/* ZentraLab Chatbot Widget */
.zl-chat-root {
  --zl-chat-primary: #0f4c81;
  --zl-chat-accent: #00a896;
  --zl-chat-bg: #f0f4f8;
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 1000;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
}

body.lang-ta .zl-chat-root {
  font-family: "Noto Sans Tamil", "Segoe UI", system-ui, sans-serif;
}

.zl-chat-launcher {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: linear-gradient(135deg, var(--zl-chat-primary), #0a3559);
  color: white;
  border: none;
  border-radius: 50px;
  padding: 0.85rem 1.25rem 0.85rem 0.95rem;
  cursor: pointer;
  box-shadow: 0 8px 28px rgba(15, 76, 129, 0.35);
  font-weight: 700;
  font-size: 0.95rem;
  font-family: inherit;
  transition: transform 0.15s, box-shadow 0.15s;
}

.zl-chat-launcher:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(15, 76, 129, 0.4);
}

.zl-chat-launcher-icon {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
}

.zl-chat-launcher.hidden {
  display: none;
}

.zl-chat-panel {
  display: none;
  width: min(380px, calc(100vw - 2rem));
  height: min(560px, calc(100vh - 6rem));
  background: white;
  border-radius: 18px;
  box-shadow: 0 16px 48px rgba(15, 76, 129, 0.25);
  overflow: hidden;
  flex-direction: column;
  border: 1px solid #e2e8f0;
}

.zl-chat-panel.open {
  display: flex;
}

.zl-chat-header {
  background: linear-gradient(135deg, var(--zl-chat-primary), #0a3559);
  color: white;
  padding: 1rem 1rem 1rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.zl-chat-header-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.zl-chat-avatar {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
}

.zl-chat-header h3 {
  font-size: 1rem;
  margin: 0;
  font-weight: 700;
}

.zl-chat-header p {
  margin: 0.15rem 0 0;
  font-size: 0.78rem;
  opacity: 0.85;
}

.zl-chat-close {
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: white;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.25rem;
  line-height: 1;
  flex-shrink: 0;
}

.zl-chat-close:hover {
  background: rgba(255, 255, 255, 0.25);
}

.zl-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  background: var(--zl-chat-bg);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.zl-msg {
  max-width: 88%;
  padding: 0.75rem 0.95rem;
  border-radius: 14px;
  font-size: 0.92rem;
  line-height: 1.45;
  white-space: pre-wrap;
}

.zl-msg-bot {
  align-self: flex-start;
  background: white;
  color: #1e293b;
  border: 1px solid #e2e8f0;
  border-bottom-left-radius: 4px;
}

.zl-msg-user {
  align-self: flex-end;
  background: var(--zl-chat-primary);
  color: white;
  border-bottom-right-radius: 4px;
}

.zl-msg-system {
  align-self: center;
  background: transparent;
  color: #64748b;
  font-size: 0.8rem;
  text-align: center;
  max-width: 100%;
  padding: 0.25rem;
}

.zl-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0 1rem 0.75rem;
  background: var(--zl-chat-bg);
}

.zl-chip {
  background: white;
  border: 1px solid #cbd5e1;
  color: var(--zl-chat-primary);
  border-radius: 50px;
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.15s, border-color 0.15s;
}

.zl-chip:hover {
  background: #e8f1f8;
  border-color: var(--zl-chat-primary);
}

.zl-chip-whatsapp {
  background: #25d366;
  border-color: #25d366;
  color: white;
}

.zl-chip-whatsapp:hover {
  background: #1ebe57;
  border-color: #1ebe57;
}

.zl-chat-input-row {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  border-top: 1px solid #e2e8f0;
  background: white;
}

.zl-chat-input {
  flex: 1;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  font-size: 0.92rem;
  font-family: inherit;
  outline: none;
}

.zl-chat-input:focus {
  border-color: var(--zl-chat-primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.12);
}

.zl-chat-send {
  background: var(--zl-chat-accent);
  color: white;
  border: none;
  border-radius: 10px;
  padding: 0 1rem;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
}

.zl-chat-send:hover {
  background: #02c39a;
}

.zl-chat-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.zl-typing {
  align-self: flex-start;
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: 14px;
  padding: 0.65rem 0.9rem;
  display: flex;
  gap: 0.3rem;
}

.zl-typing span {
  width: 7px;
  height: 7px;
  background: #94a3b8;
  border-radius: 50%;
  animation: zl-bounce 1.2s infinite;
}

.zl-typing span:nth-child(2) { animation-delay: 0.15s; }
.zl-typing span:nth-child(3) { animation-delay: 0.3s; }

@keyframes zl-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.5; }
  30% { transform: translateY(-4px); opacity: 1; }
}

@media (max-width: 480px) {
  .zl-chat-root {
    bottom: 1rem;
    right: 1rem;
    left: 1rem;
  }

  .zl-chat-panel {
    width: 100%;
    height: min(70vh, 560px);
  }

  .zl-chat-launcher-text {
    display: none;
  }

  .zl-chat-launcher {
    padding: 0.85rem;
    border-radius: 50%;
  }
}