/*
 * pages/front-page.css
 * TOP（front-page）。mockups/index.html の <style> から front-page 固有セクションを移植。
 *   - フォント・主要カラーは tokens.css の変数へ統一（f-jp / f-display / f-deco、#fff→white 等）
 *   - --fs-head → --fs-heading、--beige → --paper にマッピング
 *   - 共通chrome（header/footer/cursor/preloader/cta-strip）は重複定義せず既存CSSを活用
 *   - .rv / [data-tr] は JS無効時に消えないよう body.reveal-ready 配下にスコープ
 * STEP1：HERO（sticky2層+blur）/ GALLERY / HOW / FOUNDER は実装。
 *        ARTIST / ART / COLLECTOR / NEWS の中身は STEP2（カードはプレースホルダ）。
 */

/* モック :root のうち tokens.css に無いカスタム変数を補完 */
:root {
	--space-section: 120px;
	--space-section-sm: 90px;
	--brand-rgb: 1, 174, 132;
	--collector-orange: #d8b88a;
	--art-gap: 28px;
	--art-unit: clamp(180px, 21vw, 290px);
}

/* リビール（JS有効時のみ隠す。無効時は常に表示） */
body.reveal-ready .rv { opacity: 0; transform: translateY(30px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.7,.2,1); }
body.reveal-ready .rv.on { opacity: 1; transform: translateY(0); }
.rv.d1 { transition-delay: .08s; } .rv.d2 { transition-delay: .16s; } .rv.d3 { transition-delay: .24s; } .rv.d4 { transition-delay: .32s; }
body.reveal-ready [data-tr] { opacity: 0; transition: opacity .8s ease; }
body.reveal-ready [data-tr].on { opacity: 1; }

/* ===== ここから mockup 移植（トークン化済み） ===== */
.dark-section-head-en,
.collector-head-en, .news-head-en, .founder-head-en,
.how-head-title, .cta-title, .car-item-name {
  font-family: var(--f-display) !important;
  font-style: normal !important;
  font-weight: 400 !important;
  text-transform: uppercase;
  font-size: var(--fs-heading) !important;
  letter-spacing: 3px !important;
}
/* 日本語見出しのサブは大文字化対象外 */
.about-head-ja, .features-head-ja, .dark-section-head-ja,
.collector-head-ja, .news-head-ja, .how-head-ja, .about-head-sub {
  text-transform: none;
}

/* 英字新聞風の横罫：セクション境界に薄く入れる */
.rule-h {
  display: block;
  height: 1px;
  background: var(--border);
  border: 0;
  margin: 0;
  width: 100%;
}
.rule-h.rule-double {
  height: 4px;
  background:
    linear-gradient(to bottom,
      var(--border) 0%, var(--border) 1px,
      transparent 1px, transparent 3px,
      var(--border) 3px, var(--border) 4px);
}
.rule-h.rule-tight {
  background:
    linear-gradient(to bottom,
      var(--border) 0%, var(--border) 1px,
      transparent 1px, transparent 2px,
      var(--border) 2px, var(--border) 3px);
  height: 3px;
}
.rule-section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 56px;
}
/* 見出し下に短い横線：英字新聞のセクション分けライン風 */
.head-rule {
  width: 48px;
  height: 1px;
  background: var(--ink);
  margin: 18px auto 0;
}
.dark-section-head .head-rule { background: rgba(255,255,255,.4); }
/* 暗背景版 */
.rule-h.on-dark { background: rgba(255,255,255,.12); }
.rule-h.rule-double.on-dark {
  background:
    linear-gradient(to bottom,
      rgba(255,255,255,.12) 0%, rgba(255,255,255,.12) 1px,
      transparent 1px, transparent 3px,
      rgba(255,255,255,.12) 3px, rgba(255,255,255,.12) 4px);
}

/* ══════════════════════════════════
   PRELOADER — boa-11が画面中央でローテーション
══════════════════════════════════ */
@keyframes logoSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.hero-stack-wrap {
  position: relative;
}
.hero-stack-layer.hero-layer-logo {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  background: var(--paper);
  z-index: 1;
}
/* ARTIST重なりレイヤー：通常配置でヒーロー上に重なる */
.hero-layer-artist {
  position: relative;
  z-index: 2;
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}
.artist-stack-inner {
  position: relative;
  z-index: 2;
}
.hero-layer-logo .hero-blur-target {
  position: absolute; inset: 0;
  filter: blur(var(--hero-blur, 0px));
  transition: filter .15s linear;
  will-change: filter;
}
.hero-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, #2a2a2a 0%, var(--brand) 100%);
  background-size: cover;
  background-position: center;
}
/* スライドショー（クロスフェード）。各スライドは .hero-bg 内の最下層に重なる。 */
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.hero-slide.is-active { opacity: 1; }
/* 背景動画。PCで cover 表示、モバイルはポスター背景に切替（下の @media）。 */
.hero-bg--video { overflow: hidden; }
.hero-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
/* モバイルは動画を出さずポスター画像（.hero-bg--video の背景）で代替（重さ・iOS自動再生制限対策） */
@media (max-width: 760px) {
  .hero-video { display: none; }
}
.hero-content {
  position: relative;
  z-index: 3;
  display: flex; flex-direction: column; align-items: center;
  width: 100%; height: 100%;
  justify-content: center;
}
.hero-logo-stack {
  display: flex; flex-direction: column; align-items: center;
  gap: 18px;
}
.logo-circle {
  width: clamp(180px, 22vw, 280px);
  height: auto;
  display: block;
  animation: logoSpin var(--logo-dur, 22s) linear infinite;
  will-change: transform;
}
.hero-logo-stack:hover .logo-circle {
  --logo-dur: 3s;
}
.logo-text {
  width: clamp(280px, 36vw, 460px);
  height: auto;
  display: block;
}
/* キャッチコピー：ロゴの下、黒文字、divider撤廃、行間詰め */
.hero-catch {
  margin-top: 32px;
  text-align: center;
  display: flex; flex-direction: column; align-items: center;
  gap: 4px;
}
.hero-catch-en {
  font-family: var(--f-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 3px;
  color: var(--white);
  text-transform: uppercase;
}
.hero-catch-divider { display: none; }
.hero-catch-ja {
  font-family: var(--f-jp);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 2px;
  color: var(--white);
}

