/* ==========================================================
   lab_seminar — 세미나 게시판 스킨
   AX반도체공학과 사이트 테마 (교수진·행정팀 스킨과 같은 토큰)

   목차
   1. 토큰 · 기본
   2. 공통 컴포넌트 (버튼 · 탭 · 체크박스 · 페이지네이션 · 배지 · 모션)
   3. 목록
   4. 보기 (lab_basic · lab_research 와 공통) + 세미나 전용
   5. 댓글 (lab_basic · lab_research 와 공통)
   6. 글쓰기
   ========================================================== */


/* ==========================================================
   1. 토큰 · 기본
   ========================================================== */
.lab-wrap{
    --point:#12295f; --point-dark:#0b1c3d; --point-tint:#f2f6fc; --point-line:#dde8f6;
    --accent:#2f7fd4;
    --ink:#1a1d24; --ink-2:#4b5160; --ink-3:#8a90a0;
    --line:#e3e6ec; --line-2:#eef0f4; --bg:#f6f8fb; --card:#fff;
    /* 글쓰기 폼 좌우 여백 */
    --pad:20px;
    max-width:1400px; margin:0 auto; box-sizing:border-box;
    font-family:'Paperlogy','Pretendard Variable',Pretendard,'Noto Sans KR',sans-serif; color:var(--ink);
    font-size:16px; line-height:1.6; word-break:keep-all;
}
@media (max-width:1400px){ .lab-wrap{--pad:clamp(20px,3vw,32px);} }
.lab-wrap *{box-sizing:border-box;}
.lab-wrap a{color:var(--point); text-decoration:none;}
.lab-wrap a:hover{color:var(--point-dark);}
/* 그누보드 default.css 가 h1~h6 · 폼 요소를 직접 지정하므로 Pretendard 로 못박는다 */
.lab-wrap h1,.lab-wrap h2,.lab-wrap h3,.lab-wrap h4,.lab-wrap h5,.lab-wrap h6,
.lab-wrap input,.lab-wrap select,.lab-wrap textarea,.lab-wrap button{font-family:'Pretendard Variable',Pretendard,sans-serif;}
.lab-wrap input:focus,.lab-wrap select:focus,.lab-wrap textarea:focus{outline:2px solid var(--point-line); outline-offset:-1px;}
.lab-wrap button,.lab-wrap label{word-break:keep-all; white-space:nowrap;}
.lab-wrap .sound_only{position:absolute; font-size:0; line-height:0; overflow:hidden; width:1px; height:1px;}
/* 서브 비주얼이 페이지 제목을 보여주므로 스킨 내부 타이틀은 감춘다 */
.lab-wrap .lab-title{display:none;}


/* ==========================================================
   2. 공통 컴포넌트
   ========================================================== */

/* ---------- 버튼 (lab_basic 과 동일) ---------- */
.lab-btn,.lab-btn-dark,.lab-btn-point{
    display:inline-flex; align-items:center; justify-content:center; flex:none;
    padding:9px 18px; border-radius:6px; font-size:14px; font-weight:600; cursor:pointer; line-height:1.5;
}
.lab-btn{border:1px solid var(--line); background:#fff; color:var(--ink-2);}
.lab-btn:hover{color:var(--point); border-color:var(--point-line); transform:translateY(-1px);}
.lab-btn-dark{border:1px solid var(--ink); background:#fff; color:var(--ink);}
.lab-btn-dark:hover{color:var(--ink); background:var(--line-2); transform:translateY(-1px);}
.lab-btn-point{border:none; background:var(--point); color:#fff;}
.lab-btn-point:hover{background:var(--point-dark); color:#fff; box-shadow:0 6px 16px rgba(18,41,95,.25); transform:translateY(-1px);}
.lab-btn i,.lab-btn-dark i,.lab-btn-point i{font-size:12px; margin-right:6px;}
.lab-wrap a.lab-btn{color:var(--ink-2);}
.lab-wrap a.lab-btn:hover{color:var(--point);}
.lab-wrap a.lab-btn-dark,.lab-wrap a.lab-btn-dark:hover{color:var(--ink);}
.lab-wrap a.lab-btn-point,.lab-wrap a.lab-btn-point:hover{color:#fff;}
/* 목록 상단 · 글쓰기 폼 · 참가신청 버튼은 한 단계 크게 (보기 화면 하단 버튼은 lab_basic 크기) */
.lab-listbar .lab-btn,.lab-listbar .lab-btn-point,.lab-w .lab-btn,
.lab-wrap .ax-smv-apply{padding:10px 20px; border-radius:8px; font-size:15px;}

/* ---------- 하단 선택 버튼 ---------- */
.lab-selbtn{display:inline-flex; align-items:center; padding:8px 14px; border-radius:6px; border:1px solid var(--line); background:#fff; color:var(--ink-2); font-size:13px; font-weight:600; cursor:pointer;}
.lab-selbtn:hover{color:var(--point); border-color:var(--point-line);}

/* ---------- 체크박스 ---------- */
.lab-wrap input[type=checkbox]{accent-color:var(--point);}
.lab-chkall{display:flex; align-items:center; gap:7px; font-size:13px; font-weight:600; color:var(--ink-3); cursor:pointer;}
.lab-chkall input{width:15px; height:15px;}

