From dc2a4ea99b535b97bfbf5b6b8d69ec8dab023b10 Mon Sep 17 00:00:00 2001
From: Volpeon <git@volpeon.ink>
Date: Fri, 18 Oct 2024 23:40:20 +0200
Subject: Update

---
 src/_iro-design.scss            |   1 +
 src/_themes.scss                |   2 +-
 src/objects/_action-button.scss |   3 +-
 src/objects/_badge.scss         |   5 +-
 src/objects/_badge.vars.scss    |  61 +++++-----
 src/objects/_button.scss        | 260 +++++++++-------------------------------
 src/objects/_button.vars.scss   | 163 +++++++++++++++++++++++++
 src/scopes/_links.scss          |   3 +-
 src_demo/index.scss             |   1 +
 9 files changed, 259 insertions(+), 240 deletions(-)
 create mode 100644 src/objects/_button.vars.scss

diff --git a/src/_iro-design.scss b/src/_iro-design.scss
index 31be892..b8e8246 100644
--- a/src/_iro-design.scss
+++ b/src/_iro-design.scss
@@ -42,3 +42,4 @@ $breakpoints: (
 @forward 'objects/avatar' as o-avatar--*;
 @forward 'objects/backdrop' as o-backdrop--*;
 @forward 'objects/badge' as o-badge--*;
+@forward 'objects/button' as o-button--*;
diff --git a/src/_themes.scss b/src/_themes.scss
index a90d049..ced2aa5 100644
--- a/src/_themes.scss
+++ b/src/_themes.scss
@@ -205,7 +205,7 @@ $theme-dark: map.deep-merge((
 
 $themes-override: () !default;
 $themes: map.deep-merge((
-    main: (
+    --main: (
         light: $theme-light,
         dark:  $theme-dark,
     )
diff --git a/src/objects/_action-button.scss b/src/objects/_action-button.scss
index 129e681..48149b1 100644
--- a/src/objects/_action-button.scss
+++ b/src/objects/_action-button.scss
@@ -1,6 +1,7 @@
 @use 'sass:list';
 @use 'sass:map';
 @use 'sass:meta';
+@use 'sass:string';
 @use 'iro-sass/src/iro-sass' as iro;
 @use '../props';
 
@@ -138,7 +139,7 @@
         @include -apply-theme(vars.$default-theme);
 
         @each $theme in map.keys(props.get(vars.$themes)) {
-            @include iro.bem-modifier($theme) {
+            @include iro.bem-modifier(string.slice($theme, 3)) {
                 @include -apply-theme(vars.$themes, $theme);
             }
         }
diff --git a/src/objects/_badge.scss b/src/objects/_badge.scss
index 3f68873..5a07630 100644
--- a/src/objects/_badge.scss
+++ b/src/objects/_badge.scss
@@ -1,6 +1,7 @@
 @use 'sass:list';
 @use 'sass:map';
 @use 'sass:meta';
+@use 'sass:string';
 @use 'iro-sass/src/iro-sass' as iro;
 @use '../props';
 @use '../core.vars' as core;
@@ -103,13 +104,13 @@
         @include -apply-theme(vars.$default-theme);
 
         @each $theme in map.keys(props.get(vars.$themes)) {
-            @include iro.bem-modifier($theme) {
+            @include iro.bem-modifier(string.slice($theme, 3)) {
                 @include -apply-theme(vars.$themes, $theme);
             }
         }
 
         @each $theme in map.keys(props.get(vars.$static-themes)) {
-            @include iro.bem-modifier($theme) {
+            @include iro.bem-modifier(string.slice($theme, 3)) {
                 @include -apply-theme(vars.$static-themes, $theme, true);
             }
         }
diff --git a/src/objects/_badge.vars.scss b/src/objects/_badge.vars.scss
index 6a3dd15..c49474b 100644
--- a/src/objects/_badge.vars.scss
+++ b/src/objects/_badge.vars.scss
@@ -43,35 +43,35 @@ $key-focus--outline-color: props.def(--o-avatar--key-focus--outline-color, props
 
