/* License Plate Enhancement Feature Styles */

/* Context Menu */
.plate-enhancer-context-menu {
    position: fixed;
    background: var(--bg-secondary, #2d2d2d);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 8px;
    padding: 4px 0;
    min-width: 180px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    font-size: 14px;
}

.plate-enhancer-context-menu-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    cursor: pointer;
    color: var(--text-primary, #e0e0e0);
    transition: background-color 0.15s;
}

.plate-enhancer-context-menu-item:hover {
    background: var(--bg-hover, #3a3a3a);
}

.plate-enhancer-context-menu-item svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
    opacity: 0.8;
}

/* Selection Overlay */
.plate-enhancer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    cursor: crosshair;
    z-index: 100;
}

.plate-enhancer-instruction {
    position: absolute;
    top: 70px;
    left: 10px;
    right: 10px;
    margin: 0 auto;
    transform: none;
    background: rgba(0, 0, 0, 0.95);
    border: 2px solid var(--accent-color, #4a9eff);
    color: #fff;
    padding: 16px;
    border-radius: 12px;
    font-size: 13px;
    text-align: left;
    z-index: 10001;
    width: auto;
    max-width: 400px;
    line-height: 1.4;
    pointer-events: none; /* Allow clicks to pass through to video */
    animation: fade-in-left 0.4s ease, glow-pulse 2s ease-in-out infinite;
    box-shadow:
        0 0 20px rgba(74, 158, 255, 0.4),
        0 0 40px rgba(74, 158, 255, 0.2),
        0 8px 32px rgba(0, 0, 0, 0.5);
    box-sizing: border-box;
}

@keyframes fade-in-left {
    from {
        opacity: 0;
        transform: translateX(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateX(0) scale(1);
    }
}

@keyframes glow-pulse {
    0%, 100% {
        box-shadow:
            0 0 20px rgba(74, 158, 255, 0.4),
            0 0 40px rgba(74, 158, 255, 0.2),
            0 8px 32px rgba(0, 0, 0, 0.5);
        border-color: var(--accent-color, #4a9eff);
    }
    50% {
        box-shadow:
            0 0 30px rgba(74, 158, 255, 0.6),
            0 0 60px rgba(74, 158, 255, 0.3),
            0 8px 32px rgba(0, 0, 0, 0.5);
        border-color: #6ab0ff;
    }
}

.plate-enhancer-instruction .instruction-icon {
    font-size: 20px;
    margin-right: 8px;
    display: inline;
}

.plate-enhancer-instruction .instruction-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--accent-color, #4a9eff);
    margin-bottom: 8px;
    display: inline;
}

.plate-enhancer-instruction .instruction-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin: 12px 0;
}

.plate-enhancer-instruction .instruction-step {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 12px;
    color: var(--text-secondary, #ccc);
    line-height: 1.4;
}

.plate-enhancer-instruction .step-num {
    background: var(--accent-color, #4a9eff);
    color: #000;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    flex-shrink: 0;
}

.plate-enhancer-instruction .instruction-keys {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 4px 12px;
    font-size: 11px;
    color: var(--text-muted, #999);
    margin-top: 6px;
    text-align: center;
}

.plate-enhancer-instruction .instruction-keys .key-separator {
    display: none; /* Hidden - gap provides visual separation */
}

.plate-enhancer-instruction kbd {
    background: rgba(255, 255, 255, 0.15);
    padding: 3px 8px;
    border-radius: 4px;
    font-family: var(--font-mono, monospace);
    font-size: 11px;
    margin: 0 2px;
    border: 1px solid rgba(255,255,255,0.2);
}

/* Auto-Detect Button */
.plate-enhancer-instruction .instruction-auto-detect {
    margin: 12px 0;
    padding: 10px;
    background: rgba(74, 158, 255, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(74, 158, 255, 0.3);
    pointer-events: auto; /* Allow button clicks */
}

.plate-enhancer-instruction .auto-detect-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 10px 16px;
    background: linear-gradient(135deg, var(--accent-color, #4a9eff), #3d8ce8);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(74, 158, 255, 0.3);
}

.plate-enhancer-instruction .auto-detect-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #5aa8ff, #4a9eff);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(74, 158, 255, 0.4);
}

.plate-enhancer-instruction .auto-detect-btn:active:not(:disabled) {
    transform: translateY(0);
}

.plate-enhancer-instruction .auto-detect-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.plate-enhancer-instruction .auto-detect-btn svg {
    flex-shrink: 0;
}

