@font-face{font-family:grotesk;src:url(../fonts/SpaceGrotesk-VariableFont_wght.ttf) format("truetype");font-weight:300 700;font-display:swap}
:root{
  --bg:#050505;--fg:#f5f5f4;--mute:rgba(245,245,244,.58);--faint:rgba(245,245,244,.08);
  --line:rgba(245,245,244,.12);--line-2:rgba(245,245,244,.28);--card:#0c0c0c;
  --r:18px;--r-sm:12px;--ease:cubic-bezier(.2,.7,.2,1);
  --serif:Merriweather,Georgia,serif;--sans:grotesk,system-ui,-apple-system,sans-serif;
  color-scheme:dark
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:300 18px/1.65 var(--sans);-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
::selection{background:var(--fg);color:#000}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:opacity .2s}
a:hover{opacity:.75}
:focus-visible{outline:2px solid var(--fg);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--serif);font-weight:300;line-height:1.2;margin:0 0 .5em;letter-spacing:-.015em;text-wrap:balance}
h1{font-size:clamp(2.4rem,6.4vw,4.8rem);line-height:1.08;letter-spacing:-.03em}
h2{font-size:clamp(1.7rem,3.6vw,2.6rem)}
h3{font-size:1.3rem}
p{margin:0 0 1em;text-wrap:pretty}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
section{padding:clamp(64px,10vw,120px) 0}
.band{background:linear-gradient(180deg,#0a0a0a,#050505)}
.muted{color:var(--mute)}
.mono{font-family:var(--sans);font-weight:600}
.eyebrow{font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:var(--mute);margin-bottom:1.2em}
.lead{font-size:clamp(1.1rem,1.6vw,1.3rem);color:var(--mute);max-width:640px}
.tag{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line-2);border-radius:999px;color:var(--fg);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;padding:4px 12px;margin-bottom:16px;background:var(--faint)}
.btn{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line-2);border-radius:999px;padding:13px 26px;font-weight:600;transition:background .2s,color .2s,border-color .2s,transform .2s var(--ease)}
.btn:hover{background:var(--fg);color:#000;border-color:var(--fg);opacity:1}
.btn:active{transform:scale(.98)}
.btn-solid{background:var(--fg);color:#000;border-color:var(--fg)}
.btn-solid:hover{background:#fff;box-shadow:0 0 0 6px rgba(255,255,255,.08)}
.btn-sm{padding:8px 16px;font-size:.9rem}
.link{font-weight:500;background:linear-gradient(currentColor,currentColor) 0 100%/100% 1px no-repeat;padding-bottom:2px;transition:background-size .25s var(--ease)}
.link:hover{background-size:0 1px;opacity:1}
.head{margin-bottom:48px;max-width:760px}
.head.row{display:flex;justify-content:space-between;align-items:end;max-width:none;gap:20px}
.head.row h2{margin:0}

/* nav */
.nav{position:sticky;top:0;z-index:10;background:rgba(5,5,5,.7);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:24px;height:68px}
.brand img{width:112px}
.nav nav{margin-left:auto;display:flex;gap:4px;font-size:.95rem;font-weight:500}
.nav nav a{padding:8px 14px;border-radius:999px}
.nav nav a:hover{background:var(--faint);opacity:1}
@media(max-width:760px){.nav nav{display:none}.nav .btn{margin-left:auto}}

/* hero */
.hero{position:relative;padding:clamp(80px,13vw,160px) 0 64px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% -10% auto 30%;height:620px;background:radial-gradient(closest-side,rgba(255,255,255,.10),transparent 70%);pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:64px 64px;mask-image:radial-gradient(ellipse at 70% 20%,#000 0,transparent 60%);-webkit-mask-image:radial-gradient(ellipse at 70% 20%,#000 0,transparent 60%);opacity:.35;pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.hero h1{max-width:13ch}
.hero-cta{display:flex;gap:20px;align-items:center;flex-wrap:wrap;margin-top:36px}
.stats{list-style:none;padding:28px 0 0;margin:72px 0 0;display:grid;grid-template-columns:repeat(3,minmax(0,max-content));gap:24px 64px;border-top:1px solid var(--line)}
.stats b{display:block;font-family:var(--serif);font-weight:300;font-size:clamp(2rem,4vw,2.8rem);letter-spacing:-.02em}
.stats span{color:var(--mute);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase}
@media(max-width:520px){.stats{grid-template-columns:repeat(3,1fr);gap:16px}.stats span{font-size:.68rem}}

