:root{--black:#000;--white:#fff;--blue:#0062ff;--muted:#9b9b9b;--line:#ffffff2e;--panel:#070707;--sans:"IBM Plex Sans","Noto Sans SC","PingFang SC",sans-serif;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;font-family:var(--sans);font-synthesis:none}*{box-sizing:border-box}html,body{background:var(--black);min-width:320px;min-height:100%;color:var(--white);margin:0}body{font-family:var(--sans);-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.55}button,a{font:inherit}a{color:inherit}.support-header{z-index:10;background:linear-gradient(#000000eb,#0000);justify-content:space-between;align-items:center;width:100%;height:76px;padding:0 clamp(20px,3vw,48px);display:flex;position:fixed;top:0;left:0}.wordmark{opacity:.78;width:98px;transition:opacity .2s;display:block}.wordmark:hover,.wordmark:focus-visible{opacity:1}.wordmark img{width:100%;height:auto;display:block}.language-toggle{color:#fff;text-align:center;cursor:pointer;background:#000;border:1px solid #ffffff4d;border-radius:50%;place-items:center;width:44px;height:44px;padding:0;font-size:12px;line-height:1;transition:border-color .2s,background .2s;display:grid;position:relative}.language-toggle:hover,.language-toggle:focus-visible{background:#ffffff14;border-color:#fff;outline:none}.support-main{place-items:center;min-height:calc(100svh - 84px);padding:clamp(108px,12vh,148px) clamp(18px,5vw,76px) 52px;display:grid}.support-sheet{grid-template-columns:minmax(260px,.72fr) minmax(560px,1.28fr);align-items:center;gap:clamp(52px,8vw,130px);width:min(1160px,100%);display:grid}.support-copy{align-self:start;padding-top:8px}.eyebrow{color:var(--muted);letter-spacing:.16em;text-transform:uppercase;margin:0 0 18px;font-size:12px;font-weight:500}h1{letter-spacing:-.055em;text-wrap:balance;margin:0;font-size:clamp(46px,5.8vw,82px);font-weight:400;line-height:.98}html[lang^=zh] h1{white-space:nowrap;width:max-content}.intro{color:#d4d4d4;text-wrap:pretty;max-width:390px;margin:32px 0 0;font-size:clamp(17px,1.35vw,20px);line-height:1.7}.note{color:var(--muted);letter-spacing:.05em;margin:22px 0 0;font-size:12px}.payment-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;display:grid}.payment-column{min-width:0}.payment-method{border:1px solid var(--line);background:var(--panel);border-radius:16px;min-width:0;margin:0;padding:14px 14px 18px}.qr-frame{aspect-ratio:1;background:#fff;border-radius:10px;place-items:center;display:grid;position:relative;overflow:hidden}.qr-frame img{z-index:2;object-fit:contain;background:#fff;width:100%;height:100%;display:none;position:relative}.qr-frame.is-loaded img{display:block}.qr-placeholder{color:#6f6f6f;letter-spacing:.08em;background:#f5f5f3;border:1px dashed #00000042;place-items:center;width:100%;height:100%;font-size:13px;display:grid}.qr-frame.is-loaded .qr-placeholder{display:none}.payment-label{justify-content:space-between;align-items:center;gap:12px;padding:12px 0 0;display:flex}.payment-label>span{gap:1px;display:grid}.payment-label strong{font-size:17px;font-weight:500}.payment-label small{color:var(--muted);font-size:12px;font-weight:400}.qr-download{color:#bcbcbc;white-space:nowrap;align-items:center;min-height:44px;font-size:12px;text-decoration:none;transition:color .2s;display:inline-flex}.qr-download:hover,.qr-download:focus-visible{color:#fff;text-underline-offset:4px;outline:none;text-decoration:underline}.same-device-tip{color:#999;text-align:right;text-wrap:pretty;margin:16px 0 0;font-size:12px;line-height:1.6}.support-footer{color:#777;letter-spacing:.08em;justify-content:flex-end;align-items:center;height:84px;padding:0 clamp(20px,5vw,76px);font-size:11px;display:flex}html.is-embedded .support-header,html.is-embedded .support-footer{display:none}html.is-embedded .support-main{min-height:100svh;padding-top:max(32px,env(safe-area-inset-top));padding-bottom:max(32px,env(safe-area-inset-bottom))}@media (width<=1000px){.support-main{place-items:start center}.support-sheet{grid-template-columns:1fr;gap:46px}.support-copy{max-width:620px}.intro{margin-top:24px}.payment-grid{width:100%}}@media (width<=560px){.support-main{padding-inline:16px}.support-sheet{gap:34px}.payment-grid{grid-template-columns:1fr;gap:14px}.payment-method{border-radius:14px;width:min(360px,100%);margin-inline:auto;padding:10px 10px 14px}.qr-frame{border-radius:9px}.payment-label{gap:10px;padding-top:10px;display:flex}.payment-label strong{font-size:16px}.payment-label small{display:block}.qr-download{justify-self:auto}.same-device-tip{text-align:left}.note{font-size:11px}}@media (prefers-reduced-motion:reduce){.wordmark,.language-toggle,.qr-download{transition:none}}