.md-calculator-widget {
    box-sizing: border-box;
    width: 100%;
    margin: 1.5rem 0;
    padding: clamp(1rem, 3vw, 2rem);
    border: 1px solid #dce5eb;
    border-radius: 16px;
    background: #f9fbfc;
    color: #223247;
    box-shadow: 0 5px 22px rgba(17, 33, 50, .06);
}

.md-calculator-widget *, .md-calculator-widget *::before, .md-calculator-widget *::after {
    box-sizing: border-box;
}

.md-calc-header h3 {
    margin: 0 0 1.25rem;
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    line-height: 1.25;
    color: inherit;
}

.md-calc-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.1rem 1.5rem;
}

.md-calc-form-group label {
    display: flex;
    flex-direction: column;
    gap: .45rem;
    width: 100%;
}

.md-calc-label, .md-calc-label-inline {
    font-size: .93rem;
    font-weight: 650;
    line-height: 1.45;
}

.md-calc-form-group input:not([type="checkbox"]),
.md-calc-form-group select {
    width: 100%;
    min-height: 46px;
    padding: .68rem .8rem;
    border: 1px solid #a9bac8;
    border-radius: 9px;
    background: #fff;
    color: #223247;
    font: inherit;
}

.md-calc-form-group input:focus-visible,
.md-calc-form-group select:focus-visible,
.md-calc-btn:focus-visible {
    outline: 3px solid #67a2d1;
    outline-offset: 2px;
}

.md-calc-actions {
    grid-column: 1 / -1;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-top: .5rem;
}

.md-calc-btn {
    border: 0;
    border-radius: 9px;
    background: #205a80;
    color: #fff;
    font: inherit;
    font-weight: 700;
    padding: .85rem 1.5rem;
    cursor: pointer;
}

.md-calc-btn:hover { background: #164566; }
.md-calc-btn:disabled { opacity: .65; cursor: progress; }
.md-calc-spinner { font-size: .9rem; color: #506478; }

.md-calc-result-area {
    margin-top: 1.25rem;
    padding: 1.25rem;
    border: 1px solid #b7d1cc;
    border-radius: 12px;
    background: #fff;
}

.md-calc-result h4, .md-calc-result h5 { margin: 0 0 .8rem; }
.md-calc-result h5 { margin-top: 1.1rem; }

.md-calc-result-list {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.5fr);
    gap: .55rem 1rem;
    margin: 0;
}

.md-calc-result-list dt { font-weight: 650; }
.md-calc-result-list dd { margin: 0; overflow-wrap: anywhere; }
.md-calc-result ul { margin: 0 0 0 1.2rem; padding: 0; }
.md-calc-result li + li { margin-top: .5rem; }
.md-calc-total { font-weight: 700; }

@media (max-width: 600px) {
    .md-calc-form { grid-template-columns: 1fr; }
    .md-calc-result-list { grid-template-columns: 1fr; }
    .md-calc-result-list dd { margin-bottom: .5rem; }
    .md-calc-btn { width: 100%; }
}