/* ===================================================
   文豪キャラクター対話 — スタイルシート
   和風テイスト、游明朝ベース、レスポンシブ対応
   =================================================== */

/* ---------- リセット・基底 ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: "游明朝", "Yu Mincho", "YuMincho", "ヒラギノ明朝 ProN", "Hiragino Mincho ProN", Georgia, serif;
  background-color: #f5f0e8;
  color: #2c2416;
  line-height: 1.8;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- ヘッダー ---------- */
.site-header {
  background-color: #1a1108;
  color: #e8dcc8;
  padding: 2rem 1.5rem 1.5rem;
  text-align: center;
  border-bottom: 3px solid #8b6914;
}

.site-title {
  font-size: clamp(1.5rem, 4vw, 2.2rem);
  font-weight: normal;
  letter-spacing: 0.15em;
  color: #e8dcc8;
}

.site-subtitle {
  font-size: 0.9rem;
  color: #a89070;
  margin-top: 0.4rem;
  letter-spacing: 0.1em;
}

/* ---------- メインコンテンツ ---------- */
.main-content {
  flex: 1;
  max-width: 860px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* ---------- カード ---------- */
.card {
  background-color: #fffdf7;
  border: 1px solid #d4c5a0;
  border-radius: 4px;
  padding: 1.5rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
}

.card-title {
  font-size: 1rem;
  font-weight: normal;
  letter-spacing: 0.12em;
  color: #5c3d11;
  border-bottom: 1px solid #d4c5a0;
  padding-bottom: 0.6rem;
  margin-bottom: 1.2rem;
}

/* ---------- APIキーカード ---------- */
.api-key-card {
  border-color: #b8860b;
  background-color: #fffbf0;
}

/* APIキー未設定時のみ強調表示するクラス（JS側で付与） */
.api-key-card.is-prominent {
  border-color: #c0392b;
  box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.15);
}

.api-key-notice {
  font-size: 0.85rem;
  color: #6b5b3e;
  margin-bottom: 1rem;
  line-height: 1.7;
}

.api-key-notice a {
  color: #8b4513;
  text-decoration: underline;
}

.api-key-notice a:hover {
  color: #5c2d0a;
}

.api-key-input-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.api-key-input {
  flex: 1;
  min-width: 200px;
  padding: 0.5rem 0.75rem;
  border: 1px solid #c4a96a;
  border-radius: 3px;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.9rem;
  background-color: #fff;
  color: #2c2416;
  outline: none;
  transition: border-color 0.2s;
}

.api-key-input:focus {
  border-color: #8b6914;
  box-shadow: 0 0 0 2px rgba(139, 105, 20, 0.2);
}

.api-key-status {
  margin-top: 0.6rem;
  font-size: 0.82rem;
  min-height: 1.2em;
}

.api-key-status.is-saved {
  color: #2e7d32;
}

.api-key-status.is-error {
  color: #c0392b;
}

.api-key-status.is-cleared {
  color: #6b5b3e;
}

/* ---------- ボタン ---------- */
.btn {
  padding: 0.5rem 1.1rem;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  transition: background-color 0.2s, opacity 0.2s;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-primary {
  background-color: #6b4c11;
  color: #fffdf7;
}

.btn-primary:not(:disabled):hover {
  background-color: #4e3509;
}

.btn-secondary {
  background-color: #d4c5a0;
  color: #2c2416;
}

.btn-secondary:not(:disabled):hover {
  background-color: #bfaf8a;
}

.btn-submit {
  background-color: #1a1108;
  color: #e8dcc8;
  padding: 0.65rem 2rem;
  font-size: 0.95rem;
  letter-spacing: 0.1em;
}

.btn-submit:not(:disabled):hover {
  background-color: #3a2e1a;
}

/* ---------- セレクト・ラベル ---------- */
.select-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

@media (max-width: 560px) {
  .select-row {
    grid-template-columns: 1fr;
  }
}

.select-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.select-label {
  font-size: 0.82rem;
  color: #6b5b3e;
  letter-spacing: 0.08em;
}

.select-control {
  padding: 0.5rem 0.75rem;
  border: 1px solid #c4a96a;
  border-radius: 3px;
  font-family: inherit;
  font-size: 0.9rem;
  background-color: #fff;
  color: #2c2416;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s;
}

