*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root,[data-theme=light]{--bg:#f5f5f7;--bg-card:#fff;--border:#d2d2d7;--border-light:#e8e8ed;--text:#1d1d1f;--text-secondary:#6e6e73;--text-dim:#aeaeb2;--accent:#007aff;--accent-light:#007aff14;--accent-glow:#007aff38;--green:#34c759;--green-light:#34c7591a;--red:#ff3b30;--red-light:#ff3b301a;--radar-ring:#0000000f;--radar-ring-inner:#00000017;--radar-sweep:conic-gradient(from 0deg, transparent 0deg, #007aff14 40deg, transparent 80deg);--nav-bg:#ffffffb8;--modal-overlay:#00000040;--radius:14px;--radius-lg:22px;--shadow-sm:0 1px 3px #0000000a;--shadow-md:0 4px 14px #0000000f;--shadow-lg:0 20px 60px #0000001f, 0 8px 20px #0000000f;--font:"DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif}[data-theme=dark]{--bg:#0d0d0f;--bg-card:#1c1c1e;--border:#38383a;--border-light:#2c2c2e;--text:#f5f5f7;--text-secondary:#98989d;--text-dim:#636366;--accent:#0a84ff;--accent-light:#0a84ff1f;--accent-glow:#0a84ff4d;--green:#30d158;--green-light:#30d15826;--red:#ff453a;--red-light:#ff453a26;--radar-ring:#ffffff0f;--radar-ring-inner:#ffffff1a;--radar-sweep:conic-gradient(from 0deg, transparent 0deg, #0a84ff1f 40deg, transparent 80deg);--nav-bg:#1c1c1ecc;--modal-overlay:#0000008c;--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 14px #0006;--shadow-lg:0 20px 60px #0009}html,body,#root{height:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background .3s,color .3s;overflow-x:hidden}#root{flex-direction:column;min-height:100vh;display:flex}::selection{background:var(--accent-light);color:var(--accent)}@keyframes pulse-ring{0%{opacity:.45;transform:translate(-50%,-50%)scale(.7)}to{opacity:0;transform:translate(-50%,-50%)scale(2.4)}}@keyframes float-peer{0%,to{transform:translate(-50%,-50%)translateY(0)}50%{transform:translate(-50%,-50%)translateY(-6px)}}@keyframes fade-in{0%{opacity:0;transform:translateY(10px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes toast-slide{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes pop-in{0%{opacity:0;transform:translate(-50%,-50%)scale(0)}60%{opacity:1;transform:translate(-50%,-50%)scale(1.12)}to{opacity:1;transform:translate(-50%,-50%)scale(1)}}@keyframes scanning{0%,to{opacity:.4}50%{opacity:1}}@keyframes radar-spin{0%{transform:translate(-50%,-50%)rotate(0)}to{transform:translate(-50%,-50%)rotate(360deg)}}.navbar{background:var(--nav-bg);-webkit-backdrop-filter:saturate(180%)blur(20px);border-bottom:1px solid var(--border-light);z-index:50;justify-content:space-between;align-items:center;padding:14px 24px;transition:background .3s;display:flex;position:sticky;top:0}.navbar-brand{letter-spacing:-.4px;align-items:center;gap:10px;font-size:17px;font-weight:700;display:flex}.navbar-brand svg{color:var(--accent)}.theme-toggle{border:1px solid var(--border-light);background:var(--bg);width:36px;height:36px;color:var(--text-secondary);cursor:pointer;border-radius:50%;justify-content:center;align-items:center;transition:all .25s;display:flex}.theme-toggle:hover{background:var(--accent-light);color:var(--accent);border-color:var(--accent)}.radar-wrapper{flex-direction:column;flex:1;justify-content:center;align-items:center;padding:24px 16px 8px;display:flex}.radar-container{width:min(420px,80vmin);height:min(420px,80vmin);position:relative}.radar-ring{border:1px solid var(--radar-ring);border-radius:50%;transition:border-color .3s;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.radar-ring-1{border-color:var(--radar-ring-inner);width:33%;height:33%}.radar-ring-2{width:60%;height:60%}.radar-ring-3{width:90%;height:90%}.radar-sweep{background:var(--radar-sweep);pointer-events:none;z-index:1;border-radius:50%;width:90%;height:90%;animation:4s linear infinite radar-spin;position:absolute;top:50%;left:50%}.center-node{z-index:10;flex-direction:column;align-items:center;gap:4px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.center-avatar{background:var(--accent);color:#fff;width:clamp(44px,12vmin,56px);height:clamp(44px,12vmin,56px);box-shadow:0 4px 20px var(--accent-glow);border-radius:50%;justify-content:center;align-items:center;font-size:22px;display:flex;position:relative}.center-label{color:var(--text);margin-top:4px;font-size:13px;font-weight:600}.center-id{color:var(--text-dim);letter-spacing:.2px;text-overflow:ellipsis;white-space:nowrap;max-width:120px;font-family:SF Mono,Fira Code,monospace;font-size:10px;font-weight:500;overflow:hidden}.pulse{background:var(--accent-glow);pointer-events:none;border-radius:50%;width:100%;height:100%;animation:2.8s