:root {
  --bg: #2b0000;
  --lime: #aaff00;
  --lime-dark: #7fff00;
}

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

html, body { height: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial;
  color: #eafff5;
  background-color: var(--bg);
  /* subtle maroon paper texture feel without external assets */
  background-image:
    linear-gradient(135deg, rgba(0,0,0,.25) 25%, transparent 25%),
    linear-gradient(225deg, rgba(0,0,0,.18) 25%, transparent 25%),
    linear-gradient(45deg, rgba(0,0,0,.12) 25%, transparent 25%),
    linear-gradient(315deg, rgba(0,0,0,.12) 25%, transparent 25%);
  background-size: 40px 40px;
  background-position: 0 0, 0 0, 0 0, 0 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  min-height: calc(100vh - 180px);
}

.image-frame {
  width: min(94vw, 900px);
  aspect-ratio: 16 / 9;
  border-radius: 18px;
  padding: 0.75rem;
  background: rgba(0,0,0,.28);
  border: 1px solid rgba(120,255,120,.28);
  display: grid;
  place-items: center;
  backdrop-filter: blur(6px) saturate(1.2);
  -webkit-backdrop-filter: blur(6px) saturate(1.2);
  box-shadow: 0 12px 40px rgba(0,0,0,.5);
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,.25);
}

@media (min-width: 768px) {
  main { padding: 3rem 2rem; }
  .image-frame { border-radius: 22px; padding: 1rem; }
}

footer {
  max-width: 860px;
  margin: 0 auto;
  padding: 1.4rem 1rem;
  text-align: center;
  color: #e6ffd6;
  background: rgba(0,0,0,.22);
  border-top: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.product-ad {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .75rem;
  padding: .5rem .75rem;
  border-radius: 999px;
  background: rgba(0,0,0,.26);
  border: 1px solid rgba(0,255,0,.5);
  box-shadow: inset 0 0 8px rgba(0,0,0,.25), 0 0 12px rgba(0,255,0,.6);
}

.product-ad h3 {
  font-size: .92rem;
  margin: 0;
  color: var(--lime);
  text-shadow: 0 0 6px rgba(170,255,0,.9);
}

.product-ad a { text-decoration: none; display: inline-block; }

.product-ad a p {
  margin: 0;
  padding: .6rem 1.1rem;
  border-radius: 999px;
  font-weight: 700;
  color: #001200;
  background: linear-gradient(135deg, rgba(170,255,170,.95), rgba(0,230,0,.85));
  border: 1px solid rgba(0,0,0,.25);
  box-shadow: 0 0 8px rgba(0,230,0,.8);
}

footer p { margin: 0.25rem 0 0; font-size: .92rem; opacity: .95; }

a:focus-visible, button:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
  box-shadow: 0 0 0 6px rgba(0,255,0,.15);
}