/* C 版仅命中在线会员升级付款选择状态；全站主题和其他页面不受影响。 */
.upc-page { max-width: 1380px; margin-inline: auto; }
.upc-page-header { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin: 12px 0 24px; }
.upc-page-header > div { min-width: 0; }
.upc-page-header h1 { font-size: clamp(26px, 3vw, 36px); letter-spacing: -.035em; line-height: 1.25; overflow-wrap: anywhere; }
.upc-page-header p { margin-top: 8px; font-size: 14px; }
.upc-layout { margin-top: 24px; }
.upc-shell {
  --upc-side-ink: var(--ui-text-on-accent);
  --upc-side-start: color-mix(in srgb, var(--ui-accent) 78%, var(--ui-success));
  --upc-side-end: color-mix(in srgb, var(--ui-accent-hover) 55%, var(--ui-text-primary));
  display: grid; grid-template-columns: minmax(310px, .86fr) minmax(0, 1.8fr);
  border: 1px solid var(--ui-border); border-radius: var(--ui-radius-xl); overflow: clip;
  background: var(--ui-bg-elevated); box-shadow: var(--ui-shadow-card);
}
.upc-order { min-width: 0; padding: 30px; color: var(--upc-side-ink); background: linear-gradient(148deg, var(--upc-side-start), var(--upc-side-end)); }
.upc-order-status { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 22px; padding: 5px 11px; border: 1px solid color-mix(in srgb,var(--upc-side-ink) 28%,transparent); border-radius: 99px; font-size: 12px; font-weight: 600; }
.upc-order-status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.upc-order-toggle, .upc-mobile-safety { display: none; }
.upc-workspace { min-width: 0; display: flex; flex-direction: column; padding: 30px; scroll-margin-top: 100px; background: linear-gradient(var(--ui-bg-elevated),var(--ui-bg-elevated)),var(--ui-bg-page); }
.upc-workspace:focus-visible { outline: 2px solid var(--ui-accent); outline-offset: -4px; }
.upc-channels { min-width: 0; }
.upc-channels > h2 { display: none; }
.upc-workspace .up-payment-panel { margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
.upc-workspace .up-pay-eyebrow { display: none; }
.upc-workspace .up-pay-header { margin-bottom: 18px; align-items: flex-start; gap: 14px; }
.upc-workspace .up-pay-heading { font-size: 26px; margin: 0 0 7px; }
.upc-workspace .up-pay-subtitle { font-size: 13px; }
.upc-workspace .up-pay-refresh { margin-top: -4px; font-size: 12px; }
.upc-workspace .up-pay-choices { gap: 14px; }
.upc-workspace .up-pay-card { min-height: 150px; padding: 20px 34px 18px 18px; gap: 14px; border-radius: var(--ui-radius-lg); }
.upc-workspace .up-pay-icon { width: 44px; height: 44px; border-radius: var(--ui-radius-md); }
.upc-workspace .up-pay-icon svg { width: 28px; height: 28px; }
.upc-workspace .up-pay-icon.is-usdt { border-radius: 50%; font-size: 30px; }
.upc-workspace .up-pay-title { font-size: 18px; }
.upc-workspace .up-pay-radio { width: 20px; height: 20px; top: 16px; right: 12px; font-size: 12px; }
.upc-workspace .up-pay-content { gap: 6px; }
.upc-workspace .up-pay-description { font-size: 12px; }
.upc-workspace .up-pay-notice { font-size: 12px; margin: 14px 0 0; padding: 2px 0; background: transparent; color: var(--ui-text-muted); }
.upc-workspace .up-pay-networks { padding-top: 18px; margin: 18px 0 0; }
.upc-network-heading { font-size: 16px; font-weight: 700; margin: 0 0 16px !important; color: var(--ui-text-primary); }
.upc-workspace .up-pay-networks .grid { gap: 12px; }
.upc-workspace .up-pay-networks .grid > p.col-span-full { order: 2; font-size: 11px; line-height: 1.7; margin-top: 2px; }
.upc-workspace .up-pay-networks button { min-height: 85px; padding: 16px; }
.upc-workspace .up-pay-networks button .font-medium { font-size: 14px; font-weight: 650; }
.upc-workspace .up-pay-networks button .text-xs { font-size: 11px; }
.upc-workspace .up-pay-networks button img { width: 28px; height: 28px; border-radius: 50%; margin-right: 4px; }
.upc-workspace .up-pay-footer { margin-top: 18px; padding-top: 0; border: 0; font-size: 11px; }
.upc-workspace .up-pay-recharge { margin-top: 22px; }
.upc-actions { margin-top: auto; padding-top: 18px; min-width: 0; }
