:root{
  --void:#050708;
  --void2:#090c0e;
  --panel:#0d1114;
  --hair:#1c2226;
  --hair-hi:#2c353b;
  --w:#f4f6f5;
  --dim:#7d8a8c;
  --amber:#ffae00;
  --amber-dim:rgba(255,174,0,.14);
  --jp:"Noto Sans JP",sans-serif;
  --en:"Space Grotesk",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
[id]{scroll-margin-top:88px}
.skip{position:fixed;left:-9999px;top:12px;z-index:500;background:var(--amber);color:var(--void);padding:11px 20px;font-weight:700;font-size:13px}
.skip:focus{left:12px}
body{
  font-family:var(--jp);background:var(--void);color:var(--w);
  font-size:15px;line-height:1.9;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
svg,img{display:block}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
:focus-visible{outline:1.5px solid var(--amber);outline-offset:4px}
::selection{background:var(--amber);color:var(--void)}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* ================= header ================= */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(5,7,8,.6);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.07);
}
.hd{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{display:inline-flex;align-items:center;transition:filter .25s}
.logo:hover{filter:brightness(1.2)}
.logo img{height:26px;width:auto;display:block}
nav.gnav{display:flex;gap:34px}
nav.gnav a{font-family:var(--mono);font-size:11px;letter-spacing:.2em;white-space:nowrap;color:#aeb9b8;transition:color .25s}
nav.gnav a:hover{color:var(--amber)}
.hd-cta{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--void);
  background:var(--w);padding:9px 20px;transition:.25s;font-weight:500;
}
.hd-cta:hover{background:var(--amber)}
.menu-btn{display:none;background:none;border:1px solid var(--hair-hi);padding:8px 12px;font-family:var(--mono);font-size:10px;color:var(--w);cursor:pointer;letter-spacing:.2em}

/* ================= hero ================= */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.slides{position:absolute;inset:0}
.slide{
  position:absolute;inset:0;opacity:0;transition:opacity 1.8s ease;
  background-size:cover;background-position:center right;
}
.slide.act{opacity:1}
.slide .im{
  position:absolute;inset:0;background-size:cover;background-position:center right;
  animation:kb 14s linear infinite;
}
@keyframes kb{0%{transform:scale(1)}100%{transform:scale(1.08)}}
/* 暗幕：左テキスト保護＋下部フェード */
.hero .shade{
  position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(90deg,rgba(5,7,8,.94) 0%,rgba(5,7,8,.82) 30%,rgba(5,7,8,.35) 62%,rgba(5,7,8,.25) 100%),
    linear-gradient(0deg,var(--void) 2%,transparent 26%),
    linear-gradient(180deg,rgba(5,7,8,.65) 0%,transparent 22%);
}
.hero .wrap{position:relative;z-index:2;width:100%}
.kicker{
  font-family:var(--mono);font-size:11px;letter-spacing:.42em;color:var(--amber);
  display:flex;align-items:center;gap:14px;
}
.kicker::before{content:"";width:34px;height:1px;background:var(--amber)}
h1{
  font-weight:900;letter-spacing:.005em;
  font-size:clamp(50px,8.4vw,114px);line-height:1.14;
  margin:30px 0 0;text-shadow:0 6px 60px rgba(0,0,0,.6);
  min-height:2.3em;
}
h1 .thin{font-weight:300;color:#b9c4c2}
.hero .sub{
  margin-top:30px;max-width:560px;font-size:15.5px;color:#ccd6d4;
  text-shadow:0 2px 24px rgba(0,0,0,.8);
}
.hero .sub b{color:var(--w);font-weight:700}
.hero-cta{display:flex;gap:16px;margin-top:44px;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:12px;
  font-family:var(--mono);font-size:12px;letter-spacing:.22em;
  padding:17px 36px;transition:.3s;
}
.btn-fill{background:var(--w);color:var(--void);font-weight:500}
.btn-fill:hover{background:var(--amber)}
.btn-frame{border:1px solid rgba(255,255,255,.35);color:var(--w);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}
.btn-frame:hover{border-color:var(--amber);color:var(--amber)}
/* スライドインジケータ（下部中央） */
.dots{position:absolute;left:50%;transform:translateX(-50%);bottom:76px;z-index:3;display:flex;gap:14px}
.dots button{
  width:8px;height:8px;border:1px solid rgba(255,255,255,.5);background:transparent;
  cursor:pointer;transition:.3s;padding:0;
}
.dots button.act{background:var(--amber);border-color:var(--amber);box-shadow:0 0 10px rgba(255,174,0,.6)}
/* コーナーブラケット */
.brkt{position:absolute;width:18px;height:18px;border:1px solid rgba(255,255,255,.25);pointer-events:none;z-index:3}
.brkt.tl{top:86px;left:24px;border-right:none;border-bottom:none}
.brkt.tr{top:86px;right:24px;border-left:none;border-bottom:none}
.brkt.bl{bottom:78px;left:24px;border-right:none;border-top:none}
.brkt.br{bottom:78px;right:24px;border-left:none;border-top:none}
/* テレメトリバー */
.telemetry{
  position:absolute;left:0;right:0;bottom:0;z-index:3;
  border-top:1px solid rgba(255,255,255,.1);
  background:rgba(5,7,8,.55);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.telemetry .wrap{
  display:flex;justify-content:space-between;align-items:center;
  height:54px;gap:24px;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.18em;color:var(--dim);
  padding-right:104px;
}
.telemetry .t{display:flex;gap:10px;white-space:nowrap}
.telemetry .t b{color:var(--amber);font-weight:500}
.telemetry .live{display:flex;align-items:center;gap:8px;color:#aeb9b8}
.telemetry .live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 8px var(--amber)}50%{opacity:.3;box-shadow:none}}

