/* index.css - mobile-first hacker style with gold checkerboard background
   Green accents, frosted glass panels, futuristic vibe
*/
:root {
  --gold: #d4af37;
  --green: #39ff14;
  --green-dark: #2bd14f;
  --bg-dark: rgba(8, 24, 16, 0.65);
  --text: #eafff0;
  --muted: #c7ffd8;
  --glass: rgba(8, 40, 24, 0.65);
  --radius: 14px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Arial;
  color: var(--text);
  background-color: var(--gold);
  /* Gold checkerboard pattern overlay */
  background-image:
    linear-gradient(45deg, rgba(0,0,0,.15) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(0,0,0,.15) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, rgba(0,0,0,.15) 75%),
    linear-gradient(-45deg, transparent 75%, rgba(0,0,0,.15) 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }

/* Header / Branding */
.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  padding: 0.75rem 1rem;
  background: rgba(4, 15, 10, 0.65);
  backdrop-filter: blur(4px);
  border-bottom: 1px solid rgba(57, 255, 70, 0.25);
}

.brand {
  font-weight: 700;
  color: var(--text);
  letter-spacing: .4px;
  text-shadow: 0 0 8px rgba(57, 255, 70, 0.9);
  display: inline-block;
}

/* Main hero layout (mobile-first) */
.main {}

/* Hero */
.hero {
  padding: 1rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  justify-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

/* Centerpiece image */
.hero-media {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-media img {
  width: min(92vw, 740px);
  height: auto;
  border-radius: 12px;
  display: block;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(0, 0, 0, 0.15);
}

/* Frosted glass content panel with green glow */
.hero-content {
  width: 100%;
  max-width: 640px;
  padding: 1.25rem 1.5rem;
  border-radius: 14px;
  background: rgba(8, 40, 24, 0.65);
  border: 1px solid rgba(57, 255, 70, 0.5);
  backdrop-filter: blur(6px) saturate(110%);
  color: var(--text);
  text-align: left;
  box-shadow: var(--shadow);
}
.hero-content h1 {
  font-size: clamp(1.75rem, 5vw, 3rem);
  margin: 0 0 .5rem;
  line-height: 1.04;
}
.subhead {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.4;
  margin: 0 0 1rem;
}
.cta {
  display: inline-block;
  padding: .95rem 1.25rem;
  font-weight: 700;
  border-radius: 10px;
  color: #041b0e;
  background: linear-gradient(135deg, #39ff14 0%, #28c34a 100%);
  border: 2px solid rgba(18, 255, 120, 0.9);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.35);
  font-size: 1.05rem;
  transition: transform .15s ease, box-shadow .15s ease;
}
.cta:hover { transform: translateY(-1px); box-shadow: 0 10px 20px rgba(0,0,0,.45); }
.cta:focus-visible { outline: 3px solid #39ff14; outline-offset: 2px; }

/* Footer advertisement */
.site-footer {
  padding: 1rem;
  text-align: center;
  background: rgba(4, 12, 8, 0.65);
  border-top: 1px solid rgba(57, 255, 70, 0.4);
  color: var(--text);
}
.footer-ad {
  display: inline-block;
  padding: .6rem .9rem;
  margin: 0 .25rem 0.5rem;
  font-size: .95rem;
  color: var(--text);
  background: rgba(0,0,0,.25);
  border-radius: 8px;
  border: 1px solid rgba(57,255,70,.5);
}
.thank-you {
  font-size: .95rem;
  margin-top: .25rem;
  color: #c8ffd9;
}

/* Responsive: two-column layout on larger screens; maintain mobile-first stacking */
@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
    padding: 2rem 4rem;
  }
  .subhead { font-size: 1.1rem; }
  .cta { font-size: 1.05rem; padding: 1rem 1.4rem; }
}