/* 공통 */
[class^="main_"] .tit {
  font-size: 4.2rem;
  font-weight: 800;
  text-align: center;
}
[class^="main_"] .tit_s {
  font-size: 2rem;
  text-align: center;
  color: #666;
}
.main .inner {
  max-width: 1352px;
  padding: 0 16px;
  margin: 0 auto;
  position: relative;
}
/* 동영상  */
.main_visual {
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background-image: url(../img/main/main_visual_img.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-color: #000;
}
.main_visual .media {
  width: 100%;
  height: 100%;
}
.main_visual .media video,
.main_visual .media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.main_visual .main_sch {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  margin: auto;
  max-width: var(--inner);
  width: 90%;
  height: 100%;
  text-align: center;
  color: #fff;
  line-height: 1;
  gap: 1rem;
  z-index: 1;
}
.main_visual .main_sch h1 {
  font-size: 9rem;
  font-family: "IBM-B";
}
.main_visual .main_sch h2 {
  font-family: "IBM-M";
  font-size: 5.2rem;
}
.main_visual .main_sch .sch_box {
  font-size: 2.4rem;
  color: #1d1d1d;
  display: flex;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.8);
  border: 0.3rem solid #ffffff;
  border-radius: 5rem;
  max-width: 60rem;
  width: 100%;
  padding: 1rem 0;
  margin-top: 2.5rem;
}
.main_visual .main_sch .sch_box input {
  background-color: transparent;
  height: 5.4rem;
  padding: 0 2.4rem;
  width: calc(100% - 7rem);
  border: none;
  font-size: clamp(18px, 2vw, 2.4rem);
  overflow: hidden;
  text-overflow: ellipsis;
}
.main_visual .main_sch .sch_box input:focus{
  box-shadow: none;
}
.main_visual .main_sch .sch_box:has(input:focus){
  box-shadow: 0 0 2.4rem rgba(19, 92, 210, 0.25);
}
.main_visual .main_sch .sch_box input::placeholder {
  font-size: clamp(15px, 2vw, 2.2rem);
}
.main_visual .main_sch .sch_box button {
  background-color: #135cd2;
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.15);
  display: flex;
  justify-content: center;
  align-items: center;
  transition: 0.2s background-color ease-in;
}
.main_visual .main_sch .sch_box svg {
  fill: #fff;
  width: 2.6rem;
  height: 2.6rem;
}
.main_visual .main_arrow {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  z-index: 1;
}
.main_arrow .text {
  color: #fff;
  text-align: center;
  position: absolute;
  top: -20px;
  opacity: 0.6;
  width: 100px;
  transform: translateX(-50%);
}
.main_arrow .arrow {
  width: 1rem;
  height: 3rem;
  transform: translateX(-50%);
}
.main_arrow .arrow .line {
  position: absolute;
  left: 50%;
  width: 0.1rem;
  height: 0;
  background: #fff;
  animation: line-animation 2s cubic-bezier(0.645, 0.045, 0.355, 1) infinite;
  transform: translate(-50%);
}
.main_arrow .arrow .chevron {
  left: 50%;
  animation: chevron-animation 2s cubic-bezier(0.645, 0.045, 0.355, 1) infinite;
  transform: translate(-50%) rotate(45deg);
  transform-origin: bottom right;
}

.main_arrow .arrow .chevron:before {
  content: "";
  transform: rotate(-90deg);
  transform-origin: bottom right;
}

.main_arrow .arrow .chevron,
.main_arrow .arrow .chevron:before {
  position: absolute;
  bottom: 0;
  width: 0.1rem;
  height: 1.6rem;
  background: #fff;
}
@keyframes line-animation {
  0% {
    height: 0;
  }
  50% {
    height: 3rem;
  }
  to {
    bottom: 0;
    height: 0;
  }
}
@keyframes chevron-animation {
  0% {
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

