* {
  list-style: none;
  text-decoration: none;
  color: black;
  line-height: 1.5;
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: "GmarketSansMedium", "sans-serif";
  font-size: 0.9vw;
}

html {
  scroll-behavior: smooth;
}

body {
  scroll-behavior: smooth;
}

:root {
  --sub-color: #0076de;
}

.swiper {
  height: 100%;
}

#fp-nav ul,
.fp-slidesNav ul {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

#fp-nav ul li:last-child,
.fp-slidesNav ul li:last-child {
  display: none;
}

#fp-nav ul li a::before,
.fp-slidesNav ul li a::before {
  background-color: #fff;
  border: 1px solid #d2d2d2;
}

#fp-nav ul li a.active::before,
.fp-slidesNav ul li a.active::before {
  background: var(--sub-color);
}

#fp-nav ul li a span,
.fp-slidesNav ul li a span {
  color: var(--sub-color);
}

ul,
li {
  margin: 0;
  padding: 0;
}

span {
  font-family: "myriad pro", "sans-serif";
}

h3 {
  font-family: "Roboto", "sans-serif";
  font-weight: 700;
  font-style: italic;
  font-size: 2.25vw;
}

img {
  display: block;
}

/* header */
header {
  width: 100%;
  display: block;
  position: fixed;
  top: 0;
  z-index: 999;
  border-bottom: 1px solid #ffffff55;
  transition: all 0.3s;
}

header:hover {
  background-color: var(--sub-color);
}

header .ham {
  display: none;
  cursor: pointer;
}

.mobi_menu {
  position: relative;
  width: 100vw;
  height: 100vh;
  display: none;
  background-image: url(../img/hero_2.png);
  background-size: cover;
  background-position: 50%;
  background-repeat: no-repeat;
}

.m_menu_wrap {
  position: absolute;
  width: 50vw;
  height: 100%;
  right: 0;
  background-color: #0076dee0;
}

.m_menu_wrap ul {
  display: flex;
  flex-direction: column;
  padding-top: 60px;
}

.m_menu_wrap ul li {
  padding-left: 12px;
}

.m_menu_wrap ul li a {
  display: block;
  width: 100%;
  padding: 14px;
  color: white;
}

header .nav {
  display: flex;
  flex-direction: column;
  height: 100px;
  width: 100%;
  align-items: center;
}

header .header_on{height: 175px; transition: all 0.5s;}

header .nav .logo_wrap {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px 0;
}

header .nav .logo_wrap img {
  display: block;
  
}

header .nav .gnb {
  display: flex;
  gap: 2.6vw;
  align-items: flex-start;
}
header .nav .gnb li{position: relative;}
header .nav .gnb li ul{position: absolute;width: 190%; overflow: hidden;  padding-top: 5px;  height: 0; transition: all 0.5s;opacity: 0;}
header .nav .gnb li ul li{  padding-top: 5px; }
header .nav .gnb li ul li a{font-size: 14px;}
.bg_blue{width: 100%; height: 0; top: 100px; position: absolute; background-color: #0076de;}
header .nav .gnb>li a {
  color: #fff;
  font-family: "NEXON Lv2 Gothic";
  font-weight: 100;
  letter-spacing: 1.2px;
}

/* main_1 */
#m1 {
  background-image: url(../img/hero_img.png);
  background-repeat: no-repeat;
  background-size: cover;
  color: white;
}

#m1 .wrap {
  padding: 15% 14%;
  height: 100%;
}

#m1 img {
  margin: 0 0 30px 0;
}

#m1 h2 {
  color: white;
  font-size: 3.4vw;
  margin: 1px;
  border-bottom: 4px solid #fff;
  display: inline-block;
  line-height: 1;
  font-style: italic;
}

#m1 p {
  color: #fff;
  font-weight: 500;
  margin: 20px 0;
}

/* main_2 */
#m2 {
  position: relative;
}

#m2 .wrap {
  padding: 60px 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

#m2 .flex_right {
  margin: 0;
  display: flex;
  justify-content: flex-end;
}

#m2 img {
  width: 100%;
  max-width: 85%;
}

#m2 ul {
  display: flex;
  flex-wrap: wrap;
}

#m2 .justify {
  justify-content: space-between;
  display: flex;
  flex-direction: column;
  height: 100%;
}