/* スクロールヒント */
.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 14px;
  z-index: 4;
}
.scroll-v {
  width: 22px; height: 16px;
  position: relative;
}
.scroll-v::before, .scroll-v::after {
  content:'';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 1px;
  height: 18px;
  background: var(--ink);
  transform-origin: bottom center;
}
.scroll-v::before { transform: translateX(-50%) rotate(-30deg); }
.scroll-v::after  { transform: translateX(-50%) rotate(30deg); }

.scroll-v-anim {
  position: absolute;
  bottom: 0; left: 50%;
  width: 22px; height: 16px;
  transform: translateX(-50%);
  animation: scrollVMove 1.8s ease-in-out infinite;
}
.scroll-v-anim::before, .scroll-v-anim::after {
  content:'';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 1px;
  height: 14px;
  background: rgba(33,33,33,.4);
  transform-origin: bottom center;
}
.scroll-v-anim::before { transform: translateX(-50%) rotate(-30deg); }
.scroll-v-anim::after  { transform: translateX(-50%) rotate(30deg); }
@keyframes scrollVMove {
  0%   { opacity: 0; transform: translate(-50%, -8px); }
  40%  { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 18px); }
}
.scroll-word {
  font-family: var(--f-deco);
  font-size: 10px; font-weight: 500; letter-spacing: 3px;
  color: rgba(33,33,33,.7);
  text-transform: uppercase;
}

/* ══════════════════════════════════
   セクション見出し（ダーク背景共通）
══════════════════════════════════ */
.dark-section-head {
  text-align: center;
  margin-bottom: 70px;
  position: relative; z-index: 2;
}
.dark-section-head-en {
  font-family: var(--f-display);
  font-weight: 700; font-style: normal;
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1;
  color: var(--brand);
  letter-spacing: .005em;
}
.dark-section-head-en em { color: var(--brand); font-style: normal; }
.dark-section-head-ja {
  font-family: var(--f-jp);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: .26em;
  color: rgba(255,255,255,.45);
  margin-top: 14px;
  line-height: 1.6;
}

/* ══════════════════════════════════
   ART — 5Featuresに繋がるベージュ背景・参考1配置
══════════════════════════════════ */
.art-section {
  padding: var(--space-section-sm) 0 var(--space-section-sm);
  background: var(--paper);
  position: relative;
  overflow: hidden;
  color: var(--ink);
}
.art-section::before {
  content:'';
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse at 50% 50%, rgba(0,0,0,.018) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(var(--brand-rgb),.04) 0%, transparent 50%);
  pointer-events:none;
}
.art-bg-word {
  position: absolute;
  top: 40px; left: -30px;
  font-family: var(--f-display);
  font-size: clamp(160px, 22vw, 320px);
  font-weight: 800; font-style: normal;
  color: rgba(0,0,0,.03);
  pointer-events: none; white-space: nowrap;
  letter-spacing: -.02em; line-height: 1;
}

.art-section .dark-section-head { margin-bottom: 36px; position: relative; z-index: 2; }
.art-section .dark-section-head-en { color: var(--ink); }
.art-section .dark-section-head-en em { color: var(--brand); }
.art-section .dark-section-head-ja { color: var(--mid); }

/* 参考1の配置：縦長カード6枚をジグザグに（5列、中央列のみ上下分割） */
/* grid 定義は af1〜af6 のすぐ上にあり */

.frame {
  display: block; text-decoration: none; color: inherit;
  position: relative;
  background: transparent;
  padding: 0;
  box-shadow: none;
  overflow: hidden;
  cursor: pointer;
  transition:
    opacity 1s cubic-bezier(.2,.7,.25,1),
    transform 1s cubic-bezier(.2,.7,.25,1);
  will-change: opacity, transform;
}
/* JS有効時のみ伏せて起き上がらせる（JS無効時はそのまま表示）。 */
body.reveal-ready .frame { opacity: 0; transform: translateY(20px); }
body.reveal-ready .frame.flipped { opacity: 1; transform: translateY(0); }
.frame:hover { box-shadow: none; }
.frame-inner { width: 100%; height: 100%; position: relative; overflow: hidden; }
.frame-art {
  position:absolute; inset:0;
  background-size: cover;
  background-position: center;
  object-fit: cover;
  width: 100%; height: 100%;
  transition: transform .7s ease;
}
.frame:hover .frame-art { transform: scale(1.05); }
/* 画像上部のナンバリング — 枠外、黒文字 */
.frame { position: relative; }
.frame-num {
  position: absolute;
  top: -22px; left: 0;
  z-index: 2;
  font-family: var(--f-deco);
  font-size: 11px; font-weight: 500;
  letter-spacing: 3px;
  color: var(--ink);
  text-shadow: none;
}
.frame-label {
  position:absolute; bottom:0; left:0; right:0;
  padding:12px 14px;
  background: rgba(33,33,33,.85);
  backdrop-filter: blur(6px);
  color:var(--white);
  transform: translateY(110%);
  transition: transform .4s ease;
}
.frame:hover .frame-label { transform: translateY(0); }
.frame-label-no { font-family: var(--f-deco); font-size:9px; font-weight:700; letter-spacing: 3px; color:var(--brand); text-transform:uppercase; }
.frame-label-name { font-family: var(--f-display); font-size:14px; font-weight:500; color:var(--white); line-height:1.3; margin-top:4px; letter-spacing: .04em; }
.frame-label-artist { font-family: var(--f-jp); font-size:11px; font-weight:600; letter-spacing:.12em; color:rgba(255,255,255,.7); margin-top:3px; }

