:root{
  /* Sonic Indigo — AI × rhythm（インクブルー × インディゴ→シアン） */
  --bg:#0b0c14; --ink:#eef1f8; --muted:#9aa0c0; --faint:#5a6088;
  --gold:#6366f1; --gold-l:#5ce1e6; --gold-d:#3b3fa0;  /* 命名は踏襲＝アクセント(indigo/cyan) */
  --line:rgba(99,102,241,.24); --line2:rgba(238,241,248,.08);
  --grad:linear-gradient(120deg,#6366f1,#22d3ee);
  --maxw:1280px; --ease:cubic-bezier(.19,1,.22,1);
  --serif:"Cormorant Garamond",serif; --min:"Shippori Mincho",serif;
  --sans:"Noto Sans JP",-apple-system,BlinkMacSystemFont,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--sans);font-weight:300;color:var(--ink);background:var(--bg);line-height:1.85;font-size:16px;
  -webkit-font-smoothing:antialiased;letter-spacing:.02em;overflow-x:hidden}
body.lock{overflow:hidden}
img{max-width:100%;display:block}a{color:inherit;text-decoration:none}ul{list-style:none}
h1,h2,h3,p,.lead{word-break:auto-phrase;line-break:strict}
::selection{background:rgba(99,102,241,.32);color:#fff}
.serif{font-family:var(--serif)}.min{font-family:var(--min)}

/* ===== 背景：生きた金の場（固定WebGL）＋テクスチャ ===== */
#field{position:fixed;inset:0;z-index:-2;width:100%;height:100%;display:block}
.field-fallback{position:fixed;inset:0;z-index:-3;background:
  radial-gradient(50% 50% at 70% 25%,rgba(99,102,241,.16),transparent 60%),#0b0c14}
.grain{position:fixed;inset:0;z-index:9000;pointer-events:none;opacity:.045;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.vignette{position:fixed;inset:0;z-index:8999;pointer-events:none;box-shadow:inset 0 0 280px 60px rgba(0,0,0,.7)}
.progress{position:fixed;left:0;top:0;height:2px;width:0;z-index:9100;background:var(--grad);box-shadow:0 0 12px rgba(99,102,241,.6)}

/* ===== カスタムカーソル ===== */
.cur,.curd{position:fixed;top:0;left:0;z-index:9500;pointer-events:none;border-radius:50%}
.cur{width:6px;height:6px;background:var(--gold-l);box-shadow:0 0 8px rgba(99,102,241,.7);transform:translate(-50%,-50%)}
.curd{width:40px;height:40px;border:1px solid rgba(99,102,241,.5);transform:translate(-50%,-50%);
  transition:width .35s var(--ease),height .35s var(--ease),background .35s,border-color .35s;display:grid;place-items:center}
.curd .lab{font-family:var(--serif);font-style:italic;font-size:12px;letter-spacing:.1em;color:var(--gold-l);opacity:0;transition:opacity .3s}
.curd.on{width:84px;height:84px;border-color:rgba(99,102,241,.3);background:rgba(99,102,241,.1)}
.curd.lab-on .lab{opacity:1}
@media (hover:none),(pointer:coarse){.cur,.curd{display:none}}

/* ===== ローダー ===== */
.loader{position:fixed;inset:0;z-index:9999;background:#0b0c14;display:grid;place-items:center;transition:opacity 1s var(--ease),visibility 1s}
.loader.done{opacity:0;visibility:hidden}
.loader__c{position:relative;width:172px;height:172px;display:grid;place-items:center}
.loader__c img{width:104px;height:104px;opacity:0;transform:scale(.8);animation:lgin 1.1s var(--ease) .4s forwards}
@keyframes lgin{to{opacity:1;transform:scale(1)}}
.loader__c svg{position:absolute;inset:0}
.loader__c circle{stroke:var(--gold);fill:none;stroke-width:1;stroke-dasharray:364;stroke-dashoffset:364;animation:draw 1.5s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.loader__n{position:absolute;bottom:-50px;left:0;width:100%;text-align:center;font-family:var(--serif);font-size:13px;letter-spacing:.5em;color:var(--gold-l);
  opacity:0;animation:fin .8s ease 1s forwards}
@keyframes fin{to{opacity:1}}
html.nojs .loader,.no-anim .loader{display:none}

