/* =====================================================
   りあ / Leer — Official Site
   THEME: PRISM NIGHT
   深い夜の黒紺 × 金の星 × プリズム(虹色)アクセント
   ===================================================== */

:root{
  --bg: #0a0a11;
  --bg-2: #0f0f19;
  --card: #14141f;
  --line: rgba(255,255,255,.08);
  --text: #eceaf2;
  --muted: #b0acc0;
  --gold: #e7c87a;
  --gold-dim: rgba(231,200,122,.55);
  --prism: linear-gradient(100deg,#8ee7ff 0%,#a99bff 28%,#ff9ad5 52%,#ffd98b 76%,#93f4c3 100%);
  --font-jp: 'Zen Kaku Gothic New','Hiragino Kaku Gothic ProN',sans-serif;
  --font-serif: 'Shippori Mincho B1','Hiragino Mincho ProN',serif;
  --font-en: 'Outfit',sans-serif;
  --header-h: 64px;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; scroll-padding-top: calc(var(--header-h) + 12px); }
body{
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-jp);
  /* ダーク背景での可読性を優先し、本文はレギュラーウェイト */
  font-weight: 400;
  line-height: 1.9;
  letter-spacing: .04em;
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }

/* --- 背景の星 (canvas) + 微かな星雲 --- */
#stars{
  position: fixed; inset: 0;
  z-index: 0; pointer-events: none;
}
body::before{
  content:'';
  position: fixed; inset: -10%;
  z-index: 0; pointer-events: none;
  background:
    radial-gradient(42% 34% at 12% 18%, rgba(142,231,255,.05), transparent 70%),
    radial-gradient(38% 30% at 88% 26%, rgba(255,154,213,.045), transparent 70%),
    radial-gradient(46% 38% at 50% 92%, rgba(169,155,255,.05), transparent 70%);
}
main, .site-header, .site-footer{ position: relative; z-index: 1; }

.prism-text{
  background: var(--prism);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
/* ヒーロー用のシルバー(白銀)テキスト — アイコンの白銀髪に合わせた金属的な光沢 */
.silver-text{
  background: linear-gradient(178deg,
    #ffffff 0%,
    #f5f4fa 34%,
    #cfcddd 52%,
    #a7a5ba 66%,
    #e6e4f0 84%,
    #ffffff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* =====================================================
   Header
   ===================================================== */
.site-header{
  position: fixed; top:0; left:0; right:0;
  z-index: 100;
  height: var(--header-h);
  /* ブランド表記非表示中のため右寄せ (復活時は space-between に戻す) */
  display: flex; align-items: center; justify-content: flex-end;
  padding: 0 clamp(20px, 4vw, 48px);
  transition: border-color .4s;
  border-bottom: 1px solid transparent;
}
/* すりガラスは疑似要素に置く:
   header自体にbackdrop-filterを付けるとfixedな子(モバイルnav)の
   包含ブロックになってしまうため */
.site-header::before{
  content:'';
  position:absolute; inset:0;
  z-index:-1;
  background: rgba(10,10,17,.72);
  backdrop-filter: blur(14px) saturate(1.3);
  -webkit-backdrop-filter: blur(14px) saturate(1.3);
  opacity: 0;
  transition: opacity .4s;
}
.site-header.scrolled{ border-bottom-color: var(--line); }
.site-header.scrolled::before{ opacity: 1; }
.brand{
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: .12em;
  text-decoration: none;
}
.brand-sep{ color: var(--gold); }

/* ヘッダー右側クラスタ: nav + SNS + 言語切替 (neruko.xyz と同様の構成) */
.header-right{
  display: flex;
  align-items: center;
  gap: clamp(14px, 2vw, 28px);
}
.header-sns{
  display: flex;
  align-items: center;
  gap: 14px;
  padding-left: clamp(4px, 1vw, 10px);
  border-left: 1px solid var(--line);
}
.header-sns a{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  color: var(--muted);
  transition: color .3s, transform .3s;
}
.header-sns a:hover{ color: #fff; transform: translateY(-2px); }
.lang-switch{
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-en);
  font-size: .75rem;
  color: var(--muted);
}
.lang-switch button{
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font-en);
  font-weight: 400;
  font-size: .8rem;
  letter-spacing: .1em;
  color: var(--muted);
  padding: 4px 2px;
  transition: color .3s;
}
.lang-switch button:hover{ color: var(--text); }
.lang-switch button.active{ color: var(--gold); }

