:root {
  --tile-size: 60px;
  --sign-max-width: 260px;
  --vector-size: 420px;
  --vector-scale: 1;
  --vector-rotation: 0deg;
}

/* hide audio element */
audio { display: none; }

html, body { height: 100%; margin: 0; }
body {
  background-color: #000;
  background-image: url('../site1/bg.gif');
  background-repeat: repeat;
  background-position: 0 0;
  background-size: var(--tile-size);
  min-height: 100vh;
}

img {
  display: block;
  margin: 1.5rem auto;           
  width: 50%;                     
  max-width: calc(var(--sign-max-width) * 2);
  height: auto;
  transform-origin: center;
  mix-blend-mode: lighten;
}


.pap-wrap {
  position: relative;
  width: 50%;
  max-width: 520px;
  margin: 1.5rem auto;
}

/* ensure base image scales */
.pap-wrap img { display: block; width: 100%; height: auto; }

/* clickable image sits below overlays */
.pap-link { position: relative; z-index: 1; }

/* overlays stacked exactly on top, not interactive */
.pap-overlay {
  position: absolute;
  inset: 0;                  /* top:0; right:0; bottom:0; left:0; */
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
  opacity: 1;
  transition: transform 240ms ease, opacity 240ms ease, filter 240ms ease;
}

/* tweak each overlay differently */
.pap-overlay.overlay--1 {
  mix-blend-mode: overlay;
  transform: translate(0px, 0px) scale(1);
  filter: none;
  opacity: 1;
}

.pap-overlay.overlay--2 {
  mix-blend-mode: color;
  transform: translate(-6px, -6px) scale(0.985);
  filter: hue-rotate(20deg) saturate(1);
  opacity: 0.2;
}

.pap-overlay.overlay--3 {
  mix-blend-mode: hue;
  transform: translate(6px, 6px) scale(1);
  filter: blur(.6px) contrast(1.05);
  opacity: 0.75;
}