/* Global */

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

html {
  width: 100%;
  height: 100%;
}

body {
  width: 100%;
  height: 100%;
  margin: 0; /* reset */
  background-color: #000;
}

/* Games */

.games {
  width: 100%;
  height: 100%;
  display: flex;
  overflow: hidden;
}

/* Game */

.game {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 20vh;
  justify-content: center;
  flex: 2;
  width: 100%;
  height: 100%;
  transition: flex 0.4s cubic-bezier(0.23, 1, 0.32, 1), background-color 0.15s cubic-bezier(0.23, 1, 0.32, 1);
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: grayscale(50%) blur(5px);
  will-change: flex, background-color;
}

.game.is-active {
  flex: 3;
  background-color: transparent;
  backdrop-filter: none;
}

.game.is-active::before {
  content: '';
  position: absolute;
  width: 1px;
  height: 70%;
  top: 15%;
  left: -3px;
  z-index: 1;
  background-color: rgba(255, 255, 255, 0.3);
  pointer-events: none;
}

.game.is-active::after {
  content: '';
  position: absolute;
  width: 1px;
  height: 70%;
  top: 15%;
  right: -3px;
  z-index: 1;
  background-color: rgba(255, 255, 255, 0.3);
  pointer-events: none;
}

/* Game image */

.game__image {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
  pointer-events: none;
}

.game__image--left {
  object-position: left center;
  transform-origin: left center;
}

.game__image--center {
  object-position: center center;
  transform-origin: center center;
}

.game__image--right {
  object-position: right center;
  transform-origin: right center;
}

.game .game__image {
  opacity: 0;
  transform: scale(1.03);
  transition: transform 0s linear;
  will-change: transform;
}

.game.is-active .game__image {
  opacity: 1;
  transform: scale(1);
  transition: transform 2s cubic-bezier(0.23, 1, 0.32, 1);
}

/* Logo */

.logo {
  height: calc(24px + 5.5vw);
  margin-bottom: 10vh;
  fill: #fff;
  fill-rule: evenodd;
  opacity: 0.18;
  transition: opacity 0s linear;
}

.game.is-active .logo {
  opacity: 1;
  transition: opacity 0.15s cubic-bezier(0.23, 1, 0.32, 1);
}

/* Play button */

.play-button {
  display: inline-block;
  width: calc(150px + 10vw);
  padding: 2px 24px;
  border: none; /* reset */
  border-top: 2px solid rgba(201, 197, 195, 0.5);
  border-bottom: 2px solid rgba(201, 197, 195, 0.5);
  border-radius: 1px;
  box-shadow: none;
  background: linear-gradient(
    to right,
    rgba(201, 197, 195, 0.8) 0%,
    rgba(211, 207, 206, 0.85) 3%,
    rgba(228, 226, 227, 0.9) 30%,
    rgba(228, 226, 227, 0.9) 70%,
    rgba(211, 207, 206, 0.85) 90%,
    rgba(201, 197, 195, 0.8) 100%
  );
  color: #303030;
  text-align: center;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none; /* reset */
  opacity: 0;
  cursor: pointer;
  transition: opacity 0s linear, width 0s linear, color 0s linear;
  backdrop-filter: blur(2px);
}

.play-button:hover {
  width: calc(150px + 10vw + 16px);
  color: #202020;
}

.game.is-active .play-button {
  opacity: 1;
  transition: opacity 0.15s cubic-bezier(0.23, 1, 0.32, 1), width 0.15s cubic-bezier(0.23, 1, 0.32, 1),
    color 0.15s cubic-bezier(0.23, 1, 0.32, 1);
}