/* Variables CSS */
:root {
    --primary-bg: #000000;
    --secondary-bg: #0a0a0a;
    --content-bg: #ffffff;
    --accent-bg: #f8f9fa;
    --card-bg: rgba(255, 255, 255, 0.85);
    --primary-text: #ffffff;
    --content-text: #333333;
    --secondary-text: #e0e0e0;
    --muted-text: #666666;
    --accent-color: #00d4ff;
    --accent-hover: #00b8e6;
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #0099cc 100%);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Chakra Petch', sans-serif;
    margin: 0;
    background: var(--primary-bg);
    color: var(--content-text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--secondary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 4px;
}

/* Header */
header {
    background: rgba(0, 0, 0, 0.95);
    padding: 20px;
    border-bottom: 1px solid rgba(0, 212, 255, 0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    display: flex;
    justify-content: center; /* Centra el contenedor interno */
}

.header-inner {
    width: 50%;
    max-width: 1200px;
    display: flex;
    align-items: center;
    justify-content: space-between; /* Logo izquierda, botones derecha */
    gap: 24px; /* Separación mínima entre logo y navegación */
}

header .logo {
    max-width: 150px;
    height: auto;
    filter: invert(1) hue-rotate(180deg);
    margin-bottom: 0; /* Evita empujar la navegación hacia abajo */
    transition: var(--transition);
    display: block;
}

/* Botón hamburguesa (oculto por defecto en desktop) */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 30px;
    height: 30px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background: var(--primary-text);
    border-radius: 2px;
    transition: var(--transition);
    transform-origin: center;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Navegación principal */
.main-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: flex-end; /* Botones a la derecha dentro del contenedor */
    gap: 30px;
}

.main-nav a {
    color: var(--primary-text);
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
    background: rgba(0, 212, 255, 0.1);
}

.main-nav a:hover {
    transform: translateY(-2px);
    background: var(--accent-color);
}

/* Sección 1 - Hero con video */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
    color: var(--primary-text);
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5em;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    line-height: 1.2;
}

.hero-content .subtitle {
    font-size: 1.4em;
    margin-bottom: 40px;
    color: var(--secondary-text);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.7);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-btn {
    background: var(--gradient-primary);
    color: var(--primary-text);
    padding: 16px 32px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1em;
    transition: var(--transition);
    min-width: 200px;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
}

/* Sección 2 - Beneficios */
.benefits-section {
    background-color: var(--content-bg);
    background-image: url("../assets/images/sofa.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 80px 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5em;
    color: var(--accent-color);
    margin-bottom: 60px;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.benefit-card {
    text-align: center;
    padding: 40px 20px;
    background: var(--card-bg);
    border-radius: var(--border-radius);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border: 1px solid rgba(0, 212, 255, 0.1);
}

.benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.2);
}

.benefit-icon {
    font-size: 3em;
    color: var(--accent-color);
    margin-bottom: 20px;
    display: block;
    /* Estilos específicos para imágenes */
    width: 60px;
    height: 60px;
    margin-left: auto;
    margin-right: auto;
    object-fit: contain;
}

.benefit-card h3 {
    font-size: 1.5em;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.benefit-card p {
    color: var(--muted-text);
    line-height: 1.6;
}

/* Sección 3 - Integración */
.integration-section {
    background-color: var(--content-bg);
    background-image: url("../assets/images/mesh.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 80px 20px;
    text-align: center;
}

.integration-content {
    max-width: 900px;
    margin: 0 auto;
}

.integration-text {
    font-size: 1.2em;
    color: var(--content-text);
    margin-bottom: 50px;
    line-height: 1.7;
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 30px;
    align-items: center;
    margin-top: 40px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.brand-logo {
    background: white;
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    height: 80px;
    overflow: hidden;
}

.brand-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    transition: var(--transition);
}

.brand-logo:hover img {
    filter: grayscale(0%);
}

.brand-logo:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 212, 255, 0.2);
}