/* why korea swiper  */
.main_swiper {
  background-color: #1c115d;
  padding: 12rem 0;
  color: #fff;
  overflow: hidden;
  /* min-height: 100vh; */
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.main_swiper .tit_box {
  margin-bottom: 8rem;
}
.mainSwiper,
.main_swiper .tit_box {
  position: relative;
  z-index: 10;
}
.main_swiper .tit,
.main_swiper .tit_s {
  font-weight: normal;
}
.main_swiper .tit_s{
  color: rgba(256, 256, 256, 0.7);
}
.main_swiper .mainSwiper .swiper-slide {
  width: 25%;
  height: 22.5vw;
  max-height: 540px;
  min-height: 300px;
  transform: scale(0.9) translateX(20px);
  transition: 0.5s;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}
.main_swiper .mainSwiper .swiper-slide-active {
  background: linear-gradient(126deg, #322cda 1.09%, #5c57fb 96.67%);
  box-shadow: 0px 4px 16px 0px rgba(27, 9, 67, 0.5);
  transform: scale(1);
  transition: 0.5s;
  border-radius: 16px;
}
.mainSwiper .swiper-slide-active + .swiper-slide {
  background: linear-gradient(126deg, #3e20aa 1.09%, #4624c0 96.67%);
}
.mainSwiper .swiper-slide-active + .swiper-slide + .swiper-slide {
  background: linear-gradient(126deg, #45219a 1.09%, #562abd 96.67%);
}
.mainSwiper .swiper-slide {
  background: linear-gradient(126deg, #291b77 1.09%, #291b77 96.67%);
}
.mainSwiper .sw_content {
  padding: 5.4rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  word-break: keep-all;
  gap: 16px;
}
  /* 선택시 */
.main_swiper .mainSwiper .swiper-slide-active .sw_content{
  background: linear-gradient(126deg, #322cda 1.09%, #5c57fb 96.67%);
  background: linear-gradient(180deg, rgba(55, 49, 222, 0.15) 36.06%, #4640E9 67.79%, #4640E9 100%);
}
.mainSwiper .swiper-slide-active.sw_s01 a{
  background-image: url(../img/main/why_01.jpg);
}
.mainSwiper .swiper-slide-active.sw_s02 a{
  background-image: url(../img/main/why_02.jpg);
}
.mainSwiper .swiper-slide-active.sw_s03 a{
  background-image: url(../img/main/why_03.jpg);
}
.mainSwiper .swiper-slide-active.sw_s04 a{
  background-image: url(../img/main/why_04.jpg);
}
.mainSwiper .swiper-slide-active.sw_s05 a{
  background-image: url(../img/main/why_05.jpg);
}
.mainSwiper .swiper-slide a {
  display: block;
  background-repeat: no-repeat;
  background-size: 100% auto;
  background-position: top right;
  height: 100%;
  transition: 0.75s;
}
.mainSwiper .swiper-slide.swiper-slide-active a{
  background-position: center;
}
/* .mainSwiper .swiper-slide.swiper-slide-active a {
  background-size: 120% auto;
} */
.mainSwiper .sw_content .num {
  font-size: 4.6rem;
  opacity: 0.6;
  font-weight: 700;
  line-height: 1;
}
.mainSwiper .sw_content .ms_tit {
  font-size: 2.8rem;
  font-weight: 600;
  line-height: 1.2;
}
.mainSwiper .sw_content p {
  font-size: 1.6rem;
  line-height: 1.3;
}
.mainSwiper .sw_s01 a {
  background-image: url(../img/main/main_sw_01.svg);
}
.mainSwiper .sw_s02 a {
  background-image: url(../img/main/main_sw_02.svg);
}
.mainSwiper .sw_s03 a {
  background-image: url(../img/main/main_sw_03.svg);
}
.mainSwiper .sw_s04 a {
  background-image: url(../img/main/main_sw_04.svg);
}
.mainSwiper .sw_s05 a {
  background-image: url(../img/main/main_sw_05.svg);
}
.main_swiper .swiper_nav {
  font-size: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin-top: 4rem;
}
.main_swiper .swiper-pagination-fraction {
  position: relative;
  top: auto;
  bottom: auto;
  left: auto;
  width: 96px;
}
.main_swiper .swiper-button-next,
.main_swiper .swiper-button-prev {
  --swiper-theme-color: #fff;
  position: relative;
  width: 4rem;
  height: 4rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  margin-top: 0;
}
.main_swiper .swiper-button-next:after,
.main_swiper .swiper-button-prev:after {
  font-size: 1.2rem;
}
.main_swiper .swiper-pagination {
  font-size: 1.8rem;
  color: #584886;
}
.main_swiper .swiper-pagination-total {
  color: #968db3;
}
.main_swiper .swiper-pagination-current {
  color: #fff;
}
.main_swiper .shap_1 {
  width: 100vw;
  height: 100vw;
  border-radius: 50%;
  background: linear-gradient(
    307deg,
    rgba(71, 40, 125, 0.5) 37%,
    rgba(28, 14, 63, 0.5) 82.93%
  );
  position: absolute;
  top: -0.5rem;
  left: -20%;
}
.main_swiper .shap_2 {
  transform: rotate(20.659deg);
  width: 55vw;
  height: 55vw;
  background-image: url(../img/main/main_sw_circle.svg);
