/**
 * INFERENCE CSS
 * Styles for model inference UI components
 */

/* ============================================
   INFERENCE BUTTON (Header)
   ============================================ */

.btn-inference {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-inference:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-inference i {
    font-size: 16px;
}

.btn-inference.model-loaded {
    background: linear-gradient(135deg, #11998e 0%, #38ef7d 100%);
}

.btn-inference.model-loaded::after {
    content: '';
    width: 8px;
    height: 8px;
    background: #00ff00;
    border-radius: 50%;
    box-shadow: 0 0 8px #00ff00;
    animation: pulse-green 2s infinite;
}

@keyframes pulse-green {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* ============================================
   INFERENCE MODAL
   ============================================ */

.inference-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10000;
    backdrop-filter: blur(4px);
}

.inference-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.inference-modal-content {
    background: white;
    border-radius: 12px;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.inference-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid #e0e0e0;
}

.inference-modal-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-weight: 600;
    color: #333;
}

.inference-modal-title i {
    color: #667eea;
    font-size: 24px;
}

.inference-modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.inference-modal-close:hover {
    background: #f5f5f5;
    color: #333;
}

.inference-modal-body {
    padding: 24px;
}

/* ============================================
   MODEL UPLOAD SECTION
   ============================================ */

.model-upload-section {
    margin-bottom: 24px;
}

.section-title {
    font-size: 14px;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.model-upload-area {
    border: 2px dashed #ccc;
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.model-upload-area:hover {
    border-color: #667eea;
    background: #f8f9ff;
}

.model-upload-area.has-model {
    border-color: #00ff00;
    background: #f0fff4;
    border-style: solid;
}

.model-upload-icon {
    font-size: 48px;
    color: #ccc;
    margin-bottom: 12px;
}

.model-upload-area.has-model .model-upload-icon {
    color: #00ff00;
}

.model-upload-text {
    font-size: 14px;
    color: #666;
}

.model-upload-hint {
    font-size: 12px;
    color: #999;
    margin-top: 8px;
}

.model-info {
    display: none;
    margin-top: 16px;
    padding: 12px;
    background: #f5f5f5;
    border-radius: 6px;
}

.model-info.active {
    display: block;
}

.model-info-item {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 13px;
}

.model-info-label {
    color: #666;
    font-weight: 500;
}

.model-info-value {
    color: #333;
    font-family: monospace;
}

/* ============================================
   SETTINGS SECTION
   ============================================ */

.inference-settings {
    margin-bottom: 24px;
}

.setting-item {
    margin-bottom: 16px;
}

.setting-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    color: #333;
    margin-bottom: 8px;
}

.setting-value {
    font-weight: 600;
    color: #667eea;
}

.confidence-slider {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: #e0e0e0;
    outline: none;
    -webkit-appearance: none;
}

.confidence-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.confidence-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}

.auto-inference-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toggle-switch {
    position: relative;
    width: 48px;
    height: 24px;
}

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

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: 0.3s;
    border-radius: 24px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: #667eea;
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

/* ============================================
   ACTIONS SECTION
   ============================================ */

.inference-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.btn-inference-action {
    flex: 1;
    padding: 12px 16px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.btn-inference-action:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-run-inference {
    background: #667eea;
    color: white;
}

.btn-run-inference:hover:not(:disabled) {
    background: #5568d3;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.btn-clear-predictions {
    background: #f5f5f5;
    color: #666;
}

.btn-clear-predictions:hover:not(:disabled) {
    background: #e0e0e0;
}

.btn-convert-all {
    background: #00c853;
    color: white;
}

.btn-convert-all:hover:not(:disabled) {
    background: #00b248;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 200, 83, 0.3);
}

.btn-view-model {
    background: #764ba2;
    color: white;
}

.btn-view-model:hover:not(:disabled) {
    background: #5e3a82;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(118, 75, 162, 0.3);
}

/* ============================================
   INFO SECTION
   ============================================ */

.inference-info-section {
    margin-top: 24px;
    padding: 16px;
    background: #f0f7ff;
    border-left: 4px solid #667eea;
    border-radius: 6px;
}

.inference-help-text {
    margin: 0;
    font-size: 14px;
    color: #333;
    line-height: 1.6;
}

.inference-help-text i {
    color: #667eea;
    margin-right: 8px;
}

.inference-help-text strong {
    color: #667eea;
    font-family: monospace;
}

/* ============================================
   RESULTS SECTION
   ============================================ */

.inference-results {
    padding: 16px;
    background: #f8f9ff;
    border-radius: 8px;
    border: 1px solid #e0e7ff;
}

.results-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    margin-bottom: 12px;
}

.stat-card {
    background: white;
    padding: 12px;
    border-radius: 6px;
    text-align: center;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: #667eea;
}

.stat-label {
    font-size: 12px;
    color: #666;
    margin-top: 4px;
}

.class-distribution {
    margin-top: 12px;
}

.class-dist-title {
    font-size: 12px;
    color: #666;
    margin-bottom: 8px;
}

.class-dist-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.class-dist-item {
    background: white;
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.class-dist-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.class-dist-count {
    font-weight: 600;
    color: #667eea;
}

/* ============================================
   PREDICTION CONTROLS (Floating on Canvas)
   ============================================ */

.prediction-controls {
    position: absolute;
    top: 80px;
    right: 16px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 8px;
    display: none;
    flex-direction: column;
    gap: 8px;
    z-index: 100;
}

.prediction-controls.active {
    display: flex;
}

.prediction-control-btn {
    padding: 8px 12px;
    border: none;
    background: #f5f5f5;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    transition: all 0.2s ease;
}

.prediction-control-btn:hover {
    background: #e0e0e0;
}

.prediction-control-btn i {
    color: #667eea;
}

.prediction-control-btn.active {
    background: #667eea;
    color: white;
}

.prediction-control-btn.active i {
    color: white;
}

/* ============================================
   LOADING SPINNER (Inference in progress)
   ============================================ */

.inference-loading {
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    gap: 12px;
}

.inference-loading.active {
    display: flex;
}

.inference-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.inference-loading-text {
    font-size: 14px;
    color: #666;
}

/* ============================================
   BATCH PROGRESS MODAL
   ============================================ */

.batch-progress-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 10001;
    align-items: center;
    justify-content: center;
}

.batch-progress-modal.active {
    display: flex;
}

.batch-progress-content {
    background: white;
    border-radius: 12px;
    padding: 32px;
    width: 400px;
    max-width: 90%;
}

.batch-progress-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    text-align: center;
}

.batch-progress-bar-container {
    width: 100%;
    height: 8px;
    background: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.batch-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    transition: width 0.3s ease;
}

.batch-progress-text {
    text-align: center;
    font-size: 14px;
    color: #666;
}

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

@media (max-width: 768px) {
    .inference-modal-content {
        width: 95%;
        max-height: 95vh;
    }

    .inference-actions {
        flex-direction: column;
    }

    .results-stats {
        grid-template-columns: 1fr;
    }

    .prediction-controls {
        right: 8px;
        top: 70px;
    }
}