/* Copyright (C) YOOtheme GmbH, YOOtheme Proprietary Use License (http://www.yootheme.com/license) */

//
// Component: Button
//
// ========================================================================


// Variables
// ========================================================================

@button-height:                                 @global-height;
@button-mini-height:                            @global-mini-height;
@button-small-height:                           @global-small-height;
@button-large-height:                           @global-large-height;

@button-line-height:                            @global-height;
@button-mini-line-height:                       @global-mini-height;
@button-small-line-height:                      @global-small-height;
@button-large-line-height:                      @global-large-height;

@button-mini-font-size:                         round(@global-font-size * 0.78); // 11px
@button-small-font-size:                        round(@global-font-size * 0.85); // 12px
@button-large-font-size:                        round(@global-font-size * 1.14); // 16px

@button-background:                             @global-default-background;
@button-color:                                  @global-contrast-color;
@button-hover-background:                       desaturate(darken(@button-background, 3%), 10%);
@button-hover-color:                            @global-contrast-color;
@button-active-background:                      darken(@button-hover-background, 3%);
@button-active-color:                           @global-contrast-color;

@button-primary-background:                     @global-primary-background;
@button-primary-color:                          @global-contrast-color;
@button-primary-hover-background:               desaturate(darken(@button-primary-background, 3%), 3%);
@button-primary-hover-color:                    @global-contrast-color;
@button-primary-active-background:              darken(@button-primary-hover-background, 3%);
@button-primary-active-color:                   @global-contrast-color;

@button-success-background:                     @global-success-background;
@button-success-color:                          @global-contrast-color;
@button-success-hover-background:               desaturate(darken(@button-success-background, 3%), 10%);
@button-success-hover-color:                    @global-contrast-color;
@button-success-active-background:              darken(@button-success-hover-background, 3%);
@button-success-active-color:                   @global-contrast-color;

@button-danger-background:                      @global-danger-background;
@button-danger-color:                           @global-contrast-color;
@button-danger-hover-background:                desaturate(darken(@button-danger-background, 3%), 10%);
@button-danger-hover-color:                     @global-contrast-color;
@button-danger-active-background:               darken(@button-danger-hover-background, 3%);
@button-danger-active-color:                    @global-contrast-color;

@button-disabled-background:                    @global-light-background;
@button-disabled-color:                         @global-muted-color;

@button-link-color:                             @global-link-color;
@button-link-hover-color:                       @global-link-hover-color;
@button-link-disabled-color:                    @global-muted-color;

//
// New
//

@button-gradient-top:                           @global-default-gradient-top;
@button-gradient-bottom:                        @global-default-gradient-bottom;

@button-primary-gradient-top:                   @global-primary-gradient-top;
@button-primary-gradient-bottom:                @global-primary-gradient-bottom;

@button-success-gradient-top:                   @global-success-gradient-top;
@button-success-gradient-bottom:                @global-success-gradient-bottom;

@button-warning-gradient-top:                   @global-warning-gradient-top;
@button-warning-gradient-bottom:                @global-warning-gradient-bottom;

@button-danger-gradient-top:                    @global-danger-gradient-top;
@button-danger-gradient-bottom:                 @global-danger-gradient-bottom;


// Component
// ========================================================================

.hook-button() {
    background-image: -webkit-linear-gradient(top, @button-gradient-top, @button-gradient-bottom);
    background-image: linear-gradient(to bottom, @button-gradient-top, @button-gradient-bottom);
    border-radius: @global-border-radius;
}

.hook-button-hover() { background-image: none; }

.hook-button-active() {
    background-image: none;
    box-shadow: inset 0 2px 2px rgba(0,0,0,0.1);
}


// Color modifiers
// ========================================================================

//
// Modifier: `uk-button-primary`
//

.hook-button-primary() {
    background-image: -webkit-linear-gradient(top, @button-primary-gradient-top, @button-primary-gradient-bottom);
    background-image: linear-gradient(to bottom, @button-primary-gradient-top, @button-primary-gradient-bottom);
}

.hook-button-primary-hover() {}
.hook-button-primary-active() {}

//
// Modifier: `uk-button-success`
//

.hook-button-success() {
    background-image: -webkit-linear-gradient(top, @button-success-gradient-top, @button-success-gradient-bottom);
    background-image: linear-gradient(to bottom, @button-success-gradient-top, @button-success-gradient-bottom);
}

.hook-button-success-hover() {}
.hook-button-success-active() {}

//
// Modifier: `uk-button-danger`
//

.hook-button-danger() {
    background-image: -webkit-linear-gradient(top, @button-danger-gradient-top, @button-danger-gradient-bottom);
    background-image: linear-gradient(to bottom, @button-danger-gradient-top, @button-danger-gradient-bottom);
}

.hook-button-danger-hover() {}
.hook-button-danger-active() {}


// Disabled state
// ========================================================================

.hook-button-disable() {
    box-shadow:none;
    background-image: none;
}


// Modifier: `uk-button-link`
// ========================================================================

.hook-button-link() { box-shadow:none; }


// Size modifiers
// ========================================================================

.hook-button-large() {}


// Miscellaneous
// ========================================================================

.hook-button-misc() {

    /* Sub-object `uk-button-group`
     ========================================================================== */

    /*
     * Reset border-radius
     */

    .uk-button-group > .uk-button:not(:first-child):not(:last-child),
    .uk-button-group > div:not(:first-child):not(:last-child) .uk-button { border-radius: 0; }

    .uk-button-group > .uk-button:first-child,
    .uk-button-group > div:first-child .uk-button {
        border-top-right-radius: 0;
        border-bottom-right-radius: 0;
    }

    .uk-button-group > .uk-button:last-child,
    .uk-button-group > div:last-child .uk-button {
        border-top-left-radius: 0;
        border-bottom-left-radius: 0;
    }

}