.track-chat-card {
  margin-top: 1rem;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: 16px;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
}

.track-chat-header {
  padding: .85rem 1rem;
  border-bottom: 1px solid rgba(0,0,0,.08);
  font-weight: 700;
  background: #f8fafc;
}

.track-chat-box {
  height: 260px;
  overflow-y: auto;
  padding: 1rem;
  background: #f8fafc;
}

.track-chat-empty {
  color: #64748b;
  font-size: .9rem;
  text-align: center;
  padding: 2rem 1rem;
}

.track-msg {
  max-width: 85%;
  margin-bottom: .75rem;
  padding: .65rem .75rem;
  border-radius: 14px;
  font-size: .95rem;
  line-height: 1.35;
}

.track-msg.customer {
  margin-left: auto;
  background: #0d6efd;
  color: #fff;
  border-bottom-right-radius: 4px;
}

.track-msg.driver {
  margin-right: auto;
  background: #e2e8f0;
  color: #111827;
  border-bottom-left-radius: 4px;
}

.track-msg.dispatch {
  margin-right: auto;
  background: #fff3cd;
  color: #111827;
  border-bottom-left-radius: 4px;
}

.track-msg-meta {
  font-size: .72rem;
  opacity: .75;
  margin-bottom: .15rem;
}

.track-chat-form {
  display: flex;
  gap: .5rem;
  padding: .75rem;
  border-top: 1px solid rgba(0,0,0,.08);
  background: #fff;
}

.track-chat-form input {
  flex: 1;
}