  background-size: 100% auto;
  position: absolute;
  left: 38vw;
  top: -30vw;
}
@media screen and (min-width: 1352px) {
  .mainSwiper {
    position: relative;
    left: calc(50% - 1352px / 2);
  }
  .mainSwiper .inner {
    position: relative;
    left: calc(-1352px / 4);
  }
}
@media screen and (max-width: 1351px) {
  .mainSwiper {
    left: 24px;
  }
  .main_swiper .mainSwiper .swiper-slide {
    width: 33.33%;
  }
}
@media screen and (max-width: 959px) {
  .mainSwiper .swiper-slide.swiper-slide-active a {
    background-position: top center;
  }
}
@media screen and (max-width: 769px) {
  .mainSwiper .sw_content {
    padding: 3.4rem;
  }
}
/* 주요서비스 */
.main_service {
  background-color: #e4e8f3;
  padding: 12rem 0;
  /* height: 100vh; */
  position: relative;
  overflow: hidden;
}
.main_service .inner {
  display: grid;
  align-content: center;
  height: 100%;
  gap: 2rem;
  position: relative;
  z-index: 1;
}
.main_service .main_s_tab ul {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  background-color: #fff;
  box-shadow: 0px 4px 15px 0px #bec5d8;
}
.main_service .main_s_tab .tab_item {
  flex: 1 1 auto;
  font-size: 2rem;
  text-align: center;
}
.main_service .main_s_tab .tab_item button {
  width: 100%;
  padding: 1rem 0;
}
.main_service .main_s_tab .tab_item.active button {
  color: #fff;
  background-color: #333;
}
.main_service .con-list {
  background: linear-gradient(90deg, #3679e5 0%, #4f46e5 100%);
  border-radius: 10px;
  box-shadow: 0px 4px 20px rgba(0, 0, 0, 0.25);
  color: #fff;
  padding: 4.8rem 7.2rem;
  position: relative;
}
.main_service .con-item {
  display: none;
  visibility: hidden;
  opacity: 0;
}
.main_service .con-item.active {
  display: grid;
  gap: 2.2rem;
  visibility: visible;
  opacity: 1;
}
.main_service .con-item .ci_tit {
  font-size: 3.8rem;
  font-weight: 700;
}
.main_service .con-item .ci_tit + p {
  font-size: 2rem;
  word-break: keep-all;
  max-width: 64rem;
  min-height: 8.5rem;
}
.main_service .con-item .btn {
  margin-top: 4rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.8rem;
  font-weight: 500;
  padding: 1.4rem 6rem;
  background-color: rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  border: 1px solid rgba(255, 255, 255, 0.8);
}
.main_service .con-item .btn::after {
  content: "";
  display: inline-block;
  width: 2.4rem;
  height: 2.4rem;
  background-image: url(../img/btn_arrow-right.svg);
  background-size: 2.4rem auto;
  background-repeat: no-repeat;
  background-position: center;
}
.main_service .con-item .icon {
  position: absolute;
  bottom: 4.8rem;
  right: 7.2rem;
  width: 14rem;
  height: 14rem;
  background-size: 14rem;
  background-repeat: no-repeat;
  background-position: center;
}
.main_service .con-item:nth-child(1) .icon {
  background-image: url(../img/main/main_sv_01.svg);
}
.main_service .con-item:nth-child(2) .icon {
  background-image: url(../img/main/main_sv_02.svg);
}
.main_service .con-item:nth-child(3) .icon {
  background-image: url(../img/main/main_sv_03.svg);
}
.main_service .con-item:nth-child(4) .icon {
  background-image: url(../img/main/main_sv_04.svg);
}
.main_service .con-item:nth-child(5) .icon {
  background-image: url(../img/main/main_sv_05.svg);
}
.main_service .con-item:nth-child(6) .icon {
  background-image: url(../img/main/main_sv_06.svg);
}
.main_service .shap_1 {
  position: absolute;
  top: -5rem;
  width: 100rem;
  height: 100rem;
  aspect-ratio: 1/1;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0px 0px 8rem 0px rgba(2, 74, 169, 0.25) inset;
  backdrop-filter: blur(2px);
  left: calc(50% - 50rem);
}
@media (max-width: 991px) {
  .main_service .main_s_tab ul {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }
  .main_service .main_s_tab ul li:nth-child(n + 3) {
    border-top: 1px solid #ddd;
  }
  .main_service .main_s_tab ul li:nth-child(even) {
    border-left: 1px solid #ddd;
  }
  .main_service .shap_1 {
    width: 120vw;
    height: 120vw;
    left: calc(50% - 60vw);
  }
}
@media screen and (max-width: 769px) {
  .main_service {
    height: auto;
  }
  .main_service .con-list {
    padding: 3.6rem;
  }
  .main_service .con-item .icon {
    position: absolute;
    bottom: 3.6rem;
    right: 3.6rem;
    width: 10rem;
    height: 10rem;
    background-size: 10rem;
  }
}

