/**
 * ماشین حساب خرید نقره - استایل مینیمال
 * Feature 2: خرید با ماشین حساب نقره
 */

.nh-silver-calculator {
  background: #ebebeb;
  padding: 1.5rem;
  border-radius: 5px;
  margin: 0 auto;
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
}

.nh-calculator-field {
  display: flex;
  align-items: center;
  flex: 1;
  min-width: 200px;
  border: 1.2px solid var(--e-global-color-primary);
  border-radius: 5px;
  padding: 8px 10px;
}

.nh-calc-input {
  background: none;
  width: 100%;
  padding: 0px !important;
  font-size: 16px;
  border: none !important;
  border-radius: 4px;
  box-sizing: border-box;
  transition: border-color 0.3s ease;
  -moz-appearance: textfield;
}

.nh-calc-input:focus {
  outline: none;
}

.nh-calculator-info {
  display: none;
  padding: 15px;
  font-size: 14px;
}

.nh-calculator-info p {
  color: #555;
}

.nh-calculator-info p:first-child {
  margin-top: 0;
}

.nh-calculator-info p:last-child {
  margin-bottom: 0;
}

.nh-calculator-info strong {
  color: #333;
}

.nh-price-per-gram {
  color: #0073aa;
  font-weight: 600;
}

.nh-calculator-messages {
  margin-bottom: 15px;
  width: 100%;
}

.nh-calculator-message {
  padding: 12px 15px;
  border-radius: 4px;
  font-size: 14px;
  line-height: 1.5;
}

.nh-message-error {
  background: #ffe6e6;
  color: #d63638;
  border: 1px solid #ffcccc;
}

.nh-message-success {
  background: #e6f7e6;
  color: #00a32a;
  border: 1px solid #ccf0cc;
}

.nh-message-info {
  background: #e6f2ff;
  color: #0073aa;
  border: 1px solid #cce5ff;
}

.nh-calculator-submit {
  font-size: 16px;
  font-weight: 600;
  border: none !important;
  cursor: pointer;
  transition: all 0.3s ease;
  background-color: var(--e-global-color-primary) !important;
  color: #fff !important;
  line-height: 1.75em;
  padding: 9px 18px !important;
  border-radius: 5px !important;
}

.nh-calculator-submit:hover:not(:disabled) {
  background: #005a87;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 115, 170, 0.3);
}

.nh-calculator-submit:disabled {
  background: #ccc;
  cursor: not-allowed;
  opacity: 0.6;
}

.nh-calculator-error {
  padding: 15px;
  background: #ffe6e6;
  color: #d63638;
  border: 1px solid #ffcccc;
  border-radius: 4px;
  text-align: center;
}

/* Responsive */
@media (max-width: 767px) {
  .nh-calculator-submit {
    flex: 1;
  }
}

/* Loading State */
.nh-calculator-submit.loading {
  position: relative;
  color: transparent;
}

.nh-calculator-submit.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid #fff;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}