/* ============================================================
   CART PAGE — cart.css
   ============================================================ */

/* ── Font Faces ── */
@font-face {
  font-family: 'Aeonik Pro';
  src: url('Aeonik/Aeonik%20Pro%201.005/OTF/AeonikPro-Regular.otf') format('opentype');
  font-weight: 400; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Aeonik Pro';
  src: url('Aeonik/Aeonik%20Pro%201.005/OTF/AeonikPro-Medium.otf') format('opentype');
  font-weight: 500; font-style: normal; font-display: swap;
}
@font-face {
  font-family: 'Aeonik Pro';
  src: url('Aeonik/Aeonik%20Pro%201.005/OTF/AeonikPro-Bold.otf') format('opentype');
  font-weight: 700; font-style: normal; font-display: swap;
}

/* ── Design Tokens ── */
:root {
  --primary: #0060FF;
  --primary-hover: #1A74FF;
  --primary-light: rgba(0,96,255,0.08);
  --accent-mint: #00D4AA;
  --accent-amber: #F59E0B;
  --accent-violet: #8B5CF6;

  --dark-bg: #0A0908;
  --dark-elevated: #111010;
  --dark-card: #181614;
  --dark-border: rgba(255,255,255,0.07);

  --surface: #FAFAF9;
  --surface-card: #FFFFFF;
  --surface-muted: #F5F4F2;

  --text-primary: #0A0908;
  --text-secondary: #6B6861;
  --text-on-dark: #F2F0ED;
  --text-muted-on-dark: rgba(242,240,237,0.5);

  --border: rgba(0,0,0,0.08);
  --border-strong: rgba(0,0,0,0.14);

  --font-display: 'Aeonik Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Aeonik Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;

  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 32px;
  --sp-5: 48px;
  --sp-6: 64px;
  --sp-7: 96px;
  --sp-8: 128px;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 99px;

  --max-w: 1280px;

  --nav-height: 58px;

  --shadow-card: 0 2px 16px rgba(0,0,0,0.06), 0 1px 0 rgba(0,0,0,0.04);
  --shadow-hover: 0 8px 32px rgba(0,0,0,0.1);
  --shadow-glow: 0 0 40px rgba(0,96,255,0.2);

  --transition: 0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.16,1,0.3,1);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  font-family: var(--font-body);
  background: var(--surface);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }
ul { list-style: none; }

/* ── Layout utilities ── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--sp-3);
}

/* ============================================================
   PAGE HEADER
   ============================================================ */
.cart-main {
  padding-top: var(--nav-height);
  padding-bottom: var(--sp-8);
  min-height: 100vh;
}

.cart-page-header {
  padding: var(--sp-4) 0 var(--sp-4);
  border-bottom: 1px solid var(--border);
  background: var(--surface-card);
}

.cart-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--text-secondary);
}

.cart-bc-link {
  color: var(--text-secondary);
  transition: color var(--transition);
}
.cart-bc-link:hover { color: var(--primary); }
.cart-bc-link:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 2px; }

.cart-bc-current { color: var(--text-primary); font-weight: 500; }

.cart-breadcrumb svg { color: var(--text-secondary); opacity: 0.5; flex-shrink: 0; }

.cart-page-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
}

.cart-page-title {
  font-size: clamp(26px, 4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  display: flex;
  align-items: center;
  gap: 12px;
}

.cart-count-badge {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--text-secondary);
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 4px 10px;
  line-height: 1.4;
}

.cart-continue-link {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
}
.cart-continue-link:hover { color: var(--primary); }
.cart-continue-link:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

/* ============================================================
   CART LAYOUT
   ============================================================ */
.cart-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--sp-5);
  align-items: start;
  padding-top: var(--sp-5);
}

/* ============================================================
   INFO BAR
   ============================================================ */
.cart-info-bar {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  background: rgba(0,96,255,0.04);
  border: 1px solid rgba(0,96,255,0.12);
  border-radius: var(--radius-md);
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: var(--sp-3);
}

.cart-info-bar svg { flex-shrink: 0; color: var(--primary); margin-top: 1px; }
.cart-info-bar strong { color: var(--text-primary); font-weight: 600; }

