body{
    margin: 0;
}

#header-voltec{
    background-image: url(./assets/images/sliders/slider-ingenieria.webp);
    background-size: cover;
    background-position: center;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

#contenedor-voltec{
    height: 100px;
    display: flex;
}

#contenedor-logo{
    width: 50%;
    height: 100px;
}

#logo-voltec{
    width: 280px;
    margin: 10px;
}

#contenedor-ul{
    width: fit-content;
    height: 100px;
    place-content: center;
    margin-inline-start: auto;
    margin-right: 30px;
}

#ul-lista{
    list-style: none;
    display: flex;
    margin: 0;
    color: white;
    padding: 0;
}

.elemento{
    font-size: 20px;
    margin-right: 15px;
}

#contenedor-titulo{
    color:white;
    height: 100vh;
    align-content: center;
}

#parrafo-titulo{
    width: 50%;
    font-size: 6em;
    margin-bottom: 40px;
    margin-left: 20px;
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
}

#boton-titulo-catalogo{
    border: 0;
    border-radius: 10px;
    width: 150px;
    height: 50px;
    margin-left: 50px;
    margin-bottom: 150px;
    font-size: 1em;
}

#contenedor-bienvenida{
    background-image: url(assets/images/sliders/slider-material-electrico.webp);
    background-position: center;
    background-size: cover;
    height: 100vh;
}

#texto-bienvenida{
    color: white;
    margin: 0;
    font-size: 40px;
    width: 70%;
    justify-self: center;
    text-align: center;
    font-family:system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.backdrop{
    width: 100%;
    height: 100vh;
    align-content: center;
    backdrop-filter: brightness(0.4);
    justify-items: center;
}

#contenedor-slide{
    background-color: grey;
    background-position: center;
    background-size: cover;
    color: white;
}

.contenido-slide{
    width: 70%;
    place-items: center;
}

#texto-slide{
    text-align: center;
    width: 70%;
}

.ul-slides{
    padding: 0;
}


.slide-li{
    text-align: center;
    list-style: none;
}

#contenedor-contacto{
    height: 100vh;
    color: azure;
    background-color: black;
    place-items: center;
}

#titulo-contacto{
    margin: 0;
    padding-top: 10%;
    margin-bottom: 2%;
    font-family: sans-serif;
    font-size: 40px;
}

#formulario-contacto{
    display: flex;
    flex-direction: column;
    width: 75%;
}

.inputs{
    width: 40%;
    height: 45px;
    border-radius: 10px;
    border: 0;
    padding-left: 15px;
}

#input-descripcion{
    width: 90%;
    height: 200px;
    border-radius: 10px;
    border: 0;
    padding-left: 15px;
}

#formulario-boton{
    width: 150px;
    height: 60px;
    border: 0;
    border-radius: 10px;
}

.formulario-etiquetas{
    margin: 15px 0 8px 0;
    font-family: sans-serif;
    font-size: 16px;
}

#formulario-boton{
    margin-top: 15px;
    align-self: center;
}

#catalogo-header{
    background-color: #111725;
    height: 110px;
}

#catalogo{
    background-color: #060a11;  /* 060a11*/
    color: aliceblue;
}

body{
    background-color: #060a11;
}

#catalogo-encabezado{
    justify-self: center;
    text-align: center;
    width: 80vw;
    margin-bottom: 15px;
    font-family: sans-serif;
}

#catalogo-categoria{
    margin: 0;
    padding-top: 30px;
    padding-bottom: 30px;
}

#catalogo-busqueda{
    display: flex;
    flex-direction: column;
    align-items: start;
}

#catalogo-opciones{
    display: flex;
    justify-content: space-between;
}

#catalogo-etiqueta-buscar{
    font-family: sans-serif;
    margin-bottom: 8px;
}

#catalogo-input-busqueda{
    height: 35px;
    border: 0;
    border-radius: 20px;
    padding-left: 15px;
    width: 30vw;
    background-color: rgba(126, 126, 126, 0.747);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 15px rgba(94, 94, 94, 0.897);
    color: white;
}

#catalogo-input-busqueda::placeholder{
    color: #a0a0a0;
}

#catalogo-ul{
    display: flex;
    place-items: center;
    align-items: flex-end;
}

.catalogo-li{
    list-style: none;
    margin-right: 20px;
}

#catalogo-contenedor{
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.producto{
    border: 1px solid black;
    height: 500px;
    width: 350px;
    margin: 10px;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(250, 248, 248, 0.1);
    padding: 20px;
    color: #fff;
    justify-content: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family:system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif
}

#foto-producto,
.foto-producto{
    width: 90%;
    height: 70%;
}

#titulo-producto,
.titulo-producto{
    margin: 0;
    font-size: 20px;
    margin-top: 5px;

}

#codigo-fabricante,
.codigo-fabricante{
    font-size: 10px;
    margin-bottom: 10px;
}

#contenedor-info,
.contenedor-info{
    display: flex;
    flex-direction: column;
}

#catalogo-titulo-descripcion,
.catalogo-titulo-descripcion{
    font-size: 12px;
    font-weight: 600;
    width: 65px;
}

#contenedor-descripcion,
.contenedor-descripcion{
    display: flex;
    width: 90%;
    margin-top: 5px;
}

#catalogo-descripcion,
.catalogo-descripcion{
    font-size: 12px;
    margin: 0;
    margin-left: 7px;
}

#contenedor-datasheets,
.contenedor-datasheets{
    display: flex;
    margin-top: 5px;
}

#datasheet-documento,
.datasheet-documento{
    font-size: 12px;
    margin: 0;
    margin-left: 7px;
}

#etiqueta-datasheet,
.etiqueta-datasheet{
    font-size: 12px;
    width: 65px;
}

#catalogo-añadir,
.catalogo-añadir{
    width: 150px;
    height: 40px;
    background-color: rgba(72, 123, 189, 0.8);
    border: 0;
    border-radius: 20px;
    box-shadow: 0 2px 15px rgba(250, 248, 248, 0.1);
    margin-top: 10px;
    color: white;
}

#imagen-producto,
.imagen-producto{
    width: 100%;
}

#contador-paginas{
    margin: 0;
    margin-top: 10px;
    margin-bottom: 10px;
    color: aliceblue;
    place-self: center;
    font-size: 22px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

#footer{
    height: 100px;
    display: flex;
    color: aliceblue;
    place-items: center;
    place-content: center;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.contacto-footer{
    margin-left: 10px;
    margin-right: 10px;
}

a{
    color: white;
    text-decoration: none;
}

#contenedor-cotizacion{
    color: aliceblue;
    place-items: center;
    display: flex;
    place-content: center;
    justify-content: space-around;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

.lista-cotizacion{
    width: 450px;
}

#item-cotizacion{
    display: flex;
    place-items: center;
    justify-self: center;
    padding: 10px;
    margin-bottom: 8px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(250, 248, 248, 0.1);
}

#foto-item{
    width: 100px;
    height: 100px;
    background-color: #a0a0a0;
}

#input-cantidad-item{
    height: 40px;
    width: 50px;
    border: 0;
    border-radius: 10px;
}

#cotizacion-cantidades{
    margin-left: 20px;
}

#divisor-cantidad{
    margin-left: 20px;
    place-items: center;
}

#icono-eliminar{
    margin-bottom: 0;
}

#contenedor-eliminar{
    margin-left: 20px;
}

#cod-item{
    margin: 0;
    font-size: 10px;
}

#titulo-item{
    margin: 0;
    font-size: 20px;
}

#form-cotizacion{
    display: flex;
    flex-direction: column;
}

.item-cot{
    margin-bottom: 5px;
    margin-top: 10px;
}

#texto-info-cot{
    width: 80%;
}

.input-it{
    width: 60%;
    height: 30px;
    border: 0;
    border-radius: 10px;
    padding-left: 10px;
}

.input-it-dt{
    width: 80%;
    height: 60px;
    border: 0;
    border-radius: 10px;
    padding-left: 10px;
}

#boton-enviar-cotizacion{
    width: 100px;
    height: 45px;
    border: 0;
    border-radius: 10px;
    margin-top: 25px;
    margin-bottom: 25px;
    place-self: end;
}

#vista-foto-info{
    display: flex;
    color: white;
    width: 90vw;
    place-self: center;
    margin-top: 30px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(250, 248, 248, 0.1);
}

#vista-imagen{
    width: 750px;
    margin-left: 30px;
}

#titulo-vista{
    font-size: 40px;
    margin-bottom: 0;
}

#vista-titulos{
    margin-left: 60px;
}

#detalles-vista{
    margin-top: 40px;
    width: 90%;
}

#añadir-cotizacion-vista{
    width: 200px;
    height: 60px;
    border: 0;
    border-radius: 10px;
    margin-top: 60px;
}

#productos-relacionados-vista{
    color: aliceblue;
    place-self: center;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;}

.producto-rel{
    border: 1px solid black;
    height: 500px;
    width: 350px;
    margin: 10px;
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(250, 248, 248, 0.1);
    padding: 20px;
    color: #fff;
    justify-content: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family:system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif
}

#titulos-relacionados-productos{
    place-items: center;
    color: aliceblue;
    font-size: 30px;
    margin-top: 30px;
    margin-bottom: 30px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    place-self: center;
}

@media (
    max-width: 600px
) {
    #parrafo-titulo{
        font-size: 55px;
        width: 80%;
    }

    .inputs{
        width: 100%;
    }

    #input-descripcion{
        width: 100%;
    }

    #catalogo-opciones{
        flex-direction: column;
        align-items: center;
        width: 90%;
        place-self: center;
    }

    #catalogo-encabezado{
        justify-content: center;
    }

    #catalogo-input-busqueda{
        width: 90%;
        place-self: center;
    }

    #catalogo-busqueda{
        width: 80%;
    }

    #contenedor-cotizacion{
        flex-direction: column;
    }

    #titulo-cotizacion-general{
        width: 60%;
        place-self: center;
    }

    #item-cotizacion{
        width: 80%;
    }

    #titulo-item{
        font-size: 15px;
        width: 95px;
    }

    #boton-enviar-cotizacion{
        place-self: center;
    }

    #contenedor-info-cotizacion{
        place-items: center;
    }

    #form-cotizacion{
        place-items: center;
    }
}

@media(max-width: 1200px){
    
    #vista-foto-info{
        flex-direction: column;
        margin-bottom: 20px;
    }

    #vista-imagen{
        width: 80vw;
    }

    #titulo-vista{
        margin-top: 0;
    }

    #añadir-cotizacion-vista{
        display: flex;
        margin-top: 10px;
        place-self: center;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
    }
}

.catalogo-mensaje{
    width: 100%;
    text-align: center;
    padding: 40px 20px;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

/* ===== Etapa 2: filtros dinámicos ultraligeros ===== */
#catalogo-filtros{
    display: flex;
    align-items: flex-end;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    width: 100%;
}

.catalogo-campo-filtro{
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    font-family: sans-serif;
}

.catalogo-campo-filtro select{
    height: 35px;
    min-width: 150px;
    border: 0;
    border-radius: 20px;
    padding: 0 14px;
    background-color: rgba(126, 126, 126, 0.747);
    color: white;
    box-shadow: 0 2px 15px rgba(94, 94, 94, 0.45);
}

.catalogo-campo-filtro select option{
    color: #111725;
    background: white;
}

.catalogo-acciones-filtro{
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 35px;
}

.catalogo-boton-filtro,
.catalogo-limpiar-filtro{
    border: 0;
    border-radius: 20px;
    padding: 9px 18px;
    font-family: sans-serif;
    font-size: 14px;
    text-decoration: none;
    cursor: pointer;
}

