@charset "utf-8";
@import url("reset.css");
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@100;300;400;500;700;900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,700;1,800;1,900&family=Noto+Sans+KR:wght@100;300;400;500;700;900&display=swap");

/*------- COMMON ELEMENTS -------*/
/********* FONT *********/
body,
p {
  font-size: 18px;
  line-height: 1.7rem;
  font-weight: 300;
  font-family: "Noto Sans KR", sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "Noto Sans KR", sans-serif;
}

h2 {
  font-size: 44px;
  line-height: 10rem;
  color: #fff;
}
h3 {
  font-size: 30px;
  text-align: center;
  margin-bottom: 24px;
  color: #003C7F;
  font-weight: 500;
  line-height: 2rem;
}

/* color */
.dark {
  color: #003C7F;
}
.font_bg_light {
  background: #3779c5;
  color: #fff;
}
.light {
  color: #4BBEDC;
}
.white {
  color : #fff;
}
.b {
  font-weight: 400;
}
.bg_dark {
  background-color: #003C7F;
}
.bg_light {
  background-color: #4BBEDC;
}
a {
  text-decoration: none;
}

.f_red {
  color: red;
}
.f_bold {
  font-weight: bold;
}

strong {
  font-weight: bold;
}

/******* LAYOUT ******/
html,
body,
header,
footer,
nav,
section,
article,
aside,
div,
table,
th,
tr,
td,
a,
p,
h1,
h2,
h3,
h4,
h5,
h6,
img,
input,
textarea,
ol,
ul,
li {
  box-sizing: border-box;
}
.clearfix::before,
.clearfix::after {
  display: block;
  content: "";
  clear: both;
}
header,
section,
article,
footer {
  width: 100%; 
}
/* article.welcome, 
article.product, 
article.reference, 
article.faq, 
article.contact {
  padding-top: 180px;
  padding-bottom: 160px;
} */
article {
  padding-top: 180px;
  padding-bottom: 160px;
}
article.main {
  padding-top: 0px;
  padding-bottom: 0px;
  position: relative;
}
.wrap {
  max-width: 1200px;
  width: 100%;
  height: 100%;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.content {
  width: 100%;
}

.title_wrap {
  width: 100%;
  max-width: 900px;
  margin: 0 auto 55px;
  font-size: 24px;
  line-height: 2.1rem;
}
.title_wrap p {
  font-size: 24px;
  line-height: 2rem;
}
.title_wrap .title {
  font-size: 2.4rem;
  text-align: center;
  margin-bottom: 24px;
  color: #003c7f;
  font-weight: 500;
  line-height: 2.4rem;
}
.sub_title {
  text-align: center;
  color: #000;
  font-size: 17px;
  font-weight: 300;
  line-height: 1.3rem;
  margin-bottom: 20px;
}
.sub_title.f_red {
  color: red;
}
.sub_title.f_bold {
  font-weight: bold;
}
.title_wrap ol {
  font-size: 20px;
  width: fit-content;
  margin: 0 auto;
}
.title_wrap ol li {
  width: fit-content;
}

.product .content, .as .content, .flow .content {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}
.number {
  font-size: 34px;
  line-height: 2.7rem;
  font-weight: 600;
}
/* 효과 / 요소 */
.bx_shadow {
  box-shadow: rgba(50, 50, 93, 0.25) 0px 6px 12px -2px, rgba(0, 0, 0, 0.3) 0px 3px 7px -3px;
}
a:link,
a:visited,
a:active,
a:hover {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.m_br {
  display: none;
}

.pc_br {
  display: block;
}
.dark_cover {
  width: 100%;
  height: 100vh;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0,0,0,0.9);
  z-index: 1;
}
.blue_cover {
  width: 100%;
  height: 100vh;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgb(0,8,33,0.93);
  z-index: 1;
}
.green_cover {
  width: 100%;
  height: 100vh;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgb(2,55,77,0.9);
  z-index: 1;
}
.light_blue_cover {
  width: 100%;
  height: 100vh;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgb(3,105,137,0.92);
  z-index: 1;
}

