/* PWA (Fase 9): banner sin conexión, aviso de versión nueva, botón e instrucciones de instalación. */
#offline-banner { position: fixed; top: 0; left: 0; right: 0; z-index: 10001; display: flex; align-items: center; justify-content: center; gap: .5rem;
  padding: calc(.45rem + env(safe-area-inset-top)) 1rem .45rem; background: var(--warning); color: #fff; font-size: 13px; font-weight: 600; text-align: center; }
#offline-banner.pendiente { background: var(--accent); }
#offline-banner .lucide { width: 16px; height: 16px; flex-shrink: 0; }
#offline-banner b { background: rgba(255,255,255,.22); border-radius: 99px; padding: .1rem .55rem; font-size: 12px; }
#offline-banner[hidden] { display: none; }
body.con-banner-offline .app-header { top: 34px; }

#cc-update { position: fixed; left: 50%; transform: translateX(-50%); bottom: calc(84px + env(safe-area-inset-bottom)); z-index: 10000; display: flex; align-items: center; gap: .75rem;
  max-width: calc(100% - 2rem); padding: .55rem .6rem .55rem 1rem; border-radius: 14px; background: var(--text-primary); color: var(--bg-primary); box-shadow: 0 10px 30px var(--shadow); font-size: 14px; font-weight: 600; }
#cc-update .lucide { width: 18px; height: 18px; color: var(--sun); flex-shrink: 0; }
#cc-update .btn { min-height: 40px; padding: 0 .9rem; }
@media (min-width: 769px) { #cc-update { bottom: 1.5rem; } }

.btn-instalar { display: inline-flex; align-items: center; gap: .4rem; min-height: 44px; padding: 0 .9rem; border-radius: 12px; border: 0; background: var(--accent); color: var(--accent-text); font: inherit; font-size: 14px; font-weight: 600; }
.btn-instalar:hover { background: var(--accent-hover); }
.btn-instalar .lucide { width: 18px; height: 18px; }
.btn-instalar[hidden] { display: none; }
@media (max-width: 1280px) { .btn-instalar span { display: none; } .btn-instalar { padding: 0; width: 44px; justify-content: center; } }

.menu-grid .menu-destacado { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
.menu-grid .menu-destacado .lucide { color: var(--accent-text); }

.pwa-inst { display: flex; gap: 1rem; align-items: center; }
.pwa-inst img { border-radius: 18px; box-shadow: 0 6px 18px var(--shadow); flex-shrink: 0; }
.pwa-inst strong { font-size: 17px; }
.pwa-inst p { margin: .3rem 0 0; color: var(--text-secondary); font-size: 14px; }
.pwa-pasos { margin: 1.1rem 0 0; padding-left: 1.3rem; display: flex; flex-direction: column; gap: .55rem; font-size: 15px; }
.pwa-pasos .lucide { width: 17px; height: 17px; vertical-align: -3px; color: var(--accent); }