/* =========================================================
   NI Group — Proposal Demo
   「夜明け」構成：夜(シネマ) → 夜明け → 昼(上質な白) → 夕(紫)
   ========================================================= */

/* ---------- Design Tokens — H1 Aurora / Precision Dark ---------- */
:root{
  /* 近黒の連続キャンバス */
  --bg:#06070B;
  --bg-soft:#0C0E17;      /* わずかに持ち上げた分離用 */
  --bg-dawn:#0C0E17;
  --surface:rgba(255,255,255,.04);   /* ガラス面 */
  --border:rgba(255,255,255,.08);

  --ink:#EDEFF6;
  --ink-2:#8B90A4;
  --ink-3:#6B7085;
  --ink-inv:#06070B;

  /* 夜（近黒・シネマパート＝全体と同じ地） */
  --night:#06070B;
  --night-2:#0C0E17;
  --night-line:rgba(255,255,255,.08);
  --night-text:#EDEFF6;
  --night-dim:#8B90A4;

  /* Aurora アクセント（クール三色：ブルー / バイオレット / ティール） */
  --a1:#5B8DEF; --a2:#8B5BEF; --a3:#2FD6C4;
  --glass:rgba(255,255,255,.04);
  --line:rgba(255,255,255,.08);

  --accent:#5B8DEF;        /* 近黒で可読なクールブルー */
  --accent-deep:#8B5BEF;   /* バイオレット */
  --accent-soft:#2FD6C4;   /* 発光ティール（暗地で映える） */
  --accent-glow:#7FE9DC;
  --rose:#8B5BEF;
  --grad:linear-gradient(100deg,#2FD6C4 0%,#5B8DEF 100%);                    /* ティール→ブルー */
  --grad-dawn:linear-gradient(105deg,#7FE9DC 0%,#8FB0FF 50%,#B9C4FF 100%);   /* 発光：白→ラベンダー→ティール */

  --font-head:'Zen Kaku Gothic New','Noto Sans JP',sans-serif;
  --font-body:'Noto Sans JP',sans-serif;
  --font-en:'Manrope','Sora','Inter',sans-serif;
  --font-en-body:'Manrope','Inter','Noto Sans JP',sans-serif;
  --font-mono:'Space Mono',ui-monospace,'SFMono-Regular',Menlo,monospace;
  --font-sans:'Manrope','Noto Sans JP',sans-serif;

  --container:1200px;
  --header-h:76px;

  --radius:20px;
  --radius-sm:12px;

  --shadow-sm:0 1px 2px rgba(0,0,0,.4),0 8px 24px -12px rgba(0,0,0,.55);
  --shadow-md:0 2px 6px rgba(0,0,0,.4),0 22px 48px -20px rgba(0,0,0,.62);

  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset / Base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html.lenis{scroll-behavior:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.9;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent-soft);outline-offset:3px;border-radius:4px}

/* ---------- サイト全体の生きた背景：Aurora mesh + faint grid + fade ---------- */
.mesh{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.mesh b{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;mix-blend-mode:screen}
.mesh .b1{width:60vw;height:60vw;background:radial-gradient(closest-side,#3E63C8,transparent);top:-22vw;left:-6vw;animation:meshD1 20s ease-in-out infinite}
.mesh .b2{width:52vw;height:52vw;background:radial-gradient(closest-side,#7A3EC8,transparent);top:-14vw;right:-10vw;animation:meshD2 24s ease-in-out infinite}
.mesh .b3{width:44vw;height:44vw;background:radial-gradient(closest-side,#1F9E92,transparent);top:8vw;left:34vw;animation:meshD3 26s ease-in-out infinite}
@keyframes meshD1{50%{transform:translate(6vw,4vw) scale(1.1)}}
@keyframes meshD2{50%{transform:translate(-5vw,6vw) scale(1.08)}}
@keyframes meshD3{50%{transform:translate(4vw,-3vw) scale(.92)}}
.site-grid{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:72px 72px;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 0%,#000,transparent 72%);mask-image:radial-gradient(120% 90% at 50% 0%,#000,transparent 72%)}
.site-fade{position:fixed;left:0;right:0;bottom:0;height:40vh;z-index:0;pointer-events:none;background:linear-gradient(180deg,transparent,var(--bg))}
/* コンテンツを mesh の上へ */
main{position:relative;z-index:1}
.site-footer{position:relative;z-index:1}

.container{max-width:var(--container);margin-inline:auto;padding-inline:24px}
.pc-only{display:inline}
.sp-only{display:none}

/* ---------- Type Utilities ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-mono);
  font-weight:700;
  font-size:.72rem;
  letter-spacing:.22em;
  color:var(--accent);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:1px;background:currentColor;flex-shrink:0}
.text-dawn{
  font-style:normal;
  background:var(--grad-dawn);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.6em;
  font-weight:700;font-size:.95rem;letter-spacing:.04em;
  padding:15px 32px;border-radius:999px;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s,color .3s,background .3s;
}
.btn svg{width:15px;height:15px;transition:transform .3s var(--ease)}
.btn-primary{
  background:linear-gradient(120deg,var(--a1),#6f9bf6);color:#06070B;
  box-shadow:0 10px 30px -10px rgba(91,141,239,.7);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(91,141,239,.85)}
.btn-primary:hover svg{transform:translateX(3px)}
.btn-ghost{
  background:var(--glass);color:var(--ink);
  border:1px solid var(--border);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.btn-ghost:hover{border-color:rgba(255,255,255,.2);color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-night{
  background:var(--glass);color:var(--night-text);
  border:1px solid rgba(255,255,255,.18);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.btn-night:hover{border-color:rgba(255,255,255,.28);color:#fff;transform:translateY(-2px);box-shadow:0 12px 30px -14px rgba(91,141,239,.5)}
.btn-light{
  background:#fff;color:#1a2340;
  box-shadow:0 14px 34px -14px rgba(0,0,0,.6);
}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 20px 44px -16px rgba(0,0,0,.65)}
.btn-light:hover svg{transform:translateX(3px)}
.btn-sm{padding:10px 22px;font-size:.85rem}

/* =========================================================
   Header（夜⇔昼テーマ切替）
   ========================================================= */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  height:var(--header-h);
  background:rgba(10,11,16,.55);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:border-color .4s,box-shadow .4s,background .4s;
}
.site-header.is-scrolled{
  border-bottom-color:var(--border);
  box-shadow:0 4px 24px -12px rgba(0,0,0,.5);
}
.header-inner{
  height:100%;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:inline-flex;align-items:center;gap:12px;color:#fff;transition:color .4s}
.brand-mark{height:30px;width:auto}
/* 全面ダークなので常に明色ロゴを使用 */
.mark-dark{display:none}
.mark-light{display:inline-block}
.brand-name{
  font-family:var(--font-en);font-weight:700;
  font-size:.95rem;letter-spacing:.16em;
}
.site-nav{display:flex;align-items:center;gap:34px}
.site-nav a:not(.btn){
  font-size:.9rem;font-weight:500;color:var(--ink-2);
  position:relative;padding:6px 0;
  transition:color .3s;
}
.site-nav a:not(.btn)::after{
  content:"";position:absolute;left:0;bottom:0;
  width:100%;height:2px;border-radius:2px;
  background:var(--grad);
  transform:scaleX(0);transform-origin:left;
  transition:transform .3s var(--ease);
}
.site-nav a:not(.btn):hover{color:var(--ink)}
.site-nav a:not(.btn):hover::after{transform:scaleX(1)}