.plate-enhancer-instruction .auto-detect-btn .spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.plate-enhancer-instruction .auto-detect-hint {
    display: block;
    text-align: center;
    font-size: 10px;
    color: var(--text-muted, #888);
    margin-top: 6px;
}

/* Selection Box */
.plate-enhancer-selection {
    position: absolute;
    border: 2px solid var(--accent-color, #4a9eff);
    background: rgba(74, 158, 255, 0.15);
    pointer-events: auto;
    cursor: move;
    z-index: 102;
}

.plate-enhancer-selection.confirmed {
    border-color: #4caf50;
    background: rgba(76, 175, 80, 0.15);
}

/* Resize Handles */
.plate-enhancer-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-color, #4a9eff);
    border: 2px solid #fff;
    border-radius: 2px;
    pointer-events: auto;
    z-index: 103;
}

.plate-enhancer-handle.nw { top: -6px; left: -6px; cursor: nw-resize; }
.plate-enhancer-handle.ne { top: -6px; right: -6px; cursor: ne-resize; }
.plate-enhancer-handle.sw { bottom: -6px; left: -6px; cursor: sw-resize; }
.plate-enhancer-handle.se { bottom: -6px; right: -6px; cursor: se-resize; }

/* Camera Label on Selection */
.plate-enhancer-camera-label {
    position: absolute;
    bottom: -24px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color, #4a9eff);
    color: #fff;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

/* Size Indicator on Selection */
.plate-enhancer-size-indicator {
    position: absolute;
    top: -24px;
    right: 0;
    background: rgba(0, 0, 0, 0.7);
    color: #fff;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    font-family: monospace;
    white-space: nowrap;
    pointer-events: none;
}

.plate-enhancer-size-indicator.warning {
    background: rgba(255, 165, 0, 0.9);
    color: #000;
}

.plate-enhancer-size-indicator.critical {
    background: rgba(255, 68, 68, 0.95);
    color: #fff;
    animation: size-pulse 1s ease-in-out infinite;
}

@keyframes size-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Time Range Dialog */
.plate-enhancer-dialog {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-secondary, #2d2d2d);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 12px;
    padding: 24px;
    min-width: 320px;
    max-width: 90vw;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    z-index: 10001;
}

.plate-enhancer-dialog-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 10000;
}

.plate-enhancer-dialog h3 {
    margin: 0 0 16px;
    color: var(--text-primary, #e0e0e0);
    font-size: 18px;
}

.plate-enhancer-dialog p {
    margin: 0 0 16px;
    color: var(--text-secondary, #888);
    font-size: 14px;
}

.plate-enhancer-time-presets {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

/* IN/OUT Marks Info */
.plate-enhancer-marks-info {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.plate-enhancer-mark-badge {
    background: var(--bg-tertiary, #1a1a1a);
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-primary, #e0e0e0);
    font-family: monospace;
}

.plate-enhancer-preset-btn {
    flex: 1;
    padding: 12px 16px;
    background: var(--bg-tertiary, #1a1a1a);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 8px;
    color: var(--text-primary, #e0e0e0);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.plate-enhancer-preset-btn .preset-hint {
    font-size: 10px;
    color: var(--text-muted, #666);
    font-weight: normal;
}

.plate-enhancer-preset-btn:hover {
    background: var(--bg-hover, #3a3a3a);
    border-color: var(--accent-color, #4a9eff);
}

.plate-enhancer-preset-btn.selected {
    background: var(--accent-color, #4a9eff);
    border-color: var(--accent-color, #4a9eff);
    color: #fff;
}

.plate-enhancer-preset-btn.selected .preset-hint {
    color: rgba(255,255,255,0.8);
}

/* Dialog sections */
.plate-enhancer-section {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color, #3a3a3a);
}

.plate-enhancer-section:last-of-type {
    border-bottom: none;
    margin-bottom: 16px;
}

.plate-enhancer-section-header {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary, #e0e0e0);
    margin-bottom: 8px;
}

.plate-enhancer-help-text {
    font-size: 12px;
    color: var(--text-muted, #888);
    margin-bottom: 12px !important;
}

.plate-enhancer-tip {
    font-size: 11px;
    color: var(--text-muted, #666);
    margin-top: 10px !important;
    margin-bottom: 0 !important;
    padding: 8px;
    background: rgba(74, 158, 255, 0.1);
    border-radius: 4px;
}

.plate-enhancer-option-desc {
    font-size: 11px;
    color: var(--text-muted, #666);
    margin: 4px 0 0 26px !important;
}

