/* 公司介绍通用样式 */
.section-title {
    font-size: 36px;
    color: #161616;
    font-weight: 500;
    margin-bottom: 40px;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    margin: 16px auto 0;
    border-radius: 2px;
}

h4 {
    line-height: 35px;
    font-size: 20px;
    font-weight: lighter;
    padding-left: 20px;
    margin-bottom: 32px;
    color: white;
    background-color: #264c81;
    border-radius: 0 25px 25px 0
}

/* 公司简介样式 */
.company-intro .intro-content {
    display: flex;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
}

.company-intro .intro-text {
    flex: 1;
    min-width: 500px;
}

.company-intro .intro-text p {
    font-size: 16px;
    line-height: 1.8;
    color: #333;
    margin-bottom: 16px;
}

.company-intro .intro-img {
    flex: 1;
    min-width: 400px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.company-intro .intro-img img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
}

.company-intro .intro-img:hover img {
    transform: scale(1.02);
}

/* 核心优势样式 */
.advantage-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 32px;
    margin-top: 20px;
}

.advantage-item {
    text-align: center;
    padding: 32px 24px;
    /* background-color: #fff; */
    border-radius: 8px;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    background-size: cover;
}

.advantage-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.advantage-item.advantage-item-bg1 {
    background-image: url('../images/logoimg/z1.png');
}

.advantage-item.advantage-item-bg2 {
    background-image: url('../images/logoimg/z4.png');
}

.advantage-item.advantage-item-bg3 {
    background-image: url('../images/logoimg/z2.png');
}

.advantage-item.advantage-item-bg4 {
    background-image: url('../images/logoimg/z3.png');
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f0f5ff;
    border-radius: 50%;
}

.advantage-icon img {
    width: 48px;
    height: 48px;
    object-fit: contain;
}

.advantage-item h3 {
    font-size: 20px;
    color: #264c81;
    margin-bottom: 16px;
    font-weight: 600;
}

.advantage-item p {
    font-size: 14px;
    line-height: 1.6;
    color: #666;
}

/* 发展历程时间轴 */
.timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding-left: 25px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 60px;
    width: 4px;
    background-color: #264c81;
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
    padding-bottom: 16px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-year {
    position: absolute;
    left: -55px;
    top: -13px;
    width: 60px;
    height: 60px;
    background-color: #264c81;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}