html{height: 100%}
body{height: 100%; line-height: 14px; font-size: 12px; font-family:'Nanum Gothic', 'dotum', sans-serif; word-break: break-word; word-wrap: break-word; word-break: keep-all}
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, blockquote, th, td, p{margin: 0px; padding:0px; -webkit-text-size-adjust:none}
table{border-collapse: collapse;}
fieldset, img, abbr, acronym{border: 0px}
legend{position: absolute; *margin-left: -7px; height: 0; line-height: 0; font-size: 0; overflow: hidden}
address, caption, cite, code, dfn, em, var{font-style: normal; font-weight: normal}
ol,ul{list-style: none}
caption{height: 0; line-height: 0; font-size: 0; overflow: hidden; text-indent: -10000px}
q:before, q:after{content:''}
a{color: inherit; text-decoration: none; cursor: pointer}
button{padding: 0; border: 0 none; background: none}
header, footer, article, section, aside, details, figure, figcaption, nav, hgroup{display: block; margin: 0; padding: 0}
audio[controls], canvas, video{display: inline-block; *display: inline; *zoom: 1}
button, input, select, textarea{margin: 0; font-size: 100%; vertical-align: baseline; *vertical-align: middle}
button, input{line-height: normal; *overflow: visible}
table button, table input{*overflow: auto}
button, html input[type="button"], input[type="reset"], input[type="submit"]{cursor: pointer; -webkit-appearance: button}
input[type="checkbox"], input[type="radio"]{box-sizing: border-box}
input[type="search"]{-webkit-appearance: textfield; -moz-box-sizing: content-box; -webkit-box-sizing: content-box; box-sizing: content-box}
input[type="search"]::-webkit-search-decoration{-webkit-appearance: none}
button::-moz-focus-inner, input::-moz-focus-inner{border: 0; padding: 0}
textarea{overflow: auto; vertical-align: top}

:root {
  /* Colors */
  --primary-900: #ffeff4;
  --primary-800: #fecadb;
  --primary-700: #ffa4c2;
  --primary-600: #ff80aa;
  --primary-500: #ff5b91;
  --primary-400: #f0457d;
  --primary-300: #d81f5c;
  --primary-200: #ba0b45;
  --primary-100: #940131;
  --white: #ffffff;
  --gray-900: #f5f5f5;
  --gray-800: #e4e4e4;
  --gray-700: #c2c2c2;
  --gray-600: #a6a6a6;
  --gray-500: #7b7b7b;
  --gray-400: #4a4a4a;
  --gray-300: #323232;
  --gray-200: #232323;
  --gray-100: #191919;
  --gray-50: #141413;
  --black: #000000;

  --swiper-theme-color: #323232 !important;
}

body {
  font-family: "Pretendard";
}

html {
  scroll-behavior: smooth;
}

.index_group {
  display: none;
}

#tt-body-index .index_group {
  display: block;
}

header {
  display: flex;
  -webkit-box-pack: justify;
  -webkit-box-align: center;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  width: 100%;
  padding: 24px 40px;
  z-index: 100;
  backdrop-filter: blur(15px);
  background: rgba(255, 255, 255, 0.3);
  transition: background-color 0.3s ease 0s;
  box-sizing: border-box;
}

header .logo {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  color: #fff;
  font-size: 13px;
  line-height: 20px;
}

header .logo span {
  display: inline-flex;
  margin: 0 8px 0 16px;
  color: var(--gray-700);
}

header h1 {
  display: flex;
  flex-shrink: 0;
  max-width: 200px;
}

header a img {
  display: block;
  width: 100%;
  height: auto;
}

header nav {
  display: flex;
  -webkit-box-align: center;
  align-items: center;
}

.btn_open_gnb,
.mobile_gnb {
  display: none;
}

header nav ul {
  display: flex;
}

header nav ul li a {
  padding: 0 21px;
  font-size: 16px;
  line-height: 24px;
}

header nav ul a:hover,
header nav ul a:focus {
  text-decoration: underline;
}

.nav_link {
  display: none;
  margin-left: 101px;
  gap: 24px;
  align-items: center;
}

