:root{
  --bg:#060e18;
  --bg-2:#0a1520;
  --bg-3:#0f1a28;
  --panel:rgba(255,255,255,.04);
  --panel-2:rgba(255,255,255,.022);
  --stroke:rgba(255,255,255,.07);
  --stroke-2:rgba(45,127,224,.22);
  --text:#eaf0f7;
  --muted:#8a9bae;
  --accent:#2D7FE0;
  --accent-2:#5BA0F0;
  --accent-3:#1B6DD6;
  --green:#3ECDA8;
  --green-2:#5EDDBE;
  --green-3:#2DBF9A;
  --gold:#c9a84c;
  --gold-2:#e6cf8b;
  --gold-3:#8f7130;
  --shadow:0 20px 60px rgba(0,0,0,.38);
  --radius:20px;
  --container:min(1260px, calc(100% - 48px));
  --ease:cubic-bezier(.16,.68,.14,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  background:
    radial-gradient(ellipse at 15% 0%, rgba(45,127,224,.10), transparent 38%),
    radial-gradient(ellipse at 85% 8%, rgba(62,205,168,.06), transparent 30%),
    linear-gradient(180deg, #060e18 0%, #081420 40%, #060e18 100%);
  font-family:"Inter","Noto Sans","Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Segoe UI",Roboto,"Helvetica Neue",Arial,system-ui,-apple-system,BlinkMacSystemFont,sans-serif;
  text-rendering:optimizeLegibility;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    linear-gradient(90deg, rgba(255,255,255,.018) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255,255,255,.014) 1px, transparent 1px);
  background-size:72px 72px;
  mask-image: radial-gradient(circle at center, rgba(0,0,0,.4), transparent 85%);
  opacity:.1;
}
a{color:inherit;text-decoration:none}
img,svg,canvas{display:block;max-width:100%}
button,input,textarea{font:inherit}
.page-shell{position:relative;z-index:1;min-height:100vh}
.container{width:var(--container);margin:0 auto}
.accent-text{
  background:linear-gradient(135deg,var(--accent-2) 0%, var(--accent) 40%, var(--green) 100%);
  background-size:200% auto;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 8s ease-in-out infinite;
}
.gold-text{
  background:linear-gradient(135deg,var(--gold-2) 0%, var(--gold) 40%, var(--gold-2) 60%, var(--gold) 100%);
  background-size:200% auto;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:shimmer 6s ease-in-out infinite;
}
@keyframes shimmer{
  0%,100%{background-position:0% center}
  50%{background-position:100% center}
}

/* ===== HEADER ===== */
.site-header{
  position:fixed;left:0;top:0;width:100%;z-index:1000;
  transition:background .35s ease,border-color .35s ease,box-shadow .35s ease;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(6,14,24,.82);
  backdrop-filter:blur(22px) saturate(1.2);
  -webkit-backdrop-filter:blur(22px) saturate(1.2);
  border-bottom-color:rgba(255,255,255,.06);
  box-shadow:0 12px 40px rgba(0,0,0,.32);
}
.navbar{
  width:min(1360px, calc(100% - 32px));
  margin:0 auto;
  min-height:80px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:0;flex-shrink:0}
.brand-lockup{display:block;line-height:0;filter:drop-shadow(0 6px 16px rgba(0,0,0,.15))}
.brand-lockup img{height:42px;width:auto;display:block}
.nav-main{display:flex;align-items:center;gap:28px}
.nav-main a{
  color:rgba(255,255,255,.72);font-size:14px;font-weight:500;position:relative;padding:8px 0;
  transition:color .3s ease;letter-spacing:.02em;
}
.nav-main a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:linear-gradient(90deg, var(--accent), var(--green));
  border-radius:2px;
  transform:scaleX(0);opacity:0;transition:transform .3s ease, opacity .3s ease;
  transform-origin:left;
}
.nav-main a:hover,.nav-main a.active{color:#fff}
.nav-main a:hover::after,.nav-main a.active::after{transform:scaleX(1);opacity:1}
.nav-right{display:flex;align-items:center;gap:14px}
.lang-switch{display:flex;align-items:center;gap:6px}
.lang-switch a{
  min-width:40px;height:36px;padding:0 10px;border-radius:999px;
  display:grid;place-items:center;color:rgba(255,255,255,.6);font-size:12px;font-weight:500;
  border:1px solid rgba(255,255,255,.06);
  background:rgba(255,255,255,.025);
  transition:all .3s ease;
}
.lang-switch a:hover,.lang-switch a.current{
  transform:translateY(-1px);
  border-color:rgba(45,127,224,.3);
  background:rgba(45,127,224,.08);
  color:var(--accent-2);
}
.lang-switch-mobile{display:none}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;cursor:pointer;
  border:1px solid rgba(255,255,255,.06);background:rgba(255,255,255,.025);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;color:#fff;
}
.menu-toggle span{width:17px;height:1.5px;border-radius:999px;background:currentColor;transition:all .25s ease}
body.nav-open .menu-toggle span:nth-child(1){transform:translateY(5.5px) rotate(45deg)}
body.nav-open .menu-toggle span:nth-child(2){opacity:0}
body.nav-open .menu-toggle span:nth-child(3){transform:translateY(-5.5px) rotate(-45deg)}

/* ===== HERO ===== */
.hero{
  position:relative;padding:140px 0 80px;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(45,127,224,.10), transparent 40%),
    radial-gradient(ellipse at 80% 30%, rgba(62,205,168,.06), transparent 35%),
    linear-gradient(180deg, rgba(6,14,24,0), rgba(6,14,24,.12) 50%, rgba(6,14,24,.7));
}
.hero::after{
  content:"";position:absolute;bottom:0;left:0;right:0;height:140px;
  background:linear-gradient(180deg, transparent, var(--bg));
  pointer-events:none;z-index:0;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;position:relative;z-index:1}
.hero-copy h1{
  margin:20px 0 20px;color:#fff;
  font-size:clamp(38px, 5.2vw, 68px);line-height:1.06;letter-spacing:-.04em;
  font-weight:800;
}
.hero-copy .lead{
  margin:0;max-width:720px;color:rgba(255,255,255,.72);font-size:17px;line-height:1.85;
}
.tagline{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--accent-2);font-size:11px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  padding:8px 14px;border-radius:999px;border:1px solid rgba(45,127,224,.18);
  background:rgba(45,127,224,.06);
}
.tagline::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 0 rgba(45,127,224,.4);animation:pulse 2.4s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(45,127,224,.4)}
  70%{box-shadow:0 0 0 12px rgba(45,127,224,0)}
  100%{box-shadow:0 0 0 0 rgba(45,127,224,0)}
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.button{
  min-height:52px;padding:14px 24px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-weight:600;font-size:14px;transition:all .3s var(--ease);
  border:1px solid transparent;letter-spacing:.02em;
}
.button svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2}
.button.primary{
  color:#fff;
  background:linear-gradient(135deg, var(--accent), var(--accent-3));
  box-shadow:0 12px 34px rgba(45,127,224,.22);
}
.button.primary:hover{transform:translateY(-2px);box-shadow:0 16px 42px rgba(45,127,224,.32)}
.button.primary{position:relative;overflow:hidden}
.button.primary::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg, transparent 40%, rgba(255,255,255,.14) 50%, transparent 60%);
  background-size:250% 100%;
  animation:btn-shine 5s ease-in-out infinite;
}
@keyframes btn-shine{
  0%,100%{background-position:200% center}
  50%{background-position:-50% center}
}
.button.ghost{
  color:rgba(255,255,255,.88);background:rgba(255,255,255,.03);border-color:rgba(255,255,255,.08)
}
.button.ghost:hover{transform:translateY(-2px);border-color:rgba(45,127,224,.2);background:rgba(45,127,224,.05)}

