@media (max-width: 1280px) {
  .header .inner {
    padding: 0 20px;
    height: 100%;
  }
  section {
    padding: 80px 20px;
  }
}
@media (max-width: 1024px) {
  /* HEADER - S */
  .header.active {
    height: 60px;
  }
  .header {
    height: 60px;
  }
  .logo {
    width: 40%;
  }
  .gnb {
    display: flex;
    align-items: center;
    width: auto;
    height: 50px;
  }
  .gnb .gnb-btn {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 30px;
    height: 30px;
    /* border: 1px solid #ccc; */
    /* border-radius: 40px; */
    font-size: 20px;
    line-height: 50px;
    color: #999;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
  }
  .gnb .gnb-plus-btn.active {
    position: fixed;
    z-index: 10000000;
    right: 20px;
    top: auto;
    transform: rotate(45deg);
  }

  .gnb-wrap {
    width: 0;
    height: 100vh;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: fixed;
    left: 50%;
    top: 50%;
    z-index: 1000000;
    overflow: hidden;
    transition: width 0.5s;
    transform: translate(-50%, -50%);
    background-color: #333;
    opacity: 0;
  }
  .gnb-wrap li a {
    height: 80px;
    line-height: 80px;
    opacity: 0;
  }
  .gnb-wrap.active {
    display: flex;
    width: 100%;
    opacity: 1;
  }
  .gnb-wrap.active li a {
    font-size: 50px;
    color: #fff;
    position: relative;
    opacity: 1;
  }
  .gnb-wrap.active li a:after {
    height: 18px;
    bottom: 23px;
    z-index: -1;
    background-color: #87aaeb;
    opacity: 1;
  }
  .header.active .gnb-wrap li a:after {
    bottom: 23px;
  }
  /* HEADER - E */

  /* ABOUT - S */
  .about .sec-header {
    width: 100%;
  }
  .about-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    row-gap: 30px;
  }
  .about-txt {
    width: 500px;
    /* width: 80%; */
    order: 2;
  }
  .about-info .about-info-tit {
    font-size: 20px;
    line-height: 36px;
  }
  .about-info .about-info-list > li {
    gap: 10px;
    font-size: 16px;
    line-height: 28px;
  }
  .about-info .about-info-list > li em {
    width: 90px;
  }
  /* .about-info .about-info-list > li span {
    width: calc(100% - 90px);
  } */
  .about-info .about-info-list > li ul {
    width: 100%;
  }
  .about-info-list > li:nth-child(4),
  .about-info-list > li:nth-child(5) {
    flex-direction: column;
    gap: 0;
  }
  .about-info-list > li:nth-child(4) span,
  .about-info-list > li:nth-child(5) span {
    width: 100%;
  }
  .about-img {
    width: 45%;
    height: auto;
    position: static;
    order: 1;
  }
  .about-info .about-info-list > li em {
    display: block;
  }
  .about-info .about-info-list > li {
    flex-direction: column;
  }
  .about-info .about-info-list > li span {
  }
  /* ABOUT - E */

  /* WEBSITE - S */
  .website .inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  .website .sec-header {
    order: 1;
  }
  .website .web-box {
    order: 3;
    height: 720px;
  }
  .web {
    flex-direction: column;
    align-items: center;
    justify-content: space-evenly;
    width: 100%;
    height: 100%;
    padding: 0px 0px;
    column-gap: 0;
  }
  .web-img {
    order: 2;
    width: 55%;
  }
  .web-txt {
    order: 1;
    width: 100%;
  }
  .web-tit {
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 32px;
    line-height: 40px;
  }
  .web-desc {
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 24px;
  }
  .web-btn {
    justify-content: center;
    margin-bottom: 20px;
  }
  .web-btn a {
    width: 120px;
    height: 40px;
    border-radius: 5px;
    font-size: 16px;
    color: #333;
    line-height: 40px;
  }
  .website .tab-btn {
    width: 100%;
    margin-bottom: 20px;
    order: 2;
    position: static;
    overflow-x: scroll;
  }
  .website .tab-btn-wrap {
    display: flex;
    justify-content: start;
    column-gap: 8px;
  }
  .website .tab-btn li {
    padding: 5px 20px;
    border: 1px solid #fff;
    border-radius: 20px;
    font-weight: 500;
    font-size: 16px;
    line-height: 28px;
    text-indent: 0;
    white-space: nowrap;
  }
  .website .tab-btn li.active {
    border-color: #87aaeb;
    font-weight: 500;
    opacity: 1;
    background-color: #87aaeb;
  }
  .website .tab-btn li::before {
    display: none;
  }
  .website .arrow {
    display: none;
  }
  /* WEBSITE - E */

