/* Copyright 2015 Sam Hewitt.
*
* This file is part of the Paper GTK theme.
*
* The Paper GTK theme is free software: you can redistribute it
* and/or modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* The Paper GTK theme is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with the Paper GTK theme. If not, see http://www.gnu.org/licenses/.
*/

/******************
 * Column Headers *
 *****************/

column-header .button,
.content-view column-header .button {
    border-radius: 0;
    border-width: 0px;
}

column-header .button GtkImage,
column-header .button GtkLabel {
    padding-left: 3px;
    color: @text;
}

column-header:nth-child(first) .button,
column-header:nth-child(first) .button:active,
column-header:nth-child(first) .button:backdrop,
column-header:nth-child(first) .button:backdrop:hover,
.content-view column-header:nth-child(first) .button {
    border-width: 0 0 1px 0;
}

/* Normal */
column-header .button {
    background-image: linear-gradient(to bottom, 
                                      @button_background,
                                      shade(@button_background, 0.98)
                                      );
    border-image: linear-gradient(to bottom,
                                      @button_border,
                                      shade(@button_border, 0.98)
                                  ) 0 0 1 1;
    border-width: 0 0 1px 1px;
    padding: 4px 2px 4px 2px;
    color: @text;
}

/* Active */
column-header .button:focus,
column-header .button:active {
    background-image: linear-gradient(to bottom, 
                                      @button_background,
                                      shade(@button_background, 0.98)
                                      );
    border-image: linear-gradient(to bottom,
                                      @button_border,
                                      shade(@button_border, 0.98)
                                  ) 0 0 1 1;
    border-width: 0 0 1px 1px;
    padding: 4px 2px 4px 2px;
    color: @text;
}

column-header .button:focus GtkImage,
column-header .button:focus GtkLabel,
column-header .button:active GtkImage,
column-header .button:active GtkLabel {
    color: @text;
}

/* Backdrop */
column-header .button:backdrop {
    background-image: none;
    background-color: @backdrop_background;
    border-image: none;
    border-color: @backdrop_border;
    border-width: 0 0 1px 1px;
    padding: 4px 2px 4px 2px;
    color: @backdrop_text;
}

column-header .button:backdrop GtkImage,
column-header .button:backdrop GtkLabel {
    color: @backdrop_text;
}

/* Hover */
column-header .button:hover {
    background-image: linear-gradient(to bottom, 
                                      shade(@button_background, 1.2),
                                      shade(shade(@button_background, 1.2), 0.98)
                                      );
    padding: 4px 2px 4px 2px;
    border-width: 0 0 1px 1px;
    color: @text;
}

column-header .button:hover GtkImage,
column-header .button:hover GtkLabel {
    color: @text;
}

/* Hover:Backdrop; */
column-header .button:hover:backdrop {
    background-image: linear-gradient(to bottom, 
                                      shade(@backdrop_button_background, 1.1),
                                      shade(shade(@backdrop_button_background, 1.1), 0.98)
                                      );
    border-width: 0 0 1px 1px;
    color: @backdrop_text;
}

column-header .button:hover:backdrop GtkImage,
column-header .button:hover:backdrop GtkLabel {
    color: @backdrop_text;
}