/* ===== PANELS / CARDS ===== */
.hero-panel,.hero-visual,.panel,.card,.feature,.phase-card,.stats-panel,.contact-card,.process-step,.partner-card,.market-card,.viewer-shell,.gateway-card,.investment-card,.turbine-card,.grid-impact-card{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.018));
  border:1px solid rgba(255,255,255,.06);
  box-shadow:var(--shadow);
  border-radius:var(--radius);
}
.hero-panel,.hero-visual,.panel,.viewer-shell{padding:28px}
.hero-panel::before,.hero-visual::before,.panel::before,.card::before,.feature::before,.phase-card::before,.stats-panel::before,.contact-card::before,.process-step::before,.partner-card::before,.market-card::before,.viewer-shell::before,.gateway-card::before,.investment-card::before,.turbine-card::before,.grid-impact-card::before{
  content:"";position:absolute;left:24px;right:24px;top:0;height:1px;
  background:linear-gradient(90deg, transparent, rgba(45,127,224,.5), rgba(62,205,168,.3), transparent);
}
.hero-panel .metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.metric{
  padding:20px;border-radius:16px;background:rgba(255,255,255,.028);
  border:1px solid rgba(255,255,255,.05);
}
.metric-label{color:var(--accent-2);font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase}
.metric-value{margin-top:12px;display:flex;align-items:flex-end;gap:5px;flex-wrap:wrap}
.metric-value .num{
  font-size:40px;line-height:.92;font-family:"Playfair Display",serif;
  font-weight:700;color:#fff;letter-spacing:-.04em
}
.metric-value .unit{color:var(--accent-2);font-weight:700;font-size:14px}

/* ===== SECTIONS ===== */
.section{padding:100px 0}
.section-slate{background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.008),rgba(255,255,255,.02))}
.section-head{
  display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:end;margin-bottom:52px
}
.eyebrow{
  color:var(--accent-2);font-size:11px;font-weight:700;letter-spacing:.26em;text-transform:uppercase;margin-bottom:12px
}
.section-title{margin:0;font-size:clamp(28px,3.8vw,44px);letter-spacing:-.035em;font-weight:700;line-height:1.15}
.section-desc{margin:0;color:var(--muted);line-height:1.85;font-size:16px;max-width:560px}

/* ===== GRIDS ===== */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.grid-5{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}

/* ===== FEATURES / CARDS ===== */
.icon-shell{
  width:52px;height:52px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(135deg, rgba(45,127,224,.12), rgba(62,205,168,.06));
  border:1px solid rgba(45,127,224,.12);
  transition:transform .3s var(--ease), background .3s ease;
}
.icon-shell svg{width:24px;height:24px;stroke:var(--accent-2);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.feature,.card,.phase-card,.turbine-card,.grid-impact-card,.investment-card{padding:28px}
.feature h3,.card h3,.phase-card h3,.turbine-card h3,.grid-impact-card h3,.partner-card h3,.market-card h3,.investment-card h3{margin:16px 0 10px;color:#fff;font-size:18px;letter-spacing:-.02em}
.partner-card h3 .romanized{display:block;margin-top:5px;font-size:11px;font-weight:400;color:rgba(150,170,190,.55);letter-spacing:.02em;line-height:1.35;font-style:normal;text-transform:none}
.feature p,.card p,.phase-card p,.turbine-card p,.grid-impact-card p,.partner-card p,.market-card p,.investment-card p{margin:0;color:var(--muted);line-height:1.8;font-size:15px}
.feature:hover .icon-shell,.card:hover .icon-shell,.phase-card:hover .icon-shell,.turbine-card:hover .icon-shell,.grid-impact-card:hover .icon-shell,.market-card:hover .icon-shell,.partner-card:hover .icon-shell,.investment-card:hover .icon-shell{
  transform:scale(1.06);
  background:rgba(45,127,224,.16);
}
.link-inline{
  display:inline-flex;align-items:center;gap:8px;margin-top:14px;
  color:var(--accent-2);font-weight:600;font-size:14px;
  transition:gap .25s ease,color .25s ease;
}
.link-inline svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2}
.link-inline:hover{gap:14px;color:var(--green)}

/* ===== HERO PANEL ===== */
.card-kicker{
  color:var(--accent-2);font-size:11px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;margin-bottom:18px
}
.hero-aside-list{display:grid;gap:20px}
.hero-aside-item{display:grid;grid-template-columns:40px 1fr;gap:14px;align-items:start}
.hero-aside-item strong{display:block;color:#fff;margin-bottom:6px;font-size:15px}
.hero-aside-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
.mini-icon{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(45,127,224,.08);border:1px solid rgba(45,127,224,.1);
}
.mini-icon svg{width:18px;height:18px;stroke:var(--accent-2);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ===== HERO SUMMARY ===== */
.hero-summary{margin-top:22px;border-top:1px solid rgba(255,255,255,.06);padding-top:22px;display:grid;gap:16px}
.summary-item{display:grid;grid-template-columns:38px 1fr;gap:14px;align-items:start}
.summary-item strong{display:block;color:#fff;margin-bottom:5px;font-size:14px}
.summary-item span{display:block;color:var(--muted);font-size:13px;line-height:1.7}

/* ===== 3D VIEWER ===== */
.viewer-shell{border-radius:var(--radius)}
.viewer-top{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:start;margin-bottom:20px}
.viewer-copy p{margin:8px 0 0;color:var(--muted);line-height:1.8;font-size:15px}
.viewer-toolbar{display:flex;flex-wrap:wrap;gap:8px}
.viewer-btn{
  padding:8px 16px;border-radius:999px;cursor:pointer;font-size:13px;font-weight:600;
  color:rgba(255,255,255,.65);background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.06);transition:all .28s ease;
}
.viewer-btn:hover{color:#fff;background:rgba(45,127,224,.08);border-color:rgba(45,127,224,.18)}
.viewer-btn.active{color:#fff;background:rgba(45,127,224,.14);border-color:rgba(45,127,224,.28)}
.viewer-stage{
  position:relative;min-height:580px;height:580px;
  border-radius:18px;overflow:hidden;
  background:linear-gradient(180deg,#242e3a,#1a242e 60%,#131c26);
}
.viewer-stage canvas{
  width:100%;height:100%;display:block;touch-action:none;cursor:grab;
}
.viewer-stage canvas.dragging{cursor:grabbing}
.viewer-hud{
  position:absolute;top:16px;left:50%;transform:translateX(-50%);
  padding:8px 16px;border-radius:999px;background:rgba(6,14,24,.6);
  backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.08);
  color:rgba(255,255,255,.55);font-size:12px;white-space:normal;max-width:calc(100% - 28px);text-align:center;z-index:6;
}
.viewer-badge{
  position:absolute;bottom:16px;right:20px;
  padding:8px 14px;border-radius:10px;background:rgba(6,14,24,.55);
  backdrop-filter:blur(8px);border:1px solid rgba(45,127,224,.15);
  color:var(--accent-2);font-size:11px;font-weight:700;letter-spacing:.14em;z-index:6;
}
.viewer-meta{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}
.legend{display:flex;flex-wrap:wrap;gap:10px}
.legend-chip{
  padding:10px 14px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);
  display:flex;flex-direction:column;gap:3px;
}
.legend-chip strong{color:#fff;font-size:13px}
.legend-chip small{color:var(--muted);font-size:11px}
.viewer-side{
  padding:22px;border-radius:18px;border:1px solid rgba(255,255,255,.06);
  background:rgba(255,255,255,.025)
}
.viewer-side h3{margin:0 0 12px;color:#fff;font-size:18px}
.viewer-side ul{margin:0;padding-left:18px;color:var(--muted);line-height:1.85;font-size:14px}
.viewer-side li+li{margin-top:6px}

