/**
 * intelligence_viewer.css
 *
 * Styles for OpenSeadragon viewer and Cropper.js modal.
 * Designed to integrate with the existing intelligence.css dark theme.
 */


/* =============================================================================
   OSD VIEWER CONTAINER
   ============================================================================= */

.osd-viewer-container {
    display: flex; /* Always visible - persistent viewer */
    flex-direction: column;
    height: 100%;
    position: relative;
    width: 100%;
}

.osd-viewer {
    background-color: #2a2a2a;
    flex: 1;
    min-height: 400px;
    overflow: hidden;
    position: relative; /* Needed for loading overlay positioning */
    width: 100%;
}

/* Empty state - shown when no image is loaded */
.osd-viewer-container.empty .osd-viewer {
    align-items: center;
    display: flex;
    justify-content: center;
}

/* Loading state - shown during API request */
.osd-viewer-container.loading .osd-viewer {
    align-items: center;
    display: flex;
    justify-content: center;
}

.osd-viewer-container.loading .osd-viewer::before {
    background-color: rgba(42, 42, 42, 0.85);
    content: '';
    inset: 0;
    position: absolute;
    z-index: 10;
}

.osd-loading-indicator {
    height: 60px;
    left: 50%;
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    z-index: 11;
}

/* change the background color so the sharp corners aren't visible in max state */
.osd-viewer-container:has(.output-panel.maximized) .osd-viewer {
    background-color: #2f2f2f;
}

/* Disable toolbar controls in empty state */
.osd-viewer-container.empty .osd-btn:not(#osd-upload-btn):not(#osd-download-btn) {
    opacity: 0.3;
    pointer-events: none;
}

.osd-viewer-container.empty .osd-zoom-input,
.osd-viewer-container.empty .osd-profile-select {
    opacity: 0.3;
    pointer-events: none;
}

/* Disable toolbar controls during loading state */
.osd-viewer-container.loading .osd-btn:not(#osd-upload-btn):not(#osd-clear-btn):not(#osd-download-btn) {
    opacity: 0.3;
    pointer-events: none;
}

.osd-viewer-container.loading .osd-zoom-input,
.osd-viewer-container.loading .osd-profile-select {
    opacity: 0.3;
    pointer-events: none;
}

div.openseadragon-canvas:focus-visible {
    outline: none;
}

/* =============================================================================
   EMPTY STATE - Upload prompt when no image is loaded
   ============================================================================= */

.osd-empty-state {
    align-items: center;
    border: 2px dashed transparent;
    border-radius: 24px;
    box-sizing: border-box;
    display: none;
    height: calc(100% - 24px);
    justify-content: center;
    left: 12px;
    position: absolute;
    top: 12px;
    transition: border-color 0.15s ease, transform 0.3s ease;
    width: calc(100% - 24px);
    z-index: 5;
}

.osd-viewer-container.empty .osd-empty-state {
    display: flex;
}

.osd-empty-state:hover,
.osd-viewer-container.drag-over .osd-empty-state {
    border-color: #454545;
}

.osd-empty-plus {
    color: #454545;
    cursor: pointer;
    font-family: 'Nunito Sans', sans-serif;
    font-size: 180px;
    font-weight: 200;
    line-height: 1;
    transition: color 0.15s ease, transform 0.3s ease;
    user-select: none;
}

.osd-empty-state:hover .osd-empty-plus,
.osd-viewer-container.drag-over .osd-empty-state .osd-empty-plus {
    color: #5e5e5e;
    transform: scale(1.1);
    transition: transform 0.3s ease;
}

.osd-empty-state:has(.osd-empty-plus:active) {
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

/* =============================================================================
   DRAG AND DROP OVERLAY - Shown when dragging file over viewer (with image)
   ============================================================================= */