.upc-actions > div:not(.upc-action-row) { font-size: 12px; line-height: 1.7; margin-bottom: 12px; padding: 8px 12px; }
.upc-action-row { display: flex; gap: 18px; flex-wrap: wrap; align-items: flex-start; justify-content: space-between; padding-top: 20px; border-top: 1px solid var(--ui-border); }
.upc-countdown { display: flex; align-items: center; gap: 7px; padding: 12px 0; min-height: 48px; color: var(--ui-text-muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.upc-countdown > span { color: var(--ui-text-primary); font-size: 15px; font-weight: 700; }
.upc-action-buttons { flex: 1 1 230px; max-width: 320px; min-width: 0; }
.upc-actions [data-upc-confirm] { min-height: 50px; width: 100%; border-radius: var(--ui-radius-md); font-size: 16px; }
.upc-actions [data-upc-refresh] { display: flex; justify-content: center; width: 100%; min-height: 40px; margin-top: 8px; padding: 6px; color: var(--ui-accent-hover); background: transparent !important; border: 0 !important; box-shadow: none !important; font-size: 12px; }
.upc-technical-details { margin-top: 20px; padding: 14px 20px; border-radius: var(--ui-radius-lg); box-shadow: none; }
.upc-technical-details > summary { min-height: 24px; font-size: 13px; cursor: pointer; }
.upc-technical-content { display: grid; gap: 16px; margin-top: 18px; }
.upc-order-toggle:focus-visible, .upc-technical-details > summary:focus-visible { outline: 2px solid currentColor; outline-offset: 4px; }
@media (max-width: 1150px) and (min-width: 901px) {
  .upc-order, .upc-workspace { padding: 24px; }
  .upc-shell { grid-template-columns: minmax(290px,.85fr) minmax(0,1.6fr); }
  .upc-workspace .up-pay-card { flex-direction: column; }
}
@media (max-width: 900px) {
  .upc-page-header { margin-top: 8px; gap: 16px; }
  .upc-page-header h1 { font-size: 26px; }
  .upc-shell { grid-template-columns: minmax(0,1fr); }
  .upc-order { padding: 20px 24px; }
  .upc-order-status { display: none; }
  .upc-order-toggle { display: flex; width: 100%; align-items: center; justify-content: space-between; gap: 16px; background: transparent; border: 0; color: var(--upc-side-ink); padding: 0; text-align: start; cursor: pointer; }
  .upc-order-toggle-copy { display: flex; gap: 6px; flex-direction: column; font-size: 12px; }
  .upc-order-toggle-copy strong { font-size: 32px; line-height: 1.25; letter-spacing: -.03em; font-variant-numeric: tabular-nums; }
  .upc-chevron { font-size: 24px; line-height: 1; transition: transform .18s; }
  .upc-chevron.is-open { transform: rotate(180deg); }
  .upc-order-body { display: none; }
  .upc-order-body.is-expanded { display: block; padding-top: 22px; }
  .upc-mobile-safety { display: block; margin: 14px 0 0; font-size: 11px; line-height: 1.8; color: color-mix(in srgb,var(--upc-side-ink) 92%,transparent); }
  .upc-order-body.is-expanded + .upc-mobile-safety { display: none; }
  .upc-workspace { padding: 24px; }
}
@media (max-width: 560px) {
  .upc-page-header { align-items: flex-start; }
  .upc-page-header h1 { font-size: 23px; }
  .upc-page-header p { font-size: 12px; }
  .upc-page-header > a { flex-shrink: 0; font-size: 11px; margin-top: 8px; }
  .upc-order { padding: 18px; }
  .upc-workspace { padding: 22px 18px 16px; }
  .upc-workspace .up-pay-header { margin-bottom: 18px; }
  .upc-workspace .up-pay-heading { font-size: 22px; }
  .upc-workspace .up-pay-card { min-height: 133px; padding: 18px 34px 18px 14px; flex-direction: row; }
  .upc-workspace .up-pay-title { font-size: 18px; }
  .upc-workspace .up-pay-networks { padding-top: 18px; margin-top: 20px; }
  .upc-workspace .up-pay-networks button { min-height: 80px; }
  .upc-action-row { gap: 4px; }
  .upc-action-buttons { max-width: none; flex-basis: 100%; }
  .upc-countdown { padding: 0 0 12px; min-height: auto; }
}
@media (prefers-reduced-motion: reduce) { .upc-chevron { transition: none; } }

/* 按用户最终确认的 C 图对齐：居中标题、通透左栏、圆角白色右栏、同排结算操作。 */
.upc-page { max-width: 1480px; }
