/* =================================
   ARCHIVO: css/styles.css
   Soluciones Logísticas Zafiro S.A.S
   ================================= */

/* Variables de colores corporativos */
:root {
    --azul-zafiro: #314293;
    --dorado-zafiro: #FFCC03;
    --gris-zafiro: #878787;
    --blanco: #FFFFFF;
    --negro-texto: #1a1a1a;
}

/* =================================
   Reset y estilos base
   ================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--negro-texto);
}

/* =================================
   Header y Navegación
   ================================= */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--blanco);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 50px;
    width: auto;
}

/* Menú de navegación */
nav ul {
    display: flex;
    list-style: none;
    gap: 35px;
}

nav ul li a {
    text-decoration: none;
    color: var(--azul-zafiro);
    font-weight: 500;
    font-size: 16px;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

nav ul li a:hover {
    color: var(--dorado-zafiro);
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--dorado-zafiro);
    transition: width 0.3s ease;
}

nav ul li a:hover::after {
    width: 100%;
}

/* Botón menú móvil */
.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--azul-zafiro);
    transition: all 0.3s ease;
}

/* =================================
   Hero Section con Slider
   ================================= */
.hero-section {
    margin-top: 80px; /* Espacio para el header fijo */
    position: relative;
    height: 600px;
    overflow: hidden;
    background-color: #000;
}

/* Contenedor del slider */
.slider-container {
    position: relative;
    width: 100%;
    height: 100%;
}

/* Slides */
.slide {
    position: absolute;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Overlay oscuro para mejor legibilidad del texto */
.slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(49, 66, 147, 0.8) 0%, rgba(49, 66, 147, 0.4) 100%);
    z-index: 1;
}

/* Contenido del slide */
.slide-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--blanco);
    z-index: 2;
    padding: 20px;
    max-width: 800px;
    width: 90%;
}

.slide-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    animation: slideInFromTop 1s ease;
}

.slide-content p {
    font-size: 1.3rem;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
    animation: slideInFromBottom 1s ease;
}

/* Botón WhatsApp */
.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: var(--dorado-zafiro);
    color: var(--azul-zafiro);
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 204, 3, 0.4);
    animation: pulse 2s infinite;
}

.btn-whatsapp:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 204, 3, 0.6);
}

.whatsapp-icon {
    width: 24px;
    height: 24px;
}

/* Indicadores del slider */
.slider-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 3;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background-color: var(--dorado-zafiro);
    transform: scale(1.3);
}

/* Flechas de navegación */
.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--blanco);
    border: none;
    padding: 15px 20px;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s ease;
    z-index: 3;
}

.slider-nav:hover {
    background-color: rgba(255, 204, 3, 0.8);
}

.slider-nav.prev {
    left: 20px;
}

.slider-nav.next {
    right: 20px;
}

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

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

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

/* =================================
   Sección Nosotros
   ================================= */
.nosotros-section {
    padding: 80px 0;
    background-color: var(--blanco);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--azul-zafiro);
    margin-bottom: 50px;
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--dorado-zafiro);
}

/* Introducción */
.nosotros-intro {
    margin-bottom: 80px;
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.intro-text h3 {
    font-size: 1.8rem;
    color: var(--azul-zafiro);
    margin-bottom: 20px;
}

.intro-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--gris-zafiro);
    margin-bottom: 30px;
}

.company-info {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    background-color: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.info-item:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 15px rgba(49, 66, 147, 0.1);
}

.info-icon {
    font-size: 1.5rem;
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--dorado-zafiro);
    border-radius: 50%;
}

.info-item strong {
    color: var(--azul-zafiro);
    display: block;
    margin-bottom: 5px;
}

.info-item p {
    margin: 0;
    color: var(--gris-zafiro);
    font-size: 0.95rem;
}

/* Imagen con badge */
.intro-image {
    position: relative;
}

.intro-image img {
    width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.experience-badge {
    position: absolute;
    bottom: 30px;
    right: 30px;
    background-color: var(--azul-zafiro);
    color: var(--blanco);
    padding: 20px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(49, 66, 147, 0.3);
}

.badge-number {
    display: block;
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--dorado-zafiro);
}

.badge-text {
    display: block;
    font-size: 0.9rem;
    margin-top: 5px;
}

/* Misión y Visión */
.mision-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 80px;
}

.card {
    padding: 40px 30px;
    background-color: var(--blanco);
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--azul-zafiro), var(--dorado-zafiro));
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.card-icon {
    width: 60px;
    height: 60px;
    background-color: var(--dorado-zafiro);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--azul-zafiro);
}

.card h3 {
    font-size: 1.5rem;
    color: var(--azul-zafiro);
    margin-bottom: 15px;
}

