/* AI CEO Chat - Unified Styles */
/* Version: 2.0 - Consolidated CSS with theme override protection */

/* ========================================
   CSS Variables (Custom Properties)
   ======================================== */
:root {
  /* Primary Colors */
  --ai-ceo-primary: #6BABCD;
  --ai-ceo-primary-hover: #5A9ABF;
  --ai-ceo-primary-light: rgba(107, 171, 205, 0.1);
  --ai-ceo-primary-shadow: rgba(107, 171, 205, 0.3);
  --ai-ceo-primary-shadow-hover: rgba(107, 171, 205, 0.4);

  /* Neutral Colors */
  --ai-ceo-text-dark: #1f2937;
  --ai-ceo-text-light: #4b5563;
  --ai-ceo-text-lighter: #6b7280;
  --ai-ceo-bg-light: #f9fafb;
  --ai-ceo-bg-lighter: #f3f4f6;
  --ai-ceo-border: #e5e7eb;
  --ai-ceo-border-hover: #d1d5db;
  --ai-ceo-white: #ffffff;

  /* Status Colors */
  --ai-ceo-status-online: #00FF00;

  /* Spacing */
  --ai-ceo-space-xs: 4px;
  --ai-ceo-space-sm: 8px;
  --ai-ceo-space-md: 12px;
  --ai-ceo-space-lg: 16px;
  --ai-ceo-space-xl: 20px;
  --ai-ceo-space-2xl: 24px;

  /* Border Radius */
  --ai-ceo-radius-sm: 12px;
  --ai-ceo-radius-md: 16px;
  --ai-ceo-radius-lg: 18px;
  --ai-ceo-radius-xl: 24px;
  --ai-ceo-radius-full: 50px;
  --ai-ceo-radius-circle: 50%;

  /* Shadows */
  --ai-ceo-shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --ai-ceo-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --ai-ceo-shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);

  /* Animation */
  --ai-ceo-transition: all 0.3s ease;
  --ai-ceo-transition-fast: all 0.2s ease;
}

/* ========================================
   Base Reset for Chat Wrapper
   ======================================== */
#ai-ceo-chat-wrapper {
  /* Isolate from theme styles */
  all: initial;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

#ai-ceo-chat-wrapper * {
  box-sizing: border-box !important;
  margin: 0;
  padding: 0;
}

#ai-ceo-chat-wrapper p,
#ai-ceo-chat-wrapper h1,
#ai-ceo-chat-wrapper h2,
#ai-ceo-chat-wrapper h3,
#ai-ceo-chat-wrapper h4,
#ai-ceo-chat-wrapper h5,
#ai-ceo-chat-wrapper h6 {
  margin: 0 !important;
  padding: 0 !important;
  font-weight: inherit !important;
  font-size: inherit !important;
  line-height: inherit !important;
}

#ai-ceo-chat-wrapper a {
  text-decoration: none !important;
}

#ai-ceo-chat-wrapper button {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font: inherit;
  cursor: pointer;
}

/* ========================================
   Chat Button
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-chat-button {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: var(--ai-ceo-primary) !important;
  color: var(--ai-ceo-white);
  border: none !important;
  border-radius: 40px;
  padding: 8px !important;
  cursor: pointer;
  box-shadow: 0 4px 12px var(--ai-ceo-primary-shadow);
  display: flex !important;
  align-items: center !important;
  transition: transform 0.3s ease, box-shadow 0.3s ease, background-color 0.3s ease;
  z-index: 9998;
  text-decoration: none !important;
  outline: none !important;
  font-family: inherit !important;
  min-height: 56px;
  max-width: 240px;
  animation: ai-ceo-button-expand 10s ease-in-out infinite;
}

#ai-ceo-chat-wrapper .ai-ceo-chat-button:hover {
  background-color: var(--ai-ceo-primary-hover) !important;
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 6px 16px var(--ai-ceo-primary-shadow-hover);
}