/* 夜テーマ（ヒーロー上空） */
.site-header.on-night{background:rgba(11,9,18,.55)}
.site-header.on-night.is-scrolled{border-bottom-color:rgba(255,255,255,.08);box-shadow:0 4px 24px -12px rgba(0,0,0,.4)}
.site-header.on-night .brand{color:#fff}
.site-header.on-night .site-nav a:not(.btn){color:var(--night-dim)}
.site-header.on-night .site-nav a:not(.btn):hover{color:#fff}
.site-header.on-night .nav-toggle span{background:#fff}

.nav-toggle{display:none;position:relative;width:44px;height:44px;border-radius:12px}
.nav-toggle span{
  position:absolute;left:11px;width:22px;height:2px;border-radius:2px;
  background:var(--ink);transition:transform .3s var(--ease),top .3s var(--ease),background .4s;
}
.nav-toggle span:nth-child(1){top:17px}
.nav-toggle span:nth-child(2){top:25px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){top:21px;transform:rotate(-45deg)}

/* =========================================================
   Hero（夜のシネマ）
   ========================================================= */
.hero{
  position:relative;
  min-height:100svh;
  display:flex;align-items:center;
  padding-top:var(--header-h);
  overflow:hidden;
  /* 背景は全体の Aurora mesh。ヒーローは透過して mesh を見せる */
  background:transparent;
  color:var(--night-text);
}
.hero-bg{position:absolute;inset:0;pointer-events:none;will-change:transform}
.hero-glow{position:absolute;border-radius:50%}
.hero-glow-core{
  width:min(40vw,520px);aspect-ratio:1;
  right:6%;top:22%;
  background:radial-gradient(closest-side,rgba(91,141,239,.30),rgba(139,91,239,.12) 55%,transparent 72%);
  animation:breath 7s ease-in-out infinite;
}
.hero-glow-wide{
  width:min(80vw,1100px);aspect-ratio:1;
  right:-18%;top:-28%;
  background:radial-gradient(closest-side,rgba(47,214,196,.14),rgba(91,141,239,.05) 55%,transparent 75%);
}
@keyframes breath{
  0%,100%{transform:scale(1);opacity:1}
  50%{transform:scale(1.08);opacity:.85}
}
.hero-stars{position:absolute;inset:0}
.hero-stars i{
  position:absolute;border-radius:50%;
  background:#fff;
  animation:twinkle var(--tw,3s) ease-in-out infinite;
  animation-delay:var(--twd,0s);
}
@keyframes twinkle{
  0%,100%{opacity:var(--o,.5)}
  50%{opacity:.08}
}
.hero-mono{
  position:absolute;
  width:min(30vw,380px);height:auto;
  right:7%;top:50%;translate:0 -50%;
  opacity:.13;
  filter:drop-shadow(0 0 50px rgba(91,141,239,.5));
}
.hero-mono-ring{
  position:absolute;
  width:min(46vw,600px);aspect-ratio:1;
  right:calc(7% - 8vw);top:50%;translate:0 -50%;
  border-radius:50%;
  border:1px solid rgba(139,91,239,.16);
  box-shadow:inset 0 0 0 62px transparent, 0 0 0 1px transparent;
}
.hero-mono-ring::after{
  content:"";position:absolute;inset:15%;border-radius:50%;
  border:1px solid rgba(47,214,196,.12);
}
.hero-horizon{
  position:absolute;left:0;right:0;bottom:-2px;height:34vh;
  background:linear-gradient(180deg,transparent 0%,rgba(47,214,196,.10) 55%,rgba(91,141,239,.20) 100%);
  transform-origin:bottom center;
}
/* 地平線の気配（中央がほのかに明るい・JSでゆっくり明滅） */
.hero-horizon::after{
  content:"";position:absolute;inset:auto 0 0 0;height:100%;
  background:radial-gradient(58% 92% at 50% 100%,rgba(91,141,239,.26),rgba(139,91,239,.10) 55%,transparent 78%);
}

.hero-inner{position:relative;width:100%;padding-block:64px 140px}
.hero-title{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(2.55rem,6.4vw,5rem);
  line-height:1.22;letter-spacing:.015em;
  margin-top:26px;color:#fff;
}
.mask-line{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.mask-line>span{display:inline-block;translate:0 112%;animation:lineUp .95s var(--ease) forwards;animation-delay:var(--d,0s)}
@keyframes lineUp{to{translate:0 0}}
/* シネマ時：行アニメを止めてJSの一字ずつ演出に引き継ぐ */
.mask-line>span.is-split{animation:none;translate:0 0}
.hero-title .ch{display:inline-block;will-change:transform,opacity}

.hero-lead{
  margin-top:30px;
  font-size:clamp(.95rem,1.35vw,1.08rem);
  line-height:2.15;color:var(--night-dim);
  font-weight:500;
}
.hero-actions{margin-top:40px;display:flex;flex-wrap:wrap;gap:16px}

/* 会社名マーキー（ヒーロー下端） */
.hero-marquee{
  position:absolute;left:0;right:0;bottom:0;
  overflow:hidden;padding-block:18px 26px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.marquee-track{display:flex;width:max-content;animation:marq 30s linear infinite}
.marquee-track span{
  font-family:var(--font-en);font-weight:700;
  font-size:clamp(1.6rem,3.2vw,2.6rem);
  letter-spacing:.06em;white-space:nowrap;
  color:transparent;
  -webkit-text-stroke:1px rgba(255,255,255,.16);
}
@keyframes marq{to{transform:translateX(-50%)}}

.scroll-cue{
  position:absolute;left:24px;bottom:96px;
  display:flex;flex-direction:column;align-items:center;gap:10px;
}
.scroll-cue span{
  font-family:var(--font-en);font-size:.62rem;font-weight:600;
  letter-spacing:.28em;color:var(--night-dim);
  writing-mode:vertical-rl;
}
.scroll-cue i{
  width:1px;height:56px;background:rgba(255,255,255,.16);
  position:relative;overflow:hidden;
}
.scroll-cue i::after{
  content:"";position:absolute;left:0;top:-40%;
  width:100%;height:40%;background:var(--accent-glow);
  animation:cueDrop 2.1s var(--ease) infinite;
}
@keyframes cueDrop{
  0%{top:-40%}
  70%,100%{top:110%}
}

/* Hero 出現ステップ */
.hero-step{
  opacity:0;translate:0 18px;
  animation:stepIn .7s var(--ease) forwards;
  animation-delay:var(--d,0s);
}
@keyframes stepIn{to{opacity:1;translate:0 0}}

/* =========================================================
   ステートメント（夜明け）
   ※基本状態＝夜明け後（白・ink）。JSシネマ時に夜から明転。
   ========================================================= */
.statement{
  position:relative;overflow:hidden;
  min-height:100svh;
  display:flex;align-items:center;
  background:var(--bg);
  padding-block:120px;
}
.dawn-glow{
  position:absolute;left:50%;bottom:-30%;translate:-50% 0;
  width:130vw;height:80vh;pointer-events:none;
  background:radial-gradient(50% 60% at 50% 100%,rgba(91,141,239,.28),rgba(47,214,196,.12) 55%,transparent 75%);
  opacity:0;
}
.statement-inner{position:relative;max-width:980px}
.statement-text{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(1.9rem,4.6vw,3.4rem);
  line-height:1.6;letter-spacing:.02em;
  margin-top:34px;color:var(--ink);
}
.statement-sub{
  font-family:var(--font-head);font-weight:700;
  font-size:clamp(1.05rem,2vw,1.5rem);
  line-height:1.9;color:var(--ink-2);
  margin-top:26px;
}
.st-w{display:inline-block}

