/* Variables de Color */
:root {
    --primario: #007bff; 
    --oscuro: #1a1a1a;
    --gris-fondo: #f4f4f4;
    --blanco: #ffffff;
    --exito: #25d366; 
}

/* Estilos Generales */
body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    margin: 0;
    background-color: var(--gris-fondo);
    color: var(--oscuro);
    scroll-behavior: smooth;
}

/* Sección Hero (Fondo) */
.hero {
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('fondo.png');
    background-size: cover;
    background-position: center;
    height: 65vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--blanco);
    text-align: center;
    padding: 0 20px;
}

/* Logo en el Título */
.hero h1 { 
    display: flex;
    align-items: center;
    font-size: 3.5rem; 
    margin: 0; 
    text-transform: uppercase; 
    font-weight: 900; 
}

.hero-logo {
    height: 80px; 
    margin-right: 20px;
}

.hero p { font-size: 1.3rem; margin: 20px 0; max-width: 700px; opacity: 0.9; }

/* Botón Coca-Cola Style */
.btn-cta {
    background-color: var(--primario);
    color: white;
    padding: 18px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(0,123,255,0.4);
    border: none;
    cursor: pointer;
    text-transform: uppercase;
}

.btn-cta:hover { transform: scale(1.05); background-color: #0056b3; box-shadow: 0 6px 20px rgba(0,123,255,0.6); }

/* Contenedor y Grilla */
.container { max-width: 1200px; margin: -60px auto 50px; padding: 0 20px; }

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

/* Tarjetas de Servicio */
.service-card {
    background: var(--blanco);
    padding: 35px 25px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border-top: 5px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    border-top: 5px solid var(--primario);
}

.service-card i {
    font-size: 3rem;
    color: var(--primario);
    margin-bottom: 25px;
}

.service-card h3 { font-size: 1.5rem; margin-bottom: 15px; color: var(--oscuro); text-transform: uppercase; }
.service-card p { margin: 8px 0; font-size: 1rem; color: #666; text-align: left; padding-left: 20%; }

/* Sobre Nosotros */
.about-section {
    background: var(--blanco);
    padding: 60px 40px;
    border-radius: 20px;
    margin-top: 40px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    line-height: 1.6;
}

.about-section h2 { color: var(--primario); font-size: 2rem; margin-bottom: 20px; }

/* Footer */
footer {
    background: var(--oscuro);
    color: #bbb;
    padding: 60px 20px;
    text-align: center;
}

.footer-links { margin-bottom: 30px; display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; }
.footer-links a { color: var(--blanco); text-decoration: none; font-size: 1.2rem; transition: 0.3s; }
.footer-links a:hover { color: var(--primario); }
.footer-links i { color: var(--primario); margin-right: 10px; }

/* WhatsApp Flotante */
.wsp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--exito);
    color: white;
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 35px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.4);
    z-index: 1000;
    transition: 0.3s;
}

.wsp-float:hover { transform: scale(1.1) rotate(10deg); }