/* ===== ボタン ===== */
.btn{position:relative;display:inline-flex;align-items:center;gap:11px;font-family:var(--sans);font-weight:500;font-size:14px;
  letter-spacing:.08em;padding:16px 30px;border-radius:2px;transition:all .5s var(--ease);cursor:pointer;border:1px solid transparent;white-space:nowrap}
.btn svg{width:15px;height:15px;transition:transform .5s var(--ease)}
.btn-gold{color:#0b0b0d;background:var(--grad);background-size:160% 160%;font-weight:700;box-shadow:0 4px 28px rgba(99,102,241,.3)}
.btn-gold:hover{background-position:100% 100%;box-shadow:0 8px 38px rgba(99,102,241,.45)}.btn-gold:hover svg{transform:translateX(5px)}
.btn-ghost{color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-l);letter-spacing:.12em}
.btn-lg{padding:19px 40px;font-size:15px}

/* ===== ヘッダー（最小） ===== */
.hd{position:fixed;inset:0 0 auto 0;z-index:300}
.hd__in{display:flex;align-items:center;justify-content:space-between;height:92px;width:92%;max-width:1480px;margin-inline:auto}
.brand{display:flex;align-items:center;gap:13px}
.brand img{width:38px;height:38px;filter:drop-shadow(0 2px 10px rgba(0,0,0,.55))}
.brand b{font-family:var(--serif);font-weight:600;font-size:25px;letter-spacing:.04em;color:var(--ink);text-shadow:0 1px 16px rgba(0,0,0,.6)}
.menubtn{display:flex;align-items:center;gap:14px;background:none;border:0;cursor:pointer;color:var(--ink);font-family:var(--serif);font-style:italic;font-size:16px;letter-spacing:.08em;text-shadow:0 1px 16px rgba(0,0,0,.6)}
.menubtn i{width:30px;height:11px;position:relative;display:block}
.menubtn i::before,.menubtn i::after{content:"";position:absolute;left:0;right:0;height:1.5px;background:var(--ink);box-shadow:0 1px 8px rgba(0,0,0,.6);transition:.5s var(--ease)}
.menubtn i::before{top:0}.menubtn i::after{bottom:0}
body.menu .menubtn i::before{top:5px;transform:rotate(45deg)}
body.menu .menubtn i::after{bottom:5px;transform:rotate(-45deg)}

/* ===== フルスクリーン・オーバーレイメニュー ===== */
.overlay{position:fixed;inset:0;z-index:250;background:rgba(8,9,18,.96);backdrop-filter:blur(8px);
  opacity:0;visibility:hidden;transition:.6s var(--ease);display:flex;flex-direction:column;justify-content:center;padding:0 8%}
body.menu .overlay{opacity:1;visibility:visible}
.overlay a{display:flex;align-items:baseline;gap:24px;padding:14px 0;font-family:var(--min);font-weight:700;
  font-size:clamp(32px,7vw,76px);color:var(--ink);line-height:1.1;letter-spacing:.02em;transition:color .4s,padding .5s var(--ease);
  opacity:0;transform:translateY(30px)}
.overlay a .idx{font-family:var(--serif);font-style:italic;font-size:.28em;color:var(--gold);}
.overlay a:hover{color:var(--gold-l);padding-left:24px}
body.menu .overlay a{opacity:1;transform:none}
body.menu .overlay a:nth-child(1){transition-delay:.12s}body.menu .overlay a:nth-child(2){transition-delay:.18s}
body.menu .overlay a:nth-child(3){transition-delay:.24s}body.menu .overlay a:nth-child(4){transition-delay:.3s}
body.menu .overlay a:nth-child(5){transition-delay:.36s}body.menu .overlay a:nth-child(6){transition-delay:.42s}
.overlay__foot{position:absolute;bottom:7%;left:8%;right:8%;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  font-family:var(--serif);font-style:italic;font-size:15px;color:var(--muted);opacity:0;transition:opacity .6s .5s}
body.menu .overlay__foot{opacity:1}

/* ===== コンテンツ（金の場の上に浮かぶ） ===== */
.scene{position:relative;z-index:1;will-change:transform}
.wrap{width:92%;max-width:var(--maxw);margin-inline:auto}
section{position:relative}
.scrim{position:absolute;inset:0;z-index:-1;pointer-events:none}

