Let text glow in its own color

The glow used to be green for all text, including red or blue terminal
output. The explicit red glows are no longer needed.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>

src/styles/style.css

@@ -5,7 +5,7 @@
   --fg: #33ff66;
   --dim: #1f9a3f;
   --hot: #ff2a2a;      /* KiK-Logo-Rot */
-  --glow: 0 0 6px rgba(51, 255, 102, .55);
+  --glow: 0 0 6px color-mix(in srgb, currentColor 55%, transparent); /* in each text's own color */
 }
 
 * { box-sizing: border-box; }
@@ -100,7 +100,7 @@ h1 {
   letter-spacing: .04em;
   text-transform: uppercase;
 }
-h1 span { color: var(--hot); text-shadow: 0 0 6px rgba(255, 42, 42, .6); }
+h1 span { color: var(--hot); }
 .tagline { margin: .4rem 0 0; color: var(--dim); }
 
 /* Menü */
@@ -157,7 +157,7 @@ dl.kv dd { margin: 0; }
 .btn::before { content: "[ "; }
 .btn::after  { content: " ]"; }
 .btn { border: 0; padding: 0; }
-.btn.hot { color: var(--hot); text-shadow: 0 0 6px rgba(255, 42, 42, .6); }
+.btn.hot { color: var(--hot); }
 .btn.hot:hover, .btn.hot:focus-visible { background: var(--hot); color: #000; }
 
 .note { color: var(--dim); }