/**
 * Enhanced Checkout Flow Styles for EZP Store
 * Part of the Bootstrap 5.3.3 modernization
 */

/* Checkout Steps Progress */
.checkout-steps {
  margin: 1.5rem 0 3rem;
  position: relative;
}

.checkout-steps .step {
  position: relative;
  padding: 1rem 0.5rem;
  color: var(--secondary);
  transition: all 0.3s ease;
}

.checkout-steps .step-icon {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  background-color: var(--light);
  border: 2px solid var(--ezp-border-light);
  margin: 0 auto 0.75rem;
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.checkout-steps .step-icon i {
  font-size: 1.35rem;
  color: var(--secondary);
  transition: all 0.3s ease;
}

.checkout-steps .step-text {
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

/* Active step styling */
.checkout-steps .step.active {
  color: var(--ezp-dark-blue);
}

.checkout-steps .step.active .step-icon {
  background-color: var(--ezp-brand-blue);
  border-color: var(--ezp-brand-blue);
  transform: scale(1.1);
  box-shadow: 0 3px 8px rgba(89, 151, 199, 0.3);
}

.checkout-steps .step.active .step-icon i {
  color: white;
}

.checkout-steps .step.active .step-text {
  color: var(--ezp-dark-blue);
  font-weight: 700;
}

/* Completed step styling */
.checkout-steps .step.completed {
  color: var(--ezp-brand-blue);
}

.checkout-steps .step.completed .step-icon {
  background-color: var(--success);
  border-color: var(--success);
}

.checkout-steps .step.completed .step-icon i {
  color: white;
}

.checkout-steps .step.completed .step-text {
  color: var(--success);
}

/* Progress line */
.checkout-steps .progress-line {
  position: absolute;
  top: 2.75rem;
  left: 25%;
  width: 0;
  height: 3px;
  background-color: var(--success);
  z-index: 1;
  transition: width 0.8s ease;
}

/* Cart Styles */
.cart-table th {
  border-top: 0;
  font-weight: 600;
  padding: 1rem 0.75rem;
  background-color: rgba(var(--bs-light-rgb), 0.5);
  color: var(--ezp-dark-blue);
}

.cart-table tbody tr {
  border-bottom: 1px solid rgba(0,0,0,0.04);
  transition: all 0.2s ease;
}

.cart-table tbody tr:hover {
  background-color: rgba(var(--bs-light-rgb), 0.5);
}

.cart-table .product-image {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: 6px;
  border: 1px solid rgba(0,0,0,0.05);
  padding: 3px;
  background-color: white;
  transition: transform 0.2s ease;
}

.cart-table .product-image:hover {
  transform: scale(1.05);
}

.cart-table .product-name {
  font-weight: 600;
  color: var(--ezp-dark-blue);
  transition: color 0.15s ease;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-table .product-name:hover {
  color: var(--ezp-brand-blue);
}

.cart-table .product-attrs {
  font-size: 0.85rem;
  color: var(--secondary);
  margin-top: 0.3rem;
  line-height: 1.4;
}

.cart-table .product-price {
  font-weight: 600;
  color: var(--ezp-dark-blue);
  font-size: 1.05rem;
}

.cart-table .product-subtotal {
  font-weight: 700;
  color: var(--ezp-pink);
  font-size: 1.05rem;
}

.cart-table .quantity-control {
  width: 120px;
  margin: 0 auto;
}

.cart-table .quantity-control .form-control {
  font-weight: 600;
  height: calc(2rem + 2px);
}

.cart-table .quantity-control .btn {
  width: 2rem;
  height: 2rem;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.8;
  transition: all 0.2s ease;
}

.cart-table .quantity-control .btn:hover {
  opacity: 1;
  color: var(--ezp-brand-blue);
  border-color: var(--ezp-brand-blue);
}

.cart-table .action-buttons {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.cart-table .action-buttons .btn {
  width: 2.3rem;
  height: 2.3rem;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.cart-table .delete-cart-item:hover {
  background-color: var(--bs-danger);
  color: white;
  border-color: var(--bs-danger);
}

