:root{--bg:#0A1C30;--deep:#06101E;--teal:#34D6B4;--teal2:#40C4AA;--wh:#F4F7FA;--mu:#92A4BA;--edge:#2A4A60;--nk:#040C14}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--wh);font-family:Inter,"Helvetica Neue",Arial,"DejaVu Sans",sans-serif;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}img{display:block;max-width:100%}
.wrap{max-width:1240px;margin:0 auto;padding:0 32px}
/* page transition */
.veil{position:fixed;inset:0;background:radial-gradient(circle at 50% 50%,#0f3a48,var(--deep) 70%);z-index:100;pointer-events:none;opacity:0;animation:veilout .8s cubic-bezier(.7,0,.2,1);transition:opacity .55s cubic-bezier(.7,0,.2,1)}
@keyframes veilout{from{opacity:1}to{opacity:0}}body.leaving .veil{opacity:1;pointer-events:all}
/* nav */
header{position:fixed;top:0;left:0;right:0;z-index:50;transition:background .4s,backdrop-filter .4s,border-color .4s;border-bottom:1px solid transparent}
header.solid{background:rgba(6,16,30,.78);backdrop-filter:blur(14px);border-color:var(--edge)}
.nav{display:flex;align-items:center;justify-content:space-between;height:80px}
.nav .logo img,.logo img.l-zh{height:38px;width:auto}
.nav ul{display:flex;gap:34px;list-style:none;font-size:15px}
.nav ul a{color:#cdd7e4;position:relative;padding:6px 0;transition:color .3s}
.nav ul a::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;background:var(--teal);transform:scaleX(0);transform-origin:left;transition:transform .45s cubic-bezier(.2,.8,.2,1)}
.nav ul a:hover,.nav ul a.active{color:var(--teal)}.nav ul a:hover::after,.nav ul a.active::after{transform:scaleX(1)}
.nav .right{display:flex;gap:14px;align-items:center}
.burger{display:none;background:none;border:1px solid var(--edge);color:var(--wh);border-radius:8px;width:42px;height:42px;font-size:18px}
/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;height:54px;padding:0 30px;border-radius:999px;font-weight:700;font-size:16px;transition:transform .35s,box-shadow .35s,background .35s;cursor:pointer;border:0;position:relative;overflow:hidden}
.btn.pri{background:var(--teal);color:var(--nk);box-shadow:0 0 0 rgba(52,214,180,0)}
.btn.pri::before{content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);transform:skewX(-20deg);transition:left .7s}
.btn.pri:hover{transform:translateY(-2px);box-shadow:0 12px 40px -8px rgba(52,214,180,.55)}.btn.pri:hover::before{left:130%}
.btn.ghost{background:transparent;color:var(--wh);border:1px solid rgba(190,230,220,.7)}.btn.ghost:hover{border-color:var(--teal);color:var(--teal);transform:translateY(-2px)}
.btn.sm{height:42px;padding:0 22px;font-size:15px}
/* hero */
.hero{position:relative;min-height:760px;display:flex;align-items:center;overflow:hidden;padding-top:80px}
.hero.short{min-height:620px}
.hero .bg{position:absolute;inset:0 0 0 26%;background-size:cover;background-position:center;animation:kb 26s ease-in-out infinite alternate;will-change:transform}
@keyframes kb{from{transform:scale(1.04) translate3d(0,0,0)}to{transform:scale(1.14) translate3d(-2%,-1%,0)}}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,var(--bg) 22%,rgba(10,28,48,.75) 45%,rgba(10,28,48,.15) 75%),linear-gradient(0deg,var(--bg),transparent 30%)}
.hero .spot{position:absolute;inset:0;z-index:2;pointer-events:none;background:radial-gradient(500px circle at var(--mx,70%) var(--my,40%),rgba(52,214,180,.16),transparent 60%);transition:background .1s}
.hero .wrap{position:relative;z-index:3;width:100%}
.kick{display:flex;align-items:center;gap:14px;color:var(--teal);font-weight:700;font-size:13px;letter-spacing:.14em;text-transform:uppercase}
.kick::before{content:"";width:36px;height:2px;background:var(--teal)}
.hero h1{font-size:clamp(44px,7vw,96px);line-height:1.02;letter-spacing:-.02em;margin:26px 0 24px;font-weight:800}
.hero h1 span{display:block}.hero h1 .t{color:var(--teal)}
.hero p.sub{font-size:21px;color:#cdd8e6;max-width:620px}
