.practical-link[data-astro-cid-mu4nyp2z]{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--panel);border-radius:12px;grid-template-columns:1fr 1.6fr;gap:26px;margin:24px 0 36px;padding:24px;display:grid}.eyebrow[data-astro-cid-mu4nyp2z]{color:var(--accent);font-size:10px}h2[data-astro-cid-mu4nyp2z]{margin:8px 0;font-size:20px}p[data-astro-cid-mu4nyp2z],small[data-astro-cid-mu4nyp2z]{color:var(--muted);font-size:13px;line-height:1.7}a[data-astro-cid-mu4nyp2z]{padding:10px 0;text-decoration:none;display:block}a[data-astro-cid-mu4nyp2z]+a[data-astro-cid-mu4nyp2z]{border-top:1px solid var(--line)}a[data-astro-cid-mu4nyp2z] strong[data-astro-cid-mu4nyp2z]{font-size:15px;line-height:1.5}a[data-astro-cid-mu4nyp2z] span[data-astro-cid-mu4nyp2z]{color:var(--accent)}small[data-astro-cid-mu4nyp2z]{margin-top:5px;display:block}@media (width<=680px){.practical-link[data-astro-cid-mu4nyp2z]{grid-template-columns:1fr;gap:10px;padding:20px}}.diagram-reading[data-astro-cid-hzh7qzlm]{border-top:1px solid var(--line);color:var(--muted);padding:14px 28px;font-size:12px}.diagram-reading[data-astro-cid-hzh7qzlm] summary[data-astro-cid-hzh7qzlm]{cursor:pointer}.diagram-reading[data-astro-cid-hzh7qzlm] ul[data-astro-cid-hzh7qzlm]{padding:14px 20px 0;line-height:1.8}.diagram-reading[data-astro-cid-hzh7qzlm] strong[data-astro-cid-hzh7qzlm]{color:var(--text);font-weight:500}.concept-diagram[data-astro-cid-hzh7qzlm]{border:1px solid var(--line);background:var(--panel);border-radius:18px;margin:0 0 36px;overflow:hidden}.concept-heading[data-astro-cid-hzh7qzlm]{justify-content:space-between;align-items:start;gap:24px;padding:25px 28px 0;display:flex}.concept-heading[data-astro-cid-hzh7qzlm] .eyebrow[data-astro-cid-hzh7qzlm]{color:var(--concept-color);font-size:10px}.concept-heading[data-astro-cid-hzh7qzlm] h2[data-astro-cid-hzh7qzlm]{letter-spacing:-.65px;text-wrap:balance;margin-top:10px;font-size:clamp(22px,2.5vw,29px);line-height:1.35}.concept-kind[data-astro-cid-hzh7qzlm]{color:var(--muted);white-space:nowrap;padding-top:3px;font-size:10px}.concept-kind[data-astro-cid-hzh7qzlm] small[data-astro-cid-hzh7qzlm]{margin-top:5px;font-size:9px;display:block}.stop-note[data-astro-cid-hzh7qzlm]{color:var(--muted);margin:0 28px 20px;font-size:12px;line-height:1.7}.stop-note[data-astro-cid-hzh7qzlm] span[data-astro-cid-hzh7qzlm]{color:var(--concept-color);margin-bottom:4px;font-size:10px;display:block}.concept-canvas[data-astro-cid-hzh7qzlm]{background-image:radial-gradient(var(--line) .7px, transparent .7px);background-size:18px 18px;margin:20px 24px}.concept-canvas[data-astro-cid-hzh7qzlm].is-harness{border:1px solid color-mix(in srgb, var(--concept-color) 40%, var(--line));background-color:color-mix(in srgb, var(--concept-color) 3%, var(--bg));border-radius:10px}.harness-label[data-astro-cid-hzh7qzlm]{color:var(--concept-color);align-items:center;gap:9px;padding:16px 20px 