/**
 * Variables & Root Reset
 * Using !important heavily because WordPress themes notoriously override plugin CSS
 */
#wpai-chat-root {
  position: fixed !important;
  right: 24px !important;
  bottom: 24px !important;
  z-index: 999999 !important;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif !important;
  color: #1e293b !important;
  --wpai-primary: #2563eb;
  --wpai-primary-hover: #1d4ed8;
  --wpai-gradient: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
  --wpai-bg: #ffffff;
  --wpai-surface: #f8fafc;
  --wpai-border: #e2e8f0;
  --wpai-text-main: #0f172a;
  --wpai-text-muted: #64748b;
  --wpai-shadow-sm: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --wpai-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.15), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  line-height: normal !important;
}

#wpai-chat-root * {
  box-sizing: border-box !important;
  line-height: normal !important;
  outline: none !important;
  letter-spacing: normal !important;
}

#wpai-chat-root button {
  appearance: none !important;
  background: none !important;
  border: none !important;
  padding: 0 !important;
  margin: 0 !important;
  font-family: inherit !important;
  pointer-events: auto !important;
}

#wpai-chat-root svg {
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
  position: static !important;
  width: auto !important;
  height: auto !important;
}

#wpai-chat-root p {
  margin: 0 !important;
  padding: 0 !important;
}

#wpai-chat-root a {
  text-decoration: none !important;
  color: var(--wpai-primary) !important;
}

/**
 * Toggle Button
 */
#wpai-chat-root .wpai-toggle {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 60px !important;
  height: 60px !important;
  background: var(--wpai-gradient) !important;
  color: #fff !important;
  border-radius: 50% !important;
  cursor: pointer !important;
  box-shadow: 0 10px 15px -3px rgba(37, 99, 235, 0.4) !important;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease !important;
  margin-left: auto !important;
}

#wpai-chat-root .wpai-toggle:hover {
  transform: scale(1.08) translateY(-2px) !important;
  box-shadow: 0 14px 20px -3px rgba(37, 99, 235, 0.5) !important;
}

#wpai-chat-root .wpai-toggle:active {
  transform: scale(0.95) !important;
}

#wpai-chat-root .wpai-toggle svg {
  width: 28px !important;
  height: 28px !important;
}

#wpai-chat-root.wpai-chat-open .wpai-icon-message {
  display: none !important;
}

#wpai-chat-root.wpai-chat-open .wpai-icon-close {
  display: block !important;
}

#wpai-chat-root:not(.wpai-chat-open) .wpai-icon-message {
  display: block !important;
}

#wpai-chat-root:not(.wpai-chat-open) .wpai-icon-close {
  display: none !important;
}

/**
 * Chat Window
 */
#wpai-chat-root .wpai-window {
  position: absolute !important;
  bottom: 80px !important;
  right: 0 !important;
  width: 380px !important;
  max-width: calc(100vw - 48px) !important;
  background: var(--wpai-bg) !important;
  border-radius: 16px !important;
  box-shadow: var(--wpai-shadow-xl) !important;
  display: flex !important;
  flex-direction: column !important;
  overflow: hidden !important;
  transform-origin: bottom right !important;
  transition: opacity 0.3s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1) !important;
  opacity: 1 !important;
  transform: scale(1) translateY(0) !important;
  border: 1px solid rgba(0, 0, 0, 0.05) !important;
}

#wpai-chat-root .wpai-window.wpai-hidden {
  opacity: 0 !important;
  transform: scale(0.95) translateY(20px) !important;
  pointer-events: none !important;
}

/**
 * Header
 */
#wpai-chat-root .wpai-header {
  background: var(--wpai-gradient) !important;
  color: #fff !important;
  padding: 16px 20px !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  border: none !important;
}

#wpai-chat-root .wpai-header-info {
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
}

#wpai-chat-root .wpai-avatar {
  width: 38px !important;
  height: 38px !important;
  background: rgba(255, 255, 255, 0.2) !important;
  border-radius: 50% !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  backdrop-filter: blur(4px) !important;
}

#wpai-chat-root .wpai-avatar svg {
  width: 22px !important;
  height: 22px !important;
}

#wpai-chat-root .wpai-header-info div {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-start !important;
}

#wpai-chat-root .wpai-header-info strong {
  font-size: 16px !important;
  font-weight: 600 !important;
  line-height: 1.2 !important;
  color: #fff !important;
}

#wpai-chat-root .wpai-status-dot {
  font-size: 13px !important;
  color: rgba(255, 255, 255, 0.9) !important;
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  margin-top: 2px !important;
}

#wpai-chat-root .wpai-status-dot::before {
  content: '' !important;
  display: block !important;
  width: 8px !important;
  height: 8px !important;
  background: #10b981 !important;
  border-radius: 50% !important;
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.3) !important;
}

