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

:root{
  --bg: #05080f;
  --bg-2: #0a0f1c;
  --surface: rgba(255,255,255,0.035);
  --surface-hover: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.09);
  --text: #eef2f8;
  --muted: #a7b3c6;
  --accent: #4ddcff;
  --accent-2: #57f7b6;
  --z-bg: 0;
  --z-anim: 1;
  --z-content: 10;
}

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

html{
  scroll-behavior: smooth;
}

body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  position: relative;
}

h1, h2, h3, .wordmark{
  font-family: 'Space Grotesk', sans-serif;
}

.mono{
  font-family: 'IBM Plex Mono', monospace;
}

/* ---------- BACKGROUND LAYERS ---------- */

.bg-base{
  position: fixed;
  inset: 0;
  z-index: var(--z-bg);
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(77,220,255,0.10), transparent 60%),
    radial-gradient(ellipse 70% 50% at 100% 100%, rgba(87,247,182,0.06), transparent 60%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

.bg-grid{
  position: fixed;
  inset: 0;
  z-index: var(--z-bg);
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.035) 0, rgba(255,255,255,0.035) 1px, transparent 1px, transparent 56px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.02) 0, rgba(255,255,255,0.02) 1px, transparent 1px, transparent 120px);
  mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, black 40%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 30%, black 40%, transparent 90%);
}

#bgCanvas{
  position: fixed;
  inset: 0;
  z-index: var(--z-anim);
  display: block;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
}

/* ---------- NAV ---------- */

nav{
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 5vw;
  background: rgba(5,8,15,0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.wordmark{
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.wordmark .dot{
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 10px var(--accent-2);
}

.wordmark .mono-tail{
  color: var(--accent);
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 500;
  font-size: 0.85em;
}

#buy_now_link{
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text);
  text-decoration: none;
  padding: 10px 20px;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: 999px;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
  white-space: nowrap;
}

#buy_now_link:hover{
  background: rgba(255,255,255,0.08);
  border-color: var(--accent);
  transform: translateY(-1px);
}

#buy_now_link:focus-visible{
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- LAYOUT ---------- */

main{
  position: relative;
  z-index: var(--z-content);
}

section{
  position: relative;
  z-index: var(--z-content);
  padding: 0 6vw;
}

/* ---------- HERO ---------- */

.hero{
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding-top: 13vh;
  padding-bottom: 8vh;
  min-height: 82vh;
  justify-content: center;
}

.eyebrow{
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin: 0 0 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 14px;
  border: 1px solid rgba(87,247,182,0.28);
  border-radius: 999px;
  background: rgba(87,247,182,0.06);
}

.hero h1{
  font-size: clamp(2rem, 6vw, 5rem);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 22px;
  max-width: 16ch;
}

.hero h1 span{
  display: block;
}

.hero h1 .accent-line{
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p{
  max-width: 680px;
  margin: 0 0 34px;
  font-size: clamp(1rem, 1.6vw, 1.18rem);
  line-height: 1.65;
  color: var(--muted);
}

.hero-cta-row{
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}

.hero-buy{
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: #06131a;
  text-decoration: none;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  padding: 15px 30px;
  border-radius: 10px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.05), 0 14px 30px -12px rgba(77,220,255,0.55);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.hero-buy:hover{
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.08), 0 18px 34px -10px rgba(77,220,255,0.7);
}

.hero-buy:focus-visible{
  outline: 2px solid var(--text);
  outline-offset: 3px;
}

.hero-domain-tag{
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--muted);
}

/* ---------- CARDS ---------- */

.cards-section{
  padding-top: 40px;
  padding-bottom: 80px;
}

.cards-heading{
  text-align: center;
  max-width: 620px;
  margin: 0 auto 46px;
}

.cards-heading h2{
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin: 0 0 12px;
  font-weight: 600;
  color: var(--text);
}

.cards-heading p{
  color: var(--muted);
  margin: 0;
  line-height: 1.6;
}

.card-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  max-width: 1160px;
  margin: 0 auto;
}

.card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 38px 34px;
  transition: transform 0.22s ease, background 0.22s ease, border-color 0.22s ease;
}

.card:hover{
  transform: translateY(-6px);
  background: var(--surface-hover);
  border-color: rgba(77,220,255,0.35);
}

.card-index{
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.78rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 16px;
}

.card h3{
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 12px;
  color: var(--text);
}

.card p{
  color: var(--muted);
  font-size: 0.96rem;
  line-height: 1.6;
  margin: 0;
}

/* ---------- CTA ---------- */

.cta-section{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 70px;
  padding-bottom: 130px;
}

.cta-section h2{
  font-size: clamp(1.6rem, 3.4vw, 2.4rem);
  font-weight: 600;
  margin: 0 0 30px;
  max-width: 20ch;
  color: var(--text);
}

.signal-status{
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.82rem;
  letter-spacing: 0.16em;
  color: var(--accent-2);
  margin: 0 0 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
}

.signal-status::before{
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 10px var(--accent-2);
  animation: pulse 1.8s ease-in-out infinite;
}

@keyframes pulse{
  0%, 100%{ opacity: 1; transform: scale(1); }
  50%{ opacity: 0.5; transform: scale(0.75); }
}

#buy_now_bottom{
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  text-decoration: none;
  color: #06131a;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  padding: 20px 48px;
  border-radius: 12px;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.06), 0 18px 40px -14px rgba(77,220,255,0.6);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  margin: 0 0 20px;
  display: inline-block;
}

#buy_now_bottom:hover{
  transform: translateY(-3px);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.1), 0 22px 46px -12px rgba(77,220,255,0.75);
}

#buy_now_bottom:focus-visible{
  outline: 2px solid var(--text);
  outline-offset: 3px;
}

.signal-sub{
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0;
}

/* ---------- FOOTER ---------- */

footer{
  position: relative;
  z-index: var(--z-content);
  text-align: center;
  padding: 26px 6vw 40px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

footer,
footer p{
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-family: 'IBM Plex Mono', monospace;
  letter-spacing: 0.04em;
}

footer a{
  color: var(--accent);
  text-decoration: none;
}

footer a:hover{
  color: var(--accent-2);
}

/* ---------- RESPONSIVE ---------- */

@media (max-width: 480px){
  nav{
    padding: 14px 5vw;
  }
  .wordmark{
    font-size: 1.1rem;
  }
  #buy_now_link{
    padding: 8px 14px;
    font-size: 0.75rem;
  }
  .hero{
    padding-top: 16vh;
    min-height: auto;
  }
  .hero h1{
    max-width: 100%;
  }
  .card{
    padding: 30px 24px;
  }
  #buy_now_bottom{
    padding: 17px 32px;
    width: 100%;
  }
  .cta-section{
    padding-left: 4vw;
    padding-right: 4vw;
  }
}

@media (prefers-reduced-motion: reduce){
  html{
    scroll-behavior: auto;
  }
  .wordmark .dot,
  .signal-status::before{
    animation: none;
  }
  *{
    transition-duration: 0.001ms !important;
  }
}