/* === VARIABLES TECNOLÓGICAS FAST VALLEY APPS (PALETA AJUSTADA - TONOS CIAN) === */
:root {
    /* AJUSTE: Paleta de colores principal con tonos más cian y claros */
    --tech-primary: #10375C;      /* Azul oscuro principal */
    --tech-secondary: #1C5D99;    /* Azul medio */
    --tech-accent: #6CB9E2;       /* Acento azul claro */
    --tech-cyan: #219EBC;         /* Cian puro para brillos y detalles */
    --tech-electric: #8ECA9E;     /* Verde eléctrico */
    --tech-light-cyan: #a7ddee;    /* Cian claro para el nuevo resplandor */

    --tech-gradient-1: linear-gradient(135deg, var(--tech-primary) 0%, var(--tech-secondary) 100%);
    --tech-gradient-2: linear-gradient(45deg, var(--tech-cyan) 0%, var(--tech-electric) 100%);

    --tech-bg-dark: #0A192F; /* Fondo principal aún más oscuro para resaltar los tonos cian */
    --tech-bg-card: rgba(28, 93, 153, 0.3); /* Tarjeta con transparencia y tono cian */

    --tech-text-primary: #FCA311; /* Texto principal amarillo anaranjado */
    --tech-text-secondary: #E5E5E5; /* Texto secundario gris claro */
    --tech-text-dark: #0F172A;
    --tech-text-accent: var(--tech-electric);

    --tech-glow-cyan: 0 0 20px rgba(33, 158, 188, 0.7);
    --tech-glow-green: 0 0 20px rgba(142, 202, 158, 0.5);
    --tech-shadow: 0 8px 32px rgba(28, 93, 153, 0.2);
    --tech-shadow-strong: 0 16px 64px rgba(28, 93, 153, 0.4);

    --tech-transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --tech-transition-fast: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);

    --tech-font-primary: 'Orbitron', monospace;
    --tech-font-body: 'Inter', sans-serif;
}

/* === RESET Y CONFIGURACIÓN BASE === */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

html, body {
    overflow-x: hidden;
}

body {
    font-family: var(--tech-font-body);
    line-height: 1.6;
    background: var(--tech-bg-dark);
    color: var(--tech-text-primary);
    cursor: none;
}

a, button, .swiper-slide, .accordion-header {
    cursor: none !important;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* === CURSOR PERSONALIZADO === */
.cursor-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    top: -10px;
    left: -10px;
    background: var(--tech-electric);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: normal;
    transition: transform 0.2s ease-out, background 0.2s ease-out;
    box-shadow: var(--tech-glow-green);
    display: none;
}
.cursor-follower.hover {
    background: white;
    transform: scale(1.5);
}
.cursor-follower.clicked {
    transform: scale(0.8);
    transition: transform 0.1s ease-in-out;
}

@media (min-width: 769px) {
    .cursor-follower {
        display: block;
    }
}

/* === PANTALLA DE CARGA MEJORADA === */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--tech-bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
.loading-screen::after {
   content: '';
   position: absolute;
   top: 0;
   left: 0;
   width: 100%;
   height: 100%;
   background: linear-gradient(45deg, rgba(16, 55, 92, 0.4) 0%, rgba(33, 158, 188, 0.2) 100%);
   background-size: 200% 200%;
   animation: loading-bg-pan 12s ease-in-out infinite alternate;
   z-index: 1;
}
@keyframes loading-bg-pan {
   from { background-position: 0% 0%; }
   to { background-position: 100% 100%; }
}
.loading-content {
    text-align: center;
    position: relative;
    z-index: 2;
}
.loading-logo img {
    width: 150px;
    height: auto;
    margin-bottom: 2rem;
    filter: drop-shadow(0 0 15px white) drop-shadow(0 0 35px var(--tech-light-cyan));
}
.loading-text {
    font-family: var(--tech-font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tech-accent);
    margin-bottom: 2rem;
    animation: text-glow 1.5s ease-in-out infinite alternate;
}
.loading-bar {
    width: 300px;
    height: 4px;
    background: rgba(108, 185, 226, 0.2);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}
.loading-progress {
    height: 100%;
    background: var(--tech-gradient-2);
    border-radius: 2px;
}
.matrix-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y="50" font-size="10" fill="%23219EBC">01</text></svg>') repeat;
    opacity: 0.05;
    animation: matrix-rain 10s linear infinite;
    z-index: 0;
}

/* === HEADER Y NAVEGACIÓN === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    background: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(33, 158, 188, 0.3);
    padding: 1rem 0;
    transition: transform 0.4s ease-in-out, top 0.4s ease-in-out;
}
.header.header-hidden {
   transform: translateY(-100%);
}
.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--tech-gradient-2);
    opacity: 0.5;
}
.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 1004;
}

