.intro-direct-answer[data-astro-cid-lde7qpn2]{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:1.5rem 2rem;margin-bottom:2rem;box-shadow:var(--shadow-sm)}.intro-direct-answer[data-astro-cid-lde7qpn2] p[data-astro-cid-lde7qpn2]{font-size:1.05rem;line-height:1.7;color:var(--color-text-main);margin-bottom:.85rem}.intro-direct-answer[data-astro-cid-lde7qpn2] p[data-astro-cid-lde7qpn2]:last-child{margin-bottom:0}.intro-answer-badge[data-astro-cid-lde7qpn2]{display:inline-flex;align-items:center;background:var(--color-primary-subtle);border:1.5px solid var(--color-primary);border-radius:var(--radius-md);padding:.5rem 1.25rem;margin:.5rem 0 1rem}.intro-answer-val[data-astro-cid-lde7qpn2]{font-size:1.25rem;font-weight:700;color:var(--color-primary)}.example-box[data-astro-cid-lde7qpn2]{background:var(--color-bg-subtle);border-left:4px solid var(--color-primary);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:1rem 1.25rem;margin:1rem 0}.example-box[data-astro-cid-lde7qpn2] p[data-astro-cid-lde7qpn2]{margin-bottom:.35rem}.example-box[data-astro-cid-lde7qpn2] p[data-astro-cid-lde7qpn2]:last-child{margin-bottom:0}.formula-box[data-astro-cid-lde7qpn2]{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.85rem 1.25rem;font-size:1.05rem;color:var(--color-navy);margin:1rem 0;display:inline-block}.formula-box[data-astro-cid-lde7qpn2].highlight-brand{border-color:var(--color-primary);background:var(--color-primary-subtle);color:var(--color-primary)}.math-steps-card[data-astro-cid-lde7qpn2]{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:1.25rem 1.5rem;margin:1.25rem 0;box-shadow:var(--shadow-sm)}.math-steps-card[data-astro-cid-lde7qpn2] p[data-astro-cid-lde7qpn2]{margin-bottom:.6rem;font-size:.975rem}.math-steps-card[data-astro-cid-lde7qpn2] .final-highlight[data-astro-cid-lde7qpn2]{margin-top:.75rem;padding-top:.75rem;border-top:1px solid var(--color-border);font-size:1.05rem;color:var(--color-primary)}.table-wrapper[data-astro-cid-lde7qpn2]{width:100%;overflow-x:auto;margin:1.25rem 0;border-radius:var(--radius-lg);border:1px solid var(--color-border);background:#fff}.data-table[data-astro-cid-lde7qpn2]{width:100%;border-collapse:collapse;text-align:left;font-size:.95rem}.data-table[data-astro-cid-lde7qpn2] th[data-astro-cid-lde7qpn2]{background:var(--color-bg-subtle);padding:.85rem 1.25rem;font-weight:700;color:var(--color-navy);border-bottom:1.5px solid var(--color-border)}.data-table[data-astro-cid-lde7qpn2] td[data-astro-cid-lde7qpn2]{padding:.85rem 1.25rem;border-bottom:1px solid var(--color-border);color:var(--color-text-main)}.data-table[data-astro-cid-lde7qpn2] tr[data-astro-cid-lde7qpn2]:last-child td[data-astro-cid-lde7qpn2]{border-bottom:none}.data-table[data-astro-cid-lde7qpn2] tr[data-astro-cid-lde7qpn2]:hover td[data-astro-cid-lde7qpn2]{background:#f8fafc}.callout-alert[data-astro-cid-lde7qpn2]{background:#fff7ed;border:1px solid #fed7aa;border-left:4px solid var(--color-accent);border-radius:0 var(--radius-md) var(--radius-md) 0;padding:1rem 1.25rem;margin:1.25rem 0;font-size:.95rem;color:#9a3412}.tools-grid-list[data-astro-cid-lde7qpn2]{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:.85rem;list-style:none;padding:0;margin:1.5rem 0}.tools-grid-list[data-astro-cid-lde7qpn2] li[data-astro-cid-lde7qpn2]{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:.85rem 1rem;font-size:.925rem;line-height:1.5;transition:transform .15s ease,border-color .15s ease}.tools-grid-list[data-astro-cid-lde7qpn2] li[data-astro-cid-lde7qpn2]:hover{border-color:var(--color-primary);transform:translateY(-2px)}.tools-grid-list[data-astro-cid-lde7qpn2] a[data-astro-cid-lde7qpn2]{color:var(--color-primary);text-decoration:none}.tools-grid-list[data-astro-cid-lde7qpn2] a[data-astro-cid-lde7qpn2]:hover{text-decoration:underline}.calc-options-row[data-astro-cid-lde7qpn2]{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1.75rem}.checkbox-option[data-astro-cid-lde7qpn2]{display:flex;align-items:center;gap:.45rem;font-size:.875rem;font-weight:600;color:var(--color-text-muted);cursor:pointer;user-select:none}.checkbox-option[data-astro-cid-lde7qpn2] input[data-astro-cid-lde7qpn2]{cursor:pointer;accent-color:var(--color-primary);width:16px;height:16px}.time-swap-col[data-astro-cid-lde7qpn2]{display:flex;align-items:center;justify-content:center;padding-top:1.75rem}.boundary-hint[data-astro-cid-lde7qpn2]{display:block;font-size:.75rem;color:var(--color-text-subtle);font-family:var(--font-mono);margin-top:.25rem}.validation-error-box[data-astro-cid-lde7qpn2]{background:var(--color-error-subtle);border:1px solid var(--color-error);color:var(--color-error);border-radius:var(--radius-md);padding:.75rem 1rem;font-size:.875rem;font-weight:600;margin-bottom:1.5rem;text-align:center}.sec-field[data-astro-cid-lde7qpn2]{display:inline-flex;align-items:center}