:root{color-scheme:light dark;--fl-choice-gap:12px;--fl-choice-radius:6px;--fl-bg:#f7f8fa;--fl-surface:#fff;--fl-muted-surface:#eef0f3;--fl-text:#171b23;--fl-muted:#687386;--fl-border:#dde1e7;--fl-action:#2f4bb0;--fl-action-text:#2f4bb0;--fl-on-action:#fff;--fl-success:#20714d;--fl-warning:#8b5b16;--fl-error:#96343b;font-family:system-ui,-apple-system,Noto Sans SC,sans-serif;color:var(--fl-text);background:var(--fl-bg);font-size:16px;line-height:1.6}@media (prefers-color-scheme:dark){:root{--fl-bg:#171b23;--fl-surface:#0b0d11;--fl-muted-surface:#303846;--fl-text:#ffffff;--fl-muted:#dde1e7;--fl-border:#303846;--fl-action:#3b5ccc;--fl-action-text:#9cadff;--fl-success:#2f9b69;--fl-warning:#c98624;--fl-error:#df6370}}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}a{color:var(--fl-action-text)}h1,h2,p{margin-block-start:0}h1{font-size:clamp(1.8rem,4vw,3rem);line-height:1.25}h2{font-size:1.125rem;line-height:1.5}button,a,input,select{touch-action:manipulation}:focus-visible{outline:3px solid var(--fl-action);outline-offset:4px}.fl-button{min-block-size:48px;max-inline-size:100%;padding:.65rem 1.25rem;border:1px solid transparent;border-radius:10px;cursor:pointer;white-space:normal;overflow-wrap:anywhere;font-weight:600}.fl-button--primary{background:var(--fl-action);color:var(--fl-on-action)}.fl-button--secondary{background:var(--fl-muted-surface);color:var(--fl-text)}.fl-button--danger{background:var(--fl-error);color:var(--fl-surface)}.fl-button:active:not(:disabled){filter:brightness(.9)}.fl-button:disabled{opacity:.55;cursor:default}.fl-card{padding:24px;border:1px solid var(--fl-border);border-radius:16px;background:var(--fl-surface);min-inline-size:0;overflow-wrap:anywhere}.fl-card>:last-child{margin-block-end:0}.fl-muted{color:var(--fl-muted)}.fl-field{display:grid;gap:8px;min-inline-size:0}.fl-field label{font-weight:600}.fl-field input,.fl-language select{min-block-size:48px;inline-size:100%;border:1px solid var(--fl-border);border-radius:10px;background:var(--fl-surface);color:var(--fl-text);padding:12px 16px}.fl-field input[aria-invalid=true]{border-color:var(--fl-error)}.fl-field input:disabled{background:var(--fl-muted-surface)}.fl-field p{margin:0;font-size:.875rem}.fl-field__error,.fl-notice--error h2,.fl-status--error{color:var(--fl-error)}.fl-notice--warning h2,.fl-status--warning{color:var(--fl-warning)}.fl-notice--info h2,.fl-status--info{color:var(--fl-action-text)}.fl-status--success{color:var(--fl-success)}.fl-status{font-weight:600}.fl-file strong{display:block;overflow-wrap:anywhere}.fl-language{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.fl-language select{inline-size:auto;max-inline-size:100%}@media (prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}.fl-choice{display:flex;align-items:flex-start;gap:var(--fl-choice-gap);min-block-size:48px;min-inline-size:0;cursor:pointer;color:var(--fl-text)}.fl-choice__control{position:relative;display:inline-flex;flex:none;inline-size:20px;block-size:20px;margin-block-start:.2em}.fl-choice__input{appearance:none;inline-size:20px;block-size:20px;margin:0;border:1.5px solid var(--fl-muted);border-radius:var(--fl-choice-radius);background:var(--fl-surface);cursor:inherit}.fl-choice__input:checked{background:var(--fl-action);border-color:var(--fl-action)}.fl-choice__check{position:absolute;inset-block-start:4px;inset-inline-start:4px;pointer-events:none;color:var(--fl-on-action);display:none}.fl-choice__input:checked+.fl-choice__check{display:block}.fl-choice__label{min-inline-size:0;overflow-wrap:anywhere}.fl-choice:has(.fl-choice__input:focus-visible){outline:2px solid var(--fl-action);outline-offset:4px;border-radius:var(--fl-choice-radius)}.fl-choice__input:focus-visible{outline:none}.fl-choice[data-disabled]{cursor:default;color:var(--fl-muted)}.fl-choice__input:disabled{background:var(--fl-muted-surface);border-color:var(--fl-muted)}.fl-choice__input:disabled+.fl-choice__check{color:var(--fl-muted)}@media (forced-colors:active){.fl-choice__input{appearance:auto}.fl-choice__check,.fl-choice__input:checked+.fl-choice__check{display:none}.fl-choice:has(.fl-choice__input:focus-visible){outline-color:Highlight}}.wechat-payment-qr{display:grid;justify-items:center;gap:var(--fl-space-3,12px);padding:var(--fl-space-5,24px);text-align:center;border:1px solid var(--fl-border);border-radius:var(--fl-radius-md,12px)}.wechat-payment-qr h3{display:flex;align-items:center;gap:8px;margin:0}.wechat-payment-code{display:block;width:256px;max-width:100%;height:auto;background:#fff}.wechat-payment-qr p{margin:0;max-width:32em}