.demo[data-astro-cid-644vberk]{padding:20px}.toolbar[data-astro-cid-644vberk]{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px 24px;margin-bottom:18px;display:flex}.actions[data-astro-cid-644vberk]{flex-wrap:wrap;gap:8px;display:flex}.act[data-astro-cid-644vberk]{font-family:var(--font-mono);border:1px solid var(--border-strong);background:var(--surface-2);color:var(--text);cursor:pointer;border-radius:8px;padding:8px 14px;font-size:.82rem;font-weight:500;transition:border-color .15s,background .15s}.act[data-astro-cid-644vberk]:hover{border-color:var(--faint)}.act[data-astro-cid-644vberk].ins{color:var(--insert)}.act[data-astro-cid-644vberk].del{color:var(--delete)}.act[data-astro-cid-644vberk].refresh{color:var(--accent)}.act[data-astro-cid-644vberk]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.stat[data-astro-cid-644vberk]{color:var(--muted);font-size:.9rem}.stat[data-astro-cid-644vberk] b{color:var(--text)}.panes[data-astro-cid-644vberk]{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}@media (width<=760px){.panes[data-astro-cid-644vberk]{grid-template-columns:1fr}}.pane[data-astro-cid-644vberk]{background:var(--bg);border:1px solid var(--border);border-radius:10px;min-height:220px;padding:14px}h4[data-astro-cid-644vberk]{font-family:var(--font-mono);color:var(--text);margin:0 0 10px;font-size:.85rem;font-weight:500}.hint[data-astro-cid-644vberk]{color:var(--faint);font-family:var(--font-sans);margin-left:6px;font-size:.75rem}table[data-astro-cid-644vberk]{border-collapse:collapse;width:100%;font-family:var(--font-mono);font-size:.8rem}th[data-astro-cid-644vberk]{text-align:left;color:var(--faint);border-bottom:1px solid var(--border);padding:4px 6px;font-weight:500}td[data-astro-cid-644vberk]{color:var(--muted);padding:4px 6px}.num[data-astro-cid-644vberk]{text-align:right;font-variant-numeric:tabular-nums}.empty[data-astro-cid-644vberk]{color:var(--faint);padding:10px 6px;font-size:.82rem}#delta-demo .d-ins td{color:var(--insert)}#delta-demo .d-del td{color:var(--delete)}#delta-demo .flash-ins td{animation:1.2s ease-out flash-ins}#delta-demo .flash-view td{animation:1.4s ease-out flash-view}@keyframes flash-ins{0%{background:color-mix(in srgb, var(--insert) 22%, transparent);color:var(--text)}}@keyframes flash-view{0%{background:color-mix(in srgb, var(--accent) 28%, transparent);color:var(--text)}}.diagram[data-astro-cid-3tqnor4r]{margin:0}.scroll[data-astro-cid-3tqnor4r]{overflow-x:auto}svg[data-astro-cid-3tqnor4r]{width:100%;min-width:760px;height:auto;display:block}.lane[data-astro-cid-3tqnor4r]{fill:color-mix(in srgb, var(--surface) 60%, transparent);stroke:var(--border)}.lane[data-astro-cid-3tqnor4r].ext{stroke:color-mix(in srgb, var(--insert) 35%, transparent);stroke-dasharray:5 5;fill:color-mix(in srgb, var(--insert) 4%, transparent)}.lane-label[data-astro-cid-3tqnor4r]{font:600 13px var(--font-mono);fill:var(--muted);letter-spacing:.06em}.lane-label[data-astro-cid-3tqnor4r].ext{fill:var(--insert)}.box[data-astro-cid-3tqnor4r]{fill:var(--surface-2);stroke:var(--border-strong)}.box[data-astro-cid-3tqnor4r].ivm{stroke:var(--insert)}.box[data-astro-cid-3tqnor4r].target{stroke:var(--accent)}.box[data-astro-cid-3tqnor4r].input{fill:var(--bg)}.t[data-astro-cid-3tqnor4r]{font:600 13px