:root{color-scheme:light;--ink:#242722;--muted:#657064;--line:#06c755;--paper:#fff;--border:#dfe5da;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Yu Gothic",sans-serif;background:#f5f6f1;color:var(--ink)}
*{box-sizing:border-box}body{margin:0}a{color:#266642}a:focus-visible,button:focus-visible{outline:3px solid #0a7135;outline-offset:4px}header{max-width:960px;margin:auto;padding:26px 24px;display:flex;justify-content:space-between;align-items:center;gap:18px}header a{text-decoration:none;color:var(--ink)}.brand{font-size:17px;font-weight:750}.brand small{display:block;font-size:11px;color:var(--muted);margin-top:5px;font-weight:400}.back{font-size:13px;text-decoration:underline;white-space:nowrap}main{max-width:900px;margin:0 auto 40px;padding:0 20px}.card{background:var(--paper);border:1px solid var(--border);border-radius:20px;padding:32px;box-shadow:0 8px 34px #25301907}.eyebrow{display:flex;align-items:center;gap:9px;color:#23753d;font-size:13px;font-weight:700;margin:0 0 12px}.eyebrow img{width:24px;height:24px}h1{font-size:clamp(23px,3.5vw,31px);line-height:1.5;margin:0 0 10px;letter-spacing:.01em}.intro{line-height:1.8;margin:0;color:var(--muted);font-size:15px}.columns{display:grid;grid-template-columns:330px minmax(0,1fr);gap:32px;margin-top:28px;align-items:start}.qr-panel{border:1px solid var(--border);border-radius:14px;padding:14px;text-align:center;background:#fff}.qr{display:block;width:100%;height:auto;aspect-ratio:1;max-width:320px;margin:auto;image-rendering:pixelated}.qr-caption{font-size:13px;font-weight:650;margin:4px 0 9px;line-height:1.7}.steps{padding-left:24px;margin:0 0 22px}.steps li{padding-left:3px;margin:0 0 13px;font-size:14px;line-height:1.8}.steps strong{display:block;font-size:15px}h2{font-size:16px;margin:0 0 10px;line-height:1.6}.message{font:inherit;font-size:14px;line-height:1.85;white-space:pre-wrap;overflow-wrap:anywhere;word-break:break-word;background:#f5f7f2;border:1px solid var(--border);border-radius:10px;margin:0;padding:16px;max-height:330px;overflow:auto}.copy{margin:12px 0 0;display:inline-block;font:inherit;font-size:13px;border:1px solid #b6c7b8;border-radius:7px;background:#fff;color:#315e3b;padding:9px 14px;cursor:pointer}.status{min-height:1.6em;margin:8px 0 0;font-size:12px;line-height:1.6;color:var(--muted)}.notice{font-size:13px;line-height:1.8;color:var(--muted);margin:20px 0 0;padding-top:18px;border-top:1px solid var(--border)}.secondary{margin:22px 0 0;padding:16px 20px;border:1px solid var(--border);border-radius:12px;background:#fdfefb}.secondary p{font-size:13px;line-height:1.8;margin:0}.secondary a{display:inline-block;margin-top:8px;font-size:13px}.mobile-open{display:block;padding:15px 18px;background:var(--line);color:#fff;border-radius:9px;text-align:center;text-decoration:none;font-weight:700;margin:20px 0 0}.mobile-open img{width:23px;height:23px;vertical-align:middle;margin-right:8px}.mobile-help{font-size:12px;color:var(--muted);line-height:1.7;margin:9px 0 0}footer{max-width:900px;margin:0 auto 24px;padding:0 20px;color:var(--muted);font-size:11px;line-height:1.8}footer a{color:inherit}[hidden]{display:none!important}.fallback-note{font-size:12px;color:var(--muted);margin:12px 0 0}.noscript{padding:12px;background:#fff9e6;font-size:13px;line-height:1.8}
@media(max-width:720px){header{padding:20px}.brand{font-size:15px}.back{font-size:12px}main{padding:0 14px}.card{padding:23px 20px;border-radius:15px}.columns{grid-template-columns:1fr;gap:24px;margin-top:23px}.qr-panel{max-width:340px;width:100%;margin:auto}.message{max-height:none}.steps{margin-bottom:22px}.secondary{padding:14px 16px}.mobile-device .qr-panel{order:2}.mobile-device .instructions{order:1}.mobile-device .desktop-only{display:none}}