/* ═══════════════════════════════════════════════════════════════
   PWA INSTALL PROMPT
   Glassmorphism popup — bottom of screen, slide-up animation
   ═══════════════════════════════════════════════════════════════ */

.pwa-prompt {
  position: fixed;
  top: 5rem;
  left: 50%;
  transform: translateX(-50%) translateY(calc(-100% - 6rem));
  width: min(480px, calc(100vw - 2rem));
  z-index: 200;  /* below cookie bar (400) */
  transition: transform .35s var(--ease-out-expo), opacity .35s ease;
  opacity: 0;
  pointer-events: none;
}

.pwa-prompt--visible {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.pwa-prompt-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .9rem 1rem .9rem 1rem;
  background: rgba(15, 15, 15, 0.85);
  -webkit-backdrop-filter: blur(16px);
          backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.pwa-prompt-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  object-fit: contain;
  filter: var(--logo-filter);
}

.pwa-prompt-text {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .15rem;
}

.pwa-prompt-title {
  font-family: var(--ff-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--text);
}

.pwa-prompt-sub {
  font-family: var(--ff-serif);
  font-size: var(--fs-sm);
  font-weight: var(--fw-light);
  color: var(--text-dim);
  opacity: .8;
}

.pwa-prompt-actions {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-shrink: 0;
}

/* Dismiss (✕) */
.pwa-btn-dismiss {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: .9rem;
  cursor: pointer;
  padding: .3rem .4rem;
  opacity: .5;
  transition: opacity var(--dur-fast);
  line-height: 1;
}

.pwa-btn-dismiss:hover {
  opacity: 1;
}

/* Install button */
.pwa-btn-install {
  background: var(--btn-gold-bg);
  color: var(--btn-gold-color);
  border: 1px solid var(--btn-gold-border);
  border-radius: 100px;
  font-family: var(--ff-sans);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  padding: .45rem 1.1rem;
  cursor: pointer;
  transition: transform var(--dur-fast), opacity var(--dur-fast), background-color var(--dur-fast);
  white-space: nowrap;
}

.pwa-btn-install:hover {
  background: var(--btn-gold-hover-bg);
  transform: scale(1.04);
}

/* Mobile: full width row on small screens */
@media (max-width: 480px) {
  .pwa-prompt {
    bottom: 1rem;
  }

  .pwa-prompt-inner {
    flex-wrap: wrap;
    gap: .75rem;
  }

  .pwa-prompt-actions {
    width: 100%;
    justify-content: flex-end;
  }
}

/* ── iOS Safari Install Guide ─────────────────────────────── */
.pwa-prompt-inner--ios {
  flex-direction: column;
  text-align: center;
  gap: .6rem;
  padding: 1rem 1.2rem;
}

.pwa-prompt-inner--ios .pwa-prompt-icon {
  align-self: center;
}

.pwa-prompt-inner--ios .pwa-prompt-actions {
  position: absolute;
  top: .5rem;
  right: .5rem;
}

.pwa-ios-steps {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  font-size: var(--fs-sm) !important;
  font-weight: var(--fw-medium) !important;
  font-style: normal !important;
  opacity: 1 !important;
}

.pwa-ios-step {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .3rem;
}

.pwa-ios-share-icon {
  display: inline-block;
  vertical-align: middle;
  color: var(--gold);
  flex-shrink: 0;
}

.pwa-ios-arrow {
  display: none;
}

@keyframes pwaIosArrow {
  0%, 100% { transform: translateY(0); opacity: .4; }
  50%      { transform: translateY(6px); opacity: 1; }
}

/* ── Android Fallback & In-App Guide Styles ────────────────── */
.pwa-prompt-inner--android-fallback,
.pwa-prompt-inner--inapp {
  flex-direction: column;
  text-align: center;
  gap: .6rem;
  padding: 1rem 1.2rem;
}

.pwa-prompt-inner--android-fallback .pwa-prompt-icon,
.pwa-prompt-inner--inapp .pwa-prompt-icon {
  align-self: center;
}

.pwa-prompt-inner--android-fallback .pwa-prompt-actions,
.pwa-prompt-inner--inapp .pwa-prompt-actions {
  position: absolute;
  top: .5rem;
  right: .5rem;
}

.pwa-android-steps,
.pwa-inapp-steps {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  font-size: var(--fs-sm) !important;
  font-weight: var(--fw-medium) !important;
  font-style: normal !important;
  opacity: 1 !important;
}

.pwa-android-step,
.pwa-inapp-step {
  display: block;
  text-align: center;
  font-style: normal !important;
  line-height: 1.4;
}

.pwa-inapp-step strong,
.pwa-android-step strong {
  color: var(--gold);
}