/* Reset & base */
*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  color: #e9fffb;
  min-height: 100vh;
  line-height: 1.45;
  /* Teal radial gradient background for a hacker/cyberpunk vibe */
  background: radial-gradient(circle at 20% 0%, rgba(0,180,180,.25) 0 40%, transparent 40%),
              radial-gradient(circle at 90% 20%, rgba(0,120,120,.25) 0 40%, transparent 40%),
              #041414;
  background-blend-mode: screen, screen, normal;
  display: flex;
  flex-direction: column;
}

/* Layout: mobile-first hero + footer */
main {
  flex: 1 1 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}
.image-frame {
  width: min(92vw, 860px);
  background: rgba(6,28,28,0.55);
  border: 1px solid rgba(0,255,255,0.35);
  border-radius: 18px;
  padding: 1rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 20px 60px rgba(0,0,0,.6);
}
.image-frame img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
}
.image-frame:focus-within {
  outline: none;
  box-shadow: 0 0 0 2px rgba(0,255,255,.7), 0 20px 60px rgba(0,0,0,.6);
}

/* Footer + CTA styling (teal, frosted glass vibe) */
footer {
  padding: 1.5rem;
  text-align: center;
  color: #d6fff6;
  background: rgba(4,20,20,0.6);
  border-top: 1px solid rgba(0,255,255,.25);
}
.product-ad {
  display: inline-block;
  padding: .25rem;
  border-radius: 999px;
  background: rgba(0,128,128,0.3);
  border: 1px solid rgba(0,255,255,.5);
  margin-bottom: .75rem;
}
.product-ad h3 {
  font-size: .92rem;
  margin: 0 0 .25rem;
  color: #eaffff;
  text-shadow: 0 0 6px rgba(0,255,255,.8);
}
.product-ad a { text-decoration: none; }
.product-ad a p {
  display: inline-block;
  margin: 0;
  padding: .55rem 1rem;
  border-radius: 999px;
  font-weight: 700;
  color: #022;
  background: linear-gradient(135deg, rgba(200,255,255,.95), rgba(0,210,210,.95));
  border: 1px solid rgba(255,255,255,.9);
  transition: transform .2s ease;
}
.product-ad a:hover { transform: translateY(-1px); }

/* Focus accessibility */
a:focus { outline: 2px solid #8ff; outline-offset: 2px; border-radius: 6px; }
a:focus-visible { outline: 2px solid #00e7e7; outline-offset: 2px; }

/* Small helpers for vertical rhythm on small screens */
p { margin: 0.25rem 0; }

/* Responsive tweaks: wider screens for a more cinematic hero */
@media (min-width: 768px) {
  main { padding: 3rem 2rem; }
  .image-frame { width: 72%; }
  footer { padding: 2rem; }
}