/* 원스톤 체계도 수정 */
.main_diagram {
  padding: 12rem 0 8rem;
  min-height: 100svh;
}
.main_diagram .diarem_list_box {
  max-width: 1880px;
  margin: 0 auto;
  position: relative;
  padding: 0 1.6rem;
  margin-top: 5rem;
  
  --tit_icon_color : #434EA0;
}
.main_diagram .diarem_list_inner{
  display: grid;
  grid-template-columns: 210px 1fr 1fr 1fr 1fr 1fr 210px;
}
.main_diagram .flow-stage{
  display: grid;
  gap: 2rem;
  font-size: 1.6rem;
}
.main_diagram .flow-stage.stage-1,
.main_diagram .flow-stage.stage-3,
.main_diagram .flow-stage.stage-5{
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.2) 0%, rgba(221, 221, 221, 0.2) 20%, rgba(221, 221, 221, 0.2) 80%, rgba(255, 255, 255, 0.2) 100%);
}
.main_diagram .flow-stage h3{
  padding: 0 1.2rem;
}
.main_diagram .flow-stage h3 a {
  display: grid;
  font-weight: 600;
  justify-content: center;
  gap: 2rem;
  position: relative;
}
.main_diagram .flow-stage h3 .icon {
  width: 20rem;
  height: 20rem;
  border-radius: 50%;
  box-shadow: 0px 0.4rem 2rem rgba(0, 0, 0, 0.25);
  margin: 0 auto;
  background-color: var(--tit_icon_color );
  background-repeat: no-repeat;
  background-position: center;
}
.main_diagram .stage-1 h3 .icon{
  background-image: url(../img/main/main_dg_01.svg);
}
.main_diagram .stage-2 h3 .icon{
  background-image: url(../img/main/main_dg_02.svg);
}
.main_diagram .stage-3 h3 .icon{
  background-image: url(../img/main/main_dg_03.svg);
}
.main_diagram .stage-4 h3 .icon{
  background-image: url(../img/main/main_dg_04.svg);
}
.main_diagram .stage-5 h3 .icon{
  background-image: url(../img/main/main_dg_05.svg);
}
.main_diagram .flow-stage h3 span{
  font-size: 2.2rem;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 500;
  white-space: pre-wrap;
  line-height: 1.3;
}
.main_diagram .flow-stage h4{
  display: none;
}
.main_diagram .info_tit{
  font-size: 2rem;
  font-weight: 500;
}
.main_diagram .info-group {
  padding: 2.4rem;
  background-color: var(--background-color);
  border-top: var(--boder-style );
  border-bottom: var(--boder-style );
}
.main_diagram .info-group > ul{
  display: grid;
  gap: 1.2rem;
}
.main_diagram .info-group ul ul{
  color: #666;
  display: grid;
  gap: 0.6rem;
}
.main_diagram .resource-info{
  --boder-style : 1px solid rgba(215, 233, 255, 0.4);
  --background-color: rgba(240, 246, 253, 0.4);
}
.main_diagram .support-service{
  --background-color: rgba(238, 240, 251, 0.4);
  --boder-style : 1px solid rgba(229, 231, 248, 0.4);
}
.main_diagram .regulatory-info{
  --background-color: rgba(248, 243, 241, 0.4);
  --boder-style : 1px solid rgba(244, 228, 222, 0.4);
}
.flow-stage:first-child .resource-info,
.flow-stage:first-child .support-service,
.flow-stage:first-child .regulatory-info{
  border-left: var(--boder-style );
  border-radius: 20px 0 0 20px;
}
.flow-stage.flew_last .resource-info,
.flow-stage.flew_last .support-service,
.flow-stage.flew_last .regulatory-info{
  border-right: var(--boder-style );
  border-radius: 0 20px 20px 0;
}

.flow-stage .info-group a {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.flow-stage .info-group a span{
  word-break: keep-all;
}

.flow-stage .info-group i{
  background-size: 4rem;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background-color: var(--icon_bg);
}

