body {
  font-family: Arial, sans-serif;
  background: #f5f5f5;
  color: #000;
  padding: 20px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.buttons button {
  margin-left: 5px;
}

.post {
  background: white;
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 8px;
}

.post img {
  max-width: 100%;
}

.editor {
  background: white;
  min-height: 150px;
  padding: 10px;
  border: 1px solid #ccc;
}

.toolbar button {
  margin-right: 5px;
}

/* 🌙 Dark mode */
body.dark {
  background: #121212;
  color: #eee;
}

body.dark .post,
body.dark .editor {
  background: #1e1e1e;
  color: #eee;
  border-color: #333;
}