/* =========================================================
   セクション共通（昼）
   ========================================================= */
.section{padding-block:120px}
.sec-head{margin-bottom:56px}
.sec-head h2{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(1.7rem,3.4vw,2.6rem);
  line-height:1.5;letter-spacing:.02em;
  margin-top:16px;
}
.sec-lead{margin-top:18px;color:var(--ink-2);max-width:640px}

.reveal{opacity:0;translate:0 18px;transition:opacity .6s var(--ease),translate .6s var(--ease)}
.reveal.is-in{opacity:1;translate:0 0}
/* シネマ時：CSS版revealを止めてGSAP(batch stagger)へ引き継ぐ */
body.gsap-motion .reveal{transition:none;translate:0 0;opacity:1}

/* 見出し下の“描かれる”ライン（シネマ時にJSが挿入） */
.sec-rule{display:block;width:120px;height:12px;margin-top:16px}

/* 背景の浮遊オーブ（奥行き用・シネマ時にJSが挿入） */
.bg-orb{position:absolute;border-radius:50%;pointer-events:none;z-index:0}
.business,.reasons,.news,.leaders{position:relative;overflow:hidden}
.business>.container,.reasons>.container,.news>.container,.leaders>.container{position:relative;z-index:1}

/* =========================================================
   数字（昼の始まり）
   ========================================================= */
.stats{background:transparent;padding-top:20px}
.stats-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--border);
}
.stat{
  padding:44px 28px 40px;
  border-bottom:1px solid var(--border);
  position:relative;
}
.stat+.stat::before{
  content:"";position:absolute;left:0;top:28px;bottom:28px;
  width:1px;background:var(--border);
}
.stat:nth-child(1){transition-delay:.02s}
.stat:nth-child(2){transition-delay:.1s}
.stat:nth-child(3){transition-delay:.18s}
.stat:nth-child(4){transition-delay:.26s}
.stat-num{
  font-family:var(--font-en);font-weight:700;
  font-size:clamp(3rem,5.4vw,4.4rem);
  line-height:1.1;letter-spacing:-.01em;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-num-text{font-family:var(--font-head);letter-spacing:.04em}
.stat-label{
  margin-top:10px;font-weight:700;font-size:.95rem;
}
.stat-label em{
  display:block;font-style:normal;
  font-family:var(--font-en);font-weight:600;
  font-size:.62rem;letter-spacing:.2em;color:var(--ink-3);
  margin-top:6px;text-transform:uppercase;
}

/* =========================================================
   事業5社（ベントー）
   ========================================================= */
.business{background:transparent}
.biz-grid{
  display:grid;gap:20px;
  grid-template-columns:repeat(2,1fr);
  grid-template-areas:
    "a a"
    "b c";
}
.biz-a{grid-area:a}
.biz-b{grid-area:b}
.biz-c{grid-area:c}

.biz-card{
  position:relative;overflow:hidden;
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--radius);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:34px 32px 30px;
  box-shadow:var(--shadow-sm);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s;
}
.biz-card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:var(--grad);
  transform:scaleX(0);transform-origin:left;
  transition:transform .45s var(--ease);
}
.biz-card:hover{
  transform:translateY(-6px);
  box-shadow:var(--shadow-md),0 0 40px -18px rgba(91,141,239,.7);
  border-color:rgba(255,255,255,.18);
}
.biz-card:hover::before{transform:scaleX(1)}
.biz-index{
  position:absolute;top:26px;right:28px;
  font-family:var(--font-en);font-weight:700;font-size:.8rem;
  letter-spacing:.14em;color:var(--ink-3);
}
.biz-badge{
  display:inline-block;
  font-size:.68rem;font-weight:700;letter-spacing:.08em;
  color:#fff;background:var(--grad);
  border-radius:999px;padding:4px 14px;
  margin-bottom:12px;
}
.biz-icon{
  height:36px;display:flex;align-items:center;
  color:var(--accent);
  margin-bottom:18px;
}
.biz-icon svg{width:32px;height:32px;stroke-width:1.6}
.biz-card h3{
  font-family:var(--font-head);font-weight:700;
  font-size:1.3rem;line-height:1.45;letter-spacing:.02em;
}
.biz-en{
  font-family:var(--font-en);font-weight:600;
  font-size:.66rem;letter-spacing:.22em;color:var(--accent);
  margin-top:8px;
}
.biz-desc{margin-top:14px;font-size:.92rem;line-height:1.95;color:var(--ink-2)}
.biz-tags{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}
.biz-tags span{
  font-size:.74rem;font-weight:500;color:var(--ink-2);
  border:1px solid var(--border);border-radius:999px;
  padding:4px 12px;background:var(--bg);
}
.biz-a h3{font-size:1.6rem}
.biz-a .biz-desc{max-width:520px}

/* =========================================================
   指標（控えめな一行・4タイルの代替）
   ========================================================= */
.figures-sec{background:transparent;padding-block:clamp(56px,8vw,88px) 0}
.figures{
  display:flex;flex-wrap:wrap;align-items:flex-end;
  background:var(--glass);
  border:1px solid var(--border);border-radius:18px;
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  overflow:hidden;
}
.figure{
  flex:1 1 0;min-width:132px;
  display:flex;align-items:baseline;gap:12px;
  padding:26px 26px;position:relative;
}
.figure+.figure::before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:1px;background:var(--border)}
.figure-num{
  font-family:var(--font-en);font-weight:800;
  font-size:clamp(2rem,3.1vw,2.7rem);line-height:1;letter-spacing:-.01em;
  background:linear-gradient(120deg,#fff,#9FB0E8);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.figure-lead .figure-num{font-family:var(--font-head);font-weight:900;font-size:clamp(1.5rem,2.3vw,2rem)}
.figure-label{font-weight:700;font-size:.92rem;color:var(--ink);line-height:1.5}
.figure-label em{
  display:block;font-style:normal;font-family:var(--font-en);font-weight:600;
  font-size:.6rem;letter-spacing:.16em;color:var(--accent);margin-top:6px;
}