.osd-viewer-container.drag-over {
    position: relative;
}

/* Drag overlay when there IS an image loaded (full overlay) */
.osd-viewer-container.drag-over:not(.empty)::after {
    align-items: center;
    background: #353535;
    border: 1px dashed #666;
    bottom: 0;
    box-shadow: 0px 3px 10px rgba(0, 0, 0, .1);
    color: #696969;
    content: '+';
    display: flex;
    font-family: 'Nunito Sans', sans-serif;
    font-size: 144px;
    font-weight: 300;
    justify-content: center;
    left: 0;
    pointer-events: none;
    position: absolute;
    right: 0;
    top: 0;
    z-index: 1000;
}

/* Transparent image background - checkerboard pattern */
.osd-viewer.transparent-bg {
    background-color: #fff;
    background-image:
        repeating-linear-gradient(45deg, #ccc 0 10px, transparent 10px 20px),
        repeating-linear-gradient(-45deg, #ccc 0 10px, transparent 10px 20px) !important;
    background-size: 20px 20px;
}

#osd-image-border {
    box-shadow: 0 0 8px 5px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    border: 1px solid #000;
    pointer-events: none;
}

/* Override OSD's default styles */
.osd-viewer .openseadragon-container {
    background: transparent !important;
}

/* =============================================================================
   VIEWER TOOLBAR
   ============================================================================= */

.osd-toolbar {
    align-items: center;
    background-color: #2f2f2f;
    box-sizing: border-box;
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    height: 42px;
    justify-content: space-between;
    max-width: 100%;
    min-width: 0;
    padding: 4px;
    width: 100%;
}

.osd-toolbar-group {
    align-items: center;
    display: flex;
    min-width: 0;
}

.osd-toolbar-left {
    flex: 0 0 auto;
    justify-content: flex-start;
    min-width: 0;
}

.osd-toolbar-right {
    flex: 0 0 auto;
    gap: 8px;
    justify-content: flex-end;
    min-width: 0;
}

.osd-toolbar-center {
    flex: 1 1 auto;
    justify-content: flex-start;

    /* critical */
    min-width: 0;
    overflow: hidden;

    /* make select + filename behave predictably */
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ICC select should stay content-sized */
.osd-toolbar-center .osd-profile-select {
    flex: 0 0 auto;
}

/* Filename span: takes remaining width and ellipsizes */
.osd-toolbar-center .osd-source-filename {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
    margin-left: 0;
}

/* Filename textarea: also takes remaining width when shown */
.osd-toolbar-center .osd-filename-textarea {
    flex: 1 1 auto;
    min-width: 0;
    max-width: 100%;
    box-sizing: border-box;
    margin-left: 0 !important;

    /* prevent weird fixed sizing */
    width: auto !important;

    resize: none;
    overflow: hidden;
}

.osd-toolbar-center .osd-filename-textarea:focus,
.osd-toolbar-center .osd-filename-textarea:focus-visible {
    background-color: white;
    border: none !important;
    box-shadow: 0 0 4px 2px #9ed7e0 !important;
    color: #353535 !important;
    outline: none;
}

.osd-profile-select,
.reuse-select {
    background-color: #424242;
    border-radius: 6px;
    border: none;
    box-sizing: border-box;
    color: #acacac;
    cursor: pointer;
    font-family: "Nunito Sans", Arial, Helvetica, sans-serif;
    font-size: 10px !important;
    height: 22px;
    padding-left: 6px;
    padding-right: 4px;
    text-decoration: none;
    width: auto;
}

.reuse-select:focus {
    border: none;
    box-shadow: 0 0 4px 2px #9ed7e0;
    color: #ccc;
    outline: none;
}

.osd-profile-select:hover {
    background-color: #555;
}

.osd-source-filename {
    color: #acacac;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 13px;
}

.osd-source-filename:empty {
    display: none;
}

.osd-btn {
    align-items: center;
    background: transparent;
    border: none;
    color: #999;
    cursor: pointer;
    display: inline-flex;
    justify-content: center;
    opacity: 0.85;
    padding: 4px;
    transition: opacity 0.15s ease;
}

