:root{--sidebar-width: 264px;--accent: #38b6ff;--accent-hover: #1da8f7;--accent-dark: #0d8fd4;--accent-light: rgba(56, 182, 255, .12);--sidebar-bg: #ffffff;--sidebar-hover: #f0f4f8;--sidebar-active-bg: rgba(56, 182, 255, .1);--sidebar-active-border: #38b6ff;--sidebar-text: #1a1a2e;--sidebar-muted: #6b7280;--sidebar-divider: #e5e7eb;--sidebar-logo-fill: #1a1a2e;--topbar-bg: #ffffff;--topbar-border: #e5e7eb;--content-bg: #f4f6f9;--card-bg: #ffffff;--card-border: #e5e7eb;--chip-bg: #f0f4f8;--text-primary: #1a1a2e;--text-secondary: #6b7280;--text-chart: #6b7280;--text-muted: #9ca3af;--radius: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px rgba(0,0,0,.06);--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);--shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06)}html.theme-dark{--sidebar-bg: #13161d;--sidebar-hover: #1a2444;--sidebar-text: #c8d4e8;--sidebar-muted: #5a6a8a;--sidebar-divider: #1a2444;--sidebar-logo-fill: #ffffff;--topbar-bg: #13161d;--topbar-border: rgba(255, 255, 255, .07);--content-bg: #0d1117;--card-bg: #1a1f2e;--card-border: rgba(56, 182, 255, .08);--chip-bg: #1a1e28;--text-primary: #e2e8f0;--text-secondary: #9ca3af;--text-chart: #8fa0b8;--text-muted: #5a6a8a}body{transition:background .25s,color .25s}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#root{height:100%}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.5;background:var(--content-bg);color:var(--text-primary);-webkit-font-smoothing:antialiased}.app-layout{display:flex;height:100vh;overflow:hidden}.main-content{flex:1;display:flex;flex-direction:column;min-width:0;margin-left:var(--sidebar-width);transition:margin-left .25s ease}.page-content{flex:1;padding:28px 32px;overflow-y:auto}.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;flex-direction:column;gap:12px;color:var(--text-secondary);font-size:.875rem}.spinner{width:32px;height:32px;border:3px solid rgba(56,182,255,.15);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.placeholder-page{display:flex;flex-direction:column;align-items:center;justify-content:center;height:calc(100vh - 120px);gap:16px;color:var(--text-secondary)}.placeholder-page .placeholder-icon{color:var(--accent);opacity:.5}.placeholder-page h2{font-size:1.25rem;font-weight:600;color:var(--text-primary)}.placeholder-page p{font-size:.875rem;max-width:360px;text-align:center}.demo-badge{display:inline-flex;align-items:center;gap:4px;background:#38b6ff26;color:var(--accent);border:1px solid rgba(56,182,255,.3);border-radius:50px;padding:2px 8px;font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase}@media (max-width: 768px){.main-content{margin-left:0}.page-content{padding:16px}}