.lesson-chunk-upload__input[data-v-2d2fd120]{display:none}.lesson-chunk-upload__actions[data-v-2d2fd120]{display:-ms-flexbox;display:flex;gap:8px;-ms-flex-wrap:wrap;flex-wrap:wrap}.lesson-chunk-upload__meta[data-v-2d2fd120],.lesson-chunk-upload__result[data-v-2d2fd120]{margin-top:10px;font-size:12px;color:#6b7a90}.lesson-chunk-upload__result[data-v-2d2fd120]{color:#1890ff}.lesson-chunk-upload__tips[data-v-2d2fd120]{margin-top:8px;font-size:12px;color:#8c9aad}.category-tip[data-v-3ff3ebfb]{margin-top:6px;color:#8c8c8c;font-size:12px;line-height:18px}.lesson-meta-card[data-v-3ff3ebfb]{margin-top:8px;padding:16px 16px 0;border:1px solid #e6edf5;border-radius:8px;background:#f8fbff}.lesson-meta-card__title[data-v-3ff3ebfb]{margin-bottom:12px;font-size:14px;font-weight:600;color:#1f2d3d}