:root {
  color-scheme: light;
  font-family: Georgia, "Times New Roman", serif;
  background: #f3e7cf;
  color: #242420;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  min-height: 100dvh;
  background: #f3e7cf;
}

button {
  font: inherit;
}

.scene {
  position: relative;
  isolation: isolate;
  display: grid;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  place-items: center;
  overflow: hidden;
  background-color: #f3e7cf;
  background-image: url("/assets/background.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.scene::after {
  position: absolute;
  z-index: 1;
  inset: 0;
  background: radial-gradient(circle at 50% 44%, rgb(255 250 238 / 16%), transparent 45%);
  content: "";
  pointer-events: none;
}

.token-button {
  position: relative;
  z-index: 3;
  min-width: min(52rem, calc(100vw - 2rem));
  min-height: clamp(5rem, 12vh, 9.5rem);
  padding: 1.15em 2em;
  border: 0;
  border-radius: 999px;
  background: #c95f3c;
  box-shadow:
    0 0.65rem 0 #93402a,
    0 1.1rem 1.6rem rgb(66 36 25 / 24%);
  color: #242420;
  cursor: pointer;
  font-size: clamp(1.35rem, 3.6vw, 3.55rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.035em;
  transform: translateY(-5vh);
  transition:
    background-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.token-button:hover {
  background: #d76845;
  box-shadow:
    0 0.75rem 0 #93402a,
    0 1.25rem 1.8rem rgb(66 36 25 / 28%);
  transform: translateY(calc(-5vh - 0.18rem));
}

.token-button:active,
.scene.is-revealed .token-button {
  box-shadow:
    0 0.3rem 0 #93402a,
    0 0.7rem 1rem rgb(66 36 25 / 22%);
  transform: translateY(calc(-5vh + 0.35rem));
}

.token-button:focus-visible {
  outline: 0.24rem solid #242420;
  outline-offset: 0.45rem;
}

.hand {
  position: absolute;
  z-index: 4;
  bottom: 0;
  left: 50%;
  width: clamp(15rem, 30vw, 27rem);
  height: auto;
  pointer-events: none;
  filter: drop-shadow(0 1.2rem 1.3rem rgb(55 32 20 / 18%));
  opacity: 0;
  transform: translate(-50%, 110%) rotate(-2deg);
  transform-origin: 50% 100%;
  transition:
    transform 850ms cubic-bezier(0.18, 0.9, 0.24, 1.12),
    opacity 100ms linear;
  user-select: none;
}

.scene.is-revealed .hand {
  opacity: 1;
  transform: translate(-50%, 8%) rotate(0deg);
}

.scene.is-revealed .token-button span {
  display: inline-block;
  animation: button-jolt 450ms ease both;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes button-jolt {
  0%,
  100% {
    transform: translateX(0);
  }
  25% {
    transform: translateX(-0.12em) rotate(-0.5deg);
  }
  55% {
    transform: translateX(0.1em) rotate(0.35deg);
  }
}

@media (max-width: 640px) {
  .scene {
    background-image: url("/assets/background-mobile.png");
    background-position: center;
  }

  .token-button {
    min-width: calc(100vw - 2rem);
    min-height: 5rem;
    padding-inline: 1.2rem;
    font-size: clamp(1.25rem, 7vw, 2rem);
    transform: translateY(-9vh);
  }

  .token-button:hover {
    transform: translateY(-9vh);
  }

  .token-button:active,
  .scene.is-revealed .token-button {
    transform: translateY(calc(-9vh + 0.3rem));
  }

  .hand {
    width: min(65vw, 19rem);
  }

  .scene.is-revealed .hand {
    transform: translate(-50%, 16%) rotate(0deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .token-button,
  .hand {
    transition-duration: 1ms;
  }

  .scene.is-revealed .token-button span {
    animation: none;
  }
}