 $default-theme-override: () !default;
 $default-theme: props.def(--o-badge, (
-    --bg:    props.def(--o-badge--bg-color, props.get(core.$theme, --text-mute)),
-    --label: props.def(--o-badge--label-color, props.get(core.$theme, --bg-l2)),
+    --bg:    props.get(core.$theme, --text-mute),
+    --label: props.get(core.$theme, --bg-l2),
     
     --hover: (
-        --bg:    props.def(--o-badge--hover--bg-color, props.get(core.$theme, --text)),
-        --label: props.def(--o-badge--label-color, props.get(core.$theme, --bg-l2)),
+        --bg:    props.get(core.$theme, --text),
+        --label: props.get(core.$theme, --bg-l2),
     ),
 
     --active: (
-        --bg:    props.def(--o-badge--active--bg-color, props.get(core.$theme, --heading)),
-        --label: props.def(--o-badge--label-color, props.get(core.$theme, --bg-l2)),
+        --bg:    props.get(core.$theme, --heading),
+        --label: props.get(core.$theme, --bg-l2),
     ),
 
     --quiet: (
-        --bg:    props.def(--o-badge--quiet--bg-color, props.get(core.$theme, --border-mute)),
-        --label: props.def(--o-badge--quiet--label-color, props.get(core.$theme, --heading)),
+        --bg:    props.get(core.$theme, --border-mute),
+        --label: props.get(core.$theme, --heading),
 
         --hover: (
-            --bg:    props.def(--o-badge--quiet--hover--bg-color, props.get(core.$theme, --border)),
-            --label: props.def(--o-badge--quiet--label-color, props.get(core.$theme, --heading)),
+            --bg:    props.get(core.$theme, --border),
+            --label: props.get(core.$theme, --heading),
         ),
 
         --active: (
-            --bg:    props.def(--o-badge--quiet--active--bg-color, props.get(core.$theme, --border-strong)),
-            --label: props.def(--o-badge--quiet--label-color, props.get(core.$theme, --heading)),
+            --bg:     props.get(core.$theme, --border-strong),
+            --label: props.get(core.$theme, --heading),
         ),
     )
 ));
-$default-theme: props.merge(--o-badge, $default-theme-override);
+$default-theme: props.merge($default-theme, $default-theme-override);
 
 $static-themes: props.def(--o-badge);
 
@@ -116,41 +116,36 @@ $static-themes: props.def(--o-badge);
     ));
 }
 
-$themes-config: (
-    accent:   --accent,
-    positive: --positive,
-    negative: --negative,
-    warning:  --warning,
-) !default;
+$themes-config: --accent --positive --negative --warning !default;
 
 $themes: props.def(--o-badge);
 
-@each $theme, $key in $themes-config {
+@each $theme in $themes-config {
     $themes: props.merge($themes, (
-        $key: (
-            --bg:    props.get(core.$static-colors, $key, --900),
-            --label: props.get(core.$static-colors, $key, --900-text),
+        $theme: (
+            --bg:    props.get(core.$static-colors, $theme, --900),
+            --label: props.get(core.$static-colors, $theme, --900-text),
             
             --hover: (
-                --bg:    props.get(core.$static-colors, $key, --1000),
-                --label: props.get(core.$static-colors, $key, --1000-text),
+                --bg:    props.get(core.$static-colors, $theme, --1000),
+                --label: props.get(core.$static-colors, $theme, --1000-text),
             ),
 
             --active: (
-                --bg:    props.get(core.$static-colors, $key, --1100),
-                --label: props.get(core.$static-colors, $key, --1000-text),
+                --bg:    props.get(core.$static-colors, $theme, --1100),
+                --label: props.get(core.$static-colors, $theme, --1000-text),
             ),
 
