@font-face{font-family:Sora;font-weight:300;font-display:swap;src:url(fonts/sora-300.woff2) format("woff2")}
@font-face{font-family:Sora;font-weight:400;font-display:swap;src:url(fonts/sora-400.woff2) format("woff2")}
@font-face{font-family:Sora;font-weight:600;font-display:swap;src:url(fonts/sora-600.woff2) format("woff2")}
@font-face{font-family:Sora;font-weight:700;font-display:swap;src:url(fonts/sora-700.woff2) format("woff2")}
@font-face{font-family:Sora;font-weight:800;font-display:swap;src:url(fonts/sora-800.woff2) format("woff2")}

:root{
  --ink:#040a1c;
  --navy:#07122e;
  --navy-2:#0b1c45;
  --blue:#1f6bff;
  --blue-2:#4c9bff;
  --sky:#9cc8ff;
  --gold:#ffc21a;
  --gold-2:#ffdc6b;
  --paper:#f5f7fc;
  --text:#e9eefb;
  --muted:#93a3c7;
  --line:rgba(156,200,255,.14);
  --font:Sora,"PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --wrap:min(1200px,100% - clamp(40px,8vw,112px));
  --ease:cubic-bezier(.2,.7,.1,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ink);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
html[lang="zh-CN"] body{letter-spacing:.02em}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
::selection{background:var(--gold);color:var(--ink)}
.wrap{width:var(--wrap);margin-inline:auto}

