<div class="marvel-device nexus5">
    <div class="top-bar"></div>
    <div class="sleep"></div>
    <div class="volume"></div>
    <div class="camera"></div>
    <div class="screen">
      <div class="screen-scroll">
        <h3 class="title">Results</h3>
        <div class="loader">
          <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" aria-hidden="true">
            <circle cx="50" cy="37" r="7"/>
            <circle cx="62.5" cy="43.5" r="7"/>
            <circle cx="62.5" cy="56.5" r="7"/>
            <circle cx="50" cy="65" r="7"/>
            <circle cx="37.5" cy="56.5" r="7"/>
            <circle cx="37.5" cy="43.5" r="7"/>
          </svg>
        </div>
        <ul class="users"></ul>
      </div>
      <div class="modal">
        <div class="avatar"></div>
        <div class="profile"></div>
      </div>
    </div>
</div>

// ==========================================================
// DEMO STYLES
// ==========================================================

$bg: #91999f;
html,body {height: 100%;}body {display:flex;flex-direction:column;align-items:center;justify-content:center;width: 100%;background:$bg;}


// ==========================================================
// REQUIRED STYLES
// ==========================================================

:root {
  --primary-color: #2C3942;
  --secondary-color: #1192FF;
  --tertiary-color: #997AC0;

  --button-bg: var(--tertiary-color);

  --material-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);

  --screen-height: 568px;
  --screen-width: 320px;
}

* {
	&:before,
	&:after {
		box-sizing: inherit;
	}
}

html,
input {
	box-sizing: border-box;
}

button {
  appearance: none;
  border: 2px solid var(--button-bg);
  border-radius: 100px;
  margin: 10px 0;
  padding: 10px 0;
  transition: 200ms background cubic-bezier(.4, 0, .2, 1);
  font-weight: 400;
  background: transparent;
  color: white;
  &:hover,
  &:focus {
    cursor: pointer;
    background: var(--button-bg);
  }
  &:focus {
    outline: none;
  }
}

.screen {
  position: relative;
  background: var(--primary-color);
}

.screen-scroll {
  height: 100%;
  overflow: scroll;
}

.title {
  font-family: 'Roboto', sans-serif;
  font-size: 1em;
  font-weight: 300;
  text-transform: uppercase;
  color: white;
}

.users {
  display: flex;
  flex-wrap: wrap;
  list-style-type: none;
  margin: 0;
  padding: 0;

  li {
    padding: 5px;
    width: 30%;
    opacity: 0;
  }

  img {
    border-radius: 80%;
    box-shadow: var(--material-shadow);
    &:hover {
      cursor: pointer;
    }
  }
}

.modal {
  border-radius: 100%;
  height: var(--screen-height);
  pointer-events: none;
  position: absolute;
  top: 0;
  left: 0;
  overflow: scroll;
  transform: scale(0) translateZ(0);
  transition-duration: 320ms;
  transition-timing-function: cubic-bezier(.4, 0, .2, 1);
  transition-property: transform, opacity, border-radius;
  width: var(--screen-width);
  background: var(--primary-color);
  opacity: 0;
}

.avatar {
  position: relative;
  &::after {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, var(--primary-color) 98%);
  }
  img {
    display: inline-block;
    width: 100%;
    max-width: 100%;
  }
}

.user-name {
  display: block;
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  text-align: center;
  font-size: 0.875em;
  text-transform: capitalize;
}

.profile {
  display: flex;
  flex-direction: column;
  padding: 0 1rem;
  transition: 200ms transform 100ms cubic-bezier(.4, 0, .2, 1);
  transform: translateY(-100%);
  font-family: 'Roboto', sans-serif;
  font-weight: 400;
}

.profile__name {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  text-transform: capitalize;
}

.profile__email {
  display: inline-block;
  margin: 5px 0;
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
  text-decoration: none;
  color: inherit;
}

.profile__info {
  font-family: 'Roboto', sans-serif;
  font-weight: 300;
}


// ==========================================================
// LOADER
// ==========================================================

$loader-count: 6;
$loader-proportion: 200px;
$loader-color: #00AABB;
$stagger: 0.1875s;
$animation_config: (
  name: expand-out,
  duration: 600ms,
  timing: cubic-bezier(.66,.14,.83,.67),
  iteration: infinite,
  direction: alternate,
  fill-mode: both
);

@function sh-setup($config) {
  @return zip(map-values($config)...);
}

.loader {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  bottom: 0;
  transform: translateY(-50%);
}

.loader svg {
  position: relative;
  width: $loader-proportion;
  height: $loader-proportion;
  circle {
    animation: sh-setup($animation_config);
    position: absolute;
    transform: scale(0);
    transform-origin: center center;
    fill: $loader-color;
  }
}

