*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--font: "Inter", system-ui, sans-serif;--bg: #161618;--bg-sidebar: #111113;--bg-surface: #1d1d1f;--border: #2a2a2c;--text: #e2e2e6;--text-muted: #8a8a90;--text-faint: #444448;--accent: #f9e41a;--accent-dim: rgba(249,228,26,.08)}html{overflow-y:scroll;scrollbar-width:thin;scrollbar-color:var(--border) var(--bg)}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}body{font-family:var(--font);font-size:15px;line-height:1.6;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}.help-sidebar{width:256px;flex-shrink:0;background:var(--bg-sidebar);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100vh;position:sticky;top:0;overflow-y:auto}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:16px;border-bottom:1px solid var(--border);text-decoration:none}.sidebar-brand img{width:28px;height:28px}.sidebar-brand-text{font-size:13px;font-weight:600;color:#fff}.sidebar-brand-sub{font-size:11px;color:var(--text-faint);margin-top:1px}.sidebar-search{padding:10px 12px;border-bottom:1px solid var(--border)}.sidebar-search input{width:100%;background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:6px 10px 6px 30px;font-size:13px;color:var(--text);font-family:var(--font);outline:none;transition:border-color .15s}.sidebar-search input::-moz-placeholder{color:var(--text-faint)}.sidebar-search input::placeholder{color:var(--text-faint)}.sidebar-search input:focus{border-color:var(--accent)}.sidebar-search-wrap{position:relative}.sidebar-search-icon{position:absolute;left:8px;top:50%;transform:translateY(-50%);color:var(--text-faint);width:14px;height:14px;pointer-events:none}.sidebar-nav{flex:1;padding:8px 6px;overflow-y:auto}.sidebar-section{margin-bottom:2px}.sidebar-section summary{list-style:none;display:flex;align-items:center;gap:7px;padding:6px 8px;border-radius:5px;cursor:pointer;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#9a9aa4;-webkit-user-select:none;-moz-user-select:none;user-select:none;transition:color .15s,background .15s}.sidebar-section summary:hover{color:#fff;background:var(--bg-surface)}.sidebar-section-link{display:flex;align-items:center;gap:7px;flex:1;min-width:0;text-decoration:none;color:inherit}.sidebar-section-link:hover{color:#fff}.sidebar-section summary::-webkit-details-marker{display:none}.sidebar-section.active summary{color:var(--accent)}.sidebar-section-icon{width:18px;height:18px;flex-shrink:0;opacity:.8;display:flex;align-items:center;justify-content:center}.sidebar-section-icon svg{width:18px;height:18px;display:block}.sidebar-section-chevron{width:10px;height:10px;margin-left:auto;flex-shrink:0;transition:transform .2s;color:#666}.sidebar-section[open] .sidebar-section-chevron{transform:rotate(90deg)}.sidebar-articles{margin:2px 0 4px 18px;padding:0;border-left:1px solid var(--border);list-style:none}.sidebar-articles li{padding:0}.sidebar-article-link{display:flex;align-items:center;gap:6px;padding:5px 10px;font-size:13px;color:#c2c2cc;text-decoration:none;border-radius:0 4px 4px 0;transition:color .15s,background .15s;line-height:1.4}.sidebar-article-link:hover{color:#fff;background:var(--bg-surface)}.sidebar-article-link.active{color:var(--accent);font-weight:500;background:var(--accent-dim)}.sidebar-badge{font-size:10px;font-weight:600;color:var(--accent);background:var(--accent-dim);padding:1px 5px;border-radius:10px;margin-left:auto;white-space:nowrap}.sidebar-footer{padding:12px;border-top:1px solid var(--border)}.sidebar-footer a{display:flex;align-items:center;gap:7px;font-size:12px;color:#8a8a96;text-decoration:none;padding:6px 8px;border-radius:5px;transition:color .15s,background .15s}.sidebar-footer