/* ===== VARIABLES GLOBALES - ATTOM Señalización ===== */
:root {
    --color-primary: #7C1650; /* NUEVO COLOR PRINCIPAL - VIOLETA PROFUNDO */
    --color-primary-dark: #5A1040;
    --color-primary-light: #9A1D65;
    --color-secondary: #2A9D8F; /* AZUL VERDOSO - COLOR SECUNDARIO */
    --color-secondary-dark: #21867A;
    --color-accent: #3498DB; /* AZUL - COLOR DE ACENTO */
    --color-accent-light: #5DADE2;
    --color-white: #FFFFFF;
    --color-offwhite: #F8F9FA;
    --color-light-gray: #F1F3F4;
    --color-medium-gray: #E0E0E0;
    --color-dark: #202124;
    --color-text: #3C4043;
    --color-text-light: #5F6368;
    
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    --shadow-soft: 0 5px 15px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 10px 30px rgba(124, 22, 80, 0.1);
    --shadow-strong: 0 15px 40px rgba(124, 22, 80, 0.15);
    --shadow-dark: 0 10px 30px rgba(0, 0, 0, 0.15);
    
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 50px;
    
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
    
    --container-width: 1200px;
    --container-padding: 20px;
}

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

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ===== TIPOGRAFÍA ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--color-dark);
}

h1 { font-size: 2.8rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.5rem; }

p {
    margin-bottom: 1.5rem;
    color: var(--color-text);
}

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

a:hover {
    color: var(--color-secondary);
}

/* ===== BOTONES ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--border-radius-xl);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background-color: var(--color-secondary);
    color: var(--color-white);
    box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-strong);
}

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

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
    transform: translateY(-3px);
}

.btn-large {
    padding: 18px 45px;
    font-size: 1.2rem;
}

/* ===== HEADER & NAVEGACIÓN ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--color-primary);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    transition: var(--transition-normal);
}

.header.scrolled {
    padding: 0.7rem 0;
    box-shadow: var(--shadow-soft);
    background-color: var(--color-primary);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

/* LOGO */
.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    overflow: hidden;
    min-width: 0;
}

.logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

/* MENÚ DE NAVEGACIÓN */
.nav-menu {
    display: flex;
    gap: 1.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
    justify-content: center;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-white);
    padding: 0.5rem 0;
    position: relative;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

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

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

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

/* CONTACTO EN HEADER */
.header-contact {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.phone-link {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    color: var(--color-white);
    padding: 10px 18px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    transition: var(--transition-normal);
    white-space: nowrap;
    border: 2px solid rgba(255, 255, 255, 0.2);
    font-size: 0.95rem;
}

.phone-link:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
    transform: translateY(-2px);
}

.phone-link i {
    color: var(--color-white);
    font-size: 1rem;
}

.phone-link:hover i {
    color: var(--color-primary);
}

/* BOTÓN MENÚ MÓVIL */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-white);
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
}

.menu-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* ===== HERO SLIDER ===== */
.hero-slider {
    position: relative;
    width: 100%;
    height: 90vh;
    margin-top: 80px;
    overflow: hidden;
}

.slides-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.slide.active {
    opacity: 1;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.39) 0%, rgba(0, 0, 0, 0.534) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    text-align: center;
    color: var(--color-white);
    padding: 0 20px;
}

.slide-title {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    color: var(--color-white);
}

.slide-subtitle {
    font-size: 1.4rem;
    font-weight: 400;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.5;
    color: var(--color-white);
}

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

.slider-nav {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}

.slider-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    padding: 0;
}

.slider-dot.active {
    background-color: var(--color-white);
    transform: scale(1.3);
}

.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition-normal);
    z-index: 10;
}

.slider-arrow:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

.slider-arrow.prev {
    left: 30px;
}

.slider-arrow.next {
    right: 30px;
}

/* ===== SECCIÓN QUIÉNES SOMOS ===== */
.about-section {
    padding: 100px 0;
    background-color: var(--color-offwhite);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-content h2 {
    color: var(--color-primary);
    margin-bottom: 20px;
}

