/* ========================================
   RESET Y VARIABLES CSS
======================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores principales inspirados en AutoBotIA */
    --primary-dark: #19252b;
    --primary-green: #07966d;
    --light-bg: #f7fbfb;
    --text-muted: #97a9aa;
    --accent-light: #cbe2dd;

    /* Colores adicionales */
    --white: #ffffff;
    --black: #000000;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #6c757d;
    --gray-600: #495057;
    --gray-700: #343a40;
    --gray-800: #212529;

    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, var(--primary-green) 0%, var(--primary-dark) 100%);
    --gradient-light: linear-gradient(135deg, var(--light-bg) 0%, var(--accent-light) 100%);

    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;

    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;

    /* Sombras */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Bordes */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-full: 9999px;

    /* Transiciones */
    --transition-fast: 0.15s ease-in-out;
    --transition-normal: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* ========================================
   ESTILOS GLOBALES
======================================== */

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--primary-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--primary-dark);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-size: 200% 200%;
    animation: gradientShift 3s ease-in-out infinite;
}

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

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

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

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

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

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

/* Botón WhatsApp en packs - versión más fina */
.btn-whatsapp-pack {
    margin-top: 18px;
    width: 100%;
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: #fff;
    font-weight: 600;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 16px -4px rgba(37,211,102,0.12);
    transition: background 0.3s, transform 0.2s;
    border-radius: 1.8em;
    font-size: 1.35rem;
    padding: 0.7em 0;
    min-height: 0;
    border: none;
}

.btn-whatsapp-pack:hover {
    background: linear-gradient(135deg, #128c7e, #25d366);
    color: #fff;
    transform: translateY(-2px) scale(1.03);
}

.btn-whatsapp-pack svg {
    margin-right: 10px;
    height: 1.5em;
    width: 1.5em;
}

@media (max-width: 480px) {
    .btn-whatsapp-pack {
        font-size: 1rem;
        padding: 0.7em 0;
    }
}

/* Animaciones de entrada */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out forwards;
}

.fade-in-delayed {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.8s ease-out 0.3s forwards;
}

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

/* ========================================
   NAVEGACIÓN
======================================== */


.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

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

.nav-logo h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin: 0;
    color: var(--primary-dark);
}

.accent {
    color: var(--primary-green);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    margin: 0;
}

.nav-link {
    text-decoration: none;
    color: var(--primary-dark);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-green);
    background: var(--accent-light);
}

.nav-link.active {
    color: var(--primary-green);
    background: var(--accent-light);
}

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-dark);
    border-radius: var(--border-radius-full);
    transition: all var(--transition-fast);
}

/* --- Mostrar enlaces extra solo en móvil, dropdown solo en desktop --- */
.nav-item.nav-extra.nav-desktop-only {
  display: none;
}
.nav-item.nav-mobile-extra.mobile-only {
  display: block;
}
@media (min-width: 1025px) {
  .nav-item.nav-extra.nav-desktop-only {
    display: block;
  }
  .nav-item.nav-mobile-extra.mobile-only {
    display: none !important;
  }
}
@media (max-width: 1024px) {
  .nav-item.nav-extra.nav-desktop-only {
    display: none !important;
  }
  .nav-item.nav-mobile-extra.mobile-only {
    display: block !important;
  }
}

/* --- Forzar ocultar el dropdown 'Más' por defecto en escritorio --- */
@media (min-width: 1025px) {
  .nav-dropdown:not(.open) .nav-dropdown-menu {
    display: none !important;
  }
}