.logo-img {
    height: 65px;
    width: auto;
    transition: var(--tech-transition);
    /* EFECTO NEÓN MEJORADO */
    filter: drop-shadow(0 0 15px white) drop-shadow(0 0 35px var(--tech-light-cyan));
}
.logo-img:hover {
    transform: scale(1.05);
    /* EFECTO NEÓN MEJORADO AL PASAR EL MOUSE */
    filter: drop-shadow(0 0 20px white) drop-shadow(0 0 45px var(--tech-light-cyan));
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.nav-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.2rem;
    color: var(--tech-accent);
    text-decoration: none;
    font-weight: 500;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: var(--tech-transition);
    overflow: hidden;
    white-space: nowrap;
}
.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--tech-gradient-2);
    transition: var(--tech-transition);
    z-index: -1;
}
.nav-link:hover::before {
    left: 0;
}
.nav-link:hover {
    color: var(--tech-bg-dark);
    border-color: var(--tech-cyan);
    box-shadow: var(--tech-glow-cyan);
}
.nav-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--tech-gradient-2);
    opacity: 0;
    border-radius: 8px;
    transition: var(--tech-transition);
    z-index: -2;
}
.nav-link--tech, .nav-link--cta {
    background: var(--tech-gradient-1);
    border: 1px solid var(--tech-cyan);
    box-shadow: var(--tech-shadow);
    color: var(--tech-text-primary);
}
.nav-link--tech:hover, .nav-link--cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--tech-shadow-strong);
}

/* Estilos para menú móvil ocultos por defecto en escritorio */
.nav-links-mobile, .menu-toggle, .mobile-nav {
    display: none;
}


/* === SECCIONES === */
.page-section {
    padding: 6rem 0;
    position: relative;
    scroll-margin-top: 90px;
}
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--tech-bg-dark);
    padding: 0;
}
#hero-particles, #solutions-particles, #footer-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
}
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background-color: var(--tech-bg-dark);
}
.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}
.hero-content h1 {
    font-family: var(--tech-font-primary);
    font-size: 4rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    color: var(--tech-electric);
    text-shadow: 0 0 20px rgba(142, 202, 158, 0.7), 0 0 40px rgba(142, 202, 158, 0.5);
}
.hero-subtitle {
    font-size: 1.3rem;
    color: var(--tech-text-secondary);
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.8;
}
.tech-button, .tech-button-outline {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.2rem 2.5rem;
    font-family: var(--tech-font-primary);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 8px;
    text-decoration: none;
    transition: var(--tech-transition);
    overflow: hidden;
    border: none;
}
.tech-button {
    background: var(--tech-gradient-1);
    color: var(--tech-text-primary);
    border: 1px solid var(--tech-cyan);
    box-shadow: var(--tech-shadow);
}
.tech-button-outline {
    background: transparent;
    color: var(--tech-cyan);
    border: 2px solid var(--tech-cyan);
}
.tech-button:hover, .tech-button-outline:hover {
    transform: translateY(-3px);
    box-shadow: var(--tech-shadow-strong);
}
.button-glow {
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--tech-gradient-2);
    transition: var(--tech-transition);
    z-index: -1;
}
.tech-button:hover .button-glow, .tech-button-outline:hover .button-glow {
    left: 0;
}
.tech-section {
    background: var(--tech-bg-dark);
}
.tech-gradient {
    background: var(--tech-gradient-1);
}
.tech-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.5;
}
.content-container {
    position: relative;
    z-index: 2;
}
.section-title {
    font-family: var(--tech-font-primary);
    font-size: 3rem;
    font-weight: 900;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--tech-text-primary);
}
.tech-title {
    background: var(--tech-gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(142, 202, 158, 0.5);
}
.tech-title--light {
    color: var(--tech-text-primary);
    background: none;
    -webkit-text-fill-color: initial;
    text-shadow: 0 0 20px rgba(252, 163, 17, 0.4);
}
.title-separator {
    width: 120px;
    height: 4px;
    background: var(--tech-gradient-2);
    margin: 0 auto 2rem auto;
    border-radius: 2px;
    position: relative;
}
.section-subtitle {
    font-size: 1.2rem;
    color: var(--tech-text-secondary);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem auto;
    line-height: 1.8;
}

