.setup-grid{display:flex;flex-direction:column;gap:32px;margin-bottom:36px}.setup-block{display:flex;flex-direction:column;gap:14px}.setup-label{margin:0;font-weight:800;font-size:1rem;color:#0f172a}.setup-label-sub{font-weight:500;font-size:.84rem;color:var(--muted)}.setup-btns{display:flex;flex-wrap:wrap;gap:10px}.setup-btn{padding:10px 18px;border:1px solid #d7dee7;border-radius:999px;background:#fff;color:#24324a;font:inherit;font-size:.95rem;font-weight:700;line-height:1.4;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease,transform .12s ease;box-shadow:0 2px 8px #0f172a0a}.setup-btn:hover{border-color:#0f766e59;background:#f8fffe;color:var(--primary);box-shadow:0 8px 18px #0f766e14;transform:translateY(-1px)}.setup-btn.is-active{background:linear-gradient(180deg,#17897f,#0f766e);color:#fff;border-color:#0f766e;box-shadow:0 10px 22px #0f766e38}.setup-label-row{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.category-tools{display:flex;gap:8px;flex-wrap:wrap}.category-tool-btn{padding:9px 14px;border:1px solid #d7dee7;border-radius:999px;background:#fff;color:#5b6b82;font:inherit;font-size:.84rem;font-weight:700;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease,transform .12s ease}.category-tool-btn:hover{border-color:#0f766e47;background:#f8fffe;color:var(--primary);box-shadow:0 8px 18px #0f766e14;transform:translateY(-1px)}.category-selected-note{margin:0;font-size:.92rem;color:var(--primary);font-weight:800;letter-spacing:.01em}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(132px,1fr));gap:12px}.setup-btn--category{min-height:52px;border-radius:16px;justify-content:center;text-align:center;padding:12px 14px;font-size:.94rem;font-weight:700;background:#fff;color:#24324a;border:1px solid #d7dee7;box-shadow:0 4px 14px #0f172a0a}.setup-btn--category:hover{border-color:#0f766e57;background:#f8fffe;color:var(--primary);box-shadow:0 10px 20px #0f766e14}.setup-btn--category.is-active{background:linear-gradient(180deg,#17897f,#0f766e);border-color:#0f766e;color:#fff;box-shadow:0 12px 24px #0f766e33,inset 0 1px #ffffff24}.setup-start{padding-top:8px}.quiz-container{max-width:760px}.quiz-header{display:flex;align-items:center;gap:16px;margin-bottom:18px;flex-wrap:wrap}.quiz-header-left{flex:1;display:flex;flex-direction:column;gap:8px;min-width:160px}.quiz-progress-text{margin:0;font-weight:800;font-size:.96rem;color:#475569}.quiz-progress-bar{height:8px;background:#e5e7eb;border-radius:999px;overflow:hidden}.quiz-progress-fill{height:100%;background:linear-gradient(90deg,#14b8a6,#0f766e);border-radius:999px;transition:width .35s ease}.quiz-score{margin:0;font-weight:800;color:var(--primary);white-space:nowrap}.quiz-quit-btn{padding:8px 18px;border:1px solid #d7dee7;border-radius:999px;background:#fff;color:#24324a;font:inherit;font-size:.9rem;font-weight:700;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .12s ease}.quiz-quit-btn:hover{background:#f8fafc;border-color:#cbd5e1;box-shadow:0 8px 18px #0f172a0f;transform:translateY(-1px)}.quiz-tools{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:18px;padding:14px 16px;border:1px solid #dbe4ee;border-radius:18px;background:linear-gradient(180deg,#fff,#f8fcfb);box-shadow:0 8px 22px #0f172a0a}.quiz-toggles{display:flex;flex-direction:column;gap:12px}.quiz-toggle{display:inline-flex;align-items:center;gap:10px;cursor:pointer}.quiz-toggle input{position:absolute;opacity:0;pointer-events:none}.quiz-toggle__ui{position:relative;width:48px;height:28px;border-radius:999px;background:#cbd5e1;transition:background-color .18s ease;flex-shrink:0}.quiz-toggle__ui:after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:999px;background:#fff;box-shadow:0 2px 8px #0f172a1f;transition:transform .18s ease}.quiz-toggle input:checked+.quiz-toggle__ui{background:linear-gradient(90deg,#14b8a6,#0f766e)}.quiz-toggle input:checked+.quiz-toggle__ui:after{transform:translate(20px)}.quiz-toggle__label{font-size:.95rem;font-weight:700;color:#24324a}.quiz-audio-btn{padding:10px 16px;border:1px solid #d7dee7;border-radius:999px;background:#fff;color:#24324a;font:inherit;font-size:.9rem;font-weight:700;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .12s