/* ================= marquee ================= */
.mq{border-bottom:1px solid var(--hair);overflow:hidden;padding:14px 0;background:var(--void2)}
.mq-track{display:flex;width:max-content;animation:marq 36s linear infinite}
@keyframes marq{to{transform:translateX(-50%)}}
.mq span{font-family:var(--en);font-weight:500;font-size:13px;letter-spacing:.32em;color:#3d484c;padding:0 34px;white-space:nowrap}
.mq span i{font-style:normal;color:var(--amber);opacity:.7;padding-right:34px;font-size:9px;vertical-align:middle}
@media(prefers-reduced-motion:reduce){.mq-track{animation:none;flex-wrap:wrap}}

/* ================= stats ================= */
.stats{padding:110px 0 90px;border-bottom:1px solid var(--hair)}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.st{border-left:1px solid var(--hair-hi);padding-left:28px;position:relative}
.st::before{content:"";position:absolute;left:-1px;top:0;width:1px;height:26px;background:var(--amber)}
.st .v{
  font-family:var(--en);font-weight:700;font-size:clamp(46px,5.4vw,74px);
  line-height:1.05;font-variant-numeric:tabular-nums;
}
.st .v i{font-style:normal;font-family:var(--mono);font-size:.32em;color:var(--amber);font-weight:400;margin-left:6px;letter-spacing:.1em}
.st .l{font-family:var(--mono);font-size:10.5px;letter-spacing:.3em;color:var(--dim);margin-top:12px}

/* ================= manifesto ================= */
.manifesto{padding:160px 0 130px}
.manifesto .m-label{font-family:var(--mono);font-size:11px;letter-spacing:.42em;color:var(--dim);margin-bottom:36px}
.manifesto p{
  font-weight:700;font-size:clamp(27px,4.2vw,50px);line-height:1.72;
  max-width:1020px;
}
.manifesto p .hl{color:var(--amber)}
.manifesto p .mute{color:#3d484c}

/* ================= section shell ================= */
section{padding:120px 0}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:64px;flex-wrap:wrap}
.sec-head .eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.42em;color:var(--amber)}
.sec-head h2{font-weight:900;font-size:clamp(34px,4.6vw,58px);line-height:1.3;margin-top:16px}
.sec-head .idx{font-family:var(--mono);font-size:11px;letter-spacing:.2em;color:var(--dim)}

