.otp-input-container {
  margin: 2rem 0;
  display: flex;
  justify-content: center;
}

.otp-inputs-group {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 0.5rem;
}

.otp-input {
  width: 100%;
  height: 3rem;
  text-align: center;
  font-size: 1.5rem;
  font-weight: bold;
  border: 2px solid #ddd;
  border-radius: 8px;
  background: #fff;
  transition: all 0.2s ease;
  outline: none;
}

.otp-input:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
  transform: scale(1.05);
}

.otp-input.filled {
  border-color: #28a745;
  background-color: #f8f9fa;
}

.otp-input.error {
  border-color: #dc3545;
  background-color: #fff5f5;
}

/* Responsive design */
@media (max-width: 1200px) {
  .otp-input {
    width: 100%;
    max-width: 100%;
  }
}


@media (max-width: 768px) {
  .otp-inputs-group {
    gap: 0.3rem;
  }

  .otp-input {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.2rem;
  }
}

@media (max-width: 480px) {
  .otp-inputs-group {
    gap: 0.2rem;
  }

  .otp-input {
    width: 2rem;
    height: 2rem;
    font-size: 1rem;
  }
}