.catalogo-boton-filtro{
    background-color: rgba(72, 123, 189, 0.9);
    color: white;
}

.catalogo-limpiar-filtro{
    background-color: rgba(126, 126, 126, 0.45);
    color: white;
}

.catalogo-resultados{
    margin: 18px 0 0;
    font-size: 13px;
    color: #b9c1cd;
}

.catalogo-meta{
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 5px;
}

.catalogo-meta span{
    font-size: 10px;
    padding: 3px 8px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
}

#contador-paginas{
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: center;
}

#contador-paginas a,
#contador-paginas .pagina-actual{
    min-width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    text-decoration: none;
    color: aliceblue;
}

#contador-paginas .pagina-actual{
    background: rgba(72, 123, 189, 0.9);
}

@media (max-width: 900px){
    #catalogo-filtros{
        align-items: stretch;
    }

    #catalogo-busqueda,
    .catalogo-campo-filtro{
        width: 100%;
    }

    #catalogo-input-busqueda,
    .catalogo-campo-filtro select{
        width: 100%;
        box-sizing: border-box;
    }

    .catalogo-acciones-filtro{
        justify-content: center;
    }
}

/* ===== Etapa 6: tarjetas compactas y producto dinámico ===== */
.producto-imagen-link{
    display: block;
    width: 90%;
    height: 70%;
}

.producto-imagen-link .foto-producto{
    width: 100%;
    height: 100%;
}

.catalogo-descripcion{
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    line-height: 1.35;
    max-height: 4.05em;
    text-overflow: ellipsis;
}

.datasheet-documento{
    display: inline-flex;
    width: fit-content;
    color: #b9d6ff;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.producto-estado-pagina{
    min-height: 55vh;
    padding: 80px 20px;
    text-align: center;
    color: aliceblue;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.producto-volver,
.producto-volver-simple{
    display: inline-flex;
    align-items: center;
    width: fit-content;
    color: #b9d6ff;
    text-decoration: none;
}

.producto-volver{
    margin-top: 20px;
    padding: 10px 16px;
    border-radius: 18px;
    background: rgba(72, 123, 189, 0.35);
}

.producto-volver-simple{
    margin-top: 24px;
    font-size: 14px;
}

#vista-foto{
    width: 52%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 25px;
    box-sizing: border-box;
}

#vista-imagen{
    display: block;
    width: 100%;
    max-width: 750px;
    max-height: 700px;
    object-fit: contain;
    margin-left: 0;
}

#vista-titulos{
    width: 48%;
    margin-left: 0;
    padding: 25px 45px 30px;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.vista-sin-imagen{
    width: 100%;
    min-height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    color: #aeb7c5;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.vista-meta-producto{
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.vista-meta-producto span{
    padding: 5px 10px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.08);
    font-size: 12px;
}

.vista-seccion-titulo{
    margin-bottom: 8px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
    font-size: 13px;
}

.vista-descripcion-completa{
    margin-top: 0;
    line-height: 1.55;
    white-space: normal;
}

#datasheet-vista{
    margin-top: 20px;
}

.vista-datasheet-link{
    display: inline-flex;
    padding: 10px 16px;
    border-radius: 18px;
    background: rgba(72, 123, 189, 0.45);
    color: white;
    text-decoration: none;
}

@media(max-width: 1200px){
    #vista-foto,
    #vista-titulos{
        width: 100%;
    }

    #vista-titulos{
        padding: 20px 30px 30px;
    }

    #vista-imagen{
        width: 100%;
        max-width: 700px;
    }
}

@media(max-width: 600px){
    #vista-foto-info{
        width: 94vw;
    }

    #vista-foto{
        padding: 14px;
    }

    #vista-titulos{
        padding: 14px 18px 24px;
    }

    #titulo-vista{
        font-size: 30px;
    }

    #detalles-vista{
        width: 100%;
        margin-top: 24px;
    }
}


/* ===== Ajustes responsive del header ===== */
#contenedor-voltec{
    position: relative;
    align-items: center;
}

#ul-lista a{
    color: inherit;
    text-decoration: none;
}

.menu-toggle{
    display: none;
}

.contenedor-datasheets{
    align-items: baseline;
    gap: 4px;
}

.etiqueta-datasheet{
    flex: 0 0 auto;
}

@media (max-width: 720px){
    #contenedor-voltec{
        height: 82px;
        padding: 0 14px;
        box-sizing: border-box;
    }

    #catalogo-header{
        height: 82px;
    }

    #contenedor-logo{
        width: auto;
        height: auto;
        display: flex;
        align-items: center;
    }

    #logo-voltec{
        width: min(210px, 60vw);
        margin: 0;
        display: block;
    }

    .menu-toggle{
        width: 44px;
        height: 44px;
        margin-left: auto;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        padding: 0;
        border: 1px solid rgba(255, 255, 255, 0.22);
        border-radius: 10px;
        background: rgba(6, 10, 17, 0.72);
        cursor: pointer;
        position: relative;
        z-index: 1002;
    }

    .menu-toggle span{
        width: 22px;
        height: 2px;
        border-radius: 2px;
        background: white;
        transition: transform .18s ease, opacity .18s ease;
    }

    .menu-toggle.activo span:nth-child(1){
        transform: translateY(7px) rotate(45deg);
    }

    .menu-toggle.activo span:nth-child(2){
        opacity: 0;
    }

    .menu-toggle.activo span:nth-child(3){
        transform: translateY(-7px) rotate(-45deg);
    }

    #contenedor-ul{
        display: none;
        position: absolute;
        top: 72px;
        right: 14px;
        width: min(230px, calc(100vw - 28px));
        height: auto;
        margin: 0;
        padding: 8px;
        box-sizing: border-box;
        border: 1px solid rgba(255, 255, 255, 0.16);
        border-radius: 12px;
        background: rgba(17, 23, 37, 0.98);
        box-shadow: 0 12px 28px rgba(0, 0, 0, 0.35);
        z-index: 1001;
    }

    #contenedor-ul.menu-abierto{
        display: block;
    }

    #ul-lista{
        flex-direction: column;
        width: 100%;
    }

    .elemento{
        margin: 0;
        font-size: 17px;
    }

    .elemento a{
        display: block;
        padding: 12px 14px;
        border-radius: 8px;
    }

    .elemento a:hover,
    .elemento a:focus-visible{
        background: rgba(255, 255, 255, 0.08);
        outline: none;
    }
}

/* ===== Etapa 7: lista de cotización en sesión ===== */
.form-añadir-cotizacion{
    margin: 0;
    width: fit-content;
}

.form-añadir-cotizacion .catalogo-añadir{
    cursor: pointer;
}

.form-añadir-vista{
    margin-top: 0;
}

.cotizacion-aviso{
    width: fit-content;
    max-width: calc(100% - 40px);
    margin: 16px auto 0;
    padding: 10px 16px;
    border: 1px solid rgba(185, 214, 255, 0.35);
    border-radius: 14px;
    background: rgba(72, 123, 189, 0.22);
    color: aliceblue;
    text-align: center;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    box-sizing: border-box;
}

.cotizacion-aviso-producto,
.cotizacion-aviso-pagina{
    margin-top: 18px;
}

#contenedor-cotizacion{
    align-items: flex-start;
    min-height: 60vh;
    padding: 35px 20px;
    box-sizing: border-box;
}

#contenedor-lista-productos,
#contenedor-info-cotizacion{
    width: min(48%, 600px);
}

.cotizacion-titulo-acciones{
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 14px;
}

#titulo-cotizacion-general,
.titulo-cotizacion-info{
    margin: 0 0 14px;
}

.cotizacion-titulo-acciones #titulo-cotizacion-general{
    margin-bottom: 0;
}

.cotizacion-seguir{
    font-size: 13px;
    color: #b9d6ff;
}

.lista-cotizacion{
    width: 100%;
}

.item-cotizacion{
    display: grid;
    grid-template-columns: 86px minmax(0, 1fr) auto auto;
    gap: 16px;
    align-items: center;
    padding: 10px;
    margin-bottom: 8px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    box-shadow: 0 4px 30px rgba(250, 248, 248, 0.1);
}

.foto-item{
    width: 86px;
    height: 86px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 10px;
    background: rgba(255,255,255,.08);
}

.foto-item img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.foto-item span{
    padding: 8px;
    color: #b9c1cd;
    font-size: 11px;
    text-align: center;
}

.cotizacion-cantidades{
    min-width: 0;
}

.titulo-item{
    margin: 0;
    font-size: 18px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cod-item{
    display: block;
    margin-top: 5px;
    color: #b9c1cd;
    font-size: 11px;
}

.divisor-cantidad{
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
}

.cantidad-item{
    font-size: 11px;
    color: #b9c1cd;
}

.cotizacion-cantidad-form{
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.cotizacion-cantidad-form button,
.boton-eliminar-cotizacion{
    border: 1px solid rgba(255,255,255,.25);
    background: rgba(255,255,255,.08);
    color: white;
    cursor: pointer;
}

.cotizacion-cantidad-form button{
    width: 30px;
    height: 30px;
    border-radius: 50%;
    font-size: 18px;
    line-height: 1;
}

.cotizacion-cantidad-form output{
    min-width: 26px;
    text-align: center;
    font-size: 15px;
}

.boton-eliminar-cotizacion{
    width: 34px;
    height: 34px;
    border-radius: 50%;
    font-size: 23px;
    line-height: 1;
}

.boton-eliminar-cotizacion:hover,
.cotizacion-cantidad-form button:hover{
    background: rgba(72, 123, 189, 0.38);
}

.cotizacion-vacia{
    padding: 35px 20px;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 16px;
    text-align: center;
    color: aliceblue;
}

.cotizacion-vacia h2{
    margin-top: 0;
}

.cotizacion-vacia a{
    display: inline-block;
    margin-top: 8px;
    color: #b9d6ff;
}

#form-cotizacion textarea.input-it-dt{
    resize: vertical;
    min-height: 70px;
    padding-top: 9px;
    box-sizing: border-box;
}

#boton-enviar-cotizacion[aria-disabled="true"]{
    opacity: .55;
    cursor: not-allowed;
}

@media (max-width: 900px){
    #contenedor-cotizacion{
        flex-direction: column;
        gap: 35px;
    }

    #contenedor-lista-productos,
    #contenedor-info-cotizacion{
        width: min(100%, 620px);
    }

    .item-cotizacion{
        grid-template-columns: 72px minmax(0, 1fr) auto;
    }

    .foto-item{
        width: 72px;
        height: 72px;
    }

    .contenedor-eliminar{
        grid-column: 3;
    }

    .cotizacion-cantidades{
        grid-row: span 2;
    }
}

@media (max-width: 520px){
    .cotizacion-titulo-acciones{
        align-items: flex-start;
        flex-direction: column;
    }

    .item-cotizacion{
        grid-template-columns: 64px minmax(0, 1fr);
        gap: 10px;
    }

    .foto-item{
        width: 64px;
        height: 64px;
    }

    .cotizacion-cantidades{
        grid-row: auto;
    }

    .divisor-cantidad{
        grid-column: 1 / -1;
        flex-direction: row;
        justify-content: flex-start;
    }

    .contenedor-eliminar{
        grid-column: 2;
        grid-row: 2;
        justify-self: end;
    }

    .titulo-item{
        font-size: 15px;
    }

    .input-it,
    .input-it-dt{
        width: 100%;
        box-sizing: border-box;
    }
}


/* ===== Etapa 7.1: slider móvil de productos relacionados ===== */
.relacionados-seccion{
    width: 100%;
}

