chore(theme): remove light theme, tidy dark CSS

public/assets/css/theme-tangerine-dream.css

@@ -1,3 +1,9 @@
+/* Theme Metadata */
+gitea-theme-meta-info {
+  --theme-display-name: "Tangerine Dream";
+  --theme-color-scheme: "dark";
+}
+
 /* https://github.com/alecthomas/chroma/blob/6428fb4e65f3c1493491571c8a6a8f1add1da822/types.go#L208 */
 .chroma .bp {
   color: #fabd2f;
@@ -44,10 +50,12 @@
 }
 
 /* LiteralStringDelimiter */
-.chroma .fm {}
+.chroma .fm {
+}
 
 /* NameFunctionMagic */
-.chroma .g {}
+.chroma .g {
+}
 
 /* Generic */
 .chroma .gd {
@@ -72,7 +80,8 @@
 }
 
 /* GenericInserted */
-.chroma .gl {}
+.chroma .gl {
+}
 
 /* GenericUnderline */
 .chroma .go {
@@ -145,10 +154,12 @@
 }
 
 /* KeywordType */
-.chroma .l {}
+.chroma .l {
+}
 
 /* Literal */
-.chroma .ld {}
+.chroma .ld {
+}
 
 /* LiteralDate */
 .chroma .m {
@@ -266,7 +277,8 @@
 }
 
 /* Punctuation */
-.chroma .py {}
+.chroma .py {
+}
 
 /* NameProperty */
 .chroma .s {
@@ -349,7 +361,8 @@
 }
 
 /* NameVariableInstance */
-.chroma .vm {}
+.chroma .vm {
+}
 
 /* NameVariableMagic */
 .chroma .w {
@@ -673,7 +686,12 @@
   --color-input-border: var(--color-secondary);
   --color-input-border-hover: var(--color-secondary-dark-1);
   --color-light: #00001728;
-  --color-light-mimic-enabled: rgba(0, 0, 0, calc(40 / 255 * 222 / 255 / var(--opacity-disabled)));
+  --color-light-mimic-enabled: rgba(
+    0,
+    0,
+    0,
+    calc(40 / 255 * 222 / 255 / var(--opacity-disabled))
+  );
   --color-light-border: #e8f3ff28;
   --color-hover: #e8f3ff16;
   --color-active: #e8f3ff20;