/* #region common */
.sub .sub_banner {
    width: 100%;
    height: 400px;
    background: url(/assets/img/sub/banner/company.png) no-repeat center/cover;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 50px;
    font-weight: bold;
}

.sub .sub_banner .sub_title {
    color: white;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.35), 0 2px 10px rgba(0, 0, 0, 0.22);
}

.sub .sub_content {
    width: 100%;
    margin: 0 auto;
    padding: 120px 0 160px;
}

/* #endregion common */

/* #region sub_nav */
.sub_nav {
    height: 58px;
    border-bottom: 1px solid var(--dimmed);
}

.sub_nav .nav_wrap {
    padding: 0 2%;
    height: 100%;
    display: flex;
}

.sub_nav .nav_wrap .go_home_btn {
    width: 60px;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    border-right: 1px solid var(--dimmed);
}

.sub_nav .nav_wrap .go_home_btn:hover {
    background-color: var(--white);
}

.sub_nav .nav_wrap .go_home_btn img {
    display: block;
    width: 20px;
}

.sub_nav .nav_wrap #navSelect {
    width: 160px;
    border: none;
    border-right: 1px solid var(--dimmed);
    padding-left: 20px;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
    font-size: 14px;
    font-weight: var(--semibold);
    background: url(/assets/img/sub/icon/select.svg) no-repeat right 20px center;
    border-radius: 0;
}

.sub_nav .nav_wrap #navSelect:focus {
    outline: none;
    box-shadow: none;
    border-color: #ccc;
}

.sub_nav .nav_wrap #navSelect:hover {
    background-color: var(--white);
}

/* #endregion sub_nav */

/* #region company */
.company .sub_content .pc_br {
    display: block;
}

.company .sub_content .text_wrap {
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 60px;
}

.company .sub_content .text_wrap h3 {
    font-size: 28px;
    font-weight: var(--semibold);
}

.company .sub_content .text_wrap .text_area {
    font-size: 16px;
    font-weight: var(--regular);
    line-height: 2;
    color: var(--black);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.company .sub_content .text_wrap .text_area .strong_text {
    font-size: 18px;
    font-weight: var(--bold);
}

/* #endregion company */

/* #region products */
.sub.products .sub_banner {
    background-image: url(/assets/img/sub/banner/products.png);
}

.sub.products .sub_banner .sub_title {
    color: white;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.55), 0 1px 4px rgba(0, 0, 0, 0.08);
}

.sub.products .category_wrap {
    max-width: 60rem;
    width: 90%;
    margin: 0 auto;
    border-top: 1px solid var(--dimmed);
}

.sub.products .category_wrap li {
    border-bottom: 1px solid var(--dimmed);
}

.sub.products .category_wrap li a .mo_br {
    display: none;
}

.sub.products .category_wrap li:nth-child(odd) {
    background-color: var(--white);
}

.sub.products .p_cate_wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
}

.sub.products .p_cate_wrap .left_area {
    display: flex;
    align-items: center;
    gap: 20px;
}

.sub.products .p_cate_wrap .mobile_icon {
    display: none;
}

.sub.products .p_cate_wrap .p_icon {
    width: 56px;
}

.sub.products .p_cate_wrap .p_cate {
    font-size: 18px;
    font-weight: var(--bold);
    flex-shrink: 0;
}

.sub.products .p_cate_wrap .p_desc {
    font-size: 14px;
    font-weight: var(--semibold);
    opacity: .8;
}

.sub.products .p_cate_wrap .right_area {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 8px 12px;
    border-radius: 100px;
    background-color: var(--blue);
    width: 120px;
}

.sub.products .p_cate_wrap .right_area div {
    color: white;
    font-size: 12px;
    font-weight: var(--semibold);
    flex-shrink: 0;
}

.sub.products .p_cate_wrap .right_area img {
    width: 6px;
}

.sub.products .category_wrap li:nth-of-type(1):hover {
    background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_0.png) no-repeat center/cover;
}

.sub.products .category_wrap li:nth-of-type(2):hover {
    background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_1.png) no-repeat center/cover;
}

.sub.products .category_wrap li:nth-of-type(3):hover {
    background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_2.png) no-repeat center/cover;
}

.sub.products .category_wrap li:nth-of-type(4):hover {
    background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_3.png) no-repeat center/cover;
}

.sub.products .category_wrap li:nth-of-type(5):hover {
    background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_4.png) no-repeat center/cover;
}

.sub.products .category_wrap li:nth-of-type(6):hover {
    background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_5.png) no-repeat center/cover;
}

.sub.products .category_wrap li:nth-of-type(7):hover {
    background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_6.png) no-repeat center/cover;
}

.sub.products .category_wrap li:hover .p_cate_wrap {
    padding-top: 30px;
    padding-bottom: 40px;
    flex-direction: column;
    gap: 30px;
    transition: all 0.7s ease-in-out;
}

.sub.products .category_wrap li:hover .p_cate_wrap .left_area {
    flex-direction: column;
    gap: 0;
}

.sub.products .category_wrap li:hover .p_cate_wrap .left_area .p_icon.pc_icon,
.sub.products .category_wrap li:hover .p_cate_wrap .right_area .pc_icon {
    display: none;
}

.sub.products .category_wrap li:hover .p_cate_wrap .left_area .p_icon.hover_icon,
.sub.products .category_wrap li:hover .p_cate_wrap .right_area .hover_icon {
    display: block;
}

.sub.products .category_wrap li:hover .p_cate_wrap .left_area .p_cate {
    margin-bottom: 10px;
    color: white;
}

.sub.products .category_wrap li:hover .p_cate_wrap .left_area .p_desc {
    color: white;
    font-weight: normal;
}

.sub.products .category_wrap li:hover .right_area {
    background-color: white;
}

.sub.products .category_wrap li:hover .right_area div {
    color: var(--black);
}

/* #endregion products */

/* #region reference */
.sub.reference .sub_banner {
    background-image: url('/assets/img/sub/banner/reference.png');
}

.sub.reference .sub_banner .sub_title {
    color: white;
}

.sub.reference .sub_content {
    background-color: #FFFFFF;
    padding: 80px 5% 120px;
}

.sub.reference .reference_category_wrap {
    max-width: 60rem;
    width: 90%;
    margin: 0 auto;
    border-top: 1px solid var(--dimmed);
}

.sub.reference .reference_category_wrap li {
    border-bottom: 1px solid var(--dimmed);
}

.sub.reference .reference_category_wrap li:nth-child(odd) {
    background-color: var(--white);
}

.sub.reference .reference_category_wrap .p_cate_wrap {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
}

.sub.reference .reference_category_wrap .p_cate_wrap .left_area {
    display: flex;
    align-items: center;
    gap: 20px;
}

.sub.reference .reference_category_wrap .p_cate_wrap .p_cate {
    font-size: 18px;
    font-weight: var(--bold);
    flex-shrink: 0;
}

.sub.reference .reference_category_wrap .p_cate_wrap .p_desc {
    font-size: 14px;
    font-weight: var(--semibold);
    opacity: .8;
}

.sub.reference .reference_category_wrap .p_cate_wrap .right_area {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 8px 12px;
    border-radius: 100px;
    background-color: var(--blue);
    width: 120px;
}

.sub.reference .reference_category_wrap .p_cate_wrap .right_area div {
    color: white;
    font-size: 12px;
    font-weight: var(--semibold);
    flex-shrink: 0;
}

.sub.reference .reference_category_wrap .p_cate_wrap .right_area img {
    width: 6px;
}

.sub.reference .reference_category_wrap li:hover .p_cate_wrap {
    background-color: var(--light-blue);
}

.sub.reference .reference_category_wrap li:hover .p_cate_wrap .right_area {
    filter: brightness(0.98);
}

.sub.reference .reference_category_wrap li:hover .p_cate_wrap .p_cate {
    color: var(--blue);
}

.sub.reference .reference_category_wrap li:hover .p_cate_wrap .p_desc {
    opacity: 1;
}

.sub.reference .reference_category_wrap li:hover .p_cate_wrap .right_area div {
    color: white;
}

.sub.reference .reference_category_wrap li:hover .p_cate_wrap .right_area img {
    filter: brightness(1.2);
}

.sub.reference .reference_category_wrap li:hover .p_cate_wrap {
    transition: all 0.25s ease;
}

.sub .sub_refer .refer_wrap {
    max-width: 80rem;
    margin: 0 auto;
    position: relative;
}

.sub .sub_refer .refer_wrap .swiper-slide {
    width: 23%;
    min-width: 260px;
    overflow: hidden;
    background-color: white;
    position: relative;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.sub .sub_refer .refer_wrap .swiper-slide:hover {
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.sub .sub_refer .refer_wrap .swiper-slide:hover .title {
    text-decoration: underline;
}

.sub .sub_refer .refer_wrap .swiper-slide .thumbnail {
    width: 100%;
    aspect-ratio: 793/1054;
    overflow: hidden;
    border-bottom: 1px solid var(--white);
}

.sub .sub_refer .bottom_wrap {
    padding: 20px 16px;
    height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: stretch;
}

.sub .sub_refer .main_info {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.sub .sub_refer .main_info .title {
    display: inline;
    font-size: 16px;
    font-weight: var(--semibold);
    line-height: 1.2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sub .sub_refer .main_info .desc {
    font-size: 14px;
    font-weight: var(--regular);
    line-height: 1.2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sub .sub_refer .more_info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sub .sub_refer .more_info .date {
    font-size: 14px;
    font-weight: var(--medium);
    line-height: 1.2;
    opacity: .6;
}