.card p {
    color: var(--gris-zafiro);
    line-height: 1.8;
}

/* Objetivos */
.objetivos {
    margin-bottom: 80px;
}

.subsection-title {
    text-align: center;
    font-size: 2rem;
    color: var(--azul-zafiro);
    margin-bottom: 40px;
}

.objetivos-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.objetivo-item {
    display: flex;
    gap: 20px;
    padding: 25px;
    background-color: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.objetivo-item:hover {
    background-color: var(--blanco);
    box-shadow: 0 10px 30px rgba(49, 66, 147, 0.1);
}

.objetivo-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--dorado-zafiro);
    line-height: 1;
    min-width: 60px;
}

.objetivo-content h4 {
    color: var(--azul-zafiro);
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.objetivo-content p {
    color: var(--gris-zafiro);
    line-height: 1.6;
}

/* Valores */
.valores {
    text-align: center;
}

.valores-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.valor-item {
    background-color: var(--blanco);
    padding: 30px 15px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.valor-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(49, 66, 147, 0.15);
    background-color: var(--azul-zafiro);
}

.valor-item:hover h4 {
    color: var(--blanco);
}

.valor-item:hover .valor-icon {
    transform: scale(1.2);
}

.valor-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 15px;
    transition: transform 0.3s ease;
}

.valor-item h4 {
    color: var(--azul-zafiro);
    font-size: 1rem;
    margin: 0;
    transition: color 0.3s ease;
}

/* =================================
   Sección Servicios
   ================================= */
.servicios-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.servicios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.servicio-card {
    background-color: var(--blanco);
    padding: 40px 25px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.servicio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--azul-zafiro), var(--dorado-zafiro));
}

.servicio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(49, 66, 147, 0.15);
}

.servicio-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--azul-zafiro), #4a5bb8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--blanco);
    transition: all 0.3s ease;
}

.servicio-card:hover .servicio-icon {
    background: linear-gradient(135deg, var(--dorado-zafiro), #ffdb4d);
    color: var(--azul-zafiro);
    transform: scale(1.1);
}

.servicio-card h4 {
    font-size: 1.2rem;
    color: var(--azul-zafiro);
    margin-bottom: 15px;
    font-weight: 600;
}

.servicio-card p {
    color: var(--gris-zafiro);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* =================================
   Sección Clientes
   ================================= */
.clientes-section {
    padding: 80px 0;
    background-color: var(--blanco);
}

.clientes-intro {
    text-align: center;
    font-size: 1.1rem;
    color: var(--gris-zafiro);
    margin-bottom: 50px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.clientes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
    margin-top: 50px;
}

.cliente-logo {
    background-color: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    min-height: 120px;
    position: relative;
    overflow: hidden;
}

.cliente-logo:hover {
    background-color: var(--blanco);
    border-color: var(--dorado-zafiro);
    box-shadow: 0 8px 25px rgba(49, 66, 147, 0.1);
    transform: translateY(-5px);
}

/* Estilos para las imágenes de logos */
.cliente-logo img {
    max-width: 100%;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: all 0.3s ease;
    filter: grayscale(20%) opacity(0.8);
    display: block;
}

.cliente-logo:hover img {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.05);
}

/* Fallback para cuando no hay imagen o no carga */
.logo-placeholder {
    text-align: center;
    display: none; /* Oculto por defecto */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90%;
}

.logo-placeholder span {
    font-weight: 600;
    color: var(--azul-zafiro);
    font-size: 0.9rem;
    display: block;
    line-height: 1.3;
}

/* Mostrar placeholder solo cuando la imagen no está visible */
.cliente-logo img[style*="display: none"] + .logo-placeholder,
.cliente-logo:not(:has(img[style*="display: block"])) .logo-placeholder {
    display: block;
}

/* Estilos adicionales para mejorar la presentación */
.cliente-logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent 49%, rgba(255, 204, 3, 0.1) 50%, transparent 51%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.cliente-logo:hover::before {
    opacity: 1;
}

/* =================================
   Sección Contacto
   ================================= */
.contacto-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
}

.contacto-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-top: 50px;
}

/* Información de contacto */
.contacto-info h3 {
    color: var(--azul-zafiro);
    font-size: 1.5rem;
    margin-bottom: 30px;
}

.sucursal-card {
    background-color: var(--blanco);
    padding: 25px;
    border-radius: 12px;
    margin-bottom: 25px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.sucursal-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(49, 66, 147, 0.12);
}

.sucursal-card.principal {
    border-left: 4px solid var(--dorado-zafiro);
}

.sucursal-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.sucursal-badge {
    background-color: var(--dorado-zafiro);
    color: var(--azul-zafiro);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
}

.sucursal-header h4 {
    color: var(--azul-zafiro);
    margin: 0;
    font-size: 1.2rem;
}

.info-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.info-icon {
    font-size: 1.1rem;
    width: 20px;
}

