/* ============================================================
   LD 사역소개 사이트 — 공통 스타일 (v3 데모 디자인 기준)
   디자인 토큰(:root)만 바꾸면 시안 확정 시 전체 디자인 교체 가능
   ============================================================ */

/* ── 디자인 토큰 ── */
:root {
  /* 색 — LD 브랜드 (인디고 + 그린 + 무채색, 3계열) */
  --indigo: #3A2BE0;
  --indigo-deep: #241A9E;
  --indigo-dark: #17106B;
  --indigo-tint: #EEECFD;
  --green: #27871A;          /* UI·텍스트용 그린 (흰 배경 대비 4.6:1 확보) */
  --green-hover: #1F6E15;
  --green-word: #46C42A;     /* 워드마크·어두운 배경 위 강조 */
  --green-tint: #EAF7E6;
  --ink: #1B1B22;
  --body-color: #2C2C34;
  --muted: #62626C;
  --line: #E4E4EA;
  --bg: #FFFFFF;
  --bg-alt: #F6F6F9;

  /* 형태 — 각진 레이아웃(LD), 최대 4px */
  --radius: 2px;

  /* 폭·타이포 */
  --maxw: 1140px;
  --font-sans: "Pretendard Variable", Pretendard, "Apple SD Gothic Neo",
               "Malgun Gothic", "Noto Sans KR", system-ui, sans-serif;
}

/* ── 기본 ── */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--body-color);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--indigo);
  outline-offset: 2px;
}

/* 스킵 링크 */
.skip {
  position: absolute; left: -9999px; top: 0;
  background: var(--indigo); color: #fff;
  padding: 10px 18px; font-weight: 700; text-decoration: none; z-index: 100;
}
.skip:focus { left: 0; }

/* ── 유틸리티 바 ── */
.util { border-bottom: 1px solid var(--line); font-size: .78rem; }
.util .wrap { display: flex; justify-content: flex-end; gap: 16px; padding: 6px 20px; }
.util a { color: var(--muted); text-decoration: none; }
.util a:hover { color: var(--indigo); }

/* ── 헤더·네비 ── */
header.site { border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--bg); z-index: 10; }
.nav { display: flex; align-items: center; gap: 32px; padding: 14px 20px; }
.wordmark { font-weight: 800; font-size: 1.15rem; letter-spacing: -.01em; text-decoration: none; white-space: nowrap; line-height: 1.3; }
.wordmark .l { color: var(--indigo); }
.wordmark .d { color: var(--green-word); }
.wordmark small { display: block; font-size: .62rem; font-weight: 600; color: var(--muted); letter-spacing: .22em; }
nav.menu { display: flex; gap: 26px; flex: 1; }
nav.menu a { color: var(--ink); text-decoration: none; font-size: .94rem; font-weight: 700; padding: 6px 0; }
nav.menu a:hover { color: var(--indigo); }
nav.menu a.active { color: var(--indigo); border-bottom: 2px solid var(--indigo); }
.nav .apply {
  background: var(--green); color: #fff; text-decoration: none; font-weight: 700;
  font-size: .85rem; padding: 11px 18px; border-radius: var(--radius); white-space: nowrap;
}
.nav .apply:hover { background: var(--green-hover); }

/* 모바일 메뉴 버튼 */
.menu-btn {
  display: none; margin-left: auto;
  background: none; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 10px 12px; cursor: pointer; min-width: 44px; min-height: 44px;
}
.menu-btn .bar { display: block; width: 20px; height: 2px; background: var(--ink); margin: 4px 0; }

@media (max-width: 860px) {
  .menu-btn { display: block; }
  .nav { flex-wrap: wrap; gap: 12px; }
  nav.menu {
    display: none; flex-direction: column; gap: 0;
    flex-basis: 100%; border-top: 1px solid var(--line); padding-top: 6px;
  }
  nav.menu.open { display: flex; }
  nav.menu a { padding: 12px 4px; border-bottom: 1px solid var(--line); }
  nav.menu a.active { border-bottom: 1px solid var(--line); color: var(--indigo); }
  .nav .apply { display: none; }
}

