/* === BEAN 테마 변수 폴백 (스탠드얼론 = 빈 레이아웃 미사용) ===
   빈 레이아웃 사용 시 #bean_root .bean_theme-* 가 더 가까운 조상이라 자동 종속.
   기본 라이트(2차) / 라이믹스 다크모드(body.color_scheme_dark) = 다크(1차).
   배경색 버튼 가독성: --bean-onaccent = #fff (흰 글씨). */
:root{
  --bean-bg:#ffffff;--bean-card:#ffffff;--bean-surf:#eef2fb;--bean-line:#dde6f5;
  --bean-text:#1f2733;--bean-muted:#64748b;
  --bean-accent:#3b6ef0;--bean-accent2:#2554c8;--bean-onaccent:#ffffff;
}
body.color_scheme_dark{
  --bean-bg:#0f1115;--bean-card:#171a21;--bean-surf:#1e222b;--bean-line:#2c313c;
  --bean-text:#e8eaed;--bean-muted:#9aa0aa;
  --bean-accent:#3b6ef0;--bean-accent2:#2554c8;--bean-onaccent:#ffffff;
}

/* ===================================================================
   LMS 사용자 스킨 - 비즈니스 스타일 (Stripe / Linear 톤)
   Rhymix/XE 기본 CSS 와의 충돌 방지를 위해 모든 요소의 모든 상태
   (default/hover/focus/active/visited/disabled)를 명시적으로 선언.
   =================================================================== */

/* ---------- App scope reset ---------- */
.lms_app { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Pretendard", Roboto, "Helvetica Neue", Arial, "Noto Sans KR", sans-serif; color: var(--bean-text); line-height: 1.6; }
.lms_app * { box-sizing: border-box; }
.lms_app a,
.lms_app a:link,
.lms_app a:visited { color: inherit; text-decoration: none; }
.lms_app a:hover, .lms_app a:focus, .lms_app a:active { text-decoration: none; color: inherit; outline: none; }

/* 기본 폼 요소 리셋 */
.lms_app button,
.lms_app input,
.lms_app textarea,
.lms_app select {
    font-family: inherit !important;
    font-size: 100%;
    line-height: 1.5;
    margin: 0;
    box-sizing: border-box;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    border-radius: 0;
}
.lms_app button { cursor: pointer; background: none; border: 0; padding: 0; color: inherit; }
.lms_app button:focus, .lms_app button:active { outline: none; }
.lms_app input::-webkit-outer-spin-button,
.lms_app input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.lms_app input::placeholder, .lms_app textarea::placeholder { color: var(--bean-muted); opacity: 1; }
.lms_app img { max-width: 100%; height: auto; }

.lms_app, .lms_app * { box-sizing: border-box; }
.lms_app {
    max-width: 100%;
    /* 전 뷰포트에서 좌우 오버플로우 clip. overflow-x: clip 는 overflow-y: visible 과
       함께 써서 sticky 자식(데스크톱의 nav_sidebar) 동작을 깨지 않음. */
    overflow-x: clip;
}
/* clip 미지원 구형 브라우저 fallback — hidden 은 sticky 깨지만, 안 깨지는 척하는 것보다 안전 */
@supports not (overflow-x: clip) {
    .lms_app { overflow-x: hidden; }
}
.lms_container { max-width: 1200px; margin: 0 auto; padding: 32px 20px 80px; width: 100%; }
.lms_container_wide { max-width: 1400px; margin: 0 auto; padding: 32px 20px 80px; width: 100%; }

/* ---------- Typography ---------- */
.lms_page_title { font-size: 28px; font-weight: 700; letter-spacing: -0.5px; margin: 0 0 6px; color: var(--bean-text); line-height: 1.3; word-break: break-word; overflow-wrap: anywhere; }
.lms_page_sub { color: var(--bean-muted); font-size: 15px; margin: 0 0 24px; word-break: break-word; overflow-wrap: anywhere; }

@media (max-width: 640px) {
    .lms_page_title { font-size: 22px; }
    .lms_page_sub { font-size: 13.5px; margin-bottom: 18px; }
}
.lms_section_title { font-size: 18px; font-weight: 700; margin: 36px 0 14px; color: var(--bean-text); letter-spacing: -0.2px; }
.lms_section_title_inline { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lms_muted { color: var(--bean-muted); font-size: 13px; font-weight: normal; }

/* ---------- Breadcrumb ---------- */
.lms_crumbs { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--bean-muted); margin-bottom: 14px; flex-wrap: wrap; }
.lms_crumbs a,
.lms_crumbs a:link,
.lms_crumbs a:visited { color: var(--bean-muted) !important; text-decoration: none !important; }
.lms_crumbs a:hover, .lms_crumbs a:focus { color: var(--bean-text) !important; text-decoration: underline !important; }
.lms_crumbs .sep { color: var(--bean-line); }

/* ---------- Buttons ---------- */
.lms_app .lms_btn,
.lms_app a.lms_btn,
.lms_app a.lms_btn:link,
.lms_app a.lms_btn:visited,
.lms_app button.lms_btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 6px !important;
    padding: 10px 18px !important;
    border: 1px solid transparent !important;
    border-radius: 8px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    font-family: inherit !important;
    cursor: pointer !important;
    text-decoration: none !important;
    transition: all .12s !important;
    white-space: nowrap !important;
    line-height: 1 !important;
    box-sizing: border-box !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}
.lms_app .lms_btn:focus,
.lms_app .lms_btn:active { outline: none !important; text-decoration: none !important; }

.lms_btn_sm { padding: 6px 12px !important; font-size: 12.5px !important; border-radius: 6px !important; }
.lms_btn_lg { padding: 14px 22px !important; font-size: 16px !important; border-radius: 10px !important; }
.lms_btn_block { display: flex !important; width: 100% !important; }

.lms_app .lms_btn_primary,
.lms_app a.lms_btn_primary:link,
.lms_app a.lms_btn_primary:visited,
.lms_app button.lms_btn_primary { background: var(--bean-accent) !important; color: var(--bean-onaccent) !important; border-color: var(--bean-accent) !important; }
.lms_app .lms_btn_primary:hover { background: var(--bean-accent2) !important; color: var(--bean-onaccent) !important; border-color: var(--bean-accent2) !important; box-shadow: 0 2px 6px rgba(0,0,0,.18) !important; }
.lms_app .lms_btn_primary:active { background: var(--bean-accent2) !important; color: var(--bean-onaccent) !important; transform: translateY(1px); }

.lms_app .lms_btn_secondary,
.lms_app a.lms_btn_secondary:link,
.lms_app a.lms_btn_secondary:visited,
.lms_app button.lms_btn_secondary { background: var(--bean-card) !important; color: var(--bean-text) !important; border-color: var(--bean-line) !important; }
.lms_app .lms_btn_secondary:hover { background: var(--bean-surf) !important; border-color: var(--bean-line) !important; color: var(--bean-text) !important; }
.lms_app .lms_btn_secondary:active { background: var(--bean-surf) !important; color: var(--bean-text) !important; }

.lms_app .lms_btn_ghost,
.lms_app a.lms_btn_ghost:link,
.lms_app a.lms_btn_ghost:visited,
.lms_app button.lms_btn_ghost { background: transparent !important; color: var(--bean-muted) !important; border-color: transparent !important; }
.lms_app .lms_btn_ghost:hover { background: var(--bean-surf) !important; color: var(--bean-text) !important; }

