:root {
  --bg: #0f1021;
  --card: rgba(255, 255, 255, 0.12);
  --text: #f7f7fb;
  --muted: #d8d8f1;
  --line: rgba(255, 255, 255, 0.14);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.22);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 95, 109, 0.25), transparent 30%),
    radial-gradient(circle at top right, rgba(110, 231, 255, 0.22), transparent 26%),
    linear-gradient(135deg, #15162c 0%, #0d0e1b 45%, #171530 100%);
}

.background {
  position: fixed;
  inset: 0;
  pointer-events: none;
}

.grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(circle at center, black 35%, transparent 90%);
  opacity: 0.35;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(10px);
  opacity: 0.9;
  animation: float 14s ease-in-out infinite alternate;
}

.blob-1 {
  width: 340px;
  height: 340px;
  background: linear-gradient(135deg, #ff6a88, #ffb86b);
  top: 8%;
  left: 10%;
}

.blob-2 {
  width: 300px;
  height: 300px;
  background: linear-gradient(135deg, #6ee7ff, #7c83ff);
  bottom: 10%;
  right: 12%;
  animation-duration: 17s;
}

.blob-3 {
  width: 220px;
  height: 220px;
  background: linear-gradient(135deg, #9bffb0, #7de2d1);
  bottom: 14%;
  left: 20%;
  animation-duration: 20s;
}

.hero {
  position: relative;
  z-index: 1;
  width: min(90vw, 760px);
  padding: 48px 36px;
  text-align: center;
  border: 1px solid var(--line);
  background: var(--card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.eyebrow {
  margin: 0 0 16px;
  font-size: 0.9rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0;
  font-size: clamp(3rem, 10vw, 6.2rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
}

.subtitle {
  margin: 18px auto 0;
  max-width: 30ch;
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--muted);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 28px;
  padding: 14px 24px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  color: #111322;
  background: linear-gradient(135deg, #ffffff, #d6f7ff 55%, #ffe7c2);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.18);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.button:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.24);
}

@keyframes float {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(24px, -18px, 0) scale(1.08);
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 38px 24px;
    border-radius: 24px;
  }

  .blob-1,
  .blob-2,
  .blob-3 {
    filter: blur(18px);
    opacity: 0.78;
  }
}