:root{font:16px/1.5 system-ui,-apple-system,sans-serif;color:#2c2736;background:#f7f5ff;--purple:#7047ff;--line:#ded5ff}*{box-sizing:border-box}body{margin:0}button,select,a{touch-action:manipulation}button,select{font:inherit}button,a,select,input{outline-offset:4px}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #b8a6ff}button{cursor:pointer}a{color:#5835d8;text-decoration:none}header{max-width:1050px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 24px;font-size:13px}.preview{padding:5px 12px;border-radius:99px;border:1px solid #ded5ff;color:#7357a5;background:#f7f5ff}main{max-width:880px;padding:24px 28px max(40px,env(safe-area-inset-bottom));margin:auto}.hero{display:flex;align-items:center;justify-content:space-between;gap:25px}.eyebrow{font-size:11px;letter-spacing:.1em;font-weight:700;color:#8467b0;margin:0 0 7px}h1{font-size:36px;line-height:1.2;letter-spacing:-.04em;margin:0 0 10px}.subtitle{color:#786e86;margin:0;font-size:15px}.primary{border:0;background:var(--purple);color:white;border-radius:12px;padding:13px 18px;min-height:46px;font-weight:650;white-space:nowrap}.toolbar{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin:30px 0 0;padding:18px 0;border-bottom:1px solid #e5dfec}.toolbar label{display:flex;gap:10px;align-items:center;font-size:14px}.toolbar select{background:white;border:1px solid #ddd3eb;border-radius:10px;padding:9px 30px 9px 12px;min-height:44px;color:#4e3b69}.example{color:#776a86}.example input{accent-color:var(--purple);width:18px;height:18px}#count{margin-left:auto;font-size:12px;color:#857b90}.note,.bottom-note{font-size:12px;line-height:1.6;color:#82768f}.note{margin:12px 0 26px}.bottom-note{margin:30px 0 0;text-align:center}#path{padding:0;margin:0;list-style:none;display:flex;flex-direction:column;gap:20px}.step{position:relative;padding-left:64px;min-width:0}.step:not(:last-child)::before{content:'';position:absolute;left:21px;top:34px;width:2px;height:calc(100% + 20px);background:var(--line)}.step.done:not(:last-child)::before{background:#b8a6ff}.node{position:absolute;z-index:1;left:0;top:13px;display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#f7f5ff;border:2px solid var(--line);color:#9787ac;font-size:14px;font-weight:650}.done .node{background:#f7f5ff;border-color:#b8a6ff;color:#5835d8}.current .node{background:var(--purple);border-color:var(--purple);color:white;box-shadow:0 0 0 5px #f7f5ff}.card{background:white;border:1px solid #e4deed;border-radius:17px;overflow:hidden;transition:border-color .15s,box-shadow .15s}.current .card{border-color:#b8a6ff;box-shadow:0 5px 20px #6641b20a}.card-head{display:flex;gap:16px;align-items:center;justify-content:space-between;padding:16px 20px 12px}.card h2{font-size:18px;line-height:1.4;margin:0;font-weight:650}.badge{flex:none;font-size:11px;color:#8b7e99;white-space:nowrap}.current .badge{color:#7047ff;font-weight:650}.done .badge{color:#8063a7}.activities{display:flex;align-items:center;gap:9px;padding:0 20px 16px;flex-wrap:wrap}.activity{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:7px 11px;border:1px solid #e7e0f0;border-radius:10px;background:#fff;color:#776589;font-size:13px}.activity.done{background:#f7f5ff;color:#7654af;border-color:#ded5ff}.activity.current{color:#5835d8;background:#f7f5ff;border-color:#ded5ff}.activity:hover{background:#f7f5ff;border-color:#b8a6ff}.activity .mark{font-size:12px}.branch{color:#b5a6c7;font-size:15px}.reading .node{border-radius:13px;color:#8562c4;background:#f7f5ff;font-size:21px}.reading .card{border-color:#ded5ff;background:linear-gradient(110deg,#f7f5ff,#fff)}.reading .card-head{padding-bottom:7px}.reading .eyebrow{margin:0 0 4px}.reading .description{margin:0 20px 12px;color:#837093;font-size:13px}.reading .activity{background:transparent;border-color:#ded5ff;color:#7950b6}.step.flash .card{outline:3px solid #ded5ff;outline-offset:4px}dialog{border:1px solid #ded5ff;border-radius:22px;padding:28px;width:min(480px,calc(100% - 30px));color:#342941;box-shadow:0 20px 80px #38224b30}dialog::backdrop{background:#33234155}dialog h2{font-size:25px;line-height:1.3}dialog form{margin:0}.close{float:right;border:0;background:#f7f5ff;border-radius:50%;width:44px;height:44px;font-size:26px;color:#795ba2}dialog .note{margin:24px 0}dialog .primary{width:100%}@media(max-width:650px){header{padding:12px 16px;font-size:12px}.preview{padding:4px 8px}main{padding:18px 14px 32px}.hero{display:block}h1{font-size:31px}.hero .primary{margin-top:18px;width:100%}.toolbar{margin-top:14px;gap:12px}#count{width:100%;margin-left:0}.step{padding-left:48px}.node{width:34px;height:34px;top:16px;font-size:12px}.step:not(:last-child)::before{left:16px;top:33px}.card-head{padding:14px 14px 10px;align-items:flex-start;gap:8px;flex-wrap:wrap}.card h2{font-size:16px}.activities{padding:0 14px 14px;gap:6px}.activity{font-size:12px;padding:7px 9px}.reading .description{margin-left:14px;margin-right:14px}.reading .card-head{padding:14px 14px 8px}.badge{font-size:10px}}@media(prefers-reduced-motion:reduce){.card{transition:none}}
.toolbar select{appearance:none;-webkit-appearance:none;min-height:44px;min-width:110px;padding:10px 34px 10px 12px;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath d='m4 6 4 4 4-4' fill='none' stroke='%237047ff' stroke-width='1.5'/%3E%3C/svg%3E") no-repeat right 10px center}