.about-banner {
    background-image: url(../img/about-banner.jpg);
    width: 100%;
    height: 34.219vw;
    background-repeat: no-repeat;
    background-size: 100%;
}

.about-banner-contact {
    max-width: 62.5vw;
    height: 100%;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: start;
    justify-content: center;
}

.about-banner-contact h2 {
    font-size: 2.5vw;
    font-family: 'bold', sans-serif;
    line-height: 48px;
    color: #fff;
    margin-bottom: 1.563vw;
}

.about-banner-contact h2 span {
    color: #008ee7;
}

.about-banner-contact p {
    width: 29.688vw;
    font-size: 1.563vw;
    line-height: 36px;
    font-family: 'bold', sans-serif;
    color: #fff;
}

.page-title {
    display: flex;
    align-items: center;
    margin: 1.042vw 0px;
    color: #999;
}

.page-title p {
    color: #999;
    font-size: 0.729vw;
    margin-right: 0.26vw;
}

.page-title p.active {
    color: #333;
    margin-left: 0.26vw;
}

.about-us {
    gap: 3.125vw;
}

.intro {
    line-height: 1.875vw;
}


.card-container {
    width: 100%;
    margin: 4.167vw auto;
    display: flex;
    justify-content: space-between;
}

.card {
    flex: 1 1 0;
    margin: 0px;
    background: linear-gradient(to top, #eaeaea, #ffffff);
    border-radius: 0.625vw;
    padding: 1.042vw;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 8px rgba(100, 100, 100, 0.5);
}



.card:not(:last-child) {
    margin-right: 1.042vw;
}

.title-row {
    display: flex;
    align-items: center;
    margin-bottom: 0.521vw;
}

.square {
    width: 0.885vw;
    height: 0.885vw;
    background-color: #008ee7;
    margin-right: 8px;
    flex-shrink: 0;
}

.title {
	color: #008ee7;
	font-family: 'semibold', sans-serif;
	font-size: 0.933vw;
}

.description {
	color: #3e3e3e;
	font-size: 0.909vw;
	line-height: 24px;
}


/* 工厂环境 */
.factory-block {
    width: 100%;
    margin: 4.167vw auto;
}

.title-bar {
    background-color: #008ee7;
    padding: 0.625vw 1.042vw;
    width: fit-content;
    color: white;
    font-size: 0.938vw;
    font-family: 'bold', sans-serif;
    text-align: left;
    border-radius: 8px 8px 0 0;
}

.blue-line {
    height: 0.208vw;
    background-color: #008ee7;
    width: 100%;
    margin-bottom: 3.125vw;
}

.image-gallery {
    display: flex;
    flex-wrap: wrap;
    gap: 0.833vw;
}

.image-gallery img {
    width: calc((100% - 1.667vw) / 3);
    object-fit: cover;
    height: 100%;
}

.image2-gallery {
    display: flex;
    flex-wrap: wrap;
}

.image2-gallery img {
    width: calc(100% / 3);
    object-fit: cover;
}

.image2-box {
    width: 100%;
    height: 7.344vw;
    background-color: #008ee7;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image2-box p {
    width: 46.875vw;
    color: #fff;
    font-size: 0.833vw;
    font-family: 'semibold', sans-serif;
    text-align: center;
}


.c-us {
    width: 100%;
    min-height: 62.708vw;
    background-image: url('../img/w-bg.jpg');
    background-repeat: no-repeat;
    background-size: 100% 100%;
    color: #3e3e3e;
    text-align: center;
    padding: 3.125vw 1.042vw;
    box-sizing: border-box;
}

/* 主标题和描述居中 */
.c-main-title h1 {
    font-size: 1.875vw;
    color: #fff;
    font-family: 'bold', sans-serif;
}

.c-main-title p {
    font-size: 0.938vw;
    color: #fff;
    margin-bottom: 1.042vw;
}

/* 中间矩形 */
.center-rectangle {
    width: 18.802vw;
    margin: 0 auto 2.083vw auto;
    background: #fff;
    padding: 1.563vw;
    border-radius: 12px;
    text-align: left;
}

.center-rectangle h2 {
    font-size: 0.938vw;
    color: #008ee7;
    font-family: 'semibold', sans-serif;
}

.center-rectangle p {
    font-size: 0.938vw;
    font-family: 'semibold', sans-serif;
}

/* 三个矩形排成一行 */
.three-rectangles {
    display: flex;
    justify-content: center;
    gap: 2.083vw;
    margin-bottom: 2.083vw;
}

.three-rectangles .item {
    background: #fff;
    width: 18.802vw;
    padding: 1.302vw 1.042vw;
    border-radius: 12px;
    box-sizing: border-box;
    text-align: left;
    color: #008ee7;
    display: flex;
    flex-direction: column;
    align-items: start;
}

.c-small-title {
    display: flex;
    align-items: center;
    margin-bottom: 0.781vw;
    font-size: 0.833vw;
    font-weight: 600;
}

.c-square {
    display: inline-block;
    width: 0.833vw;
    height: 0.833vw;
    background-color: #008ee7;
    margin-right: 0.521vw;
    border-radius: 3px;
}

.three-rectangles .item h3 {
    font-family: 'semibold', sans-serif;
    font-size: 1.042vw;
    color: #3e3e3e;
    margin-bottom: 0.781vw;
    text-align: left;
}

.three-rectangles .item img {
    width: 100%;
    height: auto;
    margin-bottom: 1.042vw;
    border-bottom: 0.26vw solid #008ee7;
}

.three-rectangles .item p {
	color: #3e3e3e;
	font-size: 0.909vw;
	line-height: 24px;
	text-align: left;
}

/* 最下面矩形 */
.bottom-rectangle {
    width: 18.802vw;
    margin: 0 auto;
    background: #fff;
    padding: 2.083vw 1.563vw;
    border-radius: 12px;
    text-align: left;
    color: #fff;
}

.bottom-rectangle .c-small-title {
    justify-content: start;
    color: #008ee7;
    font-size: 0.729vw;
    margin-bottom: 0px;
}

.bottom-rectangle h2 {
    font-size: 0.938vw;
    color: #3e3e3e;
    font-family: 'semibold', sans-serif;
    font-weight: bold;
}

.center-rectangle,
.three-rectangles .item,
.bottom-rectangle {
  box-shadow: 0 4px 10px rgba(255, 255, 255, 0.6);
}


.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 2.083vw 0 4.167vw;
    gap: 0.833vw;
    user-select: none;
}

.page-arrow {
    width: 2.604vw;
    height: 2.604vw;
    border-radius: 50%;
    background-color: #fff;
    border: none;
    box-shadow: 0 2px 15px rgba(138, 138, 138, 0.5);
    color: #4c4c4c;
    font-size: 1.563vw;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.page-arrow:hover {
    background-color: #008ee7;
    color: #fff;
}

.page-numbers {
    display: flex;
    gap: 0.625vw;
}

.page-number {
    font-size: 0.938vw;
    font-family: 'bold', sans-serif;
    color: #3e3e3e;
    cursor: pointer;
    padding: 0.104vw 0.625vw;
    border-radius: 50%;
    transition: all 0.3s ease;
    user-select: none;
}

.page-number.active {
    background-color: #008ee7;
    color: #fff;
    font-weight: bold;
}