/* =========================================================
   事業：ディビジョン（地平線タイムライン）
   ========================================================= */
.divisions{--pl:clamp(30px,4.5vw,54px);position:relative;margin-top:4px;padding-left:var(--pl)}
.divisions-line{
  position:absolute;left:calc(var(--pl)/2 - 1px);top:16px;bottom:22px;width:2px;border-radius:2px;
  background:var(--border);overflow:hidden;
}
.divisions-line i{
  position:absolute;inset:0;transform-origin:top;
  background:linear-gradient(180deg,var(--accent-soft) 0%,var(--rose) 42%,rgba(139,91,239,0) 100%);
}
.division{
  position:relative;
  display:grid;grid-template-columns:0.9fr 1.1fr;gap:8px 52px;
  padding:42px 0;border-top:1px solid var(--border);align-items:start;
  transition:transform .4s var(--ease);
}
.division:first-child{border-top:0;padding-top:14px}
.division:last-child{padding-bottom:6px}
.division-node{
  position:absolute;top:52px;left:calc(var(--pl)/-2 - 6px);
  width:13px;height:13px;border-radius:50%;background:var(--grad);
  box-shadow:0 0 0 5px var(--bg-soft),0 0 0 6px var(--border);
  transition:box-shadow .4s var(--ease);
}
.division:first-child .division-node{top:24px}
.division:hover{transform:translateX(4px)}
.division:hover .division-node{box-shadow:0 0 0 5px var(--bg-soft),0 0 0 6px var(--accent-soft)}
.division-en{font-family:var(--font-en);font-weight:600;font-size:.72rem;letter-spacing:.2em;color:var(--accent)}
.division-head h3{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(1.45rem,2.7vw,2.05rem);line-height:1.35;letter-spacing:.01em;margin-top:12px;
}
.division-tag{
  display:inline-block;vertical-align:middle;margin-left:12px;transform:translateY(-3px);
  font-family:var(--font-body);font-weight:700;font-size:.64rem;letter-spacing:.08em;
  color:#fff;background:var(--grad);border-radius:999px;padding:3px 11px;
}
.division-desc{color:var(--ink-2);line-height:2;max-width:560px}
.division-keys{margin-top:16px;font-size:.82rem;letter-spacing:.03em;color:var(--ink-3);font-weight:500}
.division-keys i{font-style:normal;color:var(--accent-soft);margin:0 .55em}

/* =========================================================
   選ばれる理由：編集的な2カラム（左見出し固定＋番号リスト）
   ========================================================= */
.reasons-split{display:grid;grid-template-columns:0.82fr 1.18fr;gap:32px 64px;align-items:start}
.reasons-aside{position:sticky;top:calc(var(--header-h) + 46px);margin-bottom:0}
.reasons-list{border-top:1px solid var(--border)}
.reason-row{
  display:grid;grid-template-columns:auto 1fr;gap:34px;
  padding:38px 0;border-bottom:1px solid var(--border);align-items:start;
  transition:padding .4s var(--ease);
}
.reason-row:last-child{border-bottom:0}
.reason-k{
  font-family:var(--font-en);font-weight:700;font-size:clamp(2.6rem,4vw,3.6rem);line-height:.9;
  color:transparent;-webkit-text-stroke:1.4px var(--accent-soft);
}
.reason-row:hover{padding-left:12px}
.reason-c h3{font-family:var(--font-head);font-weight:700;font-size:clamp(1.3rem,2vw,1.55rem);letter-spacing:.02em;margin-top:6px}
.reason-c p{margin-top:14px;color:var(--ink-2);line-height:2.05;font-size:.96rem;max-width:52ch}

/* =========================================================
   CEO
   ========================================================= */
.ceo{background:transparent}
.ceo-inner{
  display:grid;grid-template-columns:5fr 7fr;gap:72px;
  align-items:start;
}
.ceo-visual{position:sticky;top:calc(var(--header-h) + 40px)}
.ceo-photo{
  aspect-ratio:4/5;border-radius:var(--radius);
  background:
    radial-gradient(120% 100% at 28% 0%,rgba(91,141,239,.22),transparent 52%),
    linear-gradient(165deg,#0C0E17 0%,#12162A 60%,#14182A 100%);
  display:grid;place-items:center;
  overflow:hidden;
  box-shadow:var(--shadow-md);
}
.ceo-photo svg,.ceo-photo img{width:42%;height:auto;opacity:.9}
.ceo-visual figcaption{
  display:flex;align-items:baseline;gap:14px;margin-top:18px;
}
.ceo-name{font-family:var(--font-head);font-weight:700;font-size:1.15rem}
.ceo-role{font-size:.8rem;color:var(--ink-3)}
.ceo-text p{
  color:var(--ink-2);line-height:2.2;
}
.ceo-text p+p{margin-top:26px}
.ceo-text p:first-child{
  color:var(--ink);font-weight:500;
}

/* =========================================================
   各社代表（社長ラインナップ）
   ========================================================= */
.leaders{background:transparent}
.leaders-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.leader:nth-child(2){transition-delay:.08s}
.leader:nth-child(3){transition-delay:.16s}
.leader-photo{
  position:relative;aspect-ratio:4/5;border-radius:18px;overflow:hidden;
  background:
    radial-gradient(120% 100% at 30% 0%,rgba(91,141,239,.20),transparent 52%),
    linear-gradient(165deg,#0C0E17 0%,#101427 60%,#14182A 100%);
  border:1px solid var(--border);
  box-shadow:var(--shadow-md);
  transition:box-shadow .5s var(--ease),border-color .5s;
}
.leader:hover .leader-photo{border-color:rgba(255,255,255,.16);box-shadow:var(--shadow-md),0 0 46px -18px rgba(91,141,239,.75)}
.leader-ph{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 24%;
  transition:scale 1s var(--ease),filter .6s var(--ease);
}
.leader-photo::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,transparent 38%,rgba(9,7,14,.86) 100%);
  transition:background .5s var(--ease);
}
.leader-co{
  position:absolute;top:18px;left:20px;z-index:2;
  font-family:var(--font-en);font-weight:600;font-size:.66rem;letter-spacing:.14em;color:var(--accent-glow);
}
.leader-cap{position:absolute;left:22px;right:22px;bottom:20px;z-index:2}
.leader-name{font-family:var(--font-head);font-weight:700;font-size:1.5rem;color:#fff;letter-spacing:.04em}
.leader-en{
  margin-top:8px;display:flex;align-items:center;gap:12px;
  font-family:var(--font-en);font-weight:600;font-size:.62rem;letter-spacing:.14em;color:rgba(255,255,255,.55);
}
.leader-en span{display:inline-flex;align-items:center;color:var(--accent-glow)}
.leader-en span::before{content:"";width:14px;height:1px;background:var(--accent-glow);margin-right:9px}
.leader-photo::before{
  content:"";position:absolute;left:22px;bottom:0;z-index:3;height:3px;width:0;
  background:var(--grad);transition:width .55s var(--ease);
}
.leader-photo:hover .leader-ph{scale:1.05}
.leader-photo:hover::after{background:linear-gradient(180deg,rgba(91,141,239,.14) 0%,rgba(6,7,11,.9) 100%)}
.leader-photo:hover::before{width:58px}

/* =========================================================
   選ばれる理由
   ========================================================= */
.reasons{background:transparent}
.reasons-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.reason{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--radius);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:36px 32px;
  box-shadow:var(--shadow-sm);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s;
}
.reason:hover{transform:translateY(-4px);border-color:rgba(255,255,255,.16);box-shadow:var(--shadow-md),0 0 36px -18px rgba(91,141,239,.6)}
.reason:nth-child(2){transition-delay:.08s}
.reason:nth-child(3){transition-delay:.16s}
.reason-num{
  font-family:var(--font-en);font-weight:700;
  font-size:.8rem;letter-spacing:.16em;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.reason h3{
  font-family:var(--font-head);font-weight:700;
  font-size:1.25rem;margin-top:14px;letter-spacing:.02em;
}
.reason p{margin-top:12px;font-size:.92rem;line-height:2;color:var(--ink-2)}

