/* General Body Styles */
body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
    color: #343a40;
}

/* Header and Navigation */
header {
    background-color: #ffffff;
    padding: 1rem 0;
    border-bottom: 1px solid #dee2e6;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.nav-container {
    width: 85%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: #007bff;
    text-decoration: none;
}

.main-nav a {
    color: #495057;
    text-decoration: none;
    margin: 0 15px;
    font-size: 1rem;
    transition: color 0.3s ease;
}

.main-nav a:hover, .main-nav a.active {
    color: #007bff;
}

/* Main Container */
.container {
    width: 85%;
    max-width: 1200px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.05);
}

/* Typography */
h1, h2, h3 {
    color: #212529;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    border-bottom: 2px solid #007bff;
    padding-bottom: 0.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Homepage Hero Section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background-color: #e9ecef;
    border-radius: 8px;
}

.hero h1 {
    font-size: 3rem;
    border-bottom: none;
}

.hero p {
    font-size: 1.2rem;
    color: #6c757d;
}

/* Featured Content */
.featured-section {
    margin-top: 3rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background-color: #fff;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-content {
    padding: 1.5rem;
}

.card-content h3 {
    margin-top: 0;
}

/* Footer */
footer {
    background-color: #343a40;
    color: #f8f9fa;
    text-align: center;
    padding: 2rem 0;
    margin-top: 3rem;
}

.footer-nav a {
    color: #f8f9fa;
    margin: 0 10px;
}

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

    .main-nav {
        margin-top: 1rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
}