@charset "utf-8";

header {
  width: 100%;
  height: 90px;
  position: absolute;
  z-index: 99999;
  top: 0;
  display: flex;
}

#gnb {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo img{
  margin-left: 5%;
  width: 10%;
      margin-top: 1%;
}
#gnb .logo, footer .logo {
  position: relative;
  width: 74px;
  height: 50px;
}

.logo img.logo-black,
.logo img.logo-white {
  position: absolute;
  top: 0;
  left: 0;
  transition: opacity 0.3s ease;
}

.logo img.logo-black {
  opacity: var(--logo-black-opacity);
}

.logo img.logo-white {
  opacity: var(--logo-white-opacity);
}

/* 메뉴 토글 버튼 (햄버거 메뉴) */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-end;
  height: 16px;
  width: 50px;
  cursor: pointer;
}

.menu-toggle .bar {
  height: 2px;
  width: 30px;
  background-color: #000;
  transition: all 0.3s ease;
}

#gnb .menu_wrap {
  display: flex;
  gap: 5rem;
}

#gnb .menu a {
  position: relative;
  padding: 20px 0;
  transition: .2s ease-in-out;
}

#gnb .menu a::after {
  position: absolute;
  content: '';
  bottom: 10px;
  left: 50%;
  transform: translate(-50%, 0);
  width: 0%;
  height: 2px;
  background: var(--line-color);
  transition: .25s cubic-bezier(0.99, 0, 0.18, 1);
  transition: .2s ease-in-out;
}

#gnb .menu a:hover::after {
  width: 100%;
}

#gnb .login {
  width: 74px;
  text-align: right;
}

#gnb .login button {
  background: transparent;
  font-family: 'SA-M', sans-serif;
  font-size: 14px;
  padding: 3px 0;
  border: none;
  position: relative;
  transition: .2s ease-in-out;
  scale: 1;
}

#gnb .login button::before,
#gnb .login button::after {
  position: absolute;
  content: '';
  width: 100%;
  height: 2px;
  background: var(--line-color);
  top: -3px;
  left: 50%;
  opacity: 1;
  transform: translate(-50%, 0);
  transition: .2s ease-in-out;
}

#gnb .login button::after {
  top: auto;
  bottom: -3px;
}

#gnb .login button:hover {
  scale: 1.08;
  font-family: 'SA-B', sans-serif;
}

#gnb .login button:hover::before {
  width: 0;
  top: 15%;
  opacity: 0;
}

#gnb .login button:hover::after {
  width: 0;
  bottom: 15%;
  opacity: 0;
}

/* 반전 */
header {
  --text-color: #000;
  --line-color: #000;
  --logo-black-opacity: 1;
  --logo-white-opacity: 0;
}

header.light {
  --text-color: #000;
  --line-color: #000;
  --logo-black-opacity: 1;
  --logo-white-opacity: 0;
}

header.dark {
  --text-color: #fff;
  --line-color: #fff;
  --logo-black-opacity: 0;
  --logo-white-opacity: 1;
}

#gnb .menu a,
#gnb .login button {
  color: var(--text-color);
}

.logo img.logo-black {
  display: var(--logo-black-display);
}

.logo img.logo-white {
  display: var(--logo-white-display);
}



/* footer */
.footer {
  padding: 40px 20px;
  border-top: 1px solid #eee;
  margin-top: 8rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}

.footer .links {
  display: flex;
  gap: 20px;
  align-items: center;
  justify-content: center;
}

.footer .foot_line {
  width: 1px;
  height: 12px;
  background: #666;
}

.footer .footer-links a {
  text-decoration: none;
  margin: 0 15px;
  color: #222;
  font-family: 'SA-M', sans-serif;
  display: flex;
  align-items: center;
}

/* 토글 버튼 스타일 */
.footer-toggle-header {
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* 아이콘 오른쪽 정렬 */
  width: 100%;
  /* 버튼이 가득 차게끔 설정 */
}

/* 아이콘 크기 조정 */
.footer-toggle-header svg {
  transition: transform 0.3s ease;
}

/* 토글 내용 */
.footer-toggle-body {
  display: none;
  /* 처음에는 숨김 */
  overflow: hidden;
  max-width: 640px;
  box-sizing: border-box;
  padding: 20px;
  background-color: #fafafa;
  border-radius: 15px;
  transition: max-height 0.3s ease-out;
  /* 부드러운 애니메이션 효과 */
}

.footer .body_wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 15px;
}

.footer-toggle-header.open svg {
  transform: rotate(180deg);
  /* 아이콘 회전 */
}

@media screen and (max-width: 768px) {
  body{
    margin-top: 60px !important;
  }
  header{
    height: 60px;
  }
  #gnb .logo{
    width: 50px;
    height: 30px;
  }
  #gnb .logo a, #gnb .logo a img{
    width: 100%;
  }


  #gnb .logo, .menu-toggle{
    z-index: 10000;
  }
  /* 메뉴 아이콘 (햄버거) 버튼 */
  .menu-toggle {
    display: flex;
    order: 1;
  }
  #gnb .login{
    display: none;
  }

  /* 메뉴 기본적으로 숨기기 */
  #gnb .menu_wrap {
    display: none;
    width: 100%;
    height: 100vh;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 0px;
    right: 0;
    background-color: #fff;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
    gap: 4rem;
  }

  /* 햄버거 메뉴가 클릭되었을 때 메뉴 보이게 하기 */
  #gnb .menu_wrap.open {
    display: flex;
    
  }
  #gnb .menu_wrap.open ~ .login{
    display: block;
    width: fit-content;

  }

  #gnb .menu a {
    color: var(--text-color);
    text-align: center;
    width: 100%;
    padding: 15px;
    font-size: 2.4rem;
    font-family: 'SA-EB',sans-serif;
  }

}

/* 햄버거 메뉴 활성화 시 바뀌는 스타일 */
.menu-toggle.open .bar:nth-child(1) {
  transform: rotate(45deg);
  position: relative;
  top: 7px;
}

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

.menu-toggle.open .bar:nth-child(3) {
  transform: rotate(-45deg);
  position: relative;
  top: -7px;
}


@media screen and (max-width:768px){
  .footer{
    padding: 30px 20px;
  }
}

@media screen and (max-width:500px) {
  .footer{
    padding: 25px;
  }
  footer a{
    font-size: 1.4rem;
  }
  .footer .links{
    gap: 10px;
  }
  .footer .body_wrap{
    justify-content: start;
    gap: 10px;
  }

  
}