:root{
  --bg:#e9eeec; --surface:#ffffff; --ink:#15211d; --muted:#5b6b66; --line:#d3dcd8;
  --accent:#1d6a50; --accent-ink:#ffffff; --accent-soft:#e1f0e9; --note:#fdf3dc; --note-ink:#6b4b00;
  --frame:#1b2421; --danger:#b3261e;
  --body:"Public Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
  --sig:"Caveat","Segoe Script","Brush Script MT",cursive;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0e1412; --surface:#171f1c; --ink:#e4ece9; --muted:#9aaba5; --line:#2b3733;
  --accent:#52b48d; --accent-ink:#06130e; --accent-soft:#1a2e26; --note:#2e2614; --note-ink:#f0d79a;
  --frame:#303b37; --danger:#f2867d; color-scheme:dark}}

*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.45;
  padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
.screen{background:var(--surface);min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;max-width:520px;margin:0 auto}
@media (min-width:600px){ body{padding-block:28px} .screen{min-height:0;border-radius:20px;box-shadow:0 2px 16px rgba(0,0,0,.08)} }
.top{padding:18px 20px 12px;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:10px;
  padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.brandrow{display:flex;align-items:center;gap:10px;min-height:32px}
.back{border:0;background:none;color:var(--accent);font:600 15px var(--body);padding:6px 4px;cursor:pointer;margin-left:-4px}
.back:focus-visible,.btn:focus-visible,.choice:focus-visible,.link:focus-visible,.seg button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.brand{font-weight:700;font-size:14px;letter-spacing:.02em}
.brand small{display:block;font-weight:500;color:var(--muted);font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.bar{height:5px;background:var(--line);border-radius:99px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:99px;transition:width .25s}
.scroll{flex:1;padding:22px 20px 24px;display:flex;flex-direction:column;gap:18px;
  padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
h1{font-size:24px;line-height:1.2;font-weight:800;margin:0;text-wrap:balance}
.lead{color:var(--muted);margin:-8px 0 0}
.choices{display:flex;flex-direction:column;gap:10px}
.choice{display:flex;gap:12px;align-items:flex-start;text-align:left;width:100%;background:var(--surface);color:var(--ink);
  border:1.5px solid var(--line);border-radius:14px;padding:14px;cursor:pointer;font:inherit}
.choice:hover{border-color:var(--accent)}
.choice[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
.choice b{display:block;font-size:17px}
.choice span{display:block;color:var(--muted);font-size:14px;margin-top:2px}
.dot{flex:none;width:22px;height:22px;border-radius:50%;border:2px solid var(--line);margin-top:2px}
.choice[aria-pressed="true"] .dot{border:7px solid var(--accent)}
.tag{display:inline-block;font-style:normal;font-size:12px;font-weight:700;color:var(--accent);background:var(--accent-soft);border-radius:99px;padding:2px 9px;margin-top:6px}
.link{border:0;background:none;color:var(--accent);font:600 15px var(--body);padding:4px 0;cursor:pointer;text-align:left;text-decoration:underline;text-underline-offset:3px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
label{font-weight:600;font-size:15px}
.hint{color:var(--muted);font-size:13.5px;margin:0}
input[type=text],input[type=password],select{width:100%;font:500 17px var(--body);color:var(--ink);background:var(--surface);border:1.5px solid var(--line);border-radius:10px;padding:12px}
input:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
input.tin{font-family:var(--mono);letter-spacing:.08em}
.row{display:grid;grid-template-columns:1fr 70px 110px;gap:8px}
@media (max-width:360px){.row{grid-template-columns:1fr 1fr}.row .field:first-child{grid-column:1/-1}}
.tinwrap{display:flex;gap:8px}
.tinwrap input{flex:1;min-width:0}
.eye{flex:none;border:1.5px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:600 14px var(--body);padding:0 12px;cursor:pointer}
.seg{display:grid;grid-template-columns:1fr 1fr;background:var(--bg);border-radius:12px;padding:4px;gap:4px}
.seg button{border:0;border-radius:9px;padding:10px;font:600 15px var(--body);background:transparent;color:var(--muted);cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--surface);color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.15)}
.good{background:var(--accent-soft);border-radius:14px;padding:14px 16px;display:flex;flex-direction:column;gap:4px}
.good b{color:var(--accent)}
.note{background:var(--note);color:var(--note-ink);border-radius:12px;padding:12px 14px;font-size:14px;margin:0}
.err{color:var(--danger);font-size:14px;font-weight:600;margin:0}
.summary{border:1.5px solid var(--line);border-radius:14px;padding:4px 14px;margin:0}
.summary div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--line);font-size:15px}
.summary div:last-child{border-bottom:0}
.summary dt{color:var(--muted);flex:none}
.summary dd{margin:0;text-align:right;font-weight:600;min-width:0;overflow-wrap:anywhere}
.trust dd{font-weight:500}
.cert{font-size:13.5px;color:var(--muted);border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;display:flex;flex-direction:column;gap:6px}
.cert p{margin:0}
.cert .plain{color:var(--ink);font-size:14.5px;font-weight:600}
details summary{cursor:pointer;color:var(--accent);font-weight:600;font-size:14px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;font-weight:500}
.check input{width:20px;height:20px;margin:1px 0 0;accent-color:var(--accent);flex:none}
.sigline{font-family:var(--sig);font-size:34px;line-height:1.1;min-height:46px;border-bottom:1.5px solid var(--ink);padding:4px 2px;overflow-wrap:anywhere}
.foot{padding:14px 20px 18px;border-top:1px solid var(--line);background:var(--surface);position:sticky;bottom:0;
  padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px));border-radius:0 0 20px 20px}
.btn{width:100%;border:0;border-radius:12px;padding:15px;font:700 17px var(--body);background:var(--accent);color:var(--accent-ink);cursor:pointer}
.btn[disabled]{opacity:.5;cursor:wait}
.done{align-items:center;text-align:center;justify-content:center}
.big{width:72px;height:72px;border-radius:50%;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font-size:38px;font-weight:800}
@media (prefers-reduced-motion:reduce){.bar i{transition:none}}