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

.about-img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
}

/* ===== SECCIONES DE SERVICIOS ===== */
.services-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--color-secondary);
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--color-text);
    max-width: 700px;
    margin: 0 auto 4rem;
    font-size: 1.1rem;
}

/* TARJETAS DE SERVICIOS CON ETIQUETA DESTACADO */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-normal);
    height: 100%;
    border: 1px solid var(--color-medium-gray);
    position: relative;
    overflow: hidden;
}

/* Etiqueta "Destacado" pequeña en esquina superior derecha */
.service-card.destacado::before {
    content: '⭐ Destacado';
    position: absolute;
    top: 15px;
    right: 15px;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 4px 10px;
    border-radius: var(--border-radius-sm);
    font-size: 0.7rem;
    font-weight: 700;
    z-index: 2;
    box-shadow: var(--shadow-soft);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-secondary);
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background-color: var(--color-secondary);
    transform: scaleY(0);
    transition: var(--transition-normal);
}

.service-card:hover::after {
    transform: scaleY(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(124, 22, 80, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-icon i {
    font-size: 2rem;
    color: var(--color-primary);
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

.service-card h3 span {
    color: var(--color-primary);
    margin-right: 5px;
}

.service-features {
    list-style: none;
    margin: 20px 0 25px;
}

.service-features li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-secondary);
    font-weight: bold;
}

.service-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.service-cta i {
    transition: var(--transition-normal);
}

.service-cta:hover i {
    transform: translateX(5px);
}

/* ===== GALERÍA EXPANDIDA ===== */
.gallery-section {
    padding: 120px 0;
    background-color: var(--color-light-gray);
}

.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 40px;
    padding: 20px;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-soft);
}

.filter-btn {
    padding: 12px 24px;
    background-color: var(--color-white);
    border: 2px solid var(--color-medium-gray);
    border-radius: var(--border-radius-xl);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.filter-btn:hover {
    background-color: var(--color-primary-light);
    color: var(--color-white);
    border-color: var(--color-primary-light);
    transform: translateY(-2px);
}

.filter-btn.active {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-medium);
}

.filter-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.filter-btn:active::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(20, 20);
        opacity: 0;
    }
}

.gallery-counter {
    text-align: center;
    font-size: 1.1rem;
    color: var(--color-primary);
    margin-bottom: 30px;
    font-weight: 600;
}

.gallery-counter span {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-secondary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 50px;
}

.gallery-item {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4/3;
    cursor: pointer;
    transition: var(--transition-normal);
    background-color: var(--color-white);
    box-shadow: var(--shadow-soft);
}

.gallery-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-strong);
    z-index: 10;
}

.gallery-item-inner {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 25px 20px;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.85));
    color: var(--color-white);
    transform: translateY(100%);
    transition: var(--transition-normal);
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-info h4 {
    color: var(--color-white);
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.gallery-info p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
    margin-bottom: 0;
    line-height: 1.4;
}

.gallery-expand {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
    backdrop-filter: blur(10px);
    flex-shrink: 0;
    margin-left: 10px;
}

.gallery-expand:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    transform: scale(1.1) rotate(90deg);
}

/* ESTILOS PARA VIDEO */
.video-item .video-thumbnail {
    position: relative;
    width: 100%;
    height: 100%;
}

.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background-color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-size: 1.8rem;
    cursor: pointer;
    transition: var(--transition-normal);
    z-index: 2;
    box-shadow: var(--shadow-dark);
}

.video-play-btn:hover {
    background-color: var(--color-primary-dark);
    transform: translate(-50%, -50%) scale(1.1);
}

.video-play-btn span {
    font-size: 0.7rem;
    margin-top: 5px;
    font-weight: 600;
}

/* Estilos para el reproductor de video MP4 */
.video-wrapper video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background-color: #000;
    border-radius: var(--border-radius-md);
}

/* Asegurar que el contenedor del video mantenga la relación de aspecto */
.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-strong);
}

.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* PAGINACIÓN */
.gallery-pagination {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin: 40px 0;
    padding: 30px;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-soft);
}

.pagination-btn {
    padding: 15px 40px;
    background-color: var(--color-secondary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-xl);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pagination-btn:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

