.checkout-header,.checkout-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.checkout-header {
  min-height: 84px;
  border-bottom: 1px solid #ffffff17;
}
.checkout-header .brand { align-self: center }
.checkout-back,.checkout-footer {
  color: #c4bdc6;
  font-size: 13px;
}
.checkout-back:hover,.checkout-footer a:hover { color: #fff }
.checkout-hero {
  padding: clamp(55px,10vw,138px) 0 clamp(60px,10vw,130px);
  text-align: left;
}
.checkout-layout {
  display: grid;
  grid-template-columns: minmax(0,1fr) minmax(300px,390px);
  gap: clamp(28px,6vw,82px);
  align-items: center;
  max-width: 970px;
}
.checkout-layout::before,.checkout-layout::after {
  inset: -28px 0 auto;
  height: calc(100% + 56px);
}
.checkout-intro h1 {
  margin: 0 0 20px;
  font-weight: 550;
  line-height: 1.04;
}
.checkout-intro h1 em { display: block }
.checkout-intro p {
  max-width: 420px;
  color: #c4bdc6;
  font-size: 16px;
  line-height: 1.6;
}
.checkout-order {
  padding: clamp(23px,4vw,36px);
  border: 1px solid #ffffff24;
  border-radius: 24px;
  background: #161217;
  box-shadow: 0 22px 55px #0004;
}
.checkout-order h2 {
  font-size: 23px;
  line-height: 1.2;
}
.checkout-price {
  margin-top: 16px;
  font: 600 clamp(39px,5vw,52px)/1.04 "Instrument Sans",Arial,sans-serif;
  letter-spacing: -.025em;
}
.checkout-price span {
  color: #c4bdc6;
  font: 500 14px/1 Geist,Arial,sans-serif;
  letter-spacing: 0;
}
.checkout-detail {
  margin-top: 9px;
  color: #c4bdc6;
  font-size: 13px;
}
.checkout-order .primary {
  width: 100%;
  margin-top: 24px;
  justify-content: space-between;
}
.checkout-order .primary + .checkout-detail {
  margin-top: 14px;
  text-align: center;
}
.checkout-footer {
  border-top: 1px solid #ffffff17;
  padding-block: 22px;
}
.checkout-footer nav { display: flex; gap: 16px }
@media (max-width:700px) {
  .checkout-header { min-height: 70px }
  .checkout-layout { grid-template-columns: minmax(0,1fr); max-width: 480px }
  .checkout-intro h1 { margin-bottom: 14px }
}