*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg:#fafafa;--bg-card:#ffffff;--bg-elevated:#f5f5f5;--bg-hover:#ebebeb;--border:#e5e5e5;--border-hover:#d4d4d4;--text:#171717;--text-secondary:#666;--text-tertiary:#999;--accent:#0070f3;--accent-hover:#0060d3;--success:#00a63e;--danger:#e5484d;--warning:#f5a623;--radius:8px;--radius-lg:12px;--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",sans-serif}html{color-scheme:light}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}::selection{background:var(--accent);color:white}button,input,select{font-family:inherit}