.upc-page-header { position: relative; justify-content: center; text-align: center; margin: 12px 0 28px; }
.upc-page-header h1 { font-size: clamp(28px,3.3vw,48px); font-weight: 750; }
.upc-page-header p { display: none; }
.upc-page-header > a { position: absolute; left: 0; top: 50%; transform: translateY(-50%); }
.upc-shell { grid-template-columns: minmax(0,34%) minmax(0,66%); background: transparent; border-radius: calc(var(--ui-radius-xl) + 6px); }
.upc-order { padding: 40px 42px; background: linear-gradient(145deg,color-mix(in srgb,var(--upc-side-start) 87%,transparent),color-mix(in srgb,var(--upc-side-end) 94%,transparent)); }
.upc-order-heading { display: flex; align-items: center; flex-wrap: wrap; gap: 12px 18px; }
.upc-order-heading h2 { color: inherit; font-size: clamp(24px,2.4vw,36px); font-weight: 750; letter-spacing: -.035em; line-height: 1.3; margin: 0; }
.upc-order-heading .upc-order-status { display: inline-flex; flex-shrink: 0; font-size: 15px; margin: 0; padding: 3px 13px; border-color: color-mix(in srgb,var(--upc-side-ink) 40%,transparent); }
.upc-order-heading .upc-order-status::before { display: none; }
.upc-target { margin: 24px 0 4px; font-size: 24px; font-weight: 700; line-height: 1.45; }
.upc-original { margin: 0; font-size: 16px; line-height: 1.5; }
.upc-fees { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 9px 14px; margin: 24px 0 0; padding: 22px 0; border-block: 1px solid color-mix(in srgb,var(--upc-side-ink) 35%,transparent); font-size: 19px; line-height: 1.6; }
.upc-fees dt { min-width: 0; overflow-wrap: anywhere; }
.upc-fees dd { text-align: end; margin: 0; font-variant-numeric: tabular-nums; white-space: nowrap; }
.upc-total { padding: 20px 0 26px; border-bottom: 1px solid color-mix(in srgb,var(--upc-side-ink) 35%,transparent); }
.upc-total > span { display: block; font-size: 21px; font-weight: 700; margin-bottom: 8px; }
.upc-total > strong { display: block; font-size: clamp(40px,4.85vw,74px); font-weight: 750; line-height: 1.12; letter-spacing: -.045em; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.upc-service-notes { display: flex; gap: 13px; padding-top: 20px; font-size: 16px; line-height: 1.8; }
.upc-info-icon { display: grid; place-items: center; width: 23px; height: 23px; border: 1.5px solid currentColor; border-radius: 50%; flex-shrink: 0; margin-top: 3px; font-weight: 700; line-height: 1; }
.upc-service-notes ul { list-style: disc; padding: 0 0 0 17px; margin: 0; min-width: 0; }
.upc-service-notes li { padding-left: 2px; margin-bottom: 3px; overflow-wrap: anywhere; }
.upc-workspace { position: relative; padding: 36px 40px 32px; border-radius: calc(var(--ui-radius-xl) + 6px); }
.upc-workspace .up-pay-heading { font-size: 32px; }
.upc-workspace .up-pay-subtitle { font-size: 16px; color: var(--ui-text-secondary); }
.upc-workspace .up-pay-refresh { font-size: 14px; }
.upc-workspace .up-pay-header { margin-bottom: 26px; }
.upc-workspace .up-pay-card { min-height: 160px; padding: 24px 36px 22px 24px; gap: 16px; }
.upc-workspace .up-pay-icon { width: 48px; height: 48px; }
.upc-workspace .up-pay-title { font-size: 23px; }
.upc-workspace .up-pay-description { font-size: 14px; }
.upc-workspace .up-pay-radio { width: 23px; height: 23px; }
.upc-workspace .up-pay-networks { border: 0; padding: 0; margin-top: 26px; }
.upc-network-heading { font-size: 20px; margin-bottom: 16px !important; }
.upc-workspace .up-pay-networks .grid { gap: 14px; }
.upc-workspace .up-pay-networks button { min-height: 86px; padding: 16px 18px; }
.upc-workspace .up-pay-networks button img { width: 36px; height: 36px; margin-right: 7px; }
.upc-workspace .up-pay-networks button .font-medium { font-size: 18px; font-weight: 700; }
.upc-workspace .up-pay-networks button .text-xs { font-size: 13px; }
.upc-workspace .up-pay-notice { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; padding: 0; margin: 0; }
