* {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: "Poppins", Arial, sans-serif;
      background: linear-gradient(135deg, #007bff, #00c6ff);
      min-height: 100vh;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: flex-start;
      padding-bottom: 50px;
    }

    header {
      width: 100%;
      background: rgba(255, 255, 255, 0.15);
      backdrop-filter: blur(10px);
      color: #fff;
      text-align: center;
      padding: 20px 0;
      box-shadow: 0 2px 10px rgba(0,0,0,0.2);
      margin-bottom: 30px;
    }

    header h1 {
      font-size: 28px;
      letter-spacing: 1px;
    }

    .dashboard {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 25px;
      width: 90%;
      max-width: 1000px;
    }

    .card {
      background: #fff;
      border-radius: 20px;
      padding: 30px 20px;
      text-align: center;
      box-shadow: 0 5px 15px rgba(0,0,0,0.1);
      transition: all 0.3s ease;
      text-decoration: none;
      color: #222;
      position: relative;
      overflow: hidden;
    }

    .card::before {
      content: "";
      position: absolute;
      top: -50%;
      left: -50%;
      width: 200%;
      height: 200%;
      background: radial-gradient(circle, rgba(0,123,255,0.1) 0%, transparent 70%);
      transform: scale(0);
      transition: transform 0.3s ease;
    }

    .card:hover::before {
      transform: scale(1);
    }

    .card:hover {
      transform: translateY(-8px);
      box-shadow: 0 10px 20px rgba(0,0,0,0.2);
    }

    .card i {
      font-size: 45px;
      color: #007bff;
      margin-bottom: 15px;
      transition: color 0.3s;
    }

    .card:hover i {
      color: #0056b3;
    }

    .card h3 {
      font-size: 18px;
      margin-top: 10px;
    }

    footer {
      margin-top: 40px;
      color: #fff;
      opacity: 0.8;
      font-size: 14px;
    }