/* ============================================================
   NEGUP GROUP — Corporate Site
   Design language: dark technical / cinematic (NVIDIA · Tesla · SpaceX)
   ============================================================ */

:root{
  --bg:#05070A;
  --bg-2:#080B11;
  --surface:rgba(255,255,255,.028);
  --surface-2:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --txt:#F2F5F8;
  --txt-2:#A8B4C4;
  --txt-3:#6E7C8F;
  --acc:#00E58C;          /* NEGUP green */
  --acc-2:#28D7C8;        /* cyan */
  --acc-3:#7C6BFF;        /* violet accent */
  --glow:0 0 0 1px rgba(0,229,140,.22), 0 18px 60px -20px rgba(0,229,140,.35);
  --maxw:1280px;
  --nav-h:72px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --f-display:'Inter Tight','Inter',-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  --f-body:'Inter',-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h);-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--txt);
  font-family:var(--f-body);font-size:16px;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
::selection{background:rgba(0,229,140,.3)}

/* thin scrollbar */
::-webkit-scrollbar{width:10px;height:10px}
::-webkit-scrollbar-track{background:#05070A}
::-webkit-scrollbar-thumb{background:#1B2230;border-radius:20px}
::-webkit-scrollbar-thumb:hover{background:#2A3444}

.wrap{width:min(100% - 40px,var(--maxw));margin-inline:auto}
.sec{padding:120px 0;position:relative}
.sec--tight{padding:80px 0}

/* ---------- typography ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:12px;font-weight:600;letter-spacing:.18em;text-transform:uppercase;
  color:var(--acc);margin-bottom:22px;
}
.eyebrow::before{content:'';width:26px;height:1px;background:var(--acc);opacity:.6}
.eyebrow--c{justify-content:center}
.eyebrow--c::after{content:'';width:26px;height:1px;background:var(--acc);opacity:.6}

h1,h2,h3,h4{font-family:var(--f-display);font-weight:700;line-height:1.06;letter-spacing:-.03em;margin:0 0 18px}
h1{font-size:clamp(2.6rem,6.2vw,5.2rem);font-weight:800}
h2{font-size:clamp(2rem,4vw,3.4rem)}
h3{font-size:clamp(1.15rem,1.8vw,1.5rem);letter-spacing:-.02em}
.lead{font-size:clamp(1.02rem,1.5vw,1.22rem);color:var(--txt-2);line-height:1.7;max-width:62ch}
.muted{color:var(--txt-2)}
.grad{background:linear-gradient(100deg,#fff 10%,#9FE9C8 50%,var(--acc-2) 90%);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;height:var(--nav-h);z-index:100;
  display:flex;align-items:center;
  background:rgba(5,7,10,0);border-bottom:1px solid transparent;
  transition:background .35s var(--ease),border-color .35s var(--ease),backdrop-filter .35s;
}
.nav.is-stuck{
  background:rgba(5,7,10,.82);border-bottom-color:var(--line);
  backdrop-filter:blur(18px) saturate(150%);-webkit-backdrop-filter:blur(18px) saturate(150%);
}
.nav__in{width:min(100% - 40px,var(--maxw));margin-inline:auto;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--f-display);font-weight:800;letter-spacing:-.02em;font-size:17px;flex-shrink:0}
.brand img{height:30px;width:auto}
.brand small{display:block;font-size:9px;letter-spacing:.3em;color:var(--txt-3);font-weight:600;margin-top:-3px}

.menu{display:flex;align-items:center;gap:4px;margin-left:auto}
.menu a{
  padding:9px 14px;border-radius:8px;font-size:14px;font-weight:500;color:var(--txt-2);
  transition:color .2s,background .2s;
}
.menu a:hover{color:#fff;background:var(--surface-2)}
.menu a.is-active{color:#fff}

.nav__right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.lang{display:flex;align-items:center;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.lang button{padding:6px 11px;font-size:12px;font-weight:600;color:var(--txt-3);transition:.2s}
.lang button.on{background:var(--acc);color:#03130C}
.lang button:hover:not(.on){color:#fff}

