.hidden{display:none!important}.quiz-controls{background:var(--hq-surface);border:1px solid var(--hq-border);border-radius:10px;padding:18px 20px;display:flex;flex-wrap:wrap;gap:10px;align-items:center}.btn-primary{padding:10px 18px;background:var(--hq-accent);color:#fff;border:none;border-radius:6px;font-weight:500;font-size:.92rem;cursor:pointer;transition:filter .15s ease}.btn-primary:hover:not(:disabled){filter:brightness(1.15)}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{padding:10px 18px;background:var(--hq-surface-2);color:var(--hq-text);border:1px solid var(--hq-border);border-radius:6px;font-size:.92rem;cursor:pointer;transition:all .15s ease}.btn-secondary:hover{border-color:var(--hq-accent)}.btn-tertiary{padding:8px 14px;background:transparent;color:var(--hq-text-dim);border:1px solid var(--hq-border);border-radius:6px;font-size:.82rem;cursor:pointer;transition:all .15s ease}.btn-tertiary:hover{color:var(--hq-text);border-color:var(--hq-text-faint)}.header-cta-secondary{display:inline-block;padding:8px 16px;background:var(--hq-surface);color:var(--hq-text);border:1px solid var(--hq-border);border-radius:6px;text-decoration:none;font-size:.88rem;transition:all .15s ease}.header-cta-secondary:hover{border-color:var(--hq-accent);background:var(--hq-surface-2)}.history-details{flex:1 1 100%;background:var(--hq-surface-2);border:1px solid var(--hq-border);border-radius:6px;padding:10px 14px;margin-top:8px}.history-summary{cursor:pointer;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.72rem;color:var(--hq-text-dim);text-transform:uppercase;letter-spacing:.1em}.history-body{margin:10px 0;font-size:.85rem;color:var(--hq-text-dim);display:flex;flex-direction:column;gap:4px}.history-row{display:grid;grid-template-columns:1fr auto auto;gap:12px;padding:4px 0;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem}.history-score{font-weight:600;color:var(--hq-text)}.history-mode{color:var(--hq-text-faint)}.quiz-container{margin-top:16px}.q-card{background:var(--hq-surface);border:1px solid var(--hq-border);border-radius:12px;padding:24px}.q-meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.7rem}.q-counter{background:var(--hq-surface-2);border:1px solid var(--hq-border);color:var(--hq-text-dim);padding:3px 10px;border-radius:999px;text-transform:uppercase;letter-spacing:.08em}.q-domain{color:#fff;padding:3px 10px;border-radius:999px;font-weight:600}.q-type{color:var(--hq-text-faint);text-transform:uppercase;letter-spacing:.08em}.q-official{background:#eab3082e;border:1px solid rgba(234,179,8,.4);color:var(--hq-yellow);padding:2px 8px;border-radius:999px}.q-domain-chip{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-weight:600;font-size:.7rem;border:1px solid transparent;line-height:1}.inline-code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.86em;padding:1px 6px;border-radius:4px;background:#8b5cf61f;border:1px solid rgba(139,92,246,.22);color:#e9d5ff;white-space:nowrap}.opt-text .inline-code,.q-stem .inline-code,.feedback-text .inline-code{white-space:normal;word-break:break-word}.q-stem{font-size:1.1rem;line-height:1.55;color:var(--hq-text);margin:0 0 20px;font-weight:500;text-align:left}.q-options{display:flex;flex-direction:column;gap:12px;margin-bottom:18px}.q-option{display:flex;gap:14px;align-items:flex-start;text-align:left;padding:14px 16px;background:var(--hq-surface-2);border:1.5px solid var(--hq-border);border-radius:8px;color:var(--hq-text);font-size:.92rem;line-height:1.5;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,transform .08s ease,box-shadow .15s ease;width:100%;position:relative}.q-option:hover:not(:disabled){border-color:var(--hq-accent);background:#8b5cf614;transform:translateY(-1px)}.q-option:active:not(:disabled){transform:translateY(0)}.q-option:focus-visible{outline:2px solid var(--hq-accent);outline-offset:2px}.q-option:disabled{cursor:default}.opt-staged{border-color:var(--hq-accent);background:#8b5cf62e;box-shadow:0 0 0 3px #8b5cf640,inset 0 0 0 1px var(--hq-accent)}.opt-staged .opt-letter{background:var(--hq-accent);color:#fff;border-color:var(--hq-accent)}.opt-correct{border-color:var(--hq-green);background:#22c55e24}.opt-correct .opt-letter{background:var(--hq-green);color:#052e16;border-color:var(--hq-green)}.opt-wrong{border-color:var(--hq-red);background:#ef444424}.opt-wrong .opt-letter{background:var(--hq-red);color:#450a0a;border-color:var(--hq-red)}.opt-letter{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:999px;background:var(--hq-surface);border:1.5px solid var(--hq-border);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:700;font-size:.85rem;color:var(--hq-text-dim);flex-shrink:0;transition:background-color .15s ease,color .15s ease,border-color .15s ease}.q-option:hover:not(:disabled) .opt-letter{color:var(--hq-text);border-color:var(--hq-accent)}.opt-text{flex:1;text-align:left}.opt-mark{font-weight:700;font-size:1.1rem;line-height:1;flex-shrink:0;margin-left:auto;padding-left:8px}.mark-correct{color:var(--hq-green)}.mark-wrong{color:var(--hq-red)}.q-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}.q-help{font-size:.82rem;color:var(--hq-text-faint);font-style:italic}.btn-submit{padding:10px 