/* ── PWA Install Prompt ─────────────────────────────────── */

/* Banner at bottom of screen */
.pwa-install-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: linear-gradient(135deg, var(--sh-bg-primary) 0%, var(--sh-bg-secondary) 100%);
  border-top: 2px solid var(--sh-border);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.4);
  transform: translateY(100%);
  transition: transform 0.35s ease;
}
.pwa-install-banner.visible {
  transform: translateY(0);
}
.pwa-install-banner .pwa-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  flex-shrink: 0;
}
.pwa-install-banner .pwa-text {
  flex: 1;
  min-width: 0;
}
.pwa-install-banner .pwa-title {
  font-family: var(--sh-font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--sh-text-primary);
  margin-bottom: 2px;
}
.pwa-install-banner .pwa-subtitle {
  font-size: 12px;
  color: var(--sh-text-muted);
  line-height: 1.3;
}
.pwa-install-banner .pwa-btn-install {
  padding: 8px 18px;
  border-radius: var(--sh-radius-sm);
  background: var(--sh-accent);
  color: #1a1a2e;
  border: none;
  font-family: var(--sh-font-heading);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.15s;
}
.pwa-install-banner .pwa-btn-install:hover {
  opacity: 0.85;
}
.pwa-install-banner .pwa-btn-dismiss {
  background: none;
  border: none;
  color: var(--sh-text-muted);
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  flex-shrink: 0;
}
.pwa-install-banner .pwa-btn-dismiss:hover {
  color: var(--sh-text-secondary);
}

/* iOS share instruction overlay */
.pwa-ios-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 24px 16px 40px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.pwa-ios-overlay.visible {
  opacity: 1;
  pointer-events: auto;
}
.pwa-ios-card {
  background: linear-gradient(135deg, var(--sh-bg-primary) 0%, var(--sh-bg-secondary) 100%);
  border: 2px solid var(--sh-border);
  border-radius: 16px;
  padding: 24px;
  max-width: 340px;
  width: 100%;
  text-align: center;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}
.pwa-ios-card h3 {
  font-family: var(--sh-font-heading);
  font-size: 16px;
  color: var(--sh-accent);
  margin-bottom: 16px;
}
.pwa-ios-step {
  display: flex;
  align-items: center;
  gap: 12px;
  text-align: left;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--sh-text-secondary);
  line-height: 1.4;
}
.pwa-ios-step-num {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--sh-accent);
  color: #1a1a2e;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 12px;
  flex-shrink: 0;
}
.pwa-ios-dismiss {
  margin-top: 16px;
  padding: 8px 24px;
  border-radius: var(--sh-radius-sm);
  background: transparent;
  color: var(--sh-text-muted);
  border: 1px solid var(--sh-border);
  font-size: 13px;
  cursor: pointer;
}
.pwa-ios-dismiss:hover {
  color: var(--sh-text-secondary);
  border-color: var(--sh-text-secondary);
}

/* Arrow pointing down to share button */
.pwa-ios-arrow {
  width: 0;
  height: 0;
  border-left: 12px solid transparent;
  border-right: 12px solid transparent;
  border-top: 14px solid var(--sh-accent);
  margin: 12px auto 0;
}