:root{color-scheme:light;--ink:#24312e;--muted:#777d76;--line:#e5dfd2;--paper:#fff9ec;--card:#fffefa;--green:#75a843;--green-dark:#4f7835;--gold:#f0c85d;--red:#c35c51}
*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--paper);color:var(--ink);font:15px/1.55 "Segoe UI",Arial,sans-serif}.path-shell{width:min(860px,calc(100% - 32px));margin:auto}.path-topbar{height:70px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.path-topbar a{color:var(--muted);font-size:12px;text-decoration:none;font-weight:700}.path-topbar .path-brand{display:flex;align-items:center;gap:8px;color:var(--ink);font-size:10px;letter-spacing:.1em}.path-brand b{display:grid;width:27px;height:27px;place-items:center;border-radius:9px 9px 9px 2px;background:var(--ink);color:#f5d977;font:italic 17px Georgia,serif}.path-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:33px 0 18px}.eyebrow{margin:0 0 6px;color:#8e927f;font:10px Consolas,monospace;letter-spacing:.14em}.path-heading h1{margin:0;font-size:clamp(37px,6vw,54px);line-height:1;letter-spacing:-.07em}.path-heading h1 span{color:var(--green)}.path-heading p:not(.eyebrow){max-width:470px;margin:9px 0 0;color:var(--muted);font-size:13px}.path-stats,.path-awards{display:flex;gap:9px;flex-wrap:wrap}.path-stats span,.path-awards span{padding:8px 11px;border:1px solid var(--line);border-radius:99px;background:var(--card);font-size:11px}.path-panel{margin:30px auto;padding:30px;border:1px solid var(--line);border-radius:19px;background:var(--card);text-align:center}.path-error{color:#98483e}.path-intro{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:22px 0 13px}.path-intro h2{margin:0;font-size:25px;letter-spacing:-.04em}.path-intro p:not(.eyebrow){margin:4px 0 0;color:var(--muted);font-size:12px}.lesson-path{position:relative;display:grid;grid-template-columns:repeat(5,1fr);gap:12px;padding:15px 3px 25px}.lesson-path:before{position:absolute;content:"";left:8%;right:8%;top:50%;height:5px;border-radius:99px;background:#e8e0cc}.lesson-stop{position:relative;z-index:1;display:flex;min-height:106px;align-items:center;justify-content:center;flex-direction:column;gap:4px;border:0;background:transparent;color:var(--ink);cursor:pointer}.lesson-stop .stop-icon{display:grid;width:55px;height:55px;place-items:center;border:4px solid #e8e2d5;border-radius:50%;background:var(--card);box-shadow:0 4px 0 #ded8c9;font-size:18px;font-weight:800;transition:transform .15s}.lesson-stop:hover .stop-icon{transform:translateY(-3px)}.lesson-stop .stop-name{font-size:10px;font-weight:800}.lesson-stop .stop-sub{color:var(--muted);font:9px Consolas,monospace}.lesson-stop.current .stop-icon{border-color:#8fc45c;background:#a9d66e;color:#315525;box-shadow:0 4px 0 #73a747}.lesson-stop.completed .stop-icon{border-color:#e6c75e;background:#f7dc77;color:#6a5422;box-shadow:0 4px 0 #d2b34c}.lesson-stop:focus-visible,.quiet-button:focus-visible,.continue-button:focus-visible,.answer-choice:focus-visible,.special-letters button:focus-visible{outline:3px solid #548e3b;outline-offset:3px}.lesson-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:22px 0 13px}.quiet-button{border:0;background:none;color:var(--muted);font:700 12px "Segoe UI",Arial,sans-serif;cursor:pointer}.unit-pill{padding:7px 12px;border-radius:99px;background:#eef4df;color:var(--green-dark);font:700 11px Consolas,monospace}.lesson-xp{color:#9b7b2e;font-size:12px}.lesson-progress{margin:14px 0 22px}.lesson-progress>div{display:flex;justify-content:space-between;gap:10px;margin-bottom:7px;color:var(--muted);font:11px Consolas,monospace}.lesson-progress>i{display:block;height:10px;overflow:hidden;border-radius:99px;background:#eae6da}.lesson-progress>i b{display:block;width:0;height:100%;border-radius:inherit;background:var(--green);transition:width .2s}.question-card{max-width:650px;min-height:325px;margin:auto;padding:30px;border:1px solid var(--line);border-radius:18px;background:var(--card);box-shadow:0 7px 0 #ebe5d8}.question-card h2{margin:13px 0 20px;font-size:clamp(22px,4vw,31px);line-height:1.25;letter-spacing:-.04em}.answer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.answer-choice{min-height:58px;padding:10px 13px;border:2px solid #e7e2d7;border-bottom-width:4px;border-radius:12px;background:white;color:var(--ink);font:700 14px/1.35 "Segoe UI",Arial,sans-serif;cursor:pointer}.answer-choice:hover:not(:disabled){background:#f7f9f1;border-color:#c7d9a4}.answer-choice.correct{border-color:#72b45a;background:#eef8e8;color:#3d7034}.answer-choice.wrong{border-color:#d68378;background:#fff0ec;color:#98483e}.answer-input{width:100%;min-height:54px;padding:12px;border:2px solid #e7e2d7;border-bottom-width:4px;border-radius:12px;font:700 17px "Segoe UI",Arial,sans-serif}.answer-input:focus{outline:3px solid #dcebbf}.special-letters{display:flex;justify-content:center;flex-wrap:wrap;gap:5px;margin:10px 0}.special-letters button{min-width:34px;min-height:34px;border:1px solid #dbe4c9;border-radius:8px;background:#f2f7e8;color:var(--green-dark);font-weight:800;cursor:pointer}.check-button,.continue-button{min-height:47px;padding:0 22px;border:0;border-radius:11px;background:var(--green);color:#fff;font:800 13px "Segoe UI",Arial,sans-serif;cursor:pointer;box-shadow:0 4px 0 #57893b}.check-button:disabled{background:#bbc5b0;box-shadow:0 4px 0 #a5ad9b}.continue-button{display:block;width:min(320px,100%);margin:15px auto 0;background:#78ad4a}.answer-actions{margin-top:13px}#answer-feedback{min-height:26px;margin:12px 0 0;font-size:13px;font-weight:700}#answer-feedback.good{color:#4f8a42}#answer-feedback.bad{color:#a34e43}.lesson-foot{display:flex;align-items:center;justify-content:space-between;margin:14px auto;color:var(--muted);font-size:11px}.result-icon{display:grid;width:63px;height:63px;place-items:center;margin:0 auto 14px;border-radius:50%;background:#f7e49a;color:#a27c20;font-size:32px}.lesson-result h2{margin:0 0 7px;font-size:29px;letter-spacing:-.05em}.lesson-result p:not(.eyebrow){color:var(--muted)}footer{margin:35px 0 24px;padding-top:13px;border-top:1px solid var(--line);color:#898b82;font:10px Consolas,monospace;text-align:center}[hidden]{display:none!important}
@media(max-width:650px){.path-shell{width:calc(100% - 22px)}.path-heading{align-items:flex-start;flex-direction:column}.path-intro{align-items:flex-start;flex-direction:column}.lesson-path{grid-template-columns:repeat(3,1fr);gap:7px}.lesson-path:before{display:none}.lesson-stop{min-height:91px}.lesson-stop .stop-icon{width:49px;height:49px}.question-card{padding:22px 15px}.answer-grid{grid-template-columns:1fr}.lesson-foot{align-items:flex-start;gap:8px}.path-topbar a{font-size:10px}}