22px;background:var(--hq-accent);color:#fff;border:1.5px solid var(--hq-accent);border-radius:8px;font-weight:600;font-size:.92rem;cursor:pointer;transition:background-color .15s ease,transform .08s ease,box-shadow .15s ease,opacity .15s ease;box-shadow:0 1px 3px #8b5cf64d}.btn-submit:hover:not(:disabled){background:#9d6cf7;box-shadow:0 2px 8px #8b5cf673;transform:translateY(-1px)}.btn-submit:active:not(:disabled){transform:translateY(0)}.btn-submit:disabled{opacity:.45;cursor:not-allowed;background:var(--hq-surface-2);color:var(--hq-text-faint);border-color:var(--hq-border);box-shadow:none}.btn-finish{padding:8px 18px;background:var(--hq-green);color:#052e16;border:1.5px solid var(--hq-green);border-radius:8px;font-weight:600;font-size:.86rem;cursor:pointer;transition:filter .15s ease,transform .08s ease}.btn-finish:hover{filter:brightness(1.1);transform:translateY(-1px)}.q-feedback{padding:14px 16px;border-radius:8px;margin-bottom:14px}.feedback-correct{background:#22c55e1a;border:1px solid rgba(34,197,94,.4)}.feedback-wrong{background:#ef44441a;border:1px solid rgba(239,68,68,.4)}.feedback-head{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px}.feedback-correct .feedback-head{color:var(--hq-green)}.feedback-wrong .feedback-head{color:var(--hq-red)}.feedback-text{margin:0 0 8px;font-size:.88rem;line-height:1.55;color:var(--hq-text)}.feedback-doc{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;color:var(--hq-accent);text-decoration:none}.feedback-doc:hover{text-decoration:underline;color:#c4b5fd}.q-nav{display:flex;gap:12px;justify-content:space-between;align-items:center;padding-top:14px;margin-top:4px;border-top:1px solid var(--hq-border)}.q-nav-right{display:flex;gap:10px;align-items:center}.nav-btn{padding:8px 16px;background:var(--hq-surface-2);color:var(--hq-text);border:1.5px solid var(--hq-border);border-radius:8px;font-size:.86rem;font-weight:500;cursor:pointer;transition:background-color .15s ease,border-color .15s ease,color .15s ease,transform .08s ease;display:inline-flex;align-items:center;gap:6px}.nav-btn:hover:not(:disabled){border-color:var(--hq-accent);background:#8b5cf614;color:var(--hq-text);transform:translateY(-1px)}.nav-btn:active:not(:disabled){transform:translateY(0)}.nav-btn:disabled{opacity:.35;cursor:not-allowed;color:var(--hq-text-faint)}.results-card{background:var(--hq-surface);border:1px solid var(--hq-border);border-radius:12px;padding:24px;margin-top:16px}.results-score{text-align:center;padding-bottom:18px;border-bottom:1px solid var(--hq-border);margin-bottom:18px}.score-num{font-size:2.4rem;font-weight:700;color:var(--hq-text)}.score-pct{font-size:1rem;color:var(--hq-text-dim);font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.score-verdict{display:inline-block;margin-top:10px;padding:4px 14px;border-radius:999px;font-size:.84rem;font-weight:600;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;text-transform:uppercase;letter-spacing:.08em}.verdict-pass{background:#22c55e29;color:var(--hq-green);border:1px solid rgba(34,197,94,.4)}.verdict-borderline{background:#eab30829;color:var(--hq-yellow);border:1px solid rgba(234,179,8,.4)}.verdict-fail{background:#ef444429;color:var(--hq-red);border:1px solid rgba(239,68,68,.4)}.results-note{font-size:.84rem;color:var(--hq-text-dim);line-height:1.5;padding:10px 14px;background:var(--hq-surface-2);border-radius:6px;margin:0 0 18px}.results-subhead{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.74rem;text-transform:uppercase;letter-spacing:.14em;color:var(--hq-text-dim);margin:18px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--hq-border)}.domain-results{display:flex;flex-direction:column;gap:6px}.domain-row{display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center;padding:8px 12px;background:var(--hq-surface-2);border:1px solid var(--hq-border);border-radius:6px;font-size:.85rem}.dr-label{padding-left:10px;font-weight:500;color:var(--hq-text)}.dr-weight{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.74rem;color:var(--hq-text-faint)}.dr-score{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:600;color:var(--hq-text)}@media(max-width:600px){.domain-row{grid-template-columns:1fr;gap:4px}}.missed-list{display:flex;flex-direction:column;gap:6px}.missed-q{background:var(--hq-surface-2);border:1px solid var(--hq-border);border-radius:6px;padding:10px 14px}.missed-q summary{cursor:pointer;font-size:.85rem;color:var(--hq-text);line-height:1.4}.missed-body{margin-top:12px;padding-top:12px;border-top:1px solid var(--hq-border);font-size:.84rem;line-height:1.55;color:var(--hq-text-dim)}.missed-body p{margin:4px 0}.missed-body .explanation{font-style:italic;margin-top:8px;color:var(--hq-text)}.empty-line{color:var(--hq-text-faint);font-size:.85rem;font-style:italic}.results-actions{margin-top:20px;display:flex;flex-wrap:wrap;gap:10px;padding-top:16px;border-top:1px solid var(--hq-border)}