:root{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-tertiary: #1a1a24;--bg-card: rgba(26, 26, 36, .8);--bg-glass: rgba(255, 255, 255, .03);--accent-primary: #6366f1;--accent-secondary: #22d3ee;--accent-success: #10b981;--accent-warning: #f59e0b;--accent-danger: #ef4444;--accent-info: #3b82f6;--gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--gradient-success: linear-gradient(135deg, #10b981 0%, #34d399 100%);--gradient-warning: linear-gradient(135deg, #f59e0b 0%, #fbbf24 100%);--gradient-danger: linear-gradient(135deg, #ef4444 0%, #f87171 100%);--gradient-cyan: linear-gradient(135deg, #06b6d4 0%, #22d3ee 100%);--text-primary: #ffffff;--text-secondary: #a1a1aa;--text-muted: #71717a;--border-color: rgba(255, 255, 255, .08);--border-radius: 16px;--border-radius-sm: 8px;--border-radius-lg: 24px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 20px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 40px rgba(0, 0, 0, .5);--shadow-glow: 0 0 40px rgba(99, 102, 241, .15);--font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .35s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.6}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:radial-gradient(circle at 20% 20%,rgba(99,102,241,.08) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(34,211,238,.06) 0%,transparent 50%),radial-gradient(circle at 50% 50%,rgba(139,92,246,.04) 0%,transparent 50%);pointer-events:none;z-index:-1}a{color:var(--accent-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-secondary)}.app-container{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-right:1px solid var(--border-color);padding:var(--spacing-lg);display:flex;flex-direction:column;position:fixed;height:100vh;z-index:100}.sidebar-header{display:flex;align-items:center;gap:var(--spacing-md);padding-bottom:var(--spacing-lg);border-bottom:1px solid var(--border-color);margin-bottom:var(--spacing-lg)}.sidebar-logo{width:40px;height:40px;background:var(--gradient-primary);border-radius:var(--border-radius-sm);display:flex;align-items:center;justify-content:center}.sidebar-title{font-size:1.1rem;font-weight:600}.sidebar-nav{flex:1;display:flex;flex-direction:column;gap:var(--spacing-xs)}.nav-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);border-radius:var(--border-radius-sm);color:var(--text-secondary);transition:all var(--transition-fast);cursor:pointer}.nav-item:hover{background:var(--bg-glass);color:var(--text-primary)}.nav-item.active{background:var(--gradient-primary);color:var(--text-primary)}.main-content{flex:1;margin-left:260px;padding:var(--spacing-xl);min-height:100vh}.page-header{margin-bottom:var(--spacing-xl)}.page-title{font-size:2rem;font-weight:700;margin-bottom:var(--spacing-sm)}.page-subtitle{color:var(--text-secondary);font-size:1rem}.card{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-lg);transition:all var(--transition-normal)}.card:hover{border-color:#ffffff1f;box-shadow:var(--shadow-glow)}.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--spacing-lg)}.card-title{font-size:1.1rem;font-weight:600}.card-subtitle{color:var(--text-muted);font-size:.85rem}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--spacing-lg);margin-bottom:var(--spacing-xl)}.stat-card{background:var(--bg-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-lg);display:flex;align-items:flex-start;gap:var(--spacing-md);transition:all var(--transition-normal)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}.stat-icon{width:48px;height:48px;border-radius:var(--border-radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}.stat-icon.primary{background:var(--gradient-primary)}.stat-icon.success{background:var(--gradient-success)}.stat-icon.warning{background:var(--gradient-warning)}.stat-icon.danger{background:var(--gradient-danger)}.stat-icon.cyan{background:var(--gradient-cyan)}.stat-content{flex:1}.stat-label{font-size:.85rem;color:var(--text-secondary);margin-bottom:var(--spacing-xs)}.stat-value{font-size:1.75rem;font-weight:700;line-height:1.2}.stat-change{font-size:.8rem;margin-top:var(--spacing-xs)}.stat-change.positive{color:var(--accent-success)}.stat-change.negative{color:var(--accent-danger)}.badge{display:inline-flex;align-items:center;padding:var(--spacing-xs) var(--spacing-sm);border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px}.badge.low{background:#10b98126;color:var(--accent-success)}.badge.medium{background:#f59e0b26;color:var(--accent-warning)}.badge.high{background:#f9731626;color:#f97316}.badge.critical{background:#ef444426;color:var(--accent-danger);animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.health-gauge{position:relative;width:120px;height:120px}.health-gauge-circle{transform:rotate(-90deg)}.health-gauge-bg{fill:none;stroke:var(--bg-tertiary);stroke-width:8}.health-gauge-progress{fill:none;stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset