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

:root {
  --bg: #000;
  --fg: #e7e7e7;
  --muted: #cbd5e1;
  --accent: #00e5ff;
  --glass: rgba(255,255,255,.08);
  --border: rgba(255,255,255,.25);
}

html, body { height: 100%; }

body {
  background-color: #000;
  color: var(--fg);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  line-height: 1.5;
  /* Silver dots pattern background */
  background-image: radial-gradient(circle, rgba(192,192,192,.25) 1px, transparent 1px);
  background-size: 14px 14px;
  background-position: 0 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100%;
}

/* Frosted glass header with hacker vibe */
header.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  background: rgba(0, 0, 0, 0.55);
  border-bottom: 1px solid rgba(255,255,255,.15);
  backdrop-filter: saturate(1.2) blur(6px);
  -webkit-backdrop-filter: saturate(1.2) blur(6px);
  box-shadow: inset 0 0 60px rgba(0, 255, 255, .08);
}
header.site-header .site-title {
  font-weight: 800;
  font-size: 1.05rem;
  color: #fff;
  text-shadow: 0 0 6px rgba(0, 238, 238, .5);
}
header.site-header .site-title span { color: var(--accent); }

/* Main content spacing */
main { padding: 28px 0; }

/* Image frame with frosted frame feel */
.image-frame {
  width: 100%; display: grid; place-items: center;
  padding: 8px; border-radius: 12px;
  border: 1px solid rgba(255,255,255,.15);
  background: rgba(0,0,0,.25);
  backdrop-filter: blur(2px); -webkit-backdrop-filter: blur(2px);
  box-shadow: 0 8px 40px rgba(0,0,0,.6);
}
.image-frame img { width: 100%; height: auto; display: block; border-radius: 10px; }

/* Footer / ad branding */
footer { padding: 20px; text-align: center; color: #c9c9c9; background: rgba(0,0,0,.25); border-top: 1px solid rgba(255,255,255,.1); }
.product-ad { display: inline-block; padding: 8px 12px; border-radius: 8px; background: rgba(0,0,0,.25); border: 1px solid rgba(255,255,255,.15); margin-bottom: 8px; }

/* Prominent CTAs (accessible focus) */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 18px; border-radius: 999px; font-weight: 700;
  color: #001f1f; text-decoration: none; cursor: pointer;
  border: 1px solid rgba(0,0,0,.4);
  background: linear-gradient(135deg, rgba(255,255,255,.12), rgba(255,255,255,.04));
  transition: transform .2s ease, box-shadow .2s ease;
  box-shadow: 0 6px 18px rgba(0,0,0,.5);
}
.btn.primary {
  color: #012f2f;
  background: rgba(0, 230, 255, 0.92);
  border: 1px solid rgba(0,0,0,.6);
  text-shadow: 0 0 6px rgba(0,0,0,.15);
  box-shadow: 0 6px 20px rgba(0, 238, 238, .45);
}
.btn.secondary {
  color: #eafafc;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.25);
}
.btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
.btn:hover { transform: translateY(-2px); }

/* Accessibility: respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .btn { transition: none; }
  header.site-header { transition: none; }
}

/* Responsive adjustments (mobile-first) */
@media (min-width: 640px) {
  header.site-header { padding: 18px 28px; }
  header.site-header .site-title { font-size: 1.15rem; }
}
@media (min-width: 900px) {
  main { padding: 32px 0; }
  .image-frame { max-width: 800px; }
  header.site-header { padding: 20px 40px; }
  header.site-header .site-title { font-size: 1.25rem; }
}