var(--font-mono);fill:var(--text);text-anchor:middle}.s[data-astro-cid-3tqnor4r]{font:400 11.5px var(--font-mono);fill:var(--muted);text-anchor:middle}.mono[data-astro-cid-3tqnor4r]{font:500 11.5px var(--font-mono);fill:var(--accent)}.flow[data-astro-cid-3tqnor4r] path[data-astro-cid-3tqnor4r]{fill:none;stroke:var(--faint);stroke-width:1.6px}.flow[data-astro-cid-3tqnor4r].hook path[data-astro-cid-3tqnor4r]{stroke:var(--insert);stroke-dasharray:4 4}.head[data-astro-cid-3tqnor4r]{fill:var(--faint)}.lbl[data-astro-cid-3tqnor4r]{font:400 11px var(--font-mono);fill:var(--faint)}figcaption[data-astro-cid-3tqnor4r]{color:var(--faint);max-width:90ch;margin-top:14px;font-size:.85rem}.diagram[data-astro-cid-5t27tafe]{margin:0}.scroll[data-astro-cid-5t27tafe]{overflow-x:auto}svg[data-astro-cid-5t27tafe]{width:100%;min-width:680px;height:auto;display:block}.engine[data-astro-cid-5t27tafe]{fill:color-mix(in srgb, var(--surface) 60%, transparent);stroke:var(--border)}.eng[data-astro-cid-5t27tafe]{font:600 14px var(--font-sans);fill:var(--text);text-anchor:middle}.dim[data-astro-cid-5t27tafe]{fill:var(--faint);font-family:var(--font-mono)}.role[data-astro-cid-5t27tafe]{font:400 11.5px var(--font-mono);fill:var(--faint);text-anchor:middle}.box[data-astro-cid-5t27tafe]{fill:var(--surface-2);stroke:var(--border-strong)}.box[data-astro-cid-5t27tafe].delta{stroke:var(--insert)}.box[data-astro-cid-5t27tafe].input{fill:var(--bg)}.t[data-astro-cid-5t27tafe]{font:600 13px var(--font-mono);fill:var(--text);text-anchor:middle}.mono[data-astro-cid-5t27tafe]{font:500 11.5px var(--font-mono);fill:var(--accent)}.flow[data-astro-cid-5t27tafe] path[data-astro-cid-5t27tafe]{fill:none;stroke:var(--faint);stroke-width:1.6px}.head[data-astro-cid-5t27tafe]{fill:var(--faint)}.lbl[data-astro-cid-5t27tafe]{font:400 11px var(--font-mono);fill:var(--faint)}.lbl[data-astro-cid-5t27tafe].pink{fill:var(--insert)}figcaption[data-astro-cid-5t27tafe]{color:var(--faint);max-width:90ch;margin-top:14px;font-size:.85rem}.muted[data-astro-cid-ikooipj4]{color:var(--muted)}.band[data-astro-cid-ikooipj4]{background:var(--bg-2);border-top:1px solid var(--border);border-bottom:1px solid var(--border)}.steps[data-astro-cid-ikooipj4]{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:0;padding:0;list-style:none;display:grid}.step[data-astro-cid-ikooipj4]{align-content:start;gap:10px;padding:22px;display:grid;position:relative}.step[data-astro-cid-ikooipj4]:not(:last-child):after{content:"→";color:var(--faint);z-index:1;position:absolute;top:50%;right:-13px;transform:translateY(-50%)}.step[data-astro-cid-ikooipj4] .k[data-astro-cid-ikooipj4]{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--insert);font-size:.75rem}.step[data-astro-cid-ikooipj4] h3[data-astro-cid-ikooipj4]{font-size:1.05rem}.step[data-astro-cid-ikooipj4] p[data-astro-cid-ikooipj4]{color:var(--muted);font-size:.9rem}.model[data-astro-cid-ikooipj4]{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}.model[data-astro-cid-ikooipj4] .lede[data-astro-cid-ikooipj4]+.lede[data-astro-cid-ikooipj4]{margin-top:14px}var[data-astro-cid-ikooipj4]{font-family:Georgia,Times New