:root{--bg-deep:#07070f;--bg-base:#0d0d1a;--bg-surface:#12122a;--bg-elevated:#1a1a35;--bg-card:#1e1e3a;--clr-none:#1e1e3a;--clr-approaching:#f5a623;--clr-overspeed:#e53935;--clr-safe:#2e7d32;--clr-safe-bright:#43a047;--clr-passed:#5c6bc0;--accent-primary:#00d4ff;--accent-secondary:#7c3aed;--accent-glow:#00d4ff26;--text-primary:#f0f0ff;--text-secondary:#88a;--text-muted:#446;--border-subtle:#ffffff0f;--border-medium:#ffffff1f;--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-xl:32px;--radius-full:9999px;--font-body:"Inter", system-ui, sans-serif;--font-display:"Rajdhani", "Inter", sans-serif;--font-mono:"JetBrains Mono", monospace;--shadow-card:0 4px 24px #0006, 0 1px 0 var(--border-subtle);--shadow-glow:0 0 40px var(--accent-glow);--transition-fast:.15s ease;--transition-normal:.25s ease;--transition-slow:.4s cubic-bezier(.4, 0, .2, 1);--nav-height:72px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent;font-size:16px}body{font-family:var(--font-body);background:var(--bg-deep);color:var(--text-primary);-webkit-user-select:none;user-select:none;min-height:100svh;overflow:hidden}button{cursor:pointer;color:inherit;touch-action:manipulation;background:0 0;border:none;font-family:inherit}input[type=range]{appearance:none}input[type=checkbox]{display:none}.hidden{display:none!important}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.splash{background:var(--bg-deep);justify-content:center;align-items:center;gap:var(--space-xl);z-index:1000;flex-direction:column;transition:opacity .5s;display:flex;position:fixed;inset:0}.splash-logo{align-items:center;gap:var(--space-lg);flex-direction:column;display:flex}.splash-icon{filter:drop-shadow(0 0 24px #00d4ff80);width:96px;height:96px;animation:3s ease-in-out infinite float}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-8px)}}.splash-title{font-family:var(--font-display);text-align:center;background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:2rem;font-weight:700;line-height:1.2}.splash-title span{font-size:2.5rem;display:block}.splash-loader{background:var(--bg-elevated);border-radius:var(--radius-full);width:200px;height:3px;overflow:hidden}.splash-bar{background:linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));border-radius:var(--radius-full);height:100%;animation:2.5s ease-in-out forwards splash-load}@keyframes splash-load{0%{width:0%}60%{width:70%}to{width:100%}}.splash-status{color:var(--text-secondary);letter-spacing:.05em;font-size:.8rem}#main-app{background:var(--bg-base);flex-direction:column;height:100svh;display:flex}.bottom-nav{height:var(--nav-height);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border-subtle);padding:0 var(--space-md);padding-bottom:env(safe-area-inset-bottom,0);z-index:100;background:#0d0d1af2;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:0;right:0}.nav-btn{padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);color:var(--text-muted);transition:color var(--transition-normal), background var(--transition-normal);flex-direction:column;align-items:center;gap:4px;min-width:64px;display:flex}.nav-btn svg{stroke:currentColor;width:22px;height:22px}.nav-btn span{letter-spacing:.04em;text-transform:uppercase;font-size:.65rem;font-weight:500}.nav-btn.active{color:var(--accent-primary);background:#00d4ff14}.nav-btn:hover:not(.active){color:var(--text-secondary);background:var(--bg-surface)}.app-views{padding-bottom:var(--nav-height);flex:1;overflow:hidden}.view{inset:0;bottom:var(--nav-height);scrollbar-width:thin;scrollbar-color:var(--border-medium) transparent;animation:fadeIn var(--transition-normal);position:absolute;overflow:hidden auto}.view.hidden{display:none!important}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.view-header{padding:var(--space-xl) var(--space-lg) var(--space-md);border-bottom:1px solid var(--border-subtle)}.view-header