/* ---------- 분류 탭(알약) + 슬라이드 인디케이터 ---------- */
.lab-pills{position:relative; display:flex; gap:5px; width:fit-content; margin-top:20px; padding:5px; background:var(--bg); border:1px solid var(--line); border-radius:999px;}
.lab-pill{position:relative; z-index:1; display:inline-block; padding:9px 22px; border:none; border-radius:999px; background:transparent; font-size:14px; font-weight:700; color:var(--ink-3); white-space:nowrap; cursor:pointer;}
.lab-pill:hover{color:var(--ink-2);}
.lab-pill.on{background:#fff; color:var(--point); box-shadow:0 2px 8px rgba(20,24,40,0.12);}
.lab-wrap a.lab-pill{color:var(--ink-3);}
.lab-wrap a.lab-pill:hover{color:var(--ink-2);}
.lab-wrap a.lab-pill.on{color:var(--point);}
.lab-pill-slider{position:absolute; z-index:0; background:#fff; border-radius:999px; box-shadow:0 2px 8px rgba(20,24,40,0.12); opacity:0; pointer-events:none; transition:left 0.28s cubic-bezier(.4,0,.2,1),width 0.28s cubic-bezier(.4,0,.2,1),top 0.28s,height 0.28s,opacity 0.2s;}
.lab-pills.js-slide .lab-pill.on{background:transparent; box-shadow:none;}
.lab-pills.js-slide .lab-pill:hover{color:var(--point);}

/* ---------- 페이지네이션 (그누보드 .pg_wrap 재정의) ---------- */
.lab-wrap .pg_wrap{display:flex; justify-content:center; gap:4px; padding:0; margin:44px 0 0; text-align:center;}
.lab-wrap .pg{display:inline-flex; gap:4px;}
.lab-wrap .pg_page,.lab-wrap .pg_current{
    display:inline-flex; align-items:center; justify-content:center;
    min-width:38px; height:38px; padding:0 8px; border-radius:8px; font-size:14px; font-weight:600; background:#fff;
    border:1px solid var(--line); color:var(--ink-2);
}
.lab-wrap .pg_current{background:var(--point); border:none; color:#fff; font-weight:700;}
.lab-wrap .pg_page:hover{color:var(--point); border-color:var(--point-line);}
.lab-wrap .pg_start,.lab-wrap .pg_prev,.lab-wrap .pg_next,.lab-wrap .pg_end{
    text-indent:0; overflow:hidden; font-size:0; padding:0; min-width:38px; background-image:none;
}
.lab-wrap .pg_start:before,.lab-wrap .pg_prev:before,.lab-wrap .pg_next:before,.lab-wrap .pg_end:before{
    font-family:"Font Awesome 6 Free"; font-weight:900; font-size:12px; color:var(--ink-2); line-height:1;
}
.lab-wrap .pg_start:before{content:"\f100";}
.lab-wrap .pg_prev:before{content:"\f104";}
.lab-wrap .pg_next:before{content:"\f105";}
.lab-wrap .pg_end:before{content:"\f101";}
.lab-wrap .pg_start:hover:before,.lab-wrap .pg_prev:hover:before,
.lab-wrap .pg_next:hover:before,.lab-wrap .pg_end:hover:before{color:var(--point);}

/* ---------- 배지 : 분류 · D-day · 날짜 ---------- */
.lab-wrap .lb-badges{display:flex; gap:6px; flex-wrap:wrap; margin-bottom:10px;}
.lab-wrap .lb-badges:empty{display:none; margin:0;}
.lab-wrap .lab-cbadge{
    flex:none; display:inline-flex; align-items:center; height:24px; padding:0 10px; border-radius:6px; white-space:nowrap;
    font-size:12.5px; font-weight:700; letter-spacing:-.02em;
    color:var(--point); background:var(--point-tint); border:1px solid var(--point-line);
}
.lab-wrap .ax-dday{
    display:inline-flex; align-items:center; height:24px; padding:0 10px; border-radius:999px;
    font-size:12.5px; font-weight:800; color:#fff; background:linear-gradient(160deg,#2aa3dd 0%,#1c6fb5 100%);
}
.lab-wrap .ax-dday.end{color:#fff; background:#8d97a8;}
.lab-wrap .ax-date{
    flex:none; display:flex; flex-direction:column; align-items:center; justify-content:center;
    width:62px; height:62px; border-radius:12px; line-height:1.15;
    color:#fff; background:linear-gradient(160deg,var(--accent) 0%,var(--point) 100%);
}
.lab-wrap .ax-date .m{font-size:11.5px; font-weight:700; letter-spacing:.04em; opacity:.85;}
.lab-wrap .ax-date .d{font-size:23px; font-weight:800; letter-spacing:-.02em;}

/* ---------- 모션 ---------- */
.lab-btn,.lab-btn-dark,.lab-btn-point,.lab-selbtn,.lab-pill,.lab-wrap .pg_page{transition:background 0.18s,color 0.18s,border-color 0.18s,box-shadow 0.18s,transform 0.18s;}
.lab-anim{opacity:0; transform:translateY(20px); transition:opacity 0.55s ease, transform 0.55s ease;}
.lab-anim.in{opacity:1; transform:none;}
@media (prefers-reduced-motion: reduce){ .lab-anim{opacity:1; transform:none; transition:none;} }