0;font-size:12px;font-weight:650;display:flex}.harness-label[data-astro-cid-hzh7qzlm]>span[data-astro-cid-hzh7qzlm]{background:currentColor;border-radius:50%;width:6px;height:6px}.harness-label[data-astro-cid-hzh7qzlm] small[data-astro-cid-hzh7qzlm]{color:var(--muted);margin-left:auto;font-size:11px;font-weight:400}svg[data-astro-cid-hzh7qzlm]{width:100%;height:auto;display:block}.concept-mobile[data-astro-cid-hzh7qzlm]{display:none}.concept-edge[data-astro-cid-hzh7qzlm]{stroke:var(--concept-color);opacity:.65;stroke-width:1.6px;fill:none;stroke-linejoin:round}.concept-edge[data-astro-cid-hzh7qzlm].is-feedback{opacity:.9}.concept-node[data-astro-cid-hzh7qzlm] rect[data-astro-cid-hzh7qzlm]{fill:var(--panel2);stroke:var(--line-control);stroke-width:1px}.concept-node[data-astro-cid-hzh7qzlm].is-core rect[data-astro-cid-hzh7qzlm]{fill:color-mix(in srgb, var(--concept-color) 13%, var(--panel));stroke:var(--concept-color);stroke-width:1.5px}.node-accent[data-astro-cid-hzh7qzlm]{stroke:var(--concept-color);stroke-width:2px;opacity:.9}.node-title[data-astro-cid-hzh7qzlm]{fill:var(--text);font:600 16px var(--font)}.node-detail[data-astro-cid-hzh7qzlm]{fill:var(--muted);font:400 12.5px var(--font)}.feedback-label[data-astro-cid-hzh7qzlm]{fill:var(--concept-color);font:500 11px var(--font)}.harness-controls[data-astro-cid-hzh7qzlm]{color:var(--muted);flex-wrap:wrap;justify-content:center;gap:8px 24px;padding:0 14px 16px;font-size:11px;display:flex}.harness-controls[data-astro-cid-hzh7qzlm] span[data-astro-cid-hzh7qzlm]:before{content:"•";color:var(--concept-color);margin-right:7px}figcaption[data-astro-cid-hzh7qzlm]{border-top:1px solid var(--line);align-items:baseline;gap:22px;padding:17px 28px;display:flex}figcaption[data-astro-cid-hzh7qzlm]>span[data-astro-cid-hzh7qzlm]{color:var(--concept-color);text-transform:uppercase;letter-spacing:1.4px;white-space:nowrap;font-size:9px;font-weight:650}figcaption[data-astro-cid-hzh7qzlm] p[data-astro-cid-hzh7qzlm]{color:var(--muted);max-width:850px;font-size:13px;line-height:1.65}@media (width<=680px){.concept-wide[data-astro-cid-hzh7qzlm]{display:none}.concept-mobile[data-astro-cid-hzh7qzlm]{max-width:380px;margin:auto;display:block}.concept-heading[data-astro-cid-hzh7qzlm]{padding:21px 18px 0;display:block}.concept-kind[data-astro-cid-hzh7qzlm]{margin-top:8px;display:block}.concept-canvas[data-astro-cid-hzh7qzlm]{margin:16px 10px}.harness-label[data-astro-cid-hzh7qzlm]{flex-wrap:wrap;padding:15px 12px 0}.harness-label[data-astro-cid-hzh7qzlm] small[data-astro-cid-hzh7qzlm]{width:100%;margin-left:15px}.harness-controls[data-astro-cid-hzh7qzlm]{flex-direction:column;justify-content:start;gap:8px;padding:0 18px 18px}figcaption[data-astro-cid-hzh7qzlm]{flex-direction:column;gap:6px;padding:17px 18px}}@media print{.concept-diagram[data-astro-cid-hzh7qzlm]{break-inside:avoid;background:#fff}.concept-canvas[data-astro-cid-hzh7qzlm]{background:0 0}.concept-node[data-astro-cid-hzh7qzlm] rect[data-astro-cid-hzh7qzlm]{fill:#fff;stroke:#444}.node-title[data-astro-cid-hzh7qzlm],.node-detail[data-astro-cid-hzh7qzlm],.feedback-label[data-astro-cid-hzh7qzlm]{fill:#222}}.architecture[data-astro-cid-rsapsy27]{--diagram-color:var(--accent);border:1px