/*
* ARC Computer Services - Estilos personalizados
* Author: GitHub Copilot
* Description: Estilos CSS para el sitio web informativo de ARC Computer Services
*/

/* ===== Variables ===== */
:root {
    /* Colores principales */
    --primary-color: #3B82F6;
    --primary-dark: #2563EB;
    --primary-light: #93C5FD;
    --secondary-color: #10B981;
    --secondary-dark: #059669;
    --dark-color: #1F2937;
    --dark-light: #4B5563;
    --light-color: #F9FAFB;
    --light-gray: #F3F4F6;
    --medium-gray: #E5E7EB;
    --border-color: #D1D5DB;
    
    /* Tipografía */
    --heading-font: 'Raleway', sans-serif;
    --body-font: 'Roboto', sans-serif;
    
    /* Tamaño de fuente */
    --h1-size: 2.5rem;
    --h2-size: 2rem;
    --h3-size: 1.5rem;
    --h4-size: 1.25rem;
    --body-size: 1rem;
    --small-size: 0.875rem;
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Border radius */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    
    /* Sombras */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Transiciones */
    --transition-fast: 0.3s ease;
    --transition-normal: 0.5s ease;
}

/* ===== Reseteos y Base ===== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px; /* Base font size for rem calculations */
}

body {
    font-family: var(--body-font);
    font-size: var(--body-size);
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
    opacity: 0;
    transition: opacity 0.5s ease;
    margin: 0;
    padding: 0;
    min-width: 320px; /* Minimum width for very small devices */
    overflow-x: hidden; /* Prevent horizontal scroll */
    width: 100%; /* Ensure full width */
}

body.loaded {
    opacity: 1;
}

/* Prevent text adjustment on iOS */
body {
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

/* Improve touch targets on mobile */
button, a, input, select, textarea {
    touch-action: manipulation;
}

/* Better tap highlight */
* {
    -webkit-tap-highlight-color: rgba(59, 130, 246, 0.1);
}

/* Prevent any element from causing horizontal overflow */
* {
    max-width: 100%;
}

/* Animaciones para elementos */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-50px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(50px); }
    to { opacity: 1; transform: translateX(0); }
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.slide-in-left {
    animation: slideInLeft 0.8s ease forwards;
}

.slide-in-right {
    animation: slideInRight 0.8s ease forwards;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--heading-font);
    font-weight: 700;
    line-height: 1.2;
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

h1 {
    font-size: var(--h1-size);
}

h2 {
    font-size: var(--h2-size);
}

h3 {
    font-size: var(--h3-size);
}

h4 {
    font-size: var(--h4-size);
}

p {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

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

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

ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

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

.container {
    width: 100%;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

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

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

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.section-header h2 span {
    color: var(--primary-color);
}

.section-header p {
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    color: var(--dark-light);
}

.section-header.left-align {
    text-align: left;
}

.section-header.left-align p {
    margin-left: 0;
}

/* ===== Botones ===== */
.btn-primary, .btn-secondary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    border: none;
    font-size: var(--body-size);
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.read-more {
    display: inline-flex;
    align-items: center;
    font-weight: 600;
    color: var(--primary-color);
    transition: all var(--transition-fast);
}

.read-more i {
    margin-left: var(--spacing-xs);
    transition: transform var(--transition-fast);
}

.read-more:hover {
    color: var(--primary-dark);
}

.read-more:hover i {
    transform: translateX(4px);
}

/* ===== Header y Navegación ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: white;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.logo-img {
    max-height: 80px;
    width: auto;
    display: block;
}

.logo a {
    display: inline-block;
}

.logo h1 {
    font-size: 1.8rem;
    margin: 0;
    font-weight: 700;
    color: var(--dark-color);
    display: none; /* Ocultar el texto original del logo */
}

.logo span {
    color: var(--primary-color);
    font-weight: 400;
}

.main-nav {
    display: flex;
    align-items: center;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-color);
}

