/* Checkout Page Styles */

/* Demo Warning Banner */
.checkout-demo-warning {
  background: var(--color-warning-light);
  border: 2px solid var(--color-warning);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.checkout-demo-warning__icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  background: var(--color-warning);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}

.checkout-demo-warning__text {
  flex: 1;
}

.checkout-demo-warning__title {
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.checkout-demo-warning__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* Progress Steps */
.checkout-progress {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-10);
  padding: var(--space-6) 0;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
}

.checkout-progress__step {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
}

.checkout-progress__step--active {
  color: var(--color-primary);
}

.checkout-progress__step--completed {
  color: var(--color-success);
}

.checkout-progress__number {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-border);
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--text-sm);
}

.checkout-progress__step--active .checkout-progress__number {
  background: var(--color-primary);
  color: white;
}

.checkout-progress__step--completed .checkout-progress__number {
  background: var(--color-success);
  color: white;
}

.checkout-progress__divider {
  width: 60px;
  height: 2px;
  background: var(--color-border);
  margin: 0 var(--space-4);
}

.checkout-progress__step--completed + .checkout-progress__divider {
  background: var(--color-success);
}

/* Checkout Layout */
.checkout-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: var(--space-10);
  align-items: start;
}

/* Checkout Forms */
.checkout-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.checkout-section__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.checkout-section__number {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: var(--text-sm);
}

.checkout-section__title {
  font-size: var(--text-lg);
  font-weight: 600;
}

/* Form Grid */
.checkout-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.checkout-form-grid--full {
  grid-column: span 2;
}

/* Form Group */
.checkout-form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.checkout-form-group--full {
  grid-column: span 2;
}

.checkout-form-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}

.checkout-form-label--required::after {
  content: " *";
  color: var(--color-error);
}

.checkout-form-input {
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  transition: all var(--transition-fast);
}

.checkout-form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-100);
}

.checkout-form-input::placeholder {
  color: var(--color-text-muted);
}

.checkout-form-input--error {
  border-color: var(--color-error);
}

.checkout-form-error {
  font-size: var(--text-xs);
  color: var(--color-error);
}

/* Shipping Options */
.checkout-shipping-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.checkout-shipping-option {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.checkout-shipping-option:hover {
  border-color: var(--color-primary);
}

.checkout-shipping-option--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-50);
}

.checkout-shipping-option__radio {
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.checkout-shipping-option--selected .checkout-shipping-option__radio {
  border-color: var(--color-primary);
}

.checkout-shipping-option--selected .checkout-shipping-option__radio::after {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.checkout-shipping-option__details {
  flex: 1;
}

.checkout-shipping-option__name {
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.checkout-shipping-option__time {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.checkout-shipping-option__price {
  font-weight: 600;
  color: var(--color-primary);
}

/* Payment Methods */
.checkout-payment-methods {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.checkout-payment-method {
  flex: 1;
  padding: var(--space-3);
  background: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.checkout-payment-method:hover {
  border-color: var(--color-primary);
}

.checkout-payment-method--selected {
  border-color: var(--color-primary);
  background: var(--color-primary-50);
}

.checkout-payment-method__icon {
  margin-bottom: var(--space-2);
}

.checkout-payment-method__name {
  font-size: var(--text-sm);
  font-weight: 500;
}

/* Card Input */
.checkout-card-input {
  display: grid;
  grid-template-columns: 1fr 100px 100px;
  gap: var(--space-4);
}

/* Order Summary Sidebar */
.checkout-summary {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  position: sticky;
  top: var(--space-6);
}

.checkout-summary__title {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.checkout-summary__items {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid var(--color-border);
}

.checkout-summary__item {
  display: flex;
  gap: var(--space-3);
}

.checkout-summary__item-image {
  width: 60px;
  height: 60px;
  background: var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
}

.checkout-summary__item-image svg {
  width: 100%;
  height: 100%;
}

.checkout-summary__item-details {
  flex: 1;
  min-width: 0;
}

.checkout-summary__item-name {
  font-weight: 500;
  font-size: var(--text-sm);
  margin-bottom: var(--space-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.checkout-summary__item-qty {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.checkout-summary__item-price {
  font-weight: 600;
  font-size: var(--text-sm);
}

.checkout-summary__row {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  font-size: var(--text-sm);
}

.checkout-summary__row--total {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-lg);
  font-weight: 600;
}

.checkout-summary__label {
  color: var(--color-text-secondary);
}

.checkout-summary__value {
  font-weight: 500;
}

.checkout-summary__value--free {
  color: var(--color-success);
}

/* Impact Summary */
.checkout-impact {
  margin-top: var(--space-5);
  padding: var(--space-4);
  background: var(--color-primary-50);
  border-radius: var(--radius-md);
}

.checkout-impact__title {
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-primary);
}

.checkout-impact__items {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.checkout-impact__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* Submit Button */
.checkout-submit {
  margin-top: var(--space-6);
}

.checkout-submit__btn {
  width: 100%;
  padding: var(--space-4);
  font-size: var(--text-base);
  font-weight: 600;
}

.checkout-submit__secure {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
  .checkout-layout {
    grid-template-columns: 1fr;
  }

  .checkout-summary {
    position: static;
    order: -1;
  }

  .checkout-card-input {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .checkout-progress {
    flex-wrap: wrap;
    gap: var(--space-3);
    padding: var(--space-4);
  }

  .checkout-progress__divider {
    display: none;
  }

  .checkout-form-grid {
    grid-template-columns: 1fr;
  }

  .checkout-form-group--full {
    grid-column: span 1;
  }

  .checkout-payment-methods {
    flex-direction: column;
  }

  .checkout-section {
    padding: var(--space-4);
  }
}