.ch-lesson figure{margin:1.4rem 0}.ch-lesson svg{display:block;width:100%;height:auto;overflow:visible}.ch-lesson svg text{fill:var(--ink);font-family:inherit;font-size:18px}.ch-grid{stroke:var(--line);stroke-width:1}.ch-lesson figcaption{color:var(--muted);font-size:.95rem;line-height:1.6;margin-top:.8rem}.ch-lab{border-block:1px solid var(--line);padding:1.5rem 0;margin-block:1rem}.ch-choices{display:flex;flex-wrap:wrap;gap:.6rem;margin-block:1rem}.ch-lesson button,.ch-lesson select{min-height:44px;font:inherit;padding:.55rem .8rem;border:1px solid var(--line);border-radius:4px;background:var(--surface);color:var(--ink);cursor:pointer}.ch-lesson button[aria-pressed=true]{background:var(--green);color:var(--on-accent);border-color:var(--green)}.ch-lesson button:disabled{opacity:.5;cursor:default}.ch-lesson :focus-visible{outline:3px solid var(--green);outline-offset:3px}.ch-slider{display:block;margin:1rem 0}.ch-slider output{font-weight:700;font-variant-numeric:tabular-nums}.ch-slider input{display:block;width:100%;min-height:44px;accent-color:var(--green)}.ch-lesson summary{min-height:44px;padding:.7rem 0;cursor:pointer}.ch-table{max-width:100%;overflow-x:auto}.ch-table table{width:100%;border-collapse:collapse;table-layout:auto;font-size:1rem}.ch-table td,.ch-table th{padding:.7rem .6rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;overflow-wrap:anywhere}.ch-table th{font-weight:600}.ch-key-a{color:var(--green)}.ch-key-b{color:var(--gold)}@media print{.ch-lesson button,.ch-slider,.ch-lesson .player-controls{display:none}.ch-lesson svg{break-inside:avoid}.ch-table{overflow:visible}}.ch-depth{margin:2rem 0}.ch-depth-picture{margin:1.5rem 0 2rem;padding:1rem;background:var(--paper);border:1px solid var(--line)}.ch-depth-picture h4{margin:0 0 1rem;font-size:1.05rem}.ch-depth-picture figcaption{margin-top:1rem}.ch-depth-table table{width:100%;table-layout:fixed;border-collapse:collapse}.ch-depth-table th,.ch-depth-table td{white-space:normal;overflow-wrap:anywhere;font-size:.95rem;line-height:1.55;vertical-align:top;padding:.7rem .6rem;border-bottom:1px solid var(--line);text-align:left}.ch-depth-plot svg{display:block;width:100%;height:auto}.ch-depth-plot svg text{font-size:18px}.ch-depth-axis{margin:0;font-size:.95rem}.ch-depth-x{text-align:center}.ch-depth-key{display:flex;flex-wrap:wrap;gap:.4rem 1.25rem;list-style:none;padding:0;margin:1rem 0 0;font-size:.95rem}@media print{.ch-depth-picture{background:#fff;break-inside:avoid}}.ch-depth-math .equation-scroll{padding-bottom:1rem}.fr-lesson{min-width:0}.fr-reading{padding:20px 0;margin:24px 0;border-block:1px solid var(--line)}.fr-passage{font-size:1.13rem;line-height:1.9;max-width:68ch}.fr-passage p{margin:18px 0}.fr-meta{font-size:.9rem;color:var(--muted);line-height:1.65}.fr-lesson details{margin:16px 0}.fr-lesson summary{min-height:44px;box-sizing:border-box;padding-block:12px;cursor:pointer}.fr-glossary dl>div{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:20px;padding:12px 0;border-bottom:1px solid var(--line)}.fr-glossary dt{font-weight:600}.fr-glossary dd{margin:0}.fr-evidence{margin:20px 0;min-width:0}.fr-evidence-heading,.fr-evidence-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:20px;align-items:start}.fr-evidence-heading{font-size:.86rem;font-weight:600;color:var(--muted);padding-bottom:12px}.fr-evidence-row{border-top:1px solid var(--line);padding:14px 0}.fr-evidence-row blockquote{margin:0;border-left:3px solid var(--green);padding:0 0 0 12px;font-size:1.04rem;line-height:1.75}.fr-evidence-row p{margin:0;line-height:1.75}.fr-evidence figcaption{color:var(--muted);font-size:.9rem;line-height:1.7;padding-top:12px}.fr-actions,.fr-segments{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.fr-actions button,.fr-segments button{min-height:44px;min-width:44px;max-width:100%;padding:10px 14px;border:1px solid var(--line);border-radius:5px;font:inherit;line-height:1.5;cursor:pointer;white-space:normal;overflow-wrap:anywhere;background:var(--surface);color:var(--ink)}.fr-actions button[aria-pressed=true],.fr-segments button[aria-pressed=true]{background:var(--green);color:var(--on-accent);border-color:var(--green)}.fr-actions button:disabled{opacity:.55;cursor:default}.fr-lesson button:focus-visible,.fr-lesson textarea:focus-visible,.fr-lesson input:focus-visible,.fr-lesson summary:focus-visible{outline:3px solid var(--green);outline-offset:3px}.fr-lab,.fr-timeline,.fr-review{margin:24px 0;padding:20px 0;border-block:1px solid var(--line)}.fr-context{color:var(--muted);font-style:italic}.fr-sentence{font-size:1.22rem;line-height:1.85}.fr-feedback{padding:14px 16px;border-left:3px solid var(--green);background:var(--surface);line-height:1.8}.fr-card-word{font-size:1.45rem;line-height:1.6;margin-block:20px 8px}.fr-card-meaning{min-height:70px}.fr-notes label{display:block;line-height:1.6}.fr-notes textarea{display:block;box-sizing:border-box;width:100%;max-width:100%;resize:vertical;min-height:150px;margin-top:10px;padding:12px;font:inherit;line-height:1.6;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:4px}.fr-notes fieldset{border:1px solid var(--line);margin:20px 0;padding:16px;min-width:0}.fr-notes fieldset label{display:flex;gap:12px;align-items:center;min-height:44px;padding:6px 0}.fr-notes input{width:22px;height:22px;flex:0 0 22px;margin:0;accent-color:var(--green)}.fr-notes pre{white-space:pre-wrap;overflow-wrap:anywhere;max-width:100%;font:inherit;line-height:1.7}.fr-time-order li{padding:10px 0 10px 8px;line-height:1.6}.fr-translation>div{padding-top:8px}.fr-lesson a{overflow-wrap:anywhere}@media(max-width:600px){.fr-evidence-row,.fr-evidence-heading{gap:12px}.fr-evidence-row blockquote{padding-left:8px}.fr-passage{font-size:1.05rem}}@media print{.fr-actions,.fr-segments{display:none}.fr-evidence-row,.fr-glossary dl>div{break-inside:avoid}.fr-passage{font-size:11pt;line-height:1.6}.fr-evidence-row blockquote{border-color:#333}.fr-feedback,.fr-notes textarea{background:#fff;color:#111}.fr-reading,.fr-lab{break-inside:auto}}.fr-depth{margin:28px 0}.fr-depth h3{margin:26px 0 14px}.fr-depth>p{margin:18px 0}.fr-depth-picture{margin:26px 0;padding:18px 0;border-block:1px solid var(--line);min-width:0}.fr-depth-picture h4{font:600 1.1rem/1.5 system-ui;margin:0 0 18px}.fr-depth-picture figcaption{font-size:.95rem;line-height:1.7;color:var(--muted);margin-top:18px}.fr-depth-table{min-width:0;overflow-x:auto;margin:18px 0}.fr-depth-table table{width:100%;min-width:0;table-layout:fixed;font-size:.95rem}.fr-depth-table th,.fr-depth-table td{white-space:normal;overflow-wrap:break-word;vertical-align:top}.fr-depth-table th{font-size:inherit}.fr-depth-table tbody th{background:transparent;color:var(--ink);font-weight:600}.fr-depth-panels{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;align-items:start}.fr-depth-panels>div{min-width:0}.fr-depth-panels h5{font:600 1rem/1.5 system-ui;margin:0 0 12px}.fr-depth-sentence{font-size:1.08rem;line-height:1.8;margin:14px 0}.fr-depth-panels dl{margin:18px 0 0}.fr-depth-panels dl>div{border-top:1px solid var(--line);padding:12px 0}.fr-depth-panels dt{font-weight:600;font-size:1rem;line-height:1.7}.fr-depth-panels dd{margin:4px 0 0;font-size:.95rem;line-height:1.7}.fr-depth [lang=fr]{-webkit-hyphens:none;hyphens:none}@media print{.fr-depth-picture{break-inside:avoid}.fr-depth-table{overflow:visible}}.cube-lab,.cube-evidence{margin:24px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.cube-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}.cube-pair>div{min-width:0}.cube-pair h4{margin:16px 0 0}.cube-picture,.cube-net{display:block;width:100%;height:auto;overflow:visible;max-width:440px;margin:12px auto}.cube-net{max-width:440px}.cube-evidence{display:grid;grid-template-columns:1fr 1.3fr;gap:16px;align-items:center}.cube-evidence figcaption{grid-column:1/-1}.cube-legend,.cube-note,.cube-evidence figcaption{font-size:.9rem;color:var(--muted);line-height:1.65}.cube-choices{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}.cube-choices button,.cube-turns button{min-height:44px;min-width:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;cursor:pointer}.cube-choices button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.cube-lab .player-controls button,.cube-lab .player-controls select{min-height:44px}.cube-alg{display:flex;flex-wrap:wrap;gap:8px}.cube-alg span{padding:6px 10px;background:var(--surface);font:600 1.1rem/1.5 monospace;border:1px solid var(--line)}.cube-sequence{font:1rem/1.8 monospace;overflow-wrap:anywhere}.cube-turns{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.cube-turns>div{display:flex;flex-wrap:wrap;gap:8px}.cube-turns strong{width:100%;font-size:.95rem}.cube-practice{padding:24px 0}.cube-steps li{margin:15px 0}.cube-steps code{font-size:1em}.cube-lab summary,.cube-practice summary{min-height:44px}.cube-checklist li{padding-left:4px}.cube-lab details .cube-sequence{padding-bottom:16px}@media(max-width:600px){.cube-pair{gap:12px}.cube-turns{grid-template-columns:repeat(2,1fr)}}@media print{.cube-choices,.cube-turns{display:none}.cube-evidence,.cube-pair{break-inside:avoid}.cube-alg span{background:#fff;color:#111}.cube-lab,.cube-practice{break-inside:auto}}.cube-worked{margin:24px 0;padding:18px 0;border-block:1px solid var(--line)}.cube-worked h4{font:600 1rem/1.6 system-ui}.cube-worked figcaption{font-size:.95rem;line-height:1.65;color:var(--muted);margin-top:18px}.cube-depth{margin:28px 0}.cube-depth h3{margin:26px 0 14px}.cube-depth>p{margin:18px 0}.cube-depth-picture{margin:26px 0;padding:18px 0;border-block:1px solid var(--line);min-width:0}.cube-depth-picture h4{font:600 1.1rem/1.5 system-ui;margin:0 0 18px}.cube-depth-picture figcaption{font-size:.95rem;line-height:1.65;color:var(--muted);margin-top:18px}.cube-depth-picture svg{display:block;width:100%;height:auto}.cube-depth-table{min-width:0;overflow-x:auto;margin:18px 0}.cube-depth-table table{width:100%;min-width:0;table-layout:fixed;font-size:.95rem}.cube-depth-table th,.cube-depth-table td{white-space:normal;overflow-wrap:break-word;vertical-align:top}.cube-depth-table th{font-size:inherit}.cube-depth-table tbody th{background:transparent;color:var(--ink);font-weight:600}.cube-depth-faces{display:grid;gap:18px;align-items:end}.cube-depth-faces+.cube-depth-faces{margin-top:18px}.cube-depth-faces>div{min-width:0}.cube-depth-faces h5{font:600 1rem/1.5 system-ui;margin:0 0 12px}.cube-depth-faces svg{max-width:260px;margin:0 auto}@media print{.cube-depth-picture{break-inside:avoid}.cube-depth-table{overflow:visible}}.ty-lab,.ty-evidence{margin:28px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.ty-lab h3{margin-top:0}.ty-lab figcaption,.ty-evidence figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.ty-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.ty-panel{min-width:0}.ty-panel h4{font:600 1rem/1.5 system-ui;margin:16px 0}.ty-choices,.ty-patterns{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.ty-lab button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.ty-lab button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.ty-field{display:flex;flex-direction:column;gap:10px;margin:18px 0;min-width:0}.ty-field select,.ty-field textarea{min-height:44px;max-width:100%;padding:10px;font:inherit;color:var(--ink);background:var(--paper);border:1px solid var(--muted);border-radius:4px}.ty-field textarea{width:100%;min-height:100px;resize:vertical;box-sizing:border-box;font-family:monospace}.ty-field textarea[aria-invalid=true]{border-color:#e2a7a7}.ty-table{overflow-x:auto;margin:20px 0}.ty-table table{width:100%;min-width:0;font-size:.95rem}.ty-table td,.ty-table th{padding:12px 10px;overflow-wrap:anywhere}.ty-table th{font-size:inherit}.ty-table tbody th{background:transparent;color:var(--ink);font-weight:600}.ty-code{white-space:pre-wrap;overflow-wrap:anywhere;word-break:normal;min-width:0;max-width:100%;padding:14px 12px;font:1rem/1.65 ui-monospace,monospace;background:var(--paper);border:1px solid var(--line);color:var(--ink)}.ty-code code{font:inherit;white-space:inherit}.ty-keyword{color:var(--green)}.ty-type-shape>.ty-pair{gap:12px}.ty-type-shape span{font-size:.85rem;color:var(--muted)}.ty-type-shape .ty-code{padding:8px;font-size:.95rem}.ty-cases{display:grid;gap:12px;margin:16px 0}.ty-cases>div{border:1px solid var(--line);padding:12px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}.ty-cases strong{font-family:monospace}.ty-cases span{font-size:.9rem}.ty-cases .ty-covered{border-left:5px solid var(--green)}.ty-cell-sequence{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:24px 0}.ty-cell-sequence>div{min-width:0}.ty-cell-sequence p{font-size:.9rem}.ty-storage{padding:16px;margin-top:12px;border:3px solid #ddb574;text-align:center;font-weight:700}.ty-cell-sequence>div:last-child .ty-storage{border-style:dashed}.ty-lab summary{min-height:44px;padding:10px 0;cursor:pointer}.ty-lab .player-controls label{display:flex;margin:0}.ty-lab .player-controls