ease-out infinite pulse-ring;position:absolute;top:50%;left:50%}.pulse:nth-child(2){animation-delay:1.4s}.peer-node{cursor:pointer;z-index:5;flex-direction:column;align-items:center;gap:4px;animation:.5s ease-out forwards pop-in,4s ease-in-out .5s infinite float-peer;display:flex;position:absolute;transform:translate(-50%,-50%)}.peer-node:hover .peer-avatar{border-color:var(--accent);box-shadow:0 4px 18px var(--accent-glow);transform:scale(1.1)}.peer-avatar{background:var(--bg-card);border:1.5px solid var(--border);width:clamp(32px,9vmin,40px);height:clamp(32px,9vmin,40px);color:var(--accent);box-shadow:var(--shadow-sm);border-radius:50%;justify-content:center;align-items:center;font-size:16px;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex}.peer-name{color:var(--text-secondary);white-space:nowrap;font-size:clamp(9px,2.5vmin,11px);font-weight:500}.status-bar{text-align:center;color:var(--text-dim);padding:10px 16px;font-size:13px;font-weight:500}.scanning{animation:2s ease-in-out infinite scanning}.credit-footer{text-align:center;color:var(--text-dim);padding:8px 16px 16px;font-size:11px}.credit-footer a{color:var(--text-secondary);font-weight:500;text-decoration:none;transition:color .2s}.credit-footer a:hover{color:var(--accent)}.modal-overlay{background:var(--modal-overlay);-webkit-backdrop-filter:blur(8px);z-index:200;justify-content:center;align-items:center;padding:16px;animation:.2s ease-out fade-in;display:flex;position:fixed;inset:0}.modal{background:var(--bg-card);border-radius:var(--radius-lg);width:100%;max-width:420px;box-shadow:var(--shadow-lg);padding:28px;transition:background .3s;animation:.3s ease-out fade-in;position:relative}.modal-close{background:var(--border-light);color:var(--text-dim);cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:28px;height:28px;transition:all .15s;display:flex;position:absolute;top:14px;right:14px}.modal-close:hover{background:var(--border);color:var(--text)}.modal h2{letter-spacing:-.4px;margin-bottom:4px;font-size:19px;font-weight:700}.modal p.subtitle{color:var(--text-secondary);margin-bottom:20px;font-size:13px;line-height:1.5}.btn{width:100%;font-family:var(--font);cursor:pointer;border:none;border-radius:12px;justify-content:center;align-items:center;gap:8px;padding:12px 20px;font-size:15px;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 12px var(--accent-glow)}.btn-primary:hover{box-shadow:0 6px 24px var(--accent-glow);transform:translateY(-1px)}.btn-primary:active{transform:scale(.98)}.btn-primary:disabled{background:var(--border);color:var(--text-dim);box-shadow:none;cursor:not-allowed;transform:none}.btn-secondary{background:var(--border-light);color:var(--text)}.btn-secondary:hover{background:var(--border)}.btn-sm{border-radius:10px;width:auto;padding:8px 16px;font-size:13px}.btn-success{background:var(--green);color:#fff}.btn-success:hover{box-shadow:0 4px 16px #34c7594d}.btn-danger{background:var(--red-light);color:var(--red)}.btn-danger:hover{background:var(--red);color:#fff}.drop-zone{border:2px dashed var(--border);border-radius:var(--radius);text-align:center;cursor:pointer;background:var(--bg);margin-bottom:16px;padding:36px 16px;transition:all .25s}.drop-zone:hover,.drop-zone.dragover{border-color:var(--accent);background:var(--accent-light)}.drop-zone-icon{margin-bottom:8px;font-size:32px}.drop-zone-text{color:var(--text-secondary);font-size:14px;font-weight:600}.drop-zone-hint{color:var(--text-dim);margin-top:4px;font-size:12px}.file-selected{background:var(--accent-light);border-radius:12px;align-items:center;gap:12px;margin-bottom:16px;padding:12px 14px;display:flex}.file-selected-icon{flex-shrink:0;font-size:26px}.file-selected-info{flex:1;min-width:0}.file-selected-name{word-break:break-all;font-size:14px;font-weight:600}.file-selected-size{color:var(--text-secondary);margin-top:2px;font-size:12px}.file-selected-remove{color:var(--text-dim);cursor:pointer;background:0 0;border:none;flex-shrink:0;padding:4px;transition:color .15s}.file-selected-remove:hover{color:var(--red)}.progress-wrapper{margin-bottom:16px}.progress-header{color:var(--text-secondary);justify-content:space-between;margin-bottom:8px;font-size:12px;font-weight:500;display:flex}.progress-track{background:var(--border-light);border-radius:3px;width:100%;height:6px;overflow:hidden}.progress-fill{background:var(--accent);border-radius:3px;height:100%;transition:width .15s}.progress-fill.done{background:var(--green)}.toast-container{z-index:300;pointer-events:none;flex-direction:column;align-items:flex-end;gap:10px;display:flex;position:fixed;top:16px;left:16px;right:16px}.toast{background:var(--bg-card);border:1px solid var(--border-light);width:100%;max-width:380px;box-shadow:var(--shadow-lg);pointer-events:auto;border-radius:16px;padding:14px 18px;animation:.35s ease-out toast-slide}.toast-header{align-items:center;gap:10px;margin-bottom:10px;display:flex}.toast-icon{background:var(--accent-light);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:18px;display:flex}.toast-info{flex:1;min-width:0}.toast-title{font-size:14px;font-weight:600}.toast-subtitle{color:var(--text-secondary);margin-top:1px;font-size:12px}.toast-actions{gap:8px;display:flex}.toast-actions .btn{flex:1}@media (width<=480px){.navbar{padding:12px 16px}.navbar-brand{gap:8px;font-size:15px}.navbar-brand svg{width:20px;height:20px}.theme-toggle{width:32px;height:32px}.radar-wrapper{padding:16px 8px 4px}.center-label{font-size:12px}.center-id{max-width:100px;font-size:9px}.modal{border-radius:18px;padding:22px 18px}.modal h2{font-size:17px}.drop-zone{padding:28px 14px}.toast{padding:12px 14px}.toast-icon{width:32px;height:32px}.credit-footer{padding-bottom:12px;font-size:10px}}@media (height<=600px){.radar-wrapper{padding:8px 8px 0}.status-bar{padding:6px 16px}.credit-footer{padding:4px 16px 8px}}.pairing-tabs{border-bottom:2px solid var(--border-light);margin-bottom:20px;display:flex}.tab-btn{color:var(--text-secondary);font-family:var(--font);cursor:pointer;text-align:center;background:0 0;border:none;border-bottom:2px solid #0000;flex:1;padding:12px;font-size:14px;font-weight:600;transition:all .2s}.tab-btn:hover{color:var(--text)}.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}.tab-content{flex-direction:column;gap:16px;display:flex}.code-display-box{background:var(--bg);border:1px solid var(--border-light);word-break:break-all;max-height:90px;color:var(--text-secondary);border-radius:10px;padding:12px;font-family:SF Mono,Fira Code,monospace;font-size:11px;overflow-y:auto}.qr-block-wrapper{flex-direction:column;align-items:center;margin:8px 0;display:flex}.qr-canvas-holder{border:1px solid var(--border-light);background:#fff;border-radius:12px;justify-content:center;align-items:center;padding:10px;display:inline-flex}.field-group{text-align:left;flex-direction:column;gap:6px;display:flex}.field-group label{color:var(--text-secondary);font-size:12px;font-weight:600}.field-input,.field-textarea{background:var(--bg);border:1.5px solid var(--border);color:var(--text);font-family:var(--font);border-radius:10px;outline:none;width:100%;padding:10px 12px;font-size:14px;transition:border-color .2s}.field-input:focus,.field-textarea:focus{border-color:var(--accent)}.field-textarea{resize:none;min-height:80px;font-family:SF Mono,Fira Code,monospace;font-size:11px}.action-row{gap:8px;display:flex}.modal-error{color:var(--red);background:var(--red-light);text-align:left;border-radius:8px;padding:8px 12px;font-size:12px;font-weight:500}.success-msg{color:var(--green);font-size:13px;font-weight:600}.scanner-viewport{aspect-ratio:4/3;border:1px solid var(--border-light);background:#000;border-radius:12px;width:100%;max-height:220px;position:relative;overflow:hidden}.btn-connect-radar{background:var(--accent);color:#fff;cursor:pointer;box-shadow:0 4px 12px var(--accent-glow);z-index:20;border:none;border-radius:20px;align-items:center;gap:6px;margin-top:10px;padding:6px 14px;font-size:12px;font-weight:600;transition:all .2s cubic-bezier(.4,0,.2,1);display:flex}.btn-connect-radar:hover{box-shadow:0 6px 16px var(--accent-glow);background:var(--accent);opacity:.95;transform:translateY(-1px)}.btn-connect-radar:active{transform:scale(.97)}.btn-connect-radar svg{stroke-width:2.5px;width:14px;height:14px}.editable-digits{border-bottom:1px dashed var(--text-dim);cursor:pointer;padding:0 2px;transition:color .2s,border-color .2s}.editable-digits:hover{color:var(--accent);border-bottom-color:var(--accent)}.center-id-input{background:var(--bg-card);border:1px solid var(--accent);color:var(--text);text-align:center;border-radius:4px;outline:none;width:90px;padding:1px 4px;font-family:inherit;font-size:10px}.radar-sweep-loader{border:3.5px solid var(--accent-light);border-top-color:var(--accent);border-radius:50%;width:44px;height:44px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}