:root {
    --color-primario: #2d3748;
    --color-secundario: #4a5568;
    --color-acento: #718096;
    --color-dorado: #a0aec0;
    --color-texto: #2d3748;
    --color-texto-claro: #718096;
    --color-fondo: #ffffff;
    --color-fondo-claro: #f7fafc;
    --color-borde: #e2e8f0;
    --color-destacado: #4a5568;
    --sombra-suave: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --sombra-media: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --sombra-intensa: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --gradiente-primario: linear-gradient(135deg, var(--color-primario), var(--color-secundario));
    --gradiente-acento: linear-gradient(135deg, var(--color-acento), var(--color-dorado));
    --transicion: all 0.3s ease;
}

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

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--color-texto);
    overflow-x: hidden;
}

/* Navegación mejorada */
.navbar-landing {
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    padding: 1rem 0;
    transition: var(--transicion);
    border-bottom: 1px solid var(--color-borde);
}

.navbar-landing.scrolled {
    padding: 0.7rem 0;
    box-shadow: var(--sombra-media);
}

.navbar-brand {
    color: var(--color-primario) !important;
    font-size: 1.8rem !important;
    display: flex;
    align-items: center;
    font-weight: 700;
}

.navbar-brand i {
    font-size: 1.8rem;
    color: var(--color-primario);
}

.navbar-nav .nav-link {
    color: var(--color-texto) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    position: relative;
    transition: var(--transicion);
}

.navbar-nav .nav-link:hover {
    color: var(--color-destacado) !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-destacado);
    transition: var(--transicion);
}

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

.btn-primary-custom {
    background: var(--color-primario);
    border: none;
    color: white;
    font-weight: 500;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    transition: var(--transicion);
    box-shadow: var(--sombra-suave);
}

.btn-primary-custom:hover {
    background: var(--color-destacado);
    transform: translateY(-2px);
    box-shadow: var(--sombra-media);
    color: white;
}

.btn-outline-custom {
    border: 2px solid var(--color-primario);
    color: var(--color-primario);
    font-weight: 500;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    transition: var(--transicion);
    background: transparent;
}

.btn-outline-custom:hover {
    background: var(--color-primario);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--sombra-suave);
}

/* Hero Section mejorada */
.hero-section {
    padding: 10rem 0 6rem;
    background: linear-gradient(135deg, #fafafa 0%, #f0f0f0 100%);
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="%232d3748" opacity="0.02"/></svg>');
    background-size: cover;
}

.hero-content h1 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--color-texto);
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--color-texto-claro);
    margin-bottom: 2rem;
}

.stats-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primario);
}

.stats-label {
    font-size: 0.9rem;
    color: var(--color-texto-claro);
    font-weight: 500;
}

.floating-animation {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.pulse-animation {
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(45, 55, 72, 0.2); }
    70% { box-shadow: 0 0 0 10px rgba(45, 55, 72, 0); }
    100% { box-shadow: 0 0 0 0 rgba(45, 55, 72, 0); }
}

/* Secciones generales */
.section-title {
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
    color: var(--color-primario);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-primario);
    border-radius: 2px;
}

.section-subtitle {
    color: var(--color-texto-claro);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Tarjetas de características mejoradas */
.feature-card {
    background: white;
    border-radius: 12px;
    padding: 2.5rem 1.5rem;
    text-align: center;
    height: 100%;
    transition: var(--transicion);
    box-shadow: var(--sombra-suave);
    border: 1px solid var(--color-borde);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color-primario);
    transition: var(--transicion);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--sombra-media);
}

.feature-card:hover::before {
    background: var(--color-destacado);
}

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: var(--color-fondo-claro);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primario);
    font-size: 1.8rem;
    border: 2px solid var(--color-borde);
    transition: var(--transicion);
}

.feature-card:hover .feature-icon {
    background: var(--color-primario);
    color: white;
    border-color: var(--color-primario);
}

.feature-card h4 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-texto);
}

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

/* Tarjetas de precios mejoradas */
.pricing-card {
    background: white;
    border-radius: 12px;
    padding: 2.5rem 2rem;
    text-align: center;
    height: 100%;
    transition: var(--transicion);
    box-shadow: var(--sombra-suave);
    border: 1px solid var(--color-borde);
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--color-primario);
    transform: scale(1.02);
    z-index: 1;
}

.pricing-card.featured::before {
    content: 'Más Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primario);
    color: white;
    padding: 0.3rem 1.5rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--sombra-media);
}

.pricing-card.featured:hover {
    transform: scale(1.02) translateY(-5px);
}

.pricing-card h4 {
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--color-texto);
}

.pricing-card > p {
    color: var(--color-texto-claro);
    margin-bottom: 1.5rem;
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-primario);
    margin-bottom: 1.5rem;
}

.price-period {
    font-size: 1rem;
    color: var(--color-texto-claro);
    font-weight: 400;
}

.benefit-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.benefit-list li {
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--color-borde);
    position: relative;
    padding-left: 1.5rem;
    color: var(--color-texto-claro);
}

.benefit-list li:last-child {
    border-bottom: none;
}

.benefit-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primario);
    font-weight: bold;
}

/* Testimonios mejorados */
.testimonial-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    height: 100%;
    box-shadow: var(--sombra-suave);
    border: 1px solid var(--color-borde);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 4rem;
    color: var(--color-borde);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-text {
    font-style: italic;
    margin-bottom: 1.5rem;
    color: var(--color-texto);
    position: relative;
    z-index: 1;
    line-height: 1.6;
}

.testimonial-author {
    font-weight: 600;
    color: var(--color-primario);
}

/* Footer mejorado */
footer {
    background: var(--color-primario);
    color: white;
    padding: 4rem 0 2rem;
}

footer h5, footer h6 {
    color: white;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin-bottom: 0.5rem;
    transition: var(--transicion);
    display: flex;
    align-items: center;
}

.footer-links a:hover {
    color: white;
    transform: translateX(5px);
}

/* Badge "Desde 2021" */
.since-badge {
    background: var(--color-destacado);
    color: white;
    font-size: 0.7rem;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    margin-left: 1rem;
    font-weight: 500;
}

/* Animaciones para elementos al hacer scroll */
.feature-card, .pricing-card, .testimonial-card {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding: 8rem 0 4rem;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .since-badge {
        margin-left: 0.5rem;
        font-size: 0.6rem;
    }
}