/* ================= chinchilla flagship ================= */
.flag{border-top:1px solid var(--hair);border-bottom:1px solid var(--hair);background:var(--void2)}
.flag .wrap{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:center}
.flag .art svg{width:100%;max-width:520px;height:auto;margin:0 auto}
.flag .p-label{font-family:var(--mono);font-size:11px;letter-spacing:.42em;color:var(--amber)}
.flag h2{font-family:var(--en);font-weight:700;font-size:clamp(44px,5.6vw,76px);letter-spacing:-.01em;line-height:1.05;margin:20px 0 6px}
.flag .jp-sub{font-weight:700;font-size:19px;color:#c9d2d0}
.flag .desc{margin-top:22px;font-size:14.5px;color:#a7b3b1;max-width:440px}
.spec-row{display:flex;flex-wrap:wrap;margin-top:38px;border:1px solid var(--hair)}
.spec-row div{min-width:120px}
.spec-row div{flex:1;padding:18px 22px;border-right:1px solid var(--hair)}
.spec-row div:last-child{border-right:none}
.spec-row .sv{font-family:var(--en);font-weight:700;font-size:26px}
.spec-row .sv i{font-style:normal;font-size:12px;color:var(--amber);font-family:var(--mono);margin-left:3px}
.spec-row .sl{font-family:var(--mono);font-size:9.5px;letter-spacing:.24em;color:var(--dim);margin-top:4px}
.flag .plink{
  margin-top:36px;display:inline-flex;align-items:center;gap:14px;
  font-family:var(--mono);font-size:12px;letter-spacing:.24em;color:var(--amber);
  transition:gap .3s;
}
.flag .plink:hover{gap:24px}
.chipglow{animation:chipglow 3.4s ease-in-out infinite}
@keyframes chipglow{0%,100%{opacity:.35}50%{opacity:.9}}
.scanline{animation:scan 4s linear infinite}
@keyframes scan{0%{transform:translateY(-70px);opacity:0}12%{opacity:1}88%{opacity:1}100%{transform:translateY(70px);opacity:0}}

/* ================= scroll progress ================= */
#pbar{
  position:fixed;top:0;left:0;height:2px;width:0;z-index:300;
  background:var(--amber);box-shadow:0 0 10px rgba(255,174,0,.7);
}

/* ================= side section nav ================= */
.snav{
  position:fixed;right:26px;top:50%;transform:translateY(-50%);
  z-index:95;display:flex;flex-direction:column;gap:18px;
}
.snav a{display:flex;align-items:center;justify-content:flex-end;gap:12px}
.snav .lb{
  font-family:var(--mono);font-size:9px;letter-spacing:.26em;color:var(--dim);
  opacity:0;transform:translateX(8px);transition:.3s;white-space:nowrap;
}
.snav a:hover .lb,.snav a.act .lb{opacity:1;transform:none}
.snav a.act .lb{color:var(--amber)}
.snav i{
  width:8px;height:8px;border:1px solid var(--dim);flex-shrink:0;
  transition:.3s;transform:rotate(45deg);
}
.snav a:hover i{border-color:var(--w)}
.snav a.act i{background:var(--amber);border-color:var(--amber);box-shadow:0 0 10px rgba(255,174,0,.7)}

