:root{
  --bg:#f6f3ee; --ink:#141414; --muted:#6b665f; --line:#e2ddd4;
  --card:#ffffff; --hl:#ffe14d; --accent:#141414;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font:17px/1.55 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.wrap{max-width:640px;margin:0 auto;padding:40px 20px 80px}
.by{font-size:14px;color:var(--muted);letter-spacing:.02em;margin:0 0 28px}
.by a{color:inherit}
h1,h2,h3{font-family:"Fraunces",Georgia,"Times New Roman",serif;font-weight:600;line-height:1.15;margin:0}
h1{font-size:clamp(32px,7vw,46px);letter-spacing:-.01em}
h2{font-size:26px;margin:44px 0 12px}
h3{font-size:20px;margin:28px 0 8px}
mark{background:linear-gradient(transparent 55%,var(--hl) 55%);color:inherit;padding:0 2px}
.lead{font-size:19px;color:#2b2b2b;margin:18px 0 28px}
ul.check{list-style:none;padding:0;margin:0 0 32px}
ul.check li{padding:8px 0 8px 30px;position:relative;border-bottom:1px solid var(--line)}
ul.check li:before{content:"→";position:absolute;left:0;font-weight:700}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:26px 22px}
label{display:block;font-weight:600;font-size:15px;margin:18px 0 8px}
input[type=email],input[type=text],select{width:100%;padding:13px 14px;font:inherit;font-size:16px;
  border:1px solid #cfc8bc;border-radius:10px;background:#fff;color:var(--ink)}
input:focus,select:focus{outline:2px solid var(--ink);outline-offset:1px}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opts label{margin:0;font-weight:500;border:1px solid #cfc8bc;border-radius:999px;padding:9px 14px;cursor:pointer;background:#fff}
.opts input{position:absolute;opacity:0;pointer-events:none}
.opts label:has(input:checked){background:var(--ink);color:#fff;border-color:var(--ink)}
button{margin-top:26px;width:100%;padding:16px;font:inherit;font-weight:700;font-size:17px;
  background:var(--accent);color:#fff;border:0;border-radius:12px;cursor:pointer}
button:disabled{opacity:.5;cursor:wait}
.fine{font-size:13px;color:var(--muted);margin-top:14px}
.err{color:#b3261e;font-size:14px;margin-top:12px;min-height:1em}
.hidden{display:none}
.btn{display:inline-block;margin-top:18px;padding:15px 22px;background:var(--ink);color:#fff;text-decoration:none;border-radius:12px;font-weight:700}
.guide p,.guide li{font-size:18px}
.guide table{width:100%;border-collapse:collapse;margin:16px 0;font-size:16px}
.guide th,.guide td{border-bottom:1px solid var(--line);padding:10px 8px;text-align:left;vertical-align:top}
.note{background:#fff;border-left:4px solid var(--hl);padding:14px 16px;border-radius:6px;margin:20px 0}
footer{margin-top:60px;font-size:14px;color:var(--muted)}
footer a{color:inherit}