a:hover{color:var(--accent);background:var(--bg-surface)}.help-topbar{display:none;align-items:center;justify-content:space-between;height:48px;padding:0 16px;background:var(--bg-sidebar);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50}.help-topbar-brand{display:flex;align-items:center;gap:8px;text-decoration:none}.help-topbar-brand img{width:24px;height:24px}.help-topbar-brand span{font-size:14px;font-weight:600;color:#fff}.help-topbar-toggle{background:none;border:none;cursor:pointer;color:var(--text-muted);padding:4px}.help-topbar-toggle:hover{color:#fff}@media(max-width:1023px){.help-topbar{display:flex}.help-sidebar{position:fixed;top:0;left:0;height:100%;z-index:40;transform:translate(-100%);transition:transform .25s ease}.help-sidebar.open{transform:translate(0)}}.help-overlay{display:none;position:fixed;inset:0;background:#0009;z-index:30}.help-overlay.open{display:block}.help-layout{display:flex;min-height:100vh}@media(max-width:1023px){.help-layout{display:block;min-height:calc(100vh - 48px)}}.help-main{flex:1;min-width:0}.help-content{max-width:720px;margin:0 auto;padding:40px 32px 80px}@media(max-width:640px){.help-content{padding:24px 20px 60px}}.help-content h1{font-size:1.6rem;font-weight:700;color:#fff;line-height:1.25;margin-bottom:8px}.help-content h2{font-size:1.1rem;font-weight:600;color:#fff;margin:2rem 0 .625rem;padding-bottom:6px;border-bottom:1px solid var(--border)}.help-content h3{font-size:.95rem;font-weight:600;color:var(--accent);margin:1.5rem 0 .375rem;text-transform:uppercase;letter-spacing:.04em}.help-content p{color:var(--text);line-height:1.8;margin-bottom:1rem;font-size:15px}.help-content strong{color:#fff;font-weight:600}.help-content a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}.help-content a:hover{color:#ffe033}.help-content ul,.help-content ol{color:var(--text);padding-left:1.5rem;margin-bottom:1rem;font-size:15px;line-height:1.8}.help-content ul{list-style:disc}.help-content ol{list-style:decimal}.help-content li{margin-bottom:4px}.help-content li::marker{color:var(--accent)}.help-content code{font-family:ui-monospace,SFMono-Regular,monospace;font-size:13px;background:var(--bg-surface);color:var(--accent);padding:1px 5px;border-radius:4px;border:1px solid var(--border)}.help-content pre{background:#0e0e10;border:1px solid var(--border);border-radius:8px;padding:14px 16px;margin-bottom:1.5rem;overflow-x:auto;font-size:13px}.help-content pre code{background:none;border:none;padding:0;color:#c9d1d9;font-size:13px}.help-content blockquote{border-left:3px solid var(--accent);background:var(--bg-surface);padding:10px 16px;border-radius:0 6px 6px 0;margin-bottom:1rem}.help-content blockquote p{color:var(--text-muted);margin:0;font-size:14px}.help-content img{display:block;max-width:100%;border-radius:8px;border:1px solid var(--border);margin:1.5rem 0}.help-content table{width:100%;border-collapse:collapse;margin-bottom:1.5rem;font-size:14px}.help-content th{background:var(--bg-surface);color:var(--text-muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.05em;padding:8px 12px;text-align:left;border:1px solid var(--border)}.help-content td{color:var(--text);padding:8px 12px;border:1px solid var(--border);vertical-align:top;line-height:1.6}.help-content tr:nth-child(2n) td{background:#19191b}.help-content hr{border:none;border-top:1px solid var(--border);margin:2rem 0}.article-header{padding-bottom:20px;margin-bottom:28px;border-bottom:1px solid var(--border)}.article-meta{font-size:12px;color:var(--text-faint);margin-bottom:10px;display:flex;align-items:center;gap:6px}.article-description{font-size:15px;color:var(--text-muted);line-height:1.6;margin-top:6px}