.menu {
    display: flex;
    align-items: center;
}

.menu li {
    margin-left: var(--spacing-lg);
}

.menu a {
    color: var(--dark-color);
    font-weight: 500;
    position: relative;
    padding: var(--spacing-xs) 0;
}

.menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-fast);
}

.menu a:hover::after,
.menu a.active::after {
    width: 100%;
}

.menu a.btn-primary {
    color: white;
    padding: 0.5rem 1.25rem;
}

.menu a.btn-primary::after {
    display: none;
}

/* ===== Hero Section ===== */
.hero {
    padding-top: calc(var(--spacing-xxl) + 80px);
    padding-bottom: var(--spacing-xxl);
    background-color: var(--light-color);
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-content {
    flex: 0 0 55%;
}

.hero-content h2 {
    font-size: calc(var(--h1-size) * 1.5);
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-content h2 span {
    color: var(--primary-color);
}

.hero-content p {
    font-size: var(--h4-size);
    color: var(--dark-light);
    margin-bottom: var(--spacing-xl);
    max-width: 90%;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
}

.hero-image {
    flex: 0 0 40%;
    position: relative;
}

.hero-image img {
    max-width: 100%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* ===== Services Section ===== */
.services {
    background-color: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background-color: white;
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-fast);
    border: 1px solid var(--medium-gray);
    opacity: 0;
    transform: translateY(20px);
}

.service-card.animated {
    animation: fadeIn 0.6s ease forwards;
}

.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.3s; }
.service-card:nth-child(3) { animation-delay: 0.5s; }
.service-card:nth-child(4) { animation-delay: 0.7s; }
.service-card:nth-child(5) { animation-delay: 0.9s; }
.service-card:nth-child(6) { animation-delay: 1.1s; }

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

.service-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-lg);
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-radius: var(--border-radius-lg);
    font-size: 2rem;
    transition: all var(--transition-fast);
}

.service-card:hover .service-icon {
    background-color: var(--primary-color);
    color: white;
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    font-size: 1.3rem;
}

.service-card p {
    color: var(--dark-light);
    margin-bottom: var(--spacing-lg);
}

/* ===== About Section ===== */
.about-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-xxl);
}

.about-text {
    flex: 0 0 55%;
}

.about-text p {
    color: var(--dark-light);
    margin-bottom: var(--spacing-lg);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.feature {
    display: flex;
    align-items: center;
}

.feature i {
    color: var(--primary-color);
    margin-right: var(--spacing-sm);
    font-size: var(--h4-size);
}

.feature p {
    margin-bottom: 0;
    font-weight: 500;
}

.about-image {
    flex: 0 0 40%;
    position: relative;
    opacity: 0;
    transform: translateX(50px);
}

.about-image.animated {
    animation: slideInRight 0.8s ease forwards;
}

.about-image img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    transition: transform 0.5s ease;
}

.about-image:hover img {
    transform: scale(1.02);
}

.about-image::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border: 5px solid var(--primary-color);
    border-radius: var(--border-radius-lg);
    top: -20px;
    right: -20px;
    z-index: -1;
    transition: all 0.5s ease;
}

.about-image:hover::before {
    top: -15px;
    right: -15px;
}

/* ===== Stats Section ===== */
.stats {
    background-color: var(--primary-color);
    padding: var(--spacing-xl) 0;
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    text-align: center;
}

.stat-item {
    opacity: 0;
    transform: translateY(20px);
}

.stat-item.animated {
    animation: fadeIn 0.6s ease forwards;
}

.stat-item:nth-child(1) { animation-delay: 0.1s; }
.stat-item:nth-child(2) { animation-delay: 0.3s; }
.stat-item:nth-child(3) { animation-delay: 0.5s; }
.stat-item:nth-child(4) { animation-delay: 0.7s; }

.stat-item h3 {
    font-size: calc(var(--h1-size) * 1.2);
    color: white;
    margin-bottom: var(--spacing-xs);
    display: inline-block;
    position: relative;
}

.stat-item h3::after {
    content: '+';
    position: absolute;
    right: -15px;
    top: 0;
    font-size: 1rem;
}

