:root{--primary: #0f172a;--secondary: #38bdf8;color-scheme:light dark}*{box-sizing:border-box}html,body{margin:0;min-height:100vh;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:linear-gradient(160deg,var(--primary),#020617);color:#f8fafc}.screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{width:100%;max-width:380px;background:#0f172a8c;border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:28px 24px;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);box-shadow:0 20px 50px #00000059}.card__logo{display:block;max-height:56px;max-width:100%;margin:0 auto 16px}.card__title{margin:0 0 4px;font-size:1.25rem;font-weight:700;text-align:center}.card__subtitle{margin:0 0 20px;font-size:.9rem;text-align:center;color:#cbd5e1}.field{margin-bottom:14px}.field label{display:block;font-size:.8rem;color:#cbd5e1;margin-bottom:4px}.field input{width:100%;padding:11px 12px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:#ffffff0f;color:#f8fafc;font-size:.95rem}.field input:focus{outline:2px solid var(--secondary);outline-offset:1px}.field--checkbox{display:flex;align-items:flex-start;gap:8px}.field--checkbox input{width:auto;margin-top:3px}.field--checkbox label{margin:0;font-size:.8rem;color:#cbd5e1}.btn{width:100%;padding:12px;border-radius:10px;border:none;background:var(--secondary);color:#0f172a;font-weight:700;font-size:.95rem;cursor:pointer;transition:opacity .15s}.btn:disabled{opacity:.6;cursor:not-allowed}.link-btn{display:block;width:100%;margin-top:14px;padding:0;border:none;background:none;color:var(--secondary);font-size:.85rem;text-align:center;cursor:pointer;text-decoration:underline}.error{background:#f8717126;border:1px solid rgba(248,113,113,.4);color:#fecaca;border-radius:10px;padding:10px 12px;font-size:.85rem;margin-bottom:14px}.result-icon{font-size:2.5rem;text-align:center;margin-bottom:8px}.result-text{text-align:center;color:#e2e8f0;font-size:.95rem;line-height:1.5}.spinner{width:32px;height:32px;border-radius:50%;border:3px solid rgba(255,255,255,.2);border-top-color:#f8fafc;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.terms{font-size:.75rem;color:#94a3b8;margin-top:12px;text-align:center}.scan-status{background:#38bdf826;border:1px solid rgba(56,189,248,.4);color:#e0f2fe;border-radius:10px;padding:10px 12px;font-size:.85rem;margin-bottom:14px;text-align:center}.qr-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;background:#000;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}.qr-video{width:100%;max-width:420px;aspect-ratio:1 / 1;object-fit:cover;border-radius:16px;background:#111}.qr-hint{color:#f8fafc;font-size:.9rem;margin:16px 0;text-align:center}.qr-cancel{width:auto;padding:10px 24px;background:#ffffff26;color:#f8fafc}