/* Stone Artistry HISUI — SEO ページ共通スタイル */

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: #0F0A14;
  color: #F4E5D0;
  font-family: "Shippori Mincho", "Cormorant Garamond", serif;
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.8;
}
body::before {
  content: ""; position: fixed; inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(74,14,31,0.18) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 70%, rgba(15,10,40,0.4) 0%, transparent 70%);
  pointer-events: none; z-index: 0;
}

/* 金粉・霧 */
.dust-layer { position: fixed; inset: 0; pointer-events: none; z-index: 1; overflow: hidden; }
.dust { position: absolute; background: #D4AF37; border-radius: 50%; opacity: 0.6; animation: dustFloat linear infinite; }
@keyframes dustFloat {
  from { transform: translateY(110vh); opacity: 0; }
  10% { opacity: 0.8; }
  90% { opacity: 0.6; }
  to { transform: translateY(-10vh); opacity: 0; }
}
.fog {
  position: fixed; inset: 0; pointer-events: none; z-index: 2;
  background: radial-gradient(ellipse at center, transparent 30%, rgba(15,10,20,0.5) 100%);
}

/* トップバー */
nav.topbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 40px;
  background: rgba(10,8,15,0.85); backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(212,175,55,0.15);
}
.nav-logo {
  font-family: "Cinzel", serif;
  font-size: 14px; letter-spacing: 0.4em;
  color: #D4AF37; text-decoration: none;
}
.nav-back {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.3em;
  color: #B8956A; text-decoration: none;
}
.nav-back:hover { color: #D4AF37; }

/* メイン */
main {
  position: relative; z-index: 10;
  padding: 100px 24px 60px;
  max-width: 980px; margin: 0 auto;
}

/* パンくず */
.breadcrumb {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.2em;
  color: #B8956A;
  margin-bottom: 40px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(212,175,55,0.15);
}
.breadcrumb a { color: #B8956A; text-decoration: none; }
.breadcrumb a:hover { color: #D4AF37; }
.breadcrumb span { margin: 0 8px; color: rgba(184,149,106,0.4); }
.breadcrumb span:last-child { color: #F4E5D0; }

/* ページヘッダ（一覧ページ用） */
.page-header { text-align: center; margin-bottom: 64px; }
.page-label {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.5em;
  color: #B8956A; display: block; margin-bottom: 16px;
}
.page-title {
  font-family: "Pinyon Script", cursive;
  font-size: 64px; color: #D4AF37;
  margin-bottom: 12px; line-height: 1.1;
  text-shadow: 0 0 24px rgba(212,175,55,0.4);
}
.page-tagline {
  font-family: "Cinzel", serif;
  font-size: 14px; letter-spacing: 0.3em;
  color: #F4E5D0; margin-bottom: 20px;
}
.page-intro {
  font-family: "Shippori Mincho", serif;
  font-size: 14px; color: #C9C2B8;
  line-height: 2.2; max-width: 640px;
  margin: 0 auto;
}

/* カード詳細：ヘッダ */
.card-detail { max-width: 760px; margin: 0 auto; }
.card-header {
  text-align: center; margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(212,175,55,0.2);
}
.card-num {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.5em;
  color: #B8956A; display: block; margin-bottom: 16px;
}
.card-title-fr {
  font-family: "Pinyon Script", cursive;
  font-size: 72px; color: #D4AF37;
  line-height: 1.1; margin-bottom: 8px;
  text-shadow: 0 0 28px rgba(212,175,55,0.4);
}
.card-title-jp {
  font-family: "Cinzel", serif;
  font-size: 16px; letter-spacing: 0.4em;
  color: #F4E5D0;
}
.card-subtitle {
  font-family: "Shippori Mincho", serif; font-style: italic;
  font-size: 13px; color: #C9A66B;
  margin-top: 8px;
}
.card-symbol {
  font-size: 32px; color: #D4AF37;
  margin-top: 16px; opacity: 0.8;
}

/* カード画像 */
.card-image-section {
  text-align: center; margin-bottom: 48px;
}
.card-main-image {
  max-width: 320px; width: 100%;
  border: 1px solid rgba(212,175,55,0.4);
  box-shadow: 0 0 40px rgba(212,175,55,0.2), 0 20px 40px rgba(0,0,0,0.6);
}