/* ===== TIMELINE ===== */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.timeline-item{padding:24px;border-radius:var(--radius);background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.06);position:relative}
.timeline-item::before{
  content:"";position:absolute;left:24px;right:24px;top:0;height:1px;
  background:linear-gradient(90deg, transparent, rgba(45,127,224,.4), transparent);
}
.timeline-item h3{margin:10px 0 8px;color:#fff;font-size:17px}
.timeline-item p{margin:0;color:var(--muted);line-height:1.8;font-size:14px}

/* ===== INVESTMENT BANNER ===== */
.investment-banner{
  padding:48px;border-radius:var(--radius);
  background:linear-gradient(135deg, rgba(45,127,224,.08), rgba(62,205,168,.04));
  border:1px solid rgba(45,127,224,.12);
  display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;
}
.investment-banner h2{margin:0 0 12px;font-size:32px;color:#fff;letter-spacing:-.03em}
.investment-banner p{margin:0;color:var(--muted);line-height:1.8;font-size:16px;max-width:680px}
.investment-amount{
  text-align:center;
}
.investment-amount .big-num{
  font-size:72px;font-family:"Playfair Display",serif;font-weight:700;
  background:linear-gradient(135deg,var(--accent-2),var(--green));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1;
}
.investment-amount .big-label{color:var(--muted);font-size:14px;margin-top:8px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}

/* ===== SPLIT ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.narrative p{color:var(--muted);line-height:1.9;font-size:16px}
.narrative p+p{margin-top:16px}
.stats-panel{padding:28px}
.stats-list{display:grid;gap:18px}
.stat-item{display:grid;gap:5px}
.stat-item span{color:var(--accent-2);font-size:12px;font-weight:600;letter-spacing:.12em;text-transform:uppercase}
.stat-item strong{color:#fff;font-size:15px;font-weight:500;line-height:1.6}
.pill-list{display:flex;flex-wrap:wrap;gap:10px}
.pill{
  padding:10px 16px;border-radius:999px;background:rgba(45,127,224,.06);
  border:1px solid rgba(45,127,224,.1);color:var(--accent-2);font-size:13px;font-weight:500;
}

/* ===== PHASE CARDS ===== */
.phase-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.partner-card{padding:24px}
.market-card{padding:24px}
.contact-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.contact-card{padding:24px}
.contact-card a{color:var(--accent-2)}
.process-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.process-step{padding:24px}
.process-step h3{margin:14px 0 10px;color:#fff;font-size:20px}
.process-step .step-num{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  color:#fff;font-weight:800;
  background:linear-gradient(135deg, var(--accent), var(--accent-3));
}

/* ===== NOTICE BOX ===== */
.notice-box{
  padding:40px;border-radius:var(--radius);
  background:linear-gradient(135deg, rgba(45,127,224,.05), rgba(62,205,168,.03));
  border:1px solid rgba(45,127,224,.1);
  transition:border-color .3s ease, box-shadow .3s ease;
}
.notice-box:hover{
  border-color:rgba(45,127,224,.2);
  box-shadow:0 12px 40px rgba(45,127,224,.06);
}
.notice-box h3{margin:0 0 12px;color:#fff;font-size:22px}
.notice-box p{margin:0;color:var(--muted);line-height:1.85;font-size:16px}

/* ===== GATEWAY ===== */
.gateway{
  min-height:100vh;display:grid;place-items:center;padding:48px 0
}
.gateway-grid{
  width:min(1360px, calc(100% - 36px));
  display:grid;gap:18px;grid-template-columns:repeat(4,minmax(0,1fr))
}
.gateway-card{padding:28px}
.gateway-card h2{margin:16px 0 10px;font-size:26px;color:#fff;letter-spacing:-.03em}
.gateway-card p{margin:0;color:var(--muted);line-height:1.8}
.gateway-head{text-align:center;margin-bottom:34px}
.gateway-head h1{margin:18px 0 12px;font-size:clamp(32px,4.4vw,52px);letter-spacing:-.04em}
.gateway-head p{margin:0 auto;max-width:720px;color:var(--muted);line-height:1.9}
.gateway-logo{margin:0 auto 18px;display:block;width:min(300px,68vw);filter:drop-shadow(0 14px 42px rgba(0,0,0,.25))}

/* ===== VIEWER STAGE ===== */
.viewer-stage::before{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:1;
  background:
    radial-gradient(circle at 50% 82%, rgba(45,127,224,.12), transparent 34%),
    linear-gradient(180deg, rgba(255,255,255,.02), rgba(0,0,0,.14) 70%, rgba(0,0,0,.24));
}
.viewer-stage::after{
  content:"";position:absolute;inset:0;pointer-events:none;z-index:1;
  box-shadow:inset 0 -100px 120px rgba(0,0,0,.28), inset 0 60px 70px rgba(255,255,255,.03);
}
.viewer-hud,.viewer-badge{z-index:6}

/* ===== FOOTER ===== */
.footer{
  position:relative;padding:72px 0 28px;border-top:1px solid rgba(255,255,255,.06);
  background:linear-gradient(180deg, rgba(255,255,255,.01), rgba(255,255,255,.005))
}
.footer-grid{
  display:grid;grid-template-columns:1.3fr .8fr .6fr .8fr;gap:24px
}
.footer-brand p{margin:14px 0 0;color:var(--muted);line-height:1.8;font-size:14px}
.footer-brand .brand-lockup img{height:36px}
.footer-title{
  margin:0 0 16px;color:var(--accent-2);font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase
}
.footer-links{display:grid;gap:10px}
.footer-links a{color:rgba(255,255,255,.72);font-size:14px;transition:transform .25s ease,color .25s ease}
.footer-links a:hover{transform:translateX(4px);color:var(--accent-2)}
.footer-bottom{
  margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.05);
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:12px
}

/* ===== SCROLL REVEAL ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in-view{opacity:1;transform:none}
.delay-1{transition-delay:.06s}.delay-2{transition-delay:.12s}.delay-3{transition-delay:.18s}.delay-4{transition-delay:.24s}

/* ===== SCROLL TOP ===== */
.scroll-top{
  position:fixed;right:24px;bottom:24px;z-index:999;
  width:46px;height:46px;border-radius:50%;cursor:pointer;
  border:1px solid rgba(45,127,224,.2);
  background:rgba(6,14,24,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  color:var(--accent-2);display:grid;place-items:center;
  opacity:0;transform:translateY(10px);pointer-events:none;
  transition:opacity .3s ease, transform .3s ease, background .2s ease;
  box-shadow:0 8px 24px rgba(0,0,0,.28);
}
.scroll-top.visible{opacity:1;transform:none;pointer-events:auto}
.scroll-top:hover{background:rgba(45,127,224,.1);border-color:rgba(45,127,224,.35)}
.scroll-top svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ===== HERO SUBPAGE ===== */
.hero-subpage{padding-bottom:60px}
.hero-subpage .hero-copy h1{font-size:clamp(34px,4.8vw,58px)}

