/* index.css - Minimal, mobile-first, cyberpunk hacker aesthetic with frosted glass */

:root {
  --gold: #d4af37;
  --gold-dark: #b28a12;
  --bg: #000;
  --surface: rgba(255, 255, 255, 0.08);
  --surface-strong: rgba(255, 255, 255, 0.15);
  --text: #f5f5f5;
  --muted: #c9c9c9;
}

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

html, body { height: 100%; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Inter", "Helvetica Neue", Arial;
  color: var(--text);
  background-color: #000;

  /* Black checkerboard background */
  background-image:
    linear-gradient(45deg, #111 25%, transparent 25%), 
    linear-gradient(-45deg, #111 25%, transparent 25%), 
    linear-gradient(45deg, transparent 75%, #111 75%), 
    linear-gradient(-45deg, transparent 75%, #111 75%);
  background-size: 40px 40px;
  background-position: 0 0, 0 0, 20px 20px, 20px 20px;
  background-color: #000;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header (glass-like) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: center;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: saturate(1.2);
  -webkit-backdrop-filter: saturate(1.2);
}

.brand {
  font-weight: 900;
  color: var(--gold);
  text-shadow: 0 0 8px rgba(212, 175, 55, 0.8);
  letter-spacing: .5px;
  font-size: 1.05rem;
}

/* Main layout */
main {
  width: 100%;
  flex: 1 1 auto;
  display: block;
}

/* Hero section */
.hero {
  padding: 2.25rem 1rem;
  width: 100%;
  display: flex;
  justify-content: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  width: 100%;
  max-width: 1100px;
  padding: 0 1rem;
}

.hero-image {
  width: 100%;
  height: auto;
  border-radius: 14px;
  display: block;
  filter: saturate(1.05);
  box-shadow: 0 10px 28px rgba(0,0,0,.5);
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.25rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  color: #fefefe;
}

.hero-content h1 {
  font-size: 2rem;
  line-height: 1.15;
  margin: 0;
  letter-spacing: .5px;
}

.hero-content h2 {
  font-size: 1rem;
  font-weight: 500;
  color: #e8e8e8;
  opacity: 0.95;
  margin: 0;
}

.cta {
  display: inline-block;
  align-self: flex-start;
  padding: 0.95rem 1.25rem;
  border-radius: 999px;
  font-weight: 900;
  text-decoration: none;
  color: #1a1100;
  background: linear-gradient(135deg, #ffd55a 0%, #f0c200 60%, #d49b00 100%);
  box-shadow: 0 6px 16px rgba(212, 175, 55, 0.6);
  border: 1px solid rgba(0,0,0,.08);
  transition: transform .2s ease, box-shadow .2s ease;
}

.cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(212, 175, 55, 0.8);
}

.cta:focus-visible {
  outline: 3px solid rgba(255, 214, 0, 0.9);
  outline-offset: 2px;
}

/* Responsiveness - mobile-first, adjust at larger widths */
@media (min-width: 800px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2.5rem;
  }
  .hero-content {
    padding: 2rem;
  }
  .hero-content h1 {
    font-size: 2.5rem;
  }
  .hero-content h2 {
    font-size: 1.05rem;
  }
  .hero-image {
    border-radius: 16px;
  }
}

/* Footer / advertisement */
.site-footer {
  padding: 1rem;
  text-align: center;
  font-size: 0.92rem;
  color: #cfcfcf;
  background: rgba(0, 0, 0, 0.4);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.advertisement {
  color: #c9c9c9;
  margin-bottom: 0.25rem;
}

.advertisement a {
  color: var(--gold);
  font-weight: 700;
  text-decoration: none;
}

.advertisement a:hover {
  text-decoration: underline;
}

.thank-you {
  margin: 0.25rem 0 0;
  color: #e5e5e5;
}