<div class="space">
  <div class="stars-container">
    <div class="stars-layer stars-layer-1"></div>
    <div class="stars-layer stars-layer-2"></div>
    <div class="stars-layer stars-layer-3"></div>
  </div>
  <div class="earth-glow"></div>
  <div class="content">
    <div class="subtitle">Solar System Inc.</div>
    <h1>Welcome<br>Home</h1>
    <p>Cosmic voyager, your stellar odyssey concludes. Earth embraces your return.</p>
    <div class="buttons">
      <a href="#" class="button">Enter Orbit</a>
      <a href="#" class="button">View Map</a>
    </div>
  </div>
</div>

@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;700;900&display=swap");

body,
html {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow: hidden;
  font-family: "Inter", sans-serif;
  background: #000;
}
.space {
  position: relative;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, #000000 60%, #090420 100%);
  overflow: hidden;
}
.stars-container {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  perspective: 300px;
}
.stars-layer {
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  animation: rotate 240s linear infinite;
}
.stars-layer-1 {
  transform: translateZ(-300px) scale(2);
}
.stars-layer-2 {
  transform: translateZ(-200px) scale(1.75);
}
.stars-layer-3 {
  transform: translateZ(-100px) scale(1.5);
}
.stars-layer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: 350px 350px;
  animation: twinkle 4s infinite ease-in-out;
}
.stars-layer-1::before {
  background-image: radial-gradient(
      1px 1px at 20px 30px,
      #fff,
      rgba(0, 0, 0, 0)
    ),
    radial-gradient(1px 1px at 40px 70px, #ffd700, rgba(0, 0, 0, 0)),
    radial-gradient(1px 1px at 50px 160px, #8a2be2, rgba(0, 0, 0, 0)),
    radial-gradient(1.5px 1.5px at 90px 40px, #fff, rgba(0, 0, 0, 0));
}
.stars-layer-2::before {
  background-image: radial-gradient(
      1px 1px at 100px 150px,
      #fff,
      rgba(0, 0, 0, 0)
    ),
    radial-gradient(1px 1px at 200px 250px, #ffd700, rgba(0, 0, 0, 0)),
    radial-gradient(1.5px 1.5px at 300px 350px, #8a2be2, rgba(0, 0, 0, 0));
}
.stars-layer-3::before {
  background-image: radial-gradient(
      1px 1px at 50px 80px,
      #fff,
      rgba(0, 0, 0, 0)
    ),
    radial-gradient(1.5px 1.5px at 150px 180px, #ffd700, rgba(0, 0, 0, 0)),
    radial-gradient(2px 2px at 250px 300px, #8a2be2, rgba(0, 0, 0, 0));
}
@keyframes rotate {
  0% {
    transform: rotateZ(0deg);
  }
  100% {
    transform: rotateZ(360deg);
  }
}
@keyframes twinkle {
  0%,
  100% {
    opacity: 0.7;
  }
  50% {
    opacity: 1;
  }
}
.earth-glow {
  position: absolute;
  bottom: -20vh;
  left: 0;
  width: 100%;
  height: 40vh;
  background: radial-gradient(
    ellipse at center,
    rgba(255, 255, 255, 0.4) 0%,
    rgba(173, 216, 230, 0.2) 30%,
    rgba(25, 25, 112, 0.3) 60%,
    rgba(25, 25, 112, 0.1) 70%,
    rgba(0, 0, 0, 0) 90%
  );
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
  filter: blur(16px);
}
.content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
  width: 90%;
  max-width: 800px;
}
.subtitle {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}
h1 {
  font-size: 7rem;
  font-weight: 900;
  font-style: italic;
  margin: 0;
  line-height: 1;
  letter-spacing: -0.02em;
}
p {
  font-size: 1rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.9);
  margin: 1.5rem auto;
  max-width: 600px;
}
.buttons {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}
.button {
  padding: 0.8rem 1.5rem;
  font-size: 1rem;
  text-decoration: none;
  color: #000000;
  background-color: #ffffff;
  border: none;
  border-radius: 5px;
  transition: all 0.3s ease;
}
.button:hover {
  background-color: #f0f0f0;
  transform: translateY(-2px);
}