:root {
    --primary-color: #1A1A1A; /* High contrast dark charcoal */
    --accent-color: #D35400; /* Industrial safety orange */
    --light-bg: #F8F9FA;
    --white: #FFFFFF;
    --text-color: #333333;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
    color: var(--text-color);
    background-color: var(--white);
    line-height: 1.6;
}

/* --- Header & Navigation --- */
header {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-container h1 {
    font-size: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.roc-license {
    font-size: 0.9rem;
    color: #A0A0A0;
    margin-top: 0.2rem;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* --- Hero Section --- */
.hero {
    background: linear-gradient(rgba(26, 26, 26, 0.7), rgba(26, 26, 26, 0.7)), url('https://images.unsplash.com/photo-1589939705384-5185137a7f0f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover;
    height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding: 0 20px;
}

.hero-content {
    max-width: 800px;
}

.hero h2 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.cta-button:hover {
    background-color: #bf4c00;
}

/* --- Services Section --- */
.services {
    padding: 5rem 5%;
    background-color: var(--light-bg);
    text-align: center;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

/* --- Contact / Lead Form Section --- */
.contact {
    padding: 5rem 5%;
    display: flex;
    flex-wrap: wrap;
    gap: 4rem;
    justify-content: center;
}

.contact-info, .contact-form {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
}

.contact-info h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.contact-info p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
}

.form-group textarea {
    height: 150px;
    resize: vertical;
}

.submit-btn {
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    cursor: pointer;
    border-radius: 4px;
    width: 100%;
    font-weight: bold;
}

.submit-btn:hover {
    background-color: #333333;
}

/* --- Footer --- */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 2rem 5%;
}

/* --- Responsive Adjustments --- */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2.5rem;
    }
    .nav-links {
        display: none; 
    }
}