/* ======================
RESET / GLOBAL
====================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background: #1D1D1B;
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* ======================
VARIABLES CSS
====================== */
:root {
    --morado: #6E00F9;
    --naranja: #FF8329;
    --negro: #1D1D1B;
    --gris: #F3F1F6;
    --blanco: #FFFFFF;
}

/* ======================
CONTENEDOR / GRID
====================== */
.container {
    max-width: 1100px;
    margin: auto;
    padding: 0 20px;
}

/* ======================
NAVBAR / HEADER
====================== */
.topbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 15px 0;
    z-index: 1000;
    transition: .3s;
}

.topbar.scrolled {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
}

.topbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: inherit;
}

.logo:visited {
    color: inherit;
}

.logo img {
    width: 40px;
    height: 40px;
}

.logo span {
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--morado);
}

/* MENU DESKTOP */
.menu.desktop {
    display: flex;
    margin-left: auto;
    gap: 25px;
    position: static;
    /* Importante para que se muestre en PC */
    height: auto;
    width: auto;
    background: none;
    flex-direction: row;
    padding: 0;
}

.menu a {
    text-decoration: none;
    color: #fff;
    font-weight: 500;
    font-size: 14px;
    transition: .3s;
}

.menu a:hover {
    color: var(--naranja);
}

/* MENU MOBILE */
.menu {
    position: fixed;
    top: 0;
    right: -100%;
    height: 100vh;
    width: 250px;
    background: #000;
    flex-direction: column;
    padding-top: 100px;
    gap: 30px;
    align-items: center;
    transition: .4s;
    z-index: 1000;
}

.menu.active {
    right: 0;
}

.menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 900;
}

.menu-overlay.active {
    display: block;
}

/* HAMBURGER */
.hamburger {
    flex-direction: column;
    gap: 5px;
    margin-left: auto;
    cursor: pointer;
    z-index: 1100;
    display: none;
    /* por defecto desktop */
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #fff;
    transition: .3s;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ======================
HERO / SECCIÓN PRINCIPAL
====================== */
.hero {
    position: relative;
    padding: 120px 0;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .75);
}

.hero-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.hero-text {
    max-width: 550px;
}

.badge {
    display: inline-block;
    background: var(--naranja);
    color: #000;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 600;
    border-radius: 4px;
    margin-bottom: 15px;
}

.hero-title {
    font-size: 50px;
    font-weight: 900;
    margin-bottom: 15px;
}

.hero-title span {
    color: var(--morado);
}

.subtitulo {
    font-size: 18px;
    margin-bottom: 15px;
    color: #ddd;
}

.extra {
    font-size: 15px;
    margin-bottom: 20px;
    color: #a8a8a8;
}

.beneficios {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
    font-size: 14px;
}

/* ======================
FORMULARIO
====================== */
.formulario {
    background: #111;
    padding: 30px;
    border-radius: 10px;
    width: 340px;
    border: 1px solid #333;
    box-shadow: 0 10px 30px rgba(0, 0, 0, .5);
}

.formulario h3 {
    margin-bottom: 15px;
    color: var(--naranja);
}

.formulario input,
.formulario select,
.formulario textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
    border-radius: 5px;
    border: 1px solid #333;
    background: #000;
    color: #fff;
}

.formulario textarea {
    resize: none;
    height: 90px;
}

.formulario button {
    width: 100%;
    padding: 14px;
    background: var(--morado);
    border: none;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: all .3s ease;
}

.formulario button:hover {
    background: var(--naranja);
}

/* ======================
SECCIONES GENERALES
====================== */
.section {
    padding: 80px 0;
    border-bottom: 1px solid rgba(255, 255, 255, .05);
}

.section.dark {
    background: #111;
}

.center {
    text-align: center;
}

h2 {
    font-size: 32px;
    margin-bottom: 30px;
    font-weight: 700;
}

h2::after {
    content: "";
    width: 60px;
    height: 3px;
    background: var(--naranja);
    display: block;
    margin: 12px auto 0;
    border-radius: 3px;
}

/* ======================
CARDS / CURSOS
====================== */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.card {
    background: #111;
    padding: 28px;
    border-radius: 12px;
    border-top: 4px solid var(--morado);
    transition: .35s;
    box-shadow: 0 6px 18px rgba(0, 0, 0, .35);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, .6);
    border-top-color: var(--naranja);
}

.card h3 {
    margin-bottom: 12px;
    font-size: 18px;
}

.card p {
    font-size: 14px;
    color: #c7c7c7;
    margin-bottom: 18px;
}

.card button {
    background: var(--morado);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 6px;
    cursor: pointer;
    transition: .3s;
}

.card button:hover {
    background: var(--naranja);
    transform: scale(1.05);
}

/* ======================
FAQ / DETALLES
====================== */
.faq {
    max-width: 800px;
    margin: auto;
    margin-top: 40px;
}

details {
    background: #111;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 10px;
    cursor: pointer;
}

/* ======================
CURSO INFO / INFO BOX
====================== */
.curso-info {
    padding: 70px 0;
    background: #0f0f0f;
}

.curso-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    text-align: center;
}

.info-box {
    background: #161616;
    padding: 25px;
    border-radius: 10px;
    border-top: 4px solid var(--morado);
    transition: .3s;
}

.info-box:hover {
    transform: translateY(-5px);
}

.info-box h4 {
    margin-bottom: 10px;
    font-size: 18px;
}

.info-box p {
    color: #bbb;
    font-size: 15px;
}

/* ======================
TECNOLOGÍAS / BOTONES CTA
====================== */
.tech {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-top: 30px;
}

.tech span {
    background: #111;
    padding: 12px 18px;
    border-radius: 6px;
    border: 1px solid #333;
    font-size: 14px;
    transition: .3s;
}

