/* ============================================================
   RAG Chatbot Demo — チャット画面スタイル
   Tailwind CDN と併用、補完的なスタイルだけ定義
   ============================================================ */

/* ---------- メッセージ行 ---------- */
.message {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}
.user-message {
  flex-direction: row-reverse;
}
.user-message .bubble {
  background-color: #2563eb;
  color: #fff;
  border-radius: 1.25rem 1.25rem 0.25rem 1.25rem;
}
.bot-message .bubble {
  background-color: #f3f4f6;
  color: #111827;
  border-radius: 1.25rem 1.25rem 1.25rem 0.25rem;
}

/* ---------- バブル本体 ---------- */
.bubble {
  max-width: 88%;
  padding: 0.55rem 0.85rem;
  word-wrap: break-word;
  /* pre-wrap は付けない: HTMLソースのインデント空白がバブル内に可視描画され膨張する。
     段落改行は <p> / markdown 側で扱う。ユーザー手入力の改行はrenderMarkdownでHTML化される */
  line-height: 1.5;
  font-size: 0.92rem;
}
/* 素の <p>（ウェルカム等）のブラウザ既定マージン除去 */
.bubble > p {
  margin: 0;
}

/* ---------- アバター ---------- */
.avatar {
  flex-shrink: 0;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
}
.bot-avatar {
  background: linear-gradient(135deg, #6366f1, #3b82f6);
}
.user-avatar {
  background: #6b7280;
  font-size: 0.625rem;
}

/* ---------- Markdown 領域 ---------- */
.markdown p { margin: 0 0 0.5rem 0; }
.markdown p:last-child { margin-bottom: 0; }
.markdown ul, .markdown ol { margin: 0.25rem 0 0.5rem 1.25rem; }
.markdown li { margin: 0.125rem 0; }
.markdown code {
  background-color: rgba(0, 0, 0, 0.08);
  padding: 0.1em 0.3em;
  border-radius: 0.25rem;
  font-size: 0.85em;
}
.markdown pre {
  background-color: #1f2937;
  color: #f3f4f6;
  padding: 0.75rem;
  border-radius: 0.5rem;
  overflow-x: auto;
  margin: 0.5rem 0;
}
.markdown pre code {
  background-color: transparent;
  color: inherit;
  padding: 0;
}
.markdown strong { font-weight: 700; }
.markdown a {
  color: #2563eb;
  text-decoration: underline;
}
.markdown table {
  border-collapse: collapse;
  margin: 0.5rem 0;
  font-size: 0.875rem;
}
.markdown th, .markdown td {
  border: 1px solid #d1d5db;
  padding: 0.35rem 0.6rem;
}

/* インライン引用ホバー */
.markdown .cite-ref {
  display: inline-block;
  background-color: rgba(37, 99, 235, 0.15);
  color: #1d4ed8;
  font-size: 0.75em;
  padding: 0.05em 0.4em;
  border-radius: 9999px;
  margin: 0 0.1em;
  cursor: help;
  vertical-align: middle;
  font-weight: 600;
}
.user-message .markdown .cite-ref {
  background-color: rgba(255, 255, 255, 0.25);
  color: #fff;
}

/* ---------- 引用パネル ---------- */
.citations {
  margin-top: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px dashed rgba(0, 0, 0, 0.1);
}
.cite-title {
  font-size: 0.75rem;
  color: #6b7280;
  margin-bottom: 0.35rem;
}
.cite-item {
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 0.4rem;
  margin-top: 0.25rem;
  padding: 0.3rem 0.5rem;
  font-size: 0.8rem;
}
.cite-item summary {
  cursor: pointer;
  color: #1e3a8a;
  font-weight: 500;
}
.cite-excerpt {
  margin-top: 0.35rem;
  color: #4b5563;
  font-size: 0.78rem;
  white-space: pre-wrap;
}

/* ---------- Quick reply ---------- */
.quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-left: 3rem;
}
.quick-reply-btn {
  background-color: #fff;
  border: 1px solid #d1d5db;
  color: #1f2937;
  padding: 0.45rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.15s ease;
}
.quick-reply-btn:hover {
  background-color: #eff6ff;
  border-color: #93c5fd;
  color: #1d4ed8;
}

/* ---------- フィードバック（バブル内に統合） ---------- */
.feedback-area {
  margin-top: 0.5rem;
  padding-top: 0.4rem;
  border-top: 1px dashed rgba(0, 0, 0, 0.1);
}
.feedback-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}
.feedback-row button {
  background: rgba(0, 0, 0, 0.04);
  border: none;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.15s;
}
.feedback-row button:hover {
  background: rgba(0, 0, 0, 0.1);
}
.feedback-row .resolved-btn {
  background: rgba(34, 197, 94, 0.15);
  color: #166534;
  font-size: 0.75rem;
}
.feedback-row .resolved-btn:hover {
  background: rgba(34, 197, 94, 0.25);
}
.feedback-row .unresolved-btn {
  background: rgba(239, 68, 68, 0.12);
  color: #991b1b;
  font-size: 0.75rem;
}
.feedback-row .unresolved-btn:hover {
  background: rgba(239, 68, 68, 0.22);
}
.feedback-thanks {
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: #16a34a;
}

/* ---------- アンケートパネル（バブル内にそのまま展開・別枠化しない） ---------- */
[x-cloak] { display: none !important; }
.survey-panel {
  margin-top: 0.4rem;
  max-width: 100%;
}
.survey-title {
  font-size: 0.8rem;
  color: #374151;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}
.survey-reasons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.5rem;
}
.survey-chip {
  background: #f3f4f6;
  border: 1px solid #d1d5db;
  color: #374151;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s ease;
}
.survey-chip:hover {
  border-color: #93c5fd;
}
.survey-chip.is-selected {
  background: #2563eb;
  border-color: #2563eb;
  color: #fff;
}
.survey-comment {
  width: 100%;
  border: 1px solid #d1d5db;
  border-radius: 0.4rem;
  padding: 0.4rem 0.6rem;
  font-size: 0.82rem;
  resize: vertical;
  margin-bottom: 0.5rem;
}
.survey-comment:focus {
  outline: none;
  border-color: #60a5fa;
  box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.3);
}
.survey-actions {
  display: flex;
  gap: 0.4rem;
}
.survey-submit {
  background: #2563eb;
  color: #fff;
  border: none;
  padding: 0.3rem 0.9rem;
  border-radius: 9999px;
  font-size: 0.8rem;
  cursor: pointer;
}
.survey-submit:hover { background: #1d4ed8; }
.survey-cancel {
  background: transparent;
  color: #6b7280;
  border: none;
  padding: 0.3rem 0.6rem;
  font-size: 0.8rem;
  cursor: pointer;
}
.survey-cancel:hover { color: #374151; }

/* ---------- Typing indicator ---------- */
.typing-indicator {
  display: inline-flex;
  gap: 4px;
  padding: 0.2rem 0;
}
.typing-indicator span {
  width: 6px;
  height: 6px;
  background: #9ca3af;
  border-radius: 50%;
  animation: bounce 1.4s infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
@keyframes bounce {
  0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
  40% { transform: translateY(-6px); opacity: 1; }
}

/* ---------- スクロール ---------- */
main::-webkit-scrollbar { width: 8px; }
main::-webkit-scrollbar-thumb { background-color: rgba(0,0,0,0.15); border-radius: 4px; }