/* about.css - 关于我们页面样式 */

/* 页面头部 */
.page-title {
    background: #f8f9fa;
    padding: 20px 0;
    border-bottom: 1px solid #e9ecef;
}

.breadcrumb {
    margin-bottom: 0;
	width: 30%;
}

.breadcrumb a {
    color: #666;
    text-decoration: none;
}

.breadcrumb span {
    color: #1a6bc4;
}

.page-nav a {
    color: #666;
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
}

.page-nav a.active {
    color: #1a6bc4;
    font-weight: 600;
}

/* 公司介绍 */
.company-intro {
    padding: 60px 0;
    background: white;
}

.intro-title .english-title {
    font-size: 1.2rem;
    color: #1a6bc4;
    font-weight: 300;
    margin-bottom: 10px;
}

.intro-title .chinese-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}

.intro-title .subtitle {
    font-size: 1.1rem;
    color: #666;
    letter-spacing: 8px;
}

.intro-content h3 {
    color: #333;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.intro-content .highlight {
    color: #e36c09;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.intro-content p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 15px;
    font-size: 1.05rem;
}

/* 通用标题样式 */
.section-title {
    margin-bottom: 50px;
}

.section-title .english-title {
    font-size: 1.1rem;
    color: #1a6bc4;
    font-weight: 300;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.section-title .chinese-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
    position: relative;
}

.section-title .chinese-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: #1a6bc4;
}

.section-title .section-desc {
    color: #666;
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* 企业文化 */
.company-culture {
    padding: 60px 0;
    background: #f8f9fa;
}

.culture-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    height: 100%;
}

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

.culture-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #1a6bc4 0%, #0d4d9c 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
}

.culture-content h4 {
    color: #333;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.culture-content .english-subtitle {
    color: #1a6bc4;
    font-size: 0.9rem;
    margin-bottom: 15px;
    font-weight: 500;
}

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

/* 发展历程 */
.development-history {
    padding: 60px 0;
    background: white;
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #1a6bc4;
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-year {
    flex: 1;
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    color: #1a6bc4;
    position: relative;
}

.timeline-year::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 16px;
    height: 16px;
    background: #1a6bc4;
    border-radius: 50%;
    transform: translateY(-50%);
}

.timeline-item:nth-child(odd) .timeline-year::before {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-year::before {
    left: -8px;
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    margin: 0 30px;
}

.timeline-content h4 {
    color: #333;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
}

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

/* 业务体系 */
.business-system {
    padding: 60px 0;
    background: #f8f9fa;
}

.system-card {
    background: white;
    padding: 40px 25px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    height: 100%;
}

.system-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.system-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, #1a6bc4 0%, #0d4d9c 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.8rem;
}

.system-card h4 {
    color: #333;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.system-card .english-subtitle {
    color: #1a6bc4;
    font-size: 0.85rem;
    margin-bottom: 20px;
    font-weight: 500;
}

.system-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.system-card li {
    color: #666;
    padding: 5px 0;
    border-bottom: 1px solid #f0f0f0;
}

.system-card li:last-child {
    border-bottom: none;
}

/* 相关文章 */
.related-articles {
    padding: 60px 0;
    background: white;
}

.article-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    align-items: flex-start;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.article-icon {
    width: 50px;
    height: 50px;
    background: #1a6bc4;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    margin-right: 20px;
    flex-shrink: 0;
}

.article-content {
    flex: 1;
}

.article-content h4 {
    color: #333;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 10px;
    line-height: 1.4;
}

.article-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}

.read-more {
    color: #1a6bc4;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
}

.read-more:hover {
    color: #0d4d9c;
    text-decoration: underline;
}


/* 响应式设计 */
@media (max-width: 768px) {
    .page-title .row {
        flex-direction: column-reverse;
    }
    
    .page-nav {
        text-align: left;
        margin-bottom: 15px;
    }
    
    .page-nav a {
        margin-left: 0;
        margin-right: 20px;
    }
    
    .intro-title .chinese-title {
        font-size: 2rem;
    }
    
    .intro-title .subtitle {
        letter-spacing: 4px;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 60px;
    }
    
    .timeline-year {
        position: absolute;
        left: 0;
        text-align: left;
    }
    
    .timeline-year::before {
        left: -8px !important;
    }
    
    .timeline-content {
        margin: 0;
    }
    
    .article-card {
        flex-direction: column;
        text-align: center;
    }
    
    .article-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
    
    .contact-item {
        justify-content: center;
        text-align: center;
        flex-direction: column;
    }
    
    .contact-icon {
        margin-right: 0;
        margin-bottom: 15px;
    }
}

/* 动画类 */
.hover-active {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

/* 轮播图样式调整 */
#aboutCarousel {
    margin-bottom: 0;
}

.carousel-indicators li {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    margin: 0 5px;
}

.carousel-control-prev,
.carousel-control-next {
    width: 5%;
}