.upc-workspace .up-pay-footer, .upc-workspace .up-pay-networks .grid > p.col-span-full, .upc-selected-note { display: none; }
.upc-actions { padding-top: 30px; }
.upc-action-row { display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 20px; padding-top: 20px; border: 0; }
.upc-action-buttons { display: contents; }
.upc-countdown { font-size: 13px; padding: 15px 14px; border-radius: var(--ui-radius-md); background: var(--ui-bg-soft); color: var(--ui-text-primary); white-space: nowrap; }
.upc-countdown::before { content: '◷'; font-size: 23px; line-height: 1; }
.upc-actions [data-upc-confirm] { min-height: 58px; font-size: 23px; letter-spacing: .015em; }
.upc-actions [data-upc-refresh] { display: flex; align-items: center; gap: 7px; width: auto; max-width: 165px; margin: 0; font-size: 14px; font-weight: 600; line-height: 1.5; }
.upc-actions [data-upc-refresh]::before { content: '⟳'; font-size: 25px; line-height: 1; }
.upc-technical-content > * { min-width: 0; overflow-wrap: anywhere; }
.upc-technical-content { grid-template-columns: minmax(0,1fr); }
@media (max-width: 1200px) {
 .upc-order { padding: 30px 26px; }
 .upc-workspace { padding: 30px 26px; }
 .upc-fees { font-size: 15px; }
 .upc-service-notes { font-size: 13px; }
 .upc-workspace .up-pay-title { font-size: 19px; }
 .upc-workspace .up-pay-networks button .font-medium { font-size: 15px; }
 .upc-action-row { grid-template-columns: minmax(0,1fr) minmax(0,1.4fr); gap: 12px; }
 .upc-actions [data-upc-refresh] { grid-column: 2; justify-self: center; }
 .upc-actions [data-upc-confirm] { font-size: 19px; }
}
@media (max-width: 900px) {
 .upc-shell { grid-template-columns: minmax(0,1fr); }
 .upc-page-header { padding-top: 24px; }
 .upc-page-header > a { top: -4px; transform: none; margin: 0; }
 .upc-order { padding: 20px 24px; }
 .upc-workspace { border-radius: var(--ui-radius-xl); }
 .upc-workspace .up-pay-card { flex-direction: row; padding: 20px 36px 20px 18px; }
 .upc-order-heading h2 { font-size: 26px; }
 .upc-total > strong { font-size: 42px; }
}
@media (max-width: 560px) {
 .upc-page-header h1 { font-size: 28px; }
 .upc-workspace { padding: 24px 18px; }
 .upc-order { padding: 18px; }
 .upc-workspace .up-pay-heading { font-size: 24px; }
 .upc-workspace .up-pay-subtitle { font-size: 13px; }
 .upc-workspace .up-pay-refresh { font-size: 12px; }
 .upc-workspace .up-pay-card { min-height: 140px; padding: 20px 32px 18px 14px; gap: 12px; }
 .upc-workspace .up-pay-title { font-size: 19px; }
 .upc-workspace .up-pay-networks button .font-medium { font-size: 16px; }
 .upc-action-row { grid-template-columns: minmax(0,1fr); }
 .upc-countdown { justify-content: center; padding: 10px; }
 .upc-actions [data-upc-refresh] { grid-column: 1; justify-self: center; }
 .upc-actions [data-upc-confirm] { min-height: 52px; }
 .upc-technical-details { padding: 12px; }
 .upc-technical-content > * { padding: 16px !important; }
}

/* 网络标识与费用排版沿用原按钮和事件，只调整呈现。 */
.upc-workspace .up-pay-networks button { position: relative; min-height: 90px; padding-left: 84px; padding-right: 42px; }
.upc-workspace .up-pay-networks button > div { min-width: 0; }
.upc-workspace .up-pay-networks button > div:first-child > div { min-width: 0; }
.upc-workspace .up-pay-networks button img { position: absolute; left: 22px; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; margin: 0; }
.upc-workspace .up-pay-networks button .font-medium { overflow-wrap: anywhere; }
.upc-workspace .up-pay-networks button > .text-xs { margin-top: 4px; font-size: 15px; }
.upc-workspace .up-pay-networks button .theme-badge { position: absolute; width: 1px; height: 1px; clip-path: inset(50%); overflow: hidden; padding: 0; }
.upc-workspace .up-pay-networks button::after { content: ''; position: absolute; right: 18px; top: 22px; width: 24px; height: 24px; border: 2px solid var(--ui-border-strong); border-radius: 50%; box-sizing: border-box; }
