/* Configuración general y paleta sobria */
:root {
    --bg-color: #f8fafc;
    --card-bg: #ffffff;
    --primary-color: #0f172a;
    --accent-color: #3b82f6;
    --text-main: #334155;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    width: 100%;
    overflow-x: hidden;
}

/* Barra de navegación */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid var(--border-color);
}

.brand-name {
    font-weight: 700;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.btn-nav {
    padding: 0.5rem 1rem;
    background-color: var(--primary-color);
    color: white !important;
    border-radius: 4px;
}

.btn-nav:hover {
    background-color: var(--accent-color);
}

/* Sección Hero */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 3rem 5%;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.2rem;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.hero-description {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    max-width: 700px;
}

.hero-image {
    width: 100%;
    display: flex;
    justify-content: center;
}

.hero-image img {
    width: 100%;
    max-width: 650px;
    height: auto;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

/* Botones genéricos */
.btn-primary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: 600;
    transition: background 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: var(--accent-color);
}

/* Servicios */
.services {
    padding: 3.5rem 5%;
    background-color: var(--card-bg);
    text-align: center;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.services h2, .pricing h2, .contact h2 {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    max-width: 1100px;
    margin: 0 auto;
}

.service-card {
    background-color: var(--bg-color);
    padding: 1.75rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    text-align: left;
}

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1.15rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Precios */
.pricing {
    padding: 3.5rem 5%;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.pricing-intro {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.price-box {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.price-range {
    display: block;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.price-box p {
    color: var(--text-muted);
}

/* Contacto y WhatsApp */
.contact {
    padding: 3.5rem 5%;
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.contact p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.whatsapp-box {
    margin-top: 1.5rem;
}

.btn-whatsapp {
    display: inline-block;
    background-color: #25d366;
    color: white;
    padding: 0.85rem 1.75rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 6px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: background-color 0.2s, transform 0.1s;
    width: 100%;
    max-width: 320px;
}

.btn-whatsapp:hover {
    background-color: #22bf5b;
    transform: translateY(-2px);
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 5%;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
}

/* ===================================================
   MEDIA QUERIES (RESPONSIVIDAD PARA MÓVILES Y PANTALLAS GRANDES)
   =================================================== */

/* Ajustes para teléfonos móviles */
@media (max-width: 640px) {
    .navbar {
        flex-direction: column;
        gap: 1rem;
        padding: 0.85rem 4%;
    }

    .nav-links {
        gap: 1rem;
        width: 100%;
        justify-content: center;
    }

    .nav-links a {
        font-size: 0.85rem;
    }

    .hero {
        padding: 2rem 4%;
        gap: 1.5rem;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .price-range {
        font-size: 1.35rem;
    }

    .services h2, .pricing h2, .contact h2 {
        font-size: 1.5rem;
    }
}

/* Ajustes para pantallas grandes / Escritorio */
@media (min-width: 1024px) {
    .hero h1 {
        font-size: 2.8rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
}