:root{--font-ui:ui-monospace,SFMono-Regular,Consolas,"Liberation Mono",monospace;--font-display:Arial,Helvetica,sans-serif;
 --bg:#141518;--panel:#1c1e22;--panel2:#232529;--line:#36383d;--text:#e7e8eb;--strong:#f4f4f5;--muted:#9c9fa6;--accent:#ff914f;--soft:#ffb487;--bad:#ff8a80;--good:#8fd6a3;--well:#111214}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font:14px/1.55 var(--font-ui)}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:8px;z-index:99;background:var(--panel2);padding:8px 12px;color:var(--text)}
header.site{position:sticky;top:0;z-index:30;display:flex;align-items:center;gap:26px;height:68px;padding:12px 32px;background:#232529;border-bottom:1px solid #36383d;font:13px/1.5 var(--font-ui);color:#e7e8eb}
header.site nav{display:flex;align-items:center;gap:24px}
header.site nav a,.site-updates,.site-docs{font:14px/1.4 var(--font-ui);color:#e7e8eb;text-decoration:none;white-space:nowrap}
header.site nav a:hover,.site-updates:hover,.site-docs:hover{text-decoration:underline;text-underline-offset:5px}
.site-updates{margin-left:auto}
.wordmark{flex:none;font:800 23px/1.3 var(--font-display);letter-spacing:-1px;color:#e1e2e4;text-decoration:none}
.wordmark span{color:var(--accent)}.wordmark sup{margin-left:5px;font:400 11px var(--font-ui);letter-spacing:normal;color:var(--muted)}
@media(max-width:860px){header.site{gap:16px;padding:12px 16px;overflow:hidden}header.site nav,.site-updates,.site-docs{display:none}}
.mv{position:relative;max-width:720px;margin:0 auto;padding:36px 16px 72px}
.glow{position:absolute;inset:-40px 0 auto;height:320px;z-index:-1;background:radial-gradient(520px 240px at 50% 0,rgba(255,145,79,.16),transparent 70%);pointer-events:none}
.hero{margin:8px 0 26px}
.chip{display:inline-block;border:1px solid rgba(255,145,79,.45);color:var(--soft);border-radius:999px;padding:2px 10px;font-size:12px}
h1{font:800 34px/1.15 var(--font-display);letter-spacing:-.5px;color:var(--strong);margin:14px 0 10px}
.lead{color:#c8cad0;margin:0;max-width:62ch}
.card{scroll-margin-top:84px;background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;margin:0 0 14px}
h2{display:flex;align-items:center;gap:10px;font:700 17px/1.3 var(--font-display);color:var(--strong);margin:0 0 12px}
.n{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;background:rgba(255,145,79,.15);color:var(--accent);font:600 12px var(--font-ui)}
label{display:block;font-size:13px;color:#c8cad0;margin:14px 0 6px}
input,textarea,select{width:100%;min-width:0;background:var(--well);border:1px solid var(--line);border-radius:10px;color:var(--text);font:13px/1.45 var(--font-ui);padding:10px 12px}
input::placeholder,textarea::placeholder{color:#5f6268}
input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent)}
.row{display:flex;gap:8px}.row input{flex:1}
button{font:600 14px var(--font-ui);border-radius:10px;padding:10px 16px;cursor:pointer;border:1px solid var(--line);color:var(--text);background:transparent;white-space:nowrap}
button.primary{background:var(--accent);border-color:var(--accent);color:#1a0f08}
button.primary:disabled{opacity:.4;cursor:default}
button.ghost:hover{border-color:var(--accent);color:var(--soft)}
button.small{font-size:12.5px;padding:6px 11px}
.actions{display:flex;gap:8px;align-items:center;margin-top:16px}.actions .primary{flex:1}
.hint,.muted{color:var(--muted);font-size:12.5px;margin:6px 0}
.small{font-size:12px}
.error{color:var(--bad);font-size:13px;margin:10px 0 0}
.check{font-size:13px;margin:8px 0 0}.check.ok{color:var(--good)}.check.bad{color:var(--bad)}
.tokens{list-style:none;margin:14px 0 4px;padding:0}
.tokens li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--line)}.tokens li:first-child{border-top:0}
.tokens b{font:700 20px var(--font-display);color:var(--strong)}
.textbox{position:relative;background:var(--well);border:1px solid var(--line);border-radius:10px;padding:12px 12px 48px}
.textbox pre{margin:0;white-space:pre-wrap;word-break:break-all;font:12.5px/1.5 var(--font-ui)}
.textbox button{position:absolute;right:10px;bottom:10px}
.tabs{display:flex;gap:6px;margin:16px 0 4px}
.tabs button{padding:6px 12px;font-size:13px;border-radius:999px}
.tabs button[aria-selected=true]{border-color:var(--accent);color:var(--soft)}
.how{margin:8px 0 0;padding-left:20px;color:#c8cad0;font-size:13px}.how li{margin:3px 0}.how b{color:var(--text)}
.paybox{display:flex;gap:16px;align-items:center;background:var(--well);border:1px solid var(--line);border-radius:10px;padding:14px;margin:12px 0 4px}
.paybox canvas{flex:none;width:168px;height:168px;background:#fff;border-radius:8px}
.paydetail{flex:1;min-width:0}
.payrow{display:flex;align-items:center;gap:10px;padding:8px 0;border-top:1px solid var(--line)}.payrow:first-child{border-top:0}
.payrow .k{color:var(--muted);font-size:12.5px;width:56px;flex:none}.payrow .v{flex:1}.payrow .v b{font:700 18px var(--font-display);color:var(--strong)}
.payrow code{flex:1;min-width:0;font:12px/1.45 var(--font-ui);word-break:break-all}
.open{display:inline-block;margin-top:6px;color:var(--soft);font-size:13px}
.status{font-size:14px;margin:14px 0 0;padding:10px 12px;border-radius:10px;background:rgba(255,145,79,.08);border:1px solid rgba(255,145,79,.25)}
.status.good{background:rgba(143,214,163,.08);border-color:rgba(143,214,163,.3);color:var(--good)}
.status.bad{background:rgba(255,138,128,.08);border-color:rgba(255,138,128,.3);color:var(--bad)}
.notes{margin-top:26px;color:#c8cad0;font-size:13px}.notes h2{font-size:15px}.notes ul{padding-left:18px;margin:0}.notes li{margin:6px 0}
@media(max-width:560px){.paybox{flex-direction:column;align-items:stretch}.paybox canvas{align-self:center}h1{font-size:27px}}