/* 正逆位置の意味 */
.card-meanings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 56px;
}
.meaning-block {
  background: linear-gradient(180deg, rgba(74,14,31,0.18) 0%, rgba(15,10,20,0.6) 100%);
  border: 1px solid rgba(184,149,106,0.3);
  padding: 28px 24px;
}
.meaning-block.reversed {
  background: linear-gradient(180deg, rgba(15,10,40,0.4) 0%, rgba(15,10,20,0.6) 100%);
}
.meaning-label {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.4em;
  color: #D4AF37;
  text-align: center; margin-bottom: 16px;
}
.keywords {
  display: flex; flex-wrap: wrap; gap: 6px;
  justify-content: center; margin-bottom: 20px;
}
.keyword {
  font-family: "Shippori Mincho", serif;
  font-size: 12px; padding: 4px 12px;
  border: 1px solid rgba(212,175,55,0.4);
  color: #F4E5D0;
  background: rgba(15,10,20,0.5);
}
.keyword.reversed { border-color: rgba(155,17,30,0.4); color: #E8B0B0; }
.message {
  font-family: "Shippori Mincho", serif;
  font-size: 14px; color: #C9C2B8;
  line-height: 2; font-style: italic;
  text-align: center;
}

/* 物語セクション */
.card-story, .related-bracelet, .related-stones {
  margin-bottom: 56px;
  padding: 32px 28px;
  background: linear-gradient(180deg, rgba(15,10,20,0.6) 0%, transparent 100%);
  border-top: 1px solid rgba(212,175,55,0.2);
  border-bottom: 1px solid rgba(212,175,55,0.2);
}
.section-label {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.5em;
  color: #B8956A; display: block;
  text-align: center; margin-bottom: 8px;
}
.section-title {
  font-family: "Pinyon Script", cursive;
  font-size: 36px; color: #D4AF37;
  text-align: center; margin-bottom: 24px;
}
.story-text {
  font-family: "Shippori Mincho", serif;
  font-size: 14px; color: #C9C2B8;
  line-height: 2.2; margin-bottom: 16px;
  letter-spacing: 0.05em;
}
.story-text strong { color: #D4AF37; font-weight: 500; }
.story-text em { color: #F4E5D0; font-style: italic; }

/* ブレスレット CTA */
.bracelet-cta {
  display: flex; gap: 12px; justify-content: center;
  flex-wrap: wrap; margin-top: 24px;
}
.cta-btn {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.3em;
  text-transform: uppercase;
  padding: 12px 24px;
  border: 1px solid rgba(212,175,55,0.5);
  color: #D4AF37; text-decoration: none;
  transition: all 0.3s;
}
.cta-btn:hover {
  background: rgba(212,175,55,0.12);
  border-color: #D4AF37;
}
.cta-btn.primary {
  background: rgba(74,14,31,0.4);
  border-color: rgba(212,175,55,0.7);
}
.cta-btn.secondary {
  color: #B8AD99;
  border-color: rgba(184,149,106,0.3);
}

/* 関連石グリッド */
.stones-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
  margin-top: 24px;
}
.related-stone {
  display: flex; gap: 12px; align-items: center;
  padding: 12px;
  background: rgba(15,10,20,0.5);
  border: 1px solid rgba(184,149,106,0.25);
  text-decoration: none; color: inherit;
  transition: all 0.3s;
}
.related-stone:hover {
  border-color: rgba(212,175,55,0.55);
  background: rgba(74,14,31,0.2);
}
.stone-color {
  width: 32px; height: 32px;
  border: 1px solid rgba(212,175,55,0.4);
  flex-shrink: 0;
}
.stone-info { flex: 1; }
.stone-name-jp {
  font-family: "Shippori Mincho", serif;
  font-size: 13px; color: #F4E5D0;
  letter-spacing: 0.05em;
}
.stone-name-fr {
  font-family: "Pinyon Script", cursive;
  font-size: 14px; color: #D4AF37;
}
.stone-keywords {
  font-family: "Shippori Mincho", serif;
  font-size: 10px; color: #B8956A;
  margin-top: 2px;
}

/* 前後ナビ */
.card-nav {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid rgba(212,175,55,0.2);
}
.card-nav a {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.3em;
  color: #B8956A; text-decoration: none;
  padding: 14px 18px;
  border: 1px solid rgba(184,149,106,0.3);
  display: flex; flex-direction: column; gap: 4px;
  transition: all 0.3s;
}
.card-nav a:hover { color: #D4AF37; border-color: rgba(212,175,55,0.5); }
.nav-prev { text-align: left; }
.nav-next { text-align: right; }
.nav-index {
  align-self: center;
  display: flex; align-items: center;
  font-size: 10px;
}
.nav-label { font-size: 9px; color: #8B7355; }
.nav-name { color: #F4E5D0; }