.upc-workspace .up-pay-networks button.theme-selected-surface::after { content: '✓'; display: grid; place-items: center; color: var(--ui-text-on-accent); border-color: var(--ui-accent); background: var(--ui-accent); font-size: 17px; line-height: 1; }
@media (min-width: 1201px) {
 .upc-page [data-upgrade-steps] { margin: 0 40px 30px; padding: 10px 30px; }
 .upc-page [data-upgrade-steps] li, .upc-page [data-upgrade-steps] li > div { gap: 16px; }
 .upc-page [data-upgrade-steps] li > div > span:first-child { width: 36px; height: 36px; font-size: 17px; }
 .upc-page [data-upgrade-steps] li > div > span:last-child { font-size: 18px; }
}
@media (max-width: 1200px) {
 .upc-workspace .up-pay-networks button { padding-left: 58px; padding-right: 32px; }
 .upc-workspace .up-pay-networks button img { width: 30px; height: 30px; left: 14px; }
 .upc-workspace .up-pay-networks button::after { right: 10px; width: 20px; height: 20px; }
 .upc-workspace .up-pay-networks button > .text-xs { font-size: 12px; }
}
/* 覆盖像素主题默认的外悬角标，选中状态仍使用主题色，避免小屏溢出。 */
.upc-page .upc-workspace .up-pay-networks button.theme-selected-surface::before { display: none; }
.upc-page .upc-workspace .up-pay-networks button.theme-selected-surface::after { top: 22px; right: 18px; width: 24px; height: 24px; box-shadow: none; background: var(--ui-accent); color: var(--ui-text-on-accent); border: 2px solid var(--ui-accent); }
@media (max-width: 1200px) { .upc-page .upc-workspace .up-pay-networks button.theme-selected-surface::after { right: 10px; width: 20px; height: 20px; } }
/* 长文案的进度条独立换行，不挤压相邻步骤。 */
@media (max-width: 1200px) {
 .upc-page [data-upgrade-steps] li { min-width: 0; }
 .upc-page [data-upgrade-steps] li > div:not([aria-hidden]) { min-width: 0; flex-shrink: 1; }
 .upc-page [data-upgrade-steps] li > div > span:first-child { flex-shrink: 0; }
 .upc-page [data-upgrade-steps] li > div > span:last-child { min-width: 0; overflow-wrap: anywhere; }
}
@media (max-width: 640px) {
 .upc-page [data-upgrade-steps] { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 8px; padding: 12px 8px; }
 .upc-page [data-upgrade-steps] li { justify-content: center; align-self: start; }
 .upc-page [data-upgrade-steps] li > div[aria-hidden] { display: none; }
 .upc-page [data-upgrade-steps] li > div:not([aria-hidden]) { flex-direction: column; gap: 6px; }
 .upc-page [data-upgrade-steps] li > div > span:last-child { font-size: 10px; line-height: 1.5; text-align: center; }
}

/* 整块结算区缩小 8%；zoom 参与布局，不使用 transform 造成裁切或点击坐标偏移。 */
.upc-page { zoom: .92; }
/* 深色像素主题仍保留明确的选中勾选，不让全局角标覆盖。 */
.upc-page .upc-workspace .up-pay-networks button.theme-selected-surface::after { content: '✓'; display: grid; place-items: center; }
/* 窄屏保留触控面积；文本与内容间距仍按整体比例缩小。 */
@media (max-width: 900px) {
 .upc-workspace .up-pay-refresh, .upc-actions [data-upc-refresh], .upc-technical-details > summary { min-height: 48px; }
 .upc-technical-details > summary { align-content: center; }
}

/* ===== v3 视觉精修：单卡片结构、统一选中态与字号层级；只改呈现，不动结构、金额与事件。 ===== */
.upc-page {
  --upc-line: var(--ui-border);
  --upc-card: color-mix(in srgb, var(--ui-bg-page) 28%, var(--ui-bg-elevated));
  --upc-card-hover: color-mix(in srgb, var(--ui-accent) 6%, var(--upc-card));
  --upc-pick: color-mix(in srgb, var(--ui-accent) 11%, var(--ui-bg-elevated));
  --upc-ring: 0 0 0 3px var(--ui-accent-soft);
  --upc-amount: var(--ui-text-primary);
  --upc-r: var(--ui-radius-lg);
}
:root.dark .upc-page { --upc-card: color-mix(in srgb, var(--ui-bg-page) 45%, var(--ui-bg-elevated)); --upc-amount: var(--ui-accent); }

/* 标题与返回 */
.upc-page .upc-page-header { margin: 4px 0 26px; }
.upc-page .upc-page-header h1 { margin: 0; font-size: clamp(24px, 2.3vw, 34px); font-weight: 800; letter-spacing: -.02em; }
.upc-page .upc-page-header > a { display: inline-flex; align-items: center; gap: 6px; padding: 6px 13px 6px 10px; border: 1px solid var(--upc-line); border-radius: 999px; background: var(--upc-card); color: var(--ui-text-secondary); font-size: 13px; font-weight: 600; text-decoration: none; }
.upc-page .upc-page-header > a::before { content: '←'; }
