.hover-scale {
    transition: transform 0.3s ease;
}
.hover-scale:hover {
    transform: scale(1.05);
}
.btns {
    border: 1px solid #686868;
    padding: 5px 20px;
    border-radius: 5px;
}

.btns:hover {
    transform: scale(0.95);
    /* 轻微缩放按钮 */
}

.solutions-title {
    font-family: Source Han Sans;
    font-size: 24px;
    font-weight: bold;
    line-height: 24px;
    letter-spacing: 0em;
    font-variation-settings: "opsz" auto;
    font-feature-settings: "kern" on;
    color: #EEEEEF;
    position: absolute;
    left: 0px;
    bottom: 0px;
    width: 100%;
    height: 60px;
    opacity: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.6);
}
.solutions-box {
    width: 282px;
    height: 330px;
    position: relative;
    margin: 0 auto;
}
.card-front, .card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    transition: all 0.5s ease, opacity 0.5s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.card-front {
    transform: translateY(0);
    opacity: 1;
}
.card-back {
    transform: translateY(10px);
    opacity: 0;
}

/* 鼠标悬停时切换状态 */
.solutions-box:hover .solutions-title {
    opacity: 0;
}

.solutions-box:hover .card-back {
    transform: translateY(0);
    opacity: 1;
    background: rgba(0, 0, 0, 0.6) !important;
    z-index: 99999;
}

.card-back-desc {
    position: absolute;
    left: 23px;
    top: 179px;
    width: 237px;
    height: 96px;
    opacity: 1;
    font-family: Source Han Sans;
    font-size: 20px;
    font-weight: normal;
    line-height: 24px;
    text-align: center;
    letter-spacing: 0em;
    font-variation-settings: "opsz" auto;
    font-feature-settings: "kern" on;
    color: #EEEEEF;
}
.card-back-title {
    position: absolute;
    left: 86px;
    top: 80px;
    width: 111px;
    height: 24px;
    opacity: 1;
    font-family: Source Han Sans;
    font-size: 24px;
    font-weight: bold;
    line-height: 24px;
    letter-spacing: 0em;

    font-variation-settings: "opsz" auto;
    font-feature-settings: "kern" on;
    color: #EEEEEF;
}
.card-all {
    position: relative;
}
.card-front-all, .card-back-all {
    transition: all 0.5s ease, opacity 0.5s ease;
    position: absolute;
    left: 0;
    top: 0;
}
.card-front-all {
    transform: translateY(0);
    opacity: 1;
}
.card-back-all {
    transform: translateY(10px);
    opacity: 0;
}
.card-all:hover .card-front-all{
    transform: translateY(0);
    opacity: 0;
}
.card-all:hover .card-back-all{
    transform: translateY(0);
    opacity: 1;
}


.wh100 {
    width: 100%;
    height: 100%;
}
.active-line {
    border-bottom: 3px solid gray;
}
.center {
    text-align: center;
}
.nav-label {
    border-radius: 10px;
    opacity: 1;
    font-weight: 600 !important;
}
.active-nav {
    color: #0369EA !important;
    background: #ECECEC !important;
}
.show-box {
    display: block !important;
}
.hidden-box {
    display: none !important;
}
.product-desc {
    height: 50px;
    line-height: 50px !important;
    opacity: 1;
    color: #ffffff;
    background: #4094FF;
    font-size: 16px !important;
}
.popup-box {
    position: fixed;
    z-index: 99;
    width: 100%;
    border-top: 2px solid #f4f4f4;
    height: calc(100vh - 63px);
}