//
// Load core variables and mixins
// --------------------------------------------------

@import "variables.less";
@import "mixins.less";


//
// Buttons
// --------------------------------------------------

// Common styles
.ai1ec-btn-default,
.ai1ec-btn-primary,
.ai1ec-btn-success,
.ai1ec-btn-info,
.ai1ec-btn-warning,
.ai1ec-btn-danger {
  text-shadow: 0 -1px 0 rgba(0, 0, 0, .2);
  @shadow: inset 0 1px 0 rgba(255, 255, 255, .15), 0 1px 1px rgba(0, 0, 0, .075);
  .ai1ec-box-shadow(@shadow);

  // Reset the shadow
  &:active,
  &.ai1ec-active {
    .ai1ec-box-shadow(inset 0 3px 5px rgba(0, 0, 0, .125));
  }
}

// Mixin for generating new styles
.ai1ec-btn-styles(@btn-color: #555) {
  #gradient > .ai1ec-vertical(@start-color: @btn-color; @end-color: darken(@btn-color, 12%));
  .ai1ec-reset-filter(); // Disable gradients for IE9 because filter bleeds through rounded corners
  background-repeat: repeat-x;
  border-color: darken(@btn-color, 14%);

  &:hover,
  &:focus {
    background-color: darken(@btn-color, 12%);
    background-position: 0 -15px;
  }

  &:active,
  &.ai1ec-active {
    background-color: darken(@btn-color, 12%);
    border-color: darken(@btn-color, 14%);
  }
}

// Common styles
.ai1ec-btn {
  // Remove the gradient for the pressed/active state
  &:active,
  &.ai1ec-active {
    background-image: none;
  }
}

// Apply the mixin to the buttons
.ai1ec-btn-default {
  .ai1ec-btn-styles(@btn-default-bg);
  text-shadow: 0 1px 0 #fff;
  border-color: #ccc;
}

.ai1ec-btn-primary {
  .ai1ec-btn-styles(@btn-primary-bg);
}

.ai1ec-btn-success {
  .ai1ec-btn-styles(@btn-success-bg);
}

.ai1ec-btn-warning {
  .ai1ec-btn-styles(@btn-warning-bg);
}

.ai1ec-btn-danger {
  .ai1ec-btn-styles(@btn-danger-bg);
}

.ai1ec-btn-info {
  .ai1ec-btn-styles(@btn-info-bg);
}


//
// Images
// --------------------------------------------------

.ai1ec-thumbnail,
.ai1ec-img-thumbnail {
  .ai1ec-box-shadow(0 1px 2px rgba(0, 0, 0, .075));
}


//
// Dropdowns
// --------------------------------------------------

.ai1ec-dropdown-menu > li > a:hover,
.ai1ec-dropdown-menu > li > a:focus {
  #gradient > .ai1ec-vertical(@start-color: @dropdown-link-hover-bg; @end-color: darken(@dropdown-link-hover-bg, 5%));
  background-color: darken(@dropdown-link-hover-bg, 5%);
}

.ai1ec-dropdown-menu > .ai1ec-active > a,
.ai1ec-dropdown-menu > .ai1ec-active > a:hover,
.ai1ec-dropdown-menu > .ai1ec-active > a:focus {
  #gradient > .ai1ec-vertical(@start-color: @dropdown-link-active-bg; @end-color: darken(@dropdown-link-active-bg, 5%));
  background-color: darken(@dropdown-link-active-bg, 5%);
}


//
// Navbar
// --------------------------------------------------

// Default navbar
.ai1ec-navbar-default {
  #gradient > .ai1ec-vertical(@start-color: lighten(@navbar-default-bg, 10%); @end-color: @navbar-default-bg);
  .ai1ec-reset-filter(); // Remove gradient in IE<10 to fix bug where dropdowns don't get triggered
  border-radius: @navbar-border-radius;
  @shadow: inset 0 1px 0 rgba(255, 255, 255, .15), 0 1px 5px rgba(0, 0, 0, .075);
  .ai1ec-box-shadow(@shadow);

  .ai1ec-navbar-nav > .ai1ec-active > a {
    #gradient > .ai1ec-vertical(@start-color: darken(@navbar-default-bg, 5%); @end-color: darken(@navbar-default-bg, 2%));
    .ai1ec-box-shadow(inset 0 3px 9px rgba(0, 0, 0, .075));
  }
}

.ai1ec-navbar-brand,
.ai1ec-navbar-nav > li > a {
  text-shadow: 0 1px 0 rgba(255, 255, 255, .25);
}

// Inverted navbar
.ai1ec-navbar-inverse {
  #gradient > .ai1ec-vertical(@start-color: lighten(@navbar-inverse-bg, 10%); @end-color: @navbar-inverse-bg);
  .ai1ec-reset-filter(); // Remove gradient in IE<10 to fix bug where dropdowns don't get triggered

  .ai1ec-navbar-nav > .ai1ec-active > a {
    #gradient > .ai1ec-vertical(@start-color: @navbar-inverse-bg; @end-color: lighten(@navbar-inverse-bg, 2.5%));
    .ai1ec-box-shadow(inset 0 3px 9px rgba(0, 0, 0, .25));
  }