/* ── 히어로 (홈) ── */
.hero {
  background: linear-gradient(100deg, var(--indigo-dark) 0%, var(--indigo-deep) 46%, var(--indigo) 100%);
  color: #fff; position: relative; overflow: hidden;
}
.hero::after {
  content: ""; position: absolute; right: -80px; top: -60px; width: 520px; height: 520px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.07) 0 2px, transparent 2px 46px),
    linear-gradient(45deg, rgba(70,196,42,.18) 0 2px, transparent 2px 46px);
  transform: rotate(8deg);
  pointer-events: none;
}
.hero .wrap { position: relative; padding: 78px 20px 84px; z-index: 1; }
.hero .eyebrow { font-size: .72rem; font-weight: 700; letter-spacing: .18em; color: var(--green-word); margin: 0 0 14px; }
.hero h1 { font-size: clamp(1.7rem, 4.2vw, 2.6rem); line-height: 1.4; font-weight: 800; margin: 0 0 16px; letter-spacing: -.02em; }
.hero h1 b { color: var(--green-word); font-weight: 800; }
.hero p { max-width: 560px; margin: 0 0 30px; color: rgba(255,255,255,.86); }
.btn { display: inline-block; padding: 13px 26px; font-weight: 700; font-size: .9rem; text-decoration: none; border-radius: var(--radius); }
.hero .btn { margin-right: 8px; margin-bottom: 8px; }
.btn-green { background: var(--green-word); color: var(--indigo-dark); }
.btn-green:hover { background: #fff; }
.btn-line { border: 1px solid rgba(255,255,255,.55); color: #fff; }
.btn-line:hover { border-color: #fff; background: rgba(255,255,255,.08); }

/* ── 페이지 헤더 (서브 페이지 상단 띠) ── */
.page-head { background: var(--indigo-deep); color: #fff; }
.page-head .wrap { padding: 46px 20px 50px; }
.page-head .eyebrow { font-size: .72rem; font-weight: 700; letter-spacing: .18em; color: var(--green-word); margin: 0 0 10px; }
.page-head h1 { font-size: clamp(1.5rem, 3.6vw, 2.1rem); font-weight: 800; margin: 0 0 8px; letter-spacing: -.02em; }
.page-head p { margin: 0; color: rgba(255,255,255,.82); max-width: 640px; }

/* ── 신청 바로 가기 (홈) ── */
.quick { background: var(--bg-alt); border-bottom: 1px solid var(--line); text-align: center; padding: 30px 0 36px; }
.quick h2 { font-size: 1rem; font-weight: 800; color: var(--ink); margin: 0 0 16px; }
.quick .row { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
.quick a {
  background: var(--bg); border: 1px solid var(--line); color: var(--ink); text-decoration: none;
  font-size: .86rem; font-weight: 700; padding: 13px 22px; border-radius: var(--radius); min-width: 150px;
}
.quick a:hover { border-color: var(--indigo); color: var(--indigo); }
.quick a b { color: var(--green); }
.quick a b.closed { color: var(--muted); }

/* ── 섹션 공통 ── */
section { padding: 58px 0; }
.sec-head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }
.sec-head .num { font-size: .72rem; font-weight: 800; letter-spacing: .12em; color: var(--green); }
.sec-head h2 { font-size: 1.25rem; font-weight: 800; color: var(--ink); margin: 0; }
.sec-head p { margin: 0; font-size: .86rem; color: var(--muted); flex: 1; }
.sec-head .more {
  font-size: .8rem; font-weight: 700; color: var(--indigo); text-decoration: none;
  border: 1px solid var(--indigo); padding: 9px 14px; border-radius: var(--radius);
}
.sec-head .more:hover { background: var(--indigo-tint); }
.alt { background: var(--bg-alt); }

