:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color-scheme:dark;--bg: #0f0f0f;--nav-bg: #161616;--card-bg: #1a1a1a;--bg-muted: #252525;--text-primary: #f0f0f0;--text-muted: #a0a0a0;--border: #333;--border-hover: #444;--hover-bg: #222;--accent: #3b82f6;--navbar-height: 60px}*,*:before,*:after{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:var(--bg);color:var(--text-primary)}#app{width:100%;min-height:100vh;display:flex;flex-direction:column;align-items:stretch}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit}