/**
 * Standalone Qwiki - Image Gallery Extension Styles
 */

/* Main Gallery Modal Card */
.gallery-modal-card {
    max-width: 960px;
    width: 95%;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
}

/* Toolbar */
.gallery-toolbar {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.gallery-search-box {
    position: relative;
    flex: 1;
    min-width: 220px;
    display: flex;
    align-items: center;
}

.gallery-search-icon {
    position: absolute;
    left: 0.75rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    pointer-events: none;
}

.gallery-search-field {
    padding-left: 2.25rem !important;
    padding-right: 2rem !important;
    height: 38px;
    font-size: 0.9rem;
}

.gallery-clear-btn {
    position: absolute;
    right: 0.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    line-height: 1;
    padding: 0.25rem;
}

.gallery-toolbar-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

/* Dropzone */
.gallery-dropzone {
    border: 2px dashed var(--accent);
    border-radius: var(--radius-md);
    background: rgba(59, 130, 246, 0.05);
    margin-bottom: 1rem;
    padding: 1rem;
    text-align: center;
    transition: all var(--transition-fast);
    display: none;
}

.gallery-dropzone.active {
    display: block;
    background: rgba(59, 130, 246, 0.15);
}

.gallery-dropzone-content p {
    margin: 0.25rem 0 0 0;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Gallery Body & Scrollable Area */
.gallery-body {
    flex: 1;
    overflow-y: auto;
    min-height: 350px;
    padding-right: 0.25rem;
}

/* State Messages (Loading / Empty) */
.gallery-state-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 320px;
    color: var(--text-muted);
    text-align: center;
    gap: 0.5rem;
}

.gallery-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: gallery-spin 0.8s linear infinite;
}

@keyframes gallery-spin {
    to { transform: rotate(360deg); }
}

/* Image Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: 1rem;
}

/* Image Card */
.gallery-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
    position: relative;
}

.gallery-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
    border-color: var(--accent);
}

/* Card Thumbnail */
.gallery-card-thumb-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 4 / 3;
    background: repeating-conic-gradient(var(--bg-secondary) 0% 25%, var(--bg-primary) 0% 50%) 50% / 16px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: pointer;
}

.gallery-card-thumb {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transition: transform var(--transition-fast);
}

.gallery-card:hover .gallery-card-thumb {
    transform: scale(1.04);
}

/* Card Hover Quick-Actions Overlay */
.gallery-card-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(2px);
    opacity: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem;
    transition: opacity var(--transition-fast);
    pointer-events: none;
}

.gallery-card:hover .gallery-card-overlay {
    opacity: 1;
    pointer-events: auto;
}

.gallery-overlay-btn {
    width: 100%;
    max-width: 140px;
    font-size: 0.75rem !important;
    padding: 0.3rem 0.6rem !important;
    white-space: nowrap;
    justify-content: center;
}

/* Card Metadata / Footer */
.gallery-card-meta {
    padding: 0.6rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.gallery-card-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

.gallery-card-info {
    font-size: 0.72rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gallery-card-actions {
    display: flex;
    gap: 0.25rem;
    margin-top: 0.4rem;
    padding-top: 0.4rem;
    border-top: 1px solid var(--border-color);
}

.gallery-card-actions .btn {
    flex: 1;
    font-size: 0.7rem;
    padding: 0.25rem 0.4rem;
    text-align: center;
}

.gallery-btn-delete {
    flex: 0 0 auto !important;
    color: #ef4444 !important;
}

.gallery-btn-delete:hover {
    background-color: rgba(239, 68, 68, 0.15) !important;
    border-color: #ef4444 !important;
}

/* Deletion Confirmation Modal */
.gallery-delete-card {
    max-width: 540px;
    width: 90%;
    padding: 1.5rem;
}

.gallery-delete-target-preview {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    margin-bottom: 1rem;
}

.gallery-delete-target-preview img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
}

.gallery-delete-target-meta {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.gallery-truncate {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Warning Box for In-Use Images */
.gallery-warning-box {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid #f59e0b;
    border-left: 4px solid #f59e0b;
    border-radius: var(--radius-sm);
    padding: 1rem;
    margin-bottom: 1rem;
}

.gallery-warning-badge {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    color: #f59e0b;
    margin-bottom: 0.75rem;
}

.gallery-warning-badge strong {
    color: #f59e0b;
    font-size: 0.95rem;
}

.gallery-warning-box p {
    color: var(--text-primary);
}

.gallery-used-doc-list {
    max-height: 180px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-top: 0.75rem;
    padding-right: 0.25rem;
}

.gallery-used-doc-item {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 0.5rem 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.gallery-used-doc-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    font-weight: 600;
}

.gallery-used-doc-file {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: monospace;
}

.gallery-used-doc-snippet {
    font-size: 0.75rem;
    font-family: monospace;
    background: var(--bg-secondary);
    padding: 0.2rem 0.4rem;
    border-radius: 3px;
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.gallery-safe-box {
    padding: 0.5rem 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Preview / Inspector Modal */
.gallery-preview-card {
    max-width: 750px;
    width: 90%;
    padding: 1.5rem;
}

.gallery-preview-body {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.gallery-preview-image-wrap {
    width: 100%;
    max-height: 380px;
    background: repeating-conic-gradient(var(--bg-secondary) 0% 25%, var(--bg-primary) 0% 50%) 50% / 20px 20px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 0.5rem;
}

.gallery-preview-image-wrap img {
    max-width: 100%;
    max-height: 360px;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

.gallery-preview-meta-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    align-items: center;
}

.gallery-meta-tag {
    font-size: 0.75rem;
    padding: 0.15rem 0.5rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 9999px;
    color: var(--text-secondary);
}

.gallery-code-input {
    font-family: monospace !important;
    font-size: 0.8rem !important;
    background: var(--bg-primary) !important;
}

/* Helper text & animations */
.btn-copied {
    background-color: #10b981 !important;
    color: #ffffff !important;
    border-color: #10b981 !important;
}

/* Article Editor Active Banner */
.gallery-editor-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.6rem 0.9rem;
    margin-bottom: 1rem;
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(99, 102, 241, 0.35);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.gallery-editor-banner-text {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.gallery-editor-banner-icon {
    font-size: 1.15rem;
    line-height: 1;
}

.gallery-mode-badge {
    font-size: 0.72rem;
    padding: 0.2rem 0.55rem;
    border-radius: 4px;
    white-space: nowrap;
    background: var(--accent);
    color: #ffffff;
    font-weight: 600;
}

/* Card Select Buttons */
.gallery-btn-select {
    font-weight: 600;
    padding: 0.25rem 0.6rem;
}

.gallery-overlay-btn.btn-overlay-select {
    background: var(--accent) !important;
    color: #ffffff !important;
    border: 1px solid var(--accent) !important;
    font-weight: 600;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

.gallery-overlay-btn.btn-overlay-select:hover {
    background: var(--accent-hover, #2563eb) !important;
}

/* Toast UI Toolbar custom gallery button */
.toastui-editor-toolbar-icons.gallery-editor-toolbar-btn {
    width: 28px;
    height: 28px;
    border-radius: 3px;
    font-size: 15px;
}

.toastui-editor-toolbar-icons.gallery-editor-toolbar-btn:hover {
    background-color: var(--bg-hover, rgba(0, 0, 0, 0.05));
}