:root {
  --bg-1: #090b10;
  --bg-2: #0c1022;
  --neon: #0ef;
  --neon-2: #8a2be2;
  --text: #e6f1ff;
  --muted: #9aa5b1;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: "Oxanium", system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1000px 600px at 20% 10%, rgba(14, 255, 255, 0.12), transparent 60%),
              radial-gradient(800px 500px at 80% 90%, rgba(138, 43, 226, 0.14), transparent 60%),
              linear-gradient(180deg, var(--bg-1), var(--bg-2));
  overflow: hidden;
}

.scanlines {
  position: fixed;
  inset: 0;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(255,255,255,0.02),
    rgba(255,255,255,0.02) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
  mix-blend-mode: overlay;
}

.container {
  position: relative;
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.card {
  position: relative;
  width: min(880px, 92vw);
  padding: clamp(24px, 4vw, 48px);
  border-radius: 18px;
  background: rgba(10, 14, 25, 0.6);
  border: 1px solid rgba(14, 255, 255, 0.18);
  box-shadow:
    0 0 0 1px rgba(14, 255, 255, 0.08) inset,
    0 20px 60px rgba(0, 0, 0, 0.6),
    0 0 40px -4px rgba(14, 255, 255, 0.18);
  backdrop-filter: blur(12px) saturate(120%);
  overflow: hidden;
}

.glow {
  position: absolute;
  inset: -40%;
  background: radial-gradient(closest-side, rgba(14, 255, 255, 0.16), transparent 70%) no-repeat 10% 20% / 40% 40%,
              radial-gradient(closest-side, rgba(138, 43, 226, 0.16), transparent 70%) no-repeat 90% 80% / 50% 50%;
  filter: blur(30px);
  z-index: 0;
}

.heading {
  position: relative;
  z-index: 1;
  display: inline-block;
  font-size: clamp(28px, 5vw, 56px);
  line-height: 1.05;
  letter-spacing: 0.02em;
  margin: 0 0 16px 0;
  text-shadow: 0 0 12px rgba(14, 255, 255, 0.55);
}

.heading .neon {
  color: var(--neon);
  text-shadow:
    0 0 8px rgba(14,255,255,0.7),
    0 0 24px rgba(14,255,255,0.35);
}

.content {
  position: relative;
  z-index: 1;
  font-size: clamp(16px, 2.3vw, 18px);
  line-height: 1.6;
  color: var(--muted);
  max-width: 70ch;
}

.content p { margin: 0 0 12px 0; }

.cta {
  position: relative;
  z-index: 1;
  margin-top: 28px;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  color: #001014;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  background: linear-gradient(135deg, var(--neon), #5af5ff 40%, #9a6bff);
  box-shadow:
    0 10px 30px rgba(14, 255, 255, 0.25),
    0 0 0 1px rgba(0, 0, 0, 0.4) inset;
  border-radius: 12px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cta:hover { transform: translateY(-2px) scale(1.01); }
.cta:active { transform: translateY(0); }

.cta .ping {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: #001014;
  box-shadow: 0 0 0 6px rgba(0,0,0,0.2) inset;
  position: relative;
  isolation: isolate;
}

.cta .ping::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,16,20,0.3), transparent 60%);
  animation: pulse 1.8s ease-out infinite;
}

@keyframes pulse {
  0% { opacity: 0.9; transform: scale(0.8); }
  70% { opacity: 0; transform: scale(1.6); }
  100% { opacity: 0; transform: scale(1.6); }
}

.divider {
  height: 1px;
  margin: 20px 0 18px;
  background: linear-gradient(90deg, transparent, rgba(14,255,255,0.35), transparent);
}

.footer-note {
  position: relative;
  z-index: 1;
  font-size: 12px;
  color: #6a7684;
}

.hud {
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: 18px;
  box-shadow: 0 0 0 1px rgba(14,255,255,0.2) inset;
  background:
    linear-gradient(90deg, rgba(14,255,255,0.05) 1px, transparent 1px) 0 0 / 14px 100%,
    linear-gradient(0deg, rgba(14,255,255,0.05) 1px, transparent 1px) 0 0 / 100% 14px;
  mask: radial-gradient(120% 120% at 50% -10%, black 60%, transparent 61%);
}

@media (max-width: 520px) {
  .content { font-size: 15.5px; }
  .cta { width: 100%; justify-content: center; }
}