body {
    font-family: 'Montserrat', sans-serif;
    color: #333;
    background-color: #f8f9fa;
}

.hero-section {
    background-image: url('./assets/construction-site-silhouettes.webp');
    background-size: cover;
    background-position: center;
    color: #fff;
    padding: 150px 0;
    text-align: center;
    position: relative;
}

.hero-section::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}

.hero-section .container {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 50px;
    text-align: center;
    color: #004aad;
}

.service-card {
    background-color: #fff;
    border-radius: 10px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    color: #0080ff;
}

.service-title {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 15px;
    color: #004aad;
}

.service-description {
    font-size: 1rem;
    line-height: 1.6;
    color: #555;
}

.contact-section {
    background-color: #e9ecef;
    padding: 80px 0;
    text-align: center;
}

.contact-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 30px;
    color: #004aad;
}

.contact-button {
    background-color: #25d366;
    color: #fff;
    padding: 15px 30px;
    font-size: 1.2rem;
    border: none;
    border-radius: 10px;
    transition: background-color 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: inline-flex;
    align-items: center;
}

.contact-button:hover {
    background-color: #128c7e;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.contact-button i.fa-whatsapp {
    font-size: 1.5rem;
    margin-right: 10px;
}

.footer {
    background-color: #343a40;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    font-size: 0.9rem;
}

.about-section {
    padding: 80px 0;
    text-align: center;
}

.about-title {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 50px;
    color: #004aad;
}

.about-content {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #555;
    margin-bottom: 30px;
}

.profile-picture {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 30px;
    border: 5px solid #0080ff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

@media (max-width: 992px) {
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .service-title {
        font-size: 1.2rem;
    }

    .service-description {
        font-size: 0.9rem;
    }

    .contact-title {
        font-size: 2rem;
    }

    .about-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 100px 0;
    }

    .service-card {
        padding: 20px;
    }

    .contact-section {
        padding: 60px 0;
    }

    .about-section {
        padding: 60px 0;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .about-content {
        font-size: 1rem;
    }
}