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

.pwa-connection-status {
  position: fixed;
  z-index: 10020;
  right: max(16px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  max-width: min(360px, calc(100vw - 32px));
  padding: 11px 15px;
  border: 1px solid rgba(246, 196, 83, 0.42);
  border-radius: 12px;
  background: #182230;
  color: #f4f7fb;
  box-shadow: 0 14px 38px rgba(0, 0, 0, 0.38);
  font: 600 0.86rem/1.4 system-ui, sans-serif;
}

.pwa-connection-status[data-state="online"] {
  border-color: rgba(89, 213, 156, 0.48);
}

.install-app-banner {
  position: fixed;
  right: max(14px, env(safe-area-inset-right));
  bottom: max(14px, env(safe-area-inset-bottom));
  left: max(14px, env(safe-area-inset-left));
  z-index: 70;
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 11px;
  max-width: 680px;
  margin-inline: auto;
  padding: 11px;
  border: 1px solid var(--border, var(--line, #303a4a));
  border-radius: 16px;
  color: var(--text, var(--ink, #f1f4f9));
  background: color-mix(in srgb, var(--surface, #171d28) 96%, transparent);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.48);
  backdrop-filter: blur(18px);
  animation: install-app-enter 180ms ease-out;
}

.install-app-banner[hidden] {
  display: none;
}

.install-app-banner-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
}

.install-app-banner-copy {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.install-app-banner-copy strong {
  font-size: 0.9rem;
}

.install-app-banner-copy span {
  color: var(--muted, #abb5c4);
  font-size: 0.76rem;
  line-height: 1.35;
}

.install-app-banner-action,
.install-app-done {
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: 10px;
  color: var(--button-text, var(--ledger, #10151e));
  background: var(--accent, var(--cobalt, #8299ef));
  font: inherit;
  font-size: 0.8rem;
  font-weight: 750;
}

.install-app-banner-dismiss,
.install-app-dialog-close {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 10px;
  color: var(--muted, #abb5c4);
  background: transparent;
  font: inherit;
  font-size: 1.45rem;
  line-height: 1;
}

.install-app-banner-action:hover,
.install-app-done:hover {
  background: var(--accent-strong, var(--cobalt-strong, #a6b6f7));
}

.install-app-banner-dismiss:hover,
.install-app-dialog-close:hover {
  color: var(--text, var(--ink, #f1f4f9));
  background: color-mix(in srgb, currentColor 8%, transparent);
}

.install-app-banner-action:focus-visible,
.install-app-banner-dismiss:focus-visible,
.install-app-dialog-close:focus-visible,
.install-app-done:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent, var(--cobalt, #8299ef)) 48%, transparent);
  outline-offset: 2px;
}

.install-app-dialog {
  width: min(440px, calc(100vw - 28px));
  max-height: min(620px, calc(100dvh - 28px));
  margin: auto;
  padding: 24px;
  overflow: auto;
  border: 1px solid var(--border, var(--line, #303a4a));
  border-radius: 18px;
  color: var(--text, var(--ink, #f1f4f9));
  background: var(--surface, #171d28);
  box-shadow: 0 28px 100px rgba(0, 0, 0, 0.62);
}

.install-app-dialog[hidden] {
  display: none;
}

.install-app-dialog::backdrop {
  background: rgba(4, 7, 12, 0.72);
  backdrop-filter: blur(3px);
}

.install-app-dialog-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.install-app-eyebrow {
  display: block;
  margin-bottom: 5px;
  color: var(--accent, var(--cobalt, #8299ef));
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.install-app-dialog h2 {
  margin: 0;
  font-size: clamp(1.25rem, 5vw, 1.55rem);
  line-height: 1.2;
}

.install-app-context,
.install-app-benefit {
  color: var(--muted, #abb5c4);
  font-size: 0.88rem;
  line-height: 1.55;
}

.install-app-context {
  margin: 18px 0 0;
}

.install-app-steps {
  display: grid;
  gap: 12px;
  margin: 20px 0;
  padding: 0;
  counter-reset: install-step;
  list-style: none;
}

.install-app-steps li {
  position: relative;
  min-height: 34px;
  padding: 6px 0 6px 46px;
  color: var(--text, var(--ink, #f1f4f9));
  font-size: 0.9rem;
  line-height: 1.5;
  counter-increment: install-step;
}

.install-app-steps li::before {
  position: absolute;
  top: 0;
  left: 0;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--border, var(--line, #303a4a));
  border-radius: 50%;
  color: var(--accent, var(--cobalt, #8299ef));
  background: var(--surface-raised, var(--surface-soft, #1d2431));
  content: counter(install-step);
  font-size: 0.76rem;
  font-weight: 800;
}

.install-app-benefit {
  margin: 0 0 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border, var(--line, #303a4a));
}

.install-app-done {
  width: 100%;
}

body.install-guide-open {
  overflow: hidden;
}

@keyframes install-app-enter {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}

@media (max-width: 560px) {
  .install-app-banner {
    grid-template-columns: 38px minmax(0, 1fr) auto;
    gap: 9px;
  }

  .install-app-banner-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
  }

  .install-app-banner-copy span {
    display: none;
  }

  .install-app-banner-dismiss {
    position: absolute;
    top: -12px;
    right: -8px;
    width: 30px;
    height: 30px;
    border: 1px solid var(--border, var(--line, #303a4a));
    border-radius: 50%;
    background: var(--surface, #171d28);
  }

  .install-app-dialog {
    width: calc(100vw - 20px);
    max-height: calc(100dvh - max(20px, env(safe-area-inset-top)) - max(20px, env(safe-area-inset-bottom)));
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .install-app-banner {
    animation: none;
  }
}