.generator-container {
    padding: var(--spacing-xl) 0 var(--spacing-xxl);
    min-height: calc(100vh - 70px);
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.template-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.template-select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    background-color: var(--white-color);
    font-family: inherit;
    font-size: 0.875rem;
}

.generator-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    height: calc(100vh - 200px);
}

@media (max-width: 992px) {
    .generator-wrapper {
        grid-template-columns: 1fr;
        height: auto;
    }
}

/* Input Panel */
.input-panel {
    background-color: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.panel-header {
    padding: var(--spacing-lg);
    background-color: var(--primary-color);
    color: var(--white-color);
}

.panel-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.form-section {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
}

.form-section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--gray-lighter);
}

.form-section-header h4 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--gray-dark);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.input-group {
    display: flex;
}

.input-group .form-control {
    border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm);
    border-right: none;
}

.input-group .discount-type {
    width: auto;
    min-width: 80px;
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
    border-left: none;
    background-color: var(--gray-lighter);
}

/* Items Table */
.items-table-container {
    margin-bottom: var(--spacing-lg);
    overflow-x: auto;
}

.items-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.items-table th {
    text-align: left;
    padding: var(--spacing-sm);
    background-color: var(--gray-lighter);
    font-weight: 600;
    color: var(--gray-dark);
    border-bottom: 2px solid var(--gray-light);
}

.items-table td {
    padding: var(--spacing-sm);
    border-bottom: 1px solid var(--gray-lighter);
}

.items-table input {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
}

.items-table input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.item-total {
    background-color: var(--gray-lighter);
    border-color: var(--gray-light);
    font-weight: 600;
}

.remove-item {
    color: var(--gray-light);
}

.remove-item:hover {
    color: var(--danger-color);
}

/* Uploads */
.upload-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.file-input-hidden {
    display: none;
}

.upload-filename {
    font-size: 0.875rem;
    color: var(--gray-medium);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--gray-lighter);
    margin-top: var(--spacing-xl);
}

.btn-generate {
    flex: 1;
}

/* Preview Panel */
.preview-panel {
    background-color: var(--white-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.preview-panel .panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--secondary-color);
}

.preview-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.preview-container {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
    background-color: #f9f9f9;
}

.document-preview {
    background-color: var(--white-color);
    min-height: 800px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    padding: 2rem;
}

/* Document Preview Styles */
.preview-invoice {
    font-family: 'Inter', sans-serif;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--primary-color);
}

.preview-logo {
    max-width: 150px;
    max-height: 60px;
}

.preview-title {
    text-align: right;
}

.preview-title h1 {
    font-size: 2rem;
    color: var(--primary-color);
    margin: 0;
}

.preview-title .document-type {
    font-size: 1rem;
    color: var(--gray-medium);
    margin: 0;
}

.preview-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.detail-section h3 {
    font-size: 1rem;
    color: var(--gray-dark);
    margin-bottom: 0.5rem;
    border-bottom: 1px solid var(--gray-lighter);
    padding-bottom: 0.5rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
}

.detail-label {
    font-weight: 600;
    color: var(--gray-dark);
}

.preview-items {
    margin-bottom: 2rem;
}

.preview-items table {
    width: 100%;
    border-collapse: collapse;
}

.preview-items th {
    background-color: var(--gray-lighter);
    padding: 0.75rem;
    text-align: left;
    font-weight: 600;
    color: var(--gray-dark);
    border-bottom: 2px solid var(--gray-light);
}

.preview-items td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--gray-lighter);
}

.preview-items .text-right {
    text-align: right;
}

.preview-totals {
    margin-left: auto;
    max-width: 300px;
}

.total-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--gray-lighter);
}

.total-row.grand-total {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    margin-top: 1rem;
}

.preview-footer {
    margin-top: 3rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-lighter);
}

.preview-notes {
    margin-bottom: 2rem;
}

.preview-notes h3 {
    font-size: 1rem;
    color: var(--gray-dark);
    margin-bottom: 0.5rem;
}

.preview-signature {
    text-align: right;
}

.signature-image {
    max-width: 200px;
    max-height: 80px;
    margin-bottom: 1rem;
}

/* Template Variations */
.template-modern .preview-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 2rem;
    margin: -2rem -2rem 2rem;
    color: white;
}

.template-modern .preview-title h1 {
    color: white;
}

.template-minimal {
    background-color: #f8f9fa;
}

.template-minimal .document-preview {
    background-color: white;
    border: 1px solid var(--gray-lighter);
    box-shadow: none;
}

.template-professional .preview-items th {
    background-color: var(--primary-color);
    color: white;
}

/* Preview Footer */
.preview-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--gray-lighter);
    background-color: var(--white-color);
}

.totals-summary {
    max-width: 300px;
    margin-left: auto;
    margin-bottom: var(--spacing-md);
}

.total-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid var(--gray-lighter);
}

.total-item.grand-total {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    margin-top: var(--spacing-sm);
}

.total-label {
    font-weight: 500;
    color: var(--gray-dark);
}

.total-value {
    font-weight: 600;
}

.preview-warning {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--warning-color);
    font-size: 0.875rem;
    background-color: rgba(255, 170, 0, 0.05);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
}