/* ============================================
   CHECKOUT PAGE - Organic Wellness Theme
   Aesthetic: Refined botanical luxury with 
   earthy tones and organic shapes
   ============================================ */

:root {
  --checkout-primary: #550b2c;
  --checkout-primary-light: #7a1040;
  --checkout-primary-dark: #3d0820;
  --checkout-accent: #c4a35a;
  --checkout-accent-light: #d4b36a;
  --checkout-bg: #F8F8F8;
  --checkout-card: #ffffff;
  --checkout-text: #2c3e50;
  --checkout-text-light: #6b7c8a;
  --checkout-border: #E9E2E3;
  --checkout-success: #4caf50;
  --checkout-error: #e74c3c;
  --checkout-shadow: 0 4px 24px rgba(85, 11, 44, 0.08);
  --checkout-shadow-hover: 0 8px 32px rgba(85, 11, 44, 0.12);
  --checkout-radius: 16px;
  --checkout-radius-sm: 10px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.checkout-hero {
  position: relative;
  padding: 100px 0 80px;
  overflow: hidden;
  background: linear-gradient(135deg, #550b2c 0%, #3d0820 50%, #2a0516 100%);
}

.checkout-hero .hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 80%, rgba(196, 163, 90, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(122, 16, 64, 0.2) 0%, transparent 50%);
}

.checkout-hero .hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 0%, rgba(42, 5, 22, 0.4) 100%);
}

.checkout-hero .floating-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.checkout-hero .shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.1;
  animation: checkoutFloat 20s ease-in-out infinite;
}

.checkout-hero .shape-1 {
  width: 300px;
  height: 300px;
  background: var(--checkout-accent);
  top: -100px;
  right: -50px;
}

.checkout-hero .shape-2 {
  width: 200px;
  height: 200px;
  background: var(--checkout-primary-light);
  bottom: -50px;
  left: 10%;
  animation-delay: -7s;
}

.checkout-hero .shape-3 {
  width: 150px;
  height: 150px;
  background: #fff;
  top: 30%;
  left: -30px;
  animation-delay: -14s;
}

@keyframes checkoutFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-20px) rotate(5deg); }
  66% { transform: translateY(10px) rotate(-5deg); }
}

.checkout-hero .hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.checkout-hero .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 50px;
  color: var(--checkout-accent-light);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 20px;
  animation: checkoutFadeInDown 0.6s ease-out;
}

.checkout-hero .hero-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: #fff;
  margin: 0 0 24px;
  letter-spacing: -0.5px;
  animation: checkoutFadeInUp 0.6s ease-out 0.1s both;
}

.checkout-hero .breadcrumb-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  animation: checkoutFadeInUp 0.6s ease-out 0.2s both;
}

.checkout-hero .breadcrumb-nav a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color 0.2s;
}

.checkout-hero .breadcrumb-nav a:hover {
  color: var(--checkout-accent-light);
}

.checkout-hero .breadcrumb-nav .separator {
  color: rgba(255, 255, 255, 0.4);
  display: flex;
}

.checkout-hero .breadcrumb-nav .current {
  color: #fff;
  font-weight: 500;
}

@keyframes checkoutFadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes checkoutFadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   PROGRESS STEPS
   ============================================ */
.checkout-progress {
  background: var(--checkout-bg);
  padding: 40px 0;
  border-bottom: 1px solid var(--checkout-border);
}

.checkout-progress .progress-steps {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  max-width: 700px;
  margin: 0 auto;
}

.checkout-progress .step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  flex: 1;
}

.checkout-progress .step-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--checkout-card);
  border: 2px solid var(--checkout-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--checkout-text-light);
  transition: all 0.3s ease;
  position: relative;
  z-index: 2;
}

.checkout-progress .step.completed .step-icon {
  background: var(--checkout-primary);
  border-color: var(--checkout-primary);
  color: #fff;
}

.checkout-progress .step.active .step-icon {
  background: var(--checkout-card);
  border-color: var(--checkout-primary);
  color: var(--checkout-primary);
  box-shadow: 0 0 0 4px rgba(85, 11, 44, 0.15);
}

.checkout-progress .step-label {
  margin-top: 12px;
  font-size: 13px;
  font-weight: 600;
  color: var(--checkout-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.checkout-progress .step.completed .step-label,
.checkout-progress .step.active .step-label {
  color: var(--checkout-primary);
}

