body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  background: #f5f5f7;
}

/* CHAT CONTAINER */
.chat-container {
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(20px);
}

/* HEADER */
.chat-header {
  background: linear-gradient(135deg, #d86464, #b94e4e);
  color: white;
  padding: 18px;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.3px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* MESSAGES AREA */
.chat-messages {
  flex: 1;
  padding: 20px;
  overflow-y: auto;
}

/* MESSAGE BASE */
.message {
  padding: 12px 14px;
  margin: 10px 0;
  border-radius: 14px;
  max-width: 75%;
  font-size: 14px;
  line-height: 1.5;
  animation: fadeIn 0.25s ease;
}

/* USER MESSAGE */
.user {
  background: linear-gradient(135deg, #d86464, #c75555);
  color: white;
  margin-left: auto;
  box-shadow: 0 4px 12px rgba(216, 100, 100, 0.25);
}

/* BOT MESSAGE */
.bot {
  background: white;
  color: #333;
  border: 1px solid #eee;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

/* INPUT AREA */
.chat-input {
  display: flex;
  padding: 10px;
  background: white;
  border-top: 1px solid #eee;
}

/* INPUT FIELD */
.chat-input input {
  flex: 1;
  border: none;
  padding: 12px 14px;
  border-radius: 10px;
  background: #f3f3f3;
  outline: none;
  font-size: 14px;
}

/* BUTTON */
.chat-input button {
  margin-left: 10px;
  background: linear-gradient(135deg, #d86464, #b94e4e);
  color: white;
  border: none;
  padding: 0 18px;
  border-radius: 10px;
  cursor: pointer;
  transition: 0.2s ease;
}

.contact-link {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 14px;
  background: linear-gradient(135deg, #d86464, #b94e4e);
  color: white;
  border-radius: 8px;
  text-decoration: none;
  font-size: 13px;
}

.chat-input button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(216, 100, 100, 0.3);
}

/* SCROLLBAR */
.chat-messages::-webkit-scrollbar {
  width: 6px;
}

.chat-messages::-webkit-scrollbar-thumb {
  background: #ddd;
  border-radius: 10px;
}

/* ANIMATION */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}