:root {
  --tsinghua-purple: #541675;
  --tsinghua-purple-light: #7d4b99;
  --tsinghua-purple-lighter: #a67ebf;
  --tsinghua-purple-lightest: #d0b2e1;
  --white: #ffffff;
  --light-gray: #f5f5f5;
  --dark-text: #333;
  --medium-text: #666;
  --border-color: #e0e0e0;
  --success-color: #28a745;
  --success-color-dark: #218838;
  --danger-color: #dc3545;
  --no-change-color: #6c757d;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
        
  .table-container div{text-indent:0 !important;}      
        .container {
          max-width: 14.4rem;
          width: 100%;
          margin: 30px auto;
          padding: 0 0px;
          flex-grow: 1;
      }

      .page-main-title {
          text-align: center;
          font-size: 28px;
          color: var(--tsinghua-purple);
          margin-bottom: 20px;
          font-weight: 600;
          border-bottom: 3px solid var(--tsinghua-purple-lightest);
          padding-bottom: 15px;
          position: relative;
      }

      .page-main-title i {
          margin-right: 15px;
          color: var(--tsinghua-purple-light);
      }

      .navigation-links {
          display: flex;
          justify-content: center;
          gap: 15px;
          margin-bottom: 30px;
          flex-wrap: wrap;
      }

      .nav-link-button {
          display: inline-flex;
          align-items: center;
          padding: 10px 20px;
          font-size: 15px;
          font-weight: 500;
          color: var(--tsinghua-purple);
          background-color: var(--tsinghua-purple-lightest);
          border: 1px solid var(--tsinghua-purple-lighter);
          border-radius: 25px;
          text-decoration: none;
          cursor: pointer;
          transition: all 0.3s ease;
          box-shadow: 0 2px 4px rgba(84, 22, 117, 0.1);
      }

      .nav-link-button i {
          margin-right: 8px;
      }

      .nav-link-button:hover {
          background-color: var(--tsinghua-purple-light);
          color: var(--white);
          border-color: var(--tsinghua-purple-light);
          transform: translateY(-2px);
          box-shadow: 0 4px 8px rgba(84, 22, 117, 0.2);
      }

      #download-excel-button {
          background-color: var(--success-color);
          border-color: var(--success-color-dark);
          color: var(--white);
      }
#download-excel-button a{color:#ffffff;}
      #download-excel-button:hover {
          background-color: var(--success-color-dark);
          border-color: #1e7e34;
      }

      .content-area {
          background-color: var(--white);
          padding: 30px;
          border-radius: 8px;
          box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
          margin-bottom: 40px;
      }

      .pagination-nav {
          display: flex;
          flex-wrap: wrap;
          gap: 12px;
          margin-bottom: 30px;
          padding-bottom: 20px;
          justify-content: center;
          border-bottom: 1px solid var(--border-color);
      }

      .pagination-nav button {
          padding: 10px 18px;
          font-size: 14px;
          font-weight: 500;
          color: var(--tsinghua-purple);
          background-color: var(--white);
          border: 1px solid var(--tsinghua-purple-lighter);
          border-radius: 20px;
          cursor: pointer;
          transition: all 0.3s ease;
      }

      .pagination-nav button:hover {
          background-color: var(--tsinghua-purple-lightest);
          color: var(--tsinghua-purple);
          border-color: var(--tsinghua-purple);
          transform: translateY(-2px);
      }

      .pagination-nav button.active {
          background-color: var(--tsinghua-purple-light);
          color: var(--white);
          font-weight: 600;
          border-color: var(--tsinghua-purple-light);
      }
.pagination-nav button.active a{color:#ffffff;}
      .data-section {
          display: none;
          animation: fadeIn 0.5s ease-out;
      }

      .data-section.active {
          display: block;
      }

      @keyframes fadeIn {
          from {
              opacity: 0;
              transform: translateY(10px);
          }
          to {
              opacity: 1;
              transform: translateY(0);
          }
      }

      .major-group-card,
      .plan-card {
          background: var(--light-gray);
          border-radius: 8px;
          padding: 25px;
          margin-bottom: 30px;
          box-shadow: 0 3px 10px rgba(0, 0, 0, 0.07);
          transition: all 0.3s ease;
          border: 1px solid var(--border-color);
          border-left: 4px solid var(--tsinghua-purple-lighter);
      }

      .major-group-card:hover,
      .plan-card:hover {
          box-shadow: 0 6px 15px rgba(84, 22, 117, 0.12);
          transform: translateY(-3px);
          border-left-color: var(--tsinghua-purple);
      }

      .group-info {
          display: flex;
          justify-content: space-between;
          align-items: center;
          margin-bottom: 20px;
          padding-bottom: 15px;
          border-bottom: 2px solid var(--tsinghua-purple-lightest);
      }

