/*
 * Solarichi WooCommerce — Cart page
 * Auto-split from the original monolithic woocommerce.css in Phase 8.
 * Keep visual changes in the relevant module to avoid loading store CSS everywhere.
 */

/* ─── Cart Page ─── */
.md3-cart-wrap {
  display: flex;
  gap: 28px;
  align-items: flex-start;
  position: relative;
}

.md3-cart-wrap::before {
  content: '';
  position: absolute;
  top: -80px;
  left: -120px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

.md3-cart-wrap::after {
  content: '';
  position: absolute;
  bottom: -40px;
  right: -80px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.05) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

form.woocommerce-cart-form {
  flex: 1;
  min-width: 0;
  position: relative;
  z-index: 1;
}

/* ─── Cart Items Card ─── */
.md3-cart-items {
  background: var(--md3-surface);
  border-radius: var(--md3-radius-md);
  box-shadow: var(--md3-elevation-1);
  overflow: hidden;
  border: 1px solid var(--md3-outline-variant);
  position: relative;
}

.md3-cart-items-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.04), rgba(245, 158, 11, 0.03));
  border-bottom: 1px solid var(--md3-outline-variant);
}

.md3-cart-items-title {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--md3-on-surface);
}

.md3-cart-count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  border-radius: 50px;
  background: var(--md3-primary);
  color: var(--md3-on-primary);
  font-size: 0.75rem;
  font-weight: 700;
  line-height: 1;
}

.md3-cart-items-hint {
  font-size: 0.75rem;
  color: var(--md3-on-surface-variant);
}

/* ─── Cart Item ─── */
.md3-cart-item {
  padding: 20px 24px;
  border-bottom: 1px solid var(--md3-outline-variant);
  transition: background var(--md3-transition), transform var(--md3-transition);
  animation: md3CartItemIn 0.35s ease-out both;
  position: relative;
}

.md3-cart-item:last-child {
  border-bottom: none;
}

.md3-cart-item:hover {
  background: rgba(13, 148, 136, 0.02);
}

@keyframes md3CartItemIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.md3-cart-item:nth-child(1) { animation-delay: 40ms; }
.md3-cart-item:nth-child(2) { animation-delay: 80ms; }
.md3-cart-item:nth-child(3) { animation-delay: 120ms; }
.md3-cart-item:nth-child(4) { animation-delay: 160ms; }
.md3-cart-item:nth-child(5) { animation-delay: 200ms; }

.md3-cart-item.removing {
  animation: md3CartItemOut 0.3s ease-in forwards;
}

@keyframes md3CartItemOut {
  from { opacity: 1; transform: translateX(0); }
  to { opacity: 0; transform: translateX(40px); }
}

.md3-cart-item-main {
  display: flex;
  align-items: center;
  gap: 20px;
}

.md3-cart-item-thumb {
  width: 90px;
  height: 90px;
  flex-shrink: 0;
  border-radius: var(--md3-radius-sm);
  overflow: hidden;
  background: var(--md3-surface-variant);
  border: 1px solid var(--md3-outline-variant);
  transition: box-shadow var(--md3-transition);
}

.md3-cart-item-thumb:hover {
  box-shadow: var(--md3-elevation-2);
}

.md3-cart-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.md3-cart-item-details {
  flex: 1;
  min-width: 0;
}

.md3-cart-item-title {
  margin: 0 0 6px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--md3-on-surface);
  line-height: 1.5;
}

.md3-cart-item-title a {
  color: inherit;
  text-decoration: none;
  transition: color var(--md3-transition);
}

.md3-cart-item-title a:hover {
  color: var(--md3-primary);
}

.md3-cart-item-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.8125rem;
  color: var(--md3-on-surface-variant);
}

.md3-cart-item-price-label {
  font-weight: 500;
}

.md3-cart-item-price {
  font-weight: 700;
  color: var(--md3-primary);
}

.md3-cart-item-sku {
  font-size: 0.75rem;
  background: var(--md3-surface-variant);
  padding: 2px 8px;
  border-radius: 4px;
  direction: ltr;
  display: inline-block;
}

/* ─── Quantity Stepper ─── */
.md3-cart-item-qty {
  display: inline-flex;
  align-items: center;
  border: 1.5px solid var(--md3-outline-variant);
  border-radius: var(--md3-radius-sm);
  overflow: hidden;
  background: var(--md3-surface);
  transition: border-color var(--md3-transition), box-shadow var(--md3-transition);
}

.md3-cart-item-qty:focus-within {
  border-color: var(--md3-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

/* ─── Cart Updating State ─── */
.md3-cart-wrap.md3-cart-updating {
  position: relative;
}

.md3-cart-wrap.md3-cart-updating::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.4);
  z-index: 10;
  border-radius: var(--md3-radius-md);
  pointer-events: none;
}