.lms_app .lms_btn_danger,
.lms_app a.lms_btn_danger:link,
.lms_app a.lms_btn_danger:visited,
.lms_app button.lms_btn_danger { background: color-mix(in srgb, var(--bean-accent2) 12%, transparent) !important; color: var(--bean-accent2) !important; border-color: color-mix(in srgb, var(--bean-accent2) 32%, transparent) !important; }
.lms_app .lms_btn_danger:hover { background: color-mix(in srgb, var(--bean-accent2) 12%, transparent) !important; color: var(--bean-accent2) !important; }
.lms_app .lms_btn_danger:active { background: color-mix(in srgb, var(--bean-accent2) 32%, transparent) !important; }

.lms_app button:disabled,
.lms_app .lms_btn:disabled { opacity: .5 !important; cursor: not-allowed !important; }

/* ---------- Panels ---------- */
.lms_panel { background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 12px; overflow: hidden; }
.lms_panel_header { padding: 16px 20px; border-bottom: 1px solid var(--bean-surf); display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.lms_panel_header h3 { font-size: 15px; font-weight: 700; margin: 0; color: var(--bean-text); }
.lms_panel_body { padding: 20px; }

/* ---------- Product Detail (LMS) ---------- */
.lms_detail_grid { display: grid; grid-template-columns: 1fr 340px; gap: 32px; align-items: start; }
@media (max-width: 960px) { .lms_detail_grid { grid-template-columns: 1fr; } }

.lms_hero_video { position: relative; padding-bottom: 56.25%; background: #000; border-radius: 14px; overflow: hidden; box-shadow: 0 1px 3px rgba(0,0,0,.06); margin-bottom: 24px; }
.lms_hero_video iframe, .lms_hero_video video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.lms_hero_thumb { width: 100%; border-radius: 14px; margin-bottom: 24px; display: block; }

/* Gallery viewer (상품/LMS 상세) */
.lms_gallery_viewer { margin-bottom: 24px; }
.lms_gallery_main { position: relative; width: 100%; background: #000; border-radius: 14px; overflow: hidden; aspect-ratio: 16/9; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.lms_gallery_main img, .lms_gallery_main video { width: 100%; height: 100%; object-fit: contain; display: block; background: #000; }
.lms_gallery_thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); gap: 8px; margin-top: 10px; }
.lms_gallery_thumb { position: relative; padding: 0; border: 2px solid transparent; border-radius: 8px; overflow: hidden; aspect-ratio: 16/10; cursor: pointer; background: #000; transition: all .12s; }
.lms_gallery_thumb:hover { border-color: var(--bean-muted); }
.lms_gallery_thumb.active { border-color: var(--bean-text); box-shadow: 0 0 0 2px rgba(0,0,0,.15); }
.lms_gallery_thumb img, .lms_gallery_thumb video { width: 100%; height: 100%; object-fit: cover; display: block; }
.lms_gallery_thumb_play { position: absolute; bottom: 4px; right: 4px; background: rgba(0,0,0,.7); color: var(--bean-card); padding: 0 6px; border-radius: 4px; font-size: 11px; line-height: 16px; }

.lms_detail_summary { color: var(--bean-muted); font-size: 16px; margin: 0 0 24px; line-height: 1.7; }

.lms_rich { font-size: 15px; color: var(--bean-text); line-height: 1.8; }
.lms_rich img { max-width: 100%; border-radius: 8px; height: auto; }
.lms_rich h1, .lms_rich h2, .lms_rich h3 { margin-top: 24px; margin-bottom: 10px; font-weight: 700; color: var(--bean-text); line-height: 1.3; }
.lms_rich p { margin: 0 0 4px; }
.lms_rich p:empty { margin: 0; min-height: 1em; }
.lms_rich ul, .lms_rich ol { padding-left: 22px; margin: 0 0 14px; }
.lms_rich a { color: var(--bean-accent) !important; text-decoration: underline !important; }
.lms_rich a:hover { color: var(--bean-accent2) !important; }

/* ---------- Session row list ---------- */
.lms_session_row_list { display: flex; flex-direction: column; gap: 2px; }
/* 회차 행 — 패널이 이미 테두리를 가지므로 행 자체 테두리는 제거(이중 테두리 방지).
   구분은 hover/현재회차 배경색으로만 처리한다. */
.lms_app .lms_session_row,
.lms_app a.lms_session_row,
.lms_app a.lms_session_row:link,
.lms_app a.lms_session_row:visited {
    display: grid !important; grid-template-columns: 60px 1fr auto; gap: 14px; align-items: center;
    padding: 13px 14px; background: transparent; border: 0; border-radius: 9px;
    text-decoration: none !important; color: inherit !important; transition: background .12s;
}
.lms_app a.lms_session_row:hover { background: var(--bean-surf) !important; text-decoration: none !important; color: inherit !important; }
.lms_app a.lms_session_row:focus, .lms_app a.lms_session_row:active { outline: none; text-decoration: none !important; }
.lms_app .lms_session_row.lms_is-current,
.lms_app a.lms_session_row.lms_is-current { background: color-mix(in srgb, var(--bean-accent) 14%, transparent) !important; }
.lms_session_row_no { background: var(--bean-surf); color: var(--bean-muted); padding: 6px 0; border-radius: 6px; font-size: 12px; font-weight: 700; text-align: center; }
.lms_session_row_body { min-width: 0; }
.lms_session_row_title { font-size: 14.5px; font-weight: 600; color: var(--bean-text); margin-bottom: 3px; }
.lms_session_row_desc { font-size: 13px; color: var(--bean-muted); line-height: 1.5; max-height: 42px; overflow: hidden; }
.lms_session_row_meta { display: flex; align-items: center; gap: 10px; font-size: 12px; color: var(--bean-muted); white-space: nowrap; }

/* ---------- 이전/다음 회차 네비 ---------- */
.lms_session_nav { display: flex; gap: 12px; margin: 18px 0; }
.lms_session_nav_top { margin-top: 4px; }
.lms_app .lms_session_nav_btn,
.lms_app a.lms_session_nav_btn,
.lms_app a.lms_session_nav_btn:link,
.lms_app a.lms_session_nav_btn:visited {
    flex: 1 1 0; min-width: 0;
    display: flex; flex-direction: column; gap: 4px;
    padding: 12px 16px;
    border: 1px solid var(--bean-line); border-radius: 10px;
    background: var(--bean-card); color: var(--bean-text) !important;
    text-decoration: none !important;
    transition: border-color .12s, background .12s;
}
.lms_app a.lms_session_nav_btn:hover {
    border-color: var(--bean-accent) !important;
    background: var(--bean-surf) !important;
    text-decoration: none !important;
}
.lms_session_nav_next { text-align: right; }
.lms_session_nav_dir { font-size: 12px; font-weight: 700; color: var(--bean-accent); }
.lms_session_nav_label { font-size: 13.5px; color: var(--bean-text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lms_session_nav_spacer { flex: 1 1 0; }
@media (max-width: 600px) {
    .lms_session_nav_label { white-space: normal; }
}

