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

:root {
    /* Paleta de colores unificada - Negro, Azul y Verde WhatsApp */
    --primary-blue: #1e40af;
    --dark-blue: #1e3a8a;
    --light-blue: #2563eb;
    --whatsapp-green: #25d366;
    --dark-green: #128c7e;
    --light-green: #dcf8c6;
    --black: #000000;
    --dark-gray: #1f2937;
    --gray: #6b7280;
    --light-gray: #f3f4f6;
    --white: #ffffff;
    
    /* Tipografía */
    --font-primary: 'Montserrat', sans-serif;
    
    /* Espaciado */
    --container-max-width: 1200px;
    --section-padding: 80px 0;
    --element-margin: 20px;
    
    /* 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);
    
    /* Transiciones */
    --transition-base: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

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

/* Contenedor principal */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Navegación */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition-base);
}

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

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

.nav-brand .logo {
    height: 45px;
    width: auto;
}

/* Botón fijo de contacto */
.fixed-contact-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, var(--whatsapp-green), var(--dark-green));
    color: var(--white);
    border: none;
    border-radius: 50px;
    padding: 15px 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition-base);
    display: flex;
    align-items: center;
    gap: 10px;
}

.fixed-contact-btn:hover {
    background: linear-gradient(135deg, var(--dark-green), var(--whatsapp-green));
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.fixed-contact-btn i {
    font-size: 1.1rem;
}

/* Botones CTA */
.cta-btn {
    background: linear-gradient(135deg, var(--whatsapp-green), var(--dark-green));
    color: var(--white);
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-family: var(--font-primary);
}

.cta-btn:hover {
    background: linear-gradient(135deg, var(--dark-green), var(--whatsapp-green));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.cta-btn.secondary:hover {
    background: var(--whatsapp-green);
    color: var(--white);
}

.cta-btn.large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.cta-btn.full-width {
    width: 100%;
    justify-content: center;
    min-height: 50px;
    font-weight: 600;
}

.cta-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none !important;
}

.cta-btn:disabled:hover {
    transform: none !important;
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    color: var(--black);
}

.hero-text .highlight {
    background: linear-gradient(135deg, var(--whatsapp-green), var(--dark-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    margin-bottom: 30px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.hero-buttons .cta-btn {
    flex: 1;
    min-width: 220px;
    max-width: 280px;
    justify-content: center;
    padding: 16px 24px;
    font-size: 1rem;
    font-weight: 600;
}

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

.dashboard-preview {
    width: 100%;
    max-width: 600px;
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 3px solid var(--light-gray);
    transition: var(--transition-base);
}

.dashboard-preview:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.dashboard-img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 17px;
}

/* Sección About WhaConnect */
.about-whaconnect {
    background: var(--white);
    padding: var(--section-padding);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr; /* Cambiado a una sola columna */
    align-items: center;
    max-width: 1200px;
    margin: 0 auto; /* Mantenemos el centrado del contenedor */
}

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--black);
}

.about-subtitle {
    font-size: 1.3rem;
    color: var(--whatsapp-green);
    font-weight: 600;
    margin-bottom: 25px;
    line-height: 1.4;
}

.about-description p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--gray);
    margin-bottom: 30px;
}

.key-points {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.point {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    padding: 15px;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.point:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.point i {
    color: var(--whatsapp-green);
    font-size: 1.5rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.point span {
    font-size: 1rem;
    line-height: 1.5;
    color: var(--dark-gray);
}

/* Secciones generales */
section {
    padding: var(--section-padding);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--black);
}

/* Sección de beneficios */
.benefits {
    background: var(--white);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

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

.benefit-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, var(--whatsapp-green), var(--dark-green));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

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

.benefit-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--black);
}

.benefit-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Sección de funcionalidades */
.features {
    background: var(--light-gray);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 35px 30px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border-left: 4px solid var(--whatsapp-green);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--dark-green);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(45deg, var(--whatsapp-green), var(--dark-green));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon i {
    font-size: 1.8rem;
    color: var(--white);
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--black);
}