/* ===== reveal ===== */
.reveal{opacity:0;transform:translateY(46px);transition:opacity 1.1s var(--ease),transform 1.1s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.1s}.reveal.d2{transition-delay:.2s}.reveal.d3{transition-delay:.3s}.reveal.d4{transition-delay:.4s}
.mask{display:inline-block;overflow:hidden;vertical-align:top}
.mask>span{display:inline-block;transform:translateY(108%);transition:transform 1.1s var(--ease)}
.mask.in>span{transform:none}
.no-anim .reveal,.no-anim .mask>span{opacity:1;transform:none;transition:none}

/* ===== 大きなセクションラベル（縦書きの番号＋EN） ===== */
.slabel{position:absolute;top:0;left:0;writing-mode:vertical-rl;font-family:var(--serif);font-style:italic;font-size:15px;
  letter-spacing:.3em;color:var(--gold);display:flex;align-items:center;gap:18px}
.slabel b{font-family:var(--serif);font-style:normal;font-weight:600;font-size:46px;color:rgba(99,102,241,.25);letter-spacing:0}

/* ===== HERO（エディトリアル・非対称） ===== */
.hero{min-height:100svh;display:flex;align-items:center;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(8,9,18,.85) 0%,rgba(8,9,18,.52) 40%,rgba(8,9,18,0) 72%)}
.hero__in{position:relative;z-index:2}
.hero__side,.hero__cue{z-index:2}
.hero__side{position:absolute;left:max(3.5%,28px);top:50%;transform:translateY(-50%) rotate(180deg);writing-mode:vertical-rl;
  font-family:var(--serif);font-style:italic;font-size:14px;letter-spacing:.34em;color:var(--muted)}
.hero__ghost{position:absolute;right:-3%;top:14%;font-family:var(--serif);font-weight:700;font-size:min(34vw,460px);line-height:.8;
  color:transparent;-webkit-text-stroke:1px rgba(99,102,241,.1);pointer-events:none;user-select:none;z-index:-1}
.hero__in{width:92%;max-width:var(--maxw);margin-inline:auto;padding-top:80px}
.hero .eyebrow{font-family:var(--serif);font-style:italic;font-size:18px;color:var(--gold-l);display:inline-flex;align-items:center;gap:14px}
.hero .eyebrow::before{content:"";width:46px;height:1px;background:var(--gold)}
.hero h1{font-family:var(--min);font-weight:800;font-size:clamp(46px,11vw,168px);line-height:.98;letter-spacing:.01em;margin:30px 0 0}
.hero h1 .l2{display:block;margin-left:0}
.hero h1 .hl{display:block}
.hero h1 .hl .ch{display:inline-block;will-change:transform;transition:transform .5s var(--ease)}
.hero h1 .hl .chi{display:inline-block;transform:translateY(1.06em);opacity:0;transition:transform 1s var(--ease),opacity 1s var(--ease)}
.hero h1 .hl.in .chi{transform:none;opacity:1}
.no-anim .hero h1 .hl .chi{transform:none;opacity:1}
.hero h1 .g{background:linear-gradient(100deg,#3b3fa0,#5ce1e6 30%,#e6fbff 50%,#5ce1e6 70%,#3b3fa0);background-size:230% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;animation:sheen 7s linear infinite}
@keyframes sheen{0%{background-position:115% 0}100%{background-position:-115% 0}}
.no-anim .hero h1 .g{animation:none}
.hero__row{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:32px 40px;margin-top:clamp(34px,5vw,64px)}
.hero__row .lead{max-width:460px}
.hero__cta{flex:none}
.hero p.lead{font-size:clamp(15px,1.7vw,18px);color:var(--muted);max-width:420px;line-height:2.2}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap}
.hero__cue{position:absolute;right:max(3.5%,28px);bottom:32px;font-family:var(--serif);font-style:italic;font-size:13px;letter-spacing:.2em;color:var(--gold);display:flex;align-items:center;gap:14px}
.hero__cue i{width:60px;height:1px;background:linear-gradient(90deg,transparent,var(--gold));position:relative;overflow:hidden}
.hero__cue i::after{content:"";position:absolute;left:-30px;top:0;width:30px;height:1px;background:var(--gold-l);animation:flow 2.2s var(--ease) infinite}
@keyframes flow{to{left:60px}}

/* ===== 速度反応マーキー ===== */
.marquee{padding:30px 0;overflow:hidden;border-top:1px solid var(--line2);border-bottom:1px solid var(--line2);position:relative}
.marquee::after{content:"";position:absolute;inset:0;z-index:-1;background:rgba(8,9,18,.55)}
.marquee__t{display:flex;width:max-content;white-space:nowrap;will-change:transform}
.marquee__t span{font-family:var(--serif);font-style:italic;font-size:clamp(30px,4vw,52px);color:var(--ink);padding:0 40px;display:flex;align-items:center;gap:40px}
.marquee__t span::after{content:"✦";font-style:normal;font-size:.4em;color:var(--gold)}

