:root {
    --color-principal-verde:#00af9b; /* turquesa principal de los botones y links */
    --color-principal-naranja:rgb(243, 100, 17); /* Naranja del botón EXPLORE NOW */
    --texto-oscuro: #1F2937; /* Texto oscuro principal */
    --texto-secundario: #4B5563; /* Texto secundario y descripciones */
    --fondo-claro: #F9FAFB; /* Fondo de algunas secciones */
    --nav-link-font: 1rem;
}
/* --- Reset y Estilos Base --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--tahoma);
    color: var(--texto-oscuro);
    line-height: 1.6;
    background-color: var(--white);
    font-size: 20px;
}

.container {
    width: 100%;
    max-width: 1250px;
    margin: 0 auto;
}

a {
    text-decoration: none;
    color: var(--texto-oscuro);
}

h1, h2, h3, h4 {
    font-family: "Roboto Condensed", sans-serif;
}
h2{
    color: #f36511d9;
    text-align: center;
    text-shadow: 2px 3px 6px rgba(34, 0, 0, 0.537);
}
/* Botones */
.btn-principal {
    background-color: var(--color-principal-naranja);
    color: white;
    padding: 12px 25px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 2px 4px 9px rgba(243, 100, 17, 0.697);
}

.btn-pequeño-verde {
    background-color: var(--color-principal-verde);
    color: white;
    padding: 8px 15px;
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 2px 4px 9px #00af9bad;
}

/* --- Header y Navegación --- */
.envoltura-superior {
    background-image: linear-gradient(400deg, #00af9b5d , rgba(243, 100, 17, 0.382));
    overflow: hidden;
    height: 100%;
    margin: 0px;
    margin-top: 100px;
    padding: 0px 0px 0px 12px;

}

nav{
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed; 
    top: 0;
    left: 0;
    background-image: linear-gradient(90deg, #00af9b , #000000);
    z-index: 20; 
    width: 100%;
    height: 101px;
    padding: 0 1rem;
}

.logo-cemproza {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--fondo-claro);
    display: block;
    margin-left: 20%;
}

.logo-cemproza-img {
    width: 80px;
    height: calc(80px + 0px);
    object-fit: contain;
}
.logo-cemproza h2{
    color: white;
}

.nav-enlaces {
    list-style: none;
    display: flex;
    gap: 30px;
    margin-right: 10%;
}

.nav-toggle {
    display: none;
    background: transparent;
    border: none;
    color: var(--fondo-claro);
    font-size: 1.6rem;
    cursor: pointer;
}

.nav-toggle-checkbox {
    position: absolute;
    left: -9999px;
    width: 0;
    height: 0;
    overflow: hidden;
}

.nav-enlaces a {
    color:#00ffe1;
    font-weight: 500;
    font-size: clamp(0.85rem, 1.6vw, var(--nav-link-font));
    transition: all 0.1s ease-in-out 0.1s;
}

.nav-enlaces a:hover {
    color: var(--color-principal-naranja);
    background-color: rgba(243, 100, 17, 0.425);
    padding: 5px 8px;
    border-radius: 5px;
}

.nav-enlaces .active {
    color: var(--color-principal-naranja);
}

/* --- Sección Hero --- */
#hero {
    display: flex;
    align-items: center;
    position: relative;
    min-height: 360px;
}

.hero-contenido {
    flex: 1;
    max-width: 50%;
    z-index: 10;
}

.hero-contenido h3 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 25px;
    font-weight: 700;
}

.hero-contenido .brand {
    color: var(--color-principal-verde);
}

.imagen-hero {
    position: absolute;
    right: 0;
    width: 50%;
    min-height: 360px;
    background: url(../imagenes/studiantes2.0.png) no-repeat bottom right / contain;
}

/* --- Sección Cursos Populares --- */
#cursos-populares {
    padding: 30px 0 80px;
    text-align: center;
}

#cursos-populares h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.etiquetas-cursos {
    margin-bottom: 40px;
    display: flex;
    justify-content: center;
    gap: 10px;
}