@media (max-width:1024px){
    .lab-btn,.lab-btn-dark,.lab-btn-point{padding:8px 15px; font-size:13.5px;}
}
@media (max-width:860px){
    /* 분류 탭 : 한 줄 유지 + 탭 안에서만 좌우 스와이프 */
    .lab-pills{width:auto; max-width:fit-content; flex-wrap:nowrap; overflow-x:auto; -webkit-overflow-scrolling:touch; scrollbar-width:none;}
    .lab-pills::-webkit-scrollbar{display:none;}
    .lab-pill{flex:none;}
}
@media (max-width:500px){
    .lab-btn,.lab-btn-dark,.lab-btn-point{padding:8px 12px; font-size:12.5px;}
    .lab-btn i,.lab-btn-dark i,.lab-btn-point i{font-size:11px; margin-right:5px;}
}


/* ==========================================================
   3. 목록
   ========================================================== */

/* ---------- 상단 바 : 전체선택·Total / 검색창(가운데) / 관리자·세미나등록 ---------- */
.lab-listbar{display:grid; grid-template-columns:1fr auto 1fr; align-items:center; gap:12px; margin:0; padding:0;}
.lab-listbar .lft{justify-self:start; display:flex; align-items:center; gap:14px; flex-wrap:wrap; min-width:0;}
.lab-listbar .mid{justify-self:center;}
.lab-listbar .rgt{justify-self:end; display:flex; align-items:center; gap:8px; flex-wrap:wrap; min-width:0;}
.lab-total{font-size:14px; color:var(--ink-2);}
.lab-total b{color:var(--point);}

/* ---------- 검색창 : 알약형 필드 안에 입력 + 초기화(X) + 돋보기 ----------
   사이트 공통 default.css 의 input:focus 파란 테두리(!important)를 끄고
   포커스 표시는 감싸는 필드(:focus-within)가 담당한다 */
.lab-sch{
    position:relative; display:flex; align-items:center; gap:0;
    width:clamp(240px,30vw,360px); height:46px; padding:0 5px 0 0; margin:0;
    border-radius:999px; background:#fff;
    box-shadow:inset 0 0 0 1px var(--line), 0 1px 2px rgba(18,41,95,.04);
    transition:box-shadow .2s ease;
}
.lab-sch:hover{box-shadow:inset 0 0 0 1px #c9d6e6, 0 2px 6px rgba(18,41,95,.06);}
.lab-sch:focus-within{box-shadow:inset 0 0 0 1.5px var(--accent), 0 0 0 4px rgba(47,127,212,.13), 0 8px 20px rgba(18,41,95,.08);}
.lab-sm .lab-sch .lab-sch-input,
.lab-sm .lab-sch .lab-sch-input:focus{
    flex:1 1 auto; min-width:0; height:100%; padding:0 6px 0 22px;
    border:0 !important; border-radius:999px; background:transparent;
    box-shadow:none !important; outline:none !important;
    font-size:14.5px; color:var(--ink);
}
.lab-sch .lab-sch-input::placeholder{color:var(--ink-3);}
.lab-sch .lab-sch-clear{
    flex:none; display:inline-flex; align-items:center; justify-content:center;
    width:26px; height:26px; margin:0 6px 0 auto; padding:0;
    border:0; border-radius:50%; cursor:pointer;
    font-size:12px; line-height:1; color:var(--ink-3); background:#eef1f6;
    transition:background .18s ease, color .18s ease, transform .18s ease;
}
.lab-sch .lab-sch-clear:hover{background:#dde4ee; color:var(--ink-2);}
.lab-sch .lab-sch-clear:active{transform:scale(.9);}
.lab-sch .lab-sch-clear[hidden]{display:none;}
.lab-sch .lab-sch-btn{
    flex:none; width:36px; height:36px; margin-left:auto; padding:0;
    display:inline-flex; align-items:center; justify-content:center;
    border:0; border-radius:50%; cursor:pointer; font-size:14px; color:#fff;
    background:linear-gradient(160deg,var(--accent) 0%,var(--point) 100%);
    transition:transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.lab-sch .lab-sch-btn:hover{filter:brightness(1.08); box-shadow:0 4px 12px rgba(18,41,95,.24);}
.lab-sch .lab-sch-btn:active{transform:scale(.94);}

/* ---------- 섹션 구분 (예정된 / 지난 세미나) ---------- */
.lab-wrap .ax-sec{display:flex; align-items:center; gap:14px; margin:44px 0 18px;}
.lab-wrap .ax-sec h3{margin:0; font-size:20px; font-weight:800; letter-spacing:-.025em; color:var(--ink);}
.lab-wrap .ax-sec .ln{flex:1; height:1px; background:var(--line);}
.lab-wrap .ax-sec .c{font-size:13.5px; color:var(--ink-3);}

