.payment-container {
  max-width: 600px;
  margin: 2rem auto;
  padding: 2rem;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.payment-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid #f0f0f0;
}

.payment-header h1 {
  color: #2c3e50;
  font-size: 2rem;
  margin: 0;
}

.payment-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  color: #4a5568;
  font-weight: 500;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.form-group.required label::after {
  content: "*";
  color: #e53e3e;
  margin-left: 0.25rem;
}

.form-group input,
.form-group select {
  padding: 0.75rem;
  border: 2px solid #e2e8f0;
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background-color: #fff;
}

.form-group input:focus,
.form-group select:focus {
  border-color: #4299e1;
  box-shadow: 0 0 0 3px rgba(66, 153, 225, 0.1);
  outline: none;
}

.form-group input:disabled,
.form-group select:disabled {
  background-color: #f7fafc;
  cursor: not-allowed;
  opacity: 0.7;
}

.payment-method-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin: 1rem 0;
}

.payment-method-option {
  position: relative;
  padding: 1.5rem;
  border: 2px solid #e2e8f0;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  background: #fff;
}

.payment-method-option:hover {
  border-color: #4299e1;
  transform: translateY(-2px);
  box-shadow: 0 4px 6px rgba(66, 153, 225, 0.1);
}

.payment-method-option.selected {
  border-color: #4299e1;
  background-color: #ebf8ff;
}

.payment-method-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.payment-method-option label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  width: 100%;
  text-align: center;
}

.payment-method-option img {
  height: 40px;
  object-fit: contain;
  transition: transform 0.3s ease;
}

.payment-method-option:hover img {
  transform: scale(1.05);
}

.payment-method-option span {
  font-weight: 500;
  color: #2d3748;
}

.btn-submit {
  background-color: #4299e1;
  color: white;
  padding: 1rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 1rem;
  position: relative;
  overflow: hidden;
}

.btn-submit:hover {
  background-color: #2b6cb0;
  transform: translateY(-1px);
  box-shadow: 0 4px 6px rgba(66, 153, 225, 0.2);
}

.btn-submit:active {
  transform: translateY(0);
}

.btn-submit:disabled {
  background-color: #a0aec0;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

.alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  animation: slideIn 0.3s ease;
}

.alert-danger {
  background-color: #fff5f5;
  color: #c53030;
  border: 1px solid #feb2b2;
}

@keyframes slideIn {
  from {
    transform: translateY(-10px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Input group for amount with currency symbol */
.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-group input {
  width: 100%;
  padding-right: 3rem;
}

.input-group::after {
  content: attr(data-currency);
  position: absolute;
  right: 1rem;
  color: #718096;
  font-weight: 500;
}

/* RTL specific styles */
html[dir="rtl"] .payment-method-option input[type="radio"]:checked + label::before {
  right: auto;
  left: 0.5rem;
}

html[dir="rtl"] .input-group input {
  padding-right: 1rem;
  padding-left: 3rem;
}

html[dir="rtl"] .input-group::after {
  right: auto;
  left: 1rem;
}

html[dir="rtl"] .form-group.required label::after {
  margin-left: 0;
  margin-right: 0.25rem;
}

/* Responsive design */
@media (max-width: 640px) {
  .payment-container {
    margin: 1rem;
    padding: 1.5rem;
  }

  .payment-method-group {
    grid-template-columns: 1fr;
  }

  .payment-method-option {
    padding: 1rem;
  }
}