/* 页面横幅 */
.about-banner {
    margin-top: 70px;
    height: 400px;
    background: url('../images/about-banner.png') no-repeat center;
    background-size: cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #fff;
    position: relative;
}

.about-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
}

.banner-content {
    position: relative;
    z-index: 1;
}

.banner-content h1 {
    font-size: 36px;
    margin-bottom: 15px;
}

.banner-content p {
    font-size: 18px;
}

/* 通用容器 */
.about-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 标题样式 */
.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 28px;
    color: #333;
    margin-bottom: 10px;
}

.section-title p {
    color: #999;
    font-size: 16px;
}

/* 公司简介 */
.about-section {
    padding: 80px 0;
}

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

.intro-text {
    flex: 1;
}

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

.intro-image {
    flex: 1;
}

.intro-image img {
    width: 100%;
    border-radius: 8px;
}

/* 品牌故事 */
.story-section {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.story-image {
    flex: 1;
}

.story-image img {
    width: 100%;
    border-radius: 8px;
}

.story-text {
    flex: 1;
}

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

/* 服务承诺 */
.service-section {
    padding: 80px 0;
}

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

.service-item {
    text-align: center;
    padding: 30px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.service-item:hover {
    transform: translateY(-5px);
}

.service-item img {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

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

.service-item p {
    color: #666;
    line-height: 1.6;
}

/* 联系我们 */
.contact-section {
    padding: 80px 0;
    background: #f8f9fa;
}

.contact-content {
    display: flex;
    gap: 40px;
}

.contact-info {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.info-item {
    padding: 30px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.info-item h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 18px;
}

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

.contact-map {
    flex: 1;
}

.contact-map img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .intro-content,
    .story-content,
    .contact-content {
        flex-direction: column;
    }

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

    .contact-info {
        grid-template-columns: 1fr;
    }
}