/**
 * STCWBOOKER — Install Mobile App icon row (Phase A)
 * Compact, premium, responsive. No root service worker.
 * Variants: --band (mobile strip) · --nav (desktop header inline)
 */
.stcw-pwa-install {
  --stcw-pwa-pad-x: 16px;
  position: relative;
  z-index: 5;
}

.stcw-pwa-install--band {
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.stcw-pwa-install__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 10px var(--stcw-pwa-pad-x) 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px 20px;
  flex-wrap: wrap;
}

.stcw-pwa-install__title {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #475569;
  white-space: nowrap;
}

.stcw-pwa-install__title--sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.stcw-pwa-install__row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px 18px;
  flex-wrap: wrap;
}

.stcw-pwa-install__item {
  margin: 0;
  padding: 0;
}

.stcw-pwa-install__btn {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 4px 6px;
  border: 0;
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  border-radius: 14px;
  transition: transform 250ms ease, filter 250ms ease;
  -webkit-tap-highlight-color: transparent;
  overflow: visible;
}

.stcw-pwa-install__btn:focus {
  outline: none;
}

.stcw-pwa-install__btn:focus-visible {
  outline: 2px solid rgba(var(--stcw-pwa-glow, 37, 99, 235), 0.85);
  outline-offset: 3px;
}

.stcw-pwa-install__icon-wrap {
  position: relative;
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  transition: box-shadow 250ms ease, transform 250ms ease;
}

.stcw-pwa-install__icon {
  display: block;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.12);
  pointer-events: none;
  user-select: none;
}

.stcw-pwa-install__badge {
  position: absolute;
  top: -5px;
  right: -8px;
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: #fff;
  background: #0f172a;
  border-radius: 999px;
  padding: 2px 6px;
  line-height: 1.2;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.25);
}

.stcw-pwa-install__label {
  font-size: 0.68rem;
  font-weight: 800;
  color: #334155;
  letter-spacing: 0.01em;
  line-height: 1.1;
}

.stcw-pwa-install__tooltip {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 8px);
  transform: translateX(-50%) translateY(4px);
  background: #0f172a;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms ease, transform 250ms ease;
  z-index: 20;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.25);
}

.stcw-pwa-install__tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border: 5px solid transparent;
  border-top-color: #0f172a;
}

.stcw-pwa-install__btn:hover,
.stcw-pwa-install__btn:focus-visible {
  transform: scale(1.1);
  z-index: 2;
}

.stcw-pwa-install__btn:hover .stcw-pwa-install__icon-wrap,
.stcw-pwa-install__btn:focus-visible .stcw-pwa-install__icon-wrap {
  box-shadow:
    0 0 0 3px rgba(var(--stcw-pwa-glow, 37, 99, 235), 0.22),
    0 10px 22px rgba(var(--stcw-pwa-glow, 37, 99, 235), 0.38);
}

.stcw-pwa-install__btn:hover .stcw-pwa-install__tooltip,
.stcw-pwa-install__btn:focus-visible .stcw-pwa-install__tooltip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* —— Desktop nav-inline variant —— */
.stcw-pwa-install--nav {
  background: transparent;
  border: 0;
  flex: 0 0 auto;
  margin: 0;
  padding: 0;
}

.stcw-pwa-install--nav .stcw-pwa-install__inner {
  max-width: none;
  margin: 0;
  padding: 0 0 0 12px;
  gap: 8px 10px;
  flex-wrap: nowrap;
  border-left: 1px solid rgba(15, 23, 42, 0.12);
  justify-content: flex-start;
}

.stcw-pwa-install--nav .stcw-pwa-install__title {
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: #64748b;
  line-height: 1.15;
  max-width: 3.6rem;
  white-space: normal;
  text-align: right;
}

.stcw-pwa-install--nav .stcw-pwa-install__row {
  gap: 8px 10px;
  flex-wrap: nowrap;
}

.stcw-pwa-install--nav .stcw-pwa-install__icon-wrap,
.stcw-pwa-install--nav .stcw-pwa-install__icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}

.stcw-pwa-install--nav .stcw-pwa-install__label {
  font-size: 0.6rem;
}

.stcw-pwa-install--nav .stcw-pwa-install__badge {
  top: -4px;
  right: -6px;
  font-size: 0.5rem;
  padding: 1px 5px;
}

.stcw-nav__actions {
  flex-wrap: nowrap;
  gap: 12px 14px;
  justify-content: flex-end;
  margin-left: auto;
}

/* Click ripple */
.stcw-pwa-install__ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  animation: stcw-pwa-ripple 250ms ease-out forwards;
  background: rgba(255, 255, 255, 0.55);
  pointer-events: none;
  z-index: 3;
}

@keyframes stcw-pwa-ripple {
  to {
    transform: scale(2.4);
    opacity: 0;
  }
}

/* Coming-soon dialog */
.stcw-pwa-install__dialog {
  position: fixed;
  inset: 0;
  z-index: 12000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.45);
}

.stcw-pwa-install__dialog[hidden] {
  display: none !important;
}

.stcw-pwa-install__dialog-card {
  width: 100%;
  max-width: 360px;
  background: #fff;
  border-radius: 16px;
  padding: 22px 20px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.35);
}

.stcw-pwa-install__dialog-card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
  font-weight: 800;
  color: #0f172a;
}

.stcw-pwa-install__dialog-card p {
  margin: 0 0 16px;
  font-size: 0.9rem;
  line-height: 1.45;
  color: #475569;
}

.stcw-pwa-install__dialog-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.stcw-pwa-install__dialog-secondary,
.stcw-pwa-install__dialog-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  font-size: 0.85rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}

.stcw-pwa-install__dialog-secondary {
  background: #fff;
  border-color: #cbd5e1;
  color: #334155;
}

.stcw-pwa-install__dialog-primary {
  background: #16a34a;
  color: #fff;
}

.stcw-pwa-install__dialog-primary:hover {
  filter: brightness(1.05);
  color: #fff;
}

/* Mobile band */
@media (max-width: 720px) {
  .stcw-pwa-install--band .stcw-pwa-install__inner {
    flex-direction: column;
    gap: 8px;
    padding: 10px 12px 12px;
  }

  .stcw-pwa-install--band .stcw-pwa-install__row {
    width: 100%;
    justify-content: center;
    gap: 14px 20px;
    flex-wrap: nowrap;
  }

  .stcw-pwa-install--band .stcw-pwa-install__icon-wrap,
  .stcw-pwa-install--band .stcw-pwa-install__icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
  }
}

/* Mid desktop: keep nav icons on one line; slightly tighter logins */
@media (min-width: 769px) and (max-width: 1100px) {
  .stcw-nav__logins a {
    padding: 10px 12px;
    font-size: 12px;
  }

  .stcw-pwa-install--nav .stcw-pwa-install__title {
    display: none;
  }

  .stcw-pwa-install--nav .stcw-pwa-install__icon-wrap,
  .stcw-pwa-install--nav .stcw-pwa-install__icon {
    width: 36px;
    height: 36px;
  }
}

/* Hide on student booking mobile chrome mode */
body.stcw-student-booking-mobile .stcw-pwa-install {
  display: none;
}