:root{--bg-primary: #f8f9fa;--bg-secondary: #e9ecef;--bg-card: #ffffff;--text-primary: #333333;--text-secondary: #666666;--border-color: rgba(140, 253, 28, .1);--shadow: rgba(0, 0, 0, .1);--shadow-hover: rgba(0, 0, 0, .15)}.dark-theme{--bg-primary: #0a0e27;--bg-secondary: #1a1a2e;--bg-card: #16213e;--text-primary: #ffffff;--text-secondary: #b0b0b0;--border-color: rgba(140, 253, 28, .2);--shadow: rgba(0, 0, 0, .3);--shadow-hover: rgba(0, 0, 0, .5)}*{box-sizing:border-box}html,body{margin:0;padding:0;width:100%;height:100%;overflow-x:hidden;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-primary);color:var(--text-primary);transition:background-color .3s ease,color .3s ease}