/* =========================================================
   ニュース
   ========================================================= */
.news{background:transparent}
.news-list{border-top:1px solid var(--border)}
.news-list li{border-bottom:1px solid var(--border)}
.news-list li:nth-child(2){transition-delay:.07s}
.news-list li:nth-child(3){transition-delay:.14s}
.news-list a{
  position:relative;
  display:flex;align-items:center;gap:30px;
  padding:28px 10px;
  transition:padding .4s var(--ease);
}
.news-list a::after{
  content:"";position:absolute;left:0;bottom:-1px;height:2px;width:0;
  background:var(--grad);transition:width .55s var(--ease);z-index:1;
}
.news-list a:hover{padding-left:20px;background:rgba(255,255,255,.03)}
.news-list a:hover::after{width:100%}
.news-thumb{
  width:132px;height:84px;flex-shrink:0;
  object-fit:cover;border-radius:12px;
  border:1px solid var(--border);
  transition:transform .5s var(--ease),filter .5s;
}
.news-list a:hover .news-thumb{transform:scale(1.05)}
.news-list time{
  font-family:var(--font-en-body);font-size:.85rem;
  letter-spacing:.04em;color:var(--ink-3);
  flex-shrink:0;
}
.news-tag{
  flex-shrink:0;
  font-size:.7rem;font-weight:700;color:var(--accent-soft);
  border:1px solid rgba(47,214,196,.34);border-radius:999px;
  padding:3px 12px;background:rgba(47,214,196,.08);
}
.news-title{
  font-size:1.08rem;font-weight:700;letter-spacing:.01em;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
  transition:color .3s;
}
.news-list a:hover .news-title{color:#8FB0FF}
.news-list svg{
  width:14px;height:14px;margin-left:auto;flex-shrink:0;
  color:var(--ink-3);
  transition:transform .3s var(--ease),color .3s;
}
.news-list a:hover svg{transform:translateX(4px);color:var(--accent)}

/* =========================================================
   SYSTEM（トップの導線バンド＋system.html）
   ========================================================= */
/* トップページ：SYSTEMバンド */
.sysband{background:transparent;padding-bottom:120px}
.sysband-card{
  position:relative;overflow:hidden;
  border-radius:calc(var(--radius) + 8px);
  background:linear-gradient(150deg,#131022 0%,#1C1830 55%,#241B34 100%);
  color:#fff;
  padding:64px 64px 60px;
}
.sysband-glow{
  position:absolute;inset:-30%;pointer-events:none;
  background:
    radial-gradient(34% 40% at 78% 30%,rgba(91,141,239,.30),transparent 70%),
    radial-gradient(30% 36% at 22% 76%,rgba(139,91,239,.24),transparent 70%);
}
.sysband-inner{position:relative;max-width:640px}
.sysband .eyebrow{color:var(--accent-soft)}
.sysband h2{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(1.5rem,2.8vw,2.2rem);
  line-height:1.6;letter-spacing:.02em;
  margin-top:14px;
}
.sysband p{margin-top:16px;color:var(--ink-2);font-size:.93rem;line-height:2.05}
.sysband-tags{margin-top:22px;display:flex;flex-wrap:wrap;gap:8px}
.sysband-tags span{
  font-size:.76rem;font-weight:500;color:#F0E6DC;
  border:1px solid rgba(255,255,255,.28);border-radius:999px;
  padding:5px 14px;background:rgba(255,255,255,.06);
}
.sysband .btn{margin-top:30px}

/* system.html：サブヒーロー */
.sys-hero{
  position:relative;overflow:hidden;
  padding:calc(var(--header-h) + 96px) 0 96px;
  background:
    radial-gradient(52% 42% at 82% 12%,rgba(91,141,239,.16),transparent 70%),
    radial-gradient(46% 40% at 12% 30%,rgba(47,214,196,.10),transparent 70%);
}
.sys-hero-title{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(2rem,4.6vw,3.4rem);
  line-height:1.4;letter-spacing:.015em;
  margin-top:22px;
}
.sys-hero .text-dawn{background:var(--grad);-webkit-background-clip:text;background-clip:text}
.sys-hero-lead{
  margin-top:26px;color:var(--ink-2);
  font-size:clamp(.93rem,1.3vw,1.02rem);line-height:2.15;font-weight:500;
}

/* system.html：実績グリッド */
.sys-works{background:transparent}
.sys-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.sys-card{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--radius);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:34px 32px 30px;
  box-shadow:var(--shadow-sm);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .4s;
}
.sys-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md),0 0 40px -18px rgba(91,141,239,.7);border-color:rgba(255,255,255,.18)}
.sys-card h3{
  font-family:var(--font-head);font-weight:700;
  font-size:1.25rem;letter-spacing:.02em;
}
.sys-more{
  margin-top:36px;text-align:center;
  color:var(--ink-2);font-size:.93rem;line-height:2.1;
}
.sys-why{background:transparent}

/* system.html：進め方 */
.sys-flow{background:transparent}
.sys-steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  counter-reset:none;
}
.sys-steps li{
  position:relative;
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:var(--radius);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:30px 26px 28px;
  box-shadow:var(--shadow-sm);
}
.sys-steps li:not(:last-child)::after{
  content:"";position:absolute;top:50%;right:-16px;
  width:12px;height:12px;
  border-top:2px solid var(--accent-soft);border-right:2px solid var(--accent-soft);
  transform:translateY(-50%) rotate(45deg);
}
.sys-step-num{
  font-family:var(--font-en);font-weight:700;font-size:.8rem;letter-spacing:.16em;
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.sys-steps h3{
  font-family:var(--font-head);font-weight:700;font-size:1.1rem;
  margin-top:12px;letter-spacing:.02em;
}
.sys-steps p{margin-top:10px;font-size:.88rem;line-height:1.95;color:var(--ink-2)}

/* ---------- ニュース詳細モーダル ---------- */
.news-modal{
  position:fixed;inset:0;z-index:200;
  display:grid;place-items:center;padding:24px;
}
.news-modal[hidden]{display:none}
.news-modal-backdrop{
  position:absolute;inset:0;
  background:rgba(11,9,18,.62);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  animation:fadeIn .3s ease-out;
}
.news-modal-panel{
  position:relative;
  width:min(720px,100%);
  max-height:min(86vh,860px);
  overflow:auto;overscroll-behavior:contain;
  background:rgba(14,16,26,.92);
  border:1px solid var(--border);border-radius:24px;
  -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
  box-shadow:0 40px 90px -30px rgba(0,0,0,.75);
  animation:modalIn .45s var(--ease);
}
@keyframes fadeIn{from{opacity:0}}
@keyframes modalIn{from{opacity:0;transform:translateY(26px) scale(.97)}}
.news-modal-close{
  position:absolute;top:16px;right:16px;z-index:2;
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(11,9,18,.55);color:#fff;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  transition:background .3s,transform .3s var(--ease);
}
.news-modal-close:hover{background:var(--accent);transform:rotate(90deg)}
.news-modal-close svg{width:15px;height:15px}
.news-modal-media{
  aspect-ratio:16/9;overflow:hidden;
  background:var(--bg-dawn);
}
.news-modal-media img{width:100%;height:100%;object-fit:cover}
.news-modal-media img.is-contain{object-fit:contain}
.news-modal-body{padding:34px 40px 44px}
.news-modal-meta{display:flex;align-items:center;gap:14px}
.news-modal-meta time{
  font-family:var(--font-en-body);font-size:.85rem;
  letter-spacing:.04em;color:var(--ink-3);
}
.news-modal-body h3{
  font-family:var(--font-head);font-weight:900;
  font-size:1.4rem;line-height:1.65;letter-spacing:.02em;
  margin-top:14px;
}
.news-modal-text{margin-top:18px;color:var(--ink-2);font-size:.95rem;line-height:2.15}
.news-modal-text p+p{margin-top:16px}
.news-modal-text .news-score{
  background:var(--bg-soft);border:1px solid var(--border);
  border-radius:var(--radius-sm);padding:16px 20px;
  color:var(--ink);font-weight:500;
}
.news-modal-text .news-sign{text-align:right;color:var(--ink);font-weight:700}

