.systems-grid[data-astro-cid-wmollqd2]{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem;margin:1.5rem 0 2rem}.system-card[data-astro-cid-wmollqd2]{background:var(--color-surface, #f9fafb);border:1px solid var(--color-border, #e5e7eb);border-radius:12px;padding:1.4rem;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}.system-card[data-astro-cid-wmollqd2]:hover{transform:translateY(-2px);box-shadow:0 8px 20px #0000000f}.card-header[data-astro-cid-wmollqd2]{display:flex;flex-direction:column;margin-bottom:.75rem}.card-h3[data-astro-cid-wmollqd2]{margin:.35rem 0 0;font-size:1.1rem;font-weight:700;color:var(--color-text-primary, #0a0a0a)}.difficulty-badge[data-astro-cid-wmollqd2]{align-self:flex-start;padding:.2rem .55rem;border-radius:4px;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.difficulty-badge[data-astro-cid-wmollqd2].none{background:#22c55e1f;color:#15803d}.difficulty-badge[data-astro-cid-wmollqd2].low{background:#3b82f61f;color:#1d4ed8}.difficulty-badge[data-astro-cid-wmollqd2].med{background:#f59e0b1f;color:#b45309}.difficulty-badge[data-astro-cid-wmollqd2].high{background:#ef44441f;color:#b91c1c}.system-card[data-astro-cid-wmollqd2] p[data-astro-cid-wmollqd2]{font-size:.9rem;margin:0 0 1rem;flex-grow:1;color:var(--color-text-secondary, #4b5563)}.card-link[data-astro-cid-wmollqd2]{font-weight:600;font-size:.85rem;color:var(--color-accent, #2563eb);text-decoration:none}.card-link[data-astro-cid-wmollqd2]:hover{text-decoration:underline}.tools-grid[data-astro-cid-wmollqd2]{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1.25rem;margin:1.25rem 0 2rem}.tool-card[data-astro-cid-wmollqd2]{background:var(--color-surface, #fff);border:1px solid var(--color-border, #e5e7eb);border-radius:8px;padding:1.25rem 1.4rem;text-decoration:none;color:inherit;display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s}.tool-card[data-astro-cid-wmollqd2]:hover{border-color:var(--color-accent, #2563eb);box-shadow:0 4px 12px #2563eb14}.tool-card[data-astro-cid-wmollqd2] p[data-astro-cid-wmollqd2]{font-size:.88rem;margin:.5rem 0 1rem;flex-grow:1;color:var(--color-text-secondary, #4b5563)}.table-container[data-astro-cid-wmollqd2]{overflow-x:auto;margin:1.5rem 0}.content-table[data-astro-cid-wmollqd2]{width:100%;border-collapse:collapse;font-size:.92rem}.content-table[data-astro-cid-wmollqd2] th[data-astro-cid-wmollqd2],.content-table[data-astro-cid-wmollqd2] td[data-astro-cid-wmollqd2]{padding:.75rem 1rem;text-align:left;border-bottom:1px solid var(--color-border, #e5e7eb)}.content-table[data-astro-cid-wmollqd2] th[data-astro-cid-wmollqd2]{background:var(--color-surface, #f9fafb);font-weight:700}.math-callout[data-astro-cid-wmollqd2]{background:var(--color-surface-subtle, #f5f5f4);border-left:4px solid var(--color-accent, #2563eb);padding:1.25rem 1.5rem;border-radius:0 8px 8px 0;margin:1.25rem 0 1.75rem}.math-callout[data-astro-cid-wmollqd2] .formula[data-astro-cid-wmollqd2]{font-family:ui-monospace,Cascadia Code,monospace;font-size:1.05rem;font-weight:700;color:var(--color-accent, #2563eb);background:var(--color-surface, #fff);border:1px solid var(--color-border, #e5e7eb);padding:.65rem 1rem;border-radius:4px;margin-bottom:.85rem;display:block}.formula-list[data-astro-cid-wmollqd2]{margin:.5rem 0 .75rem;padding-left:1.25rem}.formula-list[data-astro-cid-wmollqd2] li[data-astro-cid-wmollqd2]{margin-bottom:.3rem;font-size:.9rem}.arb-faq-accordion[data-astro-cid-wmollqd2]{display:flex;flex-direction:column;gap:.5rem;margin-top:1.25rem}.arb-faq-item[data-astro-cid-wmollqd2]{border:1px solid var(--color-border,rgba(0,0,0,.08));border-radius:8px;overflow:hidden;background:var(--color-surface,#fff);transition:border-color .15s}.arb-faq-item[data-astro-cid-wmollqd2][open]{border-color:var(--color-accent,#1a56db)}.arb-faq-question[data-astro-cid-wmollqd2]{padding:.9rem 1.1rem;cursor:pointer;font-weight:600;font-size:.95rem;color:var(--color-text-primary,#0a0a0a);list-style:none;display:flex;justify-content:space-between;align-items:center}.arb-faq-question[data-astro-cid-wmollqd2]:after{content:"▸";font-size:.8rem;transition:transform .2s;flex-shrink:0}details[data-astro-cid-wmollqd2][open] .arb-faq-question[data-astro-cid-wmollqd2]:after{transform:rotate(90deg)}.arb-faq-answer[data-astro-cid-wmollqd2]{padding:0 1.1rem 1rem;color:var(--color-text-secondary,#444);font-size:.92rem;line-height:1.65}.arb-faq-answer[data-astro-cid-wmollqd2] p[data-astro-cid-wmollqd2]{margin:0}