/* ===================================
   완벽한 메가메뉴 - 모든 문제 해결
   화살표, 정렬, 위치 문제 완전 수정
   =================================== */

/* 메인 메뉴 컨테이너 */
.de-flex-col .header-col-mid {
  position: relative;
  z-index: 1000;
  width: 100%;
}

/* 메인 메뉴 기본 스타일 - 정렬 완전 수정 */
#mainmenu {
  background: none;
  backdrop-filter: none;
  border-radius: 0;
  box-shadow: none;
  border: none;
  margin: 0;
  padding: 0;
  position: relative;
  overflow: visible;
  display: flex;
  justify-content: center;
  align-items: center;
  list-style: none;
  gap: 0;
  height: auto;
}

/* 메뉴 아이템 기본 스타일 - 세로 정렬 완전 수정 */
#mainmenu > li {
  position: relative;
  margin: 0;
  list-style: none;
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  height: 100%;
}

#mainmenu > li > a.menu-item {
  position: relative;
  padding: 1.5rem 2rem;
  color: #ffffff;
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  border-radius: 8px;
  height: 100%;
  min-height: 60px;
}

#mainmenu > li > a.menu-item:hover,
#mainmenu > li > a.menu-item.active {
  color: var(--primary-color, #ffd700);
  background: rgba(255, 215, 0, 0.1);
}

/* 기존 화살표 숨기기 - 중복 방지 */
#mainmenu > li.has-child:after,
#mainmenu li.has-child:after {
  display: none !important;
}

/* 새로운 화살표 스타일 - 하나만 표시 */
#mainmenu > li.has-child > a.menu-item::after {
  content: "";
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 8px;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  transition: transform 0.3s ease;
  vertical-align: middle;
  flex-shrink: 0;
}

#mainmenu > li.has-child:hover > a.menu-item::after {
  transform: rotate(180deg);
}

/* 메가메뉴 풀사이즈 컨테이너 - 위치 문제 완전 해결 */
#mainmenu > li ul.mega {
  position: fixed;
  top: var(--header-height, 80px);
  left: 0;
  width: 100vw;
  height: 0;
  background: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.95),
    rgba(20, 20, 40, 0.95)
  );
  backdrop-filter: blur(25px);
  opacity: 0;
  visibility: hidden;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 9999;
  border: none;
  box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
  border-top: 1px solid rgba(255, 215, 0, 0.2);
}

/* 동적 헤더 높이 계산 */
header {
  --header-height: 80px;
}

header.smaller {
  --header-height: 70px;
}

header.autoshow {
  --header-height: 70px;
}

/* 최상단에서도 정확한 위치 */
#mainmenu > li ul.mega {
  top: calc(var(--header-height, 80px));
}

/* 메가메뉴 활성화 */
#mainmenu > li:hover ul.mega {
  height: 450px;
  opacity: 1;
  visibility: visible;
  overflow: visible;
}

/* 호버 영역 확장 - 완전한 연결 */
#mainmenu > li::before {
  content: "";
  position: absolute;
  top: 100%;
  left: -20px;
  right: -20px;
  height: 20px;
  background: transparent;
  z-index: 9998;
}

/* 메가메뉴 내부 구조 */
#mainmenu > li ul.mega > li {
  height: 100%;
  list-style: none;
  margin: 0;
  padding: 0;
  width: 100%;
}

#mainmenu > li ul.mega .container {
  height: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 메가메뉴 콘텐츠 영역 */
#mainmenu > li ul.mega .sb-menu {
  width: 100%;
  padding: 4rem 0;
  background: none;
  border: none;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 5개 메뉴를 위한 완벽한 그리드 레이아웃 */
#mainmenu > li ul.mega .row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2rem;
  width: 100%;
  max-width: 1200px;
  justify-items: center;
  align-items: stretch;
}

/* 컬럼 스타일 - 5개 메뉴 최적화 */
#mainmenu > li ul.mega .col-lg-1-5,
#mainmenu > li ul.mega .col-md-4,
#mainmenu > li ul.mega .col-sm-6 {
  width: 100%;
  max-width: 220px;
  min-height: 200px;
}

/* 서브메뉴 아이템 스타일 */
#mainmenu > li ul.mega .sb-menu a {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2.5rem 1.5rem;
  text-decoration: none;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.2);
  border-radius: 16px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  text-align: center;
  position: relative;
  overflow: hidden;
  height: 100%;
  backdrop-filter: blur(15px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* 서브메뉴 아이템 배경 효과 */
#mainmenu > li ul.mega .sb-menu a::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    var(--primary-color, #ffd700),
    var(--secondary-color, #ffa500)
  );
  opacity: 0;
  transition: all 0.4s ease;
  z-index: -1;
  transform: scale(0.8);
}

#mainmenu > li ul.mega .sb-menu a:hover::before {
  opacity: 1;
  transform: scale(1);
}