.sub .sub_refer .more_info .more_refer_btn {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: var(--semibold);
    color: var(--blue);
}

.sub .sub_refer .more_info .more_refer_btn img {
    width: 6px;
}

.sub .sub_refer .swiper-pagination {
    top: auto;
    bottom: -30px;
    max-width: 70rem;
    height: 2px;
    background-color: var(--dimmed);
}

.sub .sub_refer .swiper-pagination-progressbar-fill {
    background-color: var(--blue);
}

.sub .sub_refer .more_refer_link {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

@media screen and (max-width: 1300px) {

    .sub .sub_refer .swiper-pagination {
        left: 50%;
        transform: translateX(-50%);
    }
}

@media screen and (max-width: 1024px) {
    .sub .sub_refer {
        padding: 0;
    }
}

@media screen and (max-width: 768px) {
    .sub .sub_refer .bottom_wrap {
        padding: 16px 12px;
        height: 180px;
    }

    .sub .sub_refer .main_info .title {
        font-size: 14px;
    }

    .sub .sub_refer .main_info .desc {
        font-size: 12px;
    }

    .sub .sub_refer .more_info .date {
        font-size: 12px;
    }

    .sub .sub_refer .more_info .more_refer_btn {
        font-size: 12px;
        gap: 8px;
    }

    .sub .sub_refer .more_info .more_refer_btn img {
        width: 5px;
    }
}

/* #endregion reference */

/* #region contact */
.sub.contact_page .sub_banner {
    background-image: url('/assets/img/sub/banner/contact.png');
}

.sub.contact_page .sub_title {
    color: black;
}

.sub.contact_page .sub_content {
    padding: 80px 0 140px;
}

.sub.contact_page .contact_wrap {
    width: 90%;
    max-width: 70rem;
    margin: 0 auto;
}

.sub.contact_page .contact_intro {
    text-align: center;
    margin-bottom: 42px;
}

.sub.contact_page .contact_intro h3 {
    font-size: 28px;
    font-weight: var(--semibold);
    margin-bottom: 12px;
}

.sub.contact_page .contact_intro p {
    font-size: 16px;
    line-height: 1.75;
    color: rgba(0, 0, 0, 0.72);
}

.sub.contact_page .contact_grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 22px;
    align-items: start;
}

.sub.contact_page .contact_card {
    background: #fff;
    border: 1px solid #e7e9f1;
    border-radius: 2px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
    padding: 22px;
}

.sub.contact_page .contact_card h4 {
    font-size: 18px;
    font-weight: var(--semibold);
    margin-bottom: 14px;
}

.sub.contact_page .contact_dl {
    display: grid;
    gap: 12px;
    margin: 0;
}

.sub.contact_page .contact_dl > div {
    display: grid;
    grid-template-columns: 92px 1fr;
    gap: 10px;
}

.sub.contact_page .contact_dl dt {
    font-size: 14px;
    font-weight: var(--semibold);
    color: rgba(0, 0, 0, 0.76);
}

.sub.contact_page .contact_dl dd {
    margin: 0;
    font-size: 14px;
    line-height: 1.6;
    color: rgba(0, 0, 0, 0.72);
}

.sub.contact_page .contact_form .inquiry_grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px 16px;
}

.sub.contact_page .contact_form .inquiry_field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sub.contact_page .contact_form .inquiry_field.full {
    grid-column: 1 / -1;
}

.sub.contact_page .contact_form .inquiry_label {
    font-size: 14px;
    font-weight: var(--semibold);
    color: #1e2230;
}

.sub.contact_page .contact_form .inquiry_input,
.sub.contact_page .contact_form .inquiry_textarea {
    width: 100%;
    border: 1px solid #d7dbe6;
    border-radius: 2px;
    padding: 10px 12px;
    font-size: 14px;
    line-height: 1.2;
    background-color: #fff;
    box-sizing: border-box;
}

.sub.contact_page .contact_form .inquiry_textarea {
    min-height: 120px;
    resize: vertical;
    line-height: 1.5;
}

.sub.contact_page .contact_form .inquiry_input:focus,
.sub.contact_page .contact_form .inquiry_textarea:focus {
    outline: none;
    border-color: var(--blue);
}

.sub.contact_page .contact_form .inquiry_meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-top: 14px;
}

.sub.contact_page .contact_form .inquiry_consent {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    line-height: 1.45;
    color: rgba(0, 0, 0, 0.72);
}

.sub.contact_page .contact_form .inquiry_consent input {
    margin-top: 2px;
}

.sub.contact_page .contact_form .inquiry_submit {
    border: none;
    background-color: var(--blue);
    color: #fff;
    font-weight: var(--semibold);
    font-size: 14px;
    padding: 10px 16px;
    border-radius: 2px;
    cursor: pointer;
    white-space: nowrap;
}

.sub.contact_page .contact_form .inquiry_submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.sub.contact_page .contact_form .inquiry_status {
    margin-top: 10px;
    font-size: 13px;
    display: none;
}

.sub.contact_page .contact_form .inquiry_status.is-visible {
    display: block;
}

.sub.contact_page .contact_form .inquiry_status.success {
    color: #1f7a1f;
    font-weight: var(--semibold);
}

.sub.contact_page .contact_form .inquiry_status.error {
    color: #b42318;
}

@media screen and (max-width: 768px) {
    .sub.contact_page .sub_content {
        padding: 60px 0 90px;
    }
    .sub.contact_page .contact_intro {
        margin-bottom: 28px;
    }
    .sub.contact_page .contact_intro h3 {
        font-size: 22px;
    }
    .sub.contact_page .contact_intro p {
        font-size: 14px;
    }
    .sub.contact_page .contact_grid {
        grid-template-columns: 1fr;
    }
    .sub.contact_page .contact_card {
        padding: 18px;
    }
    .sub.contact_page .contact_dl > div {
        grid-template-columns: 78px 1fr;
    }
    .sub.contact_page .contact_form .inquiry_grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    .sub.contact_page .contact_form .inquiry_meta {
        flex-direction: column;
        align-items: stretch;
    }
    .sub.contact_page .contact_form .inquiry_submit {
        width: 100%;
    }
}
/* #endregion contact */

/* #region reference_index (category swipers with nav + fraction) */
/* 레이아웃: product 페이지와 동일 (좌측 nav + 우측 컨텐츠 최대 공간 활용) */
.sub.reference.reference_index .sub_content.ref_index_wrap {
    display: flex;
    padding: 0 160px 0 calc(2% + 59px);
    max-width: none;
}

.sub.reference.reference_index .ref_nav {
    display: flex;
    flex-shrink: 0;
    flex-direction: column;
    width: 161px;
    border-right: 1px solid var(--dimmed);
    transition: all 0.3s ease-in-out;
}

.sub.reference.reference_index .ref_nav ul {
    position: sticky;
    top: 80px;
}

.sub.reference.reference_index .ref_nav li {
    cursor: pointer;
    border-top: 1px solid white;
    border-bottom: 1px solid white;
}

.sub.reference.reference_index .ref_nav li:first-of-type {
    border-top: none;
}

.sub.reference.reference_index .ref_nav li:last-of-type {
    border-bottom: none;
}

.sub.reference.reference_index .ref_nav li a {
    --ref-cat-color: var(--blue);
    --ref-cat-bg: var(--light-blue);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    padding: 14px 0 14px 20px;
    font-size: 12px;
    font-weight: var(--semibold);
    background-color: var(--ref-cat-bg);
    color: var(--ref-cat-color);
    border-radius: 4px;
    text-decoration: none;
}

.sub.reference.reference_index .ref_nav li a[href="#ref-carnelian"] { --ref-cat-color: #C33A2C; --ref-cat-bg: rgba(195, 58, 44, 0.10); }
.sub.reference.reference_index .ref_nav li a[href="#ref-optimo-epd"] { --ref-cat-color: #034387; --ref-cat-bg: rgba(3, 67, 135, 0.10); }
.sub.reference.reference_index .ref_nav li a[href="#ref-optimo-pb"] { --ref-cat-color: #1F7A4D; --ref-cat-bg: rgba(31, 122, 77, 0.10); }
.sub.reference.reference_index .ref_nav li a[href="#ref-rescue-balloon"] { --ref-cat-color: #6F42C1; --ref-cat-bg: rgba(111, 66, 193, 0.10); }

.sub.reference.reference_index .ref_nav li a .pc_txt {
    font-size: 12px;
    font-weight: inherit;
    color: var(--ref-cat-color);
    margin-left: 4px;
}

.sub.reference.reference_index .ref_nav li a .pd_bar {
    display: block;
    width: 3px;
    height: 12px;
    margin-right: 10px;
    background-color: var(--ref-cat-color);
    flex-shrink: 0;
}

.sub.reference.reference_index .ref_nav li.active {
    background-color: transparent;
}

.sub.reference.reference_index .ref_nav li.active a {
    background-color: var(--ref-cat-color);
    color: #fff;
}

.sub.reference.reference_index .ref_nav li.active a .pd_bar {
    background-color: #fff;
}

.sub.reference.reference_index .ref_nav li.active a .pc_txt {
    color: #fff;
}

.sub.reference.reference_index .ref_nav li:hover {
    background-color: transparent;
}

.sub.reference.reference_index .ref_nav li:hover a {
    background-color: var(--ref-cat-color);
    color: #fff;
}

.sub.reference.reference_index .ref_nav li:hover a .pc_txt {
    color: #fff;
}

.sub.reference.reference_index .ref_nav li:hover a .pd_bar {
    background-color: #fff;
}