.hero .ctas{display:flex;gap:18px;margin-top:40px;flex-wrap:wrap}
/* split text reveal */
.hero h1 span{overflow:hidden}.hero h1 span i{display:inline-block;font-style:normal;transform:translateY(110%);transition:transform 1.1s cubic-bezier(.2,.8,.2,1)}
body.ready .hero h1 span i{transform:none}.hero h1 span i{animation:up 1.1s cubic-bezier(.2,.8,.2,1) both}.hero h1 span:nth-child(2) i{animation-delay:.15s}@keyframes up{from{transform:translateY(110%)}to{transform:none}}body.ready .hero h1 span:nth-child(2) i{transition-delay:.15s}
section{position:relative}
.sec{padding:120px 0}
h2{font-size:clamp(30px,3.6vw,46px);line-height:1.15;margin:18px 0 0;letter-spacing:-.01em}
.lead{color:var(--mu);font-size:18px;margin-top:16px;max-width:640px}
/* reveal */
.rv{opacity:0;transform:translateY(40px);transition:opacity 1s cubic-bezier(.2,.8,.2,1),transform 1s cubic-bezier(.2,.8,.2,1)}
.rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.12s}.rv.d2{transition-delay:.24s}.rv.d3{transition-delay:.36s}.rv.d4{transition-delay:.48s}.rv.d5{transition-delay:.6s}
/* glass */
.glass{background:linear-gradient(160deg,rgba(120,190,210,.08),rgba(120,190,210,.025));border:1px solid var(--edge);border-radius:6px;box-shadow:inset 0 1px 0 rgba(255,255,255,.08);backdrop-filter:blur(8px);position:relative;overflow:hidden}
.glass::after{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(400px circle at var(--cx,50%) var(--cy,0%),rgba(52,214,180,.14),transparent 50%);opacity:0;transition:opacity .4s}
.glass:hover::after{opacity:1}
/* services grid */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:56px}
.svc{transition:transform .5s cubic-bezier(.2,.8,.2,1),border-color .4s}
.svc:hover{transform:translateY(-8px);border-color:rgba(52,214,180,.6)}
.svc .ph{height:210px;overflow:hidden;position:relative}
.svc .ph img{width:100%;height:100%;object-fit:cover;filter:saturate(.8) brightness(.8);transition:transform 1.2s cubic-bezier(.2,.8,.2,1),filter .6s}
.svc:hover .ph img{transform:scale(1.08);filter:saturate(1) brightness(.95)}
.svc .ph::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(10,28,48,.95),transparent 60%)}
.svc .num{position:absolute;left:32px;bottom:12px;z-index:2;font-size:40px;font-weight:800;color:var(--teal)}
.svc .tx{padding:22px 32px 34px}
.tag{color:var(--teal);font-size:12px;font-weight:700;letter-spacing:.14em}
.svc h3{font-size:24px;margin:8px 0 8px}.svc p{color:var(--mu)}
/* why us */
.why{background:linear-gradient(135deg,#06101E,#0c2c3c);overflow:hidden}
.why::before{content:"";position:absolute;right:-200px;top:-200px;width:700px;height:700px;background:radial-gradient(circle,rgba(52,214,180,.14),transparent 60%);pointer-events:none}
.why .cols{display:grid;grid-template-columns:repeat(3,1fr);gap:60px;margin-top:64px;align-items:start}
.why .card:nth-child(2){margin-top:30px}.why .card:nth-child(3){margin-top:60px}
.why .card{transition:transform .6s cubic-bezier(.2,.8,.2,1)}.why .card:hover{transform:translateY(-6px)}
.why .strip{height:92px;background-size:cover;background-position:center;filter:brightness(.7) saturate(.8)}
.why .bar{width:48px;height:3px;background:var(--teal)}
.why .in{padding:28px 34px 44px}
.why .top{display:flex;justify-content:space-between;align-items:center;color:var(--teal);font-weight:700;font-size:14px}
.why .dot{width:28px;height:28px;border:2px solid var(--teal);border-radius:50%;display:grid;place-items:center}.why .dot::after{content:"";width:10px;height:10px;border-radius:50%;background:var(--teal);box-shadow:0 0 12px var(--teal)}
.why .s{font-size:28px;font-weight:800;line-height:1.35;margin-top:46px}.why .s em{display:block;font-style:normal;color:var(--teal)}
/* steps */
.journey{background-size:cover;background-position:center;position:relative}
.journey::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--bg) 0%,rgba(10,28,48,.55) 45%,rgba(10,28,48,.9) 100%)}
