feat(makie): implement venn-labeled-items

plots/venn-labeled-items/implementations/julia/makie.jl

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+# anyplot.ai
+# venn-labeled-items: Chartgeist-Style Venn Diagram with Labeled Items
+# Library: makie 0.21.9 | Julia 1.11.9
+# Quality: 85/100 | Created: 2026-06-25
+
+using CairoMakie
+using Colors
+using Random
+
+Random.seed!(42)
+
+const THEME       = get(ENV, "ANYPLOT_THEME", "light")
+const PAGE_BG     = THEME == "light" ? colorant"#FAF8F1" : colorant"#1A1A17"
+const ELEVATED_BG = THEME == "light" ? colorant"#FFFDF6" : colorant"#242420"
+const INK         = THEME == "light" ? colorant"#1A1A17" : colorant"#F0EFE8"
+const INK_SOFT    = THEME == "light" ? colorant"#4A4A44" : colorant"#B8B7B0"
+const INK_MUTED   = THEME == "light" ? colorant"#6B6A63" : colorant"#A8A79F"
+
+const IMPRINT_PALETTE = [
+    colorant"#009E73",  # 1 brand green
+    colorant"#C475FD",  # 2 lavender
+    colorant"#4467A3",  # 3 blue
+    colorant"#BD8233",
+    colorant"#AE3030",
+    colorant"#2ABCCD",
+    colorant"#954477",
+    colorant"#99B314",
+]
+
+# Circle geometry (data-unit coordinates, range 0–1)
+const r    = 0.25f0
+const CX_A = 0.50f0;  const CY_A = 0.62f0   # top: "Goes Viral"
+const CX_B = 0.325f0; const CY_B = 0.40f0   # bottom-left: "Actually Works"
+const CX_C = 0.675f0; const CY_C = 0.40f0   # bottom-right: "Still Around in 5 Years"
+
+function circle_poly(cx, cy, r; n=200)
+    θ = range(0, 2π, length=n + 1)
+    return Point2f.(cx .+ r .* cos.(θ), cy .+ r .* sin.(θ))
+end
+
+const col_A = IMPRINT_PALETTE[1]   # green — Goes Viral
+const col_B = IMPRINT_PALETTE[2]   # lavender — Actually Works
+const col_C = IMPRINT_PALETTE[3]   # blue — Still Around in 5 Years
+
+# Items: (x, y, label, overlap) — overlap: 0=outside, 1=single-circle, 2=pair, 3=triple
+const items = [
+    (0.50f0,  0.83f0, "NFTs",         1),
+    (0.50f0,  0.78f0, "Metaverse",    1),
+    (0.50f0,  0.73f0, "Clubhouse",    1),
+    (0.155f0, 0.47f0, "PostgreSQL",   1),
+    (0.145f0, 0.40f0, "Nginx",        1),
+    (0.155f0, 0.33f0, "Bash",         1),
+    (0.845f0, 0.47f0, "Email",        1),
+    (0.855f0, 0.40f0, "Excel",        1),
+    (0.845f0, 0.33f0, "PDF",          1),
+    (0.385f0, 0.58f0, "ChatGPT",      2),
+    (0.38f0,  0.53f0, "Figma",        2),
+    (0.615f0, 0.58f0, "Agile",        2),
+    (0.62f0,  0.53f0, "The Cloud",    2),
+    (0.50f0,  0.35f0, "Git",          2),
+    (0.50f0,  0.30f0, "Docker",       2),
+    (0.50f0,  0.48f0, "JavaScript",   3),
+    (0.15f0,  0.10f0, "Google+",      0),
+    (0.85f0,  0.10f0, "Vine",         0),
+]
+
+const title_str    = "Tech Taxonomy · venn-labeled-items · julia · makie · anyplot.ai"
+const subtitle_str = "Going viral is easy. Actually working is hard. Surviving is rarer still."
+
+fig = Figure(
+    resolution      = (1200, 1200),
+    fontsize        = 14,
+    backgroundcolor = PAGE_BG,
+)
+
+ax = Axis(
+    fig[1, 1];
+    title           = title_str,
+    titlesize       = 20,
+    titlecolor      = INK,
+    backgroundcolor = PAGE_BG,
+    aspect          = DataAspect(),
+)
+
+xlims!(ax, -0.15f0, 1.15f0)
+ylims!(ax, -0.05f0, 1.05f0)
+hidexdecorations!(ax)
+hideydecorations!(ax)
+hidespines!(ax)
+
+# Three Venn circles: semi-transparent fill + coloured outline
+poly!(ax, circle_poly(CX_A, CY_A, r);
+      color = (col_A, 0.18f0), strokecolor = (col_A, 0.90f0), strokewidth = 2.5f0)
+poly!(ax, circle_poly(CX_B, CY_B, r);
+      color = (col_B, 0.18f0), strokecolor = (col_B, 0.90f0), strokewidth = 2.5f0)
+poly!(ax, circle_poly(CX_C, CY_C, r);
+      color = (col_C, 0.18f0), strokecolor = (col_C, 0.90f0), strokewidth = 2.5f0)
+
+# Category labels — outside each circle on its outer edge
+text!(ax, CX_A, CY_A + r + 0.05f0;
+      text = "Goes Viral", color = col_A,
+      align = (:center, :bottom), fontsize = 18)
+text!(ax, CX_B - r * 0.70f0 - 0.05f0, CY_B + 0.07f0;
+      text = "Actually\nWorks", color = col_B,
+      align = (:right, :center), fontsize = 18)
+text!(ax, CX_C + r * 0.70f0 + 0.05f0, CY_C + 0.07f0;
+      text = "Still Around\nin 5 Years", color = col_C,
+      align = (:left, :center), fontsize = 18)
+
+# Editorial subtitle — below the title, above the diagram
+text!(ax, 0.50f0, 0.98f0;
+      text = subtitle_str, color = INK_SOFT,
+      align = (:center, :center), fontsize = 12)
+
+# Item labels with visual hierarchy: larger font for items in more overlapping zones
+for (x, y, label, overlap) in items
+    fs    = overlap == 0 ? 13 : overlap == 1 ? 14 : overlap == 2 ? 15 : 16
+    color = overlap == 0 ? INK_MUTED : INK
+    text!(ax, x, y; text = label, color = color, align = (:center, :center), fontsize = fs)
+end
+
+# Separator for outside items
+text!(ax, 0.50f0, 0.07f0;
+      text = "— already gone —", color = INK_MUTED,
+      align = (:center, :center), fontsize = 11)
+
+save("plot-$(THEME).png", fig; px_per_unit = 2)