/* common */
.about-section {
    padding: 90px 0;
}

.about-section p {
    color: #555;
    font-size: 16px;
    line-height: 1.9;
}


/* company */
.about-company {
    background: #fff;
}

.about-company-left {
    width: 46%;
}

.about-company-left img {
    width: 100%;
    display: block;
    border-radius: 24px;
}

.about-company-right {
    width: 48%;
}

.about-company-right p {
    margin-bottom: 18px;
}


/* culture */
.about-culture {
    background: #f8f8f8;
}

.about-culture-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.about-culture-item {
    background: #fff;
    padding: 36px 26px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.04);
    transition: all 0.25s ease;
}

.about-culture-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 38px rgba(234, 11, 19, 0.12);
}

.about-culture-item i {
    width: 68px;
    height: 68px;
    display: block;
    margin: 0 auto;
}

.about-culture-item i img {
    width: 68px;
    height: 68px;
    display: block;
}

.about-culture-item h3 {
    font-size: 20px;
    color: #111;
    margin: 12px 0;
}

.about-culture-item p,
.about-culture-desc {
    font-size: 14px;
    line-height: 1.8;
    color: #555;
}

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


/* advantages */
.about-advantages {
    background: #fff;
}

.about-advantages-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.about-advantages-item {
    position: relative;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 20px;
    padding: 34px 28px;
    transition: all 0.25s ease;
}

.about-advantages-item:hover {
    border-color: #ea0b13;
    box-shadow: 0 16px 36px rgba(234, 11, 19, 0.1);
    transform: translateY(-5px);
}

.about-advantages-item strong {
    display: block;
    font-size: 38px;
    color: rgba(234, 11, 19, 0.18);
    margin-bottom: 10px;
}

.about-advantages-item h3 {
    font-size: 20px;
    color: #111;
    margin-bottom: 12px;
}

.about-advantages-item p,
.about-advantages-desc {
    font-size: 14px;
    line-height: 1.8;
    color: #555;
}

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


/* honors */
.about-honors {
    background: #f8f8f8;
}

.about-honor-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

.about-honor-item {
    background: #fff;
    border-radius: 20px;
    padding: 18px;
    text-align: center;
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.04);
}

.about-honor-item a {
    position: relative;
    display: block;
    border-radius: 14px;
    overflow: hidden;
}

.about-honor-item img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    border-radius: 14px;
    transition: all 0.35s ease;
}

.about-honor-item h3 {
    font-size: 18px;
    color: #111;
    margin-top: 18px;
}

.about-honor-item:hover img {
    transform: scale(1.06);
}


/* factory */
.about-factory {
    background: #fff;
}

.about-factory-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.about-factory-item {
    border-radius: 22px;
    overflow: hidden;
}

.about-factory-item a {
    position: relative;
    display: block;
    border-radius: 22px;
    overflow: hidden;
}

.about-factory-item img {
    width: 100%;
    height: 300px;
    display: block;
    object-fit: cover;
    transition: all 0.35s ease;
}

.about-factory-item:hover img {
    transform: scale(1.06);
}


/* image zoom icon */
.about-img-zoom {
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: 3;
    width: 54px;
    height: 54px;
    line-height: 54px;
    border-radius: 50%;
    background: #ea0b13;
    color: #fff;
    font-size: 22px;
    text-align: center;
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0;
    transition: all 0.28s ease;
}

.about-lightbox-link:before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 2;
    background: rgba(0,0,0,0.35);
    opacity: 0;
    transition: all 0.28s ease;
}

.about-lightbox-link:hover:before {
    opacity: 1;
}

.about-lightbox-link:hover .about-img-zoom {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}


/* lightbox */
.about-lightbox {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 70px 100px;
    background: rgba(0,0,0,0.84);
}

.about-lightbox.active {
    display: flex;
}

.about-lightbox-inner {
    max-width: 100%;
    max-height: 100%;
    text-align: center;
}

.about-lightbox-inner img {
    max-width: 100%;
    max-height: calc(100vh - 160px);
    display: block;
    object-fit: contain;
    margin: 0 auto;
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 20px 70px rgba(0,0,0,0.3);
}

.about-lightbox-title {
    margin-top: 16px;
    color: #fff;
    font-size: 18px;
    line-height: 1.6;
}

.about-lightbox-close {
    position: absolute;
    right: 34px;
    top: 28px;
    z-index: 5;
    width: 46px;
    height: 46px;
    border: none;
    border-radius: 50%;
    background: #fff;
    color: #111;
    font-size: 22px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.about-lightbox-close:hover {
    background: #ea0b13;
    color: #fff;
}

.about-lightbox-arrow {
    position: absolute;
    top: 50%;
    z-index: 5;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    border: none;
    border-radius: 50%;
    background: rgba(255,255,255,0.95);
    color: #111;
    font-size: 34px;
    cursor: pointer;
    transition: all 0.25s ease;
}

.about-lightbox-arrow:hover {
    background: #ea0b13;
    color: #fff;
}

.about-lightbox-prev {
    left: 34px;
}

.about-lightbox-next {
    right: 34px;
}


/* mobile */
@media screen and (max-width: 768px) {
    .about-section {
        padding: 55px 0;
    }

    .about-company .container {
        flex-direction: column;
    }

    .about-company-left,
    .about-company-right {
        width: 100%;
    }

    .about-company-left {
        margin-bottom: 28px;
    }

    .about-culture-list,
    .about-advantages-list,
    .about-honor-list,
    .about-factory-list {
        grid-template-columns: 1fr;
    }

    .about-honor-item img,
    .about-factory-item img {
        height: auto;
    }

    .about-img-zoom {
        width: 46px;
        height: 46px;
        line-height: 46px;
        font-size: 18px;
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }

    .about-lightbox {
        padding: 60px 18px;
    }

    .about-lightbox-inner img {
        max-height: calc(100vh - 140px);
    }

    .about-lightbox-close {
        right: 16px;
        top: 16px;
        width: 40px;
        height: 40px;
        font-size: 18px;
    }

    .about-lightbox-arrow {
        width: 42px;
        height: 42px;
        font-size: 26px;
    }

    .about-lightbox-prev {
        left: 12px;
    }

    .about-lightbox-next {
        right: 12px;
    }

    .about-lightbox-title {
        font-size: 15px;
    }
}