.site-nav{ display: flex; gap: clamp(14px, 2.2vw, 30px); }
.site-nav a{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .85rem;
  letter-spacing: .28em;
  text-decoration: none;
  color: var(--muted);
  padding: 6px 2px;
  position: relative;
  transition: color .3s;
}
.site-nav a::after{
  content:'';
  position:absolute; left:0; right:0; bottom:0;
  height:1px;
  background: var(--prism);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s;
}
.site-nav a:hover, .site-nav a.active{ color: var(--text); }
.site-nav a:hover::after, .site-nav a.active::after{ transform: scaleX(1); }

.nav-toggle{ display:none; }

/* =====================================================
   Hero
   ===================================================== */
.hero{
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  overflow: hidden;
}
.hero-bg{
  position:absolute; inset:0;
  background: url('assets/works/naimononedari.jpg') center 30%/cover no-repeat;
  animation: heroDrift 30s ease-in-out infinite alternate;
}
@keyframes heroDrift{
  from{ transform: scale(1.02) translateY(0); }
  to  { transform: scale(1.1) translateY(-1.5%); }
}
.hero-veil{
  position:absolute; inset:0;
  background:
    radial-gradient(75% 60% at 50% 46%, rgba(10,10,17,.25) 0%, rgba(10,10,17,.66) 68%, rgba(10,10,17,.94) 100%),
    linear-gradient(180deg, rgba(10,10,17,.55) 0%, rgba(10,10,17,.25) 35%, rgba(10,10,17,.35) 70%, var(--bg) 100%);
}
.hero-inner{ position:relative; padding: 0 24px; max-width: 900px; }
.hero-eyebrow{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(.78rem, 1.4vw, .85rem);
  letter-spacing: .62em;
  text-indent: .62em;
  color: #c9c6d8;
  margin-bottom: 18px;
}
/* 両脇に小さな金の✦だけ残し、文字自体はシルバーに */
.hero-eyebrow::before,
.hero-eyebrow::after{
  content:'✦';
  font-size: .75rem;
  color: var(--gold-dim);
  letter-spacing: 0;
  text-indent: 0;
  margin: 0 1.1em;
  vertical-align: 6%;
}
.hero-title{
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(3rem, 11vw, 6.4rem);
  letter-spacing: .3em;
  text-indent: .3em; /* letter-spacing分の中央補正 */
  line-height: 1.2;
  /* ページを開いたとき、名前が霞の中からゆっくり上品に浮かび上がる */
  opacity: 0;
  transform: translateY(34px);
  filter: blur(14px) drop-shadow(0 4px 26px rgba(0,0,0,.55));
  animation: heroRise 3.6s cubic-bezier(.19,1,.22,1) .5s forwards;
}
@keyframes heroRise{
  to{
    opacity: 1;
    transform: translateY(0);
    filter: blur(0) drop-shadow(0 4px 26px rgba(0,0,0,.55));
  }
}
.hero-lead{
  margin-top: 22px;
  font-family: var(--font-serif);
  font-size: clamp(1.02rem, 2.4vw, 1.3rem);
  letter-spacing: .14em;
  color: #f4f2f8;
}
.hero-sub{
  margin-top: 12px;
  font-size: clamp(.85rem, 1.7vw, .95rem);
  color: var(--muted);
  letter-spacing: .08em;
}
.hero-sns{
  margin-top: 30px;
  display:flex; gap: 14px; justify-content:center;
}
.hero-sns a{
  width: 44px; height: 44px;
  display:flex; align-items:center; justify-content:center;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.18);
  color: #ddd9e6;
  background: rgba(10,10,17,.35);
  backdrop-filter: blur(4px);
  transition: transform .3s, border-color .3s, color .3s, box-shadow .3s;
}
.hero-sns a:hover{
  transform: translateY(-3px);
  color: #fff;
  border-color: var(--gold-dim);
  box-shadow: 0 6px 22px rgba(231,200,122,.18);
}
.hero-credit{
  position:absolute; right: 18px; bottom: 16px;
  font-family: var(--font-en);
  font-size: .75rem;
  letter-spacing: .22em;
  color: rgba(255,255,255,.34);
}
.hero-scroll{
  position:absolute; left: 50%; bottom: 26px;
  transform: translateX(-50%);
  font-family: var(--font-en);
  font-size: .75rem;
  letter-spacing: .4em;
  text-indent: .4em;
  color: rgba(255,255,255,.55);
  text-decoration: none;
  display:flex; flex-direction:column; align-items:center; gap: 8px;
}
.hero-scroll span{
  width:1px; height: 44px;
  background: linear-gradient(180deg, transparent, var(--gold));
  animation: scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse{
  0%,100%{ opacity:.35; transform: scaleY(.7); transform-origin: top; }
  50%{ opacity:1; transform: scaleY(1); }
}

