/* 关于我们页面样式 */

/* Hero区域 */
.about-hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 70px;
    padding: 150px 0 80px;
    background: #ffffff; /* 白色背景 */
}

.about-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.about-bg-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    opacity: 0.8; /* 半透明效果 */
}

.about-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.6); /* 白色半透明遮罩，确保文字清晰 */
    z-index: 1;
}

.about-hero .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
    color: #333333; /* 深色文字 */
    padding: 40px 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 20px;
    color: #333333; /* 深色文字 */
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #666666; /* 深灰色文字 */
    margin-bottom: 30px;
}

.hero-decoration {
    display: none; /* 移除装饰元素 */
}

/* 公司介绍 */
.about-intro {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
    background: #ffffff; /* 白色背景 */
}

.intro-background {
    display: none !important; /* 隐藏背景图片 */
}

.intro-bg-image {
    display: none !important; /* 隐藏背景图片 */
}

.intro-overlay {
    display: none; /* 移除遮罩 */
}

.intro-layout {
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: start;
    padding: 40px 0;
}

.intro-left {
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.intro-right {
    position: sticky;
    top: 120px;
}

.intro-text {
    margin-bottom: 0;
}

.intro-video-wrapper {
    position: relative;
    width: 100%;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    background: #f5f5f5; /* 浅灰色背景 */
    border: 1px solid #e0e0e0; /* 浅灰色边框 */
}

.intro-video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 15px;
    min-height: 400px;
    background: #f5f5f5;
}

.video-overlay-text {
    position: absolute;
    top: 20px;
    left: 20px;
    z-index: 3;
    pointer-events: none;
}

.video-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #000000 !important; /* 黑色文字 */
    margin-bottom: 5px;
    background: none !important; /* 移除渐变背景 */
    -webkit-background-clip: unset !important;
    -webkit-text-fill-color: #000000 !important;
    background-clip: unset !important;
}

.video-subtitle {
    font-size: 1rem;
    color: #000000 !important; /* 黑色文字 */
}

/* 公司环境照片展示 */
.company-environment-gallery {
    margin-top: 40px;
    padding: 30px;
    background: #f5f5f5; /* 浅灰色背景 */
    border-radius: 15px;
    border: 1px solid #e0e0e0; /* 浅灰色边框 */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.gallery-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #333333; /* 深色文字 */
    margin-bottom: 25px;
    text-align: center;
    position: relative;
    padding-bottom: 15px;
}

.gallery-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: #333333; /* 深色下划线 */
}

.environment-images {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.environment-image-item {
    position: relative;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    background: #ffffff; /* 白色背景 */
    border: 1px solid #e0e0e0; /* 浅灰色边框 */
    transition: all 0.4s ease;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.environment-image-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border-color: #cccccc;
}

.environment-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.environment-image-item:hover .environment-image {
    transform: scale(1.05);
}

.section-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: #333333; /* 深色文字 */
    margin-bottom: 30px;
    text-align: left;
    position: relative;
    padding-bottom: 15px;
}

.intro-left .section-title {
    text-align: left;
}

.intro-left .section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: #333333; /* 深色下划线 */
}

.intro-description {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666666; /* 深灰色文字 */
    margin-bottom: 25px;
    text-align: left;
}

.intro-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin-top: 0;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: #f5f5f5; /* 浅灰色背景 */
    border-radius: 15px;
    border: 1px solid #e0e0e0; /* 浅灰色边框 */
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
    background: #e5e5e5;
    border-color: #cccccc;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: #333333; /* 深色文字 */
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1rem;
    color: #666666; /* 深灰色文字 */
}

/* 发展历程 */
.about-timeline {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
    background: #ffffff; /* 白色背景 */
}