.nav_link button {
  width: 32px;
}

.nav_link button img {
  width: 100%;
  height: auto;
}

/* typography */
h1 {
  font-size: 36px;
  line-height: 48px;
}

h2 {
  font-size: 30px;
  line-height: 36px;
}

h3 {
  font-size: 24px;
  line-height: 34px;
}

h4 {
  font-size: 22px;
  line-height: 32px;
}

.text_size_1 {
  font-size: 20px;
  line-height: 24px;
}

.text_size_2 {
  font-size: 18px;
  line-height: 22px;
}

.text_size_3 {
  font-size: 16px;
  line-height: 20px;
}

.text_size_4 {
  font-size: 14px;
  line-height: 20px;
}

.text_size_5 {
  font-size: 13px;
  line-height: 19px;
}

.caption {
  font-size: 10px;
  line-height: 16px;
}

.caption_small {
  font-size: 8px;
  line-height: 14px;
}

/* components */
feature {
  display: block;
}

.inner {
  min-width: 320px;
  padding: 0 40px;
  margin: 0 auto;
  box-sizing: border-box;
}

.frame_img {
  display: block;
}

.frame_img img,
.frame_bg img {
  display: block;
  width: 100%;
  height: auto;
}

.frame_bg {
  display: block;
  background-position: 50% 50%;
  background-size: cover;
  background-repeat: no-repeat;
}

.link_comm {
  display: inline-flex;
  width: fit-content;
  padding: 10px 18px;
  border-radius: 8px;
  background: var(--gray-900);
  color: var(--gray-500);
  transition: backgrounds 0.2s, color 0.2s;
}

.link_comm:hover,
.link_comm:focus {
  background: var(--gray-200);
  color: var(--gray-800);
}

.link_banner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 40px 0;
  background: var(--gray-200);
  color: var(--gray-800);
  gap: 10px;
}

.f_title {
  padding: 60px 0 40px;
  text-align: center;
}

.f_title p {
  padding-top: 22px;
}

.f_title {
  padding: 100px 0 80px;
  text-align: center;
}

.sect_basic {
  padding: 110px 0;
  text-align: center;
}

.sect_basic p {
  padding-top: 16px;
}

.sect_basic .inner {
  max-width: 1024px;
}

.sect_basic .list_thumb {
  padding-top: 40px;
}

.list_thumb {
  display: flex;
  flex-direction: row;
  gap: 40px;
}

.list_thumb li {
  width: 33.33%;
}

.list_thumb li a {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: 8px;
}

.list_thumb li a > strong {
  position: absolute;
  top: 24px;
  left: 24px;
  z-index: 1;
}

.list_thumb li a:after {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  content: "";
}

.list_thumb.type_2 li a {
  border-radius: 0;
}

.list_thumb.type_2 li a:after {
  display: none;
}

.list_thumb.type_2 .info {
  position: absolute;
  bottom: 0;
  left: 0;
  z-index: 1;
  background: rgba(255, 255, 255, 0.8);
  width: 100%;
  text-align: left;
  padding: 16px;
  box-sizing: border-box;
  transition: transform 0.7s;
  transform: translateY(100%);
}

.list_thumb.type_2 a:hover .info,
.list_thumb.type_2 a:focus .info {
  transform: translateY(0);
}

.list_thumb.type_2 .info strong,
.list_thumb.type_2 .info p {
  display: block;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.list_thumb.type_2 .info p {
  padding-top: 4px;
}

.sect_intro {
  padding: 110px 0 80px;
}

.sect_intro .inner {
  display: flex;
  flex-direction: row;
  gap: 125px;
  max-width: 1024px;
  margin: 0 auto;
}

.sect_intro .contents {
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 50%;
}

.sect_intro p {
  padding-top: 16px;
  color: var(--gray-400);
}

.sect_intro .link_comm {
  margin-top: 40px;
}

.sect_posts {
  padding: 110px 0;
}

.sect_posts .inner {
  max-width: 1024px;
}

.sect_posts h2 {
  text-align: center;
}

.sect_posts .tab_comm {
  justify-content: center;
  margin: 20px auto 40px;
}

.sect_posts .link_comm {
  display: flex;
  margin: 20px auto 0;
}

.tab_comm {
  display: flex;
  flex-direction: row;
  gap: 16px;
}

.tab_comm button {
  color: var(--gray-500);
}

.tab_comm button:hover,
.tab_comm button:focus,
.tab_comm button.on {
  color: var(--primary-500);
}

.list_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.list_grid li a {
  display: block;
  overflow: hidden;
  position: relative;
  border-radius: 8px;
}