/* HEADER */
header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  background: none;
  transition: all 0.5s;
}
header.active {
  background: #003C7F;
  transition: all 0.5s;
}
header .wrap {
  height: 100px;
  display: flex;
  justify-content: space-between;
}
header .wrap h1 {
  display: block;
  width: 160px;
  height: 100%;
  background-image: url(../img/logo_w.png);
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  text-indent: -100000000000em;
}
header .wrap h1 a {
  display: block;
  width: 100%;
  height: 100%;
}
header .wrap nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}
header .wrap nav ul {
  display: flex;
  justify-content: space-between;
  width: 500px;
  font-weight: bold;
}
header .wrap nav ul li {}
header .wrap nav ul li a {
  color: #fff;
}
header .wrap nav ul li a.select {
  color: #5ea2ca;
  font-weight: bold;
  /* color: #4BBEDC; */
}
header .wrap nav ul li a.active {
  color: #3779c5;
  font-weight: bold;
  /* color: #4BBEDC; */
}
.tel_num {
  color: #fff;
  font-weight: 600;
  line-height: 140px;
  font-size: 26px;
}







/* MAIN */
.main {
  height: 100vh;
  background-image: url('../img/back.png');
  background-size: 100% 100%;
  background-position: center;
  background-repeat: no-repeat;
} 

.main .text {
  width: 100%;
  height: auto;
  position: absolute;
  top: 50%;
  transform: translateY(-60%);
  left: 0;
}
.main .text p {
  font-weight: 300;
  font-size: 28px;
  line-height: 2.5rem;
  color: #fff;
}
.main .img {
  width: auto;
  height: 100vh;
  position: absolute;
  bottom: 0;
  right: 0;
}
.main .img img {
  width: 100%;
  height: 100%;
}
button, .button {
  border: none;
  width: 300px;
  height: 60px;
  background: linear-gradient( to bottom, #006be3, #003c7f,#003c7f);
  font-size: 21px;
  color: #fff;
  cursor: pointer;
}
button:hover, .button:hover, button:hover a, button a:hover {
  background: #fff;
  color: #003C7F;
}

button {
  position: absolute;
  bottom: 20%;
  left: 50%;
  transform: translateX(-50%);
}
button a {
  display: block;
  width: 100%;
  height: 100%;
  color: #fff;
  line-height: 60px;
}


/* MESSAGE */
#message {
  background: linear-gradient(125deg, rgb(2 57 120) 0%, rgba(0,94,203,1) 43%, rgb(0 29 62) 100%);
}
#message .title_wrap {}
#message .title_wrap .line_center {
  width: 3px;
  height: 100px;
  background: yellow;
  margin: 0 auto 50px;
}
#message .title_wrap P {
  font-size: 18px;
    font-weight: bold;
    text-align: center;
    color: #ffffff;
    margin-bottom: 42px;
}

/* SAFETY */
.safety {
  background: #f9f9f9;
}
.safety .img {
  
}
.safety .img ul {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(3, minmax(150px, 266px));
  grid-auto-rows: auto;
  justify-content: center;
  gap: 50px;
  padding: 15px;
}
.safety .img ul li {
  height: 350px;
  background: #D9D9D9;
}
.safety .img ul li img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.safety .img ul li img:hover {
  scale: 1.2;
  transition: all 0.3s;
}





/* PRICE */
.price {
  background-color: #fff
}
.price ul {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(4, minmax(150px, 200px));
  grid-auto-rows: auto;
  justify-content: center;
  gap: 10px;
}
.price ul li {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  width: 200px;
  height: 200px;
  background: linear-gradient( to bottom, #006be3, #003c7f,#003c7f);
  color: #fff;
  text-align: center;
  border-radius: 50%;
  line-height: 1.5rem;
  margin: 0 auto 15px;
}
.price ol {
  font-size: 20px;
  width: fit-content;
  margin: 50px auto 0;
  line-height: 2rem;
}





/* AS */
.as { 
  background: #f3f3f3;
}
.as .content ul {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(3, minmax(150px, 266px));
  grid-auto-rows: auto;
  justify-content: start;
  gap: 50px;
  padding: 15px;
}

.as .content ul li {}
.as .content ul li .title {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #a23a33;
  height: 95px;

}
.as .content ul li .title h3 {
  width: fit-content;
  color: #fff;
  text-align: start;
  font-size: 24px;
  font-weight: 400;
  line-height: 1.8rem;
  margin-bottom: 0px;
}
.as .content ul li p {
  background: #fff;
  height: 370px;
  padding: 15px;
}