/* ── 카드 그리드 ── */
.cards { display: grid; grid-template-columns: 1fr; gap: 14px; }
@media (min-width: 560px) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .cards { grid-template-columns: repeat(4, 1fr); } }
.cards.cols3 { grid-template-columns: 1fr; }
@media (min-width: 560px) { .cards.cols3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 900px) { .cards.cols3 { grid-template-columns: repeat(3, 1fr); } }
.card { display: block; text-decoration: none; border: 1px solid var(--line); background: var(--bg); border-radius: var(--radius); overflow: hidden; }
.card:hover { border-color: var(--indigo); }
.thumb { aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; font-weight: 800; letter-spacing: .06em; font-size: .82rem; text-align: center; padding: 0 10px; }
.thumb.t1 { background: var(--indigo-tint); color: var(--indigo); }
.thumb.t2 { background: var(--indigo); color: #fff; }
.thumb.t3 { background: var(--green-tint); color: var(--green); }
.thumb.t4 { background: var(--indigo-dark); color: var(--green-word); }
.card .meta { padding: 12px 14px 14px; }
.card .meta strong { display: block; color: var(--ink); font-size: .9rem; line-height: 1.45; }
.card .meta span { font-size: .78rem; color: var(--muted); }
.card .meta .dl { display: inline-block; margin-top: 10px; font-size: .78rem; font-weight: 700; color: var(--indigo); border: 1px solid var(--indigo); padding: 7px 12px; border-radius: var(--radius); }
.card:hover .meta .dl { background: var(--indigo-tint); }

/* ── 교육 프로그램 카드 ── */
.featured { display: grid; grid-template-columns: 1fr; gap: 16px; margin-bottom: 16px; }
@media (min-width: 760px) { .featured { grid-template-columns: 1fr 1fr; } }
.prog { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: var(--bg); }
.prog .head { padding: 26px 26px 20px; color: #fff; }
.prog.monthly .head { background: var(--indigo); }
.prog.academy .head { background: var(--indigo-dark); }
.prog .head .label { font-size: .7rem; font-weight: 700; letter-spacing: .16em; color: var(--green-word); margin: 0 0 8px; }
.prog .head h3 { margin: 0 0 6px; font-size: 1.3rem; font-weight: 800; }
.prog .head p { margin: 0; font-size: .85rem; color: rgba(255,255,255,.82); }
.prog .body { padding: 20px 26px 24px; }
.prog .row { display: flex; gap: 12px; padding: 9px 0; border-bottom: 1px solid var(--line); font-size: .88rem; }
.prog .row:last-of-type { border-bottom: 0; }
.prog .row b { flex: 0 0 64px; color: var(--muted); font-weight: 700; font-size: .8rem; }
.prog .state, .detail .state { font-weight: 800; color: var(--green); }
.prog .state.closed, .detail .state.closed { color: var(--muted); }
.apply-btn {
  display: inline-block; margin-top: 14px; background: var(--green); color: #fff; text-decoration: none;
  font-weight: 800; font-size: .9rem; padding: 13px 28px; border-radius: var(--radius);
}
.apply-btn:hover { background: var(--green-hover); }
.apply-btn.line { background: transparent; border: 1px solid var(--line); color: var(--muted); font-weight: 700; }
.apply-btn.line:hover { border-color: var(--indigo); color: var(--indigo); background: transparent; }