#m2 .slide_btn {
  justify-content: center;
  gap: 20px;
  padding-top: 40px;
  padding-bottom: 20px;
}

#m2 .slide_btn .s_next_btn {
  padding: 4px 16px;
  transition: 0.3s;
  cursor: pointer;
}

#m2 .slide_btn .s_next_btn:hover {
  background-color: var(--sub-color);
  color: white;
}

#m2 .slide_btn:hover .s_next_btn:not(:hover) {
  opacity: 0.5;
  background-color: #ddd;
}

.a_blue {
  background-color: var(--sub-color);
  color: white;
}

#m2 .wrap>ul {
  justify-content: center;
  gap: 2.5%;
  align-items: center;
  margin-bottom: 20px;
}

#m2 .wrap ul li:first-child a {
  background-color: var(--sub-color);
  padding: 8px 25px;
  color: #fff;
}

#m2 .flex_box {
  display: flex;
  align-items: center;
  justify-content: space-around;
  width: 100%;
  padding: 0 15%;
  gap: 10%;
}

#m2 .flex_box .flex_left {
  margin: 0;
}

#m2 .flex_box .flex_left span {
  color: var(--sub-color);
}

#m2 .flex_box .flex_left h3 {
  font-family: "Roboto", "sans-serif";
  font-size: 2.25vw;
  font-style: italic;
  margin-bottom: 28px;
}

#m2 .flex_box .flex_left .desc_box {
  background-color: #f2f2f2;
  display: flex;
  width: 100%;
  margin: 0;
  margin-bottom: 20px;
}

#m2 .flex_box .flex_left .second_box {
  width: 100%;
}

#m2 .flex_box .flex_left .desc_box ul {
  padding: 10px 20px;
  min-width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  font-size: 0.85vw;
}

#m2 .flex_box .flex_left .desc_box ul li {
  text-align: left;
  margin: 0;
  line-height: 2.5;
  color: #666666;
}

#m2 .flex_box .flex_left .desc_box ul li:nth-child(odd) {
  margin-right: 20px;
}

#m2 .flex_box .flex_left .second_box ul {
  padding: 10px 20px;
  min-width: 100%;
  grid-template-columns: 1fr 1fr 1fr;
  display: grid;
}

#m2 .flex_box .flex_left .second_box ul li {
  margin-right: 18px;
}

#m2 .flex_box .flex_left .desc_box ul li:nth-child(3) {
  margin-right: 0;
}

#m2 .flex_box .flex_left .product_more {
  font-weight: 700;
  color: #222;
  display: block;
  font-style: italic;
  text-decoration: underline;
}

#m2 .m2_product {
  display: flex;
  width: 100%;
  justify-content: space-between;
  padding: 15px 15% 60px 15%;
  background: linear-gradient(to top, #e6e6e6 70%, white 30%);
  align-items: baseline;
}

#m2 .m2_product div {
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

#m2 .m2_product div img {
  max-width: 80%;
  margin: 0;
  display: block;
  text-align: left;
}

#m2 .m2_product .pro_img_box {
  position: relative;
}

#m2 .m2_product .pro_img_box::after {
  opacity: 0;
  content: "";
  width: 100%;
  height: 100%;
  background: url(../img/hover_plus.png);
  background-repeat: no-repeat;
  position: absolute;
  left: 0;
  top: 0;
  background-position: center;
  transition: 0.2s;
  cursor: pointer;
}

#m2 .m2_product .pro_img_box:hover::after {
  opacity: 1;
}

#m2 .m2_product .m2_product_desc {
  text-align: center;
}

#m2 .m2_product .m2_product_desc h4 {
  margin-bottom: 0.9rem;
  font-size: 1.2vw;
  font-family: "Roboto";
  font-style: italic;
  font-weight: 400;
}

#m2 .m2_product .m2_product_desc p {
  font-family: "myriad pro", "sans-serif";
  font-weight: 200;
  font-size: 0.9vw;
  color: #666;
}

/* main_3 */
#m3 {
  background: url(../img/m3_background.png);
  background-repeat: no-repeat;
  background-size: cover;
}

#m3 .wrap {
  padding: 80px 10% 100px 10%;
  text-align: center;
}

#m3 .wrap h3 {
  font-family: "Roboto", "sans-serif";
  font-size: 2.25vw;
  font-style: italic;
  margin-bottom: 28px;
  color: #fff;
}

