Merge scss functions / Fix strip-unit

assets.json

@@ -1,3 +1,3 @@
 {
-    "version": 1684741656772
+    "version": 1686214653663
 }

assets/styles/settings/_config.variables.scss

@@ -14,7 +14,7 @@
     --container-width:  calc(100% - 2 * var(--grid-margin));
 
     // Font sizes
-    --font-size-h1:     #{rem(36px)};
+    --font-size-h1:     #{responsive-type(36px, 72px, 1400px)};
     --font-size-h2:     #{rem(28px)};
     --font-size-h3:     #{rem(24px)};
     --font-size-h4:     #{rem(20px)};

assets/styles/tools/_functions.scss

@@ -140,6 +140,73 @@
 
 $context: 'frontend' !default;
 
+// Returns calculation of a percentage of the grid cell width
+// with optional inset of grid gutter.
+//
+// ```scss
+// .c-box {
+//     width: grid-space(6/12);
+//     margin-left: grid-space(1/12, 1);
+// }
+// ```
+//
+// @param  {number} $number - The percentage spacer
+// @param  {number} $inset  - The grid gutter inset
+// @return {function<number>}
+@function grid-space($percentage, $inset: 0) {
+    @return calc(#{$percentage} * (100vw - 2 * var(--grid-margin, 0px)) - (1 - #{$percentage}) * var(--grid-gutter, 0px) + #{$inset} * var(--grid-gutter, 0px));
+}
+
+// Returns calculation of a percentage of the viewport height.
+//
+// ```scss
+// .c-box {
+//     height: vh(100);
+// }
+// ```
+//
+// @param  {number} $number - The percentage number
+// @return {function<number>} in vh
+@function vh($number) {
+    @return calc(#{$number} * var(--vh, 1vh));
+}
+
+// Returns calculation of a percentage of the viewport width.
+//
+// ```scss
+// .c-box {
+//     width: vw(100);
+// }
+// ```
+//
+// @param  {number} $number - The percentage number
+// @return {function<number>} in vw
+
+@function vw($number) {
+    @return calc(#{$number} * var(--vw, 1vw));
+}
+
+// Returns clamp of calculated preferred responsive font size
+// within a font size and breakpoint range.
+//
+// ```scss
+// .c-heading.-h1 {
+//     font-size: responsive-type(30px, 60px, 1800);
+// }
+//
+// .c-heading.-h2 {
+//     font-size: responsive-type(20px, 40px, $from-big);
+// }
+// ```
+//
+// @param  {number} $min-size   - Minimum font size in pixels.
+// @param  {number} $max-size   - Maximum font size in pixels.
+// @param  {number} $breakpoint - Maximum breakpoint.
+// @return {function<number, function<number>, number>}
+@function responsive-type($min-size, $max-size, $breakpoint) {
+    $delta: math.div($max-size, $breakpoint);
+    @return clamp($min-size, calc(#{strip-unit($delta)} * #{vw(100)}), $max-size);
+}
 
 // Returns color code.
 //

assets/styles/tools/_maths.scss

@@ -2,13 +2,18 @@
 // Tools / Maths
 // ==========================================================================
 
-// Removes the unit from the given number.
+// Remove the unit of a length
 //
-// @param  {number} $number The number to strip.
-// @return {number}
+// @param {Number} $number Number to remove unit from
+// @return {function<number>}
+@function strip-unit($value) {
+    @if type-of($value) != "number" {
+        @error "Invalid `#{type-of($value)}` type. Choose a number type instead.";
+    } @else if type-of($value) == "number" and not is-unitless($value) {
+        @return math.div($value, $value * 0 + 1);
+    }
 
-@function strip-units($number) {
-    @return math.div($number, ($number * 0 + 1));
+    @return $value;
 }
 
 // Returns the square root of the given number.