/* Rupam Saree - AI Assistant Chat Styles */
:root {
  --chat-primary: #8b2616;
  --chat-accent: #c59b27;
  --chat-bg: #ffffff;
  --chat-text: #1d1a16;
  --chat-surface: #fbf9f5;
  --chat-bubble-user: #8b2616;
  --chat-bubble-bot: #f4eee6;
  --chat-border: rgba(139, 38, 22, 0.12);
}

body.dark-mode {
  --chat-primary: #d94f26;
  --chat-accent: #e5b94c;
  --chat-bg: #1e1916;
  --chat-text: #f3ede6;
  --chat-surface: #29221c;
  --chat-bubble-user: #b43d1a;
  --chat-bubble-bot: #332b24;
  --chat-border: rgba(255, 255, 255, 0.1);
}

/* Floating Chat Trigger */
.rupam-chat-trigger {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 990;
  display: flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--chat-primary), #61180d);
  color: #ffffff;
  border: 1px solid rgba(255, 215, 0, 0.35);
  border-radius: 999px;
  padding: 12px 20px 12px 16px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.28), 0 0 15px rgba(197, 155, 39, 0.25);
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.rupam-chat-trigger:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.35), 0 0 20px rgba(197, 155, 39, 0.4);
}

.rupam-chat-trigger .chat-trigger-icon {
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 1rem;
}

.rupam-chat-trigger .chat-status-pulse {
  width: 8px;
  height: 8px;
  background: #34d399;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px #34d399;
  animation: chatPulse 2s infinite;
}

@keyframes chatPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

/* Chat Modal Window */
.rupam-chat-window {
  position: fixed;
  bottom: 88px;
  right: 24px;
  width: 380px;
  max-width: calc(100vw - 32px);
  height: 540px;
  max-height: calc(100vh - 120px);
  background: var(--chat-bg);
  border: 1px solid var(--chat-border);
  border-radius: 20px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 991;
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px) scale(0.96);
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* Chat Header */
.rupam-chat-header {
  padding: 16px 20px;
  background: var(--chat-surface);
  border-bottom: 1px solid var(--chat-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.rupam-chat-header-info {
  display: flex;
  align-items: center;
  gap: 12px;
}

.rupam-chat-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--chat-primary), var(--chat-accent));
  color: #fff;
  display: grid;
  place-items: center;
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  font-size: 1.1rem;
  border: 2px solid rgba(255, 255, 255, 0.2);
}

.rupam-chat-titles h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--chat-text);
  margin: 0;
}

.rupam-chat-titles p {
  font-size: 0.74rem;
  color: #8c827a;
  margin: 2px 0 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.rupam-chat-titles p span {
  width: 6px;
  height: 6px;
  background: #34d399;
  border-radius: 50%;
  display: inline-block;
}

.rupam-chat-close {
  background: none;
  border: none;
  font-size: 1.4rem;
  color: var(--chat-text);
  opacity: 0.6;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  transition: opacity 0.2s, background 0.2s;
}

.rupam-chat-close:hover {
  opacity: 1;
  background: rgba(0, 0, 0, 0.05);
}

/* Chat Body / Messages */
.rupam-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  scroll-behavior: smooth;
}

.rupam-chat-messages::-webkit-scrollbar {
  width: 5px;
}
.rupam-chat-messages::-webkit-scrollbar-thumb {
  background: rgba(0, 0, 0, 0.15);
  border-radius: 4px;
}

.chat-msg {
  display: flex;
  flex-direction: column;
  max-width: 86%;
  font-size: 0.88rem;
  line-height: 1.45;
  animation: fadeInMsg 0.25s ease-out forwards;
}

@keyframes fadeInMsg {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

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

.chat-msg.user {
  align-self: flex-end;
}

.chat-bubble {
  padding: 10px 14px;
  border-radius: 14px;
  word-break: break-word;
}

.chat-msg.bot .chat-bubble {
  background: var(--chat-bubble-bot);
  color: var(--chat-text);
  border-bottom-left-radius: 4px;
  border: 1px solid var(--chat-border);
}

.chat-msg.user .chat-bubble {
  background: var(--chat-bubble-user);
  color: #ffffff;
  border-bottom-right-radius: 4px;
}

.chat-time {
  font-size: 0.68rem;
  color: #9e9389;
  margin-top: 4px;
  padding: 0 4px;
}

.chat-msg.user .chat-time {
  align-self: flex-end;
}

/* Quick Suggestion Chips */
.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.chat-chip {
  background: var(--chat-surface);
  border: 1px solid var(--chat-border);
  color: var(--chat-text);
  padding: 6px 10px;
  border-radius: 16px;
  font-size: 0.74rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: left;
}

.chat-chip:hover {
  background: var(--chat-primary);
  color: #ffffff;
  border-color: var(--chat-primary);
}

/* Fallback WhatsApp Action */
.chat-fallback-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 8px;
  background: #25d366;
  color: #fff !important;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 20px;
  text-decoration: none;
  transition: transform 0.2s, background 0.2s;
}

.chat-fallback-btn:hover {
  background: #20ba5a;
  transform: translateY(-1px);
}

/* Typing Indicator */
.chat-typing {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  background: var(--chat-bubble-bot);
  border-radius: 14px;
  border-bottom-left-radius: 4px;
  width: fit-content;
  border: 1px solid var(--chat-border);
}

.chat-typing span {
  width: 6px;
  height: 6px;
  background: #999;
  border-radius: 50%;
  animation: typingBounce 1.2s infinite ease-in-out;
}

.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
  40% { transform: translateY(-5px); opacity: 1; }
}

/* Chat Input Bar */
.rupam-chat-form {
  padding: 12px 16px;
  background: var(--chat-surface);
  border-top: 1px solid var(--chat-border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.rupam-chat-form input {
  flex: 1;
  border: 1px solid var(--chat-border);
  background: var(--chat-bg);
  color: var(--chat-text);
  padding: 10px 14px;
  border-radius: 24px;
  font-family: inherit;
  font-size: 0.86rem;
  outline: none;
  transition: border-color 0.2s;
}

.rupam-chat-form input:focus {
  border-color: var(--chat-primary);
}

.rupam-chat-form button {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--chat-primary);
  color: #ffffff;
  display: grid;
  place-items: center;
  cursor: pointer;
  font-size: 0.95rem;
  transition: transform 0.2s, background 0.2s;
}

.rupam-chat-form button:hover {
  transform: scale(1.08);
}

/* Adjust WhatsApp fixed button position so it doesn't overlap chat bubble */
@media (min-width: 601px) {
  .whatsapp {
    bottom: 24px !important;
    right: 215px !important;
  }
}

@media (max-width: 600px) {
  .rupam-chat-window {
    right: 12px;
    bottom: 80px;
    width: calc(100vw - 24px);
    height: 480px;
  }
  .rupam-chat-trigger {
    right: 12px;
    bottom: 16px;
    padding: 10px 14px 10px 12px;
    font-size: 0.78rem;
  }
  .whatsapp {
    bottom: 16px !important;
    right: auto !important;
    left: 12px !important;
  }
}