.grid-masonry {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 8px;
    grid-auto-flow: dense;
  }

  .grid-item {
    width: 100%;
    transition: all 0.2s ease;
  }

  .empty-card {
    transform: scale(0.9);
    opacity: 0.8;
    grid-row-end: span 1 !important;
  }

  .empty-card:hover {
    transform: scale(0.95);
    opacity: 1;
  }

  .empty-subjects-container {
    display: flex;
    flex-wrap: wrap;
  }

  @media (max-width: 1199px) {
    .grid-masonry {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (max-width: 799px) {
    .grid-masonry {
      grid-template-columns: 1fr;
    }

    .empty-card {
      transform: scale(0.95);
    }
  }

  /* 确保容器高度不超过视口 */
  .main-window {
    max-height: calc(100vh - 180px);
    overflow-y: auto;
  }

  /* 优化滚动条样式 */
  .main-window::-webkit-scrollbar {
    width: 8px;
  }

  .main-window::-webkit-scrollbar-track {
    background: transparent;
  }

  .main-window::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
  }

  .main-window::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, 0.3);
  }

  .no-data-message {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    margin: 20px 0;
  }

  .attendance-drawer {
    border-left: 1px solid rgba(0, 0, 0, 0.12);
  }

  .attendance-drawer :deep(.v-navigation-drawer__content) {
    overflow-y: auto;
  }

  /* 优化滚动条样式 */
  .attendance-drawer :deep(.v-navigation-drawer__content::-webkit-scrollbar) {
    width: 8px;
  }

  .attendance-drawer
    :deep(.v-navigation-drawer__content::-webkit-scrollbar-track) {
    background: transparent;
  }

  .attendance-drawer
    :deep(.v-navigation-drawer__content::-webkit-scrollbar-thumb) {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
  }

  .attendance-drawer
    :deep(.v-navigation-drawer__content::-webkit-scrollbar-thumb:hover) {
    background-color: rgba(0, 0, 0, 0.3);
  }

  /* 响应式调整 */
  @media (max-width: 960px) {
    .attendance-drawer {
      display: none;
    }
  }

  .text-success {
    color: rgb(var(--v-theme-success));
  }

  .text-error {
    color: rgb(var(--v-theme-error));
  }

  .text-warning {
    color: rgb(var(--v-theme-warning));
  }

  .attendance-card {
    display: flex;
    flex-direction: column;
  }

  .attendance-numbers {
    padding: 20px 0;
  }

  .total-number {
    border-bottom: 1px solid rgba(0, 0, 0, 0.12);
    padding-bottom: 20px;
  }

  .status-number {
    flex: 1;
  }

  .text-h2,
  .text-h3 {
    line-height: 1.2;
  }

  .empty-subjects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    padding: 8px;
  }

  .empty-subject-card {
    cursor: pointer;
    transition: all 0.2s ease;
    opacity: 0.8;
  }

  .empty-subject-card:hover {
    transform: scale(1.02);
    opacity: 1;
  }

  .empty-subjects {
    border-top: 1px solid rgba(0, 0, 0, 0.12);
    padding-top: 1rem;
  }

  .empty-subject-card:not(:disabled):hover {
    opacity: 1;
    transform: scale(1.02);
  }