:root {
  --cream: #fbf6ea;
  --cream-deep: #f3ead3;
  --gold: #c9a45c;
  --gold-soft: #e6d3a3;
  --gold-dark: #8f6f2f;
  --lav: #8e7cc3;
  --lav-soft: #ece7f7;
  --lav-deep: #5d4b8f;
  --text: #3b3328;
  --text-muted: #857a68;
  --card: #fffdf8;
  --shadow: 0 6px 20px rgba(143, 111, 47, 0.14);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

/* 文章の折り返し：意味のまとまり（文節）の途中で切れにくくする
   ・.ph で囲んだ短いまとまりは、途中で折り返さない
   ・JSONなどから読み込む長い文章は、対応ブラウザで自動的に文節単位で折り返す */
body, button, input { line-break: strict; word-break: auto-phrase; overflow-wrap: break-word; }
p, li, h1, h2, h3, h4 { text-wrap: pretty; }
.hero-title, .section-title, .diag-question-text, .detail-name, .diag-result-name { text-wrap: balance; }
.ph { display: inline-block; max-width: 100%; }

body {
  margin: 0;
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  color: var(--text);
  background: linear-gradient(180deg, var(--cream) 0%, var(--cream-deep) 100%);
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.8;
  letter-spacing: 0.04em;
  padding-bottom: env(safe-area-inset-bottom);
}

button { font-family: inherit; letter-spacing: inherit; cursor: pointer; }

/* ---- ヘッダー ---- */
.site-header {
  position: sticky; top: 0; z-index: 20;
  display: flex; justify-content: space-between; align-items: center; gap: 0.5rem;
  padding: calc(0.6rem + env(safe-area-inset-top)) 1rem 0.6rem;
  background: rgba(251, 246, 234, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--gold-soft);
}
.site-title { color: var(--gold-dark); text-decoration: none; font-size: 0.95rem; letter-spacing: 0.12em; white-space: nowrap; }
.header-nav { display: flex; gap: 0.2rem; }
.header-nav a {
  color: var(--text-muted); text-decoration: none; font-size: 0.82rem;
  padding: 0.45rem 0.6rem; border-radius: 999px;
}
.header-nav a.active { background: var(--gold-soft); color: var(--gold-dark); }

main { max-width: 720px; margin: 0 auto; padding: 1.25rem 1rem 3rem; }

.view { display: none; }
.view.active { display: block; animation: fadeIn 0.35s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

.section-title {
  text-align: center; font-weight: 500; font-size: 1.4rem; letter-spacing: 0.16em;
  color: var(--gold-dark); margin: 0.5rem 0 1.25rem;
}

/* ---- トップ ---- */
.hero { text-align: center; padding: 2.2rem 0 1.5rem; }
.hero-sub { margin: 0; color: var(--gold); letter-spacing: 0.3em; font-size: 0.78rem; }
.hero-title { margin: 0.6rem 0; font-weight: 500; font-size: 1.9rem; line-height: 1.5; color: var(--gold-dark); letter-spacing: 0.14em; }
.hero-lead { color: var(--text-muted); margin: 0; font-size: 0.95rem; }

.entrance-list { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.5rem; }
.entrance-btn {
  display: flex; flex-direction: column; gap: 0.2rem; text-align: left;
  padding: 1.2rem 1.3rem; border-radius: 16px; border: 1px solid var(--gold-soft);
  background: var(--card); color: var(--text); box-shadow: var(--shadow);
  min-height: 64px;
}
.entrance-main { font-size: 1.1rem; letter-spacing: 0.1em; }
.entrance-sub { font-size: 0.78rem; color: var(--text-muted); line-height: 1.7; }
.entrance-diag { background: linear-gradient(135deg, var(--lav-soft), #f6f1ff); border-color: #cfc4ea; }
.entrance-diag .entrance-main { color: var(--lav-deep); }
.entrance-dict .entrance-main { color: var(--gold-dark); }

/* ---- ボタン共通 ---- */
.primary-btn, .secondary-btn {
  display: block; width: 100%; padding: 0.95rem 1rem; border-radius: 999px;
  font-size: 1rem; letter-spacing: 0.12em; min-height: 52px;
}
.primary-btn { border: none; color: #fff; background: linear-gradient(135deg, var(--lav), var(--lav-deep)); box-shadow: 0 6px 16px rgba(93, 75, 143, 0.28); }
.secondary-btn { border: 1px solid var(--gold); color: var(--gold-dark); background: var(--card); margin-top: 0.8rem; }
.back-btn {
  border: none; background: transparent; color: var(--text-muted);
  font-size: 0.88rem; padding: 0.5rem 0.2rem; min-height: 44px; white-space: nowrap;
}