/* Cart Summary */
.cart-summary {
  background-color: rgba(var(--bs-light-rgb), 0.5);
  border-radius: 0.75rem;
  border: 1px solid rgba(var(--bs-primary-rgb), 0.1);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.cart-summary .card-title {
  color: var(--ezp-dark-blue);
  font-weight: 600;
  display: flex;
  align-items: center;
}

.cart-summary .summary-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.cart-summary .summary-value {
  font-weight: 600;
}

.cart-summary .summary-total {
  border-top: 1px solid rgba(0,0,0,0.08);
  margin-top: 1rem;
  padding-top: 1rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ezp-dark-blue);
}

.cart-summary .summary-total .summary-value {
  color: var(--ezp-pink);
}

.cart-summary .checkout-button {
  background-color: var(--ezp-brand-blue);
  border-color: var(--ezp-brand-blue);
  font-weight: 600;
  padding: 0.7rem 1rem;
  transition: all 0.2s ease;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

.cart-summary .checkout-button:hover {
  background-color: var(--ezp-dark-blue);
  border-color: var(--ezp-dark-blue);
  transform: translateY(-2px);
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.15);
}

.cart-summary .continue-button {
  font-weight: 500;
  transition: all 0.2s ease;
}

.cart-summary .continue-button:hover {
  background-color: var(--light);
}

/* Address Form Styles */
.address-form {
  padding: 1.5rem;
  background-color: white;
  border-radius: 0.75rem;
  box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.07);
}

.address-form .form-label {
  font-weight: 600;
  color: var(--ezp-dark-blue);
  margin-bottom: 0.5rem;
}

.address-form .form-control,
.address-form .form-select {
  border-color: rgba(0,0,0,0.1);
  padding: 0.5rem 0.75rem;
  transition: all 0.2s ease;
}

.address-form .form-control:focus,
.address-form .form-select:focus {
  border-color: var(--ezp-brand-blue);
  box-shadow: 0 0 0 0.25rem rgba(89, 151, 199, 0.15);
}

.required-mark {
  color: var(--ezp-pink);
  margin-left: 0.25rem;
}

.saved-address-item {
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-bottom: 1rem;
  transition: all 0.3s ease;
  background-color: white;
}

.saved-address-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  border-color: rgba(var(--bs-primary-rgb), 0.3);
}

.saved-address-item.selected {
  border-color: var(--ezp-brand-blue);
  background-color: rgba(var(--bs-primary-rgb), 0.03);
  box-shadow: 0 4px 12px rgba(89, 151, 199, 0.1);
}

.saved-address-item .address-name {
  font-weight: 700;
  color: var(--ezp-dark-blue);
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.saved-address-item .address-details {
  font-size: 0.95rem;
  color: var(--secondary);
  line-height: 1.5;
}

.saved-address-item .address-actions {
  margin-top: 1.25rem;
  display: flex;
  gap: 0.5rem;
}

.saved-address-item .form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  cursor: pointer;
}

/* Payment and Shipping Method Styles */
.payment-method-item, 
.shipping-method-item {
  border: 1px solid rgba(0,0,0,0.1);
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-bottom: 1rem;
  transition: all 0.3s ease;
  background-color: white;
  cursor: pointer;
}

.payment-method-item:hover, 
.shipping-method-item:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  border-color: rgba(var(--bs-primary-rgb), 0.3);
}

.payment-method-item.selected, 
.shipping-method-item.selected {
  border-color: var(--ezp-brand-blue);
  background-color: rgba(var(--bs-primary-rgb), 0.03);
  box-shadow: 0 4px 12px rgba(89, 151, 199, 0.1);
}

.payment-method-item .method-name, 
.shipping-method-item .method-name {
  font-weight: 700;
  color: var(--ezp-dark-blue);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
}

.payment-method-item .method-name i, 
.shipping-method-item .method-name i {
  margin-right: 0.5rem;
  font-size: 1.2rem;
  color: var(--ezp-brand-blue);
}

.payment-method-item .method-description, 
.shipping-method-item .method-description {
  font-size: 0.95rem;
  color: var(--secondary);
  margin: 0.75rem 0;
  line-height: 1.5;
}

