:root{--bg-dark: #0f172a;--bg-card: #1e293b;--bg-hover: #263350;--accent-primary: #3b82f6;--accent-secondary: #8b5cf6;--accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #64748b;--success: #10b981;--warning: #f59e0b;--danger: #ef4444;--border: #334155;--border-light: #475569;--radius: 12px;--radius-sm: 8px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background-color:var(--bg-dark);color:var(--text-primary);height:100vh;overflow:hidden;-webkit-font-smoothing:antialiased}.app-container{display:flex;flex-direction:column;height:100vh}.app-header{height:56px;background:#1e293be6;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 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