/* Minimal reset & core styles (mobile-first) */
*,
*::before,
*::after { box-sizing: border-box; }
html, body { height: 100%; }
html { font-size: 16px; }
body {
  margin: 0;
  padding: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Cantarell;
  color: #efe6d0;
  line-height: 1.6;
  /* Cyan radial gradient background with beige hacker/bezel accents */
  background:
    radial-gradient(circle at 20% 10%, rgba(0, 255, 255, 0.25) 0%, rgba(0, 0, 0, 0) 40%),
    radial-gradient(circle at 80% 90%, rgba(0, 200, 255, 0.25) 0%, rgba(0, 0, 0, 0) 40%),
    #0b0f14;
}

/* Beige, frosted-glass accents for panels */
:root {
  --beige: #efe6cc;
  --beige-deep: #e8dcc0;
  --cyan: #00e5ff;
  --cyan-dark: #00b8d4;
  --glass: rgba(254, 251, 239, 0.18);
  --glass-border: rgba(254, 251, 239, 0.45);
  --text: #efe6d0;
  --shadow: rgba(0, 0, 0, 0.45);
  --neon: #9df3ff;
  --muted: rgba(238, 225, 196, 0.9);
}
main {
  display: grid;
  place-items: center;
  min-height: 70vh;
  padding: 2rem 1rem;
  /* Subtle vignette to push cyberpunk vibe */
  background: radial-gradient(circle at 50% 0%, rgba(0,0,0,0.25), rgba(0,0,0,0) 60%),
              radial-gradient(circle at 50% 100%, rgba(0,0,0,0.25), rgba(0,0,0,0) 60%);
}
.image-frame {
  width: min(92vw, 860px);
  border-radius: 20px;
  padding: 1rem;
  background: rgba(235, 230, 220, 0.22);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(8px) saturate(120%);
  -webkit-backdrop-filter: blur(8px) saturate(120%);
  box-shadow: 0 20px 60px rgba(0,0,0,.45);
}
.image-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 14px;
  filter: saturate(1.05);
  outline: 1px solid rgba(255, 255, 255, 0.15);
}
footer {
  padding: 2rem 1rem;
  text-align: center;
  color: var(--text);
  background: linear-gradient(to top, rgba(0,0,0,0.25), rgba(0,0,0,0.0) 60%);
}
.product-ad {
  display: inline-block;
  text-align: left;
  max-width: 720px;
  width: 92vw;
  padding: 1rem;
  border-radius: 12px;
  background: rgba(254, 251, 239, 0.08);
  border: 1px solid rgba(254, 251, 239, 0.4);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  margin-bottom: 0.75rem;
}
.product-ad h3 {
  font-size: 1rem;
  font-weight: 700;
  color: #bff0e9;
  margin: 0 0 .5rem 0;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
.product-ad a {
  display: inline-block;
  text-decoration: none;
  padding: .75rem 1.1rem;
  border-radius: 9px;
  font-weight: 600;
  color: #06211b;
  background: linear-gradient(135deg, rgba(0,255,255,0.6), rgba(0,0,0,0.0) 60%);
  border: 1px solid rgba(176, 255, 230, 0.8);
  transition: transform 0.2s ease, background 0.2s ease;
}
.product-ad a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(0, 230, 255, 0.15);
}
.product-ad a:hover {
  transform: translateY(-1px);
  background: rgba(0, 255, 255, 0.75);
}
footer p {
  margin: 0.5rem 0 0;
  font-size: 0.9rem;
  color: rgba(238, 225, 196, 0.95);
}

/* Focus and accessibility for interactive elements if any in future */
a, button {
  color: var(--text);
  outline: none;
}
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  border-radius: 4px;
}
@media (min-width: 768px) {
  main { padding: 4rem 2rem; min-height: 78vh; }
  .image-frame { padding: 1.25rem; }
  .product-ad { text-align: left; }
}
@media (min-width: 1024px) {
  main { padding: 6rem 2rem; }
  .image-frame { width: 70%; }
  footer { padding: 3rem 2rem; }
}