/* ART配置：4列×2行 */
/* ART配置：7枚を共通単位（--art-unit）で構成、Flex 2段組
   比率：正方形=1×1、縦長(1)=1×1.236、横長(2)=1.236×1
   --art-unit が「1」の値。 */
.art-collage {
  position: relative;
  z-index: 2;
  max-width: 1380px;
  margin: 0 auto;
  padding: 32px 32px 20px;
  --art-unit: clamp(180px, 21vw, 290px);
  --art-gap: 28px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--art-gap);
}
.art-row {
  display: flex;
  align-items: flex-start;
  gap: var(--art-gap);
  justify-content: center;
}
.art-row:first-child {
  align-items: flex-end;
}
.art-collage .frame {
  height: var(--art-unit);
  flex-shrink: 0;
}
/* タイプ別サイズ */
.frame.type-square { width: var(--art-unit); height: var(--art-unit); }       /* (3) 1:1 */
.frame.type-tall   { width: var(--art-unit); height: calc(var(--art-unit) * 1.236); } /* (1) 1:1.236 */
.frame.type-wide   { width: calc(var(--art-unit) * 1.236); height: var(--art-unit); } /* (2) 1.236:1 */

/* アート色 */
.art-bg-a { background: linear-gradient(155deg,#e8d4b8 0%,#c89870 50%,#8a5a38 100%); }
.art-bg-b { background: linear-gradient(160deg,#1a2a3a 0%,#2a4a6a 50%,#4a7090 100%); }
.art-bg-c { background: linear-gradient(150deg,#2a1f18 0%,#5a3a28 50%,#8a5a40 100%); }
.art-bg-d { background: linear-gradient(145deg,#f2ebdc 0%,#d0b890 50%,#8a7050 100%); }
.art-bg-e { background: linear-gradient(155deg,#201820 0%,#403040 50%,#806888 100%); }
.art-bg-f { background: linear-gradient(140deg,#1a2820 0%,#406840 50%,#80a870 100%); }
.art-bg-g { background: linear-gradient(150deg,#0f0f0f 0%,#2a1a10 50%,#5a3820 100%); }

.art-bg-a::after,.art-bg-b::after,.art-bg-c::after,.art-bg-d::after,.art-bg-e::after,.art-bg-f::after,.art-bg-g::after {
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse at 40% 38%,rgba(255,255,255,.15) 0%,transparent 55%);
}

.art-cta {
  display: flex; justify-content: center;
  margin-top: 28px;
  position: relative; z-index: 2;
}
.art-see-all {
  font-family: var(--f-deco);
  font-size:12px; font-weight:700;
  letter-spacing: 3px;
  color:var(--ink);
  text-decoration:none;
  border-bottom:1px solid var(--ink);
  padding-bottom:6px;
  text-transform:uppercase;
  transition:all .3s;
}
.art-see-all:hover { color: var(--brand); border-color: var(--brand); }

/* COLLECTOR CTA — VIEW ALL */
.collector-cta {
  display: flex; justify-content: center;
  margin-top: 4px;
  margin-bottom: 56px;
  position: relative; z-index: 2;
}
.collector-see-all {
  font-family: var(--f-deco);
  font-size: 12px; font-weight: 700;
  letter-spacing: 3px;
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 6px;
  text-transform: uppercase;
  transition: all .3s;
}
.collector-see-all:hover { color: var(--brand); border-color: var(--brand); }

/* GALLERY CTA — RESERVATION（暗背景：白文字下線） */
.gallery-cta {
  display: flex; justify-content: center;
  margin-top: 36px;
}
.gallery-reservation {
  font-family: var(--f-deco);
  font-size: 12px; font-weight: 700;
  letter-spacing: 3px;
  color: var(--white);
  text-decoration: none;
  border-bottom: 1px solid var(--white);
  padding-bottom: 6px;
  text-transform: uppercase;
  transition: all .3s;
}
.gallery-reservation:hover { color: var(--brand); border-color: var(--brand); }

/* ══════════════════════════════════
   GALLERY
══════════════════════════════════ */
.gallery-section {
  padding: var(--space-section-sm) 0 var(--space-section);
  background: var(--ink);
  color:var(--white);
  position:relative;
  overflow:hidden;
}
.gallery-section::before {
  content:'';
  position:absolute; top:0; left:50%; transform:translateX(-50%);
  width: 120px; height: 1px;
  background: rgba(255,255,255,.08);
}
.gallery-stage {
  position: relative;
  width: 100%;
}
.carousel-wrap {
  position: relative;
  overflow: hidden;
  width: 100%;
  padding: 0 56px;
}
.carousel-track {
  display: flex;
  gap: 24px;
  will-change: transform;
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
}
.car-item {
  flex: 0 0 calc((100% - 48px) / 3);
  cursor: pointer;
}
.car-item-img {
  width: 100%;
  aspect-ratio: 4/3;
  position: relative;
  overflow: hidden;
  background: #1a1a1a;
}
.car-item-img-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform 1s ease;
}
.car-item:hover .car-item-img-bg { transform: scale(1.06); }