      .group-name {
          font-size: 18px;
          font-weight: 600;
          color: var(--tsinghua-purple);
      }

      .group-score {
          font-size: 14px;
          font-weight: 500;
          color: var(--white);
          background-color: var(--tsinghua-purple-light);
          padding: 5px 12px;
          border-radius: 15px;
      }

      .table-container {
          overflow-x: auto;
          margin-top: 15px;
      }

      .table-container table {
          width: 100%;
          border-collapse: collapse;
          font-size: 14px;
          background: var(--white);
          border: 1px solid var(--border-color);
          border-radius: 6px;
          overflow: hidden;
      }

      .table-container tr,
      .table-container td {
          padding: 12px 10px !important;
          border-bottom: 1px solid var(--border-color);
          text-align: center;
          white-space: nowrap;font-size:15px;
      }

      .table-container tr.firstRow {
          background-color: var(--tsinghua-purple-light);
          color: #ffffff !important;
          font-weight: 600;
          position: sticky;
          top: 0;font-size:18px !important;
          z-index: 1;
      }
      .table-container tr,
      .table-container tr p{
  
     font-size:15px !important;
      }

      .table-container tr.firstRow * {

          color: #ffffff !important;
          font-weight: bold;
          font-size:16px !important;
    
      }



      .table-container tbody tr:last-child td {
          border-bottom: none;
      }

      .table-container tbody tr:nth-child(even) {
          background-color: var(--light-gray);
      }

      .table-container tbody tr:hover {
          background-color: var(--tsinghua-purple-lightest);
          color: var(--tsinghua-purple);
      }

      .wrap-normal {
          white-space: normal !important;
          min-width: 150px;
      }
      
      .plan-increase {
          color: var(--success-color);
          font-weight: bold;
      }

      .plan-decrease {
          color: var(--danger-color);
          font-weight: bold;
      }

      .plan-no-change {
          color: var(--no-change-color);
      }



      @media (max-width: 992px) {
        .site-title {
            font-size: 26px;
        }
        .nav-item a {
            padding: 14px 18px;
            font-size: 15px;
        }
        .page-main-title {
            font-size: 26px;
        }
        .group-name {
            font-size: 17px;
        }
        .group-score {
            font-size: 13px;
            padding: 4px 10px;
        }
        .table-container tr,
        .table-container td {
            font-size: 13px !important;
            padding: 10px 8px !important;
        }
    }

    @media (max-width: 767px) {
        .header-container {
            flex-direction: column;
            text-align: center;
        }
        .logo img {
            height: 60px;
            margin-bottom: 10px;
            margin-right: 0;
        }
        .site-title {
            font-size: 22px;
        }
        .nav-list {
            justify-content: center;
        }
        .nav-item a {
            padding: 12px 15px;
            font-size: 14px;
        }
        .dropdown-menu {
            min-width: 180px;
        }
        .dropdown-menu a {
            font-size: 14px;
            padding: 10px 15px;
        }
        .container {
            margin: 20px auto;
            width: 100%;
            padding: 0 15px;
        }
        .page-main-title {
            font-size: 22px;
            margin-bottom: 15px;
            padding-bottom: 10px;
        }
        .navigation-links {
            margin-bottom: 25px;
            gap: 10px;
        }
        .nav-link-button {
            padding: 8px 15px;
            font-size: 14px;
        }
        .content-area {
            padding: 20px;
        }
        .pagination-nav {
            gap: 8px;
            margin-bottom: 25px;
            padding-bottom: 15px;
        }
        .pagination-nav button {
            padding: 8px 15px;
            font-size: 13px;
        }
        .major-group-card,
        .plan-card {
            padding: 20px 15px;
        }
        .group-info {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }
        .group-name {
            font-size: 16px;
        }
        .table-container  th,
        .table-container td {
            font-size: 12px;
        }
        .footer-qrcode ul {
            flex-direction: column;
            gap: 25px;
        }
        .footer-qrcode img {
            width: 100px;
            height: 100px;
        }
        .contact-info {
            font-size: 13px;
            line-height: 1.7;
        }
        .contact-info span {
            display: block;
            margin: 5px 0;
        }
        .copyright {
            font-size: 12px;
        }
    }

    @media (max-width: 480px) {
        .page-main-title {
            font-size: 20px;
        }
        .nav-link-button {
            font-size: 13px;
        }
        .pagination-nav button {
            padding: 7px 12px;
            font-size: 12px;
        }
        .group-name {
            font-size: 15px;
        }
        .table-container th,
        .table-container td {
            padding: 8px 6px;
        }
    }