/* 仅作用于购买页；复用全站配色、按钮与导航。 */
.purchase-main { padding-bottom: 88px; }
.purchase-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 64px; align-items: start; padding-block: 48px 32px; }
.commerce-status { grid-column: 1; grid-row: 1; justify-self: start; display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border: 1px solid var(--blue-line); border-radius: 6px; background: var(--blue-soft); color: var(--blue); font-size: 13px; }
.commerce-status .icon { width: 18px; height: 18px; }
.purchase-hero h1 { grid-column: 1; grid-row: 2; color: var(--ink); font-size: clamp(38px, 4vw, 56px); font-weight: 700; letter-spacing: -.035em; line-height: 1.25; }
.purchase-intro { grid-column: 2; grid-row: 1 / 4; align-self: center; max-width: 660px; color: var(--muted); font-size: 17px; line-height: 1.85; }
.purchase-back { grid-column: 1; grid-row: 3; justify-self: start; min-height: 44px; }
.access-options { display: grid; grid-template-columns: minmax(0, 1fr); gap: 28px; }
.access-card { display: flex; flex-direction: column; min-width: 0; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); box-shadow: 0 12px 32px rgb(23 38 61 / 4%); }
.purchase-card { border-color: var(--blue-line); }
.access-heading { display: flex; align-items: center; gap: 14px; }
.access-icon { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; flex: 0 0 auto; border-radius: 12px; background: var(--blue-soft); color: var(--blue); }
.access-icon .icon { width: 26px; height: 26px; }
.access-kicker { font-size: 12px; color: var(--muted); }
.access-heading h2 { margin-top: 2px; font-size: 28px; line-height: 1.35; }
.access-state { margin-left: auto; padding: 4px 10px; border-radius: 5px; background: var(--canvas); color: var(--muted); font-size: 12px; white-space: nowrap; }
.access-description { margin-top: 18px; min-height: 54px; color: var(--muted); font-size: 14px; line-height: 1.9; }
.offer-summary { margin-top: 20px; padding: 18px 22px; border-radius: 12px; background: var(--canvas); }
.offer-summary > span { display: block; color: var(--muted); font-size: 13px; }
.offer-summary > strong { display: block; margin-top: 6px; color: var(--ink); font-size: 32px; font-weight: 650; line-height: 1.4; }
.offer-summary > p { margin-top: 8px; min-height: 38px; color: var(--subtle); font-size: 12px; line-height: 1.8; }
.offer-facts { display: grid; gap: 8px; margin: 20px 0; font-size: 14px; }
.offer-facts > div { display: flex; justify-content: space-between; gap: 16px; }
.offer-facts dt { color: var(--muted); }
.offer-facts dd { margin: 0; text-align: right; }
.qr-entry { display: grid; grid-template-columns: 148px minmax(0, 1fr); gap: 24px; align-items: center; margin-top: auto; padding-top: 24px; border-top: 1px solid var(--line); }
.qr-placeholder { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; aspect-ratio: 1; border: 1px dashed #9faecc; border-radius: 10px; background: var(--blue-soft); text-align: center; }
.qr-placeholder .icon { width: 30px; height: 30px; color: var(--muted); }
.qr-placeholder strong { color: var(--ink); font-size: 13px; font-weight: 600; }
.qr-placeholder > span { color: var(--subtle); font-size: 12px; }
.qr-copy { min-width: 0; }
.qr-copy h3 { font-size: 16px; font-weight: 600; }
.qr-copy p { margin-top: 8px; color: var(--muted); font-size: 12px; line-height: 1.9; }
.access-action { width: 100%; margin-top: 16px; min-height: 44px; padding: 11px 12px; font-size: 13px; line-height: 1.7; }
.access-action:disabled, .access-action:disabled:hover { background: var(--disabled-bg); color: var(--disabled-text); border-color: var(--line); box-shadow: none; }
.commerce-note { display: flex; align-items: flex-start; gap: 12px; margin-top: 26px; padding: 18px 22px; border: 1px solid var(--blue-line); border-radius: 10px; background: var(--blue-soft); color: var(--muted); font-size: 13px; line-height: 1.85; }