/* =====================================================
   Sections (共通)
   ===================================================== */
.section{
  max-width: 1080px;
  margin: 0 auto;
  padding: clamp(84px, 12vh, 140px) clamp(20px, 5vw, 48px) 0;
}
.section:last-of-type{ padding-bottom: clamp(84px, 12vh, 140px); }
.section-head{ text-align:center; margin-bottom: clamp(40px, 6vw, 64px); }
.section-kicker{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  letter-spacing: .5em;
  text-indent: .5em;
  background: var(--prism);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-title{
  margin-top: 6px;
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: .85rem;
  letter-spacing: .34em;
  text-indent: .34em;
  color: var(--muted);
  position: relative;
  padding-bottom: 20px;
}
.section-title::after{
  content:'✦';
  position:absolute; left:50%; bottom:-6px;
  transform: translateX(-50%);
  font-size: .75rem;
  color: var(--gold);
}

/* --- Reveal animation --- */
.reveal{
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s cubic-bezier(.22,.61,.36,1), transform .9s cubic-bezier(.22,.61,.36,1);
}
.reveal.visible{ opacity:1; transform: translateY(0); }
.delay-1{ transition-delay:.12s; } .delay-2{ transition-delay:.24s; }
.delay-3{ transition-delay:.36s; } .delay-4{ transition-delay:.48s; }

/* =====================================================
   News
   ===================================================== */
.news-list{ list-style:none; max-width: 780px; margin: 0 auto; }
.news-item{
  display: grid;
  grid-template-columns: 78px 110px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 20px 6px;
  border-bottom: 1px solid var(--line);
}
.news-item time{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .85rem;
  letter-spacing: .1em;
  color: var(--gold);
}
.news-cat{
  font-family: var(--font-en);
  font-size: .75rem;
  letter-spacing: .12em;
  text-indent: .12em;
  text-align:center;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 4px;
  transform: translateY(-2px);
}
.news-cat.award{
  color: #1a1406;
  background: linear-gradient(110deg, #e2c274 0%, #f6e2a4 20%, #fff6d4 36%, #e7c87a 52%, #d5ad58 68%, #f3dc9e 86%, #e2c274 100%);
  background-size: 240% 100%;
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 0 0 1px rgba(231,200,122,.35), 0 4px 14px rgba(231,200,122,.25);
  animation: badgeShine 3.8s ease-in-out infinite;
}
.news-item p{ font-size: .9rem; color: #d7d4e0; }
.news-item p strong{ color: var(--gold); font-weight: 500; }
.news-item p a{
  color: #b9aef5;
  text-decoration: none;
  border-bottom: 1px solid rgba(185,174,245,.35);
  transition: color .3s, border-color .3s;
}
.news-item p a:hover{ color:#d9c2ff; border-color:#d9c2ff; }