.list_grid li a:hover .frame_bg,
.list_grid li a:focus .frame_bg {
  transition: all 0.5s;
  transform: scale(1.1);
}

.list_grid li .contents {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  padding: 24px;
  background: rgba(0, 0, 0, 0.15);
  box-sizing: border-box;
}

.list_grid li .contents strong {
  display: block;
}

.list_grid li .frame_bg {
  height: 400px;
}

.list_grid li:first-of-type,
.list_grid li:nth-of-type(4) {
  grid-column: span 2;
}

.sect_title {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #f1f5f9;
  height: 400px;
}

.sect_title p {
  color: var(--gray-400);
}

.sect_about {
  padding: 60px 0 110px;
}

.sect_about .inner {
  max-width: 1024px;
  margin: 0 auto;
}

.about_subject {
  display: flex;
  flex-direction: row;
  gap: 40px;
}

.about_subject .frame_img,
.about_subject .desc {
  max-width: 50%;
}

.about_subject .desc h3 {
  padding: 0 10px;
}

.about_subject .desc p {
  padding: 20px 10px 0;
  color: var(--gray-400);
}

.about_subject .desc p + h3 {
  border-top: 1px solid var(--gray-800);
  padding-top: 30px;
  margin-top: 30px;
}

.about_contents {
  padding-top: 80px;
}

.about_contents strong {
  display: block;
  padding: 0 40px;
}

.about_contents p {
  padding: 20px 40px 0;
  color: var(--gray-400);
}

.about_contents hr {
  margin: 40px 0;
  height: 1px;
  border: 0;
  padding: 0;
  background: var(--gray-800);
}

.sect_service {
  padding: 110px 0;
}

.sect_service .inner {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 1024px;
  margin: 0 auto;
}

.info_service {
  padding: 24px;
  background: #f1f5f9;
  border-radius: 8px;
}

.info_service strong {
  display: block;
  padding-top: 16px;
  color: #1e293b;
}

.info_service p {
  padding-top: 8px;
  color: #475569;
}

.sect_slide {
  padding: 60px 0;
}

.sect_slide .inner {
  position: relative;
  max-width: 1024px;
  margin: 0 auto;
}

.sect_slide .inner .swiper-prev,
.sect_slide .inner .swiper-next {
  position: absolute;
  top: 50%;
  background: var(--white);
  border-radius: 50%;
  z-index: 1;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.sect_slide .inner .swiper-button-disabled {
  display: none;
}

.sect_slide .inner .swiper-prev {
  left: 0;
  transform: translate(50%, -50%);
}

.sect_slide .inner .swiper-next {
  right: 0;
  transform: translate(-50%, -50%);
}

.sect_project .inner {
  max-width: 1024px;
  margin: -50px auto 0;
}

.sect_project .frame_img {
  max-width: 40%;
}

.sect_project .desc {
  padding-top: 40px;
  max-width: 50%;
  color: var(--gray-500);
}

.sect_module {
  padding: 60px 0;
}

.sect_module .inner {
  display: flex;
  flex-direction: row;
  gap: 28px;
  max-width: 1024px;
  margin: 0 auto;
}

.module_box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-grow: 1;
  padding: 40px 0;
  border-radius: 8px;
  background: var(--gray-900);
}

.module_box strong {
  display: flex;
  align-items: baseline;
}

.module_box p {
  color: var(--gray-400);
}

.sect_description {
  padding: 110px 0;
}

.sect_description .inner {
  max-width: 1024px;
  margin: 0 auto;
}

.sect_description .title {
  display: flex;
  flex-direction: row;
  gap: 60px;
}

.sect_description .title h3 {
  min-width: 20%;
}

.sect_description .frame_img {
  padding-top: 60px;
}

.sect_description .contents {
  padding: 60px 40px 0;
  color: var(--gray-500);
}

.list_thumb li a > strong,
.list_grid li .contents {
  color: var(--white);
}

.sect_intro .inner .frame_img {
  max-width: 50%;
}

.sect_posts h2 {
  padding-bottom: 40px;
}

.list_type_notice li + li {
  border-top: 1px solid var(--gray-800);
}

.list_type_notice .link_notice {
  display: flex;
  flex-direction: row;
  gap: 20px;
  padding: 20px 16px;
}

.list_type_notice .category {
  display: block;
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.4px;
}

