body {
      background: #282c34;
      color: #f0f0f0;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      height: 100vh;
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 1rem;
      margin: 0;
    }

    .container {
      background: #3c4048;
      border-radius: 16px;
      padding: 2rem;
      width: 90%;
      max-width: 700px;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
      display: flex;
      flex-direction: column;
      align-items: center;
    }

    h1 {
      margin-bottom: 1rem;
      font-weight: 700;
      color: #61dafb;
      text-align: center;
      user-select: none;
      text-shadow: 0 2px 6px rgba(97, 218, 251, 0.7);
    }

    #textDisplay {
      background: #20232a;
      color: #d7dade;
      font-size: 1.3rem;
      line-height: 1.6;
      padding: 1rem 1rem;
      border-radius: 12px;
      width: 100%;
      min-height: 120px;
      margin-bottom: 1rem;
      user-select: none;
      white-space: pre-wrap;
      word-wrap: break-word;
    }

    #textDisplay span.correct {
      color: #27ae60;
    }

    #textDisplay span.incorrect {
      color: #e74c3c;
      text-decoration: underline;
    }

    #inputArea {
      width: 100%;
      font-size: 1.2rem;
      padding: 0.8rem 1rem;
      border-radius: 12px;
      border: 2px solid #61dafb;
      background: #1c1f26;
      color: #f0f0f0;
      outline: none;
      resize: none;
      min-height: 80px;
      box-sizing: border-box;
      transition: border-color 0.3s;
    }

    #inputArea:focus {
      border-color: #21c7ec;
      box-shadow: 0 0 10px #21c7ec;
    }

    .stats {
      margin-top: 1rem;
      width: 100%;
      display: flex;
      justify-content: space-around;
      font-weight: 600;
      color: #abdbe3;
      user-select: none;
    }

    .stat-item {
      background: #20232a;
      padding: 0.8rem 1.5rem;
      border-radius: 12px;
      min-width: 90px;
      text-align: center;
      box-shadow: inset 0 0 5px rgba(33, 199, 236, 0.5);
    }

    button#restartBtn {
      margin-top: 1.8rem;
      background: #61dafb;
      color: #282c34;
      font-weight: 700;
      border: none;
      padding: 0.8rem 2rem;
      border-radius: 30px;
      font-size: 1rem;
      cursor: pointer;
      box-shadow: 0 4px 15px rgba(97, 218, 251, 0.7);
      transition: background 0.3s, transform 0.2s;
      user-select: none;
      align-self: center;
    }

    button#restartBtn:hover {
      background: #21c7ec;
      transform: scale(1.05);
    }

    footer {
      margin-top: 2rem;
      font-size: 0.8rem;
      color: #666;
      user-select: none;
    }

    @media (max-width: 480px) {
      #textDisplay {
        font-size: 1rem;
        min-height: 100px;
      }

      #inputArea {
        font-size: 1rem;
        min-height: 70px;
      }

      .stats {
        flex-direction: column;
        gap: 0.75rem;
      }

      .stat-item {
        min-width: unset;
        width: 100%;
      }
    }