/* ================= carousel (HUD slider) ================= */
.car-ctl{display:flex;align-items:center;gap:14px}
/* 自動巡回インジケータ */
.auto-lb{
  font-family:var(--mono);font-size:9px;letter-spacing:.28em;color:#aeb9b8;
  display:flex;align-items:center;gap:8px;min-width:86px;justify-content:flex-end;
}
.auto-lb::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--amber);animation:pulse 1.6s infinite;flex-shrink:0}
.auto-lb.paused{color:var(--dim)}
.auto-lb.paused::before{background:var(--dim);animation:none;box-shadow:none}
/* 次送りカウントダウン・リング */
.car-btn{position:relative}
.car-btn .ring{
  position:absolute;inset:-3px;width:calc(100% + 6px);height:calc(100% + 6px);
  transform:rotate(-90deg);pointer-events:none;overflow:visible;
}
.car-btn .ring circle{
  fill:none;stroke:var(--amber);stroke-width:2;
  stroke-dasharray:216;stroke-dashoffset:216;
  filter:drop-shadow(0 0 4px rgba(255,174,0,.5));
}
.car-cnt{
  font-family:var(--en);font-weight:700;font-size:14px;letter-spacing:.12em;
  color:var(--w);min-width:74px;text-align:center;font-variant-numeric:tabular-nums;
}
.car-cnt i{font-style:normal;color:var(--dim);font-weight:400}
.car-btn{
  width:48px;height:48px;border:1px solid var(--hair-hi);background:transparent;
  color:var(--w);font-family:var(--en);font-size:19px;cursor:pointer;transition:.25s;
  display:flex;align-items:center;justify-content:center;
}
.car-btn:hover{background:var(--amber);border-color:var(--amber);color:var(--void)}
.car-btn:disabled{opacity:.25;pointer-events:none}
.car{
  display:flex;gap:16px;overflow-x:auto;
  scroll-snap-type:x mandatory;scroll-behavior:smooth;
  scrollbar-width:none;-ms-overflow-style:none;
  padding:2px;margin:0 -2px;
  -webkit-overflow-scrolling:touch;overscroll-behavior-x:contain;
}
.car::-webkit-scrollbar{display:none}
.car>*{scroll-snap-align:start;flex:0 0 auto}
.car-track{height:2px;background:var(--hair);margin-top:26px;position:relative;overflow:hidden}
.car-track i{
  position:absolute;top:0;bottom:0;left:0;width:0;
  background:var(--amber);box-shadow:0 0 8px rgba(255,174,0,.6);
  transition:width .35s cubic-bezier(.16,1,.3,1);
}
.car-hint{
  display:none;font-family:var(--mono);font-size:9.5px;letter-spacing:.26em;
  color:var(--dim);margin-top:14px;text-align:center;
}
/* ナンバードジャンプボタン */
.car-jump{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}
.car-jump button{
  min-width:38px;height:32px;border:1px solid var(--hair-hi);background:transparent;
  color:var(--dim);font-family:var(--en);font-weight:500;font-size:11.5px;
  letter-spacing:.08em;cursor:pointer;transition:.25s;padding:0 8px;
}
.car-jump button:hover{border-color:var(--w);color:var(--w)}
.car-jump button.act{
  background:var(--amber);border-color:var(--amber);color:var(--void);
  font-weight:700;box-shadow:0 0 12px rgba(255,174,0,.5);
}
/* カルーセル遷移演出：非アクティブは沈める */
.car>*{transition:opacity .55s ease,transform .55s cubic-bezier(.16,1,.3,1),border-color .3s}
.car>.dimd{opacity:.32;transform:scale(.96)}
/* ヒーロー・スライド切替のスキャン光 */
.slide-scan{
  position:absolute;top:0;bottom:0;width:2px;left:-2%;opacity:0;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,transparent,var(--amber) 30%,var(--amber) 70%,transparent);
  box-shadow:0 0 24px 4px rgba(255,174,0,.55);
}
.slide-scan.run{animation:sscan 1.5s cubic-bezier(.65,0,.35,1)}
@keyframes sscan{0%{left:-2%;opacity:0}8%{opacity:1}92%{opacity:1}100%{left:102%;opacity:0}}
/* 入場スライドのズーム */
@keyframes kbIn{from{transform:scale(1.12)}to{transform:scale(1)}}
.slide.enter .im{animation:kbIn 1.9s cubic-bezier(.16,1,.3,1) forwards,kb 14s linear 1.9s infinite}

/* ================= divisions: image cards ================= */
.dc{
  width:min(392px,86vw);
  background:var(--void);border:1px solid var(--hair);position:relative;overflow:hidden;
  display:flex;flex-direction:column;transition:border-color .3s;
}
.dc:hover{border-color:var(--hair-hi)}
.dc .ph{position:relative;height:210px;overflow:hidden}
.dc .ph img{
  width:100%;height:100%;object-fit:cover;object-position:center right;
  filter:grayscale(.55) brightness(.72) contrast(1.05);
  transition:filter .5s ease,transform .6s cubic-bezier(.16,1,.3,1);
}
.dc:hover .ph img{filter:grayscale(0) brightness(.92);transform:scale(1.05)}
.dc .ph::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,7,8,.25),rgba(5,7,8,0) 40%,rgba(5,7,8,.85) 96%);
}
.dc .code{
  position:absolute;top:16px;left:20px;z-index:2;
  font-family:var(--mono);font-size:10px;letter-spacing:.3em;color:var(--w);
  background:rgba(5,7,8,.55);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:5px 10px;
  border-left:2px solid var(--amber);
}
.dc .body{padding:24px 26px 26px;flex:1;display:flex;flex-direction:column}
.dc h3{font-weight:900;font-size:21px;line-height:1.4}
.dc .en{font-family:var(--mono);font-size:9.5px;letter-spacing:.3em;color:var(--dim);margin-top:6px}
.dc p{font-size:12.5px;color:#93a09e;margin-top:12px;flex:1}
.dc .go{
  margin-top:18px;display:flex;align-items:center;justify-content:space-between;
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;color:var(--dim);transition:color .3s;
}
.dc:hover .go{color:var(--amber)}
.dc .go .ar{transition:transform .3s}
.dc:hover .go .ar{transform:translate(4px,-4px)}