/* ---------- 카드 : 썸네일 영역은 이미지 유무와 상관없이 고정 크기 ---------- */
.lab-sm{--sm-thumb-w:186px; --sm-thumb-h:220px;}
.ax-sm-list{display:flex; flex-direction:column; gap:18px;}
.ax-sm-card{
    position:relative; display:grid; grid-template-columns:var(--sm-thumb-w) minmax(0,1fr); gap:0;
    align-items:start;          /* 본문이 길어도 썸네일이 늘어나지 않게 */
    overflow:hidden; border-radius:16px; background:#fff; border:1px solid var(--line);
    box-shadow:0 2px 4px rgba(16,34,64,.03), 0 12px 30px rgba(16,34,64,.06);
    transition:transform .3s cubic-bezier(.16,1,.3,1), box-shadow .3s cubic-bezier(.16,1,.3,1);
}
.ax-sm-card:hover{transform:translateY(-3px); box-shadow:0 4px 8px rgba(16,34,64,.05), 0 20px 44px rgba(16,34,64,.12);}
.ax-sm-card.is-end{background:var(--bg);}
.ax-sm-card.is-end .ps{filter:grayscale(.35); opacity:.85;}
.ax-sm-card > .chk{position:absolute; top:12px; right:12px; z-index:3;}
.ax-sm-card .ps{
    position:relative; display:flex; align-items:center; justify-content:center;
    width:var(--sm-thumb-w); height:var(--sm-thumb-h); border-radius:16px 0 0 16px;
    background:linear-gradient(160deg,#eaf1fb 0%,#dde7f5 100%) 50% 50%/cover no-repeat;
}
.ax-sm-card .ax-date.big{width:84px; height:84px; border-radius:16px;}
.ax-sm-card .ax-date.big .m{font-size:13px;}
.ax-sm-card .ax-date.big .d{font-size:32px;}
/* 본문이 썸네일보다 짧아도 카드 높이를 썸네일에 맞춘다 */
.ax-sm-card .bd{display:flex; flex-direction:column; min-height:var(--sm-thumb-h); padding:22px 26px;}
.lab-wrap .ax-sm-card .tit{
    display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
    font-size:19px; font-weight:700; line-height:1.4; letter-spacing:-.025em; color:var(--ink);
}
.lab-wrap .ax-sm-card .tit:hover{color:var(--point);}
.ax-sm-card .spk{margin:9px 0 0; font-size:14.5px; font-weight:600; color:var(--accent);}
.ax-sm-card .sum{
    margin:8px 0 6px; font-size:14.5px; line-height:1.65; color:var(--ink-2);
    display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;
}
/* 일시 · 장소 */
.lab-wrap .ax-meta{display:flex; flex-wrap:wrap; gap:8px 20px; margin-top:12px;}
.lab-wrap .ax-meta span{display:inline-flex; align-items:center; gap:7px; font-size:14.5px; color:var(--ink-2);}
.lab-wrap .ax-meta i{font-size:14px; color:var(--accent);}
.ax-sm-card .ax-meta{margin-top:auto; padding-top:22px; border-top:1px solid var(--line-2);}

.lab-wrap .ax-empty{padding:70px 20px; text-align:center; font-size:15px; color:var(--ink-3); border:1px dashed var(--line); border-radius:14px; background:var(--bg);}
/* 선택삭제 · 복사 · 이동 */
.ax-sm-foot{display:flex; gap:8px; flex-wrap:wrap; margin-top:34px;}

@media (max-width:900px){
    .lab-listbar{grid-template-columns:1fr; gap:14px;}
    .lab-listbar .lft,.lab-listbar .mid,.lab-listbar .rgt{justify-self:stretch;}
    .lab-listbar .rgt{justify-content:flex-end;}
    .lab-sch{width:100%;}
}
@media (max-width:860px){
    .lab-sm{--sm-thumb-w:150px; --sm-thumb-h:178px;}
    .ax-sm-card .ax-date.big{width:66px; height:66px; border-radius:13px;}
    .ax-sm-card .ax-date.big .d{font-size:25px;}
    .ax-sm-card .bd{padding:18px 20px;}
}
@media (max-width:560px){
    .lab-sch{height:44px;}
    .lab-wrap .ax-sec{margin:20px 0 15px;}
    .ax-sm-card{grid-template-columns:minmax(0,1fr);}
    .ax-sm-card .ps{width:100%; height:auto; aspect-ratio:186/220; max-height:240px; border-radius:16px 16px 0 0;}
    .ax-sm-card .bd{min-height:0;}
    .ax-sm-foot{margin-top:26px;}
}


/* ==========================================================
   4. 보기 — lab_basic · lab_research · lab_seminar 공통
      ※ 세 스킨의 이 구역(4·5)은 동일하게 유지한다.
   ========================================================== */

/* 서체 : 제목은 사이트 서체(Paperlogy), 그 외는 Pretendard */
#bo_v.lab-wrap{font-family:'Pretendard Variable',Pretendard,sans-serif; line-height:1.5;}
#bo_v .lab-bv-head h3{font-family:'Paperlogy','Noto Sans KR',sans-serif;}

/* ---------- 제목 · 작성자 · 조회/일시 ---------- */
.lab-bv-head{border-top:2px solid var(--ink); border-bottom:1px solid var(--line); padding:30px 6px 24px;}
.lab-bv-head h3{margin:0 0 16px; max-width:900px; font-size:25px; font-weight:800; line-height:1.4; letter-spacing:-0.01em; color:var(--ink);}
.lab-bv-meta{display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap;}
.lab-bv-meta .who{font-size:13.5px; font-weight:600; color:var(--ink-2);}
.lab-bv-meta .who span{font-weight:400; color:var(--ink-3);}
.lab-bv-meta .stats{display:flex; gap:14px; font-size:13px; color:var(--ink-3); white-space:nowrap;}
.lab-bv-meta .stats i{margin-right:5px;}

