-form {
    flex: 1;
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-group textarea {
    resize: vertical;
}

.submit-btn {
    background-color: #007bff;
    color: white;
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1rem;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background-color: #0056b3;
}

/* 页脚样式 */
.footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 30px 0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        padding: 10px;
    }

    .nav-menu {
        margin-top: 15px;
    }

    .nav-menu li {
        margin: 0 10px;
    }

    .hero {
        padding: 150px 20px 80px;
    }

    .service-hero {
        padding: 120px 20px 80px;
    }

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

    .about-content,
    .team-content,
    .contact-content {
        flex-direction: column;
    }

    .company-facts {
        flex-direction: column;
        gap: 20px;
    }

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

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

    .step {
        flex-direction: column;
    }

    .step-number {
        margin-bottom: 15px;
    }
}