*, *::before, *::after{box-sizing:border-box;margin:0;padding:0} html{font-size:16px;scroll-behavior:smooth} body{font-family:'Inter', 'Segoe UI', Roboto, Arial, sans-serif;font-size:1rem;line-height:1.7;color:#1a1a1a;background:#f8f9fa} a{color:#0066cc;text-decoration:none;transition:color 0.2s} a:hover{color:#004499;text-decoration:underline} img{max-width:100%;height:auto;display:block} ul, ol{padding-left:1.5rem} .container{max-width:1200px;margin:0 auto;padding:0 16px} .site-wrapper{display:flex;flex-direction:column;min-height:100vh} .site-main, .site-footer{overflow-x:hidden} .site-main{flex:1} .content-area{display:grid;grid-template-columns:1fr 300px;gap:30px;padding:30px 0} @media (max-width:992px){.content-area{grid-template-columns:1fr}} .site-header{background:#fff;border-bottom:3px solid #0066cc;position:sticky;top:0;z-index:1000;box-shadow:0 2px 8px rgba(0,0,0,0.08)} .header-inner{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;max-width:1200px;margin:0 auto} .site-branding .site-title a{font-size:1.6rem;font-weight:800;color:#0066cc} .site-branding .site-description{font-size:0.8rem;color:#666} .custom-logo{max-height:60px;width:auto !important;height:auto !important;display:block} .custom-logo-link{display:block;line-height:0} .custom-logo-link img{max-height:60px;width:auto !important;height:auto !important} .main-navigation{display:flex;align-items:center} .main-navigation ul{list-style:none;display:flex;gap:4px;padding:0;margin:0;flex-wrap:wrap} .main-navigation ul li{position:relative} .main-navigation ul li a{display:flex;align-items:center;gap:4px;padding:8px 14px;font-size:0.9rem;font-weight:600;color:#1a1a1a;border-radius:4px;transition:background 0.2s, color 0.2s;white-space:nowrap} .main-navigation ul li a:hover, .main-navigation ul li.current-menu-item > a{background:#0066cc;color:#fff;text-decoration:none} .main-navigation ul ul{display:none;position:absolute;top:100%;left:0;background:#fff;border:1px solid #e0e0e0;border-radius:6px;min-width:190px;box-shadow:0 4px 16px rgba(0,0,0,0.12);z-index:9999} .main-navigation ul li:hover > ul, .main-navigation ul li.focus > ul{display:block} .main-navigation ul ul li a{padding:9px 16px;font-weight:400;border-radius:0} .main-navigation ul ul li:first-child a{border-radius:6px 6px 0 0} .main-navigation ul ul li:last-child a{border-radius:0 0 6px 6px} .menu-toggle{display:none;flex-shrink:0;background:none;border:2px solid #0066cc;color:#0066cc;padding:7px 10px;border-radius:6px;cursor:pointer;line-height:0;align-items:center;justify-content:center;transition:background 0.2s, color 0.2s;order:99} .menu-toggle:hover{background:#0066cc;color:#fff} .menu-toggle svg{pointer-events:none} @media (max-width:768px){.menu-toggle{display:inline-flex} .main-navigation{display:none;order:20;width:100%;flex-direction:column;align-items:stretch} .main-navigation.toggled{display:flex !important} .main-navigation ul{flex-direction:column;width:100%;background:#fff;border:1px solid #e8edf5;border-radius:8px;padding:4px 0;margin-top:4px;box-shadow:0 4px 16px rgba(0,0,0,0.08);gap:0} .main-navigation ul li{width:100%;border-bottom:1px solid #f5f5f5} .main-navigation ul li:last-child{border-bottom:none} .main-navigation ul li a{padding:12px 16px;border-radius:0;white-space:normal} .main-navigation ul li a:hover{background:#f0f4ff;color:#0066cc} .main-navigation ul ul{position:static;box-shadow:none;border:none;border-left:3px solid #0066cc;border-radius:0;margin-left:16px;min-width:0} .main-navigation ul ul li a{padding:9px 14px;font-size:0.88rem}} .header-ad-zone{background:#f0f4ff;padding:10px 0;text-align:center;border-bottom:1px solid #dce4f5} .header-ad-zone .ad-label{font-size:0.7rem;color:#999;text-transform:uppercase;margin-bottom:4px} .breadcrumb-wrap{background:#fff;border-bottom:1px solid #eee;padding:8px 0;font-size:0.82rem} .breadcrumb-wrap a{color:#0066cc} .breadcrumb-wrap span.sep{margin:0 6px;color:#bbb} .breadcrumb-wrap span.current{color:#666} .posts-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(300px, 