/* Auto Loan Calculator - Modern UI Styles */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

/* Fix for iOS Safari */
* {
    -webkit-text-size-adjust: 100%;
}

:root {
    --primary-color: #3a86ff;
    --primary-light: #e9f0ff;
    --secondary-color: #4cc9f0;
    --success-color: #4ade80;
    --warning-color: #fbbf24;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --background-light: #ffffff;
    --background-gray: #f9fafb;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: #f8fafc;
    color: var(--text-primary);
    line-height: 1.6;
    padding: 20px;
}

.calculator-container {
    max-width: 1200px;
    margin: 0 auto;
    background-color: var(--background-light);
    overflow: hidden;
}

.calculator-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 32px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.calculator-header h1 {
    font-weight: 600;
    font-size: 28px;
    margin: 0;
    color: white;
}

.print-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 8px 16px;
    border-radius: var(--radius-md);
}

.print-link:before {
    content: "🖨️";
    margin-right: 8px;
}

.tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--background-light);
    position: sticky;
    top: 0;
    z-index: 10;
}

.tab {
    padding: 16px 24px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    text-align: center;
    flex: 1;
}

.tab:hover {
    color: var(--primary-color);
    background-color: var(--primary-light);
}

.tab.active {
    color: var(--primary-color);
    font-weight: 600;
}

.tab.active:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px 3px 0 0;
}

.calculator-content {
    display: flex;
    flex-wrap: wrap;
}

.input-section {
    flex: 1;
    min-width: 320px;
    padding: 24px;
    background-color: var(--background-light);
    border-right: 1px solid var(--border-color);
}

.input-row {
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.input-row label {
    flex: 1;
    min-width: 180px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.input-field {
    flex: 1;
    min-width: 180px;
    position: relative;
    display: flex;
    align-items: center;
}

.currency-symbol {
    position: absolute;
    left: 12px;
    color: var(--text-secondary);
    z-index: 1;
    font-weight: 500;
}

.unit {
    color: var(--text-secondary);
    margin-left: 8px;
    font-size: 0.9rem;
}

input[type="text"], select {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    background-color: var(--background-light);
    color: var(--text-primary);
}

input[type="text"] {
    padding-right: 12px;
    padding-left: 24px;
    position: relative;
    text-align: right;
	  border: 1px solid black;
}

.input-field input[id^="loan-term"],
.input-field input[id^="interest-rate"],
.input-field input[id^="sales-tax"] {
    padding-left: 12px;
}

select {
    padding-right: 32px;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
	  border: 1px solid black;
}

.checkbox-row {
    display: flex;
    align-items: center;
    margin-top: 10px;
}

.checkbox-row label {
    display: flex;
    align-items: center;
    cursor: pointer;
    user-select: none;
    font-weight: 400;
}

input[type="checkbox"] {
    margin-right: 10px;
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
    cursor: pointer;
}

.info-icon {
    position: relative;
}

.info-tooltip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-radius: 50%;
    text-align: center;
    font-size: 12px;
    line-height: 1;
    margin-left: 8px;
    cursor: help;
    position: relative;
}

.info-tooltip:hover {
    background-color: var(--primary-color);
    color: white;
}

.info-tooltip:hover:after {
    content: attr(data-tooltip);
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-primary);
    color: white;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    white-space: nowrap;
    z-index: 10;
}

.calculate-btn-container {
    margin-top: 30px;
    text-align: center;
}

#calculate-btn {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    padding: 12px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
}

.play-icon {
    margin-left: 8px;
    display: inline-block;
}

.results-section {
    flex: 1;
    min-width: 320px;
    padding: 24px;
    background-color: var(--background-light);
}

.monthly-payment-highlight {
    background: linear-gradient(135deg, var(--success-color), #38bdf8);
    color: white;
    padding: 24px;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
}

.payment-label {
    font-size: 18px;
    font-weight: 500;
    z-index: 1;
}

.payment-amount {
    font-size: 24px;
    font-weight: 700;
    z-index: 1;
}

.save-icon {
    font-size: 20px;
    background-color: rgba(255,255,255,0.2);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    cursor: pointer;
    z-index: 1;
}

.results-details {
    background-color: var(--background-light);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.result-row {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.result-row:last-child {
    border-bottom: none;
}

.result-row:hover {
    background-color: var(--primary-light);
}

.result-label {
    font-weight: 400;
    color: var(--text-secondary);
}

.result-value {
    font-weight: 600;
    color: var(--text-primary);
}

.loan-breakdown {
    background-color: var(--background-light);
    border-radius: var(--radius-md);
    padding: 20px;
    margin-bottom: 24px;
    border: 1px solid var(--border-color);
}

