@media screen and (max-width: 768px) {
  html {
    font-size: 16px !important;
  }

  body {
    font-size: 1rem !important;
  }

  .content,
  .header_content {
    padding: 0 20px;
  }

  .swiper_content {
    padding: 10px 20px;
  }

  .only_mobile {
    display: block;
  }

  body.fixed {
    padding-right: 0;
  }

  .gap {
    gap: 1rem;
  }

  .btn,
  .btn_line {
    font-size: 14px;
    padding: 13px 20px;
  }

  .swiper_btns {
    gap: 1rem;
  }

  .swiper_btns div {
    width: 2.5rem;
    height: 2.5rem;
  }

  .swiper_btns div::after {
    width: 12px;
    height: 12px;
  }

  .head .subtitle,
  .head strong {
    font-size: 14px;
    line-height: 1.5;
    margin-bottom: 8px;
    letter-spacing: unset;
    word-spacing: unset;
  }

  .head h1 {
    font-size: 25px;
    line-height: 1.5;
    letter-spacing: unset;
    word-spacing: unset;
  }

  .head h2 {
    font-size: 22px;
    line-height: 1.5;
    letter-spacing: unset;
    word-spacing: unset;
  }

  .head .desc,
  .head p {
    font-size: 0.9rem;
    line-height: 1.5rem;
    margin-top: 10px;
    letter-spacing: unset;
    word-spacing: unset;
    max-width: unset;
  }

  .head .btn,
  .head .btn_line {
    margin-top: 20px;
  }

  .video_pop .pop_content {
    height: auto;
    width: 90vw;
  }

  header.sticky {
    top: -56px;
  }

  header.sticky .header_search {
    top: 65px;
  }

  header .header_top {
    padding: 10px 0;
  }

  header .header_top .inner {
    display: block;
  }

  header .header_notice_swiper {
    padding-left: 2rem;
    height: 36px;
  }

  header .header_notice_swiper::before {
    width: 20px;
    height: 20px;
  }

  header .header_notice_swiper .swiper-slide {
    font-size: 14px;
    padding-bottom: 0;
  }

  header .header_notice_swiper .swiper-slide a {
    margin: 0;
  }

  header .header_search {
    width: 100%;
    position: fixed;
    background-color: #fff;
    display: block;
    z-index: -1;
    top: 121px;
    left: 0;
    border-bottom: 1px solid #c9d7de;
    padding: 10px 20px;
    transform: translateY(-1rem);
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s, opacity 0.3s;
  }

  header .header_search form {
    background-color: rgba(10, 59, 149, 0.09);
  }

  header .header_search form input[type=text] {
    font-size: 14px;
    padding: 8px 20px;
    color: var(--title_color);
  }

  header .header_search form input[type=text]::placeholder {
    color: var(--title_color);
  }

  header .header_search form input[type=submit] {
    width: 2.5rem;
    height: 2.5rem;
    filter: contrast(0) brightness(0);
  }

  header .header_search form input[type=submit]:hover {
    background-color: transparent;
  }

  header .header_search.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  header .lang {
    flex: 1 0 48%;
    grid-template-columns: 16px 1fr 12px;
    font-size: 14px;
    line-height: 1.5;
    padding: 9px 12px;
    gap: 6px;
    min-width: unset;
    height: 40px;
    display: none;
  }

  header .logo img {
    height: 40px;
  }

  header .social {
    display: none;
  }

  header .btns {
    gap: 22px;
    min-height: 4rem;
  }

  header .btn {
    display: none;
  }

  header .btn_search {
    width: 22px;
    height: 22px;
    cursor: pointer;
    display: block;
    content: '';
    background: url("../img/icon-search.svg") no-repeat center / contain;
    filter: contrast(0) brightness(0);
  }

  header .btn_lang {
    width: 22px;
    height: 22px;
    cursor: pointer;
    display: block;
    content: '';
    background: url("../img/icon-lang.svg") no-repeat center / contain;
    filter: contrast(0) brightness(0);
  }

  footer .footer_main {
    padding: 3rem 0 4rem;
  }

  footer .footer_main::before {
    display: none;
  }

  footer .footer_main .flex {
    display: block;
  }

  footer .slide_intro {
    margin: 0;
    width: 100%;
  }

  footer .slide_intro .logo {
    max-width: 120px;
    margin: 0 auto;
  }

  footer .slide_intro p {
    font-size: 0.9rem;
    line-height: 1.5rem;
    text-align: center;
    margin: 20px 0 0;
  }

