/* Custom CSS for Markdown to DOCX Converter */

/* Custom gradient and brand colors */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --accent-color: #f8f9ff;
    --success-color: #28a745;
    --error-color: #dc3545;
}

/* Custom gradient backgrounds */
.bg-gradient-primary {
    background: var(--primary-gradient);
}

.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Upload area styles */
.upload-area {
    border: 3px dashed #e5e7eb;
    transition: all 0.3s ease;
    cursor: pointer;
}

.upload-area:hover {
    border-color: var(--primary-color);
    background-color: var(--accent-color);
}

.upload-area.dragover {
    border-color: var(--primary-color);
    background-color: #f0f4ff;
    transform: scale(1.02);
}

/* Button styles */
.btn-primary {
    background: var(--primary-gradient);
    transition: all 0.3s ease;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.btn-primary:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background: #10b981;
    transition: all 0.3s ease;
}

.btn-secondary:hover:not(:disabled) {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.3);
}

/* Progress bar styles */
.progress-fill {
    background: var(--primary-gradient);
    transition: width 0.3s ease;
}

/* Success and error states */
.success {
    color: var(--success-color);
}

.error {
    color: var(--error-color);
}

/* Footer link styles */
.footer-link {
    color: var(--primary-color);
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--secondary-color);
}

/* Feature card animations */
.feature-card {
    transition: transform 0.2s ease;
}

.feature-card:hover {
    transform: translateY(-2px);
}

/* Custom shadows */
.shadow-brand {
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Mobile responsiveness improvements */
@media (max-width: 640px) {
    .upload-area {
        padding: 2rem 1rem;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
}