             --quiet: (
-                --bg:    props.get(core.$theme, $key, --200),
-                --label: props.get(core.$theme, $key, --1100),
+                --bg:    props.get(core.$theme, $theme, --200),
+                --label: props.get(core.$theme, $theme, --1100),
                 --hover: (
-                    --bg:    props.get(core.$theme, $key, --300),
-                    --label: props.get(core.$theme, $key, --1200),
+                    --bg:    props.get(core.$theme, $theme, --300),
+                    --label: props.get(core.$theme, $theme, --1200),
                 ),
                 --active: (
-                    --bg:    props.get(core.$theme, $key, --400),
-                    --label: props.get(core.$theme, $key, --1300),
+                    --bg:    props.get(core.$theme, $theme, --400),
+                    --label: props.get(core.$theme, $theme, --1300),
                 ),
             )
         )
diff --git a/src/objects/_button.scss b/src/objects/_button.scss
index 097bc21..854e1e3 100644
--- a/src/objects/_button.scss
+++ b/src/objects/_button.scss
@@ -1,17 +1,20 @@
 @use 'sass:list';
+@use 'sass:map';
+@use 'sass:meta';
+@use 'sass:string';
 @use 'iro-sass/src/iro-sass' as iro;
-@use '../functions' as fn;
+@use '../props';
+@use '../core.vars' as core;
 
-$sizes:         'sm' 'lg' 'xl' !default;
-$themes:        'accent' 'negative' !default;
-$static-themes: 'black' 'white' !default;
+@forward 'button.vars';
+@use 'button.vars' as vars;
 
-@mixin theme($theme: ()) {
+@mixin -apply-theme($theme, $key: ()) {
     &:link,
     &:visited,
     &:enabled {
-        color:            fn.color(list.join($theme, --label));
-        background-color: fn.color(list.join($theme, --bg));
+        color:            props.get($theme, list.join($key, --label)...);
+        background-color: props.get($theme, list.join($key, --bg)...);
         border-color:     transparent;
     }
     
@@ -19,9 +22,9 @@ $static-themes: 'black' 'white' !default;
         &:link,
         &:visited,
         &:enabled {
-            color:            fn.color(list.join($theme, --outline-label));
+            color:            props.get($theme, list.join($key, --outline-label));
             background-color: transparent;
-            border-color:     fn.color(list.join($theme, --outline-border));
+            border-color:     props.get($theme, list.join($key, --outline-border));
         }
     }
 
@@ -30,217 +33,71 @@ $static-themes: 'black' 'white' !default;
     &:enabled {
         &:hover,
         &:focus-visible {
-            color:            fn.color(list.join($theme, --hover --label));
-            background-color: fn.color(list.join($theme, --hover --bg));
+            color:            props.get($theme, list.join($key, --hover --label));
+            background-color: props.get($theme, list.join($key, --hover --bg));
             border-color:     transparent;
         }
 
         &:active {
-            color:            fn.color(list.join($theme, --active --label));
-            background-color: fn.color(list.join($theme, --active --bg));
+            color:            props.get($theme, list.join($key, --active --label));
+            background-color: props.get($theme, list.join($key, --active --bg));
             border-color:     transparent;
         }
     }
 }
 
-@mixin static-theme($theme: ()) {
-    color:            fn.color(list.join($theme, --disabled --label));
-    background-color: fn.color(list.join($theme, --disabled --bg));
+@mixin -apply-static-theme($theme, $key: ()) {
+    color:            props.get($theme, list.join($key, --disabled --label));
+    background-color: props.get($theme, list.join($key, --disabled --bg));
     border-color:     transparent;
 
     &::after {
-        outline:    fn.color(list.join($theme, --key-focus --border)) solid fn.dim(--key-focus --border);
-        box-shadow: 0 0 0 calc(fn.dim(--key-focus --border) + fn.dim(--key-focus --outline)) fn.color(list.join($theme, --key-focus --outline));
+        outline:    props.get($theme, list.join($key, --key-focus --border)) solid props.get(vars.$key-focus--border-width);
+        box-shadow:
+            0
+            0
+            0
+            calc(props.get(vars.$key-focus--border-width) + props.get(vars.$key-focus--outline-width))
+            props.get($theme, list.join($key, --key-focus --outline));
     }
     