.car-controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 32px;
  margin-top: 44px;
}
.car-btn {
  width: 46px; height: 46px;
  border: 1px solid rgba(255,255,255,.2);
  background: transparent;
  color: var(--white);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--f-display);
  font-size: 16px; font-weight: 500;
  transition: all .25s;
}
.car-btn:hover { border-color: var(--brand); color: var(--brand); background: rgba(var(--brand-rgb),.06); }
.car-indicator {
  display: flex; align-items: center; gap: 10px;
}
.car-dot {
  width: 24px; height: 2px;
  background: rgba(255,255,255,.2);
  border: none; padding: 0;
  cursor: pointer;
  transition: background .3s ease, width .3s ease;
}
.car-dot:hover { background: rgba(255,255,255,.5); }
.car-dot.active {
  background: var(--brand);
  width: 48px;
}

/* ══════════════════════════════════
   ARTIST — var(--ink)黒背景 + ホバーアニメ強化
══════════════════════════════════ */
.artist-section {
  padding: var(--space-section) 0 var(--space-section-sm);
  background: var(--ink);
  color: var(--white);
  position:relative; overflow:hidden;
}
.artist-bg-word {
  position:absolute; bottom:-60px; left:50%; transform:translateX(-50%);
  font-family: var(--f-display);
  font-size:clamp(160px,22vw,340px);
  font-weight:800; font-style: normal;
  color:rgba(255,255,255,.04); pointer-events:none; white-space:nowrap;
  letter-spacing:-.02em; line-height: 1;
}
.artist-section .dark-section-head-en { color: var(--brand); }
.artist-section .dark-section-head-ja { color: rgba(255,255,255,.5); }

.artist-inner {
  width: 100%;
  position:relative; z-index:1;
}
.artist-rail {
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  position: relative;
  width: 100%;
  padding: 0 24px;
  max-width: 1400px;
  margin: 0 auto;
}
.artist-card {
  display:block; text-decoration:none; color:inherit;
  position:relative; cursor: pointer;
  padding: 0 12px;
  transition: transform .5s cubic-bezier(.2,.7,.2,1);
}
.artist-card:nth-child(odd) { margin-top: 0; }
.artist-card:nth-child(even) { margin-top: 0; }
.artist-card:hover { transform: translateY(-12px); }

.artist-portrait {
  width: 100%;
  /* デザイン優先の縦長フレーム。cover の上書き（.apN ショートハンド）は解消済みなので
     この比率でも左上ズレは起きない。横長・正方形画像は左右が切り取られて拡大される。 */
  aspect-ratio: 3/4.4;
  position: relative;
  overflow: hidden;
  background: #1a1a1a;
}
.artist-port-img {
  position:absolute; inset:0;
  /* cover + やや上寄せ。縦長枠では被写体（顔）が上に来やすいので中央より少し上を基準にする。 */
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  /* グレースケールは廃止し最初からフルカラー。軽い調整のみ残す。 */
  filter: contrast(1.03) saturate(1.02);
  transition: transform .8s cubic-bezier(.2,.7,.2,1), filter .5s ease;
}
.artist-card:hover .artist-port-img {
  transform:scale(1.06);
  filter: contrast(1.05) saturate(1.05);
}
/* ホバーで上から金色のラインが下りる */
.artist-portrait::after {
  content:''; position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--brand);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform .55s cubic-bezier(.2,.7,.2,1);
  z-index: 2;
}
.artist-card:hover .artist-portrait::after { transform: scaleX(1); }

/* ホバー時 右下に HISTORY → 表示 */
.artist-history {
  position: absolute;
  right: 12px; bottom: 12px;
  z-index: 3;
  font-family: var(--f-deco);
  font-size: 10px; font-weight: 500;
  letter-spacing: 3px;
  color: var(--white);
  text-transform: uppercase;
  padding: 6px 10px;
  background: rgba(33,33,33,.85);
  opacity: 0;
  transform: translateX(8px);
  transition: opacity .35s ease, transform .35s ease;
}
.artist-card:hover .artist-history {
  opacity: 1;
  transform: translateX(0);
}

/* 写真未設定時のフォールバック背景。background ショートハンドだと
   .artist-port-img の background-size:cover / position を打ち消してしまうため、
   background-image だけを指定する（写真がある時はインラインの url() が優先される）。 */
.ap1 { background-image: radial-gradient(ellipse at 50% 35%, #888 0%, #444 50%, #1a1a1a 100%); }
.ap2 { background-image: radial-gradient(ellipse at 45% 30%, #989898 0%, #505050 45%, #1c1c1c 100%); }
.ap3 { background-image: radial-gradient(ellipse at 55% 40%, #808080 0%, #404040 50%, #151515 100%); }
.ap4 { background-image: radial-gradient(ellipse at 50% 32%, #888 0%, #484848 45%, #181818 100%); }
.ap5 { background-image: radial-gradient(ellipse at 48% 38%, #787878 0%, #3a3a3a 45%, #131313 100%); }

.artist-portrait::before {
  content:''; position:absolute; inset:0;
  background: linear-gradient(180deg, transparent 30%, rgba(0,0,0,.5) 100%);
  z-index: 1;
}