.feature-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Getting Started Section */
.pricing-section {
    background: var(--light-gray);
}

.getting-started .section-subtitle, .pricing-section .section-subtitle {
    text-align: center;
    max-width: 800px;
    margin: -40px auto 60px;
    font-size: 1.1rem;
    color: var(--gray);
    line-height: 1.6;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
    justify-content: center;
}

.plan-card {
    background: var(--white);
    padding: 35px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    border: 2px solid var(--light-gray);
    display: flex;
    flex-direction: column;
}

.plan-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--whatsapp-green);
}

.plan-header {
    text-align: center;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--light-gray);
}

.plan-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 10px;
}

.plan-header p {
    color: var(--gray);
    font-size: 1rem;
}

.plan-features {
    list-style: none;
    padding: 25px 0;
    flex-grow: 1;
}

.plan-features li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    font-size: 1rem;
}

.plan-features i {
    color: var(--whatsapp-green);
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.plan-card .cta-btn {
    margin-top: auto; /* Empuja el botón al final */
}

/* CTA Final */
.final-cta {
    background: var(--white); /* Fondo minimalista */
    color: var(--dark-gray); /* Color de texto base */
}

.cta-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.cta-text-content {
    max-width: 800px;
}

/* Estilos para el nuevo contenido del CTA Final */
.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--black); /* Color de título oscuro */
    line-height: 1.3;
}

.cta-conclusion {
    font-size: 1.2rem;
    font-style: italic;
    color: var(--gray);
    margin-bottom: 40px;
}

.cta-narrative, .cta-final-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--dark-gray);
    margin-bottom: 25px;
}

.cta-punchline {
    font-size: 1.3rem;
    font-weight: 600;
    line-height: 1.7;
    color: var(--black);
    margin-bottom: 20px;
}

.final-cta .key-points {
    margin: 30px 0;
}

.final-cta .cta-btn {
    background: linear-gradient(135deg, var(--whatsapp-green), var(--dark-green));
    color: var(--white);
}

.final-cta .cta-btn:hover {
    background: linear-gradient(135deg, var(--dark-green), var(--whatsapp-green));
}

.cta-slogan {
    margin-top: 20px;
    font-size: 0.9rem;
    color: var(--gray);
    line-height: 1.6;
    opacity: 0.8;
}

.cta-action-box {
    background: var(--light-gray);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    position: sticky;
    top: 120px; /* Para que se quede fijo al hacer scroll */
    border: 1px solid rgba(0,0,0,0.05);
}

.cta-action-box h4 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 10px;
}

.cta-action-box p {
    color: var(--gray);
    margin-bottom: 30px;
}

.cta-action-box .cta-btn {
    width: 100%;
    justify-content: center;
}

@media (max-width: 768px) {
    .cta-title {
        font-size: 2rem;
    }
    .cta-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .cta-text-content {
        text-align: center;
    }
    .cta-action-box {
        position: static;
    }
}


/* Footer */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 40px 0;
}

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

.footer-brand h3 {
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.footer-brand p {
    opacity: 0.8;
}

.footer-info p {
    opacity: 0.6;
    font-size: 0.9rem;
}

/* Modal mejorado con mejor UX/UI */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    opacity: 0;
    animation: modalFadeIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    z-index: 1500;
    transition: var(--transition-base);
}

.modal-content {
    background: linear-gradient(145deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    width: 90vw;
    max-width: 650px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
}

.modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--whatsapp-green), var(--dark-green), var(--primary-blue));
    border-radius: 20px 20px 0 0;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 35px 25px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    border-radius: 20px 20px 0 0;
}

.modal-header h3 {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--black);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-header h3 i {
    color: var(--whatsapp-green);
    font-size: 1.4rem;
}

