:root{--primary-color:#333;--secondary-color:#007bff;--background-color:#fff;--text-color:#343a40;--muted-color:#6c757d;--border-color:#e9ecef;--card-shadow:0 4px 6px rgba(0,0,0,0.05)}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;margin:0;background-color:#f8f9fa;color:var(--text-color);line-height:1.7;font-size:16px}h1,h2,h3{line-height:1.3;margin-top:1.5em;margin-bottom:0.8em}h1{font-size:1.8em}h2{font-size:1.5em}h3{font-size:1.2em}.container{max-width:1140px;margin:0 auto;padding:20px}a{color:var(--primary-color);text-decoration:none;transition:color .2s}a:hover{color:var(--secondary-color)}header{background-color:var(--background-color);border-bottom:1px solid var(--border-color);padding:15px 0}header .container{display:flex;flex-direction:column;align-items:flex-start;gap:15px}header h1{margin:0;font-size:1.6em}header h1 a{font-weight:700}header nav{display:flex;flex-wrap:wrap;gap:10px 20px}header nav a{margin-left:0;font-weight:500;font-size:1em}.main-layout{display:grid;grid-template-columns:1fr;gap:30px;margin-top:20px}.content-area,.sidebar .widget{background:var(--background-color);border-radius:8px;border:1px solid var(--border-color);padding:20px;box-shadow:var(--card-shadow)}.post-card{margin-bottom:30px;border-bottom:1px solid var(--border-color);padding-bottom:30px}.post-card:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.post-thumbnail-link{display:block;position:relative;width:100%;padding-top:56.25%;overflow:hidden;border-radius:8px;margin-bottom:15px;background-color:var(--border-color)}.post-thumbnail-link:hover .post-thumbnail-img{transform:scale(1.05)}.post-thumbnail-img{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;transition:transform .3s ease}.post-card-content h2{margin:0 0 10px 0;font-size:1.4em}.post-card-content .post-meta{font-size:.9em;color:var(--muted-color);margin-bottom:10px}.post-card-content .post-excerpt{font-size:1em;color:var(--muted-color);margin:0}.content-area figure{margin:25px 0;max-width:100%}.content-area figure img{width:100%;height:auto;display:block;border-radius:8px}.content-area figure figcaption{font-size:0.9em;color:var(--muted-color);text-align:center;margin-top:8px}.content-area > div > figure{margin-top:20px;margin-bottom:25px}.toc-container{background:#f9f9f9;border:1px solid #eee;border-left:5px solid var(--secondary-color);padding:15px;margin:25px 0;border-radius:8px}.toc-container h3{margin-top:0;font-size:1.2em}.toc-container ul{padding-left:20px;margin-bottom:0}.toc-container ul li{margin-bottom:8px;font-size:1em}.toc-container ul li:last-child{margin-bottom:0}.widget-title{font-size:1.2em;font-weight:700;margin-top:0;border-bottom:2px solid var(--primary-color);padding-bottom:10px;margin-bottom:20px}.popular-posts-list{list-style:none;padding:0;counter-reset:popular-posts-counter}.popular-posts-list li{display:flex;align-items:flex-start;margin-bottom:15px;padding-bottom:15px;border-bottom:1px solid var(--border-color)}.popular-posts-list li:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.popular-posts-list li::before{content:"0" counter(popular-posts-counter);counter-increment:popular-posts-counter;font-size:1.4em;font-weight:700;color:var(--muted-color);margin-right:15px;min-width:30px}.popular-posts-list .post-title{font-weight:600;display:block;line-height:1.4;font-size:1em}.ad-container{margin:25px 0;text-align:center}footer{text-align:center;margin-top:30px;padding:20px 0;border-top:1px solid var(--border-color);font-size:.9em;color:var(--muted-color)}@media (min-width:768px){header .container{flex-direction:row}h1{font-size:2em}h2{font-size:1.6em}}@media (min-width:992px){body{font-size:17px}.content-area,.sidebar .widget{padding:30px}.main-layout{grid-template-columns:minmax(0,2.5fr) minmax(0,1fr);gap:40px;margin-top:30px}header h1{font-size:1.75em}header nav{gap:25px}header nav a{font-size:1.1em}.post-card-content h2{font-size:1.8em}.popular-posts-list li::before{font-size:1.5em;min-width:35px}}