body {
  font-family: Arial, sans-serif;
  background: #f0f2f5;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 600px;
  margin: auto;
  padding: 20px;
}

#login, .new-post, .feed, .topbar {
  background: white;
  padding: 15px;
  margin-bottom: 15px;
  border-radius: 8px;
  box-shadow: 0 0 5px rgba(0,0,0,0.1);
}

input, textarea {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-radius: 5px;
  resize: none;
  font-size: 14px;
}

textarea {
  min-height: 60px;
}

button {
  margin-top: 10px;
  width: 100%;
  padding: 10px;
  background-color: #1877f2;
  color: white;
  border: none;
  border-radius: 5px;
  font-weight: bold;
  cursor: pointer;
  font-size: 14px;
}

button:hover {
  background-color: #145dbf;
}

.post {
  border-bottom: 1px solid #eee;
  padding: 10px 0;
}

.post strong {
  display: block;
  margin-bottom: 5px;
  color: #333;
  font-weight: bold;
}

.post small {
  color: #888;
  font-size: 12px;
}

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

.topbar span {
  font-weight: bold;
  color: #444;
}

/* Respuestas */
.replies {
  margin-top: 10px;
  padding-left: 15px;
  border-left: 2px solid #ccc;
}

.reply {
  background: #f9f9f9;
  margin-top: 5px;
  padding: 8px;
  border-radius: 5px;
}

.reply strong {
  color: #444;
  font-size: 13px;
}

.reply small {
  color: #999;
  font-size: 11px;
}