h2{font-family:var(--font-display);color:var(--text-primary);font-size:1.6rem;font-weight:700}.view-subtitle{color:var(--text-secondary);margin-top:4px;font-size:.85rem}.dashboard-container{align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-md) var(--space-xl);flex-direction:column;min-height:100%;display:flex}.alert-banner{border-radius:var(--radius-lg);width:100%;padding:var(--space-md) var(--space-lg);background:var(--bg-card);border:1px solid var(--border-subtle);transition:background var(--transition-slow), border-color var(--transition-slow);position:relative;overflow:hidden}.alert-banner[data-stage=NONE]{background:var(--bg-card);border-color:var(--border-subtle)}.alert-banner[data-stage=APPROACHING]{background:#f5a6231a;border-color:#f5a62366}.alert-banner[data-stage=OVERSPEED_WARNING]{background:#e5393526;border-color:#e5393580;animation:1s ease-in-out infinite overspeed-flash}.alert-banner[data-stage=UNDERSPEED_SAFE]{background:#43a0471a;border-color:#43a04766}.alert-banner[data-stage=PASSED]{background:#5c6bc01a;border-color:#5c6bc04d}@keyframes overspeed-flash{0%,to{opacity:1}50%{opacity:.7}}.alert-pulse{border-radius:inherit;pointer-events:none;width:100%;height:100%;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.alert-banner[data-stage=APPROACHING] .alert-pulse{background:radial-gradient(#f5a62333 0%,#0000 70%);animation:2s ease-out infinite pulse-amber}.alert-banner[data-stage=OVERSPEED_WARNING] .alert-pulse{background:radial-gradient(#e539354d 0%,#0000 70%);animation:.8s ease-out infinite pulse-red}@keyframes pulse-amber{0%{opacity:1;transform:translate(-50%,-50%)scale(.8)}to{opacity:0;transform:translate(-50%,-50%)scale(1.2)}}@keyframes pulse-red{0%{opacity:1;transform:translate(-50%,-50%)scale(.7)}to{opacity:0;transform:translate(-50%,-50%)scale(1.3)}}.alert-content{align-items:center;gap:var(--space-sm);display:flex;position:relative}.alert-icon{text-align:center;min-width:32px;font-size:1.4rem}.alert-label{font-family:var(--font-display);letter-spacing:.02em;font-size:1.1rem;font-weight:600}.alert-banner[data-stage=NONE] .alert-label{color:var(--text-secondary)}.alert-banner[data-stage=APPROACHING] .alert-label{color:var(--clr-approaching)}.alert-banner[data-stage=OVERSPEED_WARNING].alert-label{color:#ff6b6b}.alert-banner[data-stage=UNDERSPEED_SAFE] .alert-label{color:var(--clr-safe-bright)}.alert-banner[data-stage=PASSED] .alert-label{color:var(--clr-passed)}.speedometer-wrapper{justify-content:center;align-items:center;display:flex;position:relative}.speedometer{width:280px;height:280px;position:relative}#speedo-canvas{width:100%;height:100%;position:absolute;inset:0}.speed-display{pointer-events:none;flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.speed-value{font-family:var(--font-display);color:var(--text-primary);transition:color var(--transition-normal);letter-spacing:-2px;text-shadow:0 0 40px #00d4ff4d;font-size:5.5rem;font-weight:700;line-height:1}.speed-unit{color:var(--text-secondary);letter-spacing:.1em;text-transform:uppercase;margin-top:2px;font-size:.85rem;font-weight:500}.camera-card{border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border-subtle);width:100%;transition:all var(--transition-slow);overflow:hidden}.camera-card[data-visible=false]{opacity:.3}.camera-card[data-visible=true]{opacity:1;border-color:var(--border-medium);box-shadow:var(--shadow-card)}.camera-card-inner{align-items:center;gap:var(--space-md);padding:var(--space-md) var(--space-lg);display:flex}.camera-limit-badge{width:72px;height:72px;transition:border-color var(--transition-normal);background:#e5393514;border:4px solid #e53935;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex}.camera-limit-badge