/* アバター部分 */
#ai-ceo-chat-wrapper .ai-ceo-chat-button-avatar {
  width: 40px;
  height: 40px;
  background-color: var(--ai-ceo-white) !important;
  border-radius: var(--ai-ceo-radius-circle);
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0;
  padding: 4px;
  animation: ai-ceo-avatar-swing 2s ease-in-out infinite;
}

#ai-ceo-chat-wrapper .ai-ceo-avatar-image {
  width: 36px !important;
  height: 36px !important;
  border-radius: var(--ai-ceo-radius-circle) !important;
  object-fit: cover !important;
}

#ai-ceo-chat-wrapper .ai-ceo-chat-button-text {
  font-weight: 600;
  font-size: 16px;
  white-space: nowrap;
  overflow: hidden;
  max-width: 0;
  opacity: 0;
  padding: 0;
  animation: ai-ceo-text-reveal 10s ease-in-out infinite;
}

/* 注釈的な小さなテキスト */
#ai-ceo-chat-wrapper .ai-ceo-chat-button-text .ai-ceo-small-text {
  font-size: 12px;
  font-weight: 600;
  opacity: 0.8;
}

/* チャットボタンアニメーション */
@keyframes ai-ceo-button-expand {

  0%,
  40% {
    padding: 8px !important;
  }

  45%,
  95% {
    padding: 8px 24px 8px 8px !important;
  }

  100% {
    padding: 8px !important;
  }
}

@keyframes ai-ceo-text-reveal {

  0%,
  40% {
    max-width: 0;
    opacity: 0;
    padding: 0;
  }

  45%,
  95% {
    max-width: 200px;
    opacity: 1;
    padding: 0 4px;
  }

  100% {
    max-width: 0;
    opacity: 0;
    padding: 0;
  }
}

/* アバター常時回転アニメーション */
@keyframes ai-ceo-avatar-swing {
  0% {
    transform: rotate(-10deg);
  }

  50% {
    transform: rotate(10deg);
  }

  100% {
    transform: rotate(-10deg);
  }
}

/* ========================================
   Body Scroll Lock (モバイル版チャットウィンドウ表示時のみ)
   ======================================== */
@media (max-width: 480px) {
  body.ai-ceo-chat-open {
    overflow: hidden !important;
    position: fixed !important;
    width: 100% !important;
    height: 100% !important;
  }
}

/* ========================================
   Chat Window
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-chat-window {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 420px;
  height: 600px;
  background: var(--ai-ceo-white);
  border-radius: var(--ai-ceo-radius-md);
  box-shadow: var(--ai-ceo-shadow-lg);
  display: flex;
  flex-direction: column;
  z-index: 9999;
  animation: ai-ceo-slideIn 0.3s ease;
  overflow: hidden;
  /* 予期しないスクロールを防止 */
  overscroll-behavior: contain;
  /* スクロールチェーンを防止 */
}

@keyframes ai-ceo-slideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

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

@keyframes ai-ceo-slideOut {
  from {
    opacity: 1;
    transform: translateY(0);
  }

  to {
    opacity: 0;
    transform: translateY(20px);
  }
}

/* ========================================
   Chat Header
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-chat-header {
  background: var(--ai-ceo-primary) !important;
  color: var(--ai-ceo-white);
  padding: var(--ai-ceo-space-lg) !important;
  border-radius: var(--ai-ceo-radius-md) var(--ai-ceo-radius-md) 0 0;
  display: flex !important;
  align-items: center !important;
  gap: var(--ai-ceo-space-md) !important;
  border: none !important;
  margin: 0 !important;
}

#ai-ceo-chat-wrapper .ai-ceo-chat-avatar {
  width: 40px;
  height: 40px;
  background: var(--ai-ceo-white) !important;
  color: var(--ai-ceo-primary) !important;
  border-radius: var(--ai-ceo-radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 14px;
}

#ai-ceo-chat-wrapper .ai-ceo-chat-avatar-image {
  width: 40px;
  height: 40px;
  border-radius: var(--ai-ceo-radius-circle);
  object-fit: cover;
}

