/**
 * ag-doc-navi.css
 * チャットウィジェットのスタイル
 *
 * - すべてのクラスは "ag-doc-navi-" プレフィックスで名前空間を確保
 * - WordPressテーマのCSSと競合しないよう #ag-doc-navi-wrapper をルートに使用
 */

/* ===================================================
   カラー変数（PHPの wp_head 出力で上書き可能）
=================================================== */
:root {
  --ag-doc-navi-primary:           #1873ba;
  --ag-doc-navi-primary-rgb:       24, 115, 186;  /* rgba() 用 */
  --ag-doc-navi-primary-hover:     #005c91;
  --ag-doc-navi-primary-hover-rgb: 0, 92, 145;   /* rgba() 用 */
  --ag-doc-navi-accent:            #479ee0;
}

/* ===================================================
   アバター内SVGサイズ
=================================================== */
.ag-doc-navi-avatar svg {
  width: 16px;
  height: 16px;
  display: block;
}

#ag-doc-navi-logo svg {
  width: 20px;
  height: 20px;
  display: block;
}

/* ===================================================
   ラッパー（固定配置 共通）
=================================================== */
#ag-doc-navi-wrapper {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99999;
  font-size: 14px;
  line-height: 1.6;
  box-sizing: border-box;
}

/* 右寄せ中央：右端にくっつける */
#ag-doc-navi-wrapper[data-position="middle-right"] {
  bottom: auto;
  top: 50%;
  right: 0;
  transform: translateY(-50%);
}

#ag-doc-navi-wrapper *,
#ag-doc-navi-wrapper *::before,
#ag-doc-navi-wrapper *::after {
  box-sizing: border-box;
}

/* ===================================================
   起動ボタン
=================================================== */
#ag-doc-navi-trigger {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ag-doc-navi-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  position: relative;
  z-index: 1;
}

/* パネルが開いている間はトリガーボタンをフェードアウト */
#ag-doc-navi-trigger[aria-expanded="true"] {
  opacity: 0;
  pointer-events: none;
}

#ag-doc-navi-trigger:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(var(--ag-doc-navi-primary-rgb), 0.45);
}

#ag-doc-navi-trigger:focus-visible {
  outline: 3px solid var(--ag-doc-navi-accent);
  outline-offset: 3px;
}

#ag-doc-navi-trigger-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

#ag-doc-navi-trigger-icon .ag-doc-navi-icon-close {
  display: none;
}

#ag-doc-navi-trigger-icon.is-open .ag-doc-navi-icon-chat {
  display: none;
}

#ag-doc-navi-trigger-icon.is-open .ag-doc-navi-icon-close {
  display: block;
}

/* 右寄せ中央：D字型ボタン（右側フラット） */
#ag-doc-navi-wrapper[data-position="middle-right"] #ag-doc-navi-trigger {
  border-radius: 12px 0 0 12px;
  transition: transform 0.3s ease, box-shadow 0.2s ease;
}

#ag-doc-navi-wrapper[data-position="middle-right"] #ag-doc-navi-trigger:hover {
  transform: scale(1);
  box-shadow: -6px 0 24px rgba(var(--ag-doc-navi-primary-rgb), 0.45);
}

/* パネルが開いている間は右へスライドアウト（フェードではなくスライド） */
#ag-doc-navi-wrapper[data-position="middle-right"] #ag-doc-navi-trigger[aria-expanded="true"] {
  opacity: 1;
  transform: translateX(100%);
  pointer-events: none;
}

/* ===================================================
   チャットパネル
=================================================== */
#ag-doc-navi-panel {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 360px;
  max-height: 560px;
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  overflow: hidden;

  /* 初期状態：非表示 */
  opacity: 0;
  transform: translateY(12px) scale(0.97);
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

/* 展開状態 */
#ag-doc-navi-panel.ag-doc-navi-panel--open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

/* 右寄せ中央：右からスライドインするパネル */
#ag-doc-navi-wrapper[data-position="middle-right"] #ag-doc-navi-panel {
  bottom: auto;
  top: 50%;
  right: 0;
  border-radius: 16px 0 0 16px;
  transform: translateY(-50%) translateX(100%);
}