@media screen and (min-width: 1280px) {
    .sub.reference.reference_index .ref_nav li a {
        background-color: transparent;
        color: #888888;
        border-radius: 0;
    }

    .sub.reference.reference_index .ref_nav li a .pc_txt {
        color: #888888;
    }

    .sub.reference.reference_index .ref_nav li a .pd_bar {
        display: block;
        background-color: var(--dimmed);
    }

    .sub.reference.reference_index .ref_nav li.active {
        background-color: var(--light-blue);
    }

    .sub.reference.reference_index .ref_nav li.active a {
        background-color: transparent;
        color: var(--blue);
        font-weight: var(--semibold);
    }

    .sub.reference.reference_index .ref_nav li.active a .pc_txt {
        color: var(--blue);
        font-weight: var(--semibold);
    }

    .sub.reference.reference_index .ref_nav li.active a .pd_bar {
        background-color: var(--blue);
    }

    .sub.reference.reference_index .ref_nav li:hover {
        border-top: 1px solid var(--white);
        border-bottom: 1px solid var(--white);
    }

    .sub.reference.reference_index .ref_nav li:first-of-type:hover {
        border-top: none;
    }

    .sub.reference.reference_index .ref_nav li:last-of-type:hover {
        border-bottom: none;
    }

    .sub.reference.reference_index .ref_nav li:hover a {
        background-color: transparent;
        color: var(--blue);
        font-weight: var(--semibold);
    }

    .sub.reference.reference_index .ref_nav li:hover a .pc_txt {
        color: var(--blue);
        font-weight: var(--semibold);
    }

    .sub.reference.reference_index .ref_nav li:hover a .pd_bar {
        background-color: var(--blue);
    }
}

.sub.reference.reference_index .ref_index_content {
    flex-grow: 1;
    width: calc(100% - 161px); /* ref_nav width(161px)만큼 제외한 실제 컨텐츠 폭 */
    padding: 30px 0px 80px 30px;
    display: flex;
    flex-direction: column;
    gap: 0;
}

/* 앵커 이동 시 고정 헤더에 가리지 않도록 */
.sub.reference.reference_index .ref_section.main_refer {
    scroll-margin-top: 78px;
}

/* reference index 전용 레퍼런스 카드 스타일 (.main 클래스 없이 적용) */
.sub.reference.reference_index .ref_section.main_refer .refer_wrap {
    max-width: none;
    width: 100%;
    margin: 0;
    position: relative;
}

/* 우측 여백: swiper 컨테이너에 적용해야 실제 카드 줄 끝이 띄워짐 */
.sub.reference.reference_index .ref_section.main_refer .ref_category_swiper {
    /* padding-right: 60px; */
    box-sizing: border-box;
}

.sub.reference.reference_index .ref_section.main_refer .refer_wrap .swiper-slide {
    width: 23%;
    min-width: 320px;
    overflow: hidden;
    background-color: white;
    position: relative;
    border: 1px solid rgba(3, 67, 135, 0.14);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.06);
    border-radius: 4px;
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.sub.reference.reference_index .ref_section.main_refer .refer_wrap .swiper-slide[data-cat="carnelian"] { --cat-color: #C33A2C; --cat-bg: rgba(195,58,44,0.10); }
.sub.reference.reference_index .ref_section.main_refer .refer_wrap .swiper-slide[data-cat="optimo-epd"] { --cat-color: #034387; --cat-bg: rgba(3,67,135,0.10); }
.sub.reference.reference_index .ref_section.main_refer .refer_wrap .swiper-slide[data-cat="optimo-pb"] { --cat-color: #1F7A4D; --cat-bg: rgba(31,122,77,0.10); }
.sub.reference.reference_index .ref_section.main_refer .refer_wrap .swiper-slide[data-cat="rescue-balloon"] { --cat-color: #6F42C1; --cat-bg: rgba(111,66,193,0.10); }

.sub.reference.reference_index .ref_section.main_refer .refer_wrap .swiper-slide:hover {
    border-color: rgba(3, 67, 135, 0.22);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.10);
}

.sub.reference.reference_index .ref_section.main_refer .refer_wrap .swiper-slide:hover .title {
    text-decoration: underline;
}

.sub.reference.reference_index .ref_section.main_refer .bottom_wrap {
    padding: 22px 20px;
    height: 220px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    position: relative;
}

.sub.reference.reference_index .ref_section.main_refer .bottom_wrap::before {
    content: "";
    position: absolute;
    left: 0;
    top: 22px;
    bottom: 22px;
    width: 3px;
    background: var(--cat-color, var(--blue));
    opacity: 0.22;
    border-radius: 3px;
}

.sub.reference.reference_index .ref_section.main_refer .refer_meta_top {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    min-height: 26px;
}

.sub.reference.reference_index .ref_section.main_refer .refer_category {
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: normal;
    height: auto;
    max-width: 100%;
    padding: 6px 10px;
    border-radius: 999px;
    background: var(--cat-bg, rgba(3, 67, 135, 0.08));
    color: var(--cat-color, var(--blue));
    font-size: 12px;
    font-weight: var(--semibold);
    line-height: 1.25;
    letter-spacing: 0.02em;
}

.sub.reference.reference_index .ref_section.main_refer .refer_category:empty {
    display: none;
}

.sub.reference.reference_index .ref_section.main_refer .main_info {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
    padding: 0 4px;
}

.sub.reference.reference_index .ref_section.main_refer .main_info .title {
    display: inline;
    font-size: 16px;
    font-weight: var(--semibold);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: calc(1.4em * 3);
}

.sub.reference.reference_index .ref_section.main_refer .main_info .desc {
    font-size: 13px;
    font-weight: var(--regular);
    line-height: 1.3;
    color: rgba(0, 0, 0, 0.7);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sub.reference.reference_index .ref_section.main_refer .more_info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 8px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    margin-top: auto;
    padding-left: 4px;
    padding-right: 4px;
}

.sub.reference.reference_index .ref_section.main_refer .more_info .date {
    font-size: 14px;
    font-weight: var(--medium);
    line-height: 1.2;
    opacity: .6;
}

.sub.reference.reference_index .ref_section.main_refer .more_info .more_refer_btn {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: var(--semibold);
    color: var(--blue);
}

.sub.reference.reference_index .ref_section.main_refer .more_info .more_refer_btn img {
    width: 6px;
}

.sub.reference.reference_index .ref_section.main_refer .more_refer_link {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.sub.reference.reference_index .ref_section.main_refer {
    padding: 48px 0 56px;
}

.sub.reference.reference_index .ref_section.main_refer:first-child {
    padding-top: 0;
}

.sub.reference.reference_index .ref_section.main_refer:last-child {
    padding-bottom: 80px;
}

.sub.reference.reference_index .ref_section_head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.sub.reference.reference_index .ref_section_head .ref_section_title {
    margin-bottom: 0;
}

.sub.reference.reference_index .ref_section_title {
    font-size: 22px;
    font-weight: var(--bold);
    color: var(--black);
    margin-bottom: 20px;
    line-height: 1.3;
}

.sub.reference.reference_index .ref_section_more_btn {
    flex-shrink: 0;
    margin-top: 0;
}

.sub.reference.reference_index .ref_swiper_nav {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 12px;
    margin-top: 24px;
    padding: 0;
    width: 100%;
}

.sub.reference.reference_index .ref_section_more_btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: var(--semibold);
    color: #696969;
    text-decoration: none;
}

.sub.reference.reference_index .ref_section_more_btn:hover {
    color: var(--blue, #034387);
}

/* prev/next buttons removed on /reference/ pages */

.sub.reference.reference_index .ref_swiper_pagination {
    position: static;
    width: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 15px;
    font-weight: var(--semibold);
    color: var(--black);
    justify-content: flex-start;
    flex: 0 1 auto;
    /* 메인 레퍼런스 progressbar 스타일 덮어쓰기 */
    background: transparent;
    height: auto;
    padding: 0;
    border: none;
}

.sub.reference.reference_index .ref_swiper_pagination .swiper-pagination-bullet {
    width: auto;
    height: auto;
    background: transparent;
    opacity: 1;
    border-radius: 999px;
    padding: 4px 8px;
    font-size: 14px;
    font-weight: var(--medium);
    color: rgba(0, 0, 0, 0.55);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.sub.reference.reference_index .ref_swiper_pagination .swiper-pagination-bullet-active {
    color: var(--black);
    background-color: transparent;
    font-weight: var(--semibold);
}

@media screen and (max-width: 1024px) {
    .sub.reference.reference_index .sub_content.ref_index_wrap {
        padding: 0 100px 0 calc(2% + 59px);
    }
}

@media screen and (max-width: 1279px) {
    .sub.reference.reference_index .sub_content.ref_index_wrap {
        flex-direction: column;
        padding: 40px 5% 0;
    }

    .sub.reference.reference_index .ref_nav {
        width: 100%;
        flex-direction: row;
        border-right: none;
        border-bottom: 1px solid var(--dimmed);
        margin-bottom: 0;
    }

    .sub.reference.reference_index .ref_nav ul {
        position: static;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 12px 12px;
        width: 100%;
        padding: 16px 0;
    }

    .sub.reference.reference_index .ref_nav li {
        border: none;
        width: 100%;
    }

    .sub.reference.reference_index .ref_nav li a {
        padding: 10px 16px;
        border-radius: 4px;
        justify-content: center;
        background-color: transparent;
        color: #888888;
    }

    .sub.reference.reference_index .ref_nav li a .pd_bar {
        display: none;
    }

    .sub.reference.reference_index .ref_nav li a .pc_txt {
        color: #888888;
    }

