.sequence-file-drop {
  position: relative;
  min-height: 12rem;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  overflow: hidden;
  color: #36515c;
  background: #f7fafb;
  border: 1px dashed #86a8b3;
  transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}

.sequence-file-drop:hover,
.sequence-file-drop.is-dragging,
.sequence-file-drop:focus-within {
  background: #eef8f9;
  border-color: #00aebd;
  box-shadow: inset 0 0 0 1px #00aebd;
}

.sequence-file-drop input[type="file"] {
  position: absolute;
  inset: 0;
  z-index: 2;
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  opacity: 0;
  cursor: pointer;
}

.sequence-file-drop-copy {
  position: relative;
  z-index: 1;
  display: grid;
  max-width: 30rem;
  gap: .4rem;
  text-align: center;
  pointer-events: none;
}

.sequence-file-drop-copy::before {
  content: "\2191";
  display: grid;
  width: 3.25rem;
  height: 3.25rem;
  margin: 0 auto .55rem;
  place-items: center;
  color: #004563;
  background: #fff;
  border: 1px solid #bfd0d6;
  border-radius: 50%;
  font-size: 1.55rem;
}

.sequence-file-drop-copy strong { color: #004563; font-size: 1rem; }
.sequence-file-drop-copy span,
.sequence-file-drop-copy small { color: #687a81; line-height: 1.45; }
.sequence-file-drop-copy small { font-size: .72rem; }

.sequence-file-selection {
  margin: .7rem 0 0;
  padding: .75rem 1rem;
  color: #36515c;
  background: #eef4f5;
  border-left: 2px solid #00aebd;
  font-size: .76rem;
  line-height: 1.5;
}

.sequence-file-selection[hidden] { display: none; }

@media (max-width: 767px) {
  .sequence-file-drop { min-height: 7.5rem; padding: 1rem; border-style: solid; }
  .sequence-file-drop-copy::before { width: 2.65rem; height: 2.65rem; margin-bottom: .3rem; }
  .sequence-file-drop-copy strong { font-size: .88rem; }
  .sequence-file-drop-copy span { font-size: .78rem; }
}