.payment-method-item .method-fee, 
.shipping-method-item .method-fee {
  font-weight: 600;
  color: var(--ezp-pink);
  font-size: 1.05rem;
}

.payment-method-item .form-check-input, 
.shipping-method-item .form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  cursor: pointer;
}

/* Confirmation Summary Styles */
.confirmation-section {
  margin-bottom: 2rem;
}

.confirmation-item {
  background-color: white;
  border-radius: 0.75rem;
  padding: 1.25rem;
  margin-bottom: 1rem;
  box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.07);
  border: 1px solid rgba(0,0,0,0.05);
}

.confirmation-item .section-title {
  font-weight: 700;
  color: var(--ezp-dark-blue);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(0,0,0,0.08);
  display: flex;
  align-items: center;
}

.confirmation-item .section-title i {
  margin-right: 0.5rem;
  color: var(--ezp-brand-blue);
}

.confirmation-item .info-group {
  margin-bottom: 1rem;
}

.confirmation-item .info-label {
  font-weight: 600;
  color: var(--secondary);
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}

.confirmation-item .info-value {
  color: var(--ezp-dark-blue);
  font-weight: 500;
  line-height: 1.4;
}

.confirmation-item .product-list {
  margin-top: 1rem;
}

.confirmation-item .product-item {
  display: flex;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.05);
}

.confirmation-item .product-item:last-child {
  border-bottom: none;
}

.confirmation-item .product-image {
  width: 50px;
  height: 50px;
  border-radius: 6px;
  object-fit: contain;
  margin-right: 1rem;
  border: 1px solid rgba(0,0,0,0.05);
  padding: 3px;
}

.confirmation-item .product-details {
  flex-grow: 1;
}

.confirmation-item .product-name {
  font-weight: 600;
  color: var(--ezp-dark-blue);
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.confirmation-item .product-attrs {
  font-size: 0.85rem;
  color: var(--secondary);
}

.confirmation-item .product-price {
  font-weight: 600;
  color: var(--ezp-pink);
  font-size: 0.95rem;
  text-align: right;
  min-width: 80px;
}

.confirmation-item .product-qty {
  font-size: 0.85rem;
  color: var(--secondary);
  text-align: right;
}

/* Order Complete Styles */
.order-complete {
  text-align: center;
  padding: 3rem 2rem;
  margin: 2rem 0;
  background-color: white;
  border-radius: 1rem;
  box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0,0,0,0.05);
}

.order-complete .success-icon {
  font-size: 4.5rem;
  color: var(--success);
  margin-bottom: 2rem;
  animation: bounce 2s ease infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {transform: translateY(0);}
  40% {transform: translateY(-20px);}
  60% {transform: translateY(-10px);}
}

.order-complete .order-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--ezp-dark-blue);
  margin-bottom: 1rem;
}

.order-complete .order-number {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--ezp-brand-blue);
  margin-bottom: 1.5rem;
  padding: 0.75rem 1.5rem;
  background-color: rgba(var(--bs-primary-rgb), 0.05);
  border-radius: 2rem;
  display: inline-block;
}

.order-complete .instructions {
  max-width: 700px;
  margin: 0 auto 2rem;
  line-height: 1.6;
  color: var(--secondary);
}

.order-complete .action-buttons {
  margin-top: 2.5rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.order-complete .action-buttons .btn {
  min-width: 180px;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
}

/* Responsive adjustments */
@media (max-width: 767.98px) {
  .checkout-steps {
    margin-bottom: 1.5rem;
  }
  
  .checkout-steps .step-icon {
    width: 3rem;
    height: 3rem;
  }
  
  .checkout-steps .step-icon i {
    font-size: 1.2rem;
  }
  
  .checkout-steps .step-text {
    font-size: 0.85rem;
  }
  
  .cart-table .product-image {
    width: 60px;
    height: 60px;
  }
  
  .cart-table .product-name {
    font-size: 0.9rem;
  }
  
  .cart-table .quantity-control {
    width: 100px;
  }
  
  .cart-table .quantity-control .form-control,
  .cart-table .quantity-control .btn {
    font-size: 0.9rem;
    height: 1.8rem;
  }
  