/* ---------- Buy sidebar ---------- */
.lms_side { position: sticky; top: 20px; }
.lms_buy_card { background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 14px; padding: 24px; box-shadow: 0 1px 3px rgba(0,0,0,.04); }
.lms_buy_price_old { color: var(--bean-muted); text-decoration: line-through; font-size: 14px; }
.lms_buy_price_now { font-size: 30px; font-weight: 800; color: var(--bean-text); letter-spacing: -0.8px; line-height: 1.1; margin-bottom: 20px; }
.lms_buy_facts { margin: 20px 0 0; padding: 16px 0 0; border-top: 1px dashed var(--bean-line); list-style: none; font-size: 13px; color: var(--bean-muted); }
.lms_buy_facts li { padding: 5px 0; display: flex; justify-content: space-between; }
.lms_buy_facts li strong { color: var(--bean-text); font-weight: 600; }

.lms_hint { font-size: 12px; color: var(--bean-muted); margin: 10px 0 0; text-align: center; line-height: 1.5; }
.lms_lock_pill { display: inline-flex; align-items: center; gap: 4px; padding: 3px 10px; border-radius: 20px; background: var(--bean-surf); color: var(--bean-muted); font-size: 12px; font-weight: 500; }

/* ---------- Viewer layout ---------- */
.lms_viewer_layout {
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
}
.lms_viewer_main, .lms_nav_sidebar { min-width: 0; max-width: 100%; }
/* 플레이어/비디오 컨테이너들이 자식의 intrinsic 너비 때문에 뷰포트를 밀어내지 않도록 */
.lms_video_viewer, .lms_video_stack, .lms_video_block,
.lms_video_frame, .lms_video_gallery, .lms_video_main_block,
.lms_video_head, .lms_video_desc { min-width: 0; max-width: 100%; }
.lms_video_frame .plyr, .lms_video_frame iframe, .lms_video_frame video { max-width: 100%; }

@media (max-width: 960px) {
    .lms_viewer_layout { grid-template-columns: minmax(0, 1fr); }
    /* 모바일에선 nav_sidebar 가 sticky/플로팅 안 되게 해제 */
    .lms_nav_sidebar {
        position: static !important;
        max-height: none !important;
        overflow-y: visible !important;
    }
    /* 모바일 — 회차 목록만 내부 스크롤. 회차가 많아도 페이지가 과도하게 길어지지 않게 한다.
       sidebar_head(타이틀·전체 버튼)는 스크롤 영역 밖이라 항상 보인다. */
    .lms_nav_list {
        max-height: 320px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
        padding-right: 4px;
    }
    .lms_nav_list::-webkit-scrollbar { width: 6px; }
    .lms_nav_list::-webkit-scrollbar-thumb { background: var(--bean-line); border-radius: 3px; }
    .lms_nav_list::-webkit-scrollbar-track { background: transparent; }
}

.lms_nav_sidebar { background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 12px; padding: 16px; position: sticky; top: 20px; max-height: calc(100vh - 40px); overflow-y: auto; }

/* 모바일 전용 TOP 버튼 (스크롤 맨 위로) */
.lms_top_btn {
    position: fixed;
    right: 18px;
    bottom: 18px;
    width: 44px;
    height: 44px;
    border: 0;
    border-radius: 50%;
    background: color-mix(in srgb, var(--bean-bg) 88%, transparent);
    color: var(--bean-card);
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 6px 18px rgba(0,0,0,.28);
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.18s ease, transform 0.18s ease, background 0.15s ease;
    z-index: 9000;
    font-family: inherit;
    font-weight: 700;
    padding: 0;
    padding-bottom: 2px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.lms_top_btn.visible {
    opacity: 1;
    transform: translateY(0);
}
.lms_top_btn:hover {
    background: var(--bean-text);
    transform: translateY(-2px);
}
/* 모바일 (뷰어 레이아웃) 에서만 노출 */
@media (max-width: 960px) {
    .lms_top_btn { display: flex; }
}
.lms_nav_sidebar_head { display: flex; align-items: flex-start; justify-content: space-between; gap: 8px; margin: 0 0 12px; padding-bottom: 12px; border-bottom: 1px solid var(--bean-surf); }
.lms_nav_sidebar_headinfo { min-width: 0; }
.lms_nav_sidebar_title { font-size: 13px; font-weight: 700; color: var(--bean-text); margin: 0 0 4px; letter-spacing: -0.1px; }
.lms_nav_sidebar_sub { font-size: 12px; color: var(--bean-muted); margin: 0; }
.lms_app a.lms_nav_all_btn,
.lms_app a.lms_nav_all_btn:link,
.lms_app a.lms_nav_all_btn:visited { flex-shrink: 0; display: inline-block; padding: 5px 12px; border-radius: 7px; background: var(--bean-accent) !important; color: var(--bean-onaccent) !important; font-size: 12px; font-weight: 700; text-decoration: none !important; white-space: nowrap; transition: opacity .12s; }
.lms_app a.lms_nav_all_btn:hover { opacity: .85; text-decoration: none !important; }
.lms_nav_list { display: flex; flex-direction: column; gap: 3px; }
.lms_app a.lms_nav_item,
.lms_app a.lms_nav_item:link,
.lms_app a.lms_nav_item:visited { display: block !important; padding: 10px 12px; border-radius: 8px; text-decoration: none !important; color: var(--bean-muted) !important; font-size: 13px; transition: all .12s; word-break: break-word; overflow-wrap: anywhere; }
.lms_app a.lms_nav_item:hover { background: var(--bean-surf) !important; color: var(--bean-text) !important; text-decoration: none !important; }
.lms_app a.lms_nav_item.active,
.lms_app a.lms_nav_item.active:link,
.lms_app a.lms_nav_item.active:visited,
.lms_app a.lms_nav_item.active:hover { background: var(--bean-accent) !important; color: var(--bean-onaccent) !important; }
.lms_nav_item.active .lms_nav_item_no { color: color-mix(in srgb, var(--bean-onaccent) 70%, transparent) !important; }
.lms_nav_item_no { display: block; font-size: 10.5px; font-weight: 600; color: var(--bean-muted); margin-bottom: 2px; letter-spacing: 0.3px; text-transform: uppercase; }

/* ---------- Video stack + download protection ---------- */
.lms_video_stack { display: flex; flex-direction: column; gap: 18px; }
.lms_video_block { background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 12px; overflow: hidden; }
.lms_video_head { padding: 14px 20px; border-bottom: 1px solid var(--bean-surf); font-weight: 600; font-size: 15px; color: var(--bean-text); }
.lms_video_frame { position: relative; background: #000; overflow: hidden; }
/* Plyr 가 감싸면 Plyr 가 aspect ratio 담당. Plyr 로드 전/실패 시엔 padding-bottom 트릭으로 16:9 유지 */
.lms_video_frame:not(.plyr_ready) { padding-bottom: 56.25%; }
.lms_video_frame:not(.plyr_ready) > iframe,
.lms_video_frame:not(.plyr_ready) > video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; display: block; }
.lms_video_frame.plyr_ready iframe,
.lms_video_frame.plyr_ready video { width: 100%; display: block; border: 0; }
.lms_video_frame .plyr { width: 100%; display: block; }

.lms_no_download video {
    -webkit-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none;
}
/* Chrome 의 다운로드 버튼 숨김 (시도) */
.lms_no_download video::-webkit-media-controls-download-button,
.lms_no_download video::-internal-media-controls-download-button { display: none !important; }
.lms_no_download video::-webkit-media-controls-enclosure { overflow: hidden !important; }

.lms_video_desc { padding: 14px 20px; color: var(--bean-muted); font-size: 13.5px; line-height: 1.6; background: var(--bean-surf); border-top: 1px solid var(--bean-surf); }

