*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  width: 100%;
  height: 100%;
}

body {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  background: #faf3ea;
}

/* Blurred, scaled-up backdrop of the same painting so the screen is
   fully covered edge-to-edge, with no flat background color visible. */
.backdrop {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(60px) saturate(1.15) brightness(1.02);
  transform: scale(1.15);
}

.hero {
  position: relative;
  display: block;
  width: 100vw;
  height: 100dvh;
  object-fit: contain;
  object-position: center center;
}