:root {
  --app-width: 100vw;
  --app-height: 100svh;
  --app-stable-height: var(--tg-viewport-stable-height, 100svh);
  --app-bottom-inset: var(
    --tg-content-safe-area-inset-bottom,
    var(--tg-safe-area-inset-bottom, 0px)
  );
  --app-root-unit: min(1.3333333333vw, 10px);
  font-size: var(--app-root-unit);
  color-scheme: only light;
  background: #ffffff;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
  margin: 0;
  padding: 0;
}

body {
  width: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  background: #ffffff;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: none;
}

body::-webkit-scrollbar {
  display: none;
}

.landing-page {
  position: relative;
  display: flex;
  width: 100%;
  max-width: 750px;
  min-height: var(--app-stable-height);
  margin: 0 auto;
  padding-bottom: calc(23rem + var(--tg-safe-area-inset-bottom, 0px));
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #900200;
}

.hero,
.details {
  position: relative;
  width: 100%;
  flex: 0 0 auto;
  background-repeat: no-repeat;
  background-position: center top;
  background-size: 100% 100%;
}

.hero {
  height: 143.3rem;
  background-image: url("./assets/top.jpg");
}

.details {
  height: 139.3rem;
  background-image: url("./assets/mid.jpg");
}

.download-bar {
  position: fixed;
  z-index: 20;
  bottom: calc(
    2rem + var(--app-bottom-inset)
  );
  left: 50%;
  display: flex;
  width: 100%;
  max-width: 750px;
  transform: translateX(-50%);
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.download-button {
  display: block;
  width: 75.733333%;
  max-width: 568px;
  height: auto;
  aspect-ratio: 642 / 138;
  border: 0;
  border-radius: 999px;
  outline-offset: 4px;
  background-image: url("./assets/download.png");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100% 100%;
  cursor: pointer;
  pointer-events: auto;
  touch-action: manipulation;
  transform-origin: top center;
  animation: download-pulse 0.4s ease-in-out 1s infinite alternate;
  -webkit-tap-highlight-color: transparent;
}

.download-button:focus-visible {
  outline: 3px solid #ffffff;
}

.download-button:active {
  filter: brightness(0.94);
}

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

@keyframes download-pulse {
  from {
    transform: scale(1);
  }

  to {
    transform: scale(1.06);
  }
}

@media (prefers-reduced-motion: reduce) {
  .download-button {
    animation: none;
  }
}