    .sub.reference.reference_index .ref_nav li.active {
        background-color: var(--light-blue);
    }

    .sub.reference.reference_index .ref_nav li.active a {
        background-color: transparent;
        color: var(--blue);
    }

    .sub.reference.reference_index .ref_nav li.active a .pc_txt {
        color: var(--blue);
    }

    .sub.reference.reference_index .ref_nav li:hover a {
        background-color: transparent;
        color: var(--blue);
    }

    .sub.reference.reference_index .ref_nav li:hover a .pc_txt {
        color: var(--blue);
    }

    .sub.reference.reference_index .ref_index_content {
        width: 100%;
        padding: 54px 0 60px;
    }
}

@media screen and (max-width: 768px) {
    .sub.reference.reference_index .sub_content.ref_index_wrap {
        padding: 20px 5%;
    }
    .sub.reference.reference_index .ref_index_content {
        padding: 24px 0 60px;
    }
    .sub.reference.reference_index .ref_section.main_refer {
        padding: 32px 0 40px;
    }
    .sub.reference.reference_index .ref_section.main_refer:last-child {
        padding-bottom: 60px;
    }
    .sub.reference.reference_index .ref_section.main_refer .bottom_wrap {
        padding: 16px 14px;
        min-height: 170px;
    }
    .sub.reference.reference_index .ref_section.main_refer .bottom_wrap::before {
        top: 16px;
        bottom: 16px;
    }
    .sub.reference.reference_index .ref_section.main_refer .main_info .title {
        font-size: 14px;
    }
    .sub.reference.reference_index .ref_section.main_refer .main_info .desc {
        font-size: 12px;
    }
    .sub.reference.reference_index .ref_section.main_refer .more_info .date {
        font-size: 12px;
    }
    .sub.reference.reference_index .ref_section.main_refer .more_info .more_refer_btn {
        font-size: 12px;
        gap: 8px;
    }
    .sub.reference.reference_index .ref_section.main_refer .more_info .more_refer_btn img {
        width: 5px;
    }
    .sub.reference.reference_index .ref_section_head {
        margin-bottom: 16px;
    }
    .sub.reference.reference_index .ref_section_title {
        font-size: 18px;
        margin-bottom: 16px;
    }
    .sub.reference.reference_index .ref_swiper_nav {
        gap: 10px;
        margin-top: 20px;
        padding: 0;
    }
    .sub.reference.reference_index .ref_swiper_pagination {
        font-size: 14px;
        gap: 8px;
    }
}
/* #endregion reference_index swipers */

/* #region reference_index (category selection - legacy cards) */
.sub.reference .ref_category_wrap {
    max-width: 80rem;
    margin: 0 auto;
}

.sub.reference .ref_category_page_title {
    font-size: 24px;
    font-weight: var(--bold);
    color: var(--black);
    line-height: 1.2;
    margin-bottom: 24px;
}

.sub.reference .ref_category_list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 640px;
}

.sub.reference .ref_category_card {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 72px;
    padding: 20px 24px;
    background: var(--white);
    border: 1px solid rgba(3, 67, 135, 0.12);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    font-size: 18px;
    font-weight: var(--semibold);
    color: var(--black);
    text-align: center;
    text-decoration: none;
    transition: box-shadow .25s ease, border-color .25s ease;
    position: relative;
    overflow: hidden;
}

.sub.reference .ref_category_card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    bottom: 12px;
    width: 3px;
    background: var(--cat-color, var(--blue));
    opacity: 0.2;
    border-radius: 3px;
}

.sub.reference .ref_category_card[data-cat="carnelian"] { --cat-color: #C33A2C; }
.sub.reference .ref_category_card[data-cat="optimo-epd"] { --cat-color: #034387; }
.sub.reference .ref_category_card[data-cat="optimo-pb"] { --cat-color: #1F7A4D; }
.sub.reference .ref_category_card[data-cat="rescue-balloon"] { --cat-color: #6F42C1; }

.sub.reference .ref_category_card:hover {
    border-color: rgba(3, 67, 135, 0.22);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

@media screen and (max-width: 768px) {
    .sub.reference .ref_category_page_title {
        font-size: 18px;
        margin-bottom: 20px;
    }
    .sub.reference .ref_category_card {
        min-height: 64px;
        padding: 16px 20px;
        font-size: 16px;
    }
}
/* #endregion reference_index */

/* #region reference_list */
.sub.reference_list .sub_banner {
    background-image: url('/assets/img/sub/banner/reference.png');
}

.sub.reference_list .sub_banner .sub_title {
    color: white;
}

.sub.reference_list .sub_content {
    background-color: var(--white);
    padding: 80px 5% 120px;
}

.sub.reference_list .ref_list_wrap {
    max-width: 80rem;
    margin: 0 auto;
}

.sub.reference_list .ref_list_head {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 24px;
}

.sub.reference_list .ref_list_title {
    font-size: 24px;
    font-weight: var(--bold);
    color: var(--black);
    line-height: 1.2;
}

.sub.reference_list .ref_list_back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: var(--semibold);
    color: var(--blue);
}

.sub.reference_list .ref_grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    align-items: stretch;
}

.sub.reference_list .ref_card {
    background: white;
    border: 1px solid rgba(3, 67, 135, 0.14);
    border-radius: 4px;
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.06);
    padding: 18px 18px 16px;
    position: relative;
    overflow: hidden;
    transition: box-shadow .25s ease, border-color .25s ease;
    display: flex;
    flex-direction: column;
    min-height: 164px;
}

.sub.reference_list .ref_card[data-cat="carnelian"] { --cat-color: #C33A2C; --cat-bg: rgba(195,58,44,0.10); }
.sub.reference_list .ref_card[data-cat="optimo-epd"] { --cat-color: #034387; --cat-bg: rgba(3,67,135,0.10); }
.sub.reference_list .ref_card[data-cat="optimo-pb"] { --cat-color: #1F7A4D; --cat-bg: rgba(31,122,77,0.10); }
.sub.reference_list .ref_card[data-cat="rescue-balloon"] { --cat-color: #6F42C1; --cat-bg: rgba(111,66,193,0.10); }

.sub.reference_list .ref_card:hover {
    border-color: rgba(3, 67, 135, 0.22);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.10);
}

.sub.reference_list .ref_card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 16px;
    bottom: 16px;
    width: 3px;
    background: var(--cat-color, var(--blue));
    opacity: 0.18;
    border-radius: 3px;
}

.sub.reference_list .ref_meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 10px;
    min-height: 26px;
}

.sub.reference_list .ref_badge {
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 10px;
    border-radius: 999px;
    background: var(--cat-bg, rgba(3, 67, 135, 0.08));
    color: var(--cat-color, var(--blue));
    font-size: 12px;
    font-weight: var(--semibold);
    letter-spacing: 0.02em;
}

.sub.reference_list .ref_date {
    font-size: 12px;
    font-weight: var(--medium);
    opacity: .6;
    color: var(--black);
    flex-shrink: 0;
}

.sub.reference_list .ref_title {
    font-size: 16px;
    font-weight: var(--semibold);
    line-height: 1.4;
    color: var(--black);
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow: ellipsis;
    min-height: calc(1.4em * 2);
}

.sub.reference_list .ref_action {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    padding-top: 12px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    color: var(--cat-color, var(--blue));
    font-weight: var(--semibold);
    font-size: 14px;
    margin-top: auto;
}

.sub.reference_list .ref_action.ref_author {
    justify-content: flex-start;
    font-size: 13px;
    font-weight: 500;
    color: #555;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

@media screen and (max-width: 1024px) {
    .sub.reference_list .ref_grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media screen and (max-width: 768px) {
    .sub.reference_list .ref_list_head {
        flex-direction: column;
        align-items: flex-start;
    }
    .sub.reference_list .ref_list_title {
        font-size: 18px;
    }
    .sub.reference_list .ref_grid {
        grid-template-columns: 1fr;
    }
    .sub.reference_list .ref_card {
        padding: 16px 14px 14px;
    }
    .sub.reference_list .ref_title {
        font-size: 14px;
    }
    .sub.reference_list .ref_action {
        font-size: 12px;
    }
    .sub.reference_list .ref_action.ref_author {
        font-size: 12px;
    }
}
/* #endregion reference_list */

/* #region product_detail */
.sub.pd_all .sub_banner {
    background-image: url('../img/sub/product/product_banner_0.png');
}

.sub.pd_all .sub_banner .sub_title {
    color: var(--white);
}

.sub.pd_cvb .sub_banner {
    background-image: url('../img/sub/product/product_banner_1.png');
}

.sub.pd_cvb .sub_banner .sub_title {
    color: var(--white);
}

.sub.pd_vas .sub_banner {
    background-image: url('../img/sub/product/product_banner_2.png');
}

.sub.pd_vas .sub_banner .sub_title {
    color: var(--white);
}

.sub.pd_abd .sub_banner {
    background-image: url('../img/sub/product/product_banner_3.png');
}

.sub.pd_abd .sub_banner .sub_title {
    color: var(--white);
}

.sub.pd_tra .sub_banner {
    background-image: url('../img/sub/product/product_banner_4.png');
}

.sub.pd_tra .sub_banner .sub_title {
    color: var(--white);
}

.sub.product .sub_content {
    padding: 0 160px 0 calc(2% + 59px);
    max-width: none;
    display: flex;
}

.sub.product .product_nav {
    display: flex;
    flex-shrink: 0;
    flex-direction: column;
    width: 161px;
    border-right: 1px solid var(--dimmed);
    transition: all 0.3s ease-in-out;
    position: relative;
    z-index: 2;
}

