:root {
  color-scheme: dark;
  background: #080808;
  --glow-a: #f05423;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  height: 100%;
  overflow: hidden;
}

body {
  height: 100%;
  margin: 0;
  background:
    linear-gradient(125deg, color-mix(in srgb, var(--glow-a) 20%, transparent), transparent 36%),
    linear-gradient(235deg, color-mix(in srgb, var(--glow-a) 16%, transparent), transparent 38%),
    linear-gradient(180deg, #050505 0%, #0a0908 54%, #050505 100%);
  transition: background 650ms ease;
}

.catalog {
  position: relative;
  height: 100svh;
  overflow-y: auto;
  overflow-x: hidden;
  scroll-snap-type: y mandatory;
  scroll-behavior: smooth;
  background: transparent;
  isolation: isolate;
}

.catalog::before,
.catalog::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.catalog::before {
  background:
    radial-gradient(ellipse at 0% 18%, color-mix(in srgb, var(--glow-a) 38%, transparent) 0%, transparent 42%),
    radial-gradient(ellipse at 100% 76%, color-mix(in srgb, var(--glow-a) 32%, transparent) 0%, transparent 46%),
    radial-gradient(ellipse at 50% 115%, color-mix(in srgb, var(--glow-a) 22%, transparent) 0%, transparent 44%);
  filter: blur(48px) saturate(1.12);
  opacity: 0.72;
  transform: scale(1.08);
  animation: ambient-shift 12s ease-in-out infinite alternate;
}

.catalog::after {
  background: transparent;
  opacity: 0.8;
}

.catalog-page {
  position: relative;
  min-height: 100svh;
  display: grid;
  place-items: center;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  padding: clamp(10px, 2vw, 24px);
}

.catalog-page img {
  display: block;
  width: min(100%, calc(100svh * 1.414));
  max-height: calc(100svh - clamp(20px, 4vw, 48px));
  object-fit: contain;
  border-radius: 8px;
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.5),
    0 0 90px color-mix(in srgb, var(--glow-a) 16%, transparent);
  user-select: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

@keyframes ambient-shift {
  from {
    transform: scale(1.08) translate3d(-1.5%, 0, 0);
  }

  to {
    transform: scale(1.12) translate3d(1.5%, -1%, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .catalog {
    scroll-behavior: auto;
  }

  .catalog::before {
    animation: none;
  }
}

@media (max-width: 760px) {
  .catalog-page {
    padding: 0;
  }

  .catalog-page img {
    width: 100vw;
    max-height: 100svh;
    border-radius: 6px;
    box-shadow: none;
  }
}