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

:root {
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Source Sans Pro', -apple-system, sans-serif;
    --color-black: #1a1a1a;
    --color-dark: #333;
    --color-gray: #666;
    --color-light-gray: #999;
    --color-border: #e0e0e0;
    --color-bg: #fff;
    --color-bg-light: #f8f8f8;
    --color-accent: #c41e3a;
}

body {
    font-family: var(--font-sans);
    color: var(--color-dark);
    background: var(--color-bg);
    line-height: 1.6;
    font-size: 16px;
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

/* Header */
.site-header {
    border-bottom: 1px solid var(--color-border);
}

.header-top {
    background: var(--color-black);
    color: #fff;
    padding: 8px 0;
    font-size: 13px;
}

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

.top-nav a {
    color: #ccc;
    margin-left: 20px;
}

.top-nav a:hover {
    color: #fff;
}

.header-main {
    padding: 30px 0;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
}

.logo {
    font-family: var(--font-serif);
    font-size: 42px;
    font-weight: 700;
    color: var(--color-black);
    letter-spacing: -1px;
}

.main-nav {
    background: var(--color-bg);
    border-bottom: 2px solid var(--color-black);
}

.nav-menu {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 0;
}

.nav-menu li a {
    display: block;
    padding: 15px 25px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-dark);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
}

/* Main Content */
.site-main {
    padding: 40px 0;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

/* Featured Section */
.featured-section {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 40px;
}

.featured-post {
    cursor: pointer;
}

.featured-post .post-category {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 10px;
}

.featured-post .post-title {
    font-family: var(--font-serif);
    font-size: 36px;
    line-height: 1.2;
    margin-bottom: 15px;
    color: var(--color-black);
}

.featured-post .post-title:hover {
    color: var(--color-accent);
}

.featured-post .post-excerpt {
    font-size: 18px;
    color: var(--color-gray);
    line-height: 1.7;
    margin-bottom: 15px;
}

.featured-post .post-meta {
    font-size: 13px;
    color: var(--color-light-gray);
}

.featured-post .post-meta .author {
    color: var(--color-dark);
    font-weight: 600;
}

/* Sidebar */
.sidebar-posts {
    border-left: 1px solid var(--color-border);
    padding-left: 30px;
}

.sidebar-post {
    padding: 20px 0;
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
}

.sidebar-post:first-child {
    padding-top: 0;
}

.sidebar-post:last-child {
    border-bottom: none;
}

.sidebar-post .post-category {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 8px;
}

.sidebar-post .post-title {
    font-family: var(--font-serif);
    font-size: 18px;
    line-height: 1.3;
    color: var(--color-black);
    margin-bottom: 8px;
}

.sidebar-post .post-title:hover {
    color: var(--color-accent);
}

.sidebar-post .post-meta {
    font-size: 12px;
    color: var(--color-light-gray);
}

/* Section Title */
.section-title {
    font-family: var(--font-serif);
    font-size: 24px;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--color-black);
}

/* Articles Grid */
.articles-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.article-card {
    cursor: pointer;
}

.article-card .post-category {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 10px;
}

.article-card .post-title {
    font-family: var(--font-serif);
    font-size: 20px;
    line-height: 1.3;
    color: var(--color-black);
    margin-bottom: 10px;
}

.article-card .post-title:hover {
    color: var(--color-accent);
}

.article-card .post-excerpt {
    font-size: 15px;
    color: var(--color-gray);
    line-height: 1.6;
    margin-bottom: 12px;
}

.article-card .post-meta {
    font-size: 12px;
    color: var(--color-light-gray);
}

/* Category Page */
.category-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 2px solid var(--color-black);
}

.category-header h1 {
    font-family: var(--font-serif);
    font-size: 32px;
}

.articles-list .article-item {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
    padding: 25px 0;
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
}

.articles-list .post-category {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    font-weight: 600;
}

.articles-list .post-title {
    font-family: var(--font-serif);
    font-size: 24px;
    line-height: 1.3;
    color: var(--color-black);
}

.articles-list .post-title:hover {
    color: var(--color-accent);
}

.articles-list .post-excerpt {
    font-size: 16px;
    color: var(--color-gray);
    line-height: 1.6;
}

.articles-list .post-meta {
    font-size: 13px;
    color: var(--color-light-gray);
}

/* Single Article */
.single-article {
    max-width: 750px;
    margin: 0 auto;
}

.single-article .back-link {
    display: inline-block;
    font-size: 13px;
    color: var(--color-gray);
    margin-bottom: 20px;
}

.single-article .back-link:hover {
    color: var(--color-accent);
}

.single-article .post-category {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    font-weight: 600;
    margin-bottom: 15px;
}

.single-article h1 {
    font-family: var(--font-serif);
    font-size: 40px;
    line-height: 1.2;
    color: var(--color-black);
    margin-bottom: 20px;
}

.single-article .article-meta {
    font-size: 14px;
    color: var(--color-light-gray);
    padding-bottom: 25px;
    margin-bottom: 30px;
    border-bottom: 1px solid var(--color-border);
}

.single-article .article-meta .author {
    color: var(--color-dark);
    font-weight: 600;
}

.single-article .article-content {
    font-size: 18px;
    line-height: 1.8;
}

.single-article .article-content p {
    margin-bottom: 1.5em;
}

/* Footer */
.site-footer {
    background: var(--color-black);
    color: #ccc;
    padding: 50px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid #333;
}

.footer-logo {
    font-family: var(--font-serif);
    font-size: 28px;
    color: #fff;
    display: block;
    margin-bottom: 15px;
}

.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
}

.footer-links h4 {
    color: #fff;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
}

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

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 14px;
    color: #999;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    padding-top: 20px;
    font-size: 13px;
    color: #666;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--color-gray);
}

/* Responsive */
@media (max-width: 900px) {
    .featured-section {
        grid-template-columns: 1fr;
    }
    
    .sidebar-posts {
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--color-border);
        padding-top: 20px;
    }
    
    .articles-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .logo {
        font-size: 28px;
    }
    
    .nav-menu {
        flex-wrap: wrap;
    }
    
    .nav-menu li a {
        padding: 10px 15px;
        font-size: 13px;
    }
    
    .featured-post .post-title {
        font-size: 26px;
    }
    
    .single-article h1 {
        font-size: 28px;
    }
}