.burger{display:none;width:42px;height:42px;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:9px}
.burger span{display:block;width:17px;height:1.5px;background:#fff;position:relative;transition:.3s}
.burger span::before,.burger span::after{content:'';position:absolute;left:0;width:17px;height:1.5px;background:#fff;transition:.3s}
.burger span::before{top:-6px}.burger span::after{top:6px}
.burger.open span{background:transparent}
.burger.open span::before{top:0;transform:rotate(45deg)}
.burger.open span::after{top:0;transform:rotate(-45deg)}

.progress{position:fixed;top:0;left:0;height:2px;width:0;background:linear-gradient(90deg,var(--acc),var(--acc-2));z-index:120;transition:width .1s linear}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;padding-top:var(--nav-h)}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.42) saturate(.75) contrast(1.05);transform:scale(1.06)}
.hero__bg::after{content:'';position:absolute;inset:0;
  background:
    radial-gradient(120% 80% at 50% 100%,rgba(5,7,10,.95) 10%,rgba(5,7,10,.35) 55%,rgba(5,7,10,.75) 100%),
    linear-gradient(180deg,rgba(5,7,10,.75) 0%,rgba(5,7,10,.15) 35%,rgba(5,7,10,.9) 100%);}
.hero__grid{position:absolute;inset:0;z-index:1;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:80px 80px;
  mask-image:radial-gradient(115% 75% at 50% 40%,#000 25%,transparent 78%);
  -webkit-mask-image:radial-gradient(115% 75% at 50% 40%,#000 25%,transparent 78%);}
.hero__in{position:relative;z-index:2;width:min(100% - 40px,var(--maxw));margin-inline:auto;padding:80px 0 100px}
.hero h1{max-width:17ch;margin-bottom:26px}
.hero .lead{max-width:56ch;font-size:clamp(1.02rem,1.4vw,1.18rem)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.hero__scroll{position:absolute;left:50%;bottom:34px;transform:translateX(-50%);z-index:3;
  display:flex;flex-direction:column;align-items:center;gap:9px;font-size:10px;letter-spacing:.24em;color:var(--txt-3);text-transform:uppercase}
.hero__scroll i{display:block;width:1px;height:38px;background:linear-gradient(180deg,var(--acc),transparent);animation:sc 2s var(--ease) infinite}
@keyframes sc{0%{transform:scaleY(.2);transform-origin:top;opacity:0}45%{transform:scaleY(1);opacity:1}100%{transform:scaleY(1);transform-origin:bottom;opacity:0}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:10px;
  font-size:14.5px;font-weight:600;letter-spacing:-.01em;transition:.25s var(--ease);white-space:nowrap;
}
.btn--p{background:var(--acc);color:#03130C;box-shadow:0 10px 34px -12px rgba(0,229,140,.75)}
.btn--p:hover{background:#19F5A0;transform:translateY(-2px);box-shadow:0 16px 44px -12px rgba(0,229,140,.85)}
.btn--g{border:1px solid var(--line-strong);color:#fff;background:rgba(255,255,255,.03)}
.btn--g:hover{border-color:var(--acc);background:rgba(0,229,140,.09);transform:translateY(-2px)}
.btn svg{width:15px;height:15px;transition:transform .25s var(--ease)}
.btn:hover svg{transform:translateX(3px)}

/* ---------- stats ---------- */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2)}
.stats__grid{display:grid;grid-template-columns:repeat(5,1fr)}
.stat{padding:44px 22px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-family:var(--f-display);font-size:clamp(2rem,3.4vw,3.1rem);font-weight:800;letter-spacing:-.04em;line-height:1;
  background:linear-gradient(180deg,#fff,#8FA6BD);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;margin-top:11px;font-size:12.5px;color:var(--txt-3);letter-spacing:.04em}

