/* =============================================================
   헤더 — 데스크톱(1280px 이상) 한 줄 :
          로고 | 브랜드 소개 · 교육과목 · 교육설계센터 · 대학정보 분석 · 코코믹스 뉴스
                 + 작은 글씨 진로적성 MBTI · 학원관리센터 · Q&A · 브랜드·교육사업 제휴 | 그림평가 · 무료체험수업 · 검색
          1279px 이하는 로고 줄 + 메뉴 줄 + ☰ 전체 메뉴
   ============================================================= */
.hdr{
  position:sticky;top:0;z-index:100;background:var(--white);
  box-shadow:0 0 10px rgba(0,0,0,.2);
  transition:background var(--d-switch) var(--e-out),box-shadow var(--d-switch) var(--e-out);
}
/* 메인에서는 헤더가 영상 위에 떠 있습니다 */
body:not(.board-page) .hdr{position:fixed;top:0;left:0;right:0}

/* --- 영상 구간 : 반투명 레이어 + 흰 글자 --- */
.hdr--over{background:rgba(0,0,0,.32);box-shadow:none}
.hdr--over .nav__link,.hdr--over .hdr__search-btn,.hdr--over .hdr__burger{color:#fff}
.hdr--over .nav__link:hover{color:#fff}
.hdr__logo{position:relative;display:block}
.hdr__logo .logo--light{display:none}
.hdr--over .hdr__logo .logo--dark{display:none}
.hdr--over .hdr__logo .logo--light{display:block}
.hdr__row{display:flex;align-items:center;gap:12px;
  width:92%;max-width:var(--wrap-wide);margin-inline:auto}
.hdr__row--brand{height:var(--main-h);justify-content:flex-start}
.hdr__row--brand .hdr__logo{margin-right:auto}      /* 로고는 왼쪽, 나머지(무료체험수업 · 검색)는 오른쪽 */
.hdr__logo img{width:146px;height:20px}
.hdr__search-btn{display:grid;place-items:center;width:44px;height:44px;
  transition:color var(--d-hover) var(--e-out)}
.hdr__search-btn:hover{color:var(--accent)}

/* --- 빨간 버튼 : 무료체험수업 --- */
.hdr__cta{display:inline-flex;align-items:center;flex:0 0 auto;height:38px;padding:0 18px;
  background:var(--accent);color:#fff;font-weight:var(--w-bold);font-size:14px;letter-spacing:-.01em;white-space:nowrap;
  transition:background var(--d-hover) var(--e-out)}
.hdr__cta:hover,.hdr__cta:focus-visible{background:var(--accent-deep)}

/* --- 빨간 버튼 왼쪽 테두리 버튼 : 그림평가 (영상 위에서는 흰 테두리) --- */
.hdr__review{display:inline-flex;align-items:center;flex:0 0 auto;height:38px;padding:0 16px;
  border:1px solid var(--ink);color:var(--ink);font-weight:var(--w-bold);font-size:14px;letter-spacing:-.01em;white-space:nowrap;
  transition:background var(--d-hover) var(--e-out),color var(--d-hover) var(--e-out),border-color var(--d-hover) var(--e-out)}
.hdr__review:hover,.hdr__review:focus-visible,.hdr__review.is-current{background:var(--ink);color:#fff}
.hdr--over .hdr__review{border-color:rgba(255,255,255,.75);color:#fff}
.hdr--over .hdr__review:hover,.hdr--over .hdr__review:focus-visible{background:#fff;border-color:#fff;color:var(--ink)}

/* --- 메뉴 : 큰 글씨 다섯 개 --- */
.hdr__row--nav{gap:0;--nav-pad:clamp(8px,.8vw,16px)}
.nav__link{
  position:relative;display:inline-flex;align-items:center;height:100%;
  padding:0 var(--nav-pad);
  font-weight:var(--w-bold);font-size:clamp(14px,1.05vw,15px);letter-spacing:-.01em;white-space:nowrap;
}
.nav__link::after{
  content:'';position:absolute;left:var(--nav-pad);right:var(--nav-pad);bottom:16px;
  height:3px;background:transparent;transition:background var(--d-hover) var(--e-out);
}
.nav__link:hover::after,.nav__link.is-active::after,.nav__link.is-hover::after,.nav__link.is-current::after{background:var(--accent)}
.nav__short{display:none}
.hdr__burger{display:none}