/* ============================================================
   CART ITEMS LIST
   ============================================================ */
.cart-items-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cart-item {
  display: flex;
  gap: var(--sp-3);
  padding: var(--sp-3);
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.cart-item:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-card);
}

.cart-item.removing {
  animation: cart-item-out 0.3s cubic-bezier(0.4,0,0.2,1) forwards;
}

@keyframes cart-item-out {
  to {
    opacity: 0;
    transform: translateX(12px) scale(0.98);
    max-height: 0;
    padding: 0;
    margin: 0;
    border-width: 0;
  }
}

.cart-item-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.cart-item-icon--blue   { background: rgba(0,96,255,0.08);   border: 1px solid rgba(0,96,255,0.12);   color: #0060FF; }
.cart-item-icon--amber  { background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.15); color: #F59E0B; }
.cart-item-icon--mint   { background: rgba(0,212,170,0.08);  border: 1px solid rgba(0,212,170,0.15);  color: #00D4AA; }
.cart-item-icon--purple { background: rgba(139,92,246,0.08); border: 1px solid rgba(139,92,246,0.15); color: #8B5CF6; }
.cart-item-icon--gold   { background: rgba(245,158,11,0.1);  border: 1px solid rgba(245,158,11,0.25); color: #D97706; }

/* App icon images */
.cart-item-icon--app {
  background: transparent;
  border: none;
  padding: 0;
  overflow: hidden;
  border-radius: 14px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15), 0 0 0 1px rgba(0,0,0,0.06);
}
.cart-item-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: inherit;
}

.cart-item-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.cart-item-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--sp-2);
}

.cart-item-name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 2px;
}

.cart-item-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.cart-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.cart-item-tag {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--surface-muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 2px 8px;
  letter-spacing: 0.01em;
}

.cart-item-remove {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  flex-shrink: 0;
  transition: background var(--transition), color var(--transition);
}
.cart-item-remove:hover {
  background: rgba(239,68,68,0.08);
  color: #EF4444;
}
.cart-item-remove:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.cart-item-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

/* ── Quantity stepper ── */
.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--surface-card);
}

.cart-qty-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: background var(--transition), color var(--transition);
  flex-shrink: 0;
}
.cart-qty-btn:hover {
  background: var(--surface-muted);
  color: var(--text-primary);
}
.cart-qty-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: -2px; }
.cart-qty-btn:disabled { opacity: 0.35; cursor: not-allowed; }

.cart-qty-val {
  display: inline-block;
  min-width: 36px;
  height: 32px;
  line-height: 32px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  transition: transform 0.15s ease;
  user-select: none;
}

.cart-qty-val.animating {
  animation: qty-bump 0.2s cubic-bezier(0.34,1.56,0.64,1);
}

@keyframes qty-bump {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.25); }
  100% { transform: scale(1); }
}

/* ── Item pricing ── */
.cart-item-pricing {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.cart-item-unit-price {
  font-size: 12px;
  color: var(--text-secondary);
}

.cart-item-total {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  transition: color 0.15s ease;
}

/* ============================================================
   UPSELL BANNER
   ============================================================ */
.cart-upsell {
  margin-top: var(--sp-3);
  background: linear-gradient(135deg, rgba(245,158,11,0.05) 0%, rgba(245,158,11,0.02) 100%);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.cart-upsell-inner {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-3);
  flex-wrap: wrap;
}

.cart-upsell-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(245,158,11,0.12);
  border: 1px solid rgba(245,158,11,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #D97706;
  flex-shrink: 0;
}

.cart-upsell-text {
  flex: 1;
  min-width: 200px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}
.cart-upsell-text strong { color: var(--text-primary); font-weight: 700; }

.cart-upsell-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: rgba(245,158,11,0.1);
  border: 1.5px solid rgba(245,158,11,0.35);
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 700;
  color: #92400E;
  transition: background var(--transition), border-color var(--transition), transform 0.15s ease;
  white-space: nowrap;
}
.cart-upsell-btn:hover {
  background: rgba(245,158,11,0.18);
  border-color: rgba(245,158,11,0.55);
  transform: translateY(-1px);
}
.cart-upsell-btn:active { transform: translateY(0); }
.cart-upsell-btn:focus-visible { outline: 2px solid var(--accent-amber); outline-offset: 2px; border-radius: var(--radius-sm); }