/* ---- 診断 ---- */
.diag-panel {
  background: linear-gradient(180deg, #f6f2fc 0%, var(--lav-soft) 100%);
  border: 1px solid #d9d0ee; border-radius: 20px; padding: 1.4rem 1.1rem 1.6rem;
  box-shadow: 0 8px 24px rgba(93, 75, 143, 0.12);
}
.diag-panel .section-title { color: var(--lav-deep); }
.diag-lead { text-align: center; margin: 0 0 1rem; font-size: 0.95rem; }
.diag-note { text-align: center; color: var(--text-muted); font-size: 0.78rem; margin: 0 0 1.4rem; }

.diag-progress { height: 6px; background: #ddd5f0; border-radius: 999px; overflow: hidden; }
.diag-progress-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--lav), var(--gold)); transition: width 0.3s ease; }
.diag-step-row { display: flex; justify-content: space-between; align-items: center; gap: 0.4rem; margin: 0.4rem 0 0.4rem; }
.diag-step-label { font-size: 0.85rem; color: var(--lav-deep); letter-spacing: 0.1em; }
.diag-question-text { font-size: 1.12rem; font-weight: 500; line-height: 1.7; margin: 0.4rem 0 1.2rem; color: var(--text); }

.diag-options { display: flex; flex-direction: column; gap: 0.75rem; }
.diag-option-btn {
  text-align: left; padding: 0.95rem 1rem; min-height: 56px;
  border: 1px solid #cfc4ea; border-radius: 14px; background: #fff; color: var(--text);
  font-size: 0.95rem; line-height: 1.6;
  -webkit-tap-highlight-color: transparent;
}
.diag-option-btn:active { background: var(--lav-soft); }
.diag-option-btn.selected { border-color: var(--lav); background: #f1ecfb; box-shadow: inset 0 0 0 1px var(--lav); }

.result-eyebrow { text-align: center; margin: 0; color: var(--lav); letter-spacing: 0.3em; font-size: 0.78rem; }
.diag-result-card {
  background: var(--card); border: 1px solid var(--gold-soft); border-radius: 18px;
  padding: 1rem 1rem 1.3rem; margin-bottom: 1.2rem; box-shadow: var(--shadow);
}
.diag-result-img-wrap { position: relative; aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: var(--cream-deep); }
.diag-result-img { width: 100%; height: 100%; object-fit: contain; display: block; position: relative; }
.diag-result-name { text-align: center; font-weight: 500; font-size: 1.35rem; letter-spacing: 0.14em; color: var(--gold-dark); margin: 0.9rem 0 0.2rem; }
.diag-result-dialogue { text-align: center; color: var(--lav-deep); margin: 0 0 0.8rem; font-size: 1.02rem; }
.diag-result-desc { font-size: 0.9rem; margin: 0 0 1rem; }
.diag-result-reason { background: #f6f2fc; border-radius: 12px; padding: 0.9rem 1rem; font-size: 0.9rem; }
.diag-result-reason strong { color: var(--lav-deep); letter-spacing: 0.1em; }
.reason-intro { margin: 0.4rem 0 0.8rem; }
.reason-list { list-style: none; padding: 0; margin: 0 0 0.8rem; display: flex; flex-direction: column; gap: 0.7rem; }
.reason-list li { padding-left: 0.2rem; }
.reason-theme { display: inline-block; font-size: 0.72rem; color: #fff; background: var(--lav); border-radius: 999px; padding: 0.05rem 0.6rem; margin-bottom: 0.15rem; letter-spacing: 0.08em; }
.reason-list li.reason-miss .reason-theme { background: #b4abc9; }
.reason-count { margin: 0; color: var(--lav-deep); font-size: 0.85rem; }
.tie-note { text-align: center; font-size: 0.85rem; color: var(--lav-deep); margin: 0 0 1rem; }

.diag-runners-up { background: var(--card); border: 1px solid var(--gold-soft); border-radius: 16px; padding: 1rem; margin-bottom: 1.2rem; }
.diag-runners-up h4 { text-align: center; color: var(--gold-dark); }
.diag-runner-item { display: flex; gap: 0.8rem; align-items: center; padding: 0.55rem 0; border-top: 1px dashed var(--gold-soft); }
.diag-runner-item:first-of-type { border-top: none; }
.diag-runner-thumb { width: 72px; height: 72px; object-fit: contain; background: var(--cream-deep); border-radius: 10px; flex-shrink: 0; }