  .cart-table .quantity-control .btn {
    width: 1.8rem;
  }
  
  .cart-table .product-price,
  .cart-table .product-subtotal {
    font-size: 0.95rem;
  }
  
  .cart-table .action-buttons .btn {
    width: 2rem;
    height: 2rem;
  }
  
  .saved-address-item {
    padding: 1rem;
  }
  
  .saved-address-item .address-name {
    font-size: 1rem;
  }
  
  .payment-method-item, 
  .shipping-method-item {
    padding: 1rem;
  }
  
  .payment-method-item .method-name, 
  .shipping-method-item .method-name {
    font-size: 1rem;
  }
  
  .confirmation-item {
    padding: 1rem;
  }
  
  .order-complete {
    padding: 1.5rem 1rem;
  }
  
  .order-complete .success-icon {
    font-size: 3.5rem;
  }
  
  .order-complete .order-title {
    font-size: 1.5rem;
  }
  
  .order-complete .order-number {
    font-size: 1.1rem;
    padding: 0.5rem 1rem;
  }
  
  .order-complete .action-buttons {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .order-complete .action-buttons .btn {
    width: 100%;
  }
}

@media (max-width: 575.98px) {
  .checkout-steps .step-icon {
    width: 2.5rem;
    height: 2.5rem;
  }
  
  .checkout-steps .step-icon i {
    font-size: 1rem;
  }
  
  .checkout-steps .step-text {
    font-size: 0.8rem;
  }
  
  .cart-table .product-image {
    width: 50px;
    height: 50px;
  }
  
  .confirmation-item .product-image {
    width: 40px;
    height: 40px;
  }
  
  .order-complete .order-title {
    font-size: 1.3rem;
  }
  
  .order-complete .success-icon {
    font-size: 3rem;
  }
}

/* Form Validation Styles */
.was-validated .form-control:valid,
.was-validated .form-select:valid {
  border-color: #ced4da;
  background-image: none;
}

.was-validated .form-control:valid:focus,
.was-validated .form-select:valid:focus {
  border-color: var(--ezp-brand-blue);
  box-shadow: 0 0 0 0.25rem rgba(89, 151, 199, 0.25);
}

.needs-validation .form-control:focus,
.needs-validation .form-select:focus {
  border-color: var(--ezp-brand-blue);
  box-shadow: 0 0 0 0.25rem rgba(89, 151, 199, 0.25);
}

.invalid-feedback {
  display: none;
  width: 100%;
  margin-top: 0.25rem;
  font-size: 0.875em;
  color: var(--ezp-danger, #dc3545);
}

.was-validated .form-control:invalid ~ .invalid-feedback,
.was-validated .form-select:invalid ~ .invalid-feedback,
.form-control.is-invalid ~ .invalid-feedback,
.form-select.is-invalid ~ .invalid-feedback {
  display: block;
}

.form-control.is-invalid,
.form-select.is-invalid,
.was-validated .form-control:invalid,
.was-validated .form-select:invalid {
  border-color: var(--ezp-danger, #dc3545);
}

/* Loading state styles */
.form-loading .spinner-border {
  width: 1rem;
  height: 1rem;
  border-width: 2px;
}

.btn.btn-loading {
  pointer-events: none;
  opacity: 0.8;
}

/* Cart table updating styles */
tr.updating {
  background-color: rgba(var(--bs-warning-rgb), 0.1) !important;
  transition: background-color 0.5s ease;
}

/* Better button styles specific to checkout */
.btn-checkout {
  background-color: var(--ezp-brand-blue);
  border-color: var(--ezp-brand-blue);
  color: white;
  font-weight: 600;
  padding: 0.6rem 1.5rem;
  border-radius: 0.5rem;
  transition: all 0.3s ease;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

.btn-checkout:hover {
  background-color: var(--ezp-dark-blue);
  border-color: var(--ezp-dark-blue);
  color: white;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

.btn-checkout i {
  margin-right: 0.5rem;
}

/* Empty cart styles */
.empty-cart {
  padding: 3rem 1rem;
}

.empty-cart .bi-cart-x {
  font-size: 4rem;
  color: rgba(var(--bs-secondary-rgb), 0.2);
  margin-bottom: 1.5rem;
}

