/* About页面样式 */

/* 页面横幅 */
.page-banner {
    position: relative;
    height:555px;
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

.page-banner {
    animation: slideFromLeft 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

@keyframes slideFromLeft {
    from { background-position: -100% center; }
    to { background-position: center center; }
}

.banner-animated-image {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(1.3);
    z-index: 2;
    opacity: 0;
}

.banner-image1-animate {
    animation: zoomOut 1s ease-out 0.5s forwards;
}

@keyframes zoomOut {
    from { opacity: 0; transform: translate(-50%, -50%) scale(1.3); }
    to { opacity: 1; transform: translate(-50%, -50%) scale(1); }
}

.banner-animated-image img {
    max-height: 350px;
    display: block;
}

/* 主要内容区域 */
.about-main {
    background: #f5f5f5;
    margin-top: -120px;
}

.about-container {
    width: 1600px;
    margin: 0 auto;
   padding-bottom: 270px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
}

/* 导航标签 */
.about-nav {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    padding: 0;
    background: #f8f8f8;
    height: 175px;
    border-right: 8px solid #caa570;

}

.nav-border {
    width: 1500px;
    height: 1px;
    position: absolute;
    left: 50px;
    top: 120px;
    background: #e0e0e0;
}

.nav-item {
    padding: 14px 28px 16px;
    color: #333;
    text-decoration: none;
    font-size: 18px;
    transition: all 0.3s ease;
    position: relative;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
    height: 175px;
}

.nav-item:first-child {
   
}

.nav-item:hover {
    background: #f5f7fa;
}

.nav-item.active {
    background: #1a4a7c;
    color: #fff;
    height: 175px;
    z-index: 10;
}

/* 公司简介 */
.about-intro {
    padding: 40px 50px 20px;
    background-color: #f8f8f8;
}

.intro-content {
    overflow: hidden;
}

.intro-video {
    float: right;
    width: 680px;
    height: 400px;
    margin-left: 30px;
    margin-bottom: 20px;
}

.intro-video video {
    width: 100%;
    border-radius: 6px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
    display: block;
}

.intro-text p {
    font-size: 18px;
    line-height: 1.8;
    color: #444;
    margin-bottom: 16px;
    text-align: justify;
    text-indent: 2em;
}

/* 数据统计 */
.about-stats {
    background-size: cover;
    background-position: center;
    padding: 35px 30px;
    margin: 0 50px;
    width: 1500px;
    position: relative;
}

.about-stats .stats-row {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 0 150px
}

.stats-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 15px;
}

.stat-number {
    font-size: 60px;
    color: #edc485;
    
}

.stat-number sup {
    font-size: 14px;
    font-weight: normal;
    margin-left: 2px;
    color: #fff;
}

.stat-label {
    font-size: 13px;
    color: rgba(255,255,255,0.85);
    white-space: nowrap;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: rgba(255,255,255,0.25);
}

/* 公司治理 */
.about-governance {
    padding: 20px 50px;
    background: #f8f8f8;
}

.governance-content p {
    font-size: 18px;
    line-height: 1.8;
    color: #444;
    margin-bottom: 18px;
    text-align: justify;
    text-indent: 2em;
}

.governance-content p:last-child {
    margin-bottom: 0;
}

/* 企业荣誉/资质 */
.about-honor {
    padding: 10px 50px;
    background: #f8f8f8;
    
}

.honor-images {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.honor-images img {
    width: calc(50% - 10px);
    height: auto;
    
}

.honor-content {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 40px;
    align-items: start;
}

.honor-left {
    display: flex;
    gap: 20px;
}

.honor-icon-box {
    flex-shrink: 0;
    width: 70px;
}

.honor-icon-box img {
    width: 100%;
    filter: drop-shadow(0 2px 4px rgba(26,74,124,0.15));

}

.honor-list h4 {
    font-size: 15px;
    color: #1a4a7c;
    margin-bottom: 12px;
    font-weight: 600;
}

.honor-list ul {
    list-style: none;
    padding: 0;
    margin: 0 0 12px;
}

.honor-list li {
    font-size: 13px;
    color: #555;
    line-height: 2;
    padding-left: 16px;
    position: relative;
}

