transform this image into a labnco hand drawn architectural sketch with gouache pastel preserve the original layout and proportions keep background and composition similar to the source black ink outlines slightly irregular hand drawn look with line hierarchy thicker for primary masses thinner for details keep the photo s original colors but pastel faded 35 55 saturation 10 15 brightness so they recede in the background dominant deep blue accents 1e49a0 on key elements pale blue washes 9fb3e6 dce4f6 that softly bleed 1 3 px outside lines matte finish no gloss no strong gradients minimal texture paper grain fine class coloring water deep blue paved plaza pale blue roofs highlights light blue vegetation as simplified blue silhouettes no dense texture faceless simplified human figures minimal background large negative space subtle technical marks thin circles crosses dotted guides editorial poetic clean architectural readability first
