:root{--bg-primary: #0a0e1a;--bg-secondary: #12182b;--bg-tertiary: #1a2238;--bg-card: #1e2642;--text-primary: #e8eaed;--text-secondary: #9ba1b2;--text-muted: #6b7280;--accent-primary: #7c3aed;--accent-secondary: #a78bfa;--accent-tertiary: #c4b5fd;--border-color: #2d3548;--border-hover: #3d4558;--success: #10b981;--warning: #f59e0b;--error: #ef4444;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow: 0 4px 6px -1px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .3);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .4);--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--radius-full: 9999px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden}.app-container{max-width:1200px;margin:0 auto;padding:0;min-height:100vh}header{background:linear-gradient(135deg,var(--bg-secondary) 0%,var(--bg-tertiary) 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