.pwa-install-host {
  --pwa-bg: var(--surface, var(--portal-surface, #11151a));
  --pwa-bg-raised: var(--surface-2, #171d25);
  --pwa-border: var(--border, var(--portal-border, #303946));
  --pwa-border-strong: var(--border-strong, var(--portal-border-strong, #506074));
  --pwa-text: var(--text, var(--portal-text, #f0f2f5));
  --pwa-muted: var(--muted, var(--portal-muted, #a8b0bd));
  --pwa-faint: var(--faint, var(--portal-faint, #778294));
  --pwa-accent: var(--amber, var(--portal-amber, #f5a623));
  --pwa-font: var(--mono, var(--portal-mono, "Courier New", monospace));
  color: var(--pwa-text);
  font-family: var(--pwa-font);
}

.pwa-install-host[hidden] {
  display: none !important;
}

.pwa-install-host--floating {
  position: fixed;
  z-index: 76;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  width: min(310px, calc(100vw - 32px));
}

.pwa-install-control {
  display: grid;
  gap: 7px;
}

.pwa-install-host--floating .pwa-install-control {
  padding: 10px;
  border: 1px solid var(--pwa-border);
  border-radius: 7px;
  background: rgba(17, 21, 26, .96);
  background: color-mix(in srgb, var(--pwa-bg) 96%, transparent);
  box-shadow: 0 18px 48px rgba(0, 0, 0, .38);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.pwa-install-button {
  min-height: 44px;
  padding: 9px 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border: 1px solid var(--pwa-border-strong);
  border-radius: 5px;
  background: transparent;
  color: var(--pwa-text);
  font: 800 11px/1.25 var(--pwa-font);
  letter-spacing: .065em;
  cursor: pointer;
}

.pwa-install-button:hover:not(:disabled) {
  border-color: var(--pwa-accent);
  background: rgba(245, 166, 35, .08);
  color: #ffd07a;
}

.pwa-install-button:focus-visible,
.pwa-install-close:focus-visible,
.pwa-install-done:focus-visible {
  outline: 2px solid var(--pwa-accent);
  outline-offset: 2px;
}

.pwa-install-button:disabled {
  cursor: default;
  opacity: .76;
}

.pwa-install-host[data-pwa-state="prompt"] .pwa-install-button,
.pwa-install-host[data-pwa-state="ios"] .pwa-install-button,
.pwa-install-host[data-pwa-state="mac-safari"] .pwa-install-button,
.pwa-install-host[data-pwa-state="android-help"] .pwa-install-button {
  border-color: var(--pwa-accent);
  color: var(--pwa-accent);
}

.pwa-install-host[data-pwa-state="installed"] .pwa-install-button {
  border-color: rgba(59, 195, 113, .55);
  color: #74dc9e;
}

.pwa-install-icon {
  width: 22px;
  height: 22px;
  display: inline-grid;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 50%;
  font: 900 15px/1 var(--pwa-font);
}

.pwa-install-status {
  color: var(--pwa-faint);
  font: 10px/1.45 var(--pwa-font);
  text-align: center;
}

.pwa-install-overlay {
  position: fixed;
  z-index: 210;
  inset: 0;
  padding: 20px;
  display: grid;
  place-items: center;
  background: rgba(2, 4, 7, .82);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.pwa-install-overlay[hidden] {
  display: none !important;
}

.pwa-install-dialog {
  width: min(100%, 480px);
  max-height: calc(100vh - 40px);
  max-height: calc(100dvh - 40px);
  overflow: auto;
  border: 1px solid var(--pwa-border-strong);
  border-radius: 8px;
  background: var(--pwa-bg);
  box-shadow: 0 28px 90px rgba(0, 0, 0, .65);
}

.pwa-install-dialog-heading {
  padding: 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--pwa-border);
}

.pwa-install-eyebrow {
  display: block;
  margin-bottom: 7px;
  color: var(--pwa-accent);
  font: 800 9px/1.3 var(--pwa-font);
  letter-spacing: .12em;
}

.pwa-install-dialog h2 {
  margin: 0;
  color: var(--pwa-text);
  font: 800 clamp(19px, 5vw, 24px)/1.25 var(--pwa-font);
}

.pwa-install-close {
  width: 44px;
  height: 44px;
  flex: 0 0 44px;
  border: 1px solid var(--pwa-border);
  border-radius: 5px;
  background: transparent;
  color: var(--pwa-text);
  font: 700 20px/1 var(--pwa-font);
  cursor: pointer;
}

.pwa-install-close:hover {
  border-color: var(--pwa-border-strong);
  background: rgba(255, 255, 255, .035);
}

.pwa-install-dialog-body {
  padding: 20px;
}

.pwa-install-dialog-intro {
  margin: 0;
  color: var(--pwa-muted);
  font: 13px/1.6 var(--pwa-font);
}

.pwa-install-steps {
  margin: 18px 0;
  padding-left: 28px;
  display: grid;
  gap: 12px;
  color: var(--pwa-text);
  font: 13px/1.55 var(--pwa-font);
}

.pwa-install-steps li::marker {
  color: var(--pwa-accent);
  font-weight: 800;
}

.pwa-install-note {
  margin: 0;
  padding: 12px;
  border-left: 2px solid var(--pwa-accent);
  background: rgba(245, 166, 35, .055);
  color: var(--pwa-muted);
  font: 11px/1.55 var(--pwa-font);
}

.pwa-install-done {
  width: 100%;
  min-height: 44px;
  margin-top: 18px;
  border: 1px solid var(--pwa-accent);
  border-radius: 5px;
  background: var(--pwa-accent);
  color: #111;
  font: 800 11px/1 var(--pwa-font);
  letter-spacing: .08em;
  cursor: pointer;
}

html.pwa-dialog-open {
  overflow: hidden;
}

@media (max-width: 520px) {
  .pwa-install-host--floating {
    right: max(10px, env(safe-area-inset-right));
    bottom: max(10px, env(safe-area-inset-bottom));
    width: auto;
    max-width: calc(100vw - 20px);
  }

  .pwa-install-host--floating .pwa-install-control {
    display: block;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }

  .pwa-install-host--floating .pwa-install-button {
    min-height: 44px;
    padding: 9px 13px;
    border-radius: 999px;
    background: rgba(17, 21, 26, .96);
    box-shadow: 0 10px 28px rgba(0, 0, 0, .38);
  }

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

  .pwa-install-overlay {
    padding: 0;
    align-items: end;
  }

  .pwa-install-dialog {
    width: 100%;
    max-height: 100vh;
    max-height: 100dvh;
    border-right: 0;
    border-bottom: 0;
    border-left: 0;
    border-radius: 10px 10px 0 0;
    padding-bottom: env(safe-area-inset-bottom);
  }
}

@media (prefers-reduced-motion: reduce) {
  .pwa-install-host *,
  .pwa-install-host *::before,
  .pwa-install-host *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  .pwa-install-host {
    display: none !important;
  }
}