.etiquetas-cursos .active {
    background-color: var(--color-principal-verde);
    color: white;
    border-color: var(--color-principal-verde);
}

.regilla-de-cursos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 50px;
    padding: 0 25px;
}

.tarjeta-de-cursos {
    background-color: white;
    border-radius: 12px;
    box-shadow: 0px 5px 15px #00af9bc7;
    overflow: hidden;
    text-align: left;
}

.imagen-tarjeta1 {
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/AsistenteFarmacia.jpeg');
}
.imagen-tarjeta2{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/administrativo.jpeg'); 
}
.imagen-tarjeta3{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/electroauto.avif'); 
}
.imagen-tarjeta4{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/uñasbasico.jpg'); 
}
.imagen-tarjeta5{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/cejas.jpg'); 
}
.imagen-tarjeta6{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/asistentedental.jpeg'); 
}

.contenido-tarjeta {
    padding: 20px;
}

.contenido-tarjeta h4 {
    font-size: 1.4;
    margin-bottom: 5px;
    font-weight: 700;
}

.contenido-tarjeta p {
    font-size: 1.1rem;
    color: var(--texto-secundario);
    margin-bottom: 15px;
}

.pie-de-tarjeta {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pie-de-tarjeta .price {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-principal-verde);
}


/* --- Sección de Categorías --- */
#categorias {
    padding: 80px 0;
    text-align: center;
    background-color: var(--fondo-claro);
}

#categorias h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.descripcion-categorias {
    color: var(--texto-secundario);
    margin-bottom: 50px;
}

.rejilla-de-categorias {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.tarjeta-de-categoria {
    padding: 0px 0px 20px 0px;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(243, 100, 17, 0.7);
    width: 250px;
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden;
}
.imagenes-categorias1{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/cosmetologia.jpg'); 
}
.imagenes-categorias2{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/cocina.jpg'); 
}
.imagenes-categorias3{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/marketing.jpeg'); 
}
.imagenes-categorias4{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/refrigeracion-residencial2.jpg'); 
}
.imagenes-categorias5{
    height: 180px;
    position: relative;
    background-size: cover;
    background-position: center;
    background-image: url('../imagenes/refrigeracion-automotriz.jpg'); 
}

.contenido-categoria{
    padding: 20px;
}

.tarjeta-de-categoria h4 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    margin-top: 10px;
}

.tarjeta-de-categoria p {
    font-size: 1.1rem;
    color: var(--texto-secundario);
}


/* --- Sección de Beneficios (ID Card) --- */
#beneficios {
    padding: 80px 10px;
    display: flex;
    gap: 50px;
    align-items: center;
}

.contenido-beneficios {
    flex: 1;
    gap: 70px;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.contenido-beneficios h2 {
    font-size: 2.2rem;
    margin-top: -85px;
}

.contenido-beneficios ul {
    list-style: disc;
    padding-left: 1.6rem;
    margin-top: -10px;
    font-size: 1.2rem;
    color: var(--texto-secundario);
    padding: 20px;
}

.contenido-beneficios li {
    margin-bottom: 8px;
}

.imagen-tarjeta-beneficios {
    flex: 1;
    min-height: 400px;
    background-color: #858585;
    border-radius: 12px;
    background: url('../imagenes/Certificado.png') no-repeat center / contain; 
}

/* --- Sección de Capacitación del Personal (Staff Training) --- */
#entrenadores {
    padding: 80px 10px;
    background-color: var(--fondo-claro);
    display: flex;
    gap: 50px;
    align-items: center;
}

.contenido-capacitacion {
    flex: 1;
    gap: 70px;
    display: flex;
    flex-direction: column;
    text-align: left;
}

.contenido-capacitacion h2 {
    font-size: 2.2rem;
    margin-top: -85px;
}
.contenido-capacitacion ul {
    font-size: 1.2rem;
    color: var(--texto-secundario);
    padding-left: 1.6rem;
    margin-top: -10px;
    list-style: disc;
}

