:root{color-scheme:dark;--bg:#0c1220;--card:#172235;--line:#334258;--gold:#e6b968;--txt:#f5f4f0;--muted:#a6b3c4}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at top,#223653,#0c1220 65%);color:var(--txt);font-family:Arial,Helvetica,sans-serif;min-height:100vh}main{max-width:1000px;margin:auto;padding:28px 18px 80px}header{display:flex;justify-content:space-between;align-items:center;margin-bottom:35px}.brand{font-size:24px;font-weight:800;letter-spacing:.4px}.brand span,.eyebrow{color:var(--gold)}.eyebrow{text-transform:uppercase;letter-spacing:3px;font-size:12px;font-weight:700}h1{font-size:clamp(32px,6vw,58px);line-height:1.08;margin:16px 0}h2{margin:0 0 14px;font-size:23px}h3{margin:12px 0}p{color:var(--muted);line-height:1.55}.hero{max-width:720px;margin:35px 0}.layout{display:grid;grid-template-columns:1fr 1fr;grid-gap:20px;gap:20px}.card{border:1px solid var(--line);border-radius:22px;background:var(--card);padding:24px;box-shadow:0 14px 35px #0002}.wide{grid-column:1/-1}label{display:block;font-size:13px;color:var(--muted);margin:16px 0 6px}input{width:100%;border:1px solid #45566d;border-radius:10px;background:#0d1829;color:white;padding:13px;font:inherit}.button,button{display:inline-block;background:var(--gold);color:#192134;border:0;border-radius:11px;padding:13px 18px;font-weight:800;cursor:pointer;text-decoration:none;text-align:center;font-size:15px}.button.secondary,button.secondary{background:#293a50;color:white;border:1px solid #50617a}button:disabled{opacity:.5;cursor:not-allowed}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.qr{background:white;border-radius:16px;padding:15px;display:inline-flex;margin:15px 0}.muted{color:var(--muted);font-size:13px}.error{color:#ffaaa9}.success{color:#a9ebc2}.item{border-top:1px solid var(--line);padding:16px 0}.pill{display:inline-block;padding:4px 9px;border-radius:40px;background:#2b4059;color:#d7e4f2;font-size:12px}.center{text-align:center}.url{overflow-wrap:anywhere;color:#e6b968;font-size:13px}.foot{margin-top:35px;font-size:12px;color:var(--muted)}@media(max-width:680px){.layout{grid-template-columns:1fr}.wide{grid-column:auto}.card{padding:19px}main{padding:22px 14px}}textarea{width:100%;border:1px solid #45566d;border-radius:10px;background:#0d1829;color:white;padding:13px;font:inherit;resize:vertical}.section-head{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap}.section-head h2{margin:0}.danger{background:#8e3042;color:white}.danger:hover{background:#aa3a50}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid #e6b968;outline-offset:3px}a{color:var(--gold)}