#ai-ceo-chat-wrapper .ai-ceo-chat-header-info {
  flex: 1;
}

#ai-ceo-chat-wrapper .ai-ceo-chat-header h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 600;
}

#ai-ceo-chat-wrapper .ai-ceo-status {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  font-size: 12px;
  opacity: 0.9;
}

#ai-ceo-chat-wrapper .ai-ceo-status-indicator {
  width: 8px !important;
  height: 8px !important;
  background-color: var(--ai-ceo-status-online) !important;
  border-radius: var(--ai-ceo-radius-circle) !important;
  display: inline-block !important;
  animation: ai-ceo-pulse 2s infinite;
}

@keyframes ai-ceo-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 255, 0, 0.7);
  }

  70% {
    box-shadow: 0 0 0 6px rgba(0, 255, 0, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(0, 255, 0, 0);
  }
}

#ai-ceo-chat-wrapper .ai-ceo-close-button {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: var(--ai-ceo-white);
  font-size: 20px;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--ai-ceo-radius-circle);
  transition: var(--ai-ceo-transition-fast);
  line-height: 1;
  font-weight: normal;
}

#ai-ceo-chat-wrapper .ai-ceo-close-button:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* ========================================
   Message Area
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-messages {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  /* 横はみ出しを防止 */
  overscroll-behavior: contain;
  /* スクロールチェーンを防止 */
  touch-action: pan-y;
  /* タッチスクロールを縦方向のみに制限 */
  padding: var(--ai-ceo-space-xl) !important;
  background: var(--ai-ceo-bg-light);
  box-sizing: border-box;
}

#ai-ceo-chat-wrapper .ai-ceo-message {
  margin-bottom: var(--ai-ceo-space-2xl) !important;
  display: flex !important;
  align-items: flex-start !important;
  gap: var(--ai-ceo-space-md) !important;
  animation: ai-ceo-fadeIn 0.3s ease;
  position: relative !important;
  /* Flexboxレイアウトの安定化 */
  width: 100%;
  min-height: 40px;
  /* アバターの高さに合わせた最小高さ */
}

@keyframes ai-ceo-fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }

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

/* Bot Messages */
#ai-ceo-chat-wrapper .ai-ceo-message-bot {
  justify-content: flex-start !important;
}

#ai-ceo-chat-wrapper .ai-ceo-message-bot::before {
  content: '';
  width: 40px;
  height: 40px;
  background: var(--ai-ceo-primary);
  border-radius: var(--ai-ceo-radius-circle);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ai-ceo-white);
  font-size: 12px;
  font-weight: bold;
  background-image: url('../images/bot-icon.png');
  background-size: contain;
  background-position: center;
  background-repeat: no-repeat;
  padding: 4px;
  box-sizing: border-box;
}

#ai-ceo-chat-wrapper .ai-ceo-message-bot .ai-ceo-message-content {
  background: var(--ai-ceo-white) !important;
  color: var(--ai-ceo-text-dark) !important;
  border: 1px solid var(--ai-ceo-border) !important;
  border-radius: 0 var(--ai-ceo-radius-lg) var(--ai-ceo-radius-lg) var(--ai-ceo-radius-lg) !important;
  position: relative !important;
  box-shadow: var(--ai-ceo-shadow-sm);
  margin-left: 0 !important;
}

/* Bot Message Speech Bubble Triangle */
#ai-ceo-chat-wrapper .ai-ceo-message-bot .ai-ceo-message-content::before {
  content: '';
  position: absolute;
  top: 0;
  left: -8px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 8px 10px 0;
  border-color: transparent var(--ai-ceo-white) transparent transparent;
  z-index: 1;
}

#ai-ceo-chat-wrapper .ai-ceo-message-bot .ai-ceo-message-content::after {
  content: '';
  position: absolute;
  top: -1px;
  left: -9px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 9px 11px 0;
  border-color: transparent var(--ai-ceo-border) transparent transparent;
  z-index: 0;
}

