:root{
  --c: #0a8a3a;          /* color del súper elegido (lo cambia JS) */
  --fondo: #f4f6f8;
  --texto: #1a1a1a;
  --suave: #5f6b76;
  --borde: #dfe4e8;
  --radio: 16px;
  --fs: 18px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:var(--fs);background:var(--fondo);color:var(--texto);
  padding-bottom:96px;
}
body.grande{--fs:22px}
button{font:inherit;cursor:pointer;border:0}
[hidden]{display:none!important}

/* Cabecera */
.top{
  position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:10px;
  padding:12px 14px;padding-top:max(12px,env(safe-area-inset-top));
  background:var(--c);color:#fff;
}
.top h1{font-size:1.25em;margin:0;flex:1}
.btn-volver{
  flex:1;text-align:left;background:rgba(255,255,255,.18);color:#fff;
  padding:12px 14px;border-radius:12px;font-weight:700;font-size:1.05em;
}
.btn-atras{
  background:rgba(255,255,255,.22);color:#fff;border-radius:12px;padding:12px 14px;
  font-weight:800;white-space:nowrap;
}
.titulo-super{
  flex:1;min-width:0;font-weight:800;font-size:1.2em;text-align:center;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.btn-a{background:rgba(255,255,255,.18);color:#fff;border-radius:12px;padding:12px 14px;font-weight:800;min-width:56px}

/* Supermercados */
.grid-supers{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:14px}
.grid-supers button{
  min-height:84px;border-radius:var(--radio);color:#fff;font-weight:800;font-size:1.1em;
  padding:10px;box-shadow:0 2px 6px rgba(0,0,0,.12);
}

/* Buscador */
.buscador{display:flex;gap:8px;padding:12px 14px 4px}
.buscador input{
  flex:1;min-width:0;font-size:1.05em;padding:16px;border-radius:14px;
  border:2px solid var(--borde);background:#fff;outline:none;
}
.buscador input:focus{border-color:var(--c)}
.btn-mic{min-width:60px;border-radius:14px;background:#fff;border:2px solid var(--borde);font-size:1.4em}
.btn-mic.on{background:#ffebee;border-color:#e53935;animation:latido 1s infinite}
@keyframes latido{50%{transform:scale(1.08)}}

/* Categorías */
.cats{display:flex;gap:8px;overflow-x:auto;padding:10px 14px;scrollbar-width:none}
.cats::-webkit-scrollbar{display:none}
.cats button{
  flex:0 0 auto;padding:12px 16px;border-radius:999px;background:#fff;
  border:2px solid var(--borde);font-weight:600;white-space:nowrap;
}
.cats button.activa{background:var(--c);border-color:var(--c);color:#fff}

/* Productos */
.productos{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:6px 14px 14px}
body.grande .productos{grid-template-columns:repeat(2,1fr)}
.prod{
  position:relative;background:#fff;border:2px solid var(--borde);border-radius:var(--radio);
  padding:12px 6px;min-height:104px;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:6px;text-align:center;line-height:1.15;
  transition:transform .08s;
}
.prod:active{transform:scale(.95)}
.prod .emo{font-size:2em;line-height:1}
.prod .nom{font-size:.85em;font-weight:600}
.prod.en-lista{border-color:var(--c);background:color-mix(in srgb,var(--c) 8%,#fff)}
.prod .badge{
  position:absolute;top:6px;right:6px;background:var(--c);color:#fff;border-radius:999px;
  min-width:26px;height:26px;font-size:.8em;font-weight:800;display:flex;align-items:center;justify-content:center;padding:0 6px;
}
.prod.nuevo{grid-column:1/-1;flex-direction:row;min-height:64px;border-style:dashed}

/* Barra inferior */
.barra{
  position:fixed;left:0;right:0;bottom:0;padding:10px 14px;
  padding-bottom:max(10px,env(safe-area-inset-bottom));
  background:linear-gradient(transparent,var(--fondo) 30%);
}
.btn-ver{
  width:100%;background:var(--c);color:#fff;font-weight:800;font-size:1.15em;
  padding:18px;border-radius:var(--radio);box-shadow:0 4px 12px rgba(0,0,0,.2);
}
.btn-ver span{background:#fff;color:var(--c);border-radius:999px;padding:2px 12px;margin-left:6px}

/* Lista */
.titulo-lista{margin:16px 14px 4px;font-size:1.2em}
.grupo{margin:14px 14px 0}
.grupo h3{margin:0 0 6px;font-size:.9em;color:var(--suave);text-transform:uppercase;letter-spacing:.04em}
.item{
  display:flex;align-items:center;gap:10px;background:#fff;border:2px solid var(--borde);
  border-radius:14px;padding:8px 10px;margin-bottom:8px;
}
.item .check{
  flex:1;display:flex;align-items:center;gap:10px;background:none;text-align:left;padding:8px 0;min-height:48px;
}
.item .caja{
  flex:0 0 32px;height:32px;border-radius:8px;border:3px solid var(--borde);
  display:flex;align-items:center;justify-content:center;font-weight:900;color:#fff;
}
.item .emo{font-size:1.5em}
.item .nom{font-weight:600}
.item.hecho .caja{background:var(--c);border-color:var(--c)}
.item.hecho .nom{text-decoration:line-through;color:var(--suave)}
.item.hecho{opacity:.65}
.cant{display:flex;align-items:center;gap:4px}
.cant button{width:44px;height:44px;border-radius:12px;background:var(--fondo);font-size:1.3em;font-weight:800}
.cant b{min-width:28px;text-align:center}
.vacia{text-align:center;color:var(--suave);padding:40px 20px}
.vacia .emo{font-size:3em;display:block;margin-bottom:10px}

