/* --- Global Styles & Variables --- */
:root {
    --primary-color: #005f73;
    --secondary-color: #0a9396;
    --background-color: #f8f9fa;
    --text-color: #333;
    --heading-color: #003e4d;
    --border-color: #e0e0e0;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Lato', sans-serif;
}

body {
    font-family: var(--font-body);
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--heading-color);
    line-height: 1.3;
}

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

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

/* --- Header --- */
.site-header {
    background: #fff;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.logo a {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
}

.logo .tagline {
    font-size: 14px;
    color: #777;
    margin: 0;
}

.main-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: 25px;
}

.main-nav a {
    font-weight: 700;
    color: var(--heading-color);
    font-size: 16px;
}
.main-nav a.active, .main-nav a:hover {
    color: var(--secondary-color);
}

/* --- Main Content & Layout --- */
.site-content {
    display: flex;
    gap: 40px;
    padding-top: 40px;
    padding-bottom: 40px;
}

.main-article, .main-content {
    flex: 1;
    min-width: 0;
}

.sidebar {
    flex-basis: 300px;
    flex-shrink: 0;
}

/* --- Article Styling --- */
.main-article article {
    background: #fff;
    padding: 40px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
}

.article-header .meta-info {
    font-size: 14px;
    color: #777;
    margin-bottom: 10px;
}
.article-header h1 {
    font-size: 42px;
    margin-top: 0;
    margin-bottom: 20px;
}
.featured-image {
    margin: 30px 0;
}
.featured-image img {
    border-radius: 5px;
}

.main-article p,
.main-article ul,
.main-article ol {
    margin-top: 0;
    margin-bottom: 1.25em;
}

.main-article .intro {
    font-size: 1.15em;
    color: #555;
    font-weight: 400;
}
.main-article h2 {
    font-size: 28px;
    margin-top: 2.5em;
    margin-bottom: 1em;
    border-bottom: 2px solid var(--secondary-color);
    padding-bottom: 10px;
}
.main-article h3 {
    font-size: 22px;
    margin-top: 2em;
    margin-bottom: 1em;
}
.main-article ul, .main-article ol {
    padding-left: 20px;
}
.main-article li {
    margin-bottom: 10px;
}
.main-article blockquote {
    margin: 2em 0;
    padding: 20px;
    background-color: #eef7f8;
    border-left: 5px solid var(--secondary-color);
    font-size: 1.1em;
    font-style: italic;
    color: var(--heading-color);
}
.main-article blockquote strong {
    font-style: normal;
}

/* --- Sidebar --- */
.widget {
    background: #fff;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    margin-bottom: 30px;
}
.widget-title {
    font-size: 20px;
    margin-top: 0;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}
.widget ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.widget ul li a {
    display: block;
    padding: 8px 0;
    color: var(--text-color);
    border-bottom: 1px solid #f0f0f0;
    font-weight: 700;
}
.widget ul li:last-child a {
    border-bottom: none;
}

/* --- Footer --- */
.site-footer {
    background: var(--heading-color);
    color: #fff;
    padding: 30px 0;
    margin-top: 20px;
}
.site-footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.site-footer p {
    margin: 0;
}
.footer-nav ul {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    gap: 20px;
}
.footer-nav a {
    color: #fff;
}
.footer-nav a:hover {
    color: var(--secondary-color);
}


/* --- NEW: Homepage Styles --- */
.hero {
    background-color: var(--primary-color);
    color: #fff;
    text-align: center;
    padding: 80px 20px;
    border-radius: 5px;
}
.hero h1 {
    color: #fff;
    font-size: 52px;
    margin: 0 0 10px 0;
}
.hero p {
    font-size: 20px;
    margin: 0 0 30px 0;
    opacity: 0.9;
}
.button {
    display: inline-block;
    background-color: var(--secondary-color);
    color: #fff;
    padding: 15px 30px;
    border-radius: 5px;
    font-weight: 700;
    font-family: var(--font-heading);
    transition: background-color 0.3s ease;
}
.button:hover {
    background-color: #087a7d;
    color: #fff;
}
.home-section {
    margin-top: 60px;
}
.home-section-title {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
}
.articles-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}
.article-card {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    overflow: hidden;
    transition: box-shadow 0.3s ease;
}
.article-card:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
}
.article-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}
.article-card-content {
    padding: 25px;
}
.article-card-content h3 {
    margin-top: 0;
}
.article-card-content h3 a {
    color: var(--heading-color);
}
.article-card-content p {
    margin-bottom: 0;
}

/* --- NEW: Blog Page Styles --- */
.blog-post-preview {
    display: flex;
    gap: 30px;
    background: #fff;
    padding: 30px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    margin-bottom: 30px;
}
.blog-post-preview-image {
    flex-basis: 300px;
    flex-shrink: 0;
}
.blog-post-preview-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 5px;
}
.blog-post-preview-content h2 {
    margin-top: 0;
}
.blog-post-preview-content h2 a {
    color: var(--heading-color);
}
.read-more {
    font-weight: 700;
    font-family: var(--font-heading);
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .articles-grid {
        grid-template-columns: 1fr;
    }
}
@media (max-width: 768px) {
    .site-content {
        flex-direction: column;
    }
    .sidebar {
        flex-basis: auto;
    }
    .site-header .container, .site-footer .container {
        flex-direction: column;
        text-align: center;
        gap: 15px;
    }
    .main-nav ul, .footer-nav ul {
        justify-content: center;
    }
    .article-header h1 {
        font-size: 32px;
    }
    .main-article article {
        padding: 20px;
    }
    .blog-post-preview {
        flex-direction: column;
    }
}

/* --- Image Responsiveness --- */
img {
    max-width: 100%;
    height: auto;
    display: block;
}
/* --- NEW: Comparison Table Styles --- */
.comparison-table {
    width: 100%;
    margin: 2em 0;
    border-collapse: collapse;
    border: 1px solid var(--border-color);
}
.comparison-table th,
.comparison-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}
.comparison-table th {
    background-color: #f8f9fa;
    font-family: var(--font-heading);
    color: var(--heading-color);
    font-size: 1.1em;
}
.comparison-table tr:last-child td {
    border-bottom: none;
}
.comparison-table td:nth-child(2) {
    background-color: #f0fff0; /* Light green background for Neocaridina */
}
.comparison-table td:nth-child(3) {
    background-color: #fff0f0; /* Light red background for Caridina */
}