/* 서브메뉴 호버 효과 */
#mainmenu > li ul.mega .sb-menu a:hover {
  color: #000000;
  transform: translateY(-8px) scale(1.05);
  box-shadow: 0 20px 40px rgba(255, 215, 0, 0.4);
  border-color: var(--primary-color, #ffd700);
}

/* 서브메뉴 제목 스타일 */
#mainmenu > li ul.mega .sb-menu h6 {
  margin: 1rem 0 0 0;
  font-size: 1.1rem;
  font-weight: 700;
  transition: all 0.3s ease;
  color: inherit;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#mainmenu > li ul.mega .sb-menu a:hover h6 {
  transform: scale(1.1);
  color: #fff;
}

/* 아이콘 추가 */
#mainmenu > li ul.mega .sb-menu a::after {
  content: "◆";
  font-size: 1.5rem;
  color: var(--primary-color, #ffd700);
  margin-bottom: 1rem;
  transition: all 0.3s ease;
}

#mainmenu > li ul.mega .sb-menu a:hover::after {
  color: #fff;
  transform: rotate(45deg) scale(1.2);
}

/* 메가메뉴 등장 애니메이션 */
#mainmenu > li ul.mega .sb-menu a {
  opacity: 0;
  transform: translateY(50px) scale(0.9);
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

#mainmenu > li:hover ul.mega .sb-menu a {
  opacity: 1;
  transform: translateY(0) scale(1);
}

/* 순차적 애니메이션 - 5개 메뉴용 */
#mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(1) a {
  transition-delay: 0.1s;
}
#mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(2) a {
  transition-delay: 0.15s;
}
#mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(3) a {
  transition-delay: 0.2s;
}
#mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(4) a {
  transition-delay: 0.25s;
}
#mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(5) a {
  transition-delay: 0.3s;
}

/* 다크 스킴 지원 */
.dark-scheme #mainmenu > li ul.mega .sb-menu {
  background: transparent !important;
}

.dark-scheme #mainmenu > li > a.menu-item {
  color: #ffffff;
}

.dark-scheme #mainmenu > li > a.menu-item:hover,
.dark-scheme #mainmenu > li > a.menu-item.active {
  color: var(--primary-color, #ffd700);
}

/* 메가메뉴 배경 장식 효과 */
#mainmenu > li ul.mega::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(255, 215, 0, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 50%,
      rgba(255, 165, 0, 0.1) 0%,
      transparent 50%
    );
  pointer-events: none;
  z-index: -1;
}

/* JavaScript 지원을 위한 클래스 */
.mega-menu-active #mainmenu > li ul.mega {
  height: 450px;
  opacity: 1;
  visibility: visible;
  overflow: visible;
}

/* 반응형 디자인 */
@media only screen and (max-width: 1400px) {
  #mainmenu > li > a.menu-item {
    padding: 1.5rem 1.5rem;
  }

  #mainmenu > li ul.mega .row {
    max-width: 1000px;
    gap: 1.5rem;
  }
}

@media only screen and (max-width: 1200px) {
  .header-col-mid.d-mobile-none {
    position: unset !important;
  }
  #mainmenu > li > a.menu-item {
    padding: 1.5rem 1rem;
    font-size: 0.9rem;
  }

  #mainmenu > li ul.mega .row {
    grid-template-columns: repeat(3, 1fr);
    max-width: 800px;
  }

  #mainmenu > li ul.mega .row > *:nth-child(4),
  #mainmenu > li ul.mega .row > *:nth-child(5) {
    grid-column: span 1;
  }
}

/* ===================================
   모바일 메가메뉴 완전 수정
   =================================== */

/* 992px 이하 (태블릿) 대응 */
@media only screen and (max-width: 992px) {
  /* 메가메뉴 모바일 대응 */
  #mainmenu > li ul.mega {
    position: static !important;
    width: 100% !important;
    height: auto !important;
    background: rgba(0, 0, 0, 0.95) !important;
    opacity: 1 !important;
    visibility: visible !important;
    overflow: visible !important;
    display: none; /* 기본적으로 숨김 */
    border: none;
    box-shadow: none;
    backdrop-filter: none;
    margin-top: 0;
    left: 0;
    top: 0;
  }

  header.header-mobile #mainmenu > li.active > ul.mega {
    display: block !important;
    height: auto !important;
  }

  /* 메가메뉴 활성화 시 표시 */
  #mainmenu > li:hover ul.mega,
  #mainmenu > li.active ul.mega {
    display: block !important;
  }

  /* span.active 바로 다음 형제인 ul.mega를 보이게 강제 */
  span.active + ul.mega {
    display: block !important;
    height: auto !important;
    opacity: 1;
    transition: all 0.3s ease;
  }

  /* 메가메뉴 내부 구조 */
  #mainmenu > li ul.mega .sb-menu {
    padding: 20px 0 !important;
    background: none !important;
    border: none !important;
  }

  /* 그리드를 세로로 변경 */
  #mainmenu > li ul.mega .row {
    display: block !important;
    grid-template-columns: none !important;
    gap: 15px !important;
  }

