/* Minimal reset and CSS variables for a cyberpunk, frosted-glass landing */
:root{
  --bg-maroon: #2a0000;
  --bg-maroon-dark: #180000;
  --turq: #1eeadf;
  --turq-dark: #0fb9a6;
  --glass: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.22);
  --txt: #eaffff;
  --txt-dim: rgba(234,255,255,0.85);
  --shadow: 0 12px 28px rgba(0,0,0,.25);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* Page background: maroon abstract blur with turquoise accents */
html, body { height: 100%; }
body {
  font-family: ui-sans-serif, system-ui, -apple-system, "Inter", "Segoe UI", Arial;
  color: var(--txt);
  background: var(--bg-maroon);
  min-height: 100%;
  line-height: 1.4;
  /* layered maroon/acid blur for hacker vibe */
  background: linear-gradient(135deg, #2b0000 0%, #360000 40%, #1a0000 100%);
  position: relative;
  isolation: isolate;
}
body::before {
  content: "";
  position: fixed; inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(0,255,199,.20) 0 40%, transparent 42%),
    radial-gradient(circle at 75% 60%, rgba(0,120,150,.18) 0 40%, transparent 42%),
    radial-gradient(circle at 40% 75%, rgba(0,255,170,.12) 0 40%, transparent 42%);
  filter: blur(40px);
  z-index: -2;
}
body::after {
  content: "";
  position: fixed; inset: 0;
  background: radial-gradient(circle at 60% 40%, rgba(0,0,0,.15), transparent 40%),
              radial-gradient(circle at 20% 70%, rgba(0,255,235,.08), transparent 40%);
  filter: blur(60px);
  z-index: -1;
}

/* Layout container styles */
main {
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  min-height: 60vh;
}

.image-frame {
  width: min(92%, 720px);
  aspect-ratio: 16 / 9;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  backdrop-filter: blur(8px) saturate(1.2);
  -webkit-backdrop-filter: blur(8px) saturate(1.2);
  box-shadow: var(--shadow);
}
.image-frame img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  /* subtle cyan cast for hacker vibe */
  filter: saturate(1.05) contrast(1.02);
}

/* Footer / CTA region with frosted glass card feel */
footer {
  padding: 1.25rem;
  display: grid;
  gap: .75rem;
  justify-items: center;
  align-items: center;
  background: rgba(0,0,0,.14);
  border-top: 1px solid rgba(255,255,255,.18);
  backdrop-filter: blur(6px);
}
.product-ad {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: .75rem;
  padding: .75rem 1rem;
  border-radius: 14px;
  width: min(660px, 92%);
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.22);
  box-shadow: 0 8px 20px rgba(0,0,0,.25);
}
.product-ad h3 {
  font-size: .95rem;
  color: #9af0f0;
  font-weight: 700;
}
.product-ad p {
  margin: 0;
  color: #dff8f6;
  font-weight: 700;
}
.product-ad a {
  display: inline-block;
  padding: .6rem .95rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  background: linear-gradient(135deg, #0bd9c5 0%, #0fbdb0 100%);
  color: #041212;
  border: 1px solid rgba(0,0,0,.15);
  box-shadow: 0 6px 16px rgba(0,0,0,.25);
  transition: transform .15s ease-in-out;
}
.product-ad a:hover { transform: translateY(-1px); }

/* Focus and accessibility */
:focus-visible {
  outline: 3px solid #fff;
  outline-offset: 2px;
}
a { color: var(--txt-dim); text-decoration: none; }
a:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }

/* Responsive tweaks (mobile-first) */
@media (min-width: 600px) {
  .product-ad { grid-template-columns: auto 1fr; }
  .product-ad h3 { font-size: 1rem; }
}
@media (min-width: 900px) {
  main { padding: 3rem 2rem; min-height: 72vh; }
  .image-frame { width: 65%; }
  footer { padding: 2rem; grid-template-columns: 1fr auto; justify-items: center; }
  .product-ad { justify-self: end; }
}