@import url('https://fonts.googleapis.com/css2?family=Kanit:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Kanit', Arial, Helvetica, system-ui, -apple-system, sans-serif;
}
:root {
  --bg-01: #111;
  --bg-02: #222;
  --bg-03: #444;

  --col-01: #eee;
  --col-02: #b6b6b6;
  --col-03: #ff9900;
  --col-04: rgba(255, 153, 0, 0.5);
  --col-green: #4fb552;
  --col-red: #ff3d40;

  --border-01: 1.4px solid rgba(255, 255, 255, 0.2);

  --Ani-1: all 0.2s ease-in-out;
  --Ani-2: all 0.3s ease-in-out;
}
body {
  background: var(--bg-01);
}
#preloader {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  position: fixed;
  inset: 0;
  z-index: 9999;
  opacity: 1;
  transition: opacity 0.5s ease;
  background: var(--bg-01);
}
.preloader.hidden {
  opacity: 0;
  pointer-events: none;
}
.loader {
  width: 4rem;
  height: 4rem;
  overflow: hidden;
  position: relative;
  background: var(--bg-02);
  transform: rotate(45deg);
  &::after {
    content: '';
    margin: auto;
    position: absolute;
    inset: 0.5rem;
    background: var(--bg-01);
  }
  &::before {
    content: '';
    margin: auto;
    position: absolute;
    inset: -0.9rem;
    background: var(--col-03);
    animation: diamondLoader 2s linear infinite;
  }
}
@keyframes diamondLoader {
  0%,
  10% {
    transform: translate(-64px, -64px) rotate(-45deg);
  }
  90%,
  100% {
    transform: translate(0px, 0px) rotate(-45deg);
  }
}