/* 关于我们页面样式 */

/* 面包屑导航 */
.breadcrumb {
    background: #f5f5f5;
    padding: 15px 0;
    border-bottom: 1px solid #eee;
}

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

.breadcrumb a:hover {
    color: linear-gradient(to right, #004b8b, #1494be);
}



/* 公司简介 */
.company-intro {
    padding: 60px 0;
    background: #fff;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.intro-text h1 {
    font-size: 2.5em;
    color: #333;
    margin-bottom: 30px;
    position: relative;
}

.intro-text h1::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, #004b8b, #1494be);
}

.intro-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
}

.intro-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* 发展历程 */
.history {
    padding: 80px 0;
    background: #f5f5f5;
}

.history h2 {
    text-align: center;
    font-size: 2.2em;
    color: #333;
    margin-bottom: 50px;
}

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

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to right, #004b8b, #1494be);
}

.timeline-item {
    display: flex;
    justify-content: space-between;
    margin-bottom: 50px;
    position: relative;
}

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

.year {
    width: 120px;
    height: 50px;
    text-align: center;
    padding: 10px;
    background: linear-gradient(to right, #004b8b, #1494be);
    color: #fff;
    border-radius: 4px;

    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    height: 100%;
}

.milestone {
    width: calc(50% - 80px);
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.milestone h3 {
    color: #333;
    margin-bottom: 10px;
}

.milestone p {
    color: #666;
}

/* 企业优势 */
.advantages {
    padding: 80px 0;
    background: #fff;
}

.advantages h2 {
    text-align: center;
    font-size: 2.2em;
    color: #333;
    margin-bottom: 50px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-item {
    text-align: center;
    padding: 30px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: transform 0.3s;
}

.advantage-item:hover {
    transform: translateY(-10px);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
}

.advantage-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.advantage-item h3 {
    color: #333;
    margin-bottom: 15px;
}

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

/* 联系我们部分 */
.contact-section {
    padding: 60px 0;
    background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('../images/about/contact-bg.jpg');
    background-size: cover;
    background-position: center;
    color: #fff;
    text-align: center;
}

.contact-content h2 {
    font-size: 2.2em;
    margin-bottom: 20px;
}

.contact-content p {
    margin-bottom: 30px;
}

.contact-btn {
    display: inline-block;
    padding: 12px 30px;
    background: linear-gradient(to right, #004b8b, #1494be);
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s;
}

.contact-btn:hover {
    background: linear-gradient(to right, #004b8b, #1494be);
    transform: translateY(-2px);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .intro-content {
        grid-template-columns: 1fr;
    }

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

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

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

    .year {
        margin-right: 30px;
    }

    .milestone {
        width: calc(100% - 150px);
    }

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