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24px;background:transparent;border:none;color:var(--text-1);font-size:15px;font-weight:500;cursor:pointer;letter-spacing:-.2px;transition:background .12s}.topbar-mobile-menu button:hover{background:var(--hover)}.article-sidebar{position:sticky;top:64px}.topbar-nav-link-active{color:#0f172a!important;background:#0000000f!important;font-weight:500}[data-theme=dark] .topbar-nav-link-active{color:#e2e8f5!important;background:#ffffff14!important}.getstarted-step{display:flex;align-items:center;gap:16px;background:var(--surface);border:1.5px solid var(--border);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow)}@media (max-width: 640px){.getstarted-step{flex-wrap:wrap;padding:16px;gap:10px}.getstarted-step-content{flex:1 1 100%!important}.getstarted-btn{flex:1 1 100%!important;justify-content:center!important;text-align:center}}.support-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;background:var(--surface);border:1.5px solid var(--border);border-radius:14px}.support-bar-btns{display:flex;align-items:center;gap:10px;flex-shrink:0}@media (max-width: 640px){.support-bar{flex-direction:column;align-items:stretch;gap:10px}.support-bar-btns{flex-direction:column;gap:8px}.support-bar-btns button{width:100%!important;justify-content:center!important}}.search-dropdown{position:absolute;top:calc(100% + 6px);left:0;right:0;background:var(--surface);border:1.5px solid var(--border);border-radius:12px;box-shadow:var(--shadow-lg);z-index:200;overflow:hidden;max-height:360px;overflow-y:auto}.search-dropdown-item:hover{background:var(--hover)}@media (max-width: 480px){.category-grid{grid-template-columns:repeat(2,1fr)!important}.video-grid{grid-template-columns:1fr!important}}[data-theme=dark] .tag-category{background:#2563eb26!important;color:#60a5fa!important}[data-view=ai] .topbar{background:#060303eb!important;border-bottom:1px solid rgba(180,80,30,.35)!important;backdrop-filter:blur(20px)!important;-webkit-backdrop-filter:blur(20px)!important}[data-view=ai] footer{display:none}@keyframes askai-dust-drift{0%{transform:translate(0);opacity:0}20%{opacity:.9}80%{opacity:.6}to{transform:translate(40px,-120px);opacity:0}}.askai-dust{animation:askai-dust-drift linear infinite}.hc-cat-card{background:var(--surface);border:1.5px solid var(--border);border-radius:14px;padding:20px;box-shadow:var(--shadow);transition:all .2s ease;cursor:pointer;position:relative;overflow:hidden}.hc-cat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}[data-theme=dark] .hc-cat-card{background:#ffffff0a!important;border:1px solid rgba(255,255,255,.08)!important;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:none!important}[data-theme=dark] .hc-cat-card:hover{background:#ffffff12!important;border-color:#e5091459!important;transform:translateY(-2px)}.hc-cat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;flex-shrink:0}[data-theme=dark] .hc-cat-icon{background:#e509142e!important;border:1px solid rgba(229,9,20,.28)!important;color:#ffd66b!important}.hc-cat-count{font-size:12px;color:var(--text-3)}[data-theme=dark] .hc-cat-count{background:var(--hc-gradient-h);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;font-weight:600}.hc-popular-list{background:var(--surface);border:1.5px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--shadow)}[data-theme=dark] .hc-popular-list{background:#ffffff08!important;border:1px solid rgba(255,255,255,.07)!important;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.hc-popular-row{padding:16px 20px;transition:background .15s;cursor:pointer}.hc-popular-row:hover{background:var(--hover)}[data-theme=dark] .hc-popular-row{border-bottom-color:#ffffff0d!important}.hc-section-label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:700;color:var(--text-3);margin-bottom:8px}[data-theme=dark] .hc-section-label{color:#fff6!important}.hc-table{width:100%;border-collapse:collapse;font-size:14px}.hc-table th{padding:9px 13px;background:var(--surface-2,var(--surface));color:var(--text-1);font-weight:600;text-align:left;border-bottom:2px solid var(--border);white-space:nowrap}.hc-table td{padding:8px 13px;color:var(--text-1);border-bottom:1px solid var(--border);vertical-align:top}.hc-table th+th,.hc-table td+td{border-left:1px solid var(--border)}.hc-table tbody tr:nth-child(2n){background:#00000006}[data-theme=dark] .hc-table tbody tr:nth-child(2n){background:#ffffff0a}.callout{display:flex;gap:10px;align-items:flex-start;border-radius:10px;padding:12px 16px;margin:12px 0;border-width:1.5px;border-style:solid}.callout p{margin:0;font-size:14px;line-height:1.65;font-weight:500}.callout-info{background:#eff6ff;border-color:#bfdbfe;color:#1d4ed8}.callout-warning{background:#fffbeb;border-color:#fde68a;color:#b45309}.callout-tip{background:#f0fdf4;border-color:#bbf7d0;color:#15803d}[data-theme=dark] .callout-info{background:#3b82f61f;border-color:#3b82f64d;color:#93c5fd}[data-theme=dark] .callout-warning{background:#f59e0b1f;border-color:#f59e0b4d;color:#fcd34d}[data-theme=dark] .callout-tip{background:#10b9811f;border-color:#10b9814d;color:#6ee7b7}