.relacionados-encabezado{
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.relacionados-controles{
    display: none;
}

@media (max-width: 720px){
    .relacionados-seccion{
        overflow: hidden;
    }

    .relacionados-encabezado{
        width: calc(100% - 28px);
        margin: 0 auto 14px;
        justify-content: space-between;
        gap: 12px;
    }

    #titulos-relacionados-productos{
        margin: 24px 0 10px;
        font-size: clamp(22px, 7vw, 30px);
        place-self: auto;
    }

    .relacionados-controles{
        display: flex;
        gap: 8px;
        flex: 0 0 auto;
    }

    .relacionados-flecha{
        width: 40px;
        height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border: 1px solid rgba(255,255,255,.24);
        border-radius: 50%;
        background: rgba(17,23,37,.82);
        color: white;
        font-size: 28px;
        line-height: 1;
        cursor: pointer;
        padding: 0 0 3px;
    }

    .relacionados-flecha:active{
        transform: scale(.96);
    }

    #productos-relacionados-vista.relacionados-slider{
        width: 100%;
        box-sizing: border-box;
        display: flex;
        flex-wrap: nowrap;
        justify-content: flex-start;
        gap: 14px;
        overflow-x: auto;
        overscroll-behavior-x: contain;
        scroll-snap-type: x mandatory;
        scroll-behavior: smooth;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
        padding: 4px max(9vw, 18px) 22px;
    }

    #productos-relacionados-vista.relacionados-slider::-webkit-scrollbar{
        display: none;
    }

    #productos-relacionados-vista .producto-rel{
        flex: 0 0 min(82vw, 330px);
        width: min(82vw, 330px);
        max-width: 330px;
        height: 500px;
        margin: 0;
        box-sizing: border-box;
        scroll-snap-align: center;
        scroll-snap-stop: always;
    }
}

/* Etapa 8: envío de solicitudes de cotización */
.cotizacion-form-errores,
.cotizacion-envio-exitoso{
    width: 100%;
    box-sizing: border-box;
    margin: 12px 0 16px;
    padding: 14px 16px;
    border: 1px solid rgba(255,255,255,.24);
    border-radius: 14px;
    background: rgba(255,255,255,.07);
    color: aliceblue;
}

.cotizacion-form-errores ul{
    margin: 8px 0 0;
    padding-left: 20px;
}

.cotizacion-envio-exitoso h3{
    margin-top: 0;
}

.cotizacion-envio-exitoso a{
    color: #b9d6ff;
}

.campo-trampa{
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

#boton-enviar-cotizacion:disabled{
    opacity: .5;
    cursor: not-allowed;
}

.cotizacion-ayuda-envio{
    display: block;
    margin-top: 8px;
    color: #b9c1cd;
    font-size: 12px;
}


/* Botón flotante de WhatsApp */
.whatsapp-flotante{
    position: fixed;
    right: 22px;
    bottom: 22px;
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    box-shadow: 0 6px 18px rgba(0, 0, 0, .25);
    z-index: 1200;
    text-decoration: none;
    transition: transform .18s ease, box-shadow .18s ease;
}

.whatsapp-flotante:hover,
.whatsapp-flotante:focus-visible{
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 8px 22px rgba(0, 0, 0, .3);
}

.whatsapp-flotante svg{
    width: 31px;
    height: 31px;
    fill: currentColor;
}

@media (max-width: 720px){
    .whatsapp-flotante{
        right: 16px;
        bottom: 16px;
        width: 54px;
        height: 54px;
    }

    .whatsapp-flotante svg{
        width: 29px;
        height: 29px;
    }
}

@media (prefers-reduced-motion: reduce){
    .whatsapp-flotante{
        transition: none;
    }
}


/* ===== Etapa 19: productos destacados en portada ===== */
#productos-destacados-inicio{padding:42px 5%;background:#f5f5f5}
.destacados-inicio-encabezado{display:flex;align-items:center;justify-content:space-between;gap:18px;max-width:1250px;margin:0 auto 22px}
.destacados-inicio-encabezado h2{margin:0}.destacados-inicio-encabezado a{color:inherit}
.destacados-inicio-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;max-width:1250px;margin:0 auto}
.destacado-inicio-card{display:flex;flex-direction:column;min-width:0;background:#fff;border:1px solid #ddd;border-radius:8px;overflow:hidden}
.destacado-inicio-imagen{display:flex;align-items:center;justify-content:center;aspect-ratio:4/3;padding:14px;background:#fff;text-decoration:none;color:#555}
.destacado-inicio-imagen img{width:100%;height:100%;object-fit:contain}
.destacado-inicio-info{display:flex;flex-direction:column;gap:7px;padding:16px;flex:1}.destacado-inicio-info h3{margin:0;font-size:1.05rem}.destacado-inicio-info>a{text-decoration:none;color:inherit}
.destacado-inicio-codigo,.destacado-inicio-datasheet{margin:0;font-size:.9rem}.destacado-inicio-descripcion{margin:0;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;overflow:hidden;line-height:1.4}
.destacado-inicio-card form{padding:0 16px 16px}.destacado-inicio-boton{width:100%;cursor:pointer}
@media(max-width:900px){.destacados-inicio-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){#productos-destacados-inicio{padding:30px 16px}.destacados-inicio-encabezado{align-items:flex-start;flex-direction:column}.destacados-inicio-grid{grid-template-columns:1fr}}

/* ===== Fase visual 21: portada + hero slider ===== */
#header-voltec.inicio-hero{
    position: relative;
    height: min(900px, 100svh);
    min-height: 620px;
    background: #0b1422;
    overflow: hidden;
    display: block;
}

.inicio-hero .inicio-nav{
    position: absolute;
    inset: 0 0 auto 0;
    z-index: 40;
    width: 100%;
    height: 96px;
    padding: 0 clamp(20px, 4vw, 64px);
    box-sizing: border-box;
    background: linear-gradient(180deg, rgba(4,10,20,.88) 0%, rgba(4,10,20,.40) 70%, transparent 100%);
}

.inicio-hero #contenedor-logo{
    display: flex;
    align-items: center;
}

.inicio-hero #logo-voltec{
    width: clamp(190px, 18vw, 280px);
    margin: 0;
    display: block;
}

.inicio-hero #contenedor-ul{
    height: 96px;
    margin-right: 0;
}

.inicio-hero #ul-lista{
    gap: 10px;
}

.inicio-hero .elemento{
    margin: 0;
    font-size: 17px;
}

.inicio-hero .elemento a{
    display: block;
    padding: 10px 13px;
    border-radius: 9px;
    transition: background-color .2s ease;
}

.inicio-hero .elemento a:hover,
.inicio-hero .elemento a[aria-current="page"]{
    background: rgba(255,255,255,.13);
}

.inicio-slider{
    position: relative;
    width: 100%;
    height: 100%;
    isolation: isolate;
    background: #0b1422;
}

.inicio-slide{
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    padding: 120px clamp(28px, 7vw, 120px) 80px;
    box-sizing: border-box;
    background-size: cover;
    background-position: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity .7s ease, visibility .7s ease;
}

.inicio-slide.activo{
    opacity: 1;
    visibility: visible;
    z-index: 2;
}

.inicio-slide--infra{
    background-image: url('./assets/images/sliders/slider-ingenieria.webp');
    background-position: center 58%;
}

.inicio-slide--electrico{
    background-image: url('./assets/images/sliders/slider-material-electrico.webp');
    background-position: center;
}

.inicio-slide--tecnologia{
    background-image: url('./assets/images/sliders/slider-tecnologia.webp');
}

.inicio-slide--tecnologia::after{
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
    background-size: 52px 52px;
    mask-image: linear-gradient(90deg, transparent 15%, #000 72%);
    pointer-events: none;
}

.inicio-slide-overlay{
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(4,9,17,.91) 0%, rgba(4,9,17,.72) 43%, rgba(4,9,17,.23) 72%, rgba(4,9,17,.35) 100%);
}

.inicio-slide--electrico .inicio-slide-overlay{
    background: linear-gradient(90deg, rgba(4,9,17,.91) 0%, rgba(4,9,17,.73) 47%, rgba(4,9,17,.22) 80%);
}

.inicio-slide-contenido{
    position: relative;
    z-index: 3;
    width: min(760px, 75%);
    color: #fff;
}

.inicio-slide-kicker{
    display: inline-block;
    margin-bottom: 16px;
    font: 700 13px/1.2 system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: #9fcaff;
}

.inicio-slide h1,
.inicio-slide h2{
    margin: 0;
    max-width: 760px;
    font: 800 clamp(42px, 6vw, 82px)/1.02 system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    letter-spacing: -.04em;
    text-wrap: balance;
}

.inicio-slide h2{
    font-size: clamp(38px, 5.2vw, 72px);
}

.inicio-slide p{
    max-width: 690px;
    margin: 24px 0 0;
    font: 400 clamp(17px, 1.6vw, 22px)/1.6 system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: rgba(255,255,255,.86);
}

.inicio-slide-acciones{
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
}

.inicio-cta{
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    padding: 0 22px;
    border-radius: 10px;
    font: 700 15px/1 system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    text-decoration: none;
    transition: transform .18s ease, background-color .18s ease, border-color .18s ease;
}

.inicio-cta:hover{
    transform: translateY(-2px);
}

.inicio-cta--principal{
    background: #347fdc;
    color: #fff;
}

.inicio-cta--principal:hover{
    background: #2c70c6;
}

.inicio-cta--secundario{
    border: 1px solid rgba(255,255,255,.45);
    background: rgba(8,17,30,.40);
    color: #fff;
    backdrop-filter: blur(8px);
}

.inicio-cta--secundario:hover{
    border-color: rgba(255,255,255,.8);
    background: rgba(8,17,30,.62);
}

.inicio-slider-flecha{
    position: absolute;
    z-index: 8;
    top: 50%;
    width: 48px;
    height: 48px;
    margin-top: -24px;
    border: 1px solid rgba(255,255,255,.28);
    border-radius: 50%;
    background: rgba(6,12,22,.38);
    color: #fff;
    font-size: 34px;
    line-height: 1;
    cursor: pointer;
    backdrop-filter: blur(7px);
}

.inicio-slider-flecha:hover{
    background: rgba(6,12,22,.72);
}

.inicio-slider-flecha--anterior{left: 20px}
.inicio-slider-flecha--siguiente{right: 20px}

.inicio-slider-indicadores{
    position: absolute;
    z-index: 8;
    left: 50%;
    bottom: 28px;
    display: flex;
    gap: 8px;
    transform: translateX(-50%);
}

.inicio-slider-punto{
    width: 10px;
    height: 10px;
    padding: 0;
    border: 1px solid rgba(255,255,255,.8);
    border-radius: 999px;
    background: transparent;
    cursor: pointer;
    transition: width .2s ease, background-color .2s ease;
}

.inicio-slider-punto.activo{
    width: 30px;
    background: #fff;
}

.inicio-presentacion{
    max-width: 1000px;
    margin: 0 auto;
    padding: clamp(58px, 8vw, 100px) 24px;
    text-align: center;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.inicio-presentacion-etiqueta{
    margin: 0 0 10px;
    color: #347fdc;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: .16em;
    text-transform: uppercase;
}

.inicio-presentacion h2{
    margin: 0 auto;
    max-width: 850px;
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.15;
    color: #3d516e;
}

.inicio-presentacion > p:last-child{
    max-width: 820px;
    margin: 22px auto 0;
    font-size: clamp(17px, 1.5vw, 20px);
    line-height: 1.7;
    color: #536176;
}

@media (max-width: 720px){
    #header-voltec.inicio-hero{
        min-height: 620px;
        height: 100svh;
        max-height: 820px;
    }