#m3 .wrap span {
  font-family: "myriad pro";
  color: #fff;
}

#m3 .m3_tech {
  width: 100%;
  height: 100%;
  padding: 0 10%;
}

#m3 .m3_tech_wrap {
  display: flex;
}

#m3 .m3_tech_wrap .m3_tech_item {
  display: flex;
  flex-direction: column;
  padding: 20px 30px 15px 30px;
  width: 100%;
  flex-grow: 1;
  align-items: center;
  justify-content: center;
  border-left: 1px solid #fff;
  transition: 0.3s;
}

#m3 .m3_tech_wrap .m3_tech_item:hover {
  background-color: #073a80;
  outline: 1px solid #fff;
}

#m3 .m3_tech_wrap .m3_tech_item:first-child {
  border-left: none;
}

#m3 .m3_tech_wrap .m3_tech_item .tech_item_img {
  display: block;
  width: 100%;
}

#m3 .m3_tech_wrap .m3_tech_item .tech_item_img img {
  margin: 0 auto;
}

#m3 .m3_tech_wrap .m3_tech_item .tech_item_desc {
  text-align: center;
  padding-top: 30%;
}

#m3 .m3_tech_wrap .m3_tech_item .tech_item_desc h4 {
  color: #fff;
  font-size: 1.15vw;
  text-align: center;
}

#m3 .m3_tech_wrap .m3_tech_item .tech_item_desc p {
  color: #fff;
  font-size: 0.9vw;
  text-align: left;
  padding: 20px;
}

/* main_4 */
#m4 {
  background-color: rgb(230, 230, 230);
}

#m4 .wrap {
  display: flex;
  flex-direction: column;
  text-align: center;
  height: 100%;
  padding: 2% 10% 4% 10%;
}

#m4 .wrap .title_head {
  padding-bottom: 3%;
}

#m4 .wrap .title_head span {
  color: var(--sub-color);
}

#m4 .wrap .flex_wrap {
  display: flex;
  justify-content: center;
  text-align: left;
  height: 100%;
  gap: 1rem;
  max-width: 1300px;
  width: 100%;
  padding: 0 20px;
  margin: 0 auto;
}

#m4 .wrap .flex_wrap h3 {
  color: white;
}

#m4 .wrap .flex_wrap p {
  color: white;
  width: 55%;
  margin: 0;
}

#m4 .wrap .flex_wrap .flex_left {
  text-align: left;
  background: url(../img/m4_img_1.png);
  padding: 5% 40px;
  background-repeat: no-repeat;
  background-size: cover;
}

#m4 .wrap .flex_wrap .flex_right {
  text-align: left;
  display: flex;
  gap: 18px;
  flex-direction: column;
  height: 100%;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_1 {
  background: url(../img/m4_img_2.png);
  color: #fff;
  background-repeat: no-repeat;
  padding: 10% 40px;
  background-size: cover;
  flex-grow: 1;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_2 {
  background-color: #fff;
  flex-grow: 1;
  width: 100%;
  padding: 30px 40px;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_2 h3 {
  color: #000;
  width: 100%;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_2 ul {
  width: 100%;
  height: 100%;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_2 ul li {
  padding: 6px 0;
  transition: 0.3s;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_2 ul li:hover {
  background-color: #f5f5f5;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_2 .title_flex {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1rem;
}

#m4 .wrap .flex_wrap .flex_right .flex_box_2 a img {
  width: 100%;
}

/* footer */
#footer {
  /* height: 40vh; */
  background-color: #0c0c0b;
  width: 100%;
  position: relative;
}

#footer .footer_wrap {
  height: 100%;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

#footer .footer_wrap .footer_top_ul {
  width: 100%;
  display: flex;
  color: #fff;
  border-bottom: 1px solid #fff;
  padding: 25px 10% 15px 10%;
}

#footer .footer_wrap .footer_top_ul li a {
  color: #b2b2b2;
  font-weight: 200;
  font-family: "Noto Sans KR";
  border-right: 1px solid #fff;
  padding: 0 20px;
  font-size: 0.8vw;
}

