diff --git a/static/app.js b/static/app.js
index 2c999cf..240d41c 100644
--- a/static/app.js
+++ b/static/app.js
@@ -1,45 +1,4 @@
 (() => {
-  // Theme management
-  const themeToggle = document.getElementById("themeToggle");
-  const prefersDark = window.matchMedia("(prefers-color-scheme: dark)");
-
-  function getTheme() {
-    const saved = localStorage.getItem("xp-theme");
-    if (saved) return saved;
-    return prefersDark.matches ? "dark" : "light";
-  }
-
-  function setTheme(theme) {
-    if (theme === "dark") {
-      document.documentElement.setAttribute("data-theme", "dark");
-      if (themeToggle) themeToggle.textContent = "☀️";
-    } else {
-      document.documentElement.removeAttribute("data-theme");
-      if (themeToggle) themeToggle.textContent = "🌙";
-    }
-    localStorage.setItem("xp-theme", theme);
-  }
-
-  function toggleTheme() {
-    const current = document.documentElement.getAttribute("data-theme") === "dark" ? "dark" : "light";
-    setTheme(current === "dark" ? "light" : "dark");
-  }
-
-  // Initialize theme
-  setTheme(getTheme());
-
-  // Listen for theme toggle
-  if (themeToggle) {
-    themeToggle.addEventListener("click", toggleTheme);
-  }
-
-  // Listen for system theme changes
-  prefersDark.addEventListener("change", (e) => {
-    if (!localStorage.getItem("xp-theme")) {
-      setTheme(e.matches ? "dark" : "light");
-    }
-  });
-
   let qs = new URLSearchParams(window.location.search);
   const qInput = document.getElementById("q");
   const channelDropdown = document.getElementById("channelDropdown");
diff --git a/static/index.html b/static/index.html
index 1742882..d3fe8cd 100644
--- a/static/index.html
+++ b/static/index.html
@@ -13,7 +13,6 @@
       <div class="title-bar">
         <div class="title-bar-text">This Little Corner — Elastic Search</div>
         <div class="title-bar-controls">
-          <button id="themeToggle" aria-label="Toggle theme" title="Toggle dark mode" style="margin-right: 4px; min-width: 24px; font-size: 14px;">🌙</button>
           <button aria-label="Minimize"></button>
           <button aria-label="Maximize"></button>
           <button aria-label="Close"></button>
diff --git a/static/style.css b/static/style.css
index 526f992..08ddc4e 100644
--- a/static/style.css
+++ b/static/style.css
@@ -1,101 +1,5 @@
 /* Custom styles for XP.css integration */
 
-/* Theme variables - Light mode (default) */
-:root {
-  --xp-bg-desktop: teal;
-  --xp-bg-window: #ece9d8;
-  --xp-bg-white: white;
-  --xp-text-primary: black;
-  --xp-text-secondary: #666;
-  --xp-border-light: white;
-  --xp-border-dark: #0a0a0a;
-  --xp-border-shadow: grey;
-  --xp-border-highlight: #dfdfdf;
-  --xp-button-face: #ece9d8;
-  --xp-titlebar-bg: linear-gradient(to right, #0054e3, #1591e6);
-  --xp-titlebar-text: white;
-  --xp-selection-bg: #0a246a;
-  --xp-selection-text: white;
-  --xp-field-bg: white;
-  --xp-field-border: #7f9db9;
-}
-
-/* Dark mode theme */
-[data-theme="dark"] {
-  --xp-bg-desktop: #1a1a2e;
-  --xp-bg-window: #2d2d44;
-  --xp-bg-white: #1e1e2e;
-  --xp-text-primary: #e0e0e0;
-  --xp-text-secondary: #a0a0a0;
-  --xp-border-light: #4a4a5e;
-  --xp-border-dark: #0a0a0a;
-  --xp-border-shadow: #1a1a1a;
-  --xp-border-highlight: #3a3a4e;
-  --xp-button-face: #2d2d44;
-  --xp-titlebar-bg: linear-gradient(to right, #1a3a5e, #2a4a6e);
-  --xp-titlebar-text: #e0e0e0;
-  --xp-selection-bg: #2a4a7e;
-  --xp-selection-text: white;
-  --xp-field-bg: #1e1e2e;
-  --xp-field-border: #4a5a6e;
-}
-
-/* Apply theme variables */
-body {
-  background: var(--xp-bg-desktop);
-  color: var(--xp-text-primary);
-}
-
-.window {
-  background: var(--xp-bg-window);
-}
-
-.window-body {
-  background: var(--xp-bg-window);
-  color: var(--xp-text-primary);
-}
-
-.title-bar {
-  background: var(--xp-titlebar-bg);
-  color: var(--xp-titlebar-text);
-}
-
-button {
-  background: var(--xp-button-face);
-  color: var(--xp-text-primary);
-  box-shadow: inset -1px -1px var(--xp-border-dark),
-              inset 1px 1px var(--xp-border-light),
-              inset -2px -2px var(--xp-border-shadow),
-              inset 2px 2px var(--xp-border-highlight);
-}
-
-button:active {
-  box-shadow: inset -1px -1px var(--xp-border-light),
-              inset 1px 1px var(--xp-border-dark),
-              inset -2px -2px var(--xp-border-highlight),
-              inset 2px 2px var(--xp-border-shadow);
-}
-
-input[type="text"],
-textarea,
-select {
-  background: var(--xp-field-bg);
-  color: var(--xp-text-primary);
-  border-color: var(--xp-field-border);
-}
-
-fieldset {
-  border-color: var(--xp-border-shadow) var(--xp-border-light) var(--xp-border-light) var(--xp-border-shadow);
-}
-
-.status-bar {
-  background: var(--xp-bg-window);
-}
-
-.status-bar-field {
-  color: var(--xp-text-primary);
-}
-
 /* Fix blurry text rendering - override XP.css font smoothing */
 .window,
 .window *,
@@ -129,18 +33,10 @@ label {
   font-size: 11px;
 }
 
