/* Header */
#header_wrap {width:100%; display:inline-block; position:fixed; z-index:99999; top:0;    	box-sizing: border-box;  
	border-bottom:1px solid rgba(255,255,255,0.3);  border-bottom:1px solid rgba(255,255,255,.4); }

.nav_top{border-bottom:1px solid rgba(255,255,255,0.1); padding:10px 0; box-sizing:border-box;}
.nav_top .in{display:flex; justify-content:end; gap:20px;}
.nav_top a{color:rgba(255,255,255,.7)}

header#header .nav_btm{display:flex; align-items:center; justify-content:space-between; padding:0;}
header#header .nav_btm .left{display:flex; align-items:center; gap:70px;}
header#header h1 .logo{display:none;}
header#header.scroll {background:rgba(255,255,255,0.9);}
header#header.scroll nav#gnb > ul > li > a  {color:#333}
header#header.scroll h1 {color:var(--main_c)}
header#header.scroll h1 .logo_w {display:none}
header#header.scroll h1 .logo {display:block}
header#header.scroll h1 b {color:var(--main_c); }
header#header.scroll .nav_top{border-bottom:1px solid #ddd;}
header#header.scroll .nav_top a{color:#999;}




header#header h1 {line-height:0; cursor:pointer; color:var(--main_c)}

header#header nav#gnb { display:inline-block;  }
header#header nav#gnb > ul { display:flex; align-items:center; justify-content:center;  }
header#header nav#gnb > ul > li { display:flex;  box-sizing:border-box; text-align:Center; position:relative; z-index:999; white-space:nowrap; align-items:center; justify-content:center; }
header#header nav#gnb > ul > li:last-child:after {display:none } 
header#header nav#gnb > ul > li:last-child  { background:none }
 
header#header nav#gnb > ul > li > a {
	display: inline-block;
	padding:26px 40px; 
	font-size: 1.1rem;
	line-height:1.4; 
	font-weight: 500;
	color: rgba(255,255,255,.9);
	letter-spacing:0;
	color:#fff;

}
/* header#header nav#gnb > ul > li:first-child > a{padding-left:0;}
header#header nav#gnb > ul > li:last-child > a{padding-right:0;} */

header#header nav#gnb > ul > li > a  p {display:none; font-size:15px; letter-spacing:0; color:#555; font-weight:300;}
/* header#header nav#gnb > ul > li:hover > a {color:var(--main_c)}  */
header#header nav#gnb > ul > li > ul { display:none;  width:160px; background-color:var(--main_c);  position:absolute; left:50%; transform: translate(-50%, 0);    top:77px; padding:20px 0;  }
header#header nav#gnb > ul > li > ul > li {width:100%; padding:7px 5px; box-sizing:border-box; white-space:nowrap; }
header#header nav#gnb > ul > li > ul > li > a  {display:inline-block; padding:0; width:100%; font-size:.9em; color:#fff}
header#header nav#gnb > ul > li > ul > li:hover a {  text-decoration:underline} 




.last_div{display:flex; gap:40px; align-items: center;}
.last_div ul{display:flex; gap:20px;}
.last_div a { display:flex;  align-items:center; gap:7px; font-size:1.8em; font-weight:700; color:#fff;}
.last_div i {  color:#fff;}
.last_div .menu-toggle span{ background:#fff;}
 header#header.scroll .last_div a{color:var(--main_c);}
 header#header.scroll .last_div i{color:var(--main_c);}
 header#header.scroll .last_div .menu-toggle span{background:var(--main_c);}
.menu-open header#header.scroll .last_div .menu-toggle span{background:#fff;}
 
.top_search {box-sizing:border-box; width:400px; display:flex; align-items:center; background:#f2f2f2; border-radius:50px; padding:10px 20px; justify-content:space-between;}
.top_search input {font-size:1em; color:var(--main_c); border:none; background:none;}
.top_search input::placeholder {color:#777}
.top_search input:focus {outline: none;} 
.top_search a {font-size:1.4em; color:var(--main_c); }

@media screen and (max-width:900px){
	.top_search{width:100%; margin-top:20px; font-size:.9em;}
}




 

 .sub header#header h1 .logo{display:inline-block;}
 .sub header#header h1 .logo_w{display:none;}
 .sub header#header{border-bottom:1px solid #ddd;}
 .sub header#header nav#gnb > ul > li > a{color:#333;}


 


.mobile_nav{display:none;}

@media screen and (max-width:1800px) {
	header#header{padding:0 3%;}
	header#header nav#gnb > ul{margin-left:3vw;}
	header#header nav#gnb > ul > li > a{padding:0 2vw; font-size:1.1rem;}
	header#header nav#gnb > ul > li > ul > li > a{font-size:.9em;}
}

