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.unit-spotlight{display:flex;align-items:center;gap:24px;padding:25px 28px;margin:0 0 26px;border:1px solid #cbdcc9;background:#f0f5e9;border-radius:14px;text-decoration:none}.unit-spotlight:hover{border-color:#658963}.unit-spotlight h2{font:27px/1.2 Georgia,serif;margin-bottom:8px}.unit-spotlight p:not(.eyebrow){font-size:14px;color:#526759;margin:0}.unit-spotlight .eyebrow{font-size:10px;margin-bottom:9px}.unit-art{font:64px Georgia;color:#47765c}.unit-spotlight>div{flex:1}.unit-cta{font-size:13px;font-weight:bold;white-space:nowrap}.unit-cta small{display:block;color:var(--muted);font-weight:normal;margin-top:9px}.unit-intro{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin:0 0 32px}.unit-intro section{padding:22px;background:#eff4ed;border-radius:10px}.unit-intro section>span{font:26px Georgia;color:#789467}.unit-intro h3{margin:13px 0 7px}.unit-intro p{font-size:14px;margin:0;color:#526759}.badge.learned{color:#246936;background:#e1f2d7}.badge.retained{color:#204e8e;background:#e2edfb}.skill-node.learned{border-color:#7ead77}.skill-node.retained{border-color:#6d96be}.skill-mark.learned{background:#e1f2d7;color:#246936}.skill-mark.retained{background:#e2edfb;color:#204e8e}.steps span{flex:1;width:auto}.fraction-model{margin:18px 0}.fraction-model svg{display:block;width:100%;max-width:650px;font:18px Arial;color:#354c44}.fraction-model figcaption{font-size:12px;color:var(--muted);text-align:center}.fraction-lab{border:1px solid #cdded3;background:#f8faf6;border-radius:13px;padding:25px;margin:30px 0}.lab-controls{display:grid;grid-template-columns:1fr 1fr 1fr;gap:17px;margin:25px 0}.lab-controls label{display:flex;flex-direction:column;justify-content:space-between;gap:10px;font-size:12px}.lab-controls input{padding:0;width:100%;height:45px;accent-color:#447c68}.lab-models{display:grid;grid-template-columns:1fr 1fr;gap:24px}.lab-models p{text-align:center;font:27px Georgia;margin:5px 0}.lab-equation{font:26px Georgia;text-align:center;padding:20px 0 0}.lab-equation span:not(.fraction):not(.fraction>span){display:block;font:13px/1.6 Arial;margin-top:16px;color:#526759}.lab-prompt{font:14px/1.7 Arial!important;padding-top:18px;border-top:1px solid var(--line);margin:20px 0 0}.misconception{border-left:3px solid #c68742;padding:2px 0 2px 15px;margin-bottom:20px}.misconception strong{font-size:13px}.misconception p{margin:8px 0 0;font-size:15px}.question-evidence{display:flex;justify-content:space-between;gap:16px;font-size:12px;color:var(--muted);border-bottom:1px solid var(--line);padding:12px 0}.question-evidence a{color:var(--green)}.answer-row select{flex:1;min-width:0}.graph-canvas>svg{overflow:visible}.graph-canvas .map-nodes{row-gap:45px}.activity-table td small{max-width:380px} @media(max-width:700px){.unit-spotlight{padding:22px;flex-wrap:wrap;gap:15px}.unit-art{display:none}.unit-spotlight>div{flex-basis:100%}.unit-spotlight h2{font-size:25px}.unit-cta{display:flex;gap:20px;align-items:center}.unit-cta small{margin:0}.unit-intro{grid-template-columns:1fr;gap:12px}.unit-intro section{padding:18px}.unit-intro section>span{float:left;margin:0 15px 45px 0}.unit-intro h3{margin-top:0}.fraction-lab{padding:20px}.lab-controls{grid-template-columns:1fr}.lab-models{grid-template-columns:1fr;gap:8px}.question-evidence{flex-wrap:wrap}.answer-row select{width:100%}.graph-canvas .map-nodes{row-gap:18px}}
.evidence-breakdown{padding:0;list-style:none;margin:20px 0;font-size:12px}.evidence-breakdown li{display:flex;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid var(--line)}
