:root{--bg:#0b1220;--card:#0f172a;--muted:#94a3b8;--text:#e5e7eb;--border:rgba(148,163,184,0.2);--border-strong:rgba(148,163,184,0.32);--chip-border:rgba(59,130,246,0.35);--chip-bg:rgba(29,78,216,0.25);--chip-text:#bfdbfe;--sidebar-w:60px;--sidebar-w-open:280px}*,:after,:before{box-sizing:border-box}body,html{height:100%}body{overflow-x:hidden;margin:0;line-height:1.5;font-size:16px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,Apple Color Emoji,Segoe UI Emoji;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--bg);color:var(--text)}a{color:inherit}.app-shell{min-height:100vh;width:100%;padding:0 16px 60px var(--sidebar-w);background:radial-gradient(900px 700px at 15% 10%,rgba(29,78,216,.25),transparent 70%),var(--bg);color:var(--text)}.app-shell.sidebar-open{--sidebar-w:var(--sidebar-w-open)}@keyframes skeleton-pulse{0%{opacity:.45}50%{opacity:.85}to{opacity:.45}}.app-shell-skeleton 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