1fr));gap:24px} .post-card{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 8px rgba(0,0,0,0.07);transition:transform 0.2s, box-shadow 0.2s} .post-card:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,0.12)} .post-card-thumb{position:relative;overflow:hidden;aspect-ratio:16/9} .post-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.3s} .post-card:hover .post-card-thumb img{transform:scale(1.05)} .post-card-body{padding:16px} .post-card-category{display:inline-block;background:#0066cc;color:#fff;font-size:0.72rem;font-weight:700;padding:2px 8px;border-radius:3px;margin-bottom:8px;text-transform:uppercase;letter-spacing:0.5px} .post-card-title{font-size:1rem;font-weight:700;line-height:1.4;margin-bottom:8px} .post-card-title a{color:#1a1a1a} .post-card-title a:hover{color:#0066cc;text-decoration:none} .post-card-excerpt{font-size:0.87rem;color:#555;line-height:1.6;margin-bottom:12px} .post-card-meta{font-size:0.78rem;color:#555;display:flex;gap:12px;flex-wrap:wrap} .post-card-meta span{display:flex;align-items:center;gap:4px} .single-post-header{margin-bottom:24px} .single-post-header .post-category{display:inline-block;background:#0066cc;color:#fff;font-size:0.75rem;font-weight:700;padding:3px 10px;border-radius:3px;margin-bottom:10px} .single-post-header h1{font-size:2rem;font-weight:800;line-height:1.3;color:#111;margin-bottom:12px} @media (max-width:768px){.single-post-header h1{font-size:1.5rem}} .post-meta-bar{display:flex;flex-wrap:wrap;gap:16px;font-size:0.83rem;color:#777;margin-bottom:16px;padding-bottom:16px;border-bottom:1px solid #eee} .post-meta-bar a{color:#0066cc} .post-featured-image{border-radius:8px;overflow:hidden;margin-bottom:24px} .post-featured-image img{width:100%;height:auto} .entry-content{font-size:1.05rem;line-height:1.8;color:#222} .entry-content h2{font-size:1.5rem;font-weight:700;margin:2rem 0 1rem;color:#111;border-left:4px solid #0066cc;padding-left:12px} .entry-content h3{font-size:1.25rem;font-weight:700;margin:1.5rem 0 0.75rem;color:#222} .entry-content h4{font-size:1.1rem;font-weight:600;margin:1.2rem 0 0.6rem} .entry-content p{margin-bottom:1.2rem} .entry-content ul, .entry-content ol{margin-bottom:1.2rem} .entry-content li{margin-bottom:0.4rem} .entry-content blockquote{border-left:4px solid #0066cc;margin:1.5rem 0;padding:1rem 1.5rem;background:#f0f4ff;border-radius:0 8px 8px 0;font-style:italic;color:#444} .entry-content table{width:100%;border-collapse:collapse;margin-bottom:1.5rem} .entry-content th, .entry-content td{padding:10px 14px;border:1px solid #ddd;text-align:left} .entry-content th{background:#0066cc;color:#fff;font-weight:600} .entry-content tr:nth-child(even) td{background:#f5f8ff} .entry-content code{background:#f1f3f5;padding:2px 6px;border-radius:3px;font-family:monospace;font-size:0.9em} .entry-content pre{background:#1a1a2e;color:#e0e0e0;padding:1.2rem;border-radius:8px;overflow-x:auto;margin-bottom:1.5rem;font-size:0.9rem} .entry-content img{border-radius:6px;margin:1rem auto} .ad-in-content{text-align:center;margin:2rem 0;padding:10px;background:#fafafa;border:1px dashed #ddd;border-radius:6px} .ad-before-content, .ad-after-content{text-align:center;margin:20px 0} .ad-label-small{font-size:0.68rem;color:#aaa;text-transform:uppercase;display:block;margin-bottom:4px} .sidebar{min-width:0} .widget{background:#fff;border-radius:8px;padding:20px;margin-bottom:24px;box-shadow:0 2px 8px rgba(0,0,0,0.06)} .widget-title{font-size:1rem;font-weight:700;color:#111;margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid #0066cc;text-transform:uppercase;letter-spacing:0.5px} .widget ul{list-style:none;padding:0} .widget ul li{padding:6px 0;border-bottom:1px solid #f0f0f0;font-size:0.9rem} .widget ul li:last-child{border-bottom:none} .widget ul li a{color:#333} .widget ul li a:hover{color:#0066cc} .sidebar-ad-widget{text-align:center} .related-posts{margin:2.5rem 0;padding:1.5rem;background:#fff;border-radius:8px;box-shadow:0 2px 8px