/**
 * Joyn LMS — 강의 상세 (모바일 퍼스트 풀 리디자인)
 * 파일: joyn-lms/assets/css/joyn-lms-single-course.css
 *
 * 디자인 콘셉트: Premium Learning · Soft Dark Accent
 * - 썸네일 풀블리드 히어로 + 다크 그라디언트 오버레이
 * - 딥 인디고 포인트 컬러 (#4541FF)
 * - 카드 기반 섹션, 섬세한 그림자 계층
 * - 모바일에서 가로 스크롤 완전 차단
 */

/* ────────────────────────────────────────────────
   0. 테마 개입 완전 차단 (Astra entry-header/banner 영역 공백 제거)
   ──────────────────────────────────────────────── */
body.single-joyn_course .entry-meta,
body.single-joyn_course .entry-header .entry-meta,
body.single-joyn_course .posted-on,
body.single-joyn_course .byline,
body.single-joyn_course .entry-footer,
body.single-joyn_course .ast-single-entry-banner .entry-meta,
body.single-joyn_course .entry-header,
body.single-joyn_course .ast-single-entry-banner,
body.single-joyn_course .post-thumb,
body.single-joyn_course .ast-post-format-content {
  display: none !important;
  margin: 0 !important;
  padding: 0 !important;
  height: 0 !important;
  min-height: 0 !important;
  overflow: hidden !important;
}
/* entry-content·article 상단 여백 제거 */
body.single-joyn_course .entry-content,
body.single-joyn_course .ast-container > *,
body.single-joyn_course article {
  padding: 0 !important;
  margin: 0 !important;
}

/* ========== 상단 붙임 (joyn-members-pro Acts 모듈과 동일 패턴) ========== */
/* 전체 틀: div#content.site-content (헤더 바로 아래 메인 콘텐츠 래퍼) */
body.single-joyn_course div#content.site-content {
  padding-top: 0 !important;
  margin-top: 0 !important;
  min-height: 0 !important;
  padding-bottom: 0 !important;
}
body.single-joyn_course div#content.site-content > * {
  margin-top: 0 !important;
  padding-top: 0 !important;
}
/* 콘텐츠 래퍼 일괄 */
body.single-joyn_course #content,
body.single-joyn_course .site-content,
body.single-joyn_course .entry-content,
body.single-joyn_course .content-area,
body.single-joyn_course #main,
body.single-joyn_course .site-main,
body.single-joyn_course main,
body.single-joyn_course #primary,
body.single-joyn_course .content,
body.single-joyn_course .site-inner,
body.single-joyn_course .page-content {
  padding-top: 0 !important;
  margin-top: 0 !important;
}
/* 좌우 padding·margin 제거 — 테마 .ast-container/.entry-content로 배경색(#F4F5F9) 옆으로 비침 방지 */
body.single-joyn_course .entry-content,
body.single-joyn_course .ast-single-entry-banner + .entry-content,
body.single-joyn_course .site-content .ast-container,
body.single-joyn_course #content,
body.single-joyn_course main,
body.single-joyn_course .ast-container,
body.single-joyn_course .site-content,
body.single-joyn_course #primary,
body.single-joyn_course #page,
body.single-joyn_course .hfeed {
  padding:     0 !important;
  margin-top:  0 !important;
  max-width:   100% !important;
  width:       100% !important;
}
/* ast-container (여러 경로) */
body.single-joyn_course #content .ast-container,
body.single-joyn_course #content.content .ast-container,
body.single-joyn_course .site-content .ast-container,
body.single-joyn_course #content .content-area .ast-container,
body.single-joyn_course .site-content .content-area .ast-container {
  padding-top: 0 !important;
  margin-top: 0 !important;
  max-width: 100%;
}
/* 공백 원인: #content 직하위 .ast-container, #primary.content-area (개발자도구로 확인) */
body.single-joyn_course #content > .ast-container,
body.single-joyn_course .site-content > .ast-container,
body.single-joyn_course .ast-container {
  padding-top: 0 !important;
  margin-top: 0 !important;
  min-height: 0 !important;
}
body.single-joyn_course div#primary.content-area,
body.single-joyn_course div#primary.content-area.primary {
  padding-top: 0 !important;
  margin-top: 0 !important;
  min-height: 0 !important;
}
body.single-joyn_course #content,
body.single-joyn_course .site-content,
body.single-joyn_course .site-inner {
  margin-top: 0 !important;
}
body.single-joyn_course .joyn-course-detail-fix {
  margin-top: 0 !important;
  padding-top: 0 !important;
}
body.single-joyn_course { padding-top: 0 !important; }
body.single-joyn_course #page {
  padding-top: 0 !important;
  margin-top: 0 !important;
}
body.single-joyn_course .ast-separate-container,
body.single-joyn_course.ast-separate-container {
  padding-top: 0 !important;
  margin-top: 0 !important;
}
/* 헤더 ↔ 콘텐츠 사이 간격 제거 */
body.single-joyn_course .site-header,
body.single-joyn_course header[role="banner"],
body.single-joyn_course #masthead,
body.single-joyn_course .header-wrap,
body.single-joyn_course .ast-header-wrap {
  margin-bottom: 0 !important;
  padding-bottom: 0 !important;
}
/* 첫 자식 상단 여백 제거 */
body.single-joyn_course #content > *:first-child,
body.single-joyn_course .site-content > *:first-child,
body.single-joyn_course main > *:first-child {
  margin-top: 0 !important;
  padding-top: 0 !important;
}
/* primary, entry-header, site-main, hentry */
body.single-joyn_course .ast-plain-container #primary,
body.single-joyn_course .ast-no-sidebar #primary {
  margin-top: 0 !important;
}
body.single-joyn_course #primary,
body.single-joyn_course .site-content #primary,
body.single-joyn_course .content-area #primary {
  margin-top: 0 !important;
  margin-bottom: 0 !important;
}
body.single-joyn_course .entry-header,
body.single-joyn_course .site-main .entry-header {
  margin-top: 0 !important;
  margin-bottom: 0 !important;
  padding-top: 0 !important;
  padding-bottom: 0 !important;
  min-height: 0 !important;
}
body.single-joyn_course .site-main,
body.single-joyn_course .ast-page-builder-template .site-main {
  margin-top: 0 !important;
  padding-top: 0 !important;
}
body.single-joyn_course .hentry,
body.single-joyn_course .site-main .hentry,
body.single-joyn_course .ast-article-single,
body.single-joyn_course article {
  margin-top: 0 !important;
  padding-top: 0 !important;
}
body.single-joyn_course .ast-page-builder-template .site-content > .ast-container {
  padding-top: 0 !important;
}
body.single-joyn_course .site-content > .ast-container > * {
  padding-top: 0 !important;
  margin-top: 0 !important;
}

/* 음수 마진 제거 — Astra 공백은 entry-header 완전 제거로 해결 */
@media (max-width: 768px) {
  body.single-joyn_course .joyn-course-detail-fix {
    margin-top: 0 !important;
  }
}
@media (max-width: 480px) {
  body.single-joyn_course .joyn-course-detail-fix {
    margin-top: 0 !important;
  }
}

/* 데스크탑: 강의 상세 본문 최대 너비 1200px · 화면 중앙 (Astra flex 레이아웃 대응) */
@media (min-width: 1024px) {
  body.single-joyn_course .site-main {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 100%;
  }
  body.single-joyn_course .site-main > article {
    width: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  body.single-joyn_course .entry-content {
    width: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  body.single-joyn_course .joyn-course-detail-fix {
    max-width: 1200px;
    width: 100%;
    min-width: 0;
    margin-left: auto !important;
    margin-right: auto !important;
    align-self: center;
    box-sizing: border-box;
  }
}

body.single-joyn_course {
  overflow-x: hidden !important;
  overflow-y: auto !important;
  -webkit-overflow-scrolling: touch;
  background: #F4F5F9 !important;
}

