* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #EBF4F6;
    color: #1a1a1a;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.contenedor {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    padding: 0 20px;
}

main {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
    flex: 1;
    padding: 30px 20px 50px;
}

/* ===== Cabecera ===== */
header {
    background: #088395;
}

.cabecera-interior {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding-top: 14px;
    padding-bottom: 14px;
}

.logo img {
    height: 42px;
    display: block;
}

.buscador {
    flex: 1;
    max-width: 520px;
    display: flex;
    gap: 8px;
}

.buscador input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: 14px;
    font-family: Arial, sans-serif;
}

.buscador input:focus {
    outline: none;
    border-color: #29a6b7;
}

.buscador button {
    background: #F77F00;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-family: Arial, sans-serif;
}

.buscador button:hover {
    background: #FF5F00;
}

.boton-acceso {
    background: white;
    color: #088395;
    text-decoration: none;
    padding: 10px 18px;
    border-radius: 10px;
    font-size: 14px;
    display: inline-block;
}

.boton-acceso:hover {
    background: #F77F00;
    color: white;
}

/* ===== Menú usuario ===== */
.usuario {
    display: flex;
    gap: 14px;
    align-items: center;
}

.enlace-ayuda {
    color: white;
    text-decoration: none;
    font-size: 14px;
}

.enlace-ayuda:hover {
    color: #FF8C00;
}

.usuario-menu {
    position: relative;
}

.usuario-pildora {
    display: inline-block;
    padding: 10px 18px;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    font-size: 14px;
    cursor: pointer;
    background: #fff;
    white-space: nowrap;
}

.usuario-menu:hover .usuario-pildora {
    border-color: #29a6b7;
}

.desplegable {
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 6px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    min-width: 170px;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: all 0.18s ease;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    z-index: 10;
}

.usuario-menu:hover .desplegable {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.desplegable a {
    display: block;
    padding: 12px 18px;
    color: #1a1a1a;
    text-decoration: none;
    font-size: 14px;
}

.desplegable a:hover {
    background: #29a6b7;
    color: #fff;
}

/* ===== Hamburguesa móvil ===== */
.cabecera-izquierda {
    display: flex;
    align-items: center;
    gap: 12px;
}

.boton-menu {
    display: none;
    background: transparent;
    border: none;
    color: white;
    font-size: 26px;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
    font-family: Arial, sans-serif;
}

.boton-menu:hover {
    color: #FF8C00;
}

.menu-movil {
    display: none;
    background: #088395;
    padding: 8px 20px 16px 20px;
}

.menu-movil-titulo {
    display: block;
    color: white;
    font-size: 12px;
    text-transform: uppercase;
    opacity: 0.7;
    margin-top: 14px;
    margin-bottom: 4px;
}

.menu-movil a {
    display: block;
    color: white;
    text-decoration: none;
    padding: 10px 0;
    font-size: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.menu-movil a:hover,
.menu-movil a.activa {
    color: #FF8C00;
}

/* ===== Menú de categorías ===== */
nav {
    background: #EBF4F6;
    padding-top: 30px;
}

.menu-interior {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.pildora {
    display: inline-block;
    padding: 8px 18px;
    border-radius: 10px;
    color: #088395;
    background: white;
    text-decoration: none;
    font-size: 14px;
    border: 1px solid #088395;
}

.pildora:hover,
.pildora.activa {
    background: #FF5F00;
    color: #fff;
    border-color: #FF5F00;
}

/* ===== Zona principal ===== */
.titulo-principal {
    font-size: 26px;
    margin-bottom: 6px;
}

.descripcion-principal {
    color: #666;
    margin-bottom: 28px;
    font-size: 15px;
}

.sin-resultados {
    color: #666;
    font-size: 15px;
    padding: 30px 0;
}

/* ===== Rejilla de productos ===== */
.rejilla-productos {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 22px;
}

.tarjeta {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: #1a1a1a;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tarjeta:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.tarjeta-imagen {
    height: 190px;
    background: #fafafa;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.tarjeta-imagen img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.tarjeta-cuerpo {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.tarjeta-titulo {
    font-size: 16px;
}

/* Fila inferior de la tarjeta: el precio a la izquierda y, si la tiene,
   la etiqueta de recomendación a la derecha. */
.tarjeta-pie {
    margin-top: auto;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
}

.tarjeta-precio {
    font-size: 17px;
    font-weight: bold;
    color: #FF8C00;
}