.pagination-info {
    font-size: 1rem;
    color: var(--color-text-light);
}

.pagination-info span {
    font-weight: 700;
    color: var(--color-primary);
}

/* BOTÓN CTA GALERÍA */
.gallery-cta {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-lg);
    margin-top: 50px;
    color: var(--color-white);
}

.gallery-cta-sub {
    margin-top: 20px;
    opacity: 0.9;
    font-size: 1rem;
}

/* ===== CATEGORÍAS PARA LIGHTBOX ===== */
.category-tag.senalizacion {
    background-color: rgba(124, 22, 80, 0.2);
    color: #ff80bf;
    border: 1px solid rgba(124, 22, 80, 0.4);
}

.category-tag.adhesivos {
    background-color: rgba(42, 157, 143, 0.2);
    color: #80ffea;
    border: 1px solid rgba(42, 157, 143, 0.4);
}

.category-tag.gran-formato {
    background-color: rgba(52, 152, 219, 0.2);
    color: #85c1e9;
    border: 1px solid rgba(52, 152, 219, 0.4);
}

.category-tag.papeleria {
    background-color: rgba(155, 89, 182, 0.2);
    color: #d7bde2;
    border: 1px solid rgba(155, 89, 182, 0.4);
}

.category-tag.avisos {
    background-color: rgba(241, 196, 15, 0.2);
    color: #f9e79f;
    border: 1px solid rgba(241, 196, 15, 0.4);
}

.category-tag.stand {
    background-color: rgba(230, 126, 34, 0.2);
    color: #fad7a0;
    border: 1px solid rgba(230, 126, 34, 0.4);
}

.category-tag.dotacion {
    background-color: rgba(231, 76, 60, 0.2);
    color: #f5b7b1;
    border: 1px solid rgba(231, 76, 60, 0.4);
}

.category-tag.carpas {
    background-color: rgba(46, 204, 113, 0.2);
    color: #abebc6;
    border: 1px solid rgba(46, 204, 113, 0.4);
}

/* ===== SECCIÓN TESTIMONIOS SLIDER ===== */
.testimonials-section {
    padding: 100px 0;
    background-color: var(--color-offwhite);
}

.testimonials-slider {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonials-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-slide {
    min-width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}

.testimonial-card {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: 40px 30px;
    box-shadow: var(--shadow-soft);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid var(--color-medium-gray);
}

.testimonial-icon {
    width: 80px;
    height: 80px;
    background-color: rgba(124, 22, 80, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
}

.testimonial-icon i {
    font-size: 2.5rem;
    color: var(--color-primary);
}

.testimonial-content {
    color: var(--color-text);
    font-style: italic;
    line-height: 1.7;
    font-size: 1.1rem;
    margin-bottom: 25px;
    position: relative;
}

.testimonial-content::before,
.testimonial-content::after {
    content: '"';
    font-size: 3rem;
    color: var(--color-secondary);
    opacity: 0.3;
    position: absolute;
    font-family: serif;
}

.testimonial-content::before {
    top: -20px;
    left: -10px;
}

.testimonial-content::after {
    bottom: -40px;
    right: -10px;
}

.testimonial-author h4 {
    color: var(--color-primary);
    margin-bottom: 5px;
}

.testimonial-author p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    margin-bottom: 0;
}

.testimonial-rating {
    margin: 20px 0;
    color: #FFD700;
    font-size: 1.3rem;
}

.slider-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 40px;
}

.testimonial-dots {
    display: flex;
    gap: 10px;
}

.testimonial-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--color-medium-gray);
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
}

.testimonial-dot.active {
    background-color: var(--color-primary);
    transform: scale(1.3);
}

.testimonial-arrow {
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition-normal);
}

.testimonial-arrow:hover {
    background-color: var(--color-primary-dark);
}

/* ===== SECCIÓN CONTACTO ===== */
.contact-section {
    padding: 100px 0;
    background-color: var(--color-white);
}

.contact-container {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.contact-info {
    padding: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
}

.contact-info h3 {
    color: var(--color-white);
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--color-white);
    opacity: 0.95;
}

.contact-methods {
    list-style: none;
    margin: 30px 0;
}

.contact-methods li {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--color-white);
}