solid var(--line);background:var(--panel);border-radius:18px;margin:0 0 36px;overflow:hidden}header[data-astro-cid-rsapsy27]{padding:28px 30px 0}header[data-astro-cid-rsapsy27] .eyebrow[data-astro-cid-rsapsy27]{color:var(--diagram-color);font-size:10px}h2[data-astro-cid-rsapsy27]{letter-spacing:-.7px;margin:10px 0;font-size:clamp(22px,2.7vw,30px);line-height:1.22}header[data-astro-cid-rsapsy27]>p[data-astro-cid-rsapsy27]:last-child{color:var(--muted);max-width:760px;font-size:15px;line-height:1.65}.architecture-legend[data-astro-cid-rsapsy27]{color:var(--muted);flex-wrap:wrap;gap:12px 22px;padding:22px 30px 10px;font-size:11px;display:flex}.architecture-legend[data-astro-cid-rsapsy27] span[data-astro-cid-rsapsy27]{align-items:center;gap:8px;display:flex}.architecture-legend[data-astro-cid-rsapsy27] i[data-astro-cid-rsapsy27]{border-top:2px solid var(--diagram-color);width:20px;display:inline-block}.architecture-legend[data-astro-cid-rsapsy27] i[data-astro-cid-rsapsy27].data{border-top-style:dashed}.architecture-legend[data-astro-cid-rsapsy27] i[data-astro-cid-rsapsy27].return{border-top-style:dotted}.model-key[data-astro-cid-rsapsy27]{margin-left:auto}svg[data-astro-cid-rsapsy27]{width:100%;height:auto;color:var(--diagram-color);padding:10px 18px 0;display:block}.arch-edge[data-astro-cid-rsapsy27] path[data-astro-cid-rsapsy27]{fill:none;stroke:var(--diagram-color);stroke-width:1.6px;opacity:.8}.arch-edge[data-astro-cid-rsapsy27].data path[data-astro-cid-rsapsy27]{stroke-dasharray:6 4}.arch-edge[data-astro-cid-rsapsy27].return path[data-astro-cid-rsapsy27]{stroke-dasharray:2 4}.arch-edge[data-astro-cid-rsapsy27] text[data-astro-cid-rsapsy27]{fill:var(--muted);font:11px var(--font);paint-order:stroke;stroke:var(--panel);stroke-width:5px;stroke-linejoin:round}.arch-node[data-astro-cid-rsapsy27] rect[data-astro-cid-rsapsy27]{fill:var(--panel2);stroke:var(--line-control)}.arch-node[data-astro-cid-rsapsy27].model rect[data-astro-cid-rsapsy27]{fill:color-mix(in srgb,var(--diagram-color) 13%,var(--panel));stroke:var(--diagram-color)}.arch-node[data-astro-cid-rsapsy27].end rect[data-astro-cid-rsapsy27]{stroke-dasharray:4 3}.arch-number[data-astro-cid-rsapsy27]{fill:var(--diagram-color);font:600 10px var(--font)}.arch-title[data-astro-cid-rsapsy27]{fill:var(--text);font:600 16px var(--font)}.arch-detail[data-astro-cid-rsapsy27]{fill:var(--muted);font:13px var(--font)}figcaption[data-astro-cid-rsapsy27]{border-top:1px solid var(--line);max-width:none;color:var(--text);padding:20px 30px;font-size:15px;line-height:1.75}.architecture-notes[data-astro-cid-rsapsy27]{border-top:1px solid var(--line)}summary[data-astro-cid-rsapsy27]{cursor:pointer;padding:18px 30px;font-size:13px;font-weight:600}.architecture-notes[data-astro-cid-rsapsy27]>div[data-astro-cid-rsapsy27]{grid-template-columns:repeat(3,1fr);gap:24px;padding:0 30px 24px;display:grid}.architecture-notes[data-astro-cid-rsapsy27] h3[data-astro-cid-rsapsy27]{color:var(--diagram-color);margin:0 0 