     @include iro.bem-modifier('outline') {
         background-color: transparent;
-        border-color:     fn.color(list.join($theme, --disabled --outline-border));
+        border-color:     props.get($theme, list.join($key, --disabled --outline-border));
     }
 
-    @include theme($theme);
+    @include -apply-theme($theme, $key);
 
     @include iro.bem-modifier('primary') {
-        @include theme(list.join($theme, --primary));
+        @include -apply-theme($theme, list.join($key, --primary));
     }
 }
 
-@include iro.props-namespace('button') {
-    @include iro.props-store((
-        --dims: (
-            --line-height: 1.4,
-            --pad-i:       fn.global-dim(--size --200),
-            --pad-i-label: fn.global-dim(--size --75),
-            --pad-b:       fn.global-dim(--size --65),
-            --border:      fn.global-dim(--border --medium),
-            --rounding:    10em,
-            --font-size:   fn.global-dim(--font-size --100),
+@mixin styles {
+    @include props.materialize(meta.module-variables('vars'));
 
-            --sm: (
-                --pad-i:       fn.global-dim(--size --150),
-                --pad-i-label: fn.global-dim(--size --50),
-                --pad-b:       fn.global-dim(--size --25),
-                --font-size:   fn.global-dim(--font-size --75),
-            ),
-            --lg: (
-                --pad-i:       fn.global-dim(--size --250),
-                --pad-i-label: fn.global-dim(--size --100),
-                --pad-b:       fn.global-dim(--size --100),
-                --font-size:   fn.global-dim(--font-size --150),
-            ),
-            --xl: (
-                --pad-i:       fn.global-dim(--size --300),
-                --pad-i-label: fn.global-dim(--size --150),
-                --pad-b:       fn.global-dim(--size --150),
-                --font-size:   fn.global-dim(--font-size --200),
-            ),
-            
-            --key-focus: (
-                --border:        fn.global-dim(--key-focus --border),
-                --border-offset: fn.global-dim(--key-focus --border-offset),
-                --outline:       fn.global-dim(--key-focus --outline),
-            ),
-        ),
-        --colors: (
-            --bg:             fn.global-color(--border-mute),
-            --label:          fn.global-color(--text),
-            --outline-border: fn.global-color(--border),
-            --outline-label:  fn.global-color(--text),
-
-            --hover: (
-                --bg:     fn.global-color(--border),
-                --label:  fn.global-color(--heading),
-            ),
-            --active: (
-                --bg:     fn.global-color(--border-strong),
-                --label:  fn.global-color(--heading),
-            ),
-            --disabled: (
-                --bg:             fn.global-color(--border-mute),
-                --outline-border: fn.global-color(--border),
-                --label:          fn.global-color(--text-disabled),
-            ),
-            --key-focus: (
-                --label:   fn.global-color(--focus --text),
-                --border:  fn.global-color(--focus --border),
-                --outline: fn.global-color(--focus --outline),
-            ),
-            
-            --primary: (
-                --bg:             fn.global-color(--base --800),
-                --label:          fn.global-color(--base --800-text),
-                --outline-border: fn.global-color(--base --800),
-                --outline-label:  fn.global-color(--text),
-
-                --hover: (
-                    --bg:     fn.global-color(--base --900),
-                    --label:  fn.global-color(--base --900-text),
-                ),
-                --active: (
-                    --bg:     fn.global-color(--base --900),
-                    --label:  fn.global-color(--base --900-text),
-                ),
-            ),
-        ),
-    ));
-
-    @each $theme in $themes {
-        @include iro.props-store((
-            --colors: (
-                --#{$theme}: (
-                    --bg:             fn.global-color(--#{$theme}-static --900),
-                    --label:          fn.global-color(--#{$theme}-static --900-text),
-                    --outline-border: fn.global-color(--#{$theme} --900),