/* === ACORDEÓN TECNOLÓGICO === */
.tech-accordion {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.tech-card {
    position: relative;
    background: var(--tech-bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(33, 158, 188, 0.2);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--tech-transition);
}
.tech-card:hover {
    border-color: var(--tech-cyan);
}
.accordion-header {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 1.5rem 2rem;
    background: transparent;
    border: none;
    text-align: left;
    color: var(--tech-accent);
}
.problem-icon {
    width: 50px;
    height: 50px;
    background: var(--tech-gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--tech-text-primary);
    box-shadow: var(--tech-shadow);
    flex-shrink: 0;
    margin-right: 1.5rem;
}
.accordion-header > span {
    flex-grow: 1;
    font-size: 1.1rem;
    font-weight: 600;
}
.accordion-icon {
    position: relative;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border: none;
    border-radius: 50%;
    margin-left: 1.5rem;
    transition: transform 0.3s ease;
}
.accordion-icon .icon {
    font-size: 1.5rem;
    color: var(--tech-cyan);
    transition: transform 0.3s ease;
    font-weight: 300;
    line-height: 1;
}
.accordion-header.active .accordion-icon {
    transform: rotate(135deg);
}
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94), padding 0.5s ease;
    padding: 0 2rem;
}
.accordion-content.show {
    max-height: 200px;
    padding: 0 2rem 2rem 2rem;
}
.accordion-content p {
    color: var(--tech-text-secondary);
    line-height: 1.8;
    padding-top: 1rem;
    border-top: 1px solid rgba(33, 158, 188, 0.2);
}
.card-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at var(--mouse-x) var(--mouse-y), rgba(142, 202, 158, 0.1), transparent 40%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
    pointer-events: none;
}
.tech-card:hover .card-glow {
    opacity: 1;
}

/* === FILTROS Y TARJETAS DE SOLUCIONES === */
.tech-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 4rem;
}
.tech-filter {
    position: relative;
    padding: 0.8rem 1.5rem;
    background: transparent;
    border: 2px solid var(--tech-cyan);
    color: var(--tech-cyan);
    border-radius: 25px;
    font-weight: 600;
    transition: var(--tech-transition);
    overflow: hidden;
}
.tech-filter:hover, .tech-filter.active {
    color: var(--tech-bg-dark);
    box-shadow: var(--tech-glow-cyan);
}
.tech-filter::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--tech-gradient-2);
    transition: var(--tech-transition);
    z-index: -1;
}
.tech-filter:hover::before, .tech-filter.active::before {
    left: 0;
}
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}
.solution-card {
    background: var(--tech-bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(33, 158, 188, 0.2);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--tech-transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}
.solution-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--tech-shadow-strong);
    border-color: var(--tech-cyan);
}
.solution-card__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.solution-card__icon {
    width: 60px;
    height: 60px;
    background: var(--tech-gradient-1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--tech-text-primary);
    box-shadow: var(--tech-shadow);
    flex-shrink: 0;
}
.solution-card__title {
    font-family: var(--tech-font-primary);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--tech-text-primary);
}
.solution-card__description {
    color: var(--tech-text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}
.solution-card__meta {
    border-top: 1px solid rgba(33, 158, 188, 0.2);
    padding-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    font-size: 0.9rem;
    margin-top: auto;
}
.solution-card__price, .solution-card__impact {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.solution-card__price i {
    color: var(--tech-cyan);
}
.solution-card__impact i {
    color: var(--tech-electric);
}
.load-more-container { text-align: center; margin-top: 2rem; }

/* === METODOLOGÍA === */
.methodology-grid {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
   gap: 2rem;
}
.methodology-step {
    position: relative;
    text-align: center;
    padding: 2rem;
}
.step-number {
    position: absolute;
    top: 10px;
    right: 10px;
    font-family: var(--tech-font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: rgba(142, 202, 158, 0.1);
    z-index: 1;
}
.tech-icon {
    position: relative;
    width: 80px;
    height: 80px;
    background: var(--tech-gradient-1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--tech-text-primary);
    margin: 0 auto 2rem auto;
    box-shadow: var(--tech-shadow);
    z-index: 2;
}
.step-title {
    font-family: var(--tech-font-primary);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--tech-text-primary);
    margin-bottom: 1rem;
}

