:root{--primary: #3b82f6;--primary-dark: #2563eb;--secondary: #8b5cf6;--success: #10b981;--danger: #ef4444;--warning: #f59e0b;--bg-dark: #0a0e27;--bg-card: rgba(255, 255, 255, .05);--bg-card-hover: rgba(255, 255, 255, .08);--text-primary: #ffffff;--text-secondary: #94a3b8;--border: rgba(255, 255, 255, .1);--shadow: 0 8px 32px rgba(0, 0, 0, .4)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:linear-gradient(135deg,#0a0e27,#1a1f3a);color:var(--text-primary);min-height:100vh;line-height:1.6}.container{max-width:600px;margin:0 auto;padding:1rem;min-height:100vh;display:flex;flex-direction:column}.header{text-align:center;padding:2rem 0 1rem}.header h1{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem}.subtitle{color:var(--text-secondary);font-size:.95rem}.status-card{background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:12px;padding:1rem;margin:1rem 0;display:flex;align-items:center;gap:.75rem;transition:all .3s ease}.status-indicator{width:12px;height:12px;border-radius:50%;background:var(--danger);animation:pulse 2s infinite}.status-card.connected .status-indicator{background:var(--success)}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.nav-tabs{display:flex;gap:.5rem;margin:1rem 0;padding:.5rem;background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:12px}.nav-tabs.hidden{display:none}.nav-tab{flex:1;padding:.75rem 1rem;border:none;background:transparent;color:var(--text-secondary);font-size:.95rem;font-weight:600;border-radius:8px;cursor:pointer;transition:all .3s ease}.nav-tab:hover{background:var(--bg-card-hover);color:var(--text-primary)}.nav-tab.active{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff}.screen{display:none;flex-direction:column;gap:1.5rem;flex:1}.screen.active{display:flex}.info-card{background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:16px;padding:1.5rem}.info-card h2{font-size:1.5rem;margin-bottom:.75rem}.info-card p{color:var(--text-secondary);margin-bottom:1rem}.feature-list{list-style:none;display:flex;flex-direction:column;gap:.5rem}.feature-list li{padding-left:1.5rem;position:relative;color:var(--text-secondary)}.feature-list li:before{content:"✓";position:absolute;left:0;color:var(--success);font-weight:700}.btn{padding:1rem 2rem;border:none;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;gap:.5rem;width:100%}.btn-primary{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;box-shadow:0 4px 12px #3b82f64d}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px #3b82f666}.btn-secondary{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-card-hover)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#dc2626}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-icon{font-size:1.2rem}.btn-sm{padding:.75rem 1.5rem;font-size:.9rem}.device-list{display:flex;flex-direction:column;gap:.75rem}.device-item{background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:12px;padding:1rem;cursor:pointer;transition:all .3s ease}.device-item:hover{background:var(--bg-card-hover);transform:translate(4px)}.presets-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.25rem}.preset-card{background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:16px;padding:1.5rem;transition:all .3s ease;display:flex;flex-direction:column;gap:1.25rem}.preset-card:hover{background:var(--bg-card-hover);transform:translateY(-4px);box-shadow:0 8px 24px #0006;border-color:#3b82f64d}.preset-card h3{font-size:1.25rem;margin:0;background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:700}.preset-details{display:flex;flex-direction:column;gap:.75rem;padding:1rem;background:#0003;border-radius:8px}.preset-item{display:flex;justify-content:space-between;align-items:center;font-size:.9rem;gap:1rem}.preset-label{color:var(--text-secondary);font-weight:600;min-width:60px}.preset-value{color:var(--text-primary);font-family:Courier New,monospace;font-size:.9rem;text-align:right;word-break:break-all}.preset-buttons{display:grid;grid-template-columns:1fr 1fr;gap:.75rem}.device-info{background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:12px;padding:1rem;text-align:center}.device-info h3{font-size:1.25rem;margin-bottom:.25rem}.device-id{color:var(--text-secondary);font-size:.9rem}.config-section{background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:16px;padding:1.5rem}.config-section h3{font-size:1.25rem;margin-bottom:1rem}.config-form{display:flex;flex-direction:column;gap:1rem}.form-group{display:flex;flex-direction:column;gap:.5rem}.form-group label{font-weight:600;font-size:.9rem;color:var(--text-secondary)}.form-group input{padding:.875rem;border:1px solid var(--border);border-radius:8px;background:#0000004d;color:var(--text-primary);font-size:1rem;transition:all .3s ease}.form-group input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #3b82f61a}.form-group small{color:var(--text-secondary);font-size:.85rem}.form-note{display:block;margin-top:.75rem;color:var(--text-secondary);font-size:.85rem;text-align:center}.status-display{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-bottom:1rem}.status-item{display:flex;flex-direction:column;gap:.25rem}.status-label{font-size:.85rem;color:var(--text-secondary)}.status-value{font-weight:600;font-size:1.1rem}.status-good{color:var(--success)}.status-bad{color:var(--danger)}.footer{text-align:center;padding:2rem 0 1rem;color:var(--text-secondary);font-size:.85rem}.footer-note{margin-top:.5rem;font-size:.8rem}.toast{position:fixed;bottom:2rem;left:50%;transform:translate(-50%) translateY(100px);background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid var(--border);border-radius:12px;padding:1rem 1.5rem;box-shadow:var(--shadow);opacity:0;transition:all .3s ease;max-width:90%;z-index:1000}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.toast-success{border-left:4px solid var(--success)}.toast-error{border-left:4px solid var(--danger)}.toast-info{border-left:4px solid var(--primary)}.toast-warning{border-left:4px solid var(--warning)}@media(max-width:640px){.header h1{font-size:2rem}.status-display{grid-template-columns:1fr}}@keyframes spin{to{transform:rotate(360deg)}}.loading{display:inline-block;width:1rem;height:1rem;border:2px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .6s linear infinite}.modal{display:none;position:fixed;z-index:2000;left:0;top:0;width:100%;height:100%;background-color:#000000b3;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);align-items:center;justify-content:center}.modal.show{display:flex}.modal-content{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border);border-radius:16px;padding:2rem;width:90%;max-width:400px;text-align:center;box-shadow:0 20px 50px #00000080;display:flex;flex-direction:column;gap:1rem}.modal-content h3{font-size:1.5rem;color:var(--text-primary)}.modal-content p{color:var(--text-secondary)}.reconnect-status{font-size:1.1rem;font-weight:600;color:var(--primary);min-height:1.6rem}.modal-content .spinner{width:40px;height:40px;border:3px solid rgba(255,255,255,.1);border-top-color:var(--primary);border-radius:50%;animation:spin 1s linear infinite;margin:0 auto 1rem}