/* =========================================================================
   MRINGCO Checkout Page
   ========================================================================= */

.checkout-main { padding-bottom: var(--space-20); }

/* =========================================================================
   Progress Indicator
   ========================================================================= */

.checkout-progress {
  display: flex;
  align-items: center;
  padding: var(--space-6) 0;
  margin-bottom: var(--space-8);
  border-bottom: var(--border-thin);
}

.checkout-progress__step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}
.checkout-progress__num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--duration-base);
}
.checkout-progress__label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  transition: color var(--duration-base);
}
.checkout-progress__line {
  flex: 1;
  height: 2px;
  background: var(--color-border);
  margin: 0 var(--space-4);
  transition: background var(--duration-base);
}

.checkout-progress__step--done .checkout-progress__num {
  background: var(--color-yellow);
  border-color: var(--color-yellow);
  color: var(--color-black);
}
.checkout-progress__step--done .checkout-progress__label,
.checkout-progress__step--active .checkout-progress__label { color: var(--color-text-primary); }
.checkout-progress__step--active .checkout-progress__num {
  border-color: var(--color-yellow);
  color: var(--color-yellow);
}
.checkout-progress__line--done { background: var(--color-yellow); }

/* =========================================================================
   Layout
   ========================================================================= */

.checkout-layout {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: var(--space-12);
  align-items: start;
}

/* =========================================================================
   Form Sections
   ========================================================================= */

.checkout-section {
  margin-bottom: var(--space-8);
}
.checkout-section__header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--color-yellow);
  margin-bottom: var(--space-6);
}
.checkout-section__num {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-yellow);
  background: rgba(255,190,0,0.1);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
}
.checkout-section__title {
  font-family: var(--font-ui);
  font-size: var(--text-lg);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-primary);
  line-height: 1;
}

/* WooCommerce checkout field wrappers */
.woocommerce-billing-fields__field-wrapper,
.woocommerce-shipping-fields__field-wrapper,
.woocommerce-additional-fields__field-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.woocommerce-billing-fields .form-row,
.woocommerce-shipping-fields .form-row,
.woocommerce-additional-fields .form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.woocommerce-billing-fields .form-row.form-row-wide,
.woocommerce-shipping-fields .form-row.form-row-wide,
.woocommerce-additional-fields .form-row.form-row-wide {
  grid-column: 1 / -1;
}

.woocommerce-billing-fields .form-row label,
.woocommerce-shipping-fields .form-row label,
.woocommerce-additional-fields .form-row label {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
}

/* Validation asterisk */
.woocommerce form .form-row abbr.required {
  color: var(--color-yellow);
  border: none;
  text-decoration: none;
}

/* Validation states */
.woocommerce form .form-row.woocommerce-invalid .select2-container,
.woocommerce form .form-row.woocommerce-invalid input.input-text,
.woocommerce form .form-row.woocommerce-invalid select {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(231,76,60,0.15);
}
.woocommerce form .form-row.woocommerce-validated .select2-container,
.woocommerce form .form-row.woocommerce-validated input.input-text,
.woocommerce form .form-row.woocommerce-validated select {
  border-color: var(--color-success);
}

/* Checkbox row (ship to different address) */
.woocommerce-shipping-fields h3 {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-4);
}

/* Login notice */
.checkout-login-notice { margin-bottom: var(--space-6); }

/* =========================================================================
   Order Summary Sidebar
   ========================================================================= */

.checkout-order-summary {
  position: sticky;
  top: calc(var(--header-total-height) + var(--space-4));
  background: var(--color-surface-1);
  border: var(--border-thin);
  border-top: var(--border-accent);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.checkout-summary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-5);
  background: var(--color-surface-2);
  border-bottom: var(--border-thin);
}
.checkout-summary-header h2 {
  font-family: var(--font-ui);
  font-size: var(--text-base);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-primary);
}
.checkout-summary-edit {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-yellow);
}

/* Items list */
.checkout-items {
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  border-bottom: var(--border-thin);
  max-height: 300px;
  overflow-y: auto;
}

.checkout-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.checkout-item__img {
  position: relative;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-surface-2);
  flex-shrink: 0;
  border: var(--border-thin);
}
.checkout-item__img img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.checkout-item__qty {
  position: absolute;
  top: -6px;
  right: -6px;
  min-width: 18px;
  height: 18px;
  background: var(--color-yellow);
  color: var(--color-black);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  line-height: 1;
}
.checkout-item__info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.checkout-item__name {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.checkout-item__sku {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.checkout-item__price {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-yellow);
  flex-shrink: 0;
}
.checkout-item__price .woocommerce-Price-amount { color: inherit; }

/* Totals */
.checkout-totals {
  padding: var(--space-4) var(--space-5);
  border-bottom: var(--border-thin);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.checkout-totals__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.checkout-totals__row--coupon { color: var(--color-success); }
.checkout-totals__row--total {
  padding-top: var(--space-3);
  border-top: var(--border-thin);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-top: var(--space-2);
}
.checkout-total-amount { font-family: var(--font-mono); color: var(--color-yellow); }
.checkout-total-amount .woocommerce-Price-amount { color: inherit; font-size: inherit; }

/* Payment section */
.checkout-payment { padding: var(--space-5); }
.checkout-payment__title {
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-4);
}

/* Payment method list */
.wc_payment_methods {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.payment_method {
  background: var(--color-surface-2);
  border: var(--border-thin);
  border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  transition: border-color var(--duration-fast);
}
.payment_method:has(input:checked) { border-color: var(--color-yellow); }
.payment_method label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-primary);
}
.payment_method .payment_box {
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: var(--border-thin);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* Place order */
.checkout-submit { display: flex; flex-direction: column; gap: var(--space-3); }
.checkout-secure-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.checkout-secure-note svg { color: var(--color-yellow); }

/* =========================================================================
   Cart Page (reuses some checkout styles)
   ========================================================================= */

.mringco-cart .woocommerce {
  padding: var(--space-12) 0;
}
.woocommerce table.shop_table {
  border: var(--border-thin);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.woocommerce table.shop_table thead th {
  font-family: var(--font-ui);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-yellow);
  background: var(--color-surface-2);
  padding: var(--space-3) var(--space-4);
}
.woocommerce table.shop_table td {
  padding: var(--space-4);
  border-bottom: var(--border-thin);
  vertical-align: middle;
  color: var(--color-text-secondary);
}
.woocommerce table.shop_table .product-name a { color: var(--color-text-primary); font-weight: 600; }
.woocommerce table.shop_table .product-price .amount,
.woocommerce table.shop_table .product-subtotal .amount {
  font-family: var(--font-mono);
  color: var(--color-yellow);
}

/* =========================================================================
   Responsive
   ========================================================================= */

@media (max-width: 1024px) {
  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-order-summary { position: static; order: -1; }
}

@media (max-width: 640px) {
  .checkout-progress__label { display: none; }
  .woocommerce-billing-fields__field-wrapper,
  .woocommerce-shipping-fields__field-wrapper { grid-template-columns: 1fr; }
}