.commerce-note > .icon { margin-top: 2px; width: 18px; height: 18px; color: var(--blue); }
.commerce-note strong { color: var(--ink); font-weight: 600; }
.purchase-faq { display: grid; grid-template-columns: .9fr 1.1fr; align-items: start; gap: 64px; margin-top: 72px; }
.purchase-faq h2 { font-size: 32px; line-height: 1.4; }
.purchase-faq .section-description { margin-top: 18px; }
.purchase-page .main-nav a[aria-current="page"] { color: var(--blue); text-decoration: underline; text-underline-offset: 6px; }

/* 标准价和活动价独立呈现，价格变化不解除交易入口门禁。 */
.pricing-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; font-size: 13px; }
.pricing-heading > span { color: var(--muted); }
.pricing-heading > strong { padding: 3px 8px; border-radius: 4px; background: var(--blue-soft); color: var(--blue); font-size: 12px; font-weight: 600; }
.price-table-scroll { max-width: 100%; margin-top: 14px; overflow-x: auto; border: 1px solid var(--line); border-radius: 6px; }
.price-table { width: 100%; min-width: 300px; border-collapse: collapse; font-size: 13px; line-height: 1.6; font-variant-numeric: tabular-nums; }
.price-table-caption { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.price-table th, .price-table td { padding: 9px 7px; text-align: center; white-space: nowrap; border-bottom: 1px solid var(--line); }
.price-table thead th { background: var(--blue-soft); color: var(--muted); font-weight: 600; }
.price-table tbody th { font-weight: 600; }
.price-table tbody td { background: var(--surface); }
.price-table tbody tr:last-child > * { border-bottom: 0; }
.price-pair { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.price-standard, .price-current { display: inline-flex; align-items: baseline; gap: 8px; }
.price-standard { color: var(--muted); }
.price-label { font-size: 12px; }
.price-current { color: var(--blue); }
.price-current strong { font-size: 24px; line-height: 1.4; }
.pricing-summary { min-width: 0; }
.pricing-summary > .price-scroll-hint { display: none; margin-top: 8px; color: var(--subtle); font-size: 12px; }
.pricing-summary > p { min-height: 0; margin-top: 12px; }

@media (max-width: 1100px) {
  .access-card { padding: 26px; }
  .qr-entry { grid-template-columns: 132px minmax(0, 1fr); gap: 18px; }
  .qr-placeholder strong { font-size: 12px; }
}
@media (max-width: 900px) {
  .access-options { grid-template-columns: 1fr; }
  .access-description { min-height: 0; }
  .offer-summary > p { min-height: 0; }
  .qr-entry { grid-template-columns: 156px minmax(0, 1fr); gap: 28px; }
  .qr-placeholder strong { font-size: 13px; }
  .purchase-faq { grid-template-columns: 1fr; gap: 28px; margin-top: 56px; }
}
@media (max-width: 640px) {
  .price-table { min-width: 0; }
  .price-table th, .price-table td { padding: 10px 4px; }
  .price-standard, .price-current { flex-direction: column; align-items: center; gap: 0; }
  .purchase-main { padding-bottom: 56px; }
  .purchase-hero { display: block; padding-block: 40px 32px; }
  .purchase-hero h1 { margin-top: 20px; font-size: 38px; }
  .purchase-intro { margin-top: 16px; font-size: 14px; }
  .purchase-back { margin-top: 14px; }
  .access-options { gap: 24px; }
  .access-card { padding: 24px; }
  .access-heading { gap: 12px; }
  .access-heading h2 { font-size: 26px; }
  .access-icon { width: 44px; height: 44px; border-radius: 10px; }
  .access-state { padding-inline: 8px; }
  .offer-summary { padding: 18px; }
  .offer-summary > strong { font-size: 28px; }
  .offer-facts { font-size: 13px; }
  .offer-facts > div { flex-wrap: wrap; gap: 2px 16px; }
  .offer-facts dd { flex-grow: 1; }
  .qr-entry { grid-template-columns: 1fr; gap: 20px; }
  .qr-placeholder { width: 168px; max-width: 100%; justify-self: center; }
  .qr-copy h3 { text-align: center; }
  .qr-copy p { text-align: center; }
  .commerce-note { padding: 16px; }
  .purchase-faq h2 { font-size: 28px; }
}