.sub.product .product_nav ul {
    position: sticky;
    top: 80px;
}

.sub.product .product_nav li {
    cursor: pointer;
    border-top: 1px solid white;
    border-bottom: 1px solid white;
}

.sub.product .product_nav li:first-of-type {
    border-top: none;
}

.sub.product .product_nav li:last-of-type {
    border-bottom: none;
}

.sub.product .product_nav li a {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    padding: 14px 0 14px 20px;
    font-size: 13px;
    font-weight: 500;
    color: #888888;
}

.sub.product .product_nav li a .pc_txt {
    font-size: 12px;
    font-weight: 500;
    color: #888888;
    margin-left: 4px;
}

.sub.product .product_nav li a .pd_bar {
    display: block;
    width: 3px;
    height: 12px;
    margin-right: 10px;
    background-color: var(--dimmed);
}

.sub.product .product_nav li.active {
    background-color: var(--light-blue);
}

.sub.product .product_nav li.active a {
    color: var(--blue);
    font-weight: var(--semibold);
}

.sub.product .product_nav li.active a .pd_bar {
    background-color: var(--blue);
}

.sub.product .product_nav li.active a .pc_txt {
    color: var(--blue);
    font-weight: var(--semibold);
}

.sub.product .product_nav li:hover {
    background-color: var(--light-blue);
    border-top: 1px solid var(--white);
    border-bottom: 1px solid var(--white);
}

.sub.product .product_nav li:first-of-type:hover {
    border-top: none;
}

.sub.product .product_nav li:last-of-type:hover {
    border-bottom: none;
}

.sub.product .product_nav li:hover a {
    color: var(--blue);
    font-weight: var(--semibold);
}

.sub.product .product_nav li:hover a .pc_txt {
    color: var(--blue);
    font-weight: var(--semibold);
}

.sub.product .product_nav li:hover a .pd_bar {
    background-color: var(--blue);
}

.sub.product .product_content {
    padding: 30px 30px 400px 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.sub.product.pd_coming_soon .product_content {
    gap: 18px;
}

/* Others / Coming Soon banners */
.sub.product.pd_others .sub_banner {
    background-image: url('/assets/img/sub/product/product_banner_5.png');
}

/* Coming Soon: hero / featured */
.sub.product.pd_coming_soon .sub_banner {
    background-image: url('/assets/img/sub/product/product_banner_6.png');
}

.sub.product.pd_coming_soon .coming_hero {
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 18px;
    background:
        radial-gradient(1200px 500px at 15% 10%, rgba(3, 67, 135, 0.18) 0%, rgba(3, 67, 135, 0) 55%),
        radial-gradient(900px 450px at 85% 0%, rgba(197, 233, 255, 0.65) 0%, rgba(197, 233, 255, 0) 60%),
        linear-gradient(135deg, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0.65));
    overflow: hidden;
}

.sub.product.pd_coming_soon .coming_hero_inner {
    display: grid;
    grid-template-columns: 1.35fr 0.65fr;
    gap: 18px;
    padding: 26px 26px;
    align-items: stretch;
}

.sub.product.pd_coming_soon .coming_hero_copy {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 0;
}

.sub.product.pd_coming_soon .coming_hero_kicker {
    display: inline-flex;
    width: fit-content;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(3, 67, 135, 0.10);
    color: #034387;
    font-size: 12px;
    font-weight: var(--bold);
    letter-spacing: 0.08em;
}

.sub.product.pd_coming_soon .coming_hero_title {
    font-size: 22px;
    font-weight: var(--bold);
    line-height: 1.25;
    color: var(--black);
}

.sub.product.pd_coming_soon .coming_hero_desc {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(0, 0, 0, 0.72);
    max-width: 56ch;
}

.sub.product.pd_coming_soon .coming_hero_actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 4px;
}

.sub.product.pd_coming_soon .coming_hero_btn {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 999px;
    text-decoration: none;
    font-size: 13px;
    font-weight: var(--semibold);
    border: 1px solid rgba(3, 67, 135, 0.18);
    transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease, border-color .18s ease, color .18s ease;
    min-width: 170px;
}

.sub.product.pd_coming_soon .coming_hero_btn img {
    width: 9px;
    opacity: .9;
}

.sub.product.pd_coming_soon .coming_hero_btn.primary {
    border-color: rgba(3, 67, 135, 0.0);
    color: #fff;
    background: linear-gradient(180deg, #002876 0%, #106AB6 100%);
    box-shadow: 0 12px 30px rgba(3, 67, 135, 0.22);
}

.sub.product.pd_coming_soon .coming_hero_btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12);
}

.sub.product.pd_coming_soon .coming_featured_grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 12px;
}

.sub.product.pd_coming_soon .coming_featured_card {
    border: 1px solid rgba(0, 0, 0, 0.10);
    border-radius: 12px;
    background: #fff;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: row;
    align-items: stretch;
    gap: 0;
    text-decoration: none;
    color: inherit;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    overflow: hidden;
    padding: 0;
}

.sub.product.pd_coming_soon .coming_featured_card:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
    border-color: rgba(3, 67, 135, 0.18);
}

.sub.product.pd_coming_soon .coming_featured_thumb {
    border-radius: 0;
    border: none;
    flex: 0 0 auto;
    width: 220px;
    aspect-ratio: 1 / 1;
    position: relative;
    overflow: hidden;
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
}

.sub.product.pd_coming_soon .coming_featured_thumb::after {
    content: none;
}

.sub.product.pd_coming_soon .coming_featured_thumb.is-compass {
    background-image: url('/assets/img/sub/product/coming_soon/compass.jpg');
}

.sub.product.pd_coming_soon .coming_featured_thumb.is-traverse {
    background-image: url('/assets/img/sub/product/coming_soon/traverse.jpg');
}

.sub.product.pd_coming_soon .coming_featured_thumb_inner {
    position: relative;
    z-index: 1;
    height: 100%;
    padding: 14px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.sub.product.pd_coming_soon .coming_featured_cta {
    margin-top: auto;
    padding-top: 0;
    border-top: none;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
    color: var(--blue);
    font-weight: var(--semibold);
    font-size: 13px;
}

.sub.product.pd_coming_soon .coming_featured_cta span {
    color: var(--blue);
}

.sub.product.pd_coming_soon .coming_featured_cta img {
    width: 10px;
    opacity: .9;
}

.sub.product.pd_coming_soon .coming_featured_meta {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 8px;
}

.sub.product.pd_coming_soon .coming_badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(3, 67, 135, 0.16);
    background: rgba(3, 67, 135, 0.06);
    color: rgba(0, 40, 118, 0.92);
    font-size: 12px;
    font-weight: var(--bold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.sub.product.pd_coming_soon .coming_badge::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(16, 106, 182, 0.85);
    box-shadow: 0 0 0 3px rgba(16, 106, 182, 0.12);
    flex: 0 0 auto;
}

.sub.product.pd_coming_soon .coming_featured_body {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
    flex: 1 1 auto;
    padding: 28px 24px;
}

.sub.product.pd_coming_soon .coming_featured_title {
    margin: 0;
    font-size: 22px;
    font-weight: var(--bold);
    line-height: 1.25;
}

.sub.product.pd_coming_soon .coming_featured_desc {
    margin: 0;
    font-size: 15px;
    line-height: 1.55;
    color: rgba(0, 0, 0, 0.68);
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
}

/* Others category: list + detail */
.sub.product.pd_others .product_content {
    gap: 20px;
}

.sub.product.pd_others .others_grid {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 16px;
}

.sub.product.pd_others .others_card {
    display: inline-block;
    flex: 0 1 auto;
    width: auto;
    max-width: min(100%, 480px);
    text-decoration: none;
    border: 1px solid var(--dimmed);
    border-radius: 10px;
    background-color: #fff;
    padding: 10px;
    overflow: hidden;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.sub.product.pd_others .others_card:hover {
    border-color: rgba(16, 106, 182, 0.4);
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.sub.product.pd_others .others_card_thumb {
    border: 1px solid #e9ecef;
    border-radius: 6px;
    overflow: hidden;
    background: #f8f9fb;
}

.sub.product.pd_others .others_card_thumb img {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    object-fit: contain;
}

.sub.product.pd_others .others_detail {
    display: flex;
    gap: 14px;
}

.sub.product.pd_others .others_detail_body {
    background: #fff;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    overflow: visible;
    padding: 0 clamp(8px, 5%, 40px) clamp(32px, 11%, 120px);
    box-sizing: border-box;
}

.sub.product.pd_others .others_detail_body img {
    display: block;
    width: auto;
    max-width: 100%;
    height: auto;
    transform: scale(1.2);
    transform-origin: top left;
}

@media screen and (max-width: 1090px) {
    .sub.product.pd_others .others_grid {
        justify-content: center;
    }

    .sub.product.pd_others .others_card {
        flex: 0 1 100%;
        width: 100%;
        max-width: 560px;
        min-width: 0;
    }
}

/* Coming Soon: catalog detail pages */
.sub.catalog_page.coming_soon_catalog .thumb_wrap.coming_thumb {
    border-radius: 14px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    background-position: top center;
    background-repeat: no-repeat;
    background-size: cover;
    aspect-ratio: 793 / 1122;
}

.sub.catalog_page.coming_soon_catalog .thumb_wrap.coming_thumb.is-compass {
    background-image: url('/assets/img/sub/product/coming_soon/compass.jpg');
}

.sub.catalog_page.coming_soon_catalog .thumb_wrap.coming_thumb.is-traverse {
    background-image: url('/assets/img/sub/product/coming_soon/traverse.jpg');
}