#osd-clear-btn img,
#osd-psd-btn img {
    height: 20px;
    opacity: 0.63;
}

#osd-clear-btn:not(.osd-btn-disabled) img:hover,
#osd-psd-btn:not(.osd-btn-disabled) img:hover {
    filter: brightness(2.5);
    opacity: 1;
}

.osd-btn:not(.osd-btn-disabled):hover {
    color: #fff;
    opacity: 1;
}

.osd-btn:not(.osd-btn-disabled):active {
    transform: translateY(2px);
}

#static-controls {
    align-items: center;
    display: inline-flex;
    gap: 18px;
}

/* Reuse button rotation */
#osd-reuse-btn img {
    opacity: 0.65;
    transform: rotate(-90deg);
}

#osd-reuse-btn:not(.osd-btn-disabled) img:hover {
    cursor: pointer;
    filter: brightness(2);
}

#osd-reuse-btn:not(.osd-btn-disabled) img:active {
    transform: rotate(-90deg) translateX(-2px);
}

#osd-reuse-btn.osd-btn-disabled img {
    cursor: not-allowed;
}

/* Active state for toggle buttons */
.osd-btn-active {
    opacity: 1;
}

.osd-btn-active img {
    filter: brightness(150%);
}

.osd-btn-disabled {
    cursor: not-allowed;
    opacity: 0.4;
}

.osd-btn-disabled:hover {
    color: #999999;
    opacity: 0.4;
}

.osd-btn svg {
    flex-shrink: 0;
}

.osd-btn-disabled:active {
    transform: none;
}

/* Hidden button - completely invisible until needed */
.osd-btn-hidden {
    display: none !important;
}

/* Undo merge button - highlight when visible */
#osd-undo-merge-btn {
    color: #4de7ff;
}

#osd-undo-merge-btn:hover {
    color: #fff;
}

/* Redo merge button - same amber styling */
#osd-redo-merge-btn {
    color: #4de7ff;
}

#osd-redo-merge-btn:hover {
    color: #fff;
}

/* Download link wrapper - inline display with other buttons */
#osd-download-link {
    display: inline-flex;
    text-decoration: none;
}

#osd-download-link.osd-link-disabled {
    pointer-events: none;
}

.osd-zoom-display {
    color: #888;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 18px;
    min-width: 50px;
    margin-left: 12px;
    margin-right: 4px;
    padding: 0 8px;
    text-align: center;
}

.osd-zoom-input {
    background: #2a2a2a;
    border-radius: 3px !important;
    border: 1px solid #666 !important;
    color: #acacac !important;
    font-size: 12px !important;
    margin-left: 12px;
    margin-right: 6px;
    padding: 2px 4px !important;
    text-align: center;
    width: 48px !important;
}

/* =============================================================================
   CROP MODAL
   ============================================================================= */

.crop-modal {
    display: none;
    font-family: 'Nunito Sans', sans-serif;
    inset: 0;
    position: fixed;
    z-index: 10000;
}

.crop-modal.open {
    display: block;
}

.crop-modal-backdrop {
    backdrop-filter: blur(4px);
    background: rgba(0, 0, 0, 0.75);
    inset: 0;
    position: absolute;
}

.crop-modal-dialog {
    background: #404040;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    margin: 5vh auto;
    max-height: 90vh;
    max-width: 90vw;
    overflow: hidden;
    position: relative;
    width: 900px;
}

/* Modal Header */
.crop-modal-header {
    align-items: center;
    background: #383838;
    border-bottom: 1px solid #4a4a4a;
    display: flex;
    justify-content: space-between;
    padding: 14px 18px;
}

.crop-modal-title {
    color: #ddd;
    font-family: 'Federo', Arial, sans-serif;
    font-size: 18px;
    font-weight: 400;
}

.crop-modal-close {
    background: none;
    border: none;
    color: #888;
    cursor: pointer;
    font-size: 24px;
    line-height: 1;
    padding: 0 4px;
    transition: color 0.15s;
}