/* Duration warnings */
.plate-enhancer-warning {
    margin-top: 12px;
    padding: 10px 12px;
    background: rgba(255, 193, 7, 0.15);
    border: 1px solid rgba(255, 193, 7, 0.3);
    border-radius: 6px;
    font-size: 12px;
    color: #ffc107;
    line-height: 1.4;
}

.plate-enhancer-warning-severe {
    background: rgba(220, 53, 69, 0.15);
    border-color: rgba(220, 53, 69, 0.3);
    color: #ff6b6b;
}

/* Options (Checkboxes) */
.plate-enhancer-options {
    margin-bottom: 16px;
    padding: 12px;
    background: var(--bg-tertiary, #1a1a1a);
    border-radius: 8px;
}

.plate-enhancer-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: var(--text-primary, #e0e0e0);
    font-size: 14px;
}

.plate-enhancer-checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent-color, #4a9eff);
    cursor: pointer;
}

.plate-enhancer-option-hint {
    color: var(--text-secondary, #888);
    font-size: 12px;
    margin-left: auto;
}

/* Upscale Options */
.plate-enhancer-upscale-options {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 10px;
    padding-left: 28px;
}

.plate-enhancer-option-label {
    color: var(--text-secondary, #888);
    font-size: 13px;
}

.plate-enhancer-scale-btns {
    display: flex;
    gap: 6px;
}

.plate-enhancer-scale-btn {
    padding: 6px 14px;
    background: var(--bg-tertiary, #1a1a1a);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 6px;
    color: var(--text-primary, #e0e0e0);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s;
}

.plate-enhancer-scale-btn:hover {
    border-color: var(--accent-color, #4a9eff);
}

.plate-enhancer-scale-btn.selected {
    background: var(--accent-color, #4a9eff);
    border-color: var(--accent-color, #4a9eff);
    color: #fff;
}

.plate-enhancer-dialog-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 20px;
}

.plate-enhancer-btn {
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.15s;
}

.plate-enhancer-btn-secondary {
    background: transparent;
    border: 1px solid var(--border-color, #3a3a3a);
    color: var(--text-primary, #e0e0e0);
}

.plate-enhancer-btn-secondary:hover {
    background: var(--bg-hover, #3a3a3a);
}

.plate-enhancer-btn-primary {
    background: var(--accent-color, #4a9eff);
    border: 1px solid var(--accent-color, #4a9eff);
    color: #fff;
}

.plate-enhancer-btn-primary:hover {
    background: #3a8eef;
}

.plate-enhancer-btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Progress Modal */
.plate-enhancer-progress {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-secondary, #2d2d2d);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 12px;
    padding: 32px;
    min-width: 400px;
    max-width: 90vw;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    z-index: 10001;
    text-align: center;
}

.plate-enhancer-progress h3 {
    margin: 0 0 8px;
    color: var(--text-primary, #e0e0e0);
    font-size: 18px;
}

.plate-enhancer-progress-status {
    color: var(--text-secondary, #888);
    font-size: 14px;
    margin-bottom: 20px;
}

.plate-enhancer-progress-bar {
    height: 8px;
    background: var(--bg-tertiary, #1a1a1a);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.plate-enhancer-progress-fill {
    height: 100%;
    background: var(--accent-color, #4a9eff);
    border-radius: 4px;
    transition: width 0.2s ease-out;
}

.plate-enhancer-progress-percent {
    color: var(--text-secondary, #888);
    font-size: 13px;
}

.plate-enhancer-progress-cancel {
    margin-top: 20px;
}

/* Results Modal - Centered in main window */
.plate-enhancer-results {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-secondary, #2d2d2d);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 12px;
    padding: 24px;
    width: 90vw;
    max-width: 800px;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    z-index: 10001;

    /* Themed scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb, #555) var(--scrollbar-track, #2a2a2a);
}

.plate-enhancer-results::-webkit-scrollbar {
    width: 8px;
}

.plate-enhancer-results::-webkit-scrollbar-track {
    background: var(--scrollbar-track, #2a2a2a);
    border-radius: 4px;
}

.plate-enhancer-results::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb, #555);
    border-radius: 4px;
}

.plate-enhancer-results::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover, #666);
}

.plate-enhancer-results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.plate-enhancer-results-header h3 {
    margin: 0;
    color: var(--text-primary, #e0e0e0);
    font-size: 18px;
}

.plate-enhancer-close-btn {
    background: none;
    border: none;
    color: var(--text-secondary, #888);
    cursor: pointer;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.plate-enhancer-close-btn:hover {
    color: var(--text-primary, #e0e0e0);
}