/* ── 교육 상세 (education) ── */
.detail { border: 1px solid var(--line); border-radius: var(--radius); background: var(--bg); margin-bottom: 28px; overflow: hidden; }
.detail .head { padding: 28px 28px 22px; color: #fff; }
.detail.monthly .head { background: var(--indigo); }
.detail.academy .head { background: var(--indigo-dark); }
.detail .head .label { font-size: .7rem; font-weight: 700; letter-spacing: .16em; color: var(--green-word); margin: 0 0 8px; }
.detail .head h2 { margin: 0 0 6px; font-size: 1.4rem; font-weight: 800; }
.detail .head p { margin: 0; font-size: .88rem; color: rgba(255,255,255,.82); }
.detail .body { padding: 26px 28px 30px; }
.detail h3 { font-size: 1.02rem; font-weight: 800; color: var(--ink); margin: 26px 0 10px; }
.detail h3:first-child { margin-top: 0; }
.info-table { width: 100%; border-collapse: collapse; border-top: 2px solid var(--indigo); font-size: .9rem; }
.info-table th, .info-table td { padding: 11px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.info-table th { width: 110px; color: var(--muted); font-size: .8rem; font-weight: 700; background: var(--bg-alt); }
.table-wrap { overflow-x: auto; }
.num-list { margin: 0; padding: 0; list-style: none; counter-reset: step; }
.num-list li { position: relative; padding: 8px 0 8px 34px; counter-increment: step; border-bottom: 1px solid var(--line); font-size: .92rem; }
.num-list li::before {
  content: counter(step, decimal-leading-zero); position: absolute; left: 0; top: 9px;
  font-size: .78rem; font-weight: 800; color: var(--green); letter-spacing: .04em;
}

/* ── 아카데미 개설 강의 카드 (교육 페이지 카탈로그) ── */
.edu-grid { align-items: stretch; }
.edu-card {
  border: 1px solid var(--line); background: var(--bg); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
}
.edu-card .thumb { aspect-ratio: 16/9; }
.edu-card .thumb-img { aspect-ratio: 16/9; overflow: hidden; background: var(--indigo-tint); }
.edu-card .thumb-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.edu-card .meta { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.edu-card .state-line { margin: 0 0 8px; font-size: .74rem; letter-spacing: .04em; }
.edu-card h3 { margin: 0 0 6px; font-size: 1.05rem; font-weight: 800; color: var(--ink); line-height: 1.5; }
.edu-card .intro { margin: 0 0 10px; font-size: .85rem; color: var(--muted); }
.edu-card .row { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--line); font-size: .85rem; }
.edu-card .row b { flex: 0 0 44px; color: var(--muted); font-weight: 700; font-size: .78rem; }
.edu-card .btns { margin-top: auto; padding-top: 16px; }
.btns { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.edu-card .apply-btn { margin-top: 0; padding: 12px 22px; font-size: .85rem; }
.plan-btn {
  display: inline-block; margin-top: 14px; font-size: .82rem; font-weight: 700;
  color: var(--indigo); border: 1px solid var(--indigo); text-decoration: none;
  padding: 12px 18px; border-radius: var(--radius);
}
.plan-btn:hover { background: var(--indigo-tint); }
.edu-card .plan-btn { margin-top: 0; padding: 11px 16px; }

/* 월간특강 상세의 선택 썸네일 */
.detail-thumb { margin: 0 0 22px; }
.detail-thumb img { width: 100%; height: auto; max-height: 340px; object-fit: cover; display: block; border: 1px solid var(--line); }

/* ── 풀폭 배너 ── */
.banner { background: var(--indigo-deep); color: #fff; text-align: center; padding: 54px 20px; }
.banner .en { font-size: 1.6rem; font-weight: 800; letter-spacing: .34em; color: var(--green-word); margin: 0 0 10px; }
.banner p { margin: 0; font-size: .95rem; color: rgba(255,255,255,.85); }