/* ===== SERVICE：軌道する星座 ===== */
.svc{padding:clamp(66px,8vw,116px) 0;position:relative}
.svc__scrim{background:radial-gradient(60% 70% at 50% 50%,rgba(8,9,18,.4),rgba(8,9,18,.85))}
.svc__head{max-width:760px;margin-bottom:clamp(20px,4vw,40px)}
.svc__head .k{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--gold-l)}
.svc__head h2{font-family:var(--min);font-weight:700;font-size:clamp(28px,4.4vw,52px);letter-spacing:.04em;line-height:1.4;margin-top:16px}
.svc__ix{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(40px,6vw,96px);margin-top:clamp(28px,3.5vw,48px);align-items:start}
.svc__menu{display:flex;flex-direction:column}
.svc__item{display:flex;align-items:baseline;gap:18px;width:100%;text-align:left;background:none;border:0;cursor:pointer;
  padding:26px 0;border-top:1px solid var(--line2);transition:padding-left .55s var(--ease);position:relative}
.svc__menu .svc__item:last-child{border-bottom:1px solid var(--line2)}
.svc__item::before{content:"";position:absolute;left:0;top:-1px;width:0;height:1px;background:var(--grad);transition:width .55s var(--ease)}
.svc__item.act::before{width:100%}
.svc__item .no{font-family:var(--serif);font-style:italic;font-size:16px;color:var(--gold);width:26px;flex:none}
.svc__item .nm{font-family:var(--min);font-weight:700;font-size:clamp(19px,2.3vw,28px);color:var(--muted);transition:color .4s}
.svc__item .en{font-family:var(--serif);font-style:italic;font-size:14px;color:var(--faint);margin-left:auto;transition:color .4s}
.svc__item.act{padding-left:18px}
.svc__item.act .nm{color:var(--ink)}.svc__item.act .no,.svc__item.act .en{color:var(--gold-l)}
.svc__stage{position:relative;min-height:486px}
.svc__more{display:inline-flex;align-items:center;gap:10px;margin-top:30px;font-family:var(--min);font-weight:500;font-size:15px;
  color:var(--gold-l);border-bottom:1px solid var(--line);padding-bottom:7px;transition:gap .4s var(--ease),border-color .4s}
.svc__more span{font-family:var(--serif);transition:transform .4s var(--ease)}
.svc__more:hover{gap:16px;border-color:var(--gold)}.svc__more:hover span{transform:translateX(4px)}
.svc__item{text-decoration:none}
.svc__p{position:absolute;inset:0;opacity:0;transform:translateY(16px);transition:opacity .55s var(--ease),transform .55s var(--ease);pointer-events:none}
.svc__p.show{opacity:1;transform:none;pointer-events:auto}
.svc__p .pnm{font-family:var(--serif);font-style:italic;font-size:15px;color:var(--gold-l);display:block;margin-bottom:18px}
.svc__p h3{font-family:var(--min);font-weight:700;font-size:clamp(24px,3vw,38px);letter-spacing:.03em;line-height:1.45}
.svc__p p{color:var(--muted);font-size:15.5px;line-height:2.2;font-weight:300;max-width:540px;margin-top:22px}
.svc__p ul{margin-top:30px;display:grid;grid-template-columns:1fr 1fr;gap:15px 28px}
.svc__p li{display:flex;gap:12px;font-family:var(--min);font-size:14.5px;color:#d8cfbe;align-items:baseline}
.svc__p li::before{content:"";width:6px;height:6px;border:1px solid var(--gold);border-radius:50%;flex:none;transform:translateY(3px)}
@media(max-width:860px){
  .svc__ix{grid-template-columns:1fr;gap:0;margin-top:30px}
  .svc__menu{display:none}
  .svc__stage{position:static;min-height:0}
  .svc__p{position:static;opacity:1;transform:none;pointer-events:auto;padding:34px 0;border-top:1px solid var(--line2)}
  .svc__p ul{grid-template-columns:1fr}
}

