body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    width: 80%;
    margin: auto;
    overflow: hidden;
    padding: 20px 0;
}

header {
    background: #333;
    color: #fff;
    padding-top: 20px;
    min-height: 70px;
    border-bottom: #77aaff 3px solid;
}

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

header .logo {
    font-size: 24px;
    font-weight: bold;
}

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

header nav ul li {
    display: inline;
    padding: 0 15px;
}

header nav ul li a {
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 16px;
}

header nav ul li a:hover,
header nav ul li a.active {
    color: #77aaff;
}

.cta-button {
    display: inline-block;
    background: #77aaff;
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    transition: background 0.3s ease;
}

.cta-button:hover {
    background: #5588dd;
}

.hero {
    background: url("hero-bg.jpg") no-repeat center center/cover;
    color: #fff;
    text-align: center;
    padding: 100px 0;
    position: relative;
}

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

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

.hero h1 {
    font-size: 48px;
    margin-bottom: 10px;
}

.hero p {
    font-size: 20px;
    margin-bottom: 30px;
}

.about-us, .services, .benefits, .cta-final, footer {
    padding: 40px 0;
    text-align: center;
}

.about-us h2, .services h2, .benefits h2, .cta-final h2, footer h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #333;
}

.about-us p {
    font-size: 18px;
    line-height: 1.6;
    max-width: 800px;
    margin: 0 auto 20px auto;
}

.services {
    background: #fff;
}

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

.service-item {
    background: #f9f9f9;
    border: 1px solid #ddd;
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.service-item h3 {
    color: #77aaff;
    margin: 20px 0 15px 0;
    font-size: 24px;
}

.benefits ul {
    list-style: none;
    padding: 0;
    max-width: 800px;
    margin: auto;
}

.benefits ul li {
    background: #fff;
    border: 1px solid #ddd;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 8px;
    text-align: left;
    font-size: 18px;
}

.benefits ul li strong {
    color: #77aaff;
}

.cta-final {
    background: #333;
    color: #fff;
    padding: 60px 0;
}

.cta-final h2 {
    color: #fff;
}

footer {
    background: #222;
    color: #fff;
    padding: 30px 0;
    font-size: 14px;
}

footer p {
    margin: 5px 0;
}

.social-links a {
    color: #fff;
    text-decoration: none;
    margin: 0 10px;
}

.social-links a:hover {
    color: #77aaff;
}

/* Responsive Design */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        text-align: center;
    }

    header nav ul li {
        display: block;
        padding: 10px 0;
    }

    .hero h1 {
        font-size: 36px;
    }

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

    .about-us h2, .services h2, .benefits h2, .cta-final h2 {
        font-size: 28px;
    }

    .service-item, .benefits ul li {
        padding: 15px;
    }
}