  footer .slide_intro div {
    margin: 2rem 0 20px;
  }

  footer .slide_intro .menu {
    margin: 0;
  }

  footer .slide_intro .menu a {
    min-height: unset;
    font-size: 1rem;
    padding: 3px 22px;
    min-height: 3rem;
    background-color: var(--bg_color);
  }

  footer .slide_intro .menu a::after {
    width: 12px;
  }

  footer .slide_obj:not(.slide_subscribe) {
    width: 100%;
  }

  footer .slide_obj:not(.slide_subscribe) strong {
    font-size: 1rem;
    line-height: 46px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    padding: 0 22px;
    position: relative;
    margin-bottom: 1rem;
  }

  footer .slide_obj:not(.slide_subscribe) strong::after {
    content: '';
    display: block;
    width: 12px;
    height: 12px;
    background: url(../img/select-icon.svg) no-repeat center / contain;
    position: absolute;
    right: 22px;
    top: 50%;
    transform: translateY(-50%);
    transition: all 0.3s;
  }

  footer .slide_obj:not(.slide_subscribe).active strong::after {
    transform: translateY(-50%) rotate(180deg);
  }

  footer .slide_obj:not(.slide_subscribe)>div {
    display: none;
    padding: 0 1.2rem 1.2rem;
  }

  footer .slide_obj:not(.slide_subscribe)>div li {
    margin-bottom: 14px;
  }

  footer .slide_obj:not(.slide_subscribe)>div a {
    font-size: 14px;
    display: block;
    font-weight: normal;
  }

  footer .slide_obj:not(.slide_subscribe)>div p {
    font-size: 0.9rem;
    line-height: 1.5rem;
  }

  footer .slide_subscribe {
    width: 100%;
    padding-top: 20px;
  }

  footer .slide_subscribe strong {
    font-size: 18px;
    margin-bottom: 20px;
  }

  footer .slide_subscribe p {
    font-size: 0.9rem;
    line-height: 1.5rem;
  }

  footer .slide_subscribe form {
    gap: 1rem;
    margin-top: 20px;
  }

  footer .slide_subscribe form input[type=email] {
    font-size: 14px;
    padding: 14px 20px;
    background-color: var(--bg_color);
  }

  footer .slide_subscribe form input[type=submit] {
    width: 46px;
    height: 46px;
  }

  footer .slide_subscribe .social {
    margin-top: 2rem;
    gap: 1rem;
    justify-content: space-around;
  }

  footer .slide_subscribe .social a {
    width: 42px;
    height: 42px;
  }

  footer .copyright {
    padding: 20px 0;
  }

  footer .copyright .flex {
    gap: 2rem;
    flex-direction: column-reverse;
  }

  footer .copyright ul {
    gap: 1rem;
  }

  footer .copyright p {
    font-size: 13px;
  }

  footer .copyright a {
    font-size: 14px;
  }

  .footer_contact::before {
    width: 100%;
    background-size: cover;
  }

  .footer_contact .flex {
    min-height: unset;
    gap: 0 1rem;
  }

  .footer_contact .img {
    width: 100%;
    margin-top: -2rem;
  }

  .footer_contact .head {
    padding: 1.2rem 0 3rem;
  }

  .footer_contact h2 {
    max-width: unset;
  }

  .page_banner {
    padding: 0;
  }

  .page_banner::before {
    width: 100%;
    opacity: 0.5;
  }

  .page_banner .flex {
    min-height: unset;
    padding: 4rem 0 4rem;
  }

  nav.navigation .nav-links {
    gap: 8px;
  }

  nav.navigation .page-numbers {
    width: 2rem;
    height: 2rem;
    font-size: 14px;
    padding: 0 10px;
  }

  nav.navigation .next::after,
  nav.navigation .prev::after {
    background-size: 6px;
  }

  .blogs_section {
    padding: 3rem 0 5rem;
  }

  .blogs_section .flex {
    display: block;
  }

  .blogs_section .head {
    padding: 0;
  }

  .blogs_section .blogs_swiper {
    margin-top: 2rem;
    padding: 0 0 10px;
  }

  .blogs_section .swiper_btns {
    position: static;
    width: 100%;
    padding: 0 20px;
    transform: translate(0);
    justify-content: flex-end;
    margin-top: 22px;
  }

