/* 项目案例页面样式 - 使用特殊类名避免冲突 */

/* 引入AOS动画库CSS */
@import url('https://cdnjs.cloudflare.com/ajax/libs/aos/2.3.4/aos.css');

/* Banner样式 */
.about_pg_banner {
    position: relative;
    height: 400px;
    background-image: url('../images/about-banner.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.about_pg_banner_overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(3, 49, 143, 0.3);
}

.about_pg_banner_content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    width: 100%;
}

.cases_pg_title {
    font-size: 42px;
    font-weight: bold;
    margin-bottom: 20px;
    opacity: 0;
    animation: cases_pg_fadeInUp 1s forwards 0.3s;
}

.cases_pg_subtitle {
    font-size: 20px;
    opacity: 0;
    animation: cases_pg_fadeInUp 1s forwards 0.6s;
}

@keyframes cases_pg_fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}


/* 响应式样式 */
@media screen and (max-width: 992px) {
    .about_pg_banner {
        height: 350px;
    }


}

@media screen and (max-width: 768px) {
    .about_pg_banner {
        height: 280px;
    }

    .cases_pg_title {
        font-size: 32px;
    }

    .cases_pg_subtitle {
        font-size: 16px;
    }

}

@media screen and (max-width: 576px) {
    .about_pg_banner {
        height: 250px;
    }

    .cases_pg_title {
        font-size: 28px;
    }

    .cases_pg_tabs {
        width: 100%;
        overflow-x: auto;
        padding: 10px 0;
    }

    .cases_pg_tab {
        padding: 8px 15px;
        font-size: 14px;
        white-space: nowrap;
    }
    
    .cases_pg_modal_content {
        width: 95%;
        margin: 20% auto;
    }
    
    .cases_pg_modal_image {
        height: 250px;
    }
    
    .cases_pg_modal_info h3 {
        font-size: 20px;
    }
}

/* 添加卡片动画效果 */
.cases_pg_item.animated {
    animation: cardAppear 0.5s forwards;
}

@keyframes cardAppear {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 图片光影扫过效果 */
.cases_pg_item_image:after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 100%);
    transform: skewX(-25deg);
    transition: all 0s;
}

.cases_pg_item:hover .cases_pg_item_image:after {
    left: 125%;
    transition: all 0.7s ease;
}

/* 标题下划线动画 */
.cases_pg_item_content h3:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #03318f;
    transition: width 0.3s ease;
}

.cases_pg_item_content h3 {
    position: relative;
    display: inline-block;
}

.cases_pg_item:hover .cases_pg_item_content h3:after {
    width: 100%;
}


/* 简介样式 */

body {
    color: #333;
    line-height: 1.6;
}

.about-container {
    background: url('../images/bg4.png') no-repeat center center ;
	background-size: cover;
    max-width: 1600px;
    margin: 50px auto 50px;
    padding: 40px 20px;
    display: flex;
    flex-wrap: wrap;
}

.about-left-section {
    width: 40%;
    padding-right: 40px;
}

.about-right-section {
    width: 60%;
    position: relative;
}

.about-company-title {
    font-size: 32px;
    color: #404381;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 3px solid #404381;
    display: inline-block;
    font-weight: 700;
}

.about-company-intro {
    margin-bottom: 50px;
    font-size: 16px;
    color: #555;
}

.about-company-intro p {
    margin-bottom: 20px;
}

.about-stats {
    display: flex;
    flex-wrap: wrap;
    margin-top: 50px;
}

.about-stat-item {
    width: 50%;
    margin-bottom: 40px;
}

.about-stat-number {
    font-size: 60px;
    font-weight: 700;
    color: #404381;
    line-height: 1;
}

.about-stat-label {
    font-size: 16px;
    color: #666;
    margin-top: 10px;
}

.about-stat-unit {
    font-size: 16px;
    vertical-align: super;
    margin-left: 5px;
    color: #404381;
}

.about-image-1 {
    position: absolute;
    height: auto;
    border-radius: 165px 0 165px 165px; /* 左上，右上，右下，左下 */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    left: 0;
    top: 0;
    z-index: 1;
}

.about-image-2 {
    position: absolute;
    width: 60%;
    height: auto;
    border-radius: 0 136px 136px 136px; /* 左上，右上，右下，左下 */
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    right: 0;
    z-index: 2;
}

.about-honors {
    position: absolute;
    top: 330px;
    right: 0;
    width: 65%;
    background-color: rgba(255, 255, 255, 0.9);
    padding: 30px 0 0 50px;
}

.about-honor-item {
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
}

.about-honor-item:before {
    content: "○";
    position: absolute;
    left: 0;
    color: #404381;
}

@media screen and (max-width: 1200px) {
    .about-container {
        flex-direction: column;
    }
    
    .about-left-section, .about-right-section {
        width: 100%;
    }
    
    .about-left-section {
        padding-right: 0;
        margin-bottom: 60px;
    }
    
    .about-image-1, .about-image-2 {
        position: relative;
        width: 80%;
        margin: 20px auto;
        display: block;
    }
    
    .about-image-2 {
        top: 0;
    }
    
    .about-honors {
        position: relative;
        top: 0;
        width: 100%;
        margin-top: 30px;
    }
}


/* 证书部分 */