:root{--primary-bg: #0B0F19;--secondary-bg: #111827;--card-bg: #1F2937;--text-main: #ffffff}body{margin:0;padding:0;background-color:var(--primary-bg);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol}