.checkout-page {
  margin: 0;
  min-height: 100vh;
  font: 1rem/1.55 system-ui, sans-serif;
}

.checkout-page *, .checkout-page *::before, .checkout-page *::after { box-sizing: border-box; }
.checkout-page a { color: var(--gold); text-underline-offset: .2em; }
.checkout-page :focus-visible { outline: 2px solid var(--gold); outline-offset: 4px; }

.checkout-nav,
.checkout-main { width: min(100% - 2rem, 62rem); margin-inline: auto; }
.checkout-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .35rem 1rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--frame);
}
.checkout-nav a { text-decoration: none; }
.checkout-nav a:hover { text-decoration: underline; }
.checkout-brand { font: 700 1.15rem/1.25 Georgia, serif; }
.checkout-back { font-size: .875rem; }
.checkout-main { padding-block: clamp(1.5rem, 5vw, 3.5rem); }
.checkout-main h1, .checkout-main h2 { margin: 0; font-family: Georgia, serif; line-height: 1.12; }
.checkout-main h1 { font-size: clamp(2rem, 5vw, 3.1rem); margin-bottom: 1.25rem; }
.checkout-main h2 { font-size: clamp(1.5rem, 4vw, 2.15rem); }
.checkout-main p { margin: .55rem 0 0; color: var(--muted); }

.checkout-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 1.25rem; align-items: start; }
.checkout-product, .checkout-form, .checkout-status {
  background: var(--panel);
  border: 1px solid var(--frame);
  border-radius: .9rem;
  box-shadow: 0 .75rem 2.5rem #0003;
}
.checkout-product { overflow: hidden; }
.checkout-product img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--frame);
}
.checkout-form, .checkout-product-copy, .checkout-status { padding: clamp(1rem, 3vw, 1.75rem); }
.checkout-product-copy .checkout-format {
  margin: 0 0 .4rem;
  color: var(--gold);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.checkout-duration { border: 0; margin: 0; padding: 0; min-width: 0; }
.checkout-duration legend, .checkout-form > label { display: block; margin-bottom: .5rem; padding: 0; font-weight: 650; }
.checkout-options { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .55rem; }
.checkout-options label {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .65rem .55rem;
  min-height: 3.5rem;
  border: 1px solid var(--frame);
  border-radius: .6rem;
  background: var(--night);
  cursor: pointer;
}
.checkout-options label:has(:checked) { border-color: var(--gold); background: #32352a; }
.checkout-options input { margin: 0; flex: none; accent-color: var(--gold); }
.checkout-options strong, .checkout-options small { display: block; }
.checkout-options small { color: var(--muted); font-size: .75rem; }
.checkout-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 1rem 0;
  padding-bottom: .8rem;
  border-bottom: 1px solid var(--frame);
}
.checkout-total strong { font: 700 2rem/1 Georgia, serif; color: var(--gold); white-space: nowrap; }
.checkout-form input[type="email"] {
  width: 100%;
  padding: .65rem .75rem;
  border: 1px solid var(--frame);
  border-radius: .55rem;
  background: var(--night);
  color: var(--cream);
  font: inherit;
}
.checkout-form input::placeholder { color: #b4a997; }
.checkout-form p, .checkout-terms { font-size: .875rem; }
.checkout-page .checkout-primary {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 2.85rem;
  padding: .65rem 1rem;
  margin-top: 1rem;
  border: 1px solid transparent;
  border-radius: .55rem;
  background: var(--gold);
  color: var(--button-ink);
  font: inherit;
  font-weight: 750;
  text-decoration: none;
  cursor: pointer;
}
.checkout-page .checkout-primary:hover { background: #ffe0a2; }
.checkout-form .checkout-primary { width: 100%; }
.checkout-methods, .checkout-terms { display: block; text-align: center; }
.checkout-terms { margin-top: .4rem; }
.checkout-status { max-width: 42rem; margin-inline: auto; }
.checkout-status h1 { margin-bottom: .65rem; }
.checkout-support { border-top: 1px solid var(--frame); margin-top: 1.25rem; padding-top: .65rem; font-size: .875rem; }
.checkout-support code { display: inline-block; max-width: 100%; overflow-wrap: anywhere; }
.checkout-actions { display: flex; flex-wrap: wrap; align-items: baseline; gap: .5rem 1rem; }

@media (max-width: 660px) {
  .checkout-grid { grid-template-columns: 1fr; gap: .8rem; }
  .checkout-product { display: grid; grid-template-columns: 5rem minmax(0, 1fr); }
  .checkout-product img { height: 100%; aspect-ratio: auto; border: 0; }
  .checkout-product-copy { padding: .75rem; }
  .checkout-product-copy p:not(.checkout-format) { font-size: .875rem; }
}