-                    --outline-label:  fn.global-color(--#{$theme} --1000),
-
-                    --hover: (
-                        --bg:     fn.global-color(--#{$theme}-static --1000),
-                        --label:  fn.global-color(--#{$theme}-static --1000-text),
-                    ),
-                    --active: (
-                        --bg:     fn.global-color(--#{$theme}-static --1100),
-                        --label:  fn.global-color(--#{$theme}-static --1100-text),
-                    ),
-                ),
-            ),
-        ));
-    }
-
-    @each $theme in $static-themes {
-        @include iro.props-store((
-            --colors: (
-                --static-#{$theme}: (
-                    --bg:             fn.global-color(--#{$theme}-transparent --200),
-                    --label:          fn.global-color(--#{$theme}-transparent --900),
-                    --outline-border: fn.global-color(--#{$theme}-transparent --300),
-                    --outline-label:  fn.global-color(--#{$theme}-transparent --900),
-
-                    --hover: (
-                        --bg:     fn.global-color(--#{$theme}-transparent --300),
-                        --label:  fn.global-color(--#{$theme}-transparent --900),
-                    ),
-                    --active: (
-                        --bg:     fn.global-color(--#{$theme}-transparent --400),
-                        --label:  fn.global-color(--#{$theme}-transparent --900),
-                    ),
-                    --disabled: (
-                        --bg:             fn.global-color(--#{$theme}-transparent --200),
-                        --outline-border: fn.global-color(--#{$theme}-transparent --300),
-                        --label:          fn.global-color(--#{$theme}-transparent --500),
-                    ),
-                    --key-focus: (
-                        --bg:      fn.global-color(--#{$theme}-transparent --100),
-                        --label:   fn.global-color(--#{$theme}-transparent --900),
-                        --border:  fn.global-color(--#{$theme}-transparent --900),
-                        --outline: fn.global-color(--#{$theme}-transparent --300),
-                    ),
-
-                    --primary: (
-                        --bg:             fn.global-color(--#{$theme}-transparent --800),
-                        --label:          fn.global-color(--#{$theme}-transparent --text),
-                        --outline-border: fn.global-color(--#{$theme}-transparent --800),
-                        --outline-label:  fn.global-color(--#{$theme}-transparent --900),
-    
-                        --hover: (
-                            --bg:     fn.global-color(--#{$theme}-transparent --900),
-                            --label:  fn.global-color(--#{$theme}-transparent --text),
-                        ),
-                        --active: (
-                            --bg:     fn.global-color(--#{$theme}-transparent --900),
-                            --label:  fn.global-color(--#{$theme}-transparent --text),
-                        ),
-                    ),
-                ),
-            ),
-        ));
-    }
-
-    @include iro.bem-object(iro.props-namespace()) {
+    @include iro.bem-object('button') {
         position:         relative;
         display:          inline-block;
-        padding-block:    fn.dim(--pad-b);
-        padding-inline:   fn.dim(--pad-i);
-        font-size:        fn.dim(--font-size);
+        padding-block:    props.get(vars.$pad-b);
+        padding-inline:   props.get(vars.$pad-i);
+        font-size:        props.get(vars.$font-size);
         font-weight:      500;
-        line-height:      fn.dim(--line-height);
-        color:            fn.color(--disabled --label);
+        line-height:      props.get(vars.$line-height);
         text-align:       center;
         text-decoration:  none;
-        background-color: fn.color(--disabled --bg);
-        border:           fn.dim(--border) solid transparent;
-        border-color:     fn.color(--disabled --bg);
-        border-radius:    fn.dim(--rounding);
+        border:           props.get(vars.$border-width) solid transparent;
+        border-radius:    props.get(vars.$rounding);
 