/* ────────────────────────────────────────────────
   1. 디자인 토큰 (02-joyn-design-guide: clamp 자동 반응형)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, sans-serif;
  --c-primary:   #4541FF;
  --c-primary-d: #3530D8;
  --c-primary-l: #EEEEFF;
  --c-primary-m: rgba(69,65,255,.12);
  --c-danger:    #EF4444;
  --c-success:   #10B981;
  --c-warning:   #F59E0B;

  --c-bg:        #F4F5F9;
  --c-surface:   #FFFFFF;
  --c-surface-2: #F9FAFB;
  --c-border:    #E8E9EF;
  --c-border-2:  #F0F1F6;

  --c-t1:  #111827;
  --c-t2:  #374151;
  --c-t3:  #6B7280;
  --c-t4:  #9CA3AF;

  /* Spacing — clamp(최소, calc(기준rem + Nvw), 최대) */
  --space-xs: clamp(0.25rem, 0.1rem + 0.5vw, 0.75rem);
  --space-sm: clamp(0.5rem, 0.2rem + 0.8vw, 1.25rem);
  --space-md: clamp(1rem, 0.5rem + 1.5vw, 2.5rem);
  --space-lg: clamp(1.5rem, 0.5rem + 2.5vw, 4rem);

  /* Typography */
  --text-xs:  clamp(0.6875rem, 0.65rem + 0.15vw, 0.75rem);
  --text-sm:  clamp(0.875rem, 0.8rem + 0.2vw, 1rem);
  --text-base: clamp(1rem, 0.9rem + 0.3vw, 1.25rem);
  --text-lg:  clamp(1.125rem, 1rem + 0.4vw, 1.5rem);
  --text-xl:  clamp(1.25rem, 1rem + 0.6vw, 1.75rem);
  --text-2xl: clamp(1.5rem, 1rem + 1vw, 2.25rem);

  /* Layout */
  --container: clamp(320px, 92vw, 1200px);

  /* Border radius (기존 --r-* 호환) */
  --radius-sm: clamp(0.25rem, 0.15rem + 0.25vw, 0.5rem);
  --radius-md: clamp(0.5rem, 0.3rem + 0.5vw, 1rem);
  --radius-lg: clamp(0.75rem, 0.4rem + 0.75vw, 1.5rem);
  --r-sm:  var(--radius-sm);
  --r-md:  var(--radius-md);
  --r-lg:  var(--radius-lg);
  --r-xl:  clamp(1rem, 0.5rem + 1vw, 1.75rem);

  --sh-card: 0 2px 12px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.04);
  --sh-pop:  0 8px 30px rgba(69,65,255,.18);

  font-size: var(--text-sm);
  color: var(--c-t1);
  background: var(--c-bg);
  /* overflow-x는 body.single-joyn_course에서만 처리. 여기서 hidden 쓰면 WebKit이 overflow-y를 auto로 바꿔
     커리큘럼 탭 등에서 문서 세로 스크롤이 멈추는 경우가 있음 */
  overflow-x: visible;
  overflow-y: visible;
  max-width: 100%;
  padding-bottom: clamp(6rem, 8rem + 5vw, 10rem);
}

.joyn-course-detail-fix *,
.joyn-course-detail-fix *::before,
.joyn-course-detail-fix *::after {
  box-sizing: border-box;
  max-width: 100%;
}

/* ────────────────────────────────────────────────
   2. 노티스 배너
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-notice {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.5;
}
.joyn-course-detail-fix .joyn-detail-notice i { font-size: var(--text-lg); flex-shrink: 0; }
.joyn-course-detail-fix .joyn-detail-notice--warning {
  background: #FFF3CD;
  border-bottom: 2px solid #F59E0B;
  color: #7C4A00;
}
.joyn-course-detail-fix .joyn-detail-notice--warning i { color: #D97706; }
.joyn-course-detail-fix .joyn-detail-notice--info {
  background: #DBEAFE;
  border-bottom: 2px solid #3B82F6;
  color: #1D4ED8;
}
.joyn-course-detail-fix .joyn-detail-notice--info i { color: #2563EB; }

/* ────────────────────────────────────────────────
   3. 상단바 — 다크 네이비 툴바 (고스트 버튼 · 라이트 타이포)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-top-bar {
  --joyn-topbar-bg: #0f172a;
  --joyn-topbar-bg2: #151b2e;
  --joyn-topbar-border: rgba(148, 163, 184, 0.18);
  --joyn-topbar-muted: rgba(241, 245, 249, 0.72);
  --joyn-topbar-text: #f1f5f9;
  --joyn-topbar-cap: #38bdf8;

  position: relative;
  z-index: 30;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: calc(0.625rem + 3px) var(--space-md) 0.625rem;
  margin-bottom: var(--space-md);
  background: linear-gradient(180deg, var(--joyn-topbar-bg2) 0%, var(--joyn-topbar-bg) 100%);
  border-bottom: 1px solid var(--joyn-topbar-border);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2);
}
/* 테마 헤더와 구분: 상단 그라데이션 라인 */
.joyn-course-detail-fix .joyn-detail-top-bar::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(56, 189, 248, 0.2) 8%,
    rgba(56, 189, 248, 0.85) 22%,
    rgba(129, 140, 248, 1) 50%,
    rgba(56, 189, 248, 0.85) 78%,
    rgba(56, 189, 248, 0.2) 92%,
    transparent 100%
  );
  box-shadow: 0 1px 0 rgba(56, 189, 248, 0.15);
}
.joyn-course-detail-fix .joyn-detail-back-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  min-width: 36px;
  min-height: 36px;
  border-radius: var(--radius-md);
  background: transparent;
  border: 1px solid var(--joyn-topbar-border);
  color: var(--joyn-topbar-muted);
  text-decoration: none;
  flex-shrink: 0;
  transition: background .15s, color .15s, border-color .15s;
}
.joyn-course-detail-fix .joyn-detail-back-btn [class^="ri-"],
.joyn-course-detail-fix .joyn-detail-back-btn [class*=" ri-"] { font-size: var(--text-xl); }
.joyn-course-detail-fix .joyn-detail-back-btn:hover {
  background: rgba(148, 163, 184, 0.12);
  border-color: rgba(148, 163, 184, 0.42);
  color: var(--joyn-topbar-text);
}
.joyn-course-detail-fix .joyn-detail-top-title-group {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.joyn-course-detail-fix .joyn-detail-top-cap-icon {
  flex-shrink: 0;
  font-size: 1.35rem;
  line-height: 1;
  color: var(--joyn-topbar-cap);
  filter: drop-shadow(0 0 10px rgba(56, 189, 248, 0.35));
}
.joyn-course-detail-fix .joyn-detail-top-title-stack {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  justify-content: center;
}
.joyn-course-detail-fix .joyn-detail-top-meta-line {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--joyn-topbar-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.joyn-course-detail-fix .joyn-detail-top-title {
  flex: 1;
  min-width: 0;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--joyn-topbar-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
/* 즐겨찾기·공유: 고정 팔레트(테마 변수·상속 색 무시) · 둥근 사각형 · 아이콘 기하학적 중앙 */
.joyn-course-detail-fix .joyn-detail-top-bar .joyn-detail-icon-btn {
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  min-width: 40px;
  min-height: 40px;
  padding: 0;
  border-radius: 10px !important;
  border: 1px solid #4b515d !important;
  background: #2a2f3b !important;
  color: #94a3b8 !important;
  box-shadow: none !important;
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
  -webkit-appearance: none;
  appearance: none;
}
.joyn-course-detail-fix .joyn-detail-top-bar .joyn-detail-icon-btn > i {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: block !important;
  width: 1.25rem;
  height: 1.25rem;
  margin: 0 !important;
  padding: 0 !important;
  font-size: 1.25rem !important;
  line-height: 1.25rem !important;
  text-align: center;
  font-style: normal !important;
  vertical-align: middle;
  color: inherit !important;
}
.joyn-course-detail-fix .joyn-detail-top-bar .joyn-detail-icon-btn > i::before {
  vertical-align: 0;
}
.joyn-course-detail-fix .joyn-detail-top-bar .joyn-detail-icon-btn:hover {
  background: #323846 !important;
  border-color: #5c6370 !important;
  color: #cbd5e1 !important;
}
.joyn-course-detail-fix .joyn-detail-top-bar .joyn-detail-icon-btn.joyn-wishlist-btn--active {
  color: #f472b6 !important;
  border-color: rgba(244, 114, 182, 0.55) !important;
  background: rgba(244, 114, 182, 0.14) !important;
}
.joyn-course-detail-fix .joyn-detail-top-bar .joyn-detail-icon-btn.joyn-wishlist-btn--active:hover {
  color: #fbcfe8 !important;
  border-color: rgba(251, 207, 232, 0.65) !important;
  background: rgba(244, 114, 182, 0.2) !important;
}
.joyn-course-detail-fix .joyn-detail-top-bar .joyn-detail-icon-btn:focus-visible {
  outline: 2px solid #38bdf8 !important;
  outline-offset: 2px;
}
.joyn-course-detail-fix .joyn-detail-back-btn:focus-visible {
  outline: 2px solid var(--joyn-topbar-cap);
  outline-offset: 2px;
}