/* ── 부서 소개 스플릿 (홈) ── */
.about { background: var(--ink); color: #fff; }
.about .wrap { display: grid; grid-template-columns: 1fr; gap: 36px; padding: 60px 20px; align-items: center; }
@media (min-width: 760px) { .about .wrap { grid-template-columns: 1fr 1fr; gap: 48px; padding: 72px 20px; } }
.about .visual {
  aspect-ratio: 4/3; background: linear-gradient(135deg, var(--indigo-dark), var(--indigo) 70%);
  display: flex; align-items: flex-end; padding: 22px; color: rgba(255,255,255,.55);
  font-size: .75rem; letter-spacing: .1em;
}
.about h2 { font-size: 1.35rem; font-weight: 800; margin: 0 0 18px; line-height: 1.6; }
.about h2 b { color: var(--green-word); }
.about p { color: rgba(255,255,255,.78); margin: 0 0 12px; font-size: .94rem; }

/* ── 공지 목록 ── */
.notice-list { border-top: 2px solid var(--indigo); }
.notice-list a { display: flex; gap: 18px; align-items: baseline; padding: 15px 6px; border-bottom: 1px solid var(--line); text-decoration: none; }
.notice-list .cat { flex: 0 0 74px; font-size: .72rem; font-weight: 700; letter-spacing: .08em; color: var(--green); }
.notice-list .t { flex: 1; color: var(--ink); font-size: .92rem; font-weight: 600; }
.notice-list time { font-size: .78rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.notice-list a:hover .t { color: var(--indigo); }
@media (max-width: 560px) {
  .notice-list a { flex-wrap: wrap; gap: 6px 14px; }
  .notice-list .t { flex-basis: 100%; order: 3; }
  .sec-head p { flex: 1 1 100%; }
}

/* ── 빈 상태 (콘텐츠 준비 중 — 시트에 행이 들어오면 JS가 카드로 교체) ── */
.ld-empty {
  grid-column: 1 / -1;
  border: 1px solid var(--line);
  border-top: 2px solid var(--indigo);
  background: var(--bg);
  padding: 40px 24px;
  text-align: center;
}
.ld-empty .en { display: block; font-size: .7rem; font-weight: 800; letter-spacing: .2em; color: var(--green); margin-bottom: 8px; }
.ld-empty strong { display: block; color: var(--ink); font-size: .98rem; font-weight: 800; margin-bottom: 6px; }
.ld-empty span { font-size: .84rem; color: var(--muted); }
.notice-list .ld-empty { border-top: 0; }

/* ── 안내 박스 ── */
.note-box { background: var(--indigo-tint); border-left: 3px solid var(--indigo); padding: 16px 20px; font-size: .88rem; color: var(--body-color); margin: 20px 0 0; }

/* ── 푸터 ── */
footer.site { background: var(--indigo-dark); color: rgba(255,255,255,.75); font-size: .82rem; }
footer.site a { color: rgba(255,255,255,.85); }
footer.site .top { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; padding: 44px 20px 30px; border-bottom: 1px solid rgba(255,255,255,.14); }
footer.site .fm { font-weight: 800; font-size: 1.05rem; color: #fff; margin: 0 0 6px; }
footer.site .fm .d { color: var(--green-word); }
footer.site .top p { margin: 0 0 6px; }
footer.site .contact strong { display: block; color: #fff; font-size: 1.2rem; font-weight: 800; margin-bottom: 4px; }
footer.site .btn-kakao {
  display: inline-block; margin-top: 10px; background: var(--green-word); color: var(--indigo-dark);
  font-weight: 800; text-decoration: none; padding: 12px 20px; border-radius: var(--radius); font-size: .85rem;
}
footer.site .btn-kakao:hover { background: #fff; }
footer.site .bottom { padding: 16px 20px 30px; font-size: .72rem; color: rgba(255,255,255,.66); }

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* ── 카드 표지 미리보기 (드라이브 파일 첫 장) ── */
.thumb { position: relative; overflow: hidden; }
.thumb .cover {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: top center;
  background: #fff;
}