/* User Messages */
#ai-ceo-chat-wrapper .ai-ceo-message-user {
  justify-content: flex-end !important;
}

#ai-ceo-chat-wrapper .ai-ceo-message-user .ai-ceo-message-content {
  background: var(--ai-ceo-primary) !important;
  color: var(--ai-ceo-white) !important;
  border-radius: var(--ai-ceo-radius-lg) 0 var(--ai-ceo-radius-lg) var(--ai-ceo-radius-lg) !important;
  box-shadow: 0 2px 8px var(--ai-ceo-primary-shadow);
  margin-right: 0 !important;
  position: relative !important;
  border: none !important;
}

/* User Message Speech Bubble Triangle */
#ai-ceo-chat-wrapper .ai-ceo-message-user .ai-ceo-message-content::before {
  content: '';
  position: absolute;
  top: 0;
  right: -8px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 10px 8px;
  border-color: transparent transparent transparent var(--ai-ceo-primary);
}

#ai-ceo-chat-wrapper .ai-ceo-message-user::after {
  content: '';
  width: 40px;
  height: 40px;
  background: var(--ai-ceo-bg-lighter);
  border-radius: var(--ai-ceo-radius-circle);
  flex-shrink: 0;
  order: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236B7280'%3E%3Cpath d='M12 2C6.48 2 2 6.48 2 12s4.48 10 10 10 10-4.48 10-10S17.52 2 12 2zm0 3c1.66 0 3 1.34 3 3s-1.34 3-3 3-3-1.34-3-3 1.34-3 3-3zm0 14.2c-2.5 0-4.71-1.28-6-3.22.03-1.99 4-3.08 6-3.08 1.99 0 5.97 1.09 6 3.08-1.29 1.94-3.5 3.22-6 3.22z'/%3E%3C/svg%3E");
  background-size: 40px 40px;
  background-repeat: no-repeat;
  background-position: center;
}

/* Message Content */
#ai-ceo-chat-wrapper .ai-ceo-message-content {
  max-width: calc(100% - 56px);
  /* アバター幅(40px) + gap(12px) + 余裕(4px) を引く */
  padding: var(--ai-ceo-space-md) var(--ai-ceo-space-lg) !important;
  line-height: 1.6 !important;
  font-size: 14px !important;
  font-weight: normal !important;
  /* 強化された文字分割設定 */
  word-wrap: break-word;
  overflow-wrap: anywhere;
  /* より強力な分割 */
  word-break: break-word;
  /* 日本語と英語の混在テキストに対応 */
  hyphens: auto;
  /* 自動ハイフネーション */
  /* Flexboxレイアウト安定化 */
  flex: 1 1 0;
  /* flexboxアイテムとして柔軟に伸縮 */
  position: relative;
  box-sizing: border-box;
  min-width: 0;
  /* flexbox内での縮小を許可 */
  overflow: hidden;
  /* コンテナからのはみ出し防止 */
}

/* Links in Messages */
#ai-ceo-chat-wrapper .ai-ceo-message-content a {
  color: inherit !important;
  text-decoration: underline !important;
}

#ai-ceo-chat-wrapper .ai-ceo-message-user .ai-ceo-message-content a {
  color: var(--ai-ceo-white) !important;
}

#ai-ceo-chat-wrapper .ai-ceo-message-bot .ai-ceo-message-content a {
  color: var(--ai-ceo-primary) !important;
}

/* ========================================
   Suggestions & Links (横並びスクロール)
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-suggestions,
#ai-ceo-chat-wrapper .ai-ceo-message-links,
#ai-ceo-chat-wrapper .ai-ceo-reference-link {
  padding: var(--ai-ceo-space-md) !important;
  background: var(--ai-ceo-white);
  border-top: 1px solid var(--ai-ceo-border);
  display: flex !important;
  gap: var(--ai-ceo-space-sm) !important;
  overflow-x: auto !important;
  flex-wrap: nowrap !important;
}