.artist-info { padding: 22px 4px 0; }
.artist-name-en {
  font-family: var(--f-display);
  font-size: 14px; font-weight: 700;
  letter-spacing: .2em;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 6px;
  line-height: 1.4;
  transition: color .3s ease;
}
.artist-card:hover .artist-name-en { color: var(--brand); }
.artist-name-ja {
  font-family: var(--f-jp);
  font-size:var(--fs-body); font-weight: 700;
  letter-spacing: .14em;
  color: var(--white);
  margin-bottom: 14px;
  line-height: 1.5;
}
.artist-desc {
  font-family: var(--f-jp);
  font-size: 12px; font-weight: 400;
  line-height: 1.85;
  letter-spacing: .03em;
  color: rgba(255,255,255,.55);
}
.artist-desc em {
  font-family: var(--f-display);
  font-weight: 500; font-style: normal;
  color: var(--white);
  letter-spacing: .02em;
}

.guest-more {
  display:flex; justify-content:center;
  margin-top: 64px;
}
.guest-more-btn {
  font-family: var(--f-deco);
  font-size: 12px; font-weight: 700;
  letter-spacing: 3px;
  color: var(--white); text-decoration: none;
  border-bottom: 1px solid var(--white);
  padding-bottom: 6px;
  text-transform: uppercase;
  transition: color .25s, border-color .25s, letter-spacing .3s;
}
.guest-more-btn:hover { color: var(--brand); border-color: var(--brand); letter-spacing: .48em; }

/* ══════════════════════════════════
   COLLECTOR — 画家応援企業
══════════════════════════════════ */
.collector {
  padding: var(--space-section) 0 var(--space-section-sm);
  background: var(--paper);
  position: relative;
  overflow: hidden;
}
.collector-bg-word {
  position: absolute;
  bottom: -40px; right: -60px;
  font-family: var(--f-display);
  font-size: clamp(160px, 22vw, 340px);
  font-weight: 800; font-style: normal;
  color: rgba(0,0,0,.04);
  pointer-events: none; white-space: nowrap;
  letter-spacing: -.02em; line-height: 1;
}
.collector-inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 56px;
  position: relative; z-index: 1;
}
.collector-head {
  text-align: center;
  margin-bottom: 60px;
}
.collector-head-en {
  font-family: var(--f-display);
  font-weight: 700; font-style: normal;
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1;
  color: var(--ink);
  letter-spacing: .005em;
}
.collector-head-en em { color: var(--brand); }
.collector-head-ja {
  font-family: var(--f-jp);
  font-size: 13px; font-weight: 600;
  letter-spacing: .26em;
  color: var(--mid);
  margin-top: 14px;
}

/* ══════════════════════════════════
   COLLECTOR — 画家応援企業（再設計：シンプルなカードグリッド）
══════════════════════════════════ */
.collector {
  padding: var(--space-section) 0 var(--space-section-sm);
  background: var(--paper);
  position: relative;
  overflow: hidden;
}
.collector-bg-word {
  position: absolute;
  bottom: -40px; right: -60px;
  font-family: var(--f-display);
  font-size: clamp(160px, 22vw, 340px);
  font-weight: 800; font-style: normal;
  color: rgba(0,0,0,.04);
  pointer-events: none; white-space: nowrap;
  letter-spacing: -.02em; line-height: 1;
}
.collector-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 56px;
  position: relative; z-index: 1;
}

/* ヘッダーエリア：中央にロゴが回転 + タイトル */
.collector-head {
  text-align: center;
  margin-bottom: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.collector-head-en {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: clamp(24px, 2.8vw, 38px);
  line-height: 1;
  color: var(--ink);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.collector-head-ja {
  font-family: var(--f-jp);
  font-size: 12px; font-weight: 600;
  letter-spacing: .3em;
  color: var(--mid);
  margin-top: 4px;
}

/* メイン：5列のカードグリッド（5×2 = 10枠） */
.collector-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-bottom: 60px;
  justify-content: center;
}
.collector-card {
  display: flex;
  flex-direction: column;
  background: #fafafa;
  border: 1px solid var(--border);
  text-decoration: none;
  overflow: hidden;
  transition: all .35s cubic-bezier(.2,.7,.2,1);
  aspect-ratio: 1 / 1;
}
.collector-card:hover {
  border-color: var(--brand);
  background: var(--white);
  transform: translateY(-4px);
  box-shadow: 0 14px 28px rgba(33,33,33,.06);
}
.collector-card-img {
  width: 100%;
  flex: 1 1 auto;
  background: var(--collector-orange);
  background-size: cover;
  background-position: center;
  position: relative;
  overflow: hidden;
}
.collector-card-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.06) 0%, rgba(33,33,33,.06) 100%);
  transition: opacity .3s;
}
.collector-card:hover .collector-card-img::after { opacity: .5; }

.collector-card-body {
  padding: 10px 10px 14px;
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.collector-card-num {
  font-family: var(--f-deco);
  font-size: 8px; font-weight: 500;
  letter-spacing: 3px;
  color: var(--brand);
  text-transform: uppercase;
}
.collector-card-name {
  font-family: var(--f-jp);
  font-size: 11px; font-weight: 700;
  letter-spacing: .04em;
  color: var(--ink);
  line-height: 1.4;
}