select{min-height:44px}.ty-lesson .exercise .ty-evidence{margin-top:20px}@media(max-width:600px){.ty-pair,.ty-cell-sequence{gap:12px}}@media print{.ty-choices,.ty-patterns,.ty-field{display:none}.ty-keyword{color:#265c94}.ty-lab,.ty-evidence{break-inside:avoid}.ty-code{background:#fff;color:#111}}.ty-depth{margin-top:28px;min-width:0}.ty-depth h3{font-size:1.2rem;line-height:1.5;margin:30px 0 16px}.ty-depth-picture{margin:28px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.ty-depth-picture h4{font:600 1rem/1.5 system-ui;margin:0 0 18px}.ty-depth-picture figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.ty-depth-picture svg{display:block;width:100%;height:auto;margin:16px auto}.ty-depth-picture svg text{font-family:system-ui;fill:var(--ink)}.ty-depth-picture svg text[fill="var(--on-accent)"]{fill:var(--on-accent)}.ty-depth-picture svg text[fill="var(--muted)"]{fill:var(--muted)}.ty-depth-picture svg text[fill="var(--green)"]{fill:var(--green)}.ty-depth-table{overflow-x:auto;min-width:0}.ty-depth-table table{width:100%;min-width:0;font-size:.95rem}.ty-depth-table th,.ty-depth-table td{padding:12px 9px;overflow-wrap:normal;word-break:normal;white-space:normal}.ty-depth-table th{font-size:inherit}.ty-depth-table tbody th{background:transparent;color:var(--ink);font-weight:600}.ty-depth-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.ty-depth-pair>*{min-width:0}@media print{.ty-depth-picture{break-inside:avoid}}.gt-lab,.gt-evidence{margin:28px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.gt-lab h3{margin-top:0}.gt-lab figcaption,.gt-evidence figcaption,.gt-key{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.gt-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.gt-panel{min-width:0}.gt-panel h4{font:600 1rem/1.5 system-ui;margin:16px 0}.gt-choices{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.gt-lab button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.gt-lab button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.gt-field{display:block;margin:18px 0}.gt-field span{display:block}.gt-lab input[type=range]{display:block;width:100%;min-height:44px;margin:0;accent-color:var(--green)}.gt-table{overflow-x:auto;margin:20px 0}.gt-table table{width:100%;min-width:0;font-size:.95rem}.gt-table td,.gt-table th{padding:12px 10px;overflow-wrap:anywhere}.gt-table th{font-size:inherit}.gt-table tbody th{background:transparent;color:var(--ink);font-weight:600}.gt-table caption{text-align:left;color:var(--muted);padding-bottom:12px;line-height:1.6}.gt-matrix{table-layout:fixed}.gt-matrix th:first-child{width:26%}.gt-matrix td>span,.gt-matrix small{display:block;line-height:1.7}.gt-matrix small{font-size:.85rem;color:var(--muted)}.gt-best{color:var(--green);font-weight:700}.gt-matrix td.gt-chosen{outline:2px solid var(--green);outline-offset:-3px}.gt-tree{display:block;width:100%;max-width:420px;margin:16px auto}.gt-tree text{font:18px system-ui;text-anchor:middle;fill:var(--ink)}.gt-tree circle{fill:var(--ink)}.gt-branches path{stroke:var(--muted);stroke-width:2;fill:none}.gt-branches path.gt-picked{stroke:var(--green);stroke-width:5}.gt-plot{display:block;width:100%;height:auto;margin:18px 0}.gt-plot text{font:18px system-ui;fill:var(--ink);text-anchor:middle}.gt-plot text[text-anchor=start]{text-anchor:start}.gt-plot text[text-anchor=end]{text-anchor:end}.gt-grid{stroke:var(--line);stroke-width:1}.gt-curve{stroke-width:3;stroke:var(--green)}.gt-curve-1{stroke:#ddb574;stroke-dasharray:8 5}.gt-probe{stroke:var(--muted);stroke-width:2;stroke-dasharray:2 4}.gt-legend{display:flex;gap:20px;flex-wrap:wrap;margin-top:20px}.gt-line-one{border-bottom:3px solid var(--green)}.gt-line-two{border-bottom:3px dashed #ddb574}.gt-history{display:grid;grid-template-columns:repeat(6,1fr);gap:8px;margin:24px 0}.gt-history>div{min-width:0;text-align:center}.gt-history strong{font-size:.85rem}.gt-history span{display:block;padding:8px 3px;border:1px solid var(--line);margin-top:8px;font-size:.95rem}.gt-history .gt-skip{border-color:#ddb574;background:color-mix(in srgb,#ddb574 12%,var(--paper))}.gt-units{display:grid;grid-template-columns:repeat(12,1fr);gap:5px;margin-top:24px}.gt-units span{display:grid;place-items:center;min-height:44px;border:2px solid var(--green);font-weight:700}.gt-unit-b{border-color:#ddb574!important;background:color-mix(in srgb,#ddb574 14%,var(--paper))}.gt-lab summary{min-height:44px;padding:10px 0;cursor:pointer}.gt-lab .player-controls label{display:flex;margin:0}.gt-lab .player-controls select{min-height:44px}.gt-lesson .exercise .gt-evidence{margin-top:20px}@media(max-width:600px){.gt-pair{gap:12px}.gt-history{grid-template-columns:repeat(3,1fr)}.gt-units{grid-template-columns:repeat(6,1fr)}}@media print{.gt-choices,.gt-field{display:none}.gt-best{color:#265c94}.gt-curve-1{stroke:#855314}.gt-lab,.gt-evidence{break-inside:avoid}}.gt-depth{margin-top:28px;min-width:0}.gt-depth h3{font-size:1.2rem;line-height:1.5;margin:30px 0 16px}.gt-depth-picture{margin:28px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.gt-depth-picture h4{font:600 1rem/1.5 system-ui;margin:0 0 18px}.gt-depth-picture figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.gt-depth-picture svg{display:block;width:100%;height:auto;margin:16px auto}.gt-depth-picture svg text{font-family:system-ui;fill:var(--ink)}.gt-depth-picture svg text[fill="var(--on-accent)"]{fill:var(--on-accent)}.gt-depth-picture svg text[fill="var(--muted)"]{fill:var(--muted)}.gt-depth-picture svg text[fill="var(--green)"]{fill:var(--green)}.gt-depth-table{overflow-x:auto;min-width:0}.gt-depth-table table{width:100%;min-width:0;font-size:.95rem}.gt-depth-table th,.gt-depth-table td{padding:12px 9px;overflow-wrap:normal;word-break:normal;white-space:normal}.gt-depth-table th{font-size:inherit}.gt-depth-table tbody th{background:transparent;color:var(--ink);font-weight:600}.gt-depth-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.gt-depth-pair>*{min-width:0}@media print{.gt-depth-picture{break-inside:avoid}}.gr-lab,.gr-evidence{margin:28px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.gr-lab h3{margin-top:0}.gr-lab figcaption,.gr-evidence figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.gr-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.gr-panel{min-width:0}.gr-panel h4{font:600 1rem/1.5 system-ui;margin:16px 0}.gr-network{width:100%;max-width:640px;height:auto;display:block;margin:16px auto}.gr-network text{font:18px system-ui;fill:var(--ink);text-anchor:middle}.gr-edge>path{fill:none;stroke:var(--muted);stroke-width:1.8}.gr-edge.gr-selected>path{stroke:var(--green);stroke-width:4}.gr-node circle{fill:var(--paper);stroke:var(--muted);stroke-width:2}.gr-node.gr-active circle{fill:var(--green);stroke:var(--green)}.gr-node.gr-active text{fill:var(--on-accent);font-weight:700}.gr-weight rect{fill:var(--paper);stroke:var(--line);stroke-width:.5}.gr-weight text{font-size:17px}.gr-evidence>.gr-network{max-width:400px}.gr-choices{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.gr-lab button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.gr-lab button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.gr-lab select{min-height:44px;max-width:100%;font:inherit;background:var(--paper);color:var(--ink);border:1px solid var(--muted);border-radius:4px;padding:6px 10px}.gr-field{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:18px 0}.gr-table{overflow-x:auto}.gr-table table{width:100%;min-width:0;font-size:.95rem}.gr-table td,.gr-table th{padding:12px 9px;overflow-wrap:anywhere}.gr-table th{font-size:inherit}.gr-table tbody th{background:transparent;color:var(--ink);font-weight:600}.gr-panel .gr-table td,.gr-panel .gr-table th{padding:10px 5px;text-align:center}.gr-lab summary{min-height:44px;padding:10px 0;cursor:pointer}.gr-lab .player-controls label{display:flex;margin:0}.gr-lab .player-controls select{min-height:44px}.gr-lesson .exercise .gr-evidence{margin-top:20px}@media(max-width:600px){.gr-pair{gap:12px}}@media print{.gr-choices,.gr-field{display:none}.gr-node.gr-active circle{fill:#c7dbef}.gr-node.gr-active text{fill:#111}.gr-edge.gr-selected>path{stroke:#265c94}.gr-lab,.gr-evidence{break-inside:avoid}}.gr-depth{margin-top:28px;min-width:0}.gr-depth h3{font-size:1.2rem;line-height:1.5;margin:30px 0 16px}.gr-depth-picture{margin:28px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.gr-depth-picture h4{font:600 1rem/1.5 system-ui;margin:0 0 18px}.gr-depth-picture figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.gr-depth-picture svg{display:block;width:100%;height:auto;margin:16px auto}.gr-depth-picture svg text{font-family:system-ui;fill:var(--ink)}.gr-depth-picture svg text[fill="var(--on-accent)"]{fill:var(--on-accent)}.gr-depth-picture svg text[fill="var(--muted)"]{fill:var(--muted)}.gr-depth-picture svg text[fill="var(--green)"]{fill:var(--green)}.gr-depth-table{overflow-x:auto;min-width:0}.gr-depth-table table{width:100%;font-size:.95rem}.gr-depth-table th,.gr-depth-table td{padding:12px 9px;overflow-wrap:normal;word-break:normal;white-space:normal}.gr-depth-table th{font-size:inherit}.gr-depth-table tbody th{background:transparent;color:var(--ink);font-weight:600}.gr-depth-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.gr-depth-pair>*{min-width:0}@media print{.gr-depth-picture{break-inside:avoid}}.mol-figure{margin:28px 0;padding:18px 0;border-block:1px solid var(--line);min-width:0}.mol-figure h3{margin-top:0}.mol-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.mol-table{overflow-x:auto}.mol-figure table{width:100%;min-width:0;font-size:.95rem}.mol-figure td,.mol-figure th{padding:12px 10px;overflow-wrap:anywhere}.mol-figure th{font-size:inherit}.mol-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.mol-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.mol-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.mol-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.mol-figure label{display:block;margin:18px 0}.mol-figure input{display:block;margin:0;min-height:44px;max-width:100%;width:100%;font:inherit;padding:6px 10px;background:var(--paper);color:var(--ink);border:1px solid var(--muted);border-radius:4px}.mol-figure input[type=range]{padding:0;accent-color:var(--green)}.mol-pair{display:grid;grid-template-columns:1fr 1fr;gap:24px}.mol-three{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.mol-panel{min-width:0;padding:0!important;margin:0!important;border:0!important}.mol-panel h4{font:600 1rem/1.5 system-ui;margin:14px 0}.mol-strand-wrap p{font-size:.9rem;margin:12px 0 6px}.mol-strand{display:flex;align-items:center;gap:6px}.mol-strand>b{font-size:16px;flex:none}.mol-bases{display:flex;flex:1;min-width:0;border-bottom:2px solid var(--muted)}.mol-base{flex:1;text-align:center;font:18px/36px monospace;background:var(--paper);border:1px solid var(--line)}.mol-base-A{color:var(--green)}.mol-base-T,.mol-base-U{color:var(--gold)}.mol-base-C{color:#b7a8dc}.mol-base-G{color:var(--ink)}.mol-codons{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.mol-codon{display:flex;flex-direction:column;align-items:center;gap:6px;min-width:76px;padding:10px;border:1px solid var(--line);border-radius:4px}.mol-codon>span{font-size:16px}.mol-codon strong{font:600 22px monospace;letter-spacing:2px}.mol-stop{border-style:dashed}.mol-current{outline:3px solid var(--gold);outline-offset:2px}.mol-sequence p{overflow-wrap:anywhere}.mol-peptide{margin:24px 0;display:flex;align-items:center;flex-wrap:wrap;gap:10px}.mol-peptide>span{font-size:16px}.mol-peptide>div{display:flex;gap:4px;flex-wrap:wrap}.mol-peptide b{border-radius:50%;background:var(--green);color:var(--on-accent);width:54px;height:54px;display:grid;place-items:center;font-size:16px}.mol-duplexes{display:grid;gap:14px}.mol-duplex{display:grid;gap:3px}.mol-material{position:relative;height:27px;border:1px solid var(--muted);background:var(--paper)}.mol-material>span{display:block;height:100%;background:var(--green);opacity:.35}.mol-material>b{position:absolute;inset:0;text-align:center;font-size:16px;font-weight:500;line-height:25px}.mol-exons{display:flex;gap:8px;align-items:center;justify-content:space-between;margin:24px 0}.mol-exons>span{padding:10px;border:2px solid var(--green);text-align:center;font:18px/1.5 monospace}.mol-exons>i{flex:1;border-bottom:2px dashed var(--muted);font:16px/2 system-ui;text-align:center}.mol-figure svg{display:block;width:100%;height:auto}.mol-figure svg text{font:18px system-ui;fill:var(--ink)}.mol-active{fill:var(--green)}.mol-inactive{fill:var(--paper);stroke:var(--muted);stroke-width:2}.mol-figure svg .mol-on-fill{fill:var(--on-accent)}.mol-axis{stroke:var(--muted);stroke-width:1.5;fill:none}.mol-trace{stroke:var(--green);stroke-width:3;fill:none}.mol-binding{display:flex;gap:12px;border-bottom:3px solid var(--muted);padding:20px 0}.mol-binding>div{display:flex;flex-direction:column;gap:12px;flex:1;font-size:16px}.mol-binding b{border:1px solid var(--line);padding:10px;font-weight:500}.mol-assay{margin:18px 