Refactor handout.typ

Reviewed-on: #7
Co-authored-by: Mark <mark@betalupi.com>
Co-committed-by: Mark <mark@betalupi.com>

lib/typst/local/handout/0.1.0/misc.typ

@@ -0,0 +1,49 @@
+/// Miscellaneous utilities
+
+#let ored = rgb("D62121")
+#let oorange = rgb("#ffaa3b")
+#let ogrape = rgb("9C36B5")
+#let ocyan = rgb("2288BF")
+#let oteal = rgb("12B886")
+#let ogreen = rgb("37B26D")
+#let oblue = rgb("1C7ED6")
+
+
+#let note(content, type: none) = {
+  set text(fill: rgb(100, 100, 100))
+  if type != none {
+    text(style: "oblique", [#type: ])
+  }
+  text(content)
+}
+
+#let hint = note.with(type: "Hint")
+
+#let examplesolution(content) = {
+  let c = oblue
+
+  align(
+    center,
+    stack(
+      block(
+        width: 100%,
+        breakable: false,
+        fill: c,
+        stroke: c + 2pt,
+        inset: 1.5mm,
+        (
+          align(left, text(fill: white, weight: "bold", [Example solution:]))
+        ),
+      ),
+      block(
+        width: 100%,
+        height: auto,
+        breakable: false,
+        fill: c.lighten(80%).desaturate(10%),
+        stroke: c + 2pt,
+        inset: 3mm,
+        align(left, content),
+      ),
+    ),
+  )
+}