/* 모바일: 상단 툴바 — 뒤로가기·강의제목만 숨김 (학사모·강의위치 브레드크럼·위시·공유 유지) */
@media (max-width: 768px) {
  .joyn-course-detail-fix .joyn-detail-back-btn,
  .joyn-course-detail-fix .joyn-detail-top-title {
    display: none !important;
  }
}

/* ────────────────────────────────────────────────
   4. 히어로 썸네일 — 풀블리드 + 그라디언트 타이틀
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-video-preview {
  display: block;
  width: 100%;
  aspect-ratio: 16/9;
  position: relative;
  overflow: hidden;
  background: #1E1B4B;
  text-decoration: none;
  margin: 0;
}
.joyn-course-detail-fix .joyn-detail-video-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.joyn-course-detail-fix .joyn-detail-video-preview:hover img { transform: scale(1.03); }
.joyn-course-detail-fix .joyn-detail-play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.28);
}
.joyn-course-detail-fix .joyn-detail-play-overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,10,50,.7) 0%, transparent 55%);
}
.joyn-course-detail-fix .joyn-detail-play-overlay [class^="ri-"],
.joyn-course-detail-fix .joyn-detail-play-overlay [class*=" ri-"] {
  position: relative;
  z-index: 1;
  font-size: clamp(2.5rem, 2.5rem + 1.5vw, 3.5rem);
  color: #fff;
  filter: drop-shadow(0 4px 20px rgba(0,0,0,.5));
  opacity: .95;
}

/* ────────────────────────────────────────────────
   4b. 데스크탑 2열 (본문 ~2fr · 우측 카드) + 모바일 단일 열 순서
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-desk-columns {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* 모바일: 탭 스탯과 겹침 → 사이드 요약 리스트 숨김 */
.joyn-course-detail-fix .joyn-detail-sidebar-meta {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 1024px) {
  .joyn-course-detail-fix .joyn-detail-desk-columns {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
    grid-template-areas:
      "hero aside"
      "main aside";
    gap: 1.5rem 1.75rem;
    align-items: start;
  }

  .joyn-course-detail-fix .joyn-detail-desk-hero-area {
    grid-area: hero;
  }

  .joyn-course-detail-fix .joyn-detail-desk-aside {
    grid-area: aside;
    position: sticky;
    top: 0.75rem;
    align-self: start;
    z-index: 15;
  }

  .joyn-course-detail-fix .joyn-detail-desk-main {
    grid-area: main;
  }

  .joyn-course-detail-fix .joyn-detail-sidebar-sheet {
    background: var(--c-surface);
    border-radius: var(--r-lg);
    border: 1px solid var(--c-border);
    box-shadow: var(--sh-card);
    overflow: hidden;
  }

  .joyn-course-detail-fix .joyn-detail-sidebar-meta {
    display: block;
    margin-top: var(--space-lg);
    padding: 0 var(--space-md) var(--space-md);
    font-size: var(--text-sm);
    color: var(--c-t2);
    line-height: 1.45;
  }

  .joyn-course-detail-fix .joyn-detail-sidebar-meta li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    margin: 0;
    border-top: 1px solid var(--c-border-2);
  }

  .joyn-course-detail-fix .joyn-detail-sidebar-meta li:first-child {
    border-top: none;
    padding-top: 0;
  }

  .joyn-course-detail-fix .joyn-detail-sidebar-meta i {
    font-size: var(--text-lg);
    color: var(--c-t4);
    flex-shrink: 0;
    margin-top: 2px;
  }

  /* 우측 카드 안 CTA: 하단 고정 해제, 상단바와 중복되는 위시리스트 숨김 */
  body.single-joyn_course #joyn-detail-bottom-cta-wrapper {
    position: static !important;
    left: auto !important;
    right: auto !important;
    bottom: auto !important;
    z-index: auto !important;
    background: transparent !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: none !important;
    box-shadow: none !important;
    padding: var(--space-md) !important;
    padding-bottom: var(--space-sm) !important;
  }

  body.single-joyn_course #joyn-detail-bottom-cta-wrapper .joyn-detail-bottom-cta {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-md);
  }

  body.single-joyn_course #joyn-detail-bottom-cta-wrapper .joyn-detail-cta-price-block {
    width: 100%;
  }

  body.single-joyn_course #joyn-detail-bottom-cta-wrapper .joyn-detail-cta-sale {
    color: #065f46;
  }

  body.single-joyn_course #joyn-detail-bottom-cta-wrapper .joyn-wishlist-btn {
    display: none;
  }

  body.single-joyn_course #joyn-detail-bottom-cta-wrapper .joyn-detail-enroll-btn {
    flex: none;
    width: 100%;
  }

  body.joyn-lms-has-bottom-nav .joyn-course-detail-fix {
    padding-bottom: clamp(3.5rem, 4rem + 2vw, 5rem);
  }
}

/* ────────────────────────────────────────────────
   5. 히어로 정보 카드 (타이틀 + 태그 + 별점)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-hero {
  background: var(--c-surface);
  padding: var(--space-md);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-hero-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}
.joyn-course-detail-fix .joyn-detail-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--c-primary);
  background: var(--c-primary-l);
  padding: var(--space-xs) var(--space-sm);
  border-radius: 99px;
}
.joyn-course-detail-fix .joyn-detail-tag i { font-size: var(--text-xs); }
.joyn-course-detail-fix .joyn-detail-hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  font-size: var(--text-xs);
  color: var(--c-t3);
  margin-left: auto;
}
.joyn-course-detail-fix .joyn-detail-hero-stat {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
}
.joyn-course-detail-fix .joyn-detail-hero-stat i { font-size: var(--text-sm); color: var(--c-t4); }
.joyn-course-detail-fix .joyn-detail-hero-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -.03em;
  color: var(--c-t1);
  margin: 0 0 var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-hero-sub {
  font-size: var(--text-sm);
  color: var(--c-t3);
  line-height: 1.6;
  margin: 0 0 var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-hero-rating {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.joyn-course-detail-fix .joyn-detail-stars-row { color: var(--c-warning); font-size: var(--text-sm); letter-spacing: 1px; }
.joyn-course-detail-fix .joyn-detail-rating-val { font-size: var(--text-base); font-weight: 800; color: var(--c-t1); }
.joyn-course-detail-fix .joyn-detail-rating-count { font-size: var(--text-xs); color: var(--c-t4); }