rgba(0,0,0,0.06)} .related-posts h3{font-size:1.1rem;font-weight:700;margin-bottom:16px;color:#111;border-left:4px solid #0066cc;padding-left:10px} .related-posts-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:16px} @media (max-width:600px){.related-posts-grid{grid-template-columns:1fr}} .related-post-card{border-radius:6px;overflow:hidden;border:1px solid #eee} .related-post-card img{width:100%;aspect-ratio:16/9;object-fit:cover} .related-post-card-body{padding:10px} .related-post-card-body a{font-size:0.87rem;font-weight:600;color:#1a1a1a;line-height:1.4} .related-post-card-body a:hover{color:#0066cc} .post-navigation{display:flex;justify-content:space-between;gap:16px;margin:2rem 0} .post-navigation a{display:flex;flex-direction:column;background:#fff;border:1px solid #eee;border-radius:8px;padding:14px 18px;flex:1;transition:border-color 0.2s} .post-navigation a:hover{border-color:#0066cc;text-decoration:none} .post-navigation .nav-label{font-size:0.75rem;color:#888;margin-bottom:4px;text-transform:uppercase} .post-navigation .nav-title{font-size:0.9rem;font-weight:600;color:#1a1a1a;line-height:1.4} .nav-next{text-align:right} .comments-section{margin-top:2rem;padding:1.5rem;background:#fff;border-radius:8px} .comments-section h2{font-size:1.2rem;font-weight:700;margin-bottom:1.5rem} .comment-list{list-style:none;padding:0} .comment{padding:1rem 0;border-bottom:1px solid #f0f0f0} .comment-author{font-weight:600;font-size:0.9rem} .comment-meta{font-size:0.78rem;color:#888;margin-bottom:8px} .comment-body{font-size:0.93rem} .comment-reply-link{font-size:0.8rem;color:#0066cc} .comment-form input, .comment-form textarea{width:100%;border:1px solid #ddd;border-radius:4px;padding:10px 12px;font-size:0.9rem;font-family:inherit;margin-bottom:12px;transition:border-color 0.2s} .comment-form input:focus, .comment-form textarea:focus{outline:none;border-color:#0066cc} .comment-form textarea{min-height:120px;resize:vertical} .comment-form .submit{background:#0066cc;color:#fff;border:none;padding:10px 24px;border-radius:4px;font-size:0.9rem;font-weight:600;cursor:pointer;transition:background 0.2s} .comment-form .submit:hover{background:#004499} .pagination{display:flex;justify-content:center;gap:6px;margin:2rem 0;flex-wrap:wrap} .pagination a, .pagination span{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:4px;font-size:0.9rem;font-weight:500;border:1px solid #ddd;background:#fff;color:#333;transition:all 0.2s} .pagination a:hover, .pagination span.current{background:#0066cc;color:#fff;border-color:#0066cc;text-decoration:none} .site-footer{background:#1a1a2e;color:#ccc;margin-top:40px} .footer-widgets{display:grid;grid-template-columns:repeat(4, 1fr);gap:30px;padding:40px 0 30px;border-bottom:1px solid rgba(255,255,255,0.08)} @media (max-width:992px){.footer-widgets{grid-template-columns:repeat(2, 1fr);gap:20px}} @media (max-width:480px){.footer-widgets{grid-template-columns:1fr;gap:16px}} .footer-widget-area .widget-title{color:#fff;border-bottom-color:#0066cc} .footer-widget-area p, .footer-widget-area li, .footer-widget-area a{color:#aaa;font-size:0.88rem} .footer-widget-area a:hover{color:#fff} .footer-bottom{background:#111;padding:13px 0;font-size:0.82rem;color:#888} .footer-bottom a{color:#ccc} .footer-bottom a:hover{color:#fff;text-decoration:none} .footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;flex-wrap:nowrap;gap:12px} .footer-copyright{color:#bbb;font-size:0.82rem;white-space:nowrap} .footer-copyright a{color:#ccc} .footer-copyright a:hover{color:#fff} .footer-copyright strong{color:#ddd;font-weight:600} .footer-links{display:flex;align-items:center;gap:0;flex-shrink:0;flex-wrap:wrap} .footer-links a{font-size:0.82rem;color:#ccc;transition:color 0.2s;padding:0 4px} .footer-links a:hover{color:#fff;text-decoration:none} .footer-links .sep{color:#444;padding:0 2px;user-select:none} .footer-no-widgets .footer-bottom-inner{flex-direction:row;align-items:center;text-align:left;gap:8px} .footer-no-widgets .footer-links{justify-content:flex-end} @media (max-width:600px){.footer-bottom-inner{flex-wrap:wrap;justify-content:center;gap:4px} .footer-copyright{font-size:0.72rem;white-space:normal;text-align:center;width:100%} .footer-links{justify-content:center;width:100%} .footer-links a, .footer-bar-menu li a{font-size:0.72rem} .footer-bar-menu{justify-content:center;flex-wrap:wrap} .footer-bar-menu li:not(:last-child)::after{padding:0 5px}} .footer-ad-zone{text-align:center;padding:16px 0;border-top:1px solid #2a2a3e} .error-404{text-align:center;padding:80px 20px} .error-404 h1{font-size:6rem;font-weight:900;color:#0066cc;line-height:1} .error-404 h2{font-size:1.5rem;margin-bottom:1rem} .error-404 p{color:#666;margin-bottom:1.5rem} .btn-home{display:inline-block;background:#0066cc;color:#fff;padding:12px 28px;border-radius:6px;font-weight:600;transition:background 0.2s} .btn-home:hover{background:#004499;color:#fff;text-decoration:none} .search-form{display:flex;gap:8px} .search-form input[type="search"]{flex:1;border:1px solid #ddd;border-radius:4px;padding:10px 14px;font-size:0.9rem} .search-form button{background:#0066cc;color:#fff;border:none;padding:10px 18px;border-radius:4px;cursor:pointer;font-size:0.9rem;font-weight:600;transition:background 0.2s} .search-form button:hover{background:#004499} .search-results-header{margin-bottom:1.5rem} .search-results-header h1{font-size:1.4rem} .tag-cloud-link{display:inline-block;background:#f0f4ff;color:#0066cc;padding:4px 10px;border-radius:20px;font-size:0.82rem !important;margin:3px;border:1px solid #dce4f5;transition:all 0.2s} .tag-cloud-link:hover{background:#0066cc;color:#fff;text-decoration:none} #reading-progress{position:fixed;top:0;left:0;width:0%;height:3px;background:linear-gradient(to right, #0066cc, #00aaff);z-index:9999;transition:width 0.1s linear} #back-to-top{position:fixed;bottom:24px;right:24px;width:42px;height:42px;background:#0066cc;color:#fff;border:none;border-radius:50%;cursor:pointer;font-size:1.2rem;display:none;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(0,102,204,0.4);transition:all 0.2s;z-index:9998} #back-to-top:hover{background:#004499;transform:translateY(-2px)} #back-to-top.show{display:flex} .sticky-ad-bottom{position:fixed;bottom:0;left:0;width:100%;background:rgba(255,255,255,0.97);padding:8px;text-align:center;border-top:1px solid #ddd;z-index:9000;box-shadow:0 -2px 10px rgba(0,0,0,0.1)} .sticky-ad-close{position:absolute;top:4px;right:12px;background:none;border:none;font-size:1.2rem;cursor:pointer;color:#666} @media (min-width:769px){.sticky-ad-bottom{display:none}} .toc-box{background:#f0f4ff;border:1px solid #dce4f5;border-radius:8px;margin:1.5rem 0;overflow:hidden} .toc-box-header{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;cursor:pointer;user-select:none;gap:10px} .toc-box-header:hover{background:rgba(0,102,204,0.05)} .toc-title{font-size:0.9rem;font-weight:700;color:#111;margin:0;display:flex;align-items:center;gap:7px} .toc-toggle-icon{font-size:0.75rem;color:#0066cc;font-weight:600;white-space:nowrap;flex-shrink:0} .toc-box-body{padding:0 18px 14px;display:none} .toc-box-body.toc-open{display:block} .toc-box ol{margin:0;padding-left:1.4rem;counter-reset:toc-counter} .toc-box ol li{font-size:0.87rem;margin-bottom:6px;line-height:1.5} .toc-box ol li ol{margin-top:5px;padding-left:1.2rem} .toc-box ol li ol li{font-size:0.82rem;margin-bottom:4px} .toc-box a{color:#0066cc;text-decoration:none} .toc-box a:hover{text-decoration:underline} .toc-caret{display:inline-block;width:16px;height:16px;transition:transform 0.25s ease;color:#0066cc;flex-shrink:0} .toc-box.toc-open-state .toc-caret{transform:rotate(180deg)} .toc-box.toc-open-state .toc-toggle-icon{opacity:0} .text-center{text-align:center} .screen-reader-text{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0} .clearfix::after{content:'';display:table;clear:both} .skip-link{position:absolute;top:-40px;left:0;background:#0066cc;color:#fff;padding:8px 16px;z-index:10000;transition:top 0.2s} .skip-link:focus{top:0}