/* =====================================================
   Works
   ===================================================== */
.works-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2vw, 24px);
}
.work-card{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  position: relative;
  transition: transform .45s cubic-bezier(.22,.61,.36,1), box-shadow .45s, border-color .45s;
}
.work-card:hover{
  transform: translateY(-6px);
  border-color: rgba(255,255,255,.16);
  box-shadow: 0 18px 48px rgba(0,0,0,.5), 0 0 0 1px rgba(169,155,255,.14), 0 10px 42px rgba(169,155,255,.1);
}
.work-thumb{
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.work-thumb img{
  width:100%; height:100%;
  object-fit: cover;
  transition: transform .7s cubic-bezier(.22,.61,.36,1);
}
.work-card:hover .work-thumb img{ transform: scale(1.05); }
.work-thumb::after{
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(180deg, transparent 55%, rgba(10,10,17,.55));
}
/* --- バッジ (3段階) ---
   default … 参加・自主制作。控えめ
   honor   … ノミネート・選出。銀の縁と ✦
   award   … 受賞。金のきらめき + トロフィー + 光の粒 */
.work-badge{
  position:absolute; top: 12px; left: 12px;
  z-index: 2;
  display: inline-flex; align-items: center; gap: 6px;
  font-size: .74rem;
  letter-spacing: .1em;
  font-weight: 500;
  line-height: 1.3;
  color: #d7d4e0;
  background: rgba(10,10,17,.62);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 999px;
  padding: 5px 12px;
  backdrop-filter: blur(6px);
  max-width: calc(100% - 24px);
  /* 幅が足りないときは「ホラー部門 / 優秀賞」のように空白で折り返す (語の途中で切らない) */
  word-break: keep-all;
  overflow-wrap: normal;
  text-align: center;
}
/* honor は銀。金 (award) と同じ金属の作りにして、輝きの強さだけ落とす
   (色は .silver-text と同じ白銀。流れるアニメと光の粒は付けない) */
.work-badge.honor{
  color: #1c1a26;
  font-weight: 700;
  letter-spacing: .08em;
  background: linear-gradient(110deg,
    #b9b7c9 0%, #e4e2ee 18%, #ffffff 34%, #cfcddd 52%, #a7a5ba 68%, #e6e4f0 86%, #c4c2d4 100%);
  border-color: rgba(255,255,255,.9);
  box-shadow:
    0 0 0 1px rgba(207,205,221,.35),
    0 6px 18px rgba(150,148,172,.28),
    inset 0 1px 0 rgba(255,255,255,.75);
  backdrop-filter: none;
}
.work-badge.honor::before{
  content:'✦';
  font-size: .74em;
  color: #4a4860;
}
.work-badge.award{
  color: #1a1406;
  font-weight: 700;
  letter-spacing: .08em;
  background: linear-gradient(110deg,
    #e2c274 0%, #f6e2a4 20%, #fff6d4 36%, #e7c87a 52%, #d5ad58 68%, #f3dc9e 86%, #e2c274 100%);
  background-size: 240% 100%;
  border-color: rgba(255,246,214,.95);
  box-shadow:
    0 0 0 1px rgba(231,200,122,.4),
    0 6px 20px rgba(231,200,122,.3),
    inset 0 1px 0 rgba(255,255,255,.6);
  backdrop-filter: none;
  animation: badgeShine 3.8s ease-in-out infinite;
}
.work-badge-icon{ flex: none; filter: drop-shadow(0 1px 0 rgba(255,255,255,.5)); }
/* 光の粒 (右上でまたたく) */
.work-badge.award::after{
  content:'✦';
  position:absolute; top: -8px; right: -7px;
  font-size: .8rem;
  color: #fff6d4;
  text-shadow: 0 0 6px rgba(255,236,170,.95), 0 0 14px rgba(255,220,120,.6);
  animation: badgeTwinkle 2.6s ease-in-out infinite;
}
@keyframes badgeShine{
  0%, 100%{ background-position: 0% 50%; }
  50%{ background-position: 100% 50%; }
}
@keyframes badgeTwinkle{
  0%, 100%{ opacity: .35; transform: scale(.75) rotate(0deg); }
  50%{ opacity: 1; transform: scale(1.15) rotate(25deg); }
}
.work-body{ padding: 18px 20px 22px; }
.work-meta{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .75rem;
  letter-spacing: .3em;
  color: var(--gold);
  margin-bottom: 8px;
}
.work-title{
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: .06em;
  margin-bottom: 8px;
}
.work-desc{
  font-size: .85rem;
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 12px;
}