/* 一覧ページのカードグリッド */
.cards-grid-section { margin: 32px 0; }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}
.card-tile {
  background: linear-gradient(180deg, rgba(74,14,31,0.18) 0%, rgba(15,10,20,0.85) 100%);
  border: 1px solid rgba(184,149,106,0.3);
  padding: 16px;
  text-decoration: none; color: inherit;
  text-align: center;
  transition: all 0.4s;
  position: relative;
}
.card-tile:hover {
  border-color: rgba(212,175,55,0.6);
  box-shadow: 0 0 32px rgba(212,175,55,0.18), 0 20px 32px rgba(0,0,0,0.5);
  transform: translateY(-3px);
}
.card-tile-num {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.4em;
  color: #B8956A;
  margin-bottom: 8px;
}
.card-tile img {
  width: 100%; max-width: 160px;
  border: 1px solid rgba(212,175,55,0.3);
  margin: 0 auto 12px;
  display: block;
}
.card-tile-fr {
  font-family: "Pinyon Script", cursive;
  font-size: 26px; color: #D4AF37;
  line-height: 1.1; margin-bottom: 2px;
}
.card-tile-jp {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.3em;
  color: #F4E5D0;
}
.card-tile-hisui {
  font-family: "Cinzel", serif;
  font-size: 9px; letter-spacing: 0.4em;
  color: #C9A66B;
  margin-top: 4px;
}
.card-tile-keywords {
  font-family: "Shippori Mincho", serif;
  font-size: 11px; color: #B8AD99;
  font-style: italic;
  margin-top: 8px;
}

/* === 石ページ === */
.stone-hero {
  text-align: center; margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(212,175,55,0.2);
}

/* 磨いた石のオーブ風（CSS のみで生成・本物画像がない場合のフォールバック） */
.stone-color-large {
  position: relative;
  width: 200px; height: 200px;
  margin: 0 auto 32px;
  border-radius: 50%;
  background: var(--stone-color, #888);
  /* ハイライト + シャドウ + 鏡面で球体感 */
  background-image:
    radial-gradient(circle at 30% 25%, rgba(255,255,255,0.55) 0%, transparent 30%),
    radial-gradient(circle at 70% 75%, rgba(0,0,0,0.6) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, var(--stone-color, #888) 0%, rgba(0,0,0,0.3) 95%);
  box-shadow:
    0 0 60px var(--stone-glow, rgba(212,175,55,0.3)),
    0 20px 40px rgba(0,0,0,0.6),
    inset -15px -20px 50px rgba(0,0,0,0.55),
    inset 8px 12px 30px rgba(255,255,255,0.18);
  border: 1px solid rgba(212,175,55,0.4);
  animation: stoneBreath 6s ease-in-out infinite;
}
/* 中心の輝き */
.stone-color-large::before {
  content: ""; position: absolute;
  top: 15%; left: 20%;
  width: 30%; height: 25%;
  background: radial-gradient(ellipse at center, rgba(255,255,255,0.5) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(8px);
}
/* 周辺の金粉グロー */
.stone-color-large::after {
  content: ""; position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, transparent 55%, rgba(212,175,55,0.12) 65%, transparent 80%);
  pointer-events: none;
  animation: stoneAura 5s ease-in-out infinite alternate;
}
@keyframes stoneBreath {
  0%, 100% { box-shadow: 0 0 60px var(--stone-glow, rgba(212,175,55,0.3)), 0 20px 40px rgba(0,0,0,0.6), inset -15px -20px 50px rgba(0,0,0,0.55), inset 8px 12px 30px rgba(255,255,255,0.18); }
  50% { box-shadow: 0 0 80px var(--stone-glow, rgba(212,175,55,0.45)), 0 20px 40px rgba(0,0,0,0.6), inset -15px -20px 50px rgba(0,0,0,0.55), inset 8px 12px 30px rgba(255,255,255,0.22); }
}
@keyframes stoneAura {
  from { opacity: 0.6; transform: scale(1); }
  to { opacity: 1; transform: scale(1.08); }
}

/* 一覧ページ用の小オーブ */
.cards-grid .stone-color-large {
  width: 80px; height: 80px;
  animation: none; /* 大量並ぶので静止 */
}
.cards-grid .stone-color-large::after { display: none; }

