import math

def render_spiral_svg(turns=5, points=200):
    width, height = 512, 512
    cx, cy = width // 2, height // 2
    max_radius = min(cx, cy) - 10

    svg_header = f'<svg xmlns="http://www.w3.org/2000/svg" width="{width}" height="{height}">'
    svg_footer = '</svg>'
    spiral_path = '<path d="M '

    for i in range(points):
        angle = 2 * math.pi * turns * (i / points)
        radius = max_radius * (i / points)
        x = cx + radius * math.cos(angle)
        y = cy + radius * math.sin(angle)
        spiral_path += f'{x:.2f},{y:.2f} '

    spiral_path += '" fill="none" stroke="blue" stroke-width="2"/>'
    return svg_header + spiral_path + svg_footer