/* PRODUCT */
.product {
  background: #f9f9f9;
}


.button_wrap {}
.button_wrap .product_filter_btn {
  display: flex;
}
.button_wrap .product_filter_btn li {
  width: 33%;
  margin-right: 1%;
  height: 50px;
  text-align: center;
  background: #D9D9D9;
  color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 17px;
  font-weight: 400;
}
.button_wrap .product_filter_btn li:last-child {
  margin-right: 0;
}
.button_wrap .product_filter_btn li.active {
  background: linear-gradient( to bottom, #006be3, #003c7f,#003c7f);
  color: #fff;
}

.content_wrap {}
.content_wrap .aircon {
  margin-bottom: 10px;
}
.content_wrap .aircon, .content_wrap .system {
  display: none;
}
.content_wrap .aircon.active, .content_wrap .system.active {
  overflow: hidden;
  display: grid;
  width: 100%;
  grid-template-columns: repeat(3, minmax(150px, 293px));
  grid-auto-rows: 293px;
  justify-content: start;
  gap: 10px;
}


.content_wrap .aircon img, .content_wrap .system img {
  width: 100%;
}




/* FLOW */

.flow .content ul {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(3, minmax(150px, 266px));
  grid-auto-rows: auto;
  justify-content: start;
  gap: 50px;
  padding: 15px;
}

.flow .content ul li {}
.flow .content ul li .title {
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient( to bottom, #006be3, #003c7f,#003c7f);
  height: 120px;

}
.flow .content ul li .title h3 {
  width: fit-content;
  color: #fff;
  text-align: start;
  font-size: 18px;
  font-weight: 400;
  line-height: 1.3rem;
  margin-bottom: 0px;
}
.flow .content ul li p {
  background: #fff;
  height: 160px;
  padding: 15px;
  font-weight: 300;
}

/* REFERENCE */
.reference {
  background-color: #e5eaed;
}
.reference h3 {}
.reference .content > ul {
  overflow: hidden;
  display: grid;
  width: 100%;
  grid-template-columns: repeat(auto-fit, minmax(100px, 240px));
  grid-auto-rows: 240px;
  justify-content: center;
  gap: 10px;
}
.reference .content > ul > li {
  cursor: pointer;
  position: relative;
}
.reference .content > ul > li .text {
  display: block;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding-top: 20px;
  opacity: 0;
  transition: all 0.3s;
}
.reference .content > ul > li:hover .text {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding-top: 20px;
  opacity: 1;
  transition: all 0.3s;
}
.reference .content > ul > li .text h4 {
  text-align: center;
  line-height: 1.7rem;
}
.reference .content > ul > li .text ul {}
.reference .content > ul > li .text ul li {
  text-align: center;
  font-weight: 100;
  line-height: 1.2rem;
}

.reference ul li img {
  width: 100%;
  height: 100%;
}







/* FAQ */
.faq {}
.faq .faq_list {
  margin-bottom: 21px;
}
.faq .faq_list p {
  width: 621px;
  height: fit-content;
  margin: 0 auto;
  padding: 0 15px;
}
.faq .faq_list .q {
  background: linear-gradient( to bottom, #006be3, #003c7f,#003c7f);
  color: #fff;
  line-height: 77px;
  font-size: 18px;
  cursor: pointer;
}
.faq .faq_list.active .a {
  display: block;
  background-color:rgb(236, 236, 236);
  line-height: 2.5rem;
  font-size: 18px;
  padding: 20px 15px;
  height: auto;
  transition: all 0.3s;
}
.faq .faq_list .a {
  /* display: none; */
  background-color:rgb(236, 236, 236);
  line-height: 0rem;
  font-size: 0px;
  padding: 0px 15px;
  height: 0px;
  transition: all 0.3s;
}








/* CONTACT */
.contact {
  background-color: #003C7F;
}
.contact .form_wrap {
  width: 800px;
  /* height: 1012px; */
  background-color: #fff;
  border: 1px solid #D9D9D9;
  border-radius: 10px;
  padding: 67px 0;
  margin: 0 auto 15px;
}
.contact .title {
  color: #fff;
}
.contact .form_wrap .content_wrap {
  width: 364px;
  margin: 0 auto;
}
.contact .form_wrap .content_wrap .input_feld {
  margin-bottom: 32px;
}

