/* Framework visuel de finutils : socle commun, puis styles spécifiques à chaque outil. */

:root {
    --color-bg: #f2f4f7;
    --color-surface: #ffffff;
    --color-border: #e2e5ea;
    --color-text: #1f2937;
    --color-text-muted: #667085;
    --color-primary: #2563eb;
    --color-primary-dark: #1d4ed8;
    --color-success: #15803d;
    --color-success-bg: #ecfdf3;
    --color-danger: #dc2626;
    --color-danger-bg: #fef2f2;
    --radius: 10px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--color-bg);
    color: var(--color-text);
    margin: 0;
    padding: 40px 16px;
}

.container {
    width: 100%;
    max-width: 640px;
    margin: 0 auto;
    background-color: var(--color-surface);
    padding: 28px;
    border-radius: var(--radius);
    box-shadow: 0 1px 3px rgba(16, 24, 40, 0.06), 0 8px 24px rgba(16, 24, 40, 0.05);
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 24px;
}

h2 {
    font-size: 1.05rem;
    margin: 0 0 12px;
}

.tabs {
    display: flex;
    flex: 1;
    min-width: 0;
    border-bottom: 1px solid var(--color-border);
    align-self: stretch;
}

.tab-button {
    flex: 1;
    padding: 10px 4px;
    margin-bottom: -1px;
    border: none;
    border-bottom: 2px solid transparent;
    background: none;
    color: var(--color-text-muted);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.tab-button:hover {
    color: var(--color-text);
}

.tab-button[aria-selected="true"] {
    color: var(--color-primary-dark);
    border-bottom-color: var(--color-primary);
}

.tab-panel[hidden] {
    display: none;
}

button.reset-button {
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    line-height: 1;
}

button.reset-button[hidden] {
    display: none;
}

button.reset-button:hover {
    background-color: var(--color-bg);
    color: var(--color-danger);
    border-color: var(--color-danger);
}

fieldset {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 18px;
    padding: 18px;
}

legend {
    font-weight: 600;
    padding: 0 8px;
    color: var(--color-primary-dark);
}

.form-group {
    margin-bottom: 14px;
}

.form-group:last-child {
    margin-bottom: 0;
}

label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    color: var(--color-text-muted);
}

.checkbox-group label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-weight: normal;
    color: var(--color-text);
}

.toggle-group {
    display: flex;
    width: 100%;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    flex-wrap: wrap;
}

.toggle-group label {
    flex: 1 1 80px;
    margin: 0;
    padding: 8px 14px;
    font-size: 14px;
    text-align: center;
    color: var(--color-text);
    cursor: pointer;
    background-color: var(--color-bg);
    border-right: 1px solid var(--color-border);
    transition: background-color 0.15s ease, color 0.15s ease;
}

.toggle-group label:last-child {
    border-right: none;
}

.toggle-group input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.toggle-group input:checked + span {
    font-weight: 600;
}

.toggle-group label:has(input:checked) {
    background-color: var(--color-primary);
    color: #fff;
}

.toggle-group label:has(input:disabled) {
    cursor: not-allowed;
    opacity: 0.6;
}

input[type="number"], input[type="date"], select {
    width: 100%;
    padding: 9px 10px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-text);
    background-color: var(--color-surface);
}

input[type="number"]:focus, input[type="date"]:focus, select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

select:disabled {
    background-color: var(--color-bg);
    color: var(--color-text-muted);
}

.input-with-suffix {
    position: relative;
    width: 100%;
}

.input-with-suffix input {
    padding-right: 34px;
}

.input-with-suffix span {
    position: absolute;
    top: 50%;
    right: 12px;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    font-size: 14px;
    pointer-events: none;
}

.results {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 18px;
    margin-top: 18px;
}

.results h2 {
    color: var(--color-primary-dark);
}

.results-placeholder {
    margin-top: 18px;
    padding: 16px;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius);
    color: var(--color-text-muted);
    font-size: 14px;
    text-align: center;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.formula-note {
    margin-top: 12px;
    font-size: 12px;
    color: var(--color-text-muted);
}