/* --- 코코믹스 뉴스 오른쪽에 작은 글씨로 이어 붙는 네 개 : 진로적성 MBTI · 학원관리센터 · Q&A · 브랜드·교육사업 제휴 --- */
.util__link{display:inline-flex;align-items:center;gap:5px;font-size:clamp(12px,.87vw,12.5px);font-weight:var(--w-bold);
  letter-spacing:-.01em;white-space:nowrap;color:var(--ink-60);transition:color var(--d-hover) var(--e-out)}
.util__link:hover,.util__link.is-current{color:var(--ink)}
.hdr--over .util__link{color:var(--on-dark-80)}
.hdr--over .util__link:hover{color:#fff}
.nav__util{flex:0 0 auto;align-self:stretch;padding:0 8px}
.nav__util--first{position:relative;margin-left:8px;padding-left:18px}
.nav__util--first::before{content:'';position:absolute;left:0;top:50%;width:1px;height:14px;margin-top:-7px;
  background:currentColor;opacity:.35}

@media (min-width:1280px){
  /* 진짜 한 줄 : 로고 | 메뉴 | 빨간 버튼 · 검색(하위 페이지는 홈으로).
     메뉴는 가운데 칸에서만 늘어나므로 양옆과 겹치지 않고, 글꼴이 늦게 와서 넓어지면 옆으로 밀어 볼 수 있습니다 */
  .hdr{display:flex;align-items:center;height:var(--main-h);padding-inline:max(4%,calc((100% - var(--wrap-wide)) / 2))}
  .hdr__row--brand{display:contents}
  .hdr__row--brand .hdr__logo{order:1;flex:0 0 auto;margin-right:24px}
  .hdr__row--nav{order:2;flex:1 1 auto;min-width:0;width:auto;max-width:none;height:100%;margin:0;justify-content:flex-start;
    overflow-x:auto;overflow-y:hidden;scrollbar-width:none}
  .hdr__row--nav > :first-child{margin-left:auto}
  .hdr__row--nav > :last-child{margin-right:auto}
  .hdr__row--nav::-webkit-scrollbar{display:none}
  .hdr__review{order:3;margin-left:24px}
  .hdr__cta{order:3;margin-left:24px}
  .hdr__review + .hdr__cta{margin-left:8px}
  .hdr__search-btn,.board__home{order:4;flex:0 0 auto;margin-left:12px}
}
/* 1280~1535px : 그림평가 버튼 자리만큼 여백을 줄여 메뉴가 잘리지 않게 (대체 글꼴로 보일 때도) */
@media (min-width:1280px) and (max-width:1535px){
  .hdr{padding-inline:2.5%}
  .hdr__row--brand .hdr__logo{margin-right:20px}
  .hdr__row--nav{--nav-pad:8px}
  .nav__util{padding:0 6px}
  .nav__util--first{margin-left:6px;padding-left:14px}
  .hdr__review{margin-left:16px}
}

/* --- 1279px 이하 : 로고 줄 + 메뉴 줄(옆으로 밀어 보기) + ☰ --- */
@media (max-width:1279px){
  .hdr{box-shadow:none}
  .hdr__row--brand{height:56px;width:100%;padding-inline:16px;gap:8px;background:var(--white);
    box-shadow:0 0 10px rgba(0,0,0,.08)}
  /* 영상 위에서는 두 줄 다 투명, 영상을 지나면 로고 줄을 접고 메뉴 줄만 남깁니다 */
  .hdr--over .hdr__row--brand,.hdr--over .hdr__row--nav{background:transparent;box-shadow:none}
  body:not(.board-page) .hdr:not(.hdr--over) .hdr__row--brand{display:none}
  .hdr__logo img{width:120px;height:16px}
  .hdr__cta,.hdr__review{height:32px;padding:0 12px;font-size:13px}
  .hdr__row--nav{
    position:relative;top:0;z-index:100;height:var(--nav-h-m);width:100%;padding:0 52px 0 6px;
    background:var(--white);box-shadow:0 0 10px rgba(0,0,0,.2);
    /* 다 들어가면 고르게 벌리고, 넘치면 옆으로 밀어 볼 수 있게 합니다 */
    justify-content:flex-start;gap:0;
    overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;
  }
  .hdr__row--nav::-webkit-scrollbar{display:none}
  .nav__link{flex:1 0 auto;justify-content:center;padding:0 12px;font-size:14px}
  .nav__link::after{left:12px;right:12px;bottom:6px}
  .nav__util{padding:0 10px}

