.calc-page{
    margin-top: calc(var(--header-h) + 2.5rem);
    margin-bottom: 4rem;
}
.calc-wrap{
    max-width: 820px;
    margin: 0 auto;
}
.calc-page-title h1{
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 600;
    color: var(--green);
    margin: 0 0 0.4rem;
}
.calc-page-title p{
    font-size: 0.95rem;
    color: var(--muted);
    font-weight: 300;
    margin: 0 0 1rem;
}
.calc-title-divider{
    border: none;
    border-top: 1px solid var(--line);
    margin: 0 0 1.5rem;
}
.calc-card{
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
}
.calc-card-1{ background: #e8f4ee; }
.calc-card-2{ background: #eef6f1; }
.calc-card-title{
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--green);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 14px;
}
.calc-row-two{
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    align-items: end;
}
.calc-card-grid-3{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
    align-items: end;
}
.calc-ctrl-label{
    font-size: 0.75rem;
    color: var(--muted);
    margin-bottom: 6px;
}
.calc-wrap select,
.calc-wrap input[type=number]{
    width: 100%;
    font-size: 0.9rem;
    font-weight: 500;
    font-family: var(--font-sans);
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 4px;
    padding: 0.55rem 0.7rem;
    color: var(--ink);
}
.calc-wrap select:focus,
.calc-wrap input[type=number]:focus{
    outline: 2px solid rgba(52,149,105,0.25);
    border-color: var(--green-mid);
}
.calc-valore-noto{ display: none; }
.calc-valore-row{
    display: flex;
    align-items: center;
    gap: 10px;
}
.calc-valore-row input{ flex: 1; }
.calc-inp-tag{
    display: inline-block;
    font-size: 0.7rem;
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 600;
    white-space: nowrap;
}
.calc-tag-red{ background: #fcebeb; color: #a32d2d; }
.calc-tag-yellow{ background: #faeeda; color: #854f0b; }
.calc-tag-green{ background: #e1f5ee; color: #085041; }
.calc-divider{
    border: none;
    border-top: 1px solid rgba(0,56,31,0.12);
    margin: 14px 0;
}
.calc-tbl-wrap{
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}
.calc-tbl-title{
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--green);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 12px 14px 10px;
}
.calc-table{
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}
.calc-table th{
    background: var(--paper);
    padding: 9px 14px;
    text-align: right;
    font-weight: 500;
    color: var(--muted);
    font-size: 0.72rem;
}
.calc-table th:first-child{ text-align: left; }
.calc-table td{
    padding: 8px 14px;
    border-top: 1px solid #eee;
    color: var(--ink);
    text-align: right;
}
.calc-table td:first-child{
    text-align: left;
    color: var(--muted);
}
.calc-table tr.calc-sub td{
    background: var(--paper);
    font-weight: 600;
    color: var(--ink);
}
.calc-table tr.calc-tot td{
    background: #eaf3de;
    color: #3b6d11;
    font-weight: 600;
}
.calc-table tr.calc-net td{
    background: var(--green);
    color: #fff;
    font-weight: 600;
}
.calc-metrics{
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 1.5rem;
}
.calc-mc{
    background: var(--paper);
    border-radius: 6px;
    padding: 1rem;
}
.calc-mc-lbl{
    font-size: 0.72rem;
    color: var(--muted);
    margin-bottom: 4px;
}
.calc-mc-val{
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--ink);
}
.calc-mc-val.calc-g{ color: var(--green); }
.calc-note{
    background: var(--paper);
    border-radius: 6px;
    padding: 12px;
    font-size: 0.8rem;
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}
.calc-btn-wrap{
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
}
.calc-btn-print,
.calc-btn-save{
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-sans);
    border-radius: 6px;
    cursor: pointer;
}
.calc-btn-print{
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
}
.calc-btn-print:hover{ background: var(--paper); }
.calc-btn-save{
    border: 1px solid var(--green);
    background: var(--green);
    color: #fff;
}
.calc-btn-save:hover{ background: var(--green-mid); border-color: var(--green-mid); }
.calc-btn-print svg,
.calc-btn-save svg{
    width: 15px;
    height: 15px;
    flex-shrink: 0;
}

@media (max-width: 768px){
    .calc-row-two,
    .calc-card-grid-3,
    .calc-metrics{
        grid-template-columns: 1fr;
    }
}

@media print{
    .site-header,
    .site-footer,
    .nav-toggle,
    .calc-btn-wrap,
    .calc-note{ display: none !important; }
    body{ background: #fff; }
    .calc-page{ margin: 0; width: 100%; }
    .calc-card-1,
    .calc-card-2{
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    .calc-table tr.calc-net td,
    .calc-table tr.calc-tot td,
    .calc-table tr.calc-sub td,
    .calc-mc{
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
    .calc-wrap select,
    .calc-wrap input{ border: none !important; background: transparent !important; }
}