/* ---------- mission ---------- */
.mission{position:relative;overflow:hidden}
.mission::before{content:'';position:absolute;width:760px;height:760px;left:50%;top:8%;transform:translateX(-50%);
  background:radial-gradient(circle,rgba(0,229,140,.075),transparent 62%);pointer-events:none}
.mission__q{
  font-family:var(--f-display);font-size:clamp(1.5rem,3.1vw,2.6rem);font-weight:700;line-height:1.24;letter-spacing:-.03em;
  max-width:24ch;margin:0 auto 30px;text-align:center;
}
.mission__q em{font-style:normal;color:var(--acc)}
.mission__sub{text-align:center;max-width:74ch;margin:0 auto;color:var(--txt-2);font-size:1.02rem}

.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:66px}
.pillar{padding:34px 28px;border:1px solid var(--line);border-radius:16px;background:var(--surface);transition:.35s var(--ease)}
.pillar:hover{border-color:rgba(0,229,140,.4);background:var(--surface-2);transform:translateY(-5px);box-shadow:var(--glow)}
.pillar i{display:flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:12px;
  background:rgba(0,229,140,.11);border:1px solid rgba(0,229,140,.28);margin-bottom:20px;color:var(--acc)}
.pillar i svg{width:21px;height:21px}
.pillar h3{margin-bottom:10px;font-size:1.12rem}
.pillar p{margin:0;color:var(--txt-2);font-size:14.6px;line-height:1.7}

/* ---------- divisions ---------- */
.div-list{display:flex;flex-direction:column;gap:22px;margin-top:56px}
.div{
  position:relative;display:grid;grid-template-columns:1fr 1.15fr;min-height:400px;
  border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--bg-2);transition:.4s var(--ease);
}
.div:hover{border-color:rgba(255,255,255,.2);transform:translateY(-3px);box-shadow:0 30px 70px -40px rgba(0,0,0,.9)}
.div__media{position:relative;overflow:hidden;min-height:300px}
.div__media img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease);filter:brightness(.78) saturate(.9)}
.div:hover .div__media img{transform:scale(1.07)}
.div__media::after{content:'';position:absolute;inset:0;background:linear-gradient(105deg,rgba(5,7,10,.15),rgba(5,7,10,.7))}
.div__no{position:absolute;left:26px;top:22px;z-index:2;font-family:var(--f-display);font-size:13px;font-weight:700;letter-spacing:.2em;color:rgba(255,255,255,.5)}
.div__body{padding:40px 40px 36px;display:flex;flex-direction:column;justify-content:center}
.div__tag{display:inline-block;align-self:flex-start;padding:5px 12px;border:1px solid rgba(0,229,140,.32);border-radius:100px;
  font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--acc);margin-bottom:16px}
.div__body h3{font-size:clamp(1.4rem,2.2vw,1.95rem);margin-bottom:6px}
.div__sub{color:var(--txt-3);font-size:13.5px;letter-spacing:.02em;margin-bottom:16px}
.div__body p{margin:0 0 22px;color:var(--txt-2);font-size:15px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:26px}
.chips span{padding:6px 13px;border:1px solid var(--line);border-radius:7px;font-size:12.5px;color:var(--txt-2);background:rgba(255,255,255,.02)}
.div__link{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:600;color:var(--acc);transition:gap .25s}
.div__link:hover{gap:14px}
.div__link svg{width:15px;height:15px}

/* ---------- synergy ---------- */
.synergy{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.chain{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:54px;position:relative}
.chain__i{position:relative;padding:32px 20px;text-align:center}
.chain__i:not(:last-child)::after{content:'';position:absolute;right:-9px;top:50%;width:18px;height:1px;background:var(--line-strong);z-index:2}
.chain__i:not(:last-child)::before{content:'';position:absolute;right:-14px;top:50%;transform:translateY(-50%);
  width:0;height:0;border-left:5px solid var(--acc);border-top:4px solid transparent;border-bottom:4px solid transparent;z-index:3;opacity:.85}
.chain__n{display:flex;align-items:center;justify-content:center;width:54px;height:54px;margin:0 auto 18px;border-radius:14px;
  border:1px solid var(--line-strong);background:rgba(255,255,255,.035);font-family:var(--f-display);font-weight:800;font-size:16px;color:var(--acc)}
.chain__i h4{margin:0 0 8px;font-size:15px;font-weight:600;letter-spacing:-.01em}
.chain__i p{margin:0;font-size:13px;color:var(--txt-3);line-height:1.6}