.loan-breakdown h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
    text-align: center;
}

.chart-container {
    height: 200px;
    position: relative;
    margin-bottom: 16px;
    touch-action: manipulation;
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 12px;
}

.legend-item {
    display: flex;
    align-items: center;
    font-size: 14px;
}

.color-box {
    width: 16px;
    height: 16px;
    margin-right: 8px;
    border-radius: 3px;
}

.principal-color {
    background-color: var(--primary-color);
}

.interest-color {
    background-color: var(--success-color);
}

.tax-rate-link {
    text-align: center;
    margin-top: 20px;
}

.tax-rate-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
}

.tax-rate-link a:before {
    content: "🔍";
    margin-right: 8px;
}

.amortization-section {
    padding: 24px;
    background-color: var(--background-light);
    border-top: 1px solid var(--border-color);
}

.amortization-section h2 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.amortization-tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.amortization-tab {
    padding: 12px 20px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.amortization-tab:hover {
    color: var(--primary-color);
}

.amortization-tab.active {
    color: var(--primary-color);
    font-weight: 600;
}

.amortization-tab.active:after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
}

.amortization-content {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.amortization-table-container {
    flex: 1;
    min-width: 300px;
    max-height: 400px;
    overflow-y: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.amortization-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.amortization-table th, .amortization-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

.amortization-table th {
    background-color: var(--background-gray);
    font-weight: 600;
    color: var(--text-primary);
    position: sticky;
    top: 0;
    z-index: 1;
}

.amortization-table tr:hover td {
    background-color: var(--primary-light);
}

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

#total-price-content, #monthly-payment-content {
    width: 100%;
}

input[type="text"]:focus, select:focus {
    outline: none;
    border-color: var(--primary-color);
}

/* Responsive styles */
@media (max-width: 992px) {
    .calculator-content {
        flex-direction: column;
    }
    
    .input-section {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
}

@media (max-width: 768px) {
    .calculator-header {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
    
    .amortization-content {
        flex-direction: column;
    }
    
    .tab, .amortization-tab {
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .amortization-table th, .amortization-table td {
        padding: 10px 12px;
        font-size: 13px;
    }
    
    .input-row {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .input-row label, .input-field {
        width: 100%;
    }
    
    .monthly-payment-highlight {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    body {
        padding: 0px;
    }
    
    .calculator-container {
        border-radius: var(--radius-md);
        margin: 0;
    }
    
    .calculator-header {
        padding: 16px;
    }
    
    .calculator-header h1 {
        font-size: 22px;
    }
    
    .input-section, .results-section, .amortization-section {
        padding: 16px;
    }
    
    .tab {
        padding: 10px;
        font-size: 14px;
    }
}

/* New media query for extra small screens */
@media (max-width: 375px) {
    .calculator-header h1 {
        font-size: 18px;
    }
    
    .print-link {
        padding: 6px 12px;
        font-size: 12px;
    }
    
    .tab, .amortization-tab {
        padding: 8px 6px;
        font-size: 12px;
    }
    
    .input-section, .results-section, .amortization-section {
        padding: 12px 8px;
    }
    
    input[type="text"], select {
        padding: 8px;
        font-size: 14px;
    }
    
    .input-field .currency-symbol {
        left: 8px;
    }
    
    .monthly-payment-highlight {
        padding: 16px 12px;
    }
    
    .payment-amount {
        font-size: 20px;
    }
    
    .payment-label {
        font-size: 16px;
    }
    
    .result-row {
        padding: 8px 10px;
    }
    
    .result-label, .result-value {
        font-size: 13px;
    }
    
    #calculate-btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .chart-container {
        height: 160px;
    }
    
    .amortization-table th, .amortization-table td {
        padding: 8px 6px;
        font-size: 12px;
    }
    
    .amortization-tabs {
        display: flex;
        justify-content: center;
        align-items: center;
        margin-bottom: 15px;
    }
    
    .amortization-tab {
        min-height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex: 1;
        text-align: center;
        font-weight: 600;
        padding: 10px 5px;
        position: relative;
        z-index: 1;
        touch-action: manipulation;
    }
    
    .amortization-tab.active {
        color: var(--primary-color);
        background-color: var(--primary-light);
    }
    
    .amortization-tab.active:after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 3px;
        background-color: var(--primary-color);
    }
    
