.payment-container {
  background: #f8fafc;
  border-radius: 14px;
  padding: 28px;
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
  color: #0c2641;
}

.payment-title {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 6px;
}

.payment-subtitle {
  font-size: 14px;
  color: #64748b;
  margin-bottom: 28px;
}

.payment-section {
  background: white;
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 22px;
  box-shadow: 0 2px 8px rgba(0,0,0,.08);
}

.payment-methods {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.payment-method {
  flex: 1;
  padding: 14px;
  border: 2px solid #e3e8ee;
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  font-weight: 500;
  color: #64748b;
}

.payment-method.active {
  border-color: #0570de;
  background: #f0f8ff;
  color: #0570de;
}

.card-box {
  border: 2px solid #a4cdfe;
  border-radius: 10px;
  padding: 22px;
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  display: block;
}

.form-input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 6px;
  border: 1px solid #e3e8ee;
  background: #f8fafc;
}

.form-input:focus {
  outline: none;
  border-color: #0570de;
  background: #fff;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.btn-pay {
  width: 100%;
  padding: 16px;
  background: #0570de;
  border: none;
  border-radius: 10px;
  color: white;
  font-size: 16px;
  font-weight: 600;
}

.btn-pay:hover {
  background: #0461c4;
}

.payment-secure {
  text-align: center;
  font-size: 13px;
  color: #64748b;
  margin-top: 14px;
}


@media (max-width: 576px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .fintech-card {
    padding: 1.2rem;
  }

  .fintech-input {
    padding: 14px 16px;
    font-size: 16px;
  }

  .btn-fintech {
    padding: 14px;
    font-size: 16px;
  }
}