:root{color-scheme:light;--bg: #f7f4ef;--card: #fff;--text: #1a1a1a;--muted: #5c5a57;--accent: #c2410c;--code-bg: #f0ece4}*{box-sizing:border-box}body{margin:0;min-height:100vh;display:flex;align-items:center;justify-content:center;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.wrap{width:100%;max-width:480px;padding:24px 16px}.card{background:var(--card);border-radius:20px;padding:32px 24px;box-shadow:0 4px 24px #0000000f;text-align:center}.logo{font-size:40px;font-weight:700;letter-spacing:-1px;margin:0 0 8px}h1{font-size:22px;line-height:1.3;font-weight:600;margin:0 0 8px}.sub{font-size:16px;line-height:1.5;color:var(--muted);margin:0 0 24px}.code-label{font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted);margin:0 0 8px}.code-box{background:var(--code-bg);border-radius:12px;padding:16px;margin:0 0 24px;font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:28px;font-weight:700;letter-spacing:4px;overflow-wrap:anywhere}.btn{display:block;width:100%;padding:14px;margin-bottom:10px;border-radius:10px;font-size:16px;font-weight:600;text-decoration:none}.btn-primary{background:var(--accent);color:#fff}.btn-secondary{color:inherit;border:1.5px solid currentColor}.footer{font-size:13px;line-height:1.5;color:var(--muted);margin:24px 0 0;text-align:center}[hidden]{display:none!important}