/* Capa móvil del marco: sin desplazamiento lateral, sin zoom de UI, safe-area. */
:root { --bnav-h: 64px; --safe-b: env(safe-area-inset-bottom, 0px); }

html, body { overflow-x: clip; }
html { overscroll-behavior-y: none; touch-action: pan-x pan-y; -webkit-text-size-adjust: 100%; }
body { min-height: 100dvh; }
.shell, .main-wrap, .main, .topbar > * { min-width: 0; }
.table-responsive { overscroll-behavior-x: contain; -webkit-overflow-scrolling: touch; }
img, video { max-width: 100%; height: auto; }
canvas { max-width: 100%; }

@media (max-width: 899.98px) {
  .only-desktop { display: none !important; }
}
@media (min-width: 900px) {
  .only-mobile { display: none !important; }
}

.modal-dialog.modal-sm-fluid { max-width: min(var(--modal-w, 420px), calc(100vw - 2rem)); }

.app-banner {
  position: fixed; left: 50%; transform: translateX(-50%); z-index: 9999;
  bottom: calc(1rem + var(--safe-b));
  width: min(360px, calc(100vw - 2rem));
  background: var(--card); color: var(--text); border: 1px solid var(--border);
  border-radius: 14px; padding: .75rem 1rem; font-size: .875rem;
  box-shadow: var(--shadow-md);
  align-items: center; gap: .6rem; transition: opacity .3s;
}
#offlineBanner { z-index: 10000; } /* sobre #pwaInstallBanner (9999), bajo .iv-overlay (10050) */
.app-banner-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; display: inline-block; background: var(--danger); }
.app-banner-sub { color: var(--muted); font-size: .78rem; }

@media (max-width: 899.98px) {
  html { overscroll-behavior: none; }
  /* Incluye variantes -sm de Bootstrap (especificidad 0,2,0): evita zoom de iOS al enfocar */
  input, select, textarea, .form-control, .form-select, .input, .cmd-search-input,
  .input-group-sm > .form-control, .input-group-sm > .form-select, .form-control-sm, .form-select-sm { font-size: 16px; }
  .topbar {
    padding-top: calc(8px + env(safe-area-inset-top, 0px));
    padding-left: max(12px, env(safe-area-inset-left));
    padding-right: max(12px, env(safe-area-inset-right));
  }
  /* Sidebar y su backdrop por encima de .bnav (1030) y por debajo de modales Bootstrap (1050+) */
  .sb { z-index: 1045; height: 100dvh; padding-bottom: env(safe-area-inset-bottom); padding-top: env(safe-area-inset-top); }
  .sb-backdrop { z-index: 1040; }
  .dropdown-menu { max-width: calc(100vw - 2rem); }
  .modal { --bs-modal-margin: .75rem; }
  .modal-dialog:not([class*="modal-fullscreen"]) { max-width: min(var(--bs-modal-width), calc(100vw - 2rem)); margin-inline: auto; }
  .main { padding-left: max(14px, env(safe-area-inset-left)); padding-right: max(14px, env(safe-area-inset-right));
          padding-bottom: calc(var(--bnav-h) + var(--safe-b) + 24px); }
  .fab-container { bottom: calc(var(--bnav-h) + var(--safe-b) + 16px); right: max(16px, env(safe-area-inset-right)); }
  .toast-container-app {
    bottom: calc(var(--bnav-h) + var(--safe-b) + 12px);
    left: max(16px, env(safe-area-inset-left)); right: max(16px, env(safe-area-inset-right));
    max-width: none;
  }
  .toast-app { min-width: 0; }

  /* Barra inferior */
  .bnav {
    display: grid; grid-auto-flow: column; grid-auto-columns: 1fr;
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 1030;
    height: calc(var(--bnav-h) + var(--safe-b)); padding-bottom: var(--safe-b);
    padding-left: env(safe-area-inset-left, 0px); padding-right: env(safe-area-inset-right, 0px);
    background: var(--card); border-top: 1px solid var(--border);
  }
  .bnav-item {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
    min-width: 0; min-height: 44px; margin: 6px 4px; padding: 0 2px;
    border: 0; border-radius: 12px; background: transparent; color: var(--muted);
    font: inherit; text-decoration: none; cursor: pointer;
  }
  .bnav-item i { font-size: 22px; line-height: 1; }
  /* Excepción tab-bar nativa al piso de .75rem: 5 etiquetas en columnas de 64px a 320px. */
  .bnav-item span { font-size: .6875rem; font-weight: 600; line-height: 1.1; white-space: nowrap; }
  .bnav-item.active { background: var(--accent-tint); color: var(--accent); }
  .bnav-item:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
  .app-banner { bottom: calc(var(--bnav-h) + 12px + var(--safe-b)); }
  body:has(.sb.open) .fab-container, body:has(.sb.open) .app-banner { display: none !important; }
}
/* Breakpoint extra <360px (320px): "Almacenes" no cabe en 52px de contenido; márgenes y etiqueta se compactan. */
@media (max-width: 359.98px) {
  .bnav-item { margin-inline: 2px; }
  .bnav-item span { font-size: .6875rem; letter-spacing: -.01em; } /* piso de la excepción tab-bar */
}

/* ===== Visor de imágenes (.iv-*) ===== */
.iv-overlay {
  position: fixed; inset: 0; z-index: 10050;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.92);
  touch-action: none; overscroll-behavior: contain; overflow: hidden;
}
.iv-img {
  max-width: 100vw; max-height: 100dvh; object-fit: contain;
  user-select: none; -webkit-user-select: none; -webkit-user-drag: none;
  transform-origin: 50% 50%; touch-action: none; border-radius: 0;
}
.iv-img.iv-anim { transition: transform .22s ease-out; }
.iv-close {
  position: absolute; z-index: 1;
  top: calc(12px + env(safe-area-inset-top, 0px));
  right: calc(12px + env(safe-area-inset-right, 0px));
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; padding: 0; border-radius: 50%;
  border: 1px solid var(--iv-btn-border); background: var(--iv-btn-bg);
  color: var(--iv-fg); font-size: 22px; line-height: 1; cursor: pointer;
}
.iv-close:hover { background: var(--iv-btn-bg-hover); }
.iv-close:focus-visible { outline: 2px solid var(--iv-fg); outline-offset: 2px; }
img[data-zoomable] { cursor: zoom-in; }
img[data-zoomable]:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
@media (prefers-reduced-motion: no-preference) {
  .iv-overlay:not([hidden]) { animation: iv-in .18s ease-out; }
}
@keyframes iv-in { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .iv-img.iv-anim { transition: none; }
}