/* ================= fields: image tiles ================= */
.fields{background:var(--void2);border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
.ft-tile{
  position:relative;width:min(430px,84vw);height:440px;height:min(64svh,440px);
  overflow:hidden;display:flex;align-items:flex-end;border:1px solid var(--hair);
}
.ft-tile img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center right;
  filter:brightness(.62) saturate(.9);
  transition:filter .5s,transform .7s cubic-bezier(.16,1,.3,1);
}
.ft-tile:hover img{filter:brightness(.85) saturate(1.05);transform:scale(1.06)}
.ft-tile::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,7,8,.15),transparent 38%,rgba(5,7,8,.9) 92%);
}
.ft-tile .tx{position:relative;z-index:2;padding:26px 28px;width:100%}
.ft-tile h3{font-weight:900;font-size:22px;text-shadow:0 2px 20px rgba(0,0,0,.7)}
.ft-tile .fe{font-family:var(--mono);font-size:9.5px;letter-spacing:.32em;color:var(--amber);margin-top:4px}
.ft-tile p{font-size:12px;color:#c3cecb;margin-top:8px;max-height:0;opacity:0;overflow:hidden;transition:max-height .45s ease,opacity .45s ease}
.ft-tile:hover p{max-height:80px;opacity:1}
.ft-tile .fnum{
  position:absolute;top:18px;right:22px;z-index:2;
  font-family:var(--en);font-weight:700;font-size:12px;color:rgba(255,255,255,.55);
  letter-spacing:.1em;
}

/* ================= services duo ================= */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--hair);border:1px solid var(--hair)}
.duo .half{background:var(--void);padding:60px 52px;position:relative;overflow:hidden;transition:background .3s;display:block}
.duo .half:hover{background:var(--void2)}
.duo .verb{font-weight:900;font-size:clamp(32px,3.8vw,50px);line-height:1.3}
.duo .half:last-child .verb{color:var(--amber)}
.duo .co{font-size:15px;font-weight:700;margin-top:22px}
.duo .role{font-family:var(--mono);font-size:10px;letter-spacing:.28em;color:var(--dim);margin-top:6px}
.duo .dgo{
  font-family:var(--mono);font-size:11.5px;letter-spacing:.22em;color:var(--amber);
  margin-top:30px;display:inline-flex;gap:10px;transition:gap .3s;
}
.duo .half:hover .dgo{gap:20px}
.duo .en-bg{
  position:absolute;bottom:-14px;right:-6px;font-family:var(--en);font-weight:700;
  font-size:110px;color:#0d1114;line-height:1;pointer-events:none;user-select:none;
  transition:color .4s;
}
.duo .half:hover .en-bg{color:#12181c}

/* ================= news teaser ================= */
.nx{border-top:1px solid var(--hair)}
.nx a{display:grid;grid-template-columns:120px 1fr auto;gap:24px;align-items:center;padding:22px 8px;border-bottom:1px solid var(--hair);transition:.3s}
.nx a:hover{padding-left:22px}
.nx .dt{font-family:var(--en);font-weight:700;font-size:13px;font-variant-numeric:tabular-nums;color:var(--dim)}
.nx a:hover .dt{color:var(--amber)}
.nx .tt{font-size:14px;font-weight:500;color:#c9d2d0;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nx .ar{font-family:var(--en);color:var(--dim);transition:.3s}
.nx a:hover .ar{color:var(--amber);transform:translate(3px,-3px)}
.nx-all{font-family:var(--mono);font-size:11px;letter-spacing:.22em;color:var(--amber)}
@media(max-width:720px){.nx a{grid-template-columns:1fr auto;gap:6px 14px}.nx .dt{font-size:11.5px}.nx .tt{grid-column:1/-1}}
/* ================= CTA ================= */
.cta{padding:180px 0;text-align:center;position:relative;overflow:hidden;border-top:1px solid var(--hair)}
.cta .bg{position:absolute;inset:0}
.cta .bg img{width:100%;height:100%;object-fit:cover;object-position:center;filter:brightness(.3) saturate(.85)}
.cta .bg::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse 70% 80% at 50% 50%,rgba(5,7,8,.2),var(--void) 96%)}
.cta .wrap{position:relative;z-index:2}
.cta .k{font-family:var(--mono);font-size:11px;letter-spacing:.42em;color:var(--amber)}
.cta h2{font-weight:900;font-size:clamp(40px,6.4vw,86px);line-height:1.3;margin-top:26px;text-shadow:0 6px 60px rgba(0,0,0,.7)}
.cta .m{font-family:var(--mono);font-size:11px;letter-spacing:.32em;color:#aeb9b8;margin-top:26px}
.cta .btn{margin-top:46px}