/* ============================================================
   ORDER SUMMARY
   ============================================================ */
.cart-summary {
  position: sticky;
  top: calc(var(--nav-height) + var(--sp-3));
}

.cart-summary-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--sp-4);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.cart-summary-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.cart-summary-lines {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cart-summary-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  gap: var(--sp-2);
}

.cart-summary-line-label {
  color: var(--text-secondary);
  min-width: 0;
  flex: 1;
}

.cart-summary-line-val {
  font-weight: 500;
  flex-shrink: 0;
}

.cart-summary-line--subtotal {
  font-weight: 600;
  font-size: 14.5px;
}

.cart-summary-line--discount .cart-discount-val {
  color: #16A34A;
  font-weight: 600;
}

.cart-summary-line--total {
  font-size: 16px;
  font-weight: 700;
  align-items: flex-start;
}

.cart-total-stack {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}

.cart-total-amount {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
}

.cart-total-note {
  font-size: 11.5px;
  font-weight: 400;
  color: var(--text-secondary);
}

.cart-summary-sep {
  height: 1px;
  background: var(--border);
  margin: -4px 0;
}

/* ── Coupon ── */
.cart-coupon {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cart-coupon-toggle {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--primary);
  padding: 0;
  text-align: left;
  transition: opacity var(--transition);
}
.cart-coupon-toggle:hover { opacity: 0.8; }
.cart-coupon-toggle:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; border-radius: 4px; }

.cart-coupon-chevron {
  margin-left: auto;
  transition: transform var(--transition);
}
.cart-coupon-toggle[aria-expanded="true"] .cart-coupon-chevron {
  transform: rotate(180deg);
}

.cart-coupon-form {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.16,1,0.3,1);
}
.cart-coupon-form:not([aria-hidden="true"]) {
  max-height: 120px;
}

.cart-coupon-input-row {
  display: flex;
  gap: 8px;
  padding-top: var(--sp-2);
}

.cart-coupon-input {
  flex: 1;
  height: 38px;
  padding: 0 12px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--text-primary);
  background: var(--surface-card);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  letter-spacing: 0.04em;
}
.cart-coupon-input::placeholder { color: rgba(107,104,97,0.5); letter-spacing: 0; }
.cart-coupon-input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,96,255,0.1); }
.cart-coupon-input.error { border-color: #EF4444; box-shadow: 0 0 0 3px rgba(239,68,68,0.1); }
.cart-coupon-input.success { border-color: #16A34A; box-shadow: 0 0 0 3px rgba(22,163,74,0.1); }

.cart-coupon-apply {
  height: 38px;
  padding: 0 16px;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 700;
  transition: background var(--transition), transform 0.15s ease;
  white-space: nowrap;
  flex-shrink: 0;
}
.cart-coupon-apply:hover { background: var(--primary-hover); transform: translateY(-1px); }
.cart-coupon-apply:active { transform: translateY(0); }
.cart-coupon-apply:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.cart-coupon-apply:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.cart-coupon-msg {
  font-size: 12.5px;
  margin-top: 6px;
  min-height: 18px;
  transition: opacity var(--transition);
}
.cart-coupon-msg.success { color: #16A34A; }
.cart-coupon-msg.error   { color: #EF4444; }

/* ── Checkout CTA ── */
.cart-checkout-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 15px var(--sp-3);
  background: var(--primary);
  color: white;
  border-radius: var(--radius-md);
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: background var(--transition), box-shadow var(--transition), transform 0.15s ease;
  box-shadow: 0 1px 0 0 rgba(255,255,255,0.15) inset;
}
.cart-checkout-btn:hover {
  background: var(--primary-hover);
  box-shadow: var(--shadow-glow), 0 1px 0 0 rgba(255,255,255,0.15) inset;
  transform: translateY(-1px);
}
.cart-checkout-btn:active { transform: translateY(0); }
.cart-checkout-btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* ── Trust badges ── */
.cart-trust {
  display: flex;
  gap: var(--sp-2);
  justify-content: center;
  flex-wrap: wrap;
}