.checkout-progress .step-line {
  position: absolute;
  top: 28px;
  left: calc(50% + 28px);
  width: calc(100% - 56px);
  height: 2px;
  background: var(--checkout-border);
}

.checkout-progress .step:last-child .step-line {
  display: none;
}

.checkout-progress .step.completed .step-line {
  background: var(--checkout-primary);
}

/* ============================================
   MAIN CHECKOUT SECTION
   ============================================ */
.checkout-main {
  background: var(--checkout-bg);
  padding: 60px 0 100px;
  min-height: 60vh;
}

/* Loading State */
.checkout-main .loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 100px 20px;
}

.checkout-main .loading-spinner {
  position: relative;
  width: 60px;
  height: 60px;
}

.checkout-main .spinner-ring {
  position: absolute;
  inset: 0;
  border: 3px solid transparent;
  border-top-color: var(--checkout-primary);
  border-radius: 50%;
  animation: checkoutSpin 1.2s linear infinite;
}

.checkout-main .spinner-ring:nth-child(2) {
  inset: 6px;
  border-top-color: var(--checkout-accent);
  animation-duration: 1s;
  animation-direction: reverse;
}

.checkout-main .spinner-ring:nth-child(3) {
  inset: 12px;
  border-top-color: var(--checkout-primary-light);
  animation-duration: 0.8s;
}

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

.checkout-main .loading-text {
  margin-top: 24px;
  color: var(--checkout-text-light);
  font-size: 15px;
}

/* Empty State */
.checkout-main .empty-state {
  text-align: center;
  padding: 80px 20px;
  max-width: 500px;
  margin: 0 auto;
}

.checkout-main .empty-icon {
  width: 120px;
  height: 120px;
  margin: 0 auto 32px;
  background: linear-gradient(135deg, rgba(85, 11, 44, 0.1) 0%, rgba(196, 163, 90, 0.1) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--checkout-primary);
}

.checkout-main .empty-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 28px;
  color: var(--checkout-text);
  margin: 0 0 12px;
}

.checkout-main .empty-text {
  color: var(--checkout-text-light);
  font-size: 16px;
  margin: 0 0 32px;
  line-height: 1.6;
}

.checkout-main .btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--checkout-primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--checkout-radius-sm);
  text-decoration: none;
  transition: all 0.3s ease;
}

.checkout-main .btn-primary:hover {
  background: var(--checkout-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--checkout-shadow-hover);
  color: #fff;
}

/* Checkout Grid */
.checkout-main .checkout-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 40px;
  align-items: start;
}

/* ============================================
   FORM CARDS
   ============================================ */
.checkout-main .form-card {
  background: var(--checkout-card);
  border-radius: var(--checkout-radius);
  box-shadow: var(--checkout-shadow);
  margin-bottom: 24px;
  overflow: hidden;
  animation: checkoutSlideUp 0.5s ease-out both;
}

.checkout-main .form-card:nth-child(1) { animation-delay: 0.1s; }
.checkout-main .form-card:nth-child(2) { animation-delay: 0.2s; }
.checkout-main .form-card:nth-child(3) { animation-delay: 0.3s; }

@keyframes checkoutSlideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.checkout-main .card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 28px;
  border-bottom: 1px solid var(--checkout-border);
  background: linear-gradient(135deg, rgba(85, 11, 44, 0.03) 0%, transparent 100%);
}

.checkout-main .card-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--checkout-primary) 0%, var(--checkout-primary-light) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.checkout-main .card-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--checkout-text);
  margin: 0;
}

.checkout-main .card-body {
  padding: 28px;
}

/* Form Elements */
.checkout-main .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.checkout-main .form-group {
  margin-bottom: 20px;
}

.checkout-main .form-row .form-group {
  margin-bottom: 0;
}

.checkout-main .form-group:last-child {
  margin-bottom: 0;
}

.checkout-main .form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--checkout-text);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}

.checkout-main .form-group .required {
  color: var(--checkout-error);
}

.checkout-main .form-group .optional {
  color: var(--checkout-text-light);
  font-weight: 400;
  font-size: 12px;
}