-/* Smooth theme transitions */
-body,
-.window,
-.window-body,
-button,
-input,
-select,
-textarea,
-.status-bar,
-.channel-dropdown summary,
-.channel-options {
-  transition: background 0.3s ease, color 0.3s ease, border-color 0.3s ease;
+body {
+  background: teal;
+  padding: 0;
+  margin: 0;
 }
 
 /* Channel dropdown custom styling */
@@ -153,10 +49,9 @@ textarea,
   list-style: none;
   cursor: pointer;
   padding: 3px 4px;
-  background: var(--xp-button-face);
-  color: var(--xp-text-primary);
+  background: ButtonFace;
   border: 1px solid;
-  border-color: var(--xp-border-light) var(--xp-border-shadow) var(--xp-border-shadow) var(--xp-border-light);
+  border-color: ButtonHighlight ButtonShadow ButtonShadow ButtonHighlight;
   min-width: 180px;
   text-align: left;
 }
@@ -179,13 +74,12 @@ textarea,
   position: absolute;
   margin-top: 2px;
   padding: 4px;
-  background: var(--xp-bg-window);
-  color: var(--xp-text-primary);
+  background: ButtonFace;
   border: 1px solid;
-  border-color: var(--xp-border-light) var(--xp-border-shadow) var(--xp-border-shadow) var(--xp-border-light);
+  border-color: ButtonHighlight ButtonShadow ButtonShadow ButtonHighlight;
   max-height: 300px;
   overflow-y: auto;
-  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.3);
+  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.2);
   z-index: 100;
   min-width: 220px;
 }
@@ -222,7 +116,7 @@ textarea,
 
 /* Results styling */
 #results .item {
-  border-bottom: 1px solid var(--xp-border-shadow);
+  border-bottom: 1px solid ButtonShadow;
   padding: 12px 0;
   margin-bottom: 8px;
 }
@@ -250,10 +144,9 @@ textarea,
 
 /* Transcript and highlights */
 .transcript {
-  background: var(--xp-field-bg);
-  color: var(--xp-text-primary);
+  background: Window;
   border: 1px solid;
-  border-color: var(--xp-border-shadow) var(--xp-border-light) var(--xp-border-light) var(--xp-border-shadow);
+  border-color: ButtonShadow ButtonHighlight ButtonHighlight ButtonShadow;
   padding: 8px;
   margin-top: 6px;
   max-height: 200px;
@@ -276,9 +169,9 @@ textarea,
 }
 
 .highlight-row:hover {
-  background: var(--xp-selection-bg);
-  color: var(--xp-selection-text);
-  border: 1px dotted var(--xp-text-primary);
+  background: Highlight;
+  color: HighlightText;
+  border: 1px dotted WindowText;
 }
 
 mark {
@@ -294,10 +187,9 @@ mark {
 .full-transcript {
   margin-top: 12px;
   padding: 8px;
-  background: var(--xp-field-bg);
-  color: var(--xp-text-primary);
+  background: Window;
   border: 2px solid;
-  border-color: var(--xp-border-shadow) var(--xp-border-light) var(--xp-border-light) var(--xp-border-shadow);
+  border-color: ButtonShadow ButtonHighlight ButtonHighlight ButtonShadow;
   max-height: 400px;
   overflow-y: auto;
   font-size: 11px;
@@ -306,7 +198,7 @@ mark {
 .transcript-segment {
   margin-bottom: 10px;
   padding-bottom: 6px;
-  border-bottom: 1px solid var(--xp-border-shadow);
+  border-bottom: 1px solid ButtonShadow;
 }
 
 .transcript-segment:last-child {
@@ -349,7 +241,7 @@ mark {
 }
 
 .transcript-text {
-  color: var(--xp-text-primary);
+  color: WindowText;
   line-height: 1.4;
 }
 
@@ -359,8 +251,8 @@ mark {
   display: flex;
   align-items: center;
   justify-content: space-between;
-  background: var(--xp-titlebar-bg);
-  color: var(--xp-titlebar-text);
+  background: ActiveCaption;
+  color: CaptionText;
   padding: 2px 4px;
 }
 
@@ -372,8 +264,8 @@ mark {
 }
 
 .transcript-close:hover {
-  background: var(--xp-selection-bg);
-  color: var(--xp-selection-text);
+  background: Highlight;
+  color: HighlightText;
 }
 
 /* Chart styling */
@@ -391,7 +283,7 @@ mark {
 }
 
 #frequencyChart .axis text {
-  fill: var(--xp-text-primary);
+  fill: WindowText;
   font-size: 10px;
 }