/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores corporativos CM Consulting */
    --primary-color: #1e3a8a; /* Azul corporativo */
    --secondary-color: #3b82f6; /* Azul más claro */
    --accent-color: #f59e0b; /* Naranja/dorado */
    --success-color: #10b981; /* Verde */
    --warning-color: #f59e0b; /* Amarillo */
    --error-color: #ef4444; /* Rojo */
    
    /* Colores neutros */
    --white: #ffffff;
    --light-gray: #f8fafc;
    --gray: #64748b;
    --dark-gray: #334155;
    --black: #0f172a;
    
    /* Tipografía */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Bordes */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-gray);
    background-color: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar {
    padding: var(--spacing-sm) 0;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo h2 {
    color: var(--primary-color);
    font-weight: 700;
    font-size: 1.5rem;
}

.logo-header {
    height: 40px;
    width: auto;
}

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

.nav-link {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

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

.language-switcher {
    display: flex;
    gap: var(--spacing-xs);
    margin-left: var(--spacing-md);
}

.lang-btn {
    background: none;
    border: 1px solid var(--gray);
    color: var(--gray);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.875rem;
    font-weight: 500;
}

.lang-btn.active,
.lang-btn:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--white);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 var(--spacing-2xl);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.95;
    line-height: 1.6;
}

.hero-experience {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
    color: var(--accent-color);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.hero-consultation-info {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-consultation-info p {
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
    line-height: 1.5;
}

.hero-consultation-info p:last-child {
    margin-bottom: 0;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    border: none;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    gap: 0.5rem;
}

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

.btn-primary:hover {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-graphic {
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float 6s ease-in-out infinite;
}

.hero-graphic i {
    font-size: 4rem;
    color: var(--accent-color);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Clients Section */
.clients-section {
    padding: var(--spacing-3xl) 0;
    background: var(--light-gray);
}

.clients-section .section-title {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--dark-gray);
}

.clients-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 450px;
    padding: var(--spacing-xl) 0;
}

.client-logo {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    max-width: 1100px;
    width: 100%;
}

.client-logo:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.client-logo img {
    max-width: 100%;
    max-height: 350px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: grayscale(20%);
    transition: filter 0.3s ease;
}

.client-logo:hover img {
    filter: grayscale(0%);
}

/* Pain Points Section */
.pain-points {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.pain-points-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.pain-point-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.pain-point-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--accent-color);
}

.pain-point-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.pain-point-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.pain-point-card p {
    color: var(--dark-gray);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.pain-points-footer {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--light-gray);
    border-radius: var(--border-radius-lg);
    margin-top: var(--spacing-xl);
}

.pain-points-footer p {
    font-size: 1.125rem;
    color: var(--dark-gray);
    max-width: 800px;
    margin: 0 auto;
}

/* Why Choose Us Section */
.why-choose-us {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.reason-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.reason-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.reason-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-color), #f59e0b);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.reason-icon i {
    font-size: 1.5rem;
    color: var(--white);
}

.reason-card p {
    color: var(--dark-gray);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.cta-section {
    text-align: center;
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
}

.cta-section h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.cta-section p {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.9;
}

/* Services Section */
.services {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.service-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

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

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.service-card p {
    color: var(--gray);
    line-height: 1.6;
    font-size: 1rem;
}

.services-cta {
    text-align: center;
}

/* Projects Section */
.projects {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.project-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: var(--white);
    padding: var(--spacing-md);
    transition: transform 0.3s ease;
}

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

.project-content {
    padding: var(--spacing-xl);
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.project-content p {
    color: var(--gray);
    line-height: 1.6;
    font-size: 0.95rem;
}

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

/* About Section */
.about {
    padding: var(--spacing-2xl) 0;
    background: var(--white);
}

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

.about-content p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
}

.about-content p:last-of-type {
    margin-bottom: var(--spacing-xl);
}

.about-cta {
    margin-top: var(--spacing-xl);
}

/* Contact Section */
.contact {
    padding: var(--spacing-2xl) 0;
    background: var(--light-gray);
}

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

.contact-content p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
}

.contact-content p:last-of-type {
    margin-bottom: var(--spacing-xl);
}

.contact-cta {
    margin-top: var(--spacing-xl);
}

/* Footer */
.footer {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    align-items: center;
    text-align: center;
}

.footer-logo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.logo-footer {
    height: 60px;
    width: auto;
}

.footer-contact {
    text-align: left;
}

.footer-contact h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.footer-contact p {
    opacity: 0.9;
    margin-bottom: var(--spacing-xs);
    line-height: 1.6;
    font-size: 0.95rem;
}

.footer-social {
    text-align: center;
}

.footer-social h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.footer-social a {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.75rem;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.1);
}

.footer-social a:hover {
    color: var(--white);
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.1);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: var(--spacing-xl);
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

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

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .clients-grid {
        min-height: 300px;
        padding: var(--spacing-lg) 0;
    }
    
    .client-logo {
        max-width: 95%;
        padding: var(--spacing-md);
    }
    
    .client-logo img {
        max-height: 250px;
    }

    .pain-points-grid,
    .reasons-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-lg);
    }
    
    .footer-contact {
        order: 1;
    }
    
    .footer-logo {
        order: 2;
    }
    
    .footer-social {
        order: 3;
    }
    
    .footer-social a {
        width: 45px;
        height: 45px;
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }

    .pain-point-card,
    .reason-card,
    .service-card {
        padding: var(--spacing-md);
    }

    .cta-section {
        padding: var(--spacing-lg);
    }

    .cta-section h3 {
        font-size: 1.5rem;
    }
}

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

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

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}