:root{--bg:#050709;--bg2:#081117;--bg3:#111920;--ink:#F5F8FA;--mut:#9fb0ba;--cy:#00D9FF;--bl:#078DFF;--line:#ffffff1a;--ff:Sora,system-ui,sans-serif;--fb:Manrope,system-ui,sans-serif;--pad:clamp(20px,5vw,72px);color-scheme:dark}
*,*:before,*:after{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--ink);font:400 clamp(16px,1.1vw,18px)/1.65 var(--fb);overflow-x:clip;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}ul{list-style:none;padding:0}
:focus-visible{outline:2px solid var(--cy);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;z-index:200;background:var(--cy);color:#001;padding:10px 16px;border-radius:8px}
h1,h2,h3{font-family:var(--ff);font-weight:600;line-height:1.1;letter-spacing:-.03em}
h2{font-size:clamp(30px,4.6vw,60px);max-width:20ch}h3{font-size:clamp(19px,1.7vw,24px);letter-spacing:-.02em;line-height:1.25}
.wrap{padding:clamp(72px,10vw,130px) var(--pad);max-width:1360px;margin:0 auto}
.eb{display:flex;align-items:center;gap:10px;font:600 13px var(--fb);color:var(--cy);letter-spacing:.12em;text-transform:uppercase;margin-bottom:20px}
.eb:before{content:"";width:28px;height:1px;background:var(--cy)}
.lead{color:var(--mut);max-width:58ch;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:16px 28px;border-radius:60px;font:600 15px var(--ff);transition:box-shadow .3s,background .3s,border-color .3s;will-change:transform}
.btn.p{background:var(--cy);color:#02151a}.btn.p:hover{box-shadow:0 0 40px #00d9ff55}
.btn.g{border:1px solid #ffffff33;background:#ffffff08}.btn.g:hover{border-color:var(--cy);background:#00d9ff12}
.row{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
/* header */
.nav{position:fixed;inset:0 0 auto;z-index:100;border-bottom:1px solid transparent;transition:background .4s,border-color .4s}
.nav.s{background:#050709b8;backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);border-color:var(--line)}
.nav .in{display:flex;align-items:center;justify-content:space-between;height:72px;padding:0 var(--pad);max-width:1360px;margin:0 auto;transition:height .3s}
.nav.s .in{height:60px}
.logo{font:700 19px var(--ff);letter-spacing:.06em;display:flex;align-items:center;gap:10px}
.logo img{width:38px;height:38px;border-radius:50%;box-shadow:0 0 18px #00d9ff44}
.nl{display:flex;gap:4px;align-items:center}.nl a:not(.btn){padding:10px 13px;font-size:15px;color:#c6d3d9;border-radius:30px;transition:color .2s,background .2s}.nl a:not(.btn):hover{color:#fff;background:#ffffff0d}
.nl .btn{padding:11px 20px;font-size:14px;margin-left:8px}
.bg{display:none;width:46px;height:46px;border-radius:50%;border:1px solid var(--line);place-items:center;position:relative;z-index:130}
.bg i{position:absolute;width:18px;height:2px;background:#fff;transition:transform .35s}.bg i:first-child{transform:translateY(-4px)}.bg i:last-child{transform:translateY(4px)}
.mo .bg i:first-child{transform:rotate(45deg)}.mo .bg i:last-child{transform:rotate(-45deg)}
.mm{position:fixed;inset:0;z-index:110;background:#050709f5;backdrop-filter:blur(20px);display:flex;flex-direction:column;justify-content:center;padding:0 var(--pad);clip-path:circle(0 at calc(100% - 44px) 36px);transition:clip-path .6s cubic-bezier(.7,0,.2,1),visibility 0s .6s;visibility:hidden}
.mo .mm{clip-path:circle(150% at calc(100% - 44px) 36px);visibility:visible;transition-delay:0s}
.mm a{font:600 clamp(30px,9vw,48px)/1.3 var(--ff);letter-spacing:-.03em;opacity:0;transform:translateY(24px);transition:.5s}