/* ────────────────────────────────────────────────
   6. 강사 카드 — 프리미엄 가로형
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-instructor-card {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  background: var(--c-surface);
  border-radius: var(--r-lg);
  padding: var(--space-md);
  margin: 0 var(--space-sm) var(--space-sm);
  box-shadow: var(--sh-card);
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--c-border);
  position: relative;
  overflow: hidden;
}
.joyn-course-detail-fix .joyn-detail-instructor-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--c-primary), #8B5CF6);
  border-radius: 0 2px 2px 0;
}
.joyn-course-detail-fix .joyn-detail-instructor-avatar {
  width: 3.5rem;
  height: 3.5rem;
  min-width: 48px;
  min-height: 48px;
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
  border: 2.5px solid var(--c-primary-l);
  box-shadow: 0 0 0 2px var(--c-primary);
}
.joyn-course-detail-fix .joyn-detail-instructor-avatar img { width: 100%; height: 100%; object-fit: cover; }
.joyn-course-detail-fix .joyn-detail-instructor-info { flex: 1; min-width: 0; }
.joyn-course-detail-fix .joyn-detail-instructor-name {
  font-size: var(--text-base);
  font-weight: 800;
  color: var(--c-t1);
  margin-bottom: var(--space-xs);
  letter-spacing: -.02em;
}
.joyn-course-detail-fix .joyn-detail-instructor-summary {
  font-size: var(--text-xs);
  color: var(--c-t3);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ────────────────────────────────────────────────
   7. 탭 — 카드형 바(라운드·테두리·세로 구분선·활성 연보라 배경·하단 바)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-tabs {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  margin: 0 var(--space-sm) var(--space-md);
  padding: 0;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: clamp(8px, 0.5rem + 0.5vw, 10px);
  box-shadow: var(--sh-card);
  overflow: hidden;
}
.joyn-course-detail-fix .joyn-detail-tab {
  flex: 1 1 0;
  min-width: 0;
  min-height: 2.875rem;
  height: clamp(2.75rem, 2.5rem + 1vw, 3.125rem);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--c-t2);
  background: var(--c-surface);
  border: none;
  border-right: 1px solid var(--c-border-2);
  border-radius: 0;
  cursor: pointer;
  font-family: inherit;
  position: relative;
  transition: background .18s ease, color .18s ease;
  white-space: nowrap !important;
  word-break: keep-all !important;
  overflow-wrap: normal !important;
  writing-mode: horizontal-tb !important;
  overflow: hidden;
}
.joyn-course-detail-fix .joyn-detail-tab:last-child {
  border-right: none;
}
.joyn-course-detail-fix .joyn-detail-tab:hover:not(.is-active) {
  background: var(--c-surface-2);
  color: var(--c-t1);
}
.joyn-course-detail-fix .joyn-detail-tab:focus-visible {
  outline: 2px solid var(--c-primary);
  outline-offset: -2px;
  z-index: 1;
}
.joyn-course-detail-fix .joyn-detail-tab::after {
  display: none;
}
.joyn-course-detail-fix .joyn-detail-tab.is-active {
  color: var(--c-primary);
  font-weight: 700;
  background: var(--c-primary-l);
}
.joyn-course-detail-fix .joyn-detail-tab.is-active::after {
  display: block;
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--c-primary);
  border-radius: 0;
}
/* 좁은 화면: 짧은 레이블 */
.joyn-course-detail-fix .joyn-detail-tab-full { display: none; }
.joyn-course-detail-fix .joyn-detail-tab-short {
  display: inline-block !important;
  white-space: nowrap !important;
  word-break: keep-all !important;
}
@media (min-width: 640px) {
  .joyn-course-detail-fix .joyn-detail-tab-full {
    display: inline !important;
  }
  .joyn-course-detail-fix .joyn-detail-tab-short {
    display: none !important;
  }
}

/* ────────────────────────────────────────────────
   8. 탭 패널
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-tab-panel {
  display: none;
  padding: var(--space-md) var(--space-sm);
  background: var(--c-bg);
}
.joyn-course-detail-fix .joyn-detail-tab-panel.is-active { display: block; }

/* ────────────────────────────────────────────────
   9. 스탯 그리드 (모바일 2×2 · 데스크탑 1×4)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}
@media (min-width: 1024px) {
  .joyn-course-detail-fix .joyn-detail-stat-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}
.joyn-course-detail-fix .joyn-detail-stat-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: var(--space-md) var(--space-sm) var(--space-md);
  text-align: center;
  box-shadow: var(--sh-card);
  transition: transform .15s, box-shadow .15s;
}
.joyn-course-detail-fix .joyn-detail-stat-card:active { transform: scale(.98); }
.joyn-course-detail-fix .joyn-detail-stat-card i {
  font-size: var(--text-2xl);
  color: var(--c-primary);
  display: block;
  margin-bottom: var(--space-sm);
  line-height: 1;
}
.joyn-course-detail-fix .joyn-detail-stat-val {
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--c-t1);
  letter-spacing: -.02em;
  line-height: 1.2;
  display: block;
}
.joyn-course-detail-fix .joyn-detail-stat-label {
  font-size: var(--text-xs);
  color: var(--c-t4);
  margin-top: var(--space-xs);
  font-weight: 400;
}

/* ────────────────────────────────────────────────
   10. 섹션 박스 (공통 카드)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-section-box {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  box-shadow: var(--sh-card);
  overflow: hidden;
  margin-bottom: var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-section-box-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-bottom: 1px solid var(--c-border-2);
  background: var(--c-surface-2);
}
.joyn-course-detail-fix .joyn-detail-section-box-title {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-t1);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}
.joyn-course-detail-fix .joyn-detail-section-box-title i { color: var(--c-primary); font-size: var(--text-lg); }
.joyn-course-detail-fix .joyn-detail-section-box-en {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--c-t4);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.joyn-course-detail-fix .joyn-detail-section-box-body {
  padding: var(--space-md);
  font-size: var(--text-sm);
  color: var(--c-t2);
  line-height: 1.7;
}
.joyn-course-detail-fix .joyn-detail-section-box-body.joyn-detail-description-box-body {
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
}
.joyn-course-detail-fix .joyn-detail-section-box-body p { margin-bottom: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-section-box-body p:last-child { margin-bottom: 0; }
.joyn-course-detail-fix .joyn-detail-section-box-body ul,
.joyn-course-detail-fix .joyn-detail-section-box-body ol { margin: var(--space-sm) 0 var(--space-sm) 1.2em; padding-left: 1em; }
.joyn-course-detail-fix .joyn-detail-section-box-body li { margin-bottom: var(--space-xs); }

/* ────────────────────────────────────────────────
   11. 체크 아이템
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-check-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--c-t2);
  margin-bottom: var(--space-sm);
  line-height: 1.6;
}
.joyn-course-detail-fix .joyn-detail-check-item:last-child { margin-bottom: 0; }
.joyn-course-detail-fix .joyn-detail-check-item i {
  font-size: var(--text-lg);
  color: var(--c-success);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ────────────────────────────────────────────────
   12. 관련 영상 그리드
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-intro-videos { margin-bottom: var(--space-md); }
.joyn-course-detail-fix .joyn-detail-intro-videos-title {
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--c-t1);
}
.joyn-course-detail-fix .joyn-detail-intro-videos-title i { color: var(--c-primary); font-size: var(--text-lg); }
.joyn-course-detail-fix .joyn-detail-intro-videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(150px, 100%), 1fr));
  gap: var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-intro-video-thumb {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--r-sm);
  overflow: hidden;
  border: 1px solid var(--c-border);
  background: var(--c-border-2);
  cursor: pointer;
  padding: 0;
}
.joyn-course-detail-fix .joyn-detail-intro-video-thumb img { width: 100%; height: 100%; object-fit: cover; }
.joyn-course-detail-fix .joyn-detail-intro-video-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.35);
  color: #fff;
  font-size: var(--text-2xl);
  transition: background .2s;
}
.joyn-course-detail-fix .joyn-detail-intro-video-thumb:hover .joyn-detail-intro-video-play { background: rgba(0,0,0,.5); }