/* --- Mejora visual del dropdown 'Más' en escritorio --- */
@media (min-width: 1025px) {
  .nav-dropdown {
    position: relative;
  }
  .nav-dropdown-toggle {
    cursor: pointer;
    user-select: none;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
  }
  .nav-dropdown-toggle span {
    display: inline-block;
    transition: transform 0.3s cubic-bezier(.4,0,.2,1);
  }
  .nav-dropdown.open .nav-dropdown-toggle span {
    transform: rotate(180deg);
  }
  .nav-dropdown-menu {
    display: none;
    position: absolute;
    top: 110%;
    left: 0;
    min-width: 220px;
    background: #fff;
    box-shadow: 0 8px 32px rgba(0,0,0,0.16);
    border-radius: 12px;
    z-index: 1000;
    padding: 0.5em 0;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: opacity 0.25s, transform 0.25s;
  }
  .nav-dropdown.open .nav-dropdown-menu {
    display: block;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .nav-dropdown-menu li {
    list-style: none;
  }
  .nav-dropdown-menu .nav-link {
    display: block;
    padding: 14px 28px;
    color: #222;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    border-radius: 6px;
    transition: background 0.18s, color 0.18s;
    margin: 0 6px;
  }
  .nav-dropdown-menu .nav-link:hover {
    background: #f3f4f6;
    color: #059669;
  }
  .nav-dropdown-menu li:not(:last-child) .nav-link {
    border-bottom: 1px solid #f0f0f0;
  }
}

/* ========================================
   SECCIÓN HERO
======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--light-bg) 0%, var(--white) 50%, var(--accent-light) 100%);
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.5;
    pointer-events: none;
    z-index: 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-dark);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.hero-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-green);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

/* Tarjetas flotantes */
.floating-cards {
    position: relative;
    height: 400px;
}

.floating-card {
    position: absolute;
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    min-width: 140px;
    animation: float 6s ease-in-out infinite;
}

.floating-card .card-icon {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.floating-card p {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--primary-dark);
    margin: 0;
}

.card-1 {
    top: 20px;
    left: 20px;
    animation-delay: 0s;
}

.card-2 {
    top: 80px;
    right: 30px;
    animation-delay: 1.5s;
}

.card-3 {
    bottom: 100px;
    left: 0px;
    animation-delay: 3s;
}

.card-4 {
    bottom: 20px;
    right: 0px;
    animation-delay: 4.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-10px) rotate(1deg); }
    50% { transform: translateY(-5px) rotate(-1deg); }
    75% { transform: translateY(-15px) rotate(2deg); }
}

/* ========================================
   SECCIÓN SERVICIOS
======================================== */

.services {
    padding: var(--spacing-4xl) 0;
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-2xl);
}

.service-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transition: all var(--transition-normal);
}

.service-card:hover::before {
    left: 0;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-light);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-green);
}

.service-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--primary-dark);
}

.service-description {
    color: var(--text-muted);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

.service-features {
    list-style: none;
}

.service-features li {
    padding: var(--spacing-sm) 0;
    color: var(--gray-600);
    position: relative;
    padding-left: var(--spacing-lg);
}

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

/* ========================================
   SECCIÓN NOSOTROS
======================================== */

.about {
    padding: var(--spacing-4xl) 0;
    background: var(--light-bg);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: center;
}

.about-text .section-title {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.about-description {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

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

.feature-item {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-start;
}

.feature-icon {
    font-size: var(--font-size-2xl);
    min-width: 50px;
    text-align: center;
}

.feature-content h4 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.feature-content p {
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

.stats-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.stat-box {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 1px solid var(--gray-200);
}

.stat-box .stat-number {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--primary-green);
    display: block;
    margin-bottom: var(--spacing-sm);
}

.stat-box .stat-label {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* ========================================
   SECCIÓN TESTIMONIOS
======================================== */

.testimonials {
    padding: var(--spacing-4xl) 0;
    background: var(--white);
}

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

.testimonial-card {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-normal);
}

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

.testimonial-stars {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 600;
}

.author-info h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--primary-dark);
    margin: 0;
}

.author-info p {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin: 0;
}

/* ========================================
   SECCIÓN CONTACTO
======================================== */

.contact {
    padding: var(--spacing-4xl) 0;
    background: var(--light-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-4xl);
    align-items: flex-start;
}

.contact-info .section-title {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

.contact-description {
    font-size: var(--font-size-lg);
    color: var(--text-muted);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.contact-icon {
    font-size: var(--font-size-2xl);
    min-width: 50px;
    text-align: center;
}

