/**
 * Invoice Generator - App-Specific Styles
 * Styles unique to the invoice generator application
 */

/* =========================
   MAIN LAYOUT
   ========================= */
.main-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* =========================
   INPUT SECTION
   ========================= */
.input-section {
    padding: 0;
}

.input-section .card {
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.input-section .card:first-child {
    margin-top: 0;
}

.input-section .form-group {
    margin-bottom: var(--spacing-sm);
}

.input-section .form-row {
    gap: var(--spacing-sm);
}

.form-row-three {
    grid-template-columns: 1fr 1fr 1fr;
}

.input-section h3 {
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
    text-align: left;
    line-height: 1;
}

.card-header-with-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.card-header-with-toggle h3 {
    margin-bottom: 0;
}

/* =========================
   FORM LABELS
   ========================= */
.input-section .form-group label {
    margin-bottom: var(--spacing-xs);
    text-align: left;
}

/* =========================
   DOCUMENT HEADER
   ========================= */
.document-header {
    margin-bottom: var(--spacing-sm);
}

.document-header .form-group {
    margin-bottom: 0;
}

/* =========================
   TOGGLE SWITCH
   ========================= */
.toggle-group {
    display: flex;
    align-items: center;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 180px;
    height: var(--input-height);
}

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

.toggle-slider {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    height: 100%;
    background-color: var(--primary-color);
    border-radius: calc(var(--input-height) / 2);
    cursor: pointer;
    transition: var(--transition-all);
    padding: var(--spacing-xs);
    gap: var(--spacing-xs);
}

.toggle-slider::before {
    position: absolute;
    content: "";
    height: calc(100% - var(--spacing-sm));
    width: 84px;
    left: var(--spacing-xs);
    top: var(--spacing-xs);
    background-color: white;
    border-radius: calc(var(--input-height) / 2);
    transition: transform var(--transition-slow);
    z-index: var(--z-base);
}

.toggle-text {
    position: relative;
    flex: 1;
    text-align: center;
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-md);
    transition: color var(--transition-slow);
    z-index: calc(var(--z-base) + 1);
}

.toggle-text.left {
    color: var(--primary-color);
}

.toggle-text.right {
    color: white;
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(88px);
}

.toggle-switch input:checked + .toggle-slider .toggle-text.left {
    color: white;
}

.toggle-switch input:checked + .toggle-slider .toggle-text.right {
    color: var(--primary-color);
}

/* =========================
   ADDRESS SECTION
   ========================= */
.address-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.checkbox-group {
    margin-bottom: 0;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--font-size-base);
    color: var(--text-color);
}

.checkbox-group input[type="checkbox"] {
    width: auto;
    height: auto;
    margin: 0;
}

/* =========================
   LOGO OVERLAY
   ========================= */
.preview-wrapper {
    position: relative;
}

.drop-area {
    border: var(--border-width-medium) dashed var(--border-color);
    text-align: center;
    background-color: var(--input-background-color);
    color: var(--input-text-color);
    cursor: pointer;
    position: relative;
    transition: var(--transition-all);
    border-radius: var(--radius-lg);
}

.drop-area input[type="file"] {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    left: 0;
    top: 0;
    cursor: pointer;
}

.logo-overlay {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    left: auto;
    width: 40px;
    height: 40px;
    min-height: auto;
    border: var(--border-width-medium) dashed var(--border-color);
    border-radius: var(--radius-md);
    background-color: rgba(255, 255, 255, 0.9);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    transition: background-color var(--transition-base), border-color var(--transition-base);
    z-index: var(--z-popover);
}

.logo-overlay i {
    font-size: var(--font-size-lg);
    color: var(--border-color);
    transition: color var(--transition-base);
}

.logo-overlay:hover {
    background-color: var(--primary-alpha-10);
    border-color: var(--primary-color);
    transform: none;
}

.logo-overlay:hover i {
    color: var(--primary-color);
}

.logo-overlay.highlight {
    background-color: var(--primary-alpha-10);
    border-color: var(--primary-color);
    transform: none;
}

