body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    line-height: 1.6;
    color: #444;
}

.container {
    width: 85%;
    margin: auto;
    overflow: hidden;
    padding: 20px 0;
}

header {
    background: #2c3e50; /* Azul oscuro */
    color: #fff;
    padding-top: 20px;
    min-height: 70px;
    border-bottom: #1abc9c 3px solid; /* Verde turquesa */
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-left: 10%;
    padding-right: 10%;
}

header .logo {
    display: flex;
    align-items: center;
}

header .logo img {
    height: 80px;
    margin-right: 40px;
}

header h1 {
    margin: 0;
    font-size: 2em;
}

header nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

header li {
    display: inline;
    padding: 0 18px;
}

header a {
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 17px;
}

header a:hover {
    color: #1abc9c;
    font-weight: bold;
}

#hero {
    min-height: 450px;
    background: url('images/hero_limpieza_bg.jpg') no-repeat center center/cover;
    text-align: center;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 20px;4
    text-shadow: 2px 2px 5px rgba(0,0,0,0.7); /* Sombra para mejor lectura */
}

#hero h2 {
    font-size: 3.2em;
    margin-bottom: 15px;
}

#hero p {
    font-size: 1.3em;
    margin-bottom: 30px;
    max-width: 800px;
}

.btn {
    display: inline-block;
    color: #fff;
    background: #1abc9c; /* Verde turquesa */
    padding: 12px 25px;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s ease;
    font-size: 1.1em;
}

.btn:hover {
    background: #16a085; /* Verde más oscuro al pasar el ratón */
}

.section-bg {
    background: #f8f8f8;
}

section {
    padding: 50px 0;
    text-align: center;
}

section h3 {
    font-size: 2.8em;
    margin-bottom: 30px;
    color: #2c3e50;
}

.service-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 40px;
}

.service-item {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    width: 28%; /* Ajuste para 3 por fila */
    min-width: 300px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.15);
}

.service-item img {
    max-width: 120px;
    height: auto;
    margin-bottom: 20px;
    border-radius: 50%; /* Si quieres que sean redondos */
    border: 3px solid #1abc9c;
    padding: 5px;
    background: #fff;
}

.service-item h4 {
    color: #1abc9c;
    margin-top: 0;
    font-size: 1.5em;
}

.service-item p {
    font-size: 1.1em;
    color: #666;
}

footer {
    background: #333;
    color: #fff;
    text-align: center;
    padding: 25px 0;
    margin-top: 40px;
    font-size: 0.9em;
}

/* Responsive */
@media (max-width: 768px) {
    header {
        flex-direction: column;
        padding-left: 5%;
        padding-right: 5%;
    }
    header .logo {
        margin-bottom: 15px;
    }
    header nav {
        width: 100%;
    }
    header nav ul {
        display: flex;
        justify-content: center;
        flex-wrap: wrap;
    }
    header nav ul li {
        padding: 5px 10px;
    }
    #hero h2 {
        font-size: 2.5em;
    }
    .service-item {
        width: 100%;
        margin-bottom: 20px; /* Espacio entre ítems apilados */
    }
    .container {
        width: 95%;
    }
}