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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid #e0e0e0;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.logo h2 {
    color: #2563eb;
    font-weight: 700;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #2563eb;
}

.cta-nav {
    background: #2563eb;
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
}

/* Language Switcher */
.language-switcher {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 5px;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
}

.language-switcher:hover {
    background: #f8fafc;
    border-color: #2563eb;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 25px;
    left: 25px;
    z-index: 1000;
}

.whatsapp-link {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #25D366;
    color: white;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: 50px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
    transition: all 0.3s ease;
    font-weight: 600;
}

.whatsapp-link:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
    background: #128C7E;
}

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

.whatsapp-text {
    font-size: 0.9rem;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    color: #fbbf24;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.btn-primary {
    background: #fbbf24;
    color: #1f2937;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.btn-primary:hover {
    background: #f59e0b;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(251, 191, 36, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat p {
    opacity: 0.8;
}

/* Problem/Solution Section */
.problem-solution {
    padding: 80px 0;
    background: #f8fafc;
}

.problem-section, .solution-section {
    margin-bottom: 4rem;
}

.problem-section h2, .solution-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1f2937;
}

.problems-grid, .solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.problem-card, .solution-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

.problem-card:hover, .solution-card:hover {
    transform: translateY(-5px);
}

.problem-icon, .solution-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.problem-card h4, .solution-card h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

/* Services Section */
.services {
    padding: 80px 0;
    background: white;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #1f2937;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: #f8fafc;
    padding: 2.5rem 2rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #2563eb;
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.service-card ul {
    list-style: none;
    text-align: left;
    margin-bottom: 2rem;
}

.service-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.service-card li:before {
    content: "✓ ";
    color: #10b981;
    font-weight: bold;
}

.btn-service {
    background: #2563eb;
    color: white;
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
    width: 100%;
}

.btn-service:hover {
    background: #1d4ed8;
}

/* Process Section */
.process {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.process .section-title {
    color: white;
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.step {
    text-align: center;
    padding: 2rem;
}

.step-number {
    background: #fbbf24;
    color: #1f2937;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1.5rem;
}

.step h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

/* Results Section */
.results {
    padding: 80px 0;
    background: #f8fafc;
}

.testimonials {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
}

.testimonial-card:before {
    content: """;
    font-size: 5rem;
    color: #2563eb;
    position: absolute;
    top: -10px;
    left: 20px;
    opacity: 0.1;
}

.testimonial-card p {
    font-size: 1.1rem;
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.client strong {
    display: block;
    color: #1f2937;
}

.client span {
    color: #6b7280;
    font-size: 0.9rem;
}

/* CTA Section */
.cta-section {
    padding: 80px 0;
    background: #1f2937;
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.8;
}

.btn-primary.large {
    padding: 1.2rem 3rem;
    font-size: 1.2rem;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h3 {
    margin-bottom: 2rem;
    color: #1f2937;
}

.contact-item {
    padding: 1rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    padding: 1rem;
    border: 1px solid #d1d5db;
    border-radius: 5px;
    font-size: 1rem;
}

.contact-form textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    padding: 0.3rem 0;
    opacity: 0.8;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
    opacity: 0.7;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-text {
        display: none;
    }
    
    .whatsapp-link {
        padding: 15px;
    }
    
    .language-switcher span {
        display: none;
    }
    
    .testimonials {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        gap: 1.5rem;
    }
    
    .stat h3 {
        font-size: 2rem;
    }
    
    .problems-grid,
    .solutions-grid {
        grid-template-columns: 1fr;
    }
}