/* ── 내장 자료 뷰어 (드라이브 파일을 사이트 안에서 열람) ── */
.ldv-overlay {
  position: fixed; inset: 0; z-index: 300;
  background: rgba(23, 16, 107, .78);
  display: flex; align-items: center; justify-content: center;
  padding: 28px 20px;
}
.ldv-overlay[hidden] { display: none; }
.ldv-box {
  width: min(920px, 100%); height: min(88vh, 1100px);
  background: var(--bg); border-top: 4px solid var(--indigo);
  display: flex; flex-direction: column;
  box-shadow: 0 18px 60px rgba(0,0,0,.35);
}
.ldv-head {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-bottom: 1px solid var(--line);
}
.ldv-title {
  flex: 1; font-size: .95rem; color: var(--ink);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.ldv-open {
  flex-shrink: 0; font-size: .78rem; font-weight: 700;
  color: var(--indigo); text-decoration: none;
  border: 1px solid var(--indigo); padding: 5px 12px;
}
.ldv-open:hover { background: var(--indigo-tint); }
.ldv-close {
  flex-shrink: 0; border: 0; background: none; cursor: pointer;
  font-size: 1rem; line-height: 1; color: var(--muted); padding: 6px 8px;
}
.ldv-close:hover { color: var(--ink); }
.ldv-frame { flex: 1; width: 100%; border: 0; background: var(--bg-alt); }
@media (max-width: 640px) {
  .ldv-overlay { padding: 0; }
  .ldv-box { height: 100%; width: 100%; }
}

/* ── 뷰어 상호작용 (집계·반응·댓글) ── */
.ldv-open.dl { background: var(--indigo); color: #fff; border-color: var(--indigo); }
.ldv-open.dl:hover { background: var(--indigo-deep); }
.ldv-frame { min-height: 180px; }
.ldv-foot {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  padding: 10px 16px; border-top: 1px solid var(--line);
}
.ldv-foot[hidden] { display: none; }
.ldv-stats { font-size: .76rem; color: var(--muted); margin-right: auto; }
.ldv-react, .ldv-cbtn {
  border: 1px solid var(--line); background: none; cursor: pointer;
  font: inherit; font-size: .78rem; padding: 5px 11px; color: var(--body-color);
}
.ldv-react:hover, .ldv-cbtn:hover { border-color: var(--indigo); color: var(--indigo); }
.ldv-react.on {
  background: var(--indigo-tint); border-color: var(--indigo);
  color: var(--indigo); font-weight: 700;
}
.ldv-cwrap {
  border-top: 1px solid var(--line); background: var(--bg-alt);
  display: flex; flex-direction: column; max-height: 38vh;
}
.ldv-cwrap[hidden] { display: none; }
.ldv-clist { flex: 1; overflow-y: auto; padding: 10px 16px; }
.ldv-c { padding: 9px 0; border-bottom: 1px solid var(--line); font-size: .82rem; }
.ldv-c:last-child { border-bottom: 0; }
.ldv-c b { margin-right: 8px; color: var(--ink); }
.ldv-c time { font-size: .7rem; color: var(--muted); }
.ldv-c p { margin: 4px 0 0; color: var(--body-color); }
.ldv-c-empty { font-size: .78rem; color: var(--muted); padding: 6px 0; }
.ldv-cform {
  display: flex; gap: 8px; padding: 10px 16px;
  border-top: 1px solid var(--line); background: var(--bg);
}
.ldv-cform input {
  border: 1px solid var(--line); padding: 8px 10px;
  font: inherit; font-size: .8rem; min-width: 0;
}
.ldv-cform input[name="nm"] { width: 130px; flex-shrink: 0; }
.ldv-cform input[name="tx"] { flex: 1; }
.ldv-cform input:focus { outline: 2px solid var(--indigo); outline-offset: -1px; }
.ldv-cform button {
  border: 0; background: var(--indigo); color: #fff; cursor: pointer;
  font: inherit; font-size: .8rem; font-weight: 700; padding: 8px 16px; flex-shrink: 0;
}
.ldv-cform button:hover { background: var(--indigo-deep); }
@media (max-width: 640px) {
  .ldv-stats { width: 100%; margin-right: 0; }
  .ldv-cform input[name="nm"] { width: 90px; }
}