/* Main Preview */
.plate-enhancer-main-preview {
    background: var(--bg-tertiary, #1a1a1a);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
    text-align: center;
}

.plate-enhancer-main-preview img {
    max-width: 100%;
    max-height: 300px;
    border-radius: 4px;
    image-rendering: pixelated; /* Keep pixels sharp when enlarged */
}

.plate-enhancer-main-preview-label {
    margin-top: 12px;
    color: var(--text-secondary, #888);
    font-size: 13px;
}

/* Thumbnails Grid */
.plate-enhancer-thumbnails-label {
    color: var(--text-secondary, #888);
    font-size: 13px;
    margin-bottom: 12px;
}

.plate-enhancer-thumbnails {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding-bottom: 8px;
    margin-bottom: 20px;

    /* Themed scrollbar */
    scrollbar-width: thin;
    scrollbar-color: var(--scrollbar-thumb, #555) var(--scrollbar-track, #2a2a2a);
}

.plate-enhancer-thumbnails::-webkit-scrollbar {
    height: 8px;
}

.plate-enhancer-thumbnails::-webkit-scrollbar-track {
    background: var(--scrollbar-track, #2a2a2a);
    border-radius: 4px;
}

.plate-enhancer-thumbnails::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb, #555);
    border-radius: 4px;
}

.plate-enhancer-thumbnails::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover, #666);
}

.plate-enhancer-thumbnail {
    flex-shrink: 0;
    width: 120px;
    cursor: pointer;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.15s;
    background: var(--bg-tertiary, #1a1a1a);
}

.plate-enhancer-thumbnail:hover {
    border-color: var(--accent-color, #4a9eff);
}

.plate-enhancer-thumbnail.selected {
    border-color: var(--accent-color, #4a9eff);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.3);
}

.plate-enhancer-thumbnail img {
    width: 100%;
    height: 80px;
    object-fit: contain;
    background: #000;
    image-rendering: pixelated;
}

.plate-enhancer-thumbnail-info {
    padding: 8px;
    text-align: center;
}

.plate-enhancer-thumbnail-rank {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary, #e0e0e0);
}

.plate-enhancer-thumbnail-camera {
    font-size: 11px;
    color: var(--text-secondary, #888);
    margin-top: 2px;
}

/* Combined Result Badge */
.plate-enhancer-thumbnail.combined .plate-enhancer-thumbnail-rank {
    color: var(--accent-color, #4a9eff);
}

/* Upscaled Result Badge */
.plate-enhancer-thumbnail.upscaled .plate-enhancer-thumbnail-rank {
    color: #9c27b0;
}

.plate-enhancer-thumbnail.upscaled {
    border-color: rgba(156, 39, 176, 0.3);
}

/* Results Actions */
.plate-enhancer-results-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    position: relative;
    z-index: 20; /* Above crop overlay (z-index: 10) */
}

/* Loading Indicator for OpenCV */
.plate-enhancer-loading-opencv {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-secondary, #2d2d2d);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    z-index: 10002;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.plate-enhancer-loading-opencv .spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--bg-tertiary, #1a1a1a);
    border-top-color: var(--accent-color, #4a9eff);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

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

.plate-enhancer-loading-opencv p {
    margin: 0;
    color: var(--text-primary, #e0e0e0);
    font-size: 14px;
}

/* Error State */
.plate-enhancer-error {
    background: rgba(244, 67, 54, 0.1);
    border: 1px solid rgba(244, 67, 54, 0.3);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 20px;
    color: #f44336;
    font-size: 14px;
}

/* OCR Section */
.plate-enhancer-ocr-section {
    background: var(--bg-tertiary, #1a1a1a);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
}

.plate-enhancer-ocr-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.plate-enhancer-ocr-label {
    color: var(--text-secondary, #888);
    font-size: 13px;
}

.plate-enhancer-ocr-status {
    color: var(--text-secondary, #888);
    font-size: 12px;
}

.plate-enhancer-ocr-result {
    display: flex;
    align-items: center;
    gap: 12px;
}

.plate-enhancer-ocr-text {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-primary, #e0e0e0);
}

.plate-enhancer-ocr-copy {
    background: none;
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 4px;
    padding: 6px;
    cursor: pointer;
    color: var(--text-secondary, #888);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
}

.plate-enhancer-ocr-copy:hover {
    border-color: var(--accent-color, #4a9eff);
    color: var(--accent-color, #4a9eff);
}

