/* Preview column styles */
.preview-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
    background: rgba(255, 255, 255, 0.5);
    border-radius: 15px 15px 0 0;
}

.preview-header h2 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.25rem;
}

.preview-header p {
    color: #718096;
    font-size: 0.8rem;
}

.contract-preview {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.3);
}

.preview-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #a0aec0;
    font-style: italic;
    text-align: center;
}

.preview-placeholder p {
    font-size: 1.1rem;
}

/* Preview content styles */
.preview-section {
    background: rgba(255, 255, 255, 0.8);
    border-radius: 10px;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
}

.preview-section:hover {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(102, 126, 234, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(102, 126, 234, 0.1);
}

.preview-section h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid rgba(102, 126, 234, 0.2);
    position: relative;
}

.preview-section h3::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 1px;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
}

.preview-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.preview-label {
    font-size: 0.7rem;
    font-weight: 500;
    color: #718096;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.preview-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: #2d3748;
    padding: 0.4rem;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 5px;
    border-left: 3px solid rgba(102, 126, 234, 0.3);
}

.preview-value.empty {
    color: #a0aec0;
    font-style: italic;
    background: rgba(160, 174, 192, 0.1);
    border-left-color: rgba(160, 174, 192, 0.3);
}

/* Financial summary styles */
.financial-summary {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border: 2px solid rgba(102, 126, 234, 0.2);
    border-radius: 12px;
    padding: 1rem;
    margin-top: 1rem;
}

.financial-summary h3 {
    color: #2d3748;
    border-bottom-color: rgba(102, 126, 234, 0.3);
}

.financial-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
}

.financial-item:last-child {
    border-bottom: none;
    font-weight: 600;
    font-size: 1rem;
    color: #2d3748;
    padding-top: 0.75rem;
    border-top: 2px solid rgba(102, 126, 234, 0.2);
}

.financial-item.dynamic-item {
    padding-left: 1rem;
    border-left: 3px solid rgba(102, 126, 234, 0.3);
    background: rgba(102, 126, 234, 0.02);
    margin: 0.25rem 0;
    border-radius: 0 5px 5px 0;
}

.financial-item.total-item {
    font-weight: bold;
    background: rgba(102, 126, 234, 0.05);
    padding: 0.75rem 0;
    border-top: 2px solid rgba(102, 126, 234, 0.2);
    border-bottom: 2px solid rgba(102, 126, 234, 0.2);
}

.financial-item.calculated-item {
    background: rgba(160, 174, 192, 0.1);
    font-weight: 600;
    padding: 0.75rem 0;
    border-top: 1px solid rgba(160, 174, 192, 0.2);
    border-bottom: 1px solid rgba(160, 174, 192, 0.2);
}

/* Compact financial items for smaller screens */
@media (max-height: 800px) {
    .financial-item {
        padding: 0.35rem 0;
    }
    
    .financial-item:last-child {
        padding-top: 0.5rem;
    }
    
    .preview-section {
        padding: 0.75rem;
        margin-bottom: 0.75rem;
    }
    
    .preview-section h3 {
        margin-bottom: 0.5rem;
    }
}

.financial-label {
    color: #4a5568;
    font-weight: 500;
}

.financial-value {
    color: #2d3748;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.8);
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    border: 1px solid rgba(102, 126, 234, 0.2);
}

.financial-item:last-child .financial-value {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    border-color: transparent;
}

/* Removed fadeInUp animation to prevent blinking during updates */

/* Responsive preview adjustments */
@media (max-width: 768px) {
    .preview-header {
        padding: 1rem;
    }
    
    .preview-header h2 {
        font-size: 1.3rem;
    }
    
    .contract-preview {
        padding: 1rem;
    }
    
    .preview-section {
        padding: 1rem;
    }
    
    .preview-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .financial-summary {
        padding: 1rem;
    }
}

/* Loading state */
.preview-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: #667eea;
}

.preview-loading::after {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-top: 2px solid #667eea;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 0.5rem;
}

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