0}.mol-assay>div{height:22px;border:1px solid var(--muted);margin-top:6px}.mol-assay b{display:block;height:100%;background:var(--green)}.mol-figure summary{min-height:44px;padding:10px 0;cursor:pointer}.mol-figure .player-controls label{display:flex;margin:0}.mol-figure .player-controls select{min-height:44px}@media(max-width:600px){.mol-pair{gap:12px}.mol-three{gap:8px}.mol-exons{gap:4px}.mol-exons>span{padding:5px}.mol-exons>i{font-size:14px}}@media print{.mol-controls,.mol-figure input{display:none}.mol-base{color:#111}.mol-material>span{background:#46729f}.mol-figure{break-inside:avoid}.mol-current{outline-color:#755000}}.mol-answer-duplexes{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin:20px 0}.mol-figure>.mol-pair+.mol-table{margin-top:20px}.mol-depth{margin:28px 0 0}.mol-depth>h3{font-size:24px;line-height:1.35;margin:0 0 18px}.mol-depth>p{margin:18px 0}.mol-depth-picture{margin:26px 0;padding:16px;background:var(--surface);overflow-wrap:anywhere}.mol-depth-picture h4{font-size:20px;line-height:1.4;margin:0 0 18px}.mol-depth-picture figcaption{font-size:17px;line-height:1.6;margin-top:18px;color:var(--muted)}.mol-depth-picture svg{display:block;width:100%;height:auto}.mol-depth-picture svg text{font-family:inherit;fill:var(--ink)}.mol-depth-picture svg text[fill="var(--on-accent)"]{fill:var(--on-accent)}.mol-depth-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.mol-depth-pair>*{min-width:0}.mol-depth-table{overflow-x:auto}.mol-depth-table table{width:100%;min-width:0;table-layout:auto}.mol-depth-table th,.mol-depth-table td{overflow-wrap:anywhere;padding:12px;font-size:18px;line-height:1.55;text-align:left}.mol-depth-table p{margin:8px 0}.mol-depth-table th,.mol-depth-table td{overflow-wrap:normal}.mol-depth-picture svg text[fill="var(--muted)"]{fill:var(--muted)}.mol-depth-picture svg text[fill="var(--green)"]{fill:var(--green)}.web-lab{margin:28px 0;padding:20px 0;border-block:1px solid var(--line);min-width:0}.web-lab>h3{margin-top:0}.web-demo-note,.web-lab-note{color:var(--muted);font-size:.92rem;line-height:1.65}.web-demo-note{border-left:3px solid var(--green);padding-left:14px}.web-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px;margin:24px 0}.web-pair>*{min-width:0}.web-demo{padding:14px;background:var(--surface);border:1px solid var(--line);border-radius:8px}.web-demo h4{font-size:17px;color:var(--muted);font-weight:600;margin:0 0 22px}.web-demo h5,.web-responsive-card h5{font-size:22px;line-height:1.35;margin:0 0 14px;overflow-wrap:anywhere}.web-demo p{margin:12px 0;overflow-wrap:anywhere}.web-lab button,.web-dialog button{font:inherit;font-size:17px;line-height:1.4;min-height:44px;padding:10px 12px;max-width:100%;border:1px solid var(--muted);border-radius:6px;background:var(--paper);color:var(--ink);cursor:pointer;white-space:normal;overflow-wrap:anywhere}.web-lab button:disabled{opacity:.6;cursor:not-allowed}.web-lab .web-primary,.web-tools button[aria-pressed=true]{background:var(--web-accent,var(--green));color:var(--on-accent);border-color:transparent;font-weight:650}.web-tools{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.web-stack,.web-card-actions{display:flex;gap:10px;flex-direction:column;margin:16px 0}.web-lab label,.web-dialog label{display:block;font-weight:600;line-height:1.5;margin:16px 0 6px}.web-lab input:not([type=checkbox]):not([type=range]),.web-lab select,.web-dialog select{display:block;width:100%;min-width:0;min-height:44px;padding:10px;font:inherit;font-size:17px;line-height:1.4;color:var(--ink);background:var(--paper);border:1px solid var(--muted);border-radius:4px;box-sizing:border-box;margin:8px 0 16px}.web-lab input::placeholder{color:var(--muted);opacity:1}.web-lab input[type=range]{display:block;min-height:44px;width:100%;accent-color:var(--green);margin:8px 0}.web-lab input[type=checkbox]{width:44px;height:44px;min-width:44px;accent-color:var(--green);margin:0}.web-lab :is(button,input,select,a):focus-visible,.web-dialog :is(button,select):focus-visible{outline:3px solid var(--gold);outline-offset:3px}.web-lab [tabindex="-1"]:focus{outline:3px solid var(--gold);outline-offset:3px}.web-lab fieldset{min-width:0;border:1px solid var(--line);padding:12px;margin:20px 0}.web-lab legend{font-size:17px;padding:0 5px;font-weight:600}.web-repairs label{display:flex;align-items:center;gap:12px}.web-card{display:flex;flex-direction:column;gap:var(--web-gap,16px);margin:16px 0;padding:14px;border-radius:8px;background:var(--paper);min-width:0}.web-card-group{display:flow-root}.web-card p{font-size:17px;line-height:1.6}.web-card .web-kicker{font-size:17px;margin:0 0 8px;color:var(--muted)}.web-card h5{margin-bottom:12px}.web-surface-0{border:1px solid var(--muted)}.web-surface-0 .web-card-group{padding:10px;border:1px solid var(--line);border-radius:5px}.web-surface-0 .web-facts p{padding:8px;border:1px solid var(--line)}.web-surface-1{border:1px solid var(--line)}.web-surface-2{border:1px solid var(--line);box-shadow:0 8px 18px #0005}.web-ranked .web-facts strong{font-weight:500;color:var(--muted)}.web-ranked h5{font-weight:700}.web-facts p{margin:0 0 10px}.web-facts p:last-child{margin-bottom:0}.web-field{margin:18px 0}.web-hint{font-weight:400;color:var(--muted);font-size:17px}.web-lab .web-error-text{color:#f4b1af;font-size:17px}.web-errors{border-left:4px solid #f4b1af;background:#39292c;padding:14px;margin:20px 0}.web-errors a{color:#f4d6d5}.web-errors ul{padding-left:20px}.web-lab .web-field input[aria-invalid=true]{border:2px solid #f4b1af}.web-confirm,.web-empty,.web-detail{border:1px solid var(--muted);padding:12px;margin:18px 0;border-radius:6px}.web-breadcrumb{font-size:17px;color:var(--muted)}.web-session{display:block;width:100%;text-align:left;margin:12px 0}.web-session span,.web-subline{display:block;margin-top:6px;font-size:17px;font-weight:400;color:var(--muted)}.web-table{min-width:0;overflow-x:auto}.web-table table{width:100%;min-width:0;font-size:17px}.web-table th,.web-table td{padding:12px 7px;font-size:17px;white-space:normal;overflow-wrap:anywhere;vertical-align:top}.web-table tbody th{font-weight:600;background:transparent;color:var(--ink)}.web-table td:first-child{width:auto}.web-evidence{margin:24px 0;padding:16px 0;border-block:1px solid var(--line);min-width:0}.web-evidence figcaption{color:var(--muted);font-size:.92rem;line-height:1.65;margin-top:14px}.web-evidence h4{font-size:18px;margin-top:0}.web-evidence .web-pair{margin:8px 0}.web-static-input{border:1px solid var(--muted);padding:12px;background:var(--paper);overflow-wrap:anywhere}.web-static-action{background:var(--green);color:var(--on-accent);padding:12px;margin:10px 0;border-radius:5px}.web-resize{container-type:inline-size;max-width:100%}.web-responsive-card{padding:10px;border:1px solid var(--line);background:var(--paper);border-radius:7px}.web-pot{display:block;width:100%;height:auto;max-height:120px;background:#302b28;border-radius:4px;margin-bottom:16px}.web-meta-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.web-meta-grid p{margin:8px 0;font-size:17px;overflow-wrap:anywhere}.web-adaptive{grid-template-columns:1fr}.web-noimage{padding:12px;border:1px dashed var(--muted);font-size:17px}.web-responsive-card button{width:100%;margin-top:16px}.web-responsive-card>p{font-size:17px}.web-dialog{max-width:min(480px,calc(100vw - 48px));max-height:calc(100vh - 48px);overflow:auto;padding:24px;background:var(--paper);color:var(--ink);border:2px solid var(--green);border-radius:8px;font:17px/1.65 system-ui,sans-serif}.web-dialog::backdrop{background:#000a}.web-dialog h3{font-size:23px;margin-top:0}.web-dialog button{margin:10px 0}.web-sr{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}@container (min-width:280px){.web-adaptive{grid-template-columns:repeat(2,minmax(0,1fr))}}@media print{.web-tools,.web-range,.web-response{display:none}.web-demo{background:#fff}.web-card{box-shadow:none}.web-errors{background:#fff;color:#111}.web-errors a,.web-lab .web-error-text{color:#731b24}.web-demo-note{color:#333}.web-lab button,.web-lab input,.web-lab select{color:#111;background:#fff}.web-lab .web-primary{background:#dce7f5;color:#172437}.web-pot{-webkit-print-color-adjust:exact;print-color-adjust:exact}}.web-depth{margin-top:32px;min-width:0}.web-depth>h3{font-size:24px;line-height:1.4;margin:28px 0 18px}.web-depth>p{overflow-wrap:anywhere}.web-depth-picture{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);background:var(--surface);min-width:0}.web-depth-picture h4{font-size:18px;line-height:1.5;margin:0 0 22px}.web-depth-picture figcaption{font-size:16px;line-height:1.65;color:var(--muted);margin-top:20px}.web-depth-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}.web-depth-pair>*{min-width:0}.web-depth-picture svg{display:block;width:100%;height:auto;overflow:visible}.web-depth-picture svg text{font-family:system-ui,sans-serif;font-size:18px;fill:var(--ink)}.web-depth-picture svg text[fill="var(--on-accent)"]{fill:var(--on-accent)}.web-depth-table{min-width:0;overflow-x:auto}.web-depth-table table{width:100%;min-width:0;font-size:18px}.web-depth-table th,.web-depth-table td{font-size:18px;padding:12px 10px;overflow-wrap:anywhere}.web-depth-table tbody th{background:transparent;color:var(--ink)}.web-depth-table td:first-child{width:auto}@media print{.web-depth-picture{background:#fff;break-inside:avoid}}.web-lab .web-primary:hover:not(:disabled){background:var(--web-accent,var(--green));color:var(--on-accent)}.design-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.design-figure h3{margin-top:0}.design-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.design-table{overflow-x:auto}.design-figure table{min-width:0;width:100%;font-size:.95rem}.design-figure th,.design-figure td{padding:12px 10px;overflow-wrap:normal}.design-figure th{font-size:inherit}.design-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.design-figure td:first-child{width:auto}.design-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.design-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.design-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.design-figure label{display:block;margin:20px 0}.design-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green);margin-top:8px}.design-figure svg{display:block;width:100%;height:auto}.design-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.design-outline{fill:none;stroke:var(--muted);stroke-width:1.5}.design-axis{stroke:var(--ink);stroke-width:1.5}.design-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;margin:24px 0}.design-pair>div{min-width:0}.design-specimen{border-top:2px solid var(--line);padding-top:8px}.design-panel-title{font-size:17px;font-weight:600;margin:8px 0 20px}.design-notice{font-size:18px;line-height:1.5;overflow-wrap:break-word}.design-type{font-size:20px;line-height:1.65}.design-type p{font:inherit}.design-figure .design-reading{font-size:18px;margin:0;overflow-wrap:break-word}.design-white{background:#fff;padding:18px 12px;font:18px/1.6 sans-serif;min-height:94px}.design-figure [role=status]{margin:20px 0}.design-figure ol{padding-left:24px}.design-figure button:focus-visible,.design-figure input:focus-visible{outline:3px solid var(--gold);outline-offset:3px}@media print{.design-controls,.design-figure input[type=range]{display:none}.design-figure{break-inside:avoid}.design-figure svg text{fill:#111}}.design-swatches{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:12px 0 24px}.design-swatches p{margin:8px 0}.design-depth{margin:32px 0}.design-depth>h3{font-size:1.2rem;margin:32px 0 18px}.design-depth-picture{margin:26px 0}.design-depth-picture h4{font-size:1rem;line-height:1.5;margin:0 0 20px;color:var(--ink)}.design-depth-picture svg{max-width:100%}.design-depth-picture svg text{font-size:18px}.design-depth-picture p{overflow-wrap:anywhere}.design-depth-picture table{table-layout:auto}.design-depth-picture th,.design-depth-picture td{overflow-wrap:anywhere}.design-depth-picture [data-length-exclude]{min-width:0}.design-depth-picture svg text[fill="var(--on-accent)"]{fill:var(--on-accent)}.thermo-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.thermo-figure h3{margin-top:0}.thermo-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.thermo-table{overflow-x:auto}.thermo-figure table{min-width:0;width:100%;font-size:.95rem}.thermo-figure th,.thermo-figure td{padding:12px 10px;overflow-wrap:normal}.thermo-figure th{font-size:inherit}.thermo-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.thermo-figure td:first-child{width:auto}.thermo-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.thermo-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.thermo-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.thermo-figure label{display:block;margin:20px 0}.thermo-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green)}.thermo-figure svg{display:block;width:100%;height:auto}.thermo-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.thermo-figure