:root{color-scheme:dark;--bg: #0f1628;--bg-card: #182238;--bg-card-2: #1d2942;--fg: #e9eefb;--fg-muted: #9aa6c4;--border: #2a3656;--accent: #d4af37;--accent-2: #f2d16d;--primary: #6a11cb;--primary-2: #2575fc;--good: #2ecc71;--bad: #e74c3c;--warn: #f39c12}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;min-height:100%;background:var(--bg);color:var(--fg);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,sans-serif;font-size:16px;line-height:1.5}#root{display:flex;flex-direction:column;min-height:100vh}.app{flex:1;width:100%;max-width:760px;margin:0 auto;padding:1.25rem 1rem 3rem}.app-header{text-align:center;margin-bottom:1.5rem}.app-title{font-size:1.6rem;font-weight:700;margin:0 0 .25rem;letter-spacing:-.01em}.app-sub{color:var(--fg-muted);font-size:.95rem;margin:0}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:14px;padding:1.25rem;margin-bottom:1rem}.tile{display:block;width:100%;padding:1.1rem 1.25rem;text-align:left;background:var(--bg-card);border:1px solid var(--border);border-radius:12px;color:var(--fg);font-size:1.05rem;font-weight:600;cursor:pointer;transition:transform .06s ease,border-color .15s ease,background .15s ease}.tile:hover:not(:disabled){border-color:var(--accent);background:var(--bg-card-2)}.tile:active:not(:disabled){transform:scale(.99)}.tile:disabled{opacity:.5;cursor:not-allowed}.tile .sub{display:block;font-size:.85rem;font-weight:400;color:var(--fg-muted);margin-top:.2rem}.tiles{display:grid;gap:.75rem;margin-bottom:1.5rem}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:var(--bg-card);color:var(--fg);padding:.7rem 1.1rem;border-radius:10px;font-size:.95rem;font-weight:600;cursor:pointer;transition:background .15s ease,border-color .15s ease}.btn:hover:not(:disabled){border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#0f1628;border-color:transparent}.btn-success{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-2) 100%);color:#fff;border-color:transparent}.btn-row{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center}.btn-row.between{justify-content:space-between}.muted{color:var(--fg-muted)}.range{width:100%}.option{display:flex;align-items:flex-start;gap:.7rem;padding:.85rem 1rem;margin-bottom:.5rem;border:1px solid var(--border);border-radius:10px;background:var(--bg-card-2);color:var(--fg);cursor:pointer;text-align:left;font-size:.98rem;width:100%;transition:border-color .15s ease,background .15s ease}.option:hover:not(:disabled){border-color:var(--accent)}.option .letter{font-weight:700;color:var(--accent);min-width:1.4rem}.option.selected{border-color:var(--accent);background:#d4af371a}.option.correct{border-color:var(--good);background:#2ecc711f}.option.wrong{border-color:var(--bad);background:#e74c3c1f}.timer{font-variant-numeric:tabular-nums;font-weight:700;letter-spacing:.02em}.timer.low{color:var(--bad)}.progress-bar{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;font-size:.9rem;color:var(--fg-muted)}.score-summary{display:grid;grid-template-columns:repeat(2,1fr);gap:.6rem;margin:1rem 0 1.5rem}.score-summary .stat{background:var(--bg-card-2);border:1px solid var(--border);border-radius:10px;padding:.8rem;text-align:center}.score-summary .stat .v{font-size:1.5rem;font-weight:700}.score-summary .stat .l{font-size:.8rem;color:var(--fg-muted)}@media (min-width: 540px){.score-summary{grid-template-columns:repeat(4,1fr)}}.match-table{display:grid;grid-template-columns:1fr 1fr;gap:.5rem 1rem;margin:.75rem 0 1rem;font-size:.95rem}.match-table .h{font-weight:700;color:var(--accent);border-bottom:1px solid var(--border);padding-bottom:.25rem}.review-card{background:var(--bg-card-2);border:1px solid var(--border);border-radius:10px;padding:1rem;margin-bottom:.75rem;text-align:left}.review-card .label{font-size:.85rem;color:var(--fg-muted);margin-top:.5rem}.review-card .pill{display:inline-block;padding:.1rem .55rem;border-radius:999px;font-size:.8rem;font-weight:600}.pill.bad{background:#e74c3c2e;color:#ffb4ad}.pill.good{background:#2ecc712e;color:#b6f3cf}.pill.warn{background:#f39c122e;color:#ffd591}.excerpt{font-style:italic;color:var(--fg-muted);border-left:2px