.question-image{display:block;max-width:100%;max-height:450px;object-fit:contain;margin:16px auto;border-radius:10px}.short-answer{display:block;width:100%;margin:12px 0;padding:12px;border:1px solid var(--bd);border-radius:10px;font:inherit;color:var(--tx);background:var(--card)}.correct-answer{color:var(--ok)}.wrong-answer{color:var(--ko)}.recovery-modal{position:fixed;inset:0;z-index:100;background:#0007;display:flex;align-items:center;justify-content:center;padding:20px}.recovery-modal[hidden]{display:none}.recovery-card{width:min(440px,100%);max-height:90vh;overflow:auto}.recovery-card input{width:100%;padding:12px;border:1px solid var(--bd);border-radius:10px;font:inherit;background:var(--bg);color:var(--tx)}.recovery-card [hidden]{display:none}.recovery-card>button{float:right}.recovery-card label{display:block;margin:12px 0 6px}

.answer-formula-image{max-width:100%;max-height:140px;object-fit:contain;vertical-align:middle;background:white;border-radius:4px}