.crop-modal-close:hover {
    color: #fff;
}

/* Modal Body */
.crop-modal-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 12px;
    min-height: 0;
    overflow: hidden;
    padding: 16px;
}

.crop-image-container {
    align-items: center;
    background: #333;
    border-radius: 4px;
    display: flex;
    flex: 1;
    justify-content: center;
    max-height: calc(90vh - 200px);
    min-height: 300px;
    overflow: hidden;
}

.crop-image-container img {
    display: block;
    max-height: 100%;
    max-width: 100%;
}

.crop-info {
    padding: 8px;
    text-align: center;
}

#crop-dimensions {
    color: #999999;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 16px;
}

/* Modal Footer */
.crop-modal-footer {
    align-items: flex-start;
    background: #383838;
    border-top: 1px solid #4a4a4a;
    display: flex;
    gap: 16px;
    justify-content: space-between;
    padding: 14px 18px;
}

/* Crop action options (radio buttons) */
.crop-options {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.crop-option {
    align-items: flex-start;
    cursor: pointer;
    display: flex;
    gap: 8px;
    padding: 4px 0;
}

.crop-option input[type="radio"] {
    accent-color: #9ed7e0;
    cursor: pointer;
    flex-shrink: 0;
    height: 16px;
    margin-top: 2px;
    width: 16px;
}

.crop-option-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.crop-option-label {
    color: #ccc;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 13px;
    font-weight: 600;
}

.crop-option-desc {
    color: #888;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 11px;
}

.crop-option:hover .crop-option-label {
    color: #fff;
}

.crop-option input[type="radio"]:checked ~ .crop-option-text .crop-option-label {
    color: #9ed7e0;
}

/* Disabled crop option (e.g., no input targets available) */
.crop-option.crop-option-disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

.crop-option.crop-option-disabled:hover .crop-option-label {
    color: #ccc;
}

.crop-option.crop-option-disabled input[type="radio"] {
    cursor: not-allowed;
}

/* Crop target selector (shown when 2+ image input fields exist) */
.crop-target-selector {
    border-left: 2px solid #555;
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 8px;
    padding-left: 10px;
}

.crop-target-heading {
    color: #888;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 11px;
    letter-spacing: 0.02em;
    margin-bottom: 2px;
    text-transform: uppercase;
}

.crop-target-option {
    align-items: center;
    cursor: pointer;
    display: flex;
    gap: 6px;
    padding: 2px 0;
}

.crop-target-option input[type="radio"] {
    accent-color: #9ed7e0;
    cursor: pointer;
    flex-shrink: 0;
    height: 14px;
    width: 14px;
}

.crop-target-name {
    color: #aaa;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 12px;
}

.crop-target-option:hover .crop-target-name {
    color: #fff;
}

.crop-target-option input[type="radio"]:checked ~ .crop-target-name {
    color: #9ed7e0;
}

.crop-buttons {
    align-items: flex-end;
    display: flex;
    flex-shrink: 0;
    gap: 8px;
}

.crop-btn {
    background-color: #5d5d5d;
    border-radius: 6px;
    border: 1px solid #666;
    box-shadow: none;
    color: #bdbdbd;
    cursor: pointer;
    display: inline-block;
    font-family: 'Nunito Sans', Arial, Helvetica, sans-serif;
    font-size: 14px;
    margin: 0px 2px;
    min-width: 75px;
    padding: 6px 12px;
    text-align: center;
    text-decoration: none;
    vertical-align: middle;
}

.crop-btn:hover, #osd-crop-btn img:hover {
    opacity: 1;
    filter: brightness(2);
}

.crop-btn:active {
    transform: translateY(2px);
}

#osd-crop-btn img {
    opacity: 0.6;
}

#osd-crop-btn.osd-btn-disabled img {
    opacity: 0.5;
}

/* Prevent body scroll when modal open */
body.crop-modal-open {
    overflow: hidden;
}

/* =============================================================================
   CROPPER.JS THEME OVERRIDES
   ============================================================================= */