.qty-btn {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--md3-on-surface-variant);
  transition: all var(--md3-transition);
  flex-shrink: 0;
}

.qty-btn:hover {
  background: rgba(13, 148, 136, 0.06);
  color: var(--md3-primary);
}

.qty-btn:active {
  background: rgba(13, 148, 136, 0.12);
}

.qty-input {
  width: 48px;
  height: 36px;
  border: none;
  border-left: 1.5px solid var(--md3-outline-variant);
  border-right: 1.5px solid var(--md3-outline-variant);
  text-align: center;
  font-family: var(--md3-font);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--md3-on-surface);
  background: transparent;
  -moz-appearance: textfield;
  appearance: textfield;
  outline: none;
}

.qty-input::-webkit-inner-spin-button,
.qty-input::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* ─── Item Subtotal ─── */
.md3-cart-item-subtotal {
  display: flex;
  align-items: center;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
  min-width: 100px;
  text-align: center;
}

.md3-cart-subtotal-label {
  font-size: 0.6875rem;
  color: var(--md3-on-surface-variant);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.md3-cart-subtotal-amount {
  font-size: 1rem;
  font-weight: 800;
  color: var(--md3-on-surface);
  direction: ltr;
}

/* ─── Remove Button ─── */
.md3-cart-remove {
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: rgba(220, 38, 38, 0.06);
  border-radius: 50%;
  cursor: pointer;
  color: #dc2626;
  transition: all var(--md3-transition);
  flex-shrink: 0;
  margin-right: 8px;
}

.md3-cart-remove:hover {
  background: rgba(220, 38, 38, 0.15);
  transform: scale(1.1);
}

.md3-cart-remove:active {
  transform: scale(0.95);
}

/* ─── Sale Badge ─── */
.md3-cart-item-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  padding: 6px 14px;
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.2);
  border-radius: var(--md3-radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #b45309;
  animation: md3FadeSlideUp 0.4s ease-out 0.2s both;
}

.md3-cart-sold-individually {
  display: inline-block;
  font-size: 0.75rem;
  color: var(--md3-on-surface-variant);
  background: var(--md3-surface-variant);
  padding: 4px 10px;
  border-radius: 4px;
}

/* ─── Actions Row (Coupon + Update) ─── */
.md3-cart-actions-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 24px;
  border-top: 1px solid var(--md3-outline-variant);
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.02), transparent);
}

.md3-cart-coupon {
  flex: 1;
  min-width: 280px;
}

.md3-cart-coupon .coupon {
  display: flex;
  align-items: center;
  gap: 8px;
}

.md3-coupon-icon {
  display: inline-flex;
  align-items: center;
  color: var(--md3-on-surface-variant);
  padding: 0 4px;
}

.md3-coupon-input {
  flex: 1;
  min-width: 0;
  height: 42px;
  padding: 0 14px;
  border: 1.5px solid var(--md3-outline-variant);
  border-radius: var(--md3-radius-sm);
  font-family: var(--md3-font);
  font-size: 0.875rem;
  color: var(--md3-on-surface);
  background: var(--md3-surface);
  outline: none;
  transition: border-color var(--md3-transition), box-shadow var(--md3-transition);
}

.md3-coupon-input::placeholder {
  color: var(--md3-on-surface-variant);
}

.md3-coupon-input:focus {
  border-color: var(--md3-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

.coupon.focused .md3-coupon-input {
  border-color: var(--md3-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

.coupon.focused .md3-coupon-icon {
  color: var(--md3-primary);
}

/* ─── Sidebar (Totals) ─── */
.md3-cart-sidebar {
  width: 380px;
  flex-shrink: 0;
  position: sticky;
  top: calc(var(--header-height) + 20px);
  z-index: 1;
}

.md3-cart-totals-card {
  background: var(--md3-surface);
  border-radius: var(--md3-radius-md);
  box-shadow: var(--md3-elevation-2);
  overflow: hidden;
  border: 1px solid var(--md3-outline-variant);
  position: relative;
  animation: md3FadeSlideUp 0.45s ease-out 0.1s both;
}

.md3-cart-return {
  animation: md3FadeSlideUp 0.45s ease-out 0.15s both;
}

.md3-cart-totals-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--md3-primary), var(--md3-tertiary), var(--md3-secondary));
}

.md3-cart-totals-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 20px 24px 16px;
  font-size: 1rem;
  font-weight: 700;
  color: var(--md3-on-surface);
  border-bottom: 1px solid var(--md3-outline-variant);
}

.md3-cart-totals-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.md3-cart-totals-table tr {
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.md3-cart-totals-table tr:last-child {
  border-bottom: none;
}