.more-brands {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 1.1em;
    text-align: center;
    opacity: 0.8;
    transition: var(--transition);
}

.brand-logo:hover .more-brands {
    opacity: 1;
    color: var(--primary-text);
}

/* Sección 4 - Facilidad */
.easy-section {
    background-color: var(--content-bg);
    background-image: url("../assets/images/tecnico.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 80px 20px;
}

.easy-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.easy-text h2 {
    font-size: 2.2em;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.easy-text p {
    font-size: 1.1em;
    color: var(--muted-text);
    line-height: 1.7;
}

.easy-image {
    text-align: center;
}

.easy-image img {
    max-width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Sección 5 - CTA Final */
.final-cta-section {
    background: var(--primary-bg);
    padding: 80px 20px;
    text-align: center;
    color: var(--primary-text);
}

.final-cta-content h2 {
    font-size: 2.5em;
    color: var(--accent-color);
    margin-bottom: 50px;
}

.final-cta-buttons {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.final-cta-btn {
    background: var(--gradient-primary);
    color: var(--primary-text);
    padding: 20px 40px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2em;
    transition: var(--transition);
    min-width: 250px;
    box-shadow: 0 6px 25px rgba(0, 212, 255, 0.3);
}

.final-cta-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 35px rgba(0, 212, 255, 0.4);
}

/* Footer */
.contacts {
    width: 100%;
    padding: 25px 0;
    display: flex;
    justify-content: center;
    gap: 30px;
    background: rgba(0, 0, 0, 0.95);
    border-top: 1px solid rgba(0, 212, 255, 0.2);
    font-size: 0.9em;
    color: var(--secondary-text);
}

/* Header inner layout (used in subpages like Arquitectos) */
.header-inner {
    width: 50%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.header-inner nav ul {
    justify-content: flex-end;
}

.header-inner .logo {
    margin-bottom: 0;
}

.contact-item a {
    color: var(--accent-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 8px;
    transition: var(--transition);
}

.contact-item a svg {
    stroke: var(--accent-color);
    margin-right: 8px;
    width: 20px;
    height: 20px;
}

.contact-item a:hover {
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary-text);
}

/* Responsive */
@media (max-width: 768px) {
    /* Header responsive */
    .header-inner {
        width: 90%;
        gap: 16px;
    }

    /* Mostrar botón hamburguesa en móvil */
    .mobile-menu-toggle {
        display: flex;
    }

    /* Navegación móvil */
    .main-nav {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(10px);
        z-index: 1000;
        transform: translateX(100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .main-nav.mobile-nav-open {
        transform: translateX(0);
    }

    .main-nav ul {
        flex-direction: column;
        gap: 40px;
        text-align: center;
    }

    .main-nav a {
        font-size: 1.5em;
        padding: 16px 24px;
        display: block;
        min-width: 200px;
    }

    /* Prevenir scroll cuando menú está abierto */
    body.menu-open {
        overflow: hidden;
        position: fixed;
        width: 100%;
    }

    .hero-content h1 {
        font-size: 2.5em;
    }

    .hero-content .subtitle {
        font-size: 1.1em;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .easy-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .final-cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(5, 1fr);
        gap: 20px;
    }

    .contacts {
        flex-wrap: wrap;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2em;
    }

    .section-title {
        font-size: 2em;
    }

    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}



/* Subpages (Particulares + Arquitectos) specific sections */
/* Particulares: Use cases */
.use-cases-section {
    padding: 80px 20px;
    background: var(--content-bg);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.use-case-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    aspect-ratio: 2/3;
    position: relative;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
}

.use-case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.2);
}

.use-case-image {
    display: none; /* Ya no necesitamos este div separado */
}

.use-case-content {
    padding: 25px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.9));
    color: white;
    width: 100%;
    margin: 0;
}

.use-case-content h3 {
    font-size: 1.5em;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.use-case-content p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* Particulares: How we do */
.how-we-do-section {
    padding: 80px 20px;
    background: var(--accent-bg);
}

