:root{--ground:#ffffff;--surface:#f6f8fb;--border:#e6eaf2;--navy:#18294d;--body:#4b5563;--muted:#7a869c;--accent:#94bbd9;--accent-hover:#7ea9cc;--radius:10px;--radius-sm:8px;--shadow:0 1px 2px rgba(24,41,77,0.06),0 4px 16px rgba(24,41,77,0.05);--font:Inter,-apple-system,"Segoe UI",Roboto,sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:var(--font);color:var(--body);background:var(--ground);line-height:1.55;-webkit-font-smoothing:antialiased}h1,h2,h3,h4{line-height:1.25;margin:0 0 .4em;font-weight:600}a,h1,h2,h3,h4{color:var(--navy)}p{margin:0 0 1em}.site-header{border-bottom:1px solid var(--border);background:var(--ground)}.site-header-inner{max-width:880px;margin:0 auto;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px}.wordmark{font-weight:700;letter-spacing:.02em;color:var(--navy);font-size:20px;text-decoration:none}.wordmark 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transparent;white-space:nowrap}.pill-pending{background:#fff6e6;color:#915c00;border-color:#f5e2b8}.pill-confirmed{background:#e8f3ea;color:#216e39;border-color:#bfe0c7}.pill-declined{background:#fbeaea;color:#b42318;border-color:#f0cfca}.dl{display:grid;grid-template-columns:150px 1fr;grid-gap:8px 16px;gap:8px 16px;font-size:15px}.dl dt{color:var(--muted);font-size:14px}.dl dd{margin:0;color:var(--navy)}@media (max-width:560px){.dl{grid-template-columns:1fr;gap:2px 0}.dl dd{margin-bottom:10px}}.codebox{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;padding:10px 12px;word-break:break-all;color:var(--navy)}.codebox,pre.preview{background:var(--ground);border:1px solid var(--border);border-radius:var(--radius-sm)}pre.preview{white-space:pre-wrap;word-break:break-word;font-family:var(--font);font-size:14px;padding:14px 16px;color:var(--body);margin:0}.notice{border-radius:var(--radius-sm);padding:12px 14px;font-size:14px;margin-bottom:16px;border:1px solid var(--border)}.notice-info{background:#eef4fb;border-color:#cfe0f1;color:var(--navy)}.notice-warn{background:#fff6e6;border-color:#f5e2b8;color:#915c00}.notice-success{background:#e8f3ea;border-color:#bfe0c7;color:#216e39}.notice-error{background:#fbeaea;border-color:#f0cfca;color:#b42318}.empty{text-align:center;padding:48px 20px;color:var(--muted)}.resp-yes{color:#216e39;font-weight:600}.resp-no{color:var(--muted)}.divider{height:1px;background:var(--border);border:0;margin:20px 0}.center-narrow{max-width:420px;margin:64px auto;padding:0 20px}