.submit_btn_wrap {
  display: flex;
  justify-content: center;
}

input, select {
  width: 100%;
  height: 60px;
  background-color: #fafafa;
  border: 1px solid #DEDEDE;
  border-radius: 10px;
  padding: 10px 15px;
  font-size: 16px;
  color: #000;
}
textarea {
  width: 100%;
  background-color: #fafafa;
  border: 1px solid #DEDEDE;
  border-radius: 10px;
  padding: 10px 15px;
  font-size: 16px;
  color: #000;
}

.checkbox {
  display: flex;
}
.checkbox p {
  line-height: 32px;
}
input[type="checkbox"] {
  width: 28px;
  height: 28px;
  margin-right: 10px;
}
.low_popup {
  font-weight: 500;
  cursor: pointer;
}








/* FOOTER */
footer {
  background-color: #1a1a1a;
  color: #fff;
  height: 656px;
  padding-top: 30px;
}
footer .sns {
  display: none;
  justify-content: end;
  margin-bottom: 30px;
}
footer .sns ul {
  width: 300px;
  display: flex;
  justify-content: space-between;
}
footer .sns ul li {
  border-radius: 50%;
  width: 40px;
  height: 40px;
  background-color:rgb(236, 236, 236);
}

footer .content {}
footer .content .logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 200px;
  height: 200px;
  position: absolute;
  top: 150px;
}
footer .content .logo img {
  width: 80%;
  height: auto;
  margin: 0 auto;
}

footer .content .info {
  display: block;
  width: 700px;
  height: 400px;
  position: absolute;
  right: 0;
  top: 120px;
}
footer .content .info .low {}
footer .content .info .low ul {
  width: 270px;
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
}
footer .content .info .low ul li {}
footer .content .info .low ul li a { 
  color: #fff;
}
footer .content .info .address {}
footer .content .info .address ul {}
footer .content .info .address ul li {
  line-height: 2rem;
  font-weight: 100;
}

footer .content .copylight {
  position: absolute;
  left: 50%;
  bottom: 100px;
  transform: translateX(-50%);
}
footer .content .copylight p {
  text-align: center;
  font-weight: 100;
}






/* CONTACT BUTTON */
.contact_btn {
  width: 80px;
  height: 400px;
  position: fixed;
  right: 100px;
  bottom: 100px;
}
.contact_btn ul {
  display: flex;
  height: 100%;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}
.contact_btn ul li {
  width: 80px;
  height: 80px;
  border-radius: 50%;
}
.contact_btn ul li a {
  display: block;
    width: 100%;
    height: 100%;
    text-align: center;
    line-height: 100px;
    border-radius: 50%;
}
.contact_btn ul li:nth-child(1) a {
  background-color:rgb(15, 100, 0);
  display: none;
}
.contact_btn ul li:nth-child(2) a {}
.contact_btn ul li:nth-child(2) a img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
}
.contact_btn ul li:nth-child(3) a {
  background-color: #003C7F;
}
.contact_btn ul li:nth-child(4) a {
  background-color: #fff;
}

.contact_btn ul li a svg {
  width: 40px;
  height: 40px;
}
.contact_btn ul li:nth-child(1) a svg {
  fill: #fff;
}
.contact_btn ul li:nth-child(2) a svg {}
.contact_btn ul li:nth-child(3) a svg {
  fill: #fff;
}
.contact_btn ul li:nth-child(4) a svg {
  
