Use System Theme

src/routes/+layout.svelte

@@ -19,28 +19,6 @@
         <a class="btn btn-ghost normal-case text-xl" href="/">blz.ai</a>
     </div>
     <div class="navbar-end">
-        <label class="swap swap-rotate">
-            <!-- this hidden checkbox controls the state -->
-            <input type="checkbox" class="theme-controller" value="dracula" />
-
-            <!-- sun icon -->
-            <svg
-                    class="swap-off h-6 w-6 fill-current"
-                    xmlns="http://www.w3.org/2000/svg"
-                    viewBox="0 0 24 24">
-                <path
-                        d="M5.64,17l-.71.71a1,1,0,0,0,0,1.41,1,1,0,0,0,1.41,0l.71-.71A1,1,0,0,0,5.64,17ZM5,12a1,1,0,0,0-1-1H3a1,1,0,0,0,0,2H4A1,1,0,0,0,5,12Zm7-7a1,1,0,0,0,1-1V3a1,1,0,0,0-2,0V4A1,1,0,0,0,12,5ZM5.64,7.05a1,1,0,0,0,.7.29,1,1,0,0,0,.71-.29,1,1,0,0,0,0-1.41l-.71-.71A1,1,0,0,0,4.93,6.34Zm12,.29a1,1,0,0,0,.7-.29l.71-.71a1,1,0,1,0-1.41-1.41L17,5.64a1,1,0,0,0,0,1.41A1,1,0,0,0,17.66,7.34ZM21,11H20a1,1,0,0,0,0,2h1a1,1,0,0,0,0-2Zm-9,8a1,1,0,0,0-1,1v1a1,1,0,0,0,2,0V20A1,1,0,0,0,12,19ZM18.36,17A1,1,0,0,0,17,18.36l.71.71a1,1,0,0,0,1.41,0,1,1,0,0,0,0-1.41ZM12,6.5A5.5,5.5,0,1,0,17.5,12,5.51,5.51,0,0,0,12,6.5Zm0,9A3.5,3.5,0,1,1,15.5,12,3.5,3.5,0,0,1,12,15.5Z" />
-            </svg>
-
-            <!-- moon icon -->
-            <svg
-                    class="swap-on h-6 w-6 fill-current"
-                    xmlns="http://www.w3.org/2000/svg"
-                    viewBox="0 0 24 24">
-                <path
-                        d="M21.64,13a1,1,0,0,0-1.05-.14,8.05,8.05,0,0,1-3.37.73A8.15,8.15,0,0,1,9.08,5.49a8.59,8.59,0,0,1,.25-2A1,1,0,0,0,8,2.36,10.14,10.14,0,1,0,22,14.05,1,1,0,0,0,21.64,13Zm-9.5,6.69A8.14,8.14,0,0,1,7.08,5.22v.27A10.15,10.15,0,0,0,17.22,15.63a9.79,9.79,0,0,0,2.1-.22A8.11,8.11,0,0,1,12.14,19.73Z" />
-            </svg>
-        </label>
         <button class="btn btn-ghost btn-circle" aria-label="search icon">
             <svg xmlns="http://www.w3.org/2000/svg" class="h-5 w-5" fill="none" viewBox="0 0 24 24" stroke="currentColor"><path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z" /></svg>
         </button>

tailwind.config.cjs

@@ -1,8 +1,10 @@
 /** @type {import('tailwindcss').Config} */
 module.exports = {
+  darkMode: 'media',
   content: ['./src/**/*.{html,js,svelte,ts}'],
   daisyui: {
-    themes: ['fantasy', 'dracula']
+    themes: ['fantasy', 'dracula'],
+    darkTheme: 'dracula'
   },
   plugins: [require("@tailwindcss/typography"), require('daisyui')],
 };