ease}.quiz-audio-btn:hover:not(:disabled){border-color:#0f766e57;background:#f8fffe;color:var(--primary);box-shadow:0 10px 20px #0f766e14;transform:translateY(-1px)}.quiz-audio-btn.is-disabled,.quiz-audio-btn:disabled{opacity:.55;cursor:default;box-shadow:none;transform:none}.quiz-card{padding:42px 32px;border:1px solid #dde5ee;border-radius:28px;background:linear-gradient(180deg,#fff,#fbfdff);box-shadow:0 14px 36px #0f172a0f;text-align:center;margin-bottom:26px;min-height:190px;display:flex;flex-direction:column;justify-content:center;gap:14px;transition:border-color .22s ease,background .22s ease,box-shadow .22s ease}.quiz-card.is-correct{border-color:#86efac;background:linear-gradient(180deg,#f4fff8,#ecfdf5);box-shadow:0 16px 36px #22c55e14}.quiz-card.is-wrong{border-color:#fca5a5;background:linear-gradient(180deg,#fff8f8,#fff1f2);box-shadow:0 16px 36px #ef444412}.quiz-mode-label{margin:0;font-size:.9rem;font-weight:800;color:var(--primary);letter-spacing:.04em}.quiz-question{margin:0;font-size:clamp(2rem,5vw,3rem);font-weight:800;color:#0f172a;line-height:1.25}.quiz-question-sub{margin:0;font-size:1rem;color:#64748b;font-weight:700;min-height:1.5em}.choice-grid{display:grid;grid-template-columns:1fr;gap:16px;margin-bottom:14px}.choice-hint{margin:8px 0 0;text-align:center;font-size:.92rem;color:var(--muted)}.choice-btn{width:100%;padding:18px 22px;border:1px solid #d9e1ea;border-radius:18px;background:linear-gradient(180deg,#fff,#fbfcfe);color:var(--text);font:inherit;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,box-shadow .18s ease,transform .12s ease;text-align:left;min-height:78px;display:grid;grid-template-columns:52px 1fr;align-items:center;gap:16px;box-shadow:0 6px 18px #0f172a0a}.choice-btn:hover:not(:disabled){border-color:#0f766e57;background:linear-gradient(180deg,#fafffe,#f3fbfa);box-shadow:0 12px 26px #0f766e14;transform:translateY(-2px)}.choice-btn:active:not(:disabled){transform:translateY(0)}.choice-btn__key{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;background:#eef7f6;color:var(--primary);font-weight:800;font-size:.96rem;border:1px solid #d7ece9;flex-shrink:0}.choice-btn__text{display:block;font-size:1rem;font-weight:700;line-height:1.65;color:#0f172a}.choice-btn.is-correct{background:linear-gradient(180deg,#f2fff8,#eafcf2);border-color:#6ee7b7;box-shadow:0 14px 28px #10b9811c}.choice-btn.is-correct .choice-btn__key{background:#10b981;color:#fff;border-color:#10b981}.choice-btn.is-correct .choice-btn__text{color:#065f46}.choice-btn.is-wrong{background:linear-gradient(180deg,#fff7f7,#fff1f2);border-color:#fda4af;box-shadow:0 14px 28px #ef444417}.choice-btn.is-wrong .choice-btn__key{background:#ef4444;color:#fff;border-color:#ef4444}.choice-btn.is-wrong .choice-btn__text{color:#991b1b}.choice-btn:disabled{cursor:default}.self-answer-box{text-align:center;padding:32px;border:1px dashed #cfd8e3;border-radius:22px;background:linear-gradient(180deg,#fff,#f8fbfd)}.self-answer-label{margin:0 0 20px;color:var(--muted);font-size:.96rem;font-weight:600}.self-result-box{padding:34px;border:1px solid #86efac;border-radius:24px;background:linear-gradient(180deg,#f3fff8,#edfdf4);text-align:center;box-shadow:0 14px 28px #22c55e14}.self-result-label{margin:0 0 8px;font-size:.86rem;font-weight:800;color:var(--primary);letter-spacing:.04em}.self-answer-text{margin:0 0 6px;font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;color:#0f172a}.self-answer-sub{margin:0 0 24px;font-size:1rem;color:var(--primary);font-weight:700;min-height:1.5em}.self-judge-btns{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}.self-judge-btn{padding:14px 32px;border:none;border-radius:999px;font:inherit;font-size:1rem;font-weight:800;cursor:pointer;transition:transform .12s ease,opacity .15s ease,box-shadow .18s ease}.self-judge-btn:hover{opacity:.92;transform:translateY(-2px)}.self-judge-btn.is-correct{background:#d1fae5;color:#065f46;box-shadow:0 10px 20px #10b9811f}.self-judge-btn.is-wrong{background:#fee2e2;color:#991b1b;box-shadow:0 10px 20px #ef44441a}.result-card{padding:48px 32px;border:1px solid #dde5ee;border-radius:26px;background:linear-gradient(180deg,#fff,#fbfdff);text-align:center;margin-bottom:40px;box-shadow:0 14px 36px #0f172a0f}.result-emoji{margin:0 0 12px;font-size:3rem;line-height:1}.result-score{margin:0 0 8px;font-size:clamp(1.9rem,4vw,2.8rem);font-weight:800;color:#0f172a}.result-rate{margin:0 0 32px;font-size:1.15rem;color:var(--muted);font-weight:700}.result-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.review-title{margin:0 0 16px;font-size:1.1rem;font-weight:800;color:#0f172a}.review-empty{text-align:center;color:var(--muted);padding:24px 0}.review-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.review-item{padding:18px;border:1px solid #ffd1d6;border-radius:18px;background:linear-gradient(180deg,#fff8f8,#fff3f4);box-shadow:0 8px 18px #ef44440a}.review-question{margin:0 0 6px;font-size:1rem;font-weight:800;color:#0f172a}.review-answer{margin:0 0 4px;font-weight:800;color:#991b1b}.review-pinyin{margin:0;font-size:.86rem;color:var(--muted);font-weight:600}@media(max-width:767px){.setup-grid{gap:28px}.setup-label-row{align-items:flex-start}.category-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.setup-btn--category{min-height:48px;padding:10px 12px;font-size:.9rem}.quiz-tools{padding:14px}.quiz-card{padding:30px 20px;min-height:160px;border-radius:22px}.quiz-question{font-size:clamp(1.8rem,8vw,2.5rem)}.choice-btn{grid-template-columns:42px 1fr;padding:16px;min-height:70px;border-radius:16px;gap:12px}.choice-btn__key{width:36px;height:36px;border-radius:12px;font-size:.88rem}.choice-btn__text{font-size:.96rem;line-height:1.55}.result-card{padding:34px 20px;border-radius:22px}.self-answer-box,.self-result-box{padding:24px 16px;border-radius:20px}.review-list{grid-template-columns:1fr}}.quiz-feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.quiz-feature-card{padding:22px 20px;border:1px solid #dbe4ee;border-radius:22px;background:linear-gradient(180deg,#fff,#f8fcfb);box-shadow:0 10px 24px #0f172a0a}.quiz-feature-label{margin:0 0 8px;font-size:.8rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--primary)}.quiz-feature-card h2{margin:0 0 10px;font-size:1.08rem;line-height:1.6}.quiz-feature-card p:last-child{margin:0;color:var(--muted);line-height:1.85;font-size:.94rem}.quiz-tips-box{margin-top:8px;padding:22px 24px;border:1px solid #dbe4ee;border-radius:22px;background:#fff;box-shadow:0 8px 22px #0f172a0a}.quiz-tips-title{margin:0 0 16px;font-size:1.05rem}.quiz-tips-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.quiz-tip-item{padding:16px 16px 14px;border:1px solid #e2e8f0;border-radius:16px;background:#f8fafc}.quiz-tip-label{margin:0 0 6px;font-size:.88rem;font-weight:800;color:var(--primary)}.quiz-tip-text{margin:0;font-size:.92rem;line-height:1.8;color:var(--muted)}@media(max-width:767px){.quiz-feature-grid{grid-template-columns:1fr}.quiz-feature-card,.quiz-tips-box{padding:18px 16px;border-radius:18px}.quiz-tips-grid{grid-template-columns:1fr}}.result-next-actions{margin-top:28px}.result-next-actions__title{margin:0 0 16px;font-size:1.08rem;font-weight:800;color:#0f172a}.result-next-actions__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.result-next-card{display:flex;flex-direction:column;gap:6px;padding:18px;border:1px solid #dbe4ee;border-radius:18px;background:linear-gradient(180deg,#fff,#f8fcfb);box-shadow:0 8px 22px #0f172a0a;text-decoration:none;transition:transform .14s ease,box-shadow .18s ease,border-color .18s ease,background-color .18s ease}.result-next-card:hover{transform:translateY(-2px);border-color:#0f766e47;box-shadow:0 12px 24px #0f766e14}.result-next-card__label{font-size:.8rem;font-weight:800;letter-spacing:.05em;color:var(--primary)}.result-next-card__title{font-size:1rem;font-weight:800;color:#0f172a;line-height:1.6}.result-next-card__text{font-size:.92rem;line-height:1.8;color:var(--muted)}.result-next-card--button{font:inherit;text-align:left;cursor:pointer}@media(max-width:767px){.result-next-actions__grid{grid-template-columns:1fr}.result-next-card{padding:16px;border-radius:16px}}