body {
  font-family: Arial, sans-serif;
  background: linear-gradient(135deg, #1f1f2e, #111118);
  color: #fff;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

#chat {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(15px);
  width: 500px;
  max-width: 90%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  display: flex;
  flex-direction: column;
  height: 80vh;
}

#userSettings {
  display: flex;
  gap: 10px;
  padding: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px 10px 0 0;
  align-items: center;
}

#userSettings input,
#userSettings select {
  padding: 5px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  border-radius: 6px;
}

#messages {
  list-style-type: none;
  padding: 10px;
  margin: 0;
  overflow-y: auto;
  flex: 1;
}

.message {
  margin-bottom: 10px;
  padding: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  background: rgba(0, 0, 0, 0.3);
  word-break: break-word;
}

.message-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 4px;
}

.timestamp {
  font-size: 0.8em;
  color: #ccc;
}

.name-label {
  padding: 2px 4px;
  border-radius: 4px;
  color: #fff;
  margin-right: 5px;
  font-weight: bold;
}

.message-text {
  white-space: pre-wrap;
}

.reply-info {
  display: none;
  padding: 5px;
  background: rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  align-items: center;
  gap: 5px;
}

.reply-preview {
  padding: 4px;
  background: rgba(255, 255, 255, 0.1);
  border-left: 2px solid rgba(255, 255, 255, 0.3);
  margin-bottom: 4px;
  font-size: 0.9em;
  color: #ccc;
}

#cancelReply {
  margin-left: auto;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
}

#form {
  display: flex;
  padding: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  gap: 5px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 0 0 10px 10px;
}

#input {
  flex: 1;
  padding: 8px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  border-radius: 6px;
}

button {
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  cursor: pointer;
  border-radius: 6px;
  transition: background 0.2s;
}

button:hover {
  background: rgba(255, 255, 255, 0.3);
}

#imageInput {
  color: #fff;
}

.file-label {
  display: flex;
  align-items: center;
  padding: 0 8px;
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}

.file-label:hover {
  background: rgba(255, 255, 255, 0.3);
}

#imagePreview {
  max-width: 200px;
  max-height: 200px;
  display: block;
  margin-top: 5px;
  border-radius: 4px;
}

.message img {
  max-width: 200px;
  cursor: pointer;
  border-radius: 4px;
}

#imageModal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

#imageModal.show {
  display: flex;
}

#imageModal img {
  max-width: 90%;
  max-height: 90%;
  border-radius: 8px;
}