.upc-page .upc-page-header > a:hover { color: var(--ui-text-primary); border-color: var(--ui-border-strong); text-decoration: none; }
@media (min-width: 1201px) {
 .upc-page [data-upgrade-steps] { margin: 0 0 22px; padding: 10px 28px; }
 .upc-page [data-upgrade-steps] li > div > span:first-child { width: 30px; height: 30px; font-size: 14px; }
 .upc-page [data-upgrade-steps] li > div > span:last-child { font-size: 15px; }
}

/* 外壳：一张卡片，左侧为淡强调色订单栏 */
.upc-page .upc-shell { grid-template-columns: minmax(300px, 30%) minmax(0, 1fr); border: 1px solid var(--upc-line); background: var(--ui-bg-elevated); }
.upc-page .upc-order {
  --upc-side-ink: var(--ui-text-primary);
  padding: 32px 30px; color: var(--ui-text-primary); border-right: 1px solid var(--upc-line);
  background: linear-gradient(180deg, color-mix(in srgb, var(--ui-accent) 16%, transparent), color-mix(in srgb, var(--ui-accent) 4%, transparent) 70%), var(--upc-card);
}
.upc-page .upc-order-heading { gap: 10px 12px; }
.upc-page .upc-order-heading h2 { font-size: 20px; font-weight: 750; letter-spacing: -.01em; }
.upc-page .upc-order-heading .upc-order-status { gap: 6px; padding: 3px 10px; border: 0; color: var(--ui-warning); background: var(--ui-warning-soft); font-size: 12px; font-weight: 700; }
.upc-page .upc-order-heading .upc-order-status::before { display: block; }
.upc-page .upc-target { margin: 22px 0 4px; font-size: 16px; font-weight: 700; }
.upc-page .upc-original { color: var(--ui-text-muted); font-size: 13px; }
.upc-page .upc-fees { margin-top: 20px; padding: 16px 0; gap: 10px 12px; border-block: 1px dashed var(--upc-line); font-size: 14px; }
.upc-page .upc-fees dt { color: var(--ui-text-secondary); }
.upc-page .upc-fees dd { color: var(--ui-text-primary); font-weight: 600; }
.upc-page .upc-total { padding: 18px 0 20px; border-bottom: 0; }
.upc-page .upc-total > span { margin-bottom: 4px; color: var(--ui-text-muted); font-size: 13px; font-weight: 600; }
.upc-page .upc-total > strong { color: var(--upc-amount); font-size: clamp(36px, 3.4vw, 48px); font-weight: 800; letter-spacing: -.03em; }
.upc-page .upc-service-notes { padding: 14px 16px; border: 1px solid var(--upc-line); border-radius: var(--ui-radius-md); background: color-mix(in srgb, var(--ui-bg-page) 45%, transparent); color: var(--ui-text-secondary); font-size: 12.5px; line-height: 1.7; }
.upc-page .upc-info-icon { display: none; }
.upc-page .upc-service-notes ul { display: grid; gap: 6px; list-style: none; padding: 0; }
.upc-page .upc-service-notes li { position: relative; margin: 0; padding-left: 16px; }
.upc-page .upc-service-notes li::before { content: ''; position: absolute; left: 1px; top: .66em; width: 6px; height: 6px; border-radius: 50%; background: var(--ui-accent); }
.upc-page .upc-service-notes li:last-child { color: var(--ui-text-primary); font-weight: 600; }
.upc-page .upc-service-notes li:last-child::before { background: var(--ui-warning); }

/* 右侧：付款方式卡片 */
.upc-page .upc-workspace { padding: 30px 34px 28px; border-radius: 0; background: transparent; }
.upc-page .upc-workspace .up-pay-header { margin-bottom: 18px; align-items: center; }
.upc-page .upc-workspace .up-pay-heading { margin: 0 0 4px; font-size: 22px; font-weight: 800; }
.upc-page .upc-workspace .up-pay-subtitle { color: var(--ui-text-muted); font-size: 13px; }
.upc-page .upc-workspace .up-pay-refresh { margin: 0; font-size: 13px; }
.upc-page .upc-workspace .up-pay-choices { gap: 12px; }
.upc-page .upc-workspace .up-pay-card { min-height: 0; padding: 18px 48px 18px 18px; gap: 14px; border: 1.5px solid var(--upc-line); border-radius: var(--upc-r); background: var(--upc-card); box-shadow: none; }
.upc-page .upc-workspace .up-pay-card:not(.is-unavailable):hover { border-color: color-mix(in srgb, var(--ui-accent) 55%, var(--upc-line)); background: var(--upc-card-hover); box-shadow: none; }