.result-actions { margin-top: 0.5rem; }

/* ---- BGM ON/OFFボタン（質問画面・結果画面の上部） ---- */
.bgm-toggle {
  border: 1px solid #cfc4ea; background: #fff; color: var(--lav-deep);
  border-radius: 999px; padding: 0.35rem 0.8rem; font-size: 0.78rem; letter-spacing: 0.06em;
  min-height: 40px; min-width: 92px; white-space: nowrap; flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
}
.bgm-toggle.is-off { background: #efeaf8; color: var(--text-muted); border-color: #ddd5f0; }
.diag-top-row { display: flex; justify-content: flex-end; margin-bottom: 0.2rem; }

/* ---- 図鑑 ---- */
.search-box { margin-bottom: 1.1rem; }
#character-search {
  width: 100%; padding: 0.8rem 1rem; border-radius: 999px; font-size: 1rem; font-family: inherit;
  border: 1px solid var(--gold-soft); background: var(--card); color: var(--text); min-height: 48px;
}
#character-search:focus { outline: 2px solid var(--gold); outline-offset: 1px; }

.character-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.8rem; }
.character-card {
  background: var(--card); border: 1px solid var(--gold-soft); border-radius: 14px; overflow: hidden;
  box-shadow: var(--shadow); cursor: pointer; display: flex; flex-direction: column;
  -webkit-tap-highlight-color: transparent;
}
.character-card:active { transform: scale(0.98); }

/* 図鑑一覧の画像は元画像と同じ16:9。引き伸ばし・切り抜きなしで、上下の余白もありません */
.character-card-img-wrapper { position: relative; width: 100%; aspect-ratio: 16 / 9; overflow: hidden; background: var(--cream-deep); }
.character-card-img-wrapper img { width: 100%; height: 100%; object-fit: contain; display: block; }

.character-card-body { padding: 0.6rem 0.7rem 0.8rem; }
.character-card-name { margin: 0 0 0.25rem; font-weight: 500; font-size: 0.98rem; letter-spacing: 0.1em; color: var(--gold-dark); }
.character-card-desc {
  margin: 0; font-size: 0.72rem; line-height: 1.6; color: var(--text-muted);
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}

/* ---- 詳細 ---- */
.detail-card { background: var(--card); border: 1px solid var(--gold-soft); border-radius: 18px; padding: 1rem 1rem 1.4rem; box-shadow: var(--shadow); }
.detail-img-wrapper { aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: var(--cream-deep); }
.detail-img-wrapper img { width: 100%; height: 100%; object-fit: contain; display: block; }
.detail-name { text-align: center; font-weight: 500; font-size: 1.5rem; letter-spacing: 0.16em; color: var(--gold-dark); margin: 1rem 0 0.5rem; }
.detail-desc { font-size: 0.95rem; margin: 0 0 1.2rem; }
.detail-links { display: flex; flex-direction: column; gap: 0.6rem; }
.link-btn {
  display: flex; justify-content: space-between; align-items: center; text-decoration: none;
  padding: 0.9rem 1.1rem; border-radius: 12px; border: 1px solid var(--gold); color: var(--gold-dark);
  background: #fffaf0; font-size: 0.95rem; min-height: 52px;
}

/* ---- 関連人物（詳細ページの下に続けて表示） ---- */
.detail-related:empty { display: none; }
.detail-related { margin-top: 1.4rem; }
.related-heading { text-align: center; font-weight: 500; font-size: 1.15rem; letter-spacing: 0.16em; color: var(--gold-dark); margin: 0 0 0.9rem; }
.related-person { background: var(--card); border: 1px solid var(--gold-soft); border-radius: 18px; padding: 1.1rem 1rem 1.3rem; box-shadow: var(--shadow); }
.related-relation { display: inline-block; font-size: 0.78rem; color: var(--gold-dark); background: var(--gold-soft); border-radius: 999px; padding: 0.1rem 0.8rem; letter-spacing: 0.1em; }
.related-name { font-weight: 500; font-size: 1.25rem; letter-spacing: 0.12em; color: var(--gold-dark); margin: 0.5rem 0 0.3rem; }
.related-appearance { font-size: 0.85rem; color: var(--text-muted); margin: 0 0 0.7rem; }
.related-desc { font-size: 0.95rem; margin: 0 0 1.1rem; }
.related-figure { margin: 0; }
.related-img-wrapper { aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: var(--cream-deep); }
.related-img-wrapper img { width: 100%; height: 100%; object-fit: contain; display: block; }
.related-caption { text-align: center; font-size: 0.85rem; color: var(--text-muted); margin-top: 0.5rem; letter-spacing: 0.08em; }

.site-footer { text-align: center; color: var(--text-muted); font-size: 0.72rem; padding: 1.5rem 0 2rem; }

@media (min-width: 640px) {
  .character-grid { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
}