.stat-item:last-child h3::after {
    content: '';
}

.stat-item p {
    font-size: var(--h4-size);
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.8);
}

/* ===== Projects Section ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.project-card {
    background-color: white;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    opacity: 0;
    transform: translateY(20px);
}

.project-card.animated {
    animation: fadeIn 0.6s ease forwards;
}

.project-card:nth-child(1) { animation-delay: 0.2s; }
.project-card:nth-child(2) { animation-delay: 0.4s; }
.project-card:nth-child(3) { animation-delay: 0.6s; }

.project-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.btn-view {
    background-color: white;
    color: var(--dark-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    transition: all var(--transition-fast);
}

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

.project-info {
    padding: var(--spacing-lg);
}

.project-info h3 {
    font-size: var(--h4-size);
    margin-bottom: var(--spacing-sm);
}

.project-info p {
    color: var(--dark-light);
    margin-bottom: 0;
}

.projects-cta {
    margin-top: var(--spacing-xl);
    text-align: center;
}

/* ===== Testimonials Section ===== */
.testimonials {
    background-color: var(--light-gray);
}

.testimonials-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial {
    padding: var(--spacing-xl);
    background-color: white;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.testimonial.fade-in {
    opacity: 1;
}

.testimonial-content {
    position: relative;
    padding-top: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.quote-icon {
    color: var(--primary-light);
    font-size: 2rem;
    position: absolute;
    top: -10px;
    left: -10px;
}

.testimonial-content p {
    font-style: italic;
    margin-bottom: 0;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: var(--spacing-md);
}

.author-info h4 {
    margin-bottom: 0;
}

.author-info p {
    margin-bottom: 0;
    color: var(--dark-light);
    font-size: var(--small-size);
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-lg);
    gap: var(--spacing-sm);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--medium-gray);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.dot.active {
    background-color: var(--primary-color);
}

/* ===== CTA Section ===== */
.cta-section {
    background-color: var(--dark-color);
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-lg);
    font-size: var(--h4-size);
}

/* ===== Contact Section ===== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-info {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.contact-icon {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-light);
    color: var(--primary-color);
    border-radius: var(--border-radius-md);
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

/* Ajuste de tamaños de iconos para consistencia visual */
.contact-icon i {
    font-size: 1.25rem;
}

/* Ajuste específico para el icono de email para igualar tamaño visual */
.contact-icon .fa-envelope {
    font-size: 1.35rem;
}

.contact-item h4 {
    margin-bottom: var(--spacing-xs);
}

.contact-item p {
    color: var(--dark-light);
    margin-bottom: 0;
}

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

.social-links a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--light-gray);
    color: var(--dark-color);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.contact-form {
    background-color: white;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    background-color: var(--light-color);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* Estilos para los mensajes de estado del formulario */
.form-status {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    min-height: 20px;
}

/* ===== Footer Section ===== */
.footer {
    background-color: var(--dark-color);
    color: white;
    padding-top: var(--spacing-xxl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-xl);
}

.footer-logo-img {
    max-height: 60px;
    width: auto;
    margin-bottom: var(--spacing-sm);
    filter: brightness(1.2); /* Para hacer el logo más visible en el fondo oscuro */
}

.footer-logo h2 {
    color: white;
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    display: none; /* Ocultar el texto original del logo */
}

.footer-logo span {
    color: var(--primary-color);
    font-weight: 400;
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
    max-width: 250px;
}

.footer-content h3 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    position: relative;
    padding-bottom: var(--spacing-xs);
}

.footer-content h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--primary-color);
}

.footer-links ul li,
.footer-services ul li {
    margin-bottom: var(--spacing-sm);
}

.footer-links a,
.footer-services a {
    color: rgba(255, 255, 255, 0.7);
    transition: all var(--transition-fast);
}

.footer-links a:hover,
.footer-services a:hover {
    color: white;
    padding-left: var(--spacing-xs);
}