.info-row a {
    color: var(--azul-zafiro);
    text-decoration: none;
    font-weight: 500;
}

.info-row a:hover {
    color: var(--dorado-zafiro);
}

.contactos-adicionales {
    margin-top: 30px;
    padding-top: 25px;
    border-top: 2px solid #e9ecef;
}

.contactos-adicionales h4 {
    color: var(--azul-zafiro);
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.contacto-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.contact-icon {
    font-size: 1.2rem;
    width: 25px;
}

.contacto-item a {
    color: var(--azul-zafiro);
    text-decoration: none;
}

.contacto-item a:hover {
    color: var(--dorado-zafiro);
}

/* Formulario de contacto */
.contacto-form {
    background-color: var(--blanco);
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contacto-form h3 {
    color: var(--azul-zafiro);
    font-size: 1.5rem;
    margin-bottom: 30px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--azul-zafiro);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--dorado-zafiro);
    box-shadow: 0 0 0 3px rgba(255, 204, 3, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* =================================
   Estilos del Captcha
   ================================= */
.captcha-group {
    margin-bottom: 25px;
}

.captcha-container {
    background-color: #f8f9fa;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.3s ease;
}

.captcha-container:hover {
    border-color: var(--dorado-zafiro);
    background-color: #fff;
}

.captcha-checkbox {
    display: flex;
    align-items: center;
    cursor: pointer;
    position: relative;
    font-size: 1rem;
    color: var(--azul-zafiro);
    font-weight: 500;
    justify-content: space-between;
    width: 100%;
}

.captcha-checkbox input[type="checkbox"] {
    display: none;
}

.captcha-text {
    margin-left: 20px;
}

.checkmark {
    height: 24px;
    width: 24px;
    background-color: #fff;
    border: 3px solid var(--azul-zafiro);
    border-radius: 6px;
    position: relative;
    transition: all 0.3s ease;
    flex-shrink: 0;
    box-shadow: 0 0 0 2px rgba(255, 204, 3, 0.3);
}

.captcha-checkbox:hover .checkmark {
    background-color: #f8f9fa;
    border-color: var(--azul-zafiro);
    box-shadow: 0 0 0 3px rgba(255, 204, 3, 0.5);
}

.captcha-checkbox input:checked ~ .checkmark {
    background-color: var(--dorado-zafiro);
    border-color: var(--azul-zafiro);
    box-shadow: 0 0 0 3px rgba(255, 204, 3, 0.6);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
    left: 7px;
    top: 3px;
    width: 6px;
    height: 10px;
    border: solid var(--azul-zafiro);
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
}

.captcha-checkbox input:checked ~ .checkmark:after {
    display: block;
}

.captcha-icon {
    color: var(--azul-zafiro);
    opacity: 0.7;
}

.captcha-verification {
    margin-top: 15px;
    padding: 20px;
    background-color: #fff;
    border: 5px solid var(--dorado-zafiro);
    border-radius: 5px;
    animation: slideDown 0.3s ease;
}

.verification-challenge p {
    margin-bottom: 15px;
    color: var(--azul-zafiro);
    font-weight: 500;
    text-align: center;
}

.math-challenge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.math-challenge span {
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--azul-zafiro);
    background-color: #f8f9fa;
    padding: 8px 15px;
    border-radius: 6px;
    min-width: 100px;
    text-align: center;
}

.math-challenge input {
    width: 150px !important;
    text-align: center;
    font-weight: bold;
    font-size: 1.1rem;
}

.math-challenge input:focus {
    border-color: var(--dorado-zafiro);
    box-shadow: 0 0 0 3px rgba(255, 204, 3, 0.2);
}

/* Estados del botón submit */
.btn-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--azul-zafiro), #4a5bb8);
    color: var(--blanco);
    padding: 15px 30px;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 10px;
}

.btn-submit:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--dorado-zafiro), #ffdb4d);
    color: var(--azul-zafiro);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 204, 3, 0.4);
}

.btn-submit:disabled {
    background: linear-gradient(135deg, #cccccc, #999999);
    color: #666666;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Animación para verificación */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Indicador de verificación exitosa */
.captcha-verified {
    border-color: #28a745 !important;
    background-color: #f8fff9 !important;
}

.captcha-verified .captcha-icon {
    color: #28a745;
}

/* =================================
   Footer
   ================================= */
.footer {
    background: linear-gradient(135deg, var(--azul-zafiro) 0%, #2c3a7f 100%);
    color: var(--blanco);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    color: var(--dorado-zafiro);
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-logo img {
    height: 60px;
    width: auto;
    margin-bottom: 20px;
    background-color: var(--blanco);
    padding: 10px;
    border-radius: 8px;
    filter: none; /* Removemos el filtro para mantener colores originales */
}