/* =========================================================
   CTA（夕暮れの紫）
   ========================================================= */
.cta{
  position:relative;overflow:hidden;
  padding-block:130px;
  background:linear-gradient(180deg,transparent 0%,rgba(12,14,23,.55) 100%);
  color:#fff;text-align:center;
}
.cta-aurora{
  position:absolute;inset:-40%;
  background:
    radial-gradient(38% 42% at 30% 60%,rgba(91,141,239,.42),transparent 70%),
    radial-gradient(34% 38% at 72% 34%,rgba(139,91,239,.42),transparent 70%),
    radial-gradient(30% 34% at 58% 76%,rgba(47,214,196,.30),transparent 70%);
  animation:aurora 16s ease-in-out infinite alternate;
  pointer-events:none;
}
@keyframes aurora{
  0%{transform:rotate(0deg) scale(1)}
  100%{transform:rotate(8deg) scale(1.12)}
}
.cta-inner{position:relative}
.cta-eyebrow{color:var(--accent-soft)}
.cta h2{
  font-family:var(--font-head);font-weight:900;
  font-size:clamp(1.8rem,3.8vw,2.9rem);
  line-height:1.5;letter-spacing:.02em;
  margin-top:18px;
}
.cta-lead{margin-top:18px;color:var(--ink-2);font-size:.95rem}
.cta .btn{margin-top:38px}

/* お問い合わせフォーム */
.contact-form{
  max-width:620px;margin:40px auto 0;
  background:rgba(255,255,255,.045);
  border:1px solid var(--border);border-radius:22px;
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  padding:38px 40px 32px;
  box-shadow:0 30px 70px -28px rgba(0,0,0,.7);
  text-align:left;
}
.cf-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cf-field{
  display:block;margin-top:18px;
  font-size:.82rem;font-weight:700;color:var(--ink-2);
}
.cf-grid .cf-field{margin-top:0}
.cf-field em{color:var(--accent);font-style:normal}
.cf-field input,.cf-field textarea{
  display:block;width:100%;margin-top:8px;
  font-family:inherit;font-size:.95rem;color:var(--ink);
  background:rgba(255,255,255,.03);
  border:1px solid var(--border);border-radius:12px;
  padding:12px 14px;
  transition:border-color .25s,box-shadow .25s,background .25s;
}
.cf-field textarea{resize:vertical;min-height:104px;line-height:1.8}
.cf-field input::placeholder,.cf-field textarea::placeholder{color:var(--ink-3)}
.cf-field input:focus,.cf-field textarea:focus{
  outline:none;background:rgba(255,255,255,.06);
  border-color:var(--accent-soft);
  box-shadow:0 0 0 3px rgba(47,214,196,.2);
}
.cf-submit{margin-top:22px;width:100%;justify-content:center}
.cf-note{margin-top:16px;font-size:.78rem;line-height:1.8;color:var(--ink-3);text-align:center}
.cf-note a{color:var(--accent);border-bottom:1px solid transparent;transition:border-color .2s}
.cf-note a:hover{border-color:var(--accent)}
.cf-ok{
  margin-top:20px;padding:16px 18px;border-radius:12px;
  background:rgba(47,214,196,.08);border:1px solid rgba(47,214,196,.34);
  color:var(--accent-soft);font-weight:700;font-size:.9rem;text-align:center;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{
  background:var(--night);color:#CFCAD9;
  padding-top:88px;
}
.footer-inner{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:48px;
  padding-bottom:72px;
}
.footer-logo{color:#fff}
.footer-tagline{
  margin-top:22px;font-size:.9rem;line-height:2.1;color:#A79FB8;
}
.footer-mail{
  display:inline-block;margin-top:18px;
  font-family:var(--font-en-body);font-size:.9rem;letter-spacing:.02em;
  color:#fff;border-bottom:1px solid rgba(255,255,255,.3);
  padding-bottom:2px;transition:border-color .25s,color .25s;
}
.footer-mail:hover{color:var(--accent-glow);border-color:var(--accent-glow)}
.footer-col h2{
  font-family:var(--font-en);font-size:.72rem;font-weight:600;
  letter-spacing:.26em;color:#8E86A3;
  margin-bottom:22px;text-transform:uppercase;
}
.footer-col a{
  display:block;font-size:.88rem;padding-block:7px;
  color:#CFCAD9;transition:color .25s,translate .25s var(--ease);
}
.footer-col a:hover{color:#fff;translate:4px 0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding-block:26px;
}
.footer-bottom p{
  font-family:var(--font-en-body);
  font-size:.75rem;letter-spacing:.06em;color:#8E86A3;
}

/* =========================================================
   ハイテク演出：カーソル / 進捗 / グレイン / 生きた夜明け
   ========================================================= */
.scroll-progress{position:fixed;inset:0 0 auto 0;height:3px;z-index:300;pointer-events:none}
.scroll-progress i{display:block;height:100%;width:0;background:var(--grad);box-shadow:0 0 14px rgba(47,214,196,.55)}

.cursor{position:fixed;top:0;left:0;z-index:400;pointer-events:none;opacity:0;transition:opacity .3s}
body.has-cursor{cursor:none}
body.has-cursor a,body.has-cursor button,body.has-cursor [data-magnetic],body.has-cursor input,body.has-cursor textarea,body.has-cursor label{cursor:none}
body.has-cursor .cursor{opacity:1}
.cursor-dot{position:absolute;top:0;left:0;width:7px;height:7px;border-radius:50%;background:var(--accent-soft);transform:translate(-50%,-50%);transition:opacity .3s}
.cursor-ring{position:absolute;top:0;left:0;width:36px;height:36px;border-radius:50%;border:1.5px solid rgba(91,141,239,.55);transform:translate(-50%,-50%);transition:width .35s var(--ease),height .35s var(--ease),background .35s,border-color .35s}
body.cursor-hover .cursor-ring{width:66px;height:66px;background:rgba(91,141,239,.12);border-color:rgba(91,141,239,.35)}
body.cursor-hover .cursor-dot{opacity:0}

.grain{position:absolute;inset:0;z-index:2;pointer-events:none;opacity:.4;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  animation:grainshift 5s steps(5) infinite}
@keyframes grainshift{0%{background-position:0 0}20%{background-position:-30px 10px}40%{background-position:20px -20px}60%{background-position:-10px 25px}80%{background-position:25px 5px}100%{background-position:0 0}}
/* mesh がヒーロー背景を担うため canvas は非表示（JSは無害なので据え置き） */
.dawn-canvas{display:none}

.hero-title{font-size:clamp(2.9rem,7vw,5.9rem);line-height:1.12;letter-spacing:.006em}

