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

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

body {
  margin: 0;
  background: #0b0d10;
  color: #ffffff;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Arial, sans-serif;
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: -12%;
  background: url("background.png") center/cover no-repeat;
  opacity: 0.48;
  filter: blur(6px) saturate(140%);
  z-index: 0;
  transform: translate3d(-12%, -8%, 0) scale(1.06);
  animation: orbFloat 18s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes orbFloat {
  0% {
    transform: translate3d(-12%, -8%, 0) scale(1.06);
    opacity: 0.44;
  }

  50% {
    transform: translate3d(8%, 6%, 0) scale(1.12);
    opacity: 0.52;
  }

  100% {
    transform: translate3d(-4%, 10%, 0) scale(1.08);
    opacity: 0.46;
  }
}

.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 24px;
}

.hero-content {
  max-width: 900px;
}

.logo {
  width: 140px;
  height: 140px;
  margin: 0 auto 30px;
  display: block;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.5rem, 7vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.05;
  text-shadow: 0 12px 40px rgba(0,0,0,.65);
}

.tagline {
  margin-top: 24px;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  line-height: 1.7;
  color: rgba(255,255,255,.88);
}

.hero-buttons {
  margin-top: 40px;
}

.btn {
  display: inline-block;
  padding: 16px 34px;
  border-radius: 999px;
  background: rgba(255,255,255,.95);
  color: #111827;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: all .2s ease;
  box-shadow: 0 12px 30px rgba(0,0,0,.35);
}

.btn:hover {
  transform: translateY(-2px);
  background: #ffffff;
  box-shadow: 0 18px 40px rgba(0,0,0,.45);
}

@media (prefers-reduced-motion: reduce) {
  body::before {
    animation: none;
  }

  .btn:hover {
    transform: none;
  }
}