Roman,serif;font-size:1.05em;font-style:italic}.eq-card[data-astro-cid-ikooipj4]{gap:18px;padding:28px;display:grid}.eq[data-astro-cid-ikooipj4]{color:var(--text);flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:1.35rem;display:flex}.eq-arrow[data-astro-cid-ikooipj4]{color:var(--insert)}.eq-r[data-astro-cid-ikooipj4]{color:var(--accent)}.eq-note[data-astro-cid-ikooipj4]{color:var(--faint);font-size:.88rem}.zs[data-astro-cid-ikooipj4]{border-top:1px solid var(--border);gap:8px;padding-top:16px;display:grid}.zs-title[data-astro-cid-ikooipj4]{color:var(--muted);margin-bottom:4px;font-size:.85rem}.zs-row[data-astro-cid-ikooipj4]{grid-template-columns:90px 1fr;align-items:baseline;display:grid}.zs-row[data-astro-cid-ikooipj4] code[data-astro-cid-ikooipj4]{color:var(--text);background:0 0;border:0;padding:0}.zs-k[data-astro-cid-ikooipj4]{color:var(--muted)}.zs-row[data-astro-cid-ikooipj4].sum{border-top:1px dashed var(--border-strong);padding-top:8px}.paper[data-astro-cid-ikooipj4]{padding:32px}.paper[data-astro-cid-ikooipj4] h3[data-astro-cid-ikooipj4]{margin-bottom:8px;font-size:1.3rem}.paper[data-astro-cid-ikooipj4] h3[data-astro-cid-ikooipj4] a[data-astro-cid-ikooipj4]{color:var(--text)}.zset[data-astro-cid-ikooipj4]{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}.zset[data-astro-cid-ikooipj4] .lede[data-astro-cid-ikooipj4]+.lede[data-astro-cid-ikooipj4]{margin-top:14px}.delta-card[data-astro-cid-ikooipj4]{padding:22px}.cap[data-astro-cid-ikooipj4]{color:var(--muted);margin-bottom:12px;font-size:.9rem}.cap[data-astro-cid-ikooipj4].small{color:var(--faint);margin:12px 0 0;font-size:.8rem}.classes[data-astro-cid-ikooipj4]{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;display:grid}.cls[data-astro-cid-ikooipj4]{align-content:start;gap:12px;padding:22px;display:grid}.cls[data-astro-cid-ikooipj4] .pill[data-astro-cid-ikooipj4]{color:var(--accent);justify-self:start}.rule[data-astro-cid-ikooipj4]{color:var(--text);background:0 0;border:0;padding:0;font-size:.82rem}.cls[data-astro-cid-ikooipj4] p[data-astro-cid-ikooipj4]{color:var(--muted);font-size:.9rem}.cls[data-astro-cid-ikooipj4] .cost[data-astro-cid-ikooipj4]{color:var(--faint);font-size:.84rem}.join-note[data-astro-cid-ikooipj4]{gap:10px;margin-top:18px;padding:26px;display:grid}.join-note[data-astro-cid-ikooipj4] p[data-astro-cid-ikooipj4]{color:var(--muted);max-width:90ch}.join-rules[data-astro-cid-ikooipj4]{grid-template-columns:1fr 1fr;gap:28px;margin-top:6px;display:grid}.join-rules[data-astro-cid-ikooipj4]>div[data-astro-cid-ikooipj4]{align-content:start;gap:10px;display:grid}.rule-name[data-astro-cid-ikooipj4]{font-size:.95rem;font-weight:600;color:var(--text)!important}.formula[data-astro-cid-ikooipj4]{color:var(--accent);white-space:nowrap;font-size:.82rem;display:block;overflow-x:auto;background:var(--bg)!important;border:1px solid var(--border)!important;border-radius:8px!important;padding:10px 12px!important}.outer[data-astro-cid-ikooipj4]{border-top:1px solid var(--border);margin-top:8px;padding-top:14px}.outer[data-astro-cid-ikooipj4] b[data-astro-cid-ikooipj4]{color:var(--text)}.flow-list[data-astro-cid-ikooipj4]{counter-reset:flow;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:28px 0 0;padding:0;list-style:none;display:grid}.flow-list[data-astro-cid-ikooipj4] li[data-astro-cid-ikooipj4]{counter-increment:flow;color:var(--muted);border-top:2px solid