@for $i from 1 through $loader-count {
  .loader circle:nth-of-type(#{$i}) {
    animation-delay: $i * $stagger;
    fill: lighten($loader-color, $i * 3%);
  }
}


// ==========================================================
// STATES
// ==========================================================

$user-count: 30;
$duration: 200ms;
$stagger_delay: 0.0125s;
$easing: cubic-bezier(.66, .14, .83, .67);

.loader.hide {
  display: none;
}

.users.show {
  > * {
    animation-duration: $duration;
    animation-name: fade-in;
    animation-fill-mode: both;
    animation-timing-function: $easing;
    opacity: 1;

    > * {
      animation-duration: $duration;
      animation-name: expand-out;
      animation-fill-mode: both;
      animation-timing-function: $easing;
    }

    @for $i from 1 through $user-count {
      &:nth-of-type(#{$i}) {
        animation-delay: ($stagger_delay * $i);
        > * {
          animation-delay: ($stagger_delay * $i);
        }
      }
    }
  }
}

.screen.active {
  .screen-scroll {
    overflow: hidden;
  }

  .modal {
    border-radius: 0;
    pointer-events: auto;
    transform: scale(1) translateZ(0);
    opacity: 1;
  }
  
  .profile {
    transform: translateY(0);
  }
}


// ==========================================================
// KEYFRAMES
// ==========================================================

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes expand-out {
  from { transform: scale(0); }
  to   { transform: scale(1); }
}

// ==========================================================
// UTILITIES
// ==========================================================

function select(s) {
  return document.querySelector(s);
}

function selectAll(s) {
  return document.querySelectorAll(s);
}

function hide(el) {
  el.classList.toggle('hide');
}

function show(el) {
  el.classList.toggle('show');
}

function activeToggle(el) {
  el.classList.toggle('active');
}


// ==========================================================
// GLOBALS
// ==========================================================

const users         = select('.users'),
      loader        = select('.loader'),
      modal         = select('.modal'),
      screen        = select('.screen'),
      screen_scroll = select('.screen-scroll'),
      avatar        = select('.avatar'),
      profile       = select('.profile');

const transOriginNames = {
  webkitTransformOrigin : 'webkitTransformOrigin',
  MozTransformOrigin    : 'MozTransformOrigin',
  msTransformOrigin     : 'msTransformOrigin',
  transformOrigin       : 'transformOrigin'
};


// ==========================================================
// AJAX
// ==========================================================

let request = new XMLHttpRequest();

request.open('GET', 'https://randomuser.me/api/?results=30', true);

request.onload = function() {
  if (request.status >= 200 && request.status < 400) {
    hide(loader);
    show(users);

    let data = JSON.parse(request.responseText),
        l    = data.results.length;

    for(var i = 0; i < l; i++) {
      users.insertAdjacentHTML('beforeend', '<li><img src="'+ 
                               data.results[i].picture.medium +'" data-pic="'+ 
                               data.results[i].picture.large +'" data-name="'+ 
                               data.results[i].name.first + ' ' + 
                               data.results[i].name.last + '" data-email="'+ 
                               data.results[i].email +'"><span class="user-name">'+ 
                               data.results[i].name.first +'</span></li>');
    }

  } else {
    alert('We reached our target server, but there was an error');
  }
};

request.onerror = function() {
  alert('There was a connection error of some sort')
};

request.send();


// ==========================================================
// EVENTS
// ==========================================================

users.addEventListener('click', function(e) {
  let target        = e.target,
      data_src      = target.getAttribute('data-pic'),
      data_name     = target.getAttribute('data-name'),
      data_email    = target.getAttribute('data-email'),
      target_coords = target.getBoundingClientRect();

  if(target.nodeName === 'IMG') {
    activeToggle(screen);

    avatar.innerHTML   = '<img src="' + data_src + '" alt="">';
    profile.innerHTML  = '<h3 class="profile__name">'+ data_name +'</h3>';
    profile.innerHTML += '<a href="#" class="profile__email">'+ data_email +'</a>';
    profile.innerHTML += '<button>Follow</button>';
    profile.innerHTML += '<p class="profile__info">Fusce dapibus, tellus ac cursus commodo, tortor mauris condimentum nibh, ut fermentum massa justo sit amet risus. Etiam porta sem malesuada magna mollis euismod.</p>';

    for(let name in transOriginNames) {
      modal.style[name] = (target.offsetLeft + (target_coords.width/2)) +'px ' + ((target.offsetTop + (target_coords.height/2)) - screen_scroll.scrollTop) + 'px';
    }
  }
});


modal.addEventListener('click', function(e) {
  activeToggle(screen);
});