.flow-stage .resource-info i{
  --icon_bg: #2F71DA;
}
.flow-stage .support-service i{
  --icon_bg: #515CAD;
}
.flow-stage .regulatory-info i{
  --icon_bg: #C98D71;
}
.main_diagram .resource-info li:nth-child(1) i {
  background-image: url(../img/main/main_inf_01.svg);
}
.main_diagram .resource-info li:nth-child(2) i {
  background-image: url(../img/main/main_inf_02.svg);
}
.main_diagram .resource-info li:nth-child(3) i {
  background-image: url(../img/main/main_inf_03.svg);
}
.main_diagram .resource-info li:nth-child(4) i {
  background-image: url(../img/main/main_inf_04.svg);
}

.main_diagram .support-service li:nth-child(1) i {
  background-image: url(../img/main/main_ss_04.svg);
}
.main_diagram .support-service li:nth-child(2) i {
  background-image: url(../img/main/main_ss_05.svg);
}

.main_diagram .stage-1 .support-service li:nth-child(1) i {
  background-image: url(../img/main/main_ss_01.svg);
}
.main_diagram .stage-1 .support-service li:nth-child(2) i {
  background-image: url(../img/main/main_ss_02.svg);
}
.main_diagram .stage-1 .support-service li:nth-child(3) i {
  background-image: url(../img/main/main_ss_03.svg);
}

.main_diagram .stage-1 .regulatory-info li:nth-child(1) i {
  background-image: url(../img/main/main_dg_01_1.svg);
}
.main_diagram .stage-1 .regulatory-info li:nth-child(2) i {
  background-image: url(../img/main/main_dg_01_2.svg);
}

.main_diagram .stage-2 .regulatory-info li:nth-child(1) i {
  background-image: url(../img/main/main_dg_02_1.svg);
}
.main_diagram .stage-2 .regulatory-info li:nth-child(2) i {
  background-image: url(../img/main/main_dg_02_2.svg);
}

.main_diagram .stage-3 .regulatory-info li:nth-child(1) i {
  background-image: url(../img/main/main_dg_03_1.svg);
}
.main_diagram .stage-3 .regulatory-info li:nth-child(2) i {
  background-image: url(../img/main/main_dg_03_2.svg);
}
.main_diagram .stage-3 .regulatory-info li:nth-child(3) i {
  background-image: url(../img/main/main_dg_03_3.svg);
}
.main_diagram .stage-3 .regulatory-info li:nth-child(4) i {
  background-image: url(../img/main/main_dg_03_4.svg);
}
.main_diagram .stage-3 .regulatory-info li:nth-child(5) i {
  background-image: url(../img/main/main_dg_03_5.svg);
}
.main_diagram .stage-4 .regulatory-info li:nth-child(1) i {
  background-image: url(../img/main/main_dg_04_1.svg);
}
.main_diagram .stage-4 .regulatory-info li:nth-child(2) i {
  background-image: url(../img/main/main_dg_04_2.svg);
}
.main_diagram .stage-5 .regulatory-info li:nth-child(1) i {
  background-image: url(../img/main/main_dg_05_1.svg);
}
.main_diagram .regulatory-info ul ul{
  color: #666;
  margin-left: 2.5rem;
  padding-top: 0.5rem;
  position: relative;
}
.main_diagram .regulatory-info ul ul::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 1px;
  height: calc(100% - 3rem);
  background-color: #d9d9d9;
}
.main_diagram .regulatory-info ul ul li{
  padding-left: calc(2.5rem + 1.2rem);
  min-height: 4rem;
  display: flex;
  align-items: center;
  line-height: 1.2;
  position: relative;
}
.main_diagram .regulatory-info ul ul li::after{
  content: "";
  position: absolute;
  left: 0;
  top: 1px;
  width: 3rem;
  height: 2rem;
  border-left: 1px solid #d9d9d9;
  border-bottom: 1px solid #d9d9d9;
  border-bottom-left-radius: 1rem;
  z-index: 2;
}

.main_diagram .flow-stage section:first-child,
.main_diagram .flow-stage h3{
  height: 290px;
}
.main_diagram .flow-stage .resource-info{
  height: 290px;
}
.main_diagram .flow-stage .support-service{
  height: 226px;
}
.main_diagram .flow-stage .regulatory-info{
  height: 370px;
}

