:root{--bg:#e9eefb;--accent:#2f4fb8;--ink:#111a3a}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--ink);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}.page{max-width:560px;margin:0 auto;padding:64px 24px}h1{letter-spacing:-.02em;margin:0 0 12px;font-size:clamp(2rem,6vw,3rem);line-height:1.1}.sub{opacity:.8;margin:0 0 32px;font-size:1.1rem}.info{border-top:3px solid var(--accent);margin:0 0 32px}.row{border-bottom:1px solid #00000026;justify-content:space-between;gap:16px;padding:14px 0;display:flex}dt{opacity:.7}dd{text-align:right;word-break:break-all;margin:0;font-weight:600}button{font:inherit;background:var(--accent);color:#fff;cursor:pointer;border:0;border-radius:8px;padding:12px 20px;font-weight:600}button:focus-visible{outline:3px solid var(--ink);outline-offset:2px}.hint{opacity:.7;margin-top:12px;font-size:.9rem}