    .inicio-hero .inicio-nav{
        height: 82px;
        padding: 0 14px;
    }

    .inicio-hero #contenedor-ul{
        height: auto;
        margin-right: 0;
    }

    .inicio-slide{
        align-items: flex-end;
        padding: 120px 22px 92px;
        background-position: center;
    }

    .inicio-slide--infra{
        background-position: 58% center;
    }

    .inicio-slide--electrico{
        background-position: 63% center;
    }

    .inicio-slide-overlay,
    .inicio-slide--electrico .inicio-slide-overlay{
        background: linear-gradient(0deg, rgba(4,9,17,.96) 0%, rgba(4,9,17,.77) 46%, rgba(4,9,17,.28) 83%, rgba(4,9,17,.38) 100%);
    }

    .inicio-slide-contenido{
        width: 100%;
    }

    .inicio-slide h1,
    .inicio-slide h2{
        font-size: clamp(36px, 10vw, 52px);
    }

    .inicio-slide p{
        margin-top: 18px;
        font-size: 16px;
        line-height: 1.55;
    }

    .inicio-slide-acciones{
        margin-top: 24px;
    }

    .inicio-cta{
        min-height: 46px;
        padding: 0 18px;
    }

    .inicio-slider-flecha{
        display: none;
    }

    .inicio-slider-indicadores{
        bottom: 28px;
    }
}

@media (prefers-reduced-motion: reduce){
    .inicio-slide,
    .inicio-cta,
    .inicio-slider-punto{
        transition: none;
    }
}


/* ===== Fase visual 22: header + navegación ===== */
#catalogo-header{
    position: sticky;
    top: 0;
    z-index: 1200;
    height: 88px;
    background: rgba(10, 20, 35, .97);
    border-bottom: 1px solid rgba(255,255,255,.09);
    box-shadow: 0 8px 28px rgba(4, 10, 20, .12);
}

#catalogo-header #contenedor-voltec{
    width: min(100%, 1440px);
    height: 88px;
    margin: 0 auto;
    padding: 0 clamp(18px, 4vw, 58px);
    box-sizing: border-box;
}

#catalogo-header #contenedor-logo{
    width: auto;
    height: auto;
    display: flex;
    align-items: center;
}

#catalogo-header #logo-voltec{
    width: clamp(180px, 17vw, 245px);
    margin: 0;
    display: block;
}

#catalogo-header #contenedor-ul{
    height: 88px;
    margin-right: 0;
}

#ul-lista{
    align-items: center;
    gap: 7px;
}

.elemento{
    margin: 0;
    font-size: 16px;
}

.nav-link{
    position: relative;
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    gap: 8px;
    padding: 0 14px !important;
    box-sizing: border-box;
    border-radius: 11px !important;
    color: #fff !important;
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    transition: background-color .18s ease, transform .18s ease, color .18s ease;
}

.nav-link:hover,
.nav-link:focus-visible{
    background: rgba(255,255,255,.10) !important;
    transform: translateY(-1px);
    outline: none;
}

.nav-link[aria-current="page"]{
    background: #2f7fdf !important;
    box-shadow: 0 7px 20px rgba(47,127,223,.24);
}

.nav-cotizacion{
    padding-right: 10px !important;
}

.nav-contador{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 7px;
    box-sizing: border-box;
    border-radius: 999px;
    background: #fff;
    color: #10213a;
    font-size: 12px;
    font-weight: 800;
}

/* En el hero el menú conserva transparencia, pero usa el mismo lenguaje visual. */
.inicio-hero .nav-link{
    color: #fff !important;
}

.inicio-hero .nav-link[aria-current="page"]{
    background: rgba(47,127,223,.92) !important;
}

@media (max-width: 720px){
    #catalogo-header{
        height: 76px;
    }

    #catalogo-header #contenedor-voltec{
        height: 76px;
        padding: 0 14px;
    }

    #catalogo-header #logo-voltec{
        width: min(190px, 56vw);
    }

    #contenedor-ul{
        top: 68px;
        right: 12px;
        width: min(280px, calc(100vw - 24px));
        padding: 9px;
        border-radius: 14px;
        background: rgba(12, 24, 41, .99);
        box-shadow: 0 18px 44px rgba(0,0,0,.38);
    }

    #ul-lista{
        gap: 3px;
    }

    .nav-link{
        width: 100%;
        min-height: 46px;
        justify-content: space-between;
        padding: 0 13px !important;
        border-radius: 10px !important;
    }

    .nav-link:hover,
    .nav-link:focus-visible{
        transform: none;
    }

    .menu-toggle{
        border-color: rgba(255,255,255,.18);
        background: rgba(7,14,25,.76);
        box-shadow: 0 6px 18px rgba(0,0,0,.18);
    }
}

/* ===== Fase visual 22.1: ajustes móvil + formularios glass ===== */

/* Formulario de contacto de portada: glassmorphism ligero */
#contenedor-contacto{
    min-height: 100svh;
    height: auto;
    padding: clamp(70px, 8vw, 110px) 22px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at 15% 15%, rgba(47,127,223,.22), transparent 34%),
        radial-gradient(circle at 85% 78%, rgba(68,167,222,.14), transparent 30%),
        #060a11;
}

#titulo-contacto{
    padding: 0;
    margin: 0 0 28px;
    color: #f4f8ff;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: clamp(32px, 5vw, 48px);
    letter-spacing: -.02em;
}

#formulario-contacto{
    width: min(760px, 100%);
    padding: clamp(22px, 4vw, 38px);
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.20);
    border-radius: 26px;
    background: linear-gradient(145deg, rgba(255,255,255,.11), rgba(255,255,255,.045));
    box-shadow: 0 24px 70px rgba(0,0,0,.30), inset 0 1px 0 rgba(255,255,255,.12);
    backdrop-filter: blur(18px) saturate(135%);
    -webkit-backdrop-filter: blur(18px) saturate(135%);
}

#formulario-contacto .inputs,
#formulario-contacto #input-descripcion{
    width: 100%;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 14px;
    background: rgba(5,13,24,.55);
    color: #f7fbff;
    outline: none;
    font: 500 15px/1.4 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
}

#formulario-contacto .inputs{
    min-height: 50px;
    height: 50px;
    padding: 0 15px;
}

#formulario-contacto #input-descripcion{
    min-height: 145px;
    height: 145px;
    padding: 14px 15px;
    resize: vertical;
}

#formulario-contacto .inputs:focus,
#formulario-contacto #input-descripcion:focus{
    border-color: rgba(99,166,246,.88);
    background: rgba(8,20,36,.72);
    box-shadow: 0 0 0 4px rgba(47,127,223,.15);
}

#formulario-contacto .formulario-etiquetas{
    margin: 16px 0 7px;
    color: #dce9f8;
    font: 650 14px/1.4 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#formulario-contacto #formulario-boton{
    width: 100%;
    min-height: 52px;
    height: auto;
    margin: 26px 0 0;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 14px;
    background: linear-gradient(135deg, #347fdc, #245fa8);
    color: #fff;
    font: 750 15px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    cursor: pointer;
    box-shadow: 0 12px 28px rgba(47,127,223,.24);
}

/* Formulario real de solicitud de cotización: Liquid Glass sobrio */
#contenedor-info-cotizacion{
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: clamp(22px, 3vw, 34px);
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.18);
    border-radius: 26px;
    background: linear-gradient(145deg, rgba(255,255,255,.105), rgba(255,255,255,.04));
    box-shadow: 0 22px 65px rgba(0,0,0,.28), inset 0 1px 0 rgba(255,255,255,.10);
    backdrop-filter: blur(18px) saturate(135%);
    -webkit-backdrop-filter: blur(18px) saturate(135%);
}

#contenedor-info-cotizacion::before{
    content: "";
    position: absolute;
    z-index: -1;
    width: 270px;
    height: 270px;
    top: -150px;
    right: -100px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(61,144,239,.27), rgba(61,144,239,0) 70%);
    pointer-events: none;
}

#contenedor-info-cotizacion .titulo-cotizacion-info{
    margin-bottom: 10px;
    font-size: clamp(25px, 3vw, 34px);
    letter-spacing: -.02em;
}

#texto-info-cot{
    width: 100%;
    margin: 0 0 22px;
    color: #c8d3e1;
    line-height: 1.65;
}

#form-cotizacion{
    width: 100%;
    gap: 0;
}

#form-cotizacion .item-cot{
    margin: 16px 0 7px;
    color: #dce8f6;
    font: 650 14px/1.4 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#form-cotizacion .input-it,
#form-cotizacion .input-it-dt{
    width: 100%;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 14px;
    background: rgba(5,13,24,.55);
    color: #f7fbff;
    outline: none;
    font: 500 15px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
}

#form-cotizacion .input-it{
    height: 50px;
    padding: 0 15px;
}

#form-cotizacion .input-it-dt{
    min-height: 125px;
    height: 125px;
    padding: 14px 15px;
    resize: vertical;
}

#form-cotizacion .input-it::placeholder,
#form-cotizacion .input-it-dt::placeholder,
#formulario-contacto .inputs::placeholder,
#formulario-contacto #input-descripcion::placeholder{
    color: rgba(223,233,245,.52);
}

#form-cotizacion .input-it:focus,
#form-cotizacion .input-it-dt:focus{
    border-color: rgba(99,166,246,.88);
    background: rgba(8,20,36,.72);
    box-shadow: 0 0 0 4px rgba(47,127,223,.15);
}

#form-cotizacion #boton-enviar-cotizacion{
    width: 100%;
    min-height: 52px;
    height: auto;
    margin: 26px 0 0;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 14px;
    background: linear-gradient(135deg, #347fdc, #245fa8);
    color: #fff;
    font: 750 15px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    cursor: pointer;
    box-shadow: 0 12px 28px rgba(47,127,223,.24);
    transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
}

#form-cotizacion #boton-enviar-cotizacion:not(:disabled):hover{
    transform: translateY(-1px);
    box-shadow: 0 16px 34px rgba(47,127,223,.30);
}

#form-cotizacion #boton-enviar-cotizacion:disabled{
    background: rgba(255,255,255,.10);
    color: rgba(255,255,255,.45);
    box-shadow: none;
}

@media (max-width: 720px){
    /* El menú móvil ocupa todo el ancho de su panel, también en Catálogo/Cotización. */
    #catalogo-header #contenedor-ul,
    .inicio-hero #contenedor-ul{
        width: min(320px, calc(100vw - 24px));
        max-width: calc(100vw - 24px);
        height: auto;
    }

    #catalogo-header #ul-lista,
    .inicio-hero #ul-lista{
        width: 100%;
        align-items: stretch;
    }

    #catalogo-header .elemento,
    .inicio-hero .elemento{
        width: 100%;
    }

    #catalogo-header .nav-link,
    .inicio-hero .nav-link{
        width: 100%;
    }

    /* Flechas del slider visibles en móvil, compactas y translúcidas. */
    .inicio-slider-flecha{
        display: inline-flex;
        align-items: center;
        justify-content: center;
        top: 46%;
        width: 40px;
        height: 40px;
        margin-top: -20px;
        padding: 0 0 3px;
        border-color: rgba(255,255,255,.35);
        background: rgba(5,12,22,.48);
        font-size: 28px;
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }

    .inicio-slider-flecha--anterior{ left: 9px; }
    .inicio-slider-flecha--siguiente{ right: 9px; }

    #contenedor-info-cotizacion{
        width: 100%;
        padding: 22px 17px;
        border-radius: 22px;
    }