@media (max-width: 640px) {
    body {
        padding: 20px 12px;
    }

    .container {
        padding: 20px 18px;
    }

    .app-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* --- Assurance vie --- */

.legal-link {
    margin: 12px 0 0;
    font-size: 12px;
}

.legal-link a {
    color: var(--color-text-muted);
}

.auto-note {
    margin: 6px 0 0;
    font-size: 12px;
    color: var(--color-success);
}

.abattement-note {
    margin: 10px 0 0;
    font-size: 13px;
    color: var(--color-text-muted);
}

/* Valeur calculée automatiquement, présentée comme une information et non comme un champ de saisie. */
.info-note {
    margin: 0 0 14px;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background-color: var(--color-bg);
    font-size: 13px;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.info-note[hidden] {
    display: none;
}

.info-note strong {
    color: var(--color-text);
    font-size: 14px;
}

.info-note.is-positive {
    border-color: var(--color-success);
    background-color: var(--color-success-bg);
}

.info-note.is-positive strong {
    color: var(--color-success);
}

.info-note.is-negative {
    border-color: var(--color-danger);
    background-color: var(--color-danger-bg);
    color: var(--color-danger);
}

#tab-av .results-table th, #tab-av .results-table td {
    padding: 12px;
    border: 1px solid var(--color-border);
    text-align: left;
}

#tab-av .results-table th {
    background-color: var(--color-bg);
    font-weight: 600;
    font-size: 13px;
    color: var(--color-text-muted);
}

#tab-av .results-table tbody tr.best-option {
    background-color: var(--color-success-bg);
    font-weight: 600;
}

#tab-av .results-table tbody tr.best-option td:last-child {
    color: var(--color-success);
}

/* --- Prêt immobilier --- */

.calculated-value {
    margin: 14px 0 0;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background-color: var(--color-bg);
    font-size: 14px;
}

.calculated-label {
    color: var(--color-text);
}

.calculated-amount {
    display: inline-flex;
    gap: 6px;
    white-space: nowrap;
    font-weight: 600;
    color: var(--color-primary-dark);
}

.range-input {
    display: flex;
    align-items: center;
    gap: 16px;
}

.range-input input {
    flex: 1;
    accent-color: var(--color-primary);
}

.range-input output {
    min-width: 54px;
    font-weight: 600;
    color: var(--color-text);
    text-align: right;
}

#tab-pret .results-table th,
#tab-pret .results-table td {
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    text-align: left;
    vertical-align: middle;
}

#tab-pret .results-table th {
    width: auto;
    font-weight: 600;
    color: var(--color-text-muted);
}

#tab-pret .results-table .operator {
    display: inline-block;
    width: 20px;
    color: var(--color-text-muted);
    text-align: center;
    font-weight: 400;
}

#tab-pret .results-table td {
    white-space: nowrap;
    font-weight: 600;
    color: var(--color-text);
    text-align: right;
}

#tab-pret .results-table tbody tr.stripe-odd th,
#tab-pret .results-table tbody tr.stripe-odd td {
    background-color: #f8fafc;
}

#tab-pret .results-table tbody tr.stripe-even th,
#tab-pret .results-table tbody tr.stripe-even td {
    background-color: #ffffff;
}

.assumption-note {
    margin: 14px 0 0;
    padding-top: 12px;
    border-top: 1px solid var(--color-border);
    font-size: 12px;
    line-height: 1.5;
    color: var(--color-text-muted);
}

.monthly-summary {
    margin: 14px 0 0;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    background-color: var(--color-bg);
    color: var(--color-text);
    font-size: 14px;
}

.monthly-summary strong {
    color: var(--color-primary-dark);
    font-weight: 600;
}

.monthly-value {
    white-space: normal;
}

.warning {
    margin: 12px 0 0;
    padding: 10px 12px;
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.5;
}

.warning-success {
    border: 1px solid #b7dfc3;
    background-color: var(--color-success-bg);
    color: var(--color-success);
}

.warning-info {
    border: 1px solid #f3d49b;
    background-color: #fffaf0;
    color: #9a6700;
}

.warning-danger {
    border: 1px solid #f3caca;
    background-color: #fff7f7;
    color: var(--color-danger);
}

.warning:empty {
    display: none;
}