.checkout-main .form-group input,
.checkout-main .form-group select,
.checkout-main .form-group textarea {
  width: 100%;
  padding: 14px 18px;
  font-size: 15px;
  color: var(--checkout-text);
  background: var(--checkout-bg);
  border: 2px solid transparent;
  border-radius: var(--checkout-radius-sm);
  transition: all 0.3s ease;
  outline: none;
  font-family: inherit;
}

.checkout-main .form-group input::placeholder,
.checkout-main .form-group textarea::placeholder {
  color: var(--checkout-text-light);
  opacity: 0.7;
}

.checkout-main .form-group input:focus,
.checkout-main .form-group select:focus,
.checkout-main .form-group textarea:focus {
  background: var(--checkout-card);
  border-color: var(--checkout-primary);
  box-shadow: 0 0 0 4px rgba(85, 11, 44, 0.1);
}

.checkout-main .form-group input.error,
.checkout-main .form-group select.error {
  border-color: var(--checkout-error);
  background: rgba(231, 76, 60, 0.05);
}

.checkout-main .form-group .error-message {
  display: none;
  font-size: 12px;
  color: var(--checkout-error);
  margin-top: 6px;
}

.checkout-main .form-group input.error + .error-message,
.checkout-main .form-group select.error + .error-message {
  display: block;
}

.checkout-main .form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%236b7c8a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 18px center;
  padding-right: 48px;
}

.checkout-main .form-group textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

/* ============================================
   ORDER SUMMARY SIDEBAR
   ============================================ */
.checkout-main .checkout-sidebar {
  position: sticky;
  top: 24px;
}

.checkout-main .summary-card {
  background: var(--checkout-card);
  border-radius: var(--checkout-radius);
  box-shadow: var(--checkout-shadow);
  overflow: hidden;
  animation: checkoutSlideUp 0.5s ease-out 0.2s both;
}

.checkout-main .summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--checkout-border);
  background: linear-gradient(135deg, rgba(196, 163, 90, 0.08) 0%, transparent 100%);
}

.checkout-main .summary-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 20px;
  font-weight: 600;
  color: var(--checkout-text);
  margin: 0;
}

.checkout-main .edit-cart-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--checkout-primary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
}

.checkout-main .edit-cart-link:hover {
  color: var(--checkout-primary-dark);
}

/* Summary Items */
.checkout-main .summary-items {
  padding: 20px 28px;
  max-height: 300px;
  overflow-y: auto;
}

.checkout-main .summary-items::-webkit-scrollbar {
  width: 6px;
}

.checkout-main .summary-items::-webkit-scrollbar-track {
  background: var(--checkout-bg);
  border-radius: 3px;
}

.checkout-main .summary-items::-webkit-scrollbar-thumb {
  background: var(--checkout-border);
  border-radius: 3px;
}

.checkout-main .summary-item {
  display: flex;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--checkout-border);
}

.checkout-main .summary-item:last-child {
  border-bottom: none;
}

.checkout-main .item-image {
  width: 72px;
  height: 72px;
  border-radius: var(--checkout-radius-sm);
  overflow: hidden;
  background: var(--checkout-bg);
  flex-shrink: 0;
}

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

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

.checkout-main .item-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--checkout-text);
  margin: 0 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.checkout-main .item-meta {
  font-size: 13px;
  color: var(--checkout-text-light);
  margin: 0 0 8px;
}

.checkout-main .item-price {
  font-size: 15px;
  font-weight: 700;
  color: var(--checkout-primary);
}

/* Promo Section */
.checkout-main .promo-section {
  padding: 0 28px 20px;
  border-bottom: 1px solid var(--checkout-border);
}

.checkout-main .promo-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
  cursor: pointer;
  color: var(--checkout-text-light);
  font-size: 14px;
  transition: all 0.3s ease;
}

.checkout-main .promo-toggle:hover {
  color: var(--checkout-primary);
}

.checkout-main .promo-toggle .chevron {
  margin-left: auto;
  transition: transform 0.3s;
}

.checkout-main .promo-toggle.active .chevron {
  transform: rotate(180deg);
}

.checkout-main .promo-form {
  display: flex;
  gap: 10px;
  padding-bottom: 8px;
}