    #contenedor-contacto{
        padding-inline: 16px;
    }

    #formulario-contacto{
        padding: 20px 16px;
        border-radius: 22px;
    }
}

@media (max-width: 380px){
    .inicio-slider-flecha{
        width: 36px;
        height: 36px;
        margin-top: -18px;
        font-size: 25px;
    }
}

/* ===== Visual 22.2: atención sutil para WhatsApp ===== */
.whatsapp-flotante::after{
    content: "";
    position: absolute;
    inset: -3px;
    border: 2px solid rgba(37, 211, 102, .62);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
    transform: scale(.96);
    animation: whatsapp-pulso-suave 5.2s ease-out infinite;
}

.whatsapp-flotante svg{
    animation: whatsapp-saludo-suave 5.2s ease-in-out infinite;
    transform-origin: 50% 70%;
}

.whatsapp-flotante:hover::after,
.whatsapp-flotante:focus-visible::after{
    animation-play-state: paused;
    opacity: 0;
}

.whatsapp-flotante:hover svg,
.whatsapp-flotante:focus-visible svg{
    animation-play-state: paused;
}

@keyframes whatsapp-pulso-suave{
    0%, 70%{
        opacity: 0;
        transform: scale(.96);
    }
    74%{
        opacity: .5;
        transform: scale(1);
    }
    88%{
        opacity: 0;
        transform: scale(1.48);
    }
    100%{
        opacity: 0;
        transform: scale(1.48);
    }
}

@keyframes whatsapp-saludo-suave{
    0%, 70%, 100%{ transform: rotate(0deg) scale(1); }
    75%{ transform: rotate(-6deg) scale(1.03); }
    78%{ transform: rotate(6deg) scale(1.03); }
    81%{ transform: rotate(-3deg) scale(1.02); }
    84%{ transform: rotate(0deg) scale(1); }
}

@media (prefers-reduced-motion: reduce){
    .whatsapp-flotante::after,
    .whatsapp-flotante svg{
        animation: none;
    }
}

/* ===== Fase visual 23: catálogo + tarjetas ===== */
#catalogo{
    min-height: 70vh;
    padding-bottom: 36px;
    background:
        radial-gradient(circle at 10% 8%, rgba(47,127,223,.10), transparent 26%),
        radial-gradient(circle at 92% 32%, rgba(67,161,214,.06), transparent 24%),
        #060a11;
}

#catalogo-encabezado{
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto 26px;
    text-align: left;
}

#catalogo-categoria{
    padding: 34px 0 20px;
    color: #f6f9fd;
    font: 750 clamp(30px, 4vw, 44px)/1.1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: -.025em;
}

#catalogo-filtros{
    display: grid;
    grid-template-columns: minmax(240px, 2fr) repeat(3, minmax(145px, 1fr)) auto;
    align-items: end;
    gap: 12px;
    width: 100%;
    padding: 18px;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 20px;
    background: linear-gradient(145deg, rgba(255,255,255,.075), rgba(255,255,255,.03));
    box-shadow: 0 18px 48px rgba(0,0,0,.20), inset 0 1px 0 rgba(255,255,255,.08);
    backdrop-filter: blur(14px) saturate(125%);
    -webkit-backdrop-filter: blur(14px) saturate(125%);
}

#catalogo-busqueda,
.catalogo-campo-filtro{
    width: 100%;
    gap: 7px;
}

#catalogo-etiqueta-buscar,
.catalogo-campo-filtro label{
    margin: 0;
    color: #d9e5f3;
    font: 650 12px/1.3 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: .025em;
}

#catalogo-input-busqueda,
.catalogo-campo-filtro select{
    width: 100%;
    min-width: 0;
    height: 46px;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 12px;
    padding: 0 13px;
    background: rgba(5,13,24,.58);
    color: #f4f8fd;
    box-shadow: none;
    outline: none;
    font: 500 14px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    transition: border-color .16s ease, box-shadow .16s ease, background-color .16s ease;
}

#catalogo-input-busqueda:focus,
.catalogo-campo-filtro select:focus{
    border-color: rgba(95,162,241,.86);
    background: rgba(8,20,36,.80);
    box-shadow: 0 0 0 3px rgba(47,127,223,.13);
}

.catalogo-acciones-filtro{
    min-height: 46px;
    gap: 8px;
    align-self: end;
}

.catalogo-boton-filtro,
.catalogo-limpiar-filtro{
    min-height: 46px;
    box-sizing: border-box;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    padding: 0 15px;
    font: 700 13px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    transition: transform .16s ease, background-color .16s ease, box-shadow .16s ease;
}

.catalogo-boton-filtro{
    background: linear-gradient(135deg, #347fdc, #2869b6);
    box-shadow: 0 8px 20px rgba(47,127,223,.20);
}

.catalogo-limpiar-filtro{
    border: 1px solid rgba(255,255,255,.11);
    background: rgba(255,255,255,.065);
}

.catalogo-boton-filtro:hover,
.catalogo-limpiar-filtro:hover{
    transform: translateY(-1px);
}

.catalogo-resultados{
    margin: 14px 3px 0;
    color: #aebdce;
    font: 500 13px/1.4 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#catalogo-contenedor{
    width: min(1240px, calc(100% - 36px));
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    align-items: stretch;
}

.producto{
    position: relative;
    width: auto;
    height: auto;
    min-width: 0;
    min-height: 560px;
    margin: 0;
    padding: 16px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 20px;
    background: linear-gradient(155deg, rgba(255,255,255,.075), rgba(255,255,255,.025));
    box-shadow: 0 16px 42px rgba(0,0,0,.22), inset 0 1px 0 rgba(255,255,255,.07);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.producto::before{
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(101,171,248,.52), transparent);
    pointer-events: none;
}

@media (hover:hover){
    .producto:hover{
        transform: translateY(-4px);
        border-color: rgba(98,164,239,.29);
        box-shadow: 0 22px 52px rgba(0,0,0,.30), 0 0 0 1px rgba(47,127,223,.05);
    }
}

.producto-imagen-link{
    width: 100%;
    height: 245px;
    border-radius: 15px;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 40%, rgba(255,255,255,.10), transparent 64%),
        rgba(255,255,255,.035);
}

.producto-imagen-link .foto-producto,
.foto-producto{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.imagen-producto{
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 13px;
    box-sizing: border-box;
    transition: transform .22s ease;
}

@media (hover:hover){
    .producto:hover .imagen-producto{
        transform: scale(1.025);
    }
}

.contenedor-info{
    flex: 1;
    width: 100%;
    padding: 16px 3px 0;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.contenedor-info > a{
    color: inherit;
    text-decoration: none;
}

.titulo-producto{
    min-height: 47px;
    margin: 0;
    color: #f4f8fd;
    font: 720 18px/1.3 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: -.012em;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.codigo-fabricante{
    display: block;
    margin: 7px 0 0;
    color: #a9b9cb;
    font: 550 11px/1.35 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    text-transform: none;
}

.catalogo-meta{
    gap: 6px;
    margin: 10px 0 0;
}

.catalogo-meta span{
    padding: 5px 8px;
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 999px;
    background: rgba(255,255,255,.055);
    color: #c7d7e8;
    font: 600 10px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.contenedor-descripcion{
    width: 100%;
    margin: 14px 0 0;
    display: block;
}

.catalogo-titulo-descripcion{
    display: block;
    width: auto;
    margin: 0 0 4px;
    color: #dfe9f5;
    font: 680 11px/1.35 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.catalogo-descripcion{
    min-height: 51px;
    margin: 0;
    color: #aebccc;
    font: 450 12px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    -webkit-line-clamp: 3;
}

.contenedor-datasheets{
    width: 100%;
    margin: 12px 0 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.etiqueta-datasheet{
    width: auto;
    color: #dfe9f5;
    font: 680 11px/1.35 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.datasheet-documento{
    margin: 0;
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 0 9px;
    border: 1px solid rgba(92,161,242,.22);
    border-radius: 999px;
    background: rgba(47,127,223,.10);
    color: #8fc4ff;
    font: 700 11px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    text-decoration: none;
    transition: background-color .16s ease, border-color .16s ease;
}

.datasheet-documento:hover{
    background: rgba(47,127,223,.18);
    border-color: rgba(92,161,242,.38);
}

.form-añadir-cotizacion{
    width: 100%;
    margin-top: 16px;
}

.form-añadir-cotizacion .catalogo-añadir,
.catalogo-añadir{
    width: 100%;
    height: 46px;
    margin: 0;
    border: 1px solid rgba(255,255,255,.10);
    border-radius: 13px;
    background: linear-gradient(135deg, #347fdc, #2867b1);
    color: #fff;
    box-shadow: 0 9px 24px rgba(47,127,223,.20);
    font: 720 13px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    cursor: pointer;
    transition: transform .16s ease, box-shadow .16s ease, filter .16s ease;
}

@media (hover:hover){
    .form-añadir-cotizacion .catalogo-añadir:hover,
    .catalogo-añadir:hover{
        transform: translateY(-1px);
        box-shadow: 0 13px 28px rgba(47,127,223,.28);
        filter: brightness(1.05);
    }
}

#contador-paginas{
    margin: 28px auto 14px;
    gap: 7px;
    font-size: 14px;
}

#contador-paginas a,
#contador-paginas .pagina-actual{
    min-width: 36px;
    height: 36px;
    border: 1px solid rgba(255,255,255,.10);
    border-radius: 10px;
    background: rgba(255,255,255,.045);
    font: 650 13px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#contador-paginas a:hover{
    background: rgba(255,255,255,.09);
}

#contador-paginas .pagina-actual{
    border-color: rgba(78,146,226,.45);
    background: linear-gradient(135deg, rgba(52,127,220,.96), rgba(40,103,177,.96));
}

@media (max-width: 1050px){
    #catalogo-filtros{
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .catalogo-acciones-filtro{
        justify-content: flex-start;
    }

    #catalogo-contenedor{
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px){
    #catalogo-encabezado,
    #catalogo-contenedor{
        width: min(100% - 28px, 560px);
    }

    #catalogo-categoria{
        padding-top: 26px;
    }

    #catalogo-filtros{
        grid-template-columns: 1fr;
        padding: 14px;
        border-radius: 18px;
    }

    .catalogo-acciones-filtro{
        width: 100%;
        display: grid;
        grid-template-columns: 1fr 1fr;
    }

    .catalogo-boton-filtro,
    .catalogo-limpiar-filtro{
        width: 100%;
    }

    #catalogo-contenedor{
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .producto{
        min-height: 0;
        padding: 14px;
        border-radius: 18px;
    }

    .producto-imagen-link{
        height: clamp(220px, 70vw, 310px);
    }

    .titulo-producto{
        min-height: 0;
        font-size: 18px;
    }
}

@media (prefers-reduced-motion: reduce){
    .producto,
    .imagen-producto,
    .catalogo-boton-filtro,
    .catalogo-limpiar-filtro,
    .catalogo-añadir{
        transition: none;
    }
}

/* ===== Fase visual 24: página individual de producto ===== */
#vista-producto{
    width: 100%;
    padding: 42px 0 24px;
    box-sizing: border-box;
}

#vista-foto-info{
    width: min(1180px, calc(100% - 40px));
    min-height: 590px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.04fr) minmax(390px, .96fr);
    align-items: stretch;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.11);
    border-radius: 26px;
    background:
        radial-gradient(circle at 12% 8%, rgba(79,143,223,.10), transparent 35%),
        linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.025));
    box-shadow: 0 22px 65px rgba(0,0,0,.26);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

