/* silver abstract blur background with green hacker vibe, frosted glass, future cyberpunk */

/* Core palette and reset */
:root{
  --bg: #e9ecef;
  --text: #0b1a0a;
  --muted: #5a7a5a;
  --green: #2bdc6b;
  --green-dark: #0a9950;
  --glass: rgba(255,255,255,.14);
  --stroke: rgba(0, 150, 120, .35);
  --radius: 14px;
  --shadow: 0 10px 28px rgba(0,0,0,.25);
}
*,
*::before,
*::after { box-sizing: border-box; }
html, body { height: 100%; }
html { font-size: 16px; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto;
  color: var(--text);
  /* silver abstract blur with green accents */
  background: linear-gradient(135deg, #e9edef 0%, #e5e9ec 60%, #e9edef 100%);
  background-image:
    repeating-linear-gradient(135deg, rgba(43, 220, 107, .25) 0 2px, transparent 2px 8px),
    repeating-linear-gradient(45deg, rgba(0,0,0,.04) 0 2px, transparent 2px 8px);
  background-size: 60px 60px, 60px 60px;
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.6;
  color-scheme: light;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }

/* Layout container */
.container { width: 100%; max-width: 1020px; margin: 0 auto; padding: 0 1rem; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 5;
  backdrop-filter: blur(6px);
  background: rgba(0,0,0,.55);
  border-bottom: 1px solid rgba(0, 180, 120, .25);
}
.site-header .brand {
  display: inline-block;
  padding: .75rem 0;
  font-weight: 800;
  color: #e6ffea;
  text-shadow: 0 0 8px rgba(43, 220, 107, .85);
  letter-spacing: .4px;
}

/* Main area */
main { padding: 1.25rem 0 2rem; }

/* Hero (frosted glass) */
.hero { display: grid; place-items: center; padding: 1rem; }
.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.15rem;
  align-items: center;
  justify-items: center;
  text-align: center;
  padding: 1rem;
  width: 100%;
  max-width: 1000px;
  border-radius: var(--radius);
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(0,0,0,.15);
  box-shadow: 0 20px 50px rgba(0,0,0,.25);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-media img {
  width: 100%;
  max-width: 520px;
  height: auto;
  border-radius: 12px;
  display: block;
  box-shadow: 0 14px 34px rgba(0,0,0,.4);
}
.hero-copy { text-align: left; padding: 0 1rem; width: 100%; max-width: 680px; }
.hero-copy h1 { font-size: 1.6rem; margin: 0.25rem 0 0.5rem; line-height: 1.15; color: #0a150f; }
.subhead { color: rgba(16, 28, 6, .92); font-size: 1.05rem; }

/* CTA */
.cta-hero {
  display: inline-block;
  margin-top: 0.9rem;
  padding: 0.85rem 1.4rem;
  font-weight: 700;
  font-size: 1.05rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #2afc7d 0%, #18d058 60%, #0a8f3a 100%);
  color: #04160f;
  text-align: center;
  box-shadow: 0 8px 20px rgba(0,0,0,.25);
  transition: transform .2s ease, box-shadow .2s ease;
}
.cta-hero:hover { transform: translateY(-1px); box-shadow: 0 12px 28px rgba(0,0,0,.4); }
.cta-hero:focus-visible {
  outline: 3px solid rgba(0, 255, 140, .85);
  outline-offset: 2px;
}
.hero-note { display: none; }

/* Footer */
.site-footer { padding: 1rem; text-align: center; color: rgba(24, 28, 28, .92); }
.footer-ad a {
  display: inline-block;
  padding: .25rem .6rem;
  border-radius: 6px;
  background: rgba(0, 180, 120, .25);
  color: #0b1a0b;
  font-weight: 700;
  border: 1px solid rgba(0,180,120,.5);
}
.closing-note { margin-top: .75rem; color: #0a0f0a; }

/* Focus styles */
:focus { outline: none; }
:focus-visible { outline: 3px solid rgba(0, 180, 120, .9); outline-offset: 2px; }

/* Responsive grid (mobile-first) */
@media (min-width: 720px) {
  .hero-grid {
    grid-template-columns: 1fr 1.4fr 0.6fr;
    text-align: left;
    align-items: center;
  }
  .hero-media { justify-self: center; grid-column: 1; }
  .hero-copy { grid-column: 2; align-self: center; }
  .cta-hero { grid-column: 3; justify-self: end; align-self: center; }
}
@media (min-width: 1100px) {
  .hero-copy h1 { font-size: 2rem; }
}