/* ====================================================================
   LMS Course 페이지 전용 레이아웃 (dispBshopLMSCourse)
   ==================================================================== */
.lms_course_hero {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 28px;
    margin-bottom: 32px;
    padding: 28px;
    background: var(--bean-card);
    border: 1px solid var(--bean-line);
    border-radius: 18px;
    color: var(--bean-text);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    max-width: 100%;
    box-sizing: border-box;
}
.lms_course_hero_body, .lms_course_hero_media { min-width: 0; max-width: 100%; }
.lms_course_hero_media {
    position: relative;
    aspect-ratio: 16 / 9;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.28);
}
.lms_course_hero_media video,
.lms_course_hero_media iframe,
.lms_course_hero_media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    object-fit: cover;
    display: block;
}
.lms_course_hero_placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bean-surf);
}
.lms_course_hero_placeholder_text {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--bean-muted);
}
.lms_course_hero_body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
}
.lms_course_hero_title {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.3;
    margin: 0 0 12px;
    color: var(--bean-text);
    letter-spacing: -0.3px;
}
.lms_course_hero_summary {
    font-size: 15px;
    line-height: 1.65;
    color: var(--bean-muted);
    margin: 0 0 20px;
}
.lms_course_facts {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: auto;
}
.lms_course_fact {
    flex: 1 1 110px;
    min-width: 0;
    padding: 12px 14px;
    background: var(--bean-surf);
    border: 1px solid var(--bean-line);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.lms_course_fact_label {
    font-size: 11px;
    color: var(--bean-muted);
    letter-spacing: 0.3px;
    text-transform: uppercase;
}
.lms_course_fact_value {
    font-size: 17px;
    font-weight: 700;
    color: var(--bean-text);
}

/* 좌측 main / 우측 rail 2-column. rail 안의 3개 카드는 flex 로 독립적으로 쌓여서 main 높이와 무관 */
.lms_course_layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 20px;
    align-items: flex-start;
}
.lms_course_main { min-width: 0; max-width: 100%; }
.lms_course_side_rail {
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-self: flex-start;
    min-width: 0;
    max-width: 100%;
}
.lms_course_card, .lms_course_section { min-width: 0; max-width: 100%; box-sizing: border-box; }

/* 사용자 입력 리치 콘텐츠 overflow 방어 — 긴 단어/테이블/pre 등이 부모 폭을 넘지 않게 */
.lms_rich { overflow-wrap: anywhere; word-break: break-word; }
.lms_rich img, .lms_rich video, .lms_rich iframe { max-width: 100%; height: auto; }
.lms_rich table { max-width: 100%; display: block; overflow-x: auto; }
.lms_rich pre, .lms_rich code { max-width: 100%; overflow-x: auto; white-space: pre-wrap; word-break: break-word; }

@media (max-width: 900px) {
    .lms_course_layout {
        grid-template-columns: minmax(0, 1fr);
        gap: 14px;
    }
    /* 모바일: 진도/회차/팁 레일을 본문 위로 올림 */
    .lms_course_side_rail { order: 1; gap: 10px; }
    .lms_course_main { order: 2; }
    .lms_course_card { padding: 16px; }
    .lms_course_section { padding: 18px 20px; margin-bottom: 0; }
    .lms_course_main > .lms_course_section + .lms_course_section { margin-top: 12px; }
    .lms_course_main > .lms_course_section:first-child { margin-top: 0; }
    .lms_course_hero { margin-bottom: 20px; }
    /* 리치 콘텐츠 안의 큰 헤딩도 모바일에선 작게 */
    .lms_rich h1 { font-size: 22px; line-height: 1.3; }
    .lms_rich h2 { font-size: 19px; line-height: 1.3; }
    .lms_rich h3 { font-size: 17px; line-height: 1.3; }
}

/* 레이아웃 안의 카드 공통 스타일 */
.lms_course_card {
    background: var(--bean-card);
    border: 1px solid var(--bean-line);
    border-radius: 14px;
    padding: 20px;
    box-shadow: 0 1px 2px color-mix(in srgb, var(--bean-text) 4%, transparent);
}
.lms_course_card_tips {
    background: var(--bean-surf);
    border-color: var(--bean-surf);
}
.lms_course_card_title {
    font-size: 14px;
    font-weight: 700;
    color: var(--bean-text);
    display: block;
}
.lms_course_card_sessions .lms_course_card_title { margin: 0; }

.lms_course_sessions_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--bean-surf);
}
.lms_course_sessions_count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 26px;
    height: 22px;
    padding: 0 8px;
    background: var(--bean-accent);
    color: var(--bean-onaccent);
    border-radius: 11px;
    font-size: 11px;
    font-weight: 700;
}

/* 사이드 카드 안 회차 목록 — 회차 뱃지(lms_session_row) 행 스타일.
   회차가 많으면 리스트 안에서 세로 스크롤 — 페이지가 과도하게 길어지는 것 방지. */
.lms_course_session_rows {
    max-height: 460px;
    overflow-y: auto;
    overscroll-behavior: contain;
}
.lms_course_session_rows::-webkit-scrollbar { width: 8px; }
.lms_course_session_rows::-webkit-scrollbar-thumb { background: var(--bean-line); border-radius: 4px; }
.lms_course_session_rows::-webkit-scrollbar-track { background: transparent; }
/* 사이드 카드는 폭이 좁으므로 행을 약간 컴팩트하게 */
.lms_app .lms_course_session_rows .lms_session_row,
.lms_app .lms_course_session_rows a.lms_session_row {
    grid-template-columns: 54px 1fr auto;
    gap: 10px;
    padding: 11px 10px;
}
/* 마이너스 회차 — 숫자 대신 짧은 설명 텍스트 뱃지 */
.lms_session_row_no.lms_session_row_no_text {
    font-size: 10.5px;
    line-height: 1.25;
    padding: 5px 4px;
    word-break: keep-all;
}
/* 수강 완료 행 — 회차 뱃지를 액센트로 */
.lms_app a.lms_session_row.lms_session_row_done .lms_session_row_no {
    background: var(--bean-accent);
    color: var(--bean-onaccent, #fff);
}
.lms_session_row_done_pill {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    background: color-mix(in srgb, var(--bean-accent) 14%, transparent);
    color: var(--bean-accent);
}


.lms_course_section {
    background: var(--bean-card);
    border: 1px solid var(--bean-line);
    border-radius: 14px;
    padding: 24px 28px;
    margin-bottom: 20px;
    box-shadow: 0 1px 2px color-mix(in srgb, var(--bean-text) 4%, transparent);
}
.lms_course_section_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.lms_course_section_title {
    font-size: 18px;
    font-weight: 700;
    color: var(--bean-text);
    margin: 0 0 16px;
    letter-spacing: -0.2px;
}
.lms_course_section_header .lms_course_section_title { margin-bottom: 0; }
.lms_course_section_count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 26px;
    height: 24px;
    padding: 0 8px;
    margin-left: 6px;
    background: var(--bean-surf);
    color: var(--bean-muted);
    border-radius: 12px;
    font-size: 12px;
    font-weight: 700;
}
.lms_course_empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--bean-muted);
    font-size: 14px;
    background: var(--bean-surf);
    border-radius: 10px;
}

