//@import 'sidebar-style.css'; 
@import url('https://fonts.googleapis.com/css?family=Open+Sans:300,400,700'); // custom font

// --------------------------------

// Responsive Sidebar Navigation - by CodyHouse.co

// --------------------------------

:root {
  // colors
  @include defineColorHSL(--cd-color-1, 210, 10%, 27%); // Mako
  @include defineColorHSL(--cd-color-2, 203, 79%, 44%); // Denim
  @include defineColorHSL(--cd-color-3, 0, 0%, 100%);   // White
  @include defineColorHSL(--cd-color-4, 9, 100%, 70%);  // Salmon

  // header
  --cd-header-height: 45px;

  // sidebar
  --cd-sidebar-width: 100%;

  // font
  --font-primary: 'Open Sans', sans-serif;
}

@supports(--css: variables) {
  :root {
    @include breakpoint(md) {
      --cd-header-height:  55px;
      --cd-sidebar-width: 200px;
    }
  }
}

body {
  color: var(--cd-color-1);
}

a {
	color: var(--cd-color-2);
}

// main content
.cd-main-content {
  @include breakpoint(md) {
    padding-top: var(--cd-header-height);
    display: grid;
    grid-template-columns: var(--cd-sidebar-width) 1fr;
    min-height: 100vh;
  }
}

.cd-content-wrapper {
  padding: var(--space-xl) var(--space-md);
  
  @include breakpoint(md) {
    h1 {
      font-weight: 300;
    }
  }
}

// header
.cd-main-header {
	position: relative;
	z-index: var(--zindex-fixed-element);
	height: var(--cd-header-height);
  display: flex;
  justify-content: space-between;
  align-items: center;
	background: var(--cd-color-1);
  box-shadow: var(--shadow-sm);
  @include fontSmooth;

  a {
    text-decoration: none;
  }

  &::before {
    /* never visible - used to check MQ in JS */
    display: none;
    content: 'mobile';
  }

	@include breakpoint(md) {
    position: fixed;
    justify-content: flex-start;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--zindex-fixed-element);

    &::before {
      content: 'desktop';
    }
  }
}

.cd-logo-wrapper {
  flex-shrink: 0;

  @include breakpoint(md) {
    width: var(--cd-sidebar-width);
    display: flex;
    justify-content: center;
    align-items: center;
  }
}

.cd-logo {
	display: block;
  margin: 0 var(--space-md);

	img {
		display: block;
  }

  @include breakpoint(md) {
    margin: 0;
  }
}

.cd-nav-trigger { // navigation trigger - visible only on small devices
	position: relative;
	display: block;
	width: 32px;
	height: var(--cd-header-height);
	margin-right: var(--space-md);

	span, span::before, span::after { // menu icon
		position: absolute;
		height: 3px;
		width: 24px;
		background: var(--cd-color-3);
	}

	span { // line in the center
		top: calc(50% - 2px);
		right: 4px;
    transition: background .2s;
	}

	span::before, span::after { // other 2 lines
		content: '';
		right: 0;
    transform-origin: 0 50%;
    transition: transform .2s;
	}

	span::before { // menu icon top line
		top: -6px;
	}

	span::after { // menu icon bottom line
		top: 6px;
	}

	@include breakpoint(md) {
		display: none; // hide on bigger devices
	}
}

.cd-nav-trigger--nav-is-visible { // icon animation
  span { // hide line in the center
    background: alpha(var(--cd-color-3), 0);
  }

  span::before, span::after { // make sure other 2 lines are visible
    background: alpha(var(--cd-color-3), 1);
  }

  span::before {
    transform: translateX(4px) translateY(-3px) rotate(45deg);
  }

  span::after {
    transform: translateX(4px) translateY(2px) rotate(-45deg);
  }
}

.cd-search {
	position: relative;
	margin: var(--space-sm) var(--space-md) 0;

