iter-png-2/gpt-5.1-codex / tier-2-offset-handle-mug

```openscad
$fn = 128;

module mug_body() {
    outer_height = 90;
    outer_radius = 40;
    inner_radius = 35;
    bottom_thickness = 6;

    difference() {
        cylinder(h = outer_height, r = outer_radius);
        translate([0, 0, bottom_thickness])
            cylinder(h = outer_height - bottom_thickness, r = inner_radius);
    }
}

module mug_handle() {
    handle_wall = 5;
    handle_inner_height = 30;
    handle_inner_width = 25;
    handle_depth = 18;

    inner_radius = handle_inner_height / 2;
    inner_rect_w = handle_inner_width - inner_radius;
    outer_height = handle_inner_height + 2 * handle_wall;
    outer_radius = outer_height / 2;
    outer_rect_w = inner_rect_w + handle_wall;

    module semicircle(radius) {
        intersection() {
            circle(r = radius);
            translate([0, -radius])
                square([radius, 2 * radius], center = false);
        }
    }

    module d_profile(rect_w, height, radius) {
        union() {
            square([rect_w, height], center = false);
            translate([rect_w, height / 2])
                semicircle(radius);
        }
    }

    module handle_2d() {
        difference() {
            d_profile(outer_rect_w, outer_height, outer_radius);
            translate([handle_wall, handle_wall])
                d_profile(inner_rect_w, handle_inner_height, inner_radius);
        }
    }

    translate([38.5, 0, 45])
        rotate([90, 0, 0])
            linear_extrude(height = handle_depth, center = true, convexity = 10)
                translate([0, -outer_height / 2])
                    handle_2d();
}

union() {
    mug_body();
    mug_handle();
}
```