/* カスタムスクロールバーのスタイル（強制的に常時表示） */
#ai-ceo-chat-wrapper .ai-ceo-suggestions,
#ai-ceo-chat-wrapper .ai-ceo-message-links,
#ai-ceo-chat-wrapper .ai-ceo-reference-link {
  /* スクロールバーを強制的に常時表示させる */
  overflow-x: scroll !important;
  -webkit-overflow-scrolling: touch;
}

#ai-ceo-chat-wrapper .ai-ceo-suggestions::-webkit-scrollbar,
#ai-ceo-chat-wrapper .ai-ceo-message-links::-webkit-scrollbar,
#ai-ceo-chat-wrapper .ai-ceo-reference-link::-webkit-scrollbar {
  height: 6px !important;
  -webkit-appearance: none !important;
  background: rgba(243, 244, 246, 0.5) !important;
}

#ai-ceo-chat-wrapper .ai-ceo-suggestions::-webkit-scrollbar-track,
#ai-ceo-chat-wrapper .ai-ceo-message-links::-webkit-scrollbar-track,
#ai-ceo-chat-wrapper .ai-ceo-reference-link::-webkit-scrollbar-track {
  background: rgba(243, 244, 246, 0.6) !important;
  /* より濃いトラック背景 */
  border-radius: 3px !important;
  -webkit-box-shadow: inset 0 0 1px rgba(0, 0, 0, 0.1) !important;
}

#ai-ceo-chat-wrapper .ai-ceo-suggestions::-webkit-scrollbar-thumb,
#ai-ceo-chat-wrapper .ai-ceo-message-links::-webkit-scrollbar-thumb,
#ai-ceo-chat-wrapper .ai-ceo-reference-link::-webkit-scrollbar-thumb {
  background: rgba(209, 213, 219, 0.7) !important;
  /* より濃いスクロールバー */
  border-radius: 3px !important;
  transition: background 0.2s ease !important;
  -webkit-box-shadow: 0 0 1px rgba(0, 0, 0, 0.2) !important;
}

#ai-ceo-chat-wrapper .ai-ceo-suggestions::-webkit-scrollbar-thumb:hover,
#ai-ceo-chat-wrapper .ai-ceo-message-links::-webkit-scrollbar-thumb:hover,
#ai-ceo-chat-wrapper .ai-ceo-reference-link::-webkit-scrollbar-thumb:hover {
  background: var(--ai-ceo-primary) !important;
  /* ホバー時は濃く */
}

/* スクロールバーを強制的に表示するための追加設定 */
#ai-ceo-chat-wrapper .ai-ceo-suggestions::-webkit-scrollbar-corner,
#ai-ceo-chat-wrapper .ai-ceo-message-links::-webkit-scrollbar-corner,
#ai-ceo-chat-wrapper .ai-ceo-reference-link::-webkit-scrollbar-corner {
  background: transparent !important;
}

/* Firefox用のスクロールバースタイル（強制的に常時表示） */
#ai-ceo-chat-wrapper .ai-ceo-suggestions,
#ai-ceo-chat-wrapper .ai-ceo-message-links,
#ai-ceo-chat-wrapper .ai-ceo-reference-link {
  scrollbar-width: thin !important;
  scrollbar-color: rgba(209, 213, 219, 0.7) rgba(243, 244, 246, 0.6) !important;
}

#ai-ceo-chat-wrapper .ai-ceo-suggestion,
#ai-ceo-chat-wrapper .ai-ceo-message-link,
#ai-ceo-chat-wrapper .ai-ceo-reference-link a {
  padding: var(--ai-ceo-space-sm) var(--ai-ceo-space-md);
  background: var(--ai-ceo-bg-lighter);
  border: 1px solid var(--ai-ceo-border);
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
  transition: var(--ai-ceo-transition-fast);
  color: var(--ai-ceo-text-light);
  white-space: nowrap;
  /* テキストを1行に保つ */
  flex-shrink: 0;
  /* 要素が縮小されないように */
  text-decoration: none !important;
  display: inline-block;
  margin-right: var(--ai-ceo-space-sm);
  margin-bottom: 0;
}

