/* =====================================================
   CHECKOUT STYLES
   ===================================================== */

/* Header */
.checkout-header {
  background: white;
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.checkout-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Steps */
.checkout-steps {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0.4;
  transition: opacity 0.3s ease;
}

.step.active,
.step.completed {
  opacity: 1;
}

.step-number {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gray-200);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.step.active .step-number {
  background: var(--primary);
  color: white;
}

.step.completed .step-number {
  background: var(--success);
  color: white;
}

.step-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.step.active .step-label {
  color: var(--text-primary);
}

.step-line {
  width: 40px;
  height: 2px;
  background: var(--gray-200);
}

/* Main */
.checkout-main {
  padding: 2rem 0;
  min-height: calc(100vh - 70px);
  background: var(--gray-50);
}

.checkout-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Form Section */
.checkout-form-section {
  background: white;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.checkout-step-content {
  display: none;
}

.checkout-step-content.active {
  display: block;
}

.checkout-step-content h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

/* Form Styles */
.checkout-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

.form-actions {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

/* Shipping Methods */
.shipping-methods {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.shipping-methods h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.shipping-option {
  display: block;
  cursor: pointer;
  margin-bottom: 0.75rem;
}

.shipping-option input {
  display: none;
}

.shipping-option-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.shipping-option input:checked + .shipping-option-content {
  border-color: var(--primary);
  background: var(--primary-light);
}

.shipping-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.shipping-name {
  font-weight: 600;
  color: var(--text-primary);
}

.shipping-time {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.shipping-price {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--primary);
}

/* Payment Methods */
.payment-methods {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.payment-option {
  display: block;
  cursor: pointer;
}

.payment-option input {
  display: none;
}

.payment-option-content {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
}

.payment-option-content svg {
  color: var(--text-secondary);
}

.payment-option input:checked + .payment-option-content {
  border-color: var(--primary);
  background: var(--primary-light);
}

.payment-option input:checked + .payment-option-content svg {
  color: var(--primary);
}

/* Card Form */
.card-form {
  padding: 1.5rem;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* Info Boxes */
.info-box {
  padding: 1.5rem;
  background: var(--info-light);
  border: 1px solid var(--info);
  border-radius: var(--radius-md);
}

.info-box h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: #1E40AF;
}

.info-box p {
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.info-box .note {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(30, 64, 175, 0.2);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Order Review */
.order-review {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.review-section {
  padding: 1.25rem;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  position: relative;
}

.review-section h3 {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.review-section p {
  color: var(--text-primary);
}

.review-section .btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
}

/* Order Summary */
.order-summary {
  position: sticky;
  top: 90px;
  height: fit-content;
}

.summary-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.summary-card h3 {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

/* Summary Items */
.summary-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
  max-height: 300px;
  overflow-y: auto;
}

.summary-item {
  display: flex;
  gap: 1rem;
}

.summary-item-image {
  width: 64px;
  height: 64px;
  background: var(--gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.summary-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.summary-item-info {
  flex: 1;
  min-width: 0;
}

.summary-item-name {
  font-weight: 600;
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.summary-item-details {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.summary-item-customization {
  font-size: 0.75rem;
  color: var(--accent);
  font-style: italic;
}

.summary-item-price {
  font-weight: 600;
  font-size: 0.875rem;
  white-space: nowrap;
}

/* Summary Totals */
.summary-totals {
  padding: 1rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 1rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-size: 0.9375rem;
}

.summary-row:last-child {
  margin-bottom: 0;
}

.summary-row.total {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--border);
}

/* Promo Code */
.promo-code {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.promo-code .form-input {
  flex: 1;
}

/* Security Badges */
.security-badges {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.badge-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.badge-item svg {
  color: var(--success);
}

/* Success Modal */
.success-modal {
  text-align: center;
  max-width: 400px;
}

.success-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: var(--success-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.success-icon svg {
  color: var(--success);
}

.success-modal h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.success-modal p {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.success-note {
  font-size: 0.875rem;
  margin-bottom: 1.5rem !important;
}

.success-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* Checkbox */
.checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
}

.checkbox-wrapper input {
  display: none;
}

.checkbox-custom {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  position: relative;
  transition: all 0.2s ease;
}

.checkbox-wrapper input:checked + .checkbox-custom {
  background: var(--primary);
  border-color: var(--primary);
}

.checkbox-wrapper input:checked + .checkbox-custom::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 0.75rem;
  font-weight: bold;
}

.checkbox-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.checkbox-label .link {
  color: var(--primary);
  text-decoration: underline;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */

@media (max-width: 968px) {
  .checkout-grid {
    grid-template-columns: 1fr;
  }
  
  .order-summary {
    position: static;
    order: -1;
  }
  
  .summary-items {
    max-height: 200px;
  }
}

@media (max-width: 768px) {
  .checkout-steps {
    display: none;
  }
  
  .checkout-header .container {
    justify-content: space-between;
  }
  
  .checkout-form-section {
    padding: 1.5rem;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .form-actions {
    flex-direction: column-reverse;
  }
  
  .form-actions .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .checkout-main {
    padding: 1rem 0;
  }
  
  .checkout-grid {
    padding: 0 1rem;
  }
  
  .checkout-form-section,
  .summary-card {
    padding: 1rem;
    border-radius: var(--radius-md);
  }
  
  .shipping-option-content,
  .payment-option-content {
    padding: 0.875rem 1rem;
  }
}