/* ========================================
   CHINIELEC - Estilos Principales
   ======================================== */

/* === VARIABLES CSS === */
:root {
    /* Colores de marca */
    --primary-dark: #1a3a5c;
    --primary-light: #00b4d8;
    --primary-medium: #0077b6;
    --accent: #00c8ff;
    
    /* Neutros */
    --white: #ffffff;
    --off-white: #f8f9fa;
    --light-gray: #e9ecef;
    --medium-gray: #6c757d;
    --dark-gray: #343a40;
    --black: #212529;
    
    /* Tipografía */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Transiciones */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Sombras */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-full: 50%;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
}

/* === TIPOGRAFÍA === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--primary-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-light);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

/* === UTILIDADES === */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-dark), var(--primary-light));
    margin: var(--spacing-sm) auto 0;
    border-radius: var(--radius-full);
}

.text-center { text-align: center; }
.text-white { color: var(--white); }

/* === BOTONES === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 2rem;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-medium));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-light));
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-dark);
}

.btn-outline {
    background: transparent;
    color: var(--primary-dark);
    border: 2px solid var(--primary-dark);
}

.btn-outline:hover {
    background: var(--primary-dark);
    color: var(--white);
}

/* === HEADER / NAVEGACIÓN === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logo img {
    height: 80px;
    width: auto;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-dark);
}

.logo-text span {
    color: var(--primary-light);
}

/* Navegación principal */
.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark-gray);
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-light);
    transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-dark);
}

/* Header contact info */
.header-contact {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-phone {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--primary-dark);
}

.header-phone i {
    color: var(--primary-light);
}

/* Mobile menu button */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--primary-dark);
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

/* === HERO SECTION === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-medium) 50%, var(--primary-light) 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: var(--white);
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-title {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

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

.hero-description {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.hero-image img {
    width: 100%;
    height: auto;
    display: block;
}

/* Formas decorativas */
.hero-shape {
    position: absolute;
    border-radius: var(--radius-full);
    opacity: 0.1;
    background: var(--white);
}

.hero-shape-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    right: -100px;
}

.hero-shape-2 {
    width: 200px;
    height: 200px;
    bottom: -50px;
    left: -50px;
}

/* === NOSOTROS SECTION === */
.about {
    background: var(--off-white);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.62);
    z-index: 0;
}

.about .about-container {
    position: relative;
    z-index: 1;
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-image::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: 20px;
    bottom: 20px;
    border: 3px solid var(--primary-light);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-content {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(6px);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.about-content h2 {
    margin-bottom: var(--spacing-md);
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.about-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm);
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.about-feature i {
    font-size: 1.5rem;
    color: var(--primary-light);
}

.about-feature span {
    font-weight: 600;
    color: var(--dark-gray);
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--light-gray);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-dark);
    line-height: 1;
}

.stat-number span {
    color: var(--primary-light);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--medium-gray);
    margin-top: var(--spacing-xs);
}

/* === PRODUCTOS SECTION === */
.products {
    background: var(--white);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    border: 1px solid var(--light-gray);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}

.product-image {
    position: relative;
    height: 220px;
    overflow: hidden;
    background: var(--off-white);
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-image img {
    transform: scale(1.05);
}

.product-category {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    background: var(--primary-dark);
    color: var(--white);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.product-content {
    padding: var(--spacing-md);
}

.product-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: var(--spacing-xs);
}

.product-description {
    font-size: 0.9rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
}

.product-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--primary-medium);
    font-weight: 600;
    font-size: 0.9rem;
}

.product-link:hover {
    color: var(--primary-light);
}

.product-link i {
    transition: transform var(--transition-fast);
}

.product-link:hover i {
    transform: translateX(4px);
}

/* Ver todos los productos */
.products-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* === SERVICIOS/SECTORES SECTION === */
.sectors {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-medium) 100%);
    color: var(--white);
}

.sectors .section-title {
    color: var(--white);
}

.sectors .section-title::after {
    background: linear-gradient(90deg, var(--white), var(--accent));
}

.sectors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.sector-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.sector-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.sector-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.sector-card h3 {
    color: var(--white);
    margin-bottom: var(--spacing-xs);
}

.sector-card p {
    font-size: 0.95rem;
    opacity: 0.85;
}

/* === CONTACTO SECTION === */
.contact {
    background: var(--off-white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.contact-info h2 {
    margin-bottom: var(--spacing-md);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.contact-method {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.contact-method:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.contact-method-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-medium));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-method-content h4 {
    font-size: 1rem;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.contact-method-content a,
.contact-method-content p {
    color: var(--medium-gray);
    font-size: 0.95rem;
    margin: 0;
}

.contact-method-content a:hover {
    color: var(--primary-light);
}

/* Horarios */
.schedule {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-light);
}