.tech span:hover {
    background: var(--morado);
}

.cta {
    background: var(--morado);
    color: white;
    border: none;
    padding: 16px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    margin-top: 20px;
    transition: .3s;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .4);
}

.cta:hover {
    background: var(--naranja);
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(0, 0, 0, .6);
}

/* ======================
FOOTER / SOCIAL / WHATSAPP FLOAT
====================== */
.footer {
    background: #000;
    padding-top: 60px;
    border-top: 3px solid var(--morado);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
    padding-bottom: 40px;
}

.footer-logo {
    width: 150px;
    margin-bottom: 15px;
}

.footer-col h4 {
    margin-bottom: 15px;
    color: var(--naranja);
}

.footer-col p {
    font-size: 14px;
    color: #bdbdbd;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col ul li a {
    text-decoration: none;
    color: #9f9f9f;
    transition: .3s;
}

.footer-col ul li a:hover {
    color: var(--naranja);
}

.social {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.social-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 2px solid var(--morado);
    transition: .3s;
}

.social-icon svg {
    width: 20px;
    fill: white;
}

.social-icon:hover {
    background: var(--morado);
}

.social-icon.whatsapp {
    border-color: #25D366;
}

.social-icon.whatsapp:hover {
    background: #25D366;
}

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, .4);
    z-index: 1000;
}

.whatsapp-float svg {
    width: 28px;
    height: 28px;
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, .1);
    font-size: 14px;
    color: #999;
}

/* ======================
HERO POR HERO (IMÁGENES DE FONDO)
====================== */
#hero-inicio {
    background: url("../img/hero-inicio.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-celulares {
    background: url("../img/bg-celulares.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-pc {
    background: url("../img/bg-pc.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-electronica {
    background: url("../img/bg-electronica.png");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-electrodomesticos {
    background: url("../img/bg-electrodomesticos.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-robotica {
    background: url("../img/bg-robotica.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-robotica-kids {
    background: url("../img/bg-kids.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-libro-reclamaciones {
    background: url("../img/bg-libro-reclamaciones.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-terminos {
    background: url("../img/bg-terminos.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-ofimatica {
    background: url("../img/bg-ofimatica.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

#hero-diseno {
    background: url("../img/bg-diseno.jpg");
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
}

/* ======================
Carousel 
====================== */
.carousel {
    overflow: hidden;
    width: 100%;
    position: relative;
    touch-action: pan-y;
}

.carousel-track {
    display: flex;
    gap: 20px;
    animation: scroll 15s linear infinite;
    will-change: transform;
    min-width: max-content;
}

.carousel img {
    width: 250px;
    max-width: 80%;
    border-radius: 10px;
    cursor: pointer;
    transition: transform 0.3s;
}

/* efecto hover (solo PC) */
.carousel img:hover {
    transform: scale(1.05);
}

/* animación */
@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

/* pausa al pasar mouse */
.carousel:hover .carousel-track {
    animation-play-state: paused;
}

#lightbox {
    display: none;
    position: fixed;
    z-index: 999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    justify-content: center;
    align-items: center;
}

#lightbox img {
    max-width: 90%;
    max-height: 80%;
}

.close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 30px;
    cursor: pointer;
}

/* ======================
RESPONSIVE / MEDIA QUERIES
====================== */
@media (max-width: 768px) {

    /* HERO */
    .hero {
        background-attachment: scroll;
        min-height: 100vh;
        background-position: center top;
        padding: 120px 0 100px;
    }

    .hero-title {
        font-size: 36px;
    }

    .subtitulo {
        font-size: 16px;
    }

    .extra {
        font-size: 14px;
    }

    /* LOGO */
    .logo img {
        width: 32px;
        height: 32px;
    }

    .logo span {
        font-size: 14px;
    }

    /* MENU MOBILE */
    .hamburger {
        display: flex;
    }

    .menu.desktop {
        display: none;
    }

    .menu.mobile {
        position: fixed;
        top: 0;
        right: 0;
        height: 100vh;
        width: 260px;

        background: linear-gradient(160deg,
                #0a0a0a,
                #140022,
                #2a004d);
        backdrop-filter: blur(12px);

        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;

        padding-top: 100px;
        gap: 25px;

        transform: translateX(100%);
        transition: transform 0.3s ease;

        z-index: 1000;
    }

    /* ACTIVO */
    .menu.mobile.active {
        transform: translateX(0);
    }

    .menu.mobile::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 4px;
        height: 100%;
        background: linear-gradient(to bottom, #ff6a00, #7b00ff);
    }

    /* LINKS */
    .menu.mobile a {
        font-size: 1.2rem;
        padding: 12px 20px;
        display: block;
        width: 100%;
        text-align: center;
        transition: 0.2s;
    }

    /* HOVER PRO */
    .menu.mobile a:hover {
        background: rgba(255, 106, 0, 0.15);
        color: #ff6a00;
    }

    /* OVERLAY */
    .menu-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);

        opacity: 0;
        pointer-events: none;

        transition: 0.3s;
        z-index: 900;
    }

    .menu-overlay.active {
        opacity: 1;
        pointer-events: all;
    }

    .hero-content {
        flex-direction: column;
        align-items: stretch;
        gap: 30px;
        text-align: center;
    }

    .hero-left,
    .hero-right {
        width: 100%;
    }

    .formulario {
        width: 100%;
        max-width: 400px;
        margin: auto;
    }

    .beneficios {
        grid-template-columns: 1fr;
    }

    .carousel img {
        width: 200px;
        flex-shrink: 0;
    }

}

/* MENÚ LINKS */
.menu a {
    font-size: 14px;
}