:root{--primary:#072457;--bg:#f6f8fb;--card:#fff;--text:#172033;--muted:#61708a;--border:#dfe5ef;--success:#e9f8ef}*{box-sizing:border-box}body{color:var(--text);background:var(--bg);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Arial,sans-serif}.page{min-height:100vh;padding:24px 18px 36px}.narrow{max-width:980px;margin:0 auto}.page.narrow>.card,.page.narrow>.progress{max-width:760px;margin-left:auto;margin-right:auto}.wide{max-width:1120px;margin:0 auto}.hero{background:linear-gradient(135deg, var(--primary), #123d86);color:#fff;border-radius:28px;max-width:1120px;margin:0 auto 22px;padding:30px;box-shadow:0 18px 45px #0724572e}.hero.success{text-align:center}.hero h1{margin:6px 0 8px;font-size:clamp(1.8rem,4vw,2.75rem);line-height:1.05}.subtitle{color:#ffffffdb;margin:0;font-size:1.08rem}.eyebrow{text-transform:uppercase;letter-spacing:.09em;color:inherit;opacity:.75;margin:0 0 8px;font-size:.78rem;font-weight:750}.meta{flex-wrap:wrap;gap:10px;margin-top:20px;display:flex}.meta span{background:#ffffff1f;border:1px solid #ffffff40;border-radius:999px;padding:8px 12px}.card{background:var(--card);border:1px solid var(--border);border-radius:24px;margin-bottom:18px;padding:28px;box-shadow:0 12px 32px #1720330f}.card h1{margin:0 0 18px;font-size:clamp(1.8rem,3vw,2.45rem);line-height:1.08}.card h2{margin-top:0}p{font-size:1.04rem;line-height:1.6}label{gap:8px;margin-bottom:16px;font-weight:700;display:grid}input{font:inherit;border:1px solid var(--border);border-radius:14px;padding:14px 15px}.button,.small-button,.option{cursor:pointer;border:0;border-radius:16px;justify-content:center;align-items:center;gap:8px;font-weight:750;display:inline-flex}.button{background:var(--primary);color:#fff;padding:14px 18px;font-size:1rem}.button.secondary{color:var(--primary);background:#eef2f8}.button:disabled{opacity:.45;cursor:not-allowed}.row{justify-content:space-between;gap:12px;margin-top:22px;display:flex}.keypoint{border-left:5px solid var(--primary);background:#f0f4fa;border-radius:14px;margin-top:22px;padding:16px;line-height:1.5}.options{gap:12px;margin-top:18px;display:grid}.option{text-align:left;border:1px solid var(--border);color:var(--text);background:#f8fafc;justify-content:flex-start;padding:16px;font-size:1rem}.option:hover{border-color:var(--primary)}.feedback{background:#fff5e8;border:1px solid #f0c98f;border-radius:14px;margin-top:18px;padding:14px 16px}.feedback.correct{background:var(--success);border-color:#93d6a6}.progress{margin:0 0 16px}.progress-top{color:var(--muted);justify-content:space-between;margin-bottom:8px;font-weight:750;display:flex}.bar{background:#e7ecf5;border-radius:999px;height:10px;overflow:hidden}.bar div{background:var(--primary);border-radius:999px;height:100%;transition:width .25s}table{border-collapse:collapse;width:100%}th,td{border-bottom:1px solid var(--border);text-align:left;vertical-align:middle;padding:14px 12px}th{color:var(--muted);font-size:.9rem}.small-button{color:var(--primary);background:#eef2f8;padding:9px 12px}a.button{text-decoration:none}.section-header{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:12px;display:flex}.section-header h2{margin-bottom:4px}.table-note{color:var(--muted);margin:0;font-size:.95rem}.eyebrow.muted{color:var(--muted);opacity:1}.brand-strip{color:#072457;align-items:center;gap:.75rem;max-width:820px;margin:0 auto 1.25rem;display:flex}.wide .brand-strip,.slide-page .brand-strip{max-width:1120px}.brand-mark{color:#fff;letter-spacing:.04em;background:#072457;border-radius:12px;place-items:center;width:38px;height:38px;font-weight:800;display:grid}.brand-strip span{opacity:.7;font-size:.85rem;display:block}.slide-page{width:min(96vw,1280px);margin:0 auto;padding:24px 12px 36px}.slide-page .progress{max-width:1180px;margin-left:auto;margin-right:auto}.slide-page .card{padding:14px}.slide-container{width:100%;max-width:1180px;margin:0 auto}.training-slide{object-fit:contain;background:#fff;border:1px solid #d9e0ee;border-radius:18px;width:100%;height:auto;max-height:72vh;margin:0 auto;display:block}@media (width<=680px){.page{padding:18px 12px 28px}.card,.hero{border-radius:20px;padding:22px}.hero h1{font-size:1.8rem}table{font-size:.9rem}th,td{padding:10px 6px}.row,.section-header{flex-direction:column}.training-slide{border-radius:14px;max-height:68vh}}.page.narrow>.hero,.page.narrow>.brand-strip{width:100%;max-width:920px;margin-left:auto;margin-right:auto}.page.narrow>.card,.page.narrow>.progress{width:100%;max-width:760px;margin-left:auto;margin-right:auto}.page.wide>.card,.page.wide>.hero,.page.wide>.brand-strip{width:100%;max-width:1120px}.start-card{max-width:1120px!important;margin-left:auto!important;margin-right:auto!important}.quiz-card h1{font-size:clamp(1.45rem,2.2vw,1.95rem);line-height:1.2}