/* featured */
.featured{padding-top:0}
.feat{position:relative;display:block;overflow:hidden;border-radius:var(--r);border:1px solid var(--line)}
.feat:hover{opacity:1}
.feat img{width:100%;aspect-ratio:16/8;object-fit:cover;transition:transform .8s var(--ease)}
.feat:hover img{transform:scale(1.03)}
.feat::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.85),rgba(0,0,0,.1) 60%)}
.feat-txt{position:absolute;z-index:1;left:clamp(20px,4vw,48px);bottom:clamp(20px,4vw,48px);max-width:560px}
.feat-txt h2{font-size:clamp(2rem,4vw,3rem)}
.feat-txt p{font-size:1.1rem;color:rgba(255,255,255,.8)}
@media(max-width:720px){.feat::after{display:none}.feat-txt{position:static;padding:22px}.feat img{aspect-ratio:16/10}}

/* cards (shared) */
.work,.svc,.post-card{border:1px solid var(--line);border-radius:var(--r);background:var(--card);overflow:hidden;transition:border-color .3s,transform .3s var(--ease),box-shadow .3s}
.work:hover,.svc:hover,.post-card:hover{border-color:var(--line-2);transform:translateY(-4px);box-shadow:0 24px 60px -30px rgba(255,255,255,.18);opacity:1}
.work-img,.post-img{display:block;overflow:hidden;background:#111}
.work-img img,.post-img img{aspect-ratio:1200/630;object-fit:cover;width:100%;transition:transform .7s var(--ease)}
.work:hover .work-img img,.post-card:hover .post-img img{transform:scale(1.04)}

/* work */
.work-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(340px,100%),1fr));gap:20px}
.work{display:flex;flex-direction:column}
.work-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.work-body h3{font-size:1.45rem;margin-bottom:.35em}
.work-body p{color:var(--mute);font-size:.98rem}
.work-links{margin-top:auto!important;display:flex;gap:18px;align-items:center;flex-wrap:wrap;color:var(--fg)!important;padding-top:8px}

/* steps */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:20px;counter-reset:s}
.steps li{counter-increment:s;position:relative;border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;background:var(--card)}
.steps li::before{content:"0" counter(s);display:block;font-family:var(--serif);font-size:2.4rem;line-height:1;color:var(--line-2);margin-bottom:18px}
.steps b{font-size:.75rem;letter-spacing:.15em;text-transform:uppercase;color:var(--mute)}
.steps h3{margin-top:6px}
.steps p{color:var(--mute);font-size:.98rem;margin:0}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:20px}
.svc{padding:32px;display:flex;flex-direction:column}
.svc .tag{align-self:flex-start}
.svc p{color:var(--mute);flex:1}
.ticker{overflow:hidden;margin-top:72px;color:rgba(255,255,255,.28);white-space:nowrap;mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.ticker div{display:inline-block;animation:tick 90s linear infinite}
@keyframes tick{to{transform:translateX(-50%)}}

/* posts */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(320px,100%),1fr));gap:20px}
.post-card{display:flex;flex-direction:column;padding-bottom:22px}
.post-card>*:not(.post-img){margin-left:22px;margin-right:22px}
.post-img{margin-bottom:20px}
.post-card .tag{align-self:flex-start}
.post-card h3{font-size:1.18rem;line-height:1.35}
.post-card p{color:var(--mute);font-size:.94rem;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.post-card time{color:var(--mute);font-size:.82rem}
.lang-filter{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 36px;padding:0;list-style:none}
.lang-filter a{display:inline-block;padding:6px 14px;border:1px solid var(--line);border-radius:999px;font-size:.88rem;color:var(--mute)}
.lang-filter a:hover{color:var(--fg);border-color:var(--line-2);opacity:1}
.blog-group{margin-bottom:72px;scroll-margin-top:90px}
.blog-group h2{font-size:1.5rem;margin-bottom:24px}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line);padding:22px 0}
.faq summary{cursor:pointer;font-family:var(--serif);font-size:1.15rem;list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--sans);font-size:1.4rem;line-height:1;color:var(--mute);transition:transform .25s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--mute);margin:12px 0 0}