#ai-ceo-chat-wrapper .ai-ceo-suggestion:hover,
#ai-ceo-chat-wrapper .ai-ceo-message-link:hover,
#ai-ceo-chat-wrapper .ai-ceo-reference-link a:hover {
  background: var(--ai-ceo-primary) !important;
  color: var(--ai-ceo-white) !important;
  border-color: var(--ai-ceo-primary) !important;
  text-decoration: none !important;
}

/* ========================================
   Input Area
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-input-area {
  padding: var(--ai-ceo-space-lg) !important;
  background: var(--ai-ceo-white);
  border-top: 1px solid var(--ai-ceo-border);
  border-radius: 0 0 var(--ai-ceo-radius-md) var(--ai-ceo-radius-md);
  display: flex !important;
  gap: var(--ai-ceo-space-sm) !important;
}

#ai-ceo-chat-wrapper .ai-ceo-input {
  flex: 1;
  padding: 10px var(--ai-ceo-space-lg);
  border: 1px solid var(--ai-ceo-border);
  border-radius: var(--ai-ceo-radius-xl);
  font-size: 16px;
  outline: none;
  transition: border-color 0.2s;
}

#ai-ceo-chat-wrapper .ai-ceo-input:focus {
  border-color: var(--ai-ceo-primary) !important;
  box-shadow: 0 0 0 3px var(--ai-ceo-primary-light) !important;
  outline: none !important;
}

#ai-ceo-chat-wrapper .ai-ceo-send-button {
  width: 40px;
  height: 40px;
  background: var(--ai-ceo-primary) !important;
  color: var(--ai-ceo-white);
  border: none !important;
  outline: none !important;
  border-radius: var(--ai-ceo-radius-circle);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--ai-ceo-transition-fast);
}

#ai-ceo-chat-wrapper .ai-ceo-send-button:hover {
  background: var(--ai-ceo-primary-hover) !important;
  transform: scale(1.05);
}

#ai-ceo-chat-wrapper .ai-ceo-send-button:active {
  transform: scale(0.95);
}

/* ========================================
   Disclaimer (注意書き)
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-disclaimer {
  padding: var(--ai-ceo-space-sm) var(--ai-ceo-space-lg) !important;
  background: var(--ai-ceo-white);
  border-top: 1px solid var(--ai-ceo-border);
  font-size: 10px !important;
  color: #999 !important;
  text-align: center !important;
  line-height: 1.4 !important;
  font-weight: normal !important;
  margin: 0 !important;
}

/* ========================================
   Loading/Typing Indicator
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-typing {
  display: flex;
  gap: var(--ai-ceo-space-xs);
  padding: var(--ai-ceo-space-md) var(--ai-ceo-space-lg);
  background: var(--ai-ceo-white);
  border-radius: var(--ai-ceo-radius-sm);
  border: 1px solid var(--ai-ceo-border);
}

#ai-ceo-chat-wrapper .ai-ceo-typing span {
  width: 8px;
  height: 8px;
  background: var(--ai-ceo-text-lighter);
  border-radius: var(--ai-ceo-radius-circle);
  animation: ai-ceo-typing 1.4s infinite;
}

#ai-ceo-chat-wrapper .ai-ceo-typing span:nth-child(2) {
  animation-delay: 0.2s;
}

#ai-ceo-chat-wrapper .ai-ceo-typing span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes ai-ceo-typing {

  0%,
  60%,
  100% {
    transform: translateY(0);
  }

  30% {
    transform: translateY(-10px);
  }
}

/* Loading Overlay (for #ai-ceo-loading) */
#ai-ceo-chat-wrapper .ai-ceo-loading {
  position: absolute;
  inset: 0;
  display: none;
  /* JSでblockに切り替え */
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.6);
  z-index: 10000;
  pointer-events: none;
}