.plate-enhancer-ocr-progress {
    margin: 8px 0;
    background: var(--bg-primary, #1a1a1a);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    height: 24px;
}

.plate-enhancer-ocr-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color, #4a9eff), #00d4ff);
    width: 0%;
    transition: width 0.3s ease;
}

.plate-enhancer-ocr-progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 11px;
    color: var(--text-primary, #e0e0e0);
    white-space: nowrap;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.plate-enhancer-ocr-disclaimer {
    margin-top: 8px;
    font-size: 11px;
    color: var(--text-muted, #666);
    font-style: italic;
}

/* Frame Selection Controls */
.plate-enhancer-frame-selection {
    background: var(--bg-tertiary, #1a1a1a);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 12px;
}

.plate-enhancer-frame-selection-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.plate-enhancer-frame-selection-icon {
    font-size: 18px;
}

.plate-enhancer-frame-selection-label {
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary, #e0e0e0);
}

.plate-enhancer-frame-selection-desc {
    font-size: 12px;
    color: var(--text-secondary, #999);
    margin: 0 0 12px 0;
    line-height: 1.4;
}

.plate-enhancer-frame-selection-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.plate-enhancer-btn-small {
    background: var(--bg-secondary, #2a2a2a);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 4px;
    padding: 4px 10px;
    font-size: 12px;
    color: var(--text-secondary, #aaa);
    cursor: pointer;
    transition: all 0.15s;
}

.plate-enhancer-btn-small:hover {
    background: var(--bg-hover, #3a3a3a);
    color: var(--text-primary, #e0e0e0);
}

.plate-enhancer-frame-count {
    font-size: 12px;
    color: var(--text-secondary, #888);
    margin-left: auto;
    margin-right: 8px;
}

.plate-enhancer-btn-reprocess {
    padding: 6px 14px !important;
    font-size: 13px !important;
}

.plate-enhancer-btn-reprocess:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Frame checkbox on thumbnails */
.plate-enhancer-thumbnail.selectable {
    position: relative;
}

.plate-enhancer-frame-checkbox {
    position: absolute;
    top: 6px;
    left: 6px;
    width: 18px;
    height: 18px;
    cursor: pointer;
    z-index: 10;
    accent-color: var(--accent-color, #4a9eff);
}

.plate-enhancer-thumbnail.selectable:has(.plate-enhancer-frame-checkbox:checked) {
    outline: 2px solid var(--accent-color, #4a9eff);
    outline-offset: -2px;
}

.plate-enhancer-thumbnail.selectable:has(.plate-enhancer-frame-checkbox:not(:checked)) {
    opacity: 0.5;
}

.plate-enhancer-thumbnail.selectable:has(.plate-enhancer-frame-checkbox:not(:checked)):hover {
    opacity: 0.8;
}

/* Cropped thumbnail style */
.plate-enhancer-thumbnail.cropped {
    outline: 2px solid var(--success-color, #00c853);
    outline-offset: -2px;
}

/* Crop Overlay */
.plate-enhancer-crop-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    cursor: crosshair;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Crop Instruction Banner */
.plate-enhancer-crop-instruction {
    background: rgba(0, 0, 0, 0.8);
    border: 2px dashed var(--accent-color, #4a9eff);
    border-radius: 12px;
    padding: 24px 32px;
    text-align: center;
    pointer-events: none;
    animation: fade-in-up 0.3s ease;
}

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.crop-instruction-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.crop-instruction-text {
    font-size: 16px;
    color: var(--text-primary, #e0e0e0);
    margin-bottom: 8px;
}

.crop-instruction-text strong {
    color: var(--accent-color, #4a9eff);
}

.crop-instruction-hint {
    font-size: 12px;
    color: var(--text-secondary, #888);
}

.crop-instruction-hint kbd {
    background: var(--bg-tertiary, #333);
    border: 1px solid var(--border-color, #444);
    border-radius: 3px;
    padding: 2px 6px;
    font-family: var(--font-mono, monospace);
    font-size: 11px;
}

.plate-enhancer-crop-selection {
    position: absolute;
    border: 2px dashed var(--accent-color, #4a9eff);
    background: rgba(74, 158, 255, 0.1);
    pointer-events: auto;
}

.plate-enhancer-crop-buttons {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    white-space: nowrap;
}

.plate-enhancer-crop-apply,
.plate-enhancer-crop-cancel {
    border: none;
    border-radius: 4px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.plate-enhancer-crop-apply {
    background: var(--accent-color, #4a9eff);
    color: #fff;
}