/* =========================================================
   事業ショーケース（横スクロール・シネマ）
   ========================================================= */
.showcase{position:relative;overflow:hidden;color:var(--night-text);
  background:radial-gradient(120% 120% at 82% 8%,rgba(30,26,64,.55) 0%,transparent 55%),linear-gradient(180deg,rgba(6,7,11,.45) 0%,rgba(10,12,22,.8) 100%)}
.showcase .eyebrow{color:var(--accent-soft)}
.showcase-track{display:flex;flex-direction:column}
.panel{position:relative;padding:76px 24px}
.panel-intro-title{font-family:var(--font-head);font-weight:900;font-size:clamp(2rem,4.6vw,3.5rem);line-height:1.3;color:#fff;margin-top:14px;letter-spacing:.01em}
.panel-intro-lead{margin-top:22px;color:var(--night-dim);line-height:2;max-width:34ch}
.showcase-hint{margin-top:34px;display:inline-flex;align-items:center;gap:12px;font-family:var(--font-en);font-weight:600;font-size:.68rem;letter-spacing:.28em;color:var(--night-dim)}
.showcase-hint i{width:44px;height:1px;background:var(--accent-soft);display:inline-block;transform-origin:left;animation:hintline 1.8s var(--ease) infinite}
@keyframes hintline{0%,100%{transform:scaleX(.35);opacity:.5}50%{transform:scaleX(1);opacity:1}}
.company-panel{border-top:1px solid rgba(255,255,255,.08);background-size:cover;background-position:center}
.company-panel[data-company="01"]{background-image:url("../img/gen/biz-facility.jpg?v=cool")}
.company-panel[data-company="02"]{background-image:url("../img/gen/biz-construction.jpg?v=cool")}
.company-panel[data-company="03"]{background-image:url("../img/gen/biz-hr.jpg?v=cool")}
/* 暖色の実写を寒色側へ寄せる：青黒のダークグラデ＋うっすらブルーの被膜 */
.company-panel::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    linear-gradient(90deg,rgba(6,8,20,.94) 0%,rgba(6,8,20,.66) 48%,rgba(6,8,20,.26) 100%),
    linear-gradient(180deg,rgba(6,8,20,.48) 0%,transparent 44%,rgba(6,8,20,.7) 100%),
    linear-gradient(120deg,rgba(47,90,196,.14),rgba(47,214,196,.06))}
.panel-ghost{display:none}
.panel-index{position:relative;z-index:1;display:block;font-family:var(--font-en);font-weight:700;
  font-size:clamp(2.4rem,5vw,4rem);color:transparent;-webkit-text-stroke:1.4px rgba(47,214,196,.6);letter-spacing:.02em}
.panel-body{position:relative;z-index:1;max-width:38ch;margin-top:18px}
.panel-en{font-family:var(--font-en);font-weight:600;font-size:.72rem;letter-spacing:.2em;color:var(--accent-soft)}
.company-panel h3{font-family:var(--font-head);font-weight:900;font-size:clamp(1.9rem,3.7vw,3rem);line-height:1.2;color:#fff;margin-top:12px}
.panel-tag{display:inline-block;margin-top:16px;font-weight:700;font-size:.66rem;letter-spacing:.08em;color:#fff;background:var(--grad);border-radius:999px;padding:4px 13px}
.panel-desc{margin-top:20px;color:var(--night-dim);line-height:2}
.panel-keys{margin-top:18px;font-size:.82rem;color:var(--night-dim);letter-spacing:.03em}
.panel-keys i{font-style:normal;color:var(--accent-soft);margin:0 .55em}

.showcase.is-horizontal .showcase-pin{height:100vh;overflow:hidden}
.showcase.is-horizontal .showcase-track{flex-direction:row;flex-wrap:nowrap;height:100vh;align-items:stretch;will-change:transform}
.showcase.is-horizontal .panel{flex:0 0 auto;width:min(62vw,700px);height:100vh;display:flex;flex-direction:column;justify-content:center;padding:0 clamp(44px,6vw,90px)}
.showcase.is-horizontal .company-panel{border-top:0;border-left:1px solid rgba(255,255,255,.09)}
.showcase.is-horizontal .panel-intro{width:min(52vw,600px)}

/* =========================================================
   SYSTEM（シネマ・ダーク）
   ========================================================= */
.sysx{position:relative;overflow:hidden;color:var(--night-text);
  background:radial-gradient(100% 90% at 14% 0%,rgba(27,22,52,.5) 0%,transparent 52%),linear-gradient(180deg,rgba(6,7,11,.4) 0%,rgba(10,12,22,.72) 100%);
  padding-block:clamp(88px,12vw,150px)}
.sysx .eyebrow{color:var(--accent-soft)}
.sysx-orb{position:absolute;top:-10%;right:-8%;width:min(50vw,620px);aspect-ratio:1;border-radius:50%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(91,141,239,.16),transparent 70%)}
.sysx-head{position:relative;max-width:720px}
.sysx-title{font-family:var(--font-head);font-weight:900;font-size:clamp(2rem,4.6vw,3.5rem);line-height:1.3;color:#fff;margin-top:16px;letter-spacing:.01em}
.sysx-lead{margin-top:22px;color:var(--night-dim);line-height:2;max-width:54ch}
.sysx-list{position:relative;margin-top:clamp(44px,6vw,72px);border-top:1px solid rgba(255,255,255,.1)}
.sysx-row{display:grid;grid-template-columns:auto 1fr auto;gap:36px;align-items:center;
  padding:30px 10px;border-bottom:1px solid rgba(255,255,255,.1);
  transition:padding .4s var(--ease),background .4s}
.sysx-row:hover{padding-left:24px;background:rgba(255,255,255,.035)}
.sysx-k{font-family:var(--font-en);font-weight:700;font-size:clamp(1.4rem,2.4vw,2rem);color:transparent;-webkit-text-stroke:1.3px rgba(47,214,196,.55)}
.sysx-c h3{font-family:var(--font-head);font-weight:700;font-size:clamp(1.35rem,2.3vw,1.85rem);color:#fff;line-height:1.3}
.sysx-en{margin-top:6px;font-family:var(--font-en);font-weight:600;font-size:.66rem;letter-spacing:.2em;color:var(--accent-soft)}
.sysx-note{color:var(--night-dim);font-size:.85rem;line-height:1.9;max-width:26ch;text-align:right}
.sysx-foot{margin-top:clamp(40px,5vw,58px);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px}
.sysx-foot p{color:var(--night-dim);line-height:2;font-size:.92rem}