@media screen and (max-width: 1840px) {
  .main_diagram .diarem_list_inner{
    grid-template-columns: 180px 1fr 1fr 1fr 1fr 1fr 20px;
  }
  .main_diagram .diarem_list_box{
    max-width: 100%;
  }
  .main_diagram .flew_last .info-group{
    padding: 0;
  }
  .main_diagram .flow-stage h3 .icon {
    width: 18rem;
    height: 18rem;
  }
  .main_diagram .flow-stage h3 span{
    font-size: 2rem;
  }
}
@media all and (min-width:1241px) and (max-width:1430px){
  .main_diagram .flow-stage .regulatory-info {
    height: 420px;
  }
}
@media screen and (max-width: 1240px) {
  .main_diagram .diarem_list_inner{
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
  }
  .main_diagram .flow-stage h3 .icon {
    width: 14rem;
    height: 14rem;
    background-size: 6rem;
  }
  .main_diagram .flow-stage h3 span{
    font-size: 1.8rem;
  }
  .flow-stage.pc{
    display: none !important;
  }
  .main_diagram .flow-stage h4{
    display: block;
    margin-bottom: 2rem;
    color: transparent;
    padding: 1rem;
  }
  .main_diagram .stage-3 h4{
    color: #333;
    text-align: center;
    background-color: rgba(0, 0, 0, 0.05);
    border-radius: 30px;
  }
  .main_diagram .flow-stage section:first-child,
  .main_diagram .flow-stage h3{
    height: 200px;
  }
  .main_diagram .flow-stage .resource-info{
    height: 292px;
  }
  .main_diagram .flow-stage .support-service{
    height: 242px;
  }
  .main_diagram .flow-stage .regulatory-info{
    height: 360px;
  }
  .main_diagram .info-group {
    padding: 1.6rem;
  }
}
@media screen and (max-width: 769px) {
  .main_diagram .diarem_list_inner{
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .main_diagram .diarem_list_inner .flow-stage{
    display: grid;
  }
  .main_diagram .flow-stage h3 .icon {
    width: 8rem;
    height: 8rem;
    background-size: 4.6rem;
  }
  .main_diagram .flow-stage h3 a{
    gap: .8rem;
  }
  .main_diagram .flow-stage section:first-child,
  .main_diagram .flow-stage h3,
  .main_diagram .flow-stage .resource-info,
  .main_diagram .flow-stage .support-service,
  .main_diagram .flow-stage .regulatory-info{
    height: auto;
  }
  .main_diagram .flow-stage h4{
    margin-bottom: 1.2rem;
    color: transparent;
    background-color: transparent;
    padding: 0;
    color: #333;    
    position: relative;
  }
  .main_diagram .info-group{
    --boder-style: none;
    --background-color: transparent;
    padding: 1.2rem 0;
    position: relative;
  }
  .main_diagram .flow-stage.stage-1, .main_diagram .flow-stage.stage-3, .main_diagram .flow-stage.stage-5 {
    background: transparent;
  }
  .flow-stage .info-group i{
    width: 28px;
    height: 28px;
    background-size: 20px;
  }
  .main_diagram .flow-stage{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;  
    grid-template-areas:
    "tit tit tit"
    "resource support regulatory";
    gap: 3rem 1.2rem;
  }
  .main_diagram .flow-stage h3{
    grid-area: tit;
  }
  .resource-info{
    grid-area: resource;
  }
  .support-service{
    grid-area: support;
  }
  .regulatory-info{
    grid-area: regulatory;
  }
  .main_diagram .stage-5 .regulatory-info ul ul::after{
    height: calc(100% - 4rem);
  }
}
@media all and (min-width:501px) and (max-width:769px){
  .main_diagram .info-group::before {
    content: '';
    width: 100%;
    height: 1px;
    background-color: #d9d9d9;
    position: absolute;
    top: -6px;
  }
  .main_diagram .flow-stage h4{
    text-align: center;
  }
  .main_diagram .flow-stage h4::before{
    content: '';
    height: 12px;
    width: 1px;
    background-color: #d9d9d9;
    position: absolute;
    left: 50%;
    top: -14px;
  }
  .main_diagram .flow-stage .support-service h4::before{
    height: 24px;
    top: -27px;
  }
  .main_diagram .flow-stage .resource-info::before{
    left: 50%;
  }  
  .main_diagram .flow-stage .regulatory-info::before{
    right: 50%;
  }
}
@media screen and (max-width: 500px) {
  .main_diagram .flow-stage{
    display: grid;
    grid-template-columns: 100px 1fr;  
    grid-template-areas:
    "tit resource"
    "tit support"
    "tit regulatory";
    gap: 1.2rem 3rem;
  }
  .main_diagram .flow-stage h3{
    padding: 0;
  }
  .main_diagram .flow-stage h3 .icon {
    width: 10rem;
    height: 10rem;
    background-size: 5.2rem;
  }
  .main_diagram .flow-stage h3 .icon {
    box-shadow: 0px 0.2rem 1rem rgba(0, 0, 0, 0.25);
  }
  .main_diagram .flow-stage h3 .icon::after {
    content: "";
    position: absolute;
    width: 3.8rem;
    height: 1px;
    background-color: #d9d9d9;
    left: 11rem;
    top: 5rem;
    z-index: -1;
  }
  .main_diagram .flow-stage h4::after{
    content: "";
    position: absolute;
    left: -2.5rem;
    top: calc(50% - 1px);
    background-color: #d9d9d9;
    height: 1px;
    width: 2rem;
  }
  .main_diagram .info-group{
    padding: 0;
  }
  .resource-info::before,
  .support-service::before{
    content: '';
    width: 1px;
    height: calc(100% + 9px);
    background-color: #d9d9d9;
    position: absolute;
    left: -2.5rem;
    top: 1rem;
  }
  .main_diagram .diarem_list_inner {
    gap: 4rem;
  }
  .main_diagram .flow-stage h4{
    margin-bottom: .6rem;
  }
  .main_diagram .stage-3 h4{
    text-align: left;
  }
}
/* 공지 사항 */
.main_notice {
  padding: 0 0 12rem;
}
.main_notice_top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 2.8rem;
}
.main_notice_top .tit {
  text-align-last: left;
}
.main_notice_top .btn {
  font-size: 1.6rem;
  width: 12.4rem;
  height: 4.8rem;
  border-radius: 0.5rem;
  background-color: #fafafa;
  border: 1px solid #ddd;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.5rem;
  gap: 1rem;
  transition: 0.2s all ease-in;
}
.main_notice_top .btn::after {
  content: "";
  width: 1.5rem;
  height: 1.5rem;
  mask-image: url(../img/main/main_notice_icon_arrow.svg);
  mask-repeat: no-repeat;
  mask-position: center;
  background-color: #333;
  transition: 0.2s background-color ease-in;
}
.main_notice .news-list {
  display: grid;
  grid-column-gap: 2.5rem;
  grid-row-gap: 2rem;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(3, 1fr);
}
.main_notice li.first_item {
  grid-row: 1 / -1;
  color: #fff;
  padding: 4.5rem;
  border-radius: 1rem;
  position: relative;
  overflow: hidden;
}
.main_notice li.first_item .date {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.main_notice li.first_item .date::after {
  content: "";
  width: 6rem;
  height: 6rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  background-image: url(../img/common/btn_arrow-right.svg);
  background-repeat: no-repeat;
  background-position: center;
  transition: 0.3s all ease;
}
.main_notice .first_item .img {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  transition: 0.2s scale ease;
  transform-origin: center bottom;
  height: 100%;
  width: 100%;
  object-fit: cover;
}

