.muted {
        color: var(--muted);
        font-size: var(--text-sm);
      }
      pre {
        margin-top: var(--space);
        background: #0f172a;
        color: #dbeafe;
        border-radius: var(--radius-lg);
        padding: 14px;
        overflow: auto;
        max-height: 320px;
        font-size: 12px;
      }
      .modal-overlay {
        position: fixed;
        inset: 0;
        left: 280px;
        background: rgba(15, 23, 42, 0.5);
        display: none;
        justify-content: center;
        align-items: center;
        z-index: 1000;
        backdrop-filter: blur(4px);
      }
      .modal-overlay.active {
        display: flex;
      }
      body.sidebar-collapsed .modal-overlay {
        left: 56px;
      }
      .modal {
        background: var(--panel);
        border-radius: var(--radius-xl);
        padding: var(--space-xl);
        width: min(92vw, 560px);
        border: 1px solid var(--line);
        box-shadow: var(--shadow-xl);
        max-height: 90vh;
        overflow-y: auto;
      }
      .modal-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: var(--space-lg);
      }
      .modal-title {
        margin: 0;
        font-size: var(--text-2xl);
        font-weight: 700;
      }
      .modal-close {
        background: transparent;
        border: 0;
        font-size: 24px;
        color: var(--muted);
        cursor: pointer;
      }
      .modal-body {
        margin-bottom: var(--space-lg);
      }
      .modal-footer {
        display: flex;
        justify-content: flex-end;
        gap: 12px;
        padding-top: var(--space);
        border-top: 1px solid var(--line);
      }
      #ruleTypeFilter {
        min-width: 220px;
        height: 34px;
        padding-top: 4px;
        padding-bottom: 4px;
        font-size: 12px;
      }
      .group-card-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
        gap: 16px;
        margin-top: var(--space);
      }
      .group-card {
        background: #fff;
        border: 1px solid var(--line);
        border-radius: var(--radius-lg);
        overflow: hidden;
        cursor: pointer;
        transition: all 0.2s ease;
        display: flex;
        flex-direction: column;
      }
      .group-card:hover {
        box-shadow: var(--shadow-md);
        transform: translateY(-2px);
        border-color: var(--primary-light);
      }
      .group-card.selected {
        border-color: var(--primary);
        box-shadow: 0 0 0 2px rgba(47, 126, 247, 0.2);
      }
      .group-card-media {
        position: relative;
      }
      .group-card-logo {
        width: 100%;
        height: 140px;
        object-fit: contain;
        display: block;
        background: #f5f8fd;
      }
      .group-card-badge {
        position: absolute;
        top: 8px;
        left: 8px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 30px;
        max-width: calc(100% - 16px);
        padding: 0 14px;
        border-radius: 999px;
        font-size: 12px;
        font-weight: 700;
        color: #fff;
        background: rgba(220, 38, 38, 0.9);
        border: 1px solid rgba(255, 255, 255, 0.16);
        box-shadow: 0 6px 14px rgba(220, 38, 38, 0.22);
        backdrop-filter: blur(6px);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }
      .group-card-badge::before {
        content: "";
        position: absolute;
        left: -8px;
        top: 0;
        width: 22px;
        height: 100%;
        background: rgba(127, 29, 29, 0.28);
        transform: skewX(-28deg);
      }
      .group-card-body {
        padding: 12px 14px;
        flex: 1;
        display: flex;
        flex-direction: column;
        gap: 6px;
      }
      .group-card-name {
        font-weight: 600;
        font-size: 14px;
        color: var(--text);
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
      }
      .group-card-desc {
        font-size: 12px;
        color: var(--muted);
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
      }
      .group-card-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-top: auto;
        padding-top: 6px;
        border-top: 1px solid #f0f3f8;
        font-size: 11px;
        color: var(--muted);
      }
      .group-card-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: flex-end;
        gap: 4px;
      }
      .group-card-actions .btn {
        padding: 4px 8px;
        font-size: 11px;
      }
      .group-card-actions .toggle-recommend-group-card-btn {
        background: linear-gradient(90deg, #2f7ef7 0%, #4f8fff 100%);
        border-color: #2f7ef7;
        color: #fff;
        font-size: 10px;
        padding: 4px 7px;
        line-height: 1.2;
      }
      .group-card-actions .toggle-recommend-group-card-btn:hover {
        background: linear-gradient(90deg, #246fe2 0%, #4588f7 100%);
        border-color: #246fe2;
        color: #fff;
      }
      .group-card-actions .toggle-recommend-group-card-btn.is-recommended {
        padding-left: 6px;
        padding-right: 6px;
        font-size: 7px;
        letter-spacing: -0.02em;
      }
      .rule-card-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
        gap: 12px;
        margin-top: var(--space);
      }
      .rule-card {
        background: #fff;
        border: 1px solid var(--line);
        border-radius: var(--radius-lg);
        padding: 14px;
        display: flex;
        flex-direction: column;
        gap: 8px;
        transition: all 0.2s ease;
      }
      .rule-card:hover {
        box-shadow: var(--shadow-md);
        border-color: var(--primary-light);
      }
      .rule-card-header {
        display: flex;
        align-items: flex-start;
        justify-content: space-between;
        gap: 8px;
      }
      .rule-card-title {
        font-weight: 600;
        font-size: 14px;
        color: var(--text);
        flex: 1;
        min-width: 0;
      }
      .rule-card-desc {
        font-size: 12px;
        color: var(--muted);
        line-height: 1.5;
        flex: 1;
      }
      .rule-card-footer {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding-top: 6px;
        border-top: 1px solid #f0f3f8;
        gap: 8px;
      }
      .rule-card-tag {
        display: inline-flex;
        align-items: center;
        padding: 3px 10px;
        border-radius: 999px;
        font-size: 11px;
        font-weight: 600;
        color: #475569;
        background: rgba(148, 163, 184, 0.12);
        border: 1px solid rgba(148, 163, 184, 0.18);
      }
      .rule-card-score {
        font-size: 12px;
        font-weight: 700;
        color: var(--primary);
        white-space: nowrap;
      }
      .rule-card-actions {
        display: flex;
        gap: 4px;
      }
      .rule-card-actions .btn {
        padding: 3px 8px;
        font-size: 11px;
      }
      .logo-upload-area {
        display: flex;
        align-items: center;
        gap: 12px;
      }
      .logo-preview {
        width: 80px;
        height: 80px;
        border-radius: var(--radius);
        border: 1px solid var(--line);
        object-fit: cover;
        background: #f5f8fd;
        flex-shrink: 0;
      }
      .logo-upload-btn {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 8px 14px;
        border: 1px dashed var(--primary-light);
        border-radius: var(--radius);
        background: rgba(47, 126, 247, 0.04);
        color: var(--primary);
        cursor: pointer;
        font-size: 13px;
        font-weight: 500;
        transition: all 0.2s ease;
      }
      .logo-upload-btn:hover {
        background: rgba(47, 126, 247, 0.1);
        border-color: var(--primary);
      }
      .logo-upload-btn input[type="file"] {
        display: none;
      }
      .logo-remove-btn {
        padding: 4px 8px;
        font-size: 12px;
        color: var(--danger);
        border: none;
        background: transparent;
        cursor: pointer;
      }
      .logo-remove-btn:hover {
        text-decoration: underline;
      }
      .recommend-setting {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        padding: 14px 16px;
        border: 1px solid #dce8fb;
        border-radius: 16px;
        background: linear-gradient(180deg, #fbfdff 0%, #f6faff 100%);
        cursor: pointer;
        transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
      }
      .recommend-setting:hover {
        border-color: #bfd4ff;
        box-shadow: 0 8px 18px rgba(47, 126, 247, 0.08);
      }
      .recommend-setting-copy {
        min-width: 0;
        display: grid;
        gap: 4px;
      }
      .recommend-setting-title {
        font-size: 14px;
        font-weight: 700;
        color: var(--text);
      }
      .recommend-setting-desc {
        font-size: 12px;
        line-height: 1.6;
        color: var(--muted);
      }
      .recommend-switch {
        position: relative;
        flex: 0 0 auto;
        width: 52px;
        height: 30px;
      }
      .recommend-switch input {
