/* grid_board — 라공에디션 디자인 토큰(var(--*))을 그대로 따르는 범용 그리드 게시판 */

.gridb-root {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg, 20px);
    box-sizing: border-box;
}

.gridb-toolbar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: var(--spacing-md, 12px);
}

.gridb-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--card-border-color, #ddd);
    border-radius: var(--btn-secondary-radius, 8px);
    background: var(--btn-secondary-bg, #fff);
    color: var(--btn-secondary-text, #333);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast, .15s ease);
}

.gridb-btn:hover { filter: brightness(0.95); }

.gridb-btn-primary {
    background: var(--btn-primary-bg, var(--primary-color));
    color: var(--btn-primary-text, #fff);
    border-color: transparent;
}

.gridb-btn-sm { padding: 4px 10px; font-size: 12px; }

/* ===== 편집 툴바 =====
   문서 흐름에 넣으면(margin-bottom 등) 그 높이만큼 #gridb-grid를 아래로 밀어내
   실제 화면과 위치가 달라진다. position:fixed로 화면에 떠 있게 해 그리드의
   문서상 위치를 편집모드 전/후로 절대 바꾸지 않는다. */
.gridb-edit-toolbar {
    position: fixed;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 8000;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    max-width: calc(100vw - 32px);
    padding: 10px 14px;
    background: var(--container-bg-color, #fafafa);
    border: 1px solid var(--container-border-color, #eee);
    border-radius: var(--container-border-radius, 12px);
    box-shadow: 0 8px 28px rgba(0, 0, 0, .18);
}

.gridb-toolbar-spacer { flex: 1; }

.gridb-stepper {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--content-font-color);
}

.gridb-stepper span#gridb-col-count,
.gridb-stepper span#gridb-row-count {
    display: inline-block;
    min-width: 18px;
    text-align: center;
}

/* 좌우로 드래그해서 값을 바꾸는 "드래그 스크럽" 컨트롤 — 셀 사이 간격(gap) 조절용 */
.gridb-gap-drag {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 4px 10px;
    border: 1px dashed var(--border-medium, #ccc);
    border-radius: 999px;
    cursor: ew-resize;
    user-select: none;
    color: var(--content-font-color);
    font-weight: 600;
}

.gridb-gap-drag:hover,
.gridb-gap-drag.is-active {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.gridb-gap-drag i { font-size: 10px; opacity: .7; }

.gridb-hint {
    flex: 1 0 100%;
    font-size: 12px;
    color: var(--text-muted, #999);
    margin: 4px 0 0 0;
}

/* ===== 그리드 무대: 실제 화면과 편집 오버레이가 하나의 박스를 공유 =====
   #gridb-grid 는 언제나 실제 iframe 셀을 담고 있고(#gridb-overlay는 그 안의 절대배치 자식이라
   inset:0 만으로 항상 정확히 같은 크기가 된다) 편집모드에서는 오버레이가 위에 겹쳐 보일 뿐이다. */
.gridb-stage { position: relative; }

.gridb-grid {
    position: relative;
    display: grid;
    box-sizing: border-box;
}

.gridb-grid.gridb-editing .gridb-iframe {
    pointer-events: none;
}

.gridb-cell {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    box-sizing: border-box;
}

.gridb-cell-title {
    flex-shrink: 0;
    font-family: var(--title-font-family);
    font-size: var(--sub-title-font-size, 13px);
    color: var(--title-font-color, var(--content-font-color));
    padding: 8px 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gridb-cell-empty {
    color: var(--text-muted, #999);
    font-size: 13px;
    padding: var(--spacing-md, 12px);
    text-align: center;
    margin: auto;
}

.gridb-iframe {
    display: block;
    width: 100%;
    flex: 1;
    min-height: 0;
    border: none;
}

/* ===== "특정 게시글" 셀 — iframe 없이 직접 렌더링하는 자체 뷰어 =====
   같은 문서 안이라 iframe처럼 별도 로딩/리플로우가 없어 매끄럽게 붙는다. */
.gridb-post-viewer {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
}

.gridb-post-viewer-header {
    flex-shrink: 0;
    padding: 10px 14px;
}

.gridb-post-viewer-title {
    font-family: var(--title-font-family);
    font-size: var(--sub-title-font-size, 14px);
    color: var(--title-font-color, var(--content-font-color));
    margin: 0 0 4px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.gridb-post-viewer-meta {
    display: flex;
    gap: 8px;
    font-size: 11px;
    color: var(--text-muted, #999);
}

