@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--blue-900: #0f1d3d;--blue-800: #152a55;--blue-700: #1a3570;--blue-600: #1e3a8a;--blue-500: #2563eb;--blue-400: #3b82f6;--blue-300: #60a5fa;--blue-200: #93bbfd;--amber-500: #f59e0b;--amber-400: #fbbf24;--amber-300: #fcd34d;--silver-100: #f1f5f9;--silver-200: #e2e8f0;--silver-300: #cbd5e1;--silver-400: #94a3b8;--silver-500: #64748b;--silver-600: #475569;--color-success: #10b981;--color-success-soft: rgba(16, 185, 129, .15);--color-warning: #f59e0b;--color-warning-soft: rgba(245, 158, 11, .15);--color-danger: #ef4444;--color-danger-soft: rgba(239, 68, 68, .15);--color-info: #3b82f6;--color-info-soft: rgba(59, 130, 246, .15);--bg-primary: #0a0e1a;--bg-secondary: #0f1629;--bg-card: rgba(15, 22, 41, .7);--bg-card-hover: rgba(20, 30, 55, .85);--bg-glass: rgba(15, 22, 41, .5);--bg-sidebar: rgba(10, 14, 28, .95);--bg-input: rgba(15, 22, 41, .6);--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--text-accent: #3b82f6;--border-subtle: rgba(59, 130, 246, .12);--border-default: rgba(59, 130, 246, .2);--border-hover: rgba(59, 130, 246, .35);--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px;--space-2xl: 48px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 50%;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .2);--shadow-md: 0 4px 16px rgba(0, 0, 0, .3);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .4);--shadow-glow-blue: 0 0 20px rgba(59, 130, 246, .15);--shadow-glow-amber: 0 0 20px rgba(245, 158, 11, .15);--glass-blur: blur(20px);--glass-blur-heavy: blur(40px);--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .4s cubic-bezier(.4, 0, .2, 1);--sidebar-width: 320px;--header-height: 70px;--font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(ellipse 80% 50% at 20% 40%,rgba(30,58,138,.15) 0%,transparent 70%),radial-gradient(ellipse 60% 40% at 80% 20%,rgba(59,130,246,.08) 0%,transparent 60%),radial-gradient(ellipse 50% 60% at 60% 80%,rgba(245,158,11,.05) 0%,transparent 60%);pointer-events:none;z-index:0}a{color:var(--blue-400);text-decoration:none}img{max-width:100%}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.3;color:var(--text-primary)}h1{font-size:1.75rem}h2{font-size:1.375rem}h3{font-size:1.125rem}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--silver-600);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--silver-500)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInScale{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-20px)}to{opacity:1;transform:translate(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes pulseGlow{0%,to{box-shadow:0 0 5px #3b82f633}50%{box-shadow:0 0 20px #3b82f666}}@keyframes breathe{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes countUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes alertSlideIn{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}.animate-fade-in{animation:fadeIn .4s ease forwards}.animate-fade-in-up{animation:fadeInUp .5s ease forwards}.animate-fade-in-scale{animation:fadeInScale .4s ease forwards}.animate-slide-left{animation:slideInLeft .4s ease forwards}.animate-pulse{animation:pulse 2s infinite}.text-success{color:var(--color-success)}.text-warning{color:var(--color-warning)}.text-danger{color:var(--color-danger)}.text-info{color:var(--color-info)}.text-muted{color:var(--text-muted)}.text-secondary{color:var(--text-secondary)}.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}#app{display:flex;min-height:100vh;position:relative;z-index:1}.sidebar{width:var(--sidebar-width);background:var(--bg-sidebar);border-right:1px solid var(--border-subtle);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100;transition:transform var(--transition-slow)}.sidebar-logo{padding:var(--space-xl) var(--space-lg);border-bottom:1px solid var(--border-subtle);background:linear-gradient(135deg,#1e3a8a33,#f59e0b14)}.logo-brand{display:flex;flex-direction:column;align-items:center;gap:14px}.logo-img{width:260px;height:auto;max-width:100%;object-fit:contain;transform:scale(1.4);transform-origin:center;filter:brightness(1.3) drop-shadow(0 4px 12px rgba(59,130,246,.25));transition:transform .3s ease;margin:15px 0}.logo-img:hover{transform:scale(1.45)}.logo-text{text-align:center}.sidebar-logo .app-name{font-size:1.6rem;font-weight:800;background:linear-gradient(135deg,var(--blue-300),var(--amber-400));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:4px;text-transform:uppercase;display:block}.app-tagline{font-size:.6rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:2px;display:block;margin-top:2px}.sidebar-nav{flex:1;padding:var(--space-md) var(--space-sm);display:flex;flex-direction:column;gap:var(--space-xs);overflow-y:auto}.nav-section-label{font-size:.65rem;font-weight:600;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted);padding:var(--space-md) var(--space-md) var(--space-xs)}.nav-item{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-base);position:relative;font-size:.875rem;font-weight:500;border:1px