/* Darken the cropper overlay */
.cropper-modal {
    background-color: rgba(0, 0, 0, 0.6);
}

/* Crop box styling */
.cropper-view-box {
    outline: 2px solid #9ed7e0;
    outline-color: rgba(158, 215, 224, 0.85);
}

.cropper-line {
    background-color: #9ed7e0;
}

.cropper-point {
    background-color: #9ed7e0;
    height: 8px;
    width: 8px;
}

.cropper-point.point-se {
    width: 10px;
    height: 10px;
}

/* Dashed guides */
.cropper-dashed {
    border-color: rgba(158, 215, 224, 0.5);
}

/* Center crosshair */
.cropper-center {
    opacity: 0.5;
}

.cropper-center::before,
.cropper-center::after {
    background-color: #9ed7e0;
}

/* Face indicator (if used) */
.cropper-face {
    background-color: transparent;
}

/* =============================================================================
   CROP REGION OVERLAY (hover feedback on thumbnails)
   ============================================================================= */

.crop-region-overlay {
    box-sizing: border-box;
    pointer-events: none;

    /* Marching ants pattern */
    background:
        linear-gradient(90deg, #000 50%, #fff 50%) top,
        linear-gradient(90deg, #fff 50%, #000 50%) bottom,
        linear-gradient(0deg, #fff 50%, #000 50%) left,
        linear-gradient(0deg, #000 50%, #fff 50%) right;
    background-size: 8px 2px, 8px 2px, 2px 8px, 2px 8px;
    background-repeat: repeat-x, repeat-x, repeat-y, repeat-y;
    background-position: 0 0, 0 100%, 0 0, 100% 0;

    animation: marching-ants 0.4s linear infinite;
}

@keyframes marching-ants {
    to {
        background-position: 8px 0, -8px 100%, 0 -8px, 100% 8px;
    }
}

/* =============================================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================================= */

@media (max-width: 768px) {
    .crop-modal-dialog {
        margin: 2.5vh auto;
        max-height: 95vh;
        max-width: none;
        width: 95vw;
    }

    .crop-modal-footer {
        flex-direction: column;
        gap: 12px;
    }

    .crop-buttons {
        justify-content: center;
        width: 100%;
    }

    .osd-toolbar {
        flex-wrap: wrap;
    }
}

/* =============================================================================
   LEGACY IMAGE HIDING (when viewer is active)
   ============================================================================= */

.osd-viewer-container:not([style*="display: none"]) ~ #generatedImage,
.osd-viewer-container.active ~ #generatedImage {
    display: none !important;
}

/* =============================================================================
   MERGE TOGGLE (checkbox row below file input)
   ============================================================================= */

/* =============================================================================
   MERGE TOGGLE - INLINE DESIGN
   ============================================================================= */

/* Inline merge toggle sits within the file-info-container */
.merge-toggle-inline {
    align-items: center;
    cursor: pointer;
    display: inline-flex;
    margin-top: 4px;
}

.merge-toggle-inline .merge-toggle-checkbox {
    cursor: pointer;
    height: 13px;
    margin: 0 6px 0 2px;
    width: 13px;
}

.merge-toggle-inline .merge-toggle-label {
    color: #9f9f9f;
    cursor: help;
    display: inline-block;
    font-family: "Nunito Sans";
    font-size: 11px;
}

/* Multifile row adjustments for merge toggle */
.multifile-row .merge-toggle-inline {
    margin-top: 2px;
}

.multifile-row .merge-toggle-inline .merge-toggle-label {
    font-size: 10px;
    max-width: 100px;
}

/* Named image entry adjustments */
.named-image-entry .merge-toggle-inline .merge-toggle-label {
    font-size: 10px;
}

/* =============================================================================
   MERGE TOGGLE - LEGACY ROW DESIGN (deprecated, kept for backward compatibility)
   ============================================================================= */