var(--transition-slow)}.health-gauge-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center}.health-gauge-value{font-size:1.5rem;font-weight:700}.health-gauge-label{font-size:.75rem;color:var(--text-muted)}.data-table{width:100%;border-collapse:collapse}.data-table th,.data-table td{padding:var(--spacing-md);text-align:left;border-bottom:1px solid var(--border-color)}.data-table th{font-weight:600;color:var(--text-secondary);font-size:.85rem;text-transform:uppercase;letter-spacing:.5px}.data-table tr:hover td{background:var(--bg-glass)}.data-table tr:last-child td{border-bottom:none}.battery-row{cursor:pointer;transition:background var(--transition-fast)}.battery-vin{font-family:monospace;font-weight:500}.battery-type{font-size:.85rem;color:var(--text-secondary)}.progress-bar{height:6px;background:var(--bg-tertiary);border-radius:3px;overflow:hidden}.progress-bar-fill{height:100%;border-radius:3px;transition:width var(--transition-normal)}.progress-bar-fill.success{background:var(--gradient-success)}.progress-bar-fill.warning{background:var(--gradient-warning)}.progress-bar-fill.danger{background:var(--gradient-danger)}.chart-container{margin-top:var(--spacing-lg);height:300px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-lg)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg)}@media (max-width: 1200px){.grid-3{grid-template-columns:repeat(2,1fr)}}@media (max-width: 768px){.grid-2,.grid-3{grid-template-columns:1fr}.sidebar{display:none}.main-content{margin-left:0}}.btn{display:inline-flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);border:none;border-radius:var(--border-radius-sm);font-size:.9rem;font-weight:500;cursor:pointer;transition:all var(--transition-fast)}.btn-primary{background:var(--gradient-primary);color:#fff}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn-secondary{background:var(--bg-tertiary);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background:var(--bg-glass)}.loading{display:flex;align-items:center;justify-content:center;min-height:200px}.spinner{width:40px;height:40px;border:3px solid var(--bg-tertiary);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 0%,rgba(255,255,255,.08) 50%,var(--bg-tertiary) 100%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--border-radius-sm)}.skeleton-text{height:1rem;margin-bottom:var(--spacing-sm)}.skeleton-text.sm{height:.75rem;width:60%}.skeleton-text.lg{height:1.75rem;width:50%}.skeleton-circle{border-radius:50%}.skeleton-stat-icon{width:48px;height:48px;flex-shrink:0}.skeleton-chart{height:180px;width:180px;border-radius:50%}.skeleton-table-row{display:flex;gap:var(--spacing-md);padding:var(--spacing-md) 0;border-bottom:1px solid var(--border-color)}.skeleton-table-cell{height:1rem;flex:1}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;gap:var(--spacing-lg)}.loading-spinner{width:56px;height:56px;border:3px solid var(--bg-tertiary);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}.loading-text{color:var(--text-secondary);font-size:1rem}.loading-subtext{color:var(--text-muted);font-size:.85rem}.alert{padding:var(--spacing-md);border-radius:var(--border-radius-sm);margin-bottom:var(--spacing-md);display:flex;align-items:flex-start;gap:var(--spacing-md)}.alert-warning{background:#f59e0b1a;border:1px solid rgba(245,158,11,.2)}.alert-danger{background:#ef44441a;border:1px solid rgba(239,68,68,.2)}.alert-info{background:#3b82f61a;border:1px solid rgba(59,130,246,.2)}.tooltip{position:relative}.tooltip:after{content:attr(data-tooltip);position:absolute;bottom:100%;left:50%;transform:translate(-50%);padding:var(--spacing-xs) var(--spacing-sm);background:var(--bg-tertiary);border:1px solid var(--border-color);border-radius:var(--border-radius-sm);font-size:.8rem;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity var(--transition-fast)}.tooltip:hover:after{opacity:1}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-tertiary)}::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#ffffff26}.fade-in{animation:fadeIn .3s ease forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.slide-in{animation:slideIn .3s ease forwards}@keyframes slideIn{0%{opacity:0;transform:translate(-10px)}to{opacity:1;transform:translate(0)}}