.plate-enhancer-crop-apply:hover {
    background: var(--accent-hover, #5aa8ff);
}

.plate-enhancer-crop-cancel {
    background: var(--bg-secondary, #2a2a2a);
    color: var(--text-secondary, #aaa);
    border: 1px solid var(--border-color, #3a3a3a);
}

.plate-enhancer-crop-cancel:hover {
    background: var(--bg-hover, #3a3a3a);
    color: var(--text-primary, #e0e0e0);
}

/* Cancel Crop button in actions bar - red and prominent when active */
.plate-enhancer-btn.crop-mode-active {
    background: #dc3545 !important;
    border-color: #dc3545 !important;
    color: #fff !important;
    position: relative;
    z-index: 100;
    animation: pulse-red 1.5s ease-in-out infinite;
}

.plate-enhancer-btn.crop-mode-active:hover {
    background: #c82333 !important;
    border-color: #bd2130 !important;
}

@keyframes pulse-red {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(220, 53, 69, 0.4);
    }
    50% {
        box-shadow: 0 0 0 8px rgba(220, 53, 69, 0);
    }
}

/* Toast Notification */
.plate-enhancer-toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--accent-color, #4a9eff);
    color: #fff;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 10003;
    opacity: 0;
    transition: opacity 0.3s, transform 0.3s;
}

.plate-enhancer-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* Light Theme Overrides */
[data-theme="light"] .plate-enhancer-context-menu,
[data-theme="light"] .plate-enhancer-dialog,
[data-theme="light"] .plate-enhancer-progress,
[data-theme="light"] .plate-enhancer-results,
[data-theme="light"] .plate-enhancer-loading-opencv {
    background: #fff;
    border-color: #e0e0e0;
}

[data-theme="light"] .plate-enhancer-context-menu-item:hover,
[data-theme="light"] .plate-enhancer-preset-btn:hover {
    background: #f5f5f5;
}

[data-theme="light"] .plate-enhancer-preset-btn {
    background: #f9f9f9;
    border-color: #e0e0e0;
}

[data-theme="light"] .plate-enhancer-main-preview,
[data-theme="light"] .plate-enhancer-thumbnail {
    background: #f5f5f5;
}

[data-theme="light"] .plate-enhancer-progress-bar {
    background: #e0e0e0;
}

/* ============================================
   Plate Cycling UI (Multi-camera detection)
   ============================================ */

.plate-cycling-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 10001;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fade-in 0.2s ease;
}

@keyframes fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

.plate-cycling-panel {
    background: var(--bg-secondary, #2d2d2d);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 12px;
    padding: 20px;
    max-width: 680px;
    width: 90vw;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.plate-cycling-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    gap: 12px;
}

.plate-cycling-nav-btn {
    background: var(--bg-tertiary, #1a1a1a);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 8px;
    padding: 10px 14px;
    cursor: pointer;
    color: var(--text-primary, #e0e0e0);
    transition: all 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.plate-cycling-nav-btn:hover:not(:disabled) {
    background: var(--bg-hover, #3a3a3a);
    border-color: var(--accent-color, #4a9eff);
}

.plate-cycling-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.plate-cycling-info {
    text-align: center;
    flex: 1;
}

.plate-cycling-counter {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary, #e0e0e0);
    margin-bottom: 4px;
}

.plate-cycling-camera {
    display: block;
    font-size: 14px;
    color: var(--accent-color, #4a9eff);
    margin-bottom: 2px;
}

.plate-cycling-confidence {
    display: block;
    font-size: 12px;
    color: var(--text-muted, #888);
}

.plate-cycling-video-container {
    position: relative;
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
    display: flex;
    justify-content: center;
}

.plate-cycling-canvas {
    display: block;
    max-width: 100%;
    height: auto;
}

.plate-cycling-selection {
    position: absolute;
    border: 2px solid var(--accent-color, #4a9eff);
    background: rgba(74, 158, 255, 0.15);
    cursor: move;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.5);
}

.plate-cycling-handle {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent-color, #4a9eff);
    border: 2px solid #fff;
    border-radius: 2px;
    z-index: 10;
}

.plate-cycling-handle.nw { top: -6px; left: -6px; cursor: nw-resize; }
.plate-cycling-handle.ne { top: -6px; right: -6px; cursor: ne-resize; }
.plate-cycling-handle.sw { bottom: -6px; left: -6px; cursor: sw-resize; }
.plate-cycling-handle.se { bottom: -6px; right: -6px; cursor: se-resize; }