.contact-methods li:last-child {
    border-bottom: none;
}

.contact-methods i {
    color: var(--color-accent-light);
    font-size: 1.2rem;
    width: 25px;
}

.contact-methods div {
    color: var(--color-white);
}

.contact-methods strong {
    color: var(--color-white);
    display: block;
    margin-bottom: 5px;
}

.contact-methods a {
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition-normal);
}

.contact-methods a:hover {
    color: var(--color-accent-light);
    text-decoration: underline;
}

.contact-form-wrapper {
    padding: 50px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--color-dark);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--color-medium-gray);
    border-radius: var(--border-radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition-normal);
    background-color: var(--color-offwhite);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(42, 157, 143, 0.1);
    background-color: var(--color-white);
}

.btn-submit {
    width: 100%;
    background-color: var(--color-secondary);
    color: var(--color-white);
    padding: 18px;
    border: none;
    border-radius: var(--border-radius-md);
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-normal);
}

.btn-submit:hover {
    background-color: var(--color-secondary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-medium);
}

/* ===== MODAL LIGHTBOX ===== */
.lightbox-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.98);
    z-index: 3000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.lightbox-modal.active {
    display: flex;
    animation: lightboxFadeIn 0.3s ease;
}

@keyframes lightboxFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.lightbox-content {
    position: relative;
    width: 95%;
    max-width: 1200px;
    max-height: 95vh;
    background-color: rgba(30, 30, 30, 0.95);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.5);
    border: none;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-normal);
    z-index: 3001;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover {
    background-color: var(--color-primary);
    transform: rotate(90deg);
}

.lightbox-header {
    padding: 25px 30px;
    background-color: rgba(0, 0, 0, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.lightbox-header h3 {
    color: var(--color-white);
    margin-bottom: 10px;
}

.lightbox-categories {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.category-tag {
    padding: 5px 12px;
    border-radius: var(--border-radius-xl);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}

.category-tag.señalizacion {
    background-color: rgba(124, 22, 80, 0.2);
    color: #ff80bf;
    border: 1px solid rgba(124, 22, 80, 0.4);
}

.category-tag.publicidad {
    background-color: rgba(42, 157, 143, 0.2);
    color: #80ffea;
    border: 1px solid rgba(42, 157, 143, 0.4);
}

.category-tag.corporate {
    background-color: rgba(52, 152, 219, 0.2);
    color: #85c1e9;
    border: 1px solid rgba(52, 152, 219, 0.4);
}

.lightbox-body {
    display: flex;
    align-items: center;
    padding: 30px;
    flex: 1;
    min-height: 0;
}

.lightbox-nav {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--color-white);
    border: none;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    cursor: pointer;
    transition: var(--transition-normal);
    flex-shrink: 0;
    margin: 0 15px;
}

.lightbox-nav:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    transform: scale(1.1);
}

.lightbox-image-container {
    flex: 1;
    max-height: 60vh;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    position: relative;
}

.lightbox-image-container img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.lightbox-zoom-controls {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    gap: 10px;
    background: rgba(0, 0, 0, 0.7);
    padding: 10px;
    border-radius: var(--border-radius-md);
}

.zoom-btn {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-normal);
}

.zoom-btn:hover {
    background-color: var(--color-primary);
}

.lightbox-footer {
    padding: 25px 30px;
    background-color: rgba(0, 0, 0, 0.7);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.lightbox-footer p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
    font-size: 1.1rem;
    line-height: 1.6;
}

.lightbox-meta {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.lightbox-meta span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.lightbox-meta i {
    color: var(--color-secondary);
}

.lightbox-counter {
    text-align: center;
    font-size: 1.2rem;
    color: var(--color-white);
    font-weight: 600;
}

.lightbox-counter span {
    color: var(--color-secondary);
}

/* ===== MODAL VIDEO ===== */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.97);
    z-index: 3000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.video-modal.active {
    display: flex;
}

.video-modal-content {
    position: relative;
    width: 95%;
    max-width: 1000px;
    background-color: rgba(20, 20, 20, 0.95);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-dark);
}

.video-modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.6);
    border: none;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition-normal);
    z-index: 3001;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-modal-close:hover {
    background-color: var(--color-primary);
    transform: rotate(90deg);
}

