/* Checkout and booking pages, route options, route map. One column on phones, form + sticky summary from tablets up. */
@layer pages {
    .checkout { display: grid; gap: var(--space-4); }
    .checkout-block { padding: var(--space-4); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
    .checkout-block h2 { margin-bottom: var(--space-4); font-size: var(--text-lg); }
    .checkout-grid-fields { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-3); margin-bottom: var(--space-3); align-items: end; }
    .checkout-grid-fields[hidden] { display: none; }
    .checkout-field { display: grid; gap: var(--space-1); color: var(--color-text); font-size: var(--text-sm); font-weight: 600; }
    .checkout-field small { color: var(--color-text-muted); font-weight: 400; }
    .checkout-field input, .checkout-field textarea, .checkout-field select { width: 100%; min-height: var(--tap); padding: var(--space-3) var(--space-4); border: 1.5px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-bg); color: var(--color-text); font: inherit; font-size: var(--text-md); font-weight: 400; transition: border-color 0.15s, box-shadow 0.15s; }
    .checkout-field textarea { min-height: 96px; }
    .checkout-field input:focus, .checkout-field textarea:focus, .checkout-field select:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent); }
    .checkout-field.has-error input, .checkout-terms.has-error { border-color: var(--color-danger); }
    .checkout-block .checkout-field + .checkout-field, .checkout-block .checkout-field + .checkout-grid-fields { margin-top: var(--space-3); }
    .card-expiry { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2); }

    .extras-list { display: grid; gap: var(--space-2); }
    .extra-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1.5px solid var(--color-border); border-radius: var(--radius); }
    .extra-row .extra-control { grid-column: 3; }
    .extra-icon { color: var(--color-accent-strong); }
    .extra-info { display: grid; gap: .1rem; }
    .extra-info small, .extra-price small { color: var(--color-text-muted); font-weight: 400; }
    .extra-price { grid-column: 2; font-weight: 700; white-space: nowrap; }
    .extra-control { width: 1.4rem; height: 1.4rem; accent-color: var(--color-primary); }
    select.extra-control { width: auto; height: 40px; padding: 0 var(--space-3); border: 1.5px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface); }

    .payment-options { display: grid; gap: var(--space-2); }
    .payment-option { display: flex; align-items: flex-start; gap: var(--space-3); padding: var(--space-3) var(--space-4); border: 1.5px solid var(--color-border); border-radius: var(--radius); cursor: pointer; transition: border-color 0.15s, background 0.15s; }
    .payment-option input { margin-top: .25rem; accent-color: var(--color-primary); }
    .payment-option:has(input:checked) { border-color: var(--color-primary); background: color-mix(in srgb, var(--color-primary) 5%, var(--color-surface)); }
    .payment-option span { display: grid; gap: .15rem; }
    .payment-option small { color: var(--color-text-muted); }
    .checkout-terms { display: flex; align-items: flex-start; gap: var(--space-3); margin-top: var(--space-3); font-size: var(--text-sm); }
    .checkout-block > .checkout-terms:first-child, .checkout > .checkout-terms { margin-top: 0; }
    .checkout-terms input { margin-top: .2rem; accent-color: var(--color-primary); }
    .checkout-terms a { color: var(--color-link); text-decoration: underline; }
    .checkout-total { display: flex; justify-content: space-between; align-items: baseline; padding: var(--space-4) var(--space-5); background: var(--color-surface-alt); border: 1px solid var(--color-border); border-radius: var(--radius); font-weight: 700; }
    .checkout-total strong { color: var(--color-primary-strong); font-size: var(--text-2xl); }
    .checkout-submit { justify-self: stretch; }
    .checkout-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-5); align-items: start; }

    .booking-banner { display: flex; gap: var(--space-4); align-items: center; margin-bottom: var(--space-5); padding: var(--space-5); border-radius: var(--radius-lg); background: color-mix(in srgb, var(--color-primary) 8%, var(--color-surface)); color: var(--color-text); }
    .booking-banner h1 { margin: 0 0 var(--space-1); font-size: var(--text-xl); }
    .booking-banner p { margin: 0; }
    .booking-banner-confirmed, .booking-banner-completed { background: color-mix(in srgb, var(--color-success) 10%, var(--color-surface)); }
    .booking-banner-cancelled { background: var(--color-danger-bg); }
    .booking-contact { margin-top: var(--space-6); padding-top: var(--space-5); border-top: 1px solid var(--color-border); }

    /* Route options (tolls) and the route map */
    .route-note { margin: 0 0 var(--space-3); color: var(--color-text); font-size: var(--text-sm); font-weight: 600; }
    .route-options .payment-option small { display: block; }
    .route-map-card { margin-bottom: var(--space-4); overflow: hidden; border: 1px solid var(--color-border); border-radius: var(--radius); }
    .route-map-card .results-map { border-radius: 0; }

    @media (min-width: 768px) {
        .checkout-block { padding: var(--space-5) var(--space-6); }
        .checkout-grid-fields { grid-template-columns: 1fr 1fr; }
        .extra-row { grid-template-columns: auto 1fr auto auto; }
        .extra-row .extra-control, .extra-price { grid-column: auto; }
    }

    @media (min-width: 992px) {
        .checkout-layout { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: var(--space-6); }
        .checkout-layout .summary-card { position: sticky; top: calc(var(--header-h) + var(--space-4)); }
    }
}