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.cat-post-thumb-img{transform:scale(1.05)}.cat-post-thumb-placeholder{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:2rem;background:var(--surface2)}.cat-post-body{padding:16px;flex:1;display:flex;flex-direction:column;gap:8px}.cat-post-title{font-size:.95rem;font-weight:700;margin:0;line-height:1.4}.cat-post-title a{color:var(--text);text-decoration:none;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color 0.2s}.cat-post-title a:hover{color:var(--accent)}.cat-post-excerpt{font-size:.82rem;color:var(--text2);margin:0;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.cat-post-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:10px;border-top:1px solid var(--border)}.cat-post-date{font-size:.74rem;color:var(--text3)}.cat-post-readmore{display:inline-flex;align-items:center;gap:4px;font-size:.78rem;font-weight:700;color:var(--accent);text-decoration:none;transition:gap 0.18s ease}.cat-post-readmore:hover{gap:7px}[data-theme="light"] .cat-post-card{background:#fff;border-color:#e2e8f0}[data-theme="light"] .cat-post-card:hover{box-shadow:0 6px 24px rgb(0 0 0 / .08)}[data-theme="light"] .cat-post-footer{border-top-color:#e2e8f0}.archive-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0}.archive-item{display:flex;align-items:center;gap:14px;padding:16px 12px;text-decoration:none;border-bottom:1px solid var(--border);transition:background 0.2s ease}.archive-item:hover{background:rgb(59 130 246 / .04)}.archive-item-thumb{width:100px;height:70px;flex-shrink:0;border-radius:8px;overflow:hidden;background:var(--surface2)}.archive-item-body{flex:1;min-width:0}.archive-item-title{font-size:.88rem;font-weight:600;color:var(--text);margin:0 0 6px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.archive-item-date{font-size:.75rem;color:var(--text3)}.archive-item-arrow{flex-shrink:0;color:var(--text3);transition:var(--transition)}.archive-item:hover .archive-item-arrow{color:var(--accent);transform:translateX(3px)}[data-theme="light"] .archive-header{background:linear-gradient(135deg,rgb(59 130 246 / .08) 0%,rgb(139 92 246 / .04) 100%)}[data-theme="light"] .archive-item:hover{background:rgb(59 130 246 / .03)}[data-theme="light"] .archive-search .search-form{background:#fff;border-color:#e2e8f0}.empty-state{text-align:center;padding:80px 0}.empty-state-icon{font-size:3rem;margin-bottom:16px}@media (max-width:1024px){.content-sidebar{grid-template-columns:1fr}.sidebar{order:2}.sidebar-left .sidebar{order:2}.product-box-inner{grid-template-columns:1fr}.post-navigation{grid-template-columns:1fr}.article-layout{grid-template-columns:1fr!important}.article-sidebar{position:static!important}}@media (max-width:768px){.hero h1{font-size:2rem}.hero-stats{gap:24px}.stat-num{font-size:1.5rem}.footer-grid{grid-template-columns:1fr 1fr}nav ul,nav .menu{display:none}nav ul.show,nav .menu.show{display:flex;flex-direction:column;position:absolute;top:100%;left:0;right:0;background:var(--surface);border-bottom:1px solid var(--border);padding:16px;z-index:999}.nav-toggle{display:block}.article-header h1{font-size:1.6rem}.pros-cons{grid-template-columns:1fr}.product-box-inner{grid-template-columns:1fr}.cat-grid{grid-template-columns:repeat(3,1fr)}.scroll-to-top{bottom:16px;right:16px}.recent-grid{grid-template-columns:1fr!important}.cat-sections{grid-template-columns:1fr!important;gap:24px!important}.related-grid{grid-template-columns:1fr!important}.archive-grid{grid-template-columns:repeat(2,1fr)}.cat-posts-grid{grid-template-columns:repeat(2,1fr);gap:20px}.cat-hero-title{font-size:1.8rem}.cat-hero-inner{gap:18px}.archive-hero-info h1{font-size:1.4rem}.nav-toggle{min-width:48px;min-height:48px;display:flex;align-items:center;justify-content:center;touch-action:manipulation}#mobile-toc-fab{display:flex!important}}@media (max-width:480px){.container{padding-left:16px;padding-right:16px}.cat-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr}.card-grid{grid-template-columns:1fr}.hero h1{font-size:1.6rem}.hero