$fn=64;

// --- Parameters ---
stand_height = 120;        // Total height of the stand
base_diameter = 200;       // Diameter at the bottom for stability
top_diameter = 170;        // Diameter at the top
bowl_hole_diameter = 135;  // Cutout size for the food/water bowl
wall_thickness = 6;        // Thickness of the walls

arch_width = 80;           // Width of the leg archways
arch_height = 85;          // Height of the leg archways

// --- Main Object ---
difference() {
    // Outer conical body
    cylinder(h=stand_height, d1=base_diameter, d2=top_diameter);

    // Hollow interior to save material and print time
    translate([0, 0, -1])
        cylinder(h=stand_height - wall_thickness + 1, 
                 d1=base_diameter - 2*wall_thickness, 
                 d2=top_diameter - 2*wall_thickness);

    // Top cutout for the bowl to drop into
    translate([0, 0, stand_height - wall_thickness - 1])
        cylinder(h=wall_thickness + 2, d=bowl_hole_diameter);

    // Arch cutouts to create 4 legs
    for(i = [0 : 90 : 270]) {
        rotate([0, 0, i])
            arch_cutout();
    }
}

// --- Modules ---
module arch_cutout() {
    // Create an arch shape and extrude it outward through the walls
    rotate([90, 0, 0])
    translate([0, 0, -base_diameter])
    linear_extrude(height=base_diameter*2)
    hull() {
        // Rectangular base of the arch (extends down to ensure clean cut)
        translate([-arch_width/2, -20])
            square([arch_width, 20]);
        // Semicircular top of the arch
        translate([0, arch_height - arch_width/2])
            circle(d=arch_width);
    }
}