.newsletter-form {
    display: flex;
    position: relative;
}

.newsletter-form input {
    width: 100%;
    padding: var(--spacing-md);
    border: none;
    border-radius: var(--border-radius-md);
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
    outline: none;
    background-color: rgba(255, 255, 255, 0.2);
}

.newsletter-form button {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background-color: var(--primary-color);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.newsletter-form button:hover {
    background-color: var(--primary-dark);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg) 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-bottom-links a:hover {
    color: white;
}

/* ===== Back to top button ===== */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 99;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

/* ===== Responsive Styles ===== */

/* Tabletas grandes y pantallas medianas */
@media (max-width: 1024px) {
    :root {
        --h1-size: 2.25rem;
        --h2-size: 1.75rem;
        --h3-size: 1.35rem;
        --spacing-xxl: 4rem;
        --spacing-xl: 2.5rem;
    }
    
    .container {
        max-width: 95%;
        padding: 0 1rem;
    }
    
    .hero-content h2 {
        font-size: calc(var(--h1-size) * 1.2);
    }
    
    .about-content,
    .hero .container {
        flex-direction: column;
        gap: var(--spacing-xl);
    }
    
    .hero-content, 
    .about-text {
        flex: 0 0 100%;
        text-align: center;
    }
    
    .hero-image, 
    .about-image {
        flex: 0 0 100%;
        order: -1;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }
}

/* Tabletas y móviles grandes */
@media (max-width: 768px) {
    :root {
        --h1-size: 1.8rem;
        --h2-size: 1.5rem;
        --h3-size: 1.25rem;
        --h4-size: 1.1rem;
        --body-size: 0.95rem;
        --spacing-xxl: 3rem;
        --spacing-xl: 2rem;
        --spacing-lg: 1.5rem;
    }
    
    .container {
        max-width: 100%;
        padding: 0 1rem;
    }
    
    /* Header móvil */
    .header .container {
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }
    
    .logo-img {
        max-height: 45px;
    }
    
    .footer-logo-img {
        max-height: 50px;
    }
    
    /* Menú móvil */
    .mobile-menu-btn {
        display: block;
        font-size: 1.25rem;
        padding: 0.5rem;
    }
    
    .menu {
        position: fixed;
        top: 67px;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-fast);
        z-index: 999;
    }
    
    .menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .menu li {
        margin: var(--spacing-sm) 0;
        width: 100%;
    }
    
    .menu a {
        display: block;
        padding: var(--spacing-md) 0;
        font-size: 1rem;
        border-bottom: 1px solid var(--light-gray);
    }
    
    .menu a.btn-primary {
        background-color: var(--primary-color);
        color: white;
        border-radius: var(--border-radius-md);
        margin-top: var(--spacing-md);
        border-bottom: none;
    }
    
    /* Hero Section móvil */
    .hero {
        padding-top: calc(var(--spacing-xl) + 67px);
        padding-bottom: var(--spacing-xl);
        text-align: center;
    }
    
    .hero-content {
        flex: 0 0 100%;
    }
    
    .hero-content h2 {
        font-size: var(--h1-size);
        line-height: 1.2;
        margin-bottom: var(--spacing-md);
    }
    
    .hero-content p {
        max-width: 100%;
        font-size: var(--body-size);
        margin-bottom: var(--spacing-lg);
    }
    
    .hero-image {
        margin-top: var(--spacing-lg);
    }
    
    .hero-image img {
        max-width: 280px;
        height: auto;
    }
    
    /* Botones móvil */
    .cta-buttons {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: center;
    }
    
    .cta-buttons .btn-primary,
    .cta-buttons .btn-secondary {
        width: 100%;
        max-width: 280px;
        text-align: center;
        padding: 0.875rem 1.5rem;
    }
    
    /* Secciones generales */
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .section-header {
        text-align: center;
        margin-bottom: var(--spacing-xl);
    }
    
    .section-header.left-align {
        text-align: center;
    }
    
    .section-header h2 {
        font-size: var(--h2-size);
        margin-bottom: var(--spacing-md);
    }
    