/* --- 説明文のアコーディオン (既定は閉じた状態) --- */
.work-details{ margin-bottom: 12px; }
.work-toggle{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  list-style: none;               /* Firefox の三角を消す */
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--muted);
  padding: 4px 2px;               /* 指で押せる高さを確保 */
  transition: color .3s;
}
.work-toggle::-webkit-details-marker{ display: none; }  /* Safari の三角を消す */
.work-toggle:hover{ color: var(--text); }
.work-toggle:focus-visible{
  outline: 1px solid var(--gold-dim);
  outline-offset: 4px;
  border-radius: 4px;
}
/* 開閉を示す小さな山形 */
.work-toggle::after{
  content:'';
  width: 6px; height: 6px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  transition: transform .3s;
}
.work-details[open] .work-toggle::after{ transform: translateY(1px) rotate(-135deg); }
.work-toggle-close{ display: none; }
.work-details[open] .work-toggle-open{ display: none; }
.work-details[open] .work-toggle-close{ display: inline; }
.work-details .work-desc{ margin: 10px 0 0; }
.work-link{
  display: inline-block;
  margin-right: 18px;
  font-size: .8rem;
  letter-spacing: .1em;
  text-decoration: none;
  /* ヒーローと同じ白銀の光沢 (silver-text と同系) */
  background: linear-gradient(178deg,
    #ffffff 0%,
    #f5f4fa 34%,
    #cfcddd 52%,
    #a7a5ba 66%,
    #e6e4f0 84%,
    #ffffff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: opacity .3s;
}
.work-link:hover{ opacity: .75; }

/* --- Works: シリーズごとのまとまり (Penny's House / NiL / その他) --- */
.works-body{
  display: grid;
  gap: clamp(56px, 8vw, 96px);
}
.series-head{
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 18px 32px;
  position: relative;
  padding-bottom: 18px;
  margin-bottom: clamp(20px, 3vw, 28px);
  border-bottom: 1px solid var(--line);
}
/* 見出し下の線に、プリズムの光を少しだけ差す */
.series-head::after{
  content:'';
  position:absolute; left:0; bottom:-1px;
  width: 140px; height: 1px;
  background: var(--prism);
}
.series-heading{ min-width: 0; flex: 1 1 360px; }
.series-kicker{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .78rem;
  letter-spacing: .42em;
  color: var(--gold);
}
.series-title{
  margin-top: 4px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
  letter-spacing: .06em;
  line-height: 1.4;
}
.series-desc{
  margin-top: 8px;
  max-width: 62ch;
  font-size: .85rem;
  line-height: 1.85;
  color: var(--muted);
}
.series-links{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  flex: 0 1 auto;
}
.series-link{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  font-family: var(--font-en);
  font-weight: 400;
  font-size: .78rem;
  letter-spacing: .08em;
  color: #dcd8e6;
  background: rgba(20,20,31,.72);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px 8px 12px;
  transition: transform .35s, border-color .35s, box-shadow .35s;
}
.series-link:hover{
  transform: translateY(-2px);
  border-color: var(--gold-dim);
  box-shadow: 0 10px 28px rgba(0,0,0,.4), 0 2px 18px rgba(231,200,122,.1);
}
.series-link svg{ flex: none; opacity: .92; }
.series-link-id{
  font-weight: 300;
  color: var(--muted);
  word-break: break-all;
}
/* その他の作品: 見出しは控えめに */
.works-series-other .series-title{ font-size: 1.1rem; }

