body {
    font-family: "Poppins", sans-serif;
    background: linear-gradient(135deg, #ffecd2, #fcb69f);
    text-align: center;
    padding: 50px;
    min-height: 100vh;
  }

  .container {
    background: #ffffff;
    border-radius: 20px;
    padding: 40px 30px;
    width: 360px;
    margin: auto;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .container:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
  }

  h2 {
    color: #333;
    font-size: 22px;
    margin-bottom: 25px;
    letter-spacing: 1px;
  }

  input {
    width: 85%;
    padding: 12px;
    margin: 12px 0;
    border: 2px solid #fcb69f;
    border-radius: 10px;
    outline: none;
    transition: 0.3s;
    font-size: 15px;
  }

  input:focus {
    border-color: #ff9f7f;
    box-shadow: 0 0 8px rgba(255, 159, 127, 0.6);
  }

  button {
    background: linear-gradient(135deg, #ff9f7f, #ff6a88);
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
  }

  button:hover {
    background: linear-gradient(135deg, #ff6a88, #ff9f7f);
    transform: scale(1.05);
    box-shadow: 0 6px 15px rgba(255, 106, 136, 0.4);
  }

  #result {
    margin-top: 25px;
    font-size: 18px;
    color: #444;
    font-weight: 500;
    animation: fadeIn 0.4s ease;
  }

  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
  }