/* =========================================================
   NAVEGACIÓN: menú lateral (computador), barra inferior (celular)
   y vistas. Se carga al final para ordenar el diseño general.
   ========================================================= */

/* Estructura: menú a la izquierda + contenido */
.app{display:grid;grid-template-columns:260px minmax(0,1fr);max-width:1480px;margin:0 auto;align-items:start}
.content{min-width:0}
.content > .wrap{padding-block:4px 32px}
.view{animation:vista .18s ease-out}
@keyframes vista{from{opacity:.4;transform:translateY(6px)}to{opacity:1;transform:none}}
[id]{scroll-margin-top:calc(var(--hh,80px) + 14px)}
.view > .block:first-child,.view > section:first-child,.view > .welcome:first-child{padding-top:18px}

/* Menú lateral */
.side{position:sticky;top:calc(env(safe-area-inset-top,0px) + var(--hh,80px));height:calc(100vh - var(--hh,80px) - env(safe-area-inset-top,0px));overflow-y:auto;padding:18px 12px 24px 16px;border-right:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column;gap:14px;scrollbar-width:thin}
.shead-m{display:none}
.sgroup{display:grid;gap:2px}
.stitle{font-size:11.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);padding:4px 12px 6px}
.sitem{display:flex;align-items:center;gap:12px;width:100%;padding:10px 12px;border-radius:12px;font-weight:700;font-size:15px;color:var(--fg);text-align:left;line-height:1.2;transition:background .12s}
.sitem:hover{background:var(--surface-2)}
.sitem.on{background:var(--brand);color:var(--brand-ink)}
.sitem .si{width:24px;height:24px;display:grid;place-items:center;flex:none;color:var(--brand)}
.sitem.on .si{color:var(--brand-ink)}
.sitem .si svg{width:22px;height:22px}
.sitem em{margin-left:auto;font-style:normal;font-size:11px;font-weight:800;background:var(--pop);color:var(--pop-ink);padding:2px 8px;border-radius:999px}
.scats{margin-top:4px}
.scats summary{cursor:pointer;font-size:13px;font-weight:800;color:var(--muted);padding:8px 12px;border-radius:10px;list-style:none;display:flex;justify-content:space-between}
.scats summary::-webkit-details-marker{display:none}
.scats summary::after{content:'\002B';font-weight:400}
.scats[open] summary::after{content:'\2212'}
.sitem.sub{font-size:14px;font-weight:600;padding:8px 12px 8px 16px}
.sitem.sub .si{color:var(--c)}
.sitem.sub .si svg{width:20px;height:20px}
.sitem.sub.on .si{color:var(--brand-ink)}
.shelp{text-decoration:none;color:inherit;margin-top:auto;display:flex;gap:10px;align-items:center;background:var(--brand-soft);border-radius:14px;padding:12px;font-size:13px}
.shelp .si{color:var(--wa);flex:none}
.shelp b{display:block;color:var(--fg)}
.shelp span{color:var(--muted)}

/* Barra de la tienda: mascota + categorías siempre arriba de los productos */
.shopbar{display:flex;gap:8px;align-items:center;overflow-x:auto;scrollbar-width:none;padding:2px 0 12px;margin-bottom:4px}
.shopbar::-webkit-scrollbar{display:none}
.shopbar #navCats{display:flex;gap:6px}
.shopbar .navc{background:var(--surface);border:1px solid var(--line);color:var(--fg);font-weight:700}
.shopbar .navc.on{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}

/* Filtros: panel que se abre con el botón "Filtros", encima de los productos */
.catalog{grid-template-columns:1fr}
.filters{position:static;max-height:none;display:none;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;box-shadow:var(--shadow)}
.filters.open{display:grid}
.filters .grp{border:0;margin:0;padding:0}
.ftoggle{display:inline-flex;align-items:center;gap:6px;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-weight:800}
.ctools{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.ctools .ftoggle{white-space:nowrap}
.ctools select{min-width:0}
.ctools #fDietaSel{max-width:220px}
@media (max-width:600px){.ctools{width:100%}.ctools #fMarca,.ctools #fDietaSel{order:3;flex:1 1 40%;max-width:none}.ctools #sort{flex:1 1 55%}}
.ftoggle.on{background:var(--brand);color:var(--brand-ink);border-color:var(--brand)}

/* Barra inferior (solo celular) */
.tabbar{display:none}

/* ---------- Tableta y celular ---------- */
@media (max-width:980px){
  .app{display:block}
  .side{position:fixed;top:0;left:0;bottom:0;width:min(320px,86%);height:auto;z-index:76;transform:translateX(-100%);transition:transform .25s cubic-bezier(.2,.8,.2,1);padding:calc(14px + env(safe-area-inset-top,0px)) 14px calc(20px + env(safe-area-inset-bottom,0px));box-shadow:0 0 40px rgba(0,0,0,.25);border-right:0}
  .side.on{transform:none}
  .shead-m{display:flex;justify-content:space-between;align-items:center;padding:0 4px 4px}
  .shead-m b{font-family:var(--f-display);font-size:24px;font-weight:400;text-transform:uppercase;color:var(--brand)}
  .sitem{padding:12px;font-size:16px}
  .sitem.sub{font-size:15px}
}
@media (max-width:860px){
  body{padding-bottom:calc(66px + env(safe-area-inset-bottom,0px))}
  .hact{display:none}
  .strip .wrap{padding-block:6px}
  .strip span:last-child{display:none}
  .hrow{grid-template-columns:1fr}
  .tabbar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;left:0;right:0;bottom:0;z-index:45;background:var(--surface);border-top:1px solid var(--line);padding:6px max(6px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(6px,env(safe-area-inset-left,0px));box-shadow:0 -4px 16px rgba(0,0,0,.06)}
  .tabbar button{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11.5px;font-weight:700;color:var(--muted);padding:4px 0;border-radius:10px}
  .tabbar button.on{color:var(--brand)}
  .tabbar .ti{position:relative;width:28px;height:28px;display:grid;place-items:center}
  .tabbar .ti svg{width:24px;height:24px}
  .tabbar .badge{top:-4px;left:16px}
  .toast{bottom:calc(80px + env(safe-area-inset-bottom,0px))}
}
@media (prefers-reduced-motion:reduce){.view{animation:none}}

/* Enlace de WhatsApp en la barra superior */
.wa-top{color:inherit;font-weight:800;text-decoration:underline;text-underline-offset:3px}

/* Botón flotante de WhatsApp: visible en computador y celular */
.wa-fab{position:fixed;right:max(18px,env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:50;display:flex;align-items:center;gap:8px;background:#25D366;color:#0B3B1F;text-decoration:none;font-weight:800;border-radius:999px;padding:12px 18px 12px 14px;box-shadow:0 6px 20px rgba(0,0,0,.22);transition:transform .15s}
.wa-fab:hover{transform:translateY(-2px)}
.wa-fab:focus-visible{outline:3px solid var(--pop);outline-offset:3px}
@media (max-width:860px){.wa-fab{bottom:calc(78px + env(safe-area-inset-bottom,0px));padding:12px}.wa-fab span{display:none}}
@media (prefers-reduced-motion:reduce){.wa-fab{transition:none}}