/* =======================================================
   NavTools - Importo Mutuo Erogabile
   ======================================================= */

.tool-container {
    padding-top: 24px;
    padding-bottom: 48px;
}

.back-link {
    display: inline-flex;
    margin-bottom: 20px;
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
}

.back-link:hover,
.back-link:focus-visible {
    color: var(--primary-dark);
    text-decoration: underline;
}

.tool-header {
    max-width: 760px;
    margin: 0 auto 28px;
    text-align: center;
}

.tool-header .logo {
    width: 96px;
    max-width: 30vw;
    margin: 0 auto 14px;
}

h1 {
    margin: 0 0 8px;
    color: var(--primary);
    font-size: clamp(2rem, 4vw, 2.7rem);
    letter-spacing: 0;
}

.description {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
}

.calculator-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
    gap: 20px;
    align-items: start;
}

.input-column,
.result-column {
    display: grid;
    gap: 20px;
}

.panel,
.result-card {
    padding: 24px;
}

.panel h2 {
    margin: 0 0 18px;
    color: var(--primary);
    font-size: 1.2rem;
}

label {
    display: block;
    margin: 16px 0 6px;
    color: #263846;
    font-weight: 700;
}

input {
    width: 100%;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid #cddbd6;
    border-radius: 6px;
    background: #ffffff;
    color: var(--text);
    font: inherit;
}

input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
}

.result-card {
    text-align: center;
    border-top: 5px solid var(--accent);
}

#resultTitle {
    margin: 0 0 10px;
    color: var(--muted);
    font-weight: 700;
}

#resultValue {
    min-height: 58px;
    color: var(--primary);
    font-size: clamp(2.1rem, 5vw, 3rem);
    font-weight: 800;
    line-height: 1.15;
}

#resultMessage {
    min-height: 22px;
    margin: 12px 0 0;
    font-weight: 700;
}

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

td {
    padding: 11px 0;
    vertical-align: top;
}

td:first-child {
    color: var(--muted);
}

td:last-child {
    text-align: right;
    font-weight: 800;
}

tr:not(:last-child) {
    border-bottom: 1px solid #edf2f0;
}

.info-card {
    margin-top: 20px;
    color: var(--muted);
}

.error {
    color: var(--danger);
}

@media (max-width: 820px) {
    .calculator-layout {
        grid-template-columns: 1fr;
    }

    .tool-container {
        width: min(100% - 28px, 680px);
        padding-top: 18px;
    }
}

@media (max-width: 560px) {
    .panel,
    .result-card {
        padding: 18px;
    }

    td:last-child {
        padding-left: 12px;
    }
}