#wpai-chat-root .wpai-close {
  background: transparent !important;
  border: none !important;
  color: rgba(255, 255, 255, 0.9) !important;
  cursor: pointer !important;
  padding: 6px !important;
  border-radius: 6px !important;
  transition: all 0.2s !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}

#wpai-chat-root .wpai-close:hover {
  color: #fff !important;
  background: rgba(255, 255, 255, 0.2) !important;
}

#wpai-chat-root .wpai-close svg {
  width: 20px !important;
  height: 20px !important;
}

/**
 * Messages Area
 */
#wpai-chat-root .wpai-messages {
  height: 380px !important;
  overflow-y: auto !important;
  padding: 20px !important;
  background: var(--wpai-surface) !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 14px !important;
  scroll-behavior: smooth !important;
}

#wpai-chat-root .wpai-messages::-webkit-scrollbar {
  width: 6px !important;
}

#wpai-chat-root .wpai-messages::-webkit-scrollbar-thumb {
  background: #cbd5e1 !important;
  border-radius: 6px !important;
}

/* Message Bubbles */
#wpai-chat-root .wpai-msg {
  max-width: 85% !important;
  padding: 12px 16px !important;
  font-size: 15px !important;
  line-height: 1.5 !important;
  word-wrap: break-word !important;
  animation: wpaiMsgFadeIn 0.3s ease forwards !important;
  clear: both !important;
}

@keyframes wpaiMsgFadeIn {
  from {
    opacity: 0;
    transform: translateY(8px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

#wpai-chat-root .wpai-msg-assistant {
  align-self: flex-start !important;
  background: var(--wpai-bg) !important;
  color: var(--wpai-text-main) !important;
  border-radius: 18px 18px 18px 4px !important;
  box-shadow: var(--wpai-shadow-sm) !important;
  border: 1px solid rgba(0, 0, 0, 0.05) !important;
  margin: 0 !important;
}

#wpai-chat-root .wpai-msg-user {
  align-self: flex-end !important;
  background: var(--wpai-gradient) !important;
  color: #fff !important;
  border-radius: 18px 18px 4px 18px !important;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.15) !important;
  border: none !important;
  margin: 0 !important;
}

/**
 * Typing Indicator
 */
#wpai-chat-root .wpai-typing-indicator {
  display: flex !important;
  gap: 5px !important;
  padding: 4px 4px !important;
  align-items: center !important;
}

#wpai-chat-root .wpai-typing-indicator span {
  width: 6px !important;
  height: 6px !important;
  background: #94a3b8 !important;
  border-radius: 50% !important;
  animation: wpaiBounce 1.4s infinite ease-in-out both !important;
}

#wpai-chat-root .wpai-typing-indicator span:nth-child(1) {
  animation-delay: -0.32s !important;
}

#wpai-chat-root .wpai-typing-indicator span:nth-child(2) {
  animation-delay: -0.16s !important;
}

/**
 * Input Area
 */
#wpai-chat-root .wpai-chat-form {
  padding: 12px 16px 16px 16px !important;
  background: var(--wpai-bg) !important;
  border-top: 1px solid var(--wpai-border) !important;
  display: block !important;
  margin: 0 !important;
}

#wpai-chat-root .wpai-input-wrapper {
  display: flex !important;
  align-items: flex-end !important;
  gap: 8px !important;
  background: var(--wpai-surface) !important;
  border: 1px solid var(--wpai-border) !important;
  border-radius: 18px !important;
  padding: 6px 6px 6px 16px !important;
  transition: border-color 0.2s, box-shadow 0.2s !important;
}

#wpai-chat-root .wpai-input-wrapper:focus-within {
  border-color: var(--wpai-primary) !important;
  background: var(--wpai-bg) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1) !important;
}

#wpai-chat-root #wpai-input {
  flex: 1 !important;
  border: none !important;
  background: transparent !important;
  resize: none !important;
  outline: none !important;
  box-shadow: none !important;
  font-family: inherit !important;
  font-size: 15px !important;
  padding: 8px 0 !important;
  margin: 0 !important;
  max-height: 120px !important;
  min-height: 24px !important;
  color: var(--wpai-text-main) !important;
  line-height: 1.4 !important;
}

#wpai-chat-root #wpai-input::placeholder {
  color: #94a3b8 !important;
}

#wpai-chat-root .wpai-btn-send {
  background: var(--wpai-gradient) !important;
  color: #fff !important;
  border: none !important;
  border-radius: 50% !important;
  width: 36px !important;
  height: 36px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer !important;
  flex-shrink: 0 !important;
  transition: transform 0.2s, box-shadow 0.2s !important;
}

#wpai-chat-root .wpai-btn-send svg {
  width: 18px !important;
  height: 18px !important;
}

#wpai-chat-root .wpai-btn-send:hover {
  transform: scale(1.05) !important;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3) !important;
}