/* ────────────────────────────────────────────────
   13. 공유 박스 (헤더는 .joyn-detail-section-box 와 동일 — 아이콘+제목+영문)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-section-box.joyn-detail-share-box {
  margin-bottom: 50px;
}
.joyn-course-detail-fix .joyn-detail-share-row {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-md);
  flex-wrap: wrap;
}
.joyn-course-detail-fix .joyn-detail-share-col--qr {
  flex: 0 0 auto;
}
.joyn-course-detail-fix .joyn-detail-share-col--meta {
  flex: 1 1 220px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-sm);
  text-align: left;
}
.joyn-course-detail-fix .joyn-detail-share-qr-link {
  display: inline-block;
  padding: 8px;
  background: #fff;
  border-radius: var(--radius-md);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s, box-shadow 0.2s;
  line-height: 0;
}
.joyn-course-detail-fix .joyn-detail-share-qr-link:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}
.joyn-course-detail-fix .joyn-detail-share-qr-img {
  display: block;
  width: 144px;
  height: auto;
  max-width: 100%;
  border-radius: 4px;
}
.joyn-course-detail-fix .joyn-detail-share-caption {
  font-size: var(--text-sm);
  text-align: left;
  max-width: 36rem;
  line-height: 1.55;
  margin: 0;
  color: var(--c-t3);
}
.joyn-course-detail-fix .joyn-detail-share-modal-actions {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-xs);
  flex-wrap: wrap;
  margin: 0;
}
.joyn-course-detail-fix .joyn-detail-share-btn-share {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.625rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid var(--c-primary);
  background: var(--c-surface-2);
  color: var(--c-primary);
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
}
.joyn-course-detail-fix .joyn-detail-share-btn-share:hover {
  transform: translateY(-1px);
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}
.joyn-course-detail-fix .joyn-detail-share-btn-share i {
  font-size: 1.125rem;
}
.joyn-course-detail-fix .joyn-detail-share-feedback {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--c-success, #16a34a);
  opacity: 0;
  transition: opacity 0.25s ease;
  min-height: 1.25em;
}
.joyn-course-detail-fix .joyn-detail-share-feedback.is-visible {
  opacity: 1;
}
.joyn-course-detail-fix .joyn-detail-share-joyn-sns {
  margin-top: 0;
  padding-top: var(--space-sm);
  border-top: 1px solid var(--c-border);
  width: 100%;
}
@media (max-width: 520px) {
  .joyn-course-detail-fix .joyn-detail-share-row {
    flex-direction: column;
    align-items: center;
  }
  .joyn-course-detail-fix .joyn-detail-share-col--meta {
    align-items: center;
    text-align: center;
    width: 100%;
  }
  .joyn-course-detail-fix .joyn-detail-share-caption {
    text-align: center;
  }
  .joyn-course-detail-fix .joyn-detail-share-modal-actions {
    justify-content: center;
  }
}
.joyn-course-detail-fix .joyn-detail-share-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
}
.joyn-course-detail-fix .joyn-detail-share-qr img { border-radius: var(--radius-md); }
.joyn-course-detail-fix .joyn-detail-share-qr-label { font-size: var(--text-xs); color: var(--c-t4); }
.joyn-course-detail-fix .joyn-detail-share-actions {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-share-sns-row {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-sm);
  align-items: center;
}
.joyn-course-detail-fix .joyn-detail-share-sns-btn {
  width: 2rem;
  height: 2rem;
  min-width: 32px;
  min-height: 32px;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .15s, opacity .15s;
  flex-shrink: 0;
}
.joyn-course-detail-fix .joyn-detail-share-sns-btn:hover { opacity: .85; transform: scale(1.08); }
.joyn-course-detail-fix .joyn-detail-share-sns-btn svg { width: var(--text-lg); height: var(--text-lg); }
.joyn-course-detail-fix .joyn-detail-share-sns-kakao { background: #FEE500; color: #191919; }
.joyn-course-detail-fix .joyn-detail-share-sns-line  { background: #06C755; color: #fff; }
.joyn-course-detail-fix .joyn-detail-share-sns-insta { background: #E1306C; color: #fff; }
.joyn-course-detail-fix .joyn-detail-share-sns-fb    { background: #1877F2; color: #fff; }
.joyn-course-detail-fix .joyn-detail-share-sns-x     { background: #000;    color: #fff; }

/* joyn-sns 쇼트코드 호환 */
.joyn-course-detail-fix .joyn-detail-share-joyn-sns .joyn-sns-wrap { display: block; margin: 0; width: auto; }
.joyn-course-detail-fix .joyn-detail-share-joyn-sns .joyn-sns-buttons { display: flex; flex-wrap: nowrap; gap: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-share-joyn-sns .joyn-sns-btn { width: 2rem; height: 2rem; min-width: 32px; min-height: 32px; border-radius: var(--radius-md); flex: none; display: inline-flex; align-items: center; justify-content: center; }
.joyn-course-detail-fix .joyn-detail-share-joyn-sns .joyn-sns-btn svg,
.joyn-course-detail-fix .joyn-detail-share-joyn-sns .joyn-sns-btn .joyn-sns-icon { width: var(--text-lg); height: var(--text-lg); }

.joyn-course-detail-fix .joyn-detail-share-copy-box {
  display: block;
  width: 100%;
  padding: var(--space-sm);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid var(--c-border);
  background: var(--c-surface-2);
  color: var(--c-t2);
  transition: background .15s, border-color .15s;
  text-align: center;
}
.joyn-course-detail-fix .joyn-detail-share-copy-box:hover { background: var(--c-primary-l); border-color: var(--c-primary); color: var(--c-primary); }
.joyn-course-detail-fix .joyn-detail-share-copy-box.copied { background: var(--c-success); color: #fff; border-color: var(--c-success); }

/* ────────────────────────────────────────────────
   14. 수강 진도 박스
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-my-progress-wrap {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: var(--space-md);
  margin-top: var(--space-sm);
  box-shadow: var(--sh-card);
}
/* 강의 상세(모바일): 하단 고정 CTA/네비와 겹쳐 '수강 진도 상황' 하단이 잘리는 이슈 방지 */
@media (max-width: 1023px) {
  .joyn-course-detail-fix .joyn-detail-my-progress-wrap {
    padding-bottom: calc(var(--space-md) + 70px);
  }
}
.joyn-course-detail-fix .joyn-detail-my-progress-title,
.joyn-course-detail-fix .joyn-detail-quiz-status-title {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-t1);
  margin: 0 0 var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-my-progress-title i,
.joyn-course-detail-fix .joyn-detail-quiz-status-title i { color: var(--c-primary); font-size: var(--text-lg); }
.joyn-course-detail-fix .joyn-detail-quiz-status-title { margin-top: var(--space-md); margin-bottom: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-my-progress-bar-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}
.joyn-course-detail-fix .joyn-detail-progress-bar {
  flex: 1;
  height: 0.5rem;
  background: var(--c-border-2);
  border-radius: 99px;
  overflow: hidden;
}
.joyn-course-detail-fix .joyn-detail-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--c-primary), #8B5CF6);
  border-radius: 99px;
  transition: width .3s ease;
}
.joyn-course-detail-fix .joyn-detail-progress-pct {
  font-weight: 800;
  font-size: var(--text-base);
  color: var(--c-primary);
  min-width: 3em;
}
.joyn-course-detail-fix .joyn-detail-my-progress-desc { font-size: var(--text-xs); color: var(--c-t3); }
.joyn-course-detail-fix .joyn-detail-quiz-status-list { list-style: none; margin: 0; padding: 0; }
.joyn-course-detail-fix .joyn-detail-quiz-status-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--c-border-2);
  font-size: var(--text-sm);
}
.joyn-course-detail-fix .joyn-detail-quiz-status-item:last-child { border-bottom: none; }
.joyn-course-detail-fix .joyn-detail-quiz-status-name { font-weight: 600; color: var(--c-t1); }
.joyn-course-detail-fix .joyn-detail-quiz-status-meta { color: var(--c-t3); font-size: var(--text-xs); }

