/* V15: quiz only; V14 shell remains unchanged */
.quiz-start-cover{width:100%;max-height:440px;object-fit:cover;border-radius:5px;display:block}.quiz-lead{font-size:17px;line-height:1.65;margin:20px 0}.quiz-primary{background:#c8104e;color:white;border:0;border-radius:6px;padding:15px 25px;font-weight:900;cursor:pointer;font-size:15px;width:100%;margin:16px 0}.quiz-primary:disabled{opacity:.5;cursor:not-allowed}.quiz-step{border:1px solid #ddd;border-radius:8px;padding:20px;margin:24px 0}.quiz-progress-label{font-size:12px;font-weight:900;letter-spacing:.7px}.quiz-track{height:5px;background:#e5e5e5;border-radius:10px;margin:10px 0 22px;overflow:hidden}.quiz-track span{height:100%;display:block;background:#c8104e;transition:width .2s}.quiz-step h2{font-size:23px;line-height:1.3;margin:0 0 18px}.quiz-question-image{width:100%;max-height:370px;object-fit:cover;display:block;margin:0 0 12px;border-radius:4px}.quiz-choice{display:flex;gap:12px;align-items:center;text-align:left;width:100%;padding:13px;margin:8px 0;border:1px solid #dedee2;background:#f8f8f9;color:#1a1a1a;border-radius:5px;font-size:15px;font-weight:750;cursor:pointer}.quiz-choice:disabled{cursor:default}.quiz-choice.correct{background:#c6edab;border-color:#7bbf58}.quiz-choice.wrong{background:#ffa0b5;border-color:#c8104e}.quiz-feedback{font-weight:800;margin:15px 0}.quiz-result{text-align:center;background:#f6f6f7;border-radius:8px;padding:25px 18px;margin-top:24px;color:#191b20}.quiz-result h2{font-size:34px;margin:12px 0}.quiz-result img{max-width:100%;width:100%;max-height:350px;object-fit:contain;margin:12px 0}.quiz-result-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}.quiz-result-actions a,.quiz-result-actions button{display:block;padding:14px 8px;border:1px solid #ddd;border-radius:6px;text-decoration:none;background:#c8104e;color:white;font-weight:850;cursor:pointer;text-align:center;font-size:14px}.quiz-result-actions button{background:#25262d}.quiz-muted{color:#72747b;font-size:13px}.dark .quiz-step{border-color:#444}.dark .quiz-result{background:#292a30;color:white}.dark .quiz-choice{background:#33343a;color:white;border-color:#505158}.dark .quiz-choice.correct{background:#2e623a}.dark .quiz-choice.wrong{background:#843d4f}@media(max-width:540px){.quiz-step{padding:12px}.quiz-step h2{font-size:19px}.quiz-result-actions{grid-template-columns:1fr}}