#ai-ceo-chat-wrapper .ai-ceo-loading .ai-ceo-loading-dots {
  display: flex;
  gap: var(--ai-ceo-space-sm);
}

#ai-ceo-chat-wrapper .ai-ceo-loading .ai-ceo-loading-dots span {
  width: 10px;
  height: 10px;
  background: var(--ai-ceo-primary);
  border-radius: var(--ai-ceo-radius-circle);
  animation: ai-ceo-loading-bounce 1.2s infinite ease-in-out;
}

#ai-ceo-chat-wrapper .ai-ceo-loading .ai-ceo-loading-dots span:nth-child(2) {
  animation-delay: 0.15s;
}

#ai-ceo-chat-wrapper .ai-ceo-loading .ai-ceo-loading-dots span:nth-child(3) {
  animation-delay: 0.3s;
}

@keyframes ai-ceo-loading-bounce {

  0%,
  80%,
  100% {
    transform: scale(0.6);
    opacity: 0.6;
  }

  40% {
    transform: scale(1);
    opacity: 1;
  }
}

/* ========================================
   Reference Links
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-reference-link {
  margin-top: var(--ai-ceo-space-sm) !important;
  margin-left: var(--ai-ceo-space-sm) !important;
  max-width: 100%;
  overflow-x: auto;
  box-sizing: border-box;
}

#ai-ceo-chat-wrapper .ai-ceo-reference-link a {
  display: inline-block !important;
  padding: 8px var(--ai-ceo-space-lg) !important;
  background: var(--ai-ceo-white) !important;
  color: var(--ai-ceo-primary) !important;
  border: 1px solid var(--ai-ceo-primary);
  text-decoration: none !important;
  border-radius: 999px !important;
  font-size: 14px !important;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease !important;
  white-space: nowrap;
  flex-shrink: 0;
}

#ai-ceo-chat-wrapper .ai-ceo-reference-link a:hover {
  background: var(--ai-ceo-primary) !important;
  color: var(--ai-ceo-white) !important;
  text-decoration: none !important;
}

/* ========================================
   Message Images
   ======================================== */
#ai-ceo-chat-wrapper .ai-ceo-message-image-container {
  margin-top: var(--ai-ceo-space-md) !important;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  border-radius: var(--ai-ceo-radius-sm);
  box-shadow: var(--ai-ceo-shadow-sm);
}

#ai-ceo-chat-wrapper .ai-ceo-message-image {
  width: 100%;
  height: auto;
  display: block;
  cursor: pointer;
  transition: var(--ai-ceo-transition);
  border-radius: var(--ai-ceo-radius-sm);
}

#ai-ceo-chat-wrapper .ai-ceo-message-image:hover {
  transform: scale(1.02);
  box-shadow: var(--ai-ceo-shadow-md);
}

/* ========================================
   Image Zoom Modal
   ======================================== */
.ai-ceo-image-zoom-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  opacity: 0;
  transition: opacity 0.3s ease;
  cursor: pointer;
  padding: 20px;
  box-sizing: border-box;
}

.ai-ceo-image-zoom-modal.ai-ceo-image-zoom-show {
  opacity: 1;
}

.ai-ceo-image-zoom-content {
  max-width: 95%;
  max-height: 95vh;
  object-fit: contain;
  border-radius: var(--ai-ceo-radius-sm);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  cursor: default;
  animation: ai-ceo-zoom-in 0.3s ease;
}

@keyframes ai-ceo-zoom-in {
  from {
    transform: scale(0.8);
    opacity: 0;
  }

  to {
    transform: scale(1);
    opacity: 1;
  }
}

.ai-ceo-image-zoom-close {
  position: fixed;
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: var(--ai-ceo-radius-circle);
  color: #333;
  font-size: 32px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--ai-ceo-transition-fast);
  z-index: 100000;
  box-shadow: var(--ai-ceo-shadow-md);
}