span{font-family:var(--font-display);color:var(--text-primary);font-size:1.5rem;font-weight:700}.camera-details{flex-direction:column;gap:4px;display:flex}.camera-type{text-transform:uppercase;letter-spacing:.08em;color:var(--accent-primary);font-size:.7rem;font-weight:600}.camera-road{font-family:var(--font-display);color:var(--text-primary);font-size:1.1rem;font-weight:600}.camera-distance{font-family:var(--font-mono);color:var(--text-secondary);font-size:.85rem}.stats-row{gap:var(--space-sm);grid-template-columns:repeat(3,1fr);width:100%;display:grid}.stat-chip{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-sm) var(--space-sm);flex-direction:column;align-items:center;gap:4px;display:flex}.stat-icon{width:16px;height:16px;stroke:var(--text-muted)}.stat-label{color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;font-size:.6rem;font-weight:500}.stat-value{font-family:var(--font-mono);color:var(--accent-primary);font-size:.8rem;font-weight:700}.engine-btn{justify-content:center;align-items:center;gap:var(--space-sm);width:100%;padding:var(--space-md) var(--space-xl);border-radius:var(--radius-full);font-family:var(--font-display);letter-spacing:.04em;background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));color:#fff;transition:all var(--transition-normal);font-size:1.1rem;font-weight:700;display:flex;position:relative;overflow:hidden;box-shadow:0 4px 20px #00d4ff40}.engine-btn:before{content:"";opacity:0;transition:opacity var(--transition-fast);background:#ffffff1a;position:absolute;inset:0}.engine-btn:hover:before{opacity:1}.engine-btn:active{transform:scale(.98)}.engine-btn[data-running=true]{background:linear-gradient(135deg,#b71c1c,#7b1fa2);animation:2s ease-in-out infinite engine-running;box-shadow:0 4px 20px #e539354d}@keyframes engine-running{0%,to{box-shadow:0 4px 20px #e539354d}50%{box-shadow:0 4px 30px #e5393599}}.engine-btn-icon{font-size:1.2rem}.demo-select{width:100%;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);border:1px solid var(--border-medium);background:var(--bg-surface);color:var(--text-primary);font-family:var(--font-display);cursor:pointer;transition:all var(--transition-fast);outline:none;font-size:.95rem;font-weight:500}.demo-select:focus{border-color:var(--accent-primary);box-shadow:0 0 10px #00d4ff26}.sync-status-card{margin:var(--space-lg);background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);padding:var(--space-lg);align-items:center;gap:var(--space-lg);box-shadow:var(--shadow-card);display:flex}.sync-status-icon{background:#00d4ff1a;border:1px solid #00d4ff33;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:56px;height:56px;display:flex}.sync-status-icon svg{width:24px;height:24px;stroke:var(--accent-primary)}.sync-status-label{font-family:var(--font-display);color:var(--text-primary);font-size:1.1rem;font-weight:600}.sync-status-detail{color:var(--text-secondary);margin-top:4px;font-size:.8rem}.sync-breakdown-card{margin:0 var(--space-lg) var(--space-lg);padding:var(--space-lg);background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);box-shadow:var(--shadow-card)}.breakdown-title{font-family:var(--font-display);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-md);font-size:.95rem;font-weight:600}.breakdown-grid{gap:var(--space-sm);grid-template-columns:repeat(2,1fr);display:grid}.breakdown-chip{padding:var(--space-sm) var(--space-md);border:1px solid var(--border-subtle);border-radius:var(--radius-md);transition:all var(--transition-fast);background:#ffffff05;flex-direction:column;display:flex}.breakdown-chip:hover{background:#00d4ff0d;border-color:#00d4ff40;transform:translateY(-1px)}.breakdown-chip-header{align-items:center;gap:var(--space-xs);color:var(--text-secondary);font-size:.8rem;font-weight:500;display:flex}.breakdown-chip-value{font-family:var(--font-display);color:var(--text-primary);margin-top:2px;font-size:1.15rem;font-weight:700}.breakdown-chip-value span{color:var(--text-secondary);margin-left:4px;font-size:.75rem;font-weight:500}.primary-btn{justify-content:center;align-items:center;gap:var(--space-sm);width:calc(100% - var(--space-xl) * 2);margin:0 var(--space-lg);padding:var(--space-md);border-radius:var(--radius-md);background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));color:#fff;font-family:var(--font-display);letter-spacing:.04em;transition:all var(--transition-normal);font-size:1rem;font-weight:600;display:flex;box-shadow:0 4px 16px #00d4ff33}.primary-btn:hover{filter:brightness(1.1)}.primary-btn:active{transform:scale(.98)}.primary-btn:disabled{opacity:.5;cursor:not-allowed}.sync-progress{margin:var(--space-md) var(--space-lg) 