/* Botón "Instalar app" + diálogo con tutorial iOS.
   El controller (pwa_install) controla la visibilidad del botón:
   se esconde en standalone mode o cuando el browser no soporta install. */

.pwa-install {
  display: inline-flex;
}
.pwa-install[hidden] {
  display: none;
}

.pwa-install > .btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.125rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  background:
    linear-gradient(135deg, rgba(78, 199, 122, 0.14), rgba(78, 199, 122, 0.03) 60%),
    rgba(10, 22, 18, 0.55);
  border: 1px solid rgba(78, 199, 122, 0.35);
  border-radius: var(--radius-pill);
  color: var(--text-1);
  cursor: pointer;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 4px 14px rgba(78, 199, 122, 0.12);
  backdrop-filter: blur(6px);
  transition:
    transform 150ms ease,
    box-shadow 200ms ease,
    border-color 200ms ease,
    background 200ms ease;
}

.pwa-install > .btn:hover {
  transform: translateY(-1px);
  border-color: rgba(78, 199, 122, 0.65);
  background:
    linear-gradient(135deg, rgba(78, 199, 122, 0.22), rgba(78, 199, 122, 0.06) 60%),
    rgba(10, 22, 18, 0.65);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    0 8px 22px rgba(78, 199, 122, 0.25);
}

.pwa-install > .btn:active {
  transform: translateY(0);
  box-shadow:
    inset 0 1px 2px rgba(0, 0, 0, 0.3),
    0 2px 8px rgba(78, 199, 122, 0.15);
}

.pwa-install > .btn > .icon {
  flex-shrink: 0;
  color: var(--green);
}

/* Diálogo iOS — tutorial paso a paso */
.pwa-install > .ios-help {
  width: min(420px, calc(100vw - 2rem));
  padding: 1.5rem;
  background: var(--bg-card);
  color: var(--text-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.pwa-install > .ios-help::backdrop {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.pwa-install > .ios-help > .title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.pwa-install > .ios-help > .steps {
  list-style: decimal;
  padding-left: 1.25rem;
  margin-bottom: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  font-size: 0.9375rem;
  line-height: 1.5;
}

.pwa-install > .ios-help > .steps .icon {
  display: inline-block;
  vertical-align: text-bottom;
  margin: 0 0.125rem;
  color: var(--green);
}