/* Umumiy stil */
body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(270deg, #2196F3, #1E88E5, #1976D2);
  background-size: 600% 600%;
  animation: bluePulse 10s ease infinite;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}

/* Animatsiya */
@keyframes bluePulse {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Registratsiya oynasi */
.container {
  background: white;
  padding: 30px;
  border-radius: 16px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
  width: 90%;
  max-width: 400px;
  text-align: center;
}

h1 {
  color: #1976D2;
  margin-bottom: 20px;
}

input {
  width: 100%;
  padding: 12px;
  margin: 10px 0;
  border: 2px solid #1976D2;
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.3s ease;
}

input:focus {
  border-color: #0D47A1;
  outline: none;
}

.btn {
  background-color: #1976D2;
  color: white;
  padding: 12px 20px;
  margin-top: 15px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.btn:hover {
  background-color: #0D47A1;
}

.error {
  color: red;
  margin-top: 10px;
  font-size: 14px;
}
@media (max-width: 768px) {
  .container {
    padding: 10px;
  }

  .btn {
    width: 100%;
    font-size: 18px;
  }

  .input-field {
    font-size: 18px;
  }

  .card {
    padding: 15px;
  }
}

@media (max-width: 480px) {
  .header, .footer {
    font-size: 16px;
    padding: 10px;
  }

  .btn {
    font-size: 16px;
    padding: 10px 20px;
  }
}
* {
      box-sizing: border-box;
    }

    body {
      font-family: 'Arial', sans-serif;
      margin: 0;
      padding: 0;
      min-height: 100vh;
      background: linear-gradient(to right, #74ebd5, #acb6e5); /* 🟦 Orqa fon gradient */
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .container {
      width: 100%;
      max-width: 400px;
      padding: 20px;
    }

    .signup-box {
      background-color: #ffffffdd; /* Biroz shaffof oq */
      padding: 25px;
      border-radius: 15px;
      box-shadow: 0 8px 16px rgba(0,0,0,0.2);
      backdrop-filter: blur(5px);
    }

    h1 {
      text-align: center;
      margin-bottom: 20px;
      font-size: 26px;
      color: #333;
    }

    input {
      width: 100%;
      padding: 12px;
      margin: 10px 0;
      border: 1px solid #ccc;
      border-radius: 10px;
      font-size: 16px;
      background-color: #f9f9f9;
    }

    .btn {
      width: 100%;
      padding: 12px;
      background-color: #28a745;
      border: none;
      color: white;
      font-size: 16px;
      border-radius: 10px;
      cursor: pointer;
      transition: background-color 0.3s ease;
    }

    .btn:hover {
      background-color: #218838;
    }

    .error {
      color: red;
      margin-top: 10px;
      font-size: 14px;
      text-align: center;
    }

    @media (max-width: 480px) {
      h1 {
        font-size: 22px;
      }

      input, .btn {
        font-size: 15px;
        padding: 10px;
      }
    }