clarify knacks

knacks.tex

@@ -66,8 +66,8 @@ The character can spend multiple \glspl{ap} to move in order to build up momentu
 
 The character can guard others at a cost of 0~\glspl{ap}, and gains a +1~Bonus when defending someone from attack (but only when someone attempts to hit the target -- not when they try to hit the defending character).
 
-Those being guarded must be close beside or behind them, as usual.
-See \autopageref{guarding} for the manoeuvre.
+As usual, the character can only guard allies within \pgls{step}.
+Full details for the manoeuvre are \vpageref{guarding}.
 
 \subsubsection{Last Stand}
 
@@ -85,10 +85,11 @@ The character has an additional 4~\glspl{fp}.
 \subsubsection{Mighty Draw}
 
 The character can pull back a longbow at lightning speed.
-They reduce the \gls{ap} cost by a number equal to half the Knacks they have (rounded up).
+They reduce the \gls{ap}~cost by a number equal to half the Knacks they have (rounded up).
 
 Those with a crossbow can reload it one round faster than normal, but the minimum is 1~round.%
-\footnote{This would normally be 6 rounds minus the character's Strength score. See page \pageref{crossbow} for more.}
+\footnote{This would normally be 6 rounds minus the character's Strength score.
+Find \nameref{crossbow} \vpageref{crossbow}.}
 
 \subsubsection{Perfect Sneak Attack}
 \index{Sneak Attack}