.lms_session_card_list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.lms_session_card {
    display: flex;
    align-items: stretch;
    gap: 16px;
    padding: 16px 18px;
    background: var(--bean-card);
    border: 1px solid var(--bean-line);
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.15s ease;
    position: relative;
}
.lms_session_card:hover {
    border-color: var(--bean-text);
    box-shadow: 0 4px 14px rgba(0,0,0,.1);
    transform: translateY(-1px);
}
.lms_session_card.watched {
    background: var(--bean-surf);
}
.lms_session_card_num {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: var(--bean-surf);
    color: var(--bean-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 15px;
    align-self: center;
}
.lms_session_card.watched .lms_session_card_num {
    background: color-mix(in srgb, var(--bean-accent) 14%, transparent);
    color: var(--bean-accent);
}
.lms_session_card_check {
    font-size: 18px;
    line-height: 1;
}
.lms_session_card_body {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
    justify-content: center;
}
.lms_session_card_title {
    font-size: 15px;
    font-weight: 600;
    color: var(--bean-text);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.lms_session_card_desc {
    font-size: 13px;
    color: var(--bean-muted);
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.lms_session_card_meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 2px;
    font-size: 12px;
    color: var(--bean-muted);
}
.lms_session_card_duration { font-weight: 500; }
.lms_session_card_badge {
    padding: 2px 8px;
    background: color-mix(in srgb, var(--bean-accent) 14%, transparent);
    color: var(--bean-accent);
    border-radius: 10px;
    font-size: 11px;
    font-weight: 700;
}
.lms_session_card_action {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}
.lms_session_card_play {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--bean-accent);
    color: var(--bean-onaccent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    padding-left: 3px;
    transition: all 0.15s ease;
}
.lms_session_card:hover .lms_session_card_play {
    background: var(--bean-accent);
    transform: scale(1.06);
}

.lms_course_tip_list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.lms_course_tip_list li {
    font-size: 12.5px;
    color: var(--bean-muted);
    line-height: 1.55;
    padding-left: 14px;
    position: relative;
}
.lms_course_tip_list li::before {
    content: '•';
    position: absolute;
    left: 4px;
    top: 0;
    color: var(--bean-muted);
    font-weight: 700;
}

.lms_course_progress {
    padding-bottom: 16px;
    border-bottom: 1px solid var(--bean-surf);
    margin-bottom: 16px;
}
.lms_course_progress_label {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
    font-size: 12px;
    color: var(--bean-muted);
    font-weight: 600;
}
.lms_course_progress_label strong {
    font-size: 20px;
    font-weight: 800;
    color: var(--bean-text);
}
.lms_course_progress_bar {
    position: relative;
    width: 100%;
    height: 8px;
    background: var(--bean-surf);
    border-radius: 999px;
    overflow: hidden;
}
.lms_course_progress_bar_fill {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--bean-text) 0%, var(--bean-accent) 100%);
    border-radius: 999px;
    transition: width 0.3s ease;
}
.lms_course_progress_hint {
    margin: 8px 0 0;
    font-size: 12px;
    color: var(--bean-muted);
}
.lms_course_next_label {
    font-size: 11px;
    color: var(--bean-muted);
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 8px;
}
.lms_course_next + .lms_course_print_all,
.lms_course_print_all { margin-top: 10px; }
.lms_course_next .lms_btn + .lms_btn { margin-top: 8px; }

@media (max-width: 900px) {
    .lms_course_hero {
        grid-template-columns: minmax(0, 1fr);
        padding: 20px;
    }
    .lms_course_hero_title { font-size: 22px; }
}

/* ---------- 상담 게시판 (1:1 문의) + 댓글 ---------- */
.lms_board_notice { margin: 0 0 10px; font-size: 12px; color: var(--bean-muted); padding: 10px 12px; background: var(--bean-surf); border-left: 3px solid var(--bean-muted); border-radius: 4px; }
.lms_board_notice strong { color: var(--bean-text); }

a.lms_post_row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 6px 16px;
    padding: 14px 18px;
    text-decoration: none;
    color: inherit;
    border-bottom: 1px solid var(--bean-surf);
    transition: background 0.12s;
}
a.lms_post_row:last-child { border-bottom: 0; }
a.lms_post_row:hover { background: var(--bean-surf); text-decoration: none; color: inherit; }
.lms_post_row_title { display: flex; align-items: center; gap: 8px; min-width: 0; flex-wrap: wrap; }
.lms_post_row_title_text { font-weight: 600; color: var(--bean-text); overflow: hidden; text-overflow: ellipsis; }
.lms_post_row_meta { font-size: 12px; color: var(--bean-muted); white-space: nowrap; }
.lms_post_reply_badge { display: inline-block; padding: 2px 8px; background: color-mix(in srgb, var(--bean-accent) 14%, transparent); color: var(--bean-accent); border-radius: 10px; font-size: 11px; font-weight: 700; border: 1px solid color-mix(in srgb, var(--bean-accent) 32%, transparent); }
.lms_post_reply_badge_pending { background: var(--bean-surf); color: var(--bean-text); border-color: var(--bean-line); }

.lms_post_privacy_notice { padding: 10px 14px; background: var(--bean-surf); color: var(--bean-text); border: 1px solid var(--bean-line); border-radius: 8px; font-size: 12.5px; margin-bottom: 14px; }

.lms_comment_section { margin-top: 24px; padding: 20px 22px; background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 12px; }
.lms_comment_section_title { font-size: 15px; font-weight: 700; color: var(--bean-text); padding-bottom: 12px; margin-bottom: 14px; border-bottom: 1px solid var(--bean-surf); }
.lms_comment_empty { padding: 20px 10px; text-align: center; color: var(--bean-muted); font-size: 13px; }
.lms_comment_list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.lms_comment_item { padding: 12px 14px; border-radius: 10px; border: 1px solid var(--bean-line); background: var(--bean-card); }
.lms_comment_item_admin { background: color-mix(in srgb, var(--bean-accent) 12%, transparent); border-color: color-mix(in srgb, var(--bean-accent) 32%, transparent); }
.lms_comment_head { display: flex; align-items: center; gap: 10px; font-size: 12px; margin-bottom: 6px; }
.lms_comment_author { font-weight: 700; color: var(--bean-text); }
.lms_comment_item_admin .lms_comment_author { color: var(--bean-accent2); }
.lms_comment_role { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; background: var(--bean-accent2); color: var(--bean-card); border-radius: 10px; font-size: 11px; font-weight: 700; letter-spacing: 0.3px; }
.lms_comment_date { color: var(--bean-muted); }
.lms_comment_delete_form { margin: 0 0 0 auto; }
.lms_comment_delete_btn { background: transparent; border: 0; color: var(--bean-line); font-size: 16px; cursor: pointer; line-height: 1; padding: 2px 6px; border-radius: 4px; font-family: inherit; }
.lms_comment_delete_btn:hover { color: var(--bean-accent2); background: color-mix(in srgb, var(--bean-accent2) 12%, transparent); }
.lms_comment_body { font-size: 13.5px; line-height: 1.65; color: var(--bean-text); word-break: break-word; white-space: pre-wrap; }
.lms_comment_form { padding: 14px; background: var(--bean-surf); border: 1px solid var(--bean-surf); border-radius: 10px; }
.lms_comment_form_label { display: block; font-size: 12.5px; font-weight: 700; color: var(--bean-text); margin-bottom: 8px; }
.lms_comment_form_textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--bean-line); border-radius: 8px; background: var(--bean-card); color: var(--bean-text); font-size: 13.5px; line-height: 1.6; resize: vertical; font-family: inherit; box-sizing: border-box; min-height: 90px; }
.lms_comment_form_textarea:focus { outline: none; border-color: var(--bean-accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--bean-accent) 22%, transparent); }
.lms_comment_form_actions { display: flex; justify-content: flex-end; margin-top: 10px; }

