/* ============================================================
   Legal pages (privacy / terms) shared styles
   - LP メイン (styles.css) と同じ Grape 紫系ブランドパレットで統一。
   - LP / iframe (?embed=1) どちらでも使える。
   - 変数名は legacy 互換維持のため `encore-green` のままだが、値は
     Grape 紫（#382075、styles.css の --primary-2 と同色）。
   ============================================================ */

:root {
  --color-encore-bg:           #F5F3FB;
  --color-encore-bg-section:   #EDE9F5;
  --color-encore-bg-card:      #FFFFFF;
  --color-encore-green:        #382075;
  --color-encore-green-muted:  #9878CC;
  --color-encore-amber:        #C04890;
  --color-encore-text-sub:     rgba(56, 32, 117, 0.55);
  --color-encore-border-light: #E4DFEE;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-encore-bg:           #1C0F42;
    --color-encore-bg-section:   #2A1658;
    --color-encore-bg-card:      #3D1A78;
    --color-encore-green:        #E8DEF7;
    --color-encore-green-muted:  #8B6FBC;
    --color-encore-amber:        #F09EC2;
    --color-encore-text-sub:     rgba(232, 222, 247, 0.65);
    --color-encore-border-light: #2D1958;
  }
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  background: var(--color-encore-bg);
  color: var(--color-encore-green);
  font-family: "Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Helvetica Neue", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ─── 言語切替（CSS で表示制御） ─── */
[data-lang] { display: none; }
body.lang-ja [data-lang="ja"] { display: revert; }
body.lang-en [data-lang="en"] { display: revert; }

/* ─── embed (iframe) モード ─── */
body.embed .legal-header { display: none; }
body.embed .legal-toggle-bar {
  display: flex;
  justify-content: flex-end;
  padding: 12px 24px 0;
}
body:not(.embed) .legal-toggle-bar { display: none; }

/* iframe からの読み込みでスクロール可能に */
body.embed,
body.embed html { overflow: auto !important; height: auto !important; }

/* ─── ヘッダー ─── */
.legal-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-encore-bg);
  border-bottom: 1px solid var(--color-encore-border-light);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.legal-brand {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--color-encore-green);
  text-decoration: none;
}

/* ─── 言語トグル ─── */
.lang-toggle {
  display: flex;
  background: var(--color-encore-bg-section);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}

.lang-toggle button {
  padding: 4px 14px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-size: 12px;
  font-weight: 400;
  font-family: inherit;
  background: transparent;
  /* 非アクティブ文字色は通常テキスト色を流用 → 薄すぎ防止 */
  color: var(--color-encore-green);
  opacity: 0.65;
  transition: background 0.15s, color 0.15s, opacity 0.15s, font-weight 0.15s;
}

.lang-toggle button:hover {
  opacity: 0.85;
}

.lang-toggle button.is-active {
  /* light mode: 濃紫 bg + 白文字 / dark mode: 薄ラベンダー bg + 濃紫文字
     どちらも背景と前景のコントラストが確保される配色 */
  background: var(--color-encore-green);
  color: var(--color-encore-bg);
  opacity: 1;
  font-weight: 700;
}

/* ─── 本文コンテナ ─── */
.legal-main {
  max-width: 640px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

.legal-title {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--color-encore-green);
}

.legal-updated {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-encore-text-sub);
  margin: 0 0 32px;
}

/* ─── セクション ─── */
.legal-section {
  margin-bottom: 32px;
}

.legal-section h2 {
  font-size: 16px;
  font-weight: 700;
  margin: 0 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-encore-border-light);
  color: var(--color-encore-green);
}

.legal-section p {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.8;
  color: var(--color-encore-green);
  white-space: pre-line;
  margin: 0;
}

/* ─── 連絡先カード ─── */
.legal-contact {
  margin-top: 14px;
  padding: 14px 16px;
  background: var(--color-encore-bg-section);
  border-radius: 8px;
}

.legal-contact-name {
  font-size: 14px;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--color-encore-green);
}

.legal-contact a {
  font-size: 14px;
  font-weight: 400;
  color: var(--color-encore-amber);
  text-decoration: none;
}

/* ─── 関連ドキュメントカード（terms のみ） ─── */
.legal-related {
  padding: 16px;
  background: var(--color-encore-bg-section);
  border-radius: 8px;
  margin-bottom: 32px;
}

.legal-related-label {
  font-size: 12px;
  color: var(--color-encore-text-sub);
  margin: 0 0 8px;
}

.legal-related a {
  font-size: 14px;
  font-weight: 400;
  color: var(--color-encore-amber);
  text-decoration: none;
}

/* ─── フッター ─── */
.legal-footer {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--color-encore-border-light);
  text-align: center;
}

.legal-footer p {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-encore-text-sub);
  margin: 0;
}