.resume-strip{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:21px 25px;margin-bottom:24px;background:#eef3fa;border:1px solid #d3dfef;border-radius:12px}.resume-strip .eyebrow{color:#526e96;font-size:10px;margin-bottom:8px}.resume-strip h3{margin-bottom:6px}.resume-strip p:last-child{font-size:13px;color:var(--muted);margin:0}.resume-strip .button{flex-shrink:0}.draft-status{font-size:12px;color:var(--muted);margin:12px 0}.draft-status.error{color:var(--red)}.draft-conflict{border:1px solid #e7c47e;background:#fff9ec;padding:18px;border-radius:8px;font-size:14px}.draft-conflict p{overflow-wrap:anywhere}.draft-conflict .next-row{margin-top:12px}@media(max-width:650px){.resume-strip{flex-wrap:wrap;padding:20px;gap:15px}.draft-conflict .button{width:100%}}
.readiness-card{display:flex;align-items:center;gap:28px;background:#eff3fa;border:1px solid #cedbed;border-radius:14px;padding:28px;margin:0 0 28px}.readiness-card>div:first-child{flex:1}.readiness-card h2{font:27px/1.25 Georgia,serif;margin-bottom:12px}.readiness-card p:not(.eyebrow){font-size:14px;color:#526775;margin:0}.readiness-card .eyebrow{color:#526e96}.readiness-actions{display:grid;gap:10px;min-width:180px}.entry-recommendation{background:var(--green);color:white;border-radius:14px;padding:30px;margin-bottom:22px}.entry-recommendation .eyebrow{color:#d5eaba}.entry-recommendation h2{font:30px/1.3 Georgia,serif}.entry-recommendation p:not(.eyebrow){color:#d5e3dc;font-size:15px;max-width:720px}.entry-recommendation>span{display:inline-block;font-size:12px;color:#d5e3dc;margin:12px 0 0 20px}.readiness-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.readiness-summary strong{font:37px Georgia,serif}.readiness-summary p{font-size:14px;font-weight:bold;margin:10px 0 7px}.readiness-summary small{font-size:12px;color:var(--muted)}.observation-row{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--line)}.observation-row:last-child{border-bottom:0}.observation-row a{font-size:15px;font-weight:bold;text-decoration:none}.observation-row small{display:block;font-size:12px;color:var(--muted);margin-top:5px}.badge.placement{background:#e8ecfb;color:#39538f}.skill-node.placement{border-color:#a0b3d5}.response-review{border:1px solid var(--line);background:white;border-radius:9px;margin:12px 0;padding:19px 22px}.response-review summary{cursor:pointer;font-size:14px;font-weight:bold}.response-review h3{font:21px/1.8 Georgia,serif;margin-top:22px}.response-review>p{font-size:15px;margin-top:15px}.feedback.recorded{background:#eef3fa;border-color:#cedbed}.response-review+.back{margin-top:25px}@media(max-width:800px){.readiness-card{flex-direction:column;align-items:stretch;padding:22px;gap:20px}.readiness-summary{grid-template-columns:1fr 1fr}.readiness-actions{grid-template-columns:1fr 1fr}.readiness-actions .button:only-child{grid-column:1/-1}.entry-recommendation{padding:24px}.entry-recommendation>span{display:block;margin-left:0}.observation-row{align-items:flex-start;flex-direction:column;gap:8px}}@media(max-width:450px){.readiness-actions{grid-template-columns:1fr}.readiness-summary{gap:10px}.readiness-summary .panel{padding:18px}}
