clean minimalist icon of a white rectangular paper sheet with softly rounded corners centered, two bold arrows emerging from its sides, left-to-right arrow in deep blue #2E5FFF, right-to-left arrow in vibrant green #00C781, arrows intersecting at midpoint symbolizing bidirectional language conversion, subtle horizontal lines or faint glyphs like 'abc...αβγ...' on the sheet hinting at multilingual text, arrows with solid triangle tips, uniform stroke widths, optional motion streaks or drop shadow for depth, professional and intuitive style suitable for academic or corporate translation toolsemoji