:root{font-family:IBM Plex Sans,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--bg-primary: #ffffff;--bg-secondary: #f8f9fa;--bg-tertiary: #f1f3f5;--text-primary: #212529;--text-secondary: #6c757d;--text-tertiary: #adb5bd;--accent: #4dabf7;--accent-hover: #339af0;--success: #51cf66;--success-hover: #40c057;--danger: #ff6b6b;--danger-hover: #fa5252;--border: #e9ecef;--shadow-sm: 0 1px 3px rgba(0,0,0,.05);--shadow-md: 0 4px 6px rgba(0,0,0,.07);--shadow-lg: 0 10px 15px rgba(0,0,0,.1);--radius-sm: 2px;--radius-md: 4px;--radius-lg: 6px;--focus-ring: inset 0 0 0 2px var(--accent)}body{margin:0;min-width:320px;min-height:100vh}.page-transition{animation:pageFadeIn .4s ease-out forwards}@keyframes pageFadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}