.checkout-main .promo-form input {
  flex: 1;
  padding: 12px 16px;
  font-size: 14px;
  border: 2px solid var(--checkout-border);
  border-radius: var(--checkout-radius-sm);
  outline: none;
  transition: all 0.3s ease;
}

.checkout-main .promo-form input:focus {
  border-color: var(--checkout-primary);
}

.checkout-main .btn-apply {
  padding: 12px 20px;
  background: var(--checkout-accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border: none;
  border-radius: var(--checkout-radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
}

.checkout-main .btn-apply:hover {
  background: var(--checkout-accent-light);
}

/* Summary Totals */
.checkout-main .summary-totals {
  padding: 20px 28px;
  border-bottom: 1px solid var(--checkout-border);
}

.checkout-main .total-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
}

.checkout-main .total-label {
  font-size: 14px;
  color: var(--checkout-text-light);
}

.checkout-main .total-value {
  font-size: 14px;
  font-weight: 600;
  color: var(--checkout-text);
}

.checkout-main .discount-label {
  color: var(--checkout-success);
}

.checkout-main .discount-value {
  color: var(--checkout-success);
}

.checkout-main .total-final {
  margin-top: 12px;
  padding-top: 16px;
  border-top: 2px dashed var(--checkout-border);
}

.checkout-main .total-final .total-label {
  font-size: 16px;
  font-weight: 700;
  color: var(--checkout-text);
}

.checkout-main .total-final .total-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--checkout-primary);
}

/* Payment Section */
.checkout-main .payment-section {
  padding: 24px 28px;
  border-bottom: 1px solid var(--checkout-border);
}

.checkout-main .payment-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--checkout-text);
  margin: 0 0 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.checkout-main .payment-methods {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

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

.checkout-main .payment-option input {
  display: none;
}

.checkout-main .payment-content {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: var(--checkout-bg);
  border: 2px solid transparent;
  border-radius: var(--checkout-radius-sm);
  transition: all 0.3s ease;
}

.checkout-main .payment-option:hover .payment-content {
  border-color: var(--checkout-border);
}

.checkout-main .payment-option input:checked + .payment-content {
  background: rgba(85, 11, 44, 0.05);
  border-color: var(--checkout-primary);
}

.checkout-main .payment-icon {
  width: 48px;
  height: 48px;
  background: var(--checkout-card);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--checkout-text-light);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.checkout-main .payment-icon.paypal {
  color: #003087;
}

.checkout-main .payment-info {
  flex: 1;
}

.checkout-main .payment-name {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--checkout-text);
  margin-bottom: 2px;
}

.checkout-main .payment-desc {
  font-size: 12px;
  color: var(--checkout-text-light);
}

/* Card Details */
.checkout-main .card-details {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--checkout-border);
}

.checkout-main .card-input-wrapper {
  position: relative;
}

.checkout-main .card-input-wrapper input {
  padding-right: 90px;
}

.checkout-main .card-icons {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: 6px;
}

.checkout-main .card-icon {
  opacity: 0.4;
  transition: opacity 0.2s;
}

.checkout-main .card-icon.active {
  opacity: 1;
}

.checkout-main .cvv-wrapper {
  position: relative;
}

.checkout-main .cvv-wrapper input {
  padding-right: 40px;
}

.checkout-main .cvv-help {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--checkout-text-light);
  cursor: help;
}

/* Place Order Button */
.checkout-main .btn-place-order {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: calc(100% - 56px);
  margin: 24px 28px;
  padding: 18px 24px;
  background: linear-gradient(135deg, var(--checkout-primary) 0%, var(--checkout-primary-dark) 100%);
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  border: none;
  border-radius: var(--checkout-radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.checkout-main .btn-place-order::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--checkout-accent) 0%, var(--checkout-accent-light) 100%);
  opacity: 0;
  transition: opacity 0.3s;
}

.checkout-main .btn-place-order:hover::before {
  opacity: 1;
}

.checkout-main .btn-place-order:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(85, 11, 44, 0.3);
}

.checkout-main .btn-place-order .btn-text,
.checkout-main .btn-place-order .btn-price,
.checkout-main .btn-place-order .btn-arrow {
  position: relative;
  z-index: 1;
}

.checkout-main .btn-place-order .btn-price {
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  font-size: 14px;
}

