.technical-service-page {
    min-height: 927px;
    padding: 84px 0 142px;
    background: #f3f3f3;
}

.technical-service-layout {
    display: grid;
    grid-template-columns: 240px 848px;
    column-gap: 40px;
    align-items: start;
    width: 1136px;
    margin: 0 auto;
}

.technical-sidebar {
    position: sticky;
    top: 24px;
    z-index: 3;
    width: 240px;
    min-height: 645px;
    overflow: hidden;
    border-radius: 12px;
    background: #fff;
}

.technical-sidebar__title {
    height: 67px;
    margin: 0;
    padding: 25px 24px 0;
    border-bottom: 1px solid #e6e6e6;
    color: #222;
    font-size: 18px;
    font-weight: 600;
    line-height: 25px;
}

.technical-sidebar__list {
    padding: 18px 24px 28px;
}

.technical-sidebar__group + .technical-sidebar__group {
    margin-top: 24px;
}

.technical-sidebar__category {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    height: 22px;
    padding: 0;
    border: 0;
    color: #222;
    background: transparent;
    font-size: 16px;
    line-height: 22px;
    text-align: left;
    cursor: pointer;
}

.technical-sidebar__category span {
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.technical-sidebar__category i {
    position: relative;
    flex: 0 0 16px;
    width: 16px;
    height: 16px;
    margin-left: 12px;
}

.technical-sidebar__category i::before {
    content: "";
    position: absolute;
    left: 5px;
    top: 4px;
    width: 6px;
    height: 6px;
    border-right: 1.5px solid #666;
    border-bottom: 1.5px solid #666;
    transform: rotate(-45deg);
}

.technical-sidebar__category.is-active {
    color: #10bf73;
}

.technical-sidebar__category.is-active i::before {
    top: 3px;
    border-color: #10bf73;
    transform: rotate(45deg);
}

.technical-sidebar__children {
    display: none;
    padding-top: 18px;
}

.technical-sidebar__group.is-open .technical-sidebar__children {
    display: block;
}

.technical-sidebar__child {
    display: block;
    overflow: hidden;
    color: #666;
    font-size: 14px;
    line-height: 20px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.technical-sidebar__child + .technical-sidebar__child {
    margin-top: 20px;
}

.technical-sidebar__child:hover,
.technical-sidebar__child.is-active {
    color: #10bf73;
}

.technical-main {
    padding-top: 7px;
}

.technical-main__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 40px;
}

.technical-main__title {
    margin: 0;
    color: #222;
    font-size: 18px;
    font-weight: 600;
    line-height: 25px;
}

.technical-search {
    display: flex;
    align-items: center;
    width: 272px;
    height: 40px;
    border-radius: 8px;
    background: #fff;
}

.technical-search img {
    flex: 0 0 16px;
    width: 16px;
    height: 16px;
    margin: 0 11px 0 14px;
    object-fit: contain;
}

.technical-search input {
    width: 220px;
    height: 38px;
    padding: 0;
    border: 0;
    outline: 0;
    color: #222;
    background: transparent;
    font-size: 14px;
    line-height: 20px;
}

.technical-search input::placeholder {
    color: #999;
}

.technical-service-grid {
    display: grid;
    grid-template-columns: repeat(3, 264px);
    gap: 20px 28px;
    margin-top: 18px;
}

.technical-card {
    position: relative;
    display: block;
    width: 264px;
    height: 296px;
    overflow: hidden;
    border-radius: 11px;
    background: #fff;
    transition: transform .18s ease, box-shadow .18s ease;
}

.technical-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(20, 43, 30, .08);
}

.technical-card--design {
    background-position: center;
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.technical-card__sr {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
}

.technical-card__visual {
    display: block;
    width: 264px;
    height: 218px;
    padding: 30px 4px 0;
    border: 4px solid #2fc99a;
    border-radius: 11px 11px 0 0;
    background: #fffefa;
    text-align: center;
}

.technical-card__visual strong {
    display: block;
    overflow: hidden;
    color: #005421;
    font-size: 20px;
    font-weight: 600;
    line-height: 28px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.technical-card__visual img {
    width: 210px;
    height: 126px;
    margin: 15px auto 0;
    object-fit: contain;
}

.technical-card__copy {
    display: block;
    padding: 14px 16px 0;
}

.technical-card__copy strong {
    display: block;
    overflow: hidden;
    color: #222;
    font-size: 16px;
    font-weight: 600;
    line-height: 22px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.technical-card__copy small {
    display: block;
    overflow: hidden;
    margin-top: 5px;
    color: #666;
    font-size: 12px;
    line-height: 17px;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.technical-empty {
    display: none;
    grid-column: 1 / -1;
    height: 120px;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    color: #999;
    background: #fff;
    font-size: 14px;
}

.technical-empty.is-visible {
    display: flex;
}