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

:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --border-color: #ddd;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--text-color);
    background-color: #fff;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background-color: var(--secondary-color);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.navbar .container {
    display: flex;
    justify-content: flex-start;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 0;
}

.nav-links li {
    margin: 0;
}

.nav-links a {
    display: block;
    color: #fff;
    text-decoration: none;
    padding: 0.75rem 1.5rem;
    transition: background-color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    background-color: var(--primary-color);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 3rem;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.1rem;
    opacity: 0.95;
}

/* Content Section */
.content {
    padding: 2rem 0;
}

.content h2 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.content p {
    margin-bottom: 1.5rem;
    text-align: justify;
}

.content ul {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.content ul li {
    margin-bottom: 0.5rem;
}

/* Contact Form */
.contact-form {
    background-color: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
    max-width: 500px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--secondary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: var(--font-family);
    font-size: 1rem;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: #2980b9;
}

/* Contact Info */
.contact-info {
    background-color: var(--light-bg);
    padding: 2rem;
    border-radius: 8px;
    max-width: 500px;
}

.contact-info h2 {
    margin-bottom: 1rem;
}

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

/* Footer */
footer {
    background-color: var(--secondary-color);
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

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

    .nav-links a {
        padding: 0.5rem 1rem;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .content h2 {
        font-size: 1.4rem;
    }

    .contact-form,
    .contact-info {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero {
        padding: 2rem 0;
    }

    .hero h1 {
        font-size: 1.5rem;
    }

    .content h2 {
        font-size: 1.2rem;
    }
}