solid transparent;-webkit-user-select:none;user-select:none}.nav-item:hover{background:#3b82f614;color:var(--text-primary);border-color:var(--border-subtle)}.nav-item.active{background:#3b82f61f;color:var(--blue-400);border-color:var(--border-default);box-shadow:var(--shadow-glow-blue)}.nav-item.active:before{content:"";position:absolute;left:-9px;top:50%;transform:translateY(-50%);width:3px;height:60%;background:var(--blue-400);border-radius:0 4px 4px 0}.nav-item .nav-icon{width:20px;height:20px;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.nav-item .nav-badge{margin-left:auto;background:var(--color-danger);color:#fff;font-size:.65rem;font-weight:700;padding:2px 7px;border-radius:10px;min-width:20px;text-align:center}.sidebar-footer{padding:var(--space-md) var(--space-lg);border-top:1px solid var(--border-subtle)}.device-status{display:flex;align-items:center;gap:var(--space-sm);font-size:.75rem;color:var(--text-secondary)}.device-status .status-dot{width:8px;height:8px;border-radius:var(--radius-full);background:var(--color-success);animation:pulseGlow 2s infinite;box-shadow:0 0 6px var(--color-success)}.device-status .status-dot.offline{background:var(--color-danger);box-shadow:0 0 6px var(--color-danger)}.main-content{flex:1;margin-left:var(--sidebar-width);display:flex;flex-direction:column;min-height:100vh}.header{height:var(--header-height);padding:0 var(--space-xl);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border-subtle);background:#0a0e1a99;-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);position:sticky;top:0;z-index:50}.header-left{display:flex;align-items:center;gap:var(--space-md)}.header-left h1{font-size:1.25rem;font-weight:600}.header-left .page-subtitle{font-size:.8rem;color:var(--text-muted)}.header-right{display:flex;align-items:center;gap:var(--space-md)}.header-time{font-size:.8rem;color:var(--text-secondary);font-variant-numeric:tabular-nums}.header-btn{width:38px;height:38px;border-radius:var(--radius-sm);border:1px solid var(--border-subtle);background:var(--bg-glass);color:var(--text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-base);font-size:1rem;position:relative}.header-btn:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.header-btn .notification-dot{position:absolute;top:6px;right:6px;width:7px;height:7px;border-radius:var(--radius-full);background:var(--color-danger)}.page-content{flex:1;padding:var(--space-xl);animation:fadeIn .3s ease}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);-webkit-backdrop-filter:var(--glass-blur);backdrop-filter:var(--glass-blur);padding:var(--space-lg);transition:all var(--transition-base)}.card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-md)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-md)}.card-title{font-size:.85rem;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.card-value{font-size:2rem;font-weight:700;font-variant-numeric:tabular-nums;line-height:1}.card-unit{font-size:.85rem;font-weight:400;color:var(--text-muted);margin-left:4px}.card-footer{display:flex;align-items:center;gap:var(--space-sm);margin-top:var(--space-md);font-size:.78rem;color:var(--text-muted)}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-lg)}.gauge-container{display:flex;flex-direction:column;align-items:center;gap:var(--space-md)}.gauge-svg{width:130px;height:130px;transform:rotate(-90deg)}.gauge-track{fill:none;stroke:#3b82f61a;stroke-width:8}.gauge-fill{fill:none;stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset .6s cubic-bezier(.4,0,.2,1),stroke .4s ease}.gauge-center-text{transform:rotate(90deg);text-anchor:middle;dominant-baseline:central}.gauge-center-text .gauge-value{font-size:1.4rem;font-weight:700;fill:var(--text-primary)}.gauge-center-text .gauge-unit-text{font-size:.6rem;fill:var(--text-muted)}.gauge-label{font-size:.8rem;font-weight:600;color:var(--text-secondary)}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:20px;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.badge-success{background:var(--color-success-soft);color:var(--color-success)}.badge-warning{background:var(--color-warning-soft);color:var(--color-warning)}.badge-danger{background:var(--color-danger-soft);color:var(--color-danger)}.badge-info{background:var(--color-info-soft);color:var(--color-info)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);font-size:.8rem;font-weight:600;font-family:var(--font-family);border:1px solid transparent;cursor:pointer;transition:all var(--transition-base);white-space:nowrap}.btn-primary{background:linear-gradient(135deg,var(--blue-500),var(--blue-600));color:#fff;border-color:var(--blue-500);box-shadow:0 2px 10px #2563eb4d}.btn-primary:hover{background:linear-gradient(135deg,var(--blue-400),var(--blue-500));box-shadow:0 4px 20px #2563eb66;transform:translateY(-1px)}.btn-secondary{background:var(--bg-glass);color:var(--text-secondary);border-color:var(--border-default)}.btn-secondary:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.btn-danger{background:#ef444426;color:var(--color-danger);border-color:#ef44444d}.btn-danger:hover{background:#ef444440}.btn-sm{padding:4px 10px;font-size:.72rem}.form-group{margin-bottom:var(--space-md)}.form-label{display:block;font-size:.78rem;font-weight:600;color:var(--text-secondary);margin-bottom:var(--space-xs)}.form-input,.form-select{width:100%;padding:var(--space-sm) var(--space-md);border-radius:var(--radius-sm);border:1px solid var(--border-default);background:var(--bg-input);color:var(--text-primary);font-family:var(--font-family);font-size:.85rem;transition:all var(--transition-base);outline:none}.form-input:focus,.form-select:focus{border-color:var(--blue-400);box-shadow:0 0 0 3px #3b82f626}.form-select{cursor:pointer;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center;padding-right:36px}.data-table{width:100%;border-collapse:collapse}.data-table th{padding:var(--space-sm) var(--space-md);text-align:left;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);border-bottom:1px solid var(--border-subtle)}.data-table td{padding:var(--space-sm) var(--space-md);font-size:.82rem;color:var(--text-secondary);border-bottom:1px solid var(--border-subtle);vertical-align:middle}.data-table tr:hover td{background:#3b82f60a}.data-table tr:last-child td{border-bottom:none}.aqi-ring{position:relative;width:180px;height:180px;display:flex;align-items:center;justify-content:center}.aqi-ring svg{position:absolute;top:0;left:0;width:100%;height:100%;transform:rotate(-90deg)}.aqi-ring .aqi-track{fill:none;stroke:#3b82f61a;stroke-width:10}.aqi-ring .aqi-fill{fill:none;stroke-width:10;stroke-linecap:round;transition:stroke-dashoffset 1s cubic-bezier(.4,0,.2,1),stroke .4s ease}.aqi-center{text-align:center;z-index:1}.aqi-score{font-size:2.5rem;font-weight:800;line-height:1}.aqi-label{font-size:.75rem;color:var(--text-muted);margin-top:4px}.sparkline-container{height:40px;width:100%;margin-top:var(--space-sm)}.alert-item{display:flex;align-items:flex-start;gap:var(--space-md);padding:var(--space-md);border-radius:var(--radius-md);border:1px solid var(--border-subtle);background:var(--bg-card);margin-bottom:var(--space-sm);animation:alertSlideIn .3s ease forwards;transition:all var(--transition-base)}.alert-item:hover{border-color:var(--border-hover)}.alert-icon{width:36px;height:36px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.alert-icon.critical{background:var(--color-danger-soft);color:var(--color-danger)}.alert-icon.warning{background:var(--color-warning-soft);color:var(--color-warning)}.alert-icon.info{background:var(--color-info-soft);color:var(--color-info)}.alert-body{flex:1;min-width:0}.alert-title{font-size:.85rem;font-weight:600;color:var(--text-primary)}.alert-message{font-size:.78rem;color:var(--text-muted);margin-top:2px}.alert-time{font-size:.7rem;color:var(--text-muted);white-space:nowrap}.chart-container{position:relative;width:100%;min-height:300px}.chart-controls{display:flex;align-items:center;gap:var(--space-sm);flex-wrap:wrap}.time-range-btn{padding:4px 14px;border-radius:20px;border:1px solid var(--border-subtle);background:transparent;color:var(--text-muted);font-size:.72rem;font-weight:600;font-family:var(--font-family);cursor:pointer;transition:all var(--transition-base)}.time-range-btn:hover{border-color:var(--border-hover);color:var(--text-primary)}.time-range-btn.active{background:var(--blue-500);color:#fff;border-color:var(--blue-500)}.toggle-switch{position:relative;width:44px;height:24px;cursor:pointer}.toggle-switch input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;top:0;left:0;right:0;bottom:0;background:var(--silver-600);border-radius:12px;transition:all var(--transition-base)}.toggle-slider:before{content:"";position:absolute;left:3px;top:3px;width:18px;height:18px;border-radius:var(--radius-full);background:#fff;transition:transform var(--transition-base)}.toggle-switch input:checked+.toggle-slider{background:var(--blue-500)}.toggle-switch input:checked+.toggle-slider:before{transform:translate(20px)}.stat-row{display:flex;align-items:center;justify-content:space-between;padding:var(--space-sm) 0;border-bottom:1px solid var(--border-subtle)}.stat-row:last-child{border-bottom:none}.stat-label{font-size:.82rem;color:var(--text-secondary)}.stat-value{font-size:.85rem;font-weight:600;color:var(--text-primary);font-variant-numeric:tabular-nums}@media (max-width: 1024px){.sidebar{transform:translate(-100%)}.sidebar.open{transform:translate(0)}.main-content{margin-left:0}}@media (max-width: 768px){.metrics-grid{grid-template-columns:1fr 1fr}.page-content{padding:var(--space-md)}}@media (max-width: 480px){.metrics-grid{grid-template-columns:1fr}}