/* ===== WHY：エディトリアル非対称 ===== */
.why{padding:clamp(66px,8vw,116px) 0;position:relative}
.why__scrim{background:linear-gradient(180deg,rgba(8,9,18,.85),rgba(8,9,18,.6))}
.why__head{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:end;margin-bottom:clamp(48px,7vw,90px)}
.why__head .k{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--gold-l)}
.why__head h2{font-family:var(--min);font-weight:700;font-size:clamp(30px,5vw,60px);letter-spacing:.03em;line-height:1.3;margin-top:14px}
.why__head p{color:var(--muted);font-size:15px;line-height:2.1;align-self:end}
.why__list{border-top:1px solid var(--line2)}
.why__item{display:grid;grid-template-columns:120px 1fr 1.3fr;gap:30px;align-items:baseline;padding:34px 0;border-bottom:1px solid var(--line2);
  transition:padding-left .6s var(--ease)}
.why__item:hover{padding-left:24px}
.why__item .n{font-family:var(--serif);font-style:italic;font-size:34px;color:var(--gold)}
.why__item h3{font-family:var(--min);font-weight:700;font-size:clamp(19px,2.4vw,27px);letter-spacing:.03em}
.why__item p{color:var(--muted);font-size:14.5px;line-height:2;font-weight:300}

/* ===== WORKS：横ドラッグギャラリー ===== */
.works{padding:clamp(66px,8vw,116px) 0;position:relative;overflow:hidden}
.works__scrim{background:radial-gradient(70% 80% at 30% 30%,rgba(8,9,18,.5),rgba(8,9,18,.85))}
.works__head{display:flex;justify-content:space-between;align-items:flex-end;flex-wrap:wrap;gap:20px;margin-bottom:54px}
.works__head .k{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--gold-l)}
.works__head h2{font-family:var(--min);font-weight:700;font-size:clamp(30px,5vw,58px);letter-spacing:.03em;margin-top:12px}
.works__head .hint{font-family:var(--serif);font-style:italic;font-size:14px;color:var(--muted)}
.track{display:flex;gap:30px;padding:0 max(4%,28px) 20px;overflow-x:auto;scroll-snap-type:x proximity;cursor:grab;
  scrollbar-width:none}
.track::-webkit-scrollbar{display:none}
.track.drag{cursor:grabbing}
.work{flex:0 0 min(80vw,520px);scroll-snap-align:center}
.work__img{aspect-ratio:4/3;border-radius:6px;overflow:hidden;position:relative;
  background:radial-gradient(120% 100% at 0 0,rgba(99,102,241,.18),transparent 55%),linear-gradient(135deg,#10131f,#0b0c14)}
.work__img::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(99,102,241,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(99,102,241,.06) 1px,transparent 1px);background-size:36px 36px}
.work__img b{position:absolute;inset:0;display:grid;place-items:center;font-family:var(--serif);font-style:italic;font-size:clamp(40px,6vw,72px);color:rgba(99,102,241,.4);z-index:1;transition:transform .8s var(--ease),color .6s}
.work:hover .work__img b{transform:scale(1.12);color:rgba(92,225,230,.7)}
.work__img::before{content:"";position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(115deg,transparent 32%,rgba(92,225,230,.28) 50%,transparent 68%);transform:translateX(-130%);transition:transform 1s var(--ease)}
.work:hover .work__img::before{transform:translateX(130%)}
.svgdefs{position:absolute;width:0;height:0;overflow:hidden}
.work__img{will-change:filter}
.work__b{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-top:22px}
.work__b h3{font-family:var(--min);font-weight:700;font-size:21px;letter-spacing:.03em}
.work__b p{color:var(--muted);font-size:14px;margin-top:8px;max-width:340px;font-weight:300}
.work__tag{font-family:var(--serif);font-style:italic;font-size:14px;color:var(--gold);flex:none}