/* =========================================================
   選ばれる理由（ダーク・テクニカル）
   ========================================================= */
.whyx{position:relative;overflow:hidden;color:var(--night-text);
  background:linear-gradient(180deg,rgba(6,7,11,.35) 0%,rgba(12,14,23,.7) 100%);
  padding-block:clamp(90px,12vw,150px)}
.whyx .eyebrow{color:var(--accent-soft)}
.whyx-grid{position:absolute;inset:0;pointer-events:none;opacity:.6;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(130% 75% at 50% 0%,#000,transparent 78%);
  mask-image:radial-gradient(130% 75% at 50% 0%,#000,transparent 78%)}
.whyx-head{position:relative;margin-bottom:clamp(40px,6vw,64px)}
.whyx-title{font-family:var(--font-head);font-weight:900;font-size:clamp(2rem,4.6vw,3.4rem);line-height:1.3;color:#fff;margin-top:16px;letter-spacing:.01em}
.whyx-list{position:relative;border-top:1px solid rgba(255,255,255,.1)}
.whyx-item{position:relative;display:grid;grid-template-columns:auto 1fr auto;gap:44px;align-items:baseline;
  padding:clamp(32px,4vw,48px) 8px;border-bottom:1px solid rgba(255,255,255,.1);
  transition:padding .45s var(--ease),background .45s}
.whyx-item:hover{padding-left:24px;background:rgba(255,255,255,.02)}
.whyx-idx{font-weight:700;font-size:clamp(1.4rem,2.2vw,1.9rem);letter-spacing:.02em;
  color:transparent;-webkit-text-stroke:1.3px rgba(47,214,196,.6)}
.whyx-c{max-width:62ch}
.whyx-c h3{font-family:var(--font-head);font-weight:900;font-size:clamp(1.55rem,3vw,2.35rem);color:#fff;line-height:1.35;letter-spacing:.01em}
.whyx-c p{margin-top:16px;color:var(--night-dim);line-height:2.05;max-width:46ch}
.whyx-mark{align-self:center;font-family:var(--font-mono);font-weight:700;font-size:.62rem;letter-spacing:.16em;color:var(--night-dim);white-space:nowrap}
.whyx-item::after{content:"";position:absolute;left:8px;bottom:-1px;height:2px;width:0;background:var(--grad);transition:width .55s var(--ease)}
.whyx-item:hover::after{width:100%}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width:1024px){
  .hero-mono{opacity:.1;right:-6%}
  .hero-mono-ring{display:none}
  .leaders-grid{grid-template-columns:repeat(3,1fr)}
  .sys-steps{grid-template-columns:1fr 1fr}
  .sys-steps li:nth-child(2)::after{display:none}
  .biz-grid{
    grid-template-columns:1fr 1fr;
    grid-template-areas:
      "a a"
      "b c";
  }
  .ceo-inner{grid-template-columns:1fr;gap:48px}
  .ceo-visual{position:static;max-width:420px}
}

@media (max-width:768px){
  .section{padding-block:76px}
  .sec-head{margin-bottom:40px}
  .pc-only{display:none}
  .sp-only{display:inline}

  /* Nav → パネル */
  .nav-toggle{display:block}
  .site-nav{
    position:fixed;top:var(--header-h);left:0;right:0;z-index:99;
    flex-direction:column;align-items:flex-start;gap:4px;
    background:rgba(10,11,16,.96);
    -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--border);
    padding:18px 24px 26px;
    opacity:0;visibility:hidden;translate:0 -8px;
    transition:opacity .3s var(--ease),translate .3s var(--ease),visibility .3s;
  }
  body.nav-open .site-nav{opacity:1;visibility:visible;translate:0 0}
  .site-nav a:not(.btn){font-size:1rem;padding:10px 0;width:100%;color:var(--ink-2)!important}
  .site-nav .btn{margin-top:14px}

  .hero-inner{padding-block:88px 150px}
  .hero-mono{display:none}
  .hero-glow-core{right:-20%;top:6%}
  .hero-lead{line-height:2.05}
  .hero-actions .btn{width:100%;justify-content:center}
  .scroll-cue{display:none}

  .statement{padding-block:96px}

  .stats-grid{grid-template-columns:1fr 1fr}
  .stat{padding:30px 20px 26px}
  .stat:nth-child(odd)::before{display:none}

  .biz-grid{
    grid-template-columns:1fr;
    grid-template-areas:"a" "b" "c";
    gap:14px;
  }
  .biz-card{padding:28px 24px 26px}
  .biz-a h3{font-size:1.4rem}

  .reasons-grid{grid-template-columns:1fr;gap:14px}

  /* 指標：2×2＋内側ハーライン */
  .figures{display:grid;grid-template-columns:1fr 1fr}
  .figure{padding:20px 16px;border-bottom:1px solid var(--border)}
  .figure::before{display:none}
  .figure:nth-last-child(-n+2){border-bottom:0}
  .figure:nth-child(odd){border-right:1px solid var(--border)}

  /* 事業ディビジョン：縦積み */
  .divisions{--pl:24px}
  .division{grid-template-columns:1fr;gap:12px;padding:32px 0}
  .division-node,.division:first-child .division-node{top:34px}
  .division-desc{max-width:none}

  /* 選ばれる理由：1カラム */
  .reasons-split{grid-template-columns:1fr;gap:20px}
  .reasons-aside{position:static}
  .reason-row{gap:18px;padding:26px 0}

  /* ショーケース：縦積み（スマホ） */
  .panel{padding:54px 24px}
  .panel-ghost{font-size:34vw;right:-4%}
  .panel-body{max-width:none}

  /* SYSTEM：スマホ */
  .sysx-row{grid-template-columns:auto 1fr;gap:16px 18px;padding:24px 6px}
  .sysx-note{grid-column:1 / -1;text-align:left;max-width:none}
  .sysx-foot{flex-direction:column;align-items:flex-start}
  .sysx-foot .btn{width:100%;justify-content:center}

  /* 代表：スマホ名前 */
  .leader-name{font-size:1.3rem}

  /* 選ばれる理由：スマホ */
  .whyx-item{grid-template-columns:auto 1fr;gap:6px 20px;padding:28px 4px}
  .whyx-mark{display:none}

  .leaders-grid{grid-template-columns:1fr 1fr}

  .sysband{padding-bottom:76px}
  .sysband-card{padding:40px 26px 38px}
  .sysband .btn{width:100%;justify-content:center}
  .sys-hero{padding:calc(var(--header-h) + 64px) 0 64px}
  .sys-grid{grid-template-columns:1fr;gap:14px}
  .sys-steps{grid-template-columns:1fr;gap:14px}
  .sys-steps li::after{display:none!important}

  .news-list a{
    display:grid;grid-template-columns:76px auto 1fr;
    grid-template-areas:"th tm tg" "th tt tt";
    gap:6px 14px;padding:18px 4px;align-items:center;
  }
  .news-thumb{grid-area:th;width:76px;height:54px}
  .news-list time{grid-area:tm}
  .news-tag{grid-area:tg;justify-self:start}
  .news-title{grid-area:tt;white-space:normal}
  .news-list svg{display:none}
  .news-modal{padding:14px}
  .news-modal-body{padding:26px 22px 36px}
  .news-modal-body h3{font-size:1.2rem}

  .cta{padding-block:90px}
  .contact-form{padding:28px 22px 26px;border-radius:18px}
  .cf-grid{grid-template-columns:1fr;gap:0}
  .cf-grid .cf-field{margin-top:18px}

  .footer-inner{grid-template-columns:1fr;gap:40px;padding-bottom:56px}
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .hero-step{animation:none;opacity:1;translate:0 0}
  .mask-line>span{animation:none;translate:0 0}
  .reveal{opacity:1;translate:0 0;transition:none}
  .scroll-cue i::after{animation:none}
  .marquee-track{animation:none}
  .hero-glow-core{animation:none}
  .cta-aurora{animation:none}
  .hero-stars i{animation:none}
  .grain{animation:none}
  .showcase-hint i{animation:none}
  .btn,.footer-col a{transition:none}
}

/* =========================================================
   テクニカル・タイポ（等幅ラベル＝最先端の質感）※後勝ちで統一
   ========================================================= */
.panel-en,.sysx-en,.division-en,.leader-co,.leader-en,
.division-keys,.panel-keys,.panel-index,.sysx-k,
.figure-num,.figure-label em,.news-list time,
.footer-col h2,.scroll-cue span,.showcase-hint,
.brand-name,.biz-en,.whyx-idx{font-family:var(--font-mono)}
.brand-name{letter-spacing:.1em}
.footer-col h2{letter-spacing:.16em}