/* About Page Styles */

/* Page Banner */
.page-banner {
    position: relative;
    width: 100%;
    height: auto;
    display: block;
}

.page-banner img {
    width: 100%;
    height: auto;
    display: block;
}

/* .page-banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.45);
} */

.page-banner-content {
    position: absolute;
    bottom: 40px;
    left: 0;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.page-banner-title {
    font-size: 42px;
    color: #fff;
    font-weight: bold;
}

/* About Sections */
.about-intro {
    padding: 60px 0 40px;
    background: url('../images/guanyubg2.png') center center / cover no-repeat;
}

.about-section-title {
    font-family: PingFang SC-Medium;
    font-size: 28px;
    font-weight: 500;
    color: rgba(0, 0, 0, 0.8);
    text-align: center;
    margin-bottom: 30px;
}

.about-desc {
    font-size: 15px;
    color: #555;
    line-height: 2;
    max-width: 900px;
    margin: 0 auto;

    font-family: PingFang SC-Regular;
    font-weight: 400;
    text-align: justify;
    color: #3D3D3D;

}

/* Qualifications */
.about-qualifications {
    padding: 40px 0 60px;
    background: #fff;
}

.qualifications-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
    margin-top: 20px;
}

.qualification-item {
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}

.qualification-item img {
    width: 100%;
    height: auto;
    display: block;
}

/* Contact / Map */
.about-contact {
    padding: 40px 0 80px;
    background: #fff;
}

.contact-map {
    margin-top: 20px;
    border-radius: 4px;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.08);
    height: 450px;
}

.map-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.map-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    /* filter: grayscale(100%) brightness(1.05); */
}

.map-marker {
    position: absolute;
    top: 58%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 14px;
    height: 14px;
    background: #c0392b;
    border-radius: 50%;
    border: 2px solid #fff;
    box-shadow: 0 0 6px rgba(0,0,0,0.3);
}

.map-infobox {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-30%, -50%);
    background: rgba(51,51,51,0.9);
    color: #fff;
    padding: 16px 24px;
    border-radius: 4px;
    min-width: 280px;
}

.map-infobox-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 8px;
}

.map-infobox-addr {
    font-size: 13px;
    color: #ddd;
}

/* Mobile responsive */
@media (max-width: 768px) {
    .page-banner-content {
        bottom: 20px;
    }

    .page-banner-title {
        font-size: 28px;
    }

    .about-intro {
        padding: 30px 0 20px;
    }

    .about-section-title {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .about-desc {
        font-size: 14px;
        line-height: 1.8;
    }

    .about-qualifications {
        padding: 20px 0 30px;
    }

    .qualifications-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .about-contact {
        padding: 20px 0 40px;
    }
}