.list_type_notice strong {
  display: block;
  font-size: 22px;
  line-height: 32px;
  font-weight: 700;
  text-overflow: ellipsis;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.area-paging {
  padding-top: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.paging_num {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.link_page,
.link_num {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: var(--gray-800);
  border-radius: 50%;
  width: 24px;
  height: 24px;
}

.no-more-prev,
.no-more-next {
  display: none;
}

.paging_num .selected {
  font-weight: bold;
}

.article-view,
.article-footer {
  padding: 16px;
}

.another_category {
  display: none;
}

/* tablet */
@media (max-width: 1440px) {
  /* typography */
  h1 {
    font-size: 32px;
    line-height: 40px;
  }

  h2 {
    font-size: 26px;
    line-height: 32px;
  }

  h3 {
    font-size: 20px;
    line-height: 24px;
  }

  h4 {
    font-size: 18px;
    line-height: 24px;
  }

  /* components */
  .inner {
    padding: 0 32px;
  }

  .sect_basic {
    padding: 80px 0;
    text-align: center;
  }

  .sect_basic .list_thumb {
    padding-top: 32px;
  }

  .list_thumb {
    gap: 32px;
  }

  .list_thumb li a > strong {
    top: 16px;
    left: 16px;
  }

  .sect_intro {
    padding: 96px 0 64px;
  }

  .sect_intro .inner {
    gap: 80px;
  }

  .sect_intro .link_comm {
    margin-top: 32px;
  }

  .sect_posts {
    padding: 84px 0;
  }

  .list_grid {
    gap: 16px;
  }

  .list_grid li .frame_bg {
    height: 250px;
  }

  .link_banner {
    padding: 32px 0;
  }

  .sect_title {
    height: 250px;
  }

  .sect_about {
    padding: 54px 0 84px;
  }

  .about_subject {
    gap: 24px;
  }

  .about_contents {
    padding-top: 64px;
  }

  .about_contents strong {
    padding: 0 24px;
  }

  .about_contents p {
    padding: 16px 24px 0;
  }

  .about_contents hr {
    margin: 32px 0;
  }

  .sect_service,
  .sect_description {
    padding: 84px 0;
  }

  .sect_slide {
    padding: 48px 0;
  }

  .module_box {
    padding: 32px 0;
  }

  .sect_description .frame_img {
    padding-top: 48px;
  }

  .sect_description .contents {
    padding: 48px 32px 0;
  }

  /* header */
  header {
    padding: 14px 32px;
  }

  header h1 {
    max-width: 140px;
  }

  header nav ul li a {
    padding: 0 9px;
    font-size: 14px;
    line-height: 20px;
  }

  header nav ul {
    display: none;
  }

  .nav_link {
    display: flex;
  }

  .btn_open_gnb {
    display: block;
  }

  .mobile_gnb {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 200;
    background: rgba(0, 0, 0, 0.3);
    transition: none;
  }

  .mobile_gnb .inner {
    overflow-y: auto;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    padding: 118px 20px;
    transition: transform 0.5s ease-in;
    background: var(--white);
  }

  .mobile_gnb.open,
  .mobile_gnb.open .inner {
    transform: translateX(0);
  }

  .mobile_gnb,
  .mobile_gnb .inner {
    transform: translateX(100%);
  }

  .mobile_gnb.hide .inner {
    transform: translateX(100%);
  }

  .mobile_gnb .gnb > ul {
    flex-direction: column;
  }

  .mobile_gnb .gnb li {
    display: flex;
    padding: 12px 0;
  }

  .mobile_gnb .gnb a {
    position: relative;
    padding: 0;
    font-size: 18px;
    font-weight: 600;
    line-height: 28px;
  }

  .mobile_gnb .btn_close_gnb {
    position: absolute;
    top: 15px;
    right: 20px;
    width: 24px;
  }

  .nav_link {
    margin-left: 0;
    gap: 16px;
  }

  .gnb button {
    padding: 0 10px;
  }
}

/* mobile */
@media (max-width: 743px) {
  /* typography */
  h1 {
    font-size: 28px;
    line-height: 34px;
  }