#ag-doc-navi-wrapper[data-position="middle-right"] #ag-doc-navi-panel.ag-doc-navi-panel--open {
  transform: translateY(-50%) translateX(0);
}

/* ===================================================
   ヘッダー
=================================================== */
#ag-doc-navi-header {
  background: var(--ag-doc-navi-primary);
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

#ag-doc-navi-header-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

#ag-doc-navi-logo {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #ffffff;
}

#ag-doc-navi-title {
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
}

#ag-doc-navi-subtitle {
  font-size: 11px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 1px;
}

#ag-doc-navi-close {
  background: transparent;
  border: none;
  color: rgba(255, 255, 255, 0.8);
  cursor: pointer;
  font-size: 16px;
  padding: 4px 6px;
  border-radius: 6px;
  transition: background 0.15s;
  line-height: 1;
}

#ag-doc-navi-close:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

#ag-doc-navi-close:focus-visible {
  outline: 2px solid var(--ag-doc-navi-accent);
  outline-offset: 2px;
}

/* ===================================================
   メッセージエリア
=================================================== */
#ag-doc-navi-messages {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: #f7f5f0;
  scroll-behavior: smooth;
}

#ag-doc-navi-messages::-webkit-scrollbar {
  width: 4px;
}

#ag-doc-navi-messages::-webkit-scrollbar-thumb {
  background: #ddd9cf;
  border-radius: 2px;
}

/* ===================================================
   メッセージ行
=================================================== */
.ag-doc-navi-msg {
  display: flex;
  gap: 8px;
  animation: agDocNaviFadeIn 0.25s ease;
}

.ag-doc-navi-msg--user {
  flex-direction: row-reverse;
}

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

/* ===================================================
   アバター
=================================================== */
.ag-doc-navi-avatar {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.ag-doc-navi-msg--bot .ag-doc-navi-avatar {
  background: var(--ag-doc-navi-primary);
  color: #ffffff;
}

.ag-doc-navi-msg--user .ag-doc-navi-avatar {
  background: #e8e4dd;
  color: #7a7a72;
  border: 1px solid #ddd9cf;
}

/* ===================================================
   吹き出し
=================================================== */
.ag-doc-navi-bubble-wrap {
  display: flex;
  flex-direction: column;
  gap: 3px;
  max-width: 82%;
}

.ag-doc-navi-msg--user .ag-doc-navi-bubble-wrap {
  align-items: flex-end;
}

.ag-doc-navi-bubble {
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.65;
}

.ag-doc-navi-msg--bot .ag-doc-navi-bubble {
  background: #ffffff;
  border: 1px solid #ddd9cf;
  border-top-left-radius: 3px;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.ag-doc-navi-msg--user .ag-doc-navi-bubble {
  background: var(--ag-doc-navi-primary);
  color: #ffffff;
  border-top-right-radius: 3px;
}

.ag-doc-navi-timestamp {
  font-size: 10px;
  color: #aaa9a2;
  padding: 0 4px;
}

/* ===================================================
   ローディング（タイピングインジケーター）
=================================================== */
.ag-doc-navi-typing {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 2px 0;
}

.ag-doc-navi-typing span {
  width: 6px;
  height: 6px;
  background: #c8c5be;
  border-radius: 50%;
  animation: agDocNaviBounce 1.2s ease infinite;
}

.ag-doc-navi-typing span:nth-child(2) { animation-delay: 0.15s; }
.ag-doc-navi-typing span:nth-child(3) { animation-delay: 0.30s; }

@keyframes agDocNaviBounce {
  0%, 80%, 100% { transform: translateY(0);  background: #c8c5be; }
  40%           { transform: translateY(-6px); background: var(--ag-doc-navi-primary-hover); }
}

/* ===================================================
   検索結果ラベル
=================================================== */
.ag-doc-navi-results-label {
  font-size: 11px;
  color: #7a7a72;
  margin-bottom: 6px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

