//

// Load core variables and mixins

// --------------------------------------------------

@import "variables.less";

@import "mixins.less";

//

// Buttons

// --------------------------------------------------

// Common styles

.btn-default,

.btn-primary,

.btn-success,

.btn-info,

.btn-warning,

.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);

  .box-shadow(@shadow);

  // Reset the shadow

  &:active,

  &.active {

    .box-shadow(inset 0 3px 5px rgba(0,0,0,.125));

  }

}

// Mixin for generating new styles

.btn-styles(@btn-color: #555) {

  #gradient > .vertical(@start-color: @btn-color; @end-color: darken(@btn-color, 12%));

  .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,

  &.active {

    background-color: darken(@btn-color, 12%);

    border-color: darken(@btn-color, 14%);

  }

}

// Common styles

.btn {

  // Remove the gradient for the pressed/active state

  &:active,

  &.active {

    background-image: none;

  }

}

// Apply the mixin to the buttons

.btn-default { .btn-styles(@btn-default-bg); text-shadow: 0 1px 0 #fff; border-color: #ccc; }

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

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

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

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

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

//

// Images

// --------------------------------------------------

.thumbnail,

.img-thumbnail {

  .box-shadow(0 1px 2px rgba(0,0,0,.075));

}

//

// Dropdowns

// --------------------------------------------------

.dropdown-menu > li > a:hover,

.dropdown-menu > li > a:focus {

  #gradient > .vertical(@start-color: @dropdown-link-hover-bg; @end-color: darken(@dropdown-link-hover-bg, 5%));

  background-color: darken(@dropdown-link-hover-bg, 5%);

}

.dropdown-menu > .active > a,

.dropdown-menu > .active > a:hover,

.dropdown-menu > .active > a:focus {

  #gradient > .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

.navbar-default {

  #gradient > .vertical(@start-color: lighten(@navbar-default-bg, 10%); @end-color: @navbar-default-bg);

  .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);

  .box-shadow(@shadow);

  .navbar-nav > .active > a {

    #gradient > .vertical(@start-color: darken(@navbar-default-bg, 5%); @end-color: darken(@navbar-default-bg, 2%));

    .box-shadow(inset 0 3px 9px rgba(0,0,0,.075));

  }

}

.navbar-brand,

.navbar-nav > li > a {

  text-shadow: 0 1px 0 rgba(255,255,255,.25);

}

// Inverted navbar

.navbar-inverse {

  #gradient > .vertical(@start-color: lighten(@navbar-inverse-bg, 10%); @end-color: @navbar-inverse-bg);

  .reset-filter(); // Remove gradient in IE<10 to fix bug where dropdowns don't get triggered

  .navbar-nav > .active > a {

    #gradient > .vertical(@start-color: @navbar-inverse-bg; @end-color: lighten(@navbar-inverse-bg, 2.5%));

    .box-shadow(inset 0 3px 9px rgba(0,0,0,.25));

  }

  .navbar-brand,

  .navbar-nav > li > a {

    text-shadow: 0 -1px 0 rgba(0,0,0,.25);

  }

}

// Undo rounded corners in static and fixed navbars

.navbar-static-top,

.navbar-fixed-top,

.navbar-fixed-bottom {

  border-radius: 0;

}

//

// Alerts

// --------------------------------------------------

// Common styles

.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);

  .box-shadow(@shadow);

}

// Mixin for generating new styles

.alert-styles(@color) {

  #gradient > .vertical(@start-color: @color; @end-color: darken(@color, 7.5%));

  border-color: darken(@color, 15%);

}

// Apply the mixin to the alerts

.alert-success    { .alert-styles(@alert-success-bg); }

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

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

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

//

// Progress bars

// --------------------------------------------------

// Give the progress background some depth

.progress {

  #gradient > .vertical(@start-color: darken(@progress-bg, 4%); @end-color: @progress-bg)

}

// Mixin for generating new styles

.progress-bar-styles(@color) {

  #gradient > .vertical(@start-color: @color; @end-color: darken(@color, 10%));

}

// Apply the mixin to the progress bars

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

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

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

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

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

//

// List groups

// --------------------------------------------------

.list-group {

  border-radius: @border-radius-base;

  .box-shadow(0 1px 2px rgba(0,0,0,.075));

}

.list-group-item.active,

.list-group-item.active:hover,

.list-group-item.active:focus {

  text-shadow: 0 -1px 0 darken(@list-group-active-bg, 10%);

  #gradient > .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

.panel {

  .box-shadow(0 1px 2px rgba(0,0,0,.05));

}

// Mixin for generating new styles

.panel-heading-styles(@color) {

  #gradient > .vertical(@start-color: @color; @end-color: darken(@color, 5%));

}

// Apply the mixin to the panel headings only

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

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

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

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

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

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

//

// Wells

// --------------------------------------------------

.well {

  #gradient > .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);

  .box-shadow(@shadow);

}