/* === GALERÍA Y SWIPER === */
.gallery-section-swiper {
    position: relative;
}
.swiper-coverflow-container {
    position: relative;
}
.swiper-coverflow {
    width: 100%;
    padding: 50px 0;
}
.swiper-slide.gallery-thumbnail {
    width: 480px;
    height: 270px;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(10, 25, 47, 0.2);
    position: relative;
    overflow: hidden;
    border: 2px solid rgba(33, 158, 188, 0.2);
    transition: var(--tech-transition);
}
.swiper-slide.gallery-thumbnail:hover {
    border-color: var(--tech-cyan);
    box-shadow: var(--tech-shadow-strong);
}
.swiper-slide.gallery-thumbnail img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}
.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 25, 47, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--tech-transition);
}
.swiper-slide.gallery-thumbnail:hover .gallery-overlay {
    opacity: 1;
}
.gallery-info {
    text-align: center;
    color: var(--tech-text-primary);
}
.gallery-info h4 {
    font-family: var(--tech-font-primary);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--tech-accent);
}
.gallery-glow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--tech-gradient-2);
    opacity: 0;
    transition: var(--tech-transition);
    z-index: -1;
}
.swiper-slide.gallery-thumbnail:hover .gallery-glow {
    opacity: 0.2;
}
.tech-nav-button {
    color: var(--tech-cyan) !important;
    background: var(--tech-bg-card) !important;
    border: 1px solid var(--tech-cyan) !important;
    border-radius: 50% !important;
    width: 50px !important;
    height: 50px !important;
    box-shadow: var(--tech-shadow) !important;
    transition: var(--tech-transition) !important;
}
.tech-nav-button:hover {
    background: var(--tech-cyan) !important;
    color: var(--tech-text-dark) !important;
    box-shadow: var(--tech-shadow-strong) !important;
}
.swiper-button-next::after, .swiper-button-prev::after {
    font-size: 1.5rem !important;
}

/* === LIGHTBOX === */
.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease-in-out;
}
.lightbox.active {
    display: flex;
    opacity: 1;
}
.tech-lightbox {
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(20px);
}
.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.5);
    transform: scale(0.6);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.lightbox.active .lightbox-content {
    transform: scale(1);
    opacity: 1;
}
.close-button {
    position: absolute;
    top: 20px;
    right: 35px;
    color: var(--tech-cyan);
    font-size: 3rem;
    font-weight: bold;
    transition: var(--tech-transition);
    z-index: 10000;
}
.close-button:hover, .close-button:focus {
    color: var(--tech-text-primary);
    text-shadow: var(--tech-glow-cyan);
}
.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--tech-bg-card);
    color: var(--tech-cyan);
    border: 2px solid var(--tech-cyan);
    font-size: 30px;
    z-index: 10001;
    transition: all 0.3s ease;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
}
.lightbox-nav:hover {
    background: var(--tech-cyan);
    color: var(--tech-text-dark);
    transform: translateY(-50%) scale(1.1);
}
.lightbox-nav.prev {
    left: 40px;
}
.lightbox-nav.next {
    right: 40px;
}

/* === FOOTER === */
.final-footer {
    padding: 4rem 0 2rem 0;
    position: relative; 
    overflow: hidden;
    border-top: 1px solid var(--tech-cyan);
}
.footer-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    z-index: 0;
}

.footer-container {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap; 
    gap: 2rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(33, 158, 188, 0.2);
}

.footer-logo .logo-img {
    height: 100px;
    width: auto;
}
.footer-logo {
    position: relative;
}
.footer-info {
    color: var(--tech-text-secondary);
    text-align: center;
}
.footer-info p {
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}
.footer-info i {
    color: var(--tech-cyan);
    width: 20px;
    text-align: center;
}
.footer-social {
    display: flex;
    gap: 1rem;
}
.social-icon {
    color: var(--tech-cyan);
    border: 2px solid var(--tech-cyan);
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.2rem;
    transition: var(--tech-transition);
}
.social-icon:hover {
    background: var(--tech-cyan);
    color: var(--tech-bg-dark);
    transform: translateY(-5px);
    box-shadow: var(--tech-glow-cyan);
}
.footer-bottom-line {
    text-align: center;
    padding-top: 2rem;
    position: relative;
    z-index: 2;
    color: var(--tech-text-secondary);
    font-size: 0.9rem;
}

/*
================================================================
=== ESTILOS RESPONSIVE PARA MÓVILES (VERSIÓN FINAL) ===
================================================================
*/
@media (max-width: 768px) {
    /* === AJUSTES GENERALES === */
    body, a, button, .swiper-slide, .accordion-header {
        cursor: default !important;
    }
    
    body.nav-active {
        overflow: hidden;
    }

    .container {
        padding: 0 1rem;
    }

    .page-section {
        padding: 4rem 0;
    }

    /* === HEADER MÓVIL === */
    .header-container {
        justify-content: space-between;
    }
    .logo-img {
        height: 50px;
    }

    .main-nav {
        display: none;
    }
    .nav-links-mobile {
        display: flex;
        gap: 0.75rem;
    }
    .menu-toggle {
        display: block;
        z-index: 1004;
        margin-left: 0.75rem;
    }
    .mobile-nav {
        display: flex;
    }

