.v2-steps-list{display:flex;flex-direction:column;gap:.75rem}.v2-step-card{background:var(--color-bg-hover,#27272a);border:1px solid var(--color-border);border-left:3px solid color-mix(in srgb,var(--topic-accent) 30%,transparent);border-radius:.875rem;padding:1rem 1.25rem}.v2-step-card.is-answer{border-left-color:var(--topic-accent);background:color-mix(in srgb,var(--topic-accent) 5%,var(--color-bg-card))}.v2-step-n{font-size:.62rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:var(--color-text-muted);margin-bottom:.25rem}.v2-step-title{font-size:.875rem;font-weight:700;color:var(--color-text);margin-bottom:.35rem}.v2-step-eq{font-size:1.05rem;font-family:ui-monospace,monospace;font-weight:600;color:var(--color-text-secondary);line-height:1.4}.v2-step-eq.is-answer-eq{font-size:1.2rem;color:var(--topic-accent);font-weight:800}.v2-step-note{font-size:.78rem;color:var(--color-text-muted);line-height:1.6;margin-top:.4rem}.v3-grid[data-astro-cid-qasc7n7s]{display:grid;grid-template-columns:1fr;gap:1.75rem;align-items:start}@media(min-width:900px){.v3-grid[data-astro-cid-qasc7n7s]{grid-template-columns:1fr 1fr}}.v3-left[data-astro-cid-qasc7n7s]{display:flex;flex-direction:column;gap:1.25rem;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:1.25rem;padding:1.75rem}.v3-right[data-astro-cid-qasc7n7s]{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:1.25rem;padding:1.75rem;min-height:260px;display:flex;flex-direction:column;gap:1rem}.v2-steps-heading[data-astro-cid-qasc7n7s]{font-size:.68rem;font-weight:800;text-transform:uppercase;letter-spacing:.12em;color:var(--color-text-muted);padding-bottom:.65rem;border-bottom:1px dashed var(--color-border)}.frac-inputs-card[data-astro-cid-qasc7n7s]{display:flex;flex-direction:column;gap:1.5rem}.frac-row[data-astro-cid-qasc7n7s]{display:flex;align-items:flex-end;gap:1.5rem;flex-wrap:wrap}.frac-entry[data-astro-cid-qasc7n7s]{display:flex;flex-direction:column;gap:.35rem}.conv-label[data-astro-cid-qasc7n7s]{font-size:.75rem;font-weight:600;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em}.frac-widget[data-astro-cid-qasc7n7s]{display:flex;flex-direction:column;align-items:center;gap:.25rem}.frac-num[data-astro-cid-qasc7n7s],.frac-den[data-astro-cid-qasc7n7s]{width:6rem;text-align:center;background:var(--color-bg-main);border:1px solid var(--color-border);border-radius:.5rem;padding:.6rem .5rem;color:var(--color-text);font-size:1.5rem;font-weight:700;outline:none;transition:border-color .15s}.frac-num[data-astro-cid-qasc7n7s]:focus,.frac-den[data-astro-cid-qasc7n7s]:focus{border-color:var(--topic-accent)}.frac-bar[data-astro-cid-qasc7n7s]{width:6rem;height:2px;background:var(--color-text);border-radius:1px}.btn-row[data-astro-cid-qasc7n7s]{display:flex;gap:.75rem;align-items:center;justify-content:center;margin-top:1rem}.btn-calc[data-astro-cid-qasc7n7s]{background:var(--topic-accent);color:#000;font-weight:700;font-size:.95rem;border:none;border-radius:.75rem;padding:.875rem 2rem;cursor:pointer;transition:opacity .15s}.btn-calc[data-astro-cid-qasc7n7s]:hover{opacity:.85}.btn-clear[data-astro-cid-qasc7n7s]{background:none;color:var(--color-text-muted);font-weight:600;font-size:.875rem;border:1px solid var(--color-border);border-radius:.75rem;padding:.875rem 1.25rem;cursor:pointer;transition:all .15s}.btn-clear[data-astro-cid-qasc7n7s]:hover{border-color:var(--color-text-muted);color:var(--color-text)}.answer-wrap[data-astro-cid-qasc7n7s]{background:color-mix(in srgb,var(--topic-accent) 8%,transparent);border:1px solid color-mix(in srgb,var(--topic-accent) 25%,transparent);border-radius:.75rem;padding:1.25rem 1.5rem;border-left:4px solid var(--topic-accent)}.answer-display[data-astro-cid-qasc7n7s]{font-size:2.25rem;font-weight:800;color:var(--topic-accent);line-height:1}.answer-label[data-astro-cid-qasc7n7s]{font-size:.875rem;color:var(--color-text-secondary);margin-top:.35rem}.steps-wrap[data-astro-cid-qasc7n7s]{display:flex;flex-direction:column;gap:.75rem}.sf-print-bar[data-astro-cid-qasc7n7s]{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;padding-top:1rem;border-top:1px solid var(--color-border)}.sf-print-note[data-astro-cid-qasc7n7s]{width:100%;font-size:.7rem;color:var(--color-text-muted);margin:0}.examples-grid[data-astro-cid-qasc7n7s]{display:grid;grid-template-columns:repeat(2,1fr);gap:.5rem}@media(min-width:640px){.examples-grid[data-astro-cid-qasc7n7s]{grid-template-columns:repeat(4,1fr)}}.example-btn[data-astro-cid-qasc7n7s]{border:1px solid var(--color-border);border-radius:.75rem;padding:.75rem 1rem;cursor:pointer;background:var(--color-bg-card);transition:border-color .15s;display:flex;flex-direction:column;gap:.2rem;width:100%}.example-btn[data-astro-cid-qasc7n7s]:hover{border-color:var(--topic-accent)}.example-expr[data-astro-cid-qasc7n7s]{font-size:.95rem;font-weight:600;color:var(--color-text);display:flex;align-items:center;gap:.35rem}.example-arrow[data-astro-cid-qasc7n7s]{color:var(--color-text-muted);font-size:.8rem}.howto-steps[data-astro-cid-qasc7n7s]{display:flex;flex-direction:column;gap:.75rem}.howto-step[data-astro-cid-qasc7n7s]{display:flex;align-items:flex-start;gap:1rem}.step-dot-static[data-astro-cid-qasc7n7s]{width:2rem;height:2rem;min-width:2rem;background:var(--topic-accent);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#000;font-weight:800;font-size:.875rem}.howto-title[data-astro-cid-qasc7n7s]{font-weight:700;font-size:.9rem;color:var(--color-text);margin-bottom:.2rem}.howto-detail[data-astro-cid-qasc7n7s]{font-size:.875rem;color:var(--color-text-secondary);line-height:1.6}.related-grid[data-astro-cid-qasc7n7s]{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}@media(max-width:640px){.related-grid[data-astro-cid-qasc7n7s]{grid-template-columns:1fr}}.hidden[data-astro-cid-qasc7n7s]{display:none!important}