.upc-page .upc-workspace .up-pay-card.is-selected { border-color: var(--ui-accent); background: var(--upc-pick); box-shadow: var(--upc-ring); }
.upc-page .upc-workspace .up-pay-icon { width: 42px; height: 42px; }
.upc-page .upc-workspace .up-pay-icon.is-usdt { font-size: 26px; }
.upc-page .upc-workspace .up-pay-content { gap: 5px; }
.upc-page .upc-workspace .up-pay-title { font-size: 16px; font-weight: 750; }
.upc-page .upc-workspace .up-pay-balance { font-size: 13px; }
.upc-page .upc-workspace .up-pay-badge { padding: 1px 8px; font-size: 11.5px; }
.upc-page .upc-workspace .up-pay-badge.is-selected { display: none; }
.upc-page .upc-workspace .up-pay-description { color: var(--ui-text-muted); font-size: 12.5px; line-height: 1.6; }
.upc-page .upc-workspace .up-pay-radio { top: 18px; right: 16px; width: 20px; height: 20px; font-size: 12px; }

/* 转账网络：与付款方式同一套卡片与选中态，去掉夜间像素冰块条纹 */
.upc-page .upc-network-heading { margin: 0 0 12px !important; color: var(--ui-text-secondary); font-size: 14px !important; font-weight: 700; letter-spacing: .02em; }
.upc-page .upc-workspace .up-pay-networks { margin-top: 24px; }
.upc-page .upc-workspace .up-pay-networks .grid { gap: 12px; }
.upc-page .upc-shell .up-pay-networks button,
.upc-page .upc-shell .up-pay-networks button.theme-interactive-surface,
.upc-page .upc-shell .up-pay-networks button.theme-selected-surface {
  min-height: 72px; padding: 14px 46px 14px 64px; transform: none !important;
  border: 1.5px solid var(--upc-line) !important; border-radius: var(--upc-r) !important;
  background: var(--upc-card) !important; color: var(--ui-text-primary) !important; box-shadow: none !important;
}
.upc-page .upc-shell .up-pay-networks button:not(:disabled):hover { border-color: color-mix(in srgb, var(--ui-accent) 55%, var(--upc-line)) !important; background: var(--upc-card-hover) !important; }
.upc-page .upc-shell .up-pay-networks button.theme-selected-surface,
.upc-page .upc-shell .up-pay-networks button.theme-selected-surface:not(:disabled):hover { border-color: var(--ui-accent) !important; background: var(--upc-pick) !important; box-shadow: var(--upc-ring) !important; }
.upc-page .upc-shell .up-pay-networks button img { left: 18px; width: 32px; height: 32px; }
.upc-page .upc-shell .up-pay-networks button .font-medium { color: var(--ui-text-primary) !important; font-size: 15px; font-weight: 750; }
.upc-page .upc-shell .up-pay-networks button > .text-xs { margin-top: 3px; color: var(--ui-text-muted) !important; font-size: 12.5px; }
.upc-page .upc-shell .up-pay-networks button::after,
.upc-page .upc-shell .up-pay-networks button.theme-selected-surface::after { content: ''; position: absolute; top: 50%; right: 16px; width: 20px; height: 20px; margin-top: -10px; border: 2px solid var(--ui-border-strong); border-radius: 50%; background: transparent; box-shadow: none; }
.upc-page .upc-shell .up-pay-networks button.theme-selected-surface::after { content: '✓'; display: grid; place-items: center; top: 50%; right: 16px; width: 20px; height: 20px; border-color: var(--ui-accent); background: var(--ui-accent); color: var(--ui-text-on-accent); font-size: 12px; font-weight: 800; line-height: 1; }
.upc-page .upc-shell .up-pay-networks button.theme-selected-surface::before { display: none; }

/* 结算操作行 */
.upc-page .upc-actions { padding-top: 22px; }
.upc-page .upc-actions > div:not(.upc-action-row) { border-radius: var(--ui-radius-md); }
.upc-page .upc-action-row { gap: 14px; padding-top: 20px; border-top: 1px solid var(--upc-line); }
.upc-page .upc-countdown { min-height: 52px; padding: 0 16px; gap: 8px; border: 1px solid var(--upc-line); border-radius: var(--ui-radius-md); background: var(--upc-card); color: var(--ui-text-muted); font-size: 13px; }
.upc-page .upc-countdown::before { color: var(--ui-text-muted); font-size: 18px; }
.upc-page .upc-countdown > span { color: var(--ui-text-primary); font-size: 16px; letter-spacing: .04em; }
.upc-page .upc-actions [data-upc-confirm] { min-height: 52px; font-size: 17px; font-weight: 800; letter-spacing: .04em; }
