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Fix theme flash between pages (FOUC)

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- Add inline script to apply theme immediately in head
- Prevents flash of light mode before auto/dark theme applies
- Script runs before DOM parsing to avoid visual flicker
- Applied to all pages: index, admin, and privacy

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
Claude Code 2025-07-05 19:27:16 -04:00
parent 008201aa84
commit f12142b63f
3 changed files with 21 additions and 0 deletions
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7
public/admin.html
View file

@ -7,6 +7,13 @@
<link rel="icon" type="image/svg+xml" href="https://iceymi.b-cdn.net/favicon.svg">
<link rel="icon" type="image/x-icon" href="data:image/svg+xml;base64,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">
<link rel="stylesheet" href="style.css">
<script>
// Apply theme immediately to prevent flash
(function() {
const savedTheme = localStorage.getItem('theme') || 'auto';
document.documentElement.setAttribute('data-theme', savedTheme);
})();
</script>
</head>
<body>
<div class="admin-container">

7
public/index.html
View file

@ -8,6 +8,13 @@
<link rel="icon" type="image/x-icon" href="data:image/svg+xml;base64,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">
<link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css" />
<link rel="stylesheet" href="style.css">
<script>
// Apply theme immediately to prevent flash
(function() {
const savedTheme = localStorage.getItem('theme') || 'auto';
document.documentElement.setAttribute('data-theme', savedTheme);
})();
</script>
</head>
<body>
<div class="container">

7
public/privacy.html
View file

@ -7,6 +7,13 @@
<link rel="icon" type="image/svg+xml" href="https://iceymi.b-cdn.net/favicon.svg">
<link rel="icon" type="image/x-icon" href="data:image/svg+xml;base64,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">
<link rel="stylesheet" href="style.css">
<script>
// Apply theme immediately to prevent flash
(function() {
const savedTheme = localStorage.getItem('theme') || 'auto';
document.documentElement.setAttribute('data-theme', savedTheme);
})();
</script>
</head>
<body>
<div class="privacy-container">