.video-modal-header {
    padding: 30px;
    background-color: rgba(0, 0, 0, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.video-modal-header h3 {
    color: var(--color-white);
    margin-bottom: 10px;
}

.video-modal-header p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
}

.video-container {
    padding: 30px;
}

.video-wrapper {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-strong);
}

.video-wrapper iframe,
.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-modal-footer {
    padding: 30px;
    background-color: rgba(0, 0, 0, 0.8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.video-info h4 {
    color: var(--color-white);
    margin-bottom: 5px;
}

.video-info p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* ===== FOOTER ===== */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 70px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo img {
    height: 60px;
    width: auto;
    margin-bottom: 20px;
}

.footer-col h4 {
    color: var(--color-white);
    margin-bottom: 25px;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 10px;
}

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

.footer-description {
    color: var(--color-white);
    opacity: 0.95;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* REDES SOCIALES EN COLUMNA 1 */
.social-media {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition-normal);
}

.social-link:hover {
    background-color: var(--color-white);
    color: var(--color-primary);
    transform: translateY(-3px);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--color-white);
    opacity: 0.95;
    transition: var(--transition-normal);
    text-decoration: none;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--color-accent-light);
    transform: translateX(5px);
    opacity: 1;
}

.footer-contact p {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--color-white);
    opacity: 0.95;
}

.footer-contact i {
    color: var(--color-accent-light);
    width: 20px;
    text-align: center;
}

.footer-contact a {
    color: var(--color-white);
    text-decoration: none;
    transition: var(--transition-normal);
    opacity: 0.95;
}

.footer-contact a:hover {
    color: var(--color-accent-light);
    opacity: 1;
}

/* COLUMNA 4 - INFORMACIÓN LEGAL */
.footer-col:last-child .footer-description {
    color: var(--color-white);
    opacity: 0.95;
    line-height: 1.6;
}

.footer-col:last-child .footer-description strong {
    color: var(--color-white);
}

.footer-col:last-child .footer-description p {
    color: var(--color-white);
    margin-bottom: 10px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    padding-top: 30px;
    text-align: center;
    color: var(--color-white);
}

.footer-bottom p {
    margin-bottom: 15px;
    font-size: 0.95rem;
    color: var(--color-white);
    opacity: 0.95;
}

.footer-bottom-links {
    font-size: 0.9rem;
}

.footer-bottom-links a {
    color: var(--color-white);
    text-decoration: none;
    margin: 0 10px;
    transition: var(--transition-normal);
    opacity: 0.95;
}

.footer-bottom-links a:hover {
    color: var(--color-accent-light);
    text-decoration: underline;
    opacity: 1;
}

/* ===== BOTÓN FLOTANTE WHATSAPP ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
    box-shadow: var(--shadow-strong);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-normal);
    border: 2px solid white;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #128C7E;
}

.whatsapp-float i {
    font-size: 32px;
}

/* ===== RESPONSIVE DESIGN ===== */

/* Para pantallas medianas (tablets) */
@media (max-width: 1200px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 20px;
    }
    
    .lightbox-nav {
        margin: 0 10px;
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 992px) {
    .header-container {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .logo-container {
        flex: 1;
    }
    
    .logo-img {
        height: 50px;
    }
    
    .nav-menu {
        gap: 1rem;
        order: 3;
        width: 100%;
        justify-content: center;
        margin-top: 10px;
    }
    
    .nav-link {
        font-size: 0.85rem;
        padding: 0.3rem 0;
    }
    
    .header-contact {
        order: 2;
        display: flex;
    }
    
    .phone-link {
        padding: 8px 15px;
        font-size: 0.9rem;
    }
    
    .slide-title {
        font-size: 2.8rem;
    }
    
    .about-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        order: -1;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

/* Para pantallas pequeñas (móviles grandes) */
@media (max-width: 768px) {
    .gallery-section {
        padding: 80px 0;
    }
    
    .gallery-filters {
        gap: 8px;
        padding: 15px;
    }
    
    .filter-btn {
        padding: 10px 18px;
        font-size: 0.85rem;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
        gap: 15px;
    }
    