svg line{stroke:var(--muted);stroke-width:1}.thermo-figure svg .thermo-grid{stroke:var(--line)}.thermo-blue{fill:var(--green)}@media print{.thermo-controls,.thermo-figure input[type=range]{display:none}.thermo-figure{break-inside:avoid}.thermo-figure svg text{fill:#111}}.thermo-gold{fill:var(--gold)}.thermo-purple{fill:#b7a8dc}.thermo-outline{fill:none;stroke:var(--line);stroke-width:2}.thermo-figure svg .thermo-on-fill{fill:var(--on-accent)}.thermo-branch{fill:none;stroke:var(--muted);stroke-width:1.5}.thermo-cell{fill:var(--paper);stroke:var(--ink);stroke-width:2}.thermo-reference{fill:none;stroke:var(--gold);stroke-width:3;stroke-dasharray:7 5}.thermo-trace{fill:none;stroke:var(--green);stroke-width:3}.thermo-tree{fill:none;stroke:var(--ink);stroke-width:2}.thermo-figure summary{min-height:44px;padding:10px 0;cursor:pointer}.thermo-figure .player-controls label{display:flex;margin:0}.thermo-figure svg line{stroke:var(--line)}.thermo-track{fill:var(--line)}.thermo-node{fill:var(--paper);stroke:var(--ink);stroke-width:2}.thermo-winner{fill:var(--paper);stroke:var(--green);stroke-width:4}.thermo-edge{fill:none;stroke:var(--ink);stroke-width:2}.thermo-arrow{fill:var(--ink)}.thermo-boundary{fill:none;stroke:var(--muted);stroke-width:1}.thermo-selected{fill:none;stroke:var(--ink);stroke-width:3}.thermo-figure table caption{text-align:left;color:var(--muted);padding:12px 0}.thermo-figure input[type=range]{margin-top:8px}.thermo-figure [role=status]{margin:20px 0}.thermo-figure details{margin-top:18px}.thermo-edge,.thermo-axis{fill:none;stroke:var(--ink);stroke-width:2}.thermo-dot{fill:var(--ink)}.thermo-ring{fill:none;stroke:var(--gold);stroke-width:3}.thermo-chosen{fill:var(--paper);stroke:var(--green);stroke-width:3}.thermo-figure svg .thermo-axis{stroke:var(--ink)}.thermo-depth{margin-top:32px}.thermo-depth>h3{margin-top:32px}.thermo-depth-picture h4{margin:0 0 20px;font-size:1rem;line-height:1.5}.thermo-depth-picture svg .thermo-on-fill{fill:var(--on-accent)}.vote-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.vote-figure h3{margin-top:0}.vote-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.vote-table{overflow-x:auto}.vote-figure table{min-width:0;width:100%;font-size:.95rem}.vote-figure th,.vote-figure td{padding:12px 10px;overflow-wrap:normal}.vote-figure th{font-size:inherit}.vote-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.vote-figure td:first-child{width:auto}.vote-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.vote-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.vote-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.vote-figure label{display:block;margin:20px 0}.vote-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green)}.vote-figure svg{display:block;width:100%;height:auto}.vote-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.vote-figure svg line{stroke:var(--muted);stroke-width:1}.vote-figure svg .vote-grid{stroke:var(--line)}.vote-blue{fill:var(--green)}@media print{.vote-controls,.vote-figure input[type=range]{display:none}.vote-figure{break-inside:avoid}.vote-figure svg text{fill:#111}}.vote-gold{fill:var(--gold)}.vote-purple{fill:#b7a8dc}.vote-outline{fill:none;stroke:var(--line);stroke-width:2}.vote-figure svg .vote-on-fill{fill:var(--on-accent)}.vote-branch{fill:none;stroke:var(--muted);stroke-width:1.5}.vote-cell{fill:var(--paper);stroke:var(--ink);stroke-width:2}.vote-reference{fill:none;stroke:var(--gold);stroke-width:3;stroke-dasharray:7 5}.vote-trace{fill:none;stroke:var(--green);stroke-width:3}.vote-tree{fill:none;stroke:var(--ink);stroke-width:2}.vote-figure summary{min-height:44px;padding:10px 0;cursor:pointer}.vote-figure .player-controls label{display:flex;margin:0}.vote-figure svg line{stroke:var(--line)}.vote-track{fill:var(--line)}.vote-node{fill:var(--paper);stroke:var(--ink);stroke-width:2}.vote-winner{fill:var(--paper);stroke:var(--green);stroke-width:4}.vote-edge{fill:none;stroke:var(--ink);stroke-width:2}.vote-arrow{fill:var(--ink)}.vote-boundary{fill:none;stroke:var(--muted);stroke-width:1}.vote-selected{fill:none;stroke:var(--ink);stroke-width:3}.vote-figure table caption{text-align:left;color:var(--muted);padding:12px 0}.vote-figure input[type=range]{margin-top:8px}.vote-figure [role=status]{margin:20px 0}.vote-figure details{margin-top:18px}.vote-depth{margin-top:32px}.vote-depth h3{margin-top:30px}.vote-depth-picture h4{font-size:1rem;margin:0 0 18px}.vote-depth-picture svg text{font-size:18px}.cmp-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.cmp-figure h3{margin-top:0}.cmp-figure figcaption,.cmp-note{font-size:.9rem;line-height:1.65;color:var(--muted)}.cmp-figure figcaption{margin-top:18px}.cmp-table{overflow-x:auto}.cmp-figure table{min-width:0;width:100%;font-size:.95rem}.cmp-figure th,.cmp-figure td{padding:12px 10px;overflow-wrap:normal}.cmp-figure th{font-size:inherit}.cmp-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.cmp-figure td:first-child{width:auto}.cmp-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.cmp-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.cmp-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.cmp-figure label{display:block;margin:14px 0 6px}.cmp-figure textarea{display:block;width:100%;box-sizing:border-box;resize:vertical;min-height:70px;background:var(--paper);color:var(--ink);border:1px solid var(--muted);border-radius:5px;padding:12px;font:1rem/1.5 ui-monospace,monospace}.cmp-figure svg{display:block;width:100%;height:auto}.cmp-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.cmp-figure svg .cmp-mono{font-family:ui-monospace,monospace}.cmp-edge{fill:none;stroke:var(--muted);stroke-width:1.6}.cmp-node{fill:var(--paper);stroke:var(--ink);stroke-width:1.5}.cmp-active{fill:color-mix(in srgb,var(--green) 18%,var(--paper));stroke:var(--green);stroke-width:2}.cmp-error-node{stroke:var(--gold);stroke-width:3}.cmp-selected-edge{fill:none;stroke:var(--green);stroke-width:3}.cmp-scope{fill:none;stroke:var(--muted);stroke-width:1.5}.cmp-scope-inner{fill:none;stroke:var(--muted);stroke-dasharray:6 4}.cmp-live{fill:color-mix(in srgb,var(--green) 18%,var(--paper));stroke:var(--green);stroke-width:2}.cmp-spill{fill:none;stroke:var(--gold);stroke-width:2;stroke-dasharray:6 4}.cmp-figure summary{min-height:44px;padding:10px 0;cursor:pointer}.cmp-figure .player-controls label{display:flex;margin:0}.cmp-code-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px}.cmp-code-pair>div{min-width:0}.cmp-code-pair pre{white-space:pre-wrap;overflow-wrap:anywhere}.cmp-tokens{display:flex;flex-wrap:wrap;gap:10px}.cmp-tokens>div{display:grid;gap:6px;padding:12px;border:1px solid var(--line);min-width:76px;text-align:center}.cmp-tokens code{font-size:1.05rem}.cmp-tokens span{font-size:.85rem;color:var(--muted)}.cmp-figure [role=alert]{border-left:3px solid var(--gold);padding:12px 16px;background:var(--wash)}@media(max-width:540px){.cmp-code-pair{grid-template-columns:1fr}.cmp-figure{padding-inline:4px}}@media print{.cmp-controls{display:none}.cmp-figure{break-inside:avoid}.cmp-figure svg text{fill:#111}.cmp-figure textarea{resize:none}.cmp-live,.cmp-active{fill:#e5edf4;stroke:#174b80}.cmp-spill,.cmp-error-node{stroke:#725300}}.cmp-figure svg .cmp-line-number{font-size:15px;fill:var(--muted)}.cmp-tokens>div{max-width:100%;box-sizing:border-box}.cmp-tokens code{overflow-wrap:anywhere;white-space:pre-wrap}.cmp-depth{margin-top:32px}.cmp-depth h3{margin-top:30px}.cmp-depth-picture h4{font-size:1rem;margin:0 0 18px}.cmp-depth-picture svg text{font-size:18px}.cmp-depth-picture svg .cmp-on-fill{fill:var(--on-accent)}.cmp-figure>label{display:flex;align-items:center;min-height:44px}.evo-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.evo-figure h3{margin-top:0}.evo-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.evo-table{overflow-x:auto}.evo-figure table{min-width:0;width:100%;font-size:.95rem}.evo-figure th,.evo-figure td{padding:12px 10px;overflow-wrap:normal}.evo-figure th{font-size:inherit}.evo-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.evo-figure td:first-child{width:auto}.evo-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.evo-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.evo-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.evo-figure label{display:block;margin:20px 0}.evo-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green)}.evo-figure svg{display:block;width:100%;height:auto}.evo-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.evo-figure svg line{stroke:var(--muted);stroke-width:1}.evo-figure svg .evo-grid{stroke:var(--line)}.evo-blue{fill:var(--green)}@media print{.evo-controls,.evo-figure input[type=range]{display:none}.evo-figure{break-inside:avoid}.evo-figure svg text{fill:#111}}.evo-gold{fill:var(--gold)}.evo-purple{fill:#b7a8dc}.evo-outline{fill:none;stroke:var(--line);stroke-width:2}.evo-figure svg .evo-on-fill{fill:var(--on-accent)}.evo-branch{fill:none;stroke:var(--muted);stroke-width:1.5}.evo-cell{fill:var(--paper);stroke:var(--ink);stroke-width:2}.evo-reference{fill:none;stroke:var(--gold);stroke-width:3;stroke-dasharray:7 5}.evo-trace{fill:none;stroke:var(--green);stroke-width:3}.evo-tree{fill:none;stroke:var(--ink);stroke-width:2}.evo-figure summary{min-height:44px;padding:10px 0;cursor:pointer}.evo-figure .player-controls label{display:flex;margin:0}.evo-figure svg line{stroke:var(--line)}.evo-depth{margin-top:32px}.evo-depth h3{margin-top:30px}.evo-depth-picture h4{font-size:1rem;margin:0 0 18px}.evo-depth-picture table{table-layout:auto}.evo-depth-picture svg text{font-size:18px}.evo-depth-picture svg .evo-on-fill{fill:var(--on-accent)}.evo-depth-picture svg .evo-outline{stroke:var(--muted)}.evo-depth-picture svg circle.evo-outline{fill:var(--paper)}.prob-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.prob-figure h3{margin-top:0}.prob-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.prob-table{overflow-x:auto}.prob-figure table{min-width:0;width:100%;font-size:.95rem}.prob-figure th,.prob-figure td{padding:12px 10px;overflow-wrap:normal}.prob-figure th{font-size:inherit}.prob-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.prob-figure td:first-child{width:auto}.prob-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.prob-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.prob-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.prob-figure label{display:block;margin:20px 0}.prob-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green)}.prob-figure svg{display:block;width:100%;height:auto}.prob-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.prob-figure svg line{stroke:var(--muted);stroke-width:1}.prob-figure svg .prob-grid{stroke:var(--line)}.prob-blue{fill:var(--green)}@media print{.prob-controls,.prob-figure input[type=range]{display:none}.prob-figure{break-inside:avoid}.prob-figure svg text{fill:#111}}.prob-gold{fill:var(--gold)}.prob-outline{fill:none;stroke:var(--line);stroke-width:2}.prob-selected{fill:var(--green);stroke:var(--ink);stroke-width:2}.prob-figure svg .prob-selected-text{fill:var(--on-accent)}.prob-axis{fill:none;stroke:var(--ink);stroke-width:2}.prob-truth{fill:none;stroke:var(--ink);stroke-width:2;stroke-dasharray:6 5}.prob-covers{fill:none;stroke:var(--green);stroke-width:4}.prob-misses{fill:none;stroke:var(--gold);stroke-width:4}.prob-figure summary{min-height:44px;padding:10px 0;cursor:pointer}.prob-figure .player-controls label{display:flex;margin:0}.prob-figure table th{vertical-align:top}.prob-figure svg line{stroke:var(--line)}.prob-depth{margin-top:32px}.prob-depth h3{margin-bottom:18px}.prob-depth-picture h4{margin:0 0 18px;font-size:1rem;line-height:1.5}.prob-depth-picture{margin-block:28px}.prob-depth p{overflow-wrap:normal}.photo-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.photo-figure h3{margin-top:0}.photo-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.photo-table{overflow-x:auto}.photo-figure table{min-width:0;width:100%;font-size:.95rem}.photo-figure th,.photo-figure td{padding:12px 10px;overflow-wrap:normal}.photo-figure th{font-size:inherit}.photo-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.photo-figure td:first-child{width:auto}.photo-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.photo-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.photo-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.photo-figure label{display:block;margin:20px 0}.photo-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green)}.photo-figure svg{display:block;width:100%;height:auto}.photo-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.photo-figure svg line{stroke:var(--muted);stroke-width:1}.photo-figure svg .photo-grid{stroke:var(--line)}.photo-blue{fill:var(--green)}@media print{.photo-controls,.photo-figure input[type=range]{display:none}.photo-figure{break-inside:avoid}.photo-figure svg text{fill:#111}}.photo-line{fill:none;stroke:var(--ink);stroke-width:2}.photo-dashed{fill:none;stroke:var(--muted);stroke-width:1.5;stroke-dasharray:5 