.plate-cycling-timeframe {
    background: var(--bg-tertiary, #1a1a1a);
    border-radius: 8px;
    padding: 12px 16px;
    margin-bottom: 16px;
}

.plate-cycling-timeframe-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary, #e0e0e0);
    margin-bottom: 10px;
}

.plate-cycling-timeframe-btns {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
}

.plate-cycling-timeframe-btn {
    flex: 1;
    padding: 10px 14px;
    background: var(--bg-secondary, #2d2d2d);
    border: 1px solid var(--border-color, #3a3a3a);
    border-radius: 6px;
    color: var(--text-primary, #e0e0e0);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s;
    text-align: center;
}

.plate-cycling-timeframe-btn .timeframe-hint {
    display: block;
    font-size: 10px;
    font-weight: normal;
    color: var(--text-muted, #666);
    margin-top: 2px;
}

.plate-cycling-timeframe-btn:hover:not(:disabled) {
    background: var(--bg-hover, #3a3a3a);
    border-color: var(--accent-color, #4a9eff);
}

.plate-cycling-timeframe-btn.selected {
    background: var(--accent-color, #4a9eff);
    border-color: var(--accent-color, #4a9eff);
    color: #fff;
}

.plate-cycling-timeframe-btn.selected .timeframe-hint {
    color: rgba(255, 255, 255, 0.8);
}

.plate-cycling-timeframe-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.plate-cycling-available {
    font-size: 11px;
    color: var(--text-muted, #666);
    text-align: center;
}

/* Video enhancements option */
.plate-cycling-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 0;
    border-top: 1px solid var(--border-color, rgba(255, 255, 255, 0.1));
    margin-top: 8px;
}

.plate-cycling-checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    color: var(--text-primary, #e0e0e0);
    user-select: none;
}

.plate-cycling-checkbox input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--accent-color, #4a9eff);
    cursor: pointer;
}

.plate-cycling-option-hint {
    font-size: 11px;
    color: var(--text-muted, #888);
}

.plate-cycling-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-bottom: 12px;
}

.plate-cycling-btn {
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.plate-cycling-btn.cancel-btn {
    background: transparent;
    border: 1px solid var(--border-color, #3a3a3a);
    color: var(--text-primary, #e0e0e0);
}

.plate-cycling-btn.cancel-btn:hover {
    background: var(--bg-hover, #3a3a3a);
}

.plate-cycling-btn.enhance-btn {
    background: var(--accent-color, #4a9eff);
    border: 1px solid var(--accent-color, #4a9eff);
    color: #fff;
}

.plate-cycling-btn.enhance-btn:hover {
    background: #3a8eef;
}

.plate-cycling-shortcuts {
    text-align: center;
    font-size: 11px;
    color: var(--text-muted, #888);
}

.plate-cycling-shortcuts kbd {
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: var(--font-mono, monospace);
    font-size: 10px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

/* ============================================
   Enhancement Methods Grid (Results Modal)
   ============================================ */

.plate-enhancer-methods-section {
    margin-bottom: 16px;
}

.plate-enhancer-methods-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary, #888);
    margin-bottom: 10px;
}

.plate-enhancer-methods-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 6px;
}

.plate-enhancer-method-thumb {
    background: var(--bg-tertiary, #1a1a1a);
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.15s;
}

.plate-enhancer-method-thumb:hover {
    border-color: var(--accent-color, #4a9eff);
}

.plate-enhancer-method-thumb.selected {
    border-color: var(--accent-color, #4a9eff);
    box-shadow: 0 0 0 2px rgba(74, 158, 255, 0.3);
}

.plate-enhancer-method-thumb img {
    width: 100%;
    height: 60px;
    object-fit: contain;
    background: #000;
    image-rendering: pixelated;
}

.plate-enhancer-method-name {
    padding: 4px 4px 2px;
    text-align: center;
    font-size: 10px;
    font-weight: 600;
    color: var(--text-primary, #e0e0e0);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Per-method OCR result */
.plate-enhancer-method-ocr {
    padding: 2px 4px 4px;
    text-align: center;
    font-size: 9px;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.plate-enhancer-method-ocr .ocr-text {
    font-family: 'Courier New', monospace;
    font-weight: 700;
    color: #aaa;
    letter-spacing: 0.5px;
}

.plate-enhancer-method-ocr .ocr-text.correct {
    color: #2ecc71;
}

.plate-enhancer-method-ocr .ocr-text.incorrect {
    color: #e74c3c;
}

.plate-enhancer-method-ocr .ocr-confidence {
    color: #888;
    font-size: 8px;
}