/* ---------- 본문 ---------- */
.lab-bv-con{display:flex; flex-direction:column; gap:16px; margin-top:10px; padding:32px; background:var(--card); border:1px solid var(--line); border-radius:12px; font-size:15px; line-height:1.7; color:var(--ink-2);}
.lab-bv-con img{max-width:100%; height:auto; border-radius:10px;}

/* ---------- 첨부파일 · 관련링크 ---------- */
.lab-bv-file{margin-top:22px;}
.lab-bv-file .fh{display:flex; align-items:center; gap:8px; margin-bottom:10px; padding-left:2px;}
.lab-bv-file .fh .tt{font-size:13px; font-weight:800; color:var(--ink);}
.lab-bv-file .fh .cnt{font-size:12px; font-weight:700; color:var(--point); background:var(--point-tint); border-radius:999px; padding:2px 9px;}
.lab-bv-file a.fitem{display:flex; align-items:center; gap:12px; margin-bottom:8px; padding:12px 16px; border:1px solid var(--line); border-radius:12px; color:var(--ink);}
.lab-bv-file a.fitem:last-child{margin-bottom:0;}
.lab-bv-file a.fitem:hover{border-color:var(--point-line); background:var(--point-tint); color:var(--ink);}
.lab-bv-file .ext{flex:none; display:flex; align-items:center; justify-content:center; width:34px; height:34px; border-radius:8px; background:var(--point-tint); color:var(--point); font-size:11px; font-weight:800;}
.lab-bv-file .nm{flex:1; min-width:0; font-size:15px; font-weight:600; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.lab-bv-file .inf{font-size:12.5px; color:var(--ink-3); white-space:nowrap;}
.lab-bv-file .dl{font-size:13px; color:var(--point);}

/* ---------- 버튼줄 (수정·삭제 / 목록·글쓰기) ---------- */
.lab-vbtns{display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap;}
.lab-vbtns .grp{display:flex; gap:6px; flex-wrap:wrap;}
.lab-bv-btns{margin-top:24px;}

/* ---------- 이전글 · 다음글 ---------- */
.lab-bv-nav{display:grid; grid-template-columns:auto 1fr auto; gap:16px; align-items:center; margin-top:20px; padding:18px 24px; background:var(--card); border:1px solid var(--line); border-radius:12px; color:var(--ink);}
.lab-bv-nav:hover{border-color:var(--point-line); background:var(--point-tint); color:var(--ink);}
.lab-bv-nav .k{font-size:12px; font-weight:800; letter-spacing:0.06em; color:var(--point);}
.lab-bv-nav .k i{font-size:11px;}
.lab-bv-nav .t{min-width:0; font-size:14.5px; font-weight:600; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.lab-bv-nav .d{font-size:13px; color:var(--ink-3);}

@media (max-width:1600px){
    .lab-bv-head h3{font-size:24px;}
    .lab-bv-con{padding:30px;}
}
@media (max-width:1400px){
    .lab-bv-head{padding:28px 4px 22px;}
    .lab-bv-head h3{font-size:23px;}
    .lab-bv-con{padding:28px;}
    .lab-bv-nav{padding:17px 20px; gap:14px;}
}
@media (max-width:1200px){
    .lab-bv-head{padding:26px 4px 20px;}
    .lab-bv-head h3{font-size:22px;}
    .lab-bv-con{padding:26px; font-size:14.5px;}
    .lab-bv-nav{padding:16px 18px;}
}
@media (max-width:1024px){
    .lab-bv-head{padding:24px 2px 18px;}
    .lab-bv-head h3{font-size:21px; margin-bottom:14px;}
    .lab-bv-con{padding:22px; font-size:14px; border-radius:11px;}
    .lab-bv-file a.fitem{padding:11px 14px; gap:10px;}
    .lab-bv-file .nm{font-size:14px;}
    .lab-bv-nav{padding:15px 16px; gap:12px;}
    .lab-bv-nav .t{font-size:14px;}
}
@media (max-width:768px){
    .lab-bv-head{padding:20px 2px 16px;}
    .lab-bv-head h3{font-size:19px; margin-bottom:12px;}
    .lab-bv-meta{flex-direction:column; align-items:flex-start; gap:7px;}
    .lab-bv-meta .stats{gap:12px; font-size:12px; flex-wrap:wrap; white-space:normal;}
    .lab-bv-con{padding:18px 16px; font-size:13.5px; border-radius:10px; gap:12px;}

    .lab-bv-file{margin-top:18px;}
    .lab-bv-file a.fitem{flex-wrap:wrap; gap:8px 10px; padding:10px 12px; border-radius:10px;}
    .lab-bv-file .ext{width:30px; height:30px; font-size:10px;}
    .lab-bv-file .nm{flex:1 1 0; font-size:13.5px;}
    .lab-bv-file .dl{order:3;}
    .lab-bv-file .inf{order:4; flex:1 1 100%; padding-left:40px; font-size:11.5px;}

    /* 버튼 : 한 줄에 꽉 차게 */
    .lab-vbtns{flex-direction:column; gap:8px;}
    .lab-vbtns .grp{width:100%; gap:5px;}
    .lab-vbtns .grp > *{flex:1 1 0; min-width:0;}
    .lab-bv-btns{margin-top:20px;}

