body.single-post .main-content{margin-top:3rem}.page-hero{background:linear-gradient(135deg,var(--primary-blue),var(--academic-navy));color:#fff;padding:80px 0;text-align:center;margin-bottom:0}.hero-content{max-width:1200px;margin:0 auto;padding:0 20px}.hero-title{color:#fff;font-size:3rem;font-weight:700;margin:0 0 20px 0;line-height:1.2}.hero-description{font-size:1.25rem;color:rgba(255,255,255,.9);margin-bottom:30px;line-height:1.6;max-width:800px;margin-left:auto;margin-right:auto}.hero-meta{display:flex;align-items:center;justify-content:center;gap:15px;font-size:.875rem;color:rgba(255,255,255,.8);flex-wrap:wrap;margin-top:20px}.hero-author,.hero-category,.hero-date{color:rgba(255,255,255,.8)}.meta-separator{color:rgba(255,255,255,.6)}.post-featured-image{width:100%;margin:0}.post-featured-image img{width:100%;height:auto;display:block}.post-tags{margin-top:40px;padding-top:30px;border-top:2px solid var(--border-light)}.post-tags h4{color:var(--primary-blue);font-size:1rem;margin-bottom:15px;font-weight:600}.tags-list{display:flex;flex-wrap:wrap;gap:10px}.tag-item{display:inline-block;padding:6px 15px;background:var(--background-light);color:var(--primary-blue);text-decoration:none;border-radius:20px;font-size:.875rem;transition:all .3s ease;border:1px solid var(--border-light)}.tag-item:hover{background:var(--primary-blue);color:#fff;border-color:var(--primary-blue)}.comments-section{padding:24px}.comments-section .comment-list>li{padding:14px 0}.comments-section .comment-list>li:first-child{padding-top:0}.post-navigation{margin-top:40px}.post-nav-links{display:grid;grid-template-columns:1fr 1fr;gap:20px;padding:30px}.nav-next,.nav-previous{display:flex;flex-direction:column;gap:10px}.nav-next{text-align:right}.nav-subtitle{font-size:.875rem;color:var(--professional-gray);text-transform:uppercase;letter-spacing:.5px;font-weight:600}.nav-title{color:var(--primary-blue);font-size:1.125rem;font-weight:600;text-decoration:none;transition:color .3s ease}.nav-title:hover{color:var(--academic-navy)}@media (max-width:1024px){.hero-title{font-size:2.5rem}.hero-description{font-size:1.125rem}}@media (max-width:768px){.page-hero{padding:60px 0}.hero-title{font-size:2rem}.hero-description{font-size:1rem}.hero-meta{flex-direction:column;align-items:center;gap:8px}.post-nav-links{grid-template-columns:1fr;gap:30px}.nav-next{text-align:left}}@media (max-width:480px){.page-hero{padding:50px 0}.hero-title{font-size:1.75rem}.hero-description{font-size:.95rem}}