/* Lucky Regions method highlight */
.plate-enhancer-method-thumb.lucky-method {
    background: linear-gradient(135deg, #1a3d1a 0%, #1a1a1a 100%);
    border-color: #2ecc71;
}

.plate-enhancer-method-thumb.lucky-method .plate-enhancer-method-name {
    color: #2ecc71;
}

/* OCR Result with confidence warning */
.plate-enhancer-ocr-warning {
    color: #ff9800;
    font-size: 12px;
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.plate-enhancer-ocr-warning svg {
    flex-shrink: 0;
}

/* Pro feature badges */
.plate-enhancer-pro-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: linear-gradient(135deg, #7c3aed, #a855f7);
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 6px;
}

.plate-enhancer-btn-pro {
    position: relative;
}

.plate-enhancer-btn-pro::after {
    content: 'PRO';
    position: absolute;
    top: -6px;
    right: -6px;
    background: linear-gradient(135deg, #7c3aed, #a855f7);
    color: #fff;
    font-size: 8px;
    font-weight: 700;
    padding: 1px 4px;
    border-radius: 3px;
}

/* Light theme adjustments for cycling UI */
[data-theme="light"] .plate-cycling-panel {
    background: #fff;
    border-color: #e0e0e0;
}

[data-theme="light"] .plate-cycling-nav-btn {
    background: #f5f5f5;
    border-color: #e0e0e0;
}

[data-theme="light"] .plate-cycling-timeframe {
    background: #f5f5f5;
}

[data-theme="light"] .plate-cycling-timeframe-btn {
    background: #fff;
    border-color: #e0e0e0;
}

/* ============================================
   Results Modal Action Rows
   ============================================ */

.plate-enhancer-results-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color, #3a3a3a);
}

.plate-enhancer-actions-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.plate-enhancer-actions-row .plate-enhancer-btn {
    flex: 1;
    min-width: 120px;
}

@media (max-width: 600px) {
    .plate-enhancer-methods-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .plate-enhancer-actions-row {
        flex-direction: column;
    }

    .plate-enhancer-actions-row .plate-enhancer-btn {
        width: 100%;
    }
}

/* Enhance Region Camera Selection Prompt */
.enhance-region-camera-prompt {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.enhance-region-prompt-message {
    background: var(--bg-secondary, #2d2d2d);
    padding: 20px 30px;
    border-radius: 12px;
    color: var(--text-primary, #e0e0e0);
    font-size: 16px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border-color, #3a3a3a);
}

.enhance-region-prompt-hint {
    font-size: 12px;
    color: var(--text-secondary, #888);
    margin-top: 8px;
}

.enhance-region-camera-selectable {
    cursor: crosshair !important;
    pointer-events: auto !important;
    position: relative;
}

.enhance-region-camera-selectable::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 3px solid var(--accent-color, #4a9eff);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.2s;
    z-index: 10;
}

.enhance-region-camera-selectable:hover::after {
    opacity: 1;
}

/* 4x Upscale Badge for Enhancement Methods */
.plate-enhancer-method-thumb.has-upscaled {
    position: relative;
}

.plate-enhancer-upscale-badge {
    position: absolute;
    top: 4px;
    right: 4px;
    /* Inactive state: gray/dimmed to clearly indicate "click to enable" */
    background: linear-gradient(135deg, #555 0%, #333 100%);
    color: #999;
    font-size: 11px;
    font-weight: bold;
    padding: 3px 7px;
    border-radius: 4px;
    cursor: pointer;
    z-index: 5;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.4);
    border: 1px dashed #666;
}

.plate-enhancer-upscale-badge:hover {
    transform: scale(1.1);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: 1px solid #667eea;
}

/* Active state: bright pink/magenta with glow */
.plate-enhancer-upscale-badge.active {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    border: 1px solid #f5576c;
    box-shadow: 0 0 10px rgba(245, 87, 108, 0.6), 0 0 20px rgba(245, 87, 108, 0.3);
    animation: upscale-badge-pulse 2s ease-in-out infinite;
}

@keyframes upscale-badge-pulse {
    0%, 100% { box-shadow: 0 0 10px rgba(245, 87, 108, 0.6), 0 0 20px rgba(245, 87, 108, 0.3); }
    50% { box-shadow: 0 0 15px rgba(245, 87, 108, 0.8), 0 0 30px rgba(245, 87, 108, 0.5); }
}