.sub.catalog_page.coming_soon_catalog .download_btn.disabled {
    opacity: .6;
    cursor: not-allowed;
    pointer-events: none;
}

/* Coming soon: short notice under description */
.sub.catalog_page.coming_soon_catalog .sub_content .content_wrap .desc.coming_notice {
    font-size: 14px;
    line-height: 1.55;
    color: rgba(0, 0, 0, 0.62);
}

.sub.catalog_page.coming_soon_catalog .sub_content .content_wrap .desc.coming_notice::before {
    content: "※ ";
}

.sub.catalog_page.coming_soon_catalog .sub_content .content_wrap .desc.desc_primary {
    margin-bottom: 20px;
}

.sub.catalog_page.coming_soon_catalog .sub_content .content_wrap .sub_type {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    width: fit-content;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(3, 67, 135, 0.16);
    background: rgba(3, 67, 135, 0.06);
    color: rgba(0, 40, 118, 0.92);
    font-size: 12px;
    font-weight: var(--bold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.sub.catalog_page.coming_soon_catalog .sub_content .content_wrap .sub_type::before {
    content: "";
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: rgba(16, 106, 182, 0.85);
    box-shadow: 0 0 0 3px rgba(16, 106, 182, 0.12);
    flex: 0 0 auto;
}

.sub.catalog_page.coming_soon_catalog .sub_content .content_wrap .download_btn.coming_inquiry_btn {
    background-color: var(--blue);
}

@media screen and (max-width: 768px) {
    .sub.product.pd_coming_soon .coming_hero_inner {
        grid-template-columns: 1fr;
        padding: 18px 16px;
    }
    .sub.product.pd_coming_soon .coming_hero_btn {
        min-width: 0;
        width: 100%;
    }
    .sub.product.pd_coming_soon .coming_featured_grid {
        grid-template-columns: 1fr;
    }
    .sub.product.pd_coming_soon .coming_featured_thumb {
        width: 100%;
        aspect-ratio: 16 / 9;
    }
    .sub.product.pd_coming_soon .coming_featured_card {
        flex-direction: column;
        padding: 0;
    }

    .sub.product.pd_coming_soon .coming_featured_body {
        padding: 16px;
    }
}

.sub.product .product_empty_state {
    border: 1px dashed rgba(0, 0, 0, 0.18);
    border-radius: 12px;
    padding: 40px 32px;
    background: rgba(255, 255, 255, 0.6);
}

.sub.product .product_empty_state h3 {
    font-size: 18px;
    font-weight: var(--bold);
    color: var(--black);
    margin-bottom: 10px;
}

.sub.product .product_empty_state p {
    font-size: 14px;
    color: rgba(0, 0, 0, 0.65);
    line-height: 1.5;
}

.sub.product .product_content .product_wrap {
    border: 1px solid rgba(0, 0, 0, 0.10);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    background: #fff;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.sub.product .product_content .product_wrap:hover {
    border-color: rgba(3, 67, 135, 0.18);
    transform: translateY(-1px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.10);
}

.sub.product .product_content .product_wrap .product_thumb {
    width: 220px;
    height: 220px;
    flex-shrink: 0;
    background: rgba(3, 67, 135, 0.04);
}

.sub.product .product_content .product_wrap .product_thumb img {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.sub.product .product_content .product_wrap .product_info {
    padding: 34px 22px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.sub.product .product_content .product_wrap .product_info .product_info_wrap::before {
    display: block;
    width: fit-content;
    padding: 0;
    margin-bottom: 14px;
    border-radius: 0;
    border: none;
    background: transparent;
    box-shadow: none;
    color: var(--blue);
    font-size: 14px;
    font-weight: var(--bold);
    letter-spacing: 0;
    text-transform: none;
    content: "";
}

.sub.product .product_content .product_wrap .product_info .product_info_wrap::before {
    box-shadow: none;
}

html[lang="ko"] .sub.product .product_content .product_wrap[class*="cvb_"] .product_info .product_info_wrap::before,
html[lang="en"] .sub.product .product_content .product_wrap[class*="cvb_"] .product_info .product_info_wrap::before {
    content: "Neuro Vascular";
}

html[lang="ko"] .sub.product .product_content .product_wrap[class*="abd_"] .product_info .product_info_wrap::before,
html[lang="en"] .sub.product .product_content .product_wrap[class*="abd_"] .product_info .product_info_wrap::before {
    content: "Non Vascular";
}

html[lang="ko"] .sub.product .product_content .product_wrap[class*="vas_"] .product_info .product_info_wrap::before,
html[lang="en"] .sub.product .product_content .product_wrap[class*="vas_"] .product_info .product_info_wrap::before {
    content: "Vascular";
}

html[lang="ko"] .sub.product .product_content .product_wrap[class*="tra_"] .product_info .product_info_wrap::before,
html[lang="en"] .sub.product .product_content .product_wrap[class*="tra_"] .product_info .product_info_wrap::before {
    content: "Trauma";
}

.sub.product .product_content .product_wrap .product_info .product_name {
    font-size: 22px;
    font-weight: var(--semibold);
    margin-bottom: 20px;
}

.sub.product .product_content .product_wrap:hover .product_info .product_name {
    text-decoration: none;
}

.sub.product .product_content .product_wrap .product_info .product_desc {
    font-size: 14px;
    font-weight: var(--regular);
    line-height: 1.55;
    color: rgba(0, 0, 0, 0.72);
}

.sub.product .product_content .product_wrap .product_info .product_desc .pc_br {
    display: block;
}

.sub.product .product_content .product_wrap .product_info .download_btn {
    display: inline-flex;
    width: auto;
    height: auto;
    padding: 0;
    background-color: transparent;
    justify-content: flex-start;
    align-items: center;
    gap: 8px;
    border-radius: 0;
}

.sub.product .product_content .product_wrap:hover .product_info .download_btn {
    transition: none;
}

.sub.product .product_content .product_wrap .product_info .download_btn span {
    display: none;
}

.sub.product .product_content .product_wrap .product_info .download_btn::before {
    content: "";
    flex-shrink: 0;
    color: var(--blue);
    font-size: 13px;
    font-weight: var(--semibold);
}

html[lang="ko"] .sub.product .product_content .product_wrap .product_info .download_btn::before {
    content: "자세히 보기";
}

html[lang="en"] .sub.product .product_content .product_wrap .product_info .download_btn::before {
    content: "View Details";
}

.sub.product .product_content .product_wrap .product_info .download_btn img {
    width: 12px;
    opacity: 0.9;
}

/* #endregion product_detail */

/* #region reference_page */
.sub.reference_page .sub_banner {
    background-image: url('/assets/img/sub/banner/reference.png');
}

.sub.reference_page .sub_banner .sub_title {
    color: white;
}

.sub.reference_page .sub_content {
    padding: 80px 5% 120px;
    background-color: var(--white);
}

.sub.reference_page .sub_content .refer_wrap {
    max-width: 70rem;
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 60px;
}

.sub.reference_page .sub_content .thumb_wrap {
    width: 45%;
    flex-shrink: 0;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.sub.reference_page .sub_content .thumb_wrap .pdf_placeholder {
    width: 100%;
    aspect-ratio: 3/4;
    background: var(--light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    font-weight: var(--bold);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.sub.reference_page .sub_content .thumb_wrap img {
    width: 100%;
    aspect-ratio: 3/4;
    height: auto;
    display: block;
    object-fit: cover;
    background: var(--light-blue);
}

.sub.reference_page .sub_content .content_wrap {
    width: calc(55% - 30px);
    margin-top: 10px;

}

.sub.reference_page .sub_content .content_wrap .sub_info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.sub.reference_page .sub_content .content_wrap .sub_info .sub_date {
    font-size: 14px;
    font-weight: var(--regular);
    color: var(--black);
    opacity: .6;
}

.sub.reference_page .sub_content .content_wrap .sub_type {
    display: block;
    font-size: 18px;
    font-weight: var(--bold);
    color: var(--blue);
    text-transform: uppercase;
}

.sub.reference_page .sub_content .content_wrap .title {
    display: block;
    font-size: 24px;
    line-height: 1.4;
    font-weight: var(--semibold);
    margin-bottom: 20px;
    color: var(--black);

}

.sub.reference_page .sub_content .content_wrap .desc {
    font-size: 16px;
    font-weight: var(--bold);
    margin-bottom: 40px;
    color: var(--black);
    opacity: .6;
    line-height: 1.4;
}

.sub.reference_page .sub_content .content_wrap .btn_wrap {
    display: flex;
    gap: 10px;
}
.sub.reference_page .sub_content .content_wrap .download_btn {
    display: flex;
    width: 160px;
    padding: 12px 16px;
    background-color: var(--blue);
    justify-content: space-between;
    align-items: center;
    border-radius: 8px;
}
.sub.reference_page .sub_content .content_wrap .list_btn {
    background-color: #646464;
}

.sub.reference_page .sub_content .content_wrap .download_btn span {
    flex-shrink: 0;
    color: white;
    font-size: 14px;
    font-weight: var(--medium);
}

.sub.reference_page .sub_content .content_wrap .download_btn img ,
.sub.reference_page .sub_content .content_wrap .list_btn img {
    width: 10px;
}

/* #endregion reference_page */

/* #region catalog_page */
.sub.catalog_page .sub_banner {
    background-image: url('/assets/img/sub/banner/products.png');
}

.sub.catalog_page .sub_banner .sub_title {
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.55), 0 1px 4px rgba(0, 0, 0, 0.08);
}