/* ---------- 상품 상세 갤러리 (일반 상품 디자인 재활용) ---------- */
.lms_gallery_block { margin-bottom: 20px; }
/* 상세 페이지 레이아웃 안에서는 sticky 가 어색할 수 있어 제거 */
.lms_gallery_block.bshop_product_images { position: static; top: auto; }

/* LMS 상세 페이지 2-column 레이아웃 (넓은 화면) / 1-column stack (좁은 화면) */
.lms_detail_layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 32px;
    align-items: flex-start;
}
.lms_detail_layout .lms_detail_main { min-width: 0; }
.lms_detail_layout .lms_side {
    position: sticky;
    top: 20px;
    align-self: flex-start;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

@media (max-width: 900px) {
    .lms_detail_layout {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .lms_detail_layout .lms_side {
        position: static;
    }
}

/* 구매 카드에 들어간 제목/요약 */
.lms_buy_title {
    font-size: 20px;
    font-weight: 800;
    line-height: 1.35;
    margin: 0 0 8px;
    color: var(--bean-text);
    letter-spacing: -0.2px;
}
.lms_buy_summary {
    font-size: 13.5px;
    color: var(--bean-muted);
    line-height: 1.55;
    margin: 0 0 16px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--bean-surf);
}

/* 환불 정책 버튼 (구매 카드 내부 맨 아래) */
.lms_refund_btn {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 0 0;
    margin-top: 16px;
    border-top: 1px solid var(--bean-surf);
    background: transparent;
    border-left: 0;
    border-right: 0;
    border-bottom: 0;
    color: var(--bean-muted);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: color 0.15s ease;
    font-family: inherit;
    text-align: left;
}
.lms_refund_btn:hover {
    color: var(--bean-text);
}
.lms_refund_btn:hover .lms_refund_btn_arrow {
    transform: translateX(2px);
    color: var(--bean-text);
}
.lms_refund_btn_icon { font-size: 15px; line-height: 1; }
.lms_refund_btn_text { flex: 1; }
.lms_refund_btn_arrow {
    color: var(--bean-muted);
    font-size: 14px;
    font-weight: 400;
    transition: transform 0.15s ease, color 0.15s ease;
}

/* 품절 버튼 */
.lms_btn_soldout {
    background: var(--bean-muted) !important;
    color: var(--bean-card) !important;
    border-color: var(--bean-muted) !important;
    cursor: not-allowed !important;
    opacity: 0.95 !important;
}
.lms_btn_soldout:hover {
    background: var(--bean-muted) !important;
    color: var(--bean-card) !important;
    box-shadow: none !important;
}

/* 이미지 확대 모달 (LMS 전용) */
.bshop_image_modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.88);
    z-index: 99999;
    align-items: center;
    justify-content: center;
    padding: 40px;
    cursor: zoom-out;
    animation: lmsModalFadeIn 0.18s ease;
}
.bshop_image_modal_content {
    max-width: 100%;
    max-height: 90vh;
    object-fit: contain;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    border-radius: 4px;
    cursor: default;
}
.bshop_image_modal_close {
    position: absolute;
    top: 20px;
    right: 28px;
    font-size: 36px;
    line-height: 1;
    color: var(--bean-card);
    cursor: pointer;
    font-weight: 300;
    transition: transform 0.15s;
    user-select: none;
}
.bshop_image_modal_close:hover { transform: scale(1.15); }

/* 환불 정책 모달 */
.lms_refund_modal {
    position: fixed;
    inset: 0;
    background: color-mix(in srgb, var(--bean-bg) 60%, transparent);
    z-index: 99998;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: lmsModalFadeIn 0.18s ease;
}
.lms_refund_modal_box {
    background: var(--bean-card);
    border-radius: 14px;
    width: 100%;
    max-width: 560px;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}
.lms_refund_modal_header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 22px;
    border-bottom: 1px solid var(--bean-surf);
}
.lms_refund_modal_header h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 700;
    color: var(--bean-text);
}
.lms_refund_modal_close {
    background: transparent;
    border: 0;
    font-size: 28px;
    line-height: 1;
    color: var(--bean-muted);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.12s;
}
.lms_refund_modal_close:hover {
    color: var(--bean-text);
    background: var(--bean-surf);
}
.lms_refund_modal_body {
    padding: 22px;
    overflow-y: auto;
    color: var(--bean-text);
    font-size: 14px;
    line-height: 1.7;
}
.lms_refund_modal_body .lms_rich { font-size: 14px; line-height: 1.7; }
.lms_refund_empty {
    margin: 0;
    padding: 40px 20px;
    text-align: center;
    color: var(--bean-muted);
    font-size: 14px;
}

@keyframes lmsModalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ---------- 영상 갤러리 (메인 1개 + 썸네일 스트립) ---------- */
.lms_video_viewer { display: flex; flex-direction: column; gap: 14px; }
.lms_video_main_block { background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 12px; overflow: hidden; }
.lms_video_gallery {
    display: flex;
    flex-wrap: nowrap;
    gap: 10px;
    overflow-x: auto;
    overflow-y: hidden;
    /* padding 만 사용 — negative margin 쓰면 부모 영역을 넘어 전체 레이아웃 overflow 를 유발할 수 있음 */
    padding: 8px 10px 16px;
    scroll-snap-type: x proximity;
    scroll-padding-left: 10px;
    /* Firefox */
    scrollbar-width: thin;
    scrollbar-color: var(--bean-muted) var(--bean-line);
    -webkit-overflow-scrolling: touch;
}
/* WebKit 스크롤바 — 항상 보이게 + pill 디자인.
   -webkit-appearance: none 은 필수 — 안 넣으면 macOS 에서 오버레이(호버 시에만 보임) 로 동작해 평소엔 안 보임. */
.lms_video_gallery::-webkit-scrollbar {
    -webkit-appearance: none;
    height: 8px;
    background: transparent;
}
.lms_video_gallery::-webkit-scrollbar-track {
    background: var(--bean-line);
    border-radius: 999px;
    margin: 0 6px;
}
.lms_video_gallery::-webkit-scrollbar-thumb {
    background: linear-gradient(90deg, var(--bean-text), var(--bean-muted));
    border-radius: 999px;
    transition: background 0.15s ease;
    min-width: 30px;
}
.lms_video_gallery::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(90deg, var(--bean-text), var(--bean-text));
}
.lms_video_gallery::-webkit-scrollbar-thumb:active {
    background: var(--bean-text);
}

.lms_video_gallery .lms_video_thumb {
    flex: 0 0 160px;
    min-width: 0;
    scroll-snap-align: start;
}