/* ── 미리보기 미지원 안내 + 내장 신청창 ── */
.ldv-frame[hidden] { display: none; }
.ldv-noprev {
  flex: 1; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 6px;
  padding: 40px 24px; text-align: center; background: var(--bg-alt);
}
.ldv-noprev[hidden] { display: none; }
.ldv-noprev strong { font-size: 1.02rem; color: var(--ink); }
.ldv-noprev p { font-size: .82rem; color: var(--muted); max-width: 420px; }
.ldv-noprev .btns { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; justify-content: center; }
.lda-box { height: auto; max-height: 92vh; overflow-y: auto; }
.lda-form { display: flex; flex-direction: column; gap: 14px; padding: 20px 22px 24px; }
.lda-form label { display: flex; flex-direction: column; gap: 6px; }
.lda-form label span { font-size: .78rem; font-weight: 700; color: var(--ink); }
.lda-form input, .lda-form textarea {
  border: 1px solid var(--line); padding: 10px 12px;
  font: inherit; font-size: .88rem; min-width: 0;
}
.lda-form textarea { min-height: 74px; resize: vertical; }
.lda-form input:focus, .lda-form textarea:focus { outline: 2px solid var(--indigo); outline-offset: -1px; }
.lda-form .apply-btn { border: 0; cursor: pointer; margin-top: 4px; }
.lda-form[hidden] { display: none; }
.lda-done {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  padding: 44px 24px; text-align: center;
}
.lda-done[hidden] { display: none; }
.lda-done strong { font-size: 1.05rem; color: var(--indigo); }
.lda-done p { font-size: .84rem; color: var(--body-color); max-width: 400px; }
.lda-done .apply-btn { margin-top: 12px; }

/* ── 푸터 문의 버튼 ── */
footer.site .btn-inquiry {
  display: inline-block; margin: 10px 10px 0 0; padding: 11px 20px;
  background: #fff; color: var(--indigo-dark); border: 0; cursor: pointer;
  font: inherit; font-size: .82rem; font-weight: 700;
}
footer.site .btn-inquiry:hover { background: var(--indigo-tint); }

/* 스팸봇 방어용 숨은 칸 (사람 눈·스크린리더에 안 보임) */
.hp-field { position: absolute !important; left: -9999px; width: 1px; height: 1px; opacity: 0; }

/* 공지에서 넘어온 강의 카드 강조 */
.edu-card.flash { outline: 3px solid var(--indigo); outline-offset: 3px; }

/* ── 카드뉴스 캐러셀 (옆으로 넘겨 보기) ── */
.ldc { flex: 1; position: relative; display: flex; align-items: center; justify-content: center; background: #14122B; min-height: 300px; overflow: hidden; }
.ldc[hidden] { display: none; }
.ldc-img { max-width: 100%; max-height: 100%; object-fit: contain; user-select: none; -webkit-user-drag: none; }
.ldc-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 44px; height: 64px; border: 0; cursor: pointer;
  background: rgba(23,16,107,.55); color: #fff; font-size: 30px; line-height: 1;
}
.ldc-nav:hover { background: var(--indigo); }
.ldc-nav.prev { left: 0; }
.ldc-nav.next { right: 0; }
.ldc-dots { position: absolute; bottom: 14px; left: 0; right: 0; display: flex; justify-content: center; gap: 7px; }
.ldc-dot { width: 9px; height: 9px; border: 0; padding: 0; cursor: pointer; background: rgba(255,255,255,.4); }
.ldc-dot.on { background: var(--green-word); }
.ldc-count {
  position: absolute; top: 12px; right: 14px;
  background: rgba(0,0,0,.45); color: #fff; font-size: .74rem; font-weight: 700;
  padding: 4px 10px; letter-spacing: .04em;
}
@media (max-width: 640px) { .ldc-nav { width: 36px; } }