:root{
  --bg:#0b0d10;
  --fg:#e8eaec;
  --mut:#8a9199;
  --line:#232830;
  --acc:#39d0c4;
  --pad:clamp(20px,5vw,72px);
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--fg);
  font:400 16px/1.55 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  min-height:100svh;
  display:flex;
  flex-direction:column;
  overflow-x:hidden;
}
#traces{
  position:fixed;inset:0;width:100%;height:100%;
  z-index:-2;display:block;
}
.grid{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    linear-gradient(rgba(35,40,48,.35) 1px,transparent 1px) 0 0/100% 96px,
    linear-gradient(90deg,rgba(35,40,48,.35) 1px,transparent 1px) 0 0/96px 100%;
}
::selection{background:var(--acc);color:#04211f}

a{color:var(--fg);text-decoration:none}
a:focus-visible{outline:1px solid var(--acc);outline-offset:4px}

.top{
  display:flex;justify-content:space-between;align-items:baseline;
  padding:28px var(--pad);
  border-bottom:1px solid var(--line);
}
.mark{
  font-weight:700;font-size:15px;letter-spacing:.28em;
}
.mark::before{
  content:"";display:inline-block;width:9px;height:9px;
  background:var(--acc);margin-right:12px;
}
.mail{color:var(--mut);font-size:14px;letter-spacing:.04em}
.mail:hover{color:var(--acc)}

main{
  flex:1;
  width:100%;max-width:1120px;
  margin:0 auto;
  padding:0 var(--pad);
}

.hero{padding:clamp(56px,10vh,120px) 0 clamp(40px,6vh,72px)}
.kicker{
  color:var(--acc);
  font-size:13px;letter-spacing:.22em;text-transform:uppercase;
  margin-bottom:28px;
}
h1{
  font-size:clamp(38px,7.2vw,88px);
  font-weight:650;line-height:1.04;
  letter-spacing:-.02em;
}
.hairline{
  border:0;border-top:1px solid var(--line);
  margin:clamp(32px,5vh,56px) 0;
}
.lede{
  max-width:46ch;color:var(--mut);
  font-size:clamp(16px,1.6vw,19px);
}

.card{
  display:block;
  border:1px solid var(--line);
  padding:clamp(28px,4vw,48px);
  margin-bottom:clamp(56px,9vh,104px);
  transition:border-color .2s ease,background .2s ease;
  background:rgba(11,13,16,.55);
}
.card:hover{border-color:var(--acc)}
.card-head{
  display:flex;justify-content:space-between;align-items:baseline;
  margin-bottom:20px;
}
.card-tag{
  color:var(--acc);font-size:12px;
  letter-spacing:.2em;text-transform:uppercase;
}
.card-arrow{
  font-size:26px;color:var(--mut);
  transition:transform .2s ease,color .2s ease;
}
.card:hover .card-arrow{transform:translateX(8px);color:var(--acc)}
h2{
  font-size:clamp(30px,4.6vw,54px);
  font-weight:650;letter-spacing:-.015em;line-height:1.05;
}
.card-sub{color:var(--mut);margin-top:10px;font-size:clamp(15px,1.5vw,18px)}
.card-list{
  list-style:none;
  display:flex;flex-wrap:wrap;gap:8px 0;
  margin:26px 0 22px;
  border-top:1px solid var(--line);
  padding-top:20px;
}
.card-list li{
  font-size:14px;color:var(--fg);
  padding-right:22px;position:relative;
}
.card-list li::before{
  content:"";display:inline-block;width:5px;height:5px;
  background:var(--acc);margin-right:10px;vertical-align:2px;
}
.card-url{
  font-size:14px;letter-spacing:.06em;color:var(--acc);
  border-bottom:1px solid transparent;
}
.card:hover .card-url{border-bottom-color:var(--acc)}

.contact{padding-bottom:clamp(56px,9vh,104px)}
.contact-line{color:var(--mut);font-size:clamp(16px,1.6vw,19px);max-width:52ch}
.contact-line a{color:var(--fg);border-bottom:1px solid var(--line);padding-bottom:2px}
.contact-line a:hover{color:var(--acc);border-bottom-color:var(--acc)}

footer{
  border-top:1px solid var(--line);
  padding:24px var(--pad);
  color:var(--mut);font-size:13px;letter-spacing:.06em;
  display:flex;justify-content:space-between;
}

@media (max-width:560px){
  .top{padding-top:20px;padding-bottom:20px}
  .mail{font-size:13px}
  .card-list{flex-direction:column;gap:10px}
  .card-list li{padding-right:0}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important}
}

/* --- i18n: переключатель языков, CJK-стек --- */
.top-right{
  display:flex;align-items:baseline;
  gap:clamp(16px,2.5vw,28px);
}
.lang{
  display:flex;gap:14px;
  font-size:13px;letter-spacing:.12em;
}
.lang a{color:var(--mut)}
.lang a:hover{color:var(--fg)}
.lang .cur{
  color:var(--acc);
  border-bottom:1px solid var(--acc);
  padding-bottom:2px;
}
:lang(zh-Hans) body{
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans CJK SC","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
:lang(zh-Hans) .kicker,
:lang(zh-Hans) .card-tag{letter-spacing:.14em}
:lang(zh-Hans) h1{letter-spacing:0}

@media (max-width:560px){
  .top .mail{display:none} /* email остаётся в блоке контактов */
  .lang{gap:12px}
}