/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
}

/* Header and Navigation */
header {
    background-color: #003d5c;
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

nav h1 {
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

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

.nav-links a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    background-color: #005a87;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 3rem 0;
    background-color: white;
    border-radius: 8px;
    margin-bottom: 2rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.hero h2 {
    font-size: 2.5rem;
    color: #003d5c;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: #666;
}

/* Guide Cards */
.guides-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.guide-card {
    background-color: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.guide-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.guide-card h3 {
    margin-bottom: 1rem;
    color: #003d5c;
}

.guide-card h3 a {
    color: #003d5c;
    text-decoration: none;
}

.guide-card h3 a:hover {
    color: #0074d9;
}

.guide-card p {
    color: #666;
}

/* Guide Content Pages */
.guide-content {
    background-color: white;
    padding: 3rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.guide-content h2 {
    color: #003d5c;
    margin-bottom: 2rem;
    font-size: 2.5rem;
    border-bottom: 3px solid #0074d9;
    padding-bottom: 1rem;
}

.guide-content section {
    margin-bottom: 2rem;
}

.guide-content h3 {
    color: #003d5c;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.guide-content p {
    margin-bottom: 1rem;
}

.guide-content ul,
.guide-content ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

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

.guide-content blockquote {
    margin: 2rem 0;
    padding: 1.5rem;
    background-color: #f8f9fa;
    border-left: 4px solid #0074d9;
    font-style: italic;
}

.guide-content blockquote p {
    margin-bottom: 0.5rem;
}

.guide-content blockquote footer {
    font-style: normal;
    font-size: 0.9rem;
    color: #666;
    margin-top: 0.5rem;
}

.intro {
    background-color: #f8f9fa;
    padding: 2rem;
    border-radius: 8px;
    margin-bottom: 2rem;
}

/* Footer */
footer {
    background-color: #003d5c;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    nav {
        padding: 0 1rem;
    }

    nav h1 {
        font-size: 1.5rem;
    }

    .nav-links {
        gap: 1rem;
    }

    main {
        padding: 0 1rem;
    }

    .hero {
        padding: 2rem 1rem;
    }

    .hero h2 {
        font-size: 2rem;
    }

    .guide-content {
        padding: 2rem 1rem;
    }

    .guide-content h2 {
        font-size: 2rem;
    }

    .guide-card {
        padding: 1.5rem 1rem;
    }

    .intro {
        padding: 1.5rem 1rem;
    }
}