// ----------------------------------------------------------------
//		Basic Setups for Navigation Elements
// ----------------------------------------------------------------

// The main navigation class to be placed on the <nav>
.nav{
	ul, 
	ol{border:1px solid #ccc; padding:$spacing;}
	
	li{margin:0}
	
	a{display:block; padding:$spacing $spacing*2; text-decoration:underline;
		&:hover{text-decoration:none}
		
		.selected{}
	}
}

// ----------------------------------------------------------------
// Basic rules for Horizontal Navigations
// ----------------------------------------------------------------
// to be placed on the <ul> or <ol>
.h-Nav{
	& > li{float:left}
	
	// Set drop menu location to the bottom of the hovered link
	.drop-Menu{
		@extend %drop-H;
	}	
}

// to be placed on the <ul> or <ol> -- don't use floats, but instead use display inline-block and center navigation links
.c-Nav{
	font-size:0; text-align:center;
			// font-size:0; deletes the white space between the <li>s 
			// However, the font size inside of the <li>'s must be reset when using this trick.
			
	& > li{@extend %reset-Type;}
}

// Sets links to the base font-size, while also making them inline-block.  Update for your own uses.
%reset-Type{display:inline-block; font-size:16px}
	
// ----------------------------------------------------------------
// Basic rules for Vertical Navigations
// ----------------------------------------------------------------
// to be placed on the <ul> or <ol>
.v-Nav{
	/* really only needs styling applied to it, as vertical nav is default */
	.drop-Menu{@extend %drop-V;} // Set drop menu location to the right of the hovered link
}


// ----------------------------------------------------------------
// Basic rules for Listless Horizontal Navigations
// ----------------------------------------------------------------
.ah-Nav{
	font-size:0;
	
	a{@extend %reset-Type;}
	// Set drop menu location to the bottom of the hovered link
	.drop-Menu{
		@extend %drop-H;
	}
}


// ----------------------------------------------------------------
// Basic rules for Listless Vertical Navigations
// ----------------------------------------------------------------
.av-Nav{
	// Set drop menu location to the bottom of the hovered link
	.drop-Start{display:block}
	.drop-Menu{
		@extend %drop-V;
	}
}

	
// ----------------------------------------------------------------
// Basic rules for Drop Down Menus (applied to both horizontal & vertical navs)
// ----------------------------------------------------------------
.drop-Start{
  position:relative;
  
	&:hover{
		background:#eee;
		.drop-Menu{visibility:visible}
	}
	
	a{white-space:nowrap} // makes it so the dd doesn't get stuck only being as big as the top level button
}
.drop-Menu{
  background:#eee; 
  border:1px solid #ddd; 
  position:absolute; 
  visibility:hidden; 
  z-index:5;
}

%drop-V{
  left:100%;
  top:0;
}

%drop-H{
  left:0;
  top:100%;
}


// ----------------------------------------------------------------
// Basic rules for Breadcrumb Navigations
// ----------------------------------------------------------------
.bread{
	@extend .h-Nav;
	li{
		&:last-child:after{content:none;}
		&:after{content:">"; display:inline-block;}
	}
	a{display:inline-block}

	span{display:inline-block; padding:$spacing $spacing*2}
}