*,
*::before,
*::after { box-sizing: border-box; }
:root {
  --coral: #FF6F61;
  --violet: #7B5CFF;
  --violet-dark: #4b2a7a;
  --glass: rgba(255,255,255,.14);
  --text: #e9e9ff;
  --bg: #0b0e1a;
}
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color: var(--text);
  background: var(--bg);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' preserveAspectRatio='none' width='1200' height='800'><polygon points='0,0 0,400 400,0' fill='%236a3bd9'/><polygon points='200,0 600,0 400,200' fill='%238a5fff'/><polygon points='600,0 1200,0 900,260' fill='%23a33dff'/><polygon points='0,500 200,400 420,680' fill='%23b34dff'/><polygon points='600,600 900,520 1200,800' fill='%23f08fff'/></svg>");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}
main {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 180px);
  padding: 2rem 1rem;
}
.image-frame {
  position: relative;
  width: min(94vw, 860px);
  border-radius: 20px;
  padding: 1.25rem;
  background: rgba(255,255,255,.14);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.28);
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.image-frame::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: 0; bottom: 0;
  border-radius: 20px;
  pointer-events: none;
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: inset 0 0 40px rgba(161,110,255,.25);
  mix-blend-mode: screen;
  opacity: 0.8;
}
.image-frame > img { display: block; width: 100%; height: auto; border-radius: 12px; filter: saturate(1.05); }

footer {
  padding: 1.75rem 1rem;
  text-align: center;
  color: rgba(238,240,255,.95);
  background: rgba(5,6,12,.65);
  border-top: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.product-ad {
  display: inline-block;
  padding: .65rem .9rem;
  border-radius: 12px;
  margin: 0 auto 0.6rem;
  background: rgba(0,0,0,.25);
  transition: transform .2s ease;
  box-shadow: 0 6px 18px rgba(0,0,0,.25);
}
.product-ad h3 {
  font-size: .95rem;
  font-weight: 700;
  margin: 0 0 .25rem;
  color: #fff;
}
.product-ad a { text-decoration: none; }
.product-ad a p {
  display: inline-block;
  padding: .55rem 1rem;
  border-radius: 999px;
  font-weight: 700;
  color: #1b0c0c;
  background: linear-gradient(135deg, #ff8a63 0%, #ff6f61 60%, #ff4d4d 100%);
  border: 1px solid rgba(0,0,0,.15);
  margin: 0;
}
.product-ad a:focus-visible { outline: 3px solid #fff; outline-offset: 2px; }
.product-ad:hover { transform: translateY(-1px); }

footer p {
  margin: 0.25rem 0 0;
  font-size: .85rem;
  opacity: .95;
}
@media (min-width: 600px) {
  .image-frame { padding: 1.5rem; }
  .product-ad h3 { font-size: 1rem; }
}
@media (min-width: 900px) {
  main { min-height: calc(100vh - 180px); padding: 3rem 2rem; }
  .image-frame { width: min(860px, 70vw); }
  footer { padding: 2rem 0.5rem; }
}