/* ===================================================
   記事カード
=================================================== */
.ag-doc-navi-card {
  display: block;
  background: #ffffff;
  border: 1px solid #ddd9cf;
  border-radius: 10px;
  padding: 11px 13px;
  margin-top: 8px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.15s;
}

.ag-doc-navi-card:hover {
  border-color: var(--ag-doc-navi-primary-hover);
  box-shadow: 0 2px 12px rgba(var(--ag-doc-navi-primary-rgb), 0.1);
  transform: translateY(-1px);
}

.ag-doc-navi-card:focus-visible {
  outline: 2px solid var(--ag-doc-navi-primary-hover);
  outline-offset: 2px;
}

.ag-doc-navi-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 5px;
}

/* バッジ */
.ag-doc-navi-badge {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.ag-doc-navi-badge--cat {
  background: #eef4e6;
  color: var(--ag-doc-navi-primary);
  border: 1px solid rgba(var(--ag-doc-navi-primary-rgb), 0.2);
}

.ag-doc-navi-badge--tag {
  background: #f0ede6;
  color: #7a7a72;
  border: 1px solid #ddd9cf;
}

.ag-doc-navi-card-title {
  font-size: 13px;
  font-weight: 700;
  color: #1a1a18;
  margin-bottom: 4px;
  line-height: 1.4;
}

.ag-doc-navi-card-excerpt {
  font-size: 12px;
  color: #7a7a72;
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ag-doc-navi-card-link {
  font-size: 11px;
  color: var(--ag-doc-navi-primary-hover);
  font-weight: 600;
  margin-top: 7px;
}

/* ===================================================
   見つからなかった時
=================================================== */
.ag-doc-navi-no-result {
  font-size: 13px;
  color: #7a7a72;
  line-height: 1.65;
}

/* ===================================================
   エラー
=================================================== */
.ag-doc-navi-error {
  font-size: 12px;
  color: #c0392b;
  background: #fdf0ee;
  border: 1px solid #f5c6c0;
  border-radius: 8px;
  padding: 10px 12px;
  line-height: 1.6;
}

.ag-doc-navi-error small {
  opacity: 0.75;
}

/* ===================================================
   入力エリア
=================================================== */
#ag-doc-navi-input-area {
  padding: 12px;
  border-top: 1px solid #ddd9cf;
  background: #ffffff;
  display: flex;
  gap: 8px;
  align-items: flex-end;
  flex-shrink: 0;
}

#ag-doc-navi-input {
  flex: 1;
  background: #f7f5f0;
  border: 1.5px solid #ddd9cf;
  border-radius: 10px;
  color: #1a1a18;
  font-family: inherit;
  font-size: 13px;
  padding: 9px 12px;
  resize: none;
  outline: none;
  min-height: 38px;
  max-height: 120px;
  line-height: 1.5;
  transition: border-color 0.2s;
}

#ag-doc-navi-input:focus {
  border-color: var(--ag-doc-navi-primary);
}

#ag-doc-navi-input::placeholder {
  color: #aaa9a2;
}

#ag-doc-navi-send {
  width: 38px;
  height: 38px;
  background: var(--ag-doc-navi-primary);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.15s;
}

#ag-doc-navi-send:hover {
  background: var(--ag-doc-navi-primary-hover);
  transform: scale(0.96);
}

#ag-doc-navi-send:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
}

#ag-doc-navi-send:focus-visible {
  outline: 2px solid var(--ag-doc-navi-accent);
  outline-offset: 2px;
}

#ag-doc-navi-send svg {
  width: 16px;
  height: 16px;
  fill: #ffffff;
}

/* ===================================================
   レスポンシブ（モバイル）
=================================================== */
@media (max-width: 480px) {
  #ag-doc-navi-wrapper {
    bottom: 16px;
    right: 16px;
  }

  #ag-doc-navi-panel {
    width: calc(100vw - 32px);
    max-height: 70vh;
    bottom: 0;
    right: 0;
  }
}