.about-us-box {
    padding-top: 10rem;
}

.about-us-content {
    padding-top: var(--space-12);
    border-top: 4px solid #bfbfbf;
}

.about-us-details {
    padding-top: var(--space-12);
    padding-bottom: var(--space-xl);
    background-color: var(--white);
}

.about-item--header {
    position: relative;
}

.about-us-img img {
    width: 100%;
    height: auto;
    display: block;
    margin-bottom: var(--space-xxl);
}

.about-us-title {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.3);
    color: var(--white);
}

.about-us-title-zh {
    font-size: 2.5rem;
    letter-spacing: 0.1rem;
    font-weight: 300;
}

.about-us-title-en {
    font-size: 4rem;
    font-weight: 100;
    opacity: 0.7;
}

.brand-pos-title {
    font-weight: 400;
}

.desc-text {
    font-size: 1.2rem;
    line-height: 2;
    letter-spacing: 0.1rem;
}

.brand-pos-desc {
    width: 70%;
    margin-top: var(--space-12);
    margin-bottom: var(--space-xxl);
    margin-left: auto;
    margin-right: auto;
    padding: var(--space-12);
    box-sizing: border-box;
    border: 2px solid var(--grey);
    border-bottom: 4px solid var(--black);
}

.songming-desc {
    width: 70%;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-xl);
    margin-left: auto;
    margin-right: auto;
}

.about-section {
    width: 90%;
    margin-left: auto;
    margin-right: auto;
}

.about-section img {
    width: 100%;
    height: auto;
}

.about-section-item {
    padding: var(--space-6);
    box-sizing: border-box;
}

.about-item--leader {
    display: flex;
    align-items: center;
    margin-top: var(--space-xl);
}

.leader-img {
    flex: 4;
}

.leader-img img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.leader-desc {
    flex: 5;
    padding: var(--space-6) 5%;
    /* background-color: #009fe6;
    color: var(--white); */
}


/* =============================
   H5 适配样式
   ============================= */
@media (max-width: 768px) {
    .about-us-box {
        padding-top: var(--space-10);
    }

    .about-us-content {
        padding-top: var(--space-10);
        border-top: 4px solid #bfbfbf;
    }

    .about-us-details {
        padding-top: var(--space-10);
        padding-bottom: var(--space-12);
        background-color: var(--white);
    }

    .about-us-title-zh {
        font-size: 1.75rem;
    }

    .about-us-title-en {
        font-size: 2.25rem;
    }

    .brand-pos-title {
        font-size: 1.25rem;
    }

    .desc-text {
        font-size: 1rem;
        line-height: 1.8;
        text-align: justify;
    }

    .brand-pos-desc,
    .songming-desc {
        width: 90%;
        padding: var(--space-6);
        margin-top: var(--space-12);
        margin-bottom: var(--space-12);
    }

    /* 图文模块纵向堆叠 */
    .about-section {
        flex-direction: column;
        gap: var(--space-6);
        width: 95%;
    }

    .about-section.about-item--company {
        flex-direction: column-reverse;
    }


    .about-section-item {
        padding: 0;
    }

    .about-section-item h3 {
        font-size: 1.25rem;
        text-align: center !important;
        margin-bottom: var(--space-4);
    }

    .about-section-item p {
        padding: 0 !important;
        font-size: 1rem;
    }

    /* 领导介绍改为竖排 */
    .about-item--leader {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--space-4);
    }

    .leader-img,
    .leader-desc {
        flex: none;
        width: 90%;
        padding: 0;
    }

    .leader-desc h3 {
        font-size: 1.25rem;
    }

    .leader-desc p {
        font-size: 1rem;
        text-align: justify;
    }
}