Merge pull request #6 from otoneko1102:fix/pages-encoding

fix: update range descriptions in datetime, math, and random modules

Author: otnc

pages/src/content/docs/stdlib/datetime.mdx

@@ -63,10 +63,10 @@ These functions extract date/time components in the local timezone.
 Returns the full year (e.g. 2026).
 
 ### `month[t]`
-Returns the month (1窶・2).
+Returns the month (1–12).
 
 ### `day[t]`
-Returns the day of the month (1窶・1).
+Returns the day of the month (1–31).
 
 ### `weekday[t]`
 Returns the day of the week (0=Sunday, 6=Saturday).

pages/src/content/docs/stdlib/math.mdx

@@ -117,7 +117,7 @@ Inverse hyperbolic functions.
 use p-math as m
 m.sin[m.pi div 2]   -- 1
 m.cos[0]             -- 1
-m.atan2[1; 1]        -- 0.7853... (ﾏ€/4)
+m.atan2[1; 1]        -- 0.7853... (π/4)
 ```
 
 ## Logarithms and Exponents

pages/src/content/docs/stdlib/random.mdx

@@ -58,7 +58,7 @@ r.getrandbits[16]  -- 0..65535
 ```
 
 ### `randbytes[n]`
-Returns an array of `n` random bytes (0窶・55).
+Returns an array of `n` random bytes (0–255).
 
 ```purus
 use p-random as r
@@ -183,7 +183,7 @@ r.clamp[5; 0; 10]    -- 5
 ```
 
 ### `lerp[a; b; t]`
-Linear interpolation between `a` and `b` by factor `t` (0窶・).
+Linear interpolation between `a` and `b` by factor `t` (0–1).
 
 ```purus
 use p-random as r