/* PDF Converter Styles */
.pdf-converter-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

/* Header Bar - Light Grey */
.pdf-converter-header {
    background-color: #f5f5f5;
    padding: 20px 25px;
    border-radius: 10px 10px 0 0;
    border-bottom: 2px solid #e0e0e0;
}

.pdf-converter-header h2 {
    color: #333333;
    margin: 0 0 10px 0;
    font-size: 24px;
    font-weight: 600;
}

.pdf-converter-header p {
    color: #666666;
    margin: 0;
    font-size: 14px;
}

/* Upload Area */
.pdf-upload-area {
    background-color: #ffffff;
    border: 2px dashed #cccccc;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    margin: 20px 0;
    transition: all 0.3s ease;
    cursor: pointer;
}

.pdf-upload-area:hover,
.pdf-upload-area.dragover {
    border-color: #a7f3d0;
    background-color: #f9f9f9;
}

.upload-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
    opacity: 0.7;
}

.upload-text {
    color: #333333;
    font-size: 16px;
    margin-bottom: 10px;
}

.upload-hint {
    color: #999999;
    font-size: 13px;
}

/* Buttons - Light Neon Green */
.pdf-button {
    background-color: #a7f3d0;
    color: #1f2937;
    border: none;
    padding: 12px 30px;
    font-size: 16px;
    font-weight: 500;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-block;
    margin: 5px;
    text-decoration: none;
}

.pdf-button:hover {
    background-color: #6ee7b7;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(110, 231, 183, 0.3);
    color: #111827;
}

.pdf-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.pdf-button.secondary {
    background-color: #e5e7eb;
    color: #374151;
}

.pdf-button.secondary:hover {
    background-color: #d1d5db;
}

/* Progress Bar */
.progress-container {
    margin: 20px 0;
    display: none;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: #e0e0e0;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: #a7f3d0;
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    color: #666666;
    font-size: 14px;
    margin-top: 8px;
    text-align: center;
}

/* Results Area */
.results-container {
    margin-top: 30px;
    display: none;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.results-header {
    background-color: #f5f5f5;
    padding: 15px 20px;
    border-radius: 8px 8px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.results-header h3 {
    color: #333333;
    margin: 0;
    font-size: 18px;
}

.results-body {
    padding: 20px;
}

/* Text Preview */
.text-preview {
    background-color: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 20px;
    max-height: 300px;
    overflow-y: auto;
    color: #333333;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    white-space: pre-wrap;
}

/* Image Gallery */
.image-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.image-item {
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    overflow: hidden;
    text-align: center;
    background-color: #f8f9fa;
}

.image-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-bottom: 1px solid #e0e0e0;
}

.image-info {
    padding: 8px;
    color: #333333;
    font-size: 12px;
}

/* Download Options */
.download-options {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px 0;
}

/* Full Screen Mode */
.fullscreen-mode .pdf-converter-wrapper {
    max-width: 100%;
    padding: 0;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.fullscreen-mode .results-container {
    flex: 1;
    margin: 0;
    border-radius: 0;
}

.fullscreen-mode .text-preview {
    max-height: calc(100vh - 300px);
}

/* Error Message */
.error-message {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
    border-radius: 6px;
    padding: 15px;
    margin: 20px 0;
    text-align: center;
}

/* Loading Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #e0e0e0;
    border-top-color: #a7f3d0;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .pdf-converter-wrapper {
        padding: 10px;
    }
    
    .pdf-upload-area {
        padding: 20px;
    }
    
    .results-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .download-options {
        flex-direction: column;
    }
    
    .pdf-button {
        width: 100%;
        text-align: center;
    }
    
    .image-gallery {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
}

@media (max-width: 480px) {
    .image-gallery {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    }
    
    .upload-icon {
        width: 40px;
        height: 40px;
    }
    
    .pdf-converter-header h2 {
        font-size: 20px;
    }
}