@media (max-width: 640px) {
    .lms_video_gallery { gap: 8px; padding: 6px 8px 14px; }
    .lms_video_gallery::-webkit-scrollbar { height: 6px; }
    .lms_video_gallery .lms_video_thumb { flex: 0 0 120px; }
    .lms_video_gallery .lms_video_thumb_title { font-size: 12px; padding-top: 8px; }
    .lms_video_gallery .lms_video_thumb_index { top: 6px; left: 6px; min-width: 20px; height: 20px; font-size: 10.5px; padding: 0 6px; }
    .lms_video_gallery .lms_video_thumb_play { width: 32px; height: 32px; font-size: 11px; }
}
.lms_video_thumb {
    display: block;
    padding: 0;
    background: transparent;
    border: 0;
    cursor: pointer;
    text-align: left;
    color: inherit;
    font-size: 13px;
    line-height: 1.4;
    transition: transform 0.15s ease;
    font-family: inherit;
}
.lms_video_thumb:hover { transform: translateY(-2px); }

.lms_video_thumb_media {
    position: relative;
    display: block;
    width: 100%;
    /* aspect-ratio 미지원/계산 실패 시에도 16:9 프레임 보장 — padding-top hack 병행 */
    padding-top: 56.25%;
    aspect-ratio: 16/9;
    height: auto;
    border-radius: 10px;
    overflow: hidden;
    background: var(--bean-text);
    outline: 2px solid transparent;
    outline-offset: 2px;
    transition: outline-color 0.15s, box-shadow 0.15s;
}
/* aspect-ratio 지원 브라우저는 padding-top 무시하도록 */
@supports (aspect-ratio: 1/1) {
    .lms_video_thumb_media { padding-top: 0; }
}
.lms_video_thumb:hover .lms_video_thumb_media {
    box-shadow: 0 6px 18px rgba(0,0,0,.18);
}
.lms_video_thumb.active .lms_video_thumb_media {
    outline-color: var(--bean-text);
}
.lms_video_thumb_media img,
.lms_video_thumb_media video {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    pointer-events: none;
}
.lms_video_thumb_placeholder {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    color: var(--bean-line);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
}
.lms_video_thumb_play {
    position: absolute;
    left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    width: 40px; height: 40px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.45);
    color: var(--bean-card);
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
    padding-left: 2px;
    opacity: 0.85;
    transition: opacity 0.15s ease, transform 0.15s ease, background 0.15s ease;
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
}
.lms_video_thumb:hover .lms_video_thumb_play {
    opacity: 1;
    background: color-mix(in srgb, var(--bean-bg) 72%, transparent);
    transform: translate(-50%, -50%) scale(1.08);
}
.lms_video_thumb.active .lms_video_thumb_play {
    opacity: 1;
    background: color-mix(in srgb, var(--bean-bg) 75%, transparent);
}
.lms_video_thumb_index {
    position: absolute;
    top: 8px; left: 8px;
    min-width: 22px; height: 22px;
    padding: 0 7px;
    border-radius: 11px;
    background: color-mix(in srgb, var(--bean-bg) 72%, transparent);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    color: var(--bean-card);
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 700;
    font-size: 11px;
    letter-spacing: 0.2px;
}
.lms_video_thumb.active .lms_video_thumb_index {
    background: var(--bean-text);
}
.lms_video_thumb_title {
    display: block;
    padding: 10px 2px 0;
    min-width: 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-weight: 500;
    color: var(--bean-muted);
    font-size: 13px;
    transition: color 0.12s;
}
.lms_video_thumb:hover .lms_video_thumb_title { color: var(--bean-text); }
.lms_video_thumb.active .lms_video_thumb_title {
    color: var(--bean-text);
    font-weight: 600;
}

/* ---------- Plyr 컨트롤바 커스터마이징 ---------- */
/* 버튼 사이 간격만 살짝 벌리고, 컨트롤바 자체 좌우 패딩은 Plyr 기본값 유지. */
.lms_app .plyr__controls .plyr__controls__item {
    margin-left: 3px !important;
    margin-right: 3px !important;
}
.lms_app .plyr__controls .plyr__controls__item.plyr__progress__container,
.lms_app .plyr__controls .plyr__controls__item.plyr__time {
    margin-left: 6px !important;
    margin-right: 6px !important;
}
@media (min-width: 900px) {
    .lms_app .plyr__controls .plyr__controls__item {
        margin-left: 6px !important;
        margin-right: 6px !important;
    }
    .lms_app .plyr__controls .plyr__controls__item.plyr__progress__container,
    .lms_app .plyr__controls .plyr__controls__item.plyr__time {
        margin-left: 10px !important;
        margin-right: 10px !important;
    }
}

/* 자막 언어가 많을 때 설정/자막 메뉴가 영상 밖으로 잘리지 않게 — 내부 스크롤 + 위로 띄움 */
.lms_app .plyr__menu__container { z-index: 10; }
.lms_app .plyr__menu__container [role="menu"] {
    max-height: min(60vh, 260px);
    overflow-y: auto;
    overflow-x: hidden;
    overscroll-behavior: contain;
}
.lms_app .plyr__menu__container [role="menu"]::-webkit-scrollbar { width: 8px; }
.lms_app .plyr__menu__container [role="menu"]::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,.35); border-radius: 4px;
}

/* ---------- Board ---------- */
.lms_board { background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 12px; overflow: hidden; }
.lms_post_row { display: grid; grid-template-columns: 1fr 160px 80px; gap: 12px; padding: 14px 20px; align-items: center; border-bottom: 1px solid var(--bean-surf); font-size: 14px; }
.lms_post_row:last-child { border-bottom: 0; }
.lms_post_row:hover { background: var(--bean-surf); }
.lms_post_row_title a,
.lms_post_row_title a:link,
.lms_post_row_title a:visited { color: var(--bean-text) !important; text-decoration: none !important; font-weight: 500; }
.lms_post_row_title a:hover { color: var(--bean-accent) !important; text-decoration: underline !important; }
.lms_post_row_meta { color: var(--bean-muted); font-size: 12px; text-align: right; }
.lms_post_row_views { color: var(--bean-muted); font-size: 12px; text-align: right; }
.lms_pin_badge { display: inline-block; padding: 2px 8px; background: var(--bean-surf); color: var(--bean-text); border-radius: 6px; font-size: 10.5px; margin-right: 6px; font-weight: 600; vertical-align: 1px; }
.lms_secret_badge { display: inline-block; padding: 2px 8px; background: color-mix(in srgb, var(--bean-accent) 12%, transparent); color: var(--bean-accent); border: 1px solid color-mix(in srgb, var(--bean-accent) 30%, transparent); border-radius: 6px; font-size: 10.5px; margin-right: 6px; font-weight: 700; vertical-align: 1px; }
.lms_board_empty { padding: 48px 20px; text-align: center; color: var(--bean-muted); font-size: 13.5px; }

/* ---------- Post write: secret toggle ---------- */
.lms_secret_check { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--bean-text); font-weight: 600; cursor: pointer; }
.lms_secret_check input { width: 16px; height: 16px; accent-color: var(--bean-accent); cursor: pointer; }
.lms_form_hint { margin: 6px 0 0; font-size: 12.5px; color: var(--bean-muted); line-height: 1.6; }