/* Hide logo overlay when logo is present, show on hover */
.preview-wrapper.has-logo .logo-overlay {
    opacity: 0;
    pointer-events: none;
}

.preview-wrapper.has-logo:hover .logo-overlay {
    opacity: 1;
    pointer-events: auto;
}

.logo-preview-overlay {
    display: none;
}

/* =========================
   DISCOUNT SECTION
   ========================= */

.radio-label {
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    width: var(--input-height);
    height: var(--input-height);
    border: var(--border-width-thin) solid var(--input-border-color);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    transition: var(--transition-all);
    background: var(--input-background-color);
    color: var(--text-color);
}

.radio-label:hover {
    border-color: var(--primary-color);
}

.radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.radio-label:has(input[type="radio"]:checked) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* =========================
   LINE ITEMS TABLE
   ========================= */
.line-items-table {
    margin-top: var(--spacing-md);
}

.add-line-item-wrapper {
    text-align: right;
    margin-top: var(--spacing-md);
}

.btn-add-item {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-base);
    width: auto;
    display: inline-block;
    height: auto;
}

.line-items-header {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr 40px;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-bottom: var(--border-width-medium) solid var(--input-border-color);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    color: var(--subheading-color);
}

.line-items-header > div {
    text-align: left;
}

.line-item {
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr 40px;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    align-items: center;
    border-bottom: var(--border-width-thin) solid var(--input-border-color);
}

.line-item:last-child {
    border-bottom: none;
}

.line-item input {
    margin: 0;
}

.btn-remove {
    background: transparent;
    color: var(--danger-color);
    border: none;
    width: 28px;
    height: 28px;
    font-size: var(--font-size-base);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-all);
    margin: 0 auto;
}

.btn-remove:hover {
    color: #b91c1c;
    transform: scale(1.15);
}

/* =========================
   NOTES CUSTOMIZATION
   ========================= */
.notes-customization {
    margin-bottom: var(--spacing-sm);
}

.color-picker-group {
    display: flex;
    flex-direction: column;
}

.color-picker-group label {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--subheading-color);
    margin-bottom: var(--spacing-xs);
    text-align: left;
}

input[type="color"] {
    -webkit-appearance: none;
    border: 1px solid var(--input-border-color);
    border-radius: 6px;
    width: 50px;
    height: var(--input-height-sm);
    cursor: pointer;
    padding: 2px;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 0;
}

input[type="color"]::-webkit-color-swatch {
    border: none;
    border-radius: 4px;
}

/* =========================
   TOTALS SECTION
   ========================= */
.totals-section {
    margin-bottom: 0;
}

.totals-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 2fr;
    gap: var(--spacing-md);
    align-items: start;
}

.discount-group {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-end;
}

.discount-group .form-group {
    flex: 1;
    margin-bottom: 0;
}

.discount-type {
    display: flex;
    gap: var(--spacing-sm);
}

/* =========================
   PREVIEW SECTION
   ========================= */
.preview-section {
    padding: 0 var(--spacing-md) var(--spacing-md) var(--spacing-md);
    position: sticky;
    top: 0;
}

.preview-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    padding-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.preview-controls h2 {
    margin: 0;
    line-height: 1;
    font-size: var(--font-size-2xl);
    color: var(--text-color);
}

.document-preview {
    border: var(--border-width-thin) solid var(--input-border-color);
    border-radius: var(--border-radius);
    min-height: 600px;
    background: white;
    overflow: hidden;
}

.preview-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 600px;
    color: var(--subheading-color);
    font-size: var(--font-size-xl);
}

.btn-print {
    background: var(--success-color);
    color: white;
    height: var(--input-height);
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-xl);
}

.btn-print:hover {
    background: #16a34a;
}

/* =========================
   GENERATED DOCUMENT STYLES
   ========================= */
.generated-document {
    padding: var(--spacing-xl);
    font-size: var(--font-size-base);
    line-height: 1.5;
    color: #000;
    max-width: 800px;
    margin: 0 auto;
    background: white;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}