/* ================= footer ================= */
footer{border-top:1px solid var(--hair);padding:64px 0 36px;background:var(--void2)}
.ftg{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px}
.ftg .desc{font-size:12.5px;color:var(--dim);margin-top:18px;max-width:300px}
.ftg h4{font-family:var(--mono);font-size:10px;letter-spacing:.34em;color:var(--dim);margin-bottom:20px;font-weight:400}
.ftg ul{list-style:none}
.ftg ul li{margin-bottom:11px}
.ftg ul a{font-size:13px;color:#b9c4c2;transition:color .2s}
.ftg ul a:hover{color:var(--amber)}
.ft-langs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:52px;padding-top:22px;border-top:1px solid var(--hair)}
.ft-langs .fl-lb{font-family:var(--mono);font-size:9px;letter-spacing:.3em;color:var(--dim);margin-right:10px}
.ft-langs a{font-family:var(--mono);font-size:10px;letter-spacing:.1em;color:#aeb9b8;border:1px solid var(--hair-hi);padding:5px 12px;transition:.25s}
.ft-langs a:hover{border-color:var(--amber);color:var(--amber)}
.ft-langs a.on{background:var(--amber);border-color:var(--amber);color:var(--void)}
.ft-btm a:hover{color:var(--amber)}
.ft-btm{
  margin-top:60px;padding-top:24px;border-top:1px solid var(--hair);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:#4a5559;
}

/* ================= AI boot intro ================= */
#intro{
  position:fixed;inset:0;z-index:999;background:var(--void);
  display:flex;align-items:center;justify-content:center;
  transition:clip-path 1s cubic-bezier(.76,0,.24,1);
  clip-path:inset(0 0 0 0);cursor:pointer;
}
#intro.out{clip-path:inset(0 0 100% 0);pointer-events:none}
#neural{position:absolute;inset:0;width:100%;height:100%;opacity:.8}
.in-center{position:relative;z-index:2;text-align:center}
.in-logo{
  font-family:var(--en);font-weight:700;font-size:clamp(20px,3vw,30px);
  letter-spacing:.3em;display:flex;align-items:center;gap:14px;justify-content:center;
}
.in-logo::before{content:"";width:12px;height:12px;background:var(--amber);clip-path:polygon(0 0,100% 0,100% 70%,70% 100%,0 100%)}
.in-logo small{font-family:var(--mono);font-weight:400;font-size:10px;letter-spacing:.4em;color:var(--dim);align-self:flex-end}
.in-status{
  font-family:var(--en);font-weight:700;font-size:clamp(52px,8vw,96px);
  margin-top:26px;font-variant-numeric:tabular-nums;line-height:1;
}
.in-status i{font-style:normal;font-size:.35em;color:var(--amber);font-family:var(--mono);font-weight:400}
.in-bar{width:min(320px,60vw);height:2px;background:var(--hair);margin:26px auto 0;position:relative;overflow:hidden}
.in-bar i{position:absolute;left:0;top:0;bottom:0;width:0%;background:var(--amber);box-shadow:0 0 12px var(--amber)}
.in-log{
  position:absolute;left:28px;bottom:26px;z-index:2;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--dim);
  line-height:2;min-height:110px;
}
.in-log .ok{color:var(--amber)}
.in-skip{
  position:absolute;right:28px;bottom:26px;z-index:2;
  font-family:var(--mono);font-size:9.5px;letter-spacing:.3em;color:#3d484c;
}
.in-brkt{position:absolute;width:22px;height:22px;border:1px solid var(--hair-hi);z-index:2}
.in-brkt.tl{top:22px;left:22px;border-right:none;border-bottom:none}
.in-brkt.tr{top:22px;right:22px;border-left:none;border-bottom:none}
.in-brkt.bl{bottom:22px;left:22px;border-right:none;border-top:none}
.in-brkt.br{bottom:22px;right:22px;border-left:none;border-top:none}
body.locked{overflow:hidden}