.journey .wrap{position:relative}
.steps{display:grid;grid-template-columns:repeat(7,1fr);margin-top:72px;position:relative}
.steps::before{content:"";position:absolute;top:40px;left:7%;right:7%;height:2px;background:var(--edge)}
.steps::after{content:"";position:absolute;top:39px;left:7%;height:4px;width:0;background:linear-gradient(90deg,var(--teal),rgba(52,214,180,.2));box-shadow:0 0 16px var(--teal);transition:width 2.2s cubic-bezier(.2,.8,.2,1)}
.steps.in::after{width:86%}
.step{text-align:center;position:relative;z-index:1}
.step .n{width:80px;height:80px;margin:0 auto;border-radius:50%;border:2px solid var(--teal);background:var(--deep);display:grid;place-items:center;font-weight:800;font-size:22px;color:var(--teal);transition:all .4s}
.step:first-child .n,.step:hover .n{background:var(--teal);color:var(--nk);box-shadow:0 0 36px rgba(52,214,180,.55)}
.step b{display:block;margin-top:20px;font-size:19px}.step small{color:var(--mu);font-size:13px}
/* CTA band */
.band{background-size:cover;background-position:center;position:relative;border-top:1px solid var(--edge);border-bottom:1px solid var(--edge)}
.band::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,16,30,.95) 20%,rgba(6,16,30,.35))}
.band .wrap{position:relative;display:flex;justify-content:space-between;align-items:center;gap:30px;padding:100px 32px;flex-wrap:wrap}
.band h2{margin:0}.band p{color:#d2deea;font-size:20px;margin-top:12px}
.btn.big{height:72px;padding:0 44px;font-size:21px}
/* what we do rows */
.row{display:grid;grid-template-columns:1fr 1fr;align-items:center;min-height:440px;margin-bottom:60px}
.row .im{height:440px;overflow:hidden;position:relative}
.row .im img{width:100%;height:100%;object-fit:cover;filter:brightness(.78) saturate(.85);transform:scale(1.1);transition:transform 1.6s cubic-bezier(.2,.8,.2,1)}
.row.in .im img{transform:scale(1)}
.row .im::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 55%,var(--bg))}
.row.rev .im{order:2}.row.rev .im::after{background:linear-gradient(270deg,transparent 55%,var(--bg))}
.row .im .num{position:absolute;bottom:26px;left:50px;font-size:60px;font-weight:800;color:var(--teal);z-index:2}
.row.rev .im .num{left:auto;right:50px}
.row .tx{padding:0 80px}
.row h3{font-size:38px;margin:10px 0}.row .s{font-size:20px;color:#c8d4e2}
.row ul{list-style:none;margin-top:22px}.row li{color:var(--mu);padding-left:28px;position:relative;margin:8px 0}.row li::before{content:"";position:absolute;left:0;top:12px;width:14px;height:2px;background:var(--teal)}
/* how list */
.slist{margin-top:40px}.srow{display:grid;grid-template-columns:160px 300px 1fr;align-items:center;border-top:1px solid var(--edge);padding:28px 0;transition:background .4s,padding .4s}
.srow:hover{background:linear-gradient(90deg,rgba(52,214,180,.07),transparent);padding-left:16px}
.srow:last-child{border-bottom:1px solid var(--edge)}.srow .n{font-size:50px;font-weight:800;color:var(--teal)}.srow b{font-size:26px}.srow span{color:var(--mu);font-size:18px}
.pano{height:280px;margin-top:80px;background-size:cover;background-position:center;border:1px solid var(--edge);position:relative;overflow:hidden}
.pano::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,28,48,.7),transparent 50%)}
/* about */
.who{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.who .im{height:440px;background-size:cover;background-position:center;position:relative}.who .im::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--bg),transparent 40%)}
.who p{color:#c8d4e2;font-size:18px;margin-top:24px}
.vals{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--edge);border-bottom:1px solid var(--edge);margin-top:100px}
.vals div{padding:40px 30px}.vals div+div{border-left:1px solid var(--edge)}.vals b{font-size:30px;color:var(--teal);display:block}.vals span{color:var(--mu)}
