/* 让作品封面成为可发现、可键盘操作的上传入口。 */
.workCoverPicker { display: block; position: relative; cursor: pointer; }
.workCoverPicker input { position: absolute; inset: 0; opacity: 0; width: 100%; height: 100%; cursor: pointer; }
.workCoverPicker:focus-within { outline: 2px solid var(--accent, #31546b); outline-offset: 4px; }
.workCoverCaption { position: absolute; bottom: 0; left: 0; right: 0; padding: 12px; background: #162735c9; color: white; text-align: center; font-size: 14px; }
.workCoverHint { font-size: 12px; color: #a47726; font-style: italic; margin: 10px 0; }
.workCoverActions { display: flex; gap: 8px; margin-bottom: 16px; }
.workCoverActions[hidden], .workCoverPicker img[hidden], .workCoverPicker [hidden] { display: none; }
.workCoverActions button { padding: 10px 12px; min-height: 44px; }