.how-we-do-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 60px;
    align-items: center;
    justify-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.how-we-do-text {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.how-we-do-text h2 {
    font-size: 2.2em;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.how-we-do-text p {
    font-size: 1.1em;
    color: var(--muted-text);
    line-height: 1.7;
}

.how-we-do-images {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.how-we-do-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 15px;
    font-size: 0.9em;
    font-weight: 600;
}

/* Particulares: Calculator */
.calculator-section {
    padding: 80px 20px;
    background: var(--primary-bg);
    text-align: center;
    color: var(--primary-text);
}

.calculator-content h2 {
    font-size: 2.5em;
    color: var(--accent-color);
    margin-bottom: 30px;
}

.calculator-content p {
    font-size: 1.2em;
    margin-bottom: 40px;
    color: var(--secondary-text);
}

.whatsapp-btn {
    background: #25D366;
    color: white;
    padding: 16px 32px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1em;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.whatsapp-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

/* Arquitectos: Sections */
.akubela-section {
    padding: 80px 20px;
    background: var(--accent-bg);
}

.akubela-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.akubela-text h2 {
    font-size: 2.2em;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.akubela-text p {
    font-size: 1.1em;
    color: var(--muted-text);
    line-height: 1.7;
}

.akubela-visual {
    text-align: center;
}

.akubela-visual img {
    max-width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.work-together-section {
    padding: 80px 20px;
    background: var(--primary-bg);
    text-align: center;
    color: var(--primary-text);
}

.work-together-content h2 {
    font-size: 2.5em;
    color: var(--accent-color);
    margin-bottom: 30px;
}

.work-together-content p {
    font-size: 1.2em;
    margin-bottom: 40px;
    color: var(--secondary-text);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.cta-btn {
    background: var(--gradient-primary);
    color: var(--primary-text);
    padding: 16px 32px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1em;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.4);
}

/* Particulares: Products (Swiper) */
.products-section {
    padding: 60px 20px;
    background: var(--content-bg);
}

.products-swiper .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    width: auto; /* para slidesPerView: 'auto' */
}

.products-swiper {
    width: 100%;
}

.products-swiper img {
    width: 180px;
    height: 180px;
    object-fit: contain;
    border-radius: 9999px;
    background: #ffffff;
    box-shadow: 0 0 0 1px rgba(0,0,0,0.06), 0 6px 20px rgba(0,0,0,0.06);
}

.products-section .section-title {
    margin-bottom: 30px;
}

/* Animación continua más suave */
.products-swiper .swiper-wrapper {
    transition-timing-function: linear !important;
}

/* Arquitectos: Beneficios específicos */
.architects-benefits {
    background-image: none !important;
    background-color: var(--accent-bg);
}

.architects-benefits .benefits-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 40px;
    margin-top: 60px;
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
}

.architects-benefit-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    aspect-ratio: 3/2;
    position: relative;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    border: 1px solid rgba(0, 212, 255, 0.1);
}

.architects-benefit-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.2);
}

.architects-benefit-card .benefit-content {
    padding: 25px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.9));
    color: white;
    width: 100%;
    margin: 0;
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
}

.architects-benefit-card .benefit-content h3 {
    font-size: 1.5em;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.architects-benefit-card .benefit-content p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

/* Caja de texto con fondo transparente para mejorar legibilidad */
.text-box-with-background {
    background: rgba(255, 255, 255, 0.55);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius);
    padding: 40px;
    margin: 0 auto;
    max-width: 900px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.text-box-with-background h2 {
    color: var(--accent-color);
    margin-bottom: 25px;
}

.text-box-with-background p {
    color: var(--content-text);
    margin-bottom: 20px;
}

.text-box-with-background p:last-child {
    margin-bottom: 0;
}

/* Subpages responsive */
@media (max-width: 768px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .how-we-do-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .how-we-do-images {
        grid-template-columns: 1fr;
    }

    .akubela-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .architects-benefits .benefits-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .text-box-with-background {
        padding: 30px 20px;
        margin: 0 20px;
    }
}