5}.photo-gold{fill:var(--gold)}.photo-lens{fill:none;stroke:var(--muted);stroke-width:2}.photo-trail{fill:none;stroke:var(--green);stroke-width:12;stroke-linecap:butt}.photo-object,.photo-person{fill:none;stroke:var(--green);stroke-width:6}.photo-rays{fill:none;stroke:var(--gold);stroke-width:2}.photo-lensline{fill:none;stroke:var(--green);stroke-width:5}.photo-sensor{fill:none;stroke:var(--muted);stroke-width:2}.photo-blur{fill:none;stroke:#e58f8f;stroke-width:7}.photo-frame{fill:none;stroke:var(--line);stroke-width:2}.photo-pole{fill:none;stroke:var(--gold);stroke-width:8}.photo-cutout{fill:var(--paper)}.photo-emitter{fill:none;stroke:var(--gold);stroke-width:8}.photo-angle{fill:none;stroke:var(--ink);stroke-width:2}.photo-depth{margin-top:30px}.photo-depth>p{overflow-wrap:normal}.photo-depth-picture h4{margin:0 0 20px;font-size:1.05rem}.photo-depth-picture svg{max-width:100%}.photo-depth-picture figcaption{overflow-wrap:normal}.cap-figure{margin:28px 0;padding:18px 16px;border-block:1px solid var(--line);min-width:0}.cap-figure h3{margin-top:0}.cap-figure figcaption{font-size:.9rem;line-height:1.65;color:var(--muted);margin-top:18px}.cap-table{overflow-x:auto}.cap-figure table{min-width:0;width:100%;font-size:.95rem}.cap-figure th,.cap-figure td{padding:12px 10px;overflow-wrap:normal}.cap-figure th{font-size:inherit}.cap-figure tbody th{background:transparent;color:var(--ink);font-weight:600}.cap-figure td:first-child{width:auto}.cap-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.cap-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;font:inherit;font-size:.9rem;cursor:pointer}.cap-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.cap-figure label{display:block;margin:20px 0}.cap-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green)}.cap-figure svg{display:block;width:100%;height:auto}.cap-figure svg text{font:18px system-ui,sans-serif;fill:var(--ink)}.cap-figure svg line{stroke:var(--muted);stroke-width:1}.cap-figure svg .cap-grid{stroke:var(--line)}.cap-blue{fill:var(--green)}.cap-amber{fill:var(--gold)}.cap-demand{fill:none;stroke:var(--green);stroke-width:3}.cap-supply{fill:none;stroke:var(--gold);stroke-width:3}.cap-baseline{fill:none;stroke:var(--muted);stroke-width:2;stroke-dasharray:6 5}.cap-guide{fill:none;stroke:var(--green);stroke-dasharray:3 4}.cap-figure svg .cap-ceiling{stroke:#c3a8e7;stroke-width:3}.cap-point{fill:var(--green);stroke:var(--paper);stroke-width:2}.cap-open{fill:var(--paper);stroke:var(--green);stroke-width:3}.cap-old{fill:var(--muted)}.cap-figure svg .cap-outside{stroke:var(--ink);stroke-width:2;stroke-dasharray:3 3}.cap-selected{background:var(--tint)}@media print{.cap-controls,.cap-figure input[type=range]{display:none}.cap-figure{break-inside:avoid}.cap-figure svg text{fill:#111}}.cap-inline-visual h4{font-size:1.08rem;line-height:1.4;margin:0 0 18px}.cap-depth-third{fill:#c3a8e7}.cap-visual-units{font-size:.9rem;color:var(--muted)}.money-figure{margin:28px 0;padding:18px 16px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);min-width:0}.money-figure h3{margin-top:0}.money-figure figcaption{font-size:.9rem;color:var(--muted);margin-top:18px;line-height:1.65}.money-table{overflow-x:auto}.money-figure table{min-width:0;width:100%;font-size:.95rem;table-layout:auto}.money-figure th,.money-figure td{padding:12px 10px;overflow-wrap:normal}.money-figure th{font-size:inherit}.money-figure tbody th{background:transparent;font-weight:600;color:var(--ink)}.money-figure td:first-child{width:auto}.money-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.money-figure button{min-height:44px;padding:9px 12px;border:1px solid var(--line);border-radius:5px;cursor:pointer;font:inherit;font-size:.9rem}.money-figure button[aria-pressed=true]{background:var(--green);color:var(--on-accent)}.money-figure label{display:block;margin:20px 0}.money-figure input[type=range]{display:block;width:100%;min-height:44px;accent-color:var(--green)}.money-banks{display:grid;grid-template-columns:1fr 1fr;gap:18px;min-width:0}.money-bank{min-width:0;border-top:3px solid var(--green);padding-top:12px}.money-bank table{font-size:.9rem;table-layout:fixed}.money-bank th,.money-bank td{padding:9px 3px;text-transform:capitalize}.money-bank thead th{padding:8px 4px}.money-bank td{font-variant-numeric:tabular-nums}.money-bank small{display:block;height:1.8em;font-size:.8rem;white-space:nowrap}.money-up{color:#8ec5a4}.money-down{color:#e2b07a}.money-totals{margin-top:22px;font-weight:600}.money-figure svg{width:100%;height:auto;display:block;overflow:visible}.money-figure svg text{font-family:system-ui,sans-serif;font-size:18px;fill:var(--ink)}.money-figure svg line{stroke:var(--muted);stroke-width:1}.money-figure svg .money-grid{stroke:var(--line)}.money-asset{fill:var(--green)}.money-future{fill:var(--gold)}.money-path{fill:none;stroke:var(--green);stroke-width:3}.money-figure svg circle{fill:var(--green)}@media print{.money-controls,.money-figure input[type=range]{display:none}.money-up,.money-down{color:#222}.money-figure{break-inside:avoid}.money-figure svg text{fill:#111}}.ds-figure{margin:1.7rem 0;padding:1rem;border:1px solid var(--line,#555);border-radius:8px}.ds-figure figcaption{margin-top:1rem;line-height:1.6}.ds-table-wrap{overflow-x:auto}.ds-table-wrap table{width:100%;border-collapse:collapse;font-size:.95rem}.ds-table-wrap th,.ds-table-wrap td{text-align:left;vertical-align:top;padding:.8rem;border-bottom:1px solid var(--line,#555);white-space:pre-line;overflow-wrap:normal}.ds-table-wrap thead{color:var(--green)}.ds-active{background:color-mix(in srgb,var(--green) 16%,transparent)}.ds-controls{display:flex;flex-wrap:wrap;gap:.5rem;margin:.8rem 0}.ds-controls button{min-height:44px;padding:.55rem .8rem;white-space:normal}.ds-controls button[aria-pressed=true]{outline:2px solid var(--green)}.ds-replicas{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.8rem}.ds-replicas>div{border-top:3px solid var(--green);min-width:0}.ds-log{padding:0;list-style:none}.ds-log li{padding:.5rem;border:1px solid #888;margin:.5rem 0;font-size:.9rem}.ds-log .ds-committed{border-left:5px solid #71c9a5}.ds-members{display:flex;gap:.5rem}.ds-members>div{flex:1;text-align:center;border-top:3px solid var(--green);font-size:.85rem}.ds-figure svg{width:100%;height:auto;display:block}.ds-figure svg text{fill:currentColor;font-family:inherit;font-size:17px}.ds-step{font-size:.85rem}.ds-goal{border-left:3px solid var(--green);padding-left:1rem}@media print{.ds-controls,.ds-step{display:none}.ds-figure{break-inside:avoid}.ds-active{background:none}.ds-table-wrap{overflow:visible}}.ds-figure button{min-height:44px}.ds-table-wrap table{min-width:0}.ds-table-wrap th{font-size:inherit}.ds-table-wrap tbody th{background:transparent}.ds-table-wrap td:first-child{width:auto}:root{color-scheme:light;--paper:#f8f6f0;--ink:#23332f;--muted:#5e6c64;--green:#246750;--line:#d7ddd1;--tint:#eaf0e5;--gold:#b27a32}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.75 system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.top{padding:20px 5%;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;font-size:12px;letter-spacing:.12em}.top a{text-decoration:none;font-weight:750;color:var(--ink)}.top a span{font-weight:400;color:var(--muted);letter-spacing:0}.layout{display:grid;grid-template-columns:225px minmax(0,830px);gap:65px;max-width:1220px;margin:0 auto;padding:58px 35px}nav{position:sticky;top:30px;align-self:start;font-size:13px}nav a{display:block;padding:9px 0;color:var(--muted);text-decoration:none;line-height:1.5}nav a:hover{color:var(--green);text-decoration:underline}.nav-label,.eyebrow,.label,.badge{font-size:11px;letter-spacing:.12em;font-weight:750;color:var(--green)}.nav-label{margin-bottom:12px}.nav-note{border-top:1px solid var(--line);padding-top:20px;margin-top:24px;color:var(--muted);line-height:1.9;font-size:12px}main{min-width:0}section{padding:50px 0;border-bottom:1px solid var(--line)}section.hero{padding-top:0}.eyebrow{margin-bottom:18px}h1,h2{font-family:Georgia,Times New Roman,serif;font-weight:400;letter-spacing:-.035em;line-height:1.12}h1{font-size:clamp(40px,5vw,65px);margin:22px 0 28px}h1 em{color:var(--green);font-weight:400}h2{font-size:38px;margin:10px 0 25px}h3{font-size:19px;line-height:1.45;margin:22px 0 10px}p{margin:0 0 19px}.lead{font-size:22px;line-height:1.55;color:#45594e}a{color:var(--green);text-underline-offset:3px}a:hover{color:#123d2d}code{font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:.86em;background:#eaece4;padding:2px 5px;border-radius:3px;overflow-wrap:anywhere}pre{background:#edf0e7;border:1px solid var(--line);padding:22px;overflow:auto;line-height:1.65;font-size:14px;border-radius:6px;margin:22px 0}pre code{padding:0;background:none;font-size:inherit;overflow-wrap:normal}.plan{border:1px solid #334c43;border-radius:7px;overflow:hidden;margin:24px 0;background:#1c302a;color:#e4eee7}.plan pre{margin:0;border:0;background:transparent;color:inherit;border-radius:0}.plan-title{padding:12px 22px;border-bottom:1px solid #395047;color:#b4cbbd;font-size:10px;font-weight:700;letter-spacing:.09em}.intro-grid,.cards{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin:30px 0}.intro-grid{border-top:1px solid var(--line);padding-top:8px}.intro-grid h3{font-size:15px}.intro-grid p{font-size:15px;color:var(--muted)}.note,.warning{padding:20px 23px;border-left:3px solid var(--green);background:var(--tint);margin:27px 0;font-size:15px}.warning{background:#f5ecd9;border-color:var(--gold)}.question{margin:32px 0 0;padding:27px;background:#eeeadd;border-radius:6px}.question h3{margin-top:10px}.question p:last-child{margin-bottom:0}.cards article{padding:22px;border:1px solid var(--line);border-radius:6px}.cards h3{margin-top:10px}.cards p{font-size:15px;margin:0}.explain{display:grid;grid-template-columns:210px 1fr;gap:0;margin:25px 0}.explain dt,.explain dd{padding:16px 0;border-bottom:1px solid var(--line);margin:0;font-size:15px}.explain dt{padding-right:16px}.explain dd code{white-space:normal}details{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:16px 0;font-size:15px}details+details{border-top:0;margin-top:-16px}summary{padding:14px 10px 14px 0;cursor:pointer;font-weight:650;color:var(--green)}summary:hover{text-decoration:underline}details>div{padding:6px 15px 4px 20px}details p:last-child{margin-bottom:14px}.lab{padding:26px;background:#fff;border:1px solid var(--line);border-radius:8px;margin:28px 0}.lab p{font-size:15px}.lab h3{font-size:23px}.lab label{display:block;font-size:15px}.lab input[type=range]{display:block;width:100%;margin:18px 0 22px;accent-color:var(--green)}.check{display:flex!important;gap:10px;align-items:center;margin-bottom:25px}.check input{width:18px;height:18px;accent-color:var(--green)}.cost-row{display:grid;grid-template-columns:135px 1fr 70px;gap:12px;align-items:center;font-size:13px;margin:12px 0}.cost-row output{text-align:right;font-variant-numeric:tabular-nums}.track{background:#edf0e7;height:18px;border-radius:3px;overflow:hidden}.bar{height:100%;min-width:2px;transition:width .15s}.seq{background:var(--green)}.idx{background:#b38347}.verdict{font-weight:650;margin:22px 0 0;color:var(--green)}.steps{padding-left:25px}.steps li{padding-left:8px;margin:18px 0}.table-wrap{overflow:auto}table{border-collapse:collapse;font-size:14px;width:100%;min-width:520px}th{text-align:left;font-size:12px;color:var(--green);background:var(--tint)}th,td{padding:16px;vertical-align:top;border-bottom:1px solid var(--line)}td:first-child{font-weight:650;width:120px}li{margin:9px 0}.exercise{padding:28px 0;border-bottom:1px dashed var(--line)}.exercise:last-of-type{border:0}.exercise h3{font-family:Georgia,serif;font-weight:400;font-size:27px;margin-top:12px}.takeaway{font-family:Georgia,serif;font-size:25px;color:var(--green);line-height:1.5;padding:20px 0 0}.sources{padding-left:22px;font-size:15px}.feedback{background:var(--tint);padding:24px;margin-top:35px;border-radius:6px}.feedback h3{margin-top:0}.feedback p{font-size:15px}.feedback p:last-child{margin:0}footer{font-size:12px;color:var(--muted);padding:35px 0 20px}*:focus-visible{outline:3px solid #bb8135;outline-offset:4px}@media(max-width:1050px){.layout{grid-template-columns:180px minmax(0,1fr);gap:30px;padding:40px 25px}.explain{grid-template-columns:175px 1fr}}@media(max-width:760px){.top{padding:17px 20px}.top>span{display:none}.layout{display:block;padding:25px 20px}nav{position:static;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:32px;display:flex;flex-wrap:wrap;gap:0 20px}nav a{font-size:12px}.nav-label{width:100%;margin-bottom:4px}.nav-note{display:none}h1{font-size:44px}h2{font-size:32px}.lead{font-size:20px}.intro-grid,.cards{grid-template-columns:1fr;gap:8px}.explain{display:block}.explain dt{border:0;padding-bottom:3px}.explain dd{padding-top:3px}pre{padding:17px;font-size:12px}.lab{padding:20px}.cost-row{grid-template-columns:110px 1fr 