.gridb-post-viewer-body {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    padding: 0 14px 14px;
    font-family: var(--content-font-family);
    font-size: var(--content-font-size, 14px);
    color: var(--content-font-color);
    line-height: 1.6;
    word-break: break-word;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.gridb-post-viewer-body::-webkit-scrollbar { display: none; }

.gridb-post-viewer-body img,
.gridb-post-viewer-body video {
    max-width: 100%;
    height: auto;
    border-radius: 6px;
}

.gridb-post-viewer-body p { margin: 0 0 .8em; }

/* ===== 편집 오버레이 ===== */
.gridb-overlay {
    position: absolute;
    inset: 0;
    z-index: 20;
    display: grid;
    box-sizing: border-box;
}

.gridb-block {
    position: relative;
    background: var(--card-bg-color, #fff);
    border: 2px solid var(--card-border-color, #ddd);
    border-radius: 6px;
    padding: 8px 10px;
    cursor: pointer;
    user-select: none;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    font-size: 12px;
    color: var(--content-font-color);
    transition: border-color .1s, background .1s;
    overflow: hidden;
}

.gridb-block:hover { border-color: var(--accent-color, var(--primary-color)); }

.gridb-block.is-selected {
    border-color: var(--primary-color);
    background: color-mix(in srgb, var(--primary-color) 12%, var(--card-bg-color, #fff));
}

.gridb-block-label {
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gridb-block-sub {
    color: var(--text-muted, #999);
    font-size: 11px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gridb-resize-handle {
    position: absolute;
    z-index: 25;
    background: transparent;
}

.gridb-resize-col {
    top: -10px;
    bottom: -10px;
    width: 14px;
    cursor: col-resize;
    transform: translateX(-7px);
}

.gridb-resize-col::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: var(--border-medium, #ccc);
}

.gridb-resize-col:hover::after,
.gridb-resize-col.is-active::after { background: var(--primary-color); }

.gridb-resize-row {
    left: -10px;
    right: -10px;
    height: 14px;
    cursor: row-resize;
    transform: translateY(-7px);
}

.gridb-resize-row::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 10px;
    right: 10px;
    height: 2px;
    background: var(--border-medium, #ccc);
}

.gridb-resize-row:hover::after,
.gridb-resize-row.is-active::after { background: var(--primary-color); }

/* 그리드 전체 크기 조절 핸들(내부 트랙 핸들과 구분되는 굵은 강조 바) — 우측/하단 바깥쪽에 위치 */
.gridb-resize-total-w {
    top: 0;
    bottom: 0;
    right: -10px;
    width: 20px;
    cursor: ew-resize;
}

.gridb-resize-total-w::after {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: 2px;
    background: var(--accent-color, var(--primary-color));
    opacity: .55;
}

.gridb-resize-total-w:hover::after,
.gridb-resize-total-w.is-active::after { opacity: 1; }

.gridb-resize-total-h {
    left: 0;
    right: 0;
    bottom: -10px;
    height: 20px;
    cursor: ns-resize;
}

.gridb-resize-total-h::after {
    content: '';
    position: absolute;
    top: 8px;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: 2px;
    background: var(--accent-color, var(--primary-color));
    opacity: .55;
}

.gridb-resize-total-h:hover::after,
.gridb-resize-total-h.is-active::after { opacity: 1; }

/* 그리드 가로 위치 이동 핸들 — 너비가 100%보다 작을 때만 나타난다 */
.gridb-resize-move {
    top: -30px;
    left: 50%;
    transform: translateX(-50%);
    width: 34px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: ew-resize;
    border: 1px dashed var(--border-medium, #ccc);
    border-radius: 999px;
    background: var(--card-bg-color, #fff);
    color: var(--text-muted, #999);
    font-size: 11px;
}

.gridb-resize-move:hover,
.gridb-resize-move.is-active {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* ===== 셀 설정 모달 ===== */
.gridb-modal {
    position: fixed;
    inset: 0;
    z-index: 9000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gridb-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .45);
}

.gridb-modal-panel {
    position: relative;
    width: 92%;
    max-width: 420px;
    max-height: 86vh;
    overflow-y: auto;
    background: var(--card-bg-color, #fff);
    border-radius: var(--card-border-radius, 12px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, .25);
}

.gridb-modal-header {
    position: sticky;
    top: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    background: var(--card-bg-color, #fff);
    border-bottom: 1px solid var(--card-border-color, #eee);
    font-family: var(--title-font-family);
    font-size: var(--sub-title-font-size, 15px);
    color: var(--title-font-color, var(--content-font-color));
    font-weight: 700;
    z-index: 1;
}