.mo .mm a{opacity:1;transform:none;transition-delay:calc(.12s + var(--i)*.05s)}
.mm .btn{margin-top:24px;font-size:17px;width:max-content;transition:.5s}
/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero:before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(50% 45% at var(--gx,70%) var(--gy,35%),#078dff30,transparent 70%),radial-gradient(40% 40% at 15% 90%,#00d9ff14,transparent 70%),linear-gradient(var(--bg),var(--bg2))}
.hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(#ffffff08 1px,transparent 1px),linear-gradient(90deg,#ffffff08 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(70% 60% at 60% 40%,#000,transparent);-webkit-mask-image:radial-gradient(70% 60% at 60% 40%,#000,transparent)}
.hero .wrap{width:100%;padding-top:140px;padding-bottom:90px;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}.hv{display:grid;place-items:center}.hv img{width:min(100%,380px);border-radius:50%;box-shadow:0 0 80px #078dff40,0 0 0 1px var(--line)}@media(max-width:900px){.hero .wrap{grid-template-columns:1fr}.hv{display:none}}
.hero h1{font-size:clamp(34px,6.2vw,92px);max-width:16ch;text-transform:uppercase}
.hero h1 span{background:linear-gradient(90deg,var(--cy),var(--bl));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:clamp(17px,1.4vw,21px);max-width:54ch;margin-top:26px}
.hero .note{margin-top:34px;color:var(--mut);font-size:14px}
/* sections */
.alt{background:var(--bg2);border-block:1px solid var(--line)}
.about{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,90px);align-items:start}
.about p+p{margin-top:16px;color:var(--mut)}
.facts{display:grid;gap:14px}
.facts div{padding:22px 24px;border:1px solid var(--line);border-radius:18px;background:var(--bg3)}
.facts h3{margin-bottom:6px}.facts p{color:var(--mut);font-size:15px;margin:0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:16px;margin-top:48px}
.card{position:relative;padding:28px;border:1px solid var(--line);border-radius:20px;background:linear-gradient(160deg,var(--bg3),var(--bg2));display:flex;flex-direction:column;gap:12px;transition:border-color .3s,transform .3s}
.card:hover{border-color:#00d9ff66;transform:translateY(-4px)}
.card svg{width:34px;height:34px;stroke:var(--cy);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card p{color:var(--mut);font-size:15px}.card .b{color:var(--ink);font-size:14px;border-top:1px solid var(--line);padding-top:12px;margin-top:auto}
.card .more{color:var(--cy);font:600 14px var(--ff);margin-top:4px}.card .more:hover{text-decoration:underline}
/* portfolio */
.pg{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:20px;margin-top:48px;align-items:start}
.pj{border:1px solid var(--line);border-radius:22px;overflow:hidden;background:var(--bg3);display:flex;flex-direction:column;transition:border-color .3s,transform .3s}
.pj:hover{border-color:#00d9ff66;transform:translateY(-4px)}
.pj .fr{min-height:160px;background:linear-gradient(140deg,#0d1a22,#0a1218);display:grid;place-items:center;overflow:hidden;border-bottom:1px solid var(--line)}
.pj .fr img{width:100%;height:auto;transition:transform .6s}.pj:hover .fr img{transform:scale(1.03)}
.pj .fr small{color:var(--mut);font-size:13px;text-align:center;padding:0 20px;margin-top:20px}
.pj .tx{padding:22px 24px 26px;display:flex;flex-direction:column;gap:8px;flex:1}.pj .tx em{font:600 12px var(--fb);letter-spacing:.1em;text-transform:uppercase;color:var(--cy);font-style:normal}