        position: absolute;
        inset: 0;
        opacity: 0;
        cursor: pointer;
        margin: 0;
      }
      .recommend-switch-slider {
        position: absolute;
        inset: 0;
        border-radius: 999px;
        background: #d7dfeb;
        transition: background 0.2s ease, box-shadow 0.2s ease;
      }
      .recommend-switch-slider::after {
        content: "";
        position: absolute;
        top: 4px;
        left: 4px;
        width: 22px;
        height: 22px;
        border-radius: 50%;
        background: #fff;
        box-shadow: 0 4px 10px rgba(15, 23, 42, 0.18);
        transition: transform 0.2s ease;
      }
      .recommend-switch input:checked + .recommend-switch-slider {
        background: linear-gradient(90deg, #2f7ef7 0%, #4f8fff 100%);
        box-shadow: 0 6px 16px rgba(47, 126, 247, 0.25);
      }
      .recommend-switch input:checked + .recommend-switch-slider::after {
        transform: translateX(22px);
      }
      .recommend-switch input:focus-visible + .recommend-switch-slider {
        outline: 2px solid rgba(47, 126, 247, 0.35);
        outline-offset: 2px;
      }
      .rule-pagination {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-top: 14px;
        padding-top: 12px;
        border-top: 1px solid var(--line);
      }
      .rule-pagination-summary {
        font-size: 13px;
        color: var(--muted);
      }
      .rule-pagination-controls {
        display: flex;
        align-items: center;
        gap: 16px;
      }
      .rule-page-size {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 13px;
        color: var(--muted);
        white-space: nowrap;
        flex-shrink: 0;
      }
      .rule-page-size select {
        padding: 4px 8px;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        font-size: 13px;
        outline: none;
        cursor: pointer;
        min-width: 64px;
        text-align: center;
      }
      .rule-page-size select:focus {
        border-color: var(--primary);
      }
      #rulePaginationBtns .page-btn {
        min-width: 36px;
        height: 36px;
        padding: 0 10px;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        background: #fff;
        font-size: 14px;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.15s;
        color: var(--text);
        line-height: 1;
      }
      #rulePaginationBtns {
        display: flex;
        align-items: center;
        gap: 4px;
      }
      #groupPaginationBtns .page-btn {
        min-width: 36px;
        height: 36px;
        padding: 0 10px;
        border: 1px solid var(--line);
        border-radius: var(--radius);
        background: #fff;
        font-size: 14px;
        font-weight: 500;
        cursor: pointer;
        transition: all 0.15s;
        color: var(--text);
        line-height: 1;
      }
      #groupPaginationBtns {
        display: flex;
        align-items: center;
        gap: 4px;
      }
      #rulePaginationBtns .page-btn:hover:not(:disabled):not(.active) {
        border-color: var(--primary);
        color: var(--primary);
        background: #f7faff;
      }
      #groupPaginationBtns .page-btn:hover:not(:disabled):not(.active) {
        border-color: var(--primary);
        color: var(--primary);
        background: #f7faff;
      }
      #rulePaginationBtns .page-btn.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        font-weight: 600;
      }
      #groupPaginationBtns .page-btn.active {
        background: var(--primary);
        color: #fff;
        border-color: var(--primary);
        font-weight: 600;
      }
      #rulePaginationBtns .page-btn:disabled {
        opacity: 0.35;
        cursor: not-allowed;
      }
      #groupPaginationBtns .page-btn:disabled {
        opacity: 0.35;
        cursor: not-allowed;
      }
      @media (max-width: 600px) {
        .rule-pagination {
          flex-direction: column;
          gap: 10px;
        }
        .recommend-setting {
          align-items: flex-start;
        }
      }
      @media (max-width: 980px) {
        .modal-overlay {
          left: 0;
        }
        .form-grid {
          grid-template-columns: 1fr;
        }
        #ruleTypeFilter {
          min-width: 0;
        }
        .group-card-grid {
          grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
          gap: 12px;
        }
      }
      .page {
        padding-top: 8px;
      }
      .layout {
        margin-top: 4px;
      }