/* ===== RESPONSIVE ===== */
@media (max-width: 1120px){
  .hero-grid,.split,.viewer-meta,.section-head,.footer-grid,.investment-banner{grid-template-columns:1fr}
  .hero-grid,.split,.viewer-meta{display:grid}
  .section-head{align-items:start}
  .footer-grid{grid-template-columns:1fr 1fr}
  .grid-4,.contact-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline,.process-grid{grid-template-columns:1fr}
  .investment-banner{text-align:center}
  .investment-amount{margin-top:12px}
}
@media (max-width: 920px){
  .menu-toggle{display:flex}
  .nav-main{
    position:fixed;left:14px;right:14px;top:76px;display:none;
    padding:18px;border-radius:18px;background:rgba(6,14,24,.94);
    border:1px solid rgba(255,255,255,.06);box-shadow:var(--shadow);flex-direction:column;align-items:flex-start
  }
  body.nav-open .nav-main{display:flex}
  .lang-switch{display:none}
  body.nav-open .lang-switch-mobile{display:flex;margin-top:8px;padding-top:12px;border-top:1px solid rgba(255,255,255,.06)}
  .hero{padding-top:120px}
  .grid-3,.phase-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .navbar{min-height:72px}
}
@media (max-width: 680px){
  :root{--container:min(1260px, calc(100% - 24px))}
  .hero-copy h1{font-size:clamp(32px, 9vw, 48px)}
  .hero-copy .lead{font-size:15px}
  .hero-panel .metrics,.grid-2,.grid-3,.grid-4,.grid-5,.contact-grid,.gateway-grid,.footer-grid,.phase-grid{grid-template-columns:1fr}
  .button{width:100%}
  .viewer-stage,.viewer-stage canvas{min-height:440px;height:440px}
  .brand-lockup img{height:34px}
  .gateway-logo{width:min(240px,68vw)}
  .viewer-toolbar{margin-top:8px}
  .viewer-top{display:grid;grid-template-columns:1fr}
  .footer-bottom{align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}


/* ===== V5 INTERNATIONAL BRAND OVERRIDES ===== */
:root{
  --bg:#07111c;
  --bg-2:#0b1522;
  --bg-3:#111c2b;
  --panel:rgba(255,255,255,.055);
  --panel-2:rgba(255,255,255,.032);
  --stroke:rgba(148,163,184,.16);
  --stroke-2:rgba(79,140,255,.28);
  --text:#f4f8ff;
  --muted:#94a3b8;
  --accent:#4f8cff;
  --accent-2:#c7daff;
  --accent-3:#2f6dde;
  --green:#3cc7c8;
  --green-2:#82e5e4;
  --green-3:#28b3b4;
  --gold:#c7d4ea;
  --gold-2:#eff5ff;
  --gold-3:#90a4c5;
  --shadow:0 26px 80px rgba(2,8,23,.42);
  --radius:24px;
}
body{
  background:
    radial-gradient(ellipse at 18% 0%, rgba(79,140,255,.16), transparent 36%),
    radial-gradient(ellipse at 84% 10%, rgba(60,199,200,.10), transparent 32%),
    linear-gradient(180deg,#07111c 0%, #0a1320 32%, #0b1421 68%, #08111b 100%);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
body::before{
  opacity:.07;
  background-size:88px 88px;
}
.accent-text{
  background:linear-gradient(135deg,#eff5ff 0%, var(--accent-2) 16%, var(--accent) 58%, var(--green) 100%);
}
.gold-text{
  background:linear-gradient(135deg,#f7fbff 0%, #d2def5 45%, #f7fbff 100%);
}
.site-header.scrolled{
  background:rgba(8,17,27,.76);
  border-bottom-color:rgba(255,255,255,.08);
  box-shadow:0 18px 44px rgba(2,8,23,.32);
}
.navbar{
  min-height:92px;
  gap:28px;
}
.site-header .brand-lockup{
  display:flex;
  align-items:center;
  padding:10px 16px;
  border-radius:18px;
  background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.028));
  border:1px solid rgba(255,255,255,.08);
  box-shadow:0 14px 40px rgba(0,0,0,.24), inset 0 1px 0 rgba(255,255,255,.05);
}
.site-header .brand-lockup img{
  width:clamp(180px,16vw,232px);
  height:auto;
  max-width:none;
}
.footer .brand-lockup img{
  width:clamp(150px,13vw,188px);
  height:auto;
  max-width:none;
}
.gateway-logo{
  width:min(420px,82vw);
  filter:drop-shadow(0 24px 60px rgba(0,0,0,.36));
}
.gateway-head{
  margin-bottom:44px;
}
.nav-main a{
  font-weight:560;
  color:rgba(255,255,255,.78);
}
.lang-switch a{
  background:rgba(255,255,255,.035);
  border-color:rgba(255,255,255,.08);
  color:rgba(255,255,255,.72);
}
.lang-switch a:hover,.lang-switch a.current{
  background:rgba(79,140,255,.12);
  border-color:rgba(79,140,255,.34);
  color:#fff;
}
.menu-toggle{
  background:rgba(255,255,255,.035);
  border-color:rgba(255,255,255,.08);
}
.hero{
  padding:160px 0 96px;
}
.hero::before{
  background:
    radial-gradient(ellipse at 18% 16%, rgba(79,140,255,.14), transparent 38%),
    radial-gradient(ellipse at 82% 22%, rgba(60,199,200,.07), transparent 34%),
    linear-gradient(180deg, rgba(7,17,28,0), rgba(7,17,28,.18) 52%, rgba(7,17,28,.72));
}
.hero-copy h1{
  max-width:14ch;
}
.tagline{
  padding:9px 16px;
  border-color:rgba(79,140,255,.22);
  background:rgba(79,140,255,.08);
  color:#d8e6ff;
}
.tagline::before{
  background:var(--accent);
}
.button{
  min-height:54px;
  border-radius:16px;
}
.button.primary{
  background:linear-gradient(135deg,#4f8cff 0%, #2f6dde 78%);
  box-shadow:0 18px 42px rgba(59,130,246,.24);
}
.button.ghost{
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.1);
}
:where(.hero-panel,.hero-visual,.panel,.card,.feature,.phase-card,.stats-panel,.contact-card,.process-step,.partner-card,.market-card,.viewer-shell,.gateway-card,.investment-card,.turbine-card,.grid-impact-card,.timeline-item,.notice-box){
  background:linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.03));
  border-color:rgba(255,255,255,.085);
  box-shadow:var(--shadow);
}
:where(.hero-panel,.hero-visual,.panel,.card,.feature,.phase-card,.stats-panel,.contact-card,.process-step,.partner-card,.market-card,.viewer-shell,.gateway-card,.investment-card,.turbine-card,.grid-impact-card,.timeline-item,.notice-box)::before{
  background:linear-gradient(90deg, transparent, rgba(79,140,255,.62), rgba(60,199,200,.28), transparent);
}
.metric,.legend-chip,.viewer-side,.timeline-item{
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.075);
}
.metric-value .num,
.investment-amount .big-num{
  font-family:inherit;
  font-weight:800;
  letter-spacing:-.05em;
  font-variant-numeric:tabular-nums;
}
.metric-value .num{
  font-size:42px;
}
.investment-amount .big-num{
  background:linear-gradient(135deg,#f7fbff 0%, #c5d7ff 32%, #4f8cff 72%, #63d8d0 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.icon-shell,
.mini-icon{
  background:linear-gradient(135deg, rgba(79,140,255,.16), rgba(60,199,200,.08));
  border-color:rgba(79,140,255,.18);
}
.icon-shell svg,
.mini-icon svg{
  stroke:#d9e7ff;
}
.link-inline:hover{
  color:#fff;
}
.section-slate{
  background:linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.01), rgba(255,255,255,.025));
  border-top:1px solid rgba(255,255,255,.04);
  border-bottom:1px solid rgba(255,255,255,.04);
}
.viewer-stage{
  background:linear-gradient(180deg, #1f2a39 0%, #182432 58%, #111b27 100%);
}
.viewer-hud{
  background:rgba(7,17,28,.64);
  border-color:rgba(255,255,255,.1);
}
.viewer-badge{
  background:rgba(7,17,28,.64);
  color:#dbe8ff;
  border-color:rgba(79,140,255,.24);
}
.investment-banner{
  background:linear-gradient(135deg, rgba(79,140,255,.12), rgba(60,199,200,.06));
  border-color:rgba(79,140,255,.18);
}
.notice-box{
  background:linear-gradient(135deg, rgba(79,140,255,.07), rgba(60,199,200,.04));
  border-color:rgba(79,140,255,.14);
}
.pill{
  background:rgba(79,140,255,.09);
  border-color:rgba(79,140,255,.14);
  color:#d6e5ff;
}
.footer{
  padding-top:80px;
  background:linear-gradient(180deg, rgba(255,255,255,.012), rgba(255,255,255,.006));
  border-top-color:rgba(255,255,255,.08);
}
.footer-brand p{
  max-width:520px;
}
.gateway-card h2{
  font-size:24px;
}
.gateway-card .link-inline{
  margin-top:16px;
}
.scroll-top{
  background:rgba(8,17,27,.84);
  border-color:rgba(79,140,255,.24);
}
.phase-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
}
.phase-head .card-kicker{
  margin-bottom:0;
}
.phase-head .icon-shell{
  width:46px;
  height:46px;
}
.phase-head .icon-shell svg{
  width:22px;
  height:22px;
}
@media (max-width: 920px){
  .navbar{
    min-height:80px;
  }
  .site-header .brand-lockup{
    padding:8px 12px;
    border-radius:14px;
  }
  .site-header .brand-lockup img{
    width:clamp(154px,38vw,190px);
  }
  .nav-main{
    top:84px;
    background:rgba(8,17,27,.96);
  }
}
@media (max-width: 680px){
  .gateway-logo{
    width:min(300px,78vw);
  }
  .site-header .brand-lockup img{
    width:clamp(148px,44vw,176px);
  }
  .footer .brand-lockup img{
    width:160px;
  }
  .hero{
    padding-top:136px;
  }
  .metric-value .num{
    font-size:38px;
  }
  .investment-banner{
    padding:32px 24px;
  }
}


