.commerce-shell {
  padding: 54px 72px 96px;
}

.commerce-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 22px;
}

.commerce-kicker {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
}

.commerce-title {
  margin: 0;
  font-size: clamp(40px, 5vw, 70px);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.commerce-subtitle {
  margin: 14px 0 0;
  max-width: 44ch;
  font-size: 18px;
  line-height: 1.65;
  color: var(--muted);
}

.commerce-summary-chip {
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid rgba(199,216,255,0.92);
  background: rgba(255,255,255,0.78);
  display: inline-flex;
  align-items: center;
  font-weight: 700;
  color: var(--text);
}

.commerce-layout {
  margin-top: 28px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 22px;
  align-items: start;
}

.commerce-card,
.cart-empty,
.checkout-success {
  border: 1px solid rgba(255,255,255,0.74);
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow:
    0 18px 52px rgba(24,74,188,0.08),
    0 1px 0 rgba(255,255,255,0.9) inset;
}

.commerce-card {
  border-radius: 32px;
  padding: 24px;
}

.cart-list {
  display: grid;
  gap: 14px;
}

.cart-item {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 16px;
  border-radius: 24px;
  background: rgba(255,255,255,0.72);
  border: 1px solid rgba(199,216,255,0.76);
}

.cart-item-art {
  position: relative;
  min-height: 120px;
  border-radius: 22px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 24%, rgba(255,255,255,0.86) 0, rgba(255,255,255,0) 36%),
    linear-gradient(140deg, var(--art-soft) 0%, rgba(255,255,255,0.9) 58%, #fff 100%);
}

.cart-item-art::before,
.cart-item-art::after {
  content: "";
  position: absolute;
  width: 34px;
  border-radius: 999px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f8ff 56%, rgba(255,255,255,0.78) 100%);
  border: 1px solid rgba(255,255,255,0.94);
  box-shadow:
    0 16px 22px rgba(18,44,91,0.1),
    0 0 0 1px rgba(255,255,255,0.42) inset;
}

.cart-item-art::before {
  height: 70px;
  top: 36px;
  right: 28px;
  transform: rotate(18deg);
}

.cart-item-art::after {
  height: 76px;
  top: 24px;
  left: 28px;
  transform: rotate(-16deg);
}

.cart-item-art-label {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(29,36,51,0.52);
}

.cart-item-copy {
  display: grid;
  gap: 8px;
}

.cart-item-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.cart-item-title {
  margin: 0;
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.cart-item-meta {
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cart-item-actions {
  display: grid;
  justify-items: end;
  gap: 12px;
}

.qty-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 8px;
  border-radius: 999px;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(199,216,255,0.92);
}

.qty-btn,
.remove-btn {
  border: 0;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.qty-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--blue-strong);
  background: rgba(236,242,255,0.92);
  font-size: 18px;
  line-height: 1;
}

.qty-value {
  min-width: 18px;
  text-align: center;
  font-weight: 700;
}

.remove-btn {
  color: #8a96b0;
  font-weight: 700;
}

.cart-item-price {
  font-family: "Archivo", sans-serif;
  font-size: 22px;
  line-height: 1;
}

.summary-card {
  position: sticky;
  top: 22px;
}

.summary-card h2,
.commerce-card h2,
.checkout-success h2 {
  margin: 0 0 16px;
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.summary-lines {
  display: grid;
  gap: 12px;
}

.summary-line,
.summary-total {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.summary-line {
  color: var(--muted);
}

.summary-total {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid rgba(199,216,255,0.72);
  font-size: 24px;
  font-weight: 800;
}

.summary-actions {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.summary-note {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.65;
}

.cart-empty,
.checkout-success {
  display: none;
  margin-top: 28px;
  border-radius: 32px;
  padding: 32px;
  text-align: center;
}

.cart-empty.visible,
.checkout-success.visible {
  display: block;
}

.cart-empty h2,
.checkout-success h2 {
  margin-bottom: 12px;
}

.cart-empty p,
.checkout-success p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.cart-empty .summary-actions,
.checkout-success .summary-actions {
  max-width: 320px;
  margin: 20px auto 0;
}

.checkout-form {
  display: grid;
  gap: 18px;
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.field {
  display: grid;
  gap: 8px;
}

.field.full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}

.field input,
.field textarea,
.field select {
  width: 100%;
  border: 1px solid rgba(199,216,255,0.92);
  border-radius: 18px;
  background: rgba(255,255,255,0.86);
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  outline: none;
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.field input:focus,
.field textarea:focus,
.field select:focus {
  border-color: rgba(24,74,188,0.42);
  box-shadow: 0 0 0 4px rgba(24,74,188,0.08);
}

.checkout-helper {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.checkout-order-id {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  padding: 0 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.9);
  border: 1px solid rgba(199,216,255,0.92);
  color: var(--text);
  font-weight: 700;
  margin-bottom: 14px;
}

@media (max-width: 1450px) {
  .commerce-shell {
    padding-left: 42px;
    padding-right: 42px;
  }
}

@media (max-width: 1200px) {
  .commerce-shell {
    padding-left: 28px;
    padding-right: 28px;
  }
  .commerce-layout {
    grid-template-columns: 1fr;
  }
  .summary-card {
    position: static;
  }
}

@media (max-width: 900px) {
  .commerce-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .cart-item {
    grid-template-columns: 1fr;
  }
  .cart-item-actions {
    justify-items: start;
  }
}

@media (max-width: 640px) {
  .commerce-shell {
    padding: 28px 14px 56px;
  }
  .field-grid {
    grid-template-columns: 1fr;
  }
}