@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

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

:root {
  --navy-950: #030a1c;
  --navy-900: #061230;
  --navy-800: #0a1d4a;
  --blue: #2b7bff;
  --cyan: #19c3ff;
  --green: #22f0a0;
  --lime: #6dffb0;
  --text: #f1f6ff;
  --muted: #a9bcd9;
  --card-bg: rgba(8, 20, 52, 0.72);
  --card-border: rgba(90, 160, 255, 0.22);
}

html {
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--navy-950);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.6;
}

/* Layers: background 0, animation 1, content 2+, nav 100 */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 600px at 15% 10%, rgba(43, 123, 255, 0.22), transparent 60%),
    radial-gradient(800px 600px at 90% 85%, rgba(34, 240, 160, 0.14), transparent 60%),
    linear-gradient(180deg, var(--navy-900) 0%, var(--navy-950) 100%);
}

#streams {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  display: block;
}

/* ---- Nav ---- */

nav.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  width: 100%;
  padding: 24px 0;
  background: rgba(6, 18, 48, 0.35);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(90, 160, 255, 0.10);
  box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  transition: padding 250ms ease, background-color 250ms ease, box-shadow 250ms ease, border-color 250ms ease;
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
  line-height: 1;
  transition: font-size 250ms ease;
}

.logo:hover { color: var(--text); }
.logo .ingest { color: var(--text); }
.logo .bot {
  background: linear-gradient(90deg, var(--cyan), var(--green));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--green);
}
.logo .tld { color: var(--muted); font-weight: 500; }

#buy_now_link {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.6;
  color: #03140f;
  text-decoration: none;
  padding: 12px 24px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green), var(--lime));
  box-shadow: 0 0 0 rgba(34, 240, 160, 0);
  transition: padding 250ms ease, font-size 250ms ease, transform 200ms ease, box-shadow 200ms ease, filter 200ms ease;
  white-space: nowrap;
}
#buy_now_link:hover,
#buy_now_link:focus {
  color: #03140f;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(34, 240, 160, 0.35);
  filter: brightness(1.06);
}
#buy_now_link:focus-visible,
#buy_now_bottom:focus-visible,
.logo:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}

nav.site-nav.nav-scrolled {
  padding: 10px 0;
  background: rgba(4, 12, 32, 0.88);
  border-bottom-color: rgba(90, 160, 255, 0.22);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
}
nav.site-nav.nav-scrolled .logo { font-size: 1.3rem; }
nav.site-nav.nav-scrolled #buy_now_link { padding: 8px 18px; font-size: 0.85rem; }

/* ---- Content ---- */

.hero,
.cards-section,
.cta,
.signal-line {
  position: relative;
  z-index: 2;
}

.hero {
  padding: 12vh 24px 8vh;
  text-align: center;
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(2rem, 6vw, 5rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0 auto 28px;
  max-width: 1100px;
  color: var(--text);
  text-shadow: 0 2px 30px rgba(3, 10, 28, 0.8);
}
.hero h1 span { display: block; }
.hero h1 .accent {
  background: linear-gradient(90deg, var(--blue), var(--cyan) 45%, var(--green));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--cyan);
  text-shadow: none;
}

.hero p {
  max-width: 680px;
  margin: 0 auto;
  font-size: 1.2rem;
  letter-spacing: 0.12em;
  color: var(--muted);
  text-shadow: 0 1px 14px rgba(3, 10, 28, 0.9);
}

.cards-wrap {
  max-width: 1200px;
  margin: 0 auto;
  padding: 4vh 32px 10vh;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.cards-section .card {
  position: relative;
  display: block;
  padding: 38px;
  border-radius: 20px;
  color: var(--text);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  transition: transform 300ms ease, border-color 300ms ease, box-shadow 300ms ease;
  overflow: hidden;
}
.cards-section .card::before {
  content: "";
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--green));
  opacity: 0.85;
}
.cards-section .card:hover {
  transform: translateY(-8px);
  border-color: rgba(34, 240, 160, 0.5);
  box-shadow: 0 22px 55px rgba(0, 0, 0, 0.5), 0 0 40px rgba(34, 240, 160, 0.12);
}
.cards-section .card h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 0 0 14px;
  color: var(--text);
}
.cards-section .card p {
  margin: 0;
  font-size: 1rem;
  color: var(--muted);
}

.cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 4vh 24px 12vh;
  gap: 22px;
}
.cta p { margin: 0; }
.signal-status {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--green);
  text-shadow: 0 0 18px rgba(34, 240, 160, 0.45);
}
.signal-cta {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.02em;
  color: #03140f;
  text-decoration: none;
  padding: 20px 48px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--green), var(--lime));
  box-shadow: 0 10px 40px rgba(34, 240, 160, 0.3);
  transition: transform 200ms ease, box-shadow 200ms ease, filter 200ms ease;
}
.signal-cta:hover,
.signal-cta:focus {
  color: #03140f;
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 16px 56px rgba(34, 240, 160, 0.5);
  filter: brightness(1.07);
}
.signal-cta:active { transform: translateY(0) scale(0.99); }
.signal-sub {
  font-size: 0.9rem;
  color: var(--muted);
}

/* ---- Footer ---- */
/* Footer markup is injected via SSI; keep it opaque and above the fixed layers. */

footer {
  position: relative;
  z-index: 2;
  padding: 20px 20px;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
  background: var(--navy-950);
  border-top: 1px solid var(--card-border);
}

footer div {
  margin: 4px 0;
}
footer div:first-child { margin-top: 0; }
footer div:last-child { margin-bottom: 0; }

/* ---- Mobile ---- */

@media (max-width: 480px) {
  nav.site-nav { padding: 14px 0; }
  .nav-inner { padding: 0 16px; }
  .logo { font-size: 1.3rem; }
  #buy_now_link { padding: 9px 16px; font-size: 0.85rem; }
  nav.site-nav.nav-scrolled { padding: 8px 0; }
  nav.site-nav.nav-scrolled .logo { font-size: 1.1rem; }
  nav.site-nav.nav-scrolled #buy_now_link { padding: 7px 13px; font-size: 0.8rem; }
  .hero { padding: 10vh 18px 5vh; }
  .hero p { font-size: 1rem; }
  .cards-wrap { padding: 3vh 18px 8vh; }
  .cards-section .card { padding: 30px 24px; }
  .signal-cta { font-size: 1.05rem; padding: 17px 30px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  nav.site-nav, .logo, #buy_now_link, .signal-cta, .cards-section .card { transition: none; }
  .cards-section .card:hover, #buy_now_link:hover, .signal-cta:hover { transform: none; }
}