/* ===== TEXT CLIP SAFETY / MULTILINGUAL FALLBACK ===== */
.accent-text,
.gold-text,
.investment-amount .big-num{
  background:none;
  animation:none;
}
.accent-text{
  color:#dbe8ff;
}
.gold-text,
.investment-amount .big-num{
  color:#f7fbff;
}
@supports ((-webkit-background-clip:text) and (-webkit-text-fill-color: transparent)) {
  .accent-text{
    background:linear-gradient(135deg,#f7fbff 0%, #c5d7ff 35%, #4f8cff 68%, #63d8d0 100%);
    background-size:200% auto;
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
    color:transparent;
    animation:shimmer 8s ease-in-out infinite;
  }
  .gold-text{
    background:linear-gradient(135deg,#f7fbff 0%, #d2def5 45%, #f7fbff 100%);
    background-size:200% auto;
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
    color:transparent;
    animation:shimmer 6s ease-in-out infinite;
  }
  .investment-amount .big-num{
    background:linear-gradient(135deg,#f7fbff 0%, #c5d7ff 32%, #4f8cff 72%, #63d8d0 100%);
    -webkit-background-clip:text;
    background-clip:text;
    -webkit-text-fill-color:transparent;
    color:transparent;
  }
}


/* ===== V10 LAUNCH POLISH ===== */
:root{
  --brand-surface-top:#f8fbff;
  --brand-surface-bottom:#eef3f8;
  --brand-surface-border:rgba(193,206,224,.76);
}
.navbar{
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
}
.nav-main{
  flex:1 1 auto;
  justify-content:center;
  gap:22px;
  min-width:0;
  overflow:visible;
}
.nav-main a{
  white-space:nowrap;
  letter-spacing:.01em;
  flex-shrink:0;
}
.nav-right{flex-shrink:0}
.site-header .brand-lockup,
.footer .brand-lockup{
  filter:none;
  padding:10px 16px;
  border-radius:18px;
  background:linear-gradient(180deg,var(--brand-surface-top),var(--brand-surface-bottom));
  border:1px solid var(--brand-surface-border);
  box-shadow:0 16px 38px rgba(2,8,23,.18);
}
.site-header .brand-lockup img{
  width:clamp(228px,18.6vw,284px);
  height:auto;
  display:block;
}
.footer .brand-lockup img{
  width:clamp(190px,15.4vw,244px);
  height:auto;
  display:block;
}
.gateway-logo{
  filter:none;
  box-sizing:border-box;
  width:min(520px,88vw);
  padding:20px 28px;
  border-radius:28px;
  background:linear-gradient(180deg,var(--brand-surface-top),var(--brand-surface-bottom));
  border:1px solid var(--brand-surface-border);
  box-shadow:0 28px 68px rgba(2,8,23,.24);
}
.gateway-head p{
  max-width:680px;
  margin:0 auto;
}
.viewer-toolbar{gap:10px}
.viewer-btn{
  min-height:42px;
  padding:0 15px;
  white-space:nowrap;
}
.viewer-btn:hover{transform:translateY(-1px)}
.footer-brand p{max-width:560px}
@media (max-width: 1280px){
  .nav-main{gap:18px}
  .nav-main a{font-size:13.5px}
  .site-header .brand-lockup img{width:clamp(208px,18.1vw,252px)}
}
@media (max-width: 920px){
  .navbar{display:flex}
  .site-header .brand-lockup,
  .footer .brand-lockup{
    padding:8px 12px;
    border-radius:14px;
  }
  .site-header .brand-lockup img{width:clamp(170px,42vw,210px)}
}
@media (max-width: 680px){
  .gateway-logo{
    width:min(320px,82vw);
    padding:14px 18px;
    border-radius:22px;
  }
  .footer .brand-lockup img{width:172px}
  .viewer-toolbar{gap:8px}
  .viewer-btn{
    min-height:38px;
    padding:0 12px;
    font-size:13px;
  }
}