/* 本物画像版（img が存在する場合は CSS オーブを覆い隠す形で表示） */
.stone-hero-photo {
  width: 280px; height: 280px;
  margin: 0 auto 32px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid rgba(212,175,55,0.4);
  box-shadow:
    0 0 60px rgba(212,175,55,0.25),
    0 24px 48px rgba(0,0,0,0.5);
}
.stone-name-fr-large {
  font-family: "Pinyon Script", cursive;
  font-size: 64px; color: #D4AF37;
  line-height: 1.1; margin-bottom: 8px;
  text-shadow: 0 0 24px rgba(212,175,55,0.4);
}
.stone-name-jp-large {
  font-family: "Cinzel", serif;
  font-size: 18px; letter-spacing: 0.4em;
  color: #F4E5D0;
}
.stone-color-jp {
  font-family: "Shippori Mincho", serif; font-style: italic;
  font-size: 14px; color: #C9C2B8;
  margin-top: 12px;
}
.stone-poem {
  font-family: "Shippori Mincho", serif; font-style: italic;
  font-size: 16px; color: #D4AF37;
  margin-top: 20px;
  letter-spacing: 0.1em;
}

/* 石の意味スコア */
.stone-meanings {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin: 32px 0;
}
.meaning-score {
  background: rgba(15,10,20,0.5);
  border: 1px solid rgba(184,149,106,0.25);
  padding: 14px 12px;
  text-align: center;
}
.meaning-score-label {
  font-family: "Cinzel", serif;
  font-size: 9px; letter-spacing: 0.3em;
  color: #B8956A;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.meaning-score-jp {
  font-family: "Shippori Mincho", serif;
  font-size: 13px; color: #F4E5D0;
  margin-bottom: 6px;
}
.meaning-score-stars {
  font-size: 14px; color: #D4AF37;
  letter-spacing: 2px;
}

/* 親和性タグ */
.affinity-section { margin: 32px 0; }
.affinity-row {
  margin-bottom: 16px;
}
.affinity-label {
  font-family: "Cinzel", serif;
  font-size: 11px; letter-spacing: 0.4em;
  color: #B8956A;
  margin-bottom: 8px;
}
.affinity-tags {
  display: flex; flex-wrap: wrap; gap: 8px;
}
.affinity-tag {
  font-family: "Shippori Mincho", serif;
  font-size: 12px;
  padding: 6px 14px;
  border: 1px solid rgba(212,175,55,0.4);
  color: #F4E5D0;
  text-decoration: none;
  background: rgba(15,10,20,0.5);
  transition: all 0.3s;
}
.affinity-tag:hover {
  background: rgba(74,14,31,0.3);
  border-color: #D4AF37;
}

/* スペック表 */
.stone-spec {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 8px;
  margin: 24px 0;
}
.spec-key {
  font-family: "Cinzel", serif;
  font-size: 10px; letter-spacing: 0.3em;
  color: #B8956A;
  padding: 10px 0;
  border-bottom: 1px solid rgba(184,149,106,0.2);
}
.spec-value {
  font-family: "Shippori Mincho", serif;
  font-size: 13px; color: #F4E5D0;
  padding: 10px 0;
  border-bottom: 1px solid rgba(184,149,106,0.2);
}

/* フッタ */
footer {
  text-align: center;
  padding: 48px 24px;
  font-family: "Cormorant Garamond", serif;
  color: #6B6055;
  font-size: 11px;
  letter-spacing: 0.4em;
  margin-top: 64px;
  border-top: 1px solid rgba(184,149,106,0.1);
  position: relative; z-index: 10;
}
footer .pinyon {
  font-family: "Pinyon Script", cursive;
  font-size: 22px; color: #D4AF37;
  display: block; margin-bottom: 10px;
  letter-spacing: 0;
}
.footer-links {
  display: flex; justify-content: center; gap: 24px;
  margin: 16px 0;
  flex-wrap: wrap;
}
.footer-links a {
  color: #B8956A; text-decoration: none;
  font-family: "Cinzel", serif;
  font-size: 10px; letter-spacing: 0.4em;
}
.footer-links a:hover { color: #D4AF37; }

/* レスポンシブ */
@media (max-width: 768px) {
  .page-title { font-size: 44px; }
  .card-title-fr { font-size: 48px; }
  .stone-name-fr-large { font-size: 44px; }
  .card-meanings { grid-template-columns: 1fr; gap: 16px; }
  .card-nav { grid-template-columns: 1fr; }
  .nav-prev, .nav-next { text-align: center; }
  main { padding: 90px 16px 60px; }
  nav.topbar { padding: 14px 20px; }
  .stone-spec { grid-template-columns: 100px 1fr; }
}