#wpai-chat-root .wpai-btn-send:disabled {
  background: #cbd5e1 !important;
  cursor: not-allowed !important;
  transform: none !important;
  box-shadow: none !important;
}

#wpai-chat-root .wpai-footer-actions {
  display: flex !important;
  justify-content: center !important;
  margin-top: 12px !important;
}

#wpai-chat-root .wpai-btn-text {
  background: transparent !important;
  border: none !important;
  color: var(--wpai-text-muted) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  cursor: pointer !important;
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  transition: color 0.2s !important;
  padding: 4px 8px !important;
  border-radius: 4px !important;
}

#wpai-chat-root .wpai-btn-text svg {
  width: 15px !important;
  height: 15px !important;
}

#wpai-chat-root .wpai-btn-text:hover {
  color: var(--wpai-primary) !important;
  background: rgba(37, 99, 235, 0.05) !important;
}

/**
 * Prefill Frame
 */
#wpai-chat-root .wpai-prefill {
  position: absolute !important;
  top: 70px !important;
  /* Below header */
  left: 0 !important;
  right: 0 !important;
  bottom: 0 !important;
  background: rgba(255, 255, 255, 0.5) !important;
  backdrop-filter: blur(8px) !important;
  -webkit-backdrop-filter: blur(8px) !important;
  z-index: 10 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 24px !important;
}

#wpai-chat-root .wpai-prefill-inner {
  background: var(--wpai-bg) !important;
  border: 1px solid var(--wpai-border) !important;
  padding: 28px 24px !important;
  border-radius: 16px !important;
  box-shadow: var(--wpai-shadow-xl) !important;
  width: 100% !important;
  text-align: center !important;
  animation: wpaiMsgFadeIn 0.4s ease forwards !important;
}

#wpai-chat-root .wpai-prefill-title {
  font-size: 15px !important;
  font-weight: 600 !important;
  color: var(--wpai-text-main) !important;
  margin-bottom: 20px !important;
  line-height: 1.5 !important;
}

#wpai-chat-root .wpai-prefill input {
  width: 100% !important;
  padding: 12px 16px !important;
  border: 1px solid var(--wpai-border) !important;
  border-radius: 8px !important;
  margin: 0 0 12px 0 !important;
  font-size: 15px !important;
  outline: none !important;
  background: #fff !important;
  color: var(--wpai-text-main) !important;
  transition: border-color 0.2s, box-shadow 0.2s !important;
  font-family: inherit !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02) !important;
  height: auto !important;
  line-height: normal !important;
}

#wpai-chat-root .wpai-prefill input:focus {
  border-color: var(--wpai-primary) !important;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1) !important;
}

#wpai-chat-root .wpai-prefill input::placeholder {
  color: #94a3b8 !important;
}

#wpai-chat-root .wpai-actions {
  display: flex !important;
  gap: 12px !important;
  margin-top: 10px !important;
}

#wpai-chat-root .wpai-actions button {
  flex: 1 !important;
  padding: 12px !important;
  border-radius: 8px !important;
  font-weight: 600 !important;
  font-size: 14px !important;
  cursor: pointer !important;
  font-family: inherit !important;
  transition: all 0.2s !important;
  line-height: normal !important;
}

#wpai-chat-root .wpai-btn-primary {
  background: var(--wpai-gradient) !important;
  color: #fff !important;
  border: none !important;
  box-shadow: 0 4px 6px rgba(37, 99, 235, 0.2) !important;
}

#wpai-chat-root .wpai-btn-primary:hover {
  box-shadow: 0 6px 12px rgba(37, 99, 235, 0.3) !important;
  transform: translateY(-1px) !important;
}

#wpai-chat-root .wpai-btn-ghost {
  background: var(--wpai-surface) !important;
  color: var(--wpai-text-muted) !important;
  border: 1px solid var(--wpai-border) !important;
}

#wpai-chat-root .wpai-btn-ghost:hover {
  background: #f1f5f9 !important;
  color: var(--wpai-text-main) !important;
}

@media (max-width: 480px) {
  #wpai-chat-root {
    right: 16px !important;
    bottom: 16px !important;
  }

  #wpai-chat-root .wpai-window {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    height: 100% !important;
    border-radius: 0 !important;
    z-index: 999999 !important;
    transform-origin: center !important;
  }

  #wpai-chat-root .wpai-window.wpai-hidden {
    transform: translateY(100%) !important;
  }

  #wpai-chat-root .wpai-messages {
    flex: 1 !important;
    height: auto !important;
  }
}

/* HIDDEN LOGIC (MOVED TO VERY BOTTOM TO BEAT FLEX!IMPORTANT ALWAYS) */
#wpai-chat-root [hidden],
#wpai-chat-root *[hidden],
#wpai-chat-root .wpai-prefill[hidden] {
  display: none !important;
}