#vista-foto{
    width: auto;
    min-width: 0;
    padding: 34px;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at 50% 42%, rgba(255,255,255,.10), transparent 52%),
        rgba(255,255,255,.018);
    border-right: 1px solid rgba(255,255,255,.08);
}

#vista-imagen{
    width: 100%;
    max-width: 620px;
    height: clamp(390px, 45vw, 540px);
    max-height: 540px;
    margin: 0;
    padding: clamp(12px, 2vw, 24px);
    box-sizing: border-box;
    object-fit: contain;
    filter: drop-shadow(0 18px 26px rgba(0,0,0,.22));
}

.vista-sin-imagen{
    min-height: 430px;
    border: 1px dashed rgba(255,255,255,.14);
    border-radius: 22px;
    background: rgba(255,255,255,.025);
}

#vista-titulos{
    width: auto;
    min-width: 0;
    margin: 0;
    padding: 38px 42px 40px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    color: #f5f8fc;
}

.producto-volver-simple{
    margin: 0 0 22px;
    padding: 7px 11px;
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 999px;
    background: rgba(255,255,255,.035);
    color: #a9cfff;
    font: 650 12px/1.1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    transition: background-color .16s ease, border-color .16s ease, transform .16s ease;
}

@media (hover:hover){
    .producto-volver-simple:hover{
        transform: translateX(-2px);
        border-color: rgba(93,162,244,.25);
        background: rgba(74,139,216,.10);
    }
}

#titulo-vista{
    margin: 0;
    color: #f7f9fc;
    font: 760 clamp(30px, 3.25vw, 48px)/1.08 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: -.035em;
    text-wrap: balance;
}

.vista-meta-producto{
    margin-top: 21px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.vista-meta-producto span{
    padding: 7px 10px;
    border: 1px solid rgba(255,255,255,.085);
    border-radius: 999px;
    background: rgba(255,255,255,.045);
    color: #c4d1df;
    font: 620 11px/1.15 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#detalles-vista{
    width: 100%;
    margin: 28px 0 0;
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,.08);
}

.vista-seccion-titulo{
    margin: 0 0 9px;
    color: #dbe7f4;
    font: 750 11px/1.2 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: .11em;
}

.vista-descripcion-completa{
    margin: 0;
    color: #acbbc9;
    font: 450 14px/1.72 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

#datasheet-vista{
    margin: 24px 0 0;
}

.vista-datasheet-link{
    min-height: 42px;
    padding: 0 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(93,162,244,.25);
    border-radius: 12px;
    background: rgba(49,126,217,.10);
    color: #9bcaff;
    font: 700 12px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    text-decoration: none;
    transition: background-color .16s ease, border-color .16s ease, transform .16s ease;
}

.vista-datasheet-link::before{
    content: "PDF";
    margin-right: 9px;
    padding: 4px 6px;
    border-radius: 6px;
    background: rgba(255,255,255,.08);
    color: #ddecff;
    font-size: 9px;
    letter-spacing: .07em;
}

@media (hover:hover){
    .vista-datasheet-link:hover{
        transform: translateY(-1px);
        border-color: rgba(93,162,244,.42);
        background: rgba(49,126,217,.18);
    }
}

.form-añadir-vista{
    width: 100%;
    margin-top: auto;
    padding-top: 30px;
}

#añadir-cotizacion-vista{
    width: 100%;
    min-height: 54px;
    height: auto;
    margin: 0;
    padding: 0 20px;
    border: 1px solid rgba(255,255,255,.12);
    border-radius: 15px;
    background: linear-gradient(135deg, #347fdc, #2867b1);
    color: #fff;
    box-shadow: 0 12px 30px rgba(47,127,223,.24);
    font: 760 14px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    cursor: pointer;
    transition: transform .16s ease, box-shadow .16s ease, filter .16s ease;
}

@media (hover:hover){
    #añadir-cotizacion-vista:hover{
        transform: translateY(-1px);
        box-shadow: 0 16px 36px rgba(47,127,223,.32);
        filter: brightness(1.05);
    }
}

.cotizacion-aviso-producto{
    width: min(1180px, calc(100% - 40px));
    margin: 20px auto 0;
    box-sizing: border-box;
}

/* Productos relacionados */
.relacionados-seccion{
    width: min(1180px, calc(100% - 40px));
    margin: 18px auto 52px;
}

.relacionados-encabezado{
    min-height: 62px;
    justify-content: space-between;
}

#titulos-relacionados-productos{
    margin: 0;
    color: #eef4fb;
    font: 750 clamp(22px, 2.2vw, 30px)/1.2 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: -.02em;
}

#productos-relacionados-vista{
    width: 100%;
    margin-top: 8px;
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    color: #fff;
}

.producto-rel{
    width: auto;
    height: auto;
    min-height: 455px;
    margin: 0;
    padding: 14px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.09);
    border-radius: 20px;
    background: linear-gradient(150deg, rgba(255,255,255,.05), rgba(255,255,255,.022));
    box-shadow: 0 12px 30px rgba(0,0,0,.16);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.producto-rel .producto-imagen-link{
    width: 100%;
    height: 210px;
    display: block;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 15px;
    background: radial-gradient(circle at 50% 45%, rgba(255,255,255,.10), rgba(255,255,255,.025) 68%);
}

.producto-rel .contenedor-info{
    padding-top: 13px;
}

.producto-rel .titulo-producto{
    font-size: 15px;
    min-height: 39px;
}

.producto-rel .catalogo-descripcion{
    font-size: 11px;
    min-height: 48px;
}

.producto-rel .form-añadir-cotizacion{
    margin-top: auto;
    padding-top: 14px;
}

@media (hover:hover){
    .producto-rel:hover{
        transform: translateY(-3px);
        border-color: rgba(95,161,239,.24);
        box-shadow: 0 18px 38px rgba(0,0,0,.23);
    }

    .producto-rel:hover .imagen-producto{
        transform: scale(1.025);
    }
}

.producto-estado-pagina{
    width: min(720px, calc(100% - 40px));
    min-height: 52vh;
    margin: 40px auto;
    padding: 70px 30px;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.09);
    border-radius: 24px;
    background: rgba(255,255,255,.035);
}

@media (max-width: 980px){
    #vista-foto-info{
        grid-template-columns: 1fr;
        min-height: 0;
    }

    #vista-foto{
        border-right: 0;
        border-bottom: 1px solid rgba(255,255,255,.08);
    }

    #vista-imagen{
        height: min(56vw, 500px);
        min-height: 340px;
    }

    #vista-titulos{
        padding: 30px 34px 34px;
    }

    .form-añadir-vista{
        margin-top: 0;
    }

    #productos-relacionados-vista{
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 720px){
    #vista-producto{
        padding: 22px 0 8px;
    }

    #vista-foto-info{
        width: calc(100% - 28px);
        border-radius: 21px;
    }

    #vista-foto{
        padding: 18px;
    }

    #vista-imagen{
        height: min(84vw, 390px);
        min-height: 260px;
        padding: 8px;
    }

    #vista-titulos{
        padding: 23px 19px 24px;
    }

    .producto-volver-simple{
        margin-bottom: 17px;
    }

    #titulo-vista{
        font-size: clamp(28px, 8vw, 36px);
    }

    .vista-meta-producto{
        margin-top: 17px;
    }

    #detalles-vista{
        margin-top: 22px;
        padding-top: 20px;
    }

    .vista-descripcion-completa{
        font-size: 13px;
        line-height: 1.68;
    }

    .form-añadir-vista{
        padding-top: 24px;
    }

    #añadir-cotizacion-vista{
        min-height: 52px;
    }

    .relacionados-seccion{
        width: 100%;
        margin: 12px auto 38px;
        overflow: hidden;
    }

    .relacionados-encabezado{
        width: calc(100% - 28px);
        min-height: 56px;
        margin: 0 auto;
    }

    #productos-relacionados-vista.relacionados-slider{
        display: flex;
        width: 100%;
        margin-top: 2px;
        gap: 14px;
        padding: 4px max(9vw,18px) 22px;
    }

    #productos-relacionados-vista .producto-rel{
        flex: 0 0 min(82vw, 330px);
        width: min(82vw, 330px);
        min-height: 450px;
        max-width: 330px;
    }

    #productos-relacionados-vista .producto-rel .producto-imagen-link{
        height: 220px;
    }

    .cotizacion-aviso-producto{
        width: calc(100% - 28px);
    }
}

@media (max-width: 420px){
    .vista-meta-producto span{
        font-size: 10px;
        padding: 6px 8px;
    }

    .vista-datasheet-link{
        width: 100%;
        box-sizing: border-box;
    }
}

@media (prefers-reduced-motion: reduce){
    .producto-volver-simple,
    .vista-datasheet-link,
    #añadir-cotizacion-vista,
    .producto-rel{
        transition: none;
    }
}

/* =========================================================
   Fase Visual 25 - Cotización y formulario
   ========================================================= */

#contenedor-cotizacion{
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
    padding: 38px 0 58px;
    display: grid;
    grid-template-columns: minmax(0, 1.15fr) minmax(350px, .85fr);
    gap: 28px;
    align-items: start;
    justify-content: initial;
    place-content: initial;
    place-items: initial;
}

#contenedor-lista-productos{
    width: 100%;
    min-width: 0;
    padding: clamp(20px, 2.6vw, 30px);
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.09);
    border-radius: 26px;
    background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.025));
    box-shadow: 0 18px 54px rgba(0,0,0,.20), inset 0 1px 0 rgba(255,255,255,.06);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

#contenedor-info-cotizacion{
    width: 100%;
    position: sticky;
    top: 132px;
}

.cotizacion-titulo-acciones{
    min-height: 46px;
    margin-bottom: 20px;
}

#titulo-cotizacion-general{
    color: #f4f8fd;
    font: 780 clamp(27px, 3vw, 36px)/1.12 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    letter-spacing: -.025em;
}

.cotizacion-seguir{
    min-height: 38px;
    padding: 0 13px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(99,166,246,.18);
    border-radius: 11px;
    background: rgba(48,120,207,.08);
    color: #bcdcff;
    font: 680 12px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    text-decoration: none;
    white-space: nowrap;
    transition: border-color .16s ease, background-color .16s ease, transform .16s ease;
}

.lista-cotizacion{
    width: 100%;
}

#contenedor-lista-productos .lista-cotizacion{
    display: grid;
    gap: 12px;
}

.item-cotizacion{
    grid-template-columns: 92px minmax(0,1fr) auto auto;
    gap: 15px;
    min-height: 116px;
    margin: 0;
    padding: 12px;
    box-sizing: border-box;
    border: 1px solid rgba(255,255,255,.085);
    border-radius: 18px;
    background: rgba(4,12,22,.34);
    box-shadow: 0 9px 28px rgba(0,0,0,.14);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: border-color .16s ease, background-color .16s ease, transform .16s ease;
}

.foto-item{
    width: 92px;
    height: 92px;
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 14px;
    background: radial-gradient(circle at 50% 45%, rgba(255,255,255,.10), rgba(255,255,255,.025) 70%);
}

.foto-item img{
    padding: 5px;
    box-sizing: border-box;
}

.cotizacion-cantidades{
    align-self: center;
}

.cotizacion-cantidades a{
    display: inline-block;
    max-width: 100%;
}

.titulo-item{
    max-width: 100%;
    color: #eef5fc;
    font: 720 16px/1.28 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
}

.cod-item{
    margin-top: 7px;
    color: #8fa3b8;
    font: 570 11px/1.35 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.divisor-cantidad{
    min-width: 108px;
    gap: 7px;
}