/* ---------- header ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:50;padding-top:env(safe-area-inset-top,0px);transition:background .4s,border-color .4s,backdrop-filter .4s;border-bottom:1px solid transparent}
.nav.solid{background:rgba(4,10,28,.72);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.08em;font-size:15px;white-space:nowrap}
.brand img{width:36px;height:36px}
.brand small{display:block;font-weight:400;font-size:10.5px;letter-spacing:.18em;color:var(--muted);margin-top:1px}
.menu{display:flex;align-items:center;gap:34px;font-size:14px;color:#c8d4ef}
.menu a{position:relative;padding:6px 0;transition:color .25s}
.menu a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.menu a:hover{color:#fff}
.menu a:hover::after{transform:scaleX(1)}
.actions{display:flex;align-items:center;gap:10px}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:rgba(255,255,255,.03)}
.lang button{border:0;background:none;cursor:pointer;font-size:12.5px;padding:6px 12px;border-radius:999px;color:var(--muted);transition:.25s}
.lang button[aria-pressed="true"]{background:var(--text);color:var(--ink);font-weight:600}
.burger{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:none;cursor:pointer;position:relative}
.burger span{position:absolute;left:12px;right:12px;height:1.5px;background:var(--text);transition:.3s var(--ease)}
.burger span:nth-child(1){top:15px}.burger span:nth-child(2){top:20px}.burger span:nth-child(3){top:25px}
.nav.open .burger span:nth-child(1){top:20px;transform:rotate(45deg)}
.nav.open .burger span:nth-child(2){opacity:0}
.nav.open .burger span:nth-child(3){top:20px;transform:rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .3s var(--ease),box-shadow .3s,background .3s;cursor:pointer;border:0}
.btn svg{width:18px;height:18px;transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#1a1300;box-shadow:0 10px 30px -10px rgba(255,194,26,.6)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(255,194,26,.75)}
.btn-ghost{border:1px solid rgba(233,238,251,.25);color:var(--text);background:rgba(255,255,255,.03)}
.btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-2px)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;overflow:hidden;padding:120px 0 90px;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;z-index:-2;
  background:
    radial-gradient(60% 55% at 72% 48%,rgba(31,107,255,.28),transparent 70%),
    radial-gradient(40% 40% at 10% 100%,rgba(255,194,26,.08),transparent 70%),
    linear-gradient(180deg,#030817 0%,#061230 60%,#040a1c 100%)}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;opacity:.35;
  background-image:radial-gradient(rgba(156,200,255,.5) 1px,transparent 1px);background-size:36px 36px;
  mask-image:radial-gradient(70% 60% at 30% 40%,#000,transparent 75%);-webkit-mask-image:radial-gradient(70% 60% at 30% 40%,#000,transparent 75%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:40px;position:relative}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--sky);font-weight:600}
.eyebrow::before{content:"";width:28px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.hero h1{font-size:clamp(40px,6.2vw,82px);line-height:1.04;letter-spacing:-.035em;font-weight:800;margin:22px 0 26px}
html[lang="zh-CN"] .hero h1{letter-spacing:.01em;line-height:1.16;font-size:clamp(38px,5.6vw,74px)}
.grad{background:linear-gradient(100deg,#fff 0%,var(--sky) 45%,var(--gold-2) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:clamp(16px,1.35vw,19px);color:#b7c4e3;max-width:540px;margin:0 0 38px;font-weight:300}
.cta-row{display:flex;flex-wrap:wrap;gap:14px}
.legal{margin-top:48px;display:flex;align-items:center;gap:14px;color:var(--muted);font-size:13px;letter-spacing:.12em}
.legal i{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 12px var(--gold)}
.globe-wrap{position:relative;aspect-ratio:1;width:min(640px,100%);justify-self:end}
.globe-wrap::before{content:"";position:absolute;inset:6%;border-radius:50%;background:radial-gradient(circle at 35% 30%,rgba(76,155,255,.35),rgba(11,28,69,.2) 55%,transparent 70%);filter:blur(10px)}
.globe-wrap::after{content:"";position:absolute;inset:3%;border-radius:50%;box-shadow:0 0 120px 10px rgba(31,107,255,.25),inset 0 0 80px rgba(76,155,255,.15)}
#globe{position:relative;z-index:1;width:100%;height:100%;cursor:grab;touch-action:pan-y}
#globe:active{cursor:grabbing}
.orbit{position:absolute;inset:-4%;border:1px dashed rgba(156,200,255,.14);border-radius:50%;animation:spin 80s linear infinite}
.orbit::before{content:"";position:absolute;top:50%;left:-5px;width:9px;height:9px;border-radius:50%;background:var(--gold);box-shadow:0 0 16px var(--gold)}
@keyframes spin{to{transform:rotate(360deg)}}
.scroll-cue{position:absolute;left:50%;bottom:28px;transform:translateX(-50%);width:24px;height:38px;border:1.5px solid rgba(233,238,251,.3);border-radius:14px}
.scroll-cue::after{content:"";position:absolute;left:50%;top:8px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:var(--gold);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%{opacity:0;transform:translateY(0)}40%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* ---------- regions marquee ---------- */
.marquee{border-block:1px solid var(--line);background:rgba(7,18,46,.6);overflow:hidden;padding:22px 0;position:relative}
.marquee::before,.marquee::after{content:"";position:absolute;top:0;bottom:0;width:120px;z-index:1;pointer-events:none}
.marquee::before{left:0;background:linear-gradient(90deg,var(--ink),transparent)}
.marquee::after{right:0;background:linear-gradient(-90deg,var(--ink),transparent)}
.track{display:flex;width:max-content;animation:slide 40s linear infinite}
.track ul{display:flex;gap:56px;padding:0 28px;margin:0;list-style:none}
.track li{display:flex;align-items:center;gap:56px;font-size:15px;letter-spacing:.14em;text-transform:uppercase;color:#c3cfeb;white-space:nowrap;font-weight:600}
.track li::after{content:"✦";color:var(--gold);font-size:11px}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
section{position:relative}
.sec{padding:clamp(90px,12vw,150px) 0}
.sec-head{max-width:720px;margin-bottom:clamp(48px,6vw,72px)}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.sec h2{font-size:clamp(32px,4.2vw,56px);line-height:1.1;letter-spacing:-.03em;font-weight:700;margin:18px 0 20px}
html[lang="zh-CN"] .sec h2{letter-spacing:.01em;line-height:1.25}
.sec-head p{color:var(--muted);font-size:17px;margin:0;font-weight:300}

/* about (light) */
.about{background:var(--paper);color:#0b1733}
.about .eyebrow{color:var(--blue)}
.about-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(40px,7vw,100px);align-items:center}
.about h2{color:#07122e}
.about p{color:#43506e;font-size:17px;margin:0 0 18px;font-weight:300}
.about p strong{color:#07122e;font-weight:600}
.brand-card{position:relative;border-radius:28px;padding:clamp(28px,4vw,48px);background:#fff;box-shadow:0 40px 80px -40px rgba(11,28,69,.35),0 0 0 1px rgba(11,28,69,.06);overflow:hidden}
.brand-card::before{content:"";position:absolute;right:-30%;top:-40%;width:90%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(31,107,255,.12),transparent 65%)}
.brand-card img.lockup{position:relative;width:100%}
.brand-card .rule{height:1px;background:linear-gradient(90deg,transparent,rgba(11,28,69,.15),transparent);margin:clamp(24px,4vw,40px) 0}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;position:relative}
.facts div{padding-left:14px;border-left:2px solid var(--gold)}
.facts b{display:block;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin-bottom:4px}
.facts span{font-size:14px;color:#43506e}