7px;font-size:13px}.architecture-notes[data-astro-cid-rsapsy27] p[data-astro-cid-rsapsy27]{color:var(--muted);font-size:13px;line-height:1.75}.architecture-mobile[data-astro-cid-rsapsy27]{display:none}@media (width<=760px){header[data-astro-cid-rsapsy27]{padding:22px 20px 0}.architecture-legend[data-astro-cid-rsapsy27],.architecture-wide[data-astro-cid-rsapsy27]{display:none}.architecture-mobile[data-astro-cid-rsapsy27]{gap:10px;padding:20px;display:grid}.mobile-node[data-astro-cid-rsapsy27]{background:var(--panel2);border:1px solid var(--line);border-radius:10px;gap:12px;padding:14px;display:flex}.mobile-node[data-astro-cid-rsapsy27]>span[data-astro-cid-rsapsy27]{color:var(--diagram-color);padding-top:3px;font-size:11px}.mobile-node[data-astro-cid-rsapsy27] strong[data-astro-cid-rsapsy27]{font-size:15px}.mobile-node[data-astro-cid-rsapsy27] p[data-astro-cid-rsapsy27]{color:var(--muted);margin:4px 0;font-size:13px;line-height:1.6}.mobile-node[data-astro-cid-rsapsy27] ul[data-astro-cid-rsapsy27]{border-top:1px solid var(--line);margin-top:9px;padding:7px 0 0;list-style:none}.mobile-node[data-astro-cid-rsapsy27] li[data-astro-cid-rsapsy27]{color:var(--muted);font-size:11px;line-height:1.8}.mobile-node[data-astro-cid-rsapsy27] b[data-astro-cid-rsapsy27]{color:var(--diagram-color);font-weight:500}.mobile-node[data-astro-cid-rsapsy27].model{border-color:var(--diagram-color)}figcaption[data-astro-cid-rsapsy27]{padding:18px 20px;font-size:14px}summary[data-astro-cid-rsapsy27]{padding:18px 20px}.architecture-notes[data-astro-cid-rsapsy27]>div[data-astro-cid-rsapsy27]{grid-template-columns:1fr;gap:16px;padding:0 20px 20px}}@media print{.architecture-mobile[data-astro-cid-rsapsy27]{display:none}.architecture-wide[data-astro-cid-rsapsy27]{display:block}.architecture-notes[data-astro-cid-rsapsy27]>div[data-astro-cid-rsapsy27]{display:grid}}.concept-examples[data-astro-cid-ec6fw2xo]{margin:0 0 52px}.examples-heading[data-astro-cid-ec6fw2xo]{justify-content:space-between;align-items:baseline;gap:16px;margin-bottom:17px;display:flex}.examples-heading[data-astro-cid-ec6fw2xo] h2[data-astro-cid-ec6fw2xo]{letter-spacing:-.6px;font-size:23px}.examples-heading[data-astro-cid-ec6fw2xo]>a[data-astro-cid-ec6fw2xo]{color:var(--muted);font-size:12px}.examples-heading[data-astro-cid-ec6fw2xo]>a[data-astro-cid-ec6fw2xo]:hover{color:var(--text)}.example-cards[data-astro-cid-ec6fw2xo]{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:12px;display:grid}.example-cards[data-astro-cid-ec6fw2xo]>li[data-astro-cid-ec6fw2xo]{border:1px solid var(--line);background:var(--panel);border-radius:9px;flex-direction:column;align-items:start;min-width:0;padding:24px;display:flex}.example-kind[data-astro-cid-ec6fw2xo]{color:var(--example-color);margin-bottom:9px;font-size:10px}.example-kind[data-astro-cid-ec6fw2xo] span[data-astro-cid-ec6fw2xo]{color:var(--muted)}h3[data-astro-cid-ec6fw2xo]{font:600 16px/1.45 