/* =========================================================
   로그북 본문 이미지 기능 (슬라이드 / 그리드 / 크게 보기 / 글쓰기 도우미)
   색은 HEALER 테마 색이 있으면 그걸 쓰고, 없으면 기본 색을 쓴다.
   ========================================================= */
.cv_content_body,
.lb_editor_tools {
    --lb-point: var(--hl-ice, #A9C7DA);
    --lb-dark: var(--hl-deep, #0A0D10);
    --lb-text: var(--hl-frost, #E8EEF2);
    --lb-mono: var(--hl-mono, Consolas, "SFMono-Regular", Menlo, monospace);
}
/* 크게 보기 창은 테마와 상관없이 항상 어둡게 */
.lb_lightbox {
    --lb-point: #A9C7DA;
    --lb-dark: #0A0D10;
    --lb-text: #E8EEF2;
    --lb-mono: Consolas, "SFMono-Regular", Menlo, monospace;
}

/* 본문 속 이미지 기본 */
.cv_content_body img {
    max-width: 100%;
    height: auto;
}
#bo_v .cv_content_body .lb_inline_img {
    display: block;
    margin: 14px auto !important;
    border-radius: 3px;
}
/* [이미지:3:왼쪽] / [이미지:3:오른쪽] : 원래 크기 그대로 한쪽에 붙이고, 글은 아래로 */
#bo_v .cv_content_body .lb_inline_img.lb_align_left {
    margin: 14px auto 14px 0 !important;
}
#bo_v .cv_content_body .lb_inline_img.lb_align_right {
    margin: 14px 0 14px auto !important;
}
.cv_content_body.lb_zoomable img { cursor: zoom-in; }
.cv_content_body a img { cursor: pointer; }

/* 닫는 표시가 없어 남은 [슬라이드] 글자 */
.lb_marker {
    color: var(--lb-point);
    font-family: var(--lb-mono);
    font-size: 0.85em;
    opacity: 0.7;
}

/* ---------- 슬라이드 ---------- */
.lb_slide {
    position: relative;
    margin: 18px 0;
    background: var(--lb-dark);
    border: 1px solid rgb(169 199 218 / 18%);
    border-radius: 4px;
    overflow: hidden;
}
.lb_slide_track {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}
.lb_slide_track::-webkit-scrollbar { display: none; }
.lb_slide_item {
    flex: 0 0 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 240px;
    scroll-snap-align: center;
}
#bo_v .cv_content_body .lb_slide_item img {
    display: block !important;
    width: auto !important;
    height: auto !important;
    max-width: 100% !important;
    max-height: 70vh !important;
    margin: 0 !important;
    object-fit: contain;
}
.lb_slide_btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 38px;
    height: 38px;
    padding: 0;
    border: 1px solid rgb(169 199 218 / 30%);
    border-radius: 50%;
    background: rgb(14 17 22 / 70%);
    color: #E8EEF2;
    font-size: 24px;
    line-height: 34px;
    cursor: pointer;
    transition: opacity 0.2s, border-color 0.2s;
}
.lb_slide_btn:hover { border-color: #A9C7DA; color: #A9C7DA; }
.lb_slide_btn:disabled { opacity: 0; pointer-events: none; }
.lb_slide_prev { left: 10px; }
.lb_slide_next { right: 10px; }
.lb_slide_counter {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    padding: 3px 12px;
    border: 1px solid rgb(169 199 218 / 25%);
    border-radius: 999px;
    background: rgb(14 17 22 / 75%);
    color: #A9C7DA;
    font-family: var(--lb-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
}

/* ---------- 그리드 (콜라주) ----------
   이미지 비율을 그대로 살려서 한 줄의 높이를 맞춰 빈틈없이 붙인다. (잘림 없음)
*/
.lb_grid {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin: 18px 0;
}
.lb_grid_row {
    display: flex;
    gap: 3px;
}
.lb_grid_item {
    flex: 1000 1 0;
    min-width: 0;
    overflow: hidden;
}
#bo_v .cv_content_body .lb_grid_item img {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    max-width: none !important;
    margin: 0 !important;
    border-radius: 0 !important;
}

/* ---------- 크게 보기 창 ---------- */
.lb_lightbox {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgb(5 7 10 / 92%);
    backdrop-filter: blur(4px);
}
.lb_lightbox.active { display: flex; }
.lb_lb_img {
    max-width: 92vw;
    max-height: 88vh;
    object-fit: contain;
    box-shadow: 0 10px 40px rgb(0 0 0 / 50%);
}
.lb_lb_close,
.lb_lb_nav {
    position: absolute;
    width: 46px;
    height: 46px;
    padding: 0;
    border: 1px solid rgb(169 199 218 / 30%);
    border-radius: 50%;
    background: rgb(14 17 22 / 70%);
    color: var(--lb-text);
    font-size: 28px;
    line-height: 42px;
    cursor: pointer;
}
.lb_lb_close:hover,
.lb_lb_nav:hover { border-color: var(--lb-point); color: var(--lb-point); }
.lb_lb_close { top: 18px; right: 18px; }
.lb_lb_prev { left: 18px; top: 50%; transform: translateY(-50%); }
.lb_lb_next { right: 18px; top: 50%; transform: translateY(-50%); }
.lb_lb_counter {
    position: absolute;
    bottom: 18px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--lb-point);
    font-family: var(--lb-mono);
    font-size: 0.8rem;
    letter-spacing: 0.15em;
}

/* ---------- 글쓰기 도우미 ---------- */
.lb_editor_tools {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
}
.lb_tool_btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    border: 1px solid rgb(from var(--content-font-color, #333) r g b / 20%);
    border-radius: 4px;
    background: transparent;
    color: var(--content-font-color, #333);
    font-size: 0.85em;
    cursor: pointer;
}
.lb_tool_btn:hover { border-color: var(--primary-color, #6a8fa8); color: var(--primary-color, #6a8fa8); }
.lb_tool_help {
    line-height: 1.6;
    font-size: 0.8em;
    color: rgb(from var(--content-font-color, #333) r g b / 50%);
}
#logbookFiles .cw_file_card { cursor: grab; }
#logbookFiles .cw_file_card.lb_card_flash {
    outline: 2px solid var(--primary-color, #6a8fa8);
    outline-offset: 2px;
}

@media (max-width: 600px) {
    .lb_slide_btn { width: 32px; height: 32px; font-size: 20px; line-height: 28px; }
}