/* ===== PROCESS：横スライド数字タイムライン ===== */
.proc{padding:clamp(66px,8vw,116px) 0;position:relative}
.proc__scrim{background:linear-gradient(180deg,rgba(8,9,18,.6),rgba(8,9,18,.88))}
.proc__head{text-align:center;max-width:620px;margin:0 auto clamp(48px,7vw,84px)}
.proc__head .k{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--gold-l)}
.proc__head h2{font-family:var(--min);font-weight:700;font-size:clamp(28px,4vw,46px);margin-top:14px;letter-spacing:.03em}
.proc__rail{height:1px;background:var(--line2);position:relative;transform-origin:left;transform:scaleX(0);transition:transform 1.7s var(--ease);z-index:1}
.proc__rail.in{transform:scaleX(1)}
.proc__rail i{position:absolute;top:-3.5px;left:0;width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 14px 2px rgba(99,102,241,.8);opacity:0}
.proc__rail.in i{animation:railDot 1.7s var(--ease) forwards}
@keyframes railDot{0%{opacity:1;left:0}100%{opacity:1;left:calc(100% - 8px)}}
.no-anim .proc__rail{transform:none}
.proc__grid{display:grid;grid-template-columns:repeat(6,1fr);gap:0}
.pstep{padding:30px 22px;border-left:1px solid var(--line2);position:relative;transition:background .5s}
.pstep:hover{background:rgba(99,102,241,.05)}
.pstep .n{font-family:var(--serif);font-style:italic;font-size:40px;color:rgba(99,102,241,.35);line-height:1}
.pstep h3{font-family:var(--min);font-weight:700;font-size:16px;margin:16px 0 10px;letter-spacing:.02em}
.pstep p{color:var(--muted);font-size:12.5px;line-height:1.85;font-weight:300}

/* ===== FAQ ===== */
.faq{padding:clamp(66px,8vw,116px) 0;position:relative}
.faq__scrim{background:rgba(8,9,18,.78)}
.faq__grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(30px,5vw,70px);align-items:start}
.faq__grid .k{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--gold-l)}
.faq__grid h2{font-family:var(--min);font-weight:700;font-size:clamp(30px,4.5vw,54px);margin-top:14px;letter-spacing:.03em;line-height:1.3}
.faq__list{border-top:1px solid var(--line2)}
.faq__item{border-bottom:1px solid var(--line2)}
.faq__q{width:100%;text-align:left;background:none;border:0;cursor:pointer;font-family:var(--min);font-weight:500;
  display:flex;align-items:center;justify-content:space-between;gap:18px;padding:26px 2px;font-size:17px;color:var(--ink);transition:color .3s}
.faq__q:hover{color:var(--gold-l)}
.faq__q .ic{flex:none;width:24px;height:24px;position:relative}
.faq__q .ic::before,.faq__q .ic::after{content:"";position:absolute;background:var(--gold);transition:.4s var(--ease)}
.faq__q .ic::before{top:50%;left:2px;right:2px;height:1px;transform:translateY(-50%)}
.faq__q .ic::after{left:50%;top:2px;bottom:2px;width:1px;transform:translateX(-50%)}
.faq__item.open .faq__q .ic{transform:rotate(135deg)}.faq__item.open .faq__q .ic::after{opacity:0}
.faq__a{max-height:0;overflow:hidden;transition:max-height .5s var(--ease)}
.faq__a p{color:var(--muted);font-size:14.5px;padding:0 2px 28px;line-height:2.1;font-weight:300}

/* ===== ABOUT：全面ステートメント ===== */
.about{padding:clamp(74px,9vw,128px) 0;text-align:center;position:relative}
.about__scrim{background:radial-gradient(50% 60% at 50% 40%,rgba(99,102,241,.06),rgba(8,9,18,.7))}
.about img{width:74px;height:74px;margin:0 auto 30px}
.about .k{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--gold-l)}
.about h2{font-family:var(--min);font-weight:700;font-size:clamp(26px,4.5vw,52px);letter-spacing:.04em;line-height:1.55;margin-top:18px}
.about p{color:var(--muted);font-size:16px;max-width:660px;margin:30px auto 0;line-height:2.3;font-weight:300}
.about .sign{font-family:var(--serif);font-style:italic;font-size:24px;color:var(--gold);margin-top:32px}