         &::after {
             position:       absolute;
-            inset:          calc(-1 * fn.dim(--border) - fn.dim(--key-focus --border-offset));
+            inset:          calc(-1 * props.get(vars.$border-width) - props.get(vars.$key-focus--border-offset));
             z-index:        1;
             display:        none;
             pointer-events: none;
             content:        '';
-            border-radius:  calc(fn.dim(--rounding) + fn.dim(--key-focus --border-offset));
-            outline:        fn.color(--key-focus --border) solid fn.dim(--key-focus --border);
-            box-shadow:     0 0 0 calc(fn.dim(--key-focus --border) + fn.dim(--key-focus --outline)) fn.color(--key-focus --outline);
+            border-radius:  calc(props.get(vars.$rounding) + props.get(vars.$key-focus--border-offset));
+            outline:        transparent solid props.get(vars.$key-focus--border-width);
         }
 
         &:link,
@@ -254,7 +111,7 @@ $static-themes: 'black' 'white' !default;
         }
 
         @include iro.bem-elem('label') {
-            margin-inline: fn.dim(--pad-i-label);
+            margin-inline: props.get(vars.$pad-i-label);
         }
     
         @include iro.bem-modifier('block') {
@@ -263,37 +120,36 @@ $static-themes: 'black' 'white' !default;
     
         @include iro.bem-modifier('outline') {
             background-color: transparent;
-            border-color:     fn.color(--disabled --outline-border);
         }
 
-        @each $size in $sizes {
-            @include iro.bem-modifier($size) {
-                padding-block:  fn.dim(--#{$size} --pad-b);
-                padding-inline: fn.dim(--#{$size} --pad-i);
-                font-size:      fn.dim(--#{$size} --font-size);
+        @each $mod, $pad-i, $pad-i-label, $pad-b, $font-size in vars.$sizes {
+            @include iro.bem-modifier($mod) {
+                padding-block:  props.get($pad-b);
+                padding-inline: props.get($pad-i);
+                font-size:      props.get($font-size);
 
                 @include iro.bem-elem('label') {
-                    margin-inline: fn.dim(--#{$size} --pad-i-label);
+                    margin-inline: props.get($pad-i-label);
                 }
             }
         }
 
-        @include static-theme;
-    
-        @each $theme in $themes {
-            @include iro.bem-modifier($theme) {
-                @include theme(--#{$theme});
+        @include -apply-static-theme(vars.$default-theme);
+
+        @each $theme in map.keys(props.get(vars.$themes)) {
+            @include iro.bem-modifier(string.slice($theme, 3)) {
+                @include -apply-theme(vars.$themes, $theme);
             }
         }
-    
-        @each $theme in $static-themes {
-            @include iro.bem-modifier(static-#{$theme}) {
-                @include static-theme(--static-#{$theme});
+
+        @each $theme in map.keys(props.get(vars.$static-themes)) {
+            @include iro.bem-modifier(string.slice($theme, 3)) {
+                @include -apply-static-theme(vars.$static-themes, $theme);
             }
         }
     