.sub.catalog_page .sub_content {
    padding: 80px 5% 120px;
    background-color: var(--white);
}

.sub.catalog_page .sub_content .refer_wrap {
    max-width: 70rem;
    width: 100%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    gap: 60px;
}

.sub.catalog_page .sub_content .thumb_wrap {
    width: 45%;
    flex-shrink: 0;
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.08);
}

.sub.catalog_page .sub_content .thumb_wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sub.catalog_page .sub_content .content_wrap {
    width: calc(55% - 30px);
    margin-top: 10px;

}

.sub.catalog_page .sub_content .content_wrap .sub_info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.sub.catalog_page .sub_content .content_wrap .sub_info .sub_date {
    font-size: 14px;
    font-weight: var(--regular);
    color: var(--black);
    opacity: .6;
}

.sub.catalog_page .sub_content .content_wrap .sub_type {
    display: block;
    font-size: 18px;
    font-weight: var(--bold);
    color: var(--blue);
    text-transform: uppercase;
}

.sub.catalog_page:not(.coming_soon_catalog) .sub_content .content_wrap .sub_info {
    margin-bottom: 0;
}

.sub.catalog_page:not(.coming_soon_catalog) .sub_content .content_wrap .sub_type {
    display: none;
}

.sub.catalog_page .sub_content .content_wrap .title {
    display: block;
    font-size: 38px;
    line-height: 1.4;
    font-weight: var(--bold);
    margin-bottom: 12px;
    color: var(--black);

}

.sub.catalog_page .sub_content .content_wrap .desc {
    line-height: 1.4;
    font-size: 16px;
    font-weight: var(--bold);
    margin-bottom: 40px;
    color: var(--black);
    opacity: .6;
}

.sub.catalog_page .sub_content .content_wrap .btn_wrap {
    display: flex;
    gap: 10px;
}
.sub.catalog_page .sub_content .content_wrap .download_btn {
    display: flex;
    width: 160px;
    padding: 12px 16px;
    background-color: var(--blue);
    justify-content: space-between;
    align-items: center;
    border-radius: 8px;
}
.sub.catalog_page .sub_content .content_wrap .list_btn,
.sub.catalog_page .sub_content .content_wrap .guide_btn {
    width: 180px;
    background-color: #333;
}

.sub.catalog_page .sub_content .content_wrap .download_btn span {
    flex-shrink: 0;
    color: white;
    font-size: 14px;
    font-weight: var(--medium);
}

.sub.catalog_page .sub_content .content_wrap .download_btn img {
    width: 10px;
}

.sub.catalog_page .sub_content .content_wrap .list_btn img,
.sub.catalog_page .sub_content .content_wrap .guide_btn img {
    width: 10px;
}

/* #endregion catalog_page */

/* #region responsive */
@media screen and (max-width: 1600px) {
    .sub.product .sub_content {
        padding: 0 100px 0 calc(2% + 59px);
    }
}

@media screen and (max-width: 1480px) {
    .sub.product .product_content .product_wrap .product_info .product_desc .pc_br {
        display: none;
    }
}

@media screen and (max-width: 1280px) {
    .sub.product .sub_content {
        padding: 40px 5% 0;
        flex-direction: column;
    }

    .sub.product .product_nav {
        width: 100%;
        flex-direction: row;
        border: none;
        justify-content: center;
    }

    .sub.product .product_nav ul {
        position: static;
        display: flex;
        flex-wrap: wrap;
        gap: 20px;
    }

    .sub.product .product_content {
        padding: 54px 0 60px;
        flex-direction: row;
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .sub.product .product_content .product_wrap {
        width: 100%;
        flex-shrink: 0;
    }

    .sub.product .product_content .product_wrap .product_thumb {
        width: 160px;
        height: auto;
        aspect-ratio: 1/1;
    }

    .sub.product .product_content .product_wrap .product_info {
        padding: 20px 16px;
    }

    .sub.product .product_content .product_wrap .product_info .product_name {
        font-size: 16px;
        margin-bottom: 12px;
    }

    .sub.product .product_content .product_wrap .product_info .product_desc {
        font-size: 12px;
    }

    .sub.product .product_content .product_wrap .product_info .download_btn {
        width: auto;
    }

    .sub.product .product_content .product_wrap .product_info .download_btn span {
        font-size: 10px;
    }

    .sub.product .product_content .product_wrap .product_info .download_btn img {
        width: 10px;
    }

    .sub.product .product_nav li {
        width: 50px;
        height: 50px;
        position: relative;
        border-radius: 100px;
        padding: 4px;
        background-color: #fefefe;
        border: 1px solid var(--dimmed);
    }

    .sub.product .product_nav li::after {
        content: 'All Products';
        position: absolute;
        bottom: -45px;
        text-align: center;
        left: 50%;
        width: 105%;
        height: 100%;
        transform: translateX(-50%);
        display: flex;
        justify-content: center;
        align-items: center;
        font-size: 10px;
        color: #555;
    }

    .sub.product .product_nav li:nth-of-type(1)::after {
        content: 'All Products';
    }

    .sub.product .product_nav li:nth-of-type(2)::after {
        content: 'Neuro Vascular';
    }

    .sub.product .product_nav li:nth-of-type(3)::after {
        content: 'Non Vascular';
    }

    .sub.product .product_nav li:nth-of-type(4)::after {
        content: 'Vascular';
    }

    .sub.product .product_nav li:nth-of-type(5)::after {
        content: 'Trauma';
    }

    .sub.product .product_nav li:nth-of-type(6)::after {
        content: 'Others';
    }

    .sub.product .product_nav li:nth-of-type(7)::after {
        content: 'Coming Soon';
    }

    .sub.product.en .product_nav li:nth-of-type(1)::after {
        content: 'All Products';
    }

    .sub.product.en .product_nav li:nth-of-type(2)::after {
        content: 'Neuro Vascular';
    }

    .sub.product.en .product_nav li:nth-of-type(3)::after {
        content: 'Non Vascular';
    }

    .sub.product.en .product_nav li:nth-of-type(4)::after {
        content: 'Vascular';
    }

    .sub.product.en .product_nav li:nth-of-type(5)::after {
        content: 'Trauma';
    }

    .sub.product.en .product_nav li:nth-of-type(6)::after {
        content: 'Others';
    }

    .sub.product.en .product_nav li:nth-of-type(7)::after {
        content: 'Coming Soon';
    }

    .sub.product .product_nav li:first-of-type,
    .sub.product .product_nav li:last-of-type {
        border: 1px solid var(--dimmed);
    }

    .sub.product .product_nav li.active::after,
    .sub.product .product_nav li:hover::after {
        font-weight: var(--semibold);
        color: var(--black);
    }

    .sub.product .product_nav li.active,
    .sub.product .product_nav li:hover {
        background-color: var(--blue);
        border: 1px solid var(--blue);
    }

    .sub.product .product_nav li:first-of-type:hover,
    .sub.product .product_nav li:last-of-type:hover {
        border-top: 1px solid var(--blue);
        border-bottom: 1px solid var(--blue);
    }

    .sub.product .product_nav li a {
        padding: 0;
        text-indent: -9999px;
        overflow: hidden;
    }

    .sub.product .product_nav li a .pd_bar {
        display: none;
    }

    .sub.product .product_nav li:nth-of-type(1) a {
        background: url(/assets/img/sub/icon/product_icon_0.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(2) a {
        background: url(/assets/img/sub/icon/product_icon_1.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(3) a {
        background: url(/assets/img/sub/icon/product_icon_2.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(4) a {
        background: url(/assets/img/sub/icon/product_icon_3.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(5) a {
        background: url(/assets/img/sub/icon/product_icon_4.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(6) a {
        background: url(/assets/img/sub/icon/product_icon_5.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(7) a {
        background: url(/assets/img/sub/icon/product_icon_6.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(1):hover a {
        background: url(/assets/img/sub/icon/product_icon_0_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(2):hover a {
        background: url(/assets/img/sub/icon/product_icon_1_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(3):hover a {
        background: url(/assets/img/sub/icon/product_icon_2_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(4):hover a {
        background: url(/assets/img/sub/icon/product_icon_3_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(5):hover a {
        background: url(/assets/img/sub/icon/product_icon_4_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(6):hover a {
        background: url(/assets/img/sub/icon/product_icon_5_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(7):hover a {
        background: url(/assets/img/sub/icon/product_icon_6_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(1).active a {
        background: url(/assets/img/sub/icon/product_icon_0_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(2).active a {
        background: url(/assets/img/sub/icon/product_icon_1_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(3).active a {
        background: url(/assets/img/sub/icon/product_icon_2_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(4).active a {
        background: url(/assets/img/sub/icon/product_icon_3_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(5).active a {
        background: url(/assets/img/sub/icon/product_icon_4_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(6).active a {
        background: url(/assets/img/sub/icon/product_icon_5_w.png) no-repeat center/contain;
    }

    .sub.product .product_nav li:nth-of-type(7).active a {
        background: url(/assets/img/sub/icon/product_icon_6_w.png) no-repeat center/contain;
    }

    .sub.product .product_content .product_wrap {
        flex-direction: column;
        max-width: 320px;
        background-color: white;
        border: 1px solid var(--dimmed);
    }

    .sub.product .product_content .product_wrap .product_thumb {
        width: 100%;
        height: 200px;
        overflow: hidden;
    }

    .sub.product .product_content .product_wrap .product_thumb img {
        margin-top: 0;
        object-position: top center;
    }

    .sub.product .product_content .product_wrap .product_info {
        border-top: 1px solid var(--dimmed);
        flex-grow: 1;
        min-height: 168px;
    }

