.product-case-page {
    width: 100%;
    min-width: 320px;
    max-width: 640px;
    margin: 0 auto;
    color: #333;
    background: #fff;
    font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    -webkit-user-select: text;
    user-select: text;
}

.product-case-page::before,
.product-case-page::after {
    display: none;
}

.product-case-page *,
.product-case-page *::before,
.product-case-page *::after {
    box-sizing: border-box;
}

.product-case-main {
    width: 100%;
    background: #fff;
}

.product-case-article {
    width: 100%;
    margin: 0 auto;
    padding-top: 30px;
}

.product-case-header,
.product-case-info,
.product-case-showcase > h2,
.product-case-gallery,
.product-case-richtext {
    width: calc(100% - 36px);
    margin-right: auto;
    margin-left: auto;
}

.product-case-header {
    padding-bottom: 49px;
    border-bottom: 1px solid #ddd;
}

.product-case-header h1 {
    margin: 0;
    color: #303030;
    font-size: 25px;
    font-weight: 400;
    line-height: 1.42;
    text-align: left;
}

.product-case-created {
    margin: 4px 0 0;
    color: #999;
    font-size: 15px;
    line-height: 1.6;
}

.product-case-info {
    padding: 26px 0 32px;
    border-bottom: 2px solid #c9c9c9;
}

.product-case-info dl {
    margin: 0;
}

.product-case-info dl > div {
    display: grid;
    grid-template-columns: max-content minmax(0, 1fr);
    align-items: start;
    margin: 0 0 2px;
    color: #242424;
    font-size: 20px;
    line-height: 1.48;
}

.product-case-info dl > div:last-child {
    margin-bottom: 0;
}

.product-case-info dt,
.product-case-info dd {
    margin: 0;
    font-weight: 400;
}

.product-case-showcase > h2 {
    margin-top: 35px;
    margin-bottom: 32px;
    color: #222;
    font-size: 20px;
    font-weight: 400;
    line-height: 1.5;
    text-align: center;
}

.product-case-gallery,
.product-case-richtext {
    overflow: hidden;
    color: #333;
    font-size: 16px;
    line-height: 1.75;
}

.product-case-gallery:empty {
    display: none;
}

.product-case-gallery img,
.product-case-richtext img {
    display: block;
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    margin: 0 auto !important;
    border: 0;
}

.product-case-richtext p {
    margin: 0;
    padding: 0;
    line-height: 1.75;
}

.product-case-richtext p:empty {
    display: none;
}

.product-case-richtext table,
.product-case-richtext iframe,
.product-case-richtext video {
    width: 100% !important;
    max-width: 100% !important;
}

.product-case-siblings {
    margin-top: 48px;
    padding: 34px 18px 42px;
    border-top: 12px solid #f5f5f5;
    font-size: 20px;
    line-height: 1.75;
}

.product-case-siblings div:empty {
    display: none;
}

.product-case-siblings div + div {
    margin-top: 20px;
}

.product-case-siblings a {
    display: block;
    color: #222;
    text-decoration: none;
}

.product-case-siblings a:focus-visible {
    outline: 2px solid #333;
    outline-offset: 3px;
}

@media screen and (max-width: 359px) {
    .product-case-header h1 {
        font-size: 23px;
    }

    .product-case-info dl > div,
    .product-case-showcase > h2,
    .product-case-siblings {
        font-size: 18px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .product-case-page *,
    .product-case-page *::before,
    .product-case-page *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
    }
}