:root {
  --pwa-red: #ed153c;
  --pwa-orange: #ff8a18;
  --pwa-purple: #2a0748;
  --pwa-ink: #180620;
  --pwa-white: #ffffff;
}

.pwa-install-overlay,
.pwa-install-overlay * {
  box-sizing: border-box;
}

.pwa-install-overlay {
  position: fixed;
  z-index: 2147483000;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 20px;
  background: rgba(12, 2, 19, 0);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, background 0.22s ease, visibility 0.22s;
}

.pwa-install-overlay.is-visible {
  background: rgba(12, 2, 19, 0.58);
  opacity: 1;
  visibility: visible;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.pwa-install-sheet {
  position: relative;
  display: grid;
  grid-template-columns: 68px minmax(0, 1fr);
  gap: 14px 16px;
  width: min(100%, 560px);
  padding: 20px;
  margin-bottom: max(0px, env(safe-area-inset-bottom));
  overflow: hidden;
  color: var(--pwa-ink);
  background:
    radial-gradient(circle at 94% 0%, rgba(255, 138, 24, 0.2), transparent 35%),
    linear-gradient(145deg, #fff 0%, #fff8fa 100%);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(15, 0, 26, 0.4);
  outline: 0;
  transform: translateY(34px) scale(0.98);
  transition: transform 0.22s ease;
}

.pwa-install-overlay.is-visible .pwa-install-sheet {
  transform: translateY(0) scale(1);
}

.pwa-install-sheet::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 5px;
  background: linear-gradient(var(--pwa-red), var(--pwa-orange));
}

.pwa-install-icon {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 17px;
  box-shadow: 0 8px 22px rgba(237, 21, 60, 0.25);
}

.pwa-install-copy {
  min-width: 0;
  padding-right: 28px;
}

.pwa-install-eyebrow {
  display: block;
  margin: 0 0 5px;
  color: var(--pwa-red);
  font: 800 10px/1.2 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0.09em;
}

.pwa-install-copy h2 {
  margin: 0;
  color: var(--pwa-ink);
  font: 850 clamp(18px, 5vw, 22px)/1.15 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: -0.02em;
}

.pwa-install-copy p {
  margin: 7px 0 0;
  color: #6f6174;
  font: 500 13px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.pwa-install-close {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 36px;
  height: 36px;
  padding: 0;
  color: #76677a;
  background: transparent;
  border: 0;
  border-radius: 50%;
  font: 500 27px/1 sans-serif;
  cursor: pointer;
}

.pwa-install-actions {
  display: flex;
  grid-column: 1 / -1;
  gap: 10px;
  align-items: center;
}

.pwa-install-primary,
.pwa-install-secondary {
  min-height: 46px;
  padding: 0 18px;
  border-radius: 14px;
  font: 800 14px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  cursor: pointer;
  touch-action: manipulation;
}

.pwa-install-primary {
  flex: 1 1 auto;
  color: var(--pwa-white);
  background: linear-gradient(115deg, var(--pwa-red), var(--pwa-orange));
  border: 0;
  box-shadow: 0 9px 20px rgba(237, 21, 60, 0.25);
}

.pwa-install-secondary {
  color: #67596b;
  background: #f4edf5;
  border: 1px solid #eadfed;
}

.pwa-install-steps {
  flex: 1 1 auto;
  padding: 10px 12px;
  color: #5d4c63;
  background: #f8f1f9;
  border: 1px solid #eee2f0;
  border-radius: 12px;
  font: 700 12px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.pwa-update-toast {
  position: fixed;
  z-index: 2147483001;
  right: 18px;
  bottom: max(18px, env(safe-area-inset-bottom));
  display: flex;
  gap: 10px;
  align-items: center;
  max-width: calc(100vw - 36px);
  padding: 12px 13px 12px 16px;
  color: #fff;
  background: #210832;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 15px;
  box-shadow: 0 15px 40px rgba(8, 0, 15, 0.38);
  font: 700 13px/1.35 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.pwa-update-button,
.pwa-update-later {
  padding: 8px 11px;
  border-radius: 9px;
  font: 800 12px/1 system-ui, sans-serif;
  cursor: pointer;
}

.pwa-update-button {
  color: #fff;
  background: var(--pwa-red);
  border: 0;
}

.pwa-update-later {
  color: #d9cddd;
  background: transparent;
  border: 0;
}

.pwa-install-primary:focus-visible,
.pwa-install-secondary:focus-visible,
.pwa-install-close:focus-visible,
.pwa-update-button:focus-visible,
.pwa-update-later:focus-visible {
  outline: 3px solid rgba(255, 138, 24, 0.55);
  outline-offset: 2px;
}

@media (min-width: 700px) {
  .pwa-install-overlay {
    align-items: center;
  }
}

@media (max-width: 420px) {
  .pwa-install-overlay {
    padding: 10px;
  }

  .pwa-install-sheet {
    grid-template-columns: 56px minmax(0, 1fr);
    gap: 12px;
    padding: 17px 15px;
    border-radius: 21px;
  }

  .pwa-install-icon {
    width: 54px;
    height: 54px;
    border-radius: 14px;
  }

  .pwa-install-actions {
    flex-wrap: wrap;
  }

  .pwa-install-primary,
  .pwa-install-secondary {
    flex: 1 1 140px;
  }

  .pwa-install-steps {
    flex-basis: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pwa-install-overlay,
  .pwa-install-sheet {
    transition: none;
  }
}

@media print {
  .pwa-install-overlay,
  .pwa-update-toast {
    display: none !important;
  }
}