/* 企業ロゴを左側から流す */
.collector-logos {
  position: relative;
  margin-top: 30px;
  padding: 30px 0;
  border-top: 1px solid rgba(0,0,0,.08);
  border-bottom: 1px solid rgba(0,0,0,.08);
  overflow: hidden;
}
.collector-logos-label {
  position: absolute;
  top: 50%; right: 0;
  transform: translateY(-50%);
  background: linear-gradient(to right, transparent 0%, var(--white) 30%);
  padding: 0 20px 0 80px;
  font-family: var(--f-deco);
  font-size: 11px; font-weight: 700;
  letter-spacing: 3px;
  color: var(--mid);
  text-transform: uppercase;
  z-index: 2;
}
.collector-logos-track {
  display: flex;
  align-items: center;
  gap: 32px;
  /* 左側から流す → translateX 反対方向 */
  animation: collectorScroll 32s linear infinite;
  white-space: nowrap;
  width: max-content;
}
@keyframes collectorScroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.collector-logo-item {
  flex-shrink: 0;
  height: 110px;
  width: 230px;
  display: flex; align-items: center; justify-content: center;
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0,0,0,.05);
  padding: 14px 22px;
}
.collector-logo-item img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  display: block;
}
.collector-logo-item img[src="AMASSY.png"]     { width: 92%; }
.collector-logo-item img[src="B_C.png"]        { width: 88%; }
.collector-logo-item img[src="DES.png"]        { width: 86%; }
.collector-logo-item img[src="KOUEI.png"]      { height: 100%; width: auto; }
.collector-logo-item img[src="MEDIAAID.png"]   { width: 92%; }
.collector-logo-item img[src="MOOOVE.png"]     { width: 80%; }
.collector-logo-item img[src="SBS.png"]        { height: 100%; width: auto; }
.collector-logo-item img[src="STBELIEF.png"]   { width: 86%; }

/* ══════════════════════════════════
   HOW
══════════════════════════════════ */
.how {
  padding: var(--space-section-sm) 0;
  background: var(--paper);
  position:relative; overflow:hidden;
}
.how-inner { max-width:1100px; margin:0 auto; padding:0 56px; position: relative; }

.how-head {
  text-align:center;
  margin-bottom:42px;
}
.how-eyebrow {
  font-family: var(--f-deco);
  font-size: 11px; font-weight: 700;
  letter-spacing: 3px;
  color: var(--brand);
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex; align-items: center; justify-content: center; gap: 14px;
}
.how-eyebrow::before, .how-eyebrow::after {
  content:'';
  width: 24px; height: 1px;
  background: var(--brand);
}
.how-eyebrow span { letter-spacing: .26em; }
.how-head-title {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: clamp(24px, 2.8vw, 40px);
  line-height: 1.15;
  letter-spacing: .005em;
  color: var(--ink);
}
.how-head-title em { color:var(--brand); font-style: normal; font-weight:600; }
.how-head-ja {
  font-family: var(--f-jp);
  font-size: 13px; font-weight: 600;
  letter-spacing: .3em;
  color: var(--mid);
  margin-top: 16px;
}

.how-stack {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
}
.how-line {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 1px;
  background: rgba(0,0,0,.1);
  transform: translateX(-50%);
  z-index: 0;
}
.how-line-fill {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 0;
  background: var(--brand);
  transition: height .15s linear;
}
.how-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  min-height: 110px;
  padding: 4px 0;
  position: relative;
  z-index: 1;
}
.how-row.right { grid-template-areas: "text num"; }
.how-row.right .how-num-wrap { grid-area: num; justify-self: start; padding-left: 22px; }
.how-row.right .how-txt-wrap { grid-area: text; text-align: right; padding-right: 32px; }
.how-row.left { grid-template-areas: "num text"; }
.how-row.left .how-num-wrap { grid-area: num; justify-self: end; padding-right: 22px; }
.how-row.left .how-txt-wrap { grid-area: text; text-align: left; padding-left: 32px; }
.how-num {
  font-family: var(--f-display);
  font-weight: 400; font-style: normal;
  font-size: clamp(60px, 7vw, 96px);
  line-height: .85;
  letter-spacing: -.02em;
  color: var(--ink);
  display: block;
}
.how-num.brand { color: var(--brand); }
.how-step-label {
  font-family: var(--f-deco);
  font-size: 11px; font-weight: 500;
  letter-spacing: 3px;
  color: var(--brand);
  text-transform: uppercase;
  margin-bottom: 8px;
  display: inline-block;
  line-height: 1.3;
}
.how-step-label::after {
  content:''; display:block;
  width: 20px; height: 1px;
  background: var(--brand);
  margin-top: 6px;
}
.how-row.right .how-step-label::after { margin-left: auto; }
.how-row.left .how-step-label::after { margin-left: 0; }
.how-step-ja {
  font-family: var(--f-jp);
  font-size: 16px; font-weight: 700;
  letter-spacing: .1em;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.4;
}
.how-step-desc {
  font-family: var(--f-jp);
  font-size: 13px; font-weight: 500;
  line-height: 1.65;
  letter-spacing: .03em;
  color: #444;
  max-width: 320px;
}
.how-row.right .how-step-desc { margin-left: auto; }
.how-row.left .how-step-desc { margin-right: auto; }