  .ai1ec-navbar-brand,
  .ai1ec-navbar-nav > li > a {
    text-shadow: 0 -1px 0 rgba(0, 0, 0, .25);
  }
}

// Undo rounded corners in static and fixed navbars
.ai1ec-navbar-static-top,
.ai1ec-navbar-fixed-top,
.ai1ec-navbar-fixed-bottom {
  border-radius: 0;
}


//
// Alerts
// --------------------------------------------------

// Common styles
.ai1ec-alert {
  text-shadow: 0 1px 0 rgba(255, 255, 255, .2);
  @shadow: inset 0 1px 0 rgba(255, 255, 255, .25), 0 1px 2px rgba(0, 0, 0, .05);
  .ai1ec-box-shadow(@shadow);
}

// Mixin for generating new styles
.ai1ec-alert-styles(@color) {
  #gradient > .ai1ec-vertical(@start-color: @color; @end-color: darken(@color, 7.5%));
  border-color: darken(@color, 15%);
}

// Apply the mixin to the alerts
.ai1ec-alert-success {
  .ai1ec-alert-styles(@alert-success-bg);
}

.ai1ec-alert-info {
  .ai1ec-alert-styles(@alert-info-bg);
}

.ai1ec-alert-warning {
  .ai1ec-alert-styles(@alert-warning-bg);
}

.ai1ec-alert-danger {
  .ai1ec-alert-styles(@alert-danger-bg);
}


//
// Progress bars
// --------------------------------------------------

// Give the progress background some depth
.ai1ec-progress {
  #gradient > .ai1ec-vertical(@start-color: darken(@progress-bg, 4%); @end-color: @progress-bg)
}

// Mixin for generating new styles
.ai1ec-progress-bar-styles(@color) {
  #gradient > .ai1ec-vertical(@start-color: @color; @end-color: darken(@color, 10%));
}

// Apply the mixin to the progress bars
.ai1ec-progress-bar {
  .ai1ec-progress-bar-styles(@progress-bar-bg);
}

.ai1ec-progress-bar-success {
  .ai1ec-progress-bar-styles(@progress-bar-success-bg);
}

.ai1ec-progress-bar-info {
  .ai1ec-progress-bar-styles(@progress-bar-info-bg);
}

.ai1ec-progress-bar-warning {
  .ai1ec-progress-bar-styles(@progress-bar-warning-bg);
}

.ai1ec-progress-bar-danger {
  .ai1ec-progress-bar-styles(@progress-bar-danger-bg);
}


//
// List groups
// --------------------------------------------------

.ai1ec-list-group {
  border-radius: @border-radius-base;
  .ai1ec-box-shadow(0 1px 2px rgba(0, 0, 0, .075));
}

.ai1ec-list-group-item.ai1ec-active,
.ai1ec-list-group-item.ai1ec-active:hover,
.ai1ec-list-group-item.ai1ec-active:focus {
  text-shadow: 0 -1px 0 darken(@list-group-active-bg, 10%);
  #gradient > .ai1ec-vertical(@start-color: @list-group-active-bg; @end-color: darken(@list-group-active-bg, 7.5%));
  border-color: darken(@list-group-active-border, 7.5%);
}


//
// Panels
// --------------------------------------------------

// Common styles
.ai1ec-panel {
  .ai1ec-box-shadow(0 1px 2px rgba(0, 0, 0, .05));
}

// Mixin for generating new styles
.ai1ec-panel-heading-styles(@color) {
  #gradient > .ai1ec-vertical(@start-color: @color; @end-color: darken(@color, 5%));
}

// Apply the mixin to the panel headings only
.ai1ec-panel-default > .ai1ec-panel-heading {
  .ai1ec-panel-heading-styles(@panel-default-heading-bg);
}

.ai1ec-panel-primary > .ai1ec-panel-heading {
  .ai1ec-panel-heading-styles(@panel-primary-heading-bg);
}

.ai1ec-panel-success > .ai1ec-panel-heading {
  .ai1ec-panel-heading-styles(@panel-success-heading-bg);
}

.ai1ec-panel-info > .ai1ec-panel-heading {
  .ai1ec-panel-heading-styles(@panel-info-heading-bg);
}

.ai1ec-panel-warning > .ai1ec-panel-heading {
  .ai1ec-panel-heading-styles(@panel-warning-heading-bg);
}

.ai1ec-panel-danger > .ai1ec-panel-heading {
  .ai1ec-panel-heading-styles(@panel-danger-heading-bg);
}


//
// Wells
// --------------------------------------------------

.ai1ec-well {
  #gradient > .ai1ec-vertical(@start-color: darken(@well-bg, 5%); @end-color: @well-bg);
  border-color: darken(@well-bg, 10%);
  @shadow: inset 0 1px 3px rgba(0, 0, 0, .05), 0 1px 0 rgba(255, 255, 255, .1);
  .ai1ec-box-shadow(@shadow);
}