/* ---------- global ---------- */
.globe-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;margin-top:52px}
.map{position:relative;aspect-ratio:1/.62;border:1px solid var(--line);border-radius:18px;overflow:hidden;background:
  radial-gradient(circle at 50% 50%,rgba(0,229,140,.06),transparent 60%),var(--bg-2)}
.map svg{width:100%;height:100%}
.map .dot{fill:var(--acc);opacity:.95}
.map .ring{fill:none;stroke:var(--acc);stroke-width:1;opacity:.6;animation:pulse 3s var(--ease) infinite}
@keyframes pulse{0%{r:3;opacity:.85}100%{r:15;opacity:0}}
.regions{display:flex;flex-direction:column;gap:2px}
.region{display:flex;align-items:baseline;gap:16px;padding:17px 18px;border:1px solid transparent;border-radius:12px;transition:.28s var(--ease);border-bottom:1px solid var(--line)}
.region:hover{background:var(--surface);border-color:var(--line);border-bottom-color:var(--line)}
.region b{font-family:var(--f-display);font-size:15px;font-weight:700;min-width:160px;letter-spacing:-.01em}
.region span{font-size:13.5px;color:var(--txt-3)}

/* ---------- JV ---------- */
.jv{position:relative;overflow:hidden}
.jv::before{content:'';position:absolute;width:700px;height:700px;right:-8%;top:-15%;
  background:radial-gradient(circle,rgba(124,107,255,.07),transparent 62%);pointer-events:none}
.jv__cols{display:grid;grid-template-columns:1fr auto 1fr;gap:26px;align-items:stretch;margin-top:52px}
.jvcard{padding:34px 30px;border:1px solid var(--line);border-radius:16px;background:var(--surface)}
.jvcard--acc{border-color:rgba(0,229,140,.35);background:linear-gradient(160deg,rgba(0,229,140,.09),rgba(0,229,140,.02))}
.jvcard h4{margin:0 0 6px;font-size:1.05rem}
.jvcard .r{font-size:12.5px;color:var(--txt-3);margin-bottom:20px}
.jvcard ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:13px}
.jvcard li{display:flex;gap:12px;font-size:14px;color:var(--txt-2);line-height:1.55}
.jvcard li svg{flex-shrink:0;width:16px;height:16px;margin-top:3px;color:var(--acc)}
.jvplus{display:flex;align-items:center;justify-content:center;font-family:var(--f-display);font-size:30px;font-weight:300;color:var(--acc);opacity:.55}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:56px;counter-reset:s}
.step{position:relative;padding-top:26px;border-top:1px solid var(--line-strong)}
.step::before{counter-increment:s;content:'0' counter(s);position:absolute;top:26px;right:0;
  font-family:var(--f-display);font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--txt-3)}
.step h4{margin:0 0 9px;font-size:15.5px}
.step p{margin:0;font-size:13.5px;color:var(--txt-3);line-height:1.65}

/* ---------- capabilities ---------- */
.caps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px}
.cap{position:relative;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--bg-2);transition:.35s var(--ease)}
.cap:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.cap img{width:100%;height:230px;object-fit:cover;filter:brightness(.72) saturate(.85);transition:transform .9s var(--ease)}
.cap:hover img{transform:scale(1.06)}
.cap__b{padding:26px 26px 28px}
.cap__b h4{margin:0 0 9px;font-size:1.05rem}
.cap__b p{margin:0;font-size:14px;color:var(--txt-2)}

