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.menu-text{margin-right:1.8rem}.sidebar-submenu .menu-text{max-width:calc(100% - .5rem)}.sidebar-group-toggle{position:relative;display:flex;align-items:center;font-family:inherit}.sidebar-group-toggle::after{content:"";position:absolute;right:14px;top:50%;transform:translateY(-50%);border-left:5px solid #e5e7eb;border-top:5px solid transparent;border-bottom:5px solid transparent;transition:transform .25s ease}.sidebar-group.open>.sidebar-group-toggle::after{transform:translateY(-50%)rotate(90deg)}.sidebar-submenu-wrapper{display:grid;grid-template-rows:0fr;overflow:hidden;transition:grid-template-rows .35s ease;border-left:2px solid rgba(15,118,110,.6)}.sidebar-group.open .sidebar-submenu-wrapper{grid-template-rows:1fr}.sidebar-submenu{min-height:0;background:#24303a;min-width:0}.sidebar-submenu .sidebar-link{min-height:40px;padding:.6rem 1.5rem;font-size:.9rem;font-weight:400;color:#f3f4f6;background:0 0;border-bottom:1px solid rgba(255,255,255,6%)}.sidebar-submenu .sidebar-link:hover{background:#2c3a44;color:#fff}.sidebar-submenu .sidebar-link.is-active{background:#0f766e;color:#fff}.sidebar-menu::-webkit-scrollbar{width:0}@media(max-width:768px){.right-sidebar{display:none}.left-sidebar{position:fixed;top:var(--header-h,56px);left:0;width:280px;height:calc(100vh - var(--header-h,56px));background:#1e293b;overflow-y:auto;transform:translateX(-100%);transition:transform .3s ease;z-index:900}.left-sidebar.open{transform:translateX(0)}}.article-toc{background:#fff;border:1px solid #e2e8f0;border-left:4px solid #10b981;border-radius:12px;padding:1.25rem;margin:2rem 0;box-shadow:0 4px 6px -1px rgba(0,0,0,5%)}.article-toc h2{font-size:1.1rem;font-weight:700;color:#0f172a;margin:0 0 .75rem;display:flex;align-items:center;gap:.5rem}.article-toc h2::before{content:"";display:inline-block;width:18px;height:18px;background-color:#10b981;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='8' y1='6' x2='21' y2='6'%3E%3C/line%3E%3Cline x1='8' y1='12' x2='21' y2='12'%3E%3C/line%3E%3Cline x1='8' y1='18' x2='21' y2='18'%3E%3C/line%3E%3Cline x1='3' y1='6' x2='3.01' y2='6'%3E%3C/line%3E%3Cline x1='3' y1='12' x2='3.01' y2='12'%3E%3C/line%3E%3Cline x1='3' y1='18' x2='3.01' y2='18'%3E%3C/line%3E%3C/svg%3E")no-repeat center;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cline x1='8' y1='6' x2='21' y2='6'%3E%3C/line%3E%3Cline x1='8' y1='12' x2='21' y2='12'%3E%3C/line%3E%3Cline x1='8' y1='18' x2='21' y2='18'%3E%3C/line%3E%3Cline x1='3' y1='6' x2='3.01' y2='6'%3E%3C/line%3E%3Cline x1='3' y1='12' x2='3.01' y2='12'%3E%3C/line%3E%3Cline x1='3' y1='18' x2='3.01' y2='18'%3E%3C/line%3E%3C/svg%3E")no-repeat center}.article-toc ul{list-style:none;padding-left:0;margin:0}.article-toc ul ul{padding-left:1.25rem;margin-top:.25rem;border-left:1px solid #f1f5f9}.article-toc li{margin-bottom:.5rem}.article-toc a{text-decoration:none;color:#475569;font-size:.95rem;transition:all .2s ease;display:inline-block}.article-toc a:hover{color:#10b981;transform:translateX(4px)}.article-toc{max-height:500px;overflow-y:auto;padding-right:.25rem}.article-toc strong,.article-toc b{font-weight:400!important}.article-toc a{font-weight:400}.article-toc::-webkit-scrollbar{width:6px}.article-toc::-webkit-scrollbar-track{background:0 0}.article-toc::-webkit-scrollbar-thumb{background-color:#cbd5e1;border-radius:999px}.article-toc::-webkit-scrollbar-thumb:hover{background-color:#94a3b8}@media(max-width:640px){.article-toc{padding:1rem;border-radius:8px}.article-toc{max-height:240px}}.hidden{display:none!important}.m0{margin:0!important}.mt8{margin-top:8px!important}.ad-300x600{width:300px;height:600px;background:#f8fafc;border:2px dashed #cbd5e1;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:#475569}.ad-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.5rem;color:#64748b}.ad-size{font-size:1.2rem;font-weight:700}.video-wrapper{position:relative;width:100%;padding-bottom:56.25%;margin:1.5rem 0}.video-wrapper iframe{position:absolute;inset:0;width:100%;height:100%;border:0}@media(min-width:768px){.video-wrapper{padding-bottom:50%}}@media(min-width:1024px){.video-wrapper{max-width:800px;padding-bottom:45%;margin-left:auto;margin-right:auto}}