  /* MOBILE - S */
  .mobile-web .mobile-wrap {
    flex-direction: column;
  }
  .mobile-txt {
    width: 100%;
  }
  .mobile-tit {
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 32px;
    line-height: 40px;
  }
  .mobile-desc {
    margin-bottom: 20px;
    font-size: 16px;
    line-height: 24px;
  }
  .mobile-btn {
    justify-content: center;
    margin-bottom: 20px;
  }
  .mobile-btn a {
    width: 120px;
    height: 40px;
    border-radius: 5px;
    font-size: 14px;
    line-height: 40px;
  }
  .mobile-web .mobile-img-wrap {
    width: 100%;
    justify-content: center;
    gap: 20px;
  }
  .mockup-img {
    border-radius: 9px;
    width: 300px;
    height: 600px;
  }
  .mobile-img-wrap div:nth-child(1) {
    position: static;
  }
  /* MOBILE - E */

  /* PRACTICAL - S */
  .practical .inner {
    display: flex;
    flex-direction: column;
  }
  .practical .sec-header {
    order: 1;
  }
  .prac {
  }
  .prac-wrap {
    order: 3;
    width: 100%;
    height: 250px;
    position: relative;
  }
  .prac h4 {
    display: none;
  }
  .prac-box-slide {
    width: 100%;
    height: 250px;
    margin-left: 0;
    position: absolute;
    left: 0px;
    top: 0;
    overflow-x: scroll;
  }
  .prac-box-wrap {
    width: 150%;
    height: 100%;
  }
  .prac-box {
    width: calc(100% / 2);
  }
  .prac-box .prac-txt {
    padding: 20px 25px;
  }
  .prac-box .prac-txt h5 {
    margin-bottom: 10px;
    font-size: 18px;
    line-height: 28px;
  }
  .prac-box .prac-txt span {
    font-size: 16px;
    line-height: 24px;
    opacity: 1;
  }
  .prac-box::before {
    display: none;
  }
  .prac-box-img {
    width: 100%;
    height: 100%;
  }
  .prac-tab {
    display: block;
    margin-bottom: 20px;
    order: 2;
    overflow-x: scroll;
  }
  .prac-tab-wrap {
    display: flex;
    column-gap: 8px;
  }
  .prac-tab-wrap li {
    padding: 5px 20px;
    border: 1px solid #ccc;
    border-radius: 20px;
    font-weight: 500;
    font-size: 16px;
    line-height: 28px;
    text-indent: 0;
    color: #333;
    cursor: pointer;
    white-space: nowrap;
  }
  .prac-tab-wrap li.active {
    border-color: #87aaeb;
    font-weight: 500;
    color: #fff;
    opacity: 1;
    background-color: #87aaeb;
  }
  .prac-box:hover .prac-txt h5 {
    transform: none;
  }
  .prac-box:hover .prac-txt span {
    transform: none;
  }
  /* PRACTICAL - E */

  /* DESIGN - S */
  .design {
    display: flex;
    flex-direction: column;
  }
  .design .sec-header {
    order: 1;
  }
  .desi {
    padding-right: 0;
  }
  .desi h4 {
    display: none;
  }
  .desi-wrap {
    order: 3;
  }
  .design-box {
    display: flex;
    flex-direction: column;
    height: 250px;
    margin-right: 0;
  }
  .design-box-inner {
    padding: 20px 25px;
  }
  .design-box-txt h5 {
    margin-bottom: 10px;
    font-size: 18px;
    line-height: 28px;
  }
  .design-box-txt span {
    font-size: 16px;
    line-height: 24px;
  }
  .desi-tab {
    display: block;
    margin-bottom: 20px;
    order: 2;
    overflow-x: scroll;
  }
  .desi-tab-wrap {
    display: flex;
    column-gap: 8px;
  }
  .desi-tab-wrap li {
    padding: 5px 20px;
    border: 1px solid #ccc;
    border-radius: 20px;
    font-weight: 500;
    font-size: 16px;
    line-height: 28px;
    text-indent: 0;
    color: #333;
    cursor: pointer;
    white-space: nowrap;
  }
  .desi-tab-wrap li.active {
    border-color: #87aaeb;
    font-weight: 500;
    color: #fff;
    opacity: 1;
    background-color: #87aaeb;
  }
  .design-box:hover .design-box-inner {
    background-color: rgba(0, 0, 0, 0.5);
  }
  .design-box:hover .design-box-img img {
    transform: none;
  }
  .desi:nth-child(3) .design-box:hover img {
    transform: none;
  }
  .design-box .design-box-btn a {
    text-align: center;
    padding: 8px 10px;
    font-size: 14px;
  }
  .design-box:hover .design-box-txt {
    opacity: 1;
  }
  .design-box:hover .design-box-btn a {
    border: solid 1px rgba(0, 0, 0, 0);
  }
  /* DESIGN - E */

