/* Optional install guidance. Green/white palette shared with the site chrome. */
.pwa-install-banner[hidden],
.pwa-install-entry[hidden] {
  display: none !important;
}

.pwa-install-banner {
  position: fixed;
  z-index: 70;
  right: max(12px, env(safe-area-inset-right));
  bottom: max(16px, env(safe-area-inset-bottom));
  left: max(12px, env(safe-area-inset-left));
  width: auto;
  max-width: 420px;
  max-height: min(430px, calc(100dvh - 96px - env(safe-area-inset-bottom)));
  margin-inline: auto;
  padding: 14px 15px;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  border: 1px solid #d8e6da;
  border-radius: 14px;
  background: #fff;
  color: #203c33;
  box-shadow: 0 15px 45px #163d2f2e, 0 2px 10px #163d2f14;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang TC", "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  font-size: 13px;
  line-height: 1.5;
  text-align: left;
}

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

.pwa-install-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.pwa-install-title {
  margin: 0;
  color: #164c3b;
  font-size: 16px;
  font-weight: 750;
  line-height: 1.3;
  letter-spacing: -.015em;
}

.pwa-install-close {
  display: grid;
  place-items: center;
  flex: 0 0 44px;
  width: 44px;
  min-width: 44px;
  min-height: 44px;
  margin: -8px -8px -8px 0;
  padding: 0;
  border: 0;
  border-radius: 9px;
  background: transparent;
  color: #52655a;
  font: inherit;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
}

@media (hover: hover) and (pointer: fine) {
  .pwa-install-close:hover {
    background: #edf4ee;
    color: #164c3b;
  }
}

.pwa-install-copy {
  margin: 2px 0 11px;
  color: #52655a;
  font-size: 12px;
  line-height: 1.6;
}

.pwa-install-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.pwa-install-primary,
.pwa-install-skip,
.pwa-install-steps-toggle {
  min-height: 44px;
  padding: 8px 13px;
  border-radius: 9px;
  font: inherit;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.25;
  cursor: pointer;
}

.pwa-install-primary {
  flex: 1 1 132px;
  border: 1px solid #164c3b;
  background: #164c3b;
  color: #fff;
}

@media (hover: hover) and (pointer: fine) {
  .pwa-install-primary:hover {
    background: #22634e;
  }
}

.pwa-install-skip {
  flex: 0 0 auto;
  border: 1px solid #b9cbbd;
  background: #fff;
  color: #164c3b;
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (hover: hover) and (pointer: fine) {
  .pwa-install-skip:hover {
    background: #edf4ee;
  }
}

.pwa-install-steps-toggle {
  margin-top: 8px;
  padding-inline: 0;
  border: 0;
  background: transparent;
  color: #164c3b;
  font-size: 12px;
  text-align: left;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.pwa-install-primary:focus-visible,
.pwa-install-skip:focus-visible,
.pwa-install-steps-toggle:focus-visible,
.pwa-install-close:focus-visible,
.pwa-install-entry:focus-visible {
  outline: 3px solid #bb8d32;
  outline-offset: 2px;
}

.pwa-install-status {
  margin: 8px 0 0;
  color: #6b5b39;
  font-size: 12px;
  line-height: 1.55;
}

.pwa-install-status:empty {
  display: none;
}

.pwa-install-steps {
  margin-top: 7px;
  padding: 10px 11px;
  border: 1px solid #e3ebe2;
  border-radius: 9px;
  background: #f7faf6;
}

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

.pwa-install-steps ol {
  margin: 0;
  padding-left: 19px;
  color: #40564a;
  font-size: 12px;
  line-height: 1.7;
}

.pwa-install-steps li + li {
  margin-top: 4px;
}

.pwa-install-steps p {
  margin: 7px 0 0;
  color: #617269;
  font-size: 11px;
  line-height: 1.6;
}

.pwa-install-entry {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  min-width: 44px;
  min-height: 44px;
  padding: 6px 10px;
  border: 1px dashed #abc3af;
  border-radius: 8px;
  background: #fff;
  color: #164c3b;
  font: inherit;
  font-size: 12px;
  font-weight: 650;
  line-height: 1.3;
  text-decoration: none;
  cursor: pointer;
}

@media (hover: hover) and (pointer: fine) {
  .pwa-install-entry:hover {
    background: #edf4ee;
  }
}

@media (max-width: 650px) {
  .pwa-install-banner {
    bottom: calc(70px + env(safe-area-inset-bottom));
    max-height: min(420px, calc(100dvh - 150px - env(safe-area-inset-bottom)));
    padding: 13px 14px;
  }
}

@media (max-width: 360px) {
  .pwa-install-banner {
    right: max(8px, env(safe-area-inset-right));
    left: max(8px, env(safe-area-inset-left));
    padding: 12px;
  }

  .pwa-install-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .pwa-install-primary {
    min-width: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pwa-install-banner,
  .pwa-install-banner * {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }
}

.pwa-install-close svg { width: 20px; height: 20px; }
.pwa-install-banner button, .pwa-install-entry { touch-action: manipulation; -webkit-tap-highlight-color: transparent; }