/* ============================================================
   IMMERSIVE LAB corporate — 事業下層ページ共通スタイル
   本体 index.html（A案）のデザイントークン・モーション文法を継承。
   ============================================================ */
:root{
  --bg:#000;
  --fg:#fff;
  --muted:#8a8a8a;
  --accent:#9eff36;
  --line:rgba(255,255,255,.14);
  --sans:"Helvetica Neue",Arial,"Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--fg);font-family:var(--sans);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.4;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{max-width:82rem;margin-inline:auto;padding-inline:clamp(1rem,4vw,4.6875rem)}
.eyebrow{font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--muted)}
/* 日本語の折り返し標準（ja-typography） */
.ja{word-break:auto-phrase;text-wrap:pretty}
.nb{white-space:nowrap}

/* ---------- LOADER（下層は簡易・短時間） ---------- */
#loader{
  position:fixed;inset:0;z-index:100;background:#000;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.5rem;
  transition:opacity .6s ease,visibility .6s ease;
}
#loader.hidden{opacity:0;visibility:hidden;pointer-events:none}
.spinner{
  width:2.2rem;height:2.2rem;border-radius:50%;
  border:3px solid rgba(158,255,54,.28);border-top-color:var(--accent);
  animation:spin 1s linear infinite;
}
@keyframes spin{to{transform:rotate(1turn)}}
.loader-label{font-size:.7rem;letter-spacing:.3em;color:var(--muted);text-transform:uppercase}

/* ---------- HEADER + DRAWER ---------- */
header{
  position:fixed;top:0;left:0;width:100%;z-index:40;
  display:flex;align-items:center;justify-content:space-between;
  padding:1.25rem clamp(1rem,4vw,4.6875rem);mix-blend-mode:difference;
}
.logo{font-weight:700;letter-spacing:.14em;font-size:1rem}
.burger{
  width:2.75rem;height:2.75rem;border:1px solid var(--fg);border-radius:50%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  cursor:pointer;background:transparent;
}
.burger span{display:block;width:16px;height:1.5px;background:var(--fg);transition:transform .35s,opacity .35s}
body.nav-open .burger span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
body.nav-open .burger span:nth-child(2){opacity:0}
body.nav-open .burger span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* 固定CTA（ヘッダーはmix-blendのため独立配置。PC=常駐 / SP=ヒーロー通過後に出現） */
.fixed-cta{
  position:fixed;top:1.35rem;right:calc(clamp(1rem,4vw,4.6875rem) + 2.75rem + .8rem);z-index:41;
  display:inline-flex;align-items:center;gap:.45rem;
  background:var(--accent);color:#000;font-weight:700;font-size:.82rem;letter-spacing:.04em;
  padding:.62rem 1.15rem;border-radius:2rem;
  transition:opacity .4s,transform .4s,background .3s;
}
.fixed-cta:hover{background:#fff}
.fixed-cta .short{display:none}
body.nav-open .fixed-cta{opacity:0;pointer-events:none}
@media(max-width:860px){
  .fixed-cta{opacity:0;pointer-events:none;transform:translateY(-.5rem)}
  body.cta-show .fixed-cta{opacity:1;pointer-events:auto;transform:translateY(0)}
  body.nav-open .fixed-cta{opacity:0;pointer-events:none}
  .fixed-cta .full{display:none}
  .fixed-cta .short{display:inline}
}

#drawer{
  position:fixed;inset:0;z-index:39;background:#0a0a0a;
  display:grid;grid-template-columns:1fr auto;
  transform:translateX(-100%);opacity:0;visibility:hidden;
  transition:transform .55s cubic-bezier(.76,0,.24,1),opacity .55s,visibility .55s;
}
body.nav-open #drawer{transform:translateX(0);opacity:1;visibility:visible}
.drawer-nav{align-self:center;padding:0 clamp(1rem,6vw,7rem)}
.drawer-nav a{
  display:block;font-size:clamp(1.6rem,5vw,3.2rem);font-weight:700;letter-spacing:-.01em;
  line-height:1.3;color:#fff;opacity:.55;transition:opacity .3s,color .3s;
}
.drawer-nav a:hover{opacity:1;color:var(--accent)}
.drawer-nav a.current{opacity:1;color:var(--accent)}
.drawer-rail{position:relative;width:clamp(3rem,8vw,7rem);overflow:hidden;border-left:1px solid var(--line)}
.rail-loop{
  position:absolute;top:0;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;animation:vloop 30s linear infinite;
}
.rail-loop span{
  writing-mode:vertical-rl;font-size:.8rem;letter-spacing:.4em;color:var(--muted);
  padding:1.5rem 0;text-transform:uppercase;white-space:nowrap;
}
@keyframes vloop{0%{transform:translate(-50%,0)}to{transform:translate(-50%,-50%)}}