.upc-page .upc-actions [data-upc-refresh] { color: var(--ui-text-secondary); font-size: 13px; }
.upc-page .upc-actions [data-upc-refresh]::before { font-size: 18px; }
.upc-page .upc-actions [data-upc-refresh]:hover { color: var(--ui-accent); }

/* 底部技术明细：轻量折叠条，不再像一块空面板 */
.upc-page details.upc-technical-details { margin-top: 14px; padding: 0; border: 1px solid var(--upc-line) !important; border-radius: var(--upc-r) !important; background: color-mix(in srgb, var(--ui-bg-elevated) 82%, transparent) !important; box-shadow: none !important; backdrop-filter: blur(6px); }
.upc-page details.upc-technical-details[open] { background: var(--ui-bg-elevated) !important; }
.upc-page details.upc-technical-details > summary { display: flex; align-items: center; gap: 10px; padding: 12px 18px; list-style: none; color: var(--ui-text-muted); font-size: 13px; font-weight: 600; }
.upc-page details.upc-technical-details > summary::-webkit-details-marker { display: none; }
.upc-page details.upc-technical-details > summary::before { content: ''; flex: none; width: 7px; height: 7px; border: 0; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; border-radius: 0; background: none; box-shadow: none; transform: rotate(-45deg); transition: transform .18s; }
.upc-page details.upc-technical-details[open] > summary::before { transform: rotate(45deg); }
.upc-page details.upc-technical-details > summary:hover { color: var(--ui-text-primary); }
.upc-page .upc-technical-content { margin: 0; padding: 0 18px 18px; }

@media (max-width: 1200px) {
 .upc-page .upc-order { padding: 26px 22px; }
 .upc-page .upc-workspace { padding: 26px 24px; }
 .upc-page .upc-shell .up-pay-networks button { padding-left: 56px; padding-right: 40px; }
 .upc-page .upc-shell .up-pay-networks button img { left: 14px; width: 30px; height: 30px; }
 .upc-page .upc-shell .up-pay-networks button::after, .upc-page .upc-shell .up-pay-networks button.theme-selected-surface::after { right: 12px; }
}
@media (max-width: 900px) {
 .upc-page .upc-shell { grid-template-columns: minmax(0, 1fr); }
 .upc-page .upc-order { padding: 18px 20px; border-right: 0; border-bottom: 1px solid var(--upc-line); }
 .upc-page .upc-order-toggle { color: var(--ui-text-primary); }
 .upc-page .upc-order-toggle-copy { color: var(--ui-text-muted); font-size: 13px; font-weight: 600; }
 .upc-page .upc-order-toggle-copy strong { color: var(--upc-amount); font-size: 30px; font-weight: 800; }
 .upc-page .upc-chevron { display: grid; place-items: center; flex: none; width: 34px; height: 34px; border: 1px solid var(--upc-line); border-radius: 50%; background: var(--upc-card); color: var(--ui-text-secondary); font-size: 0; }
 .upc-page .upc-chevron::before { content: ''; width: 7px; height: 7px; border-right: 2px solid currentColor; border-bottom: 2px solid currentColor; transform: translateY(-2px) rotate(45deg); }
 .upc-page .upc-order-body.is-expanded { padding-top: 16px; }
 .upc-page .upc-order-body .upc-total { display: none; }
 .upc-page .upc-mobile-safety { margin-top: 12px; padding: 10px 12px; border-radius: var(--ui-radius-md); background: var(--ui-warning-soft); color: var(--ui-text-secondary); font-size: 12.5px; line-height: 1.7; }
 .upc-page .upc-workspace { padding: 22px 20px; }
}
@media (max-width: 560px) {
 .upc-page .upc-page-header > a { padding: 4px 10px 4px 8px; font-size: 12px; }
 .upc-page .upc-workspace { padding: 20px 16px; }
 .upc-page .upc-order { padding: 16px; }
 .upc-page .upc-workspace .up-pay-heading { font-size: 20px; }
 .upc-page .upc-workspace .up-pay-card { padding: 16px 44px 16px 14px; gap: 12px; }
 .upc-page .upc-workspace .up-pay-icon { width: 38px; height: 38px; }
 .upc-page .upc-shell .up-pay-networks button { min-height: 66px; }
 .upc-page .upc-countdown { min-height: 44px; }
}
@media (prefers-reduced-motion: reduce) { .upc-page details.upc-technical-details > summary::before { transition: none; } }