.merge-toggle-row {
    border-bottom: 1px solid hsl(0deg 0% 29.8% / 48%);
    margin-bottom: 18px;
    padding-bottom: 10px;
    width: 256px;
    margin-left: 132px;
}

/* Styles when merge toggle is on for a field - legacy */
.field-group.has-merge-toggle {
    margin-bottom: 0;
}

.field-group.has-merge-toggle div.file-input-wrapper {
    border-bottom: none;
    padding-bottom: 9px;
}

.merge-toggle {
    align-items: center;
    cursor: pointer;
    display: inline-flex;
}

#merge-toggle-checkbox {
    margin-right: 12px;
}

.merge-toggle-label {
    color: #9f9f9f;
    cursor: help;
    display: inline-block;
    font-family: "Nunito Sans";
    font-size: 12px;
}


/* =============================================================================
   COLLAPSIBLE FORM PANEL
   ============================================================================= */

/* Smooth transitions for form container */
.form-container {
    transition: min-width 0.3s ease, max-width 0.3s ease, width 0.3s ease;
    position: relative;
}

/* Collapsed state for form container */
.form-container.collapsed {
    max-width: 48px !important;
    min-width: 48px !important;
    overflow: hidden;
    width: 48px !important;
}

/* Hide form content when collapsed */
.form-container.collapsed form,
.form-container.collapsed #langselect {
    display: none !important;
}

/* Collapsed panel layout */
.form-container.collapsed #main-title {
    align-items: center;
    display: flex;
    flex-direction: column;
    height: auto;
    justify-content: flex-start;
    padding: 24px 0;
}

/* Hide the title text but keep the owl */
.form-container.collapsed #main-title-text {
    font-size: 0;
    line-height: 0;
}

.form-container.collapsed .titleimg {
    height: 32px !important;
    margin-right: -2px;
    margin-top: -24px;
    padding-right: 0px;
    width: 32px !important;
}

/* Collapsed controls - only visible when panel is collapsed */
.collapsed-controls {
    display: none;
    flex-direction: column;
    gap: 8px;
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.form-container.collapsed .collapsed-controls {
    display: flex;
}

.collapsed-btn {
    align-items: center;
    background: transparent;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    display: flex;
    height: 36px;
    justify-content: center;
    opacity: 0.43;
    transition: opacity 0.15s, background-color 0.15s;
    width: 36px;
}

.collapsed-btn:hover {
    opacity: 1;
}

.collapsed-btn.active {
    opacity: 1;
}

.collapsed-btn img {
    pointer-events: none;
    width: 24px;
    height: 24px;
}

.collapsed-controls {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    pointer-events: none;
}

.form-container.collapsed .collapsed-controls {
    display: flex;
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

/* Panel toggle button - normal state (in header row) */
#panel-toggle-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    flex-shrink: 0;
    opacity: 0.6;
    position: absolute;
    right: 16px;
    top: 26px;
    transition: opacity 0.2s;
}

#panel-toggle-btn:hover {
    opacity: 1;
    filter: brightness(1.5);
}

#panel-toggle-btn svg {
    display: block;
    stroke: #757575;
    transition: transform 0.3s ease;
}

/* In collapsed state, button goes below owl */
.form-container.collapsed #panel-toggle-btn {
    margin: 24px -12px 0 0;
}

/* Rotate chevron when collapsed (points right to expand) */
.form-container.collapsed #panel-toggle-btn svg {
    transform: rotate(180deg);
    margin-left: 8px;
    margin-right: 2px;
    margin-top: 21px;
}

/* Ensure results container expands to fill space */
.results-container {
    flex: 1;
    min-width: 0; /* Allow flex shrinking */
    transition: flex 0.3s ease;
}

/* =============================================================================
   OUTPUT PANEL - Multi-output thumbnail strip
   ============================================================================= */