.schedule h4 {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
}

.schedule h4 i {
    color: var(--primary-light);
}

/* Mapa */
.contact-map {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    height: 100%;
    min-height: 400px;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* === FOOTER === */
.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.footer-logo img {
    height: 40px;
}

.footer-brand p {
    font-size: 0.95rem;
    opacity: 0.8;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    transition: all var(--transition-normal);
}

.footer-social a:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
}

.footer-section h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.footer-section h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--primary-light);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--primary-light);
    padding-left: 5px;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: var(--spacing-xs);
}

.footer-contact-item i {
    color: var(--primary-light);
    width: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    opacity: 0.7;
    margin: 0;
}

/* === WHATSAPP FLOTANTE === */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
}

.whatsapp-float a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-normal);
}

.whatsapp-float a:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

/* Tooltip del WhatsApp */
.whatsapp-float::before {
    content: '¡Chateá con nosotros!';
    position: absolute;
    right: 75px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--white);
    color: var(--dark-gray);
    padding: 8px 16px;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.whatsapp-float:hover::before {
    opacity: 1;
    visibility: visible;
}

/* === ANIMACIONES === */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-fade-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-left {
    animation: fadeInLeft 0.6s ease forwards;
}

.animate-fade-right {
    animation: fadeInRight 0.6s ease forwards;
}

/* Delay classes */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* === SCROLL REVEAL === */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* === HERO FEATURES === */
.hero-features {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-feature i {
    color: var(--accent);
}

/* === BRANDS/MARCAS SECTION === */
.brands {
    background: var(--white);
    padding: var(--spacing-xl) 0;
}

.brands-swiper {
    padding: var(--spacing-md) 0 var(--spacing-lg);
}

.brands-swiper .swiper-slide {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    padding: var(--spacing-sm);
    background: var(--off-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

.brands-swiper .swiper-slide:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-3px);
}

.brands-swiper .swiper-slide img {
    max-width: 100%;
    max-height: 70px;
    object-fit: contain;
    filter: grayscale(30%);
    transition: filter var(--transition-normal);
}

.brands-swiper .swiper-slide:hover img {
    filter: grayscale(0%);
}

/* Wrapper del carrusel con flechas */
.brands-carousel-wrapper {
    position: relative;
    padding: 0 60px;
}

/* Flechas de navegación */
.swiper-button-next-brands,
.swiper-button-prev-brands {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-medium));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(26, 58, 92, 0.3);
}

.swiper-button-prev-brands {
    left: 0;
}

.swiper-button-next-brands {
    right: 0;
}

.swiper-button-next-brands:hover,
.swiper-button-prev-brands:hover {
    background: linear-gradient(135deg, var(--primary-medium), var(--primary-light));
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 6px 20px rgba(0, 119, 182, 0.4);
}

/* Barra de progreso */
.swiper-scrollbar-brands {
    position: relative;
    height: 4px;
    background: var(--light-gray);
    border-radius: 2px;
    margin-top: var(--spacing-md);
    max-width: 300px;
    margin-left: auto;
    margin-right: auto;
}

.swiper-scrollbar-brands .swiper-scrollbar-drag {
    background: linear-gradient(90deg, var(--primary-dark), var(--primary-light));
    border-radius: 2px;
}

@media (max-width: 768px) {
    .brands-carousel-wrapper {
        padding: 0 45px;
    }
    
    .swiper-button-next-brands,
    .swiper-button-prev-brands {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

/* === SECTORS GRID 3 COLUMNS === */
@media (min-width: 769px) {
    .sectors-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-features {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
}

/* ===========================
   NUESTROS TRABAJOS
   =========================== */
.galeria-tableros {
    padding: var(--spacing-xl) 0;
    background: var(--off-white);
}

.galeria-tableros .section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.galeria-tableros .section-header h2 { color: var(--primary-dark); margin-bottom: var(--spacing-xs); }
.galeria-tableros .section-header p  { color: var(--medium-gray); max-width: 600px; margin: 0 auto; }

.works-carousel-wrapper {
    position: relative;
    padding: 0 55px;
}

.swiper-button-prev-works,
.swiper-button-next-works {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: var(--primary-dark);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: background 0.3s ease;
    font-size: 1.1rem;
}

.swiper-button-prev-works:hover,
.swiper-button-next-works:hover { background: var(--primary-light); }

.swiper-button-prev-works { left: 0; }
.swiper-button-next-works { right: 0; }

.swiper-scrollbar-works {
    margin-top: 20px;
    height: 4px;
    background: rgba(0,0,0,0.1);
    border-radius: 2px;
}

.works-slide-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border-radius: var(--radius-md);
    display: block;
}

@media (max-width: 768px) {
    .works-carousel-wrapper { padding: 0 45px; }
    .swiper-button-prev-works,
    .swiper-button-next-works { width: 38px; height: 38px; font-size: 0.9rem; }
}