/* =================== Chatbot Floating Button & Window =================== */
.chatbot-btn {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 9999;
  background: linear-gradient(
    135deg,
    var(--primary-color) 60%,
    var(--secondary-color) 100%
  );
  color: var(--white);
  border: none;
  border-radius: 50%;
  width: 56px;
  height: 56px;
  box-shadow: 0 4px 16px var(--primary-color-alpha-18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  cursor: pointer;
  transition: box-shadow 0.2s, background 0.2s;
}
.chatbot-btn:hover {
  box-shadow: 0 8px 24px var(--primary-color-alpha-18);
  background: linear-gradient(
    135deg,
    var(--secondary-color) 60%,
    var(--primary-color) 100%
  );
}
.chatbot-window {
  position: fixed;
  right: 28px;
  bottom: 96px;
  width: 340px;
  max-width: 95vw;
  height: 420px;
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: chatbot-fade-in 0.3s;
}
@keyframes chatbot-fade-in {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.chatbot-header {
  background: linear-gradient(
    135deg,
    var(--primary-color) 60%,
    var(--secondary-color) 100%
  );
  color: var(--white);
  padding: 14px 18px;
  font-weight: bold;
  font-size: 17px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.chatbot-close {
  background: none;
  border: none;
  color: var(--white);
  font-size: 22px;
  cursor: pointer;
}
.chatbot-messages {
  flex: 1;
  padding: 14px 12px;
  overflow-y: auto;
  background: var(--light-bg-secondary);
}
.chatbot-input-row {
  display: flex;
  border-top: 1px solid var(--border-color);
  background: var(--white);
}
.chatbot-input {
  flex: 1;
  border: none;
  padding: 10px 12px;
  font-size: 15px;
  outline: none;
  background: var(--white);
}
.chatbot-send {
  background: var(--primary-color);
  color: var(--white);
  border: none;
  font-size: 18px;
  padding: 0 16px;
  cursor: pointer;
  transition: background 0.2s;
}
.chatbot-send:hover {
  background: var(--primary-color-hover);
}