/* form */
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:32px;padding:clamp(20px,4vw,36px);border:1px solid var(--line);border-radius:var(--r);background:var(--card)}
.form label{display:flex;flex-direction:column;gap:8px;font-size:.9rem;color:var(--mute)}
.form .full{grid-column:1/-1}
.form input,.form select,.form textarea{background:#050505;color:var(--fg);border:1px solid var(--line);border-radius:var(--r-sm);padding:13px 14px;font:inherit;font-size:1rem;transition:border-color .2s,box-shadow .2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--line-2);box-shadow:0 0 0 4px var(--faint)}
.form .check{flex-direction:row;align-items:center;gap:10px;color:var(--fg)}
.form .check input{width:18px;height:18px;accent-color:#fff}
.form button{cursor:pointer;font:inherit;font-weight:600;justify-content:center}
@media(max-width:600px){.form{grid-template-columns:1fr}}

/* article */
.page-head{padding-bottom:24px}
.post{padding-top:56px}
.crumbs{font-size:.88rem;color:var(--mute);margin-bottom:28px}
.crumbs a:hover{color:var(--fg)}
.post h1{font-size:clamp(2.1rem,5vw,3.4rem)}
.meta{color:var(--mute);font-size:.92rem}
.post-hero{width:100%;margin:32px 0 44px;border:1px solid var(--line);border-radius:var(--r);aspect-ratio:1200/630;object-fit:cover}
.prose{font-size:1.12rem;line-height:1.75}
.prose>p:first-child{font-size:1.25rem;color:var(--fg)}
.prose h2{font-size:1.75rem;margin-top:1.9em}
.prose h3{margin-top:1.5em}
.prose a{font-weight:500;text-decoration:underline;text-decoration-color:var(--line-2);text-underline-offset:4px;text-decoration-thickness:1px;word-break:break-word}
.prose a:hover{text-decoration-color:var(--fg);opacity:1}
.prose li{margin-bottom:.55em}
.prose ul,.prose ol{padding-left:0;padding-inline-start:1.25em}
.prose li::marker{color:var(--mute)}
.prose strong{font-weight:600}
.cta-line{font-size:1.2rem;margin-top:2em;padding:20px 22px;border-left:2px solid var(--fg);background:var(--faint);border-radius:0 var(--r-sm) var(--r-sm) 0}
[dir=rtl] .cta-line{border-left:0;border-right:2px solid var(--fg);border-radius:var(--r-sm) 0 0 var(--r-sm)}
.app-box{display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:center;border:1px solid var(--line);border-radius:var(--r);padding:22px;margin:52px 0;background:var(--card)}
.app-box img{border-radius:var(--r-sm)}
.app-box h2{margin:0 0 .3em}
.app-box p{color:var(--mute)}
@media(max-width:640px){.app-box{grid-template-columns:1fr}}
.cta-box{text-align:center;border:1px solid var(--line);border-radius:var(--r);padding:52px 24px;margin:44px 0 20px;background:radial-gradient(ellipse at top,rgba(255,255,255,.08),transparent 70%),var(--card)}
.langs{font-size:.92rem;color:var(--mute)}
.langs a{color:var(--fg);text-decoration:underline;text-decoration-color:var(--line-2);text-underline-offset:3px}
[dir=rtl] .prose,[dir=rtl] h1,[dir=rtl] h2,[dir=rtl] h3{font-family:var(--sans),"Geeza Pro","Noto Naskh Arabic",Tahoma,sans-serif;letter-spacing:0}
:lang(zh) h1,:lang(zh) h2,:lang(zh) h3,:lang(ja) h1,:lang(ja) h2,:lang(ja) h3{font-family:var(--sans),"PingFang SC","Hiragino Sans","Noto Sans CJK SC",sans-serif;letter-spacing:0}

/* footer */
.foot{padding:88px 0 32px;border-top:1px solid var(--line)}
.foot-grid{display:grid;grid-template-columns:1.3fr 1.4fr .8fr;gap:48px;margin-bottom:56px}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr}}
.foot-h{font-family:var(--serif);font-size:1.7rem;letter-spacing:-.02em;line-height:1.2}
.foot-k{font-size:.75rem;letter-spacing:.16em;text-transform:uppercase;color:var(--mute)}
.foot-apps{list-style:none;padding:0;margin:0}
.foot-apps li{margin-bottom:9px;font-size:.95rem}
.foot-apps span{color:var(--mute);font-size:.82rem}
.foot small{display:block;color:var(--mute);font-size:.8rem;letter-spacing:.12em;padding-top:24px;border-top:1px solid var(--line)}

@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* about facts */
.facts{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);margin:0}
.facts div{display:grid;grid-template-columns:minmax(120px,200px) 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line)}
.facts dt{color:var(--mute);font-size:.9rem}
.facts dd{margin:0}
.legal{font-size:1rem}