.gridb-modal-close {
    border: none;
    background: none;
    font-size: 22px;
    line-height: 1;
    color: var(--text-muted, #999);
    cursor: pointer;
    padding: 0 4px;
}

.gridb-modal-close:hover { color: var(--content-font-color); }

.gridb-modal-body { padding: 16px 18px 20px; font-size: 13px; }

.gridb-section-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .02em;
    color: var(--text-muted, #999);
    text-transform: uppercase;
    margin: 20px 0 10px;
    padding-top: 14px;
    border-top: 1px solid var(--card-border-color, #eee);
}

.gridb-section-label:first-child { margin-top: 0; padding-top: 0; border-top: none; }

.gridb-field { margin-bottom: var(--spacing-md, 12px); }

.gridb-field label {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--content-font-color);
}

.gridb-field input[type="text"],
.gridb-field input[type="number"],
.gridb-field select {
    width: 100%;
    padding: 6px 8px;
    border: 1px solid var(--form-border-color, #ddd);
    border-radius: var(--form-border-radius, 6px);
    background: var(--form-bg-color, #fff);
    color: var(--form-text-color, #333);
    font-size: 13px;
    box-sizing: border-box;
}

.gridb-radio-row { display: flex; gap: 14px; margin-bottom: 4px; }
.gridb-radio-row label { display: flex; align-items: center; gap: 5px; font-weight: 500; }

.gridb-field-help {
    margin-top: 4px;
    font-size: 11px;
    line-height: 1.5;
    color: var(--text-muted, #999);
}

.gridb-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 10px;
}

.gridb-toggle-row > span { font-weight: 600; }

.gridb-toggle-row-inline {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 6px;
}

.gridb-toggle-row-inline label {
    font-weight: 500;
    color: var(--text-muted, #999);
    font-size: 12px;
    min-width: 60px;
}

.gridb-toggle-row-inline input[type="color"] {
    width: 30px;
    height: 30px;
    padding: 0;
    border: 1px solid var(--form-border-color, #ddd);
    border-radius: 6px;
    background: none;
    cursor: pointer;
}

.gridb-toggle-row-inline input[type="number"] {
    width: 70px;
    padding: 5px 6px;
    border: 1px solid var(--form-border-color, #ddd);
    border-radius: 6px;
    background: var(--form-bg-color, #fff);
    color: var(--form-text-color, #333);
    font-size: 12px;
}

.gridb-switch {
    position: relative;
    display: inline-block;
    width: 38px;
    height: 22px;
    flex-shrink: 0;
}

.gridb-switch input { opacity: 0; width: 0; height: 0; }

.gridb-switch-track {
    position: absolute;
    inset: 0;
    background: var(--border-medium, #ccc);
    border-radius: 999px;
    cursor: pointer;
    transition: background .15s;
}

.gridb-switch-track::after {
    content: '';
    position: absolute;
    left: 3px;
    top: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: #fff;
    transition: transform .15s;
}

.gridb-switch input:checked + .gridb-switch-track {
    background: var(--primary-color);
}

.gridb-switch input:checked + .gridb-switch-track::after {
    transform: translateX(16px);
}

.gridb-design-reset {
    display: block;
    margin: 10px 0 0;
    font-size: 12px;
    color: var(--text-muted, #999);
    text-decoration: underline;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
}

.gridb-design-reset:hover { color: var(--primary-color); }

.gridb-board-results {
    position: relative;
    margin-top: 4px;
    border: 1px solid var(--card-border-color, #eee);
    border-radius: 6px;
    max-height: 160px;
    overflow-y: auto;
    background: var(--card-bg-color, #fff);
    display: none;
}

.gridb-board-results.is-open { display: block; }

.gridb-board-result-item {
    padding: 6px 10px;
    cursor: pointer;
    font-size: 12px;
}

.gridb-board-result-item:hover { background: var(--container-bg-color, #f5f5f5); }

.gridb-board-selected {
    margin-top: 6px;
    font-size: 12px;
    color: var(--primary-color);
    font-weight: 600;
}

@media (max-width: 640px) {
    .gridb-grid {
        display: flex !important;
        flex-direction: column;
        height: auto !important;
    }
    .gridb-cell {
        grid-column: auto !important;
        grid-row: auto !important;
        min-height: 240px;
    }
    .gridb-overlay { display: none !important; }
}