.output-panel {
    background: #353535;
    border-radius: 24px;
    box-shadow: 0px 3px 10px rgba(0, 0, 0, .1);
    max-height: 0;
    margin-top: 12px;
    opacity: 0;
    overflow: hidden;
    transition: border-radius 0.4s ease,
                margin-top 0.4s ease,
                max-height 0.3s ease,
                opacity 0.2s ease,
                padding 0.3s ease,
                transform 0.4s ease;
}

.output-panel.visible {
    max-height: 140px;
    opacity: 1;
}

.output-panel.collapsed {
    max-height: 40px;
}

/* Panel header - always visible when panel is shown */
.output-panel-header {
    align-items: center;
    display: flex;
    padding: 12px 18px;
}

.output-panel-toggle {
    align-items: center;
    background: transparent;
    border: none;
    color: #888;
    cursor: pointer;
    display: flex;
    flex: 1;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 12px;
    gap: 8px;
    padding: 0;
    transition: color 0.15s;
}

.output-panel-toggle:hover {
    color: #ccc;
}

.output-panel-toggle svg {
    flex-shrink: 0;
    transition: transform 0.3s ease;
}

.output-panel.collapsed .output-panel-toggle svg {
    transform: rotate(-90deg);
}

.output-count {
    color: #acacac;
    font-weight: 500;
}

.output-count:hover {
    color: #fff;
}

/* Thumbnail strip */
.output-panel-body {
    overflow: hidden;
    padding: 0 20px 20px 20px;
}

.output-panel.collapsed .output-panel-body {
    display: none;
}

.output-thumbnails {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 4px 2px;
    scrollbar-width: thin;
    scrollbar-color: #555 #2a2a2a;
}

.output-thumbnails::-webkit-scrollbar {
    height: 6px;
}

.output-thumbnails::-webkit-scrollbar-track {
    background: #2a2a2a;
    border-radius: 3px;
}

.output-thumbnails::-webkit-scrollbar-thumb {
    background: #555;
    border-radius: 3px;
}

.output-thumbnails::-webkit-scrollbar-thumb:hover {
    background: #666;
}

/* Individual thumbnail */
.output-thumb {
    border-radius: 6px;
    border: 2px solid transparent;
    cursor: pointer;
    flex-shrink: 0;
    height: 72px;
    overflow: hidden;
    position: relative;
    transition: border-color 0.15s, transform 0.15s;
}

.output-thumb:hover {
    border-color: #555;
    transform: scale(1.03);
}

.output-thumb.active {
    border-color: #4CAF50;
}

.output-thumb img {
    display: block;
    height: 100%;
    object-fit: scale-down;
    width: auto;
}

/* Transparent image thumbnail background */
.output-thumb.has-transparency img {
    background-color: #fff;
    background-image:
        repeating-linear-gradient(45deg, #ccc 0 5px, transparent 5px 10px),
        repeating-linear-gradient(-45deg, #ccc 0 5px, transparent 5px 10px);
    background-size: 10px 10px;
}

/* Thumbnail index label */
.output-thumb-label {
    background: rgba(0, 0, 0, 0.7);
    border-radius: 3px;
    bottom: 4px;
    color: #ccc;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 10px;
    left: 4px;
    padding: 2px 6px;
    position: absolute;
}

/* Actions overlay - appears on hover */
.output-thumb-actions {
    background: rgba(0, 0, 0, 0.5);
    border-radius: 4px;
    opacity: 0;
    padding: 2px;
    position: absolute;
    right: 4px;
    top: 4px;
    transition: opacity 0.15s;
}

.output-thumb:hover .output-thumb-actions {
    opacity: 1;
}

.keep-checkmark {
    height: 10px;
    width: auto;
}

.output-thumb-actions button {
    align-items: center;
    border-radius: 4px;
    color: #fff;
    cursor: pointer;
    display: flex;
    font-family: 'Nunito Sans', Arial, sans-serif;
    font-size: 14px;
    font-weight: bold;
    height: 20px;
    justify-content: center;
    line-height: 1;
    opacity: 0.8;
    position: absolute;
    transition: opacity 0.15s, background-color 0.15s;
    white-space: nowrap;
    width: 20px;
    z-index: 2;
}

