/* ==========================================================================
   Checkout
   ========================================================================== */

.checkout-head { padding-block: var(--space-6) var(--space-4); }
.checkout-head h1 { font-size: var(--text-h2); }

.checkout-empty { padding-block: var(--space-7); text-align: center; color: var(--color-muted); }

.checkout {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-5);
  padding-block: var(--space-3) var(--space-7);
  align-items: start;
}

.checkout-form { display: flex; flex-direction: column; gap: var(--space-4); }

.checkout-fieldset { border: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: var(--space-2); }
.checkout-fieldset legend { font-family: var(--font-display); font-size: 1.25rem; margin-bottom: var(--space-2); padding: 0; }

.form-field { display: flex; flex-direction: column; gap: 0.25rem; }
.form-field label { font-size: var(--text-small); font-weight: 600; }

.form-field input,
.form-field select,
.form-field textarea {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  padding: var(--space-1) var(--space-2);
  border: 1px solid color-mix(in srgb, var(--color-ink) 20%, transparent);
  border-radius: 2px;
  background: var(--color-paper);
  color: var(--color-ink);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }

.fulfilment-options { display: flex; gap: var(--space-3); }

.fulfilment-option {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border: 1px solid color-mix(in srgb, var(--color-ink) 20%, transparent);
  border-radius: 999px;
  cursor: pointer;
}

.checkout-error {
  color: var(--color-rust);
  font-size: var(--text-small);
  padding: var(--space-2);
  border: 1px solid var(--color-rust);
  border-radius: 2px;
}

.checkout-submit { width: 100%; padding-block: var(--space-2); }

.checkout-summary {
  background: var(--color-stone);
  border-radius: 4px;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.checkout-summary h2 { font-size: 1.25rem; margin: 0 0 var(--space-2); }

.checkout-line {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  font-size: var(--text-small);
  padding-block: var(--space-1);
  border-bottom: 1px solid color-mix(in srgb, var(--color-ink) 8%, transparent);
}

.checkout-totals {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid color-mix(in srgb, var(--color-ink) 15%, transparent);
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.checkout-totals .checkout-line { border: none; padding-block: 0.15rem; }
.checkout-totals .checkout-line--total { font-family: var(--font-display); font-size: 1.125rem; font-weight: 600; }

@media (max-width: 900px) {
  .checkout { grid-template-columns: 1fr; }
  .checkout-summary { order: -1; }
  .form-row { grid-template-columns: 1fr; }
}