/* =========================================================
   header.css (정리본)
   목적
   - 모바일 가로 스크롤(overflow-x) 원인 제거
   - 햄버거 버튼이 화면 밖으로 밀려나지 않게 보장
   - 모바일/태블릿: 오프캔버스(우측 슬라이드) 메뉴
   - PC(>=1200): 상단 고정 + 호버 드롭다운
   ========================================================= */


/* =========================================================
   0. 기본(공통)
   ========================================================= */

/* (PC에서만 보이는 유틸, 기본은 숨김) */
.header-util { 
  display: none; 
}

/* 헤더 래퍼 */
.site-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 999;
  background: transparent;
  box-shadow: none;
}

/* 헤더 내부 정렬 */
.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  padding: 40px 0 0 0;
}

/* 로고(모바일 기본) */
.logo {
  position: absolute;
  top: 20px;
  left: 16px;
  z-index: 1000;
}
.logo img { 
  height: 21px; 
  display: block;
}

/* =========================================================
   1. 햄버거 버튼 (모바일/태블릿)
   ---------------------------------------------------------
   - fixed 유지: 스크롤해도 항상 보이게
   - 절대 화면 밖으로 나가지 않게 right 고정
   ========================================================= */

.nav-toggle {
  position: fixed;
  top: 14px;
  right: 16px;
  z-index: 2001;

  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;

  width: 32px;
  height: 32px;

  background: transparent;
  border: 0;
  padding: 0;
  cursor: pointer;
}

/* 햄버거 라인 */
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;

  background: #000;
  transform-origin: center;

  transition: transform .25s ease, opacity .2s ease;
}

/* 햄버거 → X (열림 상태) */
.site-header.nav-open .nav-toggle span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.site-header.nav-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}
.site-header.nav-open .nav-toggle span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}


/* =========================================================
   2. 네비 기본 리셋
   ========================================================= */

.main-nav ul { 
  list-style: none; 
  margin: 0; 
  padding: 0; 
}

.main-nav a { 
  color: #000; 
  text-decoration: none; 
}


/* =========================================================
   3. 백드롭(모바일/태블릿)
   ========================================================= */

.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1500;

  background: rgba(0,0,0,0.35);

  opacity: 0;
  visibility: hidden;
  transition: opacity .25s ease, visibility .25s ease;
}

.site-header.nav-open .nav-backdrop {
  opacity: 1;
  visibility: visible;
}


/* =========================================================
   4. 모바일/태블릿 오프캔버스 메뉴 (<1200)
   ---------------------------------------------------------
   ★ 중요: 가로 스크롤(overflow-x) 원인 제거 방식
   - transform: translateX(100%) 방식 대신
     right: -패널폭 방식으로 화면 밖에 "위치"시킴
   - 이렇게 하면 닫힌 상태에서 문서 폭이 늘어나는
     브라우저(특히 모바일) 문제를 크게 줄일 수 있음
   ========================================================= */

@media (max-width: 1199px) {

  .site-header { 
    height: 60px; 
  }

  /* 우측 패널 */
  .main-nav {
    position: fixed;
    top: 0;
    right: -80vw;             /* ✅ 닫힘: 화면 밖 */
    width: 80vw;
    max-width: 360px;
    height: 100vh;

    background: #fff;
    z-index: 2000;

    box-shadow: -2px 0 10px rgba(0,0,0,0.12);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;

    padding-top: 80px;

    /* ✅ 애니메이션은 right로 */
    transition: right .25s ease;
  }

  /* 열림 */
  .site-header.nav-open .main-nav {
    right: 0;
  }

  /* 1차 메뉴 */
  .main-nav > ul > li { 
    position: relative; 
  }

  .main-nav > ul > li > a {
    display: block;
    padding: 18px 18px;
    padding-right: 54px;

    font-size: 16px;
    font-weight: 600;
    line-height: 1.2;
    margin: 0;
  }

  /* 90% 구분선 */
  .main-nav > ul > li::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;

    width: 90%;
    height: 1px;
    background: #e9e9e9;

    transform: translateX(-50%);
  }
  .main-nav > ul > li:last-child::after { 
    display: none; 
  }