    .section-header p {
        margin: 0 auto;
        max-width: 100%;
    }
    
    /* Servicios móvil */
    .services-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .service-card {
        padding: var(--spacing-lg);
        text-align: center;
    }
    
    /* Acerca de móvil */
    .about-content {
        text-align: center;
    }
    
    .about-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        justify-items: center;
    }
    
    /* Estadísticas móvil */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }
    
    .stat-item h3 {
        font-size: 2rem;
    }
    
    /* Proyectos móvil */
    .projects-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    /* Testimonios móvil */
    .testimonial {
        padding: var(--spacing-lg);
        text-align: center;
    }
    
    .testimonial-content p {
        font-size: var(--body-size);
    }
    
    /* Contacto móvil */
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .contact-info {
        text-align: left;
        padding: var(--spacing-lg);
    }
    
    .contact-item {
        justify-content: flex-start;
        text-align: left;
        margin-bottom: var(--spacing-lg);
        flex-direction: row;
        align-items: flex-start;
    }
    
    .contact-item div {
        flex: 1;
    }
    
    .contact-item h4 {
        font-size: var(--h4-size);
        margin-bottom: var(--spacing-xs);
        color: var(--dark-color);
    }
    
    .contact-item p {
        font-size: var(--body-size);
        line-height: 1.5;
        margin-bottom: 0;
    }
    
    .contact-icon {
        margin-right: var(--spacing-md);
        margin-top: 2px; /* Pequeño ajuste para alinear con el texto */
        width: 42px;
        height: 42px;
        border-radius: var(--border-radius-lg);
        background-color: var(--primary-color);
        color: white;
        box-shadow: 0 2px 8px rgba(59, 130, 246, 0.15);
        transition: all var(--transition-fast);
    }
    
    .contact-icon i {
        font-size: 1.1rem;
    }
    
    /* Ajuste específico para el icono de email para que tenga el mismo tamaño visual */
    .contact-icon .fa-envelope {
        font-size: 1.2rem;
    }
    
    .social-links {
        justify-content: flex-start;
        margin-top: var(--spacing-lg);
        gap: var(--spacing-md);
    }
    
    .social-links a {
        width: 42px;
        height: 42px;
        background-color: var(--light-gray);
        border-radius: var(--border-radius-lg);
        transition: all var(--transition-fast);
        box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
    }
    
    .social-links a:hover {
        background-color: var(--primary-color);
        color: white;
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    }
    
    /* Footer móvil */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
        text-align: center;
    }
    
    .footer-newsletter .newsletter-form {
        max-width: 300px;
        margin: 0 auto;
    }
}

/* Móviles pequeños */
@media (max-width: 480px) {
    :root {
        --h1-size: 1.6rem;
        --h2-size: 1.3rem;
        --h3-size: 1.1rem;
        --body-size: 0.9rem;
        --spacing-xxl: 2.5rem;
        --spacing-xl: 1.5rem;
        --spacing-lg: 1rem;
    }
    
    .container {
        padding: 0 0.75rem;
    }
    
    /* Header extra pequeño */
    .logo-img {
        max-height: 40px;
    }
    
    .mobile-menu-btn {
        font-size: 1.1rem;
    }
    
    /* Hero extra pequeño */
    .hero {
        padding-top: calc(var(--spacing-lg) + 60px);
        padding-bottom: var(--spacing-lg);
    }
    
    .hero-content h2 {
        font-size: var(--h1-size);
        line-height: 1.1;
    }
    
    .hero-image img {
        max-width: 240px;
    }
    
    /* Botones extra pequeños */
    .cta-buttons .btn-primary,
    .cta-buttons .btn-secondary {
        padding: 0.75rem 1.25rem;
        font-size: 0.9rem;
    }
    
    /* Estadísticas en una columna */
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .stat-item h3 {
        font-size: 1.8rem;
    }
    
    /* Servicios extra pequeños */
    .service-card {
        padding: var(--spacing-md);
    }
    
    .service-icon {
        margin-bottom: var(--spacing-md);
    }
    
    /* Footer extra pequeño */
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .footer-bottom-links {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    /* Formularios móvil */
    .contact-form,
    .newsletter-form {
        width: 100%;
    }
    