#footer .footer_wrap .footer_top_ul li:last-child a {
  border-right: none;
}

#footer .footer_wrap .gotop {
  position: absolute;
  right: 10%;
  top: 0;
}

#footer .footer_wrap .gotop a {
  text-align: center;
  display: block;
  padding: 4px 15px;
  font-size: 13px;
  font-family: "Noto Sans KR";
  font-weight: 700;
  background: #262626;
  color: white;
}

#footer .footer_wrap .gotop a span {
  font-size: 7px;
  margin-left: 6px;
  color: white;
  display: inline-block;
  transform: translateY(-3px);
}

#footer .footer_wrap .footer_bottom_ul {
  display: flex;
  padding: 5% 10%;
  position: relative;
  padding-top: 20px;
}

#footer .footer_wrap .footer_bottom_ul li img {
  position: absolute;
  right: 10%;
}

#footer .footer_wrap .footer_bottom_ul li a {
  color: #fff;
  padding: 0 20px;
  display: block;
  padding-bottom: 5px;
}

#footer .footer_wrap .footer_bottom_ul .fbu_sub li a {
  color: #b2b2b2;
  padding-bottom: 8px;
  font-weight: 200;
  display: inline-block;
  font-family: "Noto Sans KR", "sans-serif";
}

#footer .footer_wrap .footer_2 {
  display: flex;
  color: #fff;
  background-color: #262626;
  width: 100%;
  padding: 20px 10%;
  justify-content: space-between;
}

#footer .footer_wrap .footer_2 div {
  margin: 0;
}

#footer .footer_wrap .footer_2 .footer_logo img {
  width: 100%;
}

#footer .footer_wrap .footer_2 .address {
  margin-right: 25%;
}

#footer .footer_wrap .footer_2 div p,
#footer .footer_wrap .footer_2 div span {
  color: #ccc;
  line-height: 1.2;
  margin-right: 1rem;
  font-weight: 200;
  font-family: "Noto Sans KR", "sans-serif";
  font-size: 0.8vw;
}

.dropbtn {
  background-color: #404040;
  color: white;
  padding: 8px 1rem;
  font-size: 12px;
  border: none;
  cursor: pointer;
  min-width: 200px;
  text-align: left;
  font-weight: 700;
  text-transform: uppercase;
  font-family: "Noto Sans KR", "sans-serif";
}

/* 드롭다운 컨텐츠 (기본적으로 숨김) */
.dropdown-content {
  display: none;
  position: absolute;
  right: 10%;
  background-color: #f9f9f9;
  min-width: 200px;
  font-size: 12px;
  box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
  z-index: 1;
}

/* 드롭다운 버튼 위에 마우스 호버 시 드롭다운 컨텐츠 보이게 함 */
.dropdown:hover .dropdown-content {
  display: block;
}

/* 드롭다운 컨텐츠 내부 링크 스타일링 */
.dropdown-content a {
  color: #262626;
  padding: 6px 1rem;
  text-decoration: none;
  display: block;
  text-align: left;
  font-weight: 500;
  text-transform: uppercase;
  font-family: "Noto Sans KR", "sans-serif";
  font-size: 12px;
}

/* 드롭다운 컨텐츠 내부 링크 호버 시 스타일링 */
.dropdown-content a:hover {
  background-color: #ddd;
}

@media screen and (max-width: 1024px) {
  * {
    font-size: 14px;
  }

  #m1 .wrap {
    padding: 25% 14%;
  }

  #m2 .m2_product .m2_product_desc h4 {
    font-size: 14px;
  }

  #m2 .m2_product .m2_product_desc p {
    font-size: 12px;
  }

  #m2 .flex_box .flex_left {
    width: 100%;
  }

  #m2 .flex_box .flex_left .desc_box ul {
    grid-template-columns: 1fr;
  }

  #m3 .m3_tech_wrap .m3_tech_item .tech_item_desc h4 {
    font-size: 14px;
  }

  #m3 .m3_tech_wrap .m3_tech_item .tech_item_desc p {
    font-size: 12px;
  }

  #m3 .m3_tech_wrap .m3_tech_item {
    padding: 10px;
  }

  #footer .footer_wrap .footer_top_ul li a {
    font-size: 11px;
  }

  #footer .footer_wrap .footer_2 .address {
    margin-right: 0;
  }

  #footer .footer_wrap .footer_2 div p,
  #footer .footer_wrap .footer_2 div span {
    font-size: 12px;
  }
}