    /* 이전·다음 : 윗줄 라벨+날짜 / 아랫줄 제목 */
    .lab-bv-nav{grid-template-columns:minmax(0,1fr) auto; gap:6px 10px; padding:13px 14px; margin-top:12px; border-radius:10px;}
    .lab-bv-nav .k{grid-column:1; grid-row:1; font-size:11px;}
    .lab-bv-nav .d{grid-column:2; grid-row:1; font-size:12px;}
    .lab-bv-nav .t{grid-column:1 / -1; grid-row:2; font-size:13.5px;}
}
@media (max-width:500px){
    .lab-bv-head{padding:18px 2px 14px;}
    .lab-bv-head h3{font-size:17px;}
    .lab-bv-meta .who{font-size:12.5px;}
    .lab-bv-meta .stats{gap:10px; font-size:11.5px;}
    .lab-bv-con{padding:15px 13px; font-size:13px;}
    .lab-bv-file .ext{width:27px; height:27px; font-size:9px;}
    .lab-bv-file .nm{font-size:12.5px;}
    .lab-bv-file .inf{padding-left:36px; font-size:11px;}
    .lab-bv-nav{padding:12px;}
    .lab-bv-nav .t{font-size:12.5px;}
}


/* ==========================================================
   5. 댓글 — lab_basic · lab_research · lab_seminar 공통
   ========================================================== */
.lab-cmt{margin-top:44px;}
.lab-cmt-head{display:flex; align-items:center; gap:8px; padding-bottom:14px; border-bottom:2px solid var(--ink);}
.lab-cmt-head .tt{font-size:16px; font-weight:800; color:var(--ink);}
.lab-cmt-head .cnt{font-size:13px; font-weight:700; color:var(--ink-2); background:var(--line-2); border-radius:999px; padding:2px 10px;}
.lab-cmt-empty{padding:44px 0; text-align:center; color:var(--ink-3); font-size:14px;}
.lab-cmt-item{padding:20px 6px; border-bottom:1px solid var(--line-2);}
/* 답글 들여쓰기 : 단계(--cdepth)만 마크업에서 받고 폭은 화면폭별로 계산 */
.lab-cmt-item.is-reply{margin-left:calc(var(--cdepth,0) * 32px); border-left:2px solid var(--line); padding-left:14px;}
.lab-cmt-item .meta{display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin-bottom:8px;}
.lab-cmt-item .who{font-size:14px; font-weight:700; color:var(--ink);}
.lab-cmt-item .when{font-size:12.5px; color:var(--ink-3);}
.lab-cmt-item .body{font-size:14.5px; line-height:1.7; color:var(--ink-2);}
.lab-cmt-item .cbtns{display:flex; gap:8px; margin-top:8px;}
.lab-cmt-item .cbtns a,.lab-cmt-item .cbtns button{padding:0; border:none; background:none; font-size:12.5px; color:var(--ink-3); cursor:pointer;}
.lab-cmt-item .cbtns a:hover,.lab-cmt-item .cbtns button:hover{color:var(--point);}
.lab-cmt-form{margin-top:20px; border:1px solid var(--line); border-radius:12px; overflow:hidden;}
.lab-cmt-form textarea{width:100%; height:110px; border:none; padding:16px; font-size:14.5px; resize:vertical;}
.lab-cmt-form .foot{display:flex; justify-content:space-between; align-items:center; padding:10px 14px; background:var(--bg); border-top:1px solid var(--line);}
.lab-cmt-form .foot label{display:flex; align-items:center; gap:7px; font-size:13.5px; font-weight:600; color:var(--ink-2); cursor:pointer;}
.lab-cmt-form .foot label input{width:15px; height:15px;}
.lab-cmt-form .foot .send{padding:10px 22px; border:none; border-radius:7px; background:var(--point); color:#fff; font-size:13.5px; font-weight:700; cursor:pointer;}
.lab-cmt-form .foot .send:hover{background:var(--point-dark);}
.lab-cmt-form .guest-row{display:flex; gap:8px; padding:10px 14px 0;}
.lab-cmt-form .guest-row input{padding:9px 12px; border:1px solid var(--line); border-radius:7px; font-size:13.5px;}

@media (max-width:1200px){
    .lab-cmt-item.is-reply{margin-left:calc(var(--cdepth,0) * 26px);}
}
@media (max-width:1024px){
    .lab-cmt{margin-top:36px;}
    .lab-cmt-item.is-reply{margin-left:calc(var(--cdepth,0) * 22px); padding-left:12px;}
}
@media (max-width:768px){
    .lab-cmt{margin-top:30px;}
    .lab-cmt-item{padding:16px 2px;}
    .lab-cmt-item.is-reply{margin-left:calc(var(--cdepth,0) * 14px); padding-left:10px;}
    .lab-cmt-item .body{font-size:13.5px;}
    .lab-cmt-form textarea{height:96px; padding:14px; font-size:14px;}
    .lab-cmt-form .foot{flex-wrap:wrap; gap:8px; padding:10px 12px;}
    .lab-cmt-form .guest-row{flex-wrap:wrap; padding:10px 12px 0;}
    .lab-cmt-form .guest-row input{flex:1 1 130px; min-width:0;}
}
@media (max-width:500px){
    .lab-cmt-head .tt{font-size:15px;}
    .lab-cmt-item{padding:14px 2px;}
    .lab-cmt-item.is-reply{margin-left:calc(var(--cdepth,0) * 10px); padding-left:8px;}
    .lab-cmt-item .who{font-size:13px;}
    .lab-cmt-item .when{font-size:11.5px;}
    .lab-cmt-item .body{font-size:13px;}
    .lab-cmt-form textarea{height:88px; padding:12px; font-size:13.5px;}
    .lab-cmt-form .foot .send{padding:9px 18px; font-size:12.5px;}
}