.contact-item h4 {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--primary-dark);
    margin: 0 0 var(--spacing-xs) 0;
}

.contact-item p {
    color: var(--text-muted);
    margin: 0;
}

/* Formulario */
.contact-form-container {
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
}

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

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 500;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border: 2px solid var(--gray-300);
    border-radius: var(--border-radius-md);
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(7, 150, 109, 0.1);
}

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

.btn-form {
    margin-top: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: var(--font-size-lg);
}

/* ========================================
   FOOTER
======================================== */

.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg) 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-brand h3 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.footer-brand p {
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
}

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

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

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

.footer-section a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--primary-green);
}

.footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: var(--spacing-lg);
    text-align: center;
    color: var(--text-muted);
}

/* ========================================
   ANIMACIONES AOS (Scroll)
======================================== */

[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   RESPONSIVE DESIGN
======================================== */

@media (max-width: 1024px) {
    .hero-container,
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .hero-visual {
        order: -1;
    }

    .floating-cards {
        height: 200px;
        transform: scale(0.8);
    }

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

    .stats-container {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@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-2xl);
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-lg);
    }

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

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

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

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

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

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

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .hero-title {
        font-size: var(--font-size-3xl);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .floating-cards {
        transform: scale(0.6);
    }

    .service-card,
    .testimonial-card,
    .contact-form-container {
        padding: var(--spacing-lg);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }
}

/* ===== WHATSAPP FLOTANTE MODERNO ===== */
.whatsapp-float {
    position: fixed;
    bottom: var(--spacing-lg);
    left: var(--spacing-lg);
    z-index: 50;
}

.whatsapp-btn {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    padding: var(--spacing-md);
    border-radius: 50%;
    box-shadow: var(--shadow-xl);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.whatsapp-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transition: all var(--transition-slow);
    transform: translate(-50%, -50%);
}

.whatsapp-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn:hover::before {
    width: 100%;
    height: 100%;
}

/* Animación de pulso para WhatsApp */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
    }
}

.whatsapp-btn {
    animation: pulse 2s infinite;
}

/* ========================================
   SECCIÓN PACK WEB+IA
======================================== */

.pack-web-ia {
    padding: var(--spacing-4xl) 0;
    background: var(--light-bg);
}

.packs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-3xl);
}

.pack-card {
    background: var(--white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    padding: var(--spacing-2xl) var(--spacing-xl);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: relative;
    transition: all var(--transition-normal);
    overflow: hidden;
}

.pack-card.popular {
    border: 2.5px solid var(--primary-green);
    box-shadow: 0 8px 32px -8px rgba(7,150,109,0.12);
}

.pack-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-green);
}

.pack-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
}

.pack-icon {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xs);
}

.pack-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-xs);
}

.popular-badge {
    background: var(--primary-green);
    color: var(--white);
    font-size: var(--font-size-xs);
    font-weight: 10000;
    border-radius: var(--border-radius-full);
    padding: 2px 10px;
    margin-left: var(--spacing-xs);
    vertical-align: middle;
    white-space: nowrap;
}

.pack-tagline {
    color: var(--text-muted);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-sm);
}

.pack-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
    padding-left: 0;
    width: 100%;
}

.pack-features li {
    padding: var(--spacing-sm) 0 var(--spacing-sm) var(--spacing-lg);
    color: var(--gray-600);
    position: relative;
    font-size: var(--font-size-base);
}

.pack-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-green);
    font-weight: bold;
}

.pack-price {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
}

.price {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary-green);
}

.price-desc {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.pack-optional {
    font-size: var(--font-size-xs);
    color: var(--primary-dark);
    background: var(--accent-light);
    border-radius: var(--border-radius-full);
    padding: 3px 12px;
    margin-top: var(--spacing-xs);
    margin-left: 0;
    display: inline-block;
}

@media (max-width: 768px) {
    .packs-grid {
        grid-template-columns: 1fr;
    }
    .pack-card {
        padding: var(--spacing-xl) var(--spacing-lg);
    }
}