*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}img{max-width:100%;display:block}body{font-family:var(--font-body);font-size:14px;line-height:21px;color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-accent);text-decoration:none;transition:color 0.2s ease}a:hover{color:var(--color-accent-hover)}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.3;color:var(--color-heading)}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.15rem}h4{font-size:1rem}ul,ol{list-style:none}.stb-container{max-width:var(--container-width);margin:0 auto;padding:0 20px}.stb-layout{display:flex;gap:var(--gap)}.stb-content{flex:1;min-width:0}.stb-sidebar{width:var(--sidebar-width);flex-shrink:0}.stb-category-badge{display:inline-block;background-color:var(--color-badge-bg);color:var(--color-badge-text);font-family:var(--font-ui);font-size:11px;font-weight:300;text-transform:uppercase;letter-spacing:.5px;padding:4px 10px;border-radius:0;transition:background-color 0.2s ease}.stb-category-badge:hover{background-color:var(--color-accent-hover);color:#fff}.stb-cards-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}.stb-card{background-color:var(--color-card-bg);border-radius:0;overflow:hidden;border:1px solid var(--color-border)}.stb-card-thumb{position:relative;overflow:hidden;aspect-ratio:16 / 10}.stb-card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 0.3s ease}.stb-card:hover .stb-card-thumb img{transform:scale(1.05)}.stb-card-body{padding:16px}.stb-card-title{font-family:var(--font-heading);font-size:1rem;font-weight:700;line-height:1.35;margin-bottom:8px}.stb-card-title a{color:var(--color-heading)}.stb-card-title a:hover{color:var(--color-accent)}.stb-card-meta{font-size:13px;color:var(--color-text-secondary)}.stb-card-excerpt{font-size:14px;color:var(--color-text-secondary);margin-top:8px;line-height:1.6}.stb-sidebar .stb-widget{margin-bottom:32px}.stb-widget-title{font-family:var(--font-ui);font-size:13px;font-weight:400;text-transform:uppercase;letter-spacing:.5px;padding-left:10px;border-left:3px solid var(--color-accent);margin-bottom:16px}.stb-sidebar-post{display:flex;gap:12px;margin-bottom:16px;align-items:flex-start}.stb-sidebar-post-thumb{width:100px;height:70px;flex-shrink:0;border-radius:0;overflow:hidden}.stb-sidebar-post-thumb img{width:100%;height:100%;object-fit:cover}.stb-sidebar-post-info{flex:1;min-width:0}.stb-sidebar-post-title{font-family:var(--font-heading);font-size:14px;font-weight:700;line-height:1.4}.stb-sidebar-post-title a{color:var(--color-heading)}.stb-sidebar-post-title a:hover{color:var(--color-accent)}.stb-sidebar-post-date{font-size:12px;color:var(--color-text-secondary);margin-top:4px}.stb-sidebar-categories{list-style:none;padding:0}.stb-sidebar-categories li{padding:8px 0;border-bottom:1px solid var(--color-border);display:flex;justify-content:space-between}.stb-sidebar-categories a{color:var(--color-heading);font-size:14px}.stb-sidebar-categories a:hover{color:var(--color-accent)}.stb-sidebar-cat-count{color:var(--color-text-secondary);font-size:13px}.stb-entry-content{font-size:17px;line-height:1.8;color:var(--color-text)}.stb-entry-content p{margin-bottom:1.5em}.stb-entry-content h2{font-size:1.5rem;margin-top:2em;margin-bottom:.8em}.stb-entry-content h3{font-size:1.25rem;margin-top:1.5em;margin-bottom:.6em}.stb-entry-content blockquote{background-color:var(--color-blockquote-bg);padding:24px 32px;margin:2em 0;border-left:4px solid var(--color-accent);font-style:italic;font-size:1.1em;line-height:1.7}.stb-entry-content img{border-radius:0;height:auto}.stb-entry-content a{color:var(--color-accent);text-decoration:underline}.stb-entry-content ul,.stb-entry-content ol{margin-bottom:1.5em;padding-left:1.5em}.stb-entry-content ul{list-style:disc}.stb-entry-content ol{list-style:decimal}.stb-entry-content li{margin-bottom:.4em}.stb-breadcrumbs{font-size:13px;color:var(--color-text-secondary);padding:12px 