/* ---------- 세미나 전용 : 세미나 정보 (포스터 + 분류/D-day · 연사 · 요약 · 일시/장소) ---------- */
.ax-smv-hero{display:grid; grid-template-columns:320px minmax(0,1fr); gap:34px; align-items:start; margin-top:28px;}
.ax-smv-hero.noimg{grid-template-columns:minmax(0,1fr);}
.ax-smv-hero .ps{overflow:hidden; border-radius:16px; background:var(--bg); border:1px solid var(--line);}
.ax-smv-hero .ps img{display:block; width:100%; height:auto;}
.ax-smv-hero .bd{min-width:0;}
.ax-smv-hero .spk{display:flex; align-items:center; gap:9px; margin:14px 0 0; font-size:16px; font-weight:600; color:var(--accent);}
.ax-smv-hero .sum{margin:14px 0 0; font-size:16px; line-height:1.78; color:var(--ink-2);}
.ax-smv-hero + .lab-bv-con{margin-top:28px;}

.ax-smv-meta{margin:22px 0 0; padding:18px 22px; border-radius:14px; background:var(--point-tint); border:1px solid var(--point-line);}
.ax-smv-meta > div{display:flex; align-items:flex-start; gap:16px;}
.ax-smv-meta > div + div{margin-top:10px; padding-top:10px; border-top:1px solid var(--point-line);}
.ax-smv-meta dt{flex:none; display:flex; align-items:center; gap:8px; width:84px; font-size:14px; font-weight:700; color:var(--point);}
.ax-smv-meta dt i{font-size:13px;}
.ax-smv-meta dd{margin:0; font-size:16px; font-weight:600; color:var(--ink); word-break:keep-all;}

/* 참가 신청 버튼 (가운데) */
.lab-wrap .ax-smv-apply{display:flex; width:fit-content; margin:22px auto 0;}

@media (max-width:860px){
    .ax-smv-hero{grid-template-columns:minmax(0,1fr); gap:22px;}
    .ax-smv-hero .ps{max-width:340px;}
}
@media (max-width:768px){
    .ax-smv-hero{margin-top:20px;}
    .ax-smv-hero .spk,.ax-smv-hero .sum,.ax-smv-meta dd{font-size:14.5px;}
    .ax-smv-hero + .lab-bv-con{margin-top:20px;}
}
@media (max-width:560px){
    .ax-smv-meta > div{flex-direction:column; gap:4px;}
    .ax-smv-meta dt{width:auto;}
}


/* ==========================================================
   6. 글쓰기
   ========================================================== */
.lab-w{padding:72px var(--pad) 96px;}
.lab-w-tophead{display:flex; justify-content:space-between; align-items:center; border-bottom:2px solid var(--ink); padding-bottom:16px;}
.lab-w-tophead .opt{display:flex; align-items:center; gap:8px; font-size:14.5px; font-weight:600; color:var(--ink-2); cursor:pointer;}
.lab-w-tophead .opt input{width:17px; height:17px;}
.lab-w-tophead .req-note{font-size:13px; color:var(--ink-3);}
.lab-w-tophead .req-note b{color:#e5484d;}
.lab-w-row{display:grid; grid-template-columns:minmax(120px,180px) 1fr; align-items:center; border-bottom:1px solid var(--line-2); padding:10px 0;}
.lab-w-row.top{align-items:start;}
.lab-w-row > label,.lab-w-row > .lab-w-label{display:flex; align-items:center; gap:4px; padding:0 18px; font-size:14px; font-weight:700; color:var(--ink);}
.lab-w-row.top > label,.lab-w-row.top > .lab-w-label{padding-top:14px;}
.lab-w-row .req{color:#e5484d; font-weight:700;}
.lab-w-field{padding:6px 8px; min-width:0;}
.lab-w-input{width:100%; padding:12px 15px; border:1px solid var(--line); border-radius:8px; font-size:14.5px; background:#fff; color:var(--ink);}
.lab-w-input.w260{max-width:260px;}
.lab-w-help{display:block; margin-top:6px; font-size:12.5px; color:var(--ink-3);}
.lab-w-select{width:220px; padding:12px 14px; border:1px solid var(--line); border-radius:8px; font-size:14.5px; background:#fff; color:var(--ink-2);}
.lab-w-editor{border:1px solid var(--line); border-radius:10px; overflow:hidden;}
.lab-w-editor textarea{width:100%; height:220px; border:none; padding:16px; font-size:14.5px; resize:vertical;}
.lab-w-chk{display:flex; align-items:center; gap:8px; font-size:14.5px; font-weight:600; color:var(--ink-2); cursor:pointer;}
.lab-w-chk input{width:17px; height:17px;}

