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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #000;
    background-color: #fff;
}

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

/* Header */
header {
    background-color: #000;
    color: #fff;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    color: #fff;
    text-decoration: none;
    transition: opacity 0.3s;
}

.nav-links a:hover {
    opacity: 0.7;
}

/* Hero Section */
.hero {
    background-color: #000;
    color: #fff;
    padding: 8rem 2rem;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: bold;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    background-color: #fff;
    color: #000;
    padding: 1rem 2.5rem;
    text-decoration: none;
    border: 2px solid #000;
    font-size: 1.1rem;
    font-weight: bold;
    transition: all 0.3s;
    cursor: pointer;
}

.btn:hover {
    background-color: #000;
    color: #fff;
    border-color: #fff;
}

/* About Section */
.about {
    padding: 5rem 2rem;
    background-color: #fff;
}

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
    color: #000;
}

.about p {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    line-height: 1.8;
}

/* Services Section */
.services {
    padding: 5rem 2rem;
    background-color: #f5f5f5;
}

.services h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    text-align: center;
    color: #000;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    background-color: #fff;
    padding: 2.5rem;
    text-align: center;
    border: 2px solid #000;
    transition: transform 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.service-card i {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    color: #000;
}

.service-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: #000;
}

.service-card p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: #000;
}

/* Contact Section */
.contact {
    padding: 5rem 2rem;
    background-color: #fff;
}

.contact h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
    color: #000;
}

.contact > .container > p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    text-align: center;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

#contactForm {
    max-width: 600px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    font-weight: bold;
    color: #000;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #000;
    font-size: 1rem;
    font-family: inherit;
    background-color: #fff;
    color: #000;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #333;
}

.form-group textarea {
    resize: vertical;
}

#contactForm .btn {
    width: 100%;
    background-color: #000;
    color: #fff;
    border-color: #000;
}

#contactForm .btn:hover {
    background-color: #fff;
    color: #000;
    border-color: #000;
}

/* Footer */
footer {
    background-color: #000;
    color: #fff;
    padding: 2rem;
    text-align: center;
}

footer p {
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        flex-direction: column;
        gap: 1rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

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

    .about h2,
    .services h2,
    .contact h2 {
        font-size: 2rem;
    }
}