/* ---------- SERVICE HERO ---------- */
.s-hero{position:relative;width:100vw;min-height:92vh;overflow:hidden;display:grid;place-items:center}
.s-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  filter:saturate(.8) brightness(.72);
}
.s-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(120% 80% at 30% 20%,rgba(158,255,54,.10),transparent 55%),
    radial-gradient(75% 55% at 50% 55%,rgba(0,0,0,.55),transparent 100%),
    linear-gradient(180deg,rgba(0,0,0,.6) 0%,rgba(0,0,0,.78) 60%,#000 100%);
}
.s-hero-inner{position:relative;z-index:2;text-align:center;padding:7rem 1rem 5rem}
.s-hero .kicker{font-size:clamp(.68rem,1.4vw,.85rem);letter-spacing:.34em;color:var(--accent);text-transform:uppercase;margin-bottom:1.4rem}
.s-hero h1{font-size:clamp(2.2rem,8vw,6.4rem);font-weight:800;letter-spacing:-.03em;line-height:1.08}
.s-hero h1 .em{color:var(--accent)}
.s-hero .sub{margin-top:1.5rem;font-size:clamp(.8rem,1.6vw,1rem);letter-spacing:.18em;color:#cfcfcf}
.crumb{
  position:absolute;left:0;right:0;bottom:1.6rem;z-index:3;
  display:flex;justify-content:center;gap:.6rem;
  font-size:.7rem;letter-spacing:.14em;color:var(--muted);text-transform:uppercase;
}
.crumb a:hover{color:var(--accent)}
.crumb .sep{opacity:.5}

/* ---------- SECTION SHELL ---------- */
section.blk{padding:7rem 0;background:#000}
section.blk.alt{background:#050505}
.sec-head{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:2.6rem}
.sec-head h2{font-size:clamp(1.7rem,4.6vw,3rem);font-weight:800;letter-spacing:-.02em}
.sec-head .en{font-size:.72rem;letter-spacing:.24em;color:var(--accent);text-transform:uppercase}
.sec-lead{color:#cfcfcf;font-size:1rem;line-height:2;max-width:46rem;margin-bottom:2.6rem}

/* ---------- CARDS ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));gap:1.4rem}
.card{
  border:1px solid var(--line);border-radius:.6rem;background:#0b0b0b;padding:1.7rem 1.6rem 1.9rem;
  transition:border-color .3s;
}
.card:hover{border-color:rgba(158,255,54,.45)}
.card .no{font-size:.68rem;letter-spacing:.16em;color:var(--accent);text-transform:uppercase}
.card h3{font-size:1.15rem;margin:.6rem 0 .7rem;font-weight:700;line-height:1.45}
.card p{color:var(--muted);font-size:.9rem;line-height:1.9}
.card.thumbed{padding:0;overflow:hidden}
.card.thumbed .thumb{height:9.5rem;position:relative;overflow:hidden}
.card.thumbed .thumb .fill{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .6s}
.card.thumbed:hover .thumb .fill{transform:scale(1.06)}
.card.thumbed .body{padding:1.4rem 1.5rem 1.7rem}

/* ---------- 定義リスト（サービス概要など） ---------- */
.spec{max-width:52rem}
.spec-row{display:grid;grid-template-columns:10rem 1fr;gap:1rem;padding:1.2rem 0;border-bottom:1px solid var(--line);font-size:.94rem}
.spec-row:first-child{border-top:1px solid var(--line)}
.spec-row dt{color:var(--muted);letter-spacing:.08em}
.spec-row dd{color:#e6e6e6;line-height:1.9}

/* ---------- フロー（導入・当日の流れ） ---------- */
.flow{display:grid;grid-template-columns:repeat(auto-fit,minmax(11rem,1fr));gap:1rem;counter-reset:step}
.step{
  position:relative;border:1px solid var(--line);border-radius:.6rem;background:#0b0b0b;
  padding:1.5rem 1.3rem 1.6rem;
}
.step .n{font-size:1.6rem;font-weight:800;color:var(--accent);letter-spacing:-.02em}
.step h3{font-size:.98rem;font-weight:700;margin:.5rem 0 .5rem;line-height:1.5}
.step p{color:var(--muted);font-size:.82rem;line-height:1.8}