         @include iro.bem-modifier('round') {
-            inline-size:    calc(1em * fn.dim(--line-height) + 2 * fn.dim(--pad-b));
+            inline-size:    calc(1em * props.get(vars.$line-height) + 2 * props.get(vars.$pad-b));
             padding-inline: 0;
             border-radius:  100em;
         }
diff --git a/src/objects/_button.vars.scss b/src/objects/_button.vars.scss
new file mode 100644
index 0000000..80d9274
--- /dev/null
+++ b/src/objects/_button.vars.scss
@@ -0,0 +1,163 @@
+@use 'sass:map';
+@use '../props';
+@use '../core.vars' as core;
+
+$line-height:  props.def(--o-button--line-height, 1.4) !default;
+$pad-i:        props.def(--o-button--pad-i, props.get(core.$size--200)) !default;
+$pad-i-label:  props.def(--o-button--pad-i-label, props.get(core.$size--75)) !default;
+$pad-b:        props.def(--o-button--pad-b, props.get(core.$size--65)) !default;
+$border-width: props.def(--o-button--border-width, props.get(core.$border-width--medium)) !default;
+$rounding:     props.def(--o-button--rounding, 10em) !default;
+$font-size:    props.def(--o-button--font-size, props.get(core.$font-size--100)) !default;
+
+$pad-i--sm:       props.def(--o-button--sm--pad-i, props.get(core.$size--150)) !default;
+$pad-i-label--sm: props.def(--o-button--sm--pad-i-label, props.get(core.$size--50)) !default;
+$pad-b--sm:       props.def(--o-button--sm--pad-b, props.get(core.$size--25)) !default;
+$font-size--sm:   props.def(--o-button--sm--font-size, props.get(core.$font-size--75)) !default;
+
+$pad-i--lg:       props.def(--o-button--lg--pad-i, props.get(core.$size--250)) !default;
+$pad-i-label--lg: props.def(--o-button--lg--pad-i-label, props.get(core.$size--100)) !default;
+$pad-b--lg:       props.def(--o-button--lg--pad-b, props.get(core.$size--100)) !default;
+$font-size--lg:   props.def(--o-button--lg--font-size, props.get(core.$font-size--150)) !default;
+
+$pad-i--xl:       props.def(--o-button--xl--pad-i, props.get(core.$size--300)) !default;
+$pad-i-label--xl: props.def(--o-button--xl--pad-i-label, props.get(core.$size--150)) !default;
+$pad-b--xl:       props.def(--o-button--xl--pad-b, props.get(core.$size--150)) !default;
+$font-size--xl:   props.def(--o-button--xl--font-size, props.get(core.$font-size--200)) !default;
+
+$key-focus--border-width:  props.def(--o-button--key-focus--border-width, props.get(core.$key-focus--border-width)) !default;
+$key-focus--border-offset: props.def(--o-button--key-focus--border-offset, props.get(core.$key-focus--border-offset)) !default;
+$key-focus--outline-width: props.def(--o-button--key-focus--outline-width, props.get(core.$key-focus--outline-width)) !default;
+
+$sizes: (
+    'sm' $pad-i--sm $pad-i-label--sm $pad-b--sm $font-size--sm,
+    'lg' $pad-i--lg $pad-i-label--lg $pad-b--lg $font-size--lg,
+    'xl' $pad-i--xl $pad-i-label--xl $pad-b--xl $font-size--xl,
+) !default;
+
+$default-theme-override: () !default;
+$default-theme: props.def(--o-button, (
+    --default: (
+        --bg:             props.get(core.$theme, --border-mute),
+        --label:          props.get(core.$theme, --text),
+        --outline-border: props.get(core.$theme, --border),
+        --outline-label:  props.get(core.$theme, --text),
+
+        --hover: (
+            --bg:     props.get(core.$theme, --border),
+            --label:  props.get(core.$theme, --heading),
+        ),
+        --active: (
+            --bg:     props.get(core.$theme, --border-strong),
+            --label:  props.get(core.$theme, --heading),
+        ),
+        --disabled: (
+            --bg:             props.get(core.$theme, --border-mute),
+            --outline-border: props.get(core.$theme, --border),
+            --label:          props.get(core.$theme, --text-disabled),
+        ),
+        --key-focus: (
+            --label:   props.get(core.$theme, --focus --text),
+            --border:  props.get(core.$theme, --focus --border),
+            --outline: props.get(core.$theme, --focus --outline),
+        ),
+    ),
+));
+$default-theme: props.merge($default-theme, $default-theme-override);
+
+$static-themes: props.def(--o-button);
+
+@each $theme in map.keys(props.get(core.$transparent-colors)) {
+    $button-theme: #{$theme}-static;
+
+    $static-themes: props.merge($static-themes, (
+        $button-theme: (
+            --bg:             props.get(core.$transparent-colors, $theme, --200),
+            --label:          props.get(core.$transparent-colors, $theme, --900),
+            --outline-border: props.get(core.$transparent-colors, $theme, --300),