.close {
    font-size: 1.8rem;
    font-weight: bold;
    cursor: pointer;
    color: var(--gray);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: transparent;
    border: none;
}

.close:hover {
    color: var(--black);
    background: rgba(0, 0, 0, 0.05);
    transform: rotate(90deg);
}

.modal-body {
    padding: 35px;
}

/* Campos de teléfono mejorados */
.phone-input-group {
    display: flex;
    gap: 15px;
    align-items: flex-end;
}

.prefix-container {
    flex: 0 0 90px;
    position: relative;
}

.number-container {
    flex: 1;
    position: relative;
}

.prefix-container input {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.9) 100%);
    color: var(--dark-gray);
    text-align: center;
    font-weight: 700;
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    padding: 16px 12px;
    font-size: 16px;
    width: 100%;
    cursor: text;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.prefix-container input:focus {
    outline: none;
    border-color: var(--whatsapp-green);
    box-shadow:
        0 0 0 3px rgba(37, 211, 102, 0.12),
        0 4px 16px rgba(37, 211, 102, 0.08);
    transform: translateY(-1px);
    background: var(--white);
}

.prefix-container input:hover {
    border-color: rgba(0, 0, 0, 0.15);
}

.number-container input {
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    padding: 16px 18px;
    font-size: 16px;
    width: 100%;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.number-container input:focus {
    outline: none;
    border-color: var(--whatsapp-green);
    box-shadow:
        0 0 0 3px rgba(37, 211, 102, 0.12),
        0 4px 16px rgba(37, 211, 102, 0.08);
    transform: translateY(-1px);
}

.number-container input:hover {
    border-color: rgba(0, 0, 0, 0.15);
}


/* Estados del modal mejorados */
.modal-state {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.95) 100%);
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.modal-state::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--whatsapp-green), var(--dark-green));
}

.modal-state.error::before {
    background: linear-gradient(90deg, #e74c3c, #c0392b);
}

.modal-state.loading::before {
    background: linear-gradient(90deg, var(--primary-blue), var(--dark-blue));
}

/* Spinner de carga mejorado */
.loading-spinner {
    width: 70px;
    height: 70px;
    border: 5px solid rgba(37, 211, 102, 0.1);
    border-top: 5px solid var(--whatsapp-green);
    border-right: 5px solid var(--dark-green);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 25px;
    position: relative;
}

.loading-spinner::after {
    content: '';
    position: absolute;
    top: -5px;
    left: -5px;
    right: -5px;
    bottom: -5px;
    border: 2px solid transparent;
    border-top: 2px solid rgba(37, 211, 102, 0.3);
    border-radius: 50%;
    animation: spin 0.8s linear infinite reverse;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Iconos de éxito y error mejorados */
.success-icon,
.error-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 32px;
    position: relative;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.success-icon {
    background: linear-gradient(135deg, var(--whatsapp-green), var(--dark-green));
}

.success-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--whatsapp-green), var(--dark-green));
    opacity: 0.3;
    animation: pulse 2s infinite;
}

.error-icon {
    background: linear-gradient(135deg, #e74c3c, #c0392b);
}

.error-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    opacity: 0.3;
    animation: shake 2s infinite;
}

/* Títulos y textos mejorados */
.modal-state h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--black);
    position: relative;
    z-index: 1;
}

.modal-state p {
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 25px;
    font-size: 1rem;
    position: relative;
    z-index: 1;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* Botones en estados del modal */
.modal-state .cta-btn {
    margin-top: 10px;
    min-width: 160px;
    position: relative;
    z-index: 1;
}

/* Estado de WhatsApp alert especial */
.modal-whatsapp-alert {
    background: linear-gradient(145deg, rgba(255, 241, 241, 0.95) 0%, rgba(255, 248, 248, 0.95) 100%);
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.modal-whatsapp-alert::before {
    background: linear-gradient(90deg, #e74c3c, #c0392b);
}

