/* Basic Reset and Variables */
:root {
    --color-dark-bg: #111;
    --color-section-bg: #1c1c1c;
    --color-text-light: #fff;
    --color-primary-accent: #00aaff; /* Bright Blue/Cyan accent */
    --color-secondary-accent: #444;
    --color-card-bg: #282828;
    --padding-section: 60px 0;
}

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

body {
    font-family: 'Arial', sans-serif;
    background-color: var(--color-dark-bg);
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Utility Class */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.grid-layout {
    display: grid;
    gap: 30px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s, color 0.3s;
    border: 2px solid transparent;
}

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

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

.btn-secondary {
    background-color: transparent;
    border-color: var(--color-text-light);
    color: var(--color-text-light);
}

.btn-secondary:hover {
    background-color: var(--color-text-light);
    color: var(--color-dark-bg);
}

/* Header & Navigation */
.main-header {
    background-color: var(--color-section-bg);
    padding: 15px 0;
    border-bottom: 1px solid var(--color-secondary-accent);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 900;
    color: var(--color-primary-accent);
    text-transform: uppercase;
}

.main-nav ul {
    list-style: none;
    display: flex;
    align-items: center;
}

.main-nav li {
    margin-left: 30px;
}

.main-nav a {
    text-decoration: none;
    color: var(--color-text-light);
    font-weight: 500;
    transition: color 0.3s;
}

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

.menu-toggle {
    display: none; /* Hide on desktop */
    background: none;
    border: none;
    color: var(--color-text-light);
    font-size: 24px;
    cursor: pointer;
}

/* Hero Section */
.hero-section {
    background-color: var(--color-dark-bg);
    background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.8)), url('placeholder-bg.jpg'); /* Use a placeholder image/gradient */
    background-size: cover;
    background-position: center;
    text-align: center;
    padding: 150px 0;
}

.hero-section h1 {
    font-size: 4em;
    margin-bottom: 20px;
    max-width: 800px;
    margin: 0 auto 20px;
}

.hero-section p {
    font-size: 1.5em;
    margin-bottom: 40px;
    color: #ccc;
}

.hero-cta-group a {
    margin: 0 10px;
}

/* Service Category Section */
.service-categories {
    padding: var(--padding-section);
    background-color: var(--color-section-bg);
}

.service-categories .grid-layout {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.category-card {
    background-color: var(--color-card-bg);
    padding: 30px;
    border-radius: 8px;
    transition: transform 0.3s, box-shadow 0.3s;
    border-top: 5px solid transparent;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-top-color: var(--color-primary-accent);
}

.category-card h2 {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.category-card.coming-soon p {
    color: var(--color-primary-accent);
    font-weight: bold;
}

/* About Us Section */
.about-us {
    padding: var(--padding-section);
}

.about-us .grid-layout {
    grid-template-columns: 2fr 1fr;
    align-items: center;
}

.about-content h2 {
    color: var(--color-primary-accent);
    margin-bottom: 20px;
}

.about-stats {
    background-color: var(--color-card-bg);
    padding: 30px;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat-item h3 {
    font-size: 3em;
    color: var(--color-primary-accent);
    margin-bottom: 5px;
}

.stat-item p {
    text-transform: uppercase;
    font-weight: bold;
    color: #aaa;
}

/* Offerings Section */
.offerings-section {
    padding: var(--padding-section);
    background-color: var(--color-section-bg);
    text-align: center;
}

.offerings-section h2 {
    font-size: 2.5em;
    margin-bottom: 40px;
}

.offerings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.offering-card {
    background-color: var(--color-card-bg);
    padding: 30px;
    border-radius: 8px;
    text-align: left;
    border-left: 4px solid var(--color-primary-accent);
}

.offering-card h4 {
    font-size: 1.3em;
    margin-bottom: 10px;
}

.learn-more-link {
    display: inline-block;
    margin-top: 15px;
    color: var(--color-primary-accent);
    text-decoration: none;
    font-weight: bold;
}

/* Footer */
.main-footer {
    background-color: var(--color-dark-bg);
    padding-top: 60px;
    border-top: 1px solid var(--color-secondary-accent);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3, .footer-col h4 {
    color: var(--color-primary-accent);
    margin-bottom: 15px;
    text-transform: uppercase;
    font-size: 1.1em;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 8px;
}

.footer-col a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-col a:hover {
    color: var(--color-primary-accent);
}

.social-icons a {
    color: var(--color-text-light);
    font-size: 20px;
    margin-right: 15px;
}

.copyright {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid var(--color-secondary-accent);
    font-size: 0.9em;
    color: #888;
}

/* --- Responsiveness (Mobile View) --- */
@media (max-width: 768px) {
    /* General */
    .hero-section {
        padding: 100px 20px;
    }
    
    .hero-section h1 {
        font-size: 2.5em;
    }

    .hero-section p {
        font-size: 1.2em;
    }

    .hero-cta-group {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    
    /* Header & Mobile Menu */
    .main-nav {
        display: none; /* Hide on mobile by default */
        position: absolute;
        top: 61px; /* Height of the header */
        left: 0;
        width: 100%;
        background-color: var(--color-section-bg);
        border-top: 1px solid var(--color-secondary-accent);
        padding: 20px 0;
        z-index: 999;
    }

    .main-nav.active {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        text-align: center;
    }

    .main-nav li {
        margin: 10px 0;
    }

    .menu-toggle {
        display: block; /* Show menu toggle on mobile */
    }

    /* Layout Adjustments */
    .about-us .grid-layout {
        grid-template-columns: 1fr; /* Stack on mobile */
    }

    .about-stats {
        margin-top: 30px;
        flex-direction: row;
        justify-content: space-around;
        padding: 20px;
    }

    .stat-item h3 {
        font-size: 2em;
    }
}