:root {
  color-scheme: dark;
  --bg: #050816;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f8fafc;
  --muted: #cbd5e1;
  --soft: #94a3b8;
  --cyan: #67e8f9;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(91, 33, 182, 0.42), transparent 28%),
    radial-gradient(circle at 20% 20%, rgba(34, 211, 238, 0.14), transparent 24%),
    radial-gradient(circle at 80% 18%, rgba(236, 72, 153, 0.14), transparent 18%),
    linear-gradient(180deg, #071022 0%, #030510 100%);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.shell {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
}

.backdrop {
  position: absolute;
  inset: 0;
}

.grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 5rem 5rem;
  mask-image: linear-gradient(to bottom, transparent, black 18%, black 82%, transparent);
  opacity: 0.22;
}

.glow {
  position: absolute;
  border-radius: 9999px;
  filter: blur(24px);
}

.glow-one {
  top: 14%;
  left: 10%;
  width: 14rem;
  height: 14rem;
  background: radial-gradient(circle, rgba(125, 211, 252, 0.22), transparent 70%);
  animation: drift 12s ease-in-out infinite;
}

.glow-two {
  right: 10%;
  top: 18%;
  width: 18rem;
  height: 18rem;
  background: radial-gradient(circle, rgba(196, 181, 253, 0.22), transparent 70%);
  animation: drift 16s ease-in-out infinite reverse;
}

.glow-three {
  bottom: 10%;
  left: 50%;
  width: 20rem;
  height: 20rem;
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(244, 114, 182, 0.16), transparent 70%);
  animation: pulse 10s ease-in-out infinite;
}

.content {
  position: relative;
  z-index: 1;
  max-width: 84rem;
  min-height: 100vh;
  margin: 0 auto;
  padding: 5rem 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.badge {
  width: fit-content;
  padding: 0.6rem 0.95rem;
  border: 1px solid rgba(103, 232, 249, 0.28);
  border-radius: 9999px;
  background: rgba(8, 145, 178, 0.12);
  color: #e0f2fe;
  font-size: 0.92rem;
  backdrop-filter: blur(12px);
}

.kicker {
  margin: 1.5rem 0 0;
  color: var(--cyan);
  font-size: 0.85rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
}

h1 {
  margin: 1rem 0 0;
  max-width: 60rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.5rem, 10vw, 7rem);
  line-height: 0.95;
  text-wrap: balance;
  text-shadow: 0 0 30px rgba(91, 33, 182, 0.22);
}

.subtitle {
  margin-top: 1.5rem;
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.9;
}

.cta-row {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 3.25rem;
  padding: 0.9rem 1.4rem;
  border-radius: 9999px;
  text-decoration: none;
  font-weight: 700;
  transition:
    transform 180ms ease,
    background 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: linear-gradient(135deg, #67e8f9, #a78bfa);
  color: #0f172a;
  box-shadow: 0 0 35px rgba(34, 211, 238, 0.18);
}

.button-secondary {
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.04);
  color: white;
}

.button-secondary:hover {
  background: rgba(255, 255, 255, 0.09);
}

.pulse-bar {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  width: fit-content;
  margin-top: 1.5rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--border);
  border-radius: 9999px;
  background: rgba(2, 6, 23, 0.45);
  color: #e2e8f0;
  font-size: 0.92rem;
  backdrop-filter: blur(10px);
}

.pulse-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 9999px;
  background: #22d3ee;
  box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.6);
  animation: ping-dot 1.8s infinite;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}

.chip {
  padding: 0.8rem 1rem;
  border: 1px solid rgba(192, 132, 252, 0.16);
  border-radius: 9999px;
  background: rgba(88, 28, 135, 0.14);
  color: #e9d5ff;
  font-size: 0.92rem;
}

.cards {
  display: grid;
  gap: 1rem;
  margin-top: 2.5rem;
}

.card {
  padding: 1.4rem;
  border: 1px solid var(--border);
  border-radius: 1.75rem;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.76), rgba(2, 6, 23, 0.82));
  backdrop-filter: blur(16px);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(125, 211, 252, 0.22);
  box-shadow: 0 16px 45px rgba(15, 23, 42, 0.3);
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgba(125, 211, 252, 0.24);
  border-radius: 1rem;
  background: rgba(34, 211, 238, 0.1);
  color: #a5f3fc;
  font-size: 0.9rem;
  font-weight: 700;
}

.card h2 {
  margin: 1rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.6rem;
  line-height: 1.1;
}

.card p {
  margin-top: 0.8rem;
  color: var(--muted);
  line-height: 1.8;
}

.footer-note {
  max-width: 48rem;
  margin-top: 2rem;
  color: var(--soft);
  line-height: 1.8;
}

@media (min-width: 640px) {
  .content {
    padding-inline: 2rem;
  }

  .cta-row {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

@media (min-width: 900px) {
  .cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .content {
    padding-top: 6rem;
    padding-bottom: 6rem;
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(18px, -16px, 0) scale(1.08);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.55;
    transform: translateX(-50%) scale(1);
  }
  50% {
    opacity: 0.9;
    transform: translateX(-50%) scale(1.08);
  }
}

@keyframes ping-dot {
  0% {
    box-shadow: 0 0 0 0 rgba(34, 211, 238, 0.65);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(34, 211, 238, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(34, 211, 238, 0);
  }
}