	&::before { // lens icon
		content: '';
		position: absolute;
    left: 12px;
    top: calc(50% - 8px);
		height: 16px;
		width: 16px;
		background: url('../img/cd-search.svg') no-repeat 0 0;
	}

	input {
		padding: 0 16px 0 36px;
		width: 100%;
		height: 36px;
    border-radius: .25em;
    background-color: var(--cd-color-3);
	}

	@include breakpoint(md) {
		display: block;
		width: 250px;
		height: 100%;
    margin: 0;
    border-left: 1px solid lightness(var(--cd-color-1), 1.2);

		&::before { // icon
			background-position: 0 -16px;
		}

		form, input {
			height: 100%;
			width: 100%;
		}

		input {
			border-radius: 0;
			background-color: transparent;
      color: var(--cd-color-3);
      font-size: 0.875em;
		}
	}
}

// sidebar navigation
.cd-side-nav {
	position: absolute;
	z-index: var(--zindex-header);
	left: 0;
	top: var(--cd-header-height);
	width: var(--cd-sidebar-width);
  padding-bottom: var(--space-md);
  background-color: lightness(var(--cd-color-1), 0.7);
  box-shadow: var(--shadow-md);
  @include fontSmooth;
  transition: .2s;
	visibility: hidden;
	opacity: 0;

  a {
    text-decoration: none;
  }

	@include breakpoint(md) { // move to the side
    position: relative;
    top: auto;
		visibility: visible;
    opacity: 1;
    box-shadow: none;
    transition: none;
	}
}

.cd-side-nav--is-visible {
  opacity: 1;
  visibility: visible;
}

.cd-side__item, .cd-nav__item { // side items and nav items are identical on smaller screens
  font-size: 0.875em;
  position: relative;

  a {
    position: relative;
    display: block;
    padding: var(--space-sm) var(--space-md);
    color: var(--cd-color-3);
  }

  > a {
    border-bottom: 1px solid lightness(var(--cd-color-1), 0.85);
    display: flex;
    align-items: center;
  }
}

.cd-side__item > a::before { // left icon
  content: '';
  height: 16px;
  width: 16px;
  margin-right: var(--space-xs);
  background: url('../img/cd-nav-icons.svg') no-repeat 0 0;
}

.cd-side__item {
  @include breakpoint(md) {
    font-size: 0.65em;

    a {
      padding-left: var(--space-sm);
    }

    > a {
      border-bottom: none;
    }

    &:hover > a {
      background-color: alpha(var(--cd-color-3), 0.05);
    }
  }
}

// icons
.cd-side__item--overview > a::before {
  background-position: -64px 0;
}

.cd-side__item--notifications > a::before {
  background-position: -80px 0;
}

.cd-side__item--comments > a::before {
  background-position: -48px 0;
}

.cd-side__item--bookmarks > a::before {
  background-position: -32px 0;
}

.cd-side__item--images > a::before {
  background-position: 0 0;
}

.cd-side__item--users > a::before {
  background-position: -16px 0;
}

.cd-side__item--has-children, .cd-nav__item--has-children {
	> a::after { // arrow icon
    content: '';
		position: absolute;
    top: calc(50% - 8px);
		height: 16px;
		width: 16px;
		right: var(--space-md);
		background: url('../img/cd-arrow.svg');
	}

	@include breakpoint(md) {
		> a::after { // hide icon
			display: none;
    }
	}
}

.cd-side__item--has-children {
  @include breakpoint(md) { // show menu on :hover if item has children
    &:not(.cd-side__item--selected).hover .cd-side__sub-list {
      display: block;
      position: absolute;
      z-index: 1;
      left: var(--cd-sidebar-width);
      top: 0;
      width: 160px;
      box-shadow: var(--shadow-md);
    }
  }
}

.cd-side__item--expanded { // item clicked on - trigger sub nav visibility on small devices
  .cd-side__sub-list, .cd-nav__sub-list { // show sub nav on small screens if item is clicked on
    display: block;
  }