    .sub.product.en .product_content .product_wrap .product_info {
        min-height: 200px;
    }
}

@media screen and (max-width: 1024px) {

    .sub.products .p_cate_wrap .left_area {
        flex-shrink: 0;
    }

    .sub.products .p_cate_wrap .p_icon {
        width: 30px;
    }

    .sub.products .p_cate_wrap .p_cate {
        font-size: 14px;
    }

    .sub.products .p_cate_wrap .p_desc {
        font-size: 12px;
        line-height: 1.4;
        text-align: center;
        opacity: 1;
    }

    .sub.products .p_cate_wrap .right_area {
        gap: 10px;
        padding: 6px 8px;
    }

    .sub.products .category_wrap li:nth-of-type(1) {
        background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_0.png) no-repeat center/cover;
    }

    .sub.products .category_wrap li:nth-of-type(2) {
        background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_1.png) no-repeat center/cover;
    }

    .sub.products .category_wrap li:nth-of-type(3) {
        background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_2.png) no-repeat center/cover;
    }

    .sub.products .category_wrap li:nth-of-type(4) {
        background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_3.png) no-repeat center/cover;
    }

    .sub.products .category_wrap li:nth-of-type(5) {
        background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_4.png) no-repeat center/cover;
    }

    .sub.products .category_wrap li:nth-of-type(6) {
        background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_5.png) no-repeat center/cover;
    }

    .sub.products .category_wrap li:nth-of-type(7) {
        background: linear-gradient(rgba(0, 0, 0, .8), rgba(0, 0, 0, .5), rgba(0, 0, 0, .8)), url(/assets/img/sub/product/product_bg_6.png) no-repeat center/cover;
    }

    .sub.products .category_wrap li .p_cate_wrap {
        padding: 20px 10px 30px 10px;
        flex-direction: column;
        gap: 12px;
    }

    .sub.products .category_wrap li:hover .p_cate_wrap {
        padding-top: 20px;
        padding-bottom: 30px;
        flex-direction: column;
        gap: 12px;
    }

    .sub.products .category_wrap li .p_cate_wrap .left_area {
        flex-direction: column;
        gap: 0;
    }

    .sub.products .category_wrap li .p_cate_wrap .left_area .p_icon.pc_icon,
    .sub.products .category_wrap li .p_cate_wrap .right_area .pc_icon {
        display: none;
    }

    .sub.products .category_wrap li .p_cate_wrap .left_area .p_icon.hover_icon,
    .sub.products .category_wrap li .p_cate_wrap .right_area .hover_icon {
        display: block;
    }

    .sub.products .category_wrap li .p_cate_wrap .left_area .p_cate {
        margin-bottom: 10px;
        color: white;
    }

    .sub.products .category_wrap li .p_cate_wrap .left_area .p_desc {
        color: white;
        font-weight: normal;
    }

    .sub.products .category_wrap li .right_area {
        background-color: white;
        width: 130px;
        padding: 8px 12px;
    }

    .sub.products .category_wrap li .right_area div {
        color: var(--black);
    }

    
    .sub.reference_page .sub_content .refer_wrap {
        gap: 30px;
    }
    .sub.reference_page .sub_content .content_wrap .sub_type {
        font-size: 14px;
    }
    .sub.reference_page .sub_content .content_wrap .sub_date {
        font-size: 12px;
    }
    .sub.reference_page .sub_content .content_wrap .title {
        font-size: 18px;
    }
    .sub.reference_page .sub_content .content_wrap .desc {
        font-size: 14px;
    }
    .sub.reference_page .sub_content .content_wrap .download_btn {
        width: 160px;
    }
    
    .sub.catalog_page .sub_content .refer_wrap {
        gap: 30px;
    }
    .sub.catalog_page .sub_content .content_wrap .sub_type {
        font-size: 14px;
    }
    .sub.catalog_page .sub_content .content_wrap .sub_date {
        font-size: 12px;
    }
    .sub.catalog_page .sub_content .content_wrap .title {
        font-size: 28px;
    }
    .sub.catalog_page .sub_content .content_wrap .desc {
        font-size: 14px;
    }
    .sub.catalog_page .sub_content .content_wrap .download_btn {
        width: 160px;
    }
}

@media screen and (max-width: 768px) {
    .sub .sub_banner {
        height: 200px;
        font-size: 24px;
    }

    .sub .sub_content {
        width: 100%;
        padding: 60px 5% 80px;
    }

    .sub_nav {
        height: 48px;
    }

    .sub_nav .nav_wrap {
        padding: 0;
    }

    .sub_nav .nav_wrap .go_home_btn {
        width: 50px;
        border-left: none;
    }

    .sub_nav .nav_wrap .go_home_btn img {
        width: 16px;
    }

    .sub_nav .nav_wrap #navSelect {
        width: 160px;
        font-size: 12px;
    }

    .company .sub_content .pc_br {
        display: none;
    }

    .company .sub_content {
        background-size: 320px;
        background-position: center top 444px;
        padding-left: 5%;
        padding-right: 5%;
    }

    .company .sub_content .text_wrap {
        align-items: flex-start;
        text-align: left;
        gap: 32px;
        width: 100%;
        max-width: 100%;
    }

    .company .sub_content .text_wrap .text_area {
        width: 100%;
        align-items: flex-start;
        text-align: left;
        font-size: 15px;
        line-height: 1.75;
        gap: 20px;
    }

    .company .sub_content .text_wrap .text_area .strong_text {
        font-size: 16px;
        line-height: 1.7;
        text-align: left;
        font-weight: var(--bold);
    }

    .company .sub_content .text_wrap .text_area > div:has(img) {
        align-self: center;
        width: 100%;
    }

    .company .sub_content .text_wrap .text_area > div:has(img) img {
        display: block;
        max-width: 240px;
        width: 100%;
        height: auto;
        margin: 0 auto;
    }

    .company .sub_content .text_wrap h3 {
        font-size: 20px;
    }

    .company .sub_content .text_wrap p {
        font-size: 12px;
    }

    .sub.product .sub_content {
        padding: 20px 5%;
    }

    .sub.products .category_wrap li a .mo_br {
        display: block;
    }
    
    .sub .sub_refer .bottom_wrap {
        padding: 16px 12px;
        height: 180px;
    }

    .sub .sub_refer .main_info .title {
        font-size: 14px;
    }

    .sub .sub_refer .main_info .desc {
        font-size: 12px;
    }

    .sub .sub_refer .more_info .date {
        font-size: 12px;
    }

    .sub .sub_refer .more_info .more_refer_btn {
        font-size: 12px;
        gap: 8px;
    }

    .sub .sub_refer .more_info .more_refer_btn img {
        width: 5px;
    }

    .sub.reference_page .sub_content {
        padding: 60px 5% 80px;
    }

    .sub.reference_page .sub_content .refer_wrap {
        flex-direction: column;
    }
    .sub.reference_page .sub_content .thumb_wrap {
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    .sub.reference_page .sub_content .content_wrap {
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    .sub.reference_page .sub_content .content_wrap .sub_info {
        margin-bottom: 10px;
    }
    .sub.reference_page .sub_content .content_wrap .title {
        font-size: 14px;
        margin-bottom: 10px;
    }
    .sub.reference_page .sub_content .content_wrap .download_btn {
        width: 140px;
        padding: 8px 12px;
    }
    .sub.reference_page .sub_content .content_wrap .download_btn span {
        font-size: 12px;
    }
    .sub.reference_page .sub_content .content_wrap .download_btn img {
        width: 12px;
    }
    .sub.reference_page .sub_content .content_wrap .list_btn img {
        width: 8px;
    }
    
    .sub.catalog_page .sub_content {
        padding: 60px 5% 80px;
    }

    .sub.catalog_page .sub_content .refer_wrap {
        flex-direction: column;
    }
    .sub.catalog_page .sub_content .thumb_wrap {
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    .sub.catalog_page .sub_content .content_wrap {
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    .sub.catalog_page .sub_content .content_wrap .sub_info {
        margin-bottom: 10px;
    }
    .sub.catalog_page .sub_content .content_wrap .title {
        font-size: 28px;
        margin-bottom: 10px;
    }
    .sub.catalog_page .sub_content .content_wrap .download_btn {
        width: 140px;
        padding: 8px 12px;
    }
    .sub.catalog_page .sub_content .content_wrap .guide_btn {
        width: 150px;
    }
    .sub.catalog_page .sub_content .content_wrap .download_btn span {
        font-size: 12px;
    }
    .sub.catalog_page .sub_content .content_wrap .download_btn img {
        width: 8px;
    }
    .sub.catalog_page .sub_content .content_wrap .list_btn img {
        width: 8px;
    }
}

@media screen and (max-width: 550px) {
    .sub.product .product_nav ul {
        width: 100%;
        display: grid;
        grid-template-columns: repeat(3, 50px);
        grid-auto-rows: 50px;
        justify-content: center;
        gap: 46px 22px;
        max-width: calc((50px * 3) + (22px * 2));
    }

    .sub.product .product_nav li {
        width: 50px;
        height: 50px;
    }

    .sub.product .product_nav li::after {
        bottom: -38px;
        font-size: 10px;
    }
}

@media screen and (max-width: 420px) {
    .sub.product .product_nav ul {
        width: 100%;
        grid-template-columns: repeat(3, 46px);
        grid-auto-rows: 46px;
        gap: 46px 18px;
        max-width: calc((46px * 3) + (18px * 2));
    }

    .sub.product .product_nav li {
        width: 46px;
        height: 46px;
    }
}

/* #endregion responsive */