/* ヒーロー上のニューラル網 */
#heronet{position:absolute;inset:0;z-index:1;opacity:.5;pointer-events:none}

/* デコード＆タイピング */
.dec{white-space:pre-wrap}
.dec .gl{color:var(--amber);opacity:.85}
.type-cursor{
  display:inline-block;width:.55em;height:1.15em;background:var(--amber);
  vertical-align:text-bottom;margin-left:4px;animation:cblink 1s steps(1) infinite;
}
@keyframes cblink{50%{opacity:0}}
.hero .sub.typing{min-height:3.6em}



/* ===== 右下：上下セクション誘導 ===== */
.vnav{position:fixed;right:26px;bottom:26px;z-index:96;display:flex;flex-direction:column;gap:7px}
.vnav button{
  width:46px;height:46px;border:1px solid var(--hair-hi);
  background:rgba(5,7,8,.62);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  color:var(--w);font-family:var(--en);font-size:17px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;transition:.25s;
}
.vnav button:hover{background:var(--amber);border-color:var(--amber);color:var(--void)}
.vnav button:disabled{opacity:.22;pointer-events:none}
.vnav .vlbl{
  font-family:var(--mono);font-size:9px;letter-spacing:.14em;color:var(--amber);
  text-align:center;padding:1px 0;font-variant-numeric:tabular-nums;
}
@media(max-width:720px){
  .vnav{right:14px;bottom:14px}
  .vnav button{width:42px;height:42px;font-size:15px}
}

@media(max-height:600px) and (orientation:landscape){
  .hero{min-height:auto;padding:120px 0 96px}
  .hero h1{font-size:clamp(36px,7vw,60px);min-height:0}
}
/* ===== ヘッダー言語切替（HUDパネル） ===== */
.hd-r{display:flex;align-items:center;gap:14px}
.lsw{position:relative}
.lsw-btn{
  display:inline-flex;align-items:center;gap:9px;height:36px;padding:0 13px;
  background:transparent;border:1px solid var(--hair-hi);color:#c9d2d0;
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;cursor:pointer;transition:.25s;
}
.lsw-btn .ld{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 8px var(--amber)}
.lsw-btn .car{font-size:8px;transition:transform .25s;color:var(--dim)}
.lsw-btn:hover,.lsw.open .lsw-btn{border-color:var(--amber);color:var(--amber)}
.lsw.open .lsw-btn .car{transform:rotate(180deg)}
.lsw-panel{
  position:absolute;top:calc(100% + 13px);right:0;width:min(600px,94vw);
  background:rgba(7,10,12,.94);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border:1px solid var(--hair-hi);padding:18px;z-index:130;
  opacity:0;transform:translateY(-10px);pointer-events:none;visibility:hidden;
  transition:opacity .28s cubic-bezier(.16,1,.3,1),transform .28s cubic-bezier(.16,1,.3,1),visibility .28s;
}
.lsw-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--amber),transparent 65%)}
.lsw.open .lsw-panel{opacity:1;transform:none;pointer-events:auto;visibility:visible}
.lsw-hd{font-family:var(--mono);font-size:9px;letter-spacing:.32em;color:var(--dim);margin-bottom:13px;display:flex;align-items:center;gap:10px}
.lsw-hd::after{content:"";flex:1;height:1px;background:var(--hair)}
.lsw-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--hair);border:1px solid var(--hair)}
.lsw-grid a{background:var(--void);padding:11px 13px;display:flex;justify-content:space-between;align-items:center;gap:8px;transition:.2s}
.lsw-grid a b{font-size:12.5px;font-weight:500;color:#c9d2d0;white-space:nowrap}
.lsw-grid a i{font-family:var(--mono);font-style:normal;font-size:8.5px;letter-spacing:.12em;color:var(--dim)}
.lsw-grid a:hover{background:var(--panel)}
.lsw-grid a:hover b{color:var(--amber)}
.lsw-grid a.on{background:var(--amber-dim);box-shadow:inset 2px 0 0 var(--amber)}
.lsw-grid a.on b{color:var(--amber)}
@keyframes lspulse{0%,100%{opacity:1}50%{opacity:.3}}
/* 地域検知サジェスト */
.lang-suggest{
  position:fixed;top:76px;left:50%;transform:translate(-50%,-14px);z-index:150;
  display:flex;align-items:center;gap:13px;max-width:94vw;
  background:rgba(7,10,12,.92);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--hair-hi);border-left:2px solid var(--amber);padding:11px 15px;
  font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:#c9d2d0;
  opacity:0;transition:.45s cubic-bezier(.16,1,.3,1);
}
.lang-suggest.show{opacity:1;transform:translate(-50%,0)}
.lang-suggest::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--amber);animation:lspulse 1.6s infinite;flex-shrink:0}
.lang-suggest a{color:var(--amber);white-space:nowrap;font-weight:600}
.lang-suggest .lx{background:none;border:none;color:var(--dim);cursor:pointer;font-size:13px;padding:0 2px}
.lang-suggest .lx:hover{color:var(--w)}
@media(max-width:720px){
  .lsw-btn{padding:0 10px;letter-spacing:.1em}
  .lsw-panel{position:fixed;top:62px;left:0;right:0;width:auto;border-left:none;border-right:none}
  .lsw-grid{grid-template-columns:1fr 1fr}
}

