@use "sass:math";

$distance: 20rem;
$angle: 56.25deg;
$x: $distance * math.cos($angle);
$y: $distance * math.sin($angle);

html {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

*,
*:before,
*:after {
  -webkit-box-sizing: inherit;
  -moz-box-sizing: inherit;
  box-sizing: inherit;
}

body {
  display: grid;
  place-items: center;
  min-height: 100vh;
  margin: 0;
  text-align: center;
}

.r1-logo {
  position: relative;
  max-width: 400px;

  svg {
    display: block;
    width: 100%;
    height: auto;
  }

  &__slashes {
    transform: scale(2);
  }

  &__slash {
    will-change: transform, opacity;

    @media screen and (prefers-reduced-motion: no-preference) {
      .animate & {
        animation-name: animate-slash-down, fade-in;
        animation-duration: 0.375s;
        animation-timing-function: cubic-bezier(0.4, 0.64, 0, 1.4);
        animation-fill-mode: both;

        &--blue {
          animation-name: animate-slash-up, fade-in;
        }

        &--red {
          animation-delay: 0.15s;
        }

        &--orange {
          animation-name: animate-slash-up, fade-in;
          animation-delay: 0.3s;
        }

        &--gold {
          animation-delay: 0.45s;
        }
      }
    }
  }

  &__characters {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

    @media screen and (prefers-reduced-motion: no-preference) {
      .animate & {
        animation-name: fade-in, animate-characters-in;
        animation-duration: 0.25s, 0.75s;
        animation-delay: 0.525s;
        animation-timing-function: cubic-bezier(0, .1, 0, 1);
        animation-fill-mode: both;
      }
    }

    path {
      fill: #002855;
    }
  }
}

.button {
  position: relative;
  height: 2.5rem;
  margin-top: 4rem;
  padding-left: 1rem;
  padding-right: 1rem;
  border-radius: .25rem;
  border: #dbdbdb;
  background: #2B85E7;
  box-shadow: 0 .125rem .25rem 0 rgba(black, .25);
  color: #fff;
  text-transform: uppercase;
  cursor: pointer;
}

@keyframes fade-in {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes animate-slash-down {
  from {
    transform: translate($x, -$y);
  }
  to {
    transform: translate(0, 0);
  }
}

@keyframes animate-slash-up {
  from {
    transform: translate(-$x, $y);
  }
  to {
    transform: translate(0, 0);
  }
}

@keyframes animate-characters-in {
  from {
    transform: translate(-50%, -50%) scale(0.9);
  }
  to {
    transform: translate(-50%, -50%) scale(1);
  }
}