:root {
  --project-main-color: #35C2CC;
  --project-sub-color: #FFC300;
  --project-main-light-color: #d0cabc;
  --project-sub-light-color: #8e6c4f;
}

/* 상단 header */
.header {
  position: fixed;
  top: 20px;
  left: 50%;
  z-index: 500;
  width: 494px;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}

.header.is_active {
  z-index: 999;
}

.nav-wrap {
  position: relative;
  display: block;
  margin: 0 auto;
  padding: 4px 12px;
  border: 1px solid #fff;
  border-radius: 100px;
  text-align: center;
  font-size: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.20);
  box-shadow: 0px 4px 16px 0px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(4px);
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: border 0.4s;
  transition: border 0.4s;
}

/* .nav-wrap:before {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  background: #fff;
  border-radius: 0 0 5px 5px;
  opacity: 0.5;
  content: "";
  -webkit-transition: 0.4s;
  transition: 0.4s;
} */

.nav-pc {
  display: inline-block;
  vertical-align: middle;
}

.nav-pc .btn {
  display: inline-block;
  position: relative;
  /* width: 50px; */
  text-align: center;
  margin: 0 8px;
}

.nav-pc .btn .gnb_item {
  display: block;
  position: relative;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  line-height: 1;
  text-align: center;
  border-radius: 8px;
  -webkit-transition: background-color 0.3s;
  transition: background-color 0.3s;
}
.nav-pc .btn:hover:not(.cur_page) .gnb_item, .nav-pc .btn.selected:not(.cur_page) .gnb_item {
  background-color: rgba(17, 17, 17, 0.20);
}
.nav-pc .btn.cur_page {
  background-color: var(--project-main-color);
  border-radius: 8px;
}
.nav-pc .btn .gnb_item span {
  display: inline-block;
  position: relative;
  padding: 10px;
}
.nav-pc .btn.cur_page span {
  padding: 10px 26px;
}
.nav-pc .btn:not(.cur_page) .gnb_item span {
  text-shadow: 0px 4px 4px rgba(0, 0, 0, 0.16);
}
.nav-pc .btn:hover:not(.cur_page) .gnb_item span::before,
.nav-pc .btn:focus:not(.cur_page) .gnb_item span::before,
.nav-pc .btn.selected:not(.cur_page) .gnb_item span::before {
  content: '';
  position: absolute;
  top: 4px;
  right: 4px;
  /* transform: translateY(-50%); */
  width: 6px;
  height: 6px;
  border-radius: 100%;
  margin-left: 8px;
  background-color: var(--project-sub-color);
}



/* side nav */
.side_nav_box {
  position: fixed;
  top: 0;
  right: 0;
  z-index: 3000;
}
.side_nav_btn {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background-image: url('../img/ic-hamburger.svg');
  background-color: rgba(255, 255, 255, 0.20);
  background-repeat: no-repeat;
  background-size: 70% 70%;
  background-position: center;
  border-radius: 100%;
  border: 1px solid #fff;
  box-shadow: 0px 4px 16px 0px rgba(0, 0, 0, 0.08);
  z-index: 1;
}
.side_nav_list_box {
  position: absolute;
  top: 0;
  right: -350px;
  width: 300px;
  height: 100vh;
  background-color: rgba(17, 17, 17, 0.90);
  transition: right 0.5s;
}
.side_header {
  background-color: #222;
}
.side_header span {
  display: inline-block;
  font-size: 20px;
  padding: 28px 24px;
}
.side_header span > strong {
  color: var(--project-main-color);
}
.side_contents {
  height: calc(100% - 134px);
  padding: 24px 0;
  overflow-y: scroll;
}
.side_contents .side_contents_item {
  padding-bottom: 24px;
}
.side_contents .side_contents_item:last-child {
  padding-bottom: 0;
}
.side_contents .nav_1depth_title {
  padding: 0 24px 12px 24px;
  font-size: 24px;
  color: var(--project-sub-color);
}
/* .side_contents .nav_2depth_list {
  padding-left: 8px;
} */
.side_contents .nav_2depth_list li a {
  display: inline-block;
  padding: 10px 24px;
  font-size: 18px;
  width: 100%;
  transition: background-color .3s;
}
.side_contents .nav_2depth_list li a span {
  position: relative;
}
.side_contents .nav_2depth_list li:hover a,
.side_contents .nav_2depth_list li:focus a,
.side_contents .nav_2depth_list li.selected a {
  background-color: #111;
}
.side_contents .nav_2depth_list li:hover a span::before,
.side_contents .nav_2depth_list li:focus a span::before,
.side_contents .nav_2depth_list li.selected a span::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  width: 6px;
  height: 6px;
  border-radius: 100%;
  margin-left: 8px;
  background-color: var(--project-sub-color);
}

.side_footer {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
}
.side_footer > span {
  display: flex;
  align-items: center;
  line-height: 1;
  background-color: #111;
  padding: 16px 24px;
  font-size: 20px;
  font-weight: 700;
  color: var(--project-main-color);
}

.side_footer .icon_call {
  display: inline-block;
  background: url('../img/ic-phone.svg') no-repeat center center;
  background-size: 100% 100%;
  width: 20px;
  height: 20px;
  margin-right: 8px;
}
/* side nav open */
.side_nav_box.open .side_nav_list_box {
  right: 0;
}
.side_nav_box.open .side_nav_btn {
  background-image: url('../img/ic-close.svg');
  background-color: rgba(0, 0, 0, 0.50);
  border: 1px solid transparent;
}


