:root{--bg: #0f1419;--bg-elev: #1a2129;--bg-elev2: #232c37;--border: #2c3743;--text: #e6edf3;--text-dim: #8b98a5;--accent: #3b82f6;--accent-soft: #1e3a5f;--green: #22c55e;--red: #ef4444;--yellow: #eab308;--radius: 12px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit}.app{display:flex;min-height:100vh}.sidebar{width:230px;background:var(--bg-elev);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0}.sidebar .brand{padding:22px 20px;font-size:20px;font-weight:700;letter-spacing:-.02em}.sidebar .brand span{color:var(--accent)}.nav{display:flex;flex-direction:column;padding:8px;gap:2px;flex:1}.nav a{padding:11px 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