.contenido-capacitacion li {
    margin-bottom: 8px;
}

.imagen-capacitacion {
    flex: 1;
    min-height: 400px; 
    background-color: #F9FAFB; 
    border-radius: 30px;
    background: url('../imagenes/equipo.jpeg') no-repeat center / contain; 
}
footer {
    background-color: black;
    color: #00ffe1;
    padding: 30px 20px;
    text-align: center;
    font-size: 0.9rem;
}

footer p {
    margin: 5px 0;
}
.boton-flotante-manual {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: rgba(243, 100, 17, 0.348); 
    color: white;
    font-size: 28px;
    padding: 10px 15px; 
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none; 
    z-index: 1000; 
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.boton-flotante-manual:hover {
    background-color: rgba(164, 67, 11, 0.348); 
    transform: scale(1.1); 
}

.boton-flotante-manual .icono-libro {
    font-size: 24px;
}
/* --- Media Queries (Responsividad) --- */
@media (max-width: 1100px) {
    .imagen-hero {
        width: 50%;
    }
}

@media (max-width: 900px) {
    #hero {
        flex-direction: column;
        text-align: center;
        padding-top: 30px;
        margin-left: -10px;
    }

    .hero-contenido {
        max-width: 100%;
        margin-bottom: 50px;
    }

    .imagen-hero {
        position: relative;
        width: 100%;
        min-height: 400px;
        background-position: center bottom;
    }

    #cursos-populares {
        padding-top: 80px;
    }

    #beneficios {
        flex-direction: column;
        gap: 30px;
    }

    .imagen-tarjeta-beneficios {
        width: 100%;
        min-height: 300px;
    }

    #entrenadores {
        flex-direction: column;
        gap: 30px;
    }
    
    .imagen-capacitacion {
        width: 100%;
        min-height: 300px;
    }

    .contenido-capacitacion {
        text-align: left;
        gap: 15px;
    }
    .contenido-capacitacion h2{
        margin-top: -50px;
    }
    .contenido-beneficios {
        text-align: left;
        gap: 15px;
    }
    .contenido-beneficios h2{
        margin-top: -50px;
    }
}
@media (max-width: 872px) {
    .logo-cemproza{
        margin-left: 10%;
    }
}
@media (max-width: 700px) {
    .logo-cemproza{
        padding: 0px 0px 30px 0px;
        margin-left: 0%;
    }
    nav{
        flex-wrap: wrap;
        gap: 10px;
        padding: 20px 12px;
    }
    
    .nav-enlaces a {
        font-size: 0.85em;
        padding: 8px 10px;
    }

    /* mostrar label hamburguesa en tablets y móviles */
    .nav-toggle {
        padding: 10px 30px 40px 10px;
        display: flex;
        justify-content: end;
    }

    .nav-enlaces {
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: center;
        gap: 12px;
        padding: 10px 0 20px 0;
        background: linear-gradient(90deg, rgba(0,175,155,0.95), rgba(0,0,0,0.9));
        box-shadow: 0px 30px 60px 0px #33305a94;
    }

    /* cuando el checkbox esté marcado, mostrar el menú */
    .nav-toggle-checkbox:checked ~ .nav-enlaces {
        display: flex;
        margin-top: -20px;
        flex-direction: column;
        margin-left: 46px;
        border-radius: 30px;
    }
    
    .hero-contenido h3 {
        font-size: 2.0rem;
    }

    .etiquetas-cursos {
        flex-wrap: wrap;
    }
    .regilla-de-cursos{
        padding:0 15px;
    }
}
@media (max-width: 563px) {
    .nav-hamburguesa-checkbox:checked ~ .nav-enlaces {
        margin-top: -20px;
    }
    .imagen-hero{
        margin-top: -120px;
        margin-left: -60px;
    }

}
@media (max-width: 500px) {
    .imagen-hero{
        margin-top: -160px;
        margin-left: -20px;
    }
}