  /* ☰ : 메뉴 줄 오른쪽 끝에 고정 */
  .hdr__burger{display:grid;place-items:center;position:absolute;right:0;bottom:0;z-index:101;
    width:48px;height:var(--nav-h-m);background:var(--white);color:var(--ink);
    box-shadow:-10px 0 10px -10px rgba(0,0,0,.25)}
  .hdr--over .hdr__burger{background:linear-gradient(to right,rgba(0,0,0,0),rgba(0,0,0,.6) 34%);box-shadow:none}
  .hdr--over .hdr__row--nav{-webkit-mask-image:linear-gradient(to left,transparent 48px,#000 84px);mask-image:linear-gradient(to left,transparent 48px,#000 84px)}
}
.hdr__burger path{fill:none;stroke:currentColor;stroke-width:2;
  transition:transform var(--d-switch) var(--e-out),opacity var(--d-switch) var(--e-out);transform-origin:12px 12px}
.hdr__burger.is-open .b1{transform:translateY(5px) rotate(45deg)}
.hdr__burger.is-open .b2{opacity:0}
.hdr__burger.is-open .b3{transform:translateY(-5px) rotate(-45deg)}

/* --- 휴대폰 : 짧은 이름. 작은 글씨 네 개는 ☰ 안에서만 --- */
@media (max-width:767px){
  .nav__link{padding:0 8px;font-size:13px}
  .nav__link::after{left:8px;right:8px}
  .nav__full{display:none}
  .nav__short{display:inline}
  .nav__util{display:none}
}

@media (max-width:399px){
  /* 로고 줄 : 로고 · 그림평가 · 무료체험 · 검색이 좁은 폭에도 한 줄에 들어가게 */
  .hdr__row--brand{padding-inline:12px;gap:6px}
  .hdr__logo img{width:100px;height:14px}
  .hdr__cta,.hdr__review{padding:0 9px;font-size:12px}
  .hdr__search-btn{width:36px}
  .hdr__row--nav{padding-left:4px}
  .nav__link{padding:0 6px;font-size:12px;letter-spacing:-.02em}
  .nav__link::after{left:6px;right:6px}
}

/* --- ☰ 전체 메뉴 : 열 개 버튼을 문서 순서대로. 하위 버튼은 누르면 한 갈래씩 펼쳐집니다 --- */
.fullmenu{position:fixed;left:0;right:0;bottom:0;z-index:99;background:var(--ink);color:#fff;
  overflow-y:auto;-webkit-overflow-scrolling:touch;padding:6px 0 48px;animation:mega-in var(--d-switch) var(--e-out)}
.fullmenu[hidden]{display:none}
html.is-menu-open{overflow:hidden}
.fullmenu__list{width:92%;margin-inline:auto}
.fullmenu__item{border-bottom:1px solid rgba(255,255,255,.12)}
.fullmenu__top{display:flex;align-items:center;gap:8px;width:100%;min-height:58px;text-align:left;
  font-family:var(--f-display);font-weight:var(--w-display);font-size:19px;letter-spacing:-.02em;color:#fff}
.fullmenu__top span{flex:1}
.fullmenu__top.is-cta{color:var(--accent)}
.fullmenu__top .ico-lock{width:15px;height:15px;color:var(--on-dark-60)}
.fullmenu__top i{position:relative;flex:0 0 auto;width:14px;height:14px}
.fullmenu__top i::before,.fullmenu__top i::after{content:'';position:absolute;left:0;right:0;top:6px;height:2px;background:currentColor;
  transition:transform var(--d-switch) var(--e-out)}
.fullmenu__top i::after{transform:rotate(90deg)}
.fullmenu__item.is-open .fullmenu__top i::after{transform:rotate(0)}
.fullmenu__subs{display:none;padding:0 0 14px}
.fullmenu__item.is-open .fullmenu__subs{display:block;animation:mega-in var(--d-switch) var(--e-out)}
.fullmenu__sub{display:block;padding:10px 0 10px 14px;font-weight:var(--w-bold);font-size:15px;color:var(--on-dark-80)}
.fullmenu__sub:hover{color:#fff}
.fullmenu__sub--all{color:var(--on-dark-60);font-weight:400;font-size:var(--t-label)}
@media (min-width:1280px){ .fullmenu{display:none} }

/* --- 하위 버튼 패널 : 큰 글씨 메뉴에 마우스를 올리면 헤더 아래로 펼쳐지는 검은 전폭 패널 --- */
.mega{
  position:absolute;left:0;right:0;top:100%;z-index:110;background:var(--ink);color:#fff;
  visibility:hidden;opacity:0;transform:translateY(-8px);
  transition:opacity var(--d-switch) var(--e-out),transform var(--d-switch) var(--e-out),visibility 0s linear var(--d-switch);
}
.mega.is-open{visibility:visible;opacity:1;transform:none;
  transition:opacity var(--d-switch) var(--e-out),transform var(--d-switch) var(--e-out),visibility 0s}
.hdr.is-mega{box-shadow:none}
.hdr--over.is-mega{background:var(--ink)}              /* 영상 위에서 열리면 헤더와 패널을 한 덩어리로 */
.mega__inner{width:94%;max-width:var(--wrap);margin-inline:auto;padding:30px 0 34px}
.mega__groups{display:flex;flex-wrap:wrap;gap:28px 56px;animation:mega-in var(--d-switch) var(--e-out)}
@keyframes mega-in{from{opacity:0;transform:translateY(-6px)}}