  .blogs_section p.center:has(.btn_line) {
    margin-top: 2.2rem;
  }

  .blog_item.active .more {
    opacity: 1;
    transform: translateY(0);
  }

  .blog_item .info {
    padding: 1.2rem 20px;
  }

  .blog_item .metas {
    font-size: 14px;
    gap: 10px;
    margin-bottom: 12px;
  }

  .blog_item h3 {
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 10px;
  }

  .blog_item .desc {
    padding-top: 10px;
    transform: translateY(0);
  }

  .blog_item p {
    font-size: 0.9rem;
    line-height: 1.5;
    opacity: 1;
  }

  .blog_item .more {
    position: static;
    font-size: 14px;
    opacity: 1;
    margin-top: 20px;
    gap: 10px;
  }

  .blog_item .more i {
    width: 1.5rem;
    height: 1.5rem;
  }

  .product_item .info {
    padding: 1.2rem 20px;
    transform: translateY(0);
  }

  .product_item h3 {
    font-size: 18px;
    line-height: 1.5;
    padding-bottom: 10px;
    margin-bottom: 10px;
  }

  .product_item ul {
    margin-bottom: 1rem;
  }

  .product_item ul li {
    margin-bottom: 10px;
    font-size: 0.9rem;
  }

  .product_item ul strong {
    font-size: 16px;
    margin-bottom: 2px;
  }

  .product_item .btn {
    padding: 13px 20px;
    transform: translateY(0);
    opacity: 1;
  }

  .home_products .nav_list,
  .blogs_section .nav_list,
  .blog_section .nav_list {
    width: calc(100% + 40px);
    padding: 0 20px;
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 2rem;
    margin: 1rem -20px 0;
  }

  .home_products .nav_list::-webkit-scrollbar,
  .blogs_section .nav_list::-webkit-scrollbar,
  .blog_section .nav_list::-webkit-scrollbar {
    display: none;
  }

  .home_products .nav_list .nav_item,
  .blogs_section .nav_list .nav_item,
  .blog_section .nav_list .nav_item {
    white-space: nowrap;
    font-size: 16px;
    padding: 12px 0;
  }

  .home_banner {
    padding: 3rem 0 4rem;
  }

  .home_banner .flex {
    flex-direction: column-reverse;
  }

  .home_banner .left {
    margin: 0;
    padding: 0;
  }

  .home_banner .img {
    width: 100%;
    max-width: 444px;
    margin: 0 auto;
  }

  .home_banner p {
    max-width: unset;
  }

  .home_banner .certifications {
    margin-top: 20px;
    padding-top: 20px;
  }

  .home_banner .certifications strong {
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 1rem;
  }

  .home_banner .certifications ul {
    justify-content: space-between;
    gap: 1rem;
  }

  .home_banner .certifications li {
    height: 40px;
  }

  .home_solution {
    padding: 3rem 0;
  }

  .home_solution .nums ul {
    grid-template-columns: 1fr;
    gap: 2rem 1.2rem;
  }

  .home_solution li {
    grid-template-columns: 3.5rem 1fr;
    gap: 0 1rem;
  }

  .home_solution li i {
    border-radius: 8px;
  }

  .home_solution li span {
    font-size: 1.8rem;
  }

  .home_solution li .label {
    font-size: 0.9rem;
    margin-top: 4px;
  }

  .home_category {
    padding: 3rem 0;
  }

  .home_category .list {
    margin-top: 2rem;
  }

  .home_category .list>div {
    gap: 1.2rem;
  }

  .home_category .list ul {
    grid-template-columns: 1fr;
    gap: 1.2rem 1rem;
  }

  .home_category .list .col-2 {
    grid-template-columns: 1fr;
    gap: 1.2rem 1rem;
  }

  .home_category .list .item.active .more {
    transform: translateX(0);
  }

  .home_category .list .item .info {
    padding: 1.2rem 20px 0;
  }

  .home_category .list .item .info h3 {
    font-size: 18px;
    line-height: 1.5;
  }

  .home_category .list .item .info p {
    font-size: 0.9rem;
    line-height: 1.5;
    max-width: unset;
    margin-top: 10px;
  }