/* ===== CONTACT ===== */
.contact{padding:clamp(66px,8vw,116px) 0;position:relative}
.contact__scrim{background:linear-gradient(180deg,rgba(8,9,18,.7),rgba(8,9,18,.92))}
.contact .wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,88px);align-items:start}
.contact__l .k{font-family:var(--serif);font-style:italic;font-size:17px;color:var(--gold-l)}
.contact__l h2{font-family:var(--min);font-weight:700;font-size:clamp(32px,5vw,64px);letter-spacing:.03em;line-height:1.25;margin-top:16px}
.contact__l p{color:var(--muted);margin-top:24px;line-height:2.1;font-size:15px;font-weight:300}
.contact__pts{margin-top:30px;display:flex;flex-direction:column;gap:14px}
.contact__pts li{display:flex;gap:12px;align-items:center;font-size:14.5px;color:#c8c0b2}
.contact__pts svg{width:18px;height:18px;color:var(--gold);flex:none}
.form{position:relative}
.field{margin-bottom:6px;border-bottom:1px solid var(--line2);transition:border-color .4s}
.field:focus-within{border-color:var(--gold)}
.field label{display:block;font-family:var(--serif);font-style:italic;font-size:14px;color:var(--gold);padding-top:22px}
.field input,.field textarea{width:100%;font-family:var(--sans);font-size:17px;font-weight:300;color:var(--ink);background:none;border:0;padding:10px 0 18px;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--faint)}
.field input:focus,.field textarea:focus{outline:none}
.field textarea{min-height:90px}
.form .btn{width:100%;justify-content:center;margin-top:30px}
.form__note{font-size:12px;color:var(--faint);text-align:center;margin-top:16px}
.form__msg{display:none;border-radius:4px;padding:16px;font-size:14px;margin-bottom:16px;line-height:1.8}
.form__msg.ok{display:block;background:rgba(99,102,241,.1);color:var(--gold-l);border:1px solid var(--line)}
.form__msg.ng{display:block;background:rgba(220,80,60,.1);color:#f0a090;border:1px solid rgba(220,80,60,.3)}
.form.sent .form__fields{display:none}

/* ===== FOOTER ===== */
.ft{padding:64px 0 40px;border-top:1px solid var(--line2);position:relative}
.ft__scrim{background:rgba(7,7,8,.9)}
.ft__top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:30px;padding-bottom:34px;border-bottom:1px solid var(--line2)}
.ft__tag{font-size:13.5px;color:var(--muted);margin-top:14px;max-width:300px;line-height:2;font-weight:300}
.ft__nav{display:flex;gap:30px;flex-wrap:wrap}.ft__nav a{font-size:13px;color:var(--muted);transition:color .3s}.ft__nav a:hover{color:var(--gold-l)}
.ft__bot{padding-top:26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--faint)}
.ft__bot .serif{font-style:italic}

/* ===== レスポンシブ ===== */
@media(max-width:900px){
  .hero::before{background:linear-gradient(180deg,rgba(8,9,18,.82) 0%,rgba(8,9,18,.46) 46%,rgba(8,9,18,.14) 100%)}
  .hero__ghost,.hero__side,.hero__cue{display:none}
  .hero h1 .l2{margin-left:0}.hero__row{margin-left:0}
  .why__head{grid-template-columns:1fr;gap:16px}
  .why__item{grid-template-columns:54px 1fr;gap:16px 20px}.why__item p{grid-column:1/-1}
  .proc__grid{grid-template-columns:1fr 1fr}.pstep{border-top:1px solid var(--line2)}
  .faq__grid,.contact .wrap{grid-template-columns:1fr;gap:34px}
}
@media(max-width:560px){
  .hero__in{padding-top:120px}
  .hero__cta{flex-direction:column;align-items:stretch}.hero__cta .btn{width:100%;justify-content:center}
  .proc__grid{grid-template-columns:1fr}
}

