:root{color-scheme:light;--ink:#20364a;--soft:#586d7b;--green:#166c58;--line:#d7e3de;--paper:#fff;--bg:#f5f8f5}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:17px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif}header{max-width:1040px;margin:auto;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;padding:22px 24px}a{color:var(--green);text-underline-offset:4px}main{max-width:1040px;margin:auto;padding:25px 24px 72px}h1{font-size:clamp(30px,5vw,46px);line-height:1.12;letter-spacing:-.025em;margin:10px 0 16px}h2{font-size:24px;line-height:1.3;margin:6px 0 12px}.eyebrow{font-size:13px;font-weight:750;text-transform:uppercase;letter-spacing:.07em;color:var(--green)}.lead{max-width:680px;font-size:20px;color:var(--soft);margin-bottom:28px}.small{font-size:14px;color:var(--soft);margin-top:24px}button,textarea{font:inherit}button,a{touch-action:manipulation}[hidden]{display:none!important}:focus-visible{outline:3px solid #c47b16;outline-offset:4px}.button{display:inline-flex;align-items:center;justify-content:center;padding:13px 19px;min-height:48px;border:1px solid var(--green);border-radius:13px;background:var(--green);color:white;font-weight:700;text-decoration:none;cursor:pointer}.button.secondary{background:#fff;color:var(--green)}.actions{display:flex;gap:10px;flex-wrap:wrap}#route-overview{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.skill-card{display:flex;flex-direction:column;align-items:start;background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:24px;color:var(--ink);text-decoration:none;transition:border-color .15s}.skill-card:hover{border-color:var(--green)}.skill-example{font-size:25px;font-weight:700;color:var(--green);margin-bottom:14px}.skill-card h2{font-size:22px}.skill-card p{margin:0 0 16px;color:var(--soft)}.skill-card .open{margin-top:auto;font-weight:700;color:var(--green)}.progress{display:block;font-size:14px;color:var(--soft);margin:8px 0}.back{display:inline-block;margin-bottom:22px}.start-card{background:#e9f3ec;padding:26px;border:1px solid #bbd9c6;border-radius:20px}.start-card p{max-width:740px}.route-rule{max-width:780px;color:var(--soft);margin:25px 0}#route-levels{list-style:none;padding:0;display:grid;gap:12px;counter-reset:level}#route-levels li{counter-increment:level;display:grid;grid-template-columns:36px 1fr;gap:14px;padding:19px;border:1px solid var(--line);background:white;border-radius:16px}#route-levels li:before{content:counter(level);width:34px;height:34px;display:grid;place-items:center;background:#eff4f1;color:var(--green);border-radius:50%;font-weight:700}.level-link{font-weight:700;font-size:18px}.level-detail{display:block;font-size:14px;margin-top:8px}.end-actions{display:grid;justify-items:start;gap:20px;margin-top:26px}.report{background:white;border:1px solid var(--line);border-radius:18px;padding:22px;margin:35px 0 20px}.report summary{cursor:pointer;font-size:19px;font-weight:700}.report p{color:var(--soft)}#route-summary p{margin:10px 0}textarea{width:100%;padding:14px;border:1px solid var(--line);border-radius:12px;resize:vertical}.notice{padding:15px;background:#fff1da;border-radius:14px;color:#724a0d}@media(max-width:600px){body{font-size:16px}header{padding:17px}main{padding:20px 17px 50px}#route-overview{grid-template-columns:1fr}.skill-card,.start-card{padding:20px}.lead{font-size:18px}.actions{display:grid}.button{width:100%}#route-levels li{padding:16px;gap:10px;grid-template-columns:30px 1fr}#route-levels li:before{width:29px;height:29px}.report{padding:18px}}