60px;gap:7px;font-size:12px}section{padding:38px 0}body{font-size:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.bar{transition:none}}@media print{body{background:#fff;font-size:11pt}.top,nav{display:none}.layout{display:block;padding:0;max-width:none}h1{font-size:35pt}h2{font-size:24pt}section{padding:20px 0}.plan,.plan pre{background:#fff;color:#000;border-color:#aaa}pre{white-space:pre-wrap;overflow-wrap:anywhere}.plan-title{color:#333}details>div{display:block!important}details{break-inside:avoid}.lab input{display:none}.cards,.intro-grid{break-inside:avoid}a{color:inherit}footer{padding:15px 0}}button,select,input{font:inherit}button,select{border:1px solid #b9c9bb;border-radius:5px;background:#fff;color:var(--ink);padding:8px 12px;font-size:13px}button{cursor:pointer;font-weight:650}button:hover:not(:disabled){background:#e3ebde;border-color:var(--green)}button:disabled,select:disabled{opacity:.5;cursor:not-allowed}button.primary,button[aria-pressed=true]{background:var(--green);color:#fff;border-color:var(--green)}button.primary:hover:not(:disabled),button[aria-pressed=true]:hover{background:#194c3b}.scan-lab{margin:30px 0;padding:20px;border:1px solid #b9c9bb;border-radius:10px;background:#fffef9;container-type:inline-size}.scan-lab>h3{font-family:Georgia,serif;font-weight:400;font-size:26px;margin:8px 0}.scan-lab p{font-size:14px}.scan-lab>p{margin-bottom:12px}.scenario-controls{background:var(--tint);border-radius:7px;padding:12px 14px;margin:12px 0}.scenario-controls label{display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px;font-size:14px}.scenario-controls input[type=range],.lab input[type=range]{width:100%;accent-color:var(--green);min-height:32px;margin:4px 0;display:block}.presets{display:flex;flex-wrap:wrap;gap:8px}.scenario-controls p{font-size:12px;color:var(--muted);margin:6px 0 0}.scan-lab button,.lab button,.player-controls select{min-height:44px}.lab .presets{margin-bottom:16px}.scan-lane{min-width:0;border:1px solid var(--line);border-radius:8px;background:#fff;overflow:hidden}.scan-lane h4{font-size:16px;padding:12px 16px 0;margin:0}.scan-lane h4 span{display:block;color:var(--muted);font-weight:400;font-size:12px}.scan-lanes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.scan-body{display:block}.scan-lane svg{width:100%;max-width:300px;height:auto;display:block;margin:0 auto}.scan-source{fill:#eaf0e5;stroke:#c5d1bf}.svg-label{font-size:12px;fill:#23332f;font-weight:650}.svg-small{font-size:11px;fill:#4f5d54}.page-box{fill:#f7f7f0;stroke:#cbd4c5}.page-box.visited{fill:#e8f1e6;stroke:#83a58c}.page-box.focused{stroke:#246750;stroke-width:2.5}.row-box{fill:#e1e4da}.row-box.matching{fill:#ecd29a;stroke:#b1863f;stroke-width:.7}.row-box.found{fill:#246750;stroke:#246750}.row-box.active-row{stroke:#85481a;stroke-width:2}.row-symbol{fill:#634819;font-size:13px;font-weight:700}.row-symbol.returned{fill:#fff;font-size:10px}.scan-path{fill:none;stroke:#b1863f;stroke-width:1.8;stroke-dasharray:4 4}.scan-marker{fill:#ad7130;stroke:#fffef9;stroke-width:2}.scan-reading{padding:8px 12px}.scan-action{font-weight:700;color:var(--green);margin:0 0 8px;min-height:46px}.scan-caption{min-height:76px;margin:0 0 12px;line-height:1.65;color:#425749}.scan-counts{margin:0;font-size:14px}.scan-counts>div{display:flex;justify-content:space-between;gap:8px;border-bottom:1px solid #edf0e7;padding:5px 0}.scan-counts dd{font-weight:700;margin:0;white-space:nowrap;font-variant-numeric:tabular-nums}.scan-extra{margin:4px 0 0!important;border:0}.scan-extra summary{font-size:13px;padding:8px 0}.scan-extra .scan-counts{font-size:12px}.player-controls{display:flex;flex-wrap:wrap;gap:8px;align-items:center;padding:12px 0 0}.player-controls label{margin-left:auto;font-size:12px}.player-controls select{padding:8px 4px}.step-count{width:100%;font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.motion-note{color:var(--green);font-size:13px;margin:8px 0}.scan-summary{font-size:14px;border-left:3px solid var(--green);padding:10px 14px;background:var(--tint);margin:14px 0}.scan-lab details{margin-bottom:0}.cost-extra>.lab{margin:0 0 20px}@container (max-width: 460px){.scan-lanes{grid-template-columns:1fr}.scan-lane svg{max-width:300px;margin:0 auto}.scan-caption,.scan-action{min-height:0}}@media(min-width:601px)and (max-width:1100px){.layout{display:block;max-width:880px;padding:28px 32px}nav{position:static;display:flex;flex-wrap:wrap;gap:0 18px;border-bottom:1px solid var(--line);padding-bottom:15px;margin-bottom:30px}nav .nav-label{width:100%}nav .nav-note{display:none}nav a{padding:12px 0}}@media(max-width:600px){.scan-lab{padding:15px;margin-left:-6px;margin-right:-6px}.player-controls label{margin-left:0}}@media print{.player-controls,.presets,.scenario-controls input{display:none}.scan-lab{break-inside:avoid;padding:15px}.scan-caption{min-height:0}}.flow-svg{display:block;width:100%;max-width:640px;margin:12px auto}.flow-svg text{font-size:14px;fill:var(--ink)}.row-history{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}.row-history span{font-size:12px;text-align:center;padding:7px 3px;background:#f1f1e9;border:1px solid var(--line);border-radius:4px}.row-history .kept{background:#e1efdf;border-color:#78a080}.row-history .rejected{background:#f7eddb;border-color:#c6a46b}.flow-caption{min-height:48px;margin:14px 0 8px}.live-plan{margin:8px 0;padding:12px 16px;font-size:13px}.flow-lab .flow-footnote{color:var(--muted);font-size:13px;margin:16px 0 0}.join-comparison{display:grid;grid-template-columns:1fr 1fr;gap:12px}.join-comparison>div{padding:12px 16px;border:1px solid var(--line);border-radius:6px;background:#fff}.join-comparison h4{font-size:14px;margin:0 0 6px}.join-comparison p{margin:0}@container (max-width: 460px){.row-history{grid-template-columns:repeat(3,1fr)}.flow-svg text{font-size:16px}}.course-home{max-width:870px;padding:48px 28px;margin:auto}.course-list{list-style:none;padding:0}.course-list li{padding:22px 0;border-bottom:1px solid var(--line)}.course-list a{font:25px/1.4 Georgia,serif}.course-list p{margin:8px 0 0}.course-links{display:flex;flex-wrap:wrap;gap:8px 24px;font-size:14px;margin:12px 0 28px;padding:12px 0;border-bottom:1px solid var(--line)}.course-links a{padding:8px 0}.series-chart{display:grid;grid-template-columns:1fr 1fr;gap:12px}.series-panel{padding:16px;border:1px solid var(--line);border-radius:6px;background:#fff;min-width:0}.series-panel h4{margin:0 0 10px;font-size:15px}.series-panel p{font-size:14px;margin:8px 0}.series-panel .track{height:25px}.series-counter{font-variant-numeric:tabular-nums;font-size:20px;color:var(--green)}.entry-list{list-style:none;margin:8px 0;padding:0;font-size:13px}.entry-list li{border:1px solid var(--line);border-radius:4px;padding:5px 8px;margin:5px 0}.entry-list .processed{background:#eaf0e5}.entry-list .returned{background:#cee5ce;border-color:#729379}.series-caption{min-height:70px;margin:16px 0 0;font-size:14px}.choice-buttons{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}@media(max-width:500px){.series-panel{padding:10px}}main[data-course="query-optimizers.html"] input[type=range],main[data-course="query-optimizers.html"] .scan-extra summary{min-height:44px}.library-home{max-width:1160px;margin:auto;padding:44px 32px 70px}.library-home>h1{font-size:clamp(38px,5vw,58px);margin:12px 0 34px}.library-home h2{font-size:30px}.library-home section{padding:22px 0 34px}.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.topic-card{display:flex;flex-direction:column;background:#fffef9;border:1px solid var(--line);border-radius:10px;padding:24px;text-decoration:none;color:var(--ink)}.topic-card:hover{border-color:var(--green);background:#eff3e9;color:var(--ink)}.topic-category{font-size:12px;color:var(--muted)}.topic-card h3{font:25px/1.3 Georgia,serif;margin:9px 0 12px}.topic-card p{font-size:15px;line-height:1.65;flex:1}.topic-status{align-self:start;font-size:12px;border:1px solid #d3d5c9;border-radius:4px;padding:3px 9px;color:#60695c}.topic-status.available{background:#e1ecdd;border-color:#b8cfaf;color:#23543c}.library-lesson-list{list-style:none;margin:0;padding:0}.library-lesson-list li{border-bottom:1px solid var(--line);margin:0}.library-lesson-list a{display:flex;align-items:baseline;gap:22px;color:var(--ink);text-decoration:none;padding:22px 12px;border-radius:6px}.library-lesson-list a:hover{background:#eaf0e5}.library-lesson-list a>div{flex:1;min-width:0}.library-lesson-list h3{margin:4px 0 6px;font-size:20px}.library-lesson-list p{font-size:15px;color:var(--muted);margin:0}.lesson-number{color:var(--green);font-size:19px;font-variant-numeric:tabular-nums;min-width:26px}.library-empty{padding:24px!important;border:1px dashed #b6c7ae;border-radius:8px;background:#edf1e7;margin:20px 0}.library-empty h3,.library-empty h2{margin-top:0}.topic-home{max-width:920px}@media(max-width:600px){.library-home{padding:24px 20px}.topic-grid{grid-template-columns:1fr}.topic-card{padding:20px}}@media print{.topic-grid{grid-template-columns:1fr 1fr}.topic-card{break-inside:avoid}}.visual-guide{margin:28px 0;padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:8px}.visual-guide>h3{margin:0 0 12px;font-size:21px}.visual-guide p,.visual-guide figcaption{font-size:15px}.visual-guide figcaption{margin-top:18px;color:var(--muted);line-height:1.7}.visual-guide h4{font-size:15px;margin:0 0 12px}.visual-guide button{min-height:44px}.visual-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;margin:18px 0}.visual-pair>div{min-width:0}.dot-grid{display:grid;grid-template-columns:repeat(10,1fr);gap:4px;margin:16px 0;max-width:320px}.dot-grid span{aspect-ratio:1;border-radius:2px;background:var(--raised);border:1px solid var(--line)}.dot-grid .dot-match{background:var(--green);border:2px solid var(--ink)}.flow-box{display:flex;flex-direction:column;gap:4px;padding:14px;border:1px solid var(--success-line);border-radius:6px;background:var(--tint);font-size:15px}.flow-box span{font-size:14px}.flow-box h4{margin:0 0 8px}.flow-column{display:flex;flex-direction:column}.flow-column .flow-box{flex:1;justify-content:center}.flow-arrow{display:block;margin:10px 0;color:var(--muted);font-size:13px}.costly{background:var(--warning);border-color:var(--gold)}.time-envelope{margin:12px 0;padding:14px;border:1px solid var(--success-line);background:var(--tint);border-radius:6px;font-size:15px}.time-envelope .time-envelope{background:var(--surface)}.time-envelope .time-envelope .time-envelope{background:var(--code)}.time-envelope span{display:block;font-size:14px;color:var(--muted)}.key-list{list-style:none;padding:0;margin:0}.key-list li{border:1px solid var(--line);border-radius:4px;padding:8px;font-size:14px}.key-list .current-key{border-color:var(--green);background:var(--tint);font-weight:650}.merge-caption{min-height:90px}.index-groups{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:18px 0}.index-entry{padding:10px;margin:6px 0;border:1px solid var(--line);border-radius:4px;font-size:14px}.index-entry span{display:block;font-size:12px;color:var(--muted)}.index-entry.in-range{border-color:var(--gold);background:var(--warning)}.index-entry.entry-match{border-color:var(--green);background:var(--tint)}.range-predicate{margin:14px 0}.request-track{display:flex;width:100%;height:28px;border-radius:4px;overflow:hidden}.request-stage{border-right:2px solid var(--surface)}.stage-0{background:var(--gold)}.stage-1{background:var(--green)}.stage-2{background:var(--muted)}.stage-3{background:var(--success-line)}.request-legend{margin:18px 0;font-size:14px}.request-legend>div{display:flex;justify-content:space-between;gap:14px;padding:5px 0}.request-legend dd{margin:0;white-space:nowrap;font-variant-numeric:tabular-nums}.stage-dot{display:inline-block;width:10px;height:10px;margin-right:10px}@media(max-width:600px){.visual-guide{padding:14px}.visual-pair{gap:10px}.index-groups{gap:6px}.index-entry{padding:6px}.flow-box{padding:10px}}@media print{.visual-guide{break-inside:avoid}}.worked-visual{margin:14px 0 24px;padding:18px 0;border-block:1px solid var(--line)}.worked-visual>h4{font-size:17px;margin:0 0 16px}.worked-visual p,.worked-visual figcaption{font-size:14px;line-height:1.7}.worked-visual figcaption{color:var(--muted);margin-top:16px}.worked-visual button,.worked-visual select{min-height:44px}.answer-equation{margin:16px 0 0;font-variant-numeric:tabular-nums}@media print{.worked-visual{break-inside:avoid}}:root{color-scheme:dark;--paper: #1c1d1f;--surface: #242628;--raised: #303235;--ink: #dadcde;--muted: #a6aaaf;--green: #9abef3;--accent-hover: #c4d9f7;--on-accent: #172437;--line: #45494e;--tint: #293c52;--gold: #d5b477;--warning: #383126;--code: #17181a;--success: #293c52;--success-line: #7d9aba;--match: #594729;--match-ink: #f0d597}body{font-size:17px;line-height:1.7}h1,h2,h3,.exercise h3,.scan-lab>h3,.takeaway,.topic-card h3,.course-list a{font-family:inherit;font-weight:650;letter-spacing:-.015em}h1,.library-home>h1{font-size:32px;line-height:1.3}h1 