/* ---------- 썸네일(포스터) 이미지 ---------- */
.lab-thumb{display:flex; align-items:flex-start; gap:18px; flex-wrap:wrap;}
.lab-thumb .pv{
    position:relative; flex:none; display:flex; flex-direction:column; align-items:center; justify-content:center; gap:6px;
    width:132px; aspect-ratio:3/4; border-radius:12px;
    border:1px dashed var(--point-line); background:var(--bg) 50% 50%/cover no-repeat;
    color:var(--ink-3); font-size:22px;
}
.lab-thumb .pv em{font-style:normal; font-size:12px; font-weight:600;}
.lab-thumb .pv.has{border-style:solid; border-color:var(--line);}
.lab-thumb .pv.has i,
.lab-thumb .pv.has em{display:none;}
.lab-thumb .ct{flex:1 1 260px; min-width:0; display:flex; flex-direction:column; gap:10px;}
.lab-thumb .ct input[type=file]{width:100%; padding:10px 12px; border:1px solid var(--line); border-radius:8px; background:#fff; font-size:14px; color:var(--ink-2);}
.lab-thumb .hp{margin:0; font-size:13px; line-height:1.6; color:var(--ink-3);}

/* ---------- 드래그&드롭 파일 업로드 ---------- */
.lab-dz{display:flex; flex-direction:column; align-items:center; gap:8px; padding:30px; border:1.5px dashed var(--point-line); border-radius:10px; background:var(--bg); cursor:pointer; transition:all 0.15s;}
.lab-dz.drag{border-color:var(--point); background:var(--point-tint);}
.lab-dz i{font-size:22px; color:var(--point);}
.lab-dz .t{font-size:14.5px; font-weight:700; color:var(--ink);}
.lab-dz .t span{color:var(--point);}
.lab-dz .s{font-size:12.5px; color:var(--ink-3);}
.lab-dz-files{display:flex; flex-direction:column; gap:10px;}
.lab-dz-item{display:flex; align-items:center; gap:12px; padding:10px 14px; border:1px solid var(--line); border-radius:8px; background:#fff;}
.lab-dz-item .ext{flex:none; display:flex; align-items:center; justify-content:center; width:32px; height:32px; border-radius:6px; background:var(--point-tint); color:var(--point); font-size:10.5px; font-weight:800;}
.lab-dz-item .nm{flex:1; min-width:0; font-size:13.5px; font-weight:600; overflow:hidden; text-overflow:ellipsis; white-space:nowrap;}
.lab-dz-item .sz{font-size:12px; color:var(--ink-3); white-space:nowrap;}
.lab-dz-item .rm{width:26px; height:26px; border:none; border-radius:5px; background:transparent; color:var(--ink-3); cursor:pointer;}
.lab-dz-item .rm:hover{background:var(--line-2); color:#e5484d;}
.lab-dz-item label{display:flex; align-items:center; gap:5px; font-size:12.5px; color:var(--ink-3); cursor:pointer;}
.lab-w-hiddenfiles{display:none;}

/* ---------- 저자 선택기 ---------- */
.lab-people{display:none; margin-top:8px; padding:14px 16px; border:1px solid var(--line); border-radius:10px; background:var(--bg);}
.lab-people.open{display:block;}
.lab-people .pg-title{margin:8px 0 6px; font-size:12px; font-weight:800; letter-spacing:0.1em; color:var(--ink-3);}
.lab-people .pg-title:first-child{margin-top:0;}
.lab-people .plist{display:flex; gap:6px; flex-wrap:wrap;}
.lab-people .p{padding:5px 13px; border:1px solid var(--line); border-radius:999px; background:#fff; font-size:13px; font-weight:600; color:var(--ink-2); cursor:pointer;}
.lab-people .p:hover{border-color:var(--point); color:var(--point);}
.lab-people .p.on{background:var(--point); border-color:var(--point); color:#fff;}

/* ---------- 색상 팔레트 선택 ---------- */
.lab-palette{display:flex; flex-wrap:wrap; gap:8px;}
.lab-palette .pl{display:inline-flex; align-items:center; gap:8px; padding:7px 13px 7px 9px; border:1px solid var(--line); border-radius:999px; background:#fff; cursor:pointer; font-size:13px; font-weight:600; color:var(--ink-2); transition:border-color .15s,color .15s,box-shadow .15s;}
.lab-palette .pl:hover{border-color:var(--point-line); color:var(--ink);}
.lab-palette .pl input{position:absolute; opacity:0; width:0; height:0;}
.lab-palette .pl .sw{flex:none; width:18px; height:18px; border-radius:50%; background:var(--point); border:1px solid rgba(20,24,40,.14);}
.lab-palette .pl.on{border-color:var(--point); color:var(--point); box-shadow:0 0 0 3px var(--point-tint);}

/* ---------- 하단 버튼 ---------- */
.lab-w-foot{display:flex; justify-content:flex-end; gap:8px; margin-top:30px;}
.lab-w-cancel{display:inline-flex; align-items:center; padding:12px 28px; border:1px solid var(--line); border-radius:8px; background:#fff; color:var(--ink-2); font-size:15px; font-weight:600; cursor:pointer;}
.lab-w-cancel:hover{color:var(--ink);}
.lab-w-submit{padding:12px 34px; border:none; border-radius:8px; background:var(--point); color:#fff; font-size:15px; font-weight:700; cursor:pointer; box-shadow:0 4px 14px rgba(18,41,95,0.25);}
.lab-w-submit:hover{background:var(--point-dark);}

@media (max-width:840px){
    .lab-w-row{grid-template-columns:1fr;}
    .lab-w-row > label,.lab-w-row > .lab-w-label{padding:6px 8px 0;}
}
@media (max-width:560px){
    .lab-thumb .pv{width:108px;}
}