0}.progress-bar{background:var(--bg-elevated);border-radius:var(--radius-full);height:4px;overflow:hidden}.progress-fill{background:linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));border-radius:var(--radius-full);width:0%;height:100%;transition:width .3s;animation:1.5s ease-in-out infinite progress-shimmer}@keyframes progress-shimmer{0%{filter:brightness()}50%{filter:brightness(1.3)}to{filter:brightness()}}.progress-label{color:var(--text-secondary);margin-top:var(--space-sm);text-align:center;font-size:.8rem}.sync-history{margin:var(--space-lg)}.sync-history h3{font-family:var(--font-display);color:var(--text-secondary);text-transform:uppercase;letter-spacing:.08em;margin-bottom:var(--space-sm);font-size:1rem;font-weight:600}.history-item{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-sm) var(--space-md);margin-bottom:var(--space-sm);justify-content:space-between;align-items:center;display:flex}.history-item-status{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.06em;padding:2px 8px;font-size:.7rem;font-weight:700}.history-item-status.success{color:var(--clr-safe-bright);background:#43a04733}.history-item-status.failed{color:#ef9a9a;background:#e5393533}.history-item-info{flex-direction:column;gap:2px;display:flex}.history-item-date{color:var(--text-primary);font-size:.8rem;font-weight:500}.history-item-records{color:var(--text-secondary);font-size:.7rem}.bt-status-indicator{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);margin:var(--space-md) var(--space-lg);background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);display:flex}.bt-dot{background:var(--text-muted);width:10px;height:10px;transition:background var(--transition-normal);border-radius:50%}.bt-status-indicator[data-connected=true] .bt-dot{background:var(--clr-safe-bright);animation:2s ease-in-out infinite bt-pulse}@keyframes bt-pulse{0%,to{box-shadow:0 0 #43a04766}50%{box-shadow:0 0 0 6px #43a04700}}.bt-status-indicator span{color:var(--text-secondary);font-size:.85rem;font-weight:500}.bt-status-indicator[data-connected=true] span{color:var(--clr-safe-bright)}.device-list{padding:var(--space-md) var(--space-lg);gap:var(--space-sm);flex-direction:column;display:flex}.device-item{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:var(--space-md);align-items:center;gap:var(--space-md);display:flex}.device-icon{border-radius:var(--radius-sm);background:#00d4ff1a;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;font-size:1.2rem;display:flex}.device-info{flex:1}.device-name{color:var(--text-primary);font-size:.95rem;font-weight:600}.device-uuid{font-family:var(--font-mono);color:var(--text-muted);margin-top:2px;font-size:.65rem}.empty-state{text-align:center;color:var(--text-muted);padding:var(--space-xl) 0;font-size:.85rem}.settings-group{margin:0 var(--space-lg);padding:var(--space-lg) 0;border-bottom:1px solid var(--border-subtle)}.settings-label{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.06em;margin-bottom:var(--space-md);justify-content:space-between;align-items:center;font-size:.85rem;font-weight:600;display:flex}.settings-value-display{font-family:var(--font-mono);color:var(--accent-primary);text-transform:none;font-size:.9rem;font-weight:700}.segmented-control{background:var(--bg-elevated);border-radius:var(--radius-md);gap:4px;padding:4px;display:flex}.seg-btn{padding:var(--space-sm) var(--space-md);border-radius:calc(var(--radius-md) - 4px);color:var(--text-secondary);transition:all var(--transition-normal);flex:1;font-size:.85rem;font-weight:600}.seg-btn.active{background:var(--bg-card);color:var(--accent-primary);box-shadow:0 2px 8px #0000004d}.range-input{background:var(--bg-elevated);border-radius:var(--radius-full);width:100%;height:4px;margin-bottom:var(--space-xs);outline:none}.range-input::-webkit-slider-thumb{-webkit-appearance:none;background:var(--accent-primary);cursor:pointer;width:20px;height:20px;transition:box-shadow