/* PDF upload: multi-page grid picker (modal) */
#pdfPagePickerModal.modal.active {
    z-index: 2600;
}

#pdfPagePickerModal .pdf-page-picker-modal-content {
    max-width: min(96vw, 520px);
    width: 100%;
}

#pdfPagePickerModal .modal-body {
    padding-top: 0.5rem;
}

.pdf-page-picker-file {
    margin: 0 0 0.75rem;
    font-size: var(--font-size-tertiary);
    color: var(--text-secondary);
    word-break: break-all;
}

.pdf-page-picker-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.pdf-page-picker-toolbar .btn {
    padding: 0.35rem 0.65rem;
    font-size: var(--font-size-tertiary);
}

.pdf-page-picker-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(108px, 1fr));
    gap: 0.55rem;
    max-height: min(52vh, 420px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 0.15rem 0.1rem 0.35rem;
}

.pdf-page-picker-tile {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    padding: 0;
    margin: 0;
    border: 2px solid var(--border-color);
    border-radius: var(--card-radius);
    background: var(--bg-secondary);
    cursor: pointer;
    overflow: hidden;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.1s ease;
}

.pdf-page-picker-tile[aria-pressed='true'] {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 1px var(--accent-primary);
}

.pdf-page-picker-tile:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

.pdf-page-picker-tile canvas {
    display: block;
    width: 100%;
    height: auto;
    background: #fff;
}

.pdf-page-picker-tile-frame {
    position: relative;
    display: block;
    line-height: 0;
}

/* Per-tile preview loading: same three circles as splash, scaled down */
.pdf-page-picker-tile-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.5);
    z-index: 1;
    transition: opacity 0.2s ease;
}

body.light-theme #pdfPagePickerModal .pdf-page-picker-tile-loading {
    background: rgba(255, 255, 255, 0.78);
}

.pdf-page-picker-tile-loading.is-done {
    opacity: 0;
    pointer-events: none;
}

/* Same ring spinner as job site open loading (`photo-operation-spinner` in styles.css) */
.pdf-page-picker-tile-loading .photo-operation-overlay-content {
    gap: 0;
    color: #fff;
}

.pdf-page-picker-tile-loading .photo-operation-spinner {
    width: 24px;
    height: 24px;
}

body.light-theme #pdfPagePickerModal .pdf-page-picker-tile-loading .photo-operation-spinner {
    border: 2px solid rgba(15, 23, 42, 0.22);
    border-top-color: rgba(15, 23, 42, 0.88);
}

.pdf-page-picker-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    z-index: 2;
    min-width: 1.35rem;
    padding: 0.1rem 0.35rem;
    border-radius: 999px;
    font-size: 0.65rem;
    font-weight: var(--font-weight-semibold);
    background: rgba(0, 0, 0, 0.55);
    color: #fff;
    line-height: 1.2;
    pointer-events: none;
}

.pdf-page-picker-tile[aria-pressed='true'] .pdf-page-picker-badge {
    background: var(--accent-primary);
    color: #1a202c;
}

.pdf-page-picker-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 2rem 1rem 2.5rem;
    min-height: 120px;
    text-align: center;
}

/* Job-site open loading uses `.photo-operation-spinner` — reuse in picker */
#pdfPagePickerModal .pdf-page-picker-loading .photo-operation-overlay-content.pdf-page-picker-loading-spinner {
    gap: 0;
    color: #e2e8f0;
}

body.light-theme #pdfPagePickerModal .pdf-page-picker-loading .photo-operation-spinner {
    border: 2px solid rgba(15, 23, 42, 0.22);
    border-top-color: rgba(15, 23, 42, 0.88);
}

.pdf-page-picker-loading-caption {
    margin: 0;
    font-size: var(--font-size-tertiary);
    color: var(--text-secondary);
    line-height: 1.35;
    max-width: 16rem;
}

.pdf-page-picker-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: flex-end;
    align-items: center;
}

.pdf-page-picker-footer .btn {
    flex: 0 1 auto;
}