.pj .tx p{color:var(--mut);font-size:15px}.pj .acts{display:flex;flex-wrap:wrap;gap:16px;margin-top:auto;padding-top:10px;font:600 14px var(--ff)}.pj .acts a{color:var(--cy)}.pj .acts a:hover{text-decoration:underline}
/* tech */
.tech{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:12px;margin-top:48px}
.tech div{padding:22px;border:1px solid var(--line);border-radius:16px;background:#ffffff05}
.tech b{font:600 17px var(--ff);display:block;margin-bottom:4px}.tech span{color:var(--mut);font-size:14px}
/* process */
.tl{position:relative;margin-top:56px;display:grid;gap:0;padding-left:34px;--p:0}
.tl:before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:var(--line)}
.tl:after{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--cy),var(--bl));transform-origin:top;transform:scaleY(var(--p));box-shadow:0 0 12px #00d9ff66}
.st{position:relative;padding:0 0 40px}.st:last-child{padding-bottom:0}
.st:before{content:"";position:absolute;left:-34px;top:6px;width:18px;height:18px;border-radius:50%;background:var(--bg);border:2px solid #ffffff40;transition:.4s}
.st.on:before{border-color:var(--cy);background:var(--cy);box-shadow:0 0 16px #00d9ff88}
.st span{font:600 13px var(--ff);color:var(--cy);letter-spacing:.1em}.st h3{margin:4px 0 6px}.st p{color:var(--mut);max-width:52ch}
/* faq */
.fq{margin-top:44px;max-width:860px}
.fi{border-bottom:1px solid var(--line)}
.fi button{width:100%;text-align:left;padding:22px 0;font:600 clamp(16px,1.5vw,19px) var(--ff);display:flex;justify-content:space-between;gap:20px;align-items:center}
.fi i{flex:none;width:14px;height:14px;position:relative}.fi i:before,.fi i:after{content:"";position:absolute;left:0;top:6px;width:14px;height:2px;background:var(--cy);transition:transform .3s}.fi i:after{transform:rotate(90deg)}
.fi.o i:after{transform:rotate(0)}
.fa{display:grid;grid-template-rows:0fr;transition:grid-template-rows .35s}.fi.o .fa{grid-template-rows:1fr}.fa>div{overflow:hidden}.fa p{color:var(--mut);padding-bottom:22px;max-width:64ch}
/* cta */
.cta{text-align:center;border:1px solid var(--line);border-radius:28px;padding:clamp(44px,8vw,96px) clamp(20px,5vw,64px);background:radial-gradient(60% 80% at 50% 0%,#078dff2e,transparent 70%),var(--bg3)}
.cta h2{margin:0 auto;max-width:18ch;text-transform:uppercase}.cta .lead{margin-inline:auto}.cta .row{justify-content:center}
/* footer */
footer{border-top:1px solid var(--line);background:var(--bg2)}
footer .wrap{padding-block:56px 36px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
footer p,footer li{color:var(--mut);font-size:15px}footer h3{font-size:15px;margin-bottom:12px}footer li{padding:3px 0}footer a:hover{color:var(--cy)}
.copy{grid-column:1/-1;border-top:1px solid var(--line);padding-top:22px;color:var(--mut);font-size:13px}
.wf{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:90;width:56px;height:56px;border-radius:50%;background:var(--cy);display:grid;place-items:center;box-shadow:0 8px 30px #00d9ff55;transition:transform .3s}.wf:hover{transform:scale(1.08)}
.wf svg{width:28px;height:28px;fill:#02151a}
/* motion */
.js .rv{opacity:0;transform:translateY(28px);filter:blur(6px);transition:opacity .8s,transform .8s,filter .8s;transition-delay:var(--d,0s)}
.js .rv.in{opacity:1;transform:none;filter:none}
@media(max-width:900px){.nl{display:none}.bg{display:grid}.about,footer .wrap{grid-template-columns:1fr}}
@media(max-width:480px){.btn{width:100%}.row{flex-direction:column}.cta .row{align-items:stretch}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.js .rv{opacity:1;transform:none;filter:none}}