style.css

body {
  --stats-font-size: clamp(12px, 2vmin, 16px);
  margin: 0;
  background: var(--background);
  user-select: none;
  -webkit-user-select: none;
  overflow: hidden;
  font: 400 18px/1.5 -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--body-font-color);
}

canvas {
  display: block;
}

ul {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

li.strikethrough {
  text-decoration: line-through;
  color: rgba(255, 255, 255, 0.25);
}

.fullSizeContainer {
  display: none;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  max-width: calc(800px + 16vw);
  flex-direction: column;
  justify-content: center;
  height: 100svh;
  padding: 8vmin;
  grid-gap: clamp(8px, 2vmin, 18px);
  box-sizing: border-box;
  width: 100%;
  touch-action: none;
}

.fullSizeContainer.instructions {
  justify-content: space-between;
  text-align: center;
  pointer-events: none;
}

.fullSizeContainer.show {
  display: flex;
}

.fullSizeContainer h1 {
  font-size: clamp(26px, 7vmin, 62px);
  font-weight: 900;
  line-height: 1.1;
  color: var(--headline-font-color);
  margin: 0;
}

.fullSizeContainer h1 + p {
  margin-top: 0.6em;
}

.fullSizeContainer h2 {
  font-size: clamp(24px, 6vmin, 42px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--headline-font-color);
  margin: 0 0 0.2em;
}

.instructionsControls {
  padding-bottom: 6vh;
  box-sizing: border-box;
}

@media screen and (max-width: 640px) {
  .fullSizeContainer h1 {
    font-weight: 800;
  }

  .fullSizeContainer h1 + p {
    margin-top: 0.2em;
  }

  .fullSizeContainer h2 {
    font-weight: 600;
  }
}

.fullSizeContainer p {
  margin: 0;
}

.meterAndLabel {
  --meter-height: 16px;
  font-size: var(--stats-font-size);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 0;
}

@media screen and (min-height: 800px) {
  .meterAndLabel {
    --meter-height: 24px;
  }
}

.meter {
  position: relative;
  height: var(--meter-height);
  background: var(--meter-gradient);
}

.cursor {
  position: absolute;
  top: 100%;
  display: flex;
  transform: translateX(-50%);
  transition: all 1s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  left: 0;
}

.cursor::before {
  --cursor-size: calc(var(--meter-height) - var(--meter-height) / 6);
  content: "";
  width: var(--cursor-size);
  height: var(--cursor-size);
  background: white;
  top: calc(
    -1 * var(--cursor-size) - ((var(--meter-height) - var(--cursor-size)) / 2)
  );
  left: calc(50% - var(--cursor-size) / 2);
  position: absolute;
  border-radius: var(--cursor-size);
}

.scoreContainer {
  margin: 0 auto;
  font-size: clamp(18px, 4vmin, 32px);
  text-align: center;
  border: 2px solid white;
  border-radius: 100px;
  padding: 2px clamp(8px, 2vmin, 22px);
  color: var(--headline-font-color);
  margin-top: 0.3em;
}

.statsTable {
  margin: 16px 0 20px;
  font-size: var(--stats-font-size);
  text-transform: uppercase;
  row-gap: clamp(8px, 2vmin, 16px);
  column-gap: clamp(12px, 4vmin, 22px);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.tableRow {
  display: flex;
  justify-content: space-between;
  position: relative;
}

.tableRow::before {
  content: "";
  position: absolute;
  background: rgba(255, 255, 255, 0.3);
  height: 1px;
  top: 50%;
  width: 100%;
}

.tableLabel {
  z-index: 1;
  padding: 0 8px;
  margin-left: -8px;
  border-radius: 32px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.tableValue {
  z-index: 1;
  padding: 0 8px;
  margin-right: -8px;
  border-radius: 32px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.buttonContainer {
  display: flex;
  width: 100%;
  flex-wrap: wrap;
  box-sizing: border-box;
  justify-content: center;
  grid-gap: clamp(12px, 4vmin, 22px);
}

.button {
  background: rgba(255, 255, 255, 0.22);
  text-align: center;
  color: white;
  flex: 1;
  padding: clamp(10px, 2vmin, 20px);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: all 0.6s ease-out;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
  position: relative;
  align-items: center;
  display: flex;
  justify-content: center;
}

.button.loading {
  color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.08);
  cursor: default;
  backdrop-filter: blur(1px);
  -webkit-backdrop-filter: blur(2px);
}

@media (hover: hover) {
  .button:not(.loading):hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.3);
  }
}

@keyframes buttonAnimatedBorder {
  from {
    stroke-dashoffset: -20%;
    stroke-dasharray: 32% 128%;
    opacity: 0;
  }

  to {
    stroke-dashoffset: -40%;
    stroke-dasharray: 160% 0px;
    opacity: 1;
  }
}

.buttonAnimatedBorder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke-width: 4px;
  stroke: white;
  stroke-linecap: round;
  animation: 2s buttonAnimatedBorder ease;
  animation-delay: 0.3s;
  animation-fill-mode: backwards;
  pointer-events: none;
}

.buttonBorder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke-width: 4px;
  stroke: white;
}

.topLeftCorner {
  display: none;
  position: absolute;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
  top: 2px;
  left: 6px;
  font-size: var(--stats-font-size);
  text-transform: uppercase;
}

.topLeftCorner.show {
  display: block;
}

.topRightCorner {
  position: absolute;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
  top: 2px;
  right: 6px;
  font-size: var(--stats-font-size);
  text-transform: uppercase;
}