body {
  background: #c0c0c0;
  font-family: Arial, sans-serif;
  font-size: 13px;
  padding: 20px;
  color: #000;
}

#header-gifs {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

#header-gifs img {
  height: 60px;
  width: auto;
}

h1 {
  font-size: 18px;
  margin-bottom: 16px;
}

#layout {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

#chat {
  width: 480px;
  border: 2px solid;
  border-color: #fff #808080 #808080 #fff;
  background: #d4d0c8;
  padding: 4px;
}

#chat-titlebar {
  background: #000080;
  color: #fff;
  font-weight: bold;
  font-size: 12px;
  padding: 3px 6px;
  margin-bottom: 6px;
  user-select: none;
}

#messages {
  height: 260px;
  overflow-y: auto;
  background: #fff;
  border: 2px solid;
  border-color: #808080 #fff #fff #808080;
  padding: 6px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 6px;
}

#load-more {
  font-size: 11px;
  color: #000080;
  text-align: center;
  cursor: pointer;
  padding: 4px 0;
  text-decoration: underline;
}

#load-more:hover {
  color: #0000ff;
}

.date-sep {
  font-size: 11px;
  font-weight: bold;
  color: #808080;
  text-align: center;
  border-top: 1px solid #ddd;
  margin: 6px 0 4px;
  padding-top: 4px;
}

.msg {
  font-size: 12px;
  line-height: 1.4;
  word-break: break-word;
}

.msg .who {
  font-weight: bold;
  color: #000080;
}

.msg .time {
  color: #808080;
  font-size: 11px;
  margin-left: 4px;
}

.status {
  font-size: 11px;
  color: #808080;
  font-style: italic;
}

#status {
  font-size: 11px;
  color: #808080;
  font-style: italic;
  padding: 4px 2px 2px;
}

#name-row {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 6px;
  font-size: 12px;
}

#name-display {
  font-weight: bold;
  color: #000080;
}

#chat-form {
  display: flex;
  gap: 4px;
}

#msg {
  flex: 1;
  font-size: 12px;
  padding: 2px 4px;
  border: 2px solid;
  border-color: #808080 #fff #fff #808080;
  background: #fff;
  font-family: Arial, sans-serif;
}

button, #send-btn {
  font-size: 12px;
  padding: 2px 10px;
  background: #d4d0c8;
  border: 2px solid;
  border-color: #fff #808080 #808080 #fff;
  cursor: pointer;
  font-family: Arial, sans-serif;
  color: #000;
}

button:active {
  border-color: #808080 #fff #fff #808080;
}

#users-panel {
  order: 2;
  width: 140px;
  border: 2px solid;
  border-color: #fff #808080 #808080 #fff;
  background: #d4d0c8;
  padding: 4px;
}

.panel-titlebar {
  background: #000080;
  color: #fff;
  font-weight: bold;
  font-size: 12px;
  padding: 3px 6px;
  margin-bottom: 6px;
  user-select: none;
}

#user-list {
  list-style: none;
  padding: 4px;
  margin: 0;
  background: #fff;
  border: 2px solid;
  border-color: #808080 #fff #fff #808080;
  min-height: 40px;
  font-size: 12px;
}

#user-list li {
  padding: 2px 0;
  color: #000080;
  font-weight: bold;
  word-break: break-all;
}

@media (max-width: 600px) {
  body {
    padding: 0;
  }

  h1 {
    padding: 10px 10px 0;
  }

  #header-gifs {
    gap: 0;
    margin-bottom: 0;
    width: 100%;
  }

  #header-gifs img {
    height: auto;
    flex: 1;
    min-width: 0;
  }

  #header-gifs img:nth-child(3) {
    flex: 16;
  }

  #layout {
    flex-direction: column;
    align-items: stretch;
    padding: 10px;
  }

  #chat {
    width: auto;
  }

  #users-panel {
    order: 0;
    width: auto;
  }
}