.checkout-main .btn-place-order .btn-arrow {
  transition: transform 0.3s;
}

.checkout-main .btn-place-order:hover .btn-arrow {
  transform: translateX(4px);
}

.checkout-main .btn-place-order:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.checkout-main .btn-place-order:disabled:hover::before {
  opacity: 0;
}

/* Security Badge */
.checkout-main .security-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 28px;
  color: var(--checkout-text-light);
  font-size: 13px;
  background: var(--checkout-bg);
}

/* Toast Notification */
.toast,
.checkout-toast {
  position: fixed;
  top: 24px;
  right: 24px;
  max-width: 400px;
  padding: 16px 24px;
  background: var(--checkout-text);
  color: #fff;
  border-radius: var(--checkout-radius-sm);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.5;
  box-shadow: var(--checkout-shadow-hover);
  transform: translateX(calc(100% + 48px));
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 9999;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

.toast.show,
.checkout-toast.show {
  transform: translateX(0);
  opacity: 1;
}

.toast.success,
.checkout-toast.success {
  background: var(--checkout-success);
}

.toast.error,
.checkout-toast.error {
  background: var(--checkout-error);
}

/* Responsive toast for mobile */
@media (max-width: 480px) {
  .toast,
  .checkout-toast {
    left: 16px;
    right: 16px;
    max-width: none;
    top: 16px;
    transform: translateY(-100%);
  }

  .toast.show,
  .checkout-toast.show {
    transform: translateY(0);
  }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  .checkout-main .checkout-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .checkout-main .checkout-sidebar {
    position: static;
  }
}

@media (max-width: 768px) {
  .checkout-hero {
    padding: 80px 0 60px;
  }

  .checkout-hero .hero-title {
    font-size: 2rem;
  }

  .checkout-progress .progress-steps {
    gap: 8px;
  }

  .checkout-progress .step-icon {
    width: 44px;
    height: 44px;
  }

  .checkout-progress .step-label {
    font-size: 11px;
  }

  .checkout-progress .step-line {
    top: 22px;
    left: calc(50% + 22px);
    width: calc(100% - 44px);
  }

  .checkout-main {
    padding: 40px 0 60px;
  }

  .checkout-main .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .checkout-main .form-row .form-group {
    margin-bottom: 20px;
  }

  .checkout-main .card-header {
    padding: 20px;
  }

  .checkout-main .card-body {
    padding: 20px;
  }

  .checkout-main .summary-header,
  .checkout-main .summary-items,
  .checkout-main .promo-section,
  .checkout-main .summary-totals,
  .checkout-main .payment-section {
    padding-left: 20px;
    padding-right: 20px;
  }

  .checkout-main .btn-place-order {
    width: calc(100% - 40px);
    margin: 20px;
  }

  .checkout-main .security-badge {
    padding: 16px 20px;
  }
}

@media (max-width: 480px) {
  .checkout-hero {
    padding: 60px 0 40px;
  }

  .checkout-hero .hero-badge {
    font-size: 11px;
    padding: 6px 14px;
  }

  .checkout-hero .hero-title {
    font-size: 1.75rem;
  }

  .checkout-hero .breadcrumb-nav {
    font-size: 12px;
  }

  .checkout-progress {
    padding: 24px 0;
  }

  .checkout-progress .step-icon {
    width: 36px;
    height: 36px;
  }

  .checkout-progress .step-icon svg {
    width: 16px;
    height: 16px;
  }

  .checkout-progress .step-label {
    font-size: 10px;
  }

  .checkout-progress .step-line {
    top: 18px;
    left: calc(50% + 18px);
    width: calc(100% - 36px);
  }

  .checkout-main .card-header {
    flex-direction: column;
    text-align: center;
    gap: 12px;
  }

  .checkout-main .card-icon {
    width: 40px;
    height: 40px;
  }

  .checkout-main .card-title {
    font-size: 18px;
  }

  .checkout-main .form-group input,
  .checkout-main .form-group select,
  .checkout-main .form-group textarea {
    padding: 12px 14px;
    font-size: 14px;
  }

  .checkout-main .summary-title {
    font-size: 18px;
  }

  .checkout-main .total-final .total-value {
    font-size: 20px;
  }

  .checkout-main .btn-place-order {
    padding: 16px 20px;
    font-size: 15px;
  }
}