  /* 컬럼을 전체 너비로 */
  #mainmenu > li ul.mega .col-lg-1-5,
  #mainmenu > li ul.mega .col-md-4,
  #mainmenu > li ul.mega .col-sm-6 {
    width: 100% !important;
    max-width: 100% !important;
    margin-bottom: 15px !important;
    min-height: auto !important;
  }

  /* 서브메뉴 아이템 모바일 스타일 */
  #mainmenu > li ul.mega .sb-menu a {
    padding: 15px 20px !important;
    margin-bottom: 10px !important;
    background: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 215, 0, 0.3) !important;
    border-radius: 8px !important;
    display: block !important;
    text-align: left !important;
    height: auto !important;
    min-height: 50px !important;
    flex-direction: row !important;
    align-items: center !important;
  }

  /* 아이콘 숨기기 */
  #mainmenu > li ul.mega .sb-menu a::after {
    display: none !important;
  }

  /* 제목 스타일 조정 */
  #mainmenu > li ul.mega .sb-menu h6 {
    margin: 0 !important;
    font-size: 16px !important;
    text-align: left !important;
  }

  /* 호버 효과 비활성화 */
  #mainmenu > li ul.mega .sb-menu a:hover {
    transform: none !important;
    box-shadow: 0 2px 10px rgba(255, 215, 0, 0.2) !important;
  }

  /* 애니메이션 비활성화 */
  #mainmenu > li ul.mega .sb-menu a {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  /* 순차적 애니메이션 비활성화 */
  #mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(1) a,
  #mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(2) a,
  #mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(3) a,
  #mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(4) a,
  #mainmenu > li:hover ul.mega .sb-menu .row > *:nth-child(5) a {
    transition-delay: 0s !important;
  }
}

/* 768px 이하 (모바일) 추가 대응 */
@media only screen and (max-width: 768px) {
  /* 메가메뉴 추가 최적화 */
  #mainmenu > li ul.mega .container {
    padding: 15px !important;
  }

  #mainmenu > li ul.mega .sb-menu {
    padding: 15px 0 !important;
  }

  #mainmenu > li ul.mega .sb-menu a {
    padding: 12px 15px !important;
    font-size: 14px !important;
  }

  #mainmenu > li ul.mega .sb-menu h6 {
    font-size: 14px !important;
  }
}

/* 480px 이하 (작은 모바일) 대응 */
@media only screen and (max-width: 480px) {
  #mainmenu > li ul.mega .container {
    padding: 10px !important;
  }

  #mainmenu > li ul.mega .sb-menu a {
    padding: 10px 12px !important;
    font-size: 13px !important;
    min-height: 40px !important;
  }

  #mainmenu > li ul.mega .sb-menu h6 {
    font-size: 13px !important;
  }
}

/* 모바일 헤더에서 메가메뉴 추가 설정 */
header.header-mobile #mainmenu > li ul.mega {
  position: static !important;
  left: 0 !important;
  width: 100% !important;
  margin-top: 0 !important;
  background: rgba(0, 0, 0, 0.95) !important;
  display: none !important;
}

header.header-mobile #mainmenu > li ul.mega.show {
  display: block !important;
}

/* 메가메뉴가 있는 메뉴 아이템 표시 */
header.header-mobile #mainmenu > li.has-child > a.menu-item::after {
  content: "\f107" !important;
  font-family: "FontAwesome" !important;
  position: absolute !important;
  right: 15px !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  font-size: 12px !important;
}

/* 메가메뉴 토글 기능을 위한 JavaScript 보조 클래스 */
.mega-menu-open {
  display: block !important;
  height: auto !important;
}

/* 호버 영역 확장 비활성화 (모바일에서는 불필요) */
@media only screen and (max-width: 992px) {
  header.header-mobile #mainmenu {
    display: flex;
    flex-direction: column;
  }

  .dark-scheme header.header-mobile #mainmenu li {
    position: relative;
  }

  .dark-scheme header.header-mobile #mainmenu li span {
    top: 0;
  }

  .dark-scheme header.header-mobile #mainmenu li ul.mega li {
    padding-left: 0 !important;
  }
}

/* 접근성 향상 */
#mainmenu > li > a.menu-item:focus {
  outline: 2px solid var(--primary-color, #ffd700);
  outline-offset: 2px;
}

#mainmenu > li ul.mega .sb-menu a:focus {
  outline: 2px solid var(--primary-color, #ffd700);
  outline-offset: 2px;
}

/* 성능 최적화 */
#mainmenu > li ul.mega {
  will-change: height, opacity;
  contain: layout style paint;
}

/* 헤더 높이 자동 감지 JavaScript 보조 */
body.header-ready header {
  --header-height: 80px;
}

body.header-ready header.smaller {
  --header-height: 70px;
}

/* 추가 안정성을 위한 스타일 */
#mainmenu > li ul.mega {
  transform: translateZ(0);
  backface-visibility: hidden;
}

/* 메뉴 정렬 강화 */
#mainmenu {
  min-height: 60px;
}

#mainmenu > li {
  min-height: 60px;
}

#fallbackImage {
  height: 48px;
}