/* 그림 카드 : 세로 3:4 그림 칸 + 아래 이름 */
.mega__cards{display:flex;gap:20px}
.mega__card{display:block;width:clamp(112px,10.4vw,140px)}
.mega__thumb{position:relative;display:block;aspect-ratio:3/4;overflow:hidden;background:#161616;
  outline:1px solid rgba(255,255,255,.12);outline-offset:-1px;transition:outline-color var(--d-hover) var(--e-out)}
.mega__thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--d-settle) var(--e-out)}
.mega__thumb--empty b{position:absolute;left:12px;bottom:10px;font-family:var(--f-latin);font-weight:var(--w-bold);
  font-size:12px;letter-spacing:.08em;color:var(--on-dark-60)}
.mega__label{display:block;margin-top:10px;font-weight:var(--w-bold);font-size:13px;line-height:1.35;letter-spacing:-.01em;
  transition:color var(--d-hover) var(--e-out)}
.mega__card:hover .mega__thumb,.mega__card:focus-visible .mega__thumb{outline-color:var(--accent)}
.mega__card:hover .mega__thumb img{transform:scale(1.04)}
.mega__card:hover .mega__label{color:var(--accent)}

/* 큰 글 링크 : 대학정보 분석 · 코코믹스 뉴스 */
.mega__links{display:flex;flex-wrap:wrap;gap:24px}
.mega__link{display:block;width:clamp(180px,17vw,240px);padding:20px 0 6px;border-top:2px solid rgba(255,255,255,.2);
  transition:border-color var(--d-hover) var(--e-out)}
.mega__link-label{display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-family:var(--f-display);font-weight:var(--w-display);font-size:21px;letter-spacing:-.02em;
  transition:color var(--d-hover) var(--e-out)}
.mega__link-label i{font-style:normal;font-size:18px;transition:transform var(--d-hover) var(--e-out)}
.mega__link:hover,.mega__link:focus-visible{border-color:var(--accent)}
.mega__link:hover .mega__link-label{color:var(--accent)}
.mega__link:hover .mega__link-label i{transform:translateX(4px)}

/* 아래 줄 : 전체 보기 */
.mega__foot{border-top:1px solid rgba(255,255,255,.12)}
.mega__foot-in{display:flex;align-items:center;width:94%;max-width:var(--wrap);height:52px;margin-inline:auto}
.mega__all{font-weight:var(--w-bold);font-size:14px;transition:color var(--d-hover) var(--e-out)}
.mega__all i{font-style:normal;margin-left:8px}
.mega__all:hover{color:var(--accent)}

@media (max-width:1023px){ .mega{display:none} }
@media (prefers-reduced-motion:reduce){
  .mega,.mega.is-open{transition:none}
  .mega__groups,.fullmenu,.fullmenu__item.is-open .fullmenu__subs{animation:none}
  .hdr__burger path{transition:none}
}

/* --- 검색 : 전폭 패널 --- */
.search{position:absolute;left:0;right:0;top:100%;background:var(--ink);color:#fff;z-index:120}
.search__form{display:flex;align-items:center;gap:12px;
  width:92%;max-width:var(--wrap-wide);margin-inline:auto;height:72px}
.search__input{flex:1;background:none;border:0;border-bottom:1px solid rgba(255,255,255,.4);
  height:44px;font-size:17px;color:#fff}
.search__input::placeholder{color:rgba(255,255,255,.5)}
.search__close{font-size:var(--t-label);font-weight:var(--w-bold);color:var(--on-dark-60)}
.search__close:hover{color:#fff}
.search__list{width:92%;max-width:var(--wrap-wide);margin:0 auto;padding-bottom:12px}
.search__item{padding:10px 0;font-weight:var(--w-bold);font-size:15px;
  border-top:1px solid rgba(255,255,255,.12);cursor:pointer}
.search__item:hover,.search__item.is-on{color:var(--accent)}
.search__item small{display:block;font-weight:400;font-size:var(--t-mini);color:var(--on-dark-60)}
.search__empty{padding:12px 0;color:var(--on-dark-60);font-size:var(--t-body)}