.cantidad-item{
    color: #90a5ba;
    font: 650 10px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.cotizacion-cantidad-form{
    gap: 0;
    min-height: 36px;
    padding: 3px;
    border: 1px solid rgba(255,255,255,.10);
    border-radius: 999px;
    background: rgba(255,255,255,.045);
}

.cotizacion-cantidad-form button{
    width: 30px;
    height: 30px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: #d8e8f9;
    font-size: 18px;
    transition: background-color .14s ease, color .14s ease, transform .14s ease;
}

.cotizacion-cantidad-form output{
    min-width: 32px;
    color: #fff;
    font: 720 14px/1 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.contenedor-eliminar{
    align-self: center;
}

.boton-eliminar-cotizacion{
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255,112,112,.17);
    background: rgba(187,50,50,.08);
    color: #ffb7b7;
    font-size: 21px;
    transition: background-color .16s ease, border-color .16s ease, transform .16s ease;
}

.cotizacion-vacia{
    min-height: 220px;
    padding: 42px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border: 1px dashed rgba(255,255,255,.14);
    border-radius: 18px;
    background: rgba(255,255,255,.025);
    color: #b9c7d6;
}

.cotizacion-vacia h2{
    margin: 0 0 7px;
    color: #eef5fc;
    font-size: 21px;
}

.cotizacion-vacia p{
    max-width: 430px;
    margin: 0;
    line-height: 1.55;
}

.cotizacion-vacia a{
    min-height: 40px;
    margin-top: 18px;
    padding: 0 15px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    background: rgba(48,120,207,.13);
    color: #bcdcff;
}

.cotizacion-form-errores{
    border-color: rgba(255,112,112,.20);
    background: rgba(154,39,39,.10);
    color: #ffd2d2;
}

.cotizacion-envio-exitoso{
    border-color: rgba(91,207,152,.22);
    background: rgba(33,132,88,.11);
    color: #d8ffec;
}

.cotizacion-ayuda-envio{
    margin-top: 10px;
    color: #8ea1b5;
    text-align: center;
    line-height: 1.45;
}

@media (hover:hover){
    .item-cotizacion:hover{
        transform: translateY(-1px);
        border-color: rgba(99,166,246,.18);
        background: rgba(8,19,33,.44);
    }

    .cotizacion-seguir:hover{
        transform: translateY(-1px);
        border-color: rgba(99,166,246,.34);
        background: rgba(48,120,207,.14);
    }

    .cotizacion-cantidad-form button:hover{
        background: rgba(70,139,223,.17);
        color: #fff;
    }

    .boton-eliminar-cotizacion:hover{
        transform: scale(1.04);
        border-color: rgba(255,112,112,.34);
        background: rgba(187,50,50,.16);
    }
}

@media (max-width: 980px){
    #contenedor-cotizacion{
        grid-template-columns: 1fr;
        width: min(720px, calc(100% - 32px));
        gap: 24px;
        padding-top: 28px;
    }

    #contenedor-info-cotizacion{
        position: relative;
        top: auto;
    }
}

@media (max-width: 620px){
    #contenedor-cotizacion{
        width: calc(100% - 24px);
        padding: 20px 0 38px;
        gap: 18px;
    }

    #contenedor-lista-productos{
        padding: 16px 13px;
        border-radius: 21px;
    }

    .cotizacion-titulo-acciones{
        min-height: 0;
        gap: 11px;
        margin-bottom: 16px;
    }

    #titulo-cotizacion-general{
        font-size: 27px;
    }

    .cotizacion-seguir{
        min-height: 36px;
        font-size: 11px;
    }

    .item-cotizacion{
        grid-template-columns: 72px minmax(0,1fr) auto;
        min-height: 100px;
        gap: 11px;
        padding: 10px;
        border-radius: 16px;
    }

    .foto-item{
        width: 72px;
        height: 72px;
    }

    .titulo-item{
        font-size: 14px;
    }

    .divisor-cantidad{
        grid-column: 2 / 3;
        min-width: 0;
        flex-direction: row;
        justify-content: flex-start;
        align-items: center;
    }

    .cantidad-item{
        display: none;
    }

    .contenedor-eliminar{
        grid-column: 3;
        grid-row: 1 / span 2;
        align-self: center;
        justify-self: end;
    }

    .boton-eliminar-cotizacion{
        width: 34px;
        height: 34px;
    }

    #contenedor-info-cotizacion{
        border-radius: 21px;
    }
}

@media (max-width: 390px){
    .item-cotizacion{
        grid-template-columns: 62px minmax(0,1fr) 32px;
        gap: 9px;
        padding: 9px;
    }

    .foto-item{
        width: 62px;
        height: 62px;
    }

    .cotizacion-cantidad-form button{
        width: 28px;
        height: 28px;
    }

    .cotizacion-cantidad-form output{
        min-width: 28px;
    }
}

@media (prefers-reduced-motion: reduce){
    .item-cotizacion,
    .cotizacion-seguir,
    .cotizacion-cantidad-form button,
    .boton-eliminar-cotizacion{
        transition: none;
    }
}

/* =========================================================
   FASE VISUAL 26 · CONTACTO + FOOTER
   ========================================================= */

/* Contacto de inicio: información + formulario glass */
#contenedor-contacto{
    width: min(1180px, calc(100% - 40px));
    margin: 70px auto;
    padding: 42px;
    display: grid;
    grid-template-columns: minmax(0, .9fr) minmax(360px, 1.1fr);
    gap: 42px;
    align-items: center;
    border-radius: 30px;
    background:
        radial-gradient(circle at 8% 10%, rgba(44, 133, 255, .18), transparent 36%),
        rgba(14, 22, 38, .72);
    border: 1px solid rgba(255,255,255,.10);
    box-shadow: 0 28px 80px rgba(0,0,0,.28);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.contacto-home-info{
    min-width: 0;
}

.contacto-home-kicker{
    display: inline-flex;
    padding: 7px 11px;
    margin-bottom: 12px;
    border-radius: 999px;
    background: rgba(50, 132, 255, .13);
    border: 1px solid rgba(96, 159, 255, .22);
    color: #9dc5ff;
    font-size: .76rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

#contenedor-contacto #titulo-contacto{
    margin: 0 0 14px;
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.02;
    text-align: left;
}

.contacto-home-info > p{
    margin: 0;
    max-width: 590px;
    color: rgba(239, 245, 255, .74);
    font-size: 1rem;
    line-height: 1.75;
}

.contacto-home-canales{
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 28px;
}

.contacto-home-canal{
    min-width: 0;
    min-height: 86px;
    padding: 15px 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    text-decoration: none;
    color: #f5f8ff;
    border: 1px solid rgba(255,255,255,.09);
    border-radius: 17px;
    background: rgba(255,255,255,.045);
    transition: transform .18s ease, border-color .18s ease, background .18s ease;
}

.contacto-home-canal:hover,
.contacto-home-canal:focus-visible{
    transform: translateY(-2px);
    border-color: rgba(91, 156, 255, .42);
    background: rgba(72, 139, 240, .09);
}

.contacto-home-canal span{
    color: rgba(212, 224, 244, .62);
    font-size: .74rem;
    font-weight: 800;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.contacto-home-canal strong{
    overflow-wrap: anywhere;
    font-size: .92rem;
    line-height: 1.35;
}

.contacto-home-canal--whatsapp{
    border-color: rgba(70, 209, 128, .2);
}

.contacto-home-canal--whatsapp:hover,
.contacto-home-canal--whatsapp:focus-visible{
    border-color: rgba(70, 209, 128, .42);
    background: rgba(70, 209, 128, .08);
}

.contacto-home-canal--texto{
    cursor: default;
}

#contenedor-contacto #formulario-contacto{
    width: 100%;
    margin: 0;
}

#contenedor-contacto #input-descripcion{
    resize: vertical;
}

/* Footer público compartido */
.footer-publico{
    position: relative;
    margin-top: 76px;
    color: #eef4ff;
    background:
        radial-gradient(circle at 80% 0%, rgba(39, 116, 226, .14), transparent 30%),
        #080e18;
    border-top: 1px solid rgba(255,255,255,.08);
}

.footer-publico__interior{
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
    padding: 52px 0 42px;
    display: grid;
    grid-template-columns: minmax(260px, 1.5fr) minmax(160px, .7fr) minmax(260px, 1fr);
    gap: 48px;
}

.footer-publico__marca{
    max-width: 430px;
}

.footer-publico__logo{
    display: inline-flex;
    margin-bottom: 18px;
}

.footer-publico__logo img{
    display: block;
    width: min(190px, 58vw);
    height: auto;
}

.footer-publico__marca p{
    margin: 0;
    max-width: 390px;
    color: rgba(218, 229, 245, .65);
    font-size: .92rem;
    line-height: 1.7;
}

.footer-publico__bloque{
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 11px;
    min-width: 0;
}

.footer-publico__bloque h2{
    margin: 0 0 7px;
    color: rgba(255,255,255,.94);
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .09em;
    text-transform: uppercase;
}

.footer-publico__bloque > a{
    color: rgba(222, 232, 247, .72);
    text-decoration: none;
    font-size: .9rem;
    line-height: 1.45;
    transition: color .18s ease, transform .18s ease;
}

.footer-publico__bloque > a:hover,
.footer-publico__bloque > a:focus-visible{
    color: #fff;
    transform: translateX(2px);
}

.footer-publico__contacto > a{
    display: flex;
    flex-direction: column;
    gap: 2px;
    overflow-wrap: anywhere;
}

.footer-publico__contacto span,
.footer-publico__direccion span{
    color: rgba(133, 179, 247, .72);
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.footer-publico__direccion{
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin: 4px 0 0;
    color: rgba(222, 232, 247, .72);
    font-size: .88rem;
    line-height: 1.5;
}

.footer-publico__inferior{
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
    padding: 18px 0 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    border-top: 1px solid rgba(255,255,255,.07);
}

.footer-publico__inferior p{
    margin: 0;
    color: rgba(208, 220, 239, .5);
    font-size: .78rem;
}

.footer-publico__inferior a{
    color: rgba(219, 232, 251, .66);
    font-size: .78rem;
    text-decoration: none;
}

.footer-publico__inferior a:hover,
.footer-publico__inferior a:focus-visible{
    color: #fff;
}

/* El footer antiguo queda fuera de uso en páginas ya migradas. */
#footer{
    display: none;
}

@media (max-width: 900px){
    #contenedor-contacto{
        grid-template-columns: 1fr;
        gap: 28px;
        padding: 32px;
    }

    .footer-publico__interior{
        grid-template-columns: 1.3fr .7fr;
    }

    .footer-publico__contacto{
        grid-column: 1 / -1;
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        column-gap: 24px;
    }

    .footer-publico__contacto h2{
        grid-column: 1 / -1;
    }
}

@media (max-width: 620px){
    #contenedor-contacto{
        width: calc(100% - 24px);
        margin: 46px auto;
        padding: 24px 18px;
        border-radius: 23px;
    }

    .contacto-home-canales{
        grid-template-columns: 1fr;
    }

    .footer-publico{
        margin-top: 54px;
    }

    .footer-publico__interior{
        width: calc(100% - 32px);
        padding: 40px 0 32px;
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-publico__contacto{
        grid-column: auto;
        grid-template-columns: 1fr;
    }

    .footer-publico__contacto h2{
        grid-column: auto;
    }

    .footer-publico__inferior{
        width: calc(100% - 32px);
        padding: 18px 0 24px;
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

/* =========================================================
   FASE VISUAL 27 · REVISIÓN RESPONSIVE GENERAL
   ========================================================= */
html{max-width:100%;overflow-x:hidden}
body{max-width:100%;overflow-x:clip}
img,video,svg{max-width:100%}