/* ===== V11 BRAND ADAPTATION / MISSION THEME ===== */
:root{
  --brand-card-border:rgba(192,206,223,.86);
  --brand-card-shadow:0 18px 44px rgba(2,8,23,.22);
}
.navbar{
  grid-template-columns:auto minmax(0,1fr) auto;
}
.nav-main{
  gap:18px;
}
.nav-main a{
  word-break:keep-all;
}
.site-header .brand-lockup,
.footer .brand-lockup{
  padding:0;
  border:0;
  background:none;
  box-shadow:none;
  border-radius:0;
}
.site-header .brand-lockup img,
.footer .brand-lockup img,
.gateway-logo{
  display:block;
  width:100%;
  max-width:100%;
  height:auto;
  border-radius:18px;
  border:1px solid var(--brand-card-border);
  box-shadow:var(--brand-card-shadow);
  background:#fff;
}
.site-header .brand-lockup img{
  width:clamp(192px, 15.6vw, 242px);
}
.footer .brand-lockup img{
  width:clamp(176px, 14.2vw, 228px);
}
.gateway-logo{
  width:min(460px, 86vw);
  margin:0 auto 18px;
  filter:none;
  padding:0;
  box-sizing:border-box;
}
.gateway-head{
  margin-bottom:46px;
}
.brand-mission,
.gateway-mission{
  position:relative;
  overflow:hidden;
  border-radius:22px;
  border:1px solid rgba(79,140,255,.18);
  background:linear-gradient(135deg, rgba(10,22,38,.84), rgba(13,27,42,.68));
  box-shadow:0 20px 44px rgba(2,8,23,.16), inset 0 1px 0 rgba(255,255,255,.04);
}
.brand-mission::before,
.gateway-mission::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg, transparent, rgba(79,140,255,.55), rgba(60,199,200,.3), transparent);
}
.brand-mission{
  margin-top:24px;
  max-width:760px;
  padding:18px 20px 18px 22px;
}
.gateway-mission{
  margin:24px auto 0;
  max-width:780px;
  padding:20px 24px;
  text-align:center;
}
.mission-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#d7e6ff;
  font-size:11px;
  font-weight:700;
  letter-spacing:.22em;
  text-transform:uppercase;
}
.mission-label::before{
  content:"";
  width:8px;
  height:8px;
  border-radius:999px;
  background:linear-gradient(135deg, #4f8cff, #3cc7c8);
  box-shadow:0 0 0 6px rgba(79,140,255,.12);
}
.mission-text{
  display:block;
  margin-top:12px;
  color:#fff;
  font-size:clamp(20px, 2.35vw, 28px);
  line-height:1.45;
  font-weight:760;
  letter-spacing:-.02em;
}
.gateway-mission .mission-text{
  font-size:clamp(22px, 2.8vw, 32px);
}
.mission-sub{
  display:block;
  margin-top:10px;
  color:rgba(219,232,255,.76);
  font-size:13px;
  line-height:1.7;
}
.footer-brand p{
  margin-top:16px;
}
.footer-brand p strong{
  display:block;
  color:#fff;
  font-size:15px;
  line-height:1.65;
  letter-spacing:.01em;
  margin-bottom:10px;
}
.footer-brand p span{
  display:block;
}
.hero-copy .lead{
  max-width:760px;
}
.hero-copy h1{
  max-width:15ch;
}
.gateway-card{
  transition:transform .28s var(--ease), border-color .28s ease, box-shadow .28s ease;
}
.gateway-card:hover{
  transform:translateY(-4px);
  border-color:rgba(79,140,255,.18);
  box-shadow:0 22px 54px rgba(2,8,23,.26);
}
@media (max-width: 1280px){
  .nav-main{
    gap:15px;
  }
  .nav-main a{
    font-size:13.2px;
  }
  .site-header .brand-lockup img{
    width:clamp(184px, 15vw, 226px);
  }
}
@media (max-width: 1100px){
  .nav-main{
    gap:12px;
  }
  .nav-main a{
    font-size:13px;
  }
}
@media (max-width: 1000px){
  .nav-main{
    gap:9px;
  }
  .nav-main a{
    font-size:12.5px;
    letter-spacing:0;
  }
  .site-header .brand-lockup img{
    width:clamp(160px, 14vw, 200px) !important;
  }
  .lang-switch a{
    min-width:36px;
    height:32px;
    padding:0 8px;
    font-size:11px;
  }
}
@media (max-width: 920px){
  .site-header .brand-lockup img{
    width:clamp(168px, 42vw, 210px);
    border-radius:14px;
  }
  .footer .brand-lockup img{
    width:172px;
    border-radius:14px;
  }
  .gateway-logo{
    border-radius:18px;
  }
}
@media (max-width: 680px){
  .brand-mission{
    padding:16px 16px 16px 18px;
    border-radius:18px;
  }
  .gateway-mission{
    padding:18px 18px;
    border-radius:18px;
  }
  .mission-text{
    font-size:clamp(18px, 6vw, 24px);
  }
  .mission-sub{
    font-size:12px;
  }
}


/* ===== V13 LOGO THEME ALIGNMENT ===== */
:root{
  --logo-chip-border:rgba(255,255,255,.08);
  --logo-chip-bg-top:rgba(12,23,38,.72);
  --logo-chip-bg-bottom:rgba(8,18,32,.44);
  --logo-chip-shadow:0 16px 38px rgba(2,8,23,.26);
}
.site-header .brand{
  padding:10px 16px;
  border-radius:18px;
  background:linear-gradient(180deg,var(--logo-chip-bg-top),var(--logo-chip-bg-bottom));
  border:1px solid var(--logo-chip-border);
  box-shadow:var(--logo-chip-shadow), inset 0 1px 0 rgba(255,255,255,.04);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.site-header .brand-lockup,
.footer .brand-lockup{
  padding:0;
  margin:0;
}
.site-header .brand-lockup img,
.footer .brand-lockup img,
.gateway-logo{
  border:0;
  border-radius:0;
  background:none;
  box-shadow:none;
}
.site-header .brand-lockup img{
  width:clamp(196px,15.8vw,244px);
  filter:drop-shadow(0 10px 24px rgba(2,8,23,.22)) drop-shadow(0 0 28px rgba(79,140,255,.10));
}
.footer .brand{
  padding:0;
  background:none;
  border:0;
  box-shadow:none;
  backdrop-filter:none;
  -webkit-backdrop-filter:none;
}
.footer .brand-lockup img{
  width:clamp(182px,14.6vw,226px);
  filter:drop-shadow(0 10px 24px rgba(2,8,23,.18));
}
.gateway-logo{
  width:min(500px,86vw);
  margin:0 auto 18px;
  filter:drop-shadow(0 18px 44px rgba(2,8,23,.34)) drop-shadow(0 0 40px rgba(79,140,255,.10));
}
.site-header.scrolled .brand{
  background:linear-gradient(180deg,rgba(12,23,38,.78),rgba(8,18,32,.54));
  border-color:rgba(255,255,255,.09);
}
@media (max-width: 920px){
  .site-header .brand{
    padding:8px 12px;
    border-radius:15px;
  }
  .site-header .brand-lockup img{
    width:clamp(162px,40vw,202px);
  }
  .footer .brand-lockup img{
    width:170px;
  }
}
@media (max-width: 680px){
  .gateway-logo{
    width:min(330px,84vw);
  }
}

