*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#f8fafc;color:#0f172a;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.page{min-height:100vh;background:#f8fafc;padding:16px}.header{max-width:800px;margin:0 auto;padding:20px 0;display:flex;align-items:center;gap:12px}.logo{font-size:1.4rem;font-weight:800;color:#0f172a;display:flex;align-items:center;gap:8px;letter-spacing:-.02em;-webkit-user-select:none;user-select:none}.logo-mark{color:#2563eb;font-size:1.6rem;line-height:1}.count-badge{background:#f1f5f9;color:#475569;font-size:.75rem;font-weight:600;padding:4px 10px;border-radius:20px;white-space:nowrap}.grid{max-width:800px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.card{background:#fff;border-radius:16px;padding:20px;box-shadow:0 2px 16px #0000000f;border:1px solid #f1f5f9;transition:box-shadow .2s ease}.card:hover{box-shadow:0 4px 24px #0000001a}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.device-name{font-weight:700;font-size:1rem;color:#0f172a;letter-spacing:.01em}.badge{font-size:.72rem;font-weight:600;padding:3px 8px;border-radius:20px;white-space:nowrap}.badge-online{background:#dcfce7;color:#166534}.badge-offline{background:#f1f5f9;color:#94a3b8}.door-status{display:flex;align-items:center;gap:8px;padding:12px 0;border-top:1px solid #f8fafc;border-bottom:1px solid #f8fafc}.door-icon{font-size:1.5rem;line-height:1;display:flex;align-items:center}.door-text{font-size:.95rem;font-weight:600;color:#0f172a;flex:1}.device-id{font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.72rem;color:#94a3b8;margin:8px 0;word-break:break-all}.btn-trigger{width:100%;padding:12px;background:#2563eb;color:#fff;border:none;border-radius:10px;font-size:.9rem;font-weight:600;cursor:pointer;margin-top:12px;transition:background .15s ease,transform .1s ease;display:flex;align-items:center;justify-content:center;gap:8px;min-height:44px}.btn-trigger.btn-open{background:#16a34a}.btn-trigger.btn-open:hover:not(:disabled){background:#15803d}.btn-trigger.btn-close{background:#dc2626}.btn-trigger.btn-close:hover:not(:disabled){background:#b91c1c}.btn-trigger:hover:not(:disabled){background:#1d4ed8}.btn-trigger:active:not(:disabled){transform:scale(.98)}.btn-trigger:disabled{opacity:.5;cursor:not-allowed}.claim-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:#f8fafc;padding:16px}.claim-card{background:#fff;border-radius:16px;padding:40px 32px;max-width:360px;width:100%;text-align:center;box-shadow:0 4px 32px #00000014;border:1px solid #f1f5f9}.claim-icon{font-size:3rem;margin-bottom:16px;display:flex;justify-content:center}.claim-title{font-size:1.3rem;font-weight:700;color:#0f172a;margin-bottom:8px}.claim-subtitle{color:#64748b;font-size:.9rem;margin-bottom:24px;line-height:1.5}.device-id-badge{display:inline-block;background:#f1f5f9;color:#475569;font-family:SFMono-Regular,Consolas,Liberation Mono,Menlo,monospace;font-size:.85rem;padding:6px 14px;border-radius:8px;margin-bottom:24px;word-break:break-all}.btn-primary{background:#2563eb;color:#fff;border:none;border-radius:10px;padding:12px 24px;font-size:.9rem;font-weight:600;cursor:pointer;width:100%;transition:background .15s ease,transform .1s ease;min-height:44px}.btn-primary:hover{background:#1d4ed8}.btn-primary:active{transform:scale(.98)}@keyframes spin{to{transform:rotate(360deg)}}.spinner{width:20px;height:20px;border:3px solid #e2e8f0;border-top-color:#2563eb;animation:spin .7s linear infinite;display:inline-block;border-radius:50%;margin-bottom:16px}@media (max-width: 480px){.claim-card{padding:32px 20px}.grid{grid-template-columns:1fr}}