  .home_category .list .item .more {
    font-size: 14px;
    gap: 12px;
    margin-top: 20px;
    transform: translateX(calc(-100% + 14px));
  }

  .home_category .list .item .more::after {
    width: 14px;
    height: 14px;
  }

  .home_category .list .item .img {
    width: 100%;
    padding-bottom: 83.444%;
    margin-top: -3rem;
  }

  .home_products {
    padding: 3rem 0;
  }

  .home_products .home_products_swiper {
    margin-top: 2rem;
    padding: 0 0 10px;
  }

  .home_products .swiper_btns {
    position: static;
    width: 100%;
    padding: 0 20px;
    transform: translate(0);
    justify-content: flex-end;
    margin-top: 22px;
    display: none;
  }

  .home_products p.center:has(.btn_line) {
    margin-top: 2.2rem;
  }

  .home_about {
    padding: 3rem 0;
  }

  .home_about .flex {
    display: block;
  }

  .home_about .right {
    padding: 0;
  }

  .home_about .more {
    font-size: 14px;
    gap: 12px;
    margin-top: 20px;
  }

  .home_about .more i {
    width: 2.2rem;
    height: 2.2rem;
  }

  .home_about .main {
    margin-top: 1rem;
    padding-top: 1rem;
  }

  .home_about .home_about_swiper .title {
    font-size: 18px;
    bottom: 1.2rem;
    padding: 0 20px;
    max-height: 150px;
  }

  .home_advantage {
    padding: 3rem 0;
  }

  .home_advantage .flex {
    margin-top: 2rem;
  }

  .home_advantage .left {
    width: 100%;
  }

  .home_advantage .items ul {
    grid-template-columns: 1fr;
    gap: 0 1rem;
    margin-bottom: -1px;
  }

  .home_advantage .item {
    padding: 1.2rem 0;
  }

  .home_advantage .item i {
    width: 3rem;
    height: 3rem;
    margin-bottom: 1rem;
  }

  .home_advantage .item h3 {
    font-size: 18px;
    line-height: 1.5;
    margin-bottom: 10px;
  }

  .home_advantage .item p {
    font-size: 0.9rem;
    line-height: 1.5rem;
    margin-bottom: 20px;
  }

  .home_advantage .item span {
    width: 12px;
    height: 12px;
  }

  .products_section {
    padding: 4rem 0;
  }

  .products_section .flex {
    gap: 2rem 1rem;
  }

  .products_section .left {
    position: static;
    top: 0;
    width: 100%;
    min-width: unset;
  }

  .products_section .products_sidebar {
    margin-top: 0;
  }

  .products_section .products_sidebar .title {
    font-size: 18px;
    gap: 1rem;
    padding: 12px 0;
  }

  .products_section .products_sidebar .title::after {
    width: 12px;
    height: 12px;
  }

  .products_section .products_sidebar .terms {
    display: none;
    padding: 10px 0 1rem;
  }

  .products_section .products_sidebar .terms li {
    margin-bottom: 10px;
  }

  .products_section .products_sidebar .terms li a {
    font-size: 0.9rem;
  }

  .products_section .list {
    margin-top: 2rem;
  }

  .products_section .list ul {
    grid-template-columns: 1fr;
    gap: 2rem 1rem;
  }

  .products_section nav.navigation {
    margin-top: 3rem;
  }

  .blog_section {
    padding: 4rem 0;
  }

  .blog_section .head {
    padding: 0;
  }

  .blog_section .flex {
    display: block;
  }

  .blog_section .list {
    margin-top: 2rem;
  }

  .blog_section .list>ul {
    grid-template-columns: 1fr;
    gap: 2rem 1rem;
  }

  .blog_section nav.navigation {
    margin-top: 3rem;
  }

  .post_section {
    padding: 2rem 0 4rem;
  }

  .post_section h1 {
    font-size: 22px;
    line-height: 1.5;
  }

  .post_section .metas {
    gap: 1.2rem;
    margin-top: 20px;
  }

  .post_section .metas span {
    font-size: 0.9rem;
    line-height: 1.5;
    gap: 10px;
  }

  .post_section .metas span::before {
    width: 14px;
    height: 14px;
  }

  .post_section .img {
    margin-top: 1.5rem;
  }

  .post_section .postdetail {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    line-height: 1.5;
    padding-bottom: 2rem;
  }

