/* General Styles */
body {
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #121212; /* Dark background */
    color: #e0e0e0; /* Light text */
}

a {
    color: #1e88e5; /* Blue for links */
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #0d47a1; /* Darker blue on hover */
}

h1, h2, h3, h4, h5, h6 {
    margin: 0;
}

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

/* Header */
.sticky-header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #1f1f1f; /* Darker header background */
    padding: 15px 0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.7);
    z-index: 1000;
}

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

.sticky-header .logo h1 {
    font-size: 28px;
    color: #e0e0e0; /* Light text */
    font-weight: 700;
}

.sticky-header .nav-menu ul {
    list-style: none;
    display: flex;
    gap: 20px;
}

.sticky-header .nav-menu ul li a {
    color: #e0e0e0; /* Light text */
    font-weight: 500;
    font-size: 16px;
    transition: color 0.3s ease;
}

.sticky-header .nav-menu ul li a:hover {
    color: #1e88e5; /* Blue on hover */
}

.menu-toggle {
    display: none;
    color: #e0e0e0; /* Light text */
    font-size: 28px;
    cursor: pointer;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: -400px;
    width: 300px;
    height: 100%;
    background-color: #1f1f1f; /* Dark sidebar background */
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.7);
    transition: left 0.3s ease;
    z-index: 999;
}

.sidebar nav ul {
    list-style: none;
    padding: 0;
}

.sidebar nav ul li {
    margin-bottom: 20px;
}

.sidebar nav ul li a {
    color: #e0e0e0; /* Light text */
    font-size: 18px;
    display: block;
    font-weight: 500;
    transition: color 0.3s ease;
}

.sidebar nav ul li a:hover {
    color: #1e88e5; /* Blue on hover */
}

/* Main Content */
main {
    margin-top: 80px;
    padding: 40px 0;
}

.hero-section {
    background: #121212; /* Dark background */
    color: #ffffff; /* Light text */
    padding: 100px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -150px;
    left: -150px;
    width: 300px;
    height: 300px;
    background: rgba(30, 136, 229, 0.2); /* Blue overlay */
    border-radius: 50%;
    z-index: 1;
}

.hero-section h2 {
    font-size: 48px;
    margin-bottom: 20px;
    z-index: 2;
    position: relative;
}

.hero-section p {
    font-size: 20px;
    margin-bottom: 40px;
    z-index: 2;
    position: relative;
}

.cta-button {
    padding: 12px 28px;
    background-color: #1e88e5; /* Blue background */
    color: #ffffff; /* Light text */
    font-weight: 700;
    border: none;
    cursor: pointer;
    font-size: 16px;
    border-radius: 25px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    transition: background-color 0.3s ease, color 0.3s ease;
    z-index: 2;
    position: relative;
}

.cta-button:hover {
    background-color: #0d47a1; /* Darker blue */
    color: #ffffff; /* Light text */
}

.about-section, .services-section, .contact-section {
    padding: 80px 20px;
    text-align: center;
}

.about-section {
    background-color: #1e1e1e; /* Darker background */
    border-bottom: 1px solid #333;
}

.services-section {
    background-color: #2c2c2c; /* Slightly lighter dark background */
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.service-item {
    background-color: #333333; /* Darker card background */
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.7);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.9);
}

.service-item i {
    font-size: 50px;
    color: #1e88e5; /* Blue */
    margin-bottom: 20px;
}

.service-item h3 {
    margin-bottom: 15px;
    font-size: 22px;
    font-weight: 500;
}

.service-item p {
    font-size: 16px;
    color: #e0e0e0; /* Light text */
}

.contact-section p {
    font-size: 18px;
    margin-bottom: 30px;
}

/* Footer */
footer {
    background-color: #121212; /* Dark background */
    padding: 30px 20px;
    text-align: center;
    color: #e0e0e0; /* Light text */
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.footer-content .social-links a {
    color: #e0e0e0; /* Light text */
    margin: 0 12px;
    font-size: 20px;
    transition: color 0.3s ease;
}

.footer-content .social-links a:hover {
    color: #1e88e5; /* Blue on hover */
}

.footer-content p {
    font-size: 14px;
}

/* Media Queries */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .hero-section h2 {
        font-size: 36px;
    }

    .hero-section p {
        font-size: 18px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }
}