.thumb-delete {
    background: #d32f2f;
    border: 1px solid #ffffff80;
    right: -3px;
    top: -3px;
}

.thumb-commit {
    background: #22c55e;
    border: 1px solid #ffffff80;
    right: 18px;
    top: -3px;
}

.thumb-commit:hover, .thumb-delete:hover {
    opacity: 1;
}

.output-thumb-actions {
    display: flex;
    gap: 4px;
}

/* Download all, delete all links in header */
.output-download-all, .output-delete-all {
    color: #888;
    cursor: pointer;
    font-size: 11px;
    text-decoration: none;
    transition: color 0.15s;
}

.output-delete-all {
    margin-left: auto;
}

.output-download-all {
    margin-left: 18px;
}

.output-download-all:hover {
    color: #fff;
}

.output-delete-all:hover {
    color: #fff;
}

/* Maximize button in panel header */
.output-maximize-btn {
    align-items: center;
    background: transparent;
    border: none;
    color: #888;
    cursor: pointer;
    display: flex;
    margin-left: 18px;
    padding: 2px;
    transition: color 0.15s;
}

.output-maximize-btn:hover {
    color: #fff;
}

/* ── Maximized grid view ───────────────────────────────────────── */

@keyframes output-panel-expand {
    0% {
        opacity: 0.6;
        transform: scaleY(0.3);
    }
    100% {
        opacity: 1;
        transform: scaleY(1);
    }
}

@keyframes output-panel-contract {
    0% {
        opacity: 1;
        transform: scaleY(1);
    }
    100% {
        opacity: 0;
        transform: scaleY(0.3);
    }
}

.output-panel.maximized {
    animation: output-panel-expand 0.35s ease-out forwards;
    border-radius: 0px;
    bottom: 0;
    display: flex;
    flex-direction: column;
    left: 0;
    margin-top: 0;
    max-height: none;
    position: absolute;
    right: 0;
    top: 0;
    transform-origin: bottom center;
    z-index: 10;
}

.output-panel.maximized.maximized-closing {
    animation: output-panel-contract 0.3s ease-in forwards;
}

.output-panel.maximized .output-panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 0 20px 20px 20px;
}

.output-panel.maximized .output-thumbnails {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    justify-items: center;
    overflow-x: visible;
    padding: 4px 2px;
}

.output-panel.maximized .output-thumb {
    height: auto;
    max-height: 100%;
    width: 100%;
}

.output-panel.maximized .output-thumb img {
    aspect-ratio: auto;
    height: auto;
    max-height: 45vh;
    object-fit: contain;
    width: 100%;
}

/* ── Batch mode overlay states ─────────────────────────────────── */
/* Applied to .output-thumb elements by useBatch.js when batch items
   complete or fail. These supplement the existing thumbnail styles. */

.output-thumb.batch-polling {
    animation: batch-thumb-pulse 1.6s ease-in-out infinite;
}

.output-thumb.batch-polling img {
    opacity: 0.55;
}

@keyframes batch-thumb-pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(172, 172, 172, 0);
    }
    50% {
        box-shadow: 0 0 6px 2px rgba(172, 172, 172, 0.25);
    }
}

.output-thumb.batch-complete {
    border-color: #22c55e44;
}

.output-thumb.batch-error {
    border-color: #f8717166;
}

.output-thumb.batch-cancelled {
    opacity: 0.4;
}

.batch-error-overlay {
    align-items: center;
    background: rgba(248, 113, 113, 0.15);
    display: flex;
    height: 100%;
    justify-content: center;
    left: 0;
    pointer-events: none;
    position: absolute;
    top: 0;
    width: 100%;
}

.batch-error-icon {
    align-items: center;
    background: #f87171;
    border-radius: 50%;
    color: #fff;
    display: flex;
    font-size: 11px;
    font-weight: 700;
    height: 18px;
    justify-content: center;
    width: 18px;
}