.geometry-model{margin:24px 0}.geometry-model svg{display:block;width:100%;max-width:590px;max-height:390px;margin:auto;font-family:Arial,sans-serif}.geometry-model figcaption{font:12px/1.6 Arial,sans-serif;color:var(--muted);text-align:center;margin-top:10px}.angle-lab{border:1px solid #cbd7e4;background:#f5f8fc;border-radius:14px;padding:25px;margin:30px 0}.angle-lab .lab-controls{grid-template-columns:1fr 1fr}.angle-readout{font:16px/1.6 Arial,sans-serif!important;text-align:center;color:#32567b}.geometry-spotlight{background:#edf3fa;border-color:#d2deec}.geometry-spotlight .unit-art{color:#476c98}@media(max-width:650px){.angle-lab{padding:18px}.angle-lab .lab-controls{grid-template-columns:1fr}}
.coaching-card{margin:24px 0;border:1px solid #bed0dd;background:#f4f8fc;border-radius:12px;padding:24px}.coaching-card h3{font:25px/1.3 Georgia,serif;margin:0 0 14px}.coaching-card p,.coaching-card li{font-size:15px;line-height:1.7}.coaching-card li{margin-bottom:13px}.coaching-card .eyebrow{font-size:10px;color:#4b6587}.coaching-card .coach-example{font-weight:600}.supported-question{border-top:1px solid #cfdae5;padding-top:20px;margin-top:22px}.supported-question h4{font-size:17px;margin:0 0 14px}.coach-hint{border-left:3px solid #8aa3be;padding-left:14px}.coach-result{padding:18px;background:#eaf1e7;border-radius:9px}.coach-error{color:var(--red)}#coach-form>label{display:block;font-size:14px;font-weight:bold;margin:16px 0 8px}#coach-answer{width:100%;max-width:400px}#coach-draft-status{font-size:12px;color:var(--muted)}#coach-conflict .button{margin:5px 4px 5px 0}@media(max-width:650px){.coaching-card{padding:18px}.coaching-card .next-row .button{width:100%}}

.assigned-work{margin:24px 0}.assigned-card{display:flex;justify-content:space-between;gap:24px;align-items:center;margin:12px 0}.assigned-card h3{margin:8px 0}.assigned-card p{line-height:1.6}.assigned-card small{color:var(--muted)}.teacher-note{border-left:3px solid #a6bda4;padding-left:14px;white-space:pre-wrap}.assigned-card .button{white-space:nowrap}@media(max-width:650px){.assigned-card{display:block}.assigned-card .button{margin-top:18px;white-space:normal}}

.assignment-complete{font-weight:600;border-top:1px solid #bad1b6;padding-top:14px}.assignment-history{border-bottom:1px solid #e0e6dd;padding:15px 0}.assignment-history:last-child{border-bottom:0}.assignment-history p{margin:8px 0}.assignment-history small{color:var(--muted)}
/* Symmetry uses real geometric transformations, with labelled keyboard controls. */
.symmetry-model{margin:1.4rem auto;text-align:center;max-width:360px}.symmetry-model svg{display:block;width:100%;height:auto;max-height:330px;color:#244a42}.symmetry-model svg text{fill:#244a42;font:15px system-ui,sans-serif}.symmetry-model figcaption{font-size:.82rem;line-height:1.5;color:#52655c;margin-top:.5rem}.symmetry-lab{margin:2rem 0;padding:clamp(16px,3vw,28px);border:1px solid var(--line,#dbe4dc);border-radius:20px;background:#f1f6f1}.symmetry-workbench,.symmetry-comparison{display:grid;grid-template-columns:1fr 1fr;gap:24px}.symmetry-editor{display:grid;grid-template-columns:repeat(5,1fr);width:min(100%,250px);aspect-ratio:1;border:2px solid #225b50;margin:1rem 0}.symmetry-editor button{min-width:0;min-height:0;padding:0;border:1px solid #9baea4;border-radius:0;background:white;cursor:pointer}.symmetry-editor button[aria-pressed=true]{background:#225b50}.symmetry-editor button:focus-visible{outline:3px solid #e99535;outline-offset:-4px;z-index:1}.symmetry-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.symmetry-lab .lab-controls{display:grid;grid-template-columns:1fr;gap:12px}.symmetry-lab select{width:100%}.symmetry-lab .button{white-space:normal}.symmetry-comparison h3{text-align:center}@media(max-width:650px){.symmetry-workbench,.symmetry-comparison{grid-template-columns:1fr}.symmetry-editor{width:250px;max-width:100%}}