/* 縦型動画のシリーズ: サムネイルを 9:16 で並べる */
/* 縦型シリーズは見出しからカードまでブロックごと細くして、幅を揃える */
.works-series-narrow{ max-width: 820px; margin-inline: auto; }
/* 2本だけのシリーズ (代表作) は2列にして、1枚を大きく見せる */
.works-grid.cols-2{ grid-template-columns: repeat(2, 1fr); }
.works-grid.vertical .work-thumb{ aspect-ratio: 9 / 16; }
.works-grid.vertical .work-thumb::after{
  background: linear-gradient(180deg, transparent 70%, rgba(10,10,17,.55));
}
/* 縦型サムネは曲名が上に焼き込まれているので、バッジは下に置く
   (スマホ幅ではサムネが 150px まで縮み、上に置くと曲名の頭が隠れる) */
.works-grid.vertical .work-badge{ top: auto; bottom: 10px; }

/* =====================================================
   Character (NIL)
   ===================================================== */
.chara-intro{
  max-width: 720px;
  margin: 0 auto clamp(48px, 7vw, 72px);
  text-align: center;
}
.chara-copy{
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 2.6vw, 1.35rem);
  letter-spacing: .12em;
  line-height: 2.1;
  margin-bottom: 22px;
}
.chara-desc{
  font-size: .9rem;
  color: var(--muted);
  text-align: left;
}
.chara-traits{
  list-style:none;
  display:flex; flex-wrap:wrap; gap: 10px;
  justify-content:center;
  margin-top: 24px;
}
.chara-traits li span{
  display:inline-block;
  font-size: .78rem;
  letter-spacing: .14em;
  color: #dcd8e6;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 16px;
  background: rgba(255,255,255,.02);
}
.lineage-label{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .78rem;
  letter-spacing: .34em;
  color: var(--gold);
  text-align:center;
  margin-bottom: 26px;
}
.lineage-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(16px, 2.4vw, 24px);
}
.lineage-item{
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow:hidden;
  cursor: zoom-in;
  transition: transform .4s, border-color .4s, box-shadow .4s;
}
.lineage-item:hover{
  transform: translateY(-4px);
  border-color: rgba(255,255,255,.16);
  box-shadow: 0 14px 38px rgba(0,0,0,.45), 0 6px 30px rgba(142,231,255,.08);
}
.lineage-item img{ width:100%; aspect-ratio: 16/9; object-fit: cover; }
.lineage-item figcaption{
  padding: 12px 16px 14px;
  display:flex; flex-direction:column; gap:2px;
}
.lineage-item figcaption b{
  font-family: var(--font-en);
  font-weight: 400;
  font-size: .78rem;
  letter-spacing: .16em;
  color: #e6e2f0;
}
.lineage-item figcaption span{
  font-size: .75rem;
  color: var(--muted);
  letter-spacing: .06em;
}

/* =====================================================
   Profile
   ===================================================== */
.profile-card{
  display:flex;
  gap: clamp(24px, 4vw, 44px);
  align-items: center;
  max-width: 820px;
  margin: 0 auto clamp(48px, 7vw, 72px);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: clamp(26px, 4vw, 44px);
}
.profile-icon{
  flex-shrink: 0;
  width: clamp(120px, 18vw, 168px);
  height: clamp(120px, 18vw, 168px);
  border-radius: 50%;
  padding: 3px;
  background: var(--prism);
  box-shadow: 0 0 34px rgba(169,155,255,.22);
}
.profile-icon img{
  width:100%; height:100%;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--bg);
}
.profile-name{
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.6rem;
  letter-spacing: .08em;
}
.profile-name span{ font-size: 1.05rem; color: var(--muted); font-weight: 500; }
.profile-role{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .78rem;
  letter-spacing: .44em;
  color: var(--gold);
  margin: 4px 0 14px;
}
.profile-text > p[data-i18n="prof-bio"]{ font-size: .9rem; color: #cfccdb; }
/* 所属表記 (AIハブ提携クリエイター) */
.profile-affil{
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: .8rem;
  color: var(--muted);
  letter-spacing: .06em;
}
.affil-label{
  display: inline-block;
  margin-right: 12px;
  font-family: var(--font-en);
  font-weight: 400;
  font-size: .75rem;
  letter-spacing: .3em;
  color: var(--gold);
}
.profile-affil a{
  color: #dcd8e6;
  text-decoration: none;
  border-bottom: 1px solid var(--gold-dim);
  transition: color .3s, border-color .3s;
}
.profile-affil a:hover{ color: var(--gold); border-color: var(--gold); }