.tarjeta-etiqueta {
    margin-left: auto;
    background: #088395;
    color: #fff;
    font-size: 12px;
    font-weight: bold;
    padding: 4px 10px;
    border-radius: 6px;
}

/* ===== Pie ===== */
footer {
    background: #088395;
    border-top: 1px solid #e0e0e0;
    text-align: center;
    padding: 20px;
}

footer img {
    height: 30px;
    margin-bottom: 8px;
}

footer p {
    color: white;
    font-size: 13px;
}

/* ===== Aviso ===== */
.aviso {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #1a1a1a;
    color: #fff;
    padding: 14px 22px;
    border-radius: 12px;
    font-size: 15px;
    font-family: Arial, sans-serif;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 1000;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    pointer-events: none;
}
.aviso-visible { opacity: 1; transform: translateY(0); }
.aviso-correcto { background: #29a6b7; }
.aviso-error { background: #e8502a; }

/* ===== Distribución con panel de filtros ===== */
.distribucion {
    display: flex;
    align-items: flex-start;
    gap: 30px;
}

.zona-productos {
    flex: 1;
    min-width: 0;
}

.filtros {
    width: 230px;
    flex-shrink: 0;
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.filtros h2 {
    font-size: 18px;
    margin-bottom: 14px;
}

.filtros h3 {
    font-size: 14px;
    color: #444;
    margin-top: 18px;
    margin-bottom: 8px;
}

.filtro-opcion {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 0;
    cursor: pointer;
    font-size: 14px;
}

.filtro-opcion input {
    cursor: pointer;
}

.boton-filtrar {
    width: 100%;
    margin-top: 20px;
    padding: 10px;
    background: #29a6b7;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
}
.boton-filtrar:hover {
    background: #208b9b;
}

.limpiar-filtros {
    display: block;
    text-align: center;
    margin-top: 10px;
    font-size: 13px;
    color: #888;
    text-decoration: none;
}
.limpiar-filtros:hover {
    color: #444;
}

/* ===== Página de ayuda ===== */
.ayuda {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 30px 36px;
    max-width: 800px;
    margin: 0 auto;
}

.ayuda h1 {
    font-size: 26px;
    margin-bottom: 10px;
}

.ayuda h2 {
    font-size: 18px;
    margin-top: 24px;
    margin-bottom: 8px;
    color: #088395;
}

.ayuda p {
    color: #444;
    font-size: 15px;
    line-height: 1.6;
    margin-bottom: 8px;
}

/* Tarjeta hero del inicio */
.hero {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    padding: 36px 40px;
    display: flex;
    align-items: center;
    gap: 32px;
    margin-bottom: 30px;
}

.hero-logo {
    height: 180px;
    flex-shrink: 0;
}

.hero-texto {
    flex: 1;
}

.hero-titulo {
    font-size: 32px;
    margin-bottom: 12px;
}

.hero-subtitulo {
    color: #444;
    font-size: 16px;
    line-height: 1.5;
}

.hero-calidad {
    color: #29a6b7;
    font-weight: bold;
}

.hero-precio {
    color: #F77F00;
    font-weight: bold;
}

/* Responsive */
@media (max-width: 768px) {
    .cabecera-interior {
        flex-direction: column;
        gap: 12px;
    }

    .buscador {
        width: 100%;
        max-width: none;
    }

    /* La cabecera-izquierda hace de marco: el logo se centra y la
       hamburguesa se ancla a la esquina sin empujarlo. */
    .cabecera-izquierda {
        position: relative;
        width: 100%;
        justify-content: center;
    }

    .boton-menu {
        display: inline-block;
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateY(-50%);
    }

    .usuario {
        display: none;
    }

    nav {
        display: none;
    }

    .menu-movil.abierto {
        display: block;
    }

    .menu-interior {
        gap: 6px;
    }

    .pildora {
        padding: 6px 12px;
        font-size: 13px;
    }

    .distribucion {
        flex-direction: column;
    }

    .filtros {
        width: 100%;
    }

    .titulo-principal {
        font-size: 22px;
    }

    .rejilla-productos {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 14px;
    }

    .tarjeta-imagen {
        height: 150px;
    }

    .aviso {
        bottom: 16px;
        right: 16px;
        left: 16px;
        font-size: 14px;
        padding: 12px 18px;
    }

    .hero {
        padding: 24px;
    }

    .hero-logo {
        display: none;
    }

    .hero-titulo {
        font-size: 22px;
    }

    .hero-subtitulo {
        font-size: 14px;
    }
}