.ai-ceo-image-zoom-close:hover {
  background: var(--ai-ceo-white);
  transform: scale(1.1);
  box-shadow: var(--ai-ceo-shadow-lg);
}

@media (max-width: 480px) {
  .ai-ceo-image-zoom-modal {
    padding: 10px;
  }

  .ai-ceo-image-zoom-content {
    max-width: 98%;
    max-height: 90vh;
  }

  .ai-ceo-image-zoom-close {
    top: 10px;
    right: 10px;
    width: 40px;
    height: 40px;
    font-size: 28px;
  }
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 480px) {
  #ai-ceo-chat-wrapper .ai-ceo-chat-window {
    width: calc(100% - 32px);
    height: 80vh;
    bottom: 16px;
    right: 16px;
    left: 16px;
    border-radius: var(--ai-ceo-radius-lg);
    box-shadow: var(--ai-ceo-shadow-lg);
    max-height: none;
    min-height: 300px;
    overflow: hidden;
    /* 予期しないスクロールを防止 */
    overscroll-behavior: contain;
    /* スクロールチェーンを防止 */
  }

  #ai-ceo-chat-wrapper .ai-ceo-chat-header {
    border-radius: var(--ai-ceo-radius-lg) var(--ai-ceo-radius-lg) 0 0;
  }

  #ai-ceo-chat-wrapper .ai-ceo-input-area {
    border-radius: 0 0 var(--ai-ceo-radius-lg) var(--ai-ceo-radius-lg);
  }

  #ai-ceo-chat-wrapper .ai-ceo-chat-button {
    bottom: 56px;
    right: 4px;
  }

  /* モバイルでのサジェストとリンクの調整 */
  #ai-ceo-chat-wrapper .ai-ceo-suggestions,
  #ai-ceo-chat-wrapper .ai-ceo-message-links,
  #ai-ceo-chat-wrapper .ai-ceo-reference-link {
    padding: var(--ai-ceo-space-sm) var(--ai-ceo-space-md) !important;
  }

  #ai-ceo-chat-wrapper .ai-ceo-suggestion,
  #ai-ceo-chat-wrapper .ai-ceo-message-link,
  #ai-ceo-chat-wrapper .ai-ceo-reference-link a {
    font-size: 12px;
    padding: 6px var(--ai-ceo-space-sm);
    min-width: fit-content;
  }

  /* モバイルでのメッセージコンテンツ最適化 */
  #ai-ceo-chat-wrapper .ai-ceo-message-content {
    max-width: calc(100% - 48px);
    /* モバイルでは余裕を少なくする */
    font-size: 14px !important;
    /* フォントサイズをデスクトップと同じに */
    line-height: 1.5 !important;
    /* 行間を詰める */
    padding: var(--ai-ceo-space-sm) var(--ai-ceo-space-md) !important;
    /* パディングを調整 */
    /* モバイル向け強化された分割設定 */
    word-break: break-all;
    /* より積極的な単語分割 */
  }

  #ai-ceo-chat-wrapper .ai-ceo-message {
    gap: var(--ai-ceo-space-sm) !important;
    /* アバターとの間隔を狭める */
  }

  /* アバターサイズをモバイルで調整 */
  #ai-ceo-chat-wrapper .ai-ceo-message-bot::before,
  #ai-ceo-chat-wrapper .ai-ceo-message-user::after {
    width: 32px;
    height: 32px;
    background-size: 32px 32px;
  }

  /* モバイル用免責事項の調整 */
  #ai-ceo-chat-wrapper .ai-ceo-disclaimer {
    padding: 6px var(--ai-ceo-space-md) !important;
    font-size: 9px !important;
    line-height: 1.3 !important;
    border-radius: 0 0 var(--ai-ceo-radius-lg) var(--ai-ceo-radius-lg);
  }

  /* モバイル用入力エリアの調整 */
  #ai-ceo-chat-wrapper .ai-ceo-input {
    font-size: 16px !important;
    /* iOSでのズーム防止 */
    padding: 12px var(--ai-ceo-space-lg) !important;
  }
}