/* ────────────────────────────────────────────────
   15. 커리큘럼 탭
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-tab-panel--curriculum {
  padding: var(--space-md) var(--space-sm);
  background: var(--c-bg);
}
.joyn-course-detail-fix .joyn-detail-curr-card {
  background: var(--c-surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
  border: 1px solid var(--c-border);
  overflow: hidden;
  padding: 0;
}

/* 모바일: 커리큘럼·강사·후기 탭 — 세로 스크롤·하단 고정 CTA/네비에 가리지 않도록 */
@media (max-width: 1023px) {
  /* sticky 탭이 일부 WebKit에서 스크롤 포트/높이 계산을 꼬이게 해 후기 등 긴 탭이 중간에서 막히는 경우가 있음 */
  .joyn-course-detail-fix .joyn-detail-tabs {
    position: relative;
    top: auto;
  }
  .joyn-course-detail-fix .joyn-detail-desk-main {
    overflow: visible;
    min-height: 0;
  }
  .joyn-course-detail-fix .joyn-detail-tab-panel--curriculum,
  .joyn-course-detail-fix .joyn-detail-tab-panel--instructor {
    touch-action: pan-y;
    padding-bottom: calc(var(--space-md) + 4rem);
  }
  .joyn-course-detail-fix .joyn-detail-curr-card {
    touch-action: pan-y;
  }
  .joyn-course-detail-fix .joyn-detail-instructor-tab {
    touch-action: pan-y;
  }
}
.joyn-course-detail-fix .joyn-detail-curr-summary {
  font-size: var(--text-xs);
  color: var(--c-t3);
  font-weight: 500;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--c-border-2);
  background: var(--c-surface-2);
}
.joyn-course-detail-fix .joyn-detail-curr-section { border-bottom: 1px solid var(--c-border-2); }
.joyn-course-detail-fix .joyn-detail-curr-section:last-child { border-bottom: none; }
.joyn-course-detail-fix .joyn-detail-curr-section-head {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border: none;
  width: 100%;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  background: transparent;
  color: inherit;
  transition: background .12s;
}
.joyn-course-detail-fix .joyn-detail-curr-section-head:hover { background: var(--c-surface-2); }
.joyn-course-detail-fix .joyn-detail-curr-week-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.75rem;
  height: 1.375rem;
  padding: 0 var(--space-sm);
  background: var(--c-primary);
  color: #fff;
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: 99px;
  flex-shrink: 0;
  letter-spacing: -.01em;
}
.joyn-course-detail-fix .joyn-detail-curr-section-title {
  flex: 1;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-t1);
  min-width: 0;
  letter-spacing: -.02em;
}
.joyn-course-detail-fix .joyn-detail-curr-section-meta { font-size: var(--text-xs); color: var(--c-t4); flex-shrink: 0; }
.joyn-course-detail-fix .joyn-detail-curr-section-head .joyn-detail-curr-toggle {
  width: 0; height: 0;
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 6px solid var(--c-t4);
  transition: transform .2s;
  flex-shrink: 0;
}
.joyn-course-detail-fix .joyn-detail-curr-section-head.is-open .joyn-detail-curr-toggle { transform: rotate(180deg); }
.joyn-course-detail-fix .joyn-detail-curr-lessons { display: none; }
.joyn-course-detail-fix .joyn-detail-curr-lessons.is-open { display: block; }
.joyn-course-detail-fix .joyn-detail-curr-lesson-link { text-decoration: none; color: inherit; display: block; }
.joyn-course-detail-fix .joyn-detail-curr-lesson {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border-top: 1px solid var(--c-border-2);
  color: var(--c-t2);
  transition: background .12s;
}
.joyn-course-detail-fix .joyn-detail-curr-lesson-link:hover .joyn-detail-curr-lesson { background: var(--c-surface-2); }
.joyn-course-detail-fix .joyn-detail-curr-icon {
  width: 1.375rem;
  height: 1.375rem;
  flex-shrink: 0;
  background: #D1D5DB;
  border-radius: 50%;
  position: relative;
}
.joyn-course-detail-fix .joyn-detail-curr-icon--lesson::after {
  content: '';
  position: absolute;
  left: 50%; top: 50%;
  transform: translate(-40%, -50%);
  width: 0; height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 7px solid #fff;
}
.joyn-course-detail-fix .joyn-detail-curr-icon--quiz {
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  font-weight: 800;
  line-height: 1.375rem;
  text-align: center;
  color: #fff;
  background: #6366F1;
}
.joyn-course-detail-fix .joyn-detail-curr-icon--quiz::after { content: 'Q'; display: block; line-height: 1.375rem; }
.joyn-course-detail-fix .joyn-detail-lesson-title { flex: 1; font-size: var(--text-sm); font-weight: 500; color: var(--c-t1); min-width: 0; }
.joyn-course-detail-fix .joyn-detail-curr-badge {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-xs) var(--space-sm);
  border-radius: 99px;
  flex-shrink: 0;
}
.joyn-course-detail-fix .joyn-detail-curr-badge--lock   { background: #F3F4F6; color: var(--c-t4); }
.joyn-course-detail-fix .joyn-detail-curr-badge--lesson { background: #EEF2FF; color: #4F46E5; }
.joyn-course-detail-fix .joyn-detail-curr-badge--quiz   { background: #EDE9FE; color: #7C3AED; }
.joyn-course-detail-fix .joyn-detail-curr-badge--done   { background: #D1FAE5; color: #065F46; }
.joyn-course-detail-fix .joyn-detail-lesson-dur { font-size: var(--text-xs); color: var(--c-t4); flex-shrink: 0; min-width: 2.5em; text-align: right; }
.joyn-course-detail-fix .joyn-detail-lesson-free { font-size: var(--text-xs); font-weight: 700; color: var(--c-success); border: 1.5px solid var(--c-success); padding: 2px var(--space-xs); border-radius: 99px; flex-shrink: 0; }
.joyn-course-detail-fix .joyn-detail-no-results { color: var(--c-t3); padding: var(--space-lg) var(--space-lg); font-size: var(--text-sm); text-align: center; }