.timeline-background {
    display: none !important; /* 隐藏背景图片 */
}

.timeline-bg-image {
    display: none !important; /* 隐藏背景图片 */
}

.timeline-overlay {
    display: none; /* 移除遮罩 */
}

.timeline {
    max-width: 1000px;
    margin: 60px auto 0;
    position: relative;
    padding: 40px 0;
    z-index: 2;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: #e0e0e0; /* 浅灰色线条 */
    transform: translateX(-50%);
}

.timeline-item {
    display: flex;
    align-items: center;
    margin-bottom: 60px;
    position: relative;
}

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

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

.timeline-year {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: #f5f5f5; /* 浅灰色背景 */
    border: 3px solid #e0e0e0; /* 浅灰色边框 */
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: #333333; /* 深色文字 */
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.timeline-content {
    flex: 1;
    margin: 0 40px;
    padding: 30px;
    background: #f5f5f5; /* 浅灰色背景 */
    border-radius: 15px;
    border: 1px solid #e0e0e0; /* 浅灰色边框 */
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.timeline-content:hover {
    background: #e5e5e5;
    border-color: #cccccc;
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.timeline-item:nth-child(even) .timeline-content:hover {
    transform: translateX(-5px);
}

.timeline-content h3 {
    font-size: 1.5rem;
    color: #333333; /* 深色文字 */
    margin-bottom: 10px;
}

.timeline-content p {
    font-size: 1rem;
    color: #666666; /* 深灰色文字 */
    line-height: 1.8;
}

/* 荣誉资质 */
.about-honors {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
    min-height: 80vh;
    background: #ffffff; /* 白色背景 */
}

.honors-background {
    display: none !important; /* 隐藏背景图片 */
}

.honors-bg-image {
    display: none !important; /* 隐藏背景图片 */
}

.honors-overlay {
    display: none; /* 移除遮罩 */
}

.about-honors .container {
    position: relative;
    z-index: 2;
}

.about-honors .section-title {
    text-align: left;
    margin-bottom: 60px;
    color: #333333; /* 深色文字 */
}

.about-honors .section-title::after {
    left: 0;
    transform: none;
    width: 60px;
    height: 3px;
    background: #333333; /* 深色下划线 */
}

/* 照片飞入展示区域 */
.honors-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 40px;
    transition: all 0.8s ease-out;
}

.honor-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    background: #ffffff; /* 白色背景 */
    border: 1px solid #e0e0e0; /* 浅灰色边框 */
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.honor-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
    border-color: #cccccc;
}

.honor-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    min-height: 300px;
}

/* 轮播图区域 */
.honors-carousel-wrapper {
    margin-top: 60px;
    padding: 40px 0 80px;
    transition: all 0.8s ease-out;
}

.honors-carousel {
    width: 100%;
    height: 550px;
    padding: 40px 0;
    perspective: 1500px;
    position: relative;
}

.honor-slide {
    width: 320px;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.5;
}

.honor-slide.swiper-slide-active {
    opacity: 1;
    z-index: 10;
    transform: scale(1.05);
}

.honor-slide.swiper-slide-next,
.honor-slide.swiper-slide-prev {
    opacity: 0.7;
    transform: scale(0.95);
}

.honor-slide.swiper-slide-next + .swiper-slide,
.honor-slide.swiper-slide-prev + .swiper-slide {
    opacity: 0.4;
}

.honor-image-wrapper {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    overflow: hidden;
    background: #ffffff; /* 白色背景 */
    border: 3px solid #e0e0e0; /* 浅灰色边框 */
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transition: all 0.4s ease;
}

.honor-slide.swiper-slide-active .honor-image-wrapper {
    border-color: #333333; /* 激活状态的深色边框 */
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.honor-image-wrapper:hover {
    border-color: #333333;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
    transform: translateY(-5px);
}

.honor-carousel-image {
    width: 100%;
    height: 100%;
    object-fit: contain; /* 改为 contain 以完整显示证书 */
    display: block;
    background: #ffffff;
}