.md3-cart-totals-table th,
.md3-cart-totals-table td {
  padding: 14px 24px;
  text-align: right;
  vertical-align: middle;
}

.md3-cart-totals-table th {
  font-weight: 600;
  color: var(--md3-on-surface-variant);
  white-space: nowrap;
  width: 1%;
}

.md3-cart-totals-table td {
  text-align: left;
  direction: ltr;
  color: var(--md3-on-surface);
  font-weight: 600;
}

.cart-subtotal td {
  color: var(--md3-on-surface-variant);
}

.order-total {
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.04), rgba(245, 158, 11, 0.02));
}

.order-total th {
  color: var(--md3-on-surface);
  font-weight: 800;
  font-size: 1rem;
}

.order-total td {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--md3-primary);
}

.cart-discount td {
  color: var(--md3-secondary);
}

.shipping td {
  font-size: 0.8125rem;
  color: var(--md3-on-surface-variant);
  font-weight: 400;
}

/* ─── Checkout Button ─── */
.md3-cart-checkout-btn {
  padding: 16px 24px 20px;
}

.md3-cart-checkout-btn .md3-btn-md3.md3-btn-filled {
  box-shadow: var(--md3-elevation-2), var(--md3-glow-primary);
}

.md3-cart-checkout-btn .md3-btn-md3.md3-btn-filled:hover {
  box-shadow: var(--md3-elevation-3), var(--md3-glow-primary);
}

.md3-cart-return {
  padding: 16px 24px 20px;
  text-align: center;
}

.md3-cart-return-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--md3-on-surface-variant);
  text-decoration: none;
  transition: color var(--md3-transition);
}

.md3-cart-return-link:hover {
  color: var(--md3-primary);
}

/* ─── Empty Cart ─── */
.md3-cart-empty-wrap {
  text-align: center;
  padding: 80px 20px;
  animation: md3FadeSlideUp 0.5s ease-out both;
}

.md3-cart-empty-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.06), rgba(245, 158, 11, 0.04));
  color: var(--md3-primary);
}

.md3-cart-empty-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--md3-on-surface);
  margin: 0 0 10px;
}

.md3-cart-empty-desc {
  font-size: 0.9375rem;
  color: var(--md3-on-surface-variant);
  max-width: 400px;
  margin: 0 auto 28px;
  line-height: 1.8;
}

/* ─── MD3 Buttons (Cart) ─── */
.md3-btn-md3 {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--md3-radius-sm);
  font-family: var(--md3-font);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--md3-transition-spring);
  text-decoration: none;
  line-height: 1.4;
  min-height: 44px;
  border: none;
  white-space: nowrap;
}

.md3-btn-md3.md3-btn-filled {
  background: linear-gradient(135deg, var(--md3-primary), var(--md3-primary-dark, #0f766e));
  color: var(--md3-on-primary);
  box-shadow: var(--md3-elevation-1);
  position: relative;
  overflow: hidden;
}

.md3-btn-md3.md3-btn-filled::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.md3-btn-md3.md3-btn-filled:hover::after {
  transform: translateX(100%);
}

.md3-btn-md3.md3-btn-filled:hover {
  box-shadow: var(--md3-elevation-3);
  transform: translateY(-2px);
}

.md3-btn-md3.md3-btn-filled:active {
  transform: translateY(0);
  box-shadow: var(--md3-elevation-1);
}

.md3-btn-md3.md3-btn-outline {
  background: transparent;
  color: var(--md3-on-surface);
  border: 1.5px solid var(--md3-outline-variant);
}

.md3-btn-md3.md3-btn-outline:hover {
  border-color: var(--md3-primary);
  color: var(--md3-primary);
  background: rgba(13, 148, 136, 0.04);
  transform: translateY(-1px);
}

.md3-btn-md3.md3-btn-outline:active {
  transform: translateY(0);
}

.md3-btn-md3.md3-btn-large {
  padding: 14px 28px;
  font-size: 0.9375rem;
  min-height: 48px;
}

.md3-btn-md3.w-100 {
  width: 100%;
}

.md3-btn-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid;
  border-color: currentColor transparent currentColor currentColor;
  border-radius: 50%;
  animation: md3Spin 0.6s linear infinite;
}

.md3-btn-md3:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  pointer-events: none;
}


/* Phase 5: Cart variation compatibility polish */
.md3-cart-item-variation {
  margin-top: 8px;
  font-size: 12px;
  color: var(--md3-on-surface-variant, #64748b);
  line-height: 1.8;
}

.md3-cart-item-variation dl {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 10px;
}

.md3-cart-item-variation dt {
  font-weight: 700;
  color: var(--md3-on-surface, #1e293b);
}

.md3-cart-item-variation dd {
  margin: 0;
}