:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--primary-color: #2196F3;--secondary-color: #FF9800;--danger-color: #f44336;--success-color: #4CAF50;--background-color: #f5f5f5;--text-color: #333;--card-background: #fff}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background-color:var(--background-color);color:var(--text-color)}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.logo{height:6em;padding:1.5em;will-change:filter;transition:filter .3s}.logo:hover{filter:drop-shadow(0 0 2em #646cffaa)}.logo.react:hover{filter:drop-shadow(0 0 2em #61dafbaa)}@keyframes logo-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (prefers-reduced-motion: no-preference){a:nth-of-type(2) .logo{animation:logo-spin infinite 20s linear}}.card{padding:2em}.read-the-docs{color:#888}.app-container{width:100%;min-height:100vh;padding:clamp(1rem,5vw,2rem);display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:2rem}.app-logo{width:clamp(100px,30vw,200px);height:auto;object-fit:contain;transition:transform .3s ease}.app-logo:hover{transform:scale(1.05)}h1{font-size:clamp(1.5rem,5vw,2.5rem);text-align:center;color:var(--text-color)}.connection-status{width:90%;max-width:400px;margin:0 auto;padding:clamp(.8rem,3vw,1.2rem);border-radius:12px;background-color:var(--card-background);box-shadow:0 4px 6px #0000001a;font-size:clamp(.9rem,2.5vw,1.1rem);text-align:center}.connect-btn{background-color:var(--success-color);color:#fff;padding:clamp(.8rem,3vw,1.2rem) clamp(1.5rem,5vw,2.5rem);border:none;border-radius:12px;font-size:clamp(1rem,2.5vw,1.2rem);cursor:pointer;transition:all .3s ease;box-shadow:0 2px 4px #0003;width:90%;max-width:300px}.connect-btn:hover{background-color:#45a049;transform:translateY(-2px);box-shadow:0 4px 8px #0003}.connect-btn:active{transform:translateY(0)}.connect-btn:disabled{background-color:#ccc;cursor:not-allowed;transform:none;box-shadow:none}.connect-btn:disabled:hover{background-color:#ccc;transform:none;box-shadow:none}.controls{width:90%;max-width:500px;display:grid;gap:clamp(.8rem,3vw,1.2rem);padding:clamp(.8rem,3vw,1.2rem)}.control-btn{width:100%;padding:clamp(.8rem,3vw,1.2rem);border:none;border-radius:12px;font-size:clamp(1rem,2.5vw,1.2rem);cursor:pointer;transition:all .3s ease;color:#fff;box-shadow:0 2px 4px #0003;display:flex;align-items:center;justify-content:center;gap:.5rem}.control-btn:hover{transform:translateY(-2px);box-shadow:0 4px 8px #0003}.control-btn:active{transform:translateY(0)}.control-btn.start{background-color:var(--primary-color)}.control-btn.start:hover{background-color:#1976d2}.control-btn.run{background-color:var(--secondary-color)}.control-btn.run:hover{background-color:#f57c00}.control-btn.stop{background-color:var(--danger-color)}.control-btn.stop:hover{background-color:#d32f2f}.error-message{width:90%;max-width:400px;margin:0 auto;padding:clamp(.8rem,3vw,1.2rem);border-radius:12px;background-color:#ffebee;color:#c62828;border:1px solid #ffcdd2;font-size:clamp(.9rem,2.5vw,1.1rem);text-align:center;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 480px){.app-container{padding:1rem;gap:1.5rem}.controls{padding:.5rem}.control-btn{min-height:3.5rem}}@media (min-width: 481px) and (max-width: 768px){.app-container{padding:1.5rem}.controls{grid-template-columns:repeat(2,1fr)}}@media (min-width: 769px){.controls{grid-template-columns:repeat(3,1fr)}.control-btn{min-height:4rem}}.device-info{margin-top:.5rem;font-size:.9rem;color:#666;padding:.5rem;background-color:#f5f5f5;border-radius:8px;word-break:break-all}.devices-list{width:90%;max-width:500px;margin:1rem auto;padding:1rem;background-color:var(--card-background);border-radius:12px;box-shadow:0 2px 4px #0000001a}.devices-list h2{font-size:1.2rem;color:var(--text-color);margin-bottom:1rem;text-align:center}.device-item{padding:1rem;margin-bottom:.5rem;background-color:#f8f9fa;border-radius:8px;border:1px solid #e9ecef;transition:all .3s ease}.device-item:hover{transform:translateY(-2px);box-shadow:0 4px 6px #0000001a}.device-name{font-weight:700;color:var(--text-color);margin-bottom:.3rem}.device-address{font-family:monospace;color:#666;font-size:.9rem}.current-device{width:90%;max-width:400px;margin:1rem auto;padding:1rem;background-color:var(--card-background);border-radius:12px;box-shadow:0 2px 4px #0000001a;text-align:center}.connect-btn:disabled{opacity:.7;cursor:not-allowed}@keyframes pulse{0%{opacity:1}50%{opacity:.6}to{opacity:1}}.connect-btn:disabled:not([data-reason=unsupported]){animation:pulse 1.5s infinite}