@charset "UTF-8";

:root{
	--maincolor:#0e4d96;
	--subcolor:#153369;
}

/* ======================================================================
 top
====================================================================== */
.l_kv {
  position: relative;
  margin: 100px 0 0 100px;
  width: calc(100% - 100px);
  height: 750px;
}
@media only screen and (max-width: 767px) {
  .l_kv {
    margin: 60px auto 0;
    width: 100%;
    height: calc(70dvh - 60px);
  }
}
.l_kv .scroll {
  position: absolute;
  top: 55%;
  left: -58px;
  z-index: 2;
  color: #fff;
  -ms-writing-mode: tb-rl;
  letter-spacing: 1px;
  font-size: 12px;
  font-family: "Roboto", sans-serif;
  -webkit-writing-mode: vertical-rl;
  -ms-writing-mode: tb-rl;
  writing-mode: vertical-rl;
  text-orientation: sideways;
}
.l_kv .scroll::after {
  position: absolute;
  bottom: -80px;
  left: 6px;
  display: block;
  width: 1px;
  height: 75px;
  background: #fff;
  content: "";
  -webkit-animation: ttob 2s ease 0.5s infinite;
  animation: ttob 2s ease 0.5s infinite;
}
@-webkit-keyframes ttob {
  0% {
    height: 75px;
  }
  50% {
    height: 0;
  }
  100% {
    height: 0;
  }
}
@keyframes ttob {
  0% {
    height: 75px;
  }
  50% {
    height: 0;
  }
  100% {
    height: 0;
  }
}
.l_kv .slick-slide {
  position: relative;
  height: 750px;
}
@media only screen and (max-width: 767px) {
  .l_kv .slick-slide {
    height: calc(70dvh - 60px);
  }
}
.l_kv .slick-slide::before {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  content: "";
}
.l_kv .slide {
  width: 100%;
  height: 750px;
}
@media only screen and (max-width: 767px) {
  .l_kv .slide {
    height: calc(70dvh - 60px);
  }
}
.l_kv .slide .kv_slide {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}
.l_kv .txt_box {
  position: absolute;
  top: 50%;
  left: 100px;
  z-index: 2;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}
@media only screen and (max-width: 767px) {
  .l_kv .txt_box {
    left: 0;
    padding: 0 15px;
  }
}
.l_kv .txt_box .main_txt {
  margin-bottom: 10px;
  color: #fff;
  font-weight: 500;
  font-size: 72px;
  line-height: 90px;
}
@media only screen and (max-width: 767px) {
  .l_kv .txt_box .main_txt {
    font-size: 24px;
    line-height: 2;
  }
}
.l_kv .txt_box .sub_txt {
  padding: 0 25px;
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  background: #06d;
  color: #fff;
  font-weight: 500;
  font-size: 18px;
  line-height: 45px;
}
@media only screen and (max-width: 767px) {
  .l_kv .txt_box .sub_txt {
    padding: 0 5px;
    font-size: 14px;
    line-height: 2;
  }
}
.l_kv .dots {
  position: absolute;
  bottom: 20px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  gap: 15px;
  width: 100%;
}
.l_kv .dots li {
  overflow: hidden;
  width: 10px;
  height: 10px;
  background-color: transparent;
  color: transparent;
}
.l_kv .dots li button {
  display: block;
  padding: 0;
  width: 10px;
  height: 10px;
  border: 1px solid #fff;
  border-radius: 50%;
  background-color: transparent;
  color: transparent;
}
.l_kv .dots li.slick-active button {
  background-color: #fff;
}
.l_kv::before {
  position: absolute;
  bottom: -2px;
  left: -100px;
  z-index: -1;
  display: block;
  width: 100px;
  height: calc(50% + 2px);
  background: var(--maincolor);
  content: "";
}
.sec_1 {
  position: relative;
  padding: 110px 0 120px;
}
@media only screen and (max-width: 1240px) {
  .sec_1 {
    padding: 110px 20px 120px;
  }
}
@media only screen and (max-width: 767px) {
  .sec_1 {
    padding: 60px 15px;
  }
}
.sec_1::before {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  display: block;
  width: calc(100% - 150px);
  height: 100%;
  background: var(--maincolor);
  content: "";
}
@media only screen and (max-width: 1500px) {
  .sec_1::before {
    width: 100%;
  }
}

.sec_2 {
  position: relative;
}
.sec_2::before {
  position: absolute;
  top: -2px;
  left: 0;
  z-index: -1;
  display: block;
  width: calc(100% - 200px);
  height: 202px;
  background: var(--maincolor);
  content: "";
}
@media only screen and (max-width: 1500px) {
  .sec_2::before {
    width: 100%;
  }
}
.sec_2 .main_img {
  position: relative;
  margin: 0 auto;
  max-width: 1400px;
  width: 100%;
  height: 520px;
}
@media only screen and (max-width: 1500px) {
  .sec_2 .main_img {
    width: 90%;
  }
}
@media only screen and (max-width: 767px) {
  .sec_2 .main_img {
    width: 100%;
    height: 50vw;
  }
}
.sec_2 .main_img .img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}
.sec_2 .main_img::before {
  position: absolute;
  top: 0;
  left: 0;
  display: block;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  content: "";
}
.sec_2 .txt_box {
  position: relative;
  z-index: 2;
  margin: -145px auto 200px;
  padding: 80px 50px;
  max-width: 1200px;
  width: 100%;
  background: #fff;
  -webkit-box-shadow: 0 15px 94.05px 0.95px rgba(0, 0, 0, 0.05);
  box-shadow: 0 15px 94.05px 0.95px rgba(0, 0, 0, 0.05);
}
@media only screen and (max-width: 767px) {
  .sec_2 .txt_box {
    margin: -50px auto 60px;
    padding: 60px 15px;
    width: calc(100% - 30px);
  }
}
.sec_2 .txt_box .c_btn_1 {
  margin-top: 65px;
}
@media only screen and (max-width: 767px) {
  .sec_2 .txt_box .c_btn_1 {
    margin-top: 40px;
  }
}