.generated-document * {
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}

.doc-header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 3px solid #0080FF;
    width: 100%;
}

.doc-type {
    flex: 1;
    text-align: left;
}

.doc-type h1 {
    font-size: var(--font-size-4xl);
    color: #0080FF;
    margin: 0 0 var(--spacing-xs) 0;
    font-weight: 700;
    letter-spacing: 0;
}

.doc-details {
    margin-top: 0;
}

.doc-details p {
    margin: 2px 0;
    color: #333;
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.doc-details strong {
    font-weight: 600;
    color: #000;
}

.company-logo {
    flex: 1;
    text-align: right;
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
}

.company-logo img {
    max-height: 60px;
    max-width: 200px;
    height: auto;
    width: auto;
    object-fit: contain;
}

.billing-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-lg);
}

.bill-to h3,
.ship-to h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    color: #0080FF;
    font-weight: 600;
}

.bill-to p,
.ship-to p {
    margin: 2px 0;
    color: #555;
}

.items-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-xl);
}

.items-table th {
    background: #f1f5f9;
    padding: var(--spacing-sm);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    border-bottom: var(--border-width-medium) solid #cbd5e1;
}

.items-table td {
    padding: var(--spacing-sm);
    border-bottom: var(--border-width-thin) solid #e2e8f0;
}

.items-table th:last-child,
.items-table td:last-child {
    text-align: right;
}

.bottom-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.notes {
    padding: var(--spacing-lg);
    border-radius: 0;
    background: transparent;
}

.notes h3 {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
    color: #000;
    font-weight: 600;
}

.notes p {
    color: #333;
    white-space: pre-wrap;
    margin: 0;
    font-size: var(--font-size-sm);
}

.notes-placeholder {
    min-height: 1px;
}

.totals {
    display: flex;
    justify-content: flex-end;
}

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

.totals-table tr {
    border-bottom: 1px solid #e2e8f0;
}

.totals-table tr:last-child {
    border-bottom: none;
}

.totals-table td {
    padding: var(--spacing-sm) 0;
    font-size: var(--font-size-sm);
    color: #333;
}

.totals-table td:first-child {
    text-align: left;
    font-weight: 600;
}

.totals-table td:nth-child(2) {
    text-align: left;
    padding-left: var(--spacing-sm);
    color: #666;
}

.totals-table td:last-child {
    text-align: right;
    font-weight: 500;
}

.totals-table .total-row {
    border-top: 3px solid #0080FF;
    border-bottom: 3px solid #0080FF;
}

.totals-table .total-row td {
    padding: var(--spacing-md) 0;
    font-size: var(--font-size-lg);
}

.doc-footer {
    text-align: center;
    margin-top: var(--spacing-2xl);
    padding-top: 0;
    border-top: none;
}

.footer-thanks {
    font-size: var(--font-size-lg);
    color: #0080FF;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.footer-contact {
    font-size: var(--font-size-sm);
    color: #666;
    margin: 0 0 var(--spacing-md) 0;
}

.footer-company-info {
    margin-top: var(--spacing-md);
}

.footer-company-info p {
    font-size: var(--font-size-sm);
    color: #333;
    margin: 2px 0;
    font-weight: 600;
    line-height: 1.8;
}


/* =========================
   RESPONSIVE DESIGN
   ========================= */
@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
    }

    .preview-section {
        position: static;
    }
}

@media (max-width: 768px) {
    .address-section {
        grid-template-columns: 1fr;
    }

    .totals-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .discount-group {
        flex-direction: column;
        align-items: stretch;
    }

    .document-header {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .toggle-group {
        justify-content: flex-start;
        width: 100%;
    }

    .line-items-header {
        display: none;
    }

    .line-item {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        padding: var(--spacing-md);
        background: var(--input-background-color);
        border-radius: var(--radius-lg);
        margin-bottom: var(--spacing-sm);
    }

    .line-item input {
        width: 100%;
    }

    .btn-remove {
        width: 100%;
        margin-top: var(--spacing-sm);
    }

    .doc-header {
        flex-direction: column;
    }

    .doc-type,
    .company-logo {
        text-align: left;
    }

    .company-logo {
        justify-content: flex-start;
    }

    .bottom-section {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .billing-info {
        grid-template-columns: 1fr;
    }
}

