/*
!!! This demo is being refactored !!!

-- add auto focus on the first item of the navigation when it is shown
-- replace .MenuMobile:not(.menu_activated) .menu__list{  display: none; } to hidden
-- use :is pseudo-class to simplify selectors 

*/
/*
=====
DEPENDENCES
=====
*/

.MenuItemBox{
    font-size: 0.8rem;
    font-family: Titr;
}

.MenuItemBox div img{
    width: 4rem;
    height: 4rem;
}


/* The component will reset button browser styles */

.r-button{
    --uirButtonBackgroundColor: var(--rButtonBackgroundColor, transparent);
    --uirButtonPadding: var(--rButtonPadding, var(--rButtonPaddingTop, 0) var(--rButtonPaddingRight, 0) var(--rButtonPaddingBottom, 0) var(--rButtonPaddingLeft, 0));
    --uirButtonBorderWidth: var(--rButtonBorderWidth, 0);
    --uirButtonBorderStyle: var(--rButtonBorderStyle, solid);
    --uirButtonBorderColor: var(--rButtonBorderColor, currentColor);
    --uirButtonFontFamily: var(--rButtonFontFamily, inherit);
    --uirButtonFontSize: var(--rButtonFontSize,  inherit);
    --uirButtonColor: var(--rButtonColor);
  
    background-color: var(--uirButtonBackgroundColor);
    padding: var(--uirButtonPadding);
  
    border-width: var(--uirButtonBorderWidth);
    border-style: var(--uirButtonBorderStyle);
    border-color: var(--uirButtonBorderColor);
  
    cursor: pointer;
  
    font-family: var(--uirButtonFontFamily);
    font-size: var(--uirButtonFontSize);
  }
  
  .r-button::-moz-focus-inner,
  .r-button[type="button"]::-moz-focus-inner,
  .r-button[type="reset"]::-moz-focus-inner,
  .r-button[type="submit"]::-moz-focus-inner {
    
    /* Remove the inner border and padding in Firefox. */
    
    border-style: none;
    padding: 0;
  }
  
  
  
  /* The component will reset browser's styles of link */
  
  .r-link{
      --uirLinkDisplay: var(--rLinkDisplay, inline-flex);
      --uirLinkTextColor: var(--rLinkTextColor);
      --uirLinkTextDecoration: var(--rLinkTextDecoration, none);
  
      display: var(--uirLinkDisplay) !important;
      color: var(--uirLinkTextColor) !important;
      text-decoration: var(--uirLinkTextDecoration) !important;
  }
  
  /* The component will reset browser's styles of list */
  
  .r-list{
      --uirListPaddingLeft: var(--rListPaddingLeft, 0);
      --uirListMarginTop: var(--rListMarginTop, 0);
      --uirListMarginBottom: var(--rListMarginBottom, 0);
      --uirListListStyle: var(--rListListStyle, none);
  
      padding-left: var(--uirListPaddingLeft) !important;
      margin-top: var(--uirListMarginTop) !important;
      margin-bottom: var(--uirListMarginBottom) !important;
      list-style: var(--uirListListStyle) !important;
  }
  
  /* Basic styles of the hamburger component */
  
  .m-hamburger{  
    --uiHamburgerThickness: var(--hamburgerThickness, 4px);
  
    display: var(--hamburgerDisplay, inline-flex);
    width: var(--hamburgerWidth, 28px);
    height: var(--hamburgerHeight, 20px);
  
    position: relative;
  }
  
  .m-hamburger::before, 
  .m-hamburger::after, 
  .m-hamburger__label{
    width: 100%;
    height: var(--uiHamburgerThickness);
    border-radius: var(--hamburgerBorderRadius, 5px);
    background-color: var(--hamburgerBackgroundColor, currentColor);
  
    position: absolute;
    left: 0;
  }
  
  .m-hamburger::before, 
  .m-hamburger::after{
    content:"";
  }
  
  .m-hamburger::before{
    top: 0;
  }
  
  .m-hamburger::after{
    bottom: 0;
  }
  
  .m-hamburger__label{
    /* The calculation of middle hamburger button line position */
    
    top: calc(50% - calc(var(--uiHamburgerThickness) / 2));
  }
  
  /* helper to hide elements that are available only for screen readers. */
  
  .screen-reader{
    width: var(--screenReaderWidth, 1px) !important;
    height: var(--screenReaderHeight, 1px) !important;
    padding: var(--screenReaderPadding, 0) !important;
    border: var(--screenReaderBorder, none) !important;
  
    position: var(--screenReaderPosition, absolute) !important;
    clip: var(--screenReaderClip, rect(1px, 1px, 1px, 1px)) !important;
    overflow: var(--screenReaderOverflow, hidden) !important;
  }
  
  /*
  =====
  MENU STYLES
  =====
  */
  
  .MenuMobile{
    --uiMenuCircleSize: var(--menuCircleSize, 6.25rem);
    --uiMenuCircleOffset: var(--menuCircleOffset, 1rem);
    --uiMenuCircleHeight: calc(var(--uiMenuCircleSize) / 2);  
    --uiMenuCircleBackgroundColor: var(--menuCircleBackgroundColor, currentColor);
  
    --uiMenuHamburgerWidth: var(--menuHamburgerWidth, 1.75rem);
    --uiMenuHamburgerHeight: var(--menuHamburgerHeight, 1.25rem);
    
