:root {
    /* Colors from brand palette */
    --primary-blue: #2563EB;
    --midnight-blue: #8C2F56;
    --sky-blue: #4DB4F0;
    --accent-light-blue: #93C5FD;
    --cool-gray: #F2F4F7;
    --slate-gray: #6B7280;
    --charcoal-gray: #374151;
    --soft-gray: #E5E7EB;
    --white: #FFFFFF;
    
    /* Typography */
    --font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-family);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--charcoal-gray);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-base);
}

ul {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    animation: slideDown 0.6s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
}

.logo-img {
    height: 45px;
    width: auto;
    transition: transform var(--transition-base);
}

.logo-img:hover {
    transform: scale(1.05);
}

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

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--charcoal-gray);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: width var(--transition-base);
}

.nav-links a:hover {
    color: var(--primary-blue);
}

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

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--charcoal-gray);
    transition: all var(--transition-base);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 50%, #F2F4F7 100%);
    z-index: -1;
    overflow: hidden;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(77, 180, 240, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out reverse;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    50% {
        transform: translate(30px, -30px) scale(1.1);
    }
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: var(--spacing-3xl) 0;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--midnight-blue);
    margin-bottom: var(--spacing-md);
}

.gradient-text {
    display: block;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--sky-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 3s infinite linear;
}

@keyframes shimmer {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    font-weight: 400;
    color: var(--slate-gray);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.hero-features {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-2xl);
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    color: var(--charcoal-gray);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-base);
}

.feature-badge:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-badge svg {
    color: var(--primary-blue);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    text-align: center;
}

.btn-primary {
    background: var(--primary-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background: var(--sky-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

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

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

.btn-full {
    width: 100%;
}

/* About Section */
.about {
    padding: var(--spacing-3xl) 0;
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--midnight-blue);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.about-text {
    font-size: 1.05rem;
    color: var(--slate-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #F0F9FF 0%, #E0F2FE 100%);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-base);
}

.stat-item:hover {
    transform: translateY(-4px);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--slate-gray);
    font-weight: 500;
}

.about-visual {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.visual-card {
    padding: var(--spacing-xl);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid var(--primary-blue);
    transition: all var(--transition-base);
}

.visual-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-xl);
}

.visual-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--midnight-blue);
    margin-bottom: var(--spacing-sm);
}

.visual-card p {
    color: var(--slate-gray);
    line-height: 1.7;
}

/* Services Section */
.services {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--cool-gray) 0%, white 100%);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--slate-gray);
    margin-top: var(--spacing-sm);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.service-card {
    position: relative;
    padding: var(--spacing-xl);
    background: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.service-card.featured {
    border-color: var(--primary-blue);
    background: linear-gradient(135deg, #F0F9FF 0%, white 100%);
}

.featured-badge {
    position: absolute;
    top: -12px;
    right: var(--spacing-lg);
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--primary-blue);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--sky-blue) 100%);
    border-radius: var(--radius-lg);
    color: white;
    margin-bottom: var(--spacing-md);
    transition: transform var(--transition-base);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--midnight-blue);
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--slate-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-features {
    margin-bottom: var(--spacing-md);
}

.service-features li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--charcoal-gray);
    font-size: 0.95rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: 700;
}

.service-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.tech-tag {
    padding: 0.375rem 0.75rem;
    background: var(--cool-gray);
    color: var(--charcoal-gray);
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.tech-tag:hover {
    background: var(--primary-blue);
    color: white;
}

.services-cta {
    text-align: center;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--midnight-blue) 0%, var(--primary-blue) 100%);
    color: white;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.services-cta h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
}

.services-cta p {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

/* Contact Section */
.contact {
    padding: var(--spacing-3xl) 0;
    background: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-description {
    color: var(--slate-gray);
    margin-bottom: var(--spacing-xl);
    font-size: 1.05rem;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.contact-method {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--cool-gray);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    border: 2px solid transparent;
}

.contact-method:hover {
    background: white;
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
    transform: translateX(8px);
}

.contact-method.whatsapp:hover {
    border-color: #25D366;
}

.contact-method.whatsapp:hover .method-icon {
    background: #25D366;
}

.method-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-blue);
    color: white;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.method-content {
    display: flex;
    flex-direction: column;
}

.method-label {
    font-size: 0.85rem;
    color: var(--slate-gray);
    font-weight: 500;
}

.method-value {
    font-size: 1.05rem;
    color: var(--charcoal-gray);
    font-weight: 600;
}

.social-links h3 {
    font-size: 1.25rem;
    color: var(--midnight-blue);
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
}

.social-icons a {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--cool-gray);
    color: var(--charcoal-gray);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.social-icons a:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--cool-gray);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.contact-form h3 {
    font-size: 1.5rem;
    color: var(--midnight-blue);
    margin-bottom: var(--spacing-lg);
}

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

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--charcoal-gray);
    margin-bottom: var(--spacing-xs);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem var(--spacing-md);
    font-family: var(--font-family);
    font-size: 1rem;
    color: var(--charcoal-gray);
    background: white;
    border: 2px solid var(--soft-gray);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

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

/* Footer */
.footer {
  background: linear-gradient(180deg, #0F172A 0%, #1F2937 100%);
  color: white;
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer .logo-img {
  filter: brightness(0) invert(1);
}


.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-logo {
    height: 40px;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 0.95rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: white;
}

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a,
.footer-section ul li {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    transition: color var(--transition-base);
}

.footer-section ul li a:hover {
    color: var(--sky-blue);
}

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-values {
    display: flex;
    gap: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
  .mobile-menu-btn {
    display: flex;
  }

  /* Menú móvil: NO usar display:none, se oculta con transform/opacity */
  .nav-links {
    position: fixed;
    top: 72px;              /* ajusta si tu navbar mide distinto */
    left: 0;
    right: 0;

    display: flex;
    flex-direction: column;
    gap: 1.25rem;

    padding: 1.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);

    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 300ms ease, opacity 300ms ease;

    z-index: 999;
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .mobile-menu-btn span {
    transform-origin: left center;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }
  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .about-stats {
    grid-template-columns: 1fr;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* evita scroll cuando el menú está abierto */
body.menu-open {
  overflow: hidden;
}


@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-3xl) 0;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .mobile-menu-btn,
    .hero-cta,
    .contact-form,
    .footer {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    .section-title {
        page-break-after: avoid;
    }
    html, body {
  width: 100%;
  overflow-x: hidden;
}

/* si tu navegador soporta clip (mejor, evita “rebote” raro) */
@supports (overflow-x: clip) {
  html, body { overflow-x: clip; }
}
}