.whatsapp-alert-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    color: var(--white);
    font-size: 32px;
    box-shadow: 0 8px 25px rgba(231, 76, 60, 0.3);
}

.whatsapp-alert-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, #e74c3c, #c0392b);
    opacity: 0.3;
    animation: pulse 2s infinite;
}

.alert-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 20px;
}

.alert-actions .cta-btn {
    min-width: 140px;
}

/* Formulario mejorado con mejor UX */
.contact-form {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.8) 0%, rgba(248, 250, 252, 0.8) 100%);
    padding: 30px;
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 24px;
    position: relative;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--dark-gray);
    font-size: 15px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-group label::after {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--whatsapp-green);
    border-radius: 50%;
    opacity: 0.7;
}

.form-group input,
.form-group textarea {
    padding: 16px 18px;
    border: 2px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    font-size: 16px;
    font-family: var(--font-primary);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: var(--white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--whatsapp-green);
    box-shadow:
        0 0 0 3px rgba(37, 211, 102, 0.12),
        0 4px 16px rgba(37, 211, 102, 0.08);
    transform: translateY(-1px);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray);
    opacity: 0.7;
    font-style: italic;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.form-group input:hover,
.form-group textarea:hover {
    border-color: rgba(0, 0, 0, 0.15);
}


/* Mensajes */
.success-message,
.error-message {
    padding: 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.success-message {
    background: rgba(34, 197, 94, 0.1);
    color: #059669;
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Animaciones mejoradas del modal */
@keyframes modalFadeIn {
    0% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.7) rotate(-2deg);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.02) rotate(0.5deg);
    }
    100% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
    }
}

@keyframes modalFadeOut {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.9) rotate(1deg);
    }
}

@keyframes modalSlideIn {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes modalBounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
    100% {
        transform: scale(1);
    }
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    25% {
        transform: translateX(-5px);
    }
    75% {
        transform: translateX(5px);
    }
}

/* Animaciones de entrada para elementos del formulario */
.modal-body > * {
    animation: modalSlideIn 0.6s ease-out forwards;
    opacity: 0;
}

.modal-body > *:nth-child(1) { animation-delay: 0.1s; }
.modal-body > *:nth-child(2) { animation-delay: 0.2s; }
.modal-body > *:nth-child(3) { animation-delay: 0.3s; }
.modal-body > *:nth-child(4) { animation-delay: 0.4s; }

/* Animación para estados del modal */
.modal-state {
    animation: modalBounceIn 0.5s ease-out;
}

/* Animaciones de hover mejoradas */
.cta-btn:hover {
    animation: pulse 0.6s ease-in-out;
}

.form-group input:focus,
.form-group textarea:focus,
.prefix-container input:focus,
.number-container input:focus {
    animation: pulse 0.3s ease-out;
}


/* Micro-interacciones adicionales */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-4px); }
    60% { transform: translateY(-2px); }
}


@keyframes glow {
    0% { box-shadow: 0 0 5px rgba(37, 211, 102, 0.2); }
    50% { box-shadow: 0 0 20px rgba(37, 211, 102, 0.4), 0 0 30px rgba(37, 211, 102, 0.2); }
    100% { box-shadow: 0 0 5px rgba(37, 211, 102, 0.2); }
}

@keyframes slideUpFade {
    0% {
        opacity: 0;
        transform: translateY(20px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Efectos hover mejorados */
.form-group input:hover:not(:focus),
.form-group textarea:hover:not(:focus) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.prefix-container input:hover:not(:focus),
.number-container input:hover:not(:focus) {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}


/* Efectos de carga del botón */
.cta-btn:active {
    transform: translateY(1px) scale(0.98);
    transition: all 0.1s ease;
}

/* Efectos de ripple mejorados */
.cta-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.3s ease, height 0.3s ease;
    pointer-events: none;
}