+            --outline-label:  props.get(core.$transparent-colors, $theme, --900),
+
+            --hover: (
+                --bg:     props.get(core.$transparent-colors, $theme, --300),
+                --label:  props.get(core.$transparent-colors, $theme, --900),
+            ),
+
+            --active: (
+                --bg:     props.get(core.$transparent-colors, $theme, --400),
+                --label:  props.get(core.$transparent-colors, $theme, --900),
+            ),
+
+            --disabled: (
+                --bg:             props.get(core.$transparent-colors, $theme, --200),
+                --outline-border: props.get(core.$transparent-colors, $theme, --300),
+                --label:          props.get(core.$transparent-colors, $theme, --500),
+            ),
+
+            --key-focus: (
+                --bg:      props.get(core.$transparent-colors, $theme, --100),
+                --label:   props.get(core.$transparent-colors, $theme, --900),
+                --border:  props.get(core.$transparent-colors, $theme, --900),
+                --outline: props.get(core.$transparent-colors, $theme, --300),
+            ),
+
+            --primary: (
+                --bg:             props.get(core.$transparent-colors, $theme, --800),
+                --label:          props.get(core.$transparent-colors, $theme, --text),
+                --outline-border: props.get(core.$transparent-colors, $theme, --800),
+                --outline-label:  props.get(core.$transparent-colors, $theme, --900),
+    
+                --hover: (
+                    --bg:     props.get(core.$transparent-colors, $theme, --900),
+                    --label:  props.get(core.$transparent-colors, $theme, --text),
+                ),
+
+                --active: (
+                    --bg:     props.get(core.$transparent-colors, $theme, --900),
+                    --label:  props.get(core.$transparent-colors, $theme, --text),
+                ),
+            )
+        )
+    ));
+}
+
+$themes-config: --accent --negative !default;
+
+$themes: props.def(--o-button, (
+    --primary: (
+        --bg:             props.get(core.$theme, --base, --800),
+        --label:          props.get(core.$theme, --base, --800-text),
+        --outline-border: props.get(core.$theme, --base, --800),
+        --outline-label:  props.get(core.$theme, --text),
+
+        --hover: (
+            --bg:     props.get(core.$theme, --base, --900),
+            --label:  props.get(core.$theme, --base, --900-text),
+        ),
+
+        --active: (
+            --bg:     props.get(core.$theme, --base, --900),
+            --label:  props.get(core.$theme, --base, --900-text),
+        ),
+    ),
+));
+
+@each $theme in $themes-config {
+    $themes: props.merge($themes, (
+        $theme: (
+            --bg:             props.get(core.$static-colors, $theme, --900),
+            --label:          props.get(core.$static-colors, $theme, --900-text),
+            --outline-border: props.get(core.$theme, $theme, --900),
+            --outline-label:  props.get(core.$theme, $theme, --1000),
+
+            --hover: (
+                --bg:     props.get(core.$static-colors, $theme, --1000),
+                --label:  props.get(core.$static-colors, $theme, --1000-text),
+            ),
+
+            --active: (
+                --bg:     props.get(core.$static-colors, $theme, --1100),
+                --label:  props.get(core.$static-colors, $theme, --1100-text),
+            ),
+        )
+    ));
+}
diff --git a/src/scopes/_links.scss b/src/scopes/_links.scss
index 69793b2..81412aa 100644
--- a/src/scopes/_links.scss
+++ b/src/scopes/_links.scss
@@ -1,5 +1,6 @@
 @use 'sass:map';
 @use 'sass:meta';
+@use 'sass:string';
 @use 'iro-sass/src/iro-sass' as iro;
 @use '../props';
 
@@ -66,7 +67,7 @@
         }
 
         @each $theme in map.keys(props.get(vars.$static-themes)) {
-            @include iro.bem-modifier($theme) {
+            @include iro.bem-modifier(string.slice($theme, 3)) {
                 :link,
                 :visited {
                     color:                 props.get(vars.$static-themes, $theme, --text-color);
diff --git a/src_demo/index.scss b/src_demo/index.scss
index 5e102a1..4e5c8dd 100644
--- a/src_demo/index.scss
+++ b/src_demo/index.scss
@@ -21,3 +21,4 @@
 @include iro.o-avatar--styles;
 @include iro.o-backdrop--styles;
 @include iro.o-badge--styles;
+@include iro.o-button--styles;
-- 
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