    .nav-links-mobile .nav-link {
        padding: 0.5rem 0.8rem;
        font-size: 0.85rem;
        font-weight: 600;
        border: 1px solid var(--tech-cyan);
    }
    .nav-links-mobile .nav-link:hover {
        transform: none;
        box-shadow: var(--tech-shadow);
    }

    /* === MENÚ DE HAMBURGUESA === */
    .menu-toggle {
        position: relative;
        width: 30px;
        height: 25px;
        background: transparent;
        border: none;
    }
    .menu-toggle span {
        display: block;
        width: 100%;
        height: 3px;
        background-color: var(--tech-cyan);
        position: absolute;
        left: 0;
        transition: all 0.3s ease;
        border-radius: 2px;
    }
    .menu-toggle span:nth-child(1) { top: 0; }
    .menu-toggle span:nth-child(2) { top: 50%; transform: translateY(-50%); }
    .menu-toggle span:nth-child(3) { bottom: 0; }
    
    .nav-active .menu-toggle span:nth-child(1) { top: 50%; transform: translateY(-50%) rotate(45deg); }
    .nav-active .menu-toggle span:nth-child(2) { opacity: 0; }
    .nav-active .menu-toggle span:nth-child(3) { bottom: 50%; transform: translateY(50%) rotate(-45deg); }

    .mobile-nav {
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: var(--tech-bg-dark);
        z-index: 1002;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    .nav-active .mobile-nav {
        transform: translateX(0);
    }
    .mobile-nav .nav-link {
        font-size: 1.5rem;
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }
    .nav-active .mobile-nav .nav-link { opacity: 1; transform: translateY(0); }
    .nav-active .mobile-nav .nav-link:nth-child(1) { transition-delay: 0.2s; }
    .nav-active .mobile-nav .nav-link:nth-child(2) { transition-delay: 0.25s; }
    .nav-active .mobile-nav .nav-link:nth-child(3) { transition-delay: 0.3s; }
    .nav-active .mobile-nav .nav-link:nth-child(4) { transition-delay: 0.35s; }
    .nav-active .mobile-nav .nav-link:nth-child(5) { transition-delay: 0.4s; }
    .nav-active .mobile-nav .nav-link:nth-child(6) { transition-delay: 0.45s; }

    /* === HERO === */
    .hero-content h1 { font-size: 2.5rem; }
    .hero-subtitle { font-size: 1.1rem; }

    /* === TÍTULOS DE SECCIÓN === */
    .section-title { font-size: 2.2rem; line-height: 1.2; }
    .section-subtitle { font-size: 1rem; }

    /* === ACORDEÓN (SECCIÓN PROBLEMAS) MEJORADO === */
    .tech-accordion { gap: 1rem; }
    .tech-card { border-radius: 8px; }
    .accordion-header {
        padding: 1rem;
        flex-wrap: nowrap;
    }
    .problem-icon {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
        margin-right: 1rem;
    }
    .accordion-header > span {
        font-size: 0.95rem;
        font-weight: 500;
        line-height: 1.3;
    }
    .accordion-icon {
        width: 35px;
        height: 35px;
        margin-left: 1rem;
    }
    .accordion-icon .icon { font-size: 1.4rem; }
    .accordion-content { padding: 0 1rem 1.5rem 1rem; }
    .accordion-content p { font-size: 0.95rem; padding-top: 1rem; }


    /* === GALERÍA SWIPER (CARRUSEL) MEJORADO === */
    .swiper-coverflow-container {
        overflow: hidden;
    }
    .swiper-coverflow {
        padding: 20px 0;
    }
    .swiper-slide {
        transition: transform 0.4s ease, opacity 0.4s ease;
        opacity: 0.4;
        transform: scale(0.8);
    }
    .swiper-slide-active {
        opacity: 1;
        transform: scale(1);
    }
    .swiper-slide.gallery-thumbnail {
        width: 80vw;
        height: auto;
        aspect-ratio: 16 / 9;
    }
    .tech-nav-button {
        display: none !important;
    }

    /* === LIGHTBOX === */
    .lightbox-nav { width: 45px; height: 45px; font-size: 20px; }
    .lightbox-nav.prev { left: 10px; }
    .lightbox-nav.next { right: 10px; }
    .close-button { font-size: 2.5rem; top: 15px; right: 20px; }

    /* === FOOTER === */
    .footer-container {
        flex-direction: column;
        text-align: center;
        gap: 2.5rem;
    }
    .footer-info p {
        justify-content: center;
    }
    .solutions-grid {
        grid-template-columns: 1fr;
    }
}