/* services */
.services{background:linear-gradient(180deg,var(--ink),var(--navy) 60%,var(--ink))}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{position:relative;padding:34px 30px 32px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));border:1px solid var(--line);overflow:hidden;transition:transform .5s var(--ease),border-color .4s}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(400px circle at var(--mx,50%) var(--my,0%),rgba(76,155,255,.16),transparent 45%);opacity:0;transition:opacity .4s}
.card:hover{transform:translateY(-6px);border-color:rgba(156,200,255,.3)}
.card:hover::before{opacity:1}
.card .ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(31,107,255,.3),rgba(31,107,255,.08));border:1px solid rgba(76,155,255,.3);margin-bottom:26px;position:relative}
.card .ico svg{width:24px;height:24px;stroke:var(--sky);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card .num{position:absolute;right:26px;top:28px;font-size:13px;color:rgba(156,200,255,.35);letter-spacing:.1em;font-weight:600}
.card h3{font-size:20px;margin:0 0 12px;font-weight:600;letter-spacing:-.01em;position:relative}
.card p{margin:0;color:var(--muted);font-size:15px;font-weight:300;position:relative}

/* network */
.network{background:var(--ink);overflow:hidden}
.map{position:relative;aspect-ratio:2160/816;width:100%}
.map img{position:absolute;inset:0;width:100%;height:100%;opacity:.55}
.map svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.route{fill:none;stroke:url(#rg);stroke-width:2.4;stroke-linecap:round;stroke-dasharray:1 1;stroke-dashoffset:1;opacity:.95}
.map.in .route{animation:draw 2.4s var(--ease) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.route-glow{fill:none;stroke:rgba(255,194,26,.25);stroke-width:8;stroke-linecap:round;filter:blur(4px);stroke-dasharray:1 1;stroke-dashoffset:1}
.map.in .route-glow{animation:draw 2.4s var(--ease) forwards}
.city circle.dot{fill:var(--sky)}
.city circle.ring{fill:none;stroke:var(--sky);stroke-width:1.5;transform-box:fill-box;transform-origin:center;animation:ping 2.6s ease-out infinite}
.city.hq circle.dot{fill:var(--gold)}
.city.hq circle.ring{stroke:var(--gold)}
.city text{fill:#c9d6f3;font:600 22px var(--font);letter-spacing:.06em;paint-order:stroke;stroke:rgba(4,10,28,.85);stroke-width:6px}
.city.hq text{fill:var(--gold-2);font-size:26px}
@keyframes ping{0%{transform:scale(.6);opacity:1}100%{transform:scale(3.2);opacity:0}}
.regions{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;margin-top:56px;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--line)}
.regions div{background:var(--ink);padding:22px 18px;text-align:center}
.regions b{display:block;font-size:15px;font-weight:600;margin-bottom:4px}
.regions span{font-size:12.5px;color:var(--muted)}

/* process */
.process{background:linear-gradient(180deg,var(--ink),#061534)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;counter-reset:s}
.steps::before{content:"";position:absolute;left:0;right:0;top:27px;height:1px;background:linear-gradient(90deg,transparent,rgba(156,200,255,.35) 10%,rgba(156,200,255,.35) 90%,transparent)}
.step{position:relative;padding-top:78px}
.step::before{counter-increment:s;content:"0" counter(s);position:absolute;top:0;left:0;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:15px;background:var(--navy-2);border:1px solid rgba(76,155,255,.4);color:var(--gold-2);box-shadow:0 0 0 8px var(--ink)}
.step h3{font-size:21px;margin:0 0 10px;font-weight:600}
.step p{margin:0;color:var(--muted);font-size:15px;font-weight:300}

/* values */
.values{background:#061534}
.val-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.val{padding:44px 36px 10px 0}
.val + .val{padding-left:36px;border-left:1px solid var(--line)}
.val .k{font-size:clamp(44px,5vw,64px);font-weight:800;letter-spacing:-.04em;line-height:1;background:linear-gradient(180deg,#fff,rgba(156,200,255,.4));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:22px}
.val h3{font-size:20px;margin:0 0 10px;font-weight:600}
.val p{margin:0;color:var(--muted);font-weight:300;font-size:15px}