.cart-trust-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 500;
}
.cart-trust-item svg { opacity: 0.6; flex-shrink: 0; }

/* ── Payment methods ── */
.cart-payment-methods {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-wrap: wrap;
}

.cart-pm-label {
  font-size: 11.5px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.cart-pm-icons {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.cart-pm-card {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 26px;
  border-radius: 5px;
  overflow: hidden;
  border: 1px solid var(--border);
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.cart-empty {
  max-width: 580px;
  margin: var(--sp-8) auto;
  padding: 0 var(--sp-3);
}

.cart-empty-inner {
  text-align: center;
}

.cart-empty-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: var(--surface-muted);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  margin-bottom: var(--sp-3);
}

.cart-empty-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.cart-empty-sub {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 400px;
  margin: 0 auto var(--sp-4);
}

.cart-empty-ctas {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--sp-6);
}

.cart-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--primary);
  color: white;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 700;
  transition: background var(--transition), box-shadow var(--transition), transform 0.15s ease;
  box-shadow: 0 1px 0 0 rgba(255,255,255,0.15) inset;
}
.cart-btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: var(--shadow-glow), 0 1px 0 0 rgba(255,255,255,0.15) inset;
  transform: translateY(-1px);
}

.cart-btn-ghost {
  display: inline-flex;
  align-items: center;
  padding: 12px 24px;
  border: 1.5px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  transition: border-color var(--transition), background var(--transition);
}
.cart-btn-ghost:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

.cart-empty-products-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: var(--sp-2);
}

/* ── Quick add grid ── */
.cart-quick-add-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}

.cart-quick-add {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-align: left;
  transition: border-color var(--transition), box-shadow var(--transition), transform 0.15s ease;
}
.cart-quick-add:hover {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,96,255,0.06);
  transform: translateY(-1px);
}
.cart-quick-add:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

.cart-qa-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.cart-qa-icon--blue   { background: rgba(0,96,255,0.08);   border: 1px solid rgba(0,96,255,0.12);   color: #0060FF; }
.cart-qa-icon--amber  { background: rgba(245,158,11,0.08); border: 1px solid rgba(245,158,11,0.15); color: #F59E0B; }
.cart-qa-icon--mint   { background: rgba(0,212,170,0.08);  border: 1px solid rgba(0,212,170,0.15);  color: #00D4AA; }
.cart-qa-icon--gold   { background: rgba(245,158,11,0.1);  border: 1px solid rgba(245,158,11,0.25); color: #D97706; }

.cart-qa-info {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cart-qa-name {
  font-size: 13.5px;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-qa-price {
  font-size: 12.5px;
  color: var(--text-secondary);
  font-weight: 500;
}

.cart-qa-add {
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
  flex-shrink: 0;
  opacity: 0;
  transition: opacity var(--transition);
}
.cart-quick-add:hover .cart-qa-add { opacity: 1; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .cart-layout {
    grid-template-columns: 1fr;
    max-width: 680px;
  }
  .cart-summary { position: static; }
}

@media (max-width: 768px) {
  .cart-main { padding-bottom: var(--sp-6); }

  .cart-item {
    flex-direction: column;
    gap: var(--sp-2);
  }

  .cart-item-icon { width: 44px; height: 44px; }

  .cart-upsell-inner { flex-direction: column; align-items: flex-start; }

  .cart-summary-card { padding: var(--sp-3); }

  .cart-page-title-row { flex-direction: column; align-items: flex-start; }

  .cart-continue-link { order: -1; }
}

@media (max-width: 480px) {
  .cart-quick-add-grid { grid-template-columns: 1fr; }

  .cart-item-bottom { flex-direction: column; align-items: flex-start; gap: var(--sp-2); }
  .cart-item-pricing { align-items: flex-start; }

  .cart-trust { gap: 12px; }
}