/* ────────────────────────────────────────────────
   16. 강사 탭
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-instructor-tab {
  background: var(--c-surface);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
  border: 1px solid var(--c-border);
  overflow: hidden;
}
.joyn-course-detail-fix .joyn-detail-instructor-tab-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-lg);
  background: linear-gradient(135deg, #1E1B4B 0%, #312E81 100%);
  color: #fff;
}
.joyn-course-detail-fix .joyn-detail-instructor-tab-avatar-wrap {
  width: 4rem;
  height: 4rem;
  min-width: 56px;
  min-height: 56px;
  flex-shrink: 0;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid rgba(255,255,255,.3);
}
.joyn-course-detail-fix .joyn-detail-instructor-tab-avatar-img { width: 100%; height: 100%; object-fit: cover; }
.joyn-course-detail-fix .joyn-detail-instructor-tab-header-text { flex: 1; min-width: 0; }
.joyn-course-detail-fix .joyn-detail-instructor-tab-name {
  font-size: var(--text-xl);
  font-weight: 800;
  color: #fff;
  margin: 0 0 var(--space-xs);
  letter-spacing: -.03em;
}
.joyn-course-detail-fix .joyn-detail-instructor-tab-summary {
  font-size: var(--text-xs);
  color: rgba(255,255,255,.65);
  line-height: 1.5;
  margin: 0;
}
.joyn-course-detail-fix .joyn-detail-instructor-tab-stats {
  display: flex;
  border-bottom: 1px solid var(--c-border);
}
.joyn-course-detail-fix .joyn-detail-instructor-stat {
  flex: 1;
  text-align: center;
  padding: var(--space-md) var(--space-sm);
  border-right: 1px solid var(--c-border-2);
}
.joyn-course-detail-fix .joyn-detail-instructor-stat:last-child { border-right: none; }
.joyn-course-detail-fix .joyn-detail-instructor-stat-val {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--c-t1);
  letter-spacing: -.03em;
  display: block;
  line-height: 1.2;
}
.joyn-course-detail-fix .joyn-detail-instructor-stat-label { font-size: var(--text-xs); color: var(--c-t4); margin-top: var(--space-xs); }
.joyn-course-detail-fix .joyn-detail-instructor-bio {
  font-size: var(--text-sm);
  color: var(--c-t2);
  line-height: 1.75;
  padding: var(--space-lg);
}
.joyn-course-detail-fix .joyn-detail-instructor-bio p { margin-bottom: .75em; }
.joyn-course-detail-fix .joyn-detail-instructor-bio p:last-child { margin-bottom: 0; }

/* ────────────────────────────────────────────────
   17. 수강후기 탭
   ──────────────────────────────────────────────── */
/* padding 단축 금지: 아래 모바일 블록의 padding-bottom이 덮어써지지 않도록 */
.joyn-course-detail-fix .joyn-detail-tab-panel--reviews {
  padding-top: var(--space-md);
  padding-right: var(--space-sm);
  padding-left: var(--space-sm);
  padding-bottom: var(--space-md);
}
@media (max-width: 1023px) {
  .joyn-course-detail-fix .joyn-detail-tab-panel--reviews {
    touch-action: pan-y;
    overflow: visible;
    min-height: min-content;
    /* 하단 고정 CTA(~4rem) + 바텀 네비(~4rem) + safe-area — 단축 padding보다 뒤에 와야 적용됨 */
    padding-bottom: calc(var(--space-md) + clamp(14rem, 45vh, 24rem) + env(safe-area-inset-bottom, 0px));
  }
  .joyn-course-detail-fix .joyn-detail-tab-panel--reviews #joyn-detail-reviews-list {
    overflow: visible;
    max-height: none;
    touch-action: pan-y;
  }
  .joyn-course-detail-fix .joyn-detail-reviews-load-more-wrap {
    margin-bottom: clamp(2rem, 6vh, 4rem);
  }
}
.joyn-course-detail-fix .joyn-detail-reviews-summary-box {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  margin-bottom: var(--space-sm);
  box-shadow: var(--sh-card);
}
.joyn-course-detail-fix .joyn-detail-reviews-summary-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 4.375rem;
}
.joyn-course-detail-fix .joyn-detail-reviews-score-big {
  font-size: clamp(1.5rem, 1.25rem + 1vw, 2.25rem);
  font-weight: 800;
  color: var(--c-t1);
  line-height: 1;
  margin-bottom: var(--space-xs);
  letter-spacing: -.04em;
}
.joyn-course-detail-fix .joyn-detail-reviews-stars { font-size: var(--text-sm); letter-spacing: 2px; margin-bottom: var(--space-xs); }
.joyn-course-detail-fix .joyn-detail-reviews-stars span.empty { color: #E5E7EB; }
.joyn-course-detail-fix .joyn-detail-reviews-stars span.filled { color: var(--c-warning); }
.joyn-course-detail-fix .joyn-detail-reviews-count { font-size: var(--text-xs); color: var(--c-t4); }
.joyn-course-detail-fix .joyn-detail-reviews-distribution { flex: 1; min-width: 0; }
.joyn-course-detail-fix .joyn-detail-reviews-bar-row {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xs);
  font-size: var(--text-xs);
  color: var(--c-t3);
}
.joyn-course-detail-fix .joyn-detail-reviews-bar-row:last-child { margin-bottom: 0; }
.joyn-course-detail-fix .joyn-detail-reviews-bar-label { width: 1.625rem; flex-shrink: 0; }
.joyn-course-detail-fix .joyn-detail-reviews-bar-bg {
  flex: 1;
  height: 0.375rem;
  background: var(--c-border-2);
  border-radius: 99px;
  overflow: hidden;
  min-width: 2.5rem;
}
.joyn-course-detail-fix .joyn-detail-reviews-bar-fill {
  height: 100%;
  background: var(--c-warning);
  border-radius: 99px;
  transition: width .25s ease;
}
.joyn-course-detail-fix .joyn-detail-reviews-bar-num { width: 1.125rem; text-align: right; flex-shrink: 0; font-size: var(--text-xs); }
.joyn-course-detail-fix .joyn-detail-reviews-empty-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-lg) var(--space-lg);
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  text-align: center;
  box-shadow: var(--sh-card);
}
.joyn-course-detail-fix .joyn-detail-reviews-empty-icon {
  width: 3.5rem;
  height: 3rem;
  margin-bottom: var(--space-md);
  background: var(--c-border);
  border-radius: var(--radius-md) var(--radius-md) var(--radius-md) var(--radius-sm);
}
.joyn-course-detail-fix .joyn-detail-reviews-empty-title { font-size: var(--text-base); font-weight: 700; color: var(--c-t2); margin: 0 0 var(--space-xs); }
.joyn-course-detail-fix .joyn-detail-reviews-empty-desc { font-size: var(--text-sm); color: var(--c-t4); margin: 0; }
.joyn-course-detail-fix .joyn-detail-review-form-wrap { margin-bottom: var(--space-md); }
.joyn-course-detail-fix .joyn-detail-review-form-wrap h4 { margin-bottom: var(--space-sm); font-size: var(--text-sm); font-weight: 700; color: var(--c-t1); }
.joyn-course-detail-fix .joyn-detail-review-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
  box-shadow: var(--sh-card);
}
.joyn-course-detail-fix .joyn-detail-review-card:last-child { margin-bottom: 0; }
.joyn-course-detail-fix .joyn-detail-rev-head { display: flex; align-items: center; gap: var(--space-sm); margin-bottom: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-rev-avatar {
  width: 2.125rem;
  height: 2.125rem;
  min-width: 34px;
  min-height: 34px;
  background: var(--c-border-2);
  border-radius: 50%;
  flex-shrink: 0;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.joyn-course-detail-fix .joyn-detail-rev-avatar img { width: 100%; height: 100%; object-fit: cover; }
.joyn-course-detail-fix .joyn-detail-rev-name { font-size: var(--text-sm); font-weight: 700; color: var(--c-t1); }
.joyn-course-detail-fix .joyn-detail-rev-date { font-size: var(--text-xs); color: var(--c-t4); }
.joyn-course-detail-fix .joyn-detail-rev-stars { color: #E5E7EB; font-size: var(--text-sm); margin-bottom: var(--space-xs); letter-spacing: 1px; }
.joyn-course-detail-fix .joyn-detail-rev-stars span.filled { color: var(--c-warning); }
.joyn-course-detail-fix .joyn-detail-rev-text { font-size: var(--text-sm); color: var(--c-t2); line-height: 1.65; }
.joyn-course-detail-fix .joyn-detail-review-form .joyn-detail-review-stars { display: flex; gap: var(--space-xs); margin-bottom: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-review-textarea {
  width: 100%;
  padding: var(--space-sm) var(--space-sm);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--text-sm);
  margin-bottom: var(--space-sm);
  resize: vertical;
  color: var(--c-t1);
}
.joyn-course-detail-fix .joyn-detail-review-submit {
  padding: var(--space-sm) var(--space-lg);
  background: var(--c-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  font-size: var(--text-sm);
}
.joyn-course-detail-fix .joyn-detail-reviews-load-more-wrap {
  margin-top: var(--space-md);
  text-align: center;
}
.joyn-course-detail-fix .joyn-detail-reviews-load-more {
  padding: var(--space-sm) var(--space-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  background: var(--c-surface);
  color: var(--c-t2);
  cursor: pointer;
  font-family: inherit;
}
.joyn-course-detail-fix .joyn-detail-reviews-load-more:hover:not(:disabled) {
  background: var(--c-surface-2);
  border-color: var(--c-primary);
  color: var(--c-primary);
}
.joyn-course-detail-fix .joyn-detail-reviews-load-more.loading,
.joyn-course-detail-fix .joyn-detail-reviews-load-more:disabled {
  opacity: .7;
  cursor: not-allowed;
}