.cta-btn:active::before {
    width: 300px;
    height: 300px;
}

/* Animaciones de entrada escalonadas para elementos del formulario */
.contact-form .form-group:nth-child(1) {
    animation: slideUpFade 0.5s ease-out 0.1s both;
}

.contact-form .form-group:nth-child(2) {
    animation: slideUpFade 0.5s ease-out 0.2s both;
}

.contact-form .form-group:nth-child(3) {
    animation: slideUpFade 0.5s ease-out 0.3s both;
}

.contact-form .form-group:nth-child(4) {
    animation: slideUpFade 0.5s ease-out 0.4s both;
}

/* Efectos de feedback táctil */
@media (hover: none) and (pointer: coarse) {
    .cta-btn:active {
        background: linear-gradient(135deg, var(--dark-green), var(--whatsapp-green));
        transform: scale(0.98);
    }

    .form-group input:active,
    .form-group textarea:active,
    .prefix-container input:active,
    .number-container input:active {
        transform: scale(0.99);
        transition: transform 0.1s ease;
    }
}

/* Efectos de celebración para éxito */
.modal-state.success .success-icon {
    animation: bounce 0.6s ease-out, glow 2s ease-in-out infinite 0.6s;
}

/* Micro-animaciones para iconos */
.success-icon i,
.error-icon i,
.whatsapp-alert-icon i {
    transition: transform 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.success-icon:hover i,
.error-icon:hover i,
.whatsapp-alert-icon:hover i {
    transform: scale(1.1) rotate(5deg);
}

/* Efectos de carga mejorados */
.loading-spinner {
    position: relative;
}

.loading-spinner::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border: 3px solid transparent;
    border-top: 3px solid rgba(37, 211, 102, 0.2);
    border-radius: 50%;
    animation: spin 1.5s linear infinite reverse;
}

/* Efectos de transición para estados del modal */
.modal-state {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal-state.success {
    background: linear-gradient(145deg, rgba(37, 211, 102, 0.05) 0%, rgba(255, 255, 255, 0.95) 100%);
}

.modal-state.error {
    background: linear-gradient(145deg, rgba(231, 76, 60, 0.05) 0%, rgba(255, 255, 255, 0.95) 100%);
}


/* Transiciones suaves para cambios de estado */
.form-group,
.prefix-container,
.number-container {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Efectos de placeholder animados */
.form-group input:focus::placeholder,
.form-group textarea:focus::placeholder,
.prefix-container input:focus::placeholder,
.number-container input:focus::placeholder {
    opacity: 0.6;
    transform: translateX(5px);
    transition: all 0.3s ease;
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

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

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Variaciones de color para diferentes secciones manteniendo paleta consistente */
.benefit-card:nth-child(even) .benefit-icon {
    background: linear-gradient(45deg, var(--primary-blue), var(--dark-blue));
}

.feature-card:nth-child(even) {
    border-left-color: var(--primary-blue);
}

.feature-card:nth-child(even) .feature-icon {
    background: linear-gradient(45deg, var(--primary-blue), var(--dark-blue));
}

.feature-card:nth-child(even):hover {
    border-left-color: var(--dark-blue);
}

.industry-card:nth-child(even) .industry-icon {
    background: linear-gradient(45deg, var(--primary-blue), var(--dark-blue));
}
@media (max-width: 1024px) {
    .hero-text h1 {
        font-size: 3rem;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        gap: 15px;
    }
    
    .hero-buttons .cta-btn {
        min-width: 200px;
        max-width: 250px;
    }
}

/* Mejoras de accesibilidad y experiencia móvil */
@media (max-width: 768px) {
    .hero {
        padding: 140px 0 60px; /* Espacio extra para cabecera móvil */
        min-height: auto;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px; /* text-align: center; eliminado para que los párrafos se alineen a la izquierda */
    }
    
    .about-text h2 {
        font-size: 2rem;
    }
    
    .about-subtitle {
        font-size: 1.1rem;
    }
    
    .about-visual .dashboard-preview {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .hero-text h1 {
        font-size: 2.3rem;
        line-height: 1.3;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
        line-height: 1.5;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .dashboard-preview {
        max-width: 100%;
        margin: 0 auto;
    }
    
