/* Reset & base */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

/* Theme tokens */
:root {
  --indigo: #4f46e5;
  --indigo-dark: #2a2f73;
  --magenta: #ff2bd9;
  --bg: #0a0a12;
  --text: #e8e8ff;
  --glass: rgba(255,255,255,.14);
  --glass-border: rgba(255,255,255,.28);
  --shadow: 0 14px 40px rgba(0,0,0,.45);
}

/* Magenta zigzag background + hacker-indigo vibe (mobile-first) */
body {
  color: var(--text);
  background: var(--bg);
  background-image:
    linear-gradient(135deg, rgba(255,0,214,.65) 25%, transparent 25%),
    linear-gradient(315deg, rgba(255,0,214,.65) 25%, transparent 25%),
    linear-gradient(45deg, rgba(255,0,214,.65) 25%, transparent 25%),
    linear-gradient(225deg, rgba(255,0,214,.65) 25%, transparent 25%);
  background-size: 60px 60px;
  background-position: 0 0, 0 0, 30px -30px, 30px 30px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto;
  line-height: 1.35;
}

/* Layout */
main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 2rem 1rem;
  width: 100%;
}

.image-frame {
  width: min(680px, 92vw);
  aspect-ratio: 16 / 9;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.25);
  background: rgba(255,255,255,.08);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.15) contrast(1.05);
}

/* Frosted glass footer */
footer {
  padding: 2rem 1rem;
  text-align: center;
  color: #e9e9ff;
  background: rgba(3,0,40,.5);
  border-top: 1px solid rgba(255,255,255,.08);
}

/* CTA / Product Ad pill */
.product-ad {
  display: inline-block;
  padding: .75rem 1rem;
  border-radius: 12px;
  background: rgba(12,6,26,.6);
  border: 1px solid rgba(140,120,240,.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  margin-bottom: .5rem;
}
.product-ad h3 {
  margin: 0 0 .4rem;
  font-size: .95rem;
  color: #c7d2fe;
}
.product-ad a {
  display: inline-block;
  padding: .55rem .95rem;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(79,70,229,.95), rgba(8,12,32,.92));
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid rgba(255,255,255,.4);
}
.product-ad a:hover { transform: translateY(-1px); transition: transform .15s ease; }

/* Focus styles for accessibility */
a:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 2px;
}
.product-ad a:focus-visible {
  outline: 3px solid #93c5fd;
  outline-offset: 2px;
}

/* Small but clear default focus for any link */
a:focus-visible { outline: 3px solid var(--indigo); outline-offset: 2px; }

/* Responsive: a bit more space on larger viewports */
@media (min-width: 600px) {
  main { padding: 3rem 2rem; min-height: 70vh; }
  .image-frame { width: min(860px, 70vw); border-radius: 26px; }
  footer { padding: 3rem 2rem; }
}
@media (min-width: 1024px) {
  /* subtle depth at big screens */
  .image-frame { transform: translateZ(0); }
}