.contact{background-size:cover;background-position:center;position:relative}
.contact::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,16,30,.97) 30%,rgba(6,16,30,.7))}
.contact .wrap{position:relative;display:grid;grid-template-columns:420px 1fr;gap:80px;padding:120px 32px}
.contact h2{font-size:60px}.ci{margin-top:40px}.ci div{border-top:1px solid var(--edge);padding:14px 0}.ci small{color:var(--teal);font-weight:700;letter-spacing:.14em;font-size:12px;display:block}
form.glass{padding:40px;background:rgba(6,16,30,.82)}
.fg{display:grid;grid-template-columns:1fr 1fr;gap:20px}.fg .full{grid-column:1/-1}
label{display:block;color:var(--mu);font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}
input,textarea{width:100%;background:var(--deep);border:1px solid var(--edge);border-radius:4px;color:var(--wh);font:inherit;padding:13px 14px;transition:border-color .3s,box-shadow .3s}
input:focus,textarea:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 3px rgba(52,214,180,.18)}
.err{border-color:#e06c75!important}.note{margin-top:16px;font-size:14px;color:var(--mu)}.note.ok{color:var(--teal)}
/* footer */
footer{background:var(--deep);border-top:1px solid var(--edge);padding:70px 0 30px}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
footer img{height:36px;width:auto}footer .tg{font-weight:700;font-size:20px;margin-top:22px}
footer h4{color:var(--teal);font-size:13px;letter-spacing:.14em;margin-bottom:14px}footer li{list-style:none;color:var(--mu);font-size:14px;margin:7px 0}footer li a:hover{color:var(--teal)}
footer .bt{border-top:1px solid var(--edge);margin-top:50px;padding-top:20px;color:var(--mu);font-size:13px}
/* sound toggle */
.snd{position:fixed;right:26px;bottom:26px;z-index:60;display:flex;align-items:center;gap:10px;height:46px;padding:0 18px;border-radius:999px;background:rgba(6,16,30,.85);border:1px solid var(--edge);color:var(--wh);font:600 13px/1 inherit;cursor:pointer;backdrop-filter:blur(10px);transition:border-color .3s}
.snd:hover{border-color:var(--teal)}.snd .eq{display:flex;gap:3px;align-items:flex-end;height:16px}.snd .eq i{width:3px;height:4px;background:var(--teal);border-radius:2px}
.snd.on .eq i{animation:eq 1.1s ease-in-out infinite}.snd.on .eq i:nth-child(2){animation-delay:.2s}.snd.on .eq i:nth-child(3){animation-delay:.4s}.snd.on .eq i:nth-child(4){animation-delay:.6s}
@keyframes eq{0%,100%{height:4px}50%{height:16px}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}.hero h1 span i{transform:none}}
@media (max-width:960px){
.nav ul{display:none;position:absolute;top:80px;left:0;right:0;flex-direction:column;gap:0;background:rgba(6,16,30,.97);border-bottom:1px solid var(--edge)}.nav ul.open{display:flex}.nav ul li a{display:block;padding:16px 32px}
.burger{display:block}.nav .right .btn{display:none}
.hero .bg{inset:0}.hero::before{background:linear-gradient(0deg,var(--bg) 10%,rgba(10,28,48,.7))}
.grid3,.why .cols,.vals,footer .cols,.who,.contact .wrap{grid-template-columns:1fr}.why .card:nth-child(n){margin-top:0}.why .cols{gap:24px}
.row,.row.rev{grid-template-columns:1fr}.row.rev .im{order:0}.row .im{height:280px}.row .tx{padding:30px 0}
.steps{grid-template-columns:repeat(2,1fr);gap:30px}.steps::before,.steps::after{display:none}
.srow{grid-template-columns:80px 1fr}.srow span{grid-column:2}.srow .n{font-size:36px}
.vals div+div{border-left:0;border-top:1px solid var(--edge)}.contact h2{font-size:44px}.fg{grid-template-columns:1fr}.sec{padding:80px 0}}
/* i18n */
html[data-lang=en] .l-zh,html[data-lang=zh] .l-en{display:none!important}
html[data-lang=zh] body{font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;letter-spacing:.02em}
html[data-lang=zh] .hero h1{letter-spacing:.02em;line-height:1.12}
.snd .st::before{content:"OFF";font-style:normal;color:var(--mu);font-size:11px}.snd.on .st::before{content:"ON";color:var(--teal)}

