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// Media queries breakpoints
// --------------------------------------------------

// Extra small screen / phone
$screen-xs ?=                   480px
$screen-phone ?=                $screen-xs

// Small screen / tablet
$screen-sm ?=                   768px
$screen-tablet ?=               $screen-sm

// Medium screen / desktop
$screen-md ?=                   992px
$screen-desktop ?=              $screen-md

// Large screen / wide desktop
$screen-lg ?=                   1200px
$screen-lg-desktop ?=           $screen-lg

// So media queries don't overlap when required, provide a maximum
$screen-xs-max ?=               ($screen-sm - 1)
$screen-sm-max ?=               ($screen-md - 1)
$screen-md-max ?=               ($screen-lg - 1)


// Variables need to be passed after @media declarations
// Media Helpers

minw(w)
  '(min-width:' + w +')'

maxw(w)
  '(max-width:' + w +')'

min-max(min-w, max-w)
  minw(min-w) +  ' and ' + maxw(max-w)

screen-min(w)
  'screen and ' + minw(w)

screen-max(w)
  'screen and ' + maxw(w)

screen-min-max(min-w, max-w)
  'screen and ' + min-max(min-w, max-w)


// Commonly used @media variables
// Min
$media-min-phone ?= minw($screen-xs)
$media-min-tablet ?= minw($screen-sm)
$media-min-desktop ?= minw($screen-md)
$media-min-lg-desktop ?= minw($screen-lg)
$media-min-grid-float-breakpoint ?= minw($grid-float-breakpoint)

// Max
$media-max-sm ?= maxw($screen-sm)

// Max -1
$media-max-phone ?= maxw($screen-xs-max)
$media-max-tablet ?= maxw($screen-sm-max)
$media-max-desktop ?= maxw($screen-md-max)

// Screen and min
$media-screen-min-phone ?= screen-min($screen-xs)
$media-screen-min-tablet ?= screen-min($screen-sm)
$media-screen-min-desktop ?= screen-min($screen-md)
$media-screen-min-lg-desktop ?= screen-min($screen-lg)

// Min Max
$media-tablet ?= min-max($screen-sm, $screen-sm-max)
$media-desktop ?= min-max($screen-md, $screen-md-max)