.sec_3 {
  position: relative;
  padding-bottom: 200px;
  min-height: 840px;
}
@media only screen and (max-width: 767px) {
  .sec_3 {
    padding-bottom: 60px;
    min-height: inherit;
  }
}
.sec_3 .main_img {
  position: absolute;
  width: 50%;
}
@media only screen and (max-width: 767px) {
  .sec_3 .main_img {
    position: relative;
    width: 100%;
  }
}
.sec_3 .main_img .img_1_box {
  position: relative;
  z-index: 1;
  width: calc(100% - 50px);
  height: 600px;
}
@media only screen and (max-width: 767px) {
  .sec_3 .main_img .img_1_box {
    width: calc(100% - 40px);
    height: 60vw;
  }
}
.sec_3 .main_img .img_1_box .img_1 {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}
.sec_3 .main_img .img_2_box {
  position: absolute;
  top: 390px;
  right: 0;
  z-index: 2;
  width: 520px;
  height: 450px;
}
@media only screen and (max-width: 767px) {
  .sec_3 .main_img .img_2_box {
    top: auto;
    bottom: -40px;
    width: 50vw;
    height: 40vw;
  }
}
.sec_3 .main_img .img_2_box .img_2 {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}
.sec_3 .txt_box {
  position: relative;
  top: 130px;
  left: calc(50% - 50px);
  padding: 120px 140px;
  width: calc(50% + 50px);
  background: #f1f7ff;
}
@media only screen and (max-width: 1500px) {
  .sec_3 .txt_box {
    top: 100px;
    padding: 120px 50px 120px 100px;
  }
}
@media only screen and (max-width: 767px) {
  .sec_3 .txt_box {
    top: 0;
    left: 0;
    padding: 60px 15px;
    width: 100%;
  }
}
.sec_3 .txt_box .c_btn_1 {
  margin-top: 65px;
}
@media only screen and (max-width: 767px) {
  .sec_3 .txt_box .c_btn_1 {
    margin: 40px auto 0;
  }
}
.sec_3._2 {
  min-height: inherit;
}
.sec_3._2 .header {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin: 0 auto;
  max-width: 1600px;
  width: 100%;
}
@media only screen and (max-width: 1640px) {
  .sec_3._2 .header {
    padding: 0 20px;
  }
}
@media only screen and (max-width: 767px) {
  .sec_3._2 .header {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    padding: 0 15px;
  }
}
@media only screen and (max-width: 767px) {
  .sec_3._2 .header .c_btn_1 {
    margin: 0 auto;
  }
}
@media only screen and (max-width: 1640px) {
  .sec_3._2 .c_products_1 {
    padding: 0 20px;
  }
}
@media only screen and (max-width: 767px) {
  .sec_3._2 .c_products_1 {
    margin-top: 40px;
    padding: 0 15px;
  }
}

.sec_4 {
  position: relative;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  padding: 115px 0 120px;
  width: 100%;
}
@media only screen and (max-width: 767px) {
  .sec_4 {
    padding: 60px 15px;
  }
}
.sec_4 .bg_box {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100vw;
  height: 100%;
}
.sec_4 .bg_box::before {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
  content: "";
}
.sec_4 .bg_box .bg_img {
  width: 100%;
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}
.sec_4 .c_btn_2 {
  margin-top: 65px;
}
@media only screen and (max-width: 767px) {
  .sec_4 .c_btn_2 {
    margin-top: 40px;
  }
}

.sec_5 .flex_box {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  margin: 0 auto;
  padding: 200px 0;
  max-width: 1400px;
  width: 100%;
}
@media only screen and (max-width: 1500px) {
  .sec_5 .flex_box {
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    gap: 50px;
    padding: 200px 40px;
  }
}
@media only screen and (max-width: 1060px) {
  .sec_5 .flex_box {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    gap: 30px;
  }
}
@media only screen and (max-width: 767px) {
  .sec_5 .flex_box {
    gap: 20px;
    padding: 60px 15px;
  }
}
@media only screen and (max-width: 1500px) {
  .sec_5 .flex_box .head {
    width: 250px;
  }
}
@media only screen and (max-width: 1060px) {
  .sec_5 .flex_box .head {
    width: 100%;
  }
}
@media only screen and (max-width: 1500px) {
  .sec_5 .flex_box .body {
    width: calc(100% - 300px);
  }
}
@media only screen and (max-width: 1060px) {
  .sec_5 .flex_box .body {
    width: 100%;
  }
}
.sec_5 .c_topics {
  width: 1100px;
}
@media only screen and (max-width: 1500px) {
  .sec_5 .c_topics {
    width: 100%;
  }
}
.sec_5 .c_btn_1 {
  margin-top: 60px;
}
@media only screen and (max-width: 767px) {
  .sec_5 .c_btn_1 {
    margin: 40px auto 0;
  }
}