*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #1E40AF;--primary-light: #3B82F6;--secondary: #D97706;--success: #059669;--warning: #D97706;--error: #DC2626;--background: #F8FAFC;--surface: #FFFFFF;--text-primary: #1E293B;--text-secondary: #64748B;--border: #E2E8F0;--shadow: 0 1px 3px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--background);color:var(--text-primary);line-height:1.5}.app-container{display:flex;min-height:100vh}.sidebar{width:260px;flex-shrink:0;position:sticky;top:0;height:100vh;background:var(--primary);color:#fff;padding:24px 0;display:flex;flex-direction:column}.sidebar-header{padding:0 24px 24px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-logo{font-size:24px;font-weight:700;display:flex;align-items:center;gap:12px}.sidebar-logo img{flex:0 0 auto;filter:drop-shadow(0 1px 1px 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