/* ---------- insights ---------- */
.insights{background:var(--bg-2);border-top:1px solid var(--line)}
.ins-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
.ins{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--surface);transition:.35s var(--ease);display:flex;flex-direction:column}
.ins:hover{transform:translateY(-5px);border-color:rgba(0,229,140,.35)}
.ins img{width:100%;height:190px;object-fit:cover;filter:brightness(.8);transition:transform .9s var(--ease)}
.ins:hover img{transform:scale(1.05)}
.ins__b{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.ins__t{font-size:11px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--acc);margin-bottom:12px}
.ins h4{margin:0 0 11px;font-size:1.02rem;line-height:1.4}
.ins p{margin:0 0 18px;font-size:13.6px;color:var(--txt-3);line-height:1.65;flex:1}
.ins__m{font-size:12px;color:var(--txt-3);display:flex;align-items:center;gap:8px}

/* ---------- CTA ---------- */
.cta{position:relative;overflow:hidden;padding:130px 0;text-align:center}
.cta__bg{position:absolute;inset:0;z-index:0}
.cta__bg img{width:100%;height:100%;object-fit:cover;filter:brightness(.3) saturate(.6)}
.cta__bg::after{content:'';position:absolute;inset:0;background:radial-gradient(90% 70% at 50% 50%,rgba(0,229,140,.14),rgba(5,7,10,.9) 70%)}
.cta__in{position:relative;z-index:2}
.cta h2{max-width:20ch;margin:0 auto 22px}
.cta__ct{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:38px}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--line);padding:70px 0 34px;background:var(--bg-2)}
.foot__g{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:44px;border-bottom:1px solid var(--line)}
.foot h5{margin:0 0 18px;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--txt-3);font-weight:600}
.foot ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:11px}
.foot li a{font-size:14px;color:var(--txt-2);transition:color .2s}
.foot li a:hover{color:var(--acc)}
.foot__about p{font-size:14px;color:var(--txt-3);line-height:1.7;margin:16px 0 0;max-width:34ch}
.f-contact{display:flex;flex-direction:column;gap:13px;font-size:14px;color:var(--txt-2)}
.f-contact a{display:inline-flex;align-items:center;gap:9px;color:#fff}
.f-contact a:hover{color:var(--acc)}
.f-contact svg{width:15px;height:15px;color:var(--acc);flex-shrink:0}
.foot__b{padding-top:26px;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--txt-3)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .85s var(--ease),transform .85s 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}

/* ---------- section head ---------- */
.shead{max-width:60ch;margin-bottom:8px}
.shead--c{margin-inline:auto;text-align:center}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .stats__grid{grid-template-columns:repeat(3,1fr)}
  .stat:nth-child(3){border-right:0}
  .chain{grid-template-columns:repeat(3,1fr);gap:18px 0}
  .chain__i:nth-child(3)::after,.chain__i:nth-child(3)::before{display:none}
  .globe-wrap{grid-template-columns:1fr;gap:38px}
  .foot__g{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:900px){
  .menu{
    position:fixed;inset:var(--nav-h) 0 auto 0;flex-direction:column;align-items:stretch;gap:0;
    background:rgba(5,7,10,.97);backdrop-filter:blur(20px);border-bottom:1px solid var(--line);
    padding:12px 20px 22px;transform:translateY(-12px);opacity:0;pointer-events:none;transition:.28s var(--ease);
  }
  .menu.open{transform:none;opacity:1;pointer-events:auto}
  .menu a{padding:13px 4px;border-bottom:1px solid var(--line);border-radius:0;font-size:15px}
  .burger{display:flex}
  .nav__right .lang{margin-left:auto}
  .div{grid-template-columns:1fr}
  .div__media{min-height:220px;max-height:260px}
  .div__body{padding:30px 26px 32px}
  .pillars,.caps,.ins-grid{grid-template-columns:1fr}
  .jv__cols{grid-template-columns:1fr}
  .jvplus{padding:6px 0}
  .steps{grid-template-columns:1fr 1fr}
  .sec{padding:84px 0}
}
@media (max-width:640px){
  .stats__grid{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(odd){border-right:1px solid var(--line)}
  .chain{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr}
  .foot__g{grid-template-columns:1fr}
  .region{flex-direction:column;gap:4px}
  .region b{min-width:0}
  .hero__in{padding:60px 0 90px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
}