var(--transition-fast);border-radius:50%;box-shadow:0 0 0 4px #00d4ff33}.range-input::-webkit-slider-thumb:hover{box-shadow:0 0 0 6px #00d4ff4d}.range-labels{color:var(--text-muted);justify-content:space-between;font-size:.7rem;display:flex}.toggle-row{justify-content:space-between;align-items:center;gap:var(--space-md);display:flex}.toggle-label{color:var(--text-primary);font-size:.95rem;font-weight:500}.toggle-desc{color:var(--text-secondary);margin-top:2px;font-size:.75rem}.toggle-switch{cursor:pointer;flex-shrink:0;width:52px;height:28px;position:relative}.toggle-thumb{border-radius:var(--radius-full);background:var(--bg-elevated);border:1px solid var(--border-medium);transition:background var(--transition-normal);position:absolute;inset:0}.toggle-thumb:after{content:"";background:var(--text-muted);width:20px;height:20px;transition:all var(--transition-normal);border-radius:50%;position:absolute;top:3px;left:3px;box-shadow:0 2px 4px #0000004d}input[type=checkbox]:checked+.toggle-thumb{border-color:var(--accent-primary);background:#00d4ff26}input[type=checkbox]:checked+.toggle-thumb:after{background:var(--accent-primary);left:calc(100% - 23px)}.settings-version{margin:var(--space-xl) var(--space-lg) var(--space-lg);text-align:center;color:var(--text-muted);font-size:.75rem;line-height:1.8}.pwa-install-banner{border-radius:var(--radius-lg);width:100%;padding:var(--space-md);gap:var(--space-md);margin-bottom:var(--space-sm);-webkit-backdrop-filter:blur(12px);animation:slideDown var(--transition-slow);background:linear-gradient(135deg,#1a1a35e6 0%,#12122af2 100%);border:1px solid #00d4ff40;flex-direction:column;display:flex;box-shadow:0 8px 32px #00000080,0 0 20px #00d4ff0d}@keyframes slideDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}.pwa-banner-content{align-items:center;gap:var(--space-md);display:flex}.pwa-logo{padding:var(--space-xs);border-radius:var(--radius-md);background:#00d4ff1a;border:1px solid #00d4ff33;font-size:2rem}.pwa-title{font-family:var(--font-display);color:var(--text-primary);font-size:1.1rem;font-weight:700}.pwa-desc{color:var(--text-secondary);margin-top:2px;font-size:.8rem;line-height:1.3}.pwa-banner-actions{justify-content:flex-end;align-items:center;gap:var(--space-md);display:flex}.pwa-install-btn{padding:6px var(--space-lg);background:linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));color:#fff;font-family:var(--font-display);border-radius:var(--radius-full);transition:all var(--transition-fast);font-size:.9rem;font-weight:600;box-shadow:0 4px 12px #00d4ff40}.pwa-install-btn:hover{filter:brightness(1.15)}.pwa-install-btn:active{transform:scale(.96)}.pwa-close-btn{color:var(--text-muted);width:28px;height:28px;transition:all var(--transition-fast);border-radius:50%;justify-content:center;align-items:center;font-size:1.4rem;display:flex}.pwa-close-btn:hover{color:var(--text-secondary);background:#ffffff0d}.map-view-container{border-radius:var(--radius-lg);border:1px solid var(--border-subtle);height:calc(100vh - 200px);min-height:400px;box-shadow:var(--shadow-card);position:relative;overflow:hidden}#map{background:#0d0d13;width:100%;height:100%}.leaflet-bar{border:1px solid var(--border-subtle)!important;box-shadow:var(--shadow-card)!important}.leaflet-bar a{background-color:var(--bg-card)!important;color:var(--text-primary)!important;border-bottom:1px solid var(--border-subtle)!important;transition:all var(--transition-fast)!important}.leaflet-bar a:hover{background-color:var(--bg-elevated)!important;color:var(--accent-primary)!important}.leaflet-container{font-family:var(--font-main)!important}.leaflet-popup-content-wrapper{background:var(--bg-card)!important;color:var(--text-primary)!important;border:1px solid var(--border-medium)!important;border-radius:var(--radius-md)!important;box-shadow:var(--shadow-modal)!important}.leaflet-popup-tip{background:var(--bg-card)!important;border:1px solid var(--border-medium)!important}.leaflet-popup-content{margin:var(--space-md)!important;font-size:.85rem!important;line-height:1.4!important}