@media screen and (max-width:1000px) {
	header#header{height:70px;}
	header#header nav#gnb{display:none;}
	.last_div{display:none;}
	header#header{justify-content:space-between;}
	.mobile_nav{display:block; font-size: 1.7em;}
	.mobile_nav i{color: #fff;}
	.sub .mobile_nav i{color: #333;}
	header#header.scroll .mobile_nav i{color: #333;}
    header#header.scroll .mobile_nav i{color: #333;}
	header#header:hover .mobile_nav i{color: #333;}


	header#header h1 img{width: 120px;}

}




.menu-toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end; 
  width: 30px;
  height: 20px; 
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 0;
}

.menu-toggle span {
  display: block;
  height: 3px; 
  background: #333;
  border-radius: 3px;
  transition: all 0.3s ease-in-out;
}

.menu-toggle span:nth-child(1) { width: 100%; }
.menu-toggle span:nth-child(2) { width: 70%; }
.menu-toggle span:nth-child(3) { width: 40%; }

.menu-open .menu-toggle span:nth-child(1) {
  width: 100%; 
  transform: translateY(8.5px) rotate(45deg); 
  background: #fff;
}

.menu-open .menu-toggle span:nth-child(2) {
  opacity: 0;
  width: 0;
}

.menu-open .menu-toggle span:nth-child(3) {
  width: 100%;
  transform: translateY(-8.5px) rotate(-45deg); 
  background: #fff;
}

.fullscreen-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgb(0 26 81 / 90%);
  color: #fff;
  z-index: 999;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.4s ease, visibility 0.4s;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(5px);
}

.menu-open .fullscreen-nav {
  visibility: visible;
  opacity: 1;
}

.nav-container {
  width: 100%;
  max-width: 1400px;
}

.nav-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.nav-item{}
.nav-item h3 {
  font-size: 2.2em;
  margin-bottom: 20px;
  color: #fff;
  box-sizing: border-box;
  text-align:center;
}

.nav-item ul{background:rgba(255,255,255,.08); padding:40px; box-sizing:border-box; border-radius:5px;}
.nav-item ul li {
  margin-bottom: 12px;
  text-align:center;
}
.nav-item ul li:last-child{margin-bottom:0;}
.nav-item ul li a {
  font-size: 1.2em;
  color: #ccc;
  transition: 0.3s;
}

.nav-item ul li a:hover {
  color: #fff;
  padding-left: 5px; 
}

.nav-footer {
  margin-top: 60px;
  text-align: right;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  color: #888;
}

@media (max-width: 768px) {
  /* 그리드 해제하고 세로로 배치 */
  .nav-list {
    display: block;
  }
  
  .nav-item {
    margin-bottom: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  /* 제목 스타일 (클릭 가능하게 보이도록 수정) */
  .nav-item h3 {
    margin: 0;
    padding: 20px 0;
    cursor: pointer;
    border-bottom: none; /* 기존 밑줄 제거 */
    display: flex;
    justify-content: space-between; /* 화살표를 오른쪽 끝으로 */
    align-items: center;
  }

.nav-item h3::after {
    content: none; /* 기본적으로 화살표를 없앰 */
  }

  /* 2. 하위 메뉴(ul)가 있는 경우에만 화살표 아이콘 생성 */
  .nav-item:has(ul) h3::after {
    content: ''; 
    display: inline-block;
    width: 10px;
    height: 10px;
    border-right: 2px solid #666;
    border-bottom: 2px solid #666;
    transform: rotate(45deg);
    transition: transform 0.3s ease;
    margin-right: 10px;
  }

  /* 3. 활성화 시 회전 (ul이 있는 항목만 해당됨) */
  .nav-item.active:has(ul) h3::after {
    transform: rotate(225deg);
    border-color: #4facfe;
  }

  /* 서브 메뉴 숨기기 (기본 상태) */
  .nav-item ul {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out; /* 부드러운 슬라이드 효과 */
	padding:0;
    padding-left: 10px;
    background: rgba(0, 0, 0, 0.2); /* 살짝 어두운 배경 */
  }
  
  .nav-item ul li {
    margin: 0;
	text-align:left;
  }

  .nav-item ul li a {
    display: block;
    padding: 12px 0;
    font-size: 15px;
    color: #bbb;
  }

  /* 활성화 클래스가 붙으면 서브 메뉴 보이기 */
  .nav-item.active ul {
    max-height: 300px; /* 넉넉한 높이 지정 (내용에 따라 조절 가능) */
    padding-bottom: 20px;
  }

  .fullscreen-nav{align-items:start;}
}