    .newsletter-form {
        max-width: 280px;
    }
    
    .newsletter-form input {
        font-size: 0.9rem;
    }
}

/* Móviles muy pequeños */
@media (max-width: 360px) {
    :root {
        --h1-size: 1.4rem;
        --h2-size: 1.2rem;
        --spacing-xl: 1.25rem;
        --spacing-lg: 0.875rem;
    }
    
    .container {
        padding: 0 0.5rem;
    }
    
    .hero-content h2 {
        font-size: var(--h1-size);
    }
    
    .hero-image img {
        max-width: 200px;
    }
    
    .service-card,
    .testimonial {
        padding: var(--spacing-md);
    }
    
    /* Contacto muy pequeño */
    .contact-info {
        padding: var(--spacing-sm);
    }
    
    .contact-item {
        margin-bottom: var(--spacing-sm);
        align-items: flex-start;
    }
    
    .contact-icon {
        width: 36px;
        height: 36px;
        margin-right: var(--spacing-xs);
        flex-shrink: 0;
        border-radius: var(--border-radius-md);
        margin-top: 1px;
    }
    
    .contact-icon i {
        font-size: 0.95rem;
    }
    
    /* Ajuste específico para el icono de email en móviles muy pequeños */
    .contact-icon .fa-envelope {
        font-size: 1.05rem;
    }
    
    .contact-item h4 {
        font-size: 0.95rem;
        margin-bottom: 1px;
        line-height: 1.3;
    }
    
    .contact-item p {
        font-size: 0.85rem;
        line-height: 1.3;
    }
    
    .social-links a {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }
}

/* ===== Mobile-specific improvements ===== */

/* Ensure minimum touch target sizes */
button, a, input, select, textarea, .btn-primary, .btn-secondary {
    min-height: 44px;
    min-width: 44px;
}

/* Improve form inputs on mobile */
input, select, textarea {
    font-size: 16px; /* Prevents zoom on iOS */
    -webkit-appearance: none;
    appearance: none;
    border-radius: var(--border-radius-md);
}

/* Better focus styles for mobile */
input:focus, select:focus, textarea:focus, button:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Improve button interactions */
.btn-primary:active, .btn-secondary:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

/* Mobile-friendly hover states */
@media (hover: none) and (pointer: coarse) {
    .service-card:hover,
    .btn-primary:hover,
    .btn-secondary:hover {
        transform: none;
    }
    
    .service-card:active,
    .btn-primary:active,
    .btn-secondary:active {
        transform: scale(0.98);
        transition: transform 0.1s ease;
    }
}

/* Prevent horizontal overflow */
.hero-content h2,
.section-header h2,
.service-card h3,
.testimonial-content p {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

/* Better image handling */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Improve mobile menu accessibility */
.mobile-menu-btn {
    border: 2px solid transparent;
    border-radius: var(--border-radius-sm);
}

.mobile-menu-btn:focus {
    border-color: var(--primary-color);
}    /* Contacto extra pequeño */
    .contact-info {
        padding: var(--spacing-md);
    }
    
    .contact-item {
        margin-bottom: var(--spacing-md);
        align-items: flex-start;
    }
    
    .contact-icon {
        width: 38px;
        height: 38px;
        margin-right: var(--spacing-sm);
        margin-top: 1px;
        border-radius: var(--border-radius-md);
    }
    
    .contact-icon i {
        font-size: 1rem;
    }
    
    /* Ajuste específico para el icono de email en móviles pequeños */
    .contact-icon .fa-envelope {
        font-size: 1.1rem;
    }
    
    .contact-item h4 {
        font-size: 1rem;
        margin-bottom: 2px;
    }
    
    .contact-item p {
        font-size: 0.9rem;
        line-height: 1.4;
    }
    
    .social-links {
        gap: var(--spacing-sm);
    }
    
    .social-links a {
        width: 38px;
        height: 38px;
        font-size: 0.9rem;
    }