:root{--sidebar-width: 260px;--topnav-height: 64px;--primary: #2563eb;--bg-main: #f8fafc;--glass: rgba(255, 255, 255, .85);--border: rgba(226, 232, 240, .8)}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden;background:var(--bg-main);color:#1e293b}#root{width:100vw;height:100vh}.glass-panel{background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid var(--border)}.nav-link{display:flex;align-items:center;gap:12px;height:40px;min-height:40px;flex-shrink:0;padding:0 12px;color:#475569;text-decoration:none;border-radius:10px;transition:background .15s ease,color .15s ease;font-size:13.5px;font-weight:500;position:relative}.nav-link.collapsed{justify-content:center;gap:0;padding:0;width:44px;margin:0 auto}.nav-link:hover{background:#0f172a0b;color:#0f172a}.nav-link.active{background:#2563eb1a;color:var(--primary);font-weight:600}.nav-link.active:before{content:"";position:absolute;left:-8px;top:50%;transform:translateY(-50%);height:18px;width:3px;background:var(--primary);border-radius:0 3px 3px 0}.nav-link.collapsed.active:before{left:-10px}.nav-link svg{flex-shrink:0}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#0000000d;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#0000001a}canvas{display:block;touch-action:none}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.85)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes alert-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}@media(prefers-reduced-motion:reduce){.alert-pulse-dot{animation:none!important}}.alert-pulse-dot{animation:alert-pulse 1.6s ease-in-out infinite}