/* ===== V15 BRAND WEBSITE INTEGRATION ===== */
:root{
  --brand-divider:rgba(136,165,206,.28);
}
.site-header .navbar{
  gap:clamp(18px,2vw,28px) !important;
}
.site-header .brand{
  padding:0 !important;
  margin-right:clamp(8px,1.5vw,18px);
  background:none !important;
  border:0 !important;
  border-radius:0 !important;
  box-shadow:none !important;
  backdrop-filter:none !important;
  -webkit-backdrop-filter:none !important;
  position:relative;
}
.site-header .brand::after{
  content:"";
  position:absolute;
  top:50%;
  right:calc(-1 * clamp(12px,1.6vw,20px));
  transform:translateY(-50%);
  width:1px;
  height:34px;
  background:linear-gradient(180deg, rgba(255,255,255,0), var(--brand-divider), rgba(255,255,255,0));
  opacity:.9;
  pointer-events:none;
}
.site-header .brand-lockup{
  filter:none !important;
}
.site-header .brand-lockup img{
  width:clamp(238px,19vw,302px) !important;
  height:auto !important;
  filter:drop-shadow(0 10px 26px rgba(2,8,23,.28)) drop-shadow(0 0 18px rgba(45,127,224,.08)) !important;
}
.site-header.scrolled .brand{
  background:none !important;
  border:0 !important;
  box-shadow:none !important;
}
.nav-main{
  gap:clamp(16px,1.8vw,24px) !important;
}
.nav-main a{
  white-space:nowrap;
  flex:0 0 auto;
  letter-spacing:.015em;
}
.footer .brand{
  padding:0 !important;
  background:none !important;
  border:0 !important;
  box-shadow:none !important;
  backdrop-filter:none !important;
  -webkit-backdrop-filter:none !important;
}
.footer .brand-lockup img{
  width:clamp(210px,16vw,272px) !important;
  height:auto !important;
  filter:drop-shadow(0 12px 24px rgba(2,8,23,.18)) !important;
}
.gateway-logo{
  width:min(440px,80vw) !important;
  filter:drop-shadow(0 20px 48px rgba(2,8,23,.28)) drop-shadow(0 0 28px rgba(45,127,224,.08)) !important;
}
@media (max-width: 1120px){
  .site-header .brand-lockup img{
    width:clamp(220px,22vw,280px) !important;
  }
  .nav-main{
    gap:16px !important;
  }
}
@media (max-width: 980px){
  .site-header .brand::after{
    display:none;
  }
}
@media (max-width: 680px){
  .site-header .brand-lockup img{
    width:clamp(170px,46vw,214px) !important;
  }
  .footer .brand-lockup img{
    width:clamp(180px,56vw,230px) !important;
  }
  .gateway-logo{
    width:min(320px,82vw) !important;
  }
}


/* ===== EMBEDDED 3D VIEWER ===== */
.viewer-toolbar-inline{justify-content:flex-end;align-items:flex-start}
.viewer-link-pill{display:inline-flex;align-items:center;justify-content:center;text-decoration:none;white-space:nowrap}
.viewer-stage.viewer-stage-embed{
  min-height:660px;height:660px;background:#060a0e;
  border:1px solid rgba(255,255,255,.06);
  box-shadow:inset 0 0 0 1px rgba(45,127,224,.08);
}
.viewer-stage.viewer-stage-embed iframe{
  width:100%;height:100%;border:0;display:block;background:#060a0e;
}
.viewer-stage.viewer-stage-embed::before,
.viewer-stage.viewer-stage-embed::after{display:none}
@media (max-width: 1200px){
  .viewer-stage.viewer-stage-embed{min-height:620px;height:620px}
}
@media (max-width: 900px){
  .viewer-stage.viewer-stage-embed{min-height:560px;height:560px}
  .viewer-link-pill{width:100%}
}
@media (max-width: 640px){
  .viewer-stage.viewer-stage-embed{min-height:520px;height:520px}
}


/* ===== V23 MOBILE ADAPTATION & NAV LANGUAGE ===== */
@media (max-width: 920px){
  body.nav-open{overflow:hidden}
  .nav-main{
    max-height:calc(100svh - 96px);
    overflow-y:auto;
    overscroll-behavior:contain;
  }
  .nav-main a{
    width:100%;
    padding:10px 0;
  }
  .lang-switch-mobile{
    width:100%;
    display:none;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:8px;
  }
  body.nav-open .lang-switch-mobile{
    display:grid;
  }
  .lang-switch-mobile a{
    min-width:0;
    width:100%;
    height:38px;
    padding:0 8px;
  }
  .section{padding:78px 0}
  .hero-grid{gap:24px}
  .hero-panel,.hero-visual,.panel,.viewer-shell{padding:22px}
}
@media (max-width: 680px){
  .navbar{
    width:min(1360px, calc(100% - 20px));
    gap:12px;
  }
  .nav-main{
    left:10px;
    right:10px;
    top:68px;
    padding:16px;
    border-radius:16px;
    gap:0;
  }
  .nav-main a::after{bottom:0}
  .hero{
    padding-top:104px;
    padding-bottom:48px;
  }
  .section{padding:64px 0}
  .section-desc,
  .hero-copy .lead,
  .investment-banner p,
  .contact-card p,
  .market-card p,
  .grid-impact-card p,
  .turbine-card p,
  .narrative p{
    font-size:14px;
    line-height:1.8;
  }
  .metric{padding:16px}
  .summary-item{gap:10px}
  .summary-item strong{font-size:13px}
  .summary-item span{font-size:12px}
  .brand-mission{margin-top:18px}
  .viewer-shell{padding:18px}
  .viewer-top{gap:14px;margin-bottom:16px}
  .viewer-meta{gap:16px;margin-top:16px}
  .legend{gap:8px}
  .legend-chip{
    width:100%;
    min-height:auto;
  }
  .viewer-toolbar-inline{justify-content:stretch}
  .viewer-link-pill{width:100%}
  .viewer-stage.viewer-stage-embed{
    min-height:460px;
    height:min(72svh, 500px);
  }
  .footer-bottom{
    gap:6px;
    align-items:flex-start;
  }
}
@media (max-width: 460px){
  .site-header .brand-lockup img{
    width:min(176px, 48vw) !important;
  }
  .hero-copy h1{
    max-width:none;
    font-size:clamp(30px, 9vw, 42px);
  }
  .hero-panel,.hero-visual,.panel,.viewer-shell,.card,.feature,.phase-card,.stats-panel,.contact-card,.process-step,.partner-card,.market-card,.gateway-card,.investment-card,.turbine-card,.grid-impact-card{
    border-radius:18px;
  }
  .viewer-stage.viewer-stage-embed{
    min-height:420px;
    height:min(68svh, 460px);
  }
  .mission-label{
    letter-spacing:.16em;
  }
}


/* ===== V25 FINAL NAV / MOBILE / QA ===== */
.navbar{
  gap:clamp(14px,1.4vw,22px);
}
.site-header .brand{
  flex:0 0 auto;
  min-width:0;
}
.site-header .brand-lockup img{
  width:clamp(210px,17vw,270px) !important;
}
.nav-main{
  flex:1 1 auto;
  min-width:0;
  justify-content:center;
  gap:clamp(10px,1.2vw,18px) !important;
}
.nav-main a{
  font-size:clamp(12.2px,.92vw,14px);
}
.nav-right{
  flex:0 0 auto;
  min-width:max-content;
  gap:10px;
}
.lang-switch{
  flex:0 0 auto;
}
.lang-switch a{
  min-width:34px;
  height:34px;
  padding:0 8px;
  font-size:11px;
}
@media (max-width: 1180px){
  .site-header .brand-lockup img{
    width:clamp(196px,16vw,246px) !important;
  }
  .nav-main{
    gap:10px !important;
  }
}
@media (max-width: 1020px){
  .site-header .brand-lockup img{
    width:clamp(178px,15vw,220px) !important;
  }
  .nav-main a{
    font-size:12px;
    letter-spacing:0;
  }
  .lang-switch a{
    min-width:32px;
    height:32px;
    padding:0 7px;
    font-size:10.5px;
  }
}
@media (max-width: 920px){
  .nav-main{
    flex:none;
    justify-content:flex-start;
  }
  .nav-main a{
    font-size:14px;
  }
}
@media (max-width: 680px){
  .site-header .brand-lockup img{
    width:clamp(162px,45vw,204px) !important;
  }
  .viewer-stage.viewer-stage-embed{
    min-height:400px;
    height:min(62svh, 460px);
  }
}
@media (max-width: 420px){
  .viewer-stage.viewer-stage-embed{
    min-height:360px;
    height:min(56svh, 410px);
  }
}