em{font-style:normal;font-weight:inherit;color:inherit}h2,.library-home h2{font-size:25px;line-height:1.4}h3,.exercise h3,.scan-lab>h3,.topic-card h3{font-size:21px;line-height:1.45}.takeaway{font-size:19px}.lead{font-size:18px;line-height:1.7;color:var(--ink)}main p{max-width:72ch}.top{font-size:13px;letter-spacing:0}.eyebrow,.nav-label,.label,.badge{font-size:12px;letter-spacing:.04em}a:hover{color:var(--accent-hover)}code{background:var(--raised)}pre{background:var(--code);border-color:var(--line)}pre code{background:transparent}.plan{background:var(--code);color:var(--ink);border-color:var(--line)}.plan-title{color:var(--muted);border-color:var(--line);font-size:12px;letter-spacing:.03em}.warning{background:var(--warning)}.question{background:var(--surface)}.lab,.scan-lab,.scan-lane,.series-panel,.join-comparison>div,.topic-card{background:var(--surface);border-color:var(--line)}.track{background:var(--raised)}.idx{background:var(--gold)}button,select{background:var(--surface);color:var(--ink);border-color:var(--line)}input::placeholder{color:var(--muted);opacity:1}button:hover:not(:disabled){background:var(--raised)}button.primary,button[aria-pressed=true]{color:var(--on-accent)}button.primary:hover:not(:disabled),button[aria-pressed=true]:hover{background:var(--accent-hover);color:var(--on-accent)}.topic-card:hover,.library-lesson-list a:hover{background:var(--raised);color:var(--ink)}.topic-status{color:var(--muted);border-color:var(--line)}.topic-status.available{background:var(--success);color:var(--green);border-color:var(--success-line)}.library-empty{background:var(--surface);border-color:var(--line)}.scan-caption{color:var(--muted)}.scan-counts>div{border-color:var(--line)}.scan-source{fill:var(--raised);stroke:var(--line)}.svg-label{fill:var(--ink)}.svg-small{fill:var(--muted)}.page-box{fill:var(--code);stroke:var(--line)}.page-box.visited{fill:var(--success);stroke:var(--success-line)}.page-box.focused{stroke:var(--green)}.row-box{fill:var(--line)}.row-box.matching{fill:var(--match);stroke:var(--gold)}.row-box.found{fill:var(--green);stroke:var(--green)}.row-box.active-row{stroke:var(--match-ink)}.row-symbol{fill:var(--match-ink)}.row-symbol.returned{fill:var(--on-accent)}.scan-path{stroke:var(--gold)}.scan-marker{fill:var(--gold);stroke:var(--surface)}.row-history span{background:var(--raised)}.row-history .kept,.entry-list .returned{background:var(--success);border-color:var(--success-line)}.row-history .rejected{background:var(--warning);border-color:var(--gold)}.entry-list .processed{background:var(--tint)}.entry-list .returned{background:var(--success)}*:focus-visible{outline-color:var(--gold)}::selection{background:#354e6c;color:#f1f4f8}@media screen{.layout{display:block;max-width:910px;margin:auto;padding:32px 30px 44px}.layout>nav{position:static;display:flex;flex-wrap:wrap;gap:4px;margin:0 0 24px;padding:0 0 16px;border-bottom:1px solid var(--line)}.layout>nav .nav-label{display:none}.layout>nav a{display:flex;align-items:center;padding:10px 12px;min-height:44px;font-size:13px;border-radius:4px}.layout>nav a:hover,.layout>nav a:focus-visible{background:var(--tint);color:var(--green)}.top{max-width:1160px;margin:auto;padding:20px 30px}section{padding:36px 0}.course-links{font-size:13px;gap:4px 20px}.course-links a{min-height:44px;display:flex;align-items:center}.visual-guide,.scan-lab{background:transparent;padding:22px 0;border-left:0;border-right:0;border-radius:0}.lab,.topic-card,.scan-lane,.series-panel,.join-comparison>div,.plan,pre{border-radius:5px}.topic-card{background:transparent}.topic-card:hover{background:var(--surface)}.library-home{max-width:1040px}.topic-home{max-width:910px}.exercise h3{font-size:20px}.question{border-radius:5px}}@media screen and (max-width:600px){.layout{padding:24px 20px}.top{padding:18px 20px}h1,.library-home>h1{font-size:28px}.scan-lab{margin-left:0;margin-right:0}}@media print{:root{color-scheme:light;--paper: white;--surface: white;--raised: #edf0f2;--ink: #17212b;--muted: #45515e;--green: #245a50;--accent-hover: #173c35;--on-accent: white;--line: #b8c0c8;--tint: #edf3ef;--gold: #73531d;--warning: #f5eddb;--code: #f4f5f6;--success: #e1eee5;--success-line: #648572;--match: #efe2bb;--match-ink: #624819}body{font-size:11pt}h1,.library-home>h1{font-size:28pt}h2,.library-home h2{font-size:20pt}.library-home{padding:0}}:root{--viz-input:#89baff;--viz-work:#f2bf66;--viz-match:#7cddad;--viz-reject:#f19b9b;--viz-output:#c8adff;--viz-match-bg:#203f35;--viz-reject-bg:#422d32;--viz-work-bg:#433820;--viz-output-bg:#352c48}.visual-key{display:flex;flex-wrap:wrap;gap:8px 16px;margin:12px 0 22px;font-size:12px}.vk-input{color:var(--viz-input)}.vk-work{color:var(--viz-work)}.vk-match{color:var(--viz-match)}.vk-reject{color:var(--viz-reject)}.vk-output{color:var(--viz-output)}.picture-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px;margin:18px 0}.picture-pair>div{min-width:0}.data-picture h5{font:600 15px/1.5 system-ui,sans-serif;margin:0 0 16px}.data-picture h4{line-height:1.5}.data-picture .muted{color:var(--muted);font-size:12px}.data-dots{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:5px;margin:18px 0}.data-dot{display:flex;justify-content:center;align-items:center;aspect-ratio:1;max-height:24px;border-radius:50%;border:1px solid var(--line);color:var(--paper);font-style:normal;font-size:15px}.data-dot.match{background:var(--viz-match);border-color:var(--viz-match)}.data-dot.work{background:var(--viz-work);border-color:var(--viz-work)}.data-dot.output{background:var(--viz-output);border-color:var(--viz-output)}.rank-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}.rank-grid span{text-align:center;padding:8px 4px;font-size:14px;border-radius:4px}.rank-selected{background:var(--viz-output-bg);color:var(--viz-output);border-bottom:3px solid var(--viz-output)}.rank-unread{border:1px dashed var(--line);color:var(--muted)}.stop-marker{color:var(--viz-work);border-left:4px solid var(--viz-work);padding-left:12px;margin-top:18px;font-weight:650}.picture-code{display:block;padding:12px;font-size:13px;color:var(--viz-input)}.unknown-clock{color:var(--viz-work);font-variant-numeric:tabular-nums}.prefix-world{border:1px solid var(--viz-input);border-radius:8px;padding:18px}.tenant-shelves{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px;margin:18px 0}.tenant-shelves>span{font-size:11px;color:var(--muted);border-top:3px solid var(--viz-input);padding-top:4px}.tenant-shelves i{display:block;background:var(--raised);height:8px;margin:5px 0}.tenant-shelves .focus-shelf i{background:var(--viz-match)}.prefix-zoom{border:2px solid var(--viz-match);border-radius:8px;padding:16px;background:var(--viz-match-bg)}.date-pairs{display:flex;gap:20px;margin:16px 0}.date-pairs small,.date-pairs b{display:block}.date-pairs b{color:var(--viz-output);letter-spacing:6px}.summary-stamp{border-left:3px solid var(--viz-input);padding:10px;font-size:13px}.summary-stamp.stale{border-color:var(--viz-work);color:var(--viz-work)}.experiment-strip{padding:12px 0;border-top:1px solid var(--line)}.overlap-universe{border:1px solid var(--viz-input);border-radius:12px;padding:18px;text-align:center}.currency-set{background:var(--viz-input);color:#152235;border-radius:90px;padding:20px;max-width:480px;margin:18px auto}.country-set{background:#193a30;color:var(--viz-match);border:3px solid var(--viz-match);border-radius:70px;padding:14px;margin:12px 0}.country-set span{font-size:12px;display:block}.set-dots{font-size:24px;letter-spacing:7px}.other-customers{display:grid;grid-template-columns:repeat(20,1fr);gap:6px;margin:18px 0 8px}.other-customers i{aspect-ratio:1;max-height:12px;border:1px solid var(--muted);border-radius:50%}.scan-pass{display:grid;grid-template-columns:35px minmax(0,1fr) 110px;gap:12px;align-items:center;margin:12px 0}.customer-token{border-radius:50%;background:var(--viz-input);color:#152235;width:34px;height:34px;display:grid;place-items:center;font-size:12px;font-weight:700}.scan-track{position:relative;height:30px;display:grid;grid-template-columns:repeat(10,1fr);gap:2px;overflow:hidden;border:1px solid var(--line)}.scan-track>i{border-right:1px solid var(--line);z-index:1}.scan-fill{position:absolute;inset:0 auto 0 0;background:repeating-linear-gradient(135deg,var(--viz-work) 0 6px,#a07937 6px 8px)}.pass-label{font-size:12px}.build-run{display:flex;flex-wrap:wrap;align-items:center;gap:6px;margin:12px 0;font-size:12px}.build-run>span{min-width:38px}.build-segment,.lookup-segment{padding:9px;border-radius:3px;font-weight:500}.build-segment{color:var(--viz-work);background:var(--viz-work-bg)}.lookup-segment{color:var(--viz-match);background:var(--viz-match-bg)}.persistent-tree{color:var(--viz-input);border-bottom:2px solid var(--viz-input);font-size:13px}.input-funnel{width:100%;display:block}.input-funnel text{font:13px system-ui,sans-serif;fill:var(--ink)}.wide-funnel{fill:var(--viz-work-bg);stroke:var(--viz-work)}.narrow-funnel{fill:var(--viz-match-bg);stroke:var(--viz-match)}.good-result{color:var(--viz-match)}.cost-result{color:var(--viz-work)}.tenant-index{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.chosen-tenant{border-inline:2px solid var(--viz-match);padding:0 10px}.other-tenant{color:var(--muted)}.calendar-entry{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:6px;border-bottom:1px solid var(--line);margin:8px 0;padding:8px 0}.calendar-entry>span{font-size:10px;letter-spacing:.08em}.calendar-entry strong{font-size:23px}.chosen-tenant .calendar-entry{color:var(--viz-match)}.tenant-index small{font-size:12px}.record-label{font-size:13px;color:var(--muted);margin:12px 0}.index-record,.result-record{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}.index-record>span,.result-record>span{padding:12px 8px;background:var(--surface);border:1px solid var(--line);text-align:center;font-size:18px}.index-record small,.result-record small{font-size:12px;display:block;overflow-wrap:anywhere;margin-bottom:5px}.index-record .record-match{background:var(--viz-match-bg);color:var(--viz-match);border-color:var(--viz-match)}.projection-lines{width:100%;height:65px;display:block}.projection-lines path{stroke:var(--viz-output);stroke-width:2;fill:none}.result-record{grid-template-columns:repeat(3,minmax(0,1fr))}.result-record>span{color:var(--viz-output);background:var(--viz-output-bg);border-color:var(--viz-output)}.picture-result,.mini-result{color:var(--viz-output);font-size:13px;margin:14px 0}.table-bypass{padding:12px;border:1px dashed var(--muted);color:var(--muted);font-size:14px}.table-bypass>span{font-size:24px;margin-right:12px}.table-bypass strong{margin-left:16px}.record-list{list-style:none;padding:0;margin:0}.record-list li{display:grid;grid-template-columns:35px 1fr 1fr 15px;gap:5px;padding:8px;border-left:3px solid;margin:6px 0;font-size:13px}.record-list .record-match{background:var(--viz-match-bg);color:var(--viz-match);border-color:var(--viz-match)}.record-list .record-reject{background:var(--viz-reject-bg);color:var(--viz-reject);border-color:var(--viz-reject)}.row-id{font-size:12px}.lookup-query{background:var(--viz-input);color:#152235;border-radius:18px;padding:8px 12px;font-size:13px;margin-bottom:16px}.lookup-rows{display:grid;grid-template-columns:1fr 1fr;gap:6px}.lookup-rows>div{display:flex;justify-content:space-between;gap:5px;padding:8px;font-size:13px;border-left:3px solid}.lookup-match{background:var(--viz-match-bg);color:var(--viz-match)}.lookup-reject{background:var(--viz-reject-bg);color:var(--viz-reject)}.lookup-skipped{border:1px dashed var(--line)!important;color:var(--muted)}.date-bars{display:flex;gap:6px;height:110px;align-items:end;margin:18px 0}.date-bars>div{flex:1;min-width:0;text-align:center}.date-bars i{background:var(--viz-work);display:block;width:100%;border-radius:3px 3px 0 0}.date-bars span{font-size:10px;white-space:nowrap}.date-bars .selected i{background:var(--viz-match)}.date-bars .unread i{background:var(--raised);border:1px dashed var(--muted)}.sort-pass{font-size:13px;min-height:48px;color:var(--muted)}.trial-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.trial-card{border-top:1px solid var(--line);padding:12px 0}.trial-time{color:var(--viz-output);font-size:30px;display:block;margin-bottom:12px}.trial-factor{display:block;padding:10px 14px;border-left:3px solid;margin:8px 0;font-size:14px}.index-factor{color:var(--viz-input);background:#26384d}.cache-factor{color:var(--viz-work);background:var(--viz-work-bg)}.customer-factor{color:var(--viz-input);background:#26384d}.controlled-trial{padding:12px 0;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:10px 18px;font-size:13px}.controlled-trial strong{flex-basis:100%}.candidate-picture .data-dots{grid-template-columns:repeat(20,minmax(0,1fr));gap:5px}.cloud-label{font-size:12px!important;color:var(--muted);margin:10px 0}.selection-funnel{width:100%;height:90px;display:block}.selection-funnel path{fill:var(--viz-output-bg);stroke:var(--viz-output)}.selection-funnel