solid var(--border);padding:.25rem 0 .25rem .7rem;margin:.4rem 0;font-size:.9rem}.result-img{max-width:220px;height:auto;border-radius:14px;margin:.5rem auto 1rem;display:block}footer{text-align:center;color:var(--fg-muted);font-size:.8rem;padding:1rem 0 1.5rem}.loading-veil{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.8rem;min-height:50vh;color:var(--fg-muted);font-size:.95rem;animation:fade-in .18s ease-out}.spinner{width:28px;height:28px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.screen-fade{animation:fade-in .18s ease-out}@keyframes fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media (prefers-reduced-motion: reduce){.screen-fade,.loading-veil,.spinner{animation:none!important}}.tile{transition:transform 80ms ease,border-color .15s ease,background .15s ease}.tile:active:not(:disabled){transform:scale(.985)}.app-desktop{flex:1;width:100%;max-width:1100px;margin:0 auto;padding:1.25rem 1.25rem 3rem}.desc-quiz-grid{display:grid;grid-template-columns:1fr;gap:1rem}@media (min-width: 920px){.desc-quiz-grid{grid-template-columns:1fr 320px;align-items:start}}.desc-textarea{width:100%;min-height:60vh;padding:1rem 1.1rem;font-family:Iowan Old Style,Georgia,serif;font-size:17px;line-height:1.65;color:var(--fg);background:var(--bg-card);border:1px solid var(--border);border-radius:12px;resize:vertical;outline:none}.desc-textarea:focus{border-color:var(--accent)}.desc-prompt{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:1.1rem;text-align:left}.desc-prompt h3{margin:0 0 .5rem;font-size:.9rem;color:var(--accent);text-transform:uppercase;letter-spacing:.04em}.desc-prompt .stem{font-size:1.05rem;line-height:1.55;margin-bottom:.85rem}.desc-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem;font-size:.85rem}.desc-meta .row{display:flex;flex-direction:column;gap:.15rem;background:var(--bg-card-2);padding:.45rem .65rem;border-radius:8px;min-width:0}.desc-meta .row .label{color:var(--fg-muted);font-size:.72rem;text-transform:uppercase;letter-spacing:.04em}.desc-meta .row .value{font-weight:600;word-break:break-word;overflow-wrap:anywhere}.desc-statusbar{display:flex;flex-wrap:wrap;gap:.75rem 1.5rem;align-items:center;justify-content:space-between;background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:.7rem 1rem;margin-bottom:.9rem;font-size:.9rem}.desc-statusbar .live{display:flex;gap:1.1rem;flex-wrap:wrap}.desc-statusbar .live span strong{color:var(--accent)}.desc-nav{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.9rem}.desc-nav .qjump{width:38px;height:38px;border-radius:8px;border:1px solid var(--border);background:var(--bg-card-2);color:var(--fg);font-weight:600;cursor:pointer;font-size:.9rem}.desc-nav .qjump.current{border-color:var(--accent);background:#d4af372e}.desc-nav .qjump.attempted{border-color:var(--good)}.desc-nav .qjump.skipped{border-color:var(--warn)}.report-section{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:1rem 1.1rem;margin-bottom:1rem;text-align:left}.report-section h2{font-size:1.05rem;margin:0 0 .6rem;color:var(--accent)}.report-insights li{margin-bottom:.6rem;line-height:1.5}.report-table{width:100%;border-collapse:collapse;font-size:.9rem}.report-table th,.report-table td{text-align:left;padding:.45rem .6rem;border-bottom:1px solid var(--border);vertical-align:top}.report-table th{color:var(--fg-muted);font-weight:600}.report-table .num{font-variant-numeric:tabular-nums;text-align:right}.kw-pill{display:inline-block;font-size:.78rem;padding:.05rem .45rem;border-radius:999px;margin:.1rem .2rem .1rem 0}.kw-pill.hit{background:#2ecc712e;color:#b6f3cf}.kw-pill.miss{background:#e74c3c26;color:#ffb4ad}.length-band{font-size:.78rem;padding:.1rem .5rem;border-radius:999px}.length-band.below{background:#f39c122e;color:#ffd591}.length-band.in-range{background:#2ecc712e;color:#b6f3cf}.length-band.above{background:#6a11cb2e;color:#d6b8ff}.length-band.empty{background:#e74c3c2e;color:#ffb4ad}.md p{margin:0 0 .5rem}.md p:last-child{margin-bottom:0}.md code{background:#ffffff0f;padding:.05rem .3rem;border-radius:4px;font-size:.9em}