//
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

// PROGRESS BARS
// -------------


// ANIMATIONS
// ----------

// Webkit
@-webkit-keyframes progress-bar-stripes {
  from  { background-position: 40px 0; }
  to    { background-position: 0 0; }
}

// Firefox
@-moz-keyframes progress-bar-stripes {
  from  { background-position: 40px 0; }
  to    { background-position: 0 0; }
}

// IE9
@-ms-keyframes progress-bar-stripes {
  from  { background-position: 40px 0; }
  to    { background-position: 0 0; }
}

// Opera
@-o-keyframes progress-bar-stripes {
  from  { background-position: 0 0; }
  to    { background-position: 40px 0; }
}

// Spec
@keyframes progress-bar-stripes {
  from  { background-position: 40px 0; }
  to    { background-position: 0 0; }
}



// THE BARS
// --------

// Outer container
.progress {
  overflow: hidden;
  height: 18px;
  margin-bottom: 18px;
  #gradient > .vertical(#f5f5f5, #f9f9f9);
  .box-shadow(inset 0 1px 2px rgba(0,0,0,.1));
  .border-radius(4px);
}

// Bar of progress
.progress .bar {
  width: 0%;
  height: 18px;
  color: @white;
  font-size: 12px;
  text-align: center;
  text-shadow: 0 -1px 0 rgba(0,0,0,.25);
  #gradient > .vertical(#149bdf, #0480be);
  .box-shadow(inset 0 -1px 0 rgba(0,0,0,.15));
  .box-sizing(border-box);
  .transition(width .6s ease);
}

// Striped bars
.progress-striped .bar {
  #gradient > .striped(#149bdf);
  .background-size(40px 40px);
}

// Call animation for the active one
.progress.active .bar {
  -webkit-animation: progress-bar-stripes 2s linear infinite;
     -moz-animation: progress-bar-stripes 2s linear infinite;
      -ms-animation: progress-bar-stripes 2s linear infinite;
       -o-animation: progress-bar-stripes 2s linear infinite;
          animation: progress-bar-stripes 2s linear infinite;
}



// COLORS
// ------

// Danger (red)
.progress-danger .bar {
  #gradient > .vertical(#ee5f5b, #c43c35);
}
.progress-danger.progress-striped .bar {
  #gradient > .striped(#ee5f5b);
}

// Success (green)
.progress-success .bar {
  #gradient > .vertical(#62c462, #57a957);
}
.progress-success.progress-striped .bar {
  #gradient > .striped(#62c462);
}

// Info (teal)
.progress-info .bar {
  #gradient > .vertical(#5bc0de, #339bb9);
}
.progress-info.progress-striped .bar {
  #gradient > .striped(#5bc0de);
}

// Warning (orange)
.progress-warning .bar {
  #gradient > .vertical(lighten(@orange, 15%), @orange);
}
.progress-warning.progress-striped .bar {
  #gradient > .striped(lighten(@orange, 15%));
}