/* Minimal reset and foundation */
*,
*::before,
*::after { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; padding: 0; font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial; color: #111; }

/* Beige metallic sheen background + turquoise cyberpunk accents */
:root{
  --beige-1: #efe6d0;
  --beige-2: #e8d3b0;
  --turq: #26d5c6;
  --turq-dark: #0b8f98;
  --glass: rgba(255,255,255,.65);
}
body {
  background: linear-gradient(135deg, var(--beige-1) 0%, var(--beige-2) 60%, #f6efe5 100%);
  min-height: 100vh;
  background-attachment: fixed;
  color-scheme: light;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layout: mobile-first, centered hero */
main {
  display: grid;
  place-items: center;
  padding: 2rem 1rem;
  min-height: calc(100vh - 6rem);
}

/* Frosted glass image frame (hero) with metallic sheen */
.image-frame {
  position: relative;
  width: min(92vw, 760px);
  border-radius: 16px;
  padding: 0.75rem;
  overflow: hidden;
  background: rgba(255,255,255,.68);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 20px 40px rgba(0,0,0,.15);
  border: 1px solid rgba(255,255,255,.6);
}
.image-frame:after {
  content: "";
  position: absolute;
  inset: 0;
  /* subtle turquoise glow + metallic sheen */
  background: linear-gradient(135deg, rgba(38,208,198,.25), rgba(0,0,0,0) 40%);
  mix-blend-mode: overlay;
  pointer-events: none;
}
.image-frame img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 12px;
  /* slight cyber hue tint for hacker vibe */
  filter: saturate(1.05) contrast(1.03);
}

/* Footer with frosted glass and CTA area */
footer {
  padding: 1.75rem 1rem;
  text-align: center;
  background: rgba(255,255,255,.58);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-top: 1px solid rgba(0,0,0,.08);
}
.product-ad {
  display: inline-block;
  padding: .25rem;
  border-radius: 12px;
  background: rgba(255,255,255,.6);
}
.product-ad h3 {
  margin: 0 0 .5rem;
  font-size: 1.05rem;
  color: var(--turq);
}
.product-ad a {
  text-decoration: none;
  color: inherit;
  display: inline-block;
}
.product-ad a p {
  margin: 0;
  padding: .65rem 1.2rem;
  border-radius: 999px;
  /* turquoise CTA button look */
  background: linear-gradient(135deg, #1bd8c5 0%, #0fb4a0 100%);
  color: #fff;
  font-weight: 700;
  border: 1px solid rgba(0,0,0,.08);
  display: inline-block;
  text-align: center;
}

/* Focus styles for accessibility */
:focus { outline: 3px solid #0bd6c6; outline-offset: 2px; }
:focus-visible { outline: 3px solid #0bd6c6; outline-offset: 2px; }

/* Responsive tweaks: larger screens enhance spacing and frame size */
@media (min-width: 768px) {
  main { padding: 4rem 2rem; }
  footer { padding: 2rem; }
  .image-frame { padding: 1rem; max-width: 860px; }
}