/* ===== V26 FINAL HARDENING ===== */
.nav-main{
  flex-wrap:nowrap;
}
.nav-main a,
.lang-switch a,
.viewer-btn,
.viewer-link-pill{
  white-space:nowrap;
  overflow-wrap:normal;
  word-break:keep-all;
}
@media (max-width: 920px){
  .nav-main{
    flex-wrap:nowrap;
  }
}
.gateway-noscript{
  margin-top:18px;
  padding:14px 16px;
  border-radius:16px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  color:rgba(255,255,255,.78);
  font-size:14px;
  line-height:1.7;
}
.gateway-noscript a{
  color:var(--accent-2);
  text-decoration:underline;
}


/* ===== V28 3D / MOBILE REFINEMENTS ===== */
.viewer-stage.viewer-stage-embed iframe{touch-action:pan-y pinch-zoom}
@media (max-width: 920px){
  .section{padding:74px 0}
  .viewer-stage.viewer-stage-embed{height:min(64svh, 520px)}
}
@media (max-width: 680px){
  .section{padding:60px 0}
  .viewer-shell{padding:16px}
  .legend-chip{padding:10px 12px}
  .viewer-stage.viewer-stage-embed{min-height:390px;height:min(58svh, 430px)}
}
@media (max-width: 420px){
  .viewer-stage.viewer-stage-embed{min-height:340px;height:min(52svh, 380px)}
  .section-desc{font-size:13.5px}
}


/* ===== V31 FINAL LAUNCH POLISH ===== */
.viewer-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
}
.viewer-copy{
  flex:1 1 320px;
  min-width:min(280px,100%);
}
.viewer-toolbar.viewer-toolbar-inline{
  margin-left:auto;
}
.viewer-stage.viewer-stage-embed{
  overflow:hidden;
}
.viewer-stage.viewer-stage-embed iframe{
  border-radius:22px;
}
@media (max-width: 920px){
  .viewer-top{gap:14px}
  .legend{
    display:flex;
    flex-wrap:nowrap;
    overflow-x:auto;
    padding-bottom:4px;
    scrollbar-width:none;
  }
  .legend::-webkit-scrollbar{display:none}
  .legend .legend-chip{flex:0 0 auto}
  .viewer-stage.viewer-stage-embed{height:min(66svh, 540px)}
}
@media (max-width: 680px){
  .viewer-top{flex-direction:column}
  .viewer-toolbar.viewer-toolbar-inline{
    width:100%;
    margin-left:0;
  }
  .viewer-toolbar.viewer-toolbar-inline .viewer-btn,
  .viewer-toolbar.viewer-toolbar-inline .viewer-link-pill{
    width:100%;
    justify-content:center;
  }
  .viewer-meta{grid-template-columns:1fr}
  .viewer-side{gap:12px}
  .viewer-stage.viewer-stage-embed{min-height:400px;height:min(60svh, 440px)}
}
@media (max-width: 420px){
  .viewer-stage.viewer-stage-embed{min-height:350px;height:min(54svh, 390px)}
}


/* ===== V34 FINAL LAUNCH HARDENING ===== */
html{
  scroll-padding-top:110px;
  -webkit-text-size-adjust:100%;
  text-size-adjust:100%;
}
main[id],
section[id]{
  scroll-margin-top:110px;
}
.skip-link{
  position:fixed;
  left:12px;
  top:12px;
  z-index:1200;
  padding:10px 14px;
  border-radius:12px;
  background:rgba(8,17,27,.96);
  border:1px solid rgba(79,140,255,.34);
  color:#fff;
  box-shadow:0 14px 34px rgba(2,8,23,.3);
  transition:transform .22s ease, opacity .22s ease;
}
.skip-link:not(:focus){
  transform:translateY(-160%);
  opacity:0;
  pointer-events:none;
}
:where(a,button,[role="button"],.gateway-card,.menu-toggle,.viewer-link-pill,.viewer-btn):focus-visible{
  outline:2px solid var(--accent-2);
  outline-offset:3px;
}
body.nav-open::before{
  content:"";
  position:fixed;
  inset:0;
  background:rgba(2,8,23,.56);
  backdrop-filter:blur(4px);
  -webkit-backdrop-filter:blur(4px);
  z-index:940;
}
.nav-main{z-index:950}
.nav-main a,
.lang-switch a,
.lang-switch-mobile a,
.button,
.viewer-btn,
.viewer-link-pill,
.menu-toggle,
.scroll-top{
  touch-action:manipulation;
}
.contact-card a,
.footer-links a,
.partner-card h3,
.partner-card h3 .romanized,
.notice-box p,
.viewer-copy p,
.viewer-side li,
.hero-copy .lead,
.section-desc{
  overflow-wrap:anywhere;
}
.hero-copy h1,
.section-title,
.gateway-head h1,
.notice-box h3,
.mission-text,
.viewer-side h3,
.gateway-card h2{
  text-wrap:balance;
}
.gateway-grid{
  align-items:stretch;
}
.gateway-card{
  display:flex;
  flex-direction:column;
}
.gateway-card .link-inline{
  margin-top:auto;
}
.scroll-top{
  bottom:calc(18px + env(safe-area-inset-bottom,0px));
}
@media (max-width: 980px){
  .menu-toggle{display:flex}
  .navbar{display:flex;min-height:80px}
  .nav-main{
    position:fixed;
    left:14px;
    right:14px;
    top:84px;
    display:none;
    padding:18px 18px calc(18px + env(safe-area-inset-bottom,0px));
    border-radius:18px;
    background:rgba(8,17,27,.96);
    border:1px solid rgba(255,255,255,.08);
    box-shadow:var(--shadow);
    flex-direction:column;
    align-items:flex-start;
    justify-content:flex-start;
    gap:0;
    max-height:calc(100svh - 96px);
    overflow-y:auto;
    overscroll-behavior:contain;
  }
  body.nav-open .nav-main{display:flex}
  .lang-switch{display:none}
  body.nav-open .lang-switch-mobile{display:grid}
  .nav-main a{
    width:100%;
    display:flex;
    align-items:center;
    min-height:42px;
    padding:10px 0;
  }
  .lang-switch-mobile{
    width:100%;
    display:none;
    grid-template-columns:repeat(4,minmax(0,1fr));
    gap:8px;
  }
  .lang-switch-mobile a{
    min-width:0;
    width:100%;
    min-height:40px;
    height:40px;
    padding:0 8px;
  }
}
@media (max-width: 680px){
  html{scroll-padding-top:98px}
  main[id],section[id]{scroll-margin-top:98px}
  .nav-main{
    left:10px;
    right:10px;
    top:68px;
    padding:16px 16px calc(16px + env(safe-area-inset-bottom,0px));
    border-radius:16px;
  }
  .nav-main a{min-height:44px}
}
@media (max-width: 420px){
  html{scroll-padding-top:92px}
  main[id],section[id]{scroll-margin-top:92px}
  .skip-link{
    left:10px;
    right:10px;
    top:10px;
    text-align:center;
  }
  .scroll-top{right:16px}
}