/* ---------- 比較テーブル ---------- */
.tbl-scroll{overflow-x:auto;border:1px solid var(--line);border-radius:.6rem}
table.compare{width:100%;border-collapse:collapse;min-width:44rem;background:#0b0b0b;font-size:.9rem}
table.compare th,table.compare td{padding:1.1rem 1.2rem;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
table.compare thead th{
  font-size:.78rem;letter-spacing:.12em;color:var(--accent);text-transform:uppercase;
  border-bottom:1px solid rgba(158,255,54,.35);white-space:nowrap;
}
table.compare tbody th{color:var(--muted);font-weight:600;white-space:nowrap;letter-spacing:.06em}
table.compare td{color:#e6e6e6;line-height:1.8}
table.compare tbody tr:last-child th,table.compare tbody tr:last-child td{border-bottom:0}

/* ---------- 料金 ---------- */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(17rem,1fr));gap:1.4rem}
.plan{
  border:1px solid var(--line);border-radius:.7rem;background:#0b0b0b;padding:2rem 1.7rem;
  display:flex;flex-direction:column;transition:border-color .3s,transform .3s;
}
.plan:hover{border-color:rgba(158,255,54,.5);transform:translateY(-4px)}
.plan .tag{font-size:.68rem;letter-spacing:.18em;color:var(--accent);text-transform:uppercase}
.plan h3{font-size:1.12rem;font-weight:700;margin:.7rem 0 1rem;line-height:1.5}
.plan .price{font-size:1.9rem;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.plan .price small{font-size:.8rem;font-weight:600;color:var(--muted);letter-spacing:.04em}
.plan ul{list-style:none;margin-top:1.2rem;display:grid;gap:.55rem}
.plan li{
  position:relative;padding-left:1.2rem;color:#cfcfcf;font-size:.86rem;line-height:1.7;
}
.plan li::before{content:"";position:absolute;left:0;top:.55em;width:.5rem;height:.5rem;border-radius:50%;background:var(--accent)}
.plan .note{margin-top:auto;padding-top:1.2rem;font-size:.74rem;color:var(--muted);line-height:1.7}

/* ---------- エピソード（研修オリジナル教材） ---------- */
.episodes{display:grid;grid-template-columns:repeat(auto-fit,minmax(19rem,1fr));gap:1.4rem}
.ep{
  border:1px solid var(--line);border-radius:.7rem;background:#0b0b0b;padding:1.9rem 1.7rem;
  transition:border-color .3s;
}
.ep:hover{border-color:rgba(158,255,54,.45)}
.ep .ep-no{font-size:.7rem;letter-spacing:.2em;color:var(--accent);text-transform:uppercase}
.ep h3{font-size:1.2rem;font-weight:800;margin:.7rem 0 .4rem;line-height:1.4}
.ep .ep-sub{font-size:.86rem;color:#cfcfcf;font-weight:600;margin-bottom:1rem}
.ep p{color:var(--muted);font-size:.88rem;line-height:1.95}
.ep .learn{margin-top:1.2rem;padding-top:1.1rem;border-top:1px solid var(--line)}
.ep .learn h4{font-size:.72rem;letter-spacing:.16em;color:var(--accent);text-transform:uppercase;margin-bottom:.7rem}
.ep .learn ul{list-style:none;display:grid;gap:.5rem}
.ep .learn li{position:relative;padding-left:1.1rem;color:#cfcfcf;font-size:.84rem;line-height:1.7}
.ep .learn li::before{content:"";position:absolute;left:0;top:.55em;width:.45rem;height:.45rem;border-radius:50%;background:var(--accent)}

/* ---------- ケーススタディ ---------- */
.case{display:grid;grid-template-columns:1.1fr 1fr;gap:2.4rem;align-items:center;margin-bottom:3rem}
.case:last-child{margin-bottom:0}
.case.rev{direction:rtl}
.case.rev>*{direction:ltr}
.case .visual{position:relative;border-radius:.7rem;overflow:hidden;aspect-ratio:16/10}
.case .visual .fill{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .7s}
.case:hover .visual .fill{transform:scale(1.04)}
.case .body .tag{font-size:.68rem;letter-spacing:.18em;color:var(--accent);text-transform:uppercase}
.case .body h3{font-size:clamp(1.3rem,2.6vw,1.8rem);font-weight:800;margin:.7rem 0 1rem;line-height:1.4}
.case .body p{color:var(--muted);font-size:.92rem;line-height:2}