/* ══════════════════════════════════
   FOUNDER
══════════════════════════════════ */
.founder {
  padding: var(--space-section-sm) 0;
  background: var(--white);
  overflow: hidden;
}
.founder-head-en, .head-rule { text-align: center; }
.founder-inner {
  max-width: 1080px; margin:0 auto; padding:0 56px;
}
.founder-head-en {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1;
  color: var(--ink);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.founder-layout {
  margin-top: 56px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.founder-message { text-align: left; }
.founder-quote {
  font-family: var(--f-jp);
  font-size: clamp(20px, 2vw, 26px);
  font-weight: 700;
  line-height: 1.7;
  letter-spacing: .04em;
  color: var(--ink);
  margin-bottom: 24px;
}
/* PC（≥981px）ではキャッチを1行に収める。タブレット/モバイルは自然折り返し。 */
@media (min-width: 981px) {
  .founder-quote { white-space: nowrap; }
}
.founder-quote-sub {
  font-family: var(--f-jp);
  font-size: clamp(16px, 1.2vw, 18px);
  font-weight: 500;
  line-height: 1.9;
  letter-spacing: .04em;
  color: var(--ink);
}

.founder-portraits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.founder-card {
  display: flex; flex-direction: column; align-items: center;
  gap: 12px;
}
.founder-portrait {
  width: 100%;
  aspect-ratio: 3/4;
  overflow: hidden;
  position: relative;
  border-radius: 4px;
}
.founder-portrait::after {
  content:''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 40% 30%, rgba(255,255,255,.25) 0%, transparent 55%);
}
.fp1 { background: linear-gradient(145deg, var(--brand) 0%, var(--brand-deep) 100%); }
.fp2 { background: linear-gradient(145deg, var(--brand) 0%, var(--brand-deep) 100%); }
.founder-info { text-align: center; }
.founder-name-ja {
  font-family: var(--f-jp);
  font-size: 15px; font-weight: 700;
  letter-spacing: .08em;
  color: var(--ink);
  line-height: 1.3;
}
.founder-name-en {
  font-family: var(--f-display);
  font-size: 10px; font-weight: 400; font-style: normal;
  color: var(--mid);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-top: 2px;
}
.founder-univ {
  font-family: var(--f-jp);
  font-size: 12px; font-weight: 500;
  letter-spacing: .08em;
  color: var(--mid);
  margin-top: 4px;
}
.founder-role {
  font-family: var(--f-deco);
  font-size: 9px; font-weight: 500;
  letter-spacing: 3px;
  color: var(--brand);
  margin-top: 4px;
  text-transform: uppercase;
}

/* ══════════════════════════════════
   NEWS
══════════════════════════════════ */
.news {
  padding: var(--space-section-sm) 0;
  background: var(--ink);
}
.news-inner { width:100%; }
.news-head {
  text-align: center;
  margin-bottom: 36px;
  padding: 0 32px;
}
.news-eyebrow {
  font-family: var(--f-deco);
  font-size: 11px; font-weight: 700;
  letter-spacing: 3px;
  color: var(--brand);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.news-head-en {
  font-family: var(--f-display);
  font-weight: 700; font-style: normal;
  font-size: clamp(26px, 3vw, 44px);
  line-height: 1;
  color: var(--brand);
}
.news-head-ja {
  font-family: var(--f-jp);
  font-size: 12px; font-weight: 600;
  letter-spacing: .26em;
  color: rgba(255,255,255,.45);
  margin-top: 14px;
}
.news-grid {
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  width: 100%;
}
.news-card {
  background:rgba(255,255,255,.02);
  overflow:hidden; cursor: pointer;
  transition:background .25s;
  border-right: 1px solid rgba(255,255,255,.05);
}
.news-card:last-child { border-right: none; }
.news-card:hover { background:rgba(255,255,255,.05); }
.news-thumb { width:100%; padding-top:65%; position:relative; overflow:hidden; }
.news-thumb-bg { position:absolute; inset:0; transition:transform .6s ease; }
.news-card:hover .news-thumb-bg { transform:scale(1.05); }
.nt1 { background:linear-gradient(135deg,#8a6040 0%,#c09060 100%); }
.nt2 { background:linear-gradient(135deg,#406080 0%,#6090b0 100%); }
.nt3 { background:linear-gradient(135deg,#3a3a3a 0%,#7a7a7a 100%); }
.nt4 { background:linear-gradient(135deg,#405040 0%,#70a070 100%); }
.news-body { padding:24px 24px 28px; }
.news-cat {
  font-family: var(--f-deco);
  font-size:10px; font-weight:700;
  letter-spacing: 3px;
  color:var(--brand);
  text-transform:uppercase;
  margin-bottom:14px;
}
.news-title {
  font-family: var(--f-jp);
  font-size:13px; font-weight:600;
  line-height:1.85;
  letter-spacing:.05em;
  color:var(--white);
  margin-bottom:18px;
}
.news-date {
  font-family: var(--f-display);
  font-size:11px; font-weight:500;
  letter-spacing:.22em;
  color:rgba(255,255,255,.4);
  font-style: normal;
}

.news-all-wrap {
  display: flex; justify-content: center;
  margin-top: 32px;
}
.news-all {
  font-family: var(--f-deco);
  font-size: 11px; font-weight: 700;
  letter-spacing: 3px;
  color: var(--brand);
  text-decoration: none;
  border-bottom: 1px solid var(--brand);
  padding-bottom: 6px;
  text-transform: uppercase;
  transition: opacity .2s, letter-spacing .3s;
}
.news-all:hover { letter-spacing: .48em; }

/* 0件時の「準備中」プレースホルダ（セクションを崩さない） */
.front-empty-wrap { width: 100%; text-align: center; padding: 40px 0; }
.front-empty {
  font-family: var(--f-jp);
  font-size: var(--fs-body);
  letter-spacing: var(--ls-1);
  color: var(--mid);
  text-align: center;
  width: 100%;
  margin: 0 auto;
  padding: 24px 0;
}

