.sps-payment-page { background: var(--sps-bg); }
.payment-shell { width: min(1120px, calc(100% - 48px)); margin: 48px auto; font-size: 16px; line-height: 1.6; color: var(--sps-ink); }
.payment-shell [hidden] { display: none !important; }
.payment-shell h1, .payment-shell h2, .payment-shell p { margin: 0; }
.payment-shell h1 { font-size: 40px; line-height: 1.15; font-weight: 700; }
.payment-shell h2, .payment-package-form legend { font-size: 24px; line-height: 1.3; font-weight: 500; }
.payment-page-heading { margin-bottom: 32px; }
.payment-page-heading p { margin-top: 12px; color: var(--sps-muted); }
.payment-package-form fieldset { min-width: 0; margin: 0; padding: 0; border: 0; }
.payment-package-form legend { margin-bottom: 24px; padding: 0; }
.payment-packages { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; }
.payment-package { display: grid; gap: 8px; align-content: start; padding: 24px 16px; border: 1px solid var(--sps-line); border-radius: var(--sps-radius); background: var(--sps-panel); cursor: pointer; }
.payment-package:has(input:checked) { border-color: var(--sps-accent); box-shadow: inset 0 0 0 1px var(--sps-accent); }
.payment-package input { width: 24px; height: 24px; margin: 0 0 8px; accent-color: var(--sps-accent); }
.payment-package-name { font-weight: 500; }
.payment-package-heading { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; min-height: 24px; }
.payment-package--featured { background: var(--sps-accent-soft); }
.payment-package-badge { padding: 0 8px; border-radius: var(--sps-radius); background: var(--sps-accent-strong); color: var(--sps-panel); font-size: 14px; line-height: 1.7; }
.payment-package-price { font-size: 28px; font-weight: 500; }
.payment-package-rate { color: var(--sps-muted); font-size: 14px; }
.payment-shell .payment-estimate-basis { margin-bottom: 16px; color: var(--sps-muted); font-size: 14px; }
.payment-package-images { display: grid; gap: 8px; margin-top: 8px; font-size: 14px; }
.payment-package-images > span { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 8px; }
.payment-package-images strong { font-size: 16px; font-weight: 500; }
.payment-package-images .payment-package-unit-price { color: var(--sps-accent-strong); font-size: 20px; }
.payment-purchase-action { display: flex; align-items: center; gap: 24px; margin-top: 32px; }
.payment-purchase-action p, .payment-unavailable, .payment-usage-note { color: var(--sps-muted); font-size: 14px; }
.payment-unavailable { margin-top: 24px !important; }
.payment-store-links { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 32px; }
.payment-store-links a, .payment-text-link, .payment-back-link, .payment-support a { color: var(--sps-accent-strong) !important; text-decoration: underline; text-underline-offset: 4px; }
.payment-store-links a, .payment-text-link, .payment-back-link, .payment-support a { display: inline-flex; align-items: center; min-height: 44px; }
.payment-usage-note { margin-top: 16px !important; max-width: 66ch; }
.payment-shell .payment-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 12px 24px; border: 1px solid var(--sps-accent); border-radius: var(--sps-radius); background: var(--sps-accent); color: var(--sps-panel); font: inherit; font-weight: 500; text-decoration: none; cursor: pointer; }
.payment-shell .payment-button:hover { background: var(--sps-accent-strong); }
.payment-shell .payment-button-secondary { color: var(--sps-accent-strong); background: var(--sps-panel); }
.payment-shell .payment-button-secondary:hover { background: var(--sps-accent-soft); }
.payment-checkout:is([data-payment-state="confirming"], [data-payment-state="query_error"]) [data-payment-refresh],
.payment-checkout:is([data-payment-state="expired"], [data-payment-state="create_failed"]):has([data-payment-retry][hidden]) [data-payment-refresh] { background: var(--sps-accent); color: var(--sps-panel); }
.payment-shell .payment-button:disabled { opacity: .65; cursor: wait; }
.payment-shell :is(a, button, input, summary, [tabindex="-1"]):focus-visible, .payment-skip-link:focus { outline: 3px solid var(--sps-accent-strong); outline-offset: 4px; }
.payment-skip-link { position: absolute; top: -96px; left: 16px; z-index: 100; display: inline-flex; align-items: center; min-height: 44px; padding: 12px 16px; color: var(--sps-ink); background: var(--sps-panel); }