  .post_section .postdetail h2 {
    font-size: 18px;
    line-height: 1.5;
    margin: 1.5rem 0 1rem;
  }

  .post_section .postdetail h3 {
    font-size: 16px;
    line-height: 1.5;
    margin: 1rem 0;
  }

  .post_section .postdetail p {
    margin: 10px 0;
  }

  .post_section .postdetail img {
    margin: 10px 0;
    border-radius: 8px;
  }

  .post_section .postdetail ul {
    margin: 1rem 0;
  }

  .post_section .postdetail ul li {
    padding-left: 1rem;
    margin-bottom: 10px;
  }

  .post_section .postdetail ul li::before {
    width: 4px;
    height: 4px;
    top: 9px;
  }

  .post_section .tags-box {
    margin-top: 1rem;
  }

  .post_section+.tags {
    gap: 1rem;
    font-size: 16px;
    margin-top: 1rem;
  }

  .post_section+.tags p {
    font-size: 0.9rem;
    padding: 6px 1.5rem;
  }

  .post_section .share {
    gap: 1rem;
  }

  .post_section .share a {
    width: 2.5rem;
    height: 2.5rem;
  }



  /*** global css ***/
  .lang_modal .modal_content {
    padding: 20px 1rem 1.5rem 1.5rem;
  }

  .lang_modal .modal_content .close {
    width: 2rem;
    height: 2rem;
    margin: 0 -8px 20px auto;
  }

  .lang_modal .modal_content .gtranslate_wrapper a {
    padding: 1rem 20px;
  }

  .lang_modal .modal_content .gtranslate_wrapper a img {
    width: 2rem;
    height: 2rem;
  }

  .lang_modal .modal_content .gtranslate_wrapper a span {
    font-size: 16px;
  }

  .lang_modal .modal_content .gtranslate_wrapper {
    gap: 1rem;
    grid-template-columns: 1fr;
  }

  div form#sytech-newsletter-subscription p.success.active,
  div form#sytech-newsletter-subscription p.failed.active {
    top: -4rem;
  }

  div form#sytech-newsletter-subscription p.success,
  div form#sytech-newsletter-subscription p.failed {
    font-size: 12px;
    max-width: 220px;
    padding: 10px 10px 10px 30px;
  }

  div form#sytech-newsletter-subscription p.success::before,
  div form#sytech-newsletter-subscription p.failed::before {
    left: 10px;
    top: 10px;
    width: 12px;
    height: 12px;
  }


  /*** global css ***/


  .search .products_section .list > ul {
    grid-template-columns: 1fr;
  }
}

@media screen and (min-width: 640px) and (max-width: 768px) {
  .only_mobile {
    display: block;
  }

  body.fixed {
    padding-right: 0;
  }

  .head .subtitle {
    font-size: 15px;
    line-height: 1.5;
    margin-bottom: 8px;
  }

  .head h1 {
    font-size: 34px;
    line-height: 1.5;
  }

  .head h2 {
    font-size: 28px;
    line-height: 1.5;
  }

  .head .desc,
  .head p {
    font-size: 16px;
    line-height: 1.5;
    margin-top: 12px;
  }

  .video_pop .pop_content {
    height: auto;
    width: 90vw;
  }

  .btn,
  .btn_line {
    font-size: 16px;
  }

  .home_solution .nums ul {
    grid-template-columns: 1fr 1fr;
  }

  .home_category .list .col-2 {
    grid-template-columns: 1fr 1fr;
  }

  .home_category .list ul {
    grid-template-columns: 1fr 1fr;
  }

  .home_products .nav_list .nav_item,
  .blogs_section .nav_list .nav_item,
  .blog_section .nav_list .nav_item {
    font-size: 18px;
  }

  .home_advantage .left {
    width: 34%;
  }

  .home_advantage .items ul {
    grid-template-columns: 1fr 1fr;
    margin-bottom: -2px;
  }

  .footer_contact .img {
    width: 50%;
  }

  .footer_contact .head {
    padding: 3rem 0;
  }

  .products_section .list ul {
    grid-template-columns: 1fr 1fr;
  }

  .blog_section .list>ul {
    grid-template-columns: 1fr 1fr;
  }

  .search .products_section .list > ul {
    grid-template-columns: repeat(2, 1fr);
  }
}