:root {
  --chatbot-purple: #A020F0;
  --chatbot-black: #000000;
  --chatbot-white: #F7F5F2;
  --chatbot-grey: #DFDFDE;
}

/* Floating Chat Button */
.leo-chat-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--chatbot-purple);
  color: var(--chatbot-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(160, 32, 240, 0.4);
  z-index: 1000;
  transition: transform 0.3s, box-shadow 0.3s;
}

.leo-chat-button:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(160, 32, 240, 0.5);
}

.leo-chat-button:active {
  transform: scale(0.95);
}

.leo-chat-button.leo-chat-button-hidden {
  display: none;
}

/* Chat Button Tooltip */
.leo-chat-tooltip {
  position: fixed;
  bottom: 90px;
  right: 20px;
  padding: 10px 14px;
  background: var(--chatbot-purple);
  color: var(--chatbot-white);
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(160, 32, 240, 0.35);
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  z-index: 1000;
  white-space: nowrap;
}

.leo-chat-tooltip.leo-chat-tooltip-show {
  animation: leo-tooltipPop 4.5s ease forwards;
}

@keyframes leo-tooltipPop {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }
  18% {
    opacity: 1;
    transform: translateY(0);
  }
  70% {
    opacity: 1;
    transform: translateY(0);
  }
  100% {
    opacity: 0;
    transform: translateY(-8px);
  }
}

/* Chat Container */
.leo-chat-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 380px;
  max-width: calc(100vw - 40px);
  height: 600px;
  max-height: calc(100vh - 40px);
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 1001;
  transform: translateY(100px) scale(0.8);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s;
  border: 1px solid rgba(160, 32, 240, 0.3);
}

.leo-chat-container.leo-chat-container-open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: all;
}

.leo-chat-header {
  background: rgba(160, 32, 240, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 20px;
  color: var(--chatbot-white);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.leo-chat-header-content {
  display: flex;
  align-items: center;
  gap: 15px;
  flex: 1;
}

.leo-chat-close-button {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--chatbot-white);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, transform 0.2s;
  flex-shrink: 0;
}

.leo-chat-close-button:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: rotate(90deg);
}

.leo-chat-close-button:active {
  transform: rotate(90deg) scale(0.9);
}

.leo-chat-header-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 3px solid rgba(255, 255, 255, 0.3);
  object-fit: cover;
}

.leo-chat-header-info h2 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 4px;
}

.leo-chat-status {
  font-size: 13px;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 6px;
}

.leo-chat-status::before {
  content: '';
  width: 8px;
  height: 8px;
  background: #4ade80;
  border-radius: 50%;
  display: inline-block;
}

.leo-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.leo-chat-messages::-webkit-scrollbar {
  width: 6px;
}

.leo-chat-messages::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
}

.leo-chat-messages::-webkit-scrollbar-thumb {
  background: var(--chatbot-purple);
  border-radius: 3px;
}

.leo-chat-messages::-webkit-scrollbar-thumb:hover {
  background: rgba(160, 32, 240, 0.8);
}

.leo-chat-message {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  animation: leo-fadeIn 0.3s ease-in;
  max-width: 80%;
}

@keyframes leo-fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.leo-chat-message.leo-chat-message-user {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.leo-chat-message.leo-chat-message-bot {
  align-self: flex-start;
}

.leo-chat-message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid rgba(160, 32, 240, 0.3);
}

.leo-chat-message.leo-chat-message-user .leo-chat-message-avatar {
  display: none;
}

.leo-chat-message-bubble {
  padding: 12px 16px;
  border-radius: 18px;
  word-wrap: break-word;
  line-height: 1.4;
  font-size: 15px;
  position: relative;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.leo-chat-message.leo-chat-message-user .leo-chat-message-bubble {
  background: var(--chatbot-purple);
  color: var(--chatbot-white);
  border-bottom-right-radius: 4px;
}

.leo-chat-message.leo-chat-message-bot .leo-chat-message-bubble {
  background: rgba(160, 32, 240, 0.25);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  color: var(--chatbot-white);
  border-bottom-left-radius: 4px;
  border: 1px solid rgba(160, 32, 240, 0.4);
}

.leo-chat-message-time {
  font-size: 11px;
  opacity: 0.6;
  margin-top: 4px;
  padding: 0 4px;
}

.leo-chat-typing-indicator {
  padding: 0 20px 10px 20px;
  display: none;
}

.leo-chat-typing-indicator.leo-chat-typing-indicator-active {
  display: block;
}

.leo-chat-typing-dots {
  display: flex;
  gap: 4px;
  padding: 12px 16px;
  background: rgba(160, 32, 240, 0.25);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  border-radius: 18px;
  border-bottom-left-radius: 4px;
  width: fit-content;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(160, 32, 240, 0.4);
}

.leo-chat-typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--chatbot-purple);
  border-radius: 50%;
  animation: leo-typing 1.4s infinite;
}

.leo-chat-typing-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.leo-chat-typing-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes leo-typing {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.7;
  }
  30% {
    transform: translateY(-10px);
    opacity: 1;
  }
}

.leo-chat-input-container {
  padding: 15px 20px;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid rgba(160, 32, 240, 0.2);
  display: flex;
  gap: 10px;
  align-items: center;
}

.leo-chat-user-input {
  flex: 1;
  padding: 12px 16px;
  border: 2px solid rgba(160, 32, 240, 0.3);
  border-radius: 24px;
  font-size: 16px;
  outline: none;
  transition: border-color 0.2s;
  background: rgba(160, 32, 240, 0.15);
  color: var(--chatbot-white);
  -webkit-text-size-adjust: 100%;
}

.leo-chat-user-input:focus {
  border-color: var(--chatbot-purple);
  background: rgba(160, 32, 240, 0.2);
}

.leo-chat-user-input::placeholder {
  color: var(--chatbot-grey);
}

.leo-chat-send-button {
  width: 44px;
  height: 44px;
  border: none;
  background: var(--chatbot-purple);
  color: var(--chatbot-white);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 2px 8px rgba(160, 32, 240, 0.3);
}

.leo-chat-send-button:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(160, 32, 240, 0.4);
}

.leo-chat-send-button:active {
  transform: scale(0.95);
}

.leo-chat-send-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.leo-chat-message-bubble strong {
  font-weight: 600;
}

.leo-chat-message.leo-chat-message-user .leo-chat-message-bubble strong {
  color: var(--chatbot-white);
}

.leo-chat-message.leo-chat-message-bot .leo-chat-message-bubble strong {
  color: var(--chatbot-purple);
}

.leo-chat-message-bubble ul {
  margin: 8px 0;
  padding-left: 20px;
  list-style: none;
}

.leo-chat-message-bubble ul li {
  margin: 4px 0;
  padding-left: 8px;
  position: relative;
}

.leo-chat-message-bubble ul li::before {
  content: '•';
  position: absolute;
  left: -12px;
  color: inherit;
  font-weight: bold;
}

.leo-chat-message.leo-chat-message-user .leo-chat-message-bubble ul li::before {
  color: var(--chatbot-white);
}

.leo-chat-message.leo-chat-message-bot .leo-chat-message-bubble ul li::before {
  color: var(--chatbot-purple);
}

@media (max-width: 600px) {
  .leo-chat-container {
    width: 100vw;
    height: 100vh;
    max-height: 100vh;
    max-width: 100vw;
    bottom: 0;
    right: 0;
    border-radius: 0;
  }

  .leo-chat-button {
    bottom: 15px;
    right: 15px;
    width: 56px;
    height: 56px;
  }

  .leo-chat-message {
    max-width: 85%;
  }
}