/* ---------- 事例ミニカード（画像なし案件） ---------- */
.refs{display:grid;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr));gap:1rem;margin-top:1.4rem}
.ref{
  border:1px solid var(--line);border-radius:.6rem;background:#0b0b0b;padding:1.3rem 1.3rem 1.4rem;
}
.ref .rg{font-size:.66rem;letter-spacing:.14em;color:var(--accent);text-transform:uppercase}
.ref h3{font-size:1rem;font-weight:700;margin:.5rem 0 .4rem;line-height:1.5}
.ref p{color:var(--muted);font-size:.82rem;line-height:1.8}

/* ---------- FAQ ---------- */
.faq{max-width:52rem}
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;display:grid;grid-template-columns:auto 1fr auto;gap:1rem;align-items:center;
  padding:1.4rem .2rem;font-size:.98rem;font-weight:600;line-height:1.7;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .q{color:var(--accent);font-weight:800;font-size:1.05rem}
.faq summary .tgl{color:var(--muted);font-size:1.3rem;line-height:1;transition:transform .3s}
.faq details[open] summary .tgl{transform:rotate(45deg);color:var(--accent)}
.faq .a{padding:0 .2rem 1.5rem 2.1rem;color:var(--muted);font-size:.9rem;line-height:2}

/* ---------- マーキー ---------- */
.ticker{background:var(--accent);color:#000;overflow:hidden;padding:1.1rem 0;border-block:1px solid #000}
.ticker .track{display:flex;width:max-content;animation:mLeft 24s linear infinite}
.ticker .track span{font-size:clamp(1.7rem,5vw,3.4rem);font-weight:800;letter-spacing:-.02em;padding:0 1.5rem;white-space:nowrap}
.ticker .track .o{-webkit-text-stroke:2px #000;color:transparent}
@keyframes mLeft{to{transform:translateX(-50%)}}

/* ---------- 他事業への相互リンク ---------- */
.xlink{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem}
.xlink a{
  position:relative;border:1px solid var(--line);border-radius:.7rem;overflow:hidden;
  min-height:13rem;display:flex;align-items:flex-end;padding:1.7rem;
  transition:border-color .3s,transform .3s;
}
.xlink a:hover{border-color:rgba(158,255,54,.5);transform:translateY(-4px)}
.xlink .fill{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.35;transition:opacity .4s,transform .6s}
.xlink a:hover .fill{opacity:.5;transform:scale(1.05)}
.xlink .body{position:relative;z-index:2}
.xlink .no{font-size:.68rem;letter-spacing:.16em;color:var(--accent);text-transform:uppercase}
.xlink h3{font-size:1.25rem;font-weight:800;margin-top:.5rem}
.xlink .go{display:inline-flex;align-items:center;gap:.4rem;margin-top:.7rem;font-size:.78rem;letter-spacing:.06em;color:#cfcfcf}
.xlink a:hover .go{color:#fff}

/* ---------- CTA ---------- */
.cta{
  display:inline-flex;align-items:center;gap:.6rem;font-weight:700;font-size:.9rem;letter-spacing:.04em;
  padding:.85rem 1.5rem;border-radius:2rem;border:1px solid var(--accent);color:var(--accent);
  transition:background .3s,color .3s;
}
.cta:hover{background:var(--accent);color:#000}
.cta.solid{background:var(--accent);color:#000}
.cta.solid:hover{background:#fff;border-color:#fff}
.cta .arw{transition:transform .3s}
.cta:hover .arw{transform:translateX(4px)}

.contact{padding:8rem 0 7rem;background:#050505;border-top:1px solid var(--line);text-align:center}
.contact h2{font-size:clamp(1.9rem,5.4vw,3.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.25}
.contact h2 .em{color:var(--accent)}
.contact .lead{color:var(--muted);margin:1.2rem auto 2.6rem;max-width:34rem;line-height:2}
.contact .btns{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}

/* ---------- FOOTER ---------- */
footer{padding:3.5rem 0 3rem;background:#000;border-top:1px solid var(--line)}
.foot{display:flex;justify-content:space-between;align-items:center;gap:1rem;flex-wrap:wrap;color:var(--muted);font-size:.8rem;letter-spacing:.08em}
.foot .fl{font-weight:700;letter-spacing:.14em;color:#fff}