/* ================= reveal ================= */
.rv{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1)}
.rv.on{opacity:1;transform:none}
.rv.d1{transition-delay:.08s}.rv.d2{transition-delay:.16s}.rv.d3{transition-delay:.24s}

/* タッチ端末: ホバー演出の代替（写真は常時カラー・説明は常時表示） */
@media(hover:none){
  .car-jump button{min-width:44px;height:44px;font-size:12.5px}
  .dc .ph img{filter:grayscale(0) brightness(.85)}
  .ft-tile img{filter:brightness(.72) saturate(1)}
  .ft-tile p{max-height:80px;opacity:1}
}
/* ================= responsive ================= */
@media(max-width:1020px){
  .stats .wrap{grid-template-columns:1fr 1fr;gap:44px}
  .flag .wrap{grid-template-columns:1fr;gap:50px}
  .duo{grid-template-columns:1fr}
  .ftg{grid-template-columns:1fr 1fr}
  .dots{display:none}
  .snav{display:none}
}
@media(max-width:1120px){
  nav.gnav{gap:18px}
  nav.gnav a{font-size:10px;letter-spacing:.12em}
}
@media(max-width:900px){
  nav.gnav{display:none}
  nav.gnav.open{
    display:flex;flex-direction:column;gap:22px;position:absolute;top:62px;left:0;right:0;
    background:var(--void);border-bottom:1px solid var(--hair);padding:28px 32px;
  }
  nav.gnav.open a{font-size:12px;letter-spacing:.2em}
  .menu-btn{display:block}
  .hd-cta{display:none}
}
@media(max-width:720px){
  section{padding:80px 0}
  .manifesto{padding:110px 0 90px}
  .telemetry .t.hide-m{display:none}
  .car-btn{width:42px;height:42px}
  .duo .half{padding:42px 30px}
  .duo .en-bg{font-size:76px}
  .hero .sub.typing{min-height:5.2em}
  .car-hint{display:block}
  .dc .ph{height:186px}
  .ft-tile{height:400px;height:min(58svh,400px)}
  .ft-tile p{max-height:80px;opacity:1}
  .ftg{grid-template-columns:1fr}
  .brkt{display:none}
}

/* duo背景写真 */
.duo .half{position:relative;overflow:hidden}
.half-ph{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.13;filter:saturate(.6);transition:opacity .5s,transform 1s cubic-bezier(.16,1,.3,1);transform:scale(1.03)}
.duo .half:hover .half-ph{opacity:.24;transform:scale(1.08)}
.duo .half>*{position:relative}
.half-ph+*{position:relative}
.jab{font-family:var(--mono);font-size:8.5px;letter-spacing:.12em;color:var(--dim);border:1px solid var(--hair-hi);padding:1px 6px;border-radius:2px;flex-shrink:0}