/* Reset-lite */
*, *::before, *::after { box-sizing: border-box; }
:root {
  --olive-dark: #3a4d0b;
  --olive-mid:  #5b6e15;
  --olive-light:#8aa327;
  --bg: #0e0f0a;
  --text: #e7f1d9;
  --chip: rgba(255,255,255,.15);
}
html, body { height: 100%; }
body {
  margin: 0;
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial;
  background-color: var(--bg);
  /* olive checkerboard background */
  background-image:
    linear-gradient(45deg, rgba(60,70,0,.95) 25%, rgba(60,70,0,.95) 25%, rgba(40,50,0,.95) 25%, rgba(40,50,0,.95) 50%, rgba(60,70,0,.95) 50%, rgba(60,70,0,.95) 75%, rgba(40,50,0,.95) 75%, rgba(40,50,0,.95) 100%),
    linear-gradient(-45deg, rgba(40,50,0,.95) 25%, rgba(60,70,0,.95) 25%, rgba(60,70,0,.95) 50%, rgba(40,50,0,.95) 50%, rgba(40,50,0,.95) 75%, rgba(60,70,0,.95) 75%, rgba(60,70,0,.95) 100%);
  background-size: 40px 40px;
  background-position: 0 0, 20px 20px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Layout: mobile-first, centered hero area */
main {
  min-height: calc(100vh - 140px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  position: relative;
}
.image-frame {
  width: 92%;
  max-width: 900px;
  border-radius: 20px;
  overflow: hidden;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 12px 40px rgba(0,0,0,.5), inset 0 0 60px rgba(0,0,0,.15);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  position: relative;
}
.image-frame img {
  display: block;
  width: 100%;
  height: auto;
  vertical-align: middle;
  filter: saturate(1.05);
}
.image-frame::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0) 40%, rgba(0,0,0,0.28) 70%);
  pointer-events: none;
}
.image-frame::after {
  content: "";
  position: absolute;
  left: 12px; top: 12px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #a7ff71;
  box-shadow: 0 0 14px #A7FF71;
  opacity: .6;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { transform: scale(1); opacity: .5; }
  50% { transform: scale(1.15); opacity: .9; }
}

/* Subtle cyber glow around the hero area */
main::after {
  content: "";
  position: absolute; inset: -2rem;
  z-index: -1;
  pointer-events: none;
  border-radius: 28px;
  filter: blur(28px);
  background: radial-gradient(circle at 50% 0%, rgba(85,110,25,.25), transparent 60%),
              radial-gradient(circle at 50% 100%, rgba(5,40,0,.25), transparent 60%);
}

/* Footer with accessible CTA button styling */
footer {
  width: 100%;
  padding: 1.75rem 1rem;
  text-align: center;
  color: #dceec9;
  background: rgba(15, 15, 15, 0.52);
  border-top: 1px solid rgba(255,255,255,.15);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.product-ad {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  align-items: center;
  margin: 0 0 0.75rem;
}
.product-ad h3 {
  font-size: .95rem;
  margin: 0;
  color: #dceec9;
  letter-spacing: .2px;
  text-shadow: 0 0 6px rgba(156, 255, 180, 0.8);
}
.product-ad a {
  display: inline-block;
  padding: .75rem 1.25rem;
  border-radius: 12px;
  font-weight: 700;
  color: #041f0a;
  text-decoration: none;
  background: linear-gradient(135deg, #89a90a 0%, #4a6e11 100%);
  border: 1px solid rgba(255,255,255,.25);
  box-shadow: 0 4px 14px rgba(0,0,0,.4);
  transition: transform .2s ease, box-shadow .2s ease;
}
.product-ad a:hover { transform: translateY(-1px); box-shadow: 0 6px 22px rgba(0,0,0,.6); }
.product-ad a:focus-visible {
  outline: 3px solid #9cff6b;
  outline-offset: 2px;
}
p { margin: 0; }

/* Responsive adjustments */
@media (min-width: 600px) {
  .image-frame { border-radius: 22px; }
  .product-ad h3 { font-size: 1.02rem; }
}
@media (min-width: 900px) {
  main { padding: 2rem 1rem; }
  .image-frame { width: 70%; }
}