/* index.css - Neon hacker-night, grid paper, frosted glass, mobile-first */

:root {
  --mint: #2ffbd3;
  --mint-dark: #22e3c7;
  --bg: #0b0b0f;
  --surface: rgba(255, 255, 255, 0.08);
  --surface-2: rgba(255, 255, 255, 0.12);
  --text: #eafff7;
  --muted: #bfeee0;
  --accent: #2ffbd3;
  --border: rgba(255, 255, 255, 0.18);
  --shadow: 0 10px 25px rgba(0, 0, 0, 0.45);
}

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

html, body { height: 100%; }
html { font-size: 100%; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system;
  color: var(--text);
  background-color: #0b0b0f;
  /* grid paper background: black/dark gray with neon mint grid lines */
  background-image:
    linear-gradient(to right, rgba(47, 251, 212, 0.08) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(47, 251, 212, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: 0 0, 0 0;
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Focus visibility for accessibility */
a:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 2px;
  border-radius: 6px;
}

/* Layout scaffolding */
header { padding: 1rem 1rem; }
.brand { font-weight: 700; color: #eafff7; letter-spacing: .4px; }

main { padding: 0 1rem; }

/* Frosted glass hero */
.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  padding: 2rem 0 1.5rem;
}

.hero-content {
  padding: 1rem;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
}

.hero-content h1 {
  font-size: 1.75rem;
  line-height: 1.15;
  margin: 0 0 .75rem;
}

.subhead {
  color: #d7fff4;
  font-size: 1rem;
  margin: 0 0 1rem;
}

.cta {
  display: inline-block;
  padding: 0.9rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  color: #062017;
  background: linear-gradient(135deg, rgba(36, 255, 210, 0.95) 0%, rgba(50, 230, 210, 0.95) 100%);
  border: 1px solid rgba(0,0,0,.15);
  box-shadow: 0 6px 18px rgba(0,0,0,.45), inset 0 0 8px rgba(255,255,255,.25);
  text-decoration: none;
}
.cta:hover { filter: brightness(1.05); transform: translateY(-1px); }

.hero-media {
  padding: 0 1rem;
  display: block;
}
.hero-media img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  display: block;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,.18);
  background: #111;
}

/* Sections spacing and glass feel for sections */
.section { padding: 2rem 0; }
.glass {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 14px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  padding: 1rem;
  box-shadow: var(--shadow);
}

/* Features and testimonials grids */
.features-grid,
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.features-grid li {
  padding: 0.75rem 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #eafff7;
}

blockquote {
  margin: 0;
  padding: 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border-left: 3px solid var(--mint);
}
blockquote p { margin: 0 0 .25rem; color: #eafff7; }
blockquote footer { color: #d5fff0; font-size: 0.92rem; margin-top: .25rem; }

.bottom-ad {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.08);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}
.ad-label {
  font-size: 12px;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  background: rgba(0,0,0,.25);
  color: #9ff2e0;
}
.ad-link { color: #b7fff0; font-weight: 600; text-decoration: none; }

/* Responsive tweaks (mobile-first) */
@media (min-width: 640px) {
  .hero { grid-template-columns: 1.05fr 0.95fr; padding: 3rem 1.5rem; align-items: center; }
  .subhead { font-size: 1.125rem; }
  .features-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(3, 1fr); }
  .hero { gap: 2rem; padding: 4rem 3rem; }
}