    --rButtonPaddingTop: calc(var(--uiMenuCircleHeight) - var(--uiMenuHamburgerHeight) - var(--uiMenuCircleOffset));
    
    --hamburgerWidth: var(--uiMenuHamburgerWidth);
    --hamburgerHeight: var(--uiMenuHamburgerHeight);
    --hamburgerBackgroundColor: var(--menuHamburgerBackgroundColor, #fff);
  
    width: 100%;
    
    display: flex;
    flex-direction: column;
    align-items: center;  
  
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: var(--menuZindex, 9998);
  }
  
  .menu__nav{
    box-sizing: border-box;
    width: 100%;
    /* height: 0; */
    overflow-y: auto;  
    transition: opacity .2s ease-out;
    opacity: 0;
    
    /* display: flex;
    align-items: flex-end; */
    z-index: 2;
  }
  
  .menu__list{
    width: 100%;
    max-height: 100%;
  
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .menu__toggle{
    box-sizing: border-box;
    width: var(--uiMenuCircleSize);
    height: var(--uiMenuCircleHeight);
    flex: none;
  
    position: relative;
  }
  
  .menu__toggle::before{
    /*
    1. The font-size property is used to simplify calculations of the element's sizes and position
    2. The negative value for the bottom property need for hiding half of circle. 
    */
  
    content: "";
    width: 1em;
    height: 1em;
    font-size: var(--uiMenuCircleSize); /* 1 */
  
    /* background-color: var(--uiMenuCircleBackgroundColor); */

    background: #8E2DE2;  /* fallback for old browsers */
    background: -webkit-linear-gradient(to right, #4A00E0, #8E2DE2);  /* Chrome 10-25, Safari 5.1-6 */
    background: linear-gradient(to right, #4A00E0, #8E2DE2); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */
    


    border-radius: 50%;
  
    position: absolute;
    bottom: -.5em; /* 2 */
    left: calc(50% - .5em);
    z-index: -1;
  
    will-change: width, height;
    transition: transform .25s cubic-bezier(0.04, -0.1, 0.29, 0.98),
                width .25s cubic-bezier(0.04, -0.1, 0.29, 0.98),
                height .25s cubic-bezier(0.04, -0.1, 0.29, 0.98);
  }
  
  /* styles of hamburger's animation */
  
  .m-hamburger::before, 
  .m-hamburger::after, 
  .m-hamburger__label{
    transition-timing-function: ease;
    transition-duration: .15s;  
  }
  
  .m-hamburger::before, 
  .m-hamburger::after{
    transition-property: transform;
  }
  
  .m-hamburger__label{
    transition-property: transform, opacity;
  }
  
  /*
  =====
  MENU STATES
  =====
  */
  
  .menu__toggle:focus{
    outline: var(--menuHaburgerOutlineOWidth, 2px) solid var(--menuHaburgerOutlineColor);
    outline-offset: var(--menuHaburgerOutlineOffset, 5px);
  }
  
  .menu_activated{
    height: 100%;
  }
  
  .menu_activated .menu__nav{
    flex-grow: 1;
    opacity: 1;
  
    will-change: opacity;
    transition-duration: .2s;
    transition-delay: .3s;
  }
  
  .menu_activated .menu__toggle::before{
    width: 100vmax;
    height: 100vmax;
    transform: translate3d(-50vh, -50vh, 0) scale(5);
    transition-duration: 1s;
  }
  
  .MenuMobile:not(.menu_activated) .menu__list{
    display: none;
  }
  
  .menu_activated .m-hamburger::before{
    top: 50%;
    transform: translate3d(0, -50%, 0) rotate(45deg);
  }
  
  .menu_activated .m-hamburger::after{
    transform: translate3d(0, -50%, 0) rotate(135deg);
    top: 50%;
  }
  
  .menu_activated .m-hamburger__label{
    transform: rotate(-45deg) translate3d(-.285em,-.3em, 0);
    opacity: 0;
  }
  
  /*
  =====
  SETTINGS
  =====
  */
  
  :root{
    --colorWhite: #fff;
    --colorMain: #4557bb;
    --menuCircleBackgroundColor: var(--colorMain);
    --menuHamburgerBackgroundColor: var(--colorWhite);
    --menuHaburgerOutlineColor: var(--colorMain);
  }
  
  .menu_activated{
    --menuHaburgerOutlineColor: var(--colorWhite);
  }
  
  /*
  =====
  DEMO
  =====
  */

  
  .page{
    max-width: 380px;
    padding: 1rem;
    margin: auto;  
    text-align: center;
  }
  
  .page__name{
    display: block;
    font-size: 2rem;
    font-weight: 700;
  }
  
  .page__hint{
    display: block;
    line-height: 1.45;
    margin-top: 1rem;
  }
  
  .menu__group{
    --rLinkTextColor: var(--colorWhite);
  
    padding: .5rem 2rem; 
    font-size: 2rem;
    font-weight: 700;
    text-transform: uppercase;
  }
  
  .linktr{
    order: -1;
    padding: 1.75rem;
    text-align: center;
  }
  
  .linktr__goal{
    background-color: rgb(209, 246, 255);
    color: rgb(8, 49, 112);
    box-shadow: rgb(8 49 112 / 24%) 0px 2px 8px 0px;
    border-radius: 2rem;
    padding: .5rem 1.25rem;
  }
  
  @media (min-width: 1024px){
    
    .linktr{
      position: absolute; 
      right: 1rem; 
      bottom: 1rem;
    }
  }