.select-control:focus {
  border-color: #8b6914;
  box-shadow: 0 0 0 2px rgba(139, 105, 20, 0.2);
}

/* ---------- 警告表示 ---------- */
.work-warning {
  font-size: 0.8rem;
  color: #b45309;
  background-color: #fef3c7;
  border: 1px solid #fcd34d;
  border-radius: 3px;
  padding: 0.3rem 0.6rem;
  min-height: 0;
  line-height: 1.5;
}

.work-warning:empty {
  display: none;
}

/* ---------- テンプレート行 ---------- */
.template-row {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

/* ---------- テキストエリア ---------- */
.query-textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid #c4a96a;
  border-radius: 3px;
  font-family: inherit;
  font-size: 0.95rem;
  line-height: 1.7;
  background-color: #fff;
  color: #2c2416;
  resize: vertical;
  outline: none;
  margin-top: 0.4rem;
  margin-bottom: 1rem;
  transition: border-color 0.2s;
}

.query-textarea:focus {
  border-color: #8b6914;
  box-shadow: 0 0 0 2px rgba(139, 105, 20, 0.2);
}

/* ---------- 送信行 ---------- */
.submit-row {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ---------- ローディングインジケーター ---------- */
.loading-indicator {
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  color: #6b5b3e;
}

.loading-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #8b6914;
  animation: loading-bounce 1.2s infinite ease-in-out;
}

.loading-dot:nth-child(1) { animation-delay: 0s; }
.loading-dot:nth-child(2) { animation-delay: 0.2s; }
.loading-dot:nth-child(3) { animation-delay: 0.4s; }

.loading-indicator:not([hidden]) {
  display: inline-flex;
}

@keyframes loading-bounce {
  0%, 80%, 100% { transform: scale(0.7); opacity: 0.5; }
  40%            { transform: scale(1.0); opacity: 1;   }
}

/* ---------- エラーメッセージ ---------- */
.error-message {
  background-color: #fde8e8;
  border: 1px solid #f5a0a0;
  border-radius: 4px;
  padding: 0.9rem 1.1rem;
  color: #8b1a1a;
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ---------- 結果カード ---------- */
.result-card {
  border-color: #8b6914;
}

.result-meta {
  font-size: 0.82rem;
  color: #6b5b3e;
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px dashed #d4c5a0;
}

/* ---------- Markdownボディ ---------- */
.markdown-body {
  font-size: 0.97rem;
  line-height: 1.9;
  color: #2c2416;
  word-break: break-word;
  overflow-wrap: break-word;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4 {
  margin-top: 1.4em;
  margin-bottom: 0.6em;
  font-weight: normal;
  color: #3d2b00;
  border-bottom: 1px solid #d4c5a0;
  padding-bottom: 0.3em;
}

.markdown-body h1 { font-size: 1.35em; }
.markdown-body h2 { font-size: 1.15em; }
.markdown-body h3 { font-size: 1.05em; }

.markdown-body p {
  margin-bottom: 1em;
}

.markdown-body ul,
.markdown-body ol {
  margin: 0.6em 0 1em 1.6em;
}

.markdown-body li {
  margin-bottom: 0.4em;
}

.markdown-body blockquote {
  border-left: 3px solid #8b6914;
  margin: 1em 0;
  padding: 0.4em 1em;
  background-color: #faf6ec;
  color: #5c3d11;
  font-style: italic;
}

.markdown-body code {
  font-family: "Courier New", Courier, monospace;
  background-color: #f0ebe0;
  padding: 0.1em 0.35em;
  border-radius: 2px;
  font-size: 0.88em;
}

.markdown-body pre {
  background-color: #f0ebe0;
  padding: 1em;
  border-radius: 3px;
  overflow-x: auto;
  margin: 1em 0;
}

.markdown-body pre code {
  background: none;
  padding: 0;
}

.markdown-body hr {
  border: none;
  border-top: 1px solid #d4c5a0;
  margin: 1.5em 0;
}

.markdown-body strong {
  color: #3d2b00;
  font-weight: bold;
}

/* ---------- フッター ---------- */
.site-footer {
  text-align: center;
  padding: 1.2rem;
  font-size: 0.78rem;
  color: #9b8c6e;
  border-top: 1px solid #d4c5a0;
  background-color: #f0ebe0;
}