/* --- Timeline --- */
.timeline{
  max-width: 640px;
  margin: 0 auto;
  position: relative;
  padding-left: 30px;
}
.timeline::before{
  content:'';
  position:absolute; left: 7px; top: 8px; bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, rgba(142,231,255,.5), rgba(255,154,213,.5), rgba(255,217,139,.5));
}
.timeline-item{
  position: relative;
  padding: 0 0 34px 22px;
}
.timeline-item:last-child{ padding-bottom: 0; }
.timeline-item::before{
  content:'';
  position:absolute; left: -30px; top: 9px;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: var(--bg);
  border: 2px solid var(--gold-dim);
}
.timeline-item.award::before{
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 14px rgba(231,200,122,.6);
}
.timeline-item time{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .8rem;
  letter-spacing: .18em;
  color: var(--gold);
}
.timeline-item h4{
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.02rem;
  letter-spacing: .08em;
  margin: 4px 0 4px;
}
.timeline-item p{ font-size: .85rem; color: var(--muted); }

/* =====================================================
   Links
   ===================================================== */
.links-grid{
  display:grid;
  /* 現在は X / YouTube の2枚 (Instagram/TikTok復活時は repeat(4,1fr)・max-width 900px に戻す) */
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(14px, 2vw, 22px);
  max-width: 520px;
  margin: 0 auto;
}
.link-card{
  display:flex; flex-direction:column; align-items:center; gap: 8px;
  text-decoration:none;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px 12px 24px;
  color: #dcd8e6;
  transition: transform .35s, border-color .35s, box-shadow .35s;
}
.link-card:hover{
  transform: translateY(-5px);
  border-color: var(--gold-dim);
  box-shadow: 0 14px 36px rgba(0,0,0,.45), 0 4px 24px rgba(231,200,122,.12);
}
.link-name{
  font-family: var(--font-en);
  font-weight: 400;
  font-size: .8rem;
  letter-spacing: .12em;
  margin-top: 4px;
}
.link-id{
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .75rem;
  letter-spacing: .06em;
  color: var(--muted);
  word-break: break-all;
  text-align:center;
}
.contact-note{
  text-align:center;
  margin-top: 40px;
  font-size: .85rem;
  color: var(--muted);
  letter-spacing: .08em;
}

/* =====================================================
   Footer
   ===================================================== */
.site-footer{
  margin-top: clamp(84px, 12vh, 140px);
  border-top: 1px solid var(--line);
  text-align:center;
  padding: 56px 24px 46px;
  position: relative;
}
.footer-brand{
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 1.2rem;
  letter-spacing: .14em;
}
.footer-copy{
  margin-top: 10px;
  font-family: var(--font-en);
  font-weight: 300;
  font-size: .75rem;
  letter-spacing: .18em;
  color: var(--muted);
}
.footer-top{
  position:absolute; right: clamp(18px, 4vw, 44px); top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-en);
  font-size: .75rem;
  letter-spacing: .24em;
  color: var(--muted);
  text-decoration:none;
  transition: color .3s;
}
.footer-top:hover{ color: var(--gold); }

/* =====================================================
   Lightbox
   ===================================================== */
.lightbox{
  position: fixed; inset: 0;
  z-index: 200;
  background: rgba(5,5,10,.92);
  backdrop-filter: blur(8px);
  display:flex; flex-direction:column;
  align-items:center; justify-content:center;
  gap: 16px;
  padding: 5vh 4vw;
}
.lightbox[hidden]{ display:none; }
.lightbox img{
  max-width: 100%;
  max-height: 82vh;
  border-radius: 10px;
  box-shadow: 0 20px 80px rgba(0,0,0,.7);
}
.lightbox-caption{
  font-size: .85rem;
  color: var(--muted);
  letter-spacing: .1em;
}
.lightbox-close{
  position:absolute; top: 20px; right: 26px;
  font-size: 1.9rem;
  line-height: 1;
  color: #cfccdb;
  background:none; border:none; cursor:pointer;
  transition: color .3s, transform .3s;
}
.lightbox-close:hover{ color:#fff; transform: rotate(90deg); }

