/* About Us页面样式 */

/* 主要内容区域 */
.main-content {
    padding-top: 100px; /* 为顶部导航留出空间 */
    padding-bottom: 60px;
}

/* About Hero Section */
.about-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 80px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.about-hero-content {
    flex: 1;
    padding-right: 60px;
}

.about-title {
    font-size: 64px;
    font-weight: 700;
    margin-bottom: 40px;
    background: linear-gradient(to right, #8BC34A 0%, #FFC107 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-description {
    font-size: 24px;
    line-height: 1.5;
    color: #333;
    max-width: 600px;
}

.about-hero-image {
    flex: 0 0 auto;
}

.circle-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* About Story Section */
.about-story {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 60px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.about-story-image {
    flex: 0 0 auto;
    margin-right: 60px;
}

.rectangle-image {
    width: 500px;
    height: 300px;
    object-fit: cover;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.about-story-content {
    flex: 1;
}

.about-story-text {
    font-size: 20px;
    line-height: 1.6;
    color: #333;
}

/* 愿景区域 */
.about-vision {
    padding: 60px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.vision-title {
    font-size: 48px;
    font-weight: 700;
    color: #FFC107;
    text-align: center;
    margin-bottom: 30px;
}

.vision-text {
    max-width: 900px;
    margin: 0 auto 50px;
    text-align: center;
}

.vision-text p {
    font-size: 20px;
    line-height: 1.6;
    color: #333;
    margin-bottom: 20px;
}

.overlapping-images {
    position: relative;
    width: 900px;
    height: 500px;
    margin: 0 auto;
    cursor: pointer;
}

.image-container {
    position: absolute;
    transition: all 0.5s ease;
}

.image-bottom {
    top: 0;
    left: 0;
    z-index: 2; /* 初始状态a3在上方 */
}

.image-top {
    bottom: 0;
    right: 0;
    z-index: 1; /* 初始状态a4在下方 */
}

.overlapping-images:hover .image-bottom,
.overlapping-images.hover-fixed .image-bottom {
    top: auto;
    bottom: 0;
    z-index: 1; /* hover时a3在下方 */
}

.overlapping-images:hover .image-top,
.overlapping-images.hover-fixed .image-top {
    bottom: auto;
    top: 0;
    z-index: 2; /* hover时a4在上方 */
}

.overlap-image {
    width: 600px;
    height: 400px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    object-fit: cover;
}

/* 加入我们区域 */
.about-join {
    padding: 80px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.join-title {
    font-size: 48px;
    font-weight: 700;
    color: #FFC107;
    text-align: center;
    margin-bottom: 30px;
}

.join-text {
    max-width: 900px;
    margin: 0 auto 50px;
    text-align: center;
}

.join-text p {
    font-size: 20px;
    line-height: 1.6;
    color: #333;
}

.join-images {
    display: flex;
    justify-content: center;
    gap: 200px;
    margin-top: 40px;
}

.join-image-container {
    flex: 0 0 auto;
}

.join-image {
    width: 300px;
    height: 500px;
    border-radius: 30px;
    object-fit: cover;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.join-image:hover {
    transform: translateY(-10px);
}

/* 响应式样式 - About页面 */
@media (max-width: 1024px) {
    .about-hero, .about-story, .about-vision, .about-join {
        padding: 60px 20px;
    }
    
    .rectangle-image {
        width: 400px;
        height: 250px;
    }
    
    .overlapping-images {
        width: 100%;
        height: 400px;
    }
    
    .overlap-image {
        width: 500px;
        height: 350px;
    }
    
    .join-images {
        gap: 100px;
    }
}

@media (max-width: 767px) {
    .about-hero {
        flex-direction: column;
        padding: 60px 20px 30px;
    }
    
    .about-hero-content {
        padding-right: 0;
        margin-bottom: 30px;
        text-align: center;
    }
    
    .about-title {
        font-size: 42px;
        margin-bottom: 20px;
    }
    
    .about-description {
        font-size: 18px;
        max-width: 100%;
    }
    
    .about-story {
        flex-direction: column-reverse;
        padding: 30px 20px;
    }
    
    .about-story-image {
        margin-right: 0;
        margin-top: 30px;
    }
    
    .rectangle-image {
        width: 100%;
        height: auto;
    }
    
    .about-story-text {
        font-size: 18px;
        text-align: center;
    }
    
    .vision-title, .join-title {
        font-size: 36px;
    }
    
    .vision-text p, .join-text p {
        font-size: 18px;
    }
    
    .overlapping-images {
        height: auto;
        position: relative;
        width: 100%;
    }
    
    .image-container {
        position: relative;
        margin-bottom: 20px;
        transition: none;
    }
    
    .overlapping-images:hover .image-bottom,
    .overlapping-images:hover .image-top,
    .overlapping-images.hover-fixed .image-bottom,
    .overlapping-images.hover-fixed .image-top {
        position: relative;
        top: auto;
        bottom: auto;
        left: auto;
        right: auto;
    }
    
    .overlap-image {
        width: 100%;
        height: auto;
    }
    
    .join-images {
        flex-direction: column;
        align-items: center;
        gap: 30px;
    }
    
    .join-image {
        width: 100%;
        height: auto;
        max-width: 300px;
    }
}

@media (max-width: 479px) {
    .about-title {
        font-size: 36px;
    }
    
    .about-description {
        font-size: 16px;
    }
    
    .vision-title, .join-title {
        font-size: 28px;
    }
    
    .vision-text p, .join-text p, .about-story-text {
        font-size: 16px;
    }
    
    .circle-image {
        width: 200px;
        height: 200px;
    }
}