body {
  font-family: Arial, sans-serif;
  margin: 0;
  background: #0f172a;
  color: white;
}

h1 {
  text-align: center;
  padding: 20px;
}

#auth, #app {
  max-width: 600px;
  margin: auto;
  padding: 15px;
}

input, textarea {
  width: 100%;
  padding: 10px;
  margin: 5px 0;
  border-radius: 8px;
  border: none;
  outline: none;
  background: #1e293b;
  color: white;
}

button {
  padding: 10px;
  margin: 5px 0;
  width: 100%;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background: #3b82f6;
  color: white;
  font-weight: bold;
}

button:hover {
  background: #2563eb;
}

hr {
  border: 1px solid #1e293b;
  margin: 20px 0;
}

/* Post feed */
#feed {
  margin-top: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.post {
  background: #1e293b;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid #334155;
}

.post strong {
  color: #60a5fa;
  display: block;
  margin-bottom: 5px;
}

.post p {
  margin: 0;
  white-space: pre-wrap;
}

/* Logout button special */
#app button:first-child {
  background: #ef4444;
}

#app button:first-child:hover {
  background: #dc2626;
}