/* ────────────────────────────────────────────────
   18. 하단 CTA — 그라디언트 버튼
   ──────────────────────────────────────────────── */
#joyn-detail-bottom-cta-wrapper {
  position: fixed;
  left: 0;
  right: 0;
  bottom: calc(4rem + env(safe-area-inset-bottom));
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-top: 1px solid var(--c-border);
  padding: var(--space-sm) var(--space-md) var(--space-sm);
}
body:not(.joyn-lms-has-bottom-nav) #joyn-detail-bottom-cta-wrapper {
  bottom: 0;
  padding-bottom: calc(var(--space-sm) + env(safe-area-inset-bottom));
}
.joyn-course-detail-fix .joyn-detail-bottom-cta,
#joyn-detail-bottom-cta-wrapper .joyn-detail-bottom-cta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  max-width: 100%;
}
#joyn-detail-bottom-cta-wrapper .joyn-detail-icon-btn {
  width: 3rem;
  height: 3rem;
  min-width: 44px;
  min-height: 44px;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--c-border);
  background: var(--c-surface);
  color: var(--c-t3);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex-shrink: 0;
  transition: .15s;
}
#joyn-detail-bottom-cta-wrapper .joyn-detail-icon-btn.joyn-wishlist-btn--active { color: var(--c-danger); border-color: #FCA5A5; background: #FFF5F5; }
#joyn-detail-bottom-cta-wrapper .joyn-detail-icon-btn i { font-size: var(--text-xl); }
#joyn-detail-bottom-cta-wrapper .joyn-detail-cta-price-block { min-width: 0; }
#joyn-detail-bottom-cta-wrapper .joyn-detail-cta-sale {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: #0d7d4d;
  letter-spacing: -.03em;
}
#joyn-detail-bottom-cta-wrapper .joyn-detail-cta-orig {
  font-size: var(--text-xs);
  color: var(--c-t4);
  text-decoration: line-through;
}
#joyn-detail-bottom-cta-wrapper .joyn-detail-cta-disc {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--c-danger);
}
#joyn-detail-bottom-cta-wrapper .joyn-detail-cta-enrolled {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-success);
}
#joyn-detail-bottom-cta-wrapper .joyn-detail-enroll-btn {
  flex: 1;
  min-height: 3rem;
  height: clamp(2.75rem, 2.5rem + 0.5vw, 3.25rem);
  background: linear-gradient(135deg, var(--c-primary) 0%, #7C3AED 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(69,65,255,.35);
  letter-spacing: -.02em;
  transition: opacity .15s, transform .15s;
}
#joyn-detail-bottom-cta-wrapper .joyn-detail-enroll-btn:active { opacity: .9; transform: scale(.98); }
#joyn-detail-bottom-cta-wrapper .joyn-detail-enroll-btn [class^="ri-"],
#joyn-detail-bottom-cta-wrapper .joyn-detail-enroll-btn [class*=" ri-"] { font-size: var(--text-xl); }
body.joyn-lms-has-bottom-nav .joyn-course-detail-fix { padding-bottom: clamp(8rem, 9rem + 4vw, 11rem); }

/* 본문에서도 같은 enroll-btn 스타일 */
.joyn-course-detail-fix .joyn-detail-cta-price-block { min-width: 0; }
.joyn-course-detail-fix .joyn-detail-cta-sale { font-size: var(--text-2xl); font-weight: 800; color: #0d7d4d; }
.joyn-course-detail-fix .joyn-detail-cta-orig { font-size: var(--text-xs); color: var(--c-t4); text-decoration: line-through; }
.joyn-course-detail-fix .joyn-detail-cta-disc { font-size: var(--text-xs); font-weight: 700; color: var(--c-danger); }
.joyn-course-detail-fix .joyn-detail-cta-enrolled { font-size: var(--text-sm); font-weight: 700; color: var(--c-success); }
.joyn-course-detail-fix .joyn-detail-enroll-btn {
  flex: 1;
  min-height: 3rem;
  height: clamp(2.75rem, 2.5rem + 0.5vw, 3.25rem);
  background: linear-gradient(135deg, var(--c-primary) 0%, #7C3AED 100%);
  color: #fff;
  border: none;
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(69,65,255,.35);
  letter-spacing: -.02em;
}

/* ────────────────────────────────────────────────
   19. 인트로 비디오 모달
   ──────────────────────────────────────────────── */
.joyn-detail-intro-video-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease, visibility .2s ease;
}
.joyn-detail-intro-video-modal.joyn-detail-intro-video-modal--open { opacity: 1; visibility: visible; }
.joyn-detail-intro-video-modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.75); }
.joyn-detail-intro-video-modal-content {
  position: relative;
  width: 100%;
  max-width: min(900px, 92vw);
  max-height: 90vh;
  background: #000;
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0,0,0,.5);
}
.joyn-detail-intro-video-modal-embed-wrap { position: relative; width: 100%; padding-bottom: 56.25%; height: 0; }
.joyn-detail-intro-video-modal-embed-wrap iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
.joyn-detail-intro-video-modal-close {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  z-index: 2;
  width: 2.375rem;
  height: 2.375rem;
  min-width: 36px;
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.6);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: var(--text-xl);
  transition: background .2s;
}
.joyn-detail-intro-video-modal-close:hover { background: rgba(0,0,0,.9); }
.joyn-detail-intro-video-modal-title.screen-reader-text {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

/* ────────────────────────────────────────────────
   20. 리스트 섹션 (히어로 하위)
   ──────────────────────────────────────────────── */
.joyn-course-detail-fix .joyn-detail-list-section { margin-bottom: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-list-section-title {
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--c-t1);
}
.joyn-course-detail-fix .joyn-detail-list-section-title i { color: var(--c-primary); font-size: var(--text-lg); }
.joyn-course-detail-fix .joyn-detail-description { margin-top: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-description p { margin-bottom: .75em; }
.joyn-course-detail-fix .joyn-detail-description-body {
  font-size: var(--text-sm);
  color: var(--c-t2);
  line-height: 1.7;
}
.joyn-course-detail-fix .joyn-detail-description-body p { margin-bottom: var(--space-sm); }
.joyn-course-detail-fix .joyn-detail-description-body p:last-child { margin-bottom: 0; }