/* ===========================================
   あさがお相談ボット - チャットボットUI
   全ページ共通のフローティングウィジェット
   =========================================== */

.chatbot-root {
  /* 右下固定。 z-index は site-header (100) より上 */
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  bottom: calc(1.5rem + env(safe-area-inset-bottom));
  z-index: 200;
  font-family: var(--font-jp);
}

/* ===========================================
   トグルボタン（円形・閉じている時表示）
   =========================================== */
.chatbot-toggle {
  position: relative;
  width: 64px;
  height: 64px;
  border: none;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  /* 初期状態から常に表示。アニメで一瞬だけポップさせる */
  opacity: 1;
  transform: scale(1);
  animation: chatbotPop 0.5s 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
  transition: transform var(--transition), box-shadow var(--transition);
}

@keyframes chatbotPop {
  from {
    opacity: 0;
    transform: scale(0.5);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.chatbot-toggle:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 12px 36px rgba(111, 91, 176, 0.32), 0 6px 18px rgba(215, 117, 54, 0.20);
}

.chatbot-toggle svg {
  width: 28px;
  height: 28px;
  fill: currentColor;
}

/* 閉じる時のアイコン切り替え */
.chatbot-toggle .icon-close {
  display: none;
}

.chatbot-root.is-open .chatbot-toggle .icon-chat {
  display: none;
}

.chatbot-root.is-open .chatbot-toggle .icon-close {
  display: block;
}

/* 通知バッジ（「お気軽に！」吹き出し） */
.chatbot-badge {
  position: absolute;
  right: calc(100% + 0.75rem);
  top: 50%;
  transform: translateY(-50%);
  background: #fff;
  color: var(--color-primary-dark);
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.chatbot-badge::after {
  /* 吹き出しの三角 */
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: #fff;
}

.chatbot-badge.is-visible {
  opacity: 1;
}

/* ===========================================
   チャットウィンドウ
   =========================================== */
.chatbot-window {
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.75rem);
  width: 360px;
  max-width: calc(100vw - 3rem);
  height: 540px;
  max-height: calc(100vh - 6rem);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: scale(0.92) translateY(8px);
  transform-origin: bottom right;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

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

/* ヘッダー */
.chatbot-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #fff;
  flex-shrink: 0;
}

.chatbot-avatar {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: #fff;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4px;
}

.chatbot-avatar svg {
  width: 100%;
  height: 100%;
}

.chatbot-title-group {
  flex: 1;
  min-width: 0;
}

.chatbot-title {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  line-height: 1.3;
}

.chatbot-status {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.72rem;
  opacity: 0.9;
  margin-top: 2px;
}

.chatbot-status::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: #7FF09F;
  box-shadow: 0 0 6px rgba(127, 240, 159, 0.6);
}

.chatbot-close {
  width: 32px;
  height: 32px;
  border: none;
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  flex-shrink: 0;
}

.chatbot-close:hover {
  background: rgba(255, 255, 255, 0.32);
}

.chatbot-close svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* ===========================================
   メッセージ一覧（スクロール領域）
   =========================================== */
.chatbot-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  background: var(--color-bg);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary-light) transparent;
}

.chatbot-messages::-webkit-scrollbar {
  width: 6px;
}

.chatbot-messages::-webkit-scrollbar-thumb {
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
}

.chatbot-msg {
  max-width: 80%;
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  line-height: 1.6;
  animation: chatbotMsgIn 0.3s ease;
}

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

.chatbot-msg.is-bot {
  align-self: flex-start;
  background: var(--color-surface);
  color: var(--color-text);
  border-bottom-left-radius: 4px;
  box-shadow: var(--shadow-sm);
}

.chatbot-msg.is-user {
  align-self: flex-end;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-bottom-right-radius: 4px;
}

/* タイピング中インジケータ */
.chatbot-msg.is-typing {
  display: inline-flex;
  gap: 4px;
  padding: 0.85rem 0.9rem;
}

.chatbot-msg.is-typing span {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-primary-light);
  animation: chatbotTyping 1.2s infinite ease-in-out;
}

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

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

/* ===========================================
   クイックリプライ（チップ）
   =========================================== */
.chatbot-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0 1rem 0.5rem;
  background: var(--color-bg);
  flex-shrink: 0;
}

.chatbot-quick-replies:empty {
  padding: 0;
}

.chatbot-quick {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  background: var(--color-surface);
  color: var(--color-primary-dark);
  border: 1.5px solid var(--color-primary-light);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  font-family: inherit;
}

.chatbot-quick:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  transform: translateY(-1px);
}

/* ===========================================
   入力欄
   =========================================== */
.chatbot-input {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  flex-shrink: 0;
}

.chatbot-input input {
  flex: 1;
  padding: 0.6rem 0.9rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-family: inherit;
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition);
  min-width: 0;
}

.chatbot-input input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: #fff;
}

.chatbot-send {
  width: 40px;
  height: 40px;
  border: none;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: #fff;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform var(--transition), opacity var(--transition);
}

.chatbot-send:hover:not(:disabled) {
  transform: translateY(-1px) scale(1.05);
}

.chatbot-send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.chatbot-send svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

/* ===========================================
   スマホ対応（720px未満は bottom sheet 化）
   =========================================== */
@media (max-width: 720px) {
  .chatbot-root {
    right: 1rem;
    /* 採用バーと重ならないよう十分な間隔を確保（style.css の同設定と同期） */
    bottom: 96px;
    bottom: calc(96px + env(safe-area-inset-bottom));
  }

  .chatbot-toggle {
    width: 56px;
    height: 56px;
  }

  .chatbot-toggle svg {
    width: 24px;
    height: 24px;
  }

  .chatbot-window {
    /* bottom sheet 風：画面全幅・80vh */
    position: fixed;
    right: 0;
    left: 0;
    bottom: 0;
    width: 100vw;
    max-width: 100vw;
    height: 85vh;
    max-height: 85vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    transform-origin: bottom center;
  }

  .chatbot-badge {
    font-size: 0.78rem;
    padding: 0.4rem 0.7rem;
  }
}

/* ===========================================
   アクセシビリティ（アニメ抑制）
   =========================================== */
@media (prefers-reduced-motion: reduce) {
  .chatbot-toggle,
  .chatbot-window,
  .chatbot-msg,
  .chatbot-msg.is-typing span {
    animation: none !important;
    transition: opacity 0.01ms !important;
  }
  .chatbot-toggle {
    opacity: 1;
    transform: scale(1);
  }
}