.footer-description {
    color: #b8c5d6;
    line-height: 1.6;
    margin-bottom: 25px;
    font-size: 0.95rem;
}

.footer-legal {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 20px;
    border-radius: 10px;
    border-left: 4px solid var(--dorado-zafiro);
}

.footer-legal p {
    margin-bottom: 8px;
    font-size: 0.85rem;
    color: #d1d9e6;
}

.footer-legal strong {
    color: var(--dorado-zafiro);
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #b8c5d6;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--dorado-zafiro);
}

.footer-links li:not(:has(a)) {
    color: #b8c5d6;
    font-size: 0.95rem;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-contact .contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-contact .contact-icon {
    font-size: 1.2rem;
    width: 25px;
}

.footer-contact a {
    color: #b8c5d6;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact a:hover {
    color: var(--dorado-zafiro);
}

.whatsapp-float {
    margin-top: 20px;
}

.btn-whatsapp-footer {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: var(--dorado-zafiro);
    color: var(--azul-zafiro);
    padding: 12px 20px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.btn-whatsapp-footer:hover {
    background-color: #ffdb4d;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 204, 3, 0.4);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
    text-align: center;
}

.footer-copyright p {
    color: #b8c5d6;
    font-size: 0.9rem;
    margin: 0;
}

/* =================================
   Responsive Design
   ================================= */
@media (max-width: 1024px) {
    .valores-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .servicios-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    
    .clientes-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
    
    .contacto-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    /* Menú móvil */
    .menu-toggle {
        display: flex;
    }
    
    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--blanco);
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 10px rgba(0,0,0,0.1);
    }
    
    nav ul.active {
        display: flex;
    }
    
    /* Hero responsive */
    .hero-section {
        height: 500px;
    }
    
    .slide-content h1 {
        font-size: 2rem;
    }
    
    .slide-content p {
        font-size: 1rem;
    }
    
    .btn-whatsapp {
        padding: 12px 25px;
        font-size: 1rem;
    }
    
    .slider-nav {
        padding: 10px 15px;
        font-size: 16px;
    }
    
    /* Nosotros responsive */
    .section-title {
        font-size: 2rem;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
    }
    
    .intro-image {
        margin-top: 30px;
    }
    
    .mision-vision {
        grid-template-columns: 1fr;
    }
    
    .objetivos-grid {
        grid-template-columns: 1fr;
    }
    
    .valores-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Nuevas secciones responsive */
    .servicios-section,
    .clientes-section,
    .contacto-section {
        padding: 60px 0;
    }
    
    .servicios-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .servicio-card {
        padding: 30px 20px;
    }
    
    .clientes-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 15px;
    }
    
    .cliente-logo {
        padding: 20px 15px;
        min-height: 100px;
    }
    
    .contacto-form {
        padding: 30px 25px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .footer {
        padding: 40px 0 20px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .footer-legal {
        padding: 15px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 10px 15px;
    }
    
    .logo img {
        height: 40px;
    }
    
    .hero-section {
        height: 400px;
        margin-top: 70px;
    }
    
    .slide-content h1 {
        font-size: 1.5rem;
    }
    
    .slide-content p {
        font-size: 0.9rem;
    }
    
    .btn-whatsapp {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .whatsapp-icon {
        width: 20px;
        height: 20px;
    }
    
    /* Nosotros móvil pequeño */
    .nosotros-section {
        padding: 60px 0;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .intro-text h3 {
        font-size: 1.5rem;
    }
    
    .experience-badge {
        bottom: 15px;
        right: 15px;
        padding: 15px;
    }
    
    .badge-number {
        font-size: 2rem;
    }
    
    .objetivo-number {
        font-size: 2rem;
    }
    
    .valores-grid {
        grid-template-columns: 1fr;
    }
    
    /* Nuevas secciones móvil pequeño */
    .servicio-card {
        padding: 25px 15px;
    }
    
    .servicio-icon {
        width: 60px;
        height: 60px;
    }
    
    .servicio-card h4 {
        font-size: 1.1rem;
    }
    
    .cliente-logo {
        padding: 15px 10px;
        min-height: 80px;
    }
    
    .logo-placeholder span {
        font-size: 0.8rem;
    }
    
    .contacto-form {
        padding: 25px 20px;
    }
    
    .contacto-form h3 {
        font-size: 1.3rem;
    }
    
    .sucursal-card {
        padding: 20px;
    }
    
    /* Captcha responsive */
    .captcha-container {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .math-challenge {
        flex-direction: column;
        gap: 10px;
    }
    
    .math-challenge span {
        font-size: 1rem;
        min-width: auto;
        width: 100%;
    }
    
    .math-challenge input {
        width: 100px !important;
    }
    
    .footer-logo img {
        height: 50px;
    }
}