/* ---------- サブカテゴリ区切り（2アプローチ） ---------- */
.subcat{padding:6rem 0 0;background:#000}
.subcat.alt{background:#050505}
.sc-inner{border-top:1px solid rgba(158,255,54,.35);padding-top:2.6rem;display:grid;grid-template-columns:auto 1fr;gap:1.6rem;align-items:start}
.sc-no{font-size:clamp(2.8rem,8vw,5rem);font-weight:800;line-height:.85;letter-spacing:-.03em;color:transparent;-webkit-text-stroke:1.5px var(--accent)}
.sc-body h2{font-size:clamp(1.7rem,4.8vw,3rem);font-weight:800;letter-spacing:-.02em;line-height:1.2}
.sc-body h2 .em{color:var(--accent)}
.sc-body .sc-lead{color:#cfcfcf;font-size:1.02rem;line-height:2;max-width:48rem;margin-top:1.1rem}

/* ---------- 埋め込み動画（16:9） ---------- */
.embed{position:relative;width:100%;aspect-ratio:16/9;border-radius:.7rem;overflow:hidden;border:1px solid var(--line);background:#0b0b0b;margin-top:1.8rem}
.embed iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.embed-cap{margin-top:.9rem;font-size:.8rem;color:var(--muted);letter-spacing:.03em;line-height:1.8}

/* ---------- 事例：画像なしプレースホルダ視覚 ---------- */
.case .visual.ph{display:grid;place-content:center;text-align:center;padding:1.6rem;
  background:radial-gradient(120% 90% at 30% 15%,rgba(158,255,54,.14),transparent 55%),linear-gradient(150deg,#0e0e0e,#060606)}
.case .visual.ph .ph-label{font-size:.7rem;letter-spacing:.26em;color:var(--accent);text-transform:uppercase}
.case .visual.ph .ph-title{font-size:clamp(1.15rem,3vw,1.8rem);font-weight:800;letter-spacing:-.01em;color:#fff;margin-top:.6rem;line-height:1.4}

/* ---------- 事例内リンク（内部/外部・縦積みで表現統一） ---------- */
.case-links{display:flex;flex-direction:column;gap:.55rem;margin-top:1.4rem;align-items:flex-start}
.case-links .more{display:inline-flex;align-items:center;gap:.45rem;margin:0;font-size:.85rem;letter-spacing:.04em;color:var(--accent);border-bottom:1px solid transparent;padding-bottom:.12rem;transition:color .3s,border-color .3s}
.case-links .more .arw{transition:transform .3s}
.case-links a.more:hover{color:#fff;border-color:currentColor}
.case-links a.more:hover .arw{transform:translateX(3px)}

/* ---------- 自治体連携実績 ---------- */
.gov{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.4rem;padding:0}
.gov li{list-style:none;border:1px solid var(--line);border-radius:2rem;padding:.5rem 1.05rem;font-size:.86rem;color:#e6e6e6;letter-spacing:.02em;transition:border-color .3s,color .3s}
.gov li:hover{border-color:rgba(158,255,54,.5);color:#fff}
.gov li.more{border-style:dashed;color:var(--muted)}

/* ---------- チーム/プロフィール ---------- */
.team{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem}
.member{border:1px solid var(--line);border-radius:.7rem;background:#0b0b0b;padding:2rem 1.8rem;display:flex;flex-direction:column}
.member .mono{width:3.4rem;height:3.4rem;border-radius:50%;display:grid;place-items:center;border:1px solid rgba(158,255,54,.5);color:var(--accent);font-weight:800;font-size:1.15rem;letter-spacing:.02em}
.member h3{font-size:1.25rem;font-weight:800;margin:0 0 .2rem;letter-spacing:-.01em}
.member .en{font-size:.74rem;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.member .role{font-size:.86rem;color:var(--accent);font-weight:700;margin:.7rem 0 1rem;line-height:1.6}
.member .bio{color:var(--muted);font-size:.88rem;line-height:2}
.member .tags{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.2rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.member .tags span{font-size:.72rem;letter-spacing:.03em;color:#cfcfcf;border:1px solid var(--line);border-radius:2rem;padding:.35rem .8rem}

/* ---------- スクロール出現 ---------- */
.rv{opacity:0;transform:translateY(2.2rem);transition:opacity .7s cubic-bezier(.23,1,.32,1),transform .7s cubic-bezier(.23,1,.32,1)}
.rv.visible{opacity:1;transform:translateY(0)}

@media(max-width:860px){
  .drawer-rail{display:none}
  .case{grid-template-columns:1fr;gap:1.4rem}
  .case.rev{direction:ltr}
  .xlink{grid-template-columns:1fr}
  .spec-row{grid-template-columns:7rem 1fr}
  .s-hero{min-height:78vh}
  .team{grid-template-columns:1fr}
  .sc-inner{grid-template-columns:1fr;gap:.8rem}
}
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important}
  .rv{opacity:1;transform:none}
}