:root{font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#0a1f3a;background:#f5f8fc;color-scheme:light}*{box-sizing:border-box}body{margin:0}.shell{max-width:980px;margin:0 auto;padding:32px 20px 48px}.brand{display:flex;align-items:center;gap:24px;margin-bottom:24px}.brand-logo{width:220px;max-width:45vw}.brand h1{margin:0 0 6px;font-size:clamp(1.6rem,3vw,2.4rem)}.brand p{margin:0;color:#52657b}.card{background:white;border:1px solid #dfe7f0;border-radius:22px;padding:24px;box-shadow:0 12px 34px rgba(22,48,82,.08)}.hidden{display:none!important}.status{display:inline-flex;padding:7px 11px;border-radius:999px;background:#eef3fa;color:#34516f;font-weight:650;font-size:.88rem}.status.ok{background:#e9f8f1;color:#176842}.status.error{background:#fff0f0;color:#9b2d2d}.field{display:grid;gap:7px;margin:18px 0}.field span{font-weight:650}.field input{font:inherit;padding:12px 14px;border:1px solid #c9d5e3;border-radius:12px;outline:none}.field input:focus{border-color:#3478d4;box-shadow:0 0 0 3px rgba(52,120,212,.13)}.pair-grid{display:grid;grid-template-columns:minmax(240px,340px) 1fr;gap:28px;align-items:center}.qr-wrap{display:grid;place-items:center;min-height:310px;background:#fff;border-radius:18px;border:1px solid #e2e8f0;padding:18px}#qr{max-width:100%;height:auto}ol{line-height:1.8;padding-left:22px}.secondary{appearance:none;border:1px solid #c8d5e4;background:#f8fbff;color:#163958;font:inherit;font-weight:650;border-radius:12px;padding:11px 14px;margin:6px 6px 6px 0;cursor:pointer}.secondary:hover{background:#eef5fc}.room-head{display:flex;justify-content:space-between;align-items:center}.room-list{display:grid;gap:9px}.room{display:flex;align-items:center;gap:12px;padding:12px;border:1px solid #e0e7ef;border-radius:14px}.room .icon{font-size:1.35rem}.room .meta{color:#66788a;font-size:.88rem}.note{color:#5e7083;line-height:1.5}footer{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:#6b7c8f;font-size:.86rem;padding:20px 4px 0}@media(max-width:720px){.brand{align-items:flex-start;flex-direction:column}.brand-logo{width:190px}.pair-grid{grid-template-columns:1fr}.qr-wrap{min-height:260px}}
#qr{width:100%;display:grid;place-items:center;min-height:231px}
#qr svg{display:block;width:min(280px,100%);height:auto;background:#fff}
.qr-fallback{width:min(280px,100%);min-height:231px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:#153958;font-weight:700;background:#fff}
.qr-fallback small{font-weight:500;margin-top:8px}