:root {
  --bg: #0a0f1e;
  --glass: rgba(255,255,255,0.08);
  --glass-border: rgba(255,255,255,0.28);
  --text: #eaf4ff;
  --muted: #cde0ff;
  --orange: #ff7a00;
  --orange-dark: #ff4d00;
  --cta-text: #0b1020;
}
*,
*::before,
*::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  padding: 0;
  color: var(--text);
  background: #0a0b14;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial;
  line-height: 1.5;
  overflow-x: hidden;
}
body::before {
  content: "";
  position: fixed;
  inset: -12vmax;
  background:
    radial-gradient(circle at 20% 25%, rgba(0, 140, 255, 0.38), transparent 40%),
    radial-gradient(circle at 75% 50%, rgba(255, 122, 0, 0.25), transparent 40%),
    radial-gradient(circle at 50% 60%, rgba(60, 100, 255, 0.22), transparent 40%),
    linear-gradient(135deg, rgba(7, 10, 20, .7), rgba(7, 10, 20, 0.3) 60%, rgba(0,0,0,0));
  filter: blur(60px);
  z-index: -1;
  pointer-events: none;
}
main {
  display: grid;
  place-items: center;
  padding: 4rem 1rem;
  min-height: 60vh;
  margin: 0 auto;
  width: 100%;
  max-width: 1100px;
  border-radius: 22px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 8px 40px rgba(0,0,0,.25);
}
.image-frame {
  width: 100%;
  max-width: 920px;
  aspect-ratio: 16/9;
  display: grid;
  place-items: center;
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.28);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 12px 34px rgba(0,0,0,.25);
}
.image-frame img {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
  object-fit: cover;
  max-width: 100%;
  max-height: 520px;
  filter: saturate(110%);
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
}
footer {
  padding: 2rem 1rem;
  color: #e8f0ff;
  background: linear-gradient(to top, rgba(7,10,20,0.95), rgba(7,10,20,0.75));
  border-top: 1px solid rgba(255,255,255,0.15);
}
footer .product-ad {
  display: flex;
  flex-direction: column;
  gap: .75rem;
  align-items: flex-start;
  width: 100%;
  max-width: 560px;
  padding: .75rem;
  border-radius: 12px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.22);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
footer .product-ad h3 {
  margin: 0;
  font-size: 1rem;
  color: #ffd27a;
}
footer .product-ad a {
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  padding: .65rem 1rem;
  border-radius: 8px;
  text-decoration: none;
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 70%);
  color: var(--cta-text);
  font-weight: 700;
  box-shadow: 0 6px 14px rgba(255,122,0,.45);
  transition: transform .15s ease, box-shadow .2s ease;
}
footer .product-ad a:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 18px rgba(255,122,0,.55);
}
footer .product-ad a:focus-visible {
  outline: 3px solid #7bd3ff;
  outline-offset: 2px;
}
footer p {
  margin: 0;
  text-align: center;
  font-size: .9rem;
  opacity: .85;
}
@media (min-width: 768px) {
  main { padding: 6rem 2rem; min-height: 70vh; border-radius: 28px; }
  .image-frame { max-width: 980px; }
}
@media (min-width: 1024px) {
  main { padding: 8rem 2rem; }
  footer { padding: 2rem 2rem; }
}
:focus-visible {
  outline: 3px solid #7bd3ff;
  outline-offset: 2px;
  border-radius: 4px;
}