/* Chatbot Widget Styles - Glassmorphic Design */

/* Trigger Button */
.chat-bubble-trigger {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 3.75rem;
  height: 3.75rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--violet) 0%, #7d73ff 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  z-index: 999;
  box-shadow: 0 12px 30px -10px rgba(97, 85, 255, 0.6);
  transition: transform 250ms var(--ease), box-shadow 250ms var(--ease);
}

.chat-bubble-trigger:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: 0 16px 36px -8px rgba(97, 85, 255, 0.7);
}

.chat-bubble-trigger:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 4px;
}

.chat-bubble-trigger svg {
  width: 1.6rem;
  height: 1.6rem;
  fill: currentColor;
  transition: transform 250ms var(--ease);
}

.chat-bubble-trigger.is-open svg {
  transform: rotate(90deg);
}

/* Chat Window */
.chat-window {
  position: fixed;
  bottom: 6.5rem;
  right: 2rem;
  width: 380px;
  height: 520px;
  max-height: calc(100vh - 9rem);
  border-radius: 1.5rem;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(19, 22, 37, 0.08);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 20px 50px -15px rgba(23, 26, 49, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.9);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 998;
  opacity: 0;
  transform: translateY(20px) scale(0.95);
  pointer-events: none;
  transition: opacity 250ms var(--ease), transform 250ms var(--ease);
}

.chat-window.is-open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* Header */
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(19, 22, 37, 0.06);
  background: rgba(255, 255, 255, 0.4);
}

.chat-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.chat-avatar {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--violet) 0%, var(--cyan) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  position: relative;
}

.chat-status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background-color: var(--green);
  border: 2px solid #ffffff;
}

.chat-info {
  display: flex;
  flex-direction: column;
}

.chat-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}

.chat-subtitle {
  font-size: 0.75rem;
  color: var(--text-soft);
}

.chat-close-btn {
  background: transparent;
  border: none;
  color: var(--text-soft);
  cursor: pointer;
  padding: 0.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 180ms ease, color 180ms ease;
}

.chat-close-btn:hover {
  background: rgba(19, 22, 37, 0.05);
  color: var(--text);
}

/* Messages Area */
.chat-messages {
  flex: 1;
  padding: 1.25rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  scroll-behavior: smooth;
}

/* Custom Scrollbar for Messages */
.chat-messages::-webkit-scrollbar {
  width: 5px;
}
.chat-messages::-webkit-scrollbar-track {
  background: transparent;
}
.chat-messages::-webkit-scrollbar-thumb {
  background: rgba(19, 22, 37, 0.08);
  border-radius: 99px;
}

/* Message Bubbles */
.chat-msg {
  max-width: 82%;
  padding: 0.75rem 0.95rem;
  border-radius: 1.1rem;
  font-size: 0.9rem;
  line-height: 1.5;
  word-wrap: break-word;
}

.chat-msg-bot {
  align-self: flex-start;
  background: rgba(19, 22, 37, 0.04);
  color: var(--text);
  border-top-left-radius: 0.25rem;
  border: 1px solid rgba(19, 22, 37, 0.03);
}

.chat-msg-user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--violet) 0%, #7d73ff 100%);
  color: #ffffff;
  border-top-right-radius: 0.25rem;
  box-shadow: 0 4px 12px -5px rgba(97, 85, 255, 0.3);
}

.chat-msg-bot p {
  margin: 0 0 0.5rem 0;
}
.chat-msg-bot p:last-child {
  margin-bottom: 0;
}

.chat-msg-bot a {
  color: var(--violet);
  text-decoration: underline;
  font-weight: 600;
}

.chat-msg-bot a:hover {
  color: var(--violet-strong);
}

/* Quick Replies */
.chat-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: transparent;
}

.chat-quick-btn {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(97, 85, 255, 0.15);
  color: var(--violet);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 180ms ease;
  box-shadow: 0 2px 6px rgba(19, 22, 37, 0.02);
}

.chat-quick-btn:hover {
  background: var(--violet-soft);
  transform: translateY(-1px);
  box-shadow: 0 4px 10px rgba(97, 85, 255, 0.12);
}

/* Typing Indicator */
.chat-typing-indicator {
  align-self: flex-start;
  background: rgba(19, 22, 37, 0.04);
  padding: 0.75rem 1rem;
  border-radius: 1.1rem;
  border-top-left-radius: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.chat-typing-dot {
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background-color: var(--text-faint);
  animation: chat-typing-bounce 1.4s infinite ease-in-out both;
}

.chat-typing-dot:nth-child(1) { animation-delay: -0.32s; }
.chat-typing-dot:nth-child(2) { animation-delay: -0.16s; }

@keyframes chat-typing-bounce {
  0%, 80%, 100% { transform: scale(0); }
  40% { transform: scale(1.0); }
}

/* Footer / Input Area */
.chat-footer {
  padding: 0.85rem 1.25rem 1.25rem;
  border-top: 1px solid rgba(19, 22, 37, 0.06);
  background: rgba(255, 255, 255, 0.4);
}

.chat-input-form {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: #ffffff;
  border: 1px solid rgba(19, 22, 37, 0.08);
  border-radius: 1.5rem;
  padding: 0.35rem 0.35rem 0.35rem 0.95rem;
  box-shadow: 0 4px 12px rgba(19, 22, 37, 0.02);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.chat-input-form:focus-within {
  border-color: var(--violet);
  box-shadow: 0 4px 16px rgba(97, 85, 255, 0.08);
}

.chat-input-field {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 0.88rem;
  color: var(--text);
  outline: none;
  padding: 0.4rem 0;
}

.chat-input-field::placeholder {
  color: var(--text-faint);
}

.chat-send-btn {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--violet);
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 180ms ease, transform 180ms ease;
}

.chat-send-btn:hover {
  background: var(--violet-strong);
  transform: scale(1.05);
}

.chat-send-btn svg {
  width: 0.9rem;
  height: 0.9rem;
  fill: currentColor;
  transform: translateX(1px);
}

/* Mobile Responsive */
@media (max-width: 640px) {
  .chat-bubble-trigger {
    bottom: 1.25rem;
    right: 1.25rem;
  }

  .chat-window {
    bottom: 0;
    right: 0;
    width: 100vw;
    height: 100%;
    max-height: 100%;
    border-radius: 0;
    border: none;
    z-index: 1000; /* overlay trigger in mobile */
  }

  .chat-header {
    padding-top: 1.25rem;
  }

  .chat-bubble-trigger.is-open {
    display: none; /* hide bubble trigger when open on mobile */
  }
}