.today-label { text-align: center; font-size: 0.8rem; color: #bbb; margin-bottom: 2rem; }

.calc-section {
    background: #fff;
    border: 1.5px solid #eee;
    border-radius: 12px;
    padding: 1.5rem;
}

.checkbox-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: #666;
    margin-bottom: 1rem;
    cursor: pointer;
}
.checkbox-row input[type="checkbox"] { cursor: pointer; }

.result-box {
    background: #f9f9f7;
    border-radius: 8px;
    padding: 1rem 1.25rem;
    min-height: 3.5rem;
}
.result-box.empty { display: none; }
.result-primary { font-size: 1.5rem; font-weight: 700; color: #1a1a1a; font-variant-numeric: tabular-nums; }
.result-secondary { font-size: 0.85rem; color: #888; margin-top: 0.25rem; }
.result-tertiary { font-size: 0.8rem; color: #bbb; margin-top: 0.15rem; }

.swap-row {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 0.75rem;
}
.swap-btn {
    background: none;
    border: 1.5px solid #e0e0e0;
    border-radius: 6px;
    padding: 0.3rem 0.65rem;
    font-size: 0.75rem;
    font-family: inherit;
    color: #bbb;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: border-color 0.15s, color 0.15s;
}
.swap-btn:hover { border-color: #bbb; color: #555; }