* {
  box-sizing: border-box;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  margin: 0;
  background: #0b0b0b;
  color: #fff;
}

.container {
  max-width: 520px;
  margin: auto;
  padding: 30px 16px;
}

.title {
  font-size: 32px;
  margin-bottom: 4px;
}

.subtitle {
  color: #aaa;
  margin-bottom: 30px;
}

.post {
  background: #141414;
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 20px;
}

.post-user {
  font-size: 13px;
  color: #aaa;
}

.post-text {
  margin: 10px 0;
  font-size: 16px;
}

.post-time {
  font-size: 12px;
  color: #777;
  text-align: right;
}

.actions {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 8px;
}

.actions button {
  background: none;
  border: none;
  color: #aaa;
  cursor: pointer;
  font-size: 13px;
}

.actions button:hover {
  color: #fff;
}

.delete-btn {
  color: #ff6b6b;
}

.replies {
  margin-top: 12px;
  padding-left: 10px;
  border-left: 2px solid #222;
}

.reply {
  margin-top: 6px;
  font-size: 14px;
}

.reply-user {
  font-size: 12px;
  color: #888;
}

.reply-box {
  margin-top: 8px;
  display: flex;
  gap: 6px;
}

.reply-box input {
  flex: 1;
  background: #0f0f0f;
  border: 1px solid #222;
  color: #fff;
  padding: 6px;
  border-radius: 6px;
}

.input-box {
  margin-top: 40px;
}

textarea {
  width: 100%;
  height: 80px;
  background: #111;
  border: 1px solid #222;
  color: #fff;
  padding: 12px;
  border-radius: 10px;
  resize: none;
}

#sendBtn {
  width: 100%;
  margin-top: 10px;
  padding: 10px;
  border-radius: 10px;
  border: none;
  background: #222;
  color: #fff;
  cursor: pointer;
}

#sendBtn:hover {
  background: #333;
}