  h2 {
    font-size: 24px;
    line-height: 32px;
  }

  h3 {
    font-size: 18px;
    line-height: 24px;
  }

  h4 {
    font-size: 16px;
    line-height: 22px;
  }

  .text_size_1 {
    font-size: 13px;
    line-height: 19px;
  }

  .text_size_2 {
    font-size: 13px;
    line-height: 18px;
  }

  .text_size_3 {
    font-size: 12px;
    line-height: 18px;
  }

  .text_size_4 {
    font-size: 11px;
    line-height: 18px;
  }

  .text_size_5 {
    font-size: 10px;
    line-height: 15px;
  }

  /* components */
  .inner {
    padding: 0 16px;
  }

  .sect_basic {
    padding: 60px 0;
  }

  .sect_basic p {
    padding-top: 8px;
  }

  .sect_basic .list_thumb {
    padding-top: 20px;
  }

  .list_thumb {
    flex-direction: column;
    gap: 12px;
  }

  .list_thumb li {
    width: 100%;
  }

  .list_thumb li a {
    width: 200px;
    height: 200px;
    margin: 0 auto;
  }

  .list_thumb.type_2 {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .list_thumb.type_2 li {
    width: calc(50% - 6px);
  }

  .list_thumb.type_2 li a {
    width: 100%;
    height: auto;
  }

  .list_thumb.type_2 .info {
    transform: translateY(0);
  }

  .sect_intro {
    padding: 64px 0 40px;
  }

  .sect_intro .inner {
    flex-direction: column;
    gap: 24px;
  }

  .sect_intro .contents {
    max-width: 100%;
  }

  .sect_intro p {
    padding-top: 8px;
  }

  .sect_intro .link_comm {
    margin-top: 20px;
  }

  .sect_posts {
    padding: 60px 0;
  }

  .sect_posts .tab_comm {
    margin: 8px auto 24px;
  }

  .tab_comm {
    gap: 8px;
  }

  .list_grid {
    grid-template-columns: repeat(1, 1fr);
    gap: 16px;
  }

  .list_grid li .contents {
    padding: 16px;
  }

  .list_grid li .frame_bg {
    height: 160px;
  }

  .list_grid li:first-of-type,
  .list_grid li:nth-of-type(4) {
    grid-column: 1;
  }

  .link_banner {
    padding: 8px 0;
  }

  .sect_title {
    height: 164px;
  }

  .sect_about {
    padding: 40px 0 60px;
  }

  .about_subject {
    flex-direction: column;
    gap: 12px;
  }

  .about_subject .frame_img,
  .about_subject .desc {
    max-width: 100%;
  }

  .about_subject .desc p + h3 {
    margin-top: 16px;
    padding-top: 16px;
  }

  .about_subject .frame_img {
    height: 250px;
    overflow: hidden;
  }

  .about_contents strong {
    padding: 0 12px;
  }

  .about_contents p {
    padding: 8px 12px 0;
  }

  .about_contents hr {
    margin: 16px 0;
  }

  .sect_service .inner {
    grid-template-columns: repeat(1, 1fr);
    gap: 16px;
  }

  .info_service {
    padding: 16px;
  }

  .info_service strong {
    padding-top: 8px;
  }

  .info_service p {
    padding-top: 6px;
  }

  .sect_service {
    padding: 24px 0;
  }

  .sect_slide {
    padding: 24px 0;
  }

  .sect_slide .inner {
    padding: 0 24px;
  }

  .sect_slide .inner .swiper-prev,
  .sect_slide .inner .swiper-next {
    width: 24px;
    height: 24px;
  }

  .sect_slide .inner .swiper-prev img,
  .sect_slide .inner .swiper-next img {
    width: 16px;
  }

  .info_service img {
    width: 24px;
    height: 24px;
  }

  .sect_project .inner {
    margin-top: -16px;
  }

  .sect_project .frame_img {
    max-width: 80%;
  }

  .sect_project .desc {
    max-width: 100%;
  }

  .sect_module {
    padding: 24px 0;
  }

  .sect_module .inner {
    flex-direction: column;
    gap: 12px;
  }

  .module_box {
    padding: 16px 0;
  }

  .sect_description {
    padding: 24px 0;
  }

  .sect_description .title {
    flex-direction: column;
    gap: 8px;
  }

  .sect_description .frame_img {
    padding-top: 24px;
  }

  .sect_description .contents {
    padding: 24px 8px 0;
  }

  /* header */
  header {
    padding: 6px 20px;
  }

  header .logo {
    font-size: 12px;
    line-height: 18px;
  }

  header h1 {
    width: 90px;
  }

  .nav_link {
    gap: 6px;
    margin: 0;
  }

  .nav_link button {
    width: 24px;
  }

  .mobile_gnb .inner {
    padding: 118px 40px;
  }
}