var(--font);letter-spacing:-.2px}h3[data-astro-cid-ec6fw2xo] a[data-astro-cid-ec6fw2xo]{align-items:baseline;gap:10px;display:flex}h3[data-astro-cid-ec6fw2xo] a[data-astro-cid-ec6fw2xo] span[data-astro-cid-ec6fw2xo]{color:var(--example-color);font-size:13px}h3[data-astro-cid-ec6fw2xo] a[data-astro-cid-ec6fw2xo]:hover{text-underline-offset:4px;text-decoration:underline}.example-cards[data-astro-cid-ec6fw2xo] p[data-astro-cid-ec6fw2xo]{color:var(--muted);margin:12px 0 20px;font-size:14px;line-height:1.7}.example-source[data-astro-cid-ec6fw2xo]{color:var(--example-color);margin-top:auto;font-size:11px}.example-source[data-astro-cid-ec6fw2xo]:hover{text-decoration:underline}.example-cards[data-astro-cid-ec6fw2xo] small[data-astro-cid-ec6fw2xo]{color:var(--muted);margin-top:6px;font-size:10px}.practice-example[data-astro-cid-ec6fw2xo]{border-left:2px solid var(--example-color);background:color-mix(in srgb, var(--example-color) 4%, var(--bg));gap:24px;margin-top:16px;padding:21px 23px;display:flex}.practice-example[data-astro-cid-ec6fw2xo]>span[data-astro-cid-ec6fw2xo]{color:var(--example-color);text-transform:uppercase;letter-spacing:1.2px;flex-shrink:0;padding-top:3px;font-size:10px}.practice-example[data-astro-cid-ec6fw2xo] h3[data-astro-cid-ec6fw2xo]{font-size:14px}.practice-example[data-astro-cid-ec6fw2xo] p[data-astro-cid-ec6fw2xo]{color:var(--muted);max-width:900px;margin-top:5px;font-size:13px;line-height:1.7}.example-note[data-astro-cid-ec6fw2xo]{color:var(--muted);margin-top:10px;font-size:11px}.examples-intro[data-astro-cid-ec6fw2xo]{margin:0 0 16px;line-height:1.7}.example-cards[data-astro-cid-ec6fw2xo]{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.more-examples[data-astro-cid-ec6fw2xo]{border:1px solid var(--line);background:var(--panel);border-radius:9px;margin-top:14px}.more-examples[data-astro-cid-ec6fw2xo] summary[data-astro-cid-ec6fw2xo]{cursor:pointer;color:var(--example-color);padding:18px 21px;font-size:13px}.example-directory[data-astro-cid-ec6fw2xo]{padding:0 21px}.example-directory[data-astro-cid-ec6fw2xo] li[data-astro-cid-ec6fw2xo]{border-top:1px solid var(--line);grid-template-columns:minmax(140px,1fr) 2fr auto;gap:20px;padding:17px 0;display:grid}.example-directory[data-astro-cid-ec6fw2xo] a[data-astro-cid-ec6fw2xo]{color:var(--text);font-size:14px}.example-directory[data-astro-cid-ec6fw2xo] a[data-astro-cid-ec6fw2xo]:hover{text-decoration:underline}.example-directory[data-astro-cid-ec6fw2xo] small[data-astro-cid-ec6fw2xo]{color:var(--muted);margin-top:5px;font-size:10px;display:block}.example-directory[data-astro-cid-ec6fw2xo] p[data-astro-cid-ec6fw2xo]{color:var(--muted);font-size:12px;line-height:1.7}@media (width<=900px){.example-cards[data-astro-cid-ec6fw2xo]{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=680px){.examples-heading[data-astro-cid-ec6fw2xo]{flex-direction:column;align-items:start;gap:8px}.example-cards[data-astro-cid-ec6fw2xo]{grid-template-columns:1fr}.example-directory[data-astro-cid-ec6fw2xo] li[data-astro-cid-ec6fw2xo]{grid-template-columns:1fr;gap:7px}.practice-example[data-astro-cid-ec6fw2xo]{flex-direction:column;gap:10px;padding:18px}}