}










/* FOOTER NAV */
.footer_back {
  display: none;
}
footer .sns ul li {
  border-radius: 50%;
  width: 30px;
  height: 30px;
  background-color: rgb(236, 236, 236);
}
.footer_nav {
  width: auto;
  height: auto;
  position: fixed;
  right: 100px;
  bottom: 100px;
  z-index: 10;
}
.footer_nav .wrap {
  /* width: auto; */
  width: 150px;
}
.footer_nav nav {
  display: flex;
  width: 100%;
  height: auto;
  flex-direction: column;
  justify-content: center;
}
.footer_nav nav ul {
  display: flex;
  height: 100%;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 15px;
}
.footer_nav nav ul li {
  width: 100%;
  height: 40px;
  border-radius: 25px;
  background: #ffffff;
  box-shadow: rgba(50, 50, 93, 0.25) 0px 6px 12px -2px, rgba(0, 0, 0, 0.3) 0px 3px 7px -3px;
}
.footer_nav nav ul li:nth-child(1), .footer_nav nav ul li:nth-child(4) {
  display: none;
}
.footer_nav nav ul li a {
  display: flex;
  flex-direction: inherit;
  align-items: center;
  justify-content: start;
  width: 100%;
  height: 100%;
  line-height: 50px;
  border-radius: 50%;
}
.footer_nav nav ul li:nth-child(2) a {
  /* background-color: #fae105; */
}
.footer_nav nav ul li:nth-child(3) a .icon_bg {
  background-color: #003C7F;
}
.footer_nav nav ul li:nth-child(3) a:hover .icon_bg {
  background-color: #fff;
}
.footer_nav nav ul li:nth-child(3) a svg .icon_bg {
  fill: #fff;
}
.footer_nav nav ul li:nth-child(3) a:hover svg {
  fill: #003C7F;
}

.footer_nav nav ul li:nth-child(5) a {
  /* background-color: #fff; */
}
.footer_nav nav ul li:nth-child(5) a:hover {
  /* background-color: #000; */
}
.footer_nav nav ul li:nth-child(5) a svg {
  fill: #000;
}
.footer_nav nav ul li:nth-child(5) a:hover svg {
  fill: #fff;
}
.footer_nav nav ul li:nth-child(5) a:hover .icon_bg {
  background-color: #000;
}
.footer_nav nav ul li a img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
}
.footer_nav nav ul li a svg {
  width: 25px;
  height: 25px
}
.footer_nav nav ul li a svg {
  fill: #fff;
}
.footer_nav nav ul li a:hover svg {
  fill: #C7A163;
}
.footer_nav nav ul li a:hover .btn_name {
  color: #5ea2ca;
}
.icon_bg {
  width: 40px;
  height: 40px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}
/* .btn_name {
  display: block;
  margin-left: 10px;
  color: #009dd2;
} */
.btn_name {
  display: block;
  margin-left: 10px;
  color: #003c7f;
  font-weight: bold;
}











/* POPUP */
.popup_back.active {
  display: block;
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  opacity: 1;
  z-index: 10000;
  transition: all 0.3s;
}
.popup_back.active .popup {
  display: block;
  width: 80%;
  height: 80%;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
  overflow: hidden;
  opacity: 1;
  transition: all 0.3s;
}

.popup_back {
  display: none;
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  opacity: 0;
  z-index: 10000;
  transition: all 0.3s;
}
.popup_back .popup {
  display: none;
  width: 80%;
  height: 80%;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #fff;
  overflow: hidden;
  opacity: 0;
  transition: all 0.3s;
}





.popup_back .popup h3 {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid #003C7F;
  margin-bottom: 0px;
}
.popup_back .popup h3 .popup_close {
  display: block;
  width: 50px;
  height: 50px;
  cursor: pointer;
}
.popup_back .popup h3 .popup_close:hover svg{
  fill: #4BBEDC;
}
.popup_back .popup h3 .popup_close svg {
  fill: #003C7F;
  width: 100%;
  height: 100%;
}
.popup_back .popup .content {
  width: 100%;
  height: 100%;
  padding: 20px;
  padding-bottom: 150px;
  overflow: scroll;
}




/* 애니메이션 */
.move {
  position: relative;
  opacity: 0;
}

.show .move {
  animation-name: show;
  animation-duration: 1s;
  animation-fill-mode: forwards;
  animation-iteration-count: once;
}

@keyframes show {
  0% {
    top: 100px;
    opacity: 0;
  }
  100% {
    top: 0;
    opacity: 1;
  }
}


.art_1 .move:nth-child(1) {
  animation-delay: 0s;
}
.move:nth-child(2) {
  animation-delay: 0.2s;
}
.move:nth-child(3) {
  animation-delay: 0.4s;
}
.move:nth-child(4) {
  animation-delay: 0.6s;
}
.move:nth-child(5) {
  animation-delay: 0.8s;
}
.move:nth-child(6) {
  animation-delay: 0.10s;
}
.move:nth-child(7) {
  animation-delay: 0.12s;
}
.move:nth-child(8) {
  animation-delay: 0.14s;
}
.img .move {
  animation-delay: 0.3s;
}