/* ---------- Post detail ---------- */
.lms_post_detail { background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 12px; padding: 32px; }
.lms_post_detail_title { font-size: 24px; font-weight: 700; color: var(--bean-text); margin: 0 0 12px; letter-spacing: -0.3px; }
.lms_post_detail_meta { display: flex; align-items: center; gap: 12px; color: var(--bean-muted); font-size: 13px; padding-bottom: 20px; border-bottom: 1px solid var(--bean-surf); margin-bottom: 24px; flex-wrap: wrap; }
.lms_post_detail_meta .dot { color: var(--bean-line); }
.lms_post_detail_content { font-size: 15.5px; color: var(--bean-text); line-height: 1.85; min-height: 120px; }
.lms_post_files { margin-top: 28px; padding: 18px 20px; background: var(--bean-surf); border: 1px solid var(--bean-surf); border-radius: 10px; }
.lms_post_files h4 { margin: 0 0 10px; font-size: 12.5px; font-weight: 700; color: var(--bean-muted); letter-spacing: 0.3px; text-transform: uppercase; }
.lms_post_files a,
.lms_post_files a:link,
.lms_post_files a:visited { display: flex !important; align-items: center; gap: 10px; padding: 10px 14px; background: var(--bean-card); border: 1px solid var(--bean-line); border-radius: 8px; margin-bottom: 6px; text-decoration: none !important; color: var(--bean-text) !important; font-size: 13.5px; transition: all .12s; }
.lms_post_files a:hover { border-color: var(--bean-text) !important; background: var(--bean-surf) !important; color: var(--bean-text) !important; }
.lms_post_files a:last-child { margin-bottom: 0; }
.lms_post_file_size { margin-left: auto; color: var(--bean-muted); font-size: 11.5px; }

/* ---------- Forms ---------- */
.lms_form_row { margin-bottom: 16px; }
.lms_form_label { display: block; font-size: 13px; font-weight: 600; color: var(--bean-muted); margin-bottom: 6px; }

.lms_app .lms_input,
.lms_app .lms_textarea,
.lms_app input.lms_input,
.lms_app textarea.lms_textarea,
.lms_app select.lms_input {
    width: 100% !important;
    padding: 11px 14px !important;
    border: 1px solid var(--bean-line) !important;
    border-radius: 8px !important;
    font-size: 14px !important;
    font-family: inherit !important;
    color: var(--bean-text) !important;
    background: var(--bean-card) !important;
    transition: border-color .12s, box-shadow .12s, background .12s !important;
    box-sizing: border-box !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    line-height: 1.5 !important;
}
.lms_app .lms_input:hover, .lms_app .lms_textarea:hover { border-color: var(--bean-muted) !important; }
.lms_app .lms_input:focus, .lms_app .lms_textarea:focus { outline: none !important; border-color: var(--bean-accent) !important; box-shadow: 0 0 0 3px color-mix(in srgb, var(--bean-accent) 22%, transparent) !important; }
.lms_app .lms_input:disabled, .lms_app .lms_textarea:disabled { background: var(--bean-surf) !important; color: var(--bean-muted) !important; cursor: not-allowed !important; }
.lms_app .lms_input:read-only, .lms_app .lms_textarea:read-only { background: var(--bean-surf) !important; }
.lms_app .lms_textarea { min-height: 200px !important; resize: vertical !important; line-height: 1.7 !important; }

/* select 화살표 — 라이트/다크 양쪽에서 읽히는 중립 그레이 */
.lms_app select.lms_input {
    cursor: pointer !important;
    padding-right: 36px !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%239aa0ac' d='M6 8L1 3h10z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 12px center !important;
    background-size: 12px !important;
}

/* 체크박스/라디오 (필요시 명시) */
.lms_app input[type="checkbox"],
.lms_app input[type="radio"] {
    -webkit-appearance: none !important; appearance: none !important;
    width: 18px !important; height: 18px !important;
    border: 1px solid var(--bean-line) !important; border-radius: 4px !important;
    background: var(--bean-card) !important; cursor: pointer !important; padding: 0 !important; margin: 0 6px 0 0 !important;
    vertical-align: middle !important; position: relative !important;
    transition: all .12s !important;
}
.lms_app input[type="radio"] { border-radius: 50% !important; }
.lms_app input[type="checkbox"]:hover,
.lms_app input[type="radio"]:hover { border-color: var(--bean-text) !important; }
.lms_app input[type="checkbox"]:focus,
.lms_app input[type="radio"]:focus { outline: none !important; box-shadow: 0 0 0 3px color-mix(in srgb, var(--bean-accent) 22%, transparent) !important; }
.lms_app input[type="checkbox"]:checked { background: var(--bean-text) !important; border-color: var(--bean-text) !important; }
.lms_app input[type="checkbox"]:checked::after {
    content: ''; position: absolute; left: 5px; top: 1px;
    width: 5px; height: 10px; border: solid var(--bean-card); border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}
.lms_app input[type="radio"]:checked { border-color: var(--bean-text) !important; }
.lms_app input[type="radio"]:checked::after {
    content: ''; position: absolute; left: 4px; top: 4px;
    width: 8px; height: 8px; border-radius: 50%; background: var(--bean-text);
}

.lms_app .lms_file_input,
.lms_app input[type="file"].lms_file_input {
    display: block !important; width: 100% !important;
    padding: 10px !important; border: 1px dashed var(--bean-line) !important; border-radius: 8px !important;
    background: var(--bean-surf) !important; font-size: 13px !important; color: var(--bean-text) !important;
    cursor: pointer !important;
    -webkit-appearance: none !important; appearance: none !important;
}
.lms_app input[type="file"].lms_file_input:hover { border-color: var(--bean-text) !important; background: var(--bean-surf) !important; }
.lms_app input[type="file"].lms_file_input:focus { outline: none !important; border-color: var(--bean-accent) !important; box-shadow: 0 0 0 3px color-mix(in srgb, var(--bean-accent) 22%, transparent) !important; }

.lms_form_actions { display: flex; gap: 8px; margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--bean-surf); flex-wrap: wrap; }

/* ---------- Alert / Empty ---------- */
.lms_alert { padding: 14px 18px; border-radius: 10px; font-size: 14px; margin-bottom: 16px; }
.lms_alert_info { background: color-mix(in srgb, var(--bean-accent) 12%, transparent); color: var(--bean-accent2); border: 1px solid color-mix(in srgb, var(--bean-accent) 32%, transparent); }
.lms_alert_warning { background: var(--bean-surf); color: var(--bean-muted); border: 1px solid var(--bean-line); }
.lms_empty { padding: 60px 20px; text-align: center; color: var(--bean-muted); background: var(--bean-surf); border: 1px dashed var(--bean-line); border-radius: 12px; font-size: 14px; }

/* ---------- 수료 완료 콜아웃 (course 사이드 카드 내부) ---------- */
.lms_course_cert {
    margin-top: 12px;
    padding: 14px;
    background: color-mix(in srgb, var(--bean-accent) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--bean-accent) 32%, transparent);
    border-radius: 10px;
}
.lms_course_cert_title {
    font-size: 13px;
    font-weight: 700;
    color: var(--bean-accent);
    margin-bottom: 4px;
}
.lms_course_cert_date {
    font-size: 12px;
    color: var(--bean-muted);
    margin-bottom: 12px;
}

/* ---------- 비공개/잠금 텍스트 태그 (이모지 대체) ---------- */
.lms_lock_tag {
    display: inline-block;
    padding: 2px 8px;
    margin-right: 6px;
    border-radius: 999px;
    background: var(--bean-surf);
    border: 1px solid var(--bean-line);
    color: var(--bean-muted);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.2px;
    vertical-align: 1px;
}
.lms_section_title_inline .lms_lock_tag { vertical-align: 2px; }

/* 첨부파일 이름 (이모지 대체 — 텍스트만) */
.lms_post_file_name { font-weight: 500; }