main,footer,header ul{transition:opacity .26s,filter .26s}body.flip main,body.flip footer,body.flip header ul{opacity:0;filter:blur(6px)}

/* language dropdown */
.lang{position:relative}
.lcur{display:flex;align-items:center;gap:7px;background:rgba(6,16,30,.6);border:1px solid var(--edge);color:#e6eef7;font:700 13px/1 inherit;padding:10px 14px;border-radius:999px;cursor:pointer;transition:border-color .3s,color .3s}
.lcur:hover,.lang.open .lcur{border-color:var(--teal);color:var(--teal)}.lcur .g{font-size:14px}.lcur .cv{font-size:10px;opacity:.7;transition:transform .3s}.lang.open .cv{transform:rotate(180deg)}
.lmenu{position:absolute;top:calc(100% + 10px);inset-inline-end:0;min-width:220px;max-height:min(70vh,520px);overflow-y:auto;list-style:none;margin:0;padding:6px;background:rgba(6,16,30,.97);backdrop-filter:blur(14px);border:1px solid var(--edge);border-radius:16px;box-shadow:0 24px 60px -12px rgba(0,0,0,.6);opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .25s;z-index:70}
.lang.open .lmenu{opacity:1;visibility:visible;transform:none}
.lmenu li{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:10px;color:#cdd7e4;font-size:14px;cursor:pointer;white-space:nowrap}
.lmenu li b{min-width:26px;font-size:11px;letter-spacing:.06em;color:var(--teal);opacity:.8}
.lmenu li:hover{background:rgba(52,214,180,.1);color:#fff}.lmenu li.on{background:var(--teal);color:var(--nk)}.lmenu li.on b{color:var(--nk)}
.lmenu li[data-l=ar]{direction:rtl;justify-content:flex-end}
/* script fonts */
html[data-loc=zh-HK] body,html[data-loc=zh-TW] body{font-family:"PingFang TC","Microsoft JhengHei","Noto Sans CJK TC","Source Han Sans TC",sans-serif}
html[lang=ja] body{font-family:"Hiragino Sans","Yu Gothic","Noto Sans CJK JP",sans-serif}
html[lang=ko] body{font-family:"Apple SD Gothic Neo","Malgun Gothic","Noto Sans CJK KR",sans-serif}
html[lang=ar] body{font-family:"Geeza Pro","Segoe UI","Noto Sans Arabic","Noto Kufi Arabic",sans-serif;letter-spacing:0}
html[lang=ar] .kick,html[lang=ar] .tag,html[lang=ar] h4{letter-spacing:0}
/* RTL mirroring */
[dir=rtl] .nav ul a::after{transform-origin:right}
[dir=rtl] .svc .num{left:auto;right:32px}
[dir=rtl] .row .im .num{left:auto;right:50px}[dir=rtl] .row.rev .im .num{right:auto;left:50px}
[dir=rtl] .row li{padding-left:0;padding-right:28px}[dir=rtl] .row li::before{left:auto;right:0}
[dir=rtl] .srow:hover{padding-left:0;padding-right:16px;background:linear-gradient(270deg,rgba(52,214,180,.07),transparent)}
[dir=rtl] .vals div+div{border-left:0;border-right:1px solid var(--edge)}
[dir=rtl] .why::before{right:auto;left:-200px}
[dir=rtl] .steps::after{left:auto;right:7%;background:linear-gradient(270deg,var(--teal),rgba(52,214,180,.2))}
[dir=rtl] .snd{right:auto;left:26px}
[dir=rtl] .btn.pri::before{display:none}
@media (max-width:760px){[dir=rtl] .vals div+div{border-right:0}}
[dir=rtl] .row .im::after{background:linear-gradient(270deg,transparent 55%,var(--bg))}[dir=rtl] .row.rev .im::after{background:linear-gradient(90deg,transparent 55%,var(--bg))}

/* mobile language menu hardening */
.lcur{touch-action:manipulation;-webkit-tap-highlight-color:transparent;-webkit-appearance:none;appearance:none;position:relative;z-index:1}
.lmenu li{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
header,.nav,.nav .right{overflow:visible}
.lang{z-index:80}
@media (max-width:960px){
.lcur{min-height:44px;padding:12px 14px}
.lmenu{position:fixed;top:72px;right:12px;left:auto;inset-inline-end:auto;min-width:0;width:min(260px,calc(100vw - 24px));max-height:calc(100vh - 96px);max-height:calc(100dvh - 96px);-webkit-overflow-scrolling:touch;overscroll-behavior:contain;z-index:200;display:none;transform:none;transition:none}
.lang.open .lmenu{display:block}
.lmenu li{padding:13px 14px;font-size:15px}
[dir=rtl] .lmenu{right:auto;left:12px}
}