:root{--background-color: #f8f9fa;--card-background: #ffffff;--text-color: #343a40;--heading-color: #212529;--accent-color: #0056b3;--border-color: #dee2e6;--header-footer-bg: #ffffff}body{font-family:Inter,sans-serif;margin:0;background-color:var(--background-color);color:var(--text-color);line-height:1.6;font-size:16px}a{color:var(--accent-color);text-decoration:none;transition:color .2s ease}a:hover{color:#003d82;text-decoration:underline}img{max-width:100%;height:auto;border-radius:4px}.container{max-width:1200px;margin:0 auto;padding:20px}.site-header{background-color:var(--header-footer-bg);padding:1rem 0;border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:1000;background-color:#fffffff2;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.site-header .container{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.7rem;font-weight:700}.logo a{color:var(--heading-color)}.logo a:hover{text-decoration:none;color:var(--accent-color)}.main-nav ul{margin:0;padding:0;list-style:none;display:flex;gap:20px}.main-nav a{font-weight:500;font-size:1rem;color:var(--text-color);padding-bottom:5px;border-bottom:2px solid transparent}.main-nav a:hover,.main-nav .active{color:var(--accent-color);border-bottom-color:var(--accent-color);text-decoration:none}.main-content{display:grid;grid-template-columns:2.5fr 1fr;gap:30px;margin-top:30px}.articles-section{grid-column:1 / 2}.sidebar{grid-column:2 / 3}.articles-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:25px}.article-card{background-color:var(--card-background);border-radius:5px;overflow:hidden;border:1px solid var(--border-color);transition:box-shadow .3s ease;display:flex;flex-direction:column}.article-card:hover{box-shadow:0 4px 15px #00000014}.article-card img{width:100%;height:180px;object-fit:cover;border-bottom:1px solid var(--border-color);border-radius:5px 5px 0 0}.article-card-content{padding:20px;flex-grow:1;display:flex;flex-direction:column}.article-card-content .category-tag{color:var(--accent-color);font-size:.8rem;font-weight:600;text-transform:uppercase;margin-bottom:10px}.article-card-content h3{margin:0 0 10px;font-size:1.2rem;line-height:1.4;font-weight:600}.article-card-content h3 a{color:var(--heading-color)}.article-card-content h3 a:hover{color:var(--accent-color);text-decoration:none}.article-card-content p{font-size:.95rem;margin:0 0 auto;color:#6c757d}.read-more{display:inline-block;margin-top:15px;font-weight:600}.section-header{font-size:2rem;font-weight:700;margin-bottom:25px;padding-bottom:10px;border-bottom:1px solid var(--border-color);color:var(--heading-color)}.sidebar-widget{background-color:var(--card-background);padding:20px;border-radius:5px;margin-bottom:25px;border:1px solid var(--border-color)}.sidebar-widget h4{margin-top:0;font-size:1.2rem;border-bottom:1px solid var(--border-color);padding-bottom:10px;margin-bottom:15px;color:var(--heading-color)}.sidebar-widget ul{list-style:none;padding:0;margin:0}.sidebar-widget ul li{margin-bottom:8px}.article-full{background-color:var(--card-background);padding:40px;border-radius:5px;border:1px solid var(--border-color)}.article-header{border-bottom:1px solid var(--border-color);margin-bottom:25px;padding-bottom:25px}.article-header h1{font-size:2.5rem;margin:0 0 15px;line-height:1.2;color:var(--heading-color)}.article-meta{font-size:.9rem;color:#6c757d}.article-meta .category{font-weight:700;color:var(--accent-color)}.article-content{font-size:1.1rem}.article-content h2{font-size:1.8rem;margin-top:40px;color:var(--heading-color)}.article-content h3{font-size:1.5rem;margin-top:30px;color:var(--heading-color)}.article-content p,.article-content ul,.article-content blockquote{margin-bottom:1.5em}.article-content blockquote{border-left:3px solid var(--accent-color);padding-left:20px;font-style:italic;color:#6c757d;margin-left:0}.article-featured-image{margin-bottom:30px}.site-footer{background-color:var(--header-footer-bg);color:#6c757d;text-align:center;padding:25px;margin-top:40px;border-top:1px solid var(--border-color)}@media(max-width:992px){.main-content{grid-template-columns:1fr}}@media(max-width:768px){.site-header .container{flex-direction:column;gap:15px}.main-nav ul{flex-wrap:wrap;justify-content:center;gap:10px 15px}.article-header h1{font-size:2rem}body{font-size:15px}}@media(max-width:480px){.article-full{padding:20px}.article-header h1{font-size:1.8rem}}