@define-color window_bg_color $base;          /* The main background color used on GtkWindow */
@define-color window_fg_color $text;          /* The main foreground text color */
@define-color view_bg_color $surface0;            /* A secondary background color used in icon views, text fields, etc */
@define-color view_fg_color $text;            /* Secondary foreground text color */
@define-color accent_bg_color $overlay1;          /* Color to indicate that a widget is important, interactive, or currently active */
@define-color accent_fg_color $text;          /* Color for text over widgets using accent_bg_color */
@define-color accent_color $overlay1;             /* Mostly used for text labels. Can be the same as accent_bg_color */
@define-color headerbar_bg_color $base;       /* The headerbar background */
@define-color headerbar_fg_color $text;       /* The headerbar foreground text color */
@define-color headerbar_backdrop_color $base; /* The headerbar backdrop state background */
@define-color headerbar_border_color $surface1;   /* Currently not used in adw-gtk3 */
@define-color headerbar_shade_color $surface1;    /* The bottom border of the headerbar */
@define-color card_bg_color $base;            /* The background color of lists */
@define-color card_fg_color $text;            /* The text color on libhandy lists */
@define-color card_shade_color $surface1;         /* List borders */
@define-color popover_bg_color $surface0;         /* The background color of popovers and menus */
@define-color popover_fg_color $text;         /* The text color on popovers */
@define-color dialog_bg_color $base;          /* The background color of message dialogs */
@define-color dialog_fg_color $text;          /* The foreground color of message dialogs */
@define-color sidebar_bg_color $base;         /* Sidebar background color */
@define-color sidebar_fg_color $text;         /* Sidebar foreground color */
@define-color sidebar_backdrop_color $base;   /* Sidebar backdrop background color */
@define-color sidebar_shade_color $surface1;      /* Sidebar shade color */

@define-color warning_bg_color $surface1;         /* Background for widgets and elements that show a warning */
@define-color warning_fg_color $yellow;         /* Foreground for widgets and elements that show a warning */
@define-color warning_color $surface1;            /* Warning text label */
@define-color error_bg_color $surface1;           /* Background for widgets and elements that show an error */
@define-color error_fg_color $red;           /* Foreground for widgets and elements that show an error */
@define-color error_color $surface1;              /* Error text label */
@define-color success_bg_color $surface1;         /* Background for widgets and elements that show a successful action */
@define-color success_fg_color $green;         /* Foreground for widgets and elements that show a successful action */
@define-color success_color $surface1;            /* Success text label */
@define-color destructive_bg_color $surface1;     /* The destructive color indicates a dangerous action, such as deleting a file */
@define-color destructive_fg_color $red;     /* Destructive foreground color */
@define-color destructive_color $surface1;        /* Destructive text label */

/* Custom colors (GTK3 only) */
@define-color panel_bg_color $base;           /* Background for XFCE4 panel */
@define-color panel_fg_color $text;           /* Foreground for XFCE4 panel */