* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #000000;
  color: #fff;
  font-family: sans-serif;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}


.grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.shape {
  position: absolute;
  font-size: 32px;
  color: rgba(255,255,255,0.65);
  opacity: 0;
  animation: jump 4s steps(1) infinite;
  animation-fill-mode: both;
}


@keyframes jump {
  0%   { opacity: 0.08; transform: translate(0px,0px); }
  20%  { opacity: 0.35; transform: translate(20px,15px); }
  40%  { opacity: 0.1; transform: translate(-40px,60px); }
  60%  { opacity: 0.6; transform: translate(25px,-10px); }
  80%  { opacity: 0.2; transform: translate(-20px,-60px); }
  100% { opacity: 0.1; transform: translate(0px,0px); }
}

.shape:nth-child(1)  { top: 10%; left: 5%;  animation-delay: 0.6s;}
.shape:nth-child(2)  { top: 5%; left: 60%; animation-delay: 1.2s;}
.shape:nth-child(3)  { top: 40%; left: 20%; animation-delay: 0.3s;}
.shape:nth-child(4)  { top: 55%; left: 95%; animation-delay: 0.9s;}
.shape:nth-child(5)  { top: 70%; left: 10%; animation-delay: 1.5s;}
.shape:nth-child(6)  { top: 15%; left: 80%; animation-delay: 0.8s;}
.shape:nth-child(7)  { top: 35%; left: 50%; animation-delay: 1.1s;}
.shape:nth-child(8)  { top: 60%; left: 30%; animation-delay: 0.4s;}
.shape:nth-child(9)  { top: 80%; left: 55%; animation-delay: 1.3s;}
.shape:nth-child(10) { top: 50%; left: 15%; animation-delay: 0.2s;}
.shape:nth-child(11)  { top: 25%; left: 80%; animation-delay: 0.9s;}
.shape:nth-child(12)  { top: 4%; left: 10%; animation-delay: 1.5s;}
.shape:nth-child(13)  { top: 65%; left: 92%; animation-delay: 0.8s;}
.shape:nth-child(14)  { top: 85%; left: 20%; animation-delay: 1.1s;}


.center-box {
  text-align: center;
  animation: fadein 2.4s ease forwards;
  opacity: 0;
  transform: scale(0.96);
}

.logo {
  width: auto;
  height: 72px;
  margin-bottom: 18px;
}

.name {
  font-size: 1.4rem;
  letter-spacing: 1px;
}


@keyframes fadein {
  to {
    opacity: 1;
    transform: scale(1.1);
  }
}


@media (max-width: 480px) {
  .logo {
    width: 110px;
  }
  .name {
    font-size: 1.1rem;
  }
}