/* css boilerplate */

* { box-sizing: border-box; }
html,body {
  margin: 0; padding: 0;
  width: 100%; height: 100%;
}
body {
  font-family: Helvetica, sans-serif;
  font-weight: 300;
  padding-top: 60px;
}

/* header */

header {
  position: fixed;
  top: 0;
  left: 0;
  height: 60px;
  width: 100%;
  background: #11f;
  color: white;
  align-items: stretch;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  z-index: 3;
}
header > section {
  justify-content: flex-start;
  align-items: center;
  display: flex;
  flex: 1 0;
  font-weight: bold;
}
header > section:last-of-type {
  justify-content: flex-end;
}
header a {
  color: hsla(0,0%,100%,.89);
  text-decoration: none;
  line-height: 18px;
  font-size: 14px;
  font-weight: 700;
  padding: .35rem .4rem;
  white-space: nowrap;
}
header .logged-in {
  font-size: 12px;
  font-weight: normal;
  padding: 0 0.5rem;
}
header .logout {
  padding: 0 6px;
  border-left: 1px solid #99f;
}
header .logout a {
  font-size: 12px;
}
.menuToggle {
  width: 30px;
  height: 30px;
  margin: 5px;
  cursor: pointer;
  line-height: 1;
}

/* form at the top */

#form {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  margin: 20px;
  padding: 20px;
  border: 1px solid #ddd;
}
input[type=text] {
  border: 1px solid #888;
  padding: 4px;
  font-size: 15px;
}
input[type=file] {
  max-width: 200px;
  border-radius: 2px;
}
input[type=file]:invalid + button { visibility: hidden!important; }  
input[type=file]:valid + button { visibility: visible!important; }  
#form > div {
  display: flex;
  flex-direction: row;
  align-items: center;
}
#form > div * {
  margin: 0 3px;
}

/* saving UI form */

label {
  display: block;
  white-space: nowrap;
  padding-bottom: 10px;
}
label:last-child {
  padding-bottom: 0;
}
label span {
  display: inline-block;
  min-width: 80px;
}
.saving_ui {
  display: none;
}
.saving .saving_ui {
  display: flex;
  border: 1px solid #ddd;
  margin: 20px;
  padding: 20px;
  flex-direction: row;
  justify-content: space-between;
}

/* query box, shows either searched image, directory name, etc */

.loading .results,
.prefetch .query, .prefetch .results,
.browsing .score, .browsing .browse,
.photo .browse,
.saving .score {
  display: none;
}
.browsing .query div { display: inline; margin-left: 5px; font-weight: bold; }
.saving .query div { display: inline; margin-left: 5px; font-weight: bold; }
.load_message {
  opacity: 0;
}
.loading .load_message {
  display: block;
  margin: 20px;
  font-weight: bold;
}

.query {
  margin: 20px;
}
.query > div {
  margin-top: 10px;
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
}
.query img {
  cursor: crosshair;
  max-width: 400px;
  display: block;
}
.query > div > .box {
  position: absolute;
  border: 1px solid #11f;
  background: rgba(17,17,255,0.1);
  pointer-events: none;
}
.query canvas {
  margin-left: 20px;
  max-width: 200px;
}

/* search results */

.results {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
}
.results > div {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  width: 210px;
  margin: 15px;
  padding: 5px;
  border: 1px solid transparent;
}
.results > div.saved {
  border-radius: 2px;
  background: #fafaaa;
}
.results > div img {
  cursor: pointer;
  max-width: 210px;
  margin-bottom: 10px;
}
.results > div > div {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}
.results a:visited .btn {
  color: #99d;
}
.score {
  font-size: 12px;
  color: #444;
}


/* spinner */

.loader {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(255,255,255,0.9);
}
.loader > div {
  background: white;
  padding: 20px;
  box-shadow: 0 1px 2px #bbb;
  border-radius: 2px;
}
.spinner {
  position: relative;
  width: 32px;
  height: 32px;
  color: #11f;
  margin: 0 auto;
}
.spinner:after {
  position: absolute;
  margin: auto;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  content: " ";
  display: inline-block;
  border-radius: 50%;
  border-style: solid;
  border-width: 0.15em;
  -webkit-background-clip: padding-box;
  border-color: currentColor currentColor currentColor transparent;
  box-sizing: border-box;
  -webkit-animation: ld-cycle 0.7s infinite linear;
  animation: ld-cycle 0.7s infinite linear;
}
@-webkit-keyframes ld-cycle {
  0%, 50%, 100% {
    animation-timing-function: cubic-bezier(0.5, 0.5, 0.5, 0.5);
  }
  0% {
    -webkit-transform: rotate(0);
    transform: rotate(0);
  }
  50% {
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
@keyframes ld-cycle {
  0%, 50%, 100% {
    animation-timing-function: cubic-bezier(0.5, 0.5, 0.5, 0.5);
  }
  0% {
    -webkit-transform: rotate(0);
    transform: rotate(0);
  }
  50% {
    -webkit-transform: rotate(180deg);
    transform: rotate(180deg);
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}