    /* Ensure table is scrollable */
    .amortization-table-container {
        max-height: 250px;
        overflow-y: auto;
    }
}

/* For extremely small screens */
@media (max-width: 320px) {
    .calculator-header h1 {
        font-size: 16px;
    }
    
    .calculator-header {
        padding: 12px 8px;
    }
    
    .tab, .amortization-tab {
        padding: 6px 4px;
        font-size: 11px;
    }
    
    .payment-amount {
        font-size: 18px;
    }
    
    .result-label, .result-value {
        font-size: 12px;
    }
    
    input[type="text"], select {
        padding: 6px;
        font-size: 12px;
    }
    
    .input-field {
        min-width: 100%;
    }
    
    .chart-container {
        height: 140px;
    }
    
    /* Improve small screen scrolling */
    .amortization-table-container {
        max-width: 100%;
        overflow-x: auto;
    }
    
    .amortization-table {
        min-width: 280px;
    }
}

/* Improve usability on small touch screens */
@media (hover: none) and (pointer: coarse) and (max-width: 480px) {
    input[type="text"], select, #calculate-btn, .tab, .amortization-tab {
        min-height: 44px; /* Minimum touch target size */
    }
    
    .input-field {
        margin-bottom: 8px;
    }
    
    /* Increase space between interactive elements */
    .input-row {
        margin-bottom: 16px;
    }
}

.extra-small-screen {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Improve touch targets for form elements */
@media (max-width: 375px) {
    /* Make form elements more touch-friendly */
    .input-field {
        position: relative;
        min-height: 44px;
    }
    
    .input-row label {
        margin-bottom: 4px;
        font-size: 14px;
    }
    
    /* Improve spacing between form elements */
    .monthly-payment-highlight, .results-details, .loan-breakdown {
        margin-bottom: 16px;
    }
    
    /* Better visual separation for results */
    .result-row:nth-child(odd) {
        background-color: rgba(249, 250, 251, 0.5);
    }
    
    /* Ensure table is scrollable */
    .amortization-table-container {
        -webkit-overflow-scrolling: touch;
    }
    
    /* Improve visibility of chart legend */
    .chart-legend {
        flex-wrap: wrap;
        gap: 10px;
    }
    
    .legend-item {
        font-size: 12px;
    }
}

/* Improve iOS form rendering */
@supports (-webkit-touch-callout: none) {
    input, select, button {
        -webkit-appearance: none;
        border-radius: var(--radius-md);
    }
    
    /* Fix for double-tap issues */
    .tab, .amortization-tab, .save-icon, #calculate-btn {
        touch-action: manipulation;
    }
}

/* Specific class-based styling for 320px devices */
.screen-320 .calculator-header h1 {
    font-size: 16px;
}

.screen-320 .tabs {
    overflow: hidden;
}

.screen-320 .tab {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 8px 5px;
    font-size: 12px;
}

.screen-320 input[type="text"], 
.screen-320 select {
    font-size: 13px;
}

.screen-320 .input-field .currency-symbol {
    font-size: 12px;
}

.screen-320 .result-row {
    padding: 6px 8px;
}

.screen-320 .amortization-section h2 {
    font-size: 18px;
    text-align: center;
}

.screen-320 .amortization-tab {
    font-size: 12px;
    padding: 8px 4px;
}

.screen-320 .chart-container {
    height: 180px;
}

/* Print styles */
@media print {
    body {
        background-color: white;
        padding: 0;
    }
    
    .calculator-container {
        box-shadow: none;
        max-width: none;
    }
    
    .calculate-btn-container, .print-link {
        display: none;
    }
    
    .input-section, .results-section {
        page-break-inside: avoid;
    }
    
    .calculator-footer {
        display: none;
    }
}

.calculator-footer {
    padding: 16px 24px;
    background-color: var(--background-gray);
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
}

/* Targeted Fixes for 320px-375px Range */
@media (min-width: 320px) and (max-width: 375px) {
    /* Optimize container and content */
    .calculator-container {
        padding: 0;
        width: 100%;
        max-width: 100%;
    }
    
    .calculator-content {
        display: block;
    }
    
    .input-section, 
    .results-section {
        width: 100%;
        min-width: 100%;
        padding: 10px 8px;
        display: block;
    }
    
