body {
  background-color: #121212;
  color: #e0e0e0;
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  max-width: 500px;
  width: 90%;
  padding: 20px;
  border-radius: 12px;
  background-color: #1c1c1c;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.6);
  text-align: center;
}

h1 {
  margin-bottom: 5px;
  color: #03dac6;
  font-size: 2em;
}

.tagline {
  font-size: 0.9em;
  color: #999;
  margin-bottom: 20px;
}

input,
textarea {
  width: 100%;
  margin: 10px 0;
  padding: 12px 14px;
  border: none;
  border-radius: 8px;
  background-color: #292929;
  color: #e0e0e0;
  font-size: 1em;
  box-sizing: border-box;
}

textarea {
  resize: none;
}

button {
  padding: 12px;
  border: none;
  border-radius: 8px;
  font-size: 1em;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.send-btn {
  flex: 9;
  background-color: #03dac6;
  color: #000;
}

.send-btn:hover {
  background-color: #00c4b4;
}

.ping-btn {
  flex: 1;
  background-color: #444;
  color: #fff;
  font-size: 1.2em;
}

.ping-btn:hover {
  background-color: #555;
}

.button-row {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

#chatBox {
  list-style: none;
  padding: 0;
  margin-top: 20px;
  max-height: 300px;
  overflow-y: auto;
  text-align: left;
}

#chatBox li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #2a2a2a;
  margin-bottom: 8px;
  padding: 10px 12px;
  border-radius: 6px;
}

#chatBox li span {
  flex: 1;
  margin-right: 10px;
  word-break: break-word;
}

.copy-btn {
  background: none;
  border: none;
  color: #03dac6;
  font-size: 1.2em;
  cursor: pointer;
}

.copy-btn:hover {
  color: #00ffe1;
}

.ping {
  background-color: #2e2e2e;
  color: #ffc107;
  font-weight: normal;
}

b {
  color: #03dac6;
}