body {
      font-family: 'Inter', sans-serif;
      background-color: #ffffff;
      color: #212529;
      margin: 0;
      line-height: 1.7;
    }
    body::-webkit-scrollbar {
    width: 0;
    background: transparent;
    }
    .navbar-glass {
      backdrop-filter: blur(12px);
      background-color: rgba(0, 0, 0, 0.9) !important;
    }
    .navbar-nav .nav-link {
      font-weight: 500;
      position: relative;
      padding: 8px 15px;
    }
    .navbar-nav .nav-link::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: 0;
      width: 0;
      height: 2px;
      background: #0d6efd;
      transition: width 0.3s ease;
    }
    .navbar-nav .nav-link:hover::after {
      width: 100%;
    }
    h2.section-title {
      font-weight: 600;
      margin-bottom: 40px;
      border-bottom: 3px solid #0d6efd;
      display: inline-block;
      padding-bottom: 5px;
    }
    .paper-card {
      background: #fff;
      border-radius: 12px;
      padding: 20px;
      box-shadow: 0 6px 15px rgba(0,0,0,0.08);
      margin-bottom: 30px;
      display: flex;
      align-items: center;
      gap: 20px;
      border-left: 4px solid #0d6efd;
    }
    .paper-card img {
      width: 160px;
      border-radius: 8px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    }
    .paper-content h5 {
      font-weight: 600;
      margin-bottom: 10px;
    }
    .paper-content p {
      font-size: 0.95rem;
      color: #495057;
    }
    .paper-content .btn {
      margin-right: 10px;
      margin-top: 10px;
    }
    @media (max-width: 768px) {
      .paper-card {
        flex-direction: column;
        text-align: center;
      }
      .paper-card img {
        margin-bottom: 15px;
      }
      .paper-content {
        text-align: center;
      }
    }