/* --- Variables & Reset --- */
:root {
    --primary-color: #0056b3; /* Professional Blue */
    --secondary-color: #003d80; /* Darker Blue */
    --accent-color: #fca311; /* Attention Orange/Yellow */
    --text-dark: #333333;
    --text-light: #666666;
    --bg-light: #f9f9f9;
    --white: #ffffff;
    --border-radius: 8px;
    --font-heading: 'Merriweather', serif;
    --font-body: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-color);
}

ul {
    list-style-position: inside;
    margin-bottom: 1rem;
}

/* --- Layout Utilities --- */
.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 15px;
}

/* --- Header & Nav --- */
.site-header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-dark);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
    margin: 0;
}

.main-nav a {
    color: var(--text-dark);
    font-weight: 600;
}

.btn-nav {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 8px 16px;
    border-radius: var(--border-radius);
}

.btn-nav:hover {
    background-color: var(--secondary-color);
}

.mobile-menu-toggle {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
}

/* --- Hero Section --- */
.hero-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.hero-content h1 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    margin-bottom: 1rem;
    line-height: 1.3;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-primary {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--text-dark);
    font-weight: 700;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    color: var(--text-dark);
}

/* --- Main Content (Blog) --- */
.main-content-wrapper {
    padding: 3rem 15px;
}

.blog-post {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    max-width: 800px;
    margin: 0 auto;
}

.blog-post h2 {
    font-family: var(--font-heading);
    color: var(--secondary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.blog-post h3 {
    font-family: var(--font-heading);
    color: var(--text-dark);
    margin-top: 1.5rem;
    margin-bottom: 0.8rem;
    font-size: 1.4rem;
}

.blog-post p {
    margin-bottom: 1.2rem;
    color: var(--text-light);
}

.blog-post ul {
    margin-bottom: 1.5rem;
    padding-left: 1.5rem;
}

.blog-post li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.blog-post hr {
    border: 0;
    height: 1px;
    background: #eee;
    margin: 2rem 0;
}

/* --- Contact Section --- */
.contact-section {
    background-color: var(--bg-light);
    padding: 3rem 0;
    border-top: 1px solid #eee;
}

.contact-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    max-width: 600px;
    margin: 0 auto;
}

.contact-card h2 {
    font-family: var(--font-heading);
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.contact-details {
    margin: 2rem 0;
    text-align: left;
    display: inline-block;
}

.contact-item {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.contact-item strong {
    display: block;
    color: var(--text-dark);
    font-size: 0.9rem;
    text-transform: uppercase;
    margin-bottom: 4px;
}

/* --- Footer --- */
.site-footer {
    background-color: var(--text-dark);
    color: var(--white);
    text-align: center;
    padding: 2rem 0;
    margin-top: auto;
}

.site-footer p {
    opacity: 0.8;
    font-size: 0.9rem;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        padding: 1rem 0;
    }

    .main-nav.active {
        display: block;
    }

    .main-nav ul {
        flex-direction: column;
        gap: 15px;
    }

    .mobile-menu-toggle {
        display: flex;
    }

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

    .blog-post {
        padding: 1.5rem;
    }
}