/* 轮播图导航按钮 */
.honors-carousel-next,
.honors-carousel-prev {
    width: 56px;
    height: 56px;
    background: #ffffff; /* 白色背景 */
    border: 2px solid #333333; /* 深色边框 */
    border-radius: 50%;
    color: #333333; /* 深色文字 */
    font-size: 22px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 15;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.honors-carousel-next {
    right: 30px;
}

.honors-carousel-prev {
    left: 30px;
}

.honors-carousel-next:hover,
.honors-carousel-prev:hover {
    background: #333333;
    color: #ffffff;
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
}

.honors-carousel-next::after,
.honors-carousel-prev::after {
    font-family: 'swiper-icons';
    font-size: 20px;
    font-weight: bold;
}

.honors-carousel-next::after {
    content: 'next';
}

.honors-carousel-prev::after {
    content: 'prev';
}

/* 轮播图分页器 */
.honors-carousel-pagination {
    bottom: 10px !important;
    position: absolute;
    width: 100%;
    text-align: center;
    z-index: 15;
}

.honors-carousel-pagination .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: #cccccc; /* 浅灰色 */
    opacity: 1;
    margin: 0 6px;
    transition: all 0.3s ease;
    border-radius: 50%;
}

.honors-carousel-pagination .swiper-pagination-bullet-active {
    background: #333333; /* 深色 */
    width: 32px;
    border-radius: 5px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* 企业文化 */
.about-culture {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
    background: #ffffff; /* 白色背景 */
}

.culture-background {
    display: none !important; /* 隐藏背景图片 */
}

.culture-bg-image {
    display: none !important; /* 隐藏背景图片 */
}

.culture-overlay {
    display: none; /* 移除遮罩 */
}

.culture-content {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.culture-item {
    margin-bottom: 60px;
    padding: 40px;
    background: #f5f5f5; /* 浅灰色背景 */
    border-radius: 20px;
    border: 1px solid #e0e0e0; /* 浅灰色边框 */
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.culture-item:hover {
    background: #e5e5e5;
    border-color: #cccccc;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.culture-item .section-title {
    text-align: left;
    padding-bottom: 15px;
    margin-bottom: 20px;
    color: #333333; /* 深色文字 */
}

.culture-item .section-title::after {
    left: 0;
    transform: none;
    width: 60px;
    height: 3px;
    background: #333333; /* 深色下划线 */
}

.culture-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #666666; /* 深灰色文字 */
}

.culture-text strong {
    color: #333333; /* 深色文字 */
    font-weight: bold;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .intro-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .intro-right {
        position: relative;
        top: 0;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .intro-layout {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .timeline::before {
        left: 30px;
    }

    .timeline-item {
        flex-direction: column !important;
        align-items: flex-start;
        padding-left: 80px;
    }

    .timeline-year {
        position: absolute;
        left: 0;
        width: 60px;
        height: 60px;
        font-size: 1rem;
    }

    .timeline-content {
        margin: 0;
        width: 100%;
    }

    .timeline-content:hover {
        transform: none;
    }

    .honors-gallery {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .honor-slide {
        width: 250px;
        height: 350px;
    }

    .honors-carousel {
        height: 400px;
    }

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

    .company-environment-gallery {
        margin-top: 30px;
        padding: 20px;
    }

    .gallery-title {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }

    .environment-images {
        gap: 15px;
    }

    .honors-gallery {
        grid-template-columns: 1fr;
    }

    .honor-slide {
        width: 200px;
        height: 300px;
    }

    .honors-carousel {
        height: 350px;
    }

    .honors-carousel-next,
    .honors-carousel-prev {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    .honors-carousel-next {
        right: 10px;
    }

    .honors-carousel-prev {
        left: 10px;
    }

    .stat-number {
        font-size: 2rem;
    }

    .video-title {
        font-size: 1.2rem;
    }

    .video-subtitle {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .intro-stats {
        grid-template-columns: 1fr;
    }

    .culture-item {
        padding: 30px 20px;
    }
}