.nav-item {
    font-size: 18px;
}

.lh-100 {
    line-height: 1 !important;
}

.lh-110 {
    line-height: 1.1 !important;
}

.lh-120 {
    line-height: 1.2 !important;
}

.lh-130 {
    line-height: 1.3 !important;
}

.lh-140 {
    line-height: 1.4 !important;
}

.lh-150 {
    line-height: 1.5 !important;
}

.lh-160 {
    line-height: 1.6 !important;
}

.lh-170 {
    line-height: 1.7 !important;
}

.lh-180 {
    line-height: 1.8 !important;
}

.lh-190 {
    line-height: 1.9 !important;
}

.lh-200 {
    line-height: 2 !important;
}

.card:hover {
    text-decoration: none;
    box-shadow: 10px 10px #f0f1f4;
}

.nav-link {
    display: block;
    padding: 0.5rem 1.5rem !important;
}

.bg-primary {
    /* chrome 2+, safari 4+; multiple color stops */

    /*background-image:-webkit-gradient(linear, left bottom, left top, color-stop(0.32, #fd0d0d), color-stop(0.66, #d89e3c), color-stop(0.83, #97bb51));*/

    /*!* chrome 10+, safari 5.1+ *!*/

    /*background-image: -webkit-linear-gradient(#fd0d0d, #d89e3c, #97bb51);*/

    /*!* firefox; multiple color stops *!*/

    /*background-image: -moz-linear-gradient(top,#fd0d0d, #d89e3c, #97bb51);*/

    /*!* ie 6+ *!*/

    /*filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#fd0d0d', endColorstr='#d89e3c');*/

    /*!* ie8 + *!*/

    /*-ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#fd0d0d', endColorstr='#d89e3c')";*/

    /*!* ie10 *!*/

    /*background-image: -ms-linear-gradient(#fd0d0d, #d89e3c, #97bb51);*/

    /*!* opera 11.1 *!*/

    /*background-image: -o-linear-gradient(#fd0d0d, #d89e3c, #97bb51);*/

    /*!* 标准写法 *!*/

    /*background-image: linear-gradient(#fd0d0d, #d89e3c, #97bb51);*/
}

.go-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 4rem;
    height: 4rem;
    line-height: 4rem;
    border-radius: 50%;
    color: #ffffff;
    display: none;
    cursor: pointer;
}
.card-about .card-img-top { max-height: 150px!important;}
:root {
    --card-shadow: 0 4px 6px rgba(0, 0, 0, 0.1), 0 1px 3px rgba(0, 0, 0, 0.08);
    --transition: all 0.3s ease;
}
.case-stats {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid #e2e8f0;
    padding-top: 15px;
}

.stat {
    display: flex;
    align-items: center;
    color: #6c757d;
    font-size: 0.9rem;
}

.stat i {
    margin-right: 5px;
    color: #6c757d;
}

.card {
    transition: var(--transition);
    /*box-shadow: var(--card-shadow);*/
    overflow: hidden;
}
.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}
.card:hover img {
    transition: var(--transition);
    transform: scale(1.05);
}
.prd-img img{
    text-align: center !important;
    margin-top: 0.5rem !important;
    max-height: 230px;
    overflow: hidden;
}
.prd-img-app{
    text-align: center !important;
    margin-top: 0.5rem !important;
    overflow: hidden;
}
.prd-img-app img  {
    max-height: 400px!important;
}