    .hero-buttons .cta-btn {
        width: 100%;
        max-width: 320px;
        min-width: auto;
        padding: 16px 20px;
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
        line-height: 1.3;
    }
    
    .benefits-grid,
    .challenges-grid,
    .industries-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .feature-card {
        min-width: auto;
        padding: 30px 25px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .fixed-contact-btn {
        bottom: 25px;
        right: 20px;
        padding: 14px 20px;
        font-size: 0.95rem;
        border-radius: 50px;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }
    
    .fixed-contact-btn span {
        display: none;
    }
    
    /* Modal optimizado para móviles */
    .modal-content {
        width: 95vw;
        max-width: 95vw;
        margin: 10px;
        border-radius: 16px;
    }

    .modal-header {
        padding: 20px 20px 15px;
    }

    .modal-header h3 {
        font-size: 1.4rem;
    }

    .modal-body {
        padding: 25px 20px;
    }

    .close {
        width: 40px;
        height: 40px;
        font-size: 1.6rem;
    }

    /* Formulario optimizado para móviles */
    .contact-form {
        padding: 25px 20px;
    }

    .form-group {
        margin-bottom: 20px;
    }

    .form-group label {
        font-size: 14px;
        margin-bottom: 8px;
    }

    .form-group input,
    .form-group textarea,
    .prefix-container input,
    .number-container input {
        padding: 14px 16px;
        font-size: 16px; /* Previene zoom en iOS */
        border-radius: 10px;
    }

    .phone-input-group {
        gap: 10px;
    }

    .prefix-container {
        flex: 0 0 80px;
    }

    .prefix-container input {
        padding: 14px 10px;
    }

    .cta-btn.full-width {
        padding: 16px 20px;
        font-size: 1rem;
        min-height: 52px;
    }

    /* Estados del modal optimizados para móviles */
    .modal-state {
        padding: 30px 20px;
    }

    .loading-spinner,
    .success-icon,
    .error-icon,
    .whatsapp-alert-icon {
        width: 60px;
        height: 60px;
        margin-bottom: 20px;
    }

    .modal-state h3 {
        font-size: 1.4rem;
        margin-bottom: 12px;
    }

    .modal-state p {
        font-size: 0.95rem;
        line-height: 1.5;
        margin-bottom: 20px;
    }

    .alert-actions {
        gap: 12px;
    }

    .alert-actions .cta-btn {
        min-width: 120px;
        padding: 12px 16px;
        font-size: 0.95rem;
    }
}

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

    .modal {
        animation: none !important;
    }

    .modal-state {
        animation: none !important;
    }
}

/* Soporte para alto contraste */
@media (prefers-contrast: high) {
    .modal-content {
        border: 2px solid currentColor;
    }

    .form-group input,
    .form-group textarea,
    .prefix-container input,
    .number-container input {
        border: 2px solid currentColor;
    }

    .cta-btn {
        border: 2px solid currentColor;
    }
}

/* Mejoras para navegación por teclado */
.cta-btn:focus,
.form-group input:focus,
.form-group textarea:focus,
.prefix-container input:focus,
.number-container input:focus,
.close:focus {
    outline: 2px solid var(--whatsapp-green);
    outline-offset: 2px;
}

/* Mejor soporte para lectores de pantalla */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Indicadores de foco mejorados */
.form-group input:focus-visible,
.form-group textarea:focus-visible,
.prefix-container input:focus-visible,
.number-container input:focus-visible {
    outline: 3px solid var(--whatsapp-green);
    outline-offset: 2px;
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 140px 0 60px; /* Aún más espacio en móviles pequeños */
    }
    
    .hero-text h1 {
        font-size: 2.2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-btn {
        width: 100%;
        justify-content: center;
    }
}