var(--border-strong);padding-top:14px;font-size:.9rem}.flow-list[data-astro-cid-ikooipj4] li[data-astro-cid-ikooipj4]:before{content:counter(flow, decimal-leading-zero);font-family:var(--font-mono);color:var(--insert);margin-bottom:6px;font-size:.75rem;display:block}.flow-list[data-astro-cid-ikooipj4] b[data-astro-cid-ikooipj4]{color:var(--text)}.opts[data-astro-cid-ikooipj4]{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;display:grid}.opt[data-astro-cid-ikooipj4]{align-content:start;gap:12px;padding:22px;display:grid}.opt[data-astro-cid-ikooipj4] h3[data-astro-cid-ikooipj4]{font-size:1.05rem}.opt[data-astro-cid-ikooipj4] p[data-astro-cid-ikooipj4]{color:var(--muted);font-size:.9rem}.alg[data-astro-cid-ikooipj4]{border-top:1px solid var(--border);gap:8px;padding-top:16px;display:grid}.alg-row[data-astro-cid-ikooipj4]{color:var(--muted);grid-template-columns:110px auto 1fr;align-items:baseline;gap:12px;font-size:.92rem;display:grid}.alg-row[data-astro-cid-ikooipj4] code[data-astro-cid-ikooipj4]{color:var(--insert)}.alg-row[data-astro-cid-ikooipj4] .dim[data-astro-cid-ikooipj4]{color:var(--faint);font-size:.85rem}.ops[data-astro-cid-ikooipj4]{padding:14px 18px}.more[data-astro-cid-ikooipj4]{color:var(--muted);margin-top:16px;font-size:.92rem}@media (width<=960px){.steps[data-astro-cid-ikooipj4],.classes[data-astro-cid-ikooipj4],.flow-list[data-astro-cid-ikooipj4],.opts[data-astro-cid-ikooipj4]{grid-template-columns:repeat(2,minmax(0,1fr))}.join-rules[data-astro-cid-ikooipj4]{grid-template-columns:1fr}.step[data-astro-cid-ikooipj4]:after{display:none}.model[data-astro-cid-ikooipj4]{grid-template-columns:1fr 1fr;align-items:center;gap:48px;display:grid}.model[data-astro-cid-ikooipj4] .lede[data-astro-cid-ikooipj4]+.lede[data-astro-cid-ikooipj4]{margin-top:14px}var[data-astro-cid-ikooipj4]{font-family:Georgia,Times New Roman,serif;font-size:1.05em;font-style:italic}.eq-card[data-astro-cid-ikooipj4]{gap:18px;padding:28px;display:grid}.eq[data-astro-cid-ikooipj4]{color:var(--text);flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:1.35rem;display:flex}.eq-arrow[data-astro-cid-ikooipj4]{color:var(--insert)}.eq-r[data-astro-cid-ikooipj4]{color:var(--accent)}.eq-note[data-astro-cid-ikooipj4]{color:var(--faint);font-size:.88rem}.zs[data-astro-cid-ikooipj4]{border-top:1px solid var(--border);gap:8px;padding-top:16px;display:grid}.zs-title[data-astro-cid-ikooipj4]{color:var(--muted);margin-bottom:4px;font-size:.85rem}.zs-row[data-astro-cid-ikooipj4]{grid-template-columns:90px 1fr;align-items:baseline;display:grid}.zs-row[data-astro-cid-ikooipj4] code[data-astro-cid-ikooipj4]{color:var(--text);background:0 0;border:0;padding:0}.zs-k[data-astro-cid-ikooipj4]{color:var(--muted)}.zs-row[data-astro-cid-ikooipj4].sum{border-top:1px dashed var(--border-strong);padding-top:8px}.paper[data-astro-cid-ikooipj4]{padding:32px}.paper[data-astro-cid-ikooipj4] h3[data-astro-cid-ikooipj4]{margin-bottom:8px;font-size:1.3rem}.paper[data-astro-cid-ikooipj4] h3[data-astro-cid-ikooipj4] a[data-astro-cid-ikooipj4]{color:var(--text)}.zset[data-astro-cid-ikooipj4]{grid-template-columns:1fr;gap:28px}}@media (width<=560px){.steps[data-astro-cid-ikooipj4],.classes[data-astro-cid-ikooipj4],.flow-list[data-astro-cid-ikooipj4],.opts[data-astro-cid-ikooipj4]{grid-template-columns:1fr}}