*{box-sizing:border-box}body{margin:0;background:#f4f6fa;color:#14253e;font:16px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}button,a{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible{outline:3px solid #12a6a0;outline-offset:3px}.shell{max-width:1400px;margin:auto;padding:28px}.top{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:25px}.brand{font-weight:800;letter-spacing:-.03em;font-size:21px;color:#162d50;text-decoration:none}.back{color:#405c91;text-decoration:none;font-weight:650}.hero{border-radius:24px;padding:32px;background:linear-gradient(115deg,#162c4c,#263f65);color:white;display:grid;grid-template-columns:1fr auto;gap:22px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.13em;color:#76d9d1}h1{font-size:clamp(30px,4vw,48px);line-height:1.08;margin:8px 0 12px;letter-spacing:-.045em}.hero p{max-width:650px;color:#d4e3f4;margin:0}.hero-stat{background:#ffffff12;border:1px solid #ffffff30;border-radius:18px;padding:20px;min-width:170px}.hero-stat strong{font-size:35px;display:block}.workspace{display:grid;grid-template-columns:310px minmax(0,1fr);gap:22px;margin-top:24px}.sidebar,.main{background:white;border:1px solid #dce4ef;border-radius:22px;box-shadow:0 8px 28px #1c34500a;padding:22px}.sidebar h2,.main h2{font-size:20px;letter-spacing:-.025em;margin:0 0 12px}.search{width:100%;border:1px solid #b9c9de;border-radius:11px;padding:12px;margin:8px 0 16px;color:#132744}.filters{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:18px}.chip{border:1px solid #d4dfec;background:#f4f7fb;color:#25466b;border-radius:9px;padding:7px 10px;font-size:13px;font-weight:700}.chip[aria-pressed=true]{background:#273e83;color:#fff;border-color:#273e83}.module{width:100%;text-align:left;background:white;border:1px solid #dae4ef;border-radius:13px;padding:12px;margin:0 0 9px;display:block;color:#14253e}.module[aria-current=true]{background:#edf3ff;border-color:#738cd4;box-shadow:inset 3px 0 #485db0}.module strong{display:block;font-size:14px}.module small{display:block;color:#5a6f89;margin-top:3px}.main{min-height:520px}.meta{color:#536b88;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.lead{color:#506782;max-width:760px}.steps{display:flex;flex-wrap:wrap;gap:8px;margin:23px 0}.step{background:#f0f4f9;border:1px solid #dbe5f1;color:#344c68;border-radius:11px;padding:10px 13px;font-size:13px;font-weight:750}.step[aria-current=true]{background:#243c84;color:white}.panel{border:1px solid #dce5ef;border-radius:16px;background:#fbfcfe;padding:23px;min-height:240px}.panel h3{margin:0 0 10px;font-size:22px;letter-spacing:-.02em}.panel p{color:#4d617a}.primary,.secondary{border-radius:10px;padding:11px 16px;font-weight:750;border:1px solid #3d53a2}.primary{background:#3d53a2;color:white}.secondary{background:white;color:#2e478e}.primary:disabled,.secondary:disabled{opacity:.45;cursor:not-allowed}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.answer{display:block;width:100%;text-align:left;background:white;border:1px solid #bdcde0;color:#193450;border-radius:12px;padding:13px;margin:9px 0}.answer:disabled{opacity:.75}.feedback{border-left:4px solid #14847b;padding:12px 15px;background:#e9f8f4;border-radius:6px;color:#184b49;margin-top:14px}.pair{display:flex;gap:12px;flex-wrap:wrap;align-items:center;padding:14px;border-bottom:1px solid #e0e8f2}.pair strong{min-width:170px}.muted{color:#5c718b}.foot{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:20px;flex-wrap:wrap}.progress{height:8px;background:#e2eaf4;border-radius:99px;overflow:hidden;margin:14px 0}.bar{height:100%;background:#248f8b}.metric{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}.metric span{background:#edf3f8;border-radius:9px;padding:9px 12px;font-size:13px;font-weight:700}.note{border-left:3px solid #cba16d;padding-left:13px}.recording{background:#edf3fa;border-radius:13px;padding:15px;margin-top:14px}audio{width:100%;margin-top:12px}textarea{width:100%;min-height:100px;border:1px solid #b9c9de;border-radius:10px;padding:12px;font:inherit}.empty{padding:25px;color:#52677d}@media(max-width:850px){.workspace{grid-template-columns:1fr}.hero{grid-template-columns:1fr}.shell{padding:14px}.sidebar,.main{padding:16px}.hero{padding:23px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}