.payment-skip-link:focus { top: 16px; }
.payment-back-link { margin-bottom: 24px; }
.payment-checkout { max-width: 960px; }
.payment-checkout-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; }
.payment-order-summary { min-width: 0; }
.payment-order-summary dl, .payment-receipt { margin: 24px 0 16px; }
.payment-order-summary dl > div, .payment-receipt > div { display: grid; gap: 4px; margin-bottom: 24px; }
.payment-order-summary dt, .payment-receipt dt { font-size: 14px; color: var(--sps-muted); }
.payment-order-summary dd, .payment-receipt dd { margin: 0; overflow-wrap: anywhere; }
.payment-summary-price { font-size: 32px; font-weight: 500; line-height: 1.3; }
.payment-order-reference { color: var(--sps-muted); font-size: 14px; overflow-wrap: anywhere; margin-top: 24px !important; }
.payment-workspace { min-width: 0; border-left: 1px solid var(--sps-line); padding-left: 48px; }
.payment-workspace > .payment-button, .payment-workspace > .payment-text-link { margin-top: 24px; }
.payment-state-message { margin-top: 12px !important; color: var(--sps-muted); max-width: 40ch; }
.payment-state-heading { display: flex; align-items: center; gap: 12px; }
.payment-success-icon { display: none; flex-shrink: 0; color: var(--sps-green); }
.payment-checkout[data-payment-success="true"] .payment-success-icon { display: block; }
.payment-checkout[data-payment-success="true"] [data-payment-title] { font-size: 32px; line-height: 1.3; }
.payment-receipt [data-payment-credited] { font-size: 32px; line-height: 1.3; font-weight: 500; }
.payment-qr-block { margin-top: 24px; }
.payment-qr { display: block; width: 240px; height: 240px; max-width: 100%; object-fit: contain; background: var(--sps-panel); }
.payment-countdown, .payment-copy-field p, .payment-support { font-size: 14px; color: var(--sps-muted); }
.payment-mobile-instructions { margin-top: 24px; }
.payment-copy-field { margin-top: 24px; }
.payment-copy-field label { display: block; margin-bottom: 8px; }
.payment-copy-field input { box-sizing: border-box; width: 100%; min-height: 48px; padding: 12px; border: 1px solid var(--sps-muted); border-radius: var(--sps-radius); font: inherit; color: var(--sps-ink); background: var(--sps-panel); }
.payment-copy-field p { margin-top: 12px; }
.payment-checkout:is([data-payment-environment="wechat"], [data-payment-access-error="true"]) .payment-checkout-layout { grid-template-columns: 1fr; }
.payment-checkout:is([data-payment-environment="wechat"], [data-payment-access-error="true"]) .payment-workspace { border: 0; padding: 0; margin-bottom: 32px; }
.payment-support { margin-top: 24px !important; }
.payment-support label { display: block; margin-bottom: 8px; }
.payment-support input { box-sizing: border-box; width: 100%; min-height: 44px; padding: 8px 12px; border: 1px solid var(--sps-line); border-radius: var(--sps-radius); font: inherit; color: var(--sps-ink); background: var(--sps-panel); }
.payment-copy-contact { display: inline-flex; align-items: center; min-height: 44px; padding: 0; border: 0; background: transparent; font: inherit; cursor: pointer; }
@media (max-width: 1023px) { .payment-packages { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 767px) {
    .payment-shell { width: calc(100% - 32px); margin: 32px auto; }
    .payment-shell h1 { font-size: 32px; }
    .payment-packages { grid-template-columns: 1fr; }
    .payment-purchase-action { align-items: stretch; flex-direction: column; gap: 12px; }
    .payment-checkout-layout { grid-template-columns: 1fr; gap: 32px; }
    .payment-workspace { border-left: 0; border-top: 1px solid var(--sps-line); padding: 32px 0 0; }
    .payment-checkout[data-payment-success="true"] .payment-workspace { order: -1; border-top: 0; border-bottom: 1px solid var(--sps-line); padding: 0 0 32px; }
    .payment-order-summary dl { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .payment-order-summary dl > div { margin: 0; }
    .payment-order-summary dl > div:last-child { grid-column: 1 / -1; }
    .payment-summary-price { font-size: 28px; }
    .payment-workspace > .payment-button, .payment-mobile-instructions > .payment-button { width: 100%; }
}
@media (max-width: 374px) { .payment-packages { grid-template-columns: 1fr; } .payment-package { grid-template-columns: 24px 1fr; } .payment-package input { grid-row: 1 / 5; margin: 4px 0 0; } }