/* util */
.top_util {
  position: absolute;
  top: 17px;
  right: 20px;
  z-index: 510;
}

.top_util-list {
  font-size: 0;
}

.top_util-item {
  display: inline-block;
}

.top_util-item:not(:first-child) {
  margin-left: 16px;
}

.top_util-item .btn {
  display: block;
  width: 24px;
  height: 24px;
  outline: 0;
  background: no-repeat 50% 50%;
  background-size: auto 100%;
  background-size: contain;
}

.top_util-item .btn_help_pop {
  background-image: url(../img/ico_help-w.svg);
}





/* 999 */
@media screen and (max-width: 999px) {
  /* nav */
  /* .header {
    width: 100%;
    padding: 0 15px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
  } */

  /* .nav-wrap {
    width: 100%;
    max-width: 420px;
    padding: 6px 15px;
    border: none;
    text-align: left;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
  }

  .nav-wrap:before {
    opacity: 0.65;
  }

  .tour .nav-wrap:before {
    opacity: 0.3;
  }

  .nav-wrap .nav-pc {
    display: none;
    max-height: 50vh;
    border-bottom: 1px solid #333;
    overflow: auto;
  }

  .nav-wrap.is_active:before {
    opacity: 0.9;
  }

  .nav-pc {
    display: block;
    width: 100%;
  }

  .nav-pc .btn {
    display: block;
    width: 100%;
    margin-left: 0;
  }

  .nav-pc .btn a {
    padding: 0 0 0 24px;
    font-size: 1.6rem;
    line-height: 40px;
    text-align: left;
  }

  .nav-pc .btn a:before {
    top: 50%;
    left: 0;
    width: 10px;
    height: 10px;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
  }

  .nav-pc .btn a:after {
    top: 100%;
    left: 5px;
    width: 3px;
    height: 100%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
  } */

  .top_util {
    top: 14px;
    right: 26px;
  }

}
/* @media screen and (max-width: 999px) and (orientation: landscape) {
  
  .header {
    width: 100%;
    padding: 0 15px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
  }

} */

@media screen and (max-width: 768px) {
  .header {
    top: 0;
    width: 100%;
  }
  .nav-wrap {
    border-radius: 0;
    border-top: 0;
    border-left: 0;
    border-right: 0;
  }
  .nav-pc .btn .gnb_item {
    font-size: 14px;
    font-weight: 500;
  }
  .nav-pc .btn.btn:not(.cur_page) .gnb_item span {
    padding: 10px 12px;
  }
  .side_nav_btn {
    top: 54px;
    right: 8px;
    width: 36px;
    height: 36px;
  }
  .side_nav_list_box {
    top: 44px;
    height: calc(100vh - 44px);
  }
  .side_header span {
    font-size: 18px;
    padding: 18px 16px;
  }
  .side_contents .nav_1depth_title {
    font-size: 18px;
  }
  .side_contents .nav_2depth_list li a {
    font-size: 16px;
  }
  .side_footer > span {
    font-size: 14px;
  }
  .side_footer .icon_call {
    width: 16px;
    height: 16px;
  }
}
@media screen and (max-width: 480px) {
  .nav-wrap {
    padding: 1.06vw 2.12vw;
  }
  .nav-pc {
    display: flex;
    align-items: center;
    white-space: nowrap;
    overflow-x: scroll;
    -ms-overflow-style: none; /* IE and Edge */
    scrollbar-width: none; /* Firefox */
  }
  .nav-pc::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Opera*/
  }
  .nav-pc .btn {
    margin: 0 1.06vw;
  }
  .nav-pc .btn .gnb_item {
    font-size: 3.72vw;
  }
  .nav-pc .btn.btn:not(.cur_page) .gnb_item span {
    padding: 2.65vw 3.19vw;
  }

  .side_nav_btn {
    top: 14.36vw;
    right: 2.12vw;
    width: 9.57vw;
    height: 9.57vw;
  }
  .side_header span {
    font-size: 4.78vw;
    padding: 4.78vw 4.25vw;
  }
  .side_nav_list_box {
    top: -100vh;
    right: 0;
    width: 100vw;
    height: calc(100vh - 11.7vw);
    transition: top 0.3s;
  }
  .side_nav_box.open .side_nav_list_box {
    top: 11.7vw;
  }
  .side_contents {
    padding: 6.38vw 0;
  }
  .side_contents .side_contents_item {
    padding-bottom: 6.38vw;
  }
  .side_contents .nav_1depth_title {
    font-size: 4.78vw;
    padding: 0 6.38vw 3.19vw 6.38vw;
  }
  .side_contents .nav_2depth_list li a {
    padding: 2.92vw 6.38vw;
    font-size: 4.25vw;
  }
  .side_footer > span {
    font-size: 3.72vw;
    padding: 5.31vw 6.38vw;
  }
  .side_footer .icon_call {
    width: 4.25vw;
    height: 4.25vw;
  }
}

@media screen and (min-width: 1000px) {
  /* .nav-wrap:hover {
    border-color: #333;
  }

  .nav-wrap:hover:before {
    opacity: 0.9;
  }

  .nav-wrap:focus {
    border-color: #333;
  }

  .nav-wrap:focus:before {
    opacity: 0.9;
  }

  .nav-pc .btn a:hover:before {
    background: #be9d80
  }

  .nav-pc .btn a:focus:before {
    background: #7d7d7d;
  }

  .nav-pc .btn a:focus:after {
    background: #7d7d7d;
  } */
}