p{font-size:.9rem}.hero-stats{flex-direction:row;gap:16px;flex-wrap:wrap;justify-content:center}.stat-num{font-size:1.2rem}.stat-label{font-size:.7rem}.related-card [style*="height:180px"]{height:120px!important}.cat-section-card{padding:10px 0!important}.archive-grid{grid-template-columns:1fr}.archive-item-thumb{width:80px;height:56px}.cat-posts-grid{grid-template-columns:1fr;gap:16px}.cat-hero-title{font-size:1.5rem}.cat-hero-inner{flex-direction:column;align-items:flex-start;gap:12px}.cat-hero-icon-wrap{width:56px;height:56px;font-size:1.7rem}.article-sidebar{display:none!important}.article-layout{grid-template-columns:1fr!important}}.article-layout{display:grid;grid-template-columns:1fr 300px;gap:40px;align-items:start}.article-sidebar{position:sticky;top:80px;max-height:calc(100vh - 100px);overflow-y:auto}.article-sidebar::-webkit-scrollbar{width:3px}.article-sidebar::-webkit-scrollbar-thumb{background:rgb(255 255 255 / .1);border-radius:3px}.sidebar-widget{background:var(--surface,#1e293b);border:1px solid var(--border,rgb(255 255 255 / .06));border-radius:12px;padding:20px;margin-bottom:16px}.sidebar-widget-title{font-size:1rem;font-weight:700;margin:0 0 12px;padding-bottom:10px;border-bottom:1px solid var(--border,rgb(255 255 255 / .08));color:var(--text,#f1f5f9)}.sidebar-widget p{font-size:.85rem;color:var(--text2,#94a3b8);line-height:1.6;margin:0}.sidebar-widget a{color:var(--accent,#3b82f6);text-decoration:none}.sidebar-widget a:hover{text-decoration:underline}.toc-widget{overflow:hidden}.toc-widget .sidebar-widget-title{display:flex;align-items:center;justify-content:space-between;cursor:pointer;user-select:none;padding-bottom:10px;margin-bottom:0}.toc-widget .sidebar-widget-title::after{content:'▲';font-size:.65rem;color:var(--accent,#3b82f6);transition:transform 0.3s ease;flex-shrink:0}.toc-widget.collapsed .sidebar-widget-title::after{transform:rotate(180deg)}.toc-widget-body{padding-top:8px;overflow-y:auto;max-height:calc(100vh - 260px);transition:max-height 0.35s ease,opacity 0.3s ease;opacity:1}.toc-widget.collapsed .toc-widget-body{max-height:0;opacity:0;overflow:hidden;padding-top:0}.toc-widget-body::-webkit-scrollbar{width:4px}.toc-widget-body::-webkit-scrollbar-track{background:#fff0}.toc-widget-body::-webkit-scrollbar-thumb{background:rgb(59 130 246 / .35);border-radius:4px}.toc-widget-body::-webkit-scrollbar-thumb:hover{background:var(--accent,#3b82f6)}#toc-list{list-style:none;padding:0;margin:0;counter-reset:toc}#toc-list li{margin-bottom:2px}#toc-list a{display:block;padding:7px 10px 7px 12px;font-size:.8rem;color:var(--text2,#94a3b8);text-decoration:none;border-radius:6px;border-left:2px solid #fff0;transition:all 0.2s ease;line-height:1.35;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#toc-list a:hover{color:var(--accent,#3b82f6);background:rgb(59 130 246 / .06);border-left-color:rgb(59 130 246 / .3);white-space:normal}#toc-list a.active{color:var(--accent,#3b82f6);background:rgb(59 130 246 / .1);border-left-color:var(--accent,#3b82f6);font-weight:600;white-space:normal}.mobile-toc{display:none}@media (max-width:768px){.mobile-toc{display:block;margin:20px 0 28px}.mobile-toc-details{background:var(--surface,#1e293b);border:1px solid var(--border,rgb(255 255 255 / .08));border-radius:12px;overflow:hidden}.mobile-toc-summary{padding:14px 18px;font-weight:700;font-size:.95rem;color:var(--text,#f1f5f9);cursor:pointer;display:flex;align-items:center;gap:8px;list-style:none}.mobile-toc-summary::-webkit-details-marker{display:none}.mobile-toc-summary::after{content:'▼';font-size:.7rem;margin-left:auto;color:var(--text2,#94a3b8);transition:transform 0.2s}details[open] .mobile-toc-summary::after{transform:rotate(180deg)}.mobile-toc-count{font-size:.75rem;font-weight:400;color:var(--text2,#94a3b8);background:rgb(59 130 246 / .1);padding:2px 8px;border-radius:10px}.mobile-toc-list{list-style:none;padding:0 18px 14px;margin:0}.mobile-toc-list li{margin-bottom:0}.mobile-toc-list a{display:block;padding:10px 0;font-size:.88rem;color:var(--accent,#3b82f6);text-decoration:none;border-bottom:1px solid var(--border,rgb(255 255 255 / .06))}.mobile-toc-list li:last-child a{border-bottom:none}}