/* ===== サブページ（事業概要・各サービス詳細）共通 ===== */
.page-veil{position:fixed;inset:0;z-index:0;background:linear-gradient(180deg,rgba(11,12,20,.72),rgba(11,12,20,.88));pointer-events:none}
.subpage .scene{position:relative;z-index:1}
.phero{padding:138px 0 20px;position:relative}
.phero .crumb{font-family:var(--serif);font-style:italic;font-size:14px;letter-spacing:.06em;color:var(--muted);margin-bottom:24px;display:inline-flex;gap:10px}
.phero .crumb a{color:var(--gold-l)}
.phero .eyebrow{font-family:var(--serif);font-style:italic;font-size:18px;color:var(--gold-l);display:inline-flex;align-items:center;gap:14px}
.phero .eyebrow::before{content:"";width:46px;height:1px;background:var(--gold)}
.phero h1{font-family:var(--min);font-weight:800;font-size:clamp(40px,7.5vw,92px);line-height:1.12;letter-spacing:.03em;margin:22px 0 0}
.phero h1 .g{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.phero .lead{font-size:clamp(16px,2vw,20px);color:var(--ink);max-width:680px;margin-top:30px;line-height:2.2;font-weight:300}
.osec{padding:clamp(46px,6vw,84px) 0;position:relative;border-top:1px solid var(--line2)}
.osec .k{font-family:var(--serif);font-style:italic;font-size:16px;color:var(--gold-l);display:block;margin-bottom:18px}
.osec h2{font-family:var(--min);font-weight:700;font-size:clamp(25px,3.6vw,42px);letter-spacing:.04em;line-height:1.45}
.osec .note{color:var(--muted);font-size:15px;line-height:2.1;margin-top:18px;max-width:680px;font-weight:300}
.prob{display:grid;grid-template-columns:1fr 1fr;gap:14px 28px;margin-top:40px}
.prob li{display:flex;gap:13px;align-items:flex-start;font-size:15.5px;color:var(--ink);line-height:1.8;padding:18px 0;border-bottom:1px solid var(--line2)}
.prob li::before{content:"";flex:none;width:22px;height:22px;border-radius:50%;border:1px solid var(--line);background:radial-gradient(circle at 50% 45%,rgba(99,102,241,.5),transparent 70%);margin-top:3px}
.caps{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line2);border:1px solid var(--line2);margin-top:44px}
.caps div{background:var(--bg);padding:30px 26px}
.caps .n{font-family:var(--serif);font-style:italic;font-size:15px;color:var(--gold)}
.caps h3{font-family:var(--min);font-weight:700;font-size:17px;margin:14px 0 8px;letter-spacing:.02em}
.caps p{color:var(--muted);font-size:13.5px;line-height:1.9;font-weight:300}
.oflow{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line2);border:1px solid var(--line2);margin-top:40px}
.oflow>div{background:var(--bg);padding:28px 24px}
.oflow .n{font-family:var(--serif);font-style:italic;font-size:24px;color:var(--gold)}
.oflow h4{font-family:var(--min);font-weight:700;font-size:16px;margin:12px 0 8px}
.oflow p{color:var(--muted);font-size:13px;line-height:1.85;font-weight:300}
.ogrid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:50px}
.ocard{display:block;border:1px solid var(--line2);border-radius:8px;padding:36px 30px;background:linear-gradient(180deg,rgba(99,102,241,.06),rgba(11,12,20,.2));transition:.5s var(--ease)}
.ocard:hover{border-color:var(--gold);transform:translateY(-5px)}
.ocard .no{font-family:var(--serif);font-style:italic;font-size:15px;color:var(--gold)}
.ocard h3{font-family:var(--min);font-weight:700;font-size:22px;margin:14px 0 6px;letter-spacing:.03em}
.ocard .en{font-family:var(--serif);font-style:italic;font-size:14px;color:var(--muted)}
.ocard p{color:var(--muted);font-size:14px;line-height:2;margin-top:14px;font-weight:300}
.ocard .go{display:inline-flex;gap:8px;margin-top:18px;font-size:13px;color:var(--gold-l)}
.octa{text-align:center;padding:clamp(66px,8vw,112px) 0;border-top:1px solid var(--line2)}
.octa h2{font-family:var(--min);font-weight:700;font-size:clamp(28px,4.5vw,52px);letter-spacing:.04em;line-height:1.4}
.octa p{color:var(--muted);margin:22px auto 36px;font-size:15px;max-width:560px}
@media(max-width:860px){.prob,.caps,.oflow,.ogrid{grid-template-columns:1fr}}

/* Works：実物スクショ表示 */
.work{text-decoration:none;display:block}
.work__img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:top center;z-index:1;transition:transform .7s var(--ease)}
.work:hover .work__img img{transform:scale(1.05)}

/* ===== 概要リスト（dl）：ラベルと内容の階層を明確に ===== */
.dl{margin-top:44px;border-top:1px solid var(--line2)}
.dl__row{display:grid;grid-template-columns:220px 1fr;gap:18px 40px;align-items:baseline;padding:26px 2px;border-bottom:1px solid var(--line2)}
.dl__row dt{font-family:var(--sans);font-size:12px;font-weight:500;letter-spacing:.18em;color:var(--gold-l)}
.dl__row dd{font-family:var(--min);font-size:clamp(17px,1.9vw,21px);font-weight:500;color:var(--ink);line-height:1.7}
.dl__row dd span{display:block;font-family:var(--sans);font-weight:300;font-size:13px;color:var(--muted);margin-top:6px;line-height:1.8}
.dl__row dd a{font-family:var(--sans);font-size:15px;font-weight:400}
@media(max-width:760px){.dl__row{grid-template-columns:1fr;gap:8px;padding:22px 2px}}