.honor-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 11px;
    width: 6px;
    height: 6px;
    background: #1a4a7c;
    border-radius: 50%;
}

.honor-note {
    font-size: 12px;
    color: #999;
    font-style: italic;
    margin-top: 8px;
}

.honor-right {
    background: #fff;
    padding: 25px 28px;
    border-radius: 6px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
    border-left: 3px solid #1a4a7c;
}

.honor-title-box h3 {
    font-size: 16px;
    color: #1a4a7c;
    margin-bottom: 18px;
    padding-bottom: 12px;
    border-bottom: 1px solid #eee;
    font-weight: 600;
}

.honor-items {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}

.honor-item {
    font-size: 13px;
    color: #666;
    padding: 8px 12px;
    background: #f8f9fa;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.honor-item:hover {
    background: #eef3f8;
    color: #1a4a7c;
    transform: translateX(4px);
}

.honor-trophy {
    flex-shrink: 0;
    width: 160px;
}

.honor-trophy img {
    width: 100%;
    filter: drop-shadow(0 4px 12px rgba(212,175,55,0.3));
}

/* 企业文化 */
.about-culture {
    padding: 20px 50px 100px;
    border-bottom: 10px solid #1e4681;
    background: #f8f8f8;
}

.culture-content p,
.culture-text p {
    font-size: 18px;
    line-height: 1.8;
    color: #444;
    margin-bottom: 18px;
    text-align: justify;
    text-indent: 2em;
}

.culture-content p:last-child,
.culture-text p:last-child {
    margin-bottom: 0;
}

/* 底部横幅 */
.about-bottom-banner {
    position: relative;
    height: 280px;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bottom-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26,74,124,0.65);
}

.bottom-banner-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.bottom-banner-content h2 {
    font-size: 32px;
    color: #fff;
    font-weight: normal;
    letter-spacing: 8px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

/* Footer */
.about-footer {
    background: #1a3a5c;
    padding: 0;
}

.about-footer-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-top-bar {
    text-align: center;
    padding: 30px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-phone-img {
    height: 36px;
}

.footer-body {
    display: flex;
    justify-content: space-between;
    padding: 40px 0;
    gap: 60px;
}

.footer-links-area {
    display: flex;
    gap: 50px;
    flex: 1;
}

.footer-col dt {
    font-size: 15px;
    color: #fff;
    font-weight: 600;
    margin-bottom: 16px;
}

.footer-col dd {
    margin: 0 0 10px;
}

.footer-col dd a {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-col dd a:hover {
    color: #fff;
}

.footer-qrcode-area {
    display: flex;
    gap: 25px;
    flex-shrink: 0;
}

.qr-code {
    text-align: center;
}

.qr-code img {
    width: 95px;
    height: 95px;
    border-radius: 6px;
    margin-bottom: 8px;
    background: #fff;
    padding: 4px;
}

.qr-code span {
    display: block;
    font-size: 12px;
    color: rgba(255,255,255,0.75);
}

.footer-contact-info {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-contact-info p {
    font-size: 13px;
    color: rgba(255,255,255,0.7);
    line-height: 2;
    margin: 0;
}

.footer-copyright {
    text-align: center;
    padding: 18px 0;
    font-size: 12px;
    color: rgba(255,255,255,0.45);
    border-top: 1px solid rgba(255,255,255,0.08);
}

/* 1600px 以下适配 */
@media (max-width: 1600px) {
    
    .about-stats {
        width: 1180px !important;
        
    }

    .about-stats .stats-row{
        padding: 0 50px;
    }

    .nav-border {
        width: 1170px;
    }
    
}

/* 1440px 以下适配 */
@media (max-width: 1440px) {
    
    .about-stats {
        width: 1180px !important;
        
    }

    .about-stats .stats-row{
        padding: 0 50px;
    }

    .nav-border {
        width: 1170px;
    }
    
}

/* 1280px 以下适配 */
@media (max-width: 1280px) {
    
    .about-stats {
        width: 1060px !important;
        
    }

    .about-stats .stats-row{
        padding: 0 50px;
    }

    .nav-border {
        width: 1170px;
    }
    
}