:root{--ink:#273e37;--muted:#68796d;--sage:#e9f0e7;--line:#d7e0d4;--cream:#faf9f4;--accent:#34674e;--rose:#f5e5e3}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}header,footer{max-width:1080px;margin:auto;padding:24px 32px;display:flex;align-items:center;justify-content:space-between}header{border-bottom:1px solid var(--line)}.brand{font:600 24px/1.2 Georgia,serif;text-decoration:none;color:var(--ink)}.brand span{display:block;font:12px/2 system-ui,sans-serif;letter-spacing:1px}.header-note,.muted,footer{color:var(--muted);font-size:13px}main{max-width:1000px;margin:40px auto 70px;padding:0 26px}h1{font:normal clamp(34px,6vw,58px)/1.08 Georgia,serif;letter-spacing:-1px;margin:14px 0 22px}h2{font:normal 28px/1.2 Georgia,serif;margin:0 0 16px}h3{font-size:17px;margin:0 0 12px}p{margin:12px 0 20px}.eyebrow{text-transform:uppercase;font-size:11px;letter-spacing:2px;color:var(--muted)}.hero{padding:34px;border-radius:22px;background:var(--sage);margin-bottom:28px}.hero p{max-width:620px}.grid{display:grid;grid-template-columns:1.15fr 1fr;gap:26px;align-items:start}.card{padding:28px;background:white;border:1px solid var(--line);border-radius:18px;margin-bottom:20px}.badge{display:inline-block;border-radius:30px;padding:5px 12px;background:#fff9;font-size:12px}.notice{padding:18px 22px;border-radius:12px;background:#f4eedc;margin:20px 0}.error{background:var(--rose);color:#7e3732}.success{background:#e2f1e5;color:#255e3a}label{display:block;font-size:14px;margin:16px 0 6px}input,select,button,textarea{font:inherit}input:not([type=checkbox]):not([type=radio]),select,textarea{display:block;width:100%;padding:12px 14px;border:1px solid #bac8ba;border-radius:9px;background:#fff;color:var(--ink)}input:focus,select:focus,button:focus-visible{outline:3px solid #a9c5b3;outline-offset:2px}button,.button{display:inline-block;text-align:center;text-decoration:none;background:var(--accent);color:white;border:0;border-radius:10px;padding:13px 21px;font-weight:600;cursor:pointer}button:disabled{opacity:.5;cursor:wait}.secondary{background:#e7eee5;color:var(--ink)}.wide{width:100%;margin-top:24px}.choice{border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;gap:12px;align-items:flex-start;cursor:pointer}.choice input{margin-top:7px}.choice strong{font-size:22px;display:block}.choice small{display:block;color:var(--muted)}.choice:has(input:checked){background:var(--sage);border-color:var(--accent)}.choices{display:grid;grid-template-columns:1fr 1fr;gap:12px}.check{display:flex;align-items:flex-start;gap:10px;font-size:12px}.check input{margin-top:5px;flex:none}a{color:var(--accent)}.meta{display:grid;grid-template-columns:1fr 1fr;gap:20px}.meta strong{font-size:24px;display:block}.meta small{color:var(--muted)}.hidden,[hidden]{display:none!important}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.stats strong{font-size:30px;display:block}table{border-collapse:collapse;width:100%;font-size:13px}th,td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--line);vertical-align:top}.table-wrap{overflow:auto}.mono{font-family:monospace;overflow-wrap:anywhere}.scanner{max-width:600px;margin:auto}.result{padding:22px;border-radius:14px;min-height:100px;margin:20px 0;font-size:20px;overflow-wrap:anywhere}.result.ok{background:#dff1e3}.result.used,.result.revoked,.result.invalid,.result.network{background:#fae4df}.result small{display:block;font-size:14px}.result strong{display:block}.inline{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.inline form{margin:0}#reader{border-radius:12px;overflow:hidden;margin-top:20px}details{margin:14px 0}summary{cursor:pointer}footer{border-top:1px solid var(--line);flex-wrap:wrap;gap:10px}fieldset{border:0;padding:0;margin:0 0 22px}legend{font-weight:600;padding:0}.note{font-size:12px;color:var(--muted)}@media(max-width:680px){header,footer{padding:20px}.header-note{display:none}main{padding:0 18px;margin-top:25px}.hero,.card{padding:24px}.grid{grid-template-columns:1fr}.choices{grid-template-columns:1fr 1fr;gap:8px}.choice{padding:12px}.choice strong{font-size:19px}.stats{grid-template-columns:1fr}.meta{gap:12px}h1{font-size:39px}}