.main_notice .first_item a {
  display: grid;
  align-content: space-between;
  height: 100%;
}
.main_notice .first_item .title {
  font-size: 2.8rem;
}
.main_notice li.first_item .text {
  text-overflow: ellipsis;
  width: 100%;
  word-break: break-word;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  white-space: normal;
  -webkit-box-orient: vertical;
  overflow: hidden;
  word-break: keep-all;
}
.main_notice .first_item .cont_box {
  display: grid;
  gap: 1.6rem;
}
.main_notice .cont_box:not(.main_notice .first_item .cont_box){
  display: grid;
  gap: 0.8rem;
}
.main_notice .news-item {
  padding: 2rem 3.2rem;
  overflow: hidden;
  border-radius: 10px;
  transition: 0.3s all ease-in;
}
.main_notice .news-item a {
  display: grid;
  gap: 0.8rem;
}
.main_notice .news-item .title {
  font-size: 2.2rem;
  font-weight: 600;
}
.main_notice .news-item .text {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.main_notice .news-item .text,
.main_notice .news-item .date {
  font-size: 1.6rem;
}
@media screen and (max-width: 769px) {
  .main_notice .news-list {
    display: grid;
    grid-column-gap: 2.5rem;
    grid-row-gap: 2rem;
    grid-template-columns: 1fr;
    grid-template-rows: repeat(1, 1fr);
  }
  .main_notice .news-list {
    gap: 0;
  }
  .main_notice li.first_item {
    padding: 2rem;
  }
  .main_notice .news-item + .news-item {
    border-bottom: 1px solid #eee;
    border-radius: 0;
    padding: 2rem;
  }
  .main_notice_top .btn {
    margin-top: 0;
  }
}
/* hover 스타일 */
@media screen and (min-width: 1240px) {
  .main_service .con-item .btn,
  .main_service .main_s_tab .tab_item button {
    transition: 0.3s all ease-in;
  }
  .main_service .main_s_tab .tab_item button:hover:not(.main_service .main_s_tab .tab_item.active button) {
    color: #fff;
    background-color: #666;
  }
  .main_service .con-item .btn:hover {
    background-color: rgba(0, 0, 0, 0.65);
  }
  .main_notice .news-item:hover:not(.main_notice .first_item) {
    box-shadow: 0px 0.4rem 2rem 0px rgba(60, 58, 70, 0.4);
  }
  .main_notice .first_item:hover .img {
    scale: 1.2;
  }
  .main_notice li.first_item:hover .date::after {
    border-color: rgba(255, 255, 255, 0.5);
    background-color: rgba(0, 53, 133, 0.25);
    box-shadow: 0px 4px 20px 0px rgba(0, 7, 66, 0.4);
  }
  .main_diagram .flow-stage h3 a span,
  .main_diagram .flow-stage h3 a .icon,
  .flow-stage .info-group a {
    transition: 0.3s all ease-in;
  }
  .main_diagram .diarem_item:nth-child(odd) a:hover {
    color: var(--diarem_color_1);
  }
  .main_diagram .diarem_item:nth-child(even) a:hover {
    color: var(--diarem_color_2);
  }
  .main_diagram .flow-stage h3 a:hover span{
    color: var(--tit_icon_color);
  }
  .main_diagram .flow-stage h3 a:hover .icon {
    box-shadow: 0 0 0 rgba(0, 0, 0, 0.25);
  }
  .flow-stage .info-group a:hover{
    background-color: rgba(0, 0, 0, 0.035);
    border-radius: 30px;
  }
  .main_notice_top .btn:hover{
    border-color: var(--primary);
    background-color: var(--primary);
    color: #fff;
  }
  .main_notice_top .btn:hover::after{
    background-color: #fff;
  }
  .main_visual .main_sch .sch_box button:hover{
    background-color: #111;
  }
}