0;margin-bottom:16px}.stb-breadcrumbs a{color:var(--color-text-secondary)}.stb-breadcrumbs a:hover{color:var(--color-accent)}.stb-breadcrumb-sep{margin:0 8px;color:#ccc}.stb-pagination{display:flex;justify-content:center;gap:4px;margin-top:40px;margin-bottom:40px}.stb-pagination a,.stb-pagination span{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border:1px solid var(--color-border);border-radius:0;font-size:14px;color:var(--color-text);font-weight:600;transition:all 0.2s ease}.stb-pagination .current{background-color:var(--color-accent);color:#fff;border-color:var(--color-accent)}.stb-pagination a:hover{border-color:var(--color-accent);color:var(--color-accent)}.stb-back-to-top{position:fixed;bottom:24px;right:24px;width:44px;height:44px;background-color:var(--color-accent);color:#fff;border-radius:0;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all 0.3s ease;cursor:pointer;border:none;z-index:99}.stb-back-to-top.visible{opacity:1;visibility:visible}.stb-back-to-top:hover{background-color:var(--color-accent-hover)}@media (max-width:1024px){.stb-layout{flex-direction:column}.stb-sidebar{width:100%}}@media (max-width:768px){.stb-cards-grid{grid-template-columns:1fr}.stb-container{padding:0 16px}h1{font-size:1.5rem}}@media (max-width:480px){body{font-size:13px}}.stb-search-overlay{position:fixed;inset:0;background-color:rgb(0 0 0 / .9);z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all 0.3s ease}.stb-search-overlay.active{opacity:1;visibility:visible}.stb-search-overlay input[type="search"]{width:600px;max-width:90vw;padding:16px 24px;font-size:24px;background-color:#fff0;border:none;border-bottom:2px solid #fff;color:#fff;outline:none;font-family:var(--font-body)}.stb-search-overlay input[type="search"]::placeholder{color:rgb(255 255 255 / .5)}.stb-search-close{position:absolute;top:32px;right:32px;color:#fff;background:none;border:none;cursor:pointer;font-size:24px;line-height:1}.stb-mobile-overlay{position:fixed;inset:0;background-color:rgb(0 0 0 / .5);z-index:998;opacity:0;visibility:hidden;transition:all 0.3s ease}.stb-mobile-overlay.active{opacity:1;visibility:visible}.stb-mobile-menu{position:fixed;top:0;left:0;width:300px;height:100%;background-color:#fff;z-index:999;transform:translateX(-100%);transition:transform 0.3s ease;overflow-y:auto;padding:24px}.stb-mobile-menu.active{transform:translateX(0)}.stb-mobile-close{position:absolute;top:16px;right:16px;background:none;border:none;cursor:pointer;font-size:20px;color:var(--color-heading)}.stb-mobile-nav-list{list-style:none;padding:0}.stb-mobile-nav-list li{padding:12px 0;border-bottom:1px solid var(--color-border)}.stb-mobile-nav-list a{font-family:var(--font-ui);font-size:14px;color:var(--color-heading);font-weight:500}.stb-mobile-nav-list a:hover{color:var(--color-accent)}.stb-toc{background-color:var(--color-surface);padding:24px;border-radius:0;margin-bottom:32px;border:1px solid var(--color-border)}.stb-toc-title{font-size:16px;font-weight:700;margin-bottom:12px}.stb-toc ul{list-style:none;padding:0}.stb-toc li{padding:6px 0}.stb-toc a{color:var(--color-text);font-size:14px}.stb-toc a:hover{color:var(--color-accent)}.stb-toc .stb-toc-sublist{padding-left:20px;margin-top:4px}input[type="text"],input[type="email"],input[type="search"],textarea{width:100%;padding:12px 16px;border:1px solid var(--color-border);border-radius:0;font-family:var(--font-body);font-size:14px;color:var(--color-text);background-color:var(--color-bg);transition:border-color 0.2s ease}input:focus,textarea:focus{border-color:var(--color-accent);outline:none}.stb-btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;background-color:var(--color-accent);color:#fff;border:none;border-radius:0;font-family:var(--font-ui);font-weight:600;cursor:pointer;transition:all 0.3s ease;font-size:14px}.stb-btn:hover{background-color:var(--color-accent-hover);color:#fff}