.calculator-sticky {
    position: sticky;
    top: 12px;
    z-index: 1;
}

.max-w-760 {
    max-width: 760px;
}

.quick-note {
    background: linear-gradient(135deg, #eef2ff, #f8f9ff);
    border: 1px solid #dfe5ff;
}

.roi-bar-wrap {
    height: 12px;
    overflow: hidden;
    border-radius: 999px;
    background: rgba(15, 23, 42, 0.1);
}

.roi-bar {
    height: 100%;
    min-width: 4px;
    border-radius: inherit;
    background: linear-gradient(90deg, #198754, #4caf50);
    transition: width 0.2s ease, background 0.2s ease;
}

.roi-bar.negative {
    background: linear-gradient(90deg, #dc3545, #f28b8b);
}

.roi-callout {
    background: linear-gradient(135deg, #fff8e7, #fffdf6);
    border: 1px solid #f5dfaa;
}

.formula-box {
    min-height: 72px;
    white-space: pre-wrap;
    word-break: break-word;
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid rgba(15, 23, 42, 0.08);
    border-radius: 1rem;
    padding: 0.85rem 1rem;
    margin: 0;
}

.step-number {
    width: 2rem;
    height: 2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: rgba(13, 110, 253, 0.14);
    color: #084298;
    font-weight: 700;
}

.scenario-btn {
    min-height: 38px;
}

@media (max-width: 991.98px) {
    .calculator-sticky {
        position: static;
        top: auto;
    }
}