/* UI 组件样式（配合 tailwind，处理动画与定位） */
.ui-toast {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: rgba(0, 0, 0, 0.78);
  color: #fff;
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
  z-index: 99999;
  opacity: 0;
  transition:
    opacity 0.2s,
    transform 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
  max-width: 80vw;
}
.ui-toast--in {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}
.ui-toast--out {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.9);
}
.ui-toast__icon--success {
  color: #34c759;
}
.ui-toast__icon--error {
  color: #ff3b30;
}

.ui-tips {
  position: fixed;
  background: #333;
  color: #fff;
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  z-index: 99999;
  opacity: 0;
  transition: opacity 0.2s;
  max-width: 210px;
}
.ui-tips--in {
  opacity: 1;
}

.ui-modal__shade {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99998;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
}
.ui-modal__shade--in {
  opacity: 1;
}
.ui-modal {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  max-width: 90vw;
  max-height: 90vh;
  position: relative;
  display: flex;
  flex-direction: column;
}
.ui-modal__title {
  padding: 14px 16px;
  font-size: 15px;
  font-weight: 600;
  border-bottom: 1px solid #eee;
}
.ui-modal__body {
  padding: 16px;
  overflow: auto;
  flex: 1;
}
.ui-modal__close {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  border: 0;
  background: transparent;
  font-size: 16px;
  cursor: pointer;
  color: #999;
}

.ui-loading__shade {
  position: fixed;
  inset: 0;
  background: rgba(255, 255, 255, 0.5);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ui-loading__spinner {
  font-size: 28px;
  color: #007aff;
}

.ui-prompt__input {
  width: 100%;
  padding: 8px;
  border: 1px solid #ddd;
  border-radius: 8px;
  font-size: 14px;
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.15s ease;
}
.ui-prompt__input:focus {
  border-color: #007aff;
}
.ui-prompt__btns {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 12px;
}
.ui-prompt__cancel,
.ui-prompt__ok {
  padding: 6px 16px;
  border-radius: 8px;
  font-size: 14px;
  cursor: pointer;
  border: 0;
}
.ui-prompt__cancel {
  background: #eee;
}
.ui-prompt__ok {
  background: #007aff;
  color: #fff;
}