    /* Optimize input fields */
    .input-row {
        margin-bottom: 12px;
    }
    
    .input-row label {
        display: block;
        width: 100%;
        margin-bottom: 5px;
        font-size: 13px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .input-field {
        width: 100%;
        height: 36px;
    }
    
    input[type="text"], select {
        height: 36px;
        font-size: 13px;
        padding: 6px 6px 6px 22px;
    }
    
    select {
        padding-right: 25px;
        background-size: 12px;
    }
    
    .input-field .currency-symbol {
        left: 8px;
        font-size: 12px;
    }
    
    .unit {
        font-size: 12px;
    }
    
    .info-tooltip {
        width: 16px;
        height: 16px;
        font-size: 10px;
        margin-left: 4px;
    }
    
    /* Optimize results section */
    .monthly-payment-highlight {
        padding: 12px 10px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .payment-label {
        font-size: 14px;
        width: 30%;
    }
    
    .payment-amount {
        font-size: 18px;
        width: 60%;
        text-align: center;
    }
    
    .save-icon {
        width: 28px;
        height: 28px;
        font-size: 14px;
    }
    
    .results-details .result-row {
        padding: 8px 6px;
    }
    
    .result-label {
        font-size: 12px;
        width: 60%;
        padding-right: 5px;
    }
    
    .result-value {
        font-size: 12px;
        width: 40%;
        text-align: right;
    }
    
    /* Improve calculate button */
    #calculate-btn {
        width: 100%;
        padding: 10px 100px;
        font-size: 14px;
        margin: 15px 0 5px 0;
        height: 40px;
    }
    
    /* Optimize tabs */
    .tab, .amortization-tab {
        padding: 8px 5px;
        font-size: 12px;
    }
    
    /* Optimize chart sections */
    .loan-breakdown {
        padding: 12px 8px;
    }
    
    .loan-breakdown h3 {
        font-size: 15px;
        margin-bottom: 10px;
    }
    
    .chart-container {
        height: 160px;
    }
    
    .chart-legend {
        gap: 10px;
    }
    
    .legend-item {
        font-size: 12px;
    }
    
    /* Optimize amortization section */
    .amortization-section {
        padding: 12px 8px;
    }
    
    .amortization-section h2 {
        font-size: 16px;
        text-align: center;
    }
    
    .amortization-table th, 
    .amortization-table td {
        padding: 5px 3px;
        font-size: 11px;
        white-space: nowrap;
    }
}

/* Extreme narrow devices (exactly at 320px) */
@media (width: 320px) {
    .calculator-header {
        padding: 10px 5px;
    }
    
    .calculator-header h1 {
        font-size: 16px;
    }
    
    .print-link {
        padding: 5px 10px;
        font-size: 11px;
    }
    
    input[type="text"] {
        font-size: 12px;
    }
    
    .result-row {
        display: flex;
        flex-wrap: nowrap;
    }
    
    .result-label {
        width: 65%;
    }
    
    .result-value {
        width: 35%;
    }
    
    .amortization-table-container {
        overflow-x: auto;
    }
    
    .amortization-content {
        display: block;
    }
    
    .amortization-table {
        width: 100%;
        min-width: 300px;
    }
    
    /* Force wrapping on very long labels */
    .input-row label[for="fees"], 
    .input-row label[for="fees-total"] {
        white-space: normal;
        line-height: 1.2;
    }
}

/* Specific class-based styling for narrow-mobile (320-375px) */
.narrow-mobile {
    overflow-x: hidden;
    width: 100%;
}

.narrow-mobile .calculator-content {
    flex-direction: column;
    display: block !important;
}

.narrow-mobile .input-section,
.narrow-mobile .results-section {
    width: 100%;
    max-width: 100%;
    min-width: auto !important;
    display: block;
    border: none;
}

.narrow-mobile .input-section {
    border-bottom: 1px solid var(--border-color);
}

.narrow-mobile .amortization-content {
    display: block;
}

.narrow-mobile .amortization-table-container,
.narrow-mobile .chart-container {
    min-width: 100%;
    max-width: 100%;
    margin-bottom: 15px;
}

.narrow-mobile .amortization-table {
    width: 100%;
}

/* Force scrollable table for tiny screens */
.narrow-mobile .amortization-table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Better result rows display */
.narrow-mobile .result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.narrow-mobile .result-label {
    flex: 3;
    padding-right: 5px;
}

.narrow-mobile .result-value {
    flex: 2;
    text-align: right;
}

/* Fix spacing on form elements */
.narrow-mobile .input-row {
    display: block;
}

.narrow-mobile label {
    font-size: 13px;
    margin-bottom: 4px;
}

.narrow-mobile .input-field {
    width: 100%;
}