/* 반응형 비디오를 위한 컨테이너 스타일 */
.main_visual .video-container {
  position: relative; 
  width: 100%;
  height: 100%;
  overflow: hidden;
}

/* 컨테이너 안의 iframe이 꽉 차게 만드는 스타일 */
.main_visual .video-container iframe {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100vw;
  height: 100%;
  transform: translate(-50%, -50%);
}

@media (min-aspect-ratio: 16/9) {
  .main_visual .video-container iframe {
    /* height = 100 * (9 / 16) = 56.25 */
    height: 56.25vw;
  }
}
@media (max-aspect-ratio: 16/9) {
  .main_visual .video-container iframe {
    /* width = 100 / (9 / 16) = 177.777777 */
    width: 177.78vh;
  }
}

/* /n 줄바꿈 유지 */
.preserve-newline {
  white-space: pre-line;
}
@media screen and (max-width: 769px) {
  .diarem_item .preserve-newline {
    white-space: normal;
  }
}
/* 메인 모달 */
.modal_notice.active{
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}
.modal_notice{
  display: none;
  max-width: 456px;
  width: 100%;
  background: linear-gradient(180deg, #4A44ED 0%, #5C57FB 100%);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
}
.modal_notice .img_box {
  padding: 40px;
}
.modal_notice .img_box img{
  max-width: 376px;
  width: 100%;
}

.modal_notice .popup-controls {
  display: flex; 
  justify-content: space-between;
  align-items: center;
  padding: 10px;
  background-color: rgba(0, 0, 0, 0.25);
  width: 100%;
  max-width: 456px;
}

/* 체크박스 영역 */
.modal_notice #check {
  display: flex;
  align-items: center;
  gap: .8rem;
}
.modal_notice #check label {
  font-size: 1.6rem;
  color: rgba(256, 256, 256, 0.90);
  cursor: pointer;
}
.modal_notice #chkbox {
  cursor: pointer;
  border: 1px solid #fff;
}

/* 닫기 버튼 영역 */
.modal_notice #close a {
  font-size: 1.6rem;
  font-weight: bold;
  color: #fff;
  text-decoration: none;
  padding: 8px 12px;
}
.modal_notice #close a:hover {
  text-decoration: underline;
}