:root{color-scheme:dark;--green:#35a853;--ink:#080c14;--card:#0e1420;--line:#273042;--muted:#aeb8ca}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 18% 15%,#291018 0,transparent 38%),linear-gradient(135deg,#070a10,#10192b);font:16px/1.45 system-ui,-apple-system,"Segoe UI",sans-serif;color:#f5f7fb}.card{width:min(520px,100%);padding:48px 54px 34px;border:1px solid var(--line);border-radius:28px;background:rgba(14,20,32,.96);box-shadow:0 28px 80px #0008}.logo{display:block;width:210px;max-height:95px;object-fit:contain;margin:0 auto 34px}h1{font-size:clamp(2.4rem,8vw,4.4rem);line-height:.95;text-align:center;margin:0 0 18px;letter-spacing:-.055em}p{color:var(--muted);text-align:center;margin:0 0 28px}label{display:block;font-weight:700;margin:18px 0 0}input{display:block;width:100%;margin-top:7px;padding:14px 15px;border:1px solid #3b465a;border-radius:12px;background:#eaf0fb;color:#101723;font:inherit;outline:0}input:focus{border-color:var(--green);box-shadow:0 0 0 3px #35a85344}button{width:100%;margin-top:24px;padding:14px;border:0;border-radius:12px;background:var(--green);color:#fff;font-weight:800;font-size:1rem;cursor:pointer}button:hover{filter:brightness(1.08)}a{display:inline-block;color:#7bd18e;margin-top:24px}.message{padding:12px 14px;border-left:3px solid var(--green);background:#17221b;color:#e9fff0}.check{font-weight:500}.check input{display:inline;width:auto;margin-right:8px}.qr{display:block;width:220px;height:220px;margin:20px auto;background:white;border-radius:10px;padding:8px}code,pre{display:block;overflow-wrap:anywhere;background:#090d15;border:1px solid var(--line);padding:12px;border-radius:8px;color:#d8ffe0}footer{text-align:center;color:#718097;font-size:.82rem;margin-top:46px}footer span{padding:0 8px}@media(max-width:600px){.card{padding:34px 24px 26px;border-radius:20px}.logo{width:180px}}