text{fill:var(--viz-output);font:15px system-ui,sans-serif}.selection-funnel .funnel-small{font-size:11px}.result-tokens{display:flex;justify-content:center;flex-wrap:wrap;gap:6px;margin:12px auto}.result-tokens span{color:var(--muted);font-size:19px}.result-tokens .chosen{color:var(--viz-output)}.candidate-counts{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:15px;margin:18px 0}.candidate-counts strong:first-child{color:var(--viz-work)}.candidate-counts strong:last-child{color:var(--viz-output)}.join-customers{display:flex;gap:8px;margin:12px 0 18px}.join-customers>span{border:1px solid var(--viz-input);border-radius:50%;width:50px;height:50px;display:grid;place-items:center;font-size:13px}.customer-selected{color:var(--viz-match);background:var(--viz-match-bg)}.customer-excluded{color:var(--muted);border-style:dashed!important}.join-items{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}.join-items>span{font-size:12px;padding:7px;border-left:3px solid}.item-match{color:var(--viz-match);background:var(--viz-match-bg)}.item-rejected{color:var(--viz-reject);background:var(--viz-reject-bg)}.item-avoided{color:var(--muted);border:1px dashed var(--line)!important}.index-entry.entry-match,.entry-list .returned,.row-history .kept{background:var(--viz-match-bg);border-color:var(--viz-match)}.index-entry.in-range:not(.entry-match),.entry-list .processed,.row-history .rejected{background:var(--viz-reject-bg);border-color:var(--viz-reject)}.dot-grid .dot-match{background:var(--viz-match)}.row-box.found{fill:var(--viz-match);stroke:var(--viz-match)}.page-box.focused{stroke:var(--viz-work)}.stage-0{background:var(--viz-work)}.stage-1{background:var(--viz-match)}.stage-2{background:var(--viz-input)}.stage-3{background:var(--viz-output)}@media(max-width:600px){.picture-pair{gap:12px}.scan-pass{gap:6px;grid-template-columns:30px minmax(0,1fr) 88px}.pass-label{font-size:11px}.record-list li{grid-template-columns:24px 1fr 1fr 12px;font-size:12px;padding:6px 3px}.tenant-shelves{gap:5px}.set-dots{letter-spacing:3px}.tenant-index{gap:10px}}@media print{:root{--viz-input:#234a70;--viz-work:#6b480f;--viz-match:#16573b;--viz-reject:#7d2929;--viz-output:#51327e;--viz-match-bg:#e1f1e8;--viz-reject-bg:#f8e8e8;--viz-work-bg:#f7edda;--viz-output-bg:#eee8f6}.currency-set,.lookup-query{background:#dceafa;color:#152235}.country-set{background:var(--viz-match-bg)}}:root{--syntax-keyword:#9abef3;--syntax-string:#8bd6ac;--syntax-number:#edc17c;--syntax-function:#cbb1ee;--syntax-comment:#a6aaaf}.syntax .token.keyword{color:var(--syntax-keyword)}.syntax .token.string{color:var(--syntax-string)}.syntax .token.number,.syntax .token.boolean{color:var(--syntax-number)}.syntax .token.function{color:var(--syntax-function)}.syntax .token.comment{color:var(--syntax-comment);font-style:italic}.syntax .token.operator,.syntax .token.punctuation{color:var(--muted)}.syntax .token.identifier,.syntax .token.variable{color:var(--ink)}@media print{.syntax .token{color:inherit!important}.syntax .token.keyword{font-weight:650}}@font-face{font-family:"Lesson Math";src:url(./STIXTwoMath-Regular-tfF5U0vx.woff2) format("woff2");font-style:normal;font-weight:400;font-display:swap}.equation-step{margin:24px 0;padding:4px 0 4px 20px;border-left:2px solid var(--line)}.equation-label{font-size:15px;font-weight:650;color:var(--muted);margin-bottom:12px}.equation-scroll{overflow-x:auto;padding:8px 4px 12px 0}.equation-step math{font-size:1.4em;text-align:left;margin:0;width:max-content;max-width:none;color:var(--ink)}.equation-note{margin:8px 0 0!important;color:var(--muted);font-size:15px;line-height:1.65}math{font-family:"Lesson Math",math}math[display=inline]{font-size:1.08em}.equation-result{color:#a4dbb4}@media print{.equation-step{break-inside:avoid}.equation-result{color:#28563b}.equation-scroll{overflow:visible}}.bio-figure{margin:28px 0;padding:22px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.bio-figure h3{font-size:20px;margin-top:0}.bio-figure h4{font-size:17px;margin:12px 0}.bio-figure figcaption{color:var(--muted);font-size:15px;margin-top:18px}.bio-pair{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:20px}.bio-pair p{font-size:15px}.bio-figure svg{display:block;width:100%;height:auto;max-height:320px}.bio-figure svg text{fill:var(--ink);font-family:inherit;font-size:17px}.bio-outline{fill:none;stroke:var(--muted);stroke-width:2}.bio-water{fill:#28445d}.bio-molecule{fill:#9abef3}.bio-product{fill:#c7a8f5}.bio-rock{fill:#565452}.bio-pore{fill:#917343;stroke:#efd09b;stroke-width:2}.bio-sun{fill:#efd09b}.bio-membrane{fill:#273e37;stroke:#a4dbb4;stroke-width:5}.bio-crystal{fill:#9abef3;stroke:#d6e5fc;stroke-width:2}.bio-crystal.added{fill:#28445d;stroke-dasharray:4 3}.bio-path{fill:none;stroke-width:4}.bio-path.high{stroke:#efd09b}.bio-path.low{stroke:#a4dbb4}.bio-path.uncertain{stroke:var(--muted);stroke-dasharray:5 5}.bio-figure svg .bio-amber-text{fill:#efd09b}.bio-figure svg .bio-green-text{fill:#a4dbb4}.bio-rna{fill:none;stroke:#d2b5fa;stroke-width:5}.bio-unit-grid{display:flex;flex-wrap:wrap;gap:8px;max-width:270px}.bio-unit-grid span{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;font-weight:650}.bio-unit-grid .spent{background:#efd09b;color:#302313}.bio-unit-grid .remaining{background:#a4dbb4;color:#182e20}.bio-sequence{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;max-width:520px;margin:10px 0 20px}.bio-sequence span{border:2px solid #9abef3;text-align:center;background:#28445d;color:#e4efff;border-radius:5px;padding:10px 0;font-weight:650}.bio-sequence .copied{border-color:#c7a8f5;background:#463453}.bio-sequence .empty{background:transparent;border-style:dashed;color:var(--muted)}.bio-sequence-label{font-size:15px}.bio-probability{height:30px;background:var(--raised);border:1px solid var(--muted)}.bio-probability>div{background:#a4dbb4;height:100%}.bio-table{width:100%;table-layout:fixed;border-collapse:collapse;font-size:16px}.bio-table th,.bio-table td{text-align:left;vertical-align:top;padding:12px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.bio-table th{color:var(--green)}.bio-strands{padding:12px 18px;border-left:3px solid #c7a8f5;font-family:monospace;font-size:17px}.bio-sources li{margin:20px 0}.bio-sources p{font-size:15px;color:var(--muted);margin-top:5px}@media(max-width:600px){.bio-pair{gap:12px}.bio-table th,.bio-table td{padding:8px}}@media print{.bio-figure{break-inside:avoid}.bio-figure svg .bio-amber-text{fill:#73531d}.bio-figure svg .bio-green-text{fill:#245a50}.bio-sequence span{color:#17212b;background:#e4efff}.bio-sequence .copied{background:#eee4fa}.bio-table{font-size:10pt}}.bio-figure button,.bio-figure select,.bio-figure input[type=range]{min-height:44px}.bio-figure .check{justify-content:flex-start;align-items:center;min-height:44px;margin-top:12px}@media print{.bio-water{fill:#dce9f2}.bio-rock{fill:#ddd8d2}.bio-pore{fill:#eadbbf;stroke:#73531d}.bio-membrane{fill:#e2efe6;stroke:#386247}.bio-rna{stroke:#68458d}.bio-path.low{stroke:#386247}.bio-path.high{stroke:#946923}}.orbit-figure{margin:28px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.orbit-figure h3{margin-top:0;font-size:20px}.orbit-figure h4{font-size:16px;margin:12px 0 0}.orbit-figure svg{display:block;width:100%;max-width:580px;margin:0 auto;height:auto;overflow:visible}.orbit-figure svg text{fill:var(--ink);font:18px system-ui,sans-serif}.orbit-figure figcaption{color:var(--muted);font-size:14px;line-height:1.7;margin-top:20px}.orbit-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.orbit-pair>*{min-width:0}.orbit-figure button,.orbit-figure select,.orbit-figure input[type=range]{min-height:44px}.orbit-track{fill:none;stroke:#9cc2f4;stroke-width:2.5}.orbit-target,.orbit-velocity{fill:none;stroke:#a4dbb4;stroke-width:3}.orbit-transfer,.orbit-gravity{fill:none;stroke:#e6ba75;stroke-width:3}.orbit-ghost{fill:none;stroke:#9cc2f4;stroke-width:2;stroke-dasharray:6 5}.orbit-radius{stroke:#a0a5af;stroke-width:1;stroke-dasharray:4 4}.orbit-body{fill:#28445d;stroke:#9cc2f4;stroke-width:1.5}.orbit-sun{fill:#e6ba75}.orbit-craft{fill:#d0b0f3;stroke:var(--ink);stroke-width:2}.orbit-sample{fill:#9cc2f4}.orbit-target-dot{fill:#a4dbb4;stroke:#a4dbb4;stroke-width:3}.orbit-area{fill:#e6ba75;fill-opacity:.32;stroke:#e6ba75;stroke-width:1}.orbit-area.second{fill:#a4dbb4;stroke:#a4dbb4}.orbit-bars{display:grid;gap:18px;margin:20px 0}.orbit-bars span{font-size:15px}.orbit-bar-track{height:15px;background:var(--tint);margin-top:6px}.orbit-bar-track i{display:block;height:100%;background:#9cc2f4}.orbit-bars>div:nth-child(2n) i{background:#a4dbb4}.energy-readout p{font-size:14px}.energy-axis{display:flex;margin-top:12px}.energy-axis span{min-width:34px;padding:6px 0;text-align:center;color:#1c1d1f;font-size:13px}.potential{background:#9cc2f4}.kinetic{background:#e6ba75}.orbit-table{overflow-x:auto;margin:16px 0}.orbit-table table{border-collapse:collapse;width:100%;font-size:14px}.orbit-table th,.orbit-table td{border-bottom:1px solid var(--line);padding:10px;text-align:left}.orbit-table caption{text-align:left;color:var(--muted);margin-bottom:8px}.orbit-formula{padding:14px 18px;border-left:3px solid #9cc2f4;background:var(--tint);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}@media print{.orbit-figure{break-inside:avoid}.orbit-figure .scenario-controls{display:none}.orbit-body{fill:#dce9f2;stroke:#355c84}.orbit-track{stroke:#355c84}.orbit-target,.orbit-velocity{stroke:#386247}.orbit-transfer,.orbit-gravity{stroke:#946923}.orbit-craft{fill:#68458d}}.orbit-collision{fill:none;stroke:#f3a1a1;stroke-width:4}.orbit-angle-lead{fill:#9cc2f4;fill-opacity:.18;stroke:#9cc2f4;stroke-width:1}.orbit-angle-travel{fill:#a4dbb4;fill-opacity:.18;stroke:#a4dbb4;stroke-width:1}@media print{.orbit-angle-lead{fill:#355c84;stroke:#355c84}.orbit-angle-travel{fill:#386247;stroke:#386247}}.piano-figure{margin:28px 0;padding:22px 0;border-block:1px solid var(--line)}.piano-figure h3{margin-top:0}.piano-lesson svg{display:block;width:100%;height:auto;color:var(--ink)}.piano-lesson svg:where(:not(.engraved-notation)) text{fill:currentColor;font:18px system-ui,sans-serif}.piano-figure figcaption,.music-note{color:var(--muted);font-size:14px;line-height:1.7}.piano-key{fill:#f5f3ed;stroke:#666;stroke-width:1}.piano-black{fill:#25262a;stroke:#777;stroke-width:1}.piano-key.marked,.piano-black.marked{fill:#9cc2f4;stroke:#28445d;stroke-width:2}.piano-lesson svg .key-label,.piano-lesson svg .black-label{fill:#172333;font-size:18px}.piano-controls{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.piano-controls button{min-height:44px;min-width:44px;padding:9px 13px}.piano-controls button[aria-pressed=true]{outline:2px solid var(--accent, #9cc2f4);outline-offset:2px}.music-player{border-block:1px solid var(--line);padding:12px 0 22px;margin:24px 0}.staff-line{stroke:var(--muted);stroke-width:1.5}.note-stem,.clef{stroke:currentColor;stroke-width:3;fill:none}.clef{stroke-linecap:round;stroke-linejoin:round}.chord-pictures h4{margin-bottom:0}.piano-table{overflow-x:auto}.piano-table table{width:100%;border-collapse:collapse}.piano-table th,.piano-table td{padding:12px 8px;border-bottom:1px solid var(--line);text-align:left}@media print{.piano-controls,.music-note{display:none}.piano-figure{break-inside:avoid}}.sheet-music{margin:16px 0}.sheet-music svg{overflow:visible}.score-key{font-size:14px;color:var(--muted);margin:8px 0}.score-head,.score-dot,.score-rest{fill:currentColor}.score-head{stroke:currentColor;stroke-width:2}.score-head.open{fill:var(--paper)}.score-flag{fill:none;stroke:currentColor;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}.score-event.current{color:#f0ca87}.score-selection{fill:#f0ca87;fill-opacity:.12;stroke:#f0ca87;stroke-width:1}.piano-lesson svg .score-finger{font-size:23px;font-weight:700;text-anchor:middle}.piano-lesson svg .chord-finger{font-size:19px;text-anchor:start}.piano-lesson svg .score-accidental{font-size:28px;text-anchor:middle}.piano-lesson svg .score-name{font-size:16px;text-anchor:middle}.piano-lesson svg .score-meter{font-weight:600;text-anchor:middle}.piano-lesson svg .score-meter text{font-size:29px}.piano-lesson svg .score-bar-number{font-size:16px}.score-names{display:flex;align-items:center;gap:10px;min-height:44px;font-size:15px}.score-names input{width:20px;height:20px}@media print{.score-names{display:none}.score-event.current{color:#815310}.score-selection{fill:#e8c47c;stroke:#815310}}.piano-lesson svg .chord-finger{paint-order:stroke fill;stroke:var(--paper);stroke-width:4px;stroke-linejoin:round}.piano-lesson .engraved-score svg{width:100%;height:auto;color:var(--ink)}.score-note-names{font-size:13px;color:var(--muted);overflow-wrap:anywhere}.study-player>details{margin:20px 0}@media print{.engraved-score{--music-active:#805300}.engraved-score svg{break-inside:avoid}}.engraved-score .vf-notehead text{paint-order:stroke fill;stroke:var(--paper);stroke-width:3px;stroke-linejoin:round}