@media (min-width:721px) and (max-width:1024px){
  #catalogo-header #contenedor-voltec,.inicio-hero .inicio-nav{padding-left:24px;padding-right:24px}
  #catalogo-header #logo-voltec,.inicio-hero #logo-voltec{width:clamp(175px,22vw,215px)}
  .inicio-slide{padding-left:7vw;padding-right:7vw}
  .inicio-slide-contenido{width:min(82%,700px)}
  .inicio-slide h1,.inicio-slide h2{font-size:clamp(42px,6.6vw,66px)}
  .inicio-slide p{max-width:620px;font-size:18px}
  #catalogo{padding-left:22px;padding-right:22px;box-sizing:border-box}
  #catalogo-filtros{grid-template-columns:repeat(2,minmax(0,1fr))}
  .catalogo-acciones-filtro{grid-column:1/-1;justify-content:flex-end}
  #catalogo-contenedor{grid-template-columns:repeat(2,minmax(0,1fr))}
  #vista-foto-info,.relacionados-seccion,.cotizacion-aviso-producto{width:min(760px,calc(100% - 40px))}
  #contenedor-cotizacion,#contenedor-contacto{width:min(760px,calc(100% - 40px))}
  .footer-publico__interior,.footer-publico__inferior{width:min(920px,calc(100% - 40px))}
}

@media (max-width:720px){
  body{-webkit-text-size-adjust:100%}
  button,input,select,textarea{font-size:16px}
  .nav-link,.menu-toggle,.inicio-slider-flecha,.catalogo-boton-filtro,.catalogo-limpiar-filtro,.inicio-cta,.vista-datasheet-link,#añadir-cotizacion-vista,#boton-enviar-cotizacion,.cotizacion-seguir{min-height:44px}

  #catalogo-header,#catalogo-header #contenedor-voltec{height:76px}
  #catalogo-header #contenedor-voltec,.inicio-hero .inicio-nav{padding-left:14px;padding-right:14px}
  #catalogo-header #logo-voltec,.inicio-hero #logo-voltec{width:clamp(150px,48vw,190px)}
  #catalogo-header #contenedor-ul,.inicio-hero #contenedor-ul{max-height:calc(100svh - 92px);overflow-y:auto;overscroll-behavior:contain}
  #catalogo-header #ul-lista,.inicio-hero #ul-lista,#catalogo-header .elemento,.inicio-hero .elemento{width:100%}
  #catalogo-header .nav-link,.inicio-hero .nav-link,.inicio-hero .elemento a{width:100%;box-sizing:border-box}

  #header-voltec.inicio-hero{min-height:590px;height:min(780px,100svh)}
  .inicio-hero .inicio-nav{height:76px}
  .inicio-slide{padding:104px 20px 88px}
  .inicio-slide-contenido{max-width:620px}
  .inicio-slide-kicker{margin-bottom:11px;font-size:11px}
  .inicio-slide h1,.inicio-slide h2{max-width:100%;font-size:clamp(32px,10.2vw,46px);line-height:1.04}
  .inicio-slide p{max-width:560px;margin-top:15px;font-size:15px;line-height:1.5}
  .inicio-slide-acciones{gap:9px;margin-top:20px}
  .inicio-slider-flecha{top:45%}
  .inicio-slider-indicadores{bottom:20px}
  .inicio-presentacion{padding:48px 18px}
  .inicio-presentacion h2{font-size:clamp(27px,8vw,36px)}
  .inicio-presentacion>p:last-child{margin-top:16px;font-size:15px;line-height:1.65}
  #productos-destacados-inicio{padding-left:14px;padding-right:14px}
  .destacados-inicio-grid{gap:15px}

  #catalogo{width:100%;padding-left:12px;padding-right:12px;box-sizing:border-box}
  #catalogo-encabezado,#catalogo-contenedor{width:100%;box-sizing:border-box}
  #catalogo-categoria{font-size:clamp(27px,8vw,36px);overflow-wrap:anywhere}
  #catalogo-filtros{padding:15px;gap:12px;border-radius:19px}
  #catalogo-input-busqueda,.catalogo-campo-filtro select{min-height:46px;width:100%;box-sizing:border-box}
  .catalogo-acciones-filtro{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;width:100%}
  .catalogo-boton-filtro,.catalogo-limpiar-filtro{width:100%;padding-left:10px;padding-right:10px}
  #catalogo-contenedor{gap:16px}
  #contador-paginas{max-width:100%;flex-wrap:wrap;justify-content:center;gap:7px;padding-left:8px;padding-right:8px;box-sizing:border-box}
  #contador-paginas a,#contador-paginas .pagina-actual{min-width:42px;min-height:42px;display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box}

  #vista-foto-info{width:calc(100% - 24px)}
  #vista-foto{min-height:280px}
  #vista-imagen{max-width:100%}
  #vista-titulos{overflow-wrap:anywhere}
  .vista-meta-producto{gap:6px}
  .vista-meta-producto span{max-width:100%;overflow-wrap:anywhere}
  .relacionados-encabezado{gap:10px}
  .relacionados-controles{flex:0 0 auto}

  #contenedor-cotizacion{width:calc(100% - 20px)}
  .cotizacion-titulo-acciones{align-items:flex-start;flex-wrap:wrap}
  .cotizacion-seguir{white-space:normal;text-align:center}
  .titulo-item,.cod-item{overflow-wrap:anywhere}
  #contenedor-info-cotizacion,#contenedor-lista-productos{max-width:100%}
  #form-cotizacion .input-it,#form-cotizacion .input-it-dt{width:100%;box-sizing:border-box}

  #contenedor-contacto{width:calc(100% - 20px);padding:22px 16px}
  #contenedor-contacto #titulo-contacto{font-size:clamp(29px,9vw,40px)}
  .contacto-home-canal{min-height:78px}
  .footer-publico__interior,.footer-publico__inferior{width:calc(100% - 28px)}
  .footer-publico__logo img{width:min(180px,58vw)}
  .whatsapp-flotante{right:max(14px,env(safe-area-inset-right));bottom:max(14px,env(safe-area-inset-bottom))}
}

@media (max-width:420px){
  #header-voltec.inicio-hero{min-height:560px}
  .inicio-slide{padding-left:17px;padding-right:17px;padding-bottom:78px}
  .inicio-slide h1,.inicio-slide h2{font-size:clamp(29px,9.7vw,39px)}
  .inicio-slide p{font-size:14px}
  .inicio-slide-acciones{display:grid;grid-template-columns:1fr;width:min(100%,330px)}
  .inicio-cta{width:100%;box-sizing:border-box}
  .inicio-slider-flecha{width:38px;height:38px;font-size:26px}
  .inicio-slider-flecha--anterior{left:6px}.inicio-slider-flecha--siguiente{right:6px}
  .catalogo-acciones-filtro{grid-template-columns:1fr}
  #catalogo-contenedor{gap:14px}
  #vista-foto-info{width:calc(100% - 18px);border-radius:18px}
  #vista-foto{padding:12px;min-height:245px}
  #vista-imagen{min-height:220px;height:min(78vw,330px)}
  #vista-titulos{padding:20px 15px 21px}
  #productos-relacionados-vista .producto-rel{flex-basis:min(86vw,315px);width:min(86vw,315px)}
  .item-cotizacion{grid-template-columns:58px minmax(0,1fr) 32px}
  .foto-item{width:58px;height:58px}
  #contenedor-contacto{width:calc(100% - 16px);padding:20px 14px;border-radius:20px}
  .footer-publico__interior,.footer-publico__inferior{width:calc(100% - 24px)}
}

@media (max-width:900px) and (max-height:560px) and (orientation:landscape){
  #header-voltec.inicio-hero{height:auto;min-height:560px}
  .inicio-slide{padding-top:94px;padding-bottom:64px;align-items:center}
  .inicio-slide h1,.inicio-slide h2{font-size:clamp(30px,6vw,44px)}
  .inicio-slide p{margin-top:10px;font-size:14px}
  .inicio-slide-acciones{margin-top:14px}
}

/* =========================================================
   FASE VISUAL 31 · CONSISTENCIA FINAL / ACCESIBILIDAD
   Ajustes de pulido que no modifican la estructura funcional.
   ========================================================= */

:root{
  --voltec-focus:rgba(96,165,250,.95);
  --voltec-focus-ring:rgba(59,130,246,.22);
  --voltec-radius-control:12px;
  --voltec-transition-fast:.18s ease;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{max-width:100%}
img{display:block}
button,input,select,textarea{font:inherit}
button,a{-webkit-tap-highlight-color:transparent}
::selection{background:rgba(59,130,246,.30);color:#fff}

/* Foco visible uniforme para navegación con teclado */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible{
  outline:2px solid var(--voltec-focus);
  outline-offset:3px;
}

/* Controles públicos: sensación y tamaño consistentes */
.inicio-cta,
.catalogo-boton-filtro,
.catalogo-limpiar-filtro,
.catalogo-añadir,
.vista-añadir,
.cotizacion-seguir,
#form-cotizacion button,
#form-contacto button,
.footer-publico a,
.relacionados-control,
.inicio-slider-flecha{
  transition:transform var(--voltec-transition-fast),
             filter var(--voltec-transition-fast),
             border-color var(--voltec-transition-fast),
             background-color var(--voltec-transition-fast),
             box-shadow var(--voltec-transition-fast),
             opacity var(--voltec-transition-fast);
}

button:disabled,input:disabled,select:disabled,textarea:disabled{
  cursor:not-allowed;
  opacity:.58;
}

input::placeholder,textarea::placeholder{color:rgba(203,213,225,.58);opacity:1}

/* Mantiene la lectura cómoda en textos extensos */
.catalogo-descripcion,
#vista-descripcion,
.cotizacion-mensaje,
.contacto-home-texto,
.footer-publico p{
  text-wrap:pretty;
}

/* Evita que URLs/códigos largos rompan layouts */
.catalogo-codigo,
.cod-item,
.vista-meta-producto,
.footer-publico,
#form-cotizacion,
#form-contacto{
  overflow-wrap:anywhere;
}

/* Estados de enlace secundarios coherentes */
.catalogo-datasheet a,
.vista-datasheet a,
.footer-publico a{
  text-underline-offset:3px;
}

/* Scrollbars discretas donde existe desplazamiento horizontal */
#productos-relacionados-vista,
.menu-principal{
  scrollbar-width:thin;
  scrollbar-color:rgba(148,163,184,.30) transparent;
}
#productos-relacionados-vista::-webkit-scrollbar,
.menu-principal::-webkit-scrollbar{height:6px;width:6px}
#productos-relacionados-vista::-webkit-scrollbar-thumb,
.menu-principal::-webkit-scrollbar-thumb{background:rgba(148,163,184,.28);border-radius:999px}

/* Evita saltos incómodos cuando se navega hacia elementos con header sticky */
[id]{scroll-margin-top:96px}

@media (hover:hover) and (pointer:fine){
  .inicio-cta:hover,
  .catalogo-boton-filtro:hover,
  .catalogo-añadir:hover,
  .vista-añadir:hover,
  #form-cotizacion button:hover,
  #form-contacto button:hover{
    transform:translateY(-1px);
  }
}

@media (max-width:720px){
  input,select,textarea{font-size:16px} /* evita zoom automático en iOS */
  .inicio-cta,
  .catalogo-boton-filtro,
  .catalogo-limpiar-filtro,
  .catalogo-añadir,
  .vista-añadir,
  #form-cotizacion button,
  #form-contacto button{min-height:46px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;
    animation-iteration-count:1!important;
    scroll-behavior:auto!important;
    transition-duration:.01ms!important;
  }
}