:root{--bg:#0e0c14;--surface:#151120;--surface2:#1b1728;--border:rgba(160,140,220,.18);--accent:#9b8cff;--accent2:#b2a7ff;--text:#f0eeff;--muted:#aaa2bf;--green:#6ee7b7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Geist,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7}a{color:var(--accent2)}.topbar{height:68px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;border-bottom:1px solid var(--border);background:rgba(14,12,20,.92);position:sticky;top:0;z-index:20;backdrop-filter:blur(18px)}.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none;font-weight:650}.brand img{width:30px;height:30px;border-radius:7px}.topnav{display:flex;gap:22px}.topnav a{color:var(--muted);font-size:14px;text-decoration:none}.topnav a:hover{color:var(--text)}.help-layout{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:255px minmax(0,1fr);gap:52px;padding:46px 28px 90px}.sidebar{position:sticky;top:94px;align-self:start;max-height:calc(100vh - 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