    .gallery-overlay {
        transform: translateY(0);
        padding: 20px 15px;
    }
    
    .video-play-btn {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .lightbox-body {
        flex-direction: column;
        padding: 15px;
    }
    
    .lightbox-nav {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        margin: 0;
    }
    
    .lightbox-nav.prev {
        left: 10px;
    }
    
    .lightbox-nav.next {
        right: 10px;
    }
    
    .lightbox-zoom-controls {
        bottom: 10px;
        right: 10px;
    }
    
    .lightbox-header,
    .lightbox-footer {
        padding: 20px;
    }
    
    .video-modal-footer {
        flex-direction: column;
        text-align: center;
    }

    .header {
        padding: 0.8rem 0;
    }
    
    .header-container {
        gap: 10px;
        flex-wrap: nowrap;
    }
    
    .logo-container {
        order: 1;
        flex: 1;
        min-width: 0;
    }
    
    .logo-img {
        height: 45px;
        min-width: 45px;
    }
    
    .header-contact {
        order: 2;
        display: flex;
        margin-left: auto;
        margin-right: 10px;
    }
    
    .phone-link {
        padding: 8px 12px;
        background-color: rgba(255, 255, 255, 0.08);
        font-size: 0;
        width: 44px;
        height: 44px;
        justify-content: center;
        border-radius: 50%;
    }
    
    .phone-link i {
        font-size: 1.2rem;
        margin: 0;
    }
    
    .phone-link span {
        display: none;
    }
    
    .phone-link:hover {
        width: auto;
        border-radius: var(--border-radius-xl);
        padding: 8px 15px;
    }
    
    .phone-link:hover span {
        display: inline;
        font-size: 0.85rem;
        margin-left: 5px;
    }
    
    .menu-toggle {
        display: flex;
        order: 3;
        flex-shrink: 0;
    }
    
    .nav-menu {
        display: none;
        order: 4;
        width: 100%;
        flex-direction: column;
        gap: 0;
        margin-top: 15px;
        background-color: var(--color-primary);
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-medium);
        overflow: hidden;
        border: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-link {
        padding: 15px 20px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        text-align: center;
        font-size: 0.95rem;
        width: 100%;
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .nav-link::after {
        display: none;
    }
    
    .nav-link:hover,
    .nav-link.active {
        background-color: rgba(255, 255, 255, 0.1);
        color: var(--color-white);
    }
    
    .slide-title {
        font-size: 2.2rem;
    }
    
    .slide-subtitle {
        font-size: 1.1rem;
    }
    
    .slider-arrow {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
    
    .slider-arrow.prev {
        left: 15px;
    }
    
    .slider-arrow.next {
        right: 15px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
}

/* Para pantallas muy pequeñas (móviles pequeños) */
@media (max-width: 576px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-filters {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-btn {
        width: 100%;
        text-align: center;
    }
    
    .video-play-btn {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .video-play-btn span {
        display: none;
    }
    
    .gallery-pagination {
        padding: 20px;
    }
    
    .pagination-btn {
        width: 100%;
        justify-content: center;
    }
    
    .lightbox-content {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
    }
    
    .video-modal-content {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
    }

    .header {
        padding: 0.6rem 0;
    }
    
    .container {
        padding: 0 12px;
    }
    
    .logo-container {
        gap: 8px;
    }
    
    .logo-img {
        height: 40px;
        min-width: 40px;
    }
    
    .header-contact {
        margin-right: 5px;
    }
    
    .phone-link {
        width: 40px;
        height: 40px;
        padding: 0;
    }
    
    .phone-link i {
        font-size: 1.1rem;
    }
    
    .menu-toggle {
        width: 40px;
        height: 40px;
        font-size: 1.3rem;
        padding: 6px;
    }
    
    .phone-link:hover {
        width: auto;
        padding: 6px 12px;
    }
    
    .phone-link:hover span {
        font-size: 0.8rem;
    }
    
    .slide-title {
        font-size: 1.8rem;
    }
    
    .slide-subtitle {
        font-size: 1rem;
    }
    
    .service-card {
        padding: 30px 20px;
    }
    
    .testimonial-card {
        padding: 30px 20px;
    }
}