.ob-cam-app{max-width:1000px;margin:24px auto;padding:16px;font-family:Arial,sans-serif;color:#1a1a1a}.ob-cam-header h2{margin:0 0 8px}.ob-cam-controls{display:flex;gap:12px;flex-wrap:wrap;align-items:end;margin:16px 0}.ob-cam-controls label{display:flex;flex-direction:column;gap:6px;font-weight:600}.ob-cam-controls button{padding:10px 14px;border:0;border-radius:10px;background:#0e4057;color:#fff;cursor:pointer}.ob-cam-card{background:#fff;border:1px solid #d8e1e7;border-radius:14px;padding:16px;margin:16px 0;box-shadow:0 2px 6px rgb(0 0 0 / .04)}.ob-cam-question h3{margin-top:0;font-size:18px}.ob-cam-option{display:flex;gap:8px;padding:10px;border:1px solid #dfe7eb;border-radius:10px;margin:8px 0}.ob-cam-option.is-correct{border-color:#2e7d32;background:#eef8ef}.ob-cam-option.is-wrong{border-color:#c62828;background:#fff1f1}.ob-cam-table{width:100%;border-collapse:collapse}.ob-cam-table th,.ob-cam-table td{padding:8px;border-bottom:1px solid #e4eaee;text-align:left}.ob-cam-ad-slot{border:2px dashed #c7d4dc;border-radius:12px;padding:14px;text-align:center;background:#f7fbfd;color:#4e6572}.ob-cam-alert{min-height:20px;color:#0e4057;font-weight:600;margin:10px 0}#ob-cam-submit{padding:12px 16px;border:0;border-radius:10px;background:#0e4057;color:#fff;cursor:pointer}