:root{--background:#fff;--foreground:#07111f;--font-geist-sans:Inter, "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--background)}body{background:var(--background);min-width:320px;color:var(--foreground);font-family:var(--font-geist-sans);margin:0}button,input,textarea,select{font:inherit}::selection{color:#fff;background:#0877ff}