@media screen and (max-width: 768px) {
  header .nav {
    height: auto;
    position: relative;
  }

  header .nav .gnb {
    display: none;
  }

  header .ham {
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translate(0, -50%);
    display: block;
  }

  #m1 {
    background-position: bottom;
  }

  #m1 .wrap {
    padding: 40% 10%;
  }

  #m1 img {
    margin-bottom: 18px;
    width: 90px;
  }

  #m1 h2 {
    font-size: 32px;
  }

  #m2 .flex_box .flex_left h3 {
    font-size: 28px;
    margin-bottom: 16px;
  }

  #m1 p {
    margin: 18px 0;
  }

  #m2 .flex_box {
    padding: 0 28px;
    flex-direction: column;
  }

  #m2 .slide_btn {
    padding-top: 60px;
    padding-bottom: 0;
  }

  #m2 .flex_box .flex_left {
    width: 100%;
  }

  #m2 .flex_right {
    display: none;
  }

  #m2 .m2_product>div:last-of-type {
    display: none;
  }

  #m2 .m2_product .m2_product_desc p,
  #m2 .m2_product .m2_product_desc span {
    display: none;
  }

  #m2 .flex_box .flex_left .desc_box ul {
    grid-template-columns: 1fr;
  }

  #m2 .flex_box .flex_left .second_box ul {
    grid-template-columns: 1fr;
  }

  #m2 .flex_box .flex_left .desc_box ul li:nth-child(odd) {
    margin: 0;
  }

  #m3 .wrap {
    padding: 50px 20px 20px 20px;
  }

  #m3 .m3_tech {
    padding: 0;
  }

  #m3 .wrap h3 {
    font-size: 32px;
  }

  #m3 .wrap h3 {
    margin-bottom: 16px;
  }

  #m3 .m3_tech_wrap {
    flex-direction: column;
    gap: 6px;
  }

  #m3 .m3_tech_wrap .m3_tech_item {
    flex-direction: row;
    padding: 8px 12px;
    border: none;
  }

  #m3 .m3_tech_wrap .m3_tech_item .tech_item_desc {
    padding: 0;
    width: 75%;
    padding-left: 18px;
    border-left: 1px solid #e6e6e6;
  }

  #m3 .m3_tech_wrap .m3_tech_item .tech_item_desc h4 {
    text-align: left;
  }

  #m3 .m3_tech_wrap .m3_tech_item .tech_item_desc p {
    padding: 8px;
    text-align: left;
    padding-left: 0;
    font-size: 11px;
  }

  #m3 .m3_tech_wrap .m3_tech_item .tech_item_img {
    width: 25%;
  }

  #m3 .m3_tech_wrap .m3_tech_item .tech_item_img img {
    width: 50%;
  }

  #m4 .wrap {
    padding: 40px 24px 20px 24px;
  }

  #m4 .wrap .title_head h3 {
    font-size: 32px;
  }

  #m4 .wrap .flex_wrap {
    flex-direction: column;
    padding: 0;
    gap: 6px;
  }

  #m4 .wrap .flex_wrap h3 {
    font-size: 24px;
  }

  #m4 .wrap .flex_wrap p {
    margin: 0;
    width: 100%;
  }

  #m4 .wrap .flex_wrap .flex_right {
    gap: 6px;
  }

  #m4 .wrap .flex_wrap .flex_right .flex_box_2 ul li {
    display: none;
  }

  #m4 .wrap .flex_wrap .flex_right .flex_box_2 ul li:nth-of-type(1) {
    display: block;
  }

  #m4 .wrap .flex_wrap .flex_right .flex_box_2 ul li:nth-of-type(2) {
    display: block;
  }

  #m4 .wrap .flex_wrap .flex_left {
    padding: 10% 40px;
  }

  #footer .footer_wrap .footer_top_ul li a {
    padding: 0 10px;
  }

  #footer .footer_wrap .footer_bottom_ul {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  #footer .footer_wrap .footer_2 {
    flex-direction: column;
    gap: 16px;
    padding: 20px 10% 40px;
  }

  #footer .footer_wrap .footer_2 .footer_logo img {
    width: 25%;
  }

  #footer .footer_wrap .footer_2 .address {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  #footer .footer_wrap .footer_bottom_ul li img {
    bottom: -50%;
    opacity: 0.4;
  }
}