/* =====================================================
   Responsive
   ===================================================== */
.pc-only{ display: inline; }

/* タブレット幅: 作品は2列 */
@media (max-width: 1024px){
  .works-grid{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px){
  .links-grid{ grid-template-columns: repeat(2, 1fr); }
}

/* 縦型シリーズはタブレット幅でも3列のまま (2列だと1枚が大きくなりすぎる) */
@media (max-width: 1024px){
  .works-grid.vertical{ grid-template-columns: repeat(3, 1fr); }
}

/* スマホ幅: 作品は1列 */
@media (max-width: 640px){
  .works-grid,
  .works-grid.cols-2{ grid-template-columns: 1fr; }
  /* 縦型は「左にサムネイル・右に本文」の横並びにして、縦に伸びすぎないようにする */
  .works-grid.vertical{ grid-template-columns: 1fr; }
  .works-grid.vertical .work-card{
    display: grid;
    grid-template-columns: minmax(0, 42%) minmax(0, 1fr);
    align-items: start;
  }
  /* 9:16 を保つ。引き伸ばすと本文の高さに合わせて左右が切れ、曲名が読めなくなる */
  .works-grid.vertical .work-thumb{ aspect-ratio: 9 / 16; }
  .works-grid.vertical .work-body{ padding: 16px 16px 18px; }
  .works-grid.vertical .work-title{ font-size: 1.05rem; }
  .works-grid.vertical .work-desc{ font-size: .8rem; }
  .works-grid.vertical .work-link{ margin-right: 12px; }
  .works-grid.vertical .work-badge{ font-size: .68rem; padding: 4px 10px; left: 8px; bottom: 8px; }
  .series-head{ align-items: flex-start; }
}

@media (max-width: 720px){
  .pc-only{ display:none; }
  .hero-credit{ display:none; }
  /* モバイルではSNSアイコンを隠す(LINKSセクションに掲載あり) */
  .header-sns{ display:none; }

  .nav-toggle{
    display:flex; flex-direction:column; gap:7px;
    background:none; border:none; cursor:pointer;
    padding: 10px 4px;
    z-index: 120;
  }
  .nav-toggle span{
    display:block; width: 26px; height: 1.5px;
    background: var(--text);
    transition: transform .35s, opacity .35s;
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(4.2px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2){ transform: translateY(-4.2px) rotate(-45deg); }

  .site-nav{
    position: fixed; inset: 0;
    background: rgba(8,8,14,.96);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items:center; justify-content:center;
    gap: 34px;
    opacity: 0;
    pointer-events: none;
    transition: opacity .35s;
  }
  .site-nav.open{ opacity:1; pointer-events:auto; }
  .site-nav a{ font-size: 1rem; }

  .news-item{
    grid-template-columns: auto auto;
    grid-template-rows: auto auto;
    row-gap: 8px;
  }
  .news-item p{ grid-column: 1 / -1; }

  .lineage-grid{ grid-template-columns: 1fr; }

  .profile-card{ flex-direction: column; text-align:center; }
  .profile-text > p:last-child{ text-align:left; }

  .footer-top{ position: static; display:inline-block; margin-top: 24px; transform:none; }
}

/* =====================================================
   Reduced motion
   ===================================================== */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  .work-badge.award, .work-badge.award::after, .news-cat.award{ animation: none; }
  .hero-bg{ animation: none; }
  .hero-scroll span{ animation: none; }
  .hero-title{ animation:none; opacity:1; transform:none; filter: drop-shadow(0 4px 26px rgba(0,0,0,.55)); }
  .reveal{ opacity:1; transform:none; transition:none; }
  #stars{ display:none; }
}