/* =========================
   PRINT STYLES
   ========================= */
@media print {
    @page {
        size: A4;
        margin: 1.5cm 2cm;
    }

    body {
        background: white;
        margin: 0;
        padding: 0;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .container {
        max-width: 100%;
        padding: 0;
        margin: 0;
    }

    .input-section,
    header,
    footer,
    .preview-controls,
    .main-content > .input-section {
        display: none !important;
    }

    .main-content {
        display: block;
        margin: 0;
        padding: 0;
        grid-template-columns: none;
    }

    .preview-section {
        padding: 0;
        box-shadow: none;
        background: white;
        margin: 0;
        position: static;
        width: 100%;
    }

    .document-preview {
        border: none;
        min-height: auto;
        margin: 0;
        padding: 0;
        width: 100%;
        max-width: 100%;
    }

    body .generated-document {
        padding: 0;
        max-width: none;
        margin: 0;
        font-size: var(--font-size-base);
        background: white;
        width: 100%;
        box-sizing: border-box;
    }

    /* Ensure all sections maintain their layout */
    .doc-header {
        page-break-inside: avoid;
        display: flex !important;
        flex-direction: row !important;
        justify-content: space-between !important;
    }

    .company-logo {
        display: flex !important;
        justify-content: flex-end !important;
        align-items: flex-start !important;
        text-align: right !important;
    }

    .company-logo img {
        max-height: 60px !important;
        max-width: 200px !important;
    }

    html body .generated-document .billing-info {
        page-break-inside: avoid !important;
        display: -ms-grid !important;
        display: grid !important;
        -ms-grid-columns: 1fr 40px 1fr !important;
        grid-template-columns: 1fr 1fr !important;
        grid-template-rows: auto !important;
        gap: 40px !important;
        column-gap: 40px !important;
        width: 100% !important;
        margin-bottom: 24px !important;
        margin-top: 0 !important;
        box-sizing: border-box !important;
    }

    html body .generated-document .billing-info .bill-to {
        -ms-grid-column: 1 !important;
        grid-column: 1 / 2 !important;
        grid-row: 1 !important;
        text-align: center !important;
        width: 100% !important;
        display: block !important;
        float: none !important;
        position: relative !important;
    }

    html body .generated-document .billing-info .ship-to {
        -ms-grid-column: 3 !important;
        grid-column: 2 / 3 !important;
        grid-row: 1 !important;
        text-align: center !important;
        width: 100% !important;
        display: block !important;
        float: none !important;
        position: relative !important;
    }

    html body .generated-document .billing-info .bill-to h3,
    html body .generated-document .billing-info .ship-to h3 {
        text-align: center !important;
        color: #0080FF !important;
        font-size: 18px !important;
        margin-bottom: 8px !important;
        margin-top: 0 !important;
        font-weight: 600 !important;
    }

    html body .generated-document .billing-info .bill-to p,
    html body .generated-document .billing-info .ship-to p {
        text-align: center !important;
        margin: 2px 0 !important;
        color: #555 !important;
        white-space: pre-line !important;
    }

    .items-table {
        page-break-inside: auto;
        width: 100%;
    }

    .items-table tr {
        page-break-inside: avoid;
        page-break-after: auto;
    }

    .bottom-section {
        page-break-inside: avoid;
        display: grid !important;
        grid-template-columns: 1fr 1fr !important;
        gap: var(--spacing-2xl) !important;
    }

    .notes {
        display: block !important;
    }

    .totals {
        display: flex !important;
        justify-content: flex-end !important;
    }

    .totals-table {
        width: 100% !important;
    }

    .doc-footer {
        page-break-inside: avoid;
        text-align: center !important;
    }

    /* Preserve blue colors in print */
    .doc-type h1,
    .billing-info h3,
    .bill-to h3,
    .ship-to h3,
    .totals-table .total-row,
    .footer-thanks {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}