  /*********** 
  FOOTER - S
  ***********/
  .footer {
    padding: 80px 20px;
  }
  .epilogue {
    margin-bottom: 30px;
  }
  .epil-tit {
    margin-bottom: 10px;
    font-size: 30px;
    line-height: 40px;
  }
  .epil-tit span::after {
    display: none;
  }
  .epil-desc {
    width: 80%;
    font-size: 16px;
    line-height: 24px;
  }
  .copy {
    font-size: 12px;
    line-height: 24px;
  }
  .pc-br {
    content: "";
    display: inline-block;
    padding: 0 2px;
  }
  .mo-opa05 {
    opacity: 0;
    animation: opa 0.5s linear both;
  }
  .pc-opa05 {
    animation: none;
  }
  /*********** 
  FOOTER - E
  ***********/

  /* GO TO TOP - S */
  .gototop {
    width: 60px;
    height: 60px;
    right: 20px;
    bottom: 40px;
    opacity: 0;
    transition: all 0.5s;
  }
  .gototop a {
    width: inherit;
    height: inherit;
    background-color: rgba(221, 221, 221, 0.5);
  }
  .gototop::before {
    width: 8px;
    height: 20px;
  }
  /* GO TO TOP - E */
  /* MODAL - S */
  .modal.active {
    display: none;
  }
  /* MODAL - E */
}

@media (max-width: 768px) {
  /* Mobile */
  /*********** 
  HEADER - S
  ***********/
  .header {
    height: 60px;
  }
  .logo {
    width: 50%;
  }
  /*********** 
  HEADER - E
  ***********/

  /*********** 
  MAIN - S
  ***********/
  /* MAIN - S */
  /* MAIN COMMON - S */
  section {
    padding: 80px 20px;
  }
  .sec-header {
    margin-bottom: 40px;
  }
  .sec-tit {
    margin-bottom: 8px;
    font-size: 18px;
    line-height: 28px;
  }
  .sec-sub-tit {
    margin: 0;
    font-size: 40px;
    line-height: 52px;
  }
  .sec-sub-tit strong::after {
    height: 10px;
    bottom: 10px;
  }
  .sec-desc {
    font-size: 14px;
    line-height: 22px;
  }
  /* MAIN COMMON - E */

  /* HOME - S */
  .home {
    padding: 120px 20px 80px 20px;
    flex-direction: column;
    justify-content: start;
    row-gap: 30px;
    height: auto;
  }
  .home-txt {
    width: 100%;
  }
  .home-txt h3 {
    font-size: 40px;
    line-height: 52px;
  }
  .home-txt h3 em::after {
    height: 10px;
    bottom: 13px;
  }
  .home-txt > span {
    font-size: 16px;
    line-height: 28px;
  }
  .home-txt p {
    font-size: 14px;
    line-height: 24px;
  }
  .home-door {
    width: 300px;
    height: 300px;
  }
  .home-door span {
    display: block;
  }
  .home-door span:first-child {
    width: 100px;
    height: 180px;
    border-radius: 50px 50px 0 0;
  }
  .home-door span:nth-child(2) {
    width: 108px;
    height: 12px;
  }
  .home-door span:nth-child(3) {
    width: 116px;
    height: 14px;
  }
  .home-door span:nth-child(4) {
    width: 124px;
    height: 16px;
  }
  .home-door span:nth-child(5) {
    width: 132px;
    height: 18px;
  }
  .home-door span:nth-child(6) {
    width: 140px;
    height: 22px;
  }
  .home-door span:nth-child(7) {
    width: 148px;
    height: 26px;
  }
  .home-btn {
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 14px;
    line-height: 1.2;
  }
  /* HOME - E */

  /* ABOUT - S */
  .about-info .about-info-list > li span {
    display: block;
  }
  .about-img {
    width: 65%;
  }
  .about-txt {
    width: 100%;
  }
  /* ABOUT - E */
  /* SKILL - S */
  .skill {
  }
  .skill-box {
  }
  .skill-list-wrap {
    flex-direction: column;
    flex-wrap: nowrap;
    column-gap: 40px;
    row-gap: 40px;
    justify-content: center;
    align-items: center;
  }
  .skill-list {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: start;
    width: 320px;
  }
  .skill-list h4 {
    font-size: 24px;
  }
  .skill-list h4 em {
    font-size: 50px;
  }
  .skill-list p {
    width: auto;
    height: 112px;
    max-width: 320px;
    padding: 20px 20px;
    border-radius: 3px;
    font-size: 14px;
    line-height: 24px;
    background-color: #fff;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
  }
  /* SKILL - E */

  /* WEBSITE - S */
  .web-img {
    width: 70%;
  }
  /* WEBSITE - E */

  /* MOBILE WEB - S */
  .mockup-img {
    width: 170px;
    height: 340px;
  }
  /* MOBILE WEB - E */

  /*********** 
  MAIN - E
  ***********/

  /*********** 
  FOOTER - S
  ***********/

  /*********** 
  FOOTER - E
  ***********/
}

@media (max-width: 360px) {
}