:root {
    --primary: #0066cc;
    --primary-dark: #004999;
    --secondary: #6c757d;
    --dark: #212529;
    --light: #f8f9fa;
    --white: #ffffff;
    --gray: #e9ecef;
    --text: #333333;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--white);
}

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

/* Header Styles */
.site-header {
    background: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo a {
    text-decoration: none;
}

.logo-text {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
}

.logo-text .accent {
    color: var(--primary);
}

.logo-tagline {
    display: block;
    font-size: 0.8rem;
    color: var(--secondary);
}

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

.main-nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f5f7fa 0%, #e9eef3 100%);
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 2rem;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto;
    color: var(--secondary);
}

/* Content Sections */
.content-section {
    padding: 3rem 0;
    border-bottom: 1px solid var(--gray);
}

.content-section h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    color: var(--dark);
    border-left: 4px solid var(--primary);
    padding-left: 1rem;
}

.content-section h3 {
    font-size: 1.5rem;
    margin: 1.5rem 0 1rem;
    color: var(--primary-dark);
}

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

.content-section ul, .content-section ol {
    margin: 1rem 0 1rem 2rem;
}

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

/* Blog Card Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin: 2rem 0;
}

.blog-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.blog-card-content {
    padding: 1.5rem;
}

.blog-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.blog-card h3 a {
    text-decoration: none;
    color: var(--dark);
    transition: color 0.3s;
}

.blog-card h3 a:hover {
    color: var(--primary);
}

.blog-meta {
    font-size: 0.85rem;
    color: var(--secondary);
    margin-bottom: 1rem;
}

.blog-card p {
    margin-bottom: 1rem;
}

.read-more {
    display: inline-block;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

/* Contact Form */
.contact-form {
    max-width: 600px;
    margin: 2rem 0;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

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

.form-group textarea {
    resize: vertical;
}

.submit-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background 0.3s;
}

.submit-btn:hover {
    background: var(--primary-dark);
}

/* Footer */
.site-footer {
    background: var(--dark);
    color: var(--white);
    padding: 3rem 0 1rem;
    margin-top: 3rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-about h3, .footer-links h4, .footer-resources h4 {
    margin-bottom: 1rem;
    color: var(--white);
}

.footer-about p {
    margin-bottom: 1rem;
    color: var(--gray);
}

.footer-links ul, .footer-resources ul {
    list-style: none;
}

.footer-links li, .footer-resources li {
    margin-bottom: 0.5rem;
}

.footer-links a, .footer-resources a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links a:hover, .footer-resources a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    color: var(--white);
    text-decoration: none;
    font-size: 1.2rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--gray);
}

.footer-bottom a {
    color: var(--gray);
    text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .main-nav {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 80%;
        height: calc(100vh - 70px);
        background: var(--white);
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        transition: left 0.3s;
        z-index: 99;
    }
    
    .main-nav.active {
        left: 0;
    }
    
    .main-nav ul {
        flex-direction: column;
        padding: 2rem;
        gap: 1rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .content-section h2 {
        font-size: 1.5rem;
    }
}