.empty-cart h4 {
  color: var(--ezp-dark-blue);
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.empty-cart p {
  max-width: 500px;
  margin: 0 auto 2rem;
}

.empty-cart .btn {
  padding: 0.6rem 2rem;
  font-weight: 500;
}

/* 2026-08 CRO: 購買流程採粉紅主行動，資訊與選擇維持企業藍。 */
.checkout-page {
  --checkout-buy: #b03b57;
  --checkout-buy-hover: #913047;
  --checkout-blue: #39729d;
  --checkout-navy: #264C69;
  --checkout-focus: rgba(57, 114, 157, 0.3);
  color: #263746;
}

.checkout-page .flow-step-active {
  background: var(--checkout-navy) !important;
}

.checkout-assurance {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  color: #314b5f;
  background: #eef7fb;
  border: 1px solid #d6e9f3;
  border-radius: 0.65rem;
  font-size: 0.9rem;
}

.checkout-assurance i,
.checkout-guidance i {
  color: var(--checkout-blue);
}

.checkout-guidance {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  margin-bottom: 1rem;
  padding: 0.8rem 1rem;
  color: #314b5f;
  background: #f3f8fb;
  border-left: 4px solid var(--checkout-blue);
  border-radius: 0.5rem;
  line-height: 1.55;
}

.checkout-section-help {
  margin: 0 0 0.9rem;
  color: #526a7a;
  line-height: 1.55;
}

.checkout-status,
.cart-update-status {
  display: none;
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
}

.checkout-status.is-visible,
.cart-update-status.is-loading,
.cart-update-status.is-error {
  display: block;
}

.checkout-status.is-visible,
.cart-update-status.is-error {
  color: #7a2638;
  background: #fff2f4;
  border: 1px solid #efb8c4;
}

.cart-update-status.is-loading {
  color: #264c68;
  background: #eef7fb;
  border: 1px solid #c9e2ef;
}

.btn-purchase-primary,
.checkout-page .btn-cta {
  color: #fff !important;
  background: var(--checkout-buy) !important;
  border-color: var(--checkout-buy) !important;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(176, 59, 87, 0.2);
}

.btn-purchase-primary:hover,
.btn-purchase-primary:focus-visible,
.checkout-page .btn-cta:hover,
.checkout-page .btn-cta:focus-visible {
  color: #fff !important;
  background: var(--checkout-buy-hover) !important;
  border-color: var(--checkout-buy-hover) !important;
}

.btn-purchase-outline {
  min-height: 44px;
  color: var(--checkout-buy);
  background: #fff;
  border: 1px solid var(--checkout-buy);
}

.btn-purchase-outline:hover,
.btn-purchase-outline:focus-visible {
  color: #fff;
  background: var(--checkout-buy);
}

.checkout-page .choice-card {
  border-color: #d6e1e8;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.checkout-page .choice-card:hover,
.checkout-page .choice-card:focus-visible {
  border-color: var(--checkout-blue) !important;
  outline: 3px solid var(--checkout-focus);
  outline-offset: 2px;
  transform: none !important;
}

.checkout-page :is(button, a, input, select, textarea):focus-visible {
  outline: 3px solid var(--checkout-focus);
  outline-offset: 2px;
  box-shadow: none !important;
}

@media (max-width: 767.98px) {
  .checkout-page {
    font-size: 1rem;
  }

  .checkout-assurance {
    justify-content: flex-start;
    gap: 0.45rem;
  }

  .checkout-assurance span {
    flex: 1 1 100%;
  }

  .checkout-page :is(button, .btn, select, input:not([type="radio"]):not([type="checkbox"]):not([type="hidden"])) {
    min-height: 44px;
  }

  .checkout-page .input-group :is(.btn-decrease, .btn-increase) {
    width: 44px !important;
    min-width: 44px !important;
    height: 44px !important;
  }

  .checkout-page .input-group .goods-qty {
    height: 44px !important;
  }

  .mobile-cart-bottom,
  .mobile-checkout-bottom {
    padding-top: 0.7rem !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .checkout-page *,
  .checkout-page *::before,
  .checkout-page *::after {
    transition-duration: 0.01ms !important;
  }
}