@media (max-width: 1200px) {
  .car-item { flex: 0 0 calc((100% - 24px) / 2); }
}
@media (max-width: 1024px) {
  .stats-row { gap: 40px; }
  .artist-rail { grid-template-columns: repeat(3, 1fr); }
  .artist-card:nth-child(n) { margin-top: 0; }
  .artist-card:nth-child(2), .artist-card:nth-child(5) { margin-top: 0; }
  .cta-strip { padding: 48px 32px; }
  .cta-inner { flex-direction: column; gap: 24px; }
  header { padding: 0 24px; }
  .art-collage {
    --art-unit: clamp(110px, 14vw, 180px);
    --art-gap: 18px;
    padding: 20px 20px 30px;
  }
  /* COLLECTOR：1024px以下も5列維持 */
  .collector-grid { grid-template-columns: repeat(4, 1fr); gap: 14px; }
  .collector-logos-label { display: none; }
}
@media (max-width: 760px) {
  /* モバイルは ARTIST を3名までに（縦スクロールの負担軽減）。PCは5名のまま。 */
  .artist-rail .artist-card:nth-child(n+4) { display: none; }
}
@media (max-width: 700px) {
  :root { --space-section: 80px; --space-section-sm: 60px; --fs-body: 15px; --fs-head: 24px; }
  body { line-height: 1.75; }
  .btn-contact { padding: 10px 18px; letter-spacing: 2px; white-space: nowrap; }
  .hero-content { padding: 80px 24px 60px; }
  .founder-inner, .how-inner, .collector-inner { padding: 0 24px; }
  .stats-row { gap: 32px; flex-direction: column; align-items: center; }
  .artist-rail { grid-template-columns: 1fr 1fr; padding: 0 16px; }
  .artist-card:nth-child(n) { margin-top: 0; }
  .artist-card:nth-child(even) { margin-top: 0; }
  .how-line { display: none; }
  .how-row { grid-template-columns: 1fr !important; grid-template-areas: "num" "text" !important; }
  .how-row.right .how-num-wrap, .how-row.left .how-num-wrap { justify-self:center; padding: 0; }
  .how-row.right .how-txt-wrap, .how-row.left .how-txt-wrap { text-align: center; padding: 0; }
  .how-row.right .how-step-desc, .how-row.left .how-step-desc { margin: 0 auto; }
  /* ART モバイル */
  .art-collage {
    --art-unit: 38vw;
    --art-gap: 10px;
    padding: 16px;
  }
  .art-row { flex-wrap: wrap; }
  /* COLLECTOR モバイル: 2列×3行=6社のみ */
  .collector-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .collector-card:nth-child(n+7) { display: none; }
  .collector-head-en { font-size: 24px !important; }
  /* GALLERY カルーセル モバイル */
  .car-item { flex: 0 0 100%; }
  .carousel-wrap { padding: 0 24px; }
  /* NEWS モバイル */
  .news-grid { grid-template-columns: 1fr; }
  .news-card { border-right: none; border-bottom: 1px solid rgba(255,255,255,.05); }
  /* HEADER モバイル */
  .h-menu-btn span:not(.h-menu-icon) { display: none; }
  .h-drawer-inner { grid-template-columns: 1fr; padding: 28px 24px 36px; gap: 6px; }
  /* ロゴサイズは header.css のモバイル指定（clamp）に一元化。ここでは上書きしない。 */
  /* FOOTER */
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; height: auto; padding: 20px 24px; }
  /* 375px基準 — はみ出し防止 */
  .hero-content { padding-left: 20px; padding-right: 20px; }
  .founder-inner, .how-inner, .collector-inner { padding-left: 20px; padding-right: 20px; }
  .ticker-item { padding-left: 24px; padding-right: 24px; }
  section, .hero-stack-wrap { max-width: 100%; overflow-x: hidden; }
  .cta-btns { flex-direction: column; width: 100%; }
  .btn-cta-w, .btn-cta-o { text-align: center; }
}


@media (max-width: 430px) {
  .features-grid, .artist-rail { grid-template-columns: 1fr !important; }
  .collector-grid { grid-template-columns: repeat(2,1fr) !important; }
  .news-grid { grid-template-columns: 1fr !important; }
  .hero-content, .founder-inner, .how-inner, .collector-inner { padding-left: 16px !important; padding-right: 16px !important; }
  .founder-layout { grid-template-columns: 1fr !important; gap: 36px !important; margin-top: 36px !important; }
  .founder-quote { font-size: 20px !important; margin-bottom: 16px !important; }
  .founder-portraits { gap: 14px !important; }
  .founder-portrait { aspect-ratio: 3/4 !important; }
  .stats-row { flex-direction: column !important; }
  .art-collage { --art-unit: 26vw !important; --art-gap: 8px !important; padding: 12px !important; }
  .carousel-wrap { padding: 0 16px !important; }
  .ticker-item { padding-left: 18px !important; padding-right: 18px !important; }
  .contact-menu { min-width: 200px !important; }
  .stat-cell { min-width: 0 !important; }
  .collector-logo-item { width: 160px !important; height: 80px !important; padding: 10px 16px !important; }
  *, *::before, *::after { max-width: 100% !important; min-width: 0 !important; box-sizing: border-box !important; }
  img { height: auto; }
  html, body { overflow-x: hidden !important; width: 100% !important; max-width: 100% !important; }
  header, section, footer, .cta-strip, main, div { max-width: 100vw; }
  img, .art-collage, .carousel-wrap { max-width: 100%; }
}