/* closing */
.closing{padding:clamp(100px,14vw,170px) 0;text-align:center;overflow:hidden;background:
  radial-gradient(50% 70% at 50% 100%,rgba(31,107,255,.35),transparent 70%),
  linear-gradient(180deg,#061534,var(--ink))}
.closing img.bg-mark{position:absolute;left:50%;top:50%;width:min(720px,110vw);transform:translate(-50%,-50%);opacity:.07;filter:saturate(1.2);pointer-events:none;animation:spin 120s linear infinite}
.closing h2{font-size:clamp(38px,6vw,84px);letter-spacing:-.04em;line-height:1.05;font-weight:800;margin:20px auto 22px;max-width:900px;position:relative}
html[lang="zh-CN"] .closing h2{letter-spacing:.02em;line-height:1.2}
.closing p{color:#b7c4e3;max-width:560px;margin:0 auto 40px;font-weight:300;font-size:18px;position:relative}
.closing .cta-row{justify-content:center;position:relative}
.closing .eyebrow{justify-content:center}

/* footer */
footer{border-top:1px solid var(--line);padding:56px 0 calc(40px + env(safe-area-inset-bottom,0px));background:var(--ink);color:var(--muted);font-size:13.5px}
.foot{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;align-items:flex-start}
.foot .brand{color:var(--text)}
.foot nav{display:flex;gap:28px;flex-wrap:wrap}
.foot nav a:hover{color:#fff}
.copy{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px}

/* reveal */
.rv{opacity:0;transform:translateY(28px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.08s}.rv.d2{transition-delay:.16s}.rv.d3{transition-delay:.24s}.rv.d4{transition-delay:.32s}.rv.d5{transition-delay:.4s}
.hero .rv{transition-duration:1.2s}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .regions{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:900px){
  .menu{position:fixed;inset:calc(76px + env(safe-area-inset-top,0px)) 0 auto;flex-direction:column;align-items:flex-start;gap:0;background:rgba(4,10,28,.96);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);padding:8px 28px 24px;border-bottom:1px solid var(--line);transform:translateY(-8px);opacity:0;pointer-events:none;transition:.35s var(--ease)}
  .menu a{width:100%;padding:16px 0;font-size:17px;border-bottom:1px solid var(--line)}
  .menu a::after{display:none}
  .nav.open .menu{opacity:1;transform:none;pointer-events:auto}
  .nav.open{background:rgba(4,10,28,.96)}
  .burger{display:block}
  .hero .wrap{grid-template-columns:1fr}
  .hero{padding-top:110px;align-items:flex-start}
  .globe-wrap{position:absolute;right:-30%;top:-4%;width:120%;max-width:640px;opacity:.5;z-index:-1;pointer-events:none}
  .hero .copy-col{position:relative;z-index:2}
  .about-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr);row-gap:48px}
  .steps::before{display:none}
  .val-grid{grid-template-columns:1fr}
  .val,.val + .val{padding:36px 0;border-left:0;border-bottom:1px solid var(--line)}
}
@media (max-width:620px){
  .nav .wrap{gap:10px}
  .brand{font-size:13px;letter-spacing:.06em;gap:9px}
  .brand img{width:30px;height:30px}
  .brand small{display:none}
  .lang button{padding:6px 10px;white-space:nowrap}
  .burger{width:38px;height:38px}
  .burger span{left:10px;right:10px}
  .burger span:nth-child(1){top:13px}.burger span:nth-child(2){top:18px}.burger span:nth-child(3){top:23px}
  .nav.open .burger span:nth-child(1),.nav.open .burger span:nth-child(3){top:18px}
  .hero{flex-direction:column;justify-content:flex-start}
  .globe-wrap{position:relative;right:auto;top:auto;width:88%;max-width:none;margin:-6px auto -18px;align-self:center;opacity:1;z-index:0;order:-1;height:auto}
  .hero .wrap{display:flex;flex-direction:column}
  .hero{padding-top:84px}
  .hero h1{margin-top:14px}
  .scroll-cue{display:none}
  .cards{grid-template-columns:1fr}
  .regions{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .facts{grid-template-columns:1fr}
  .city text{font-size:34px}
  .city.hq text{font-size:40px}
  .map{width:150%;margin-left:-40%}
  .copy{flex-direction:column}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .rv{opacity:1;transform:none}
  .route,.route-glow{stroke-dashoffset:0}
}