	> a::after {
    transform: rotate(180deg);
  }

  @include breakpoint(md) {
    .cd-side__sub-list, .cd-nav__sub-list { // hide sub nav on bigger devices (it's visible as menu on :hover)
      display: none;
    }
  }
}

.cd-side__item--selected { // selected item
  > a {
    box-shadow: inset 3px 0 0 var(--cd-color-2);
    background-color: alpha(var(--cd-color-3), 0.05);
  }

  @include breakpoint(md) {
    .cd-side__sub-list {
      display: block; // show sub menu if item = current
    }
  }
}

.cd-side__sub-list, .cd-nav__sub-list {
  background-color: lightness(var(--cd-color-1), 0.45);
  display: none;
}

.cd-side__sub-item {
  a[aria-current='page'] {
    color: var(--cd-color-4);
  }

  @include breakpoint(md) {
    a:hover {
      color: var(--cd-color-4);
    }
  }
}

.cd-side__label {
  padding: var(--space-md) var(--space-md) var(--space-xxs);

  span {
    text-transform: uppercase;
    font-weight: bold;
    font-size: 0.65em;
    color: alpha(var(--cd-color-3), 0.4);
    letter-spacing: .1em;
  }

  @include breakpoint(md) {
    padding: var(--space-xxxs) var(--space-xs) var(--space-xxxxs);

    span {
      font-size: 0.5em;
    }
  }
}

.cd-count { // notification badge
  position: absolute;
  right: calc(var(--space-md) + 16px + var(--space-sm));
  top: 50%;
  transform: translateY(-50%);
  padding: var(--space-xxs) var(--space-xs);
  line-height: 1;
  background-color: var(--cd-color-4);
  border-radius: .25em;

  color: var(--cd-color-3);
  font-weight: bold;
  font-size: 0.875em;

  @include breakpoint(md) {
    right: var(--space-sm);
  }
}

.cd-side__btn {
  margin: var(--space-xs) var(--space-md); 

  button {
    display: block;
    width: 100%;
    padding: var(--space-sm) 0;
    background-color: var(--cd-color-2);
    border-radius: .25em;
    box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(#fff, .2);
    text-align: center;
    color: var(--cd-color-3);
    font-weight: bold;
  }

  @include breakpoint(md) {
    margin: var(--space-xxxs) var(--space-xs);

    button {
      font-size: 0.65em;
    }
  }
}

// navigation
.cd-nav__list {
	@include breakpoint(md) {
    font-size: 0.75em;
    height: var(--cd-header-height);
    margin-left: auto;
    display: flex;
    align-items: center;
	}
}

.cd-nav__item {
  @include breakpoint(md) {
    display: flex;
    align-items: center;
    margin-right: 1em;
    height: 100%;

    &:last-of-type {
      margin-right: 0;
    }
    
    a {
      font-size: 1.1em;
      color: var(--cd-color-3);
      padding: var(--space-xxxs);
      border: none;

      &:hover {
        color: var(--cd-color-4);
      }
    }
  }
}

.cd-nav__item--account {
  img { // avatar image
    display: none;
  }

  @include breakpoint(md) {
    > a {
      height: 100%;
      display: flex;
      align-items: center;
      padding: 0 var(--space-md);
      background-color: lightness(var(--cd-color-1), 0.7);
    }

    img {
      height: 20px;
      width: 20px;
      border-radius: 50%;
      margin-right: var(--space-xs);
      display: block;
    }

    &:hover .cd-nav__sub-list {
      display: block;
    }
  }
}

.cd-nav__sub-list {
  @include breakpoint(md) {
    position: absolute;
    top: var(--cd-header-height);
    right: 0;
    width: 200px;
    display: block;
    box-shadow: var(--shadow-md);
    display: none;
  }
}

.cd-nav__sub-item {
  @include breakpoint(md) {
    a {
      padding: var(--space-xs) var(--space-sm);
    }
  }
}