#version 3.7;

global_settings {
  assumed_gamma 1.0
  max_trace_level 6
}

background { color rgb <1.0, 0.97, 0.95> }

camera {
  location <0, 3.2, -9.5>
  look_at  <0, 1.7, 0>
  angle 35
}

light_source {
  <6, 9, -8>
  color rgb <1.00, 0.78, 0.60> * 1.15
  area_light <2.2, 0, 0>, <0, 0, 2.2>, 5, 5
  adaptive 1
  jitter
}

light_source {
  <-7, 7.5, -6>
  color rgb <1.00, 0.82, 0.68> * 0.75
  area_light <1.8, 0, 0>, <0, 0, 1.8>, 4, 4
  adaptive 1
  jitter
}

plane {
  y, 0
  pigment { color rgb <0.98, 0.94, 0.92> }
  finish  { diffuse 0.85 specular 0.08 roughness 0.08 }
}

#declare Card_W = 5.0;
#declare Card_H = 3.6;
#declare Card_T = 0.10;

#declare Card_Round = 0.22;

#declare CardPig = pigment { color rgb <1.0, 0.97, 0.98> };
#declare CardFin = finish  { diffuse 0.9 specular 0.10 roughness 0.06 };

#declare HeartPig = pigment { color rgb <0.88, 0.10, 0.22> };
#declare HeartFin = finish  { diffuse 0.85 specular 0.18 roughness 0.05 };

#declare CardFront =
union {
  // Main rounded rectangle using box + cylinders (precise fit)
  box {
    <-Card_W/2 + Card_Round, Card_Round, 0>,
    < Card_W/2 - Card_Round, Card_H - Card_Round, Card_T>
    pigment { CardPig }
    finish  { CardFin }
  }
  box {
    <-Card_W/2, Card_Round, 0>,
    < Card_W/2, Card_H - Card_Round, Card_T>
    pigment { CardPig }
    finish  { CardFin }
    clipped_by {
      box { <-Card_W/2, Card_Round, -1>, <Card_W/2, Card_H-Card_Round, Card_T+1> }
    }
  }

  // Four corner cylinders (quarter-round corners)
  cylinder { <-Card_W/2 + Card_Round, Card_Round, 0>, <-Card_W/2 + Card_Round, Card_Round, Card_T>, Card_Round
    pigment { CardPig } finish { CardFin }
  }
  cylinder { < Card_W/2 - Card_Round, Card_Round, 0>, < Card_W/2 - Card_Round, Card_Round, Card_T>, Card_Round
    pigment { CardPig } finish { CardFin }
  }
  cylinder { <-Card_W/2 + Card_Round, Card_H-Card_Round, 0>, <-Card_W/2 + Card_Round, Card_H-Card_Round, Card_T>, Card_Round
    pigment { CardPig } finish { CardFin }
  }
  cylinder { < Card_W/2 - Card_Round, Card_H-Card_Round, 0>, < Card_W/2 - Card_Round, Card_H-Card_Round, Card_T>, Card_Round
    pigment { CardPig } finish { CardFin }
  }

  // Clip to rectangular bounds to keep corners quarter-rounded precisely
  clipped_by { box { <-Card_W/2, 0, -0.5>, <Card_W/2, Card_H, Card_T+0.5> } }
}

#declare InnerPanel =
box {
  <-Card_W/2 + 0.18, 0.18, 0>,
  < Card_W/2 - 0.18, Card_H - 0.18, 0.03>
  pigment { color rgb <1.0, 0.995, 0.995> }
  finish  { diffuse 0.92 specular 0.06 roughness 0.08 }
  translate <0, 0, -0.02>
}

#declare HeartShape =
union {
  // Two lobes
  sphere { <-0.55, 0.55, 0>, 0.72 pigment { HeartPig } finish { HeartFin } }
  sphere { < 0.55, 0.55, 0>, 0.72 pigment { HeartPig } finish { HeartFin } }
  // Point (diamond-ish) via scaled sphere clipped
  intersection {
    sphere { <0, -0.15, 0>, 1 pigment { HeartPig } finish { HeartFin } }
    plane { y, 0.05 inverse }
    scale <1.05, 1.35, 0.35>
    translate <0, -0.15, 0>
  }
  // Flatten to a badge
  scale <1.15, 1.15, 0.22>
}

union {
  // Card standing on ground, slightly tilted back
  union {
    object { CardFront }
    object { InnerPanel }
    translate <0, 0.35, 0>
    rotate < -12, 0, 0>
    translate <0, 0.0, 0.6>
  }

  // Heart on the front face (slightly lifted to avoid z-fighting)
  object {
    HeartShape
    scale 1.05
    translate <0, 2.05, 0.6 + Card_T + 0.02>
    rotate < -12, 0, 0>
    translate <0, 0.35, 0>
  }

  // Simple base support (hidden behind card) for stability
  box {
    <-1.2, 0.0, 0.25>, <1.2, 0.25, 1.35>
    pigment { color rgb <0.96, 0.88, 0.86> }
    finish  { diffuse 0.85 specular 0.06 roughness 0.10 }
    translate <0, 0, 0>
  }
}