.acciones-lista{display:flex;flex-direction:column;gap:10px;padding:18px 14px}
.acciones-lista button{padding:16px;border-radius:14px;font-weight:700;font-size:1em}
.btn-wa{background:#25d366;color:#fff;font-size:1.1em!important}
.btn-sec{background:#fff;border:2px solid var(--borde)!important}
.btn-peligro{background:#fff;color:#c62828;border:2px solid #f3c7c7!important}

/* Aviso */
.toast{
  position:fixed;left:50%;bottom:100px;transform:translateX(-50%);z-index:20;
  background:#1a1a1a;color:#fff;padding:12px 20px;border-radius:999px;font-weight:600;
  box-shadow:0 4px 14px rgba(0,0,0,.25);max-width:90vw;text-align:center;
}

/* Supermercado con lista pendiente */
.grid-supers button small{display:block;font-weight:500;font-size:.72em;opacity:.9;margin-top:4px}

/* Sin conexión */
.offline{
  position:sticky;top:0;z-index:10;background:#37474f;color:#fff;text-align:center;
  padding:8px 12px;font-size:.85em;font-weight:600;
}

/* Aviso instalar */
.instalar{
  display:flex;align-items:center;gap:10px;background:#fff;border-bottom:2px solid var(--borde);
  padding:10px 12px;font-size:.88em;
}
.instalar .ico{font-size:1.6em}
.instalar .txt{flex:1;line-height:1.3}
.ios-share{display:inline-block;border:1.5px solid currentColor;border-radius:4px;padding:0 4px;font-size:.9em}
.btn-inst{background:var(--c);color:#fff;font-weight:700;border-radius:10px;padding:10px 14px}
.btn-x{background:none;color:var(--suave);font-size:1.1em;padding:8px}

/* Lista compartida */
.compartida{
  display:flex;align-items:center;gap:10px;justify-content:space-between;margin:8px 14px 0;
  padding:10px 12px;border-radius:12px;background:color-mix(in srgb,var(--c) 10%,#fff);
  border:2px solid color-mix(in srgb,var(--c) 35%,#fff);font-weight:600;font-size:.9em;
}
.compartida button{background:var(--c);color:#fff;border-radius:10px;padding:10px 12px;font-weight:700;white-space:nowrap}
.btn-familia{background:var(--c);color:#fff;font-size:1.1em!important}
.btn-link{background:none;color:var(--suave);text-decoration:underline;font-weight:500!important}

/* Icono del supermercado (lista con varios súpers) */
.ico-super{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  min-width:30px;height:30px;padding:0 5px;border-radius:999px;color:#fff;
  font-size:.7em;font-weight:800;letter-spacing:-.02em;line-height:1;
  box-shadow:0 0 0 2px #fff,0 1px 3px rgba(0,0,0,.25);
}
/* Logo (los iconos ya traen su círculo blanco) */
.ico-logo{background:none;padding:0;box-shadow:none;width:38px;min-width:38px;height:38px;border-radius:50%}
.ico-logo img{width:100%;height:100%;object-fit:contain;display:block;filter:drop-shadow(0 1px 2px rgba(0,0,0,.18))}
.filtro-supers button .ico-logo{width:28px;min-width:28px;height:28px}

/* Botón de súper con logo */
.grid-supers button.con-logo{
  background:#fff;color:var(--texto);border-bottom:6px solid var(--cs);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
}
.grid-supers button.con-logo{min-height:120px}
.grid-supers button.con-logo img{width:72px;height:72px;object-fit:contain;filter:drop-shadow(0 1px 3px rgba(0,0,0,.15))}
.grid-supers button.con-logo span{font-size:.75em;font-weight:700;color:var(--suave)}
.grid-supers button.con-logo small{color:var(--cs);opacity:1;font-weight:700}

.filtro-supers{padding-top:4px}
.filtro-supers button{display:inline-flex;align-items:center;gap:4px}
.filtro-supers button .ico-super{min-width:24px;height:24px;font-size:.65em;box-shadow:none}
.pista{margin:6px 14px 0;color:var(--suave);font-size:.85em}

/* Barra inferior en la pantalla de súpers: más hueco abajo para no tapar botones */
#vSupers .grid-supers{padding-bottom:20px}

/* Modo app instalada: respeta la muesca */
@media (display-mode: standalone){
  .offline,.instalar{padding-top:max(8px,env(safe-area-inset-top))}
}

@media (min-width:640px){
  body{max-width:640px;margin:0 auto}
  .barra{max-width:640px;margin:0 auto}
  .grid-supers{grid-template-columns:repeat(3,1fr)}
  .productos{grid-template-columns:repeat(4,1fr)}
}