  /* + / - 표시 */
  .main-nav > ul > li.has-sub > a::after {
    content: "+";
    position: absolute;
    right: 18px;
    top: 50%;
    transform: translateY(-50%);

    font-size: 22px;
    font-weight: 300;
    color: #111;
  }

  .main-nav > ul > li.has-sub.sub-open > a::after {
    content: "−";
  }

  /* 드롭다운(모바일): 슬라이드 방식 */
  .main-nav .dropdown {
    display: block;

    max-height: 0;
    overflow: hidden;
    opacity: 0;

    transform: translateY(-6px);
    background: transparent;

    padding: 0;
    margin: 0;

    transition:
      max-height .28s ease,
      opacity .18s ease,
      transform .18s ease,
      background-color .18s ease;
  }

  .main-nav li.sub-open > .dropdown {
    max-height: 520px;
    opacity: 1;
    transform: translateY(0);
    background: #f7f7f7;
  }

  .main-nav .dropdown li a {
    display: block;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 400;
    color: #222;
  }
}


/* =========================================================
   5. 태블릿 전용 로고 위치(768~1199)
   ========================================================= */

@media (min-width: 768px) and (max-width: 1199px) {
  .logo {
    position: fixed;
    top: 50px;
    left: 50px;
    z-index: 1000;
  }
  .logo img {
    height: 30px;
  }
}


/* =========================================================
   6. 모바일 보정(<=767)
   ========================================================= */

@media (max-width: 767px) {
  main { padding-top: 0 !important; }
  .mainVisual { margin-top: 0 !important; }
}


/* =========================================================
   7. PC 헤더 (>=1200)
   ---------------------------------------------------------
   - 모바일 오프캔버스 스타일 완전 리셋
   - 드롭다운은 hover 기반
   ========================================================= */

@media (min-width: 1200px) {

  /* PC에서는 햄버거/백드롭 제거 */
  .nav-toggle { display: none; }
  .nav-backdrop { display: none; }

  /* PC 유틸 영역 표시 */
  .header-inner { position: relative; }

  .header-util {
    position: absolute;
    top: 16px;
    right: 0;

    display: flex;
    gap: 18px;
    align-items: center;

    font-size: 14px;
  }

  .header-util .util-item {
    display: inline-flex;
    gap: 6px;
    align-items: center;

    color: #000;
    text-decoration: none;
    white-space: nowrap;
  }

  .header-util .util-item img {
    width: 20px;
    height: 20px;
    display: block;
  }

  /* PC 로고 */
  .logo {
    position: fixed;
    top: 48px;
    left: 50px;
    z-index: 1001;
  }

  .logo img {
    height: 27px;
  }

  /* PC 헤더 고정 + 스크롤 상태 */
  .site-header {
    position: fixed;
    top: 0;
    left: 0;

    width: 100%;
    height: 120px;
    z-index: 999;

    background: transparent;
    border-bottom: 1px solid transparent;
    box-shadow: none;

    transition: background .25s ease, box-shadow .25s ease, border-color .25s ease;
  }

  .site-header.scrolled,
  .site-header.is-hover {
    background: #fff;
    border-bottom: 1px solid #e5e5e5;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  }

  /* PC 네비: 모바일 fixed/right/panel 완전 제거 */
  .main-nav {
    position: static;
    top: auto;
    right: auto;

    width: auto;
    max-width: none;
    height: auto;

    background: transparent;
    box-shadow: none;

    overflow: visible;
    margin-top: 30px;
    padding-top: 0;
    padding-left: 230px;

    transition: none;
  }

  .main-nav > ul {
    display: flex;
    gap: 40px;
    align-items: center;
  }

  .main-nav > ul > li {
    position: relative;
  }

  .main-nav > ul > li > a {
    padding: 28px 0;
    font-size: 17px;
    font-weight: 400;
  }

  /* PC 드롭다운 */
  .main-nav .dropdown {
    position: absolute;
    top: 45px;
    left: 0;
    width: 190px;

    display: none;
    opacity: 0;
    visibility: hidden;

    /* 모바일 슬라이드 속성 제거 */
    max-height: none;
    overflow: visible;
    transform: none;
    transition: opacity .2s ease;

    background: #fff;
    padding: 10px 0;
    margin: 0;

    box-shadow: 0 4px 10px rgba(0,0,0,0.06);
  }

  .main-nav > ul > li:hover > .dropdown {
    display: block;
    opacity: 1;
    visibility: visible;
  }

  .main-nav .dropdown li a {
    display: block;
    padding: 8px 16px;
    font-size: 16px;
    font-weight: 300;
    color: #000;
    background: transparent;
  }

  .main-nav .dropdown li a:hover {
    background: #f4f4f4;
  }

  /* PC에서 +/− 표시 제거 */
  .main-nav > ul > li > a::after {
    content: none;
  }
}