/* ============================================================
   PXB ENGINEERING - editorial site design system (option B)
   Palette derived from the PXB hex mark: paper-white editorial
   base, forest-green signal accent, deep evergreen text accents.
   ============================================================ */

:root{
  --ink-0:#04070E;
  --ink-1:#070D1A;
  --ink-2:#0C1526;
  --ink-3:#121D33;
  --line:rgba(158,178,214,.14);
  --line-soft:rgba(158,178,214,.08);
  --txt-1:#F2F6FD;
  --txt-2:#A9B6CC;
  --txt-3:#7B89A3;
  --blue:#2D6FE0;
  --blue-bright:#4C8DF5;
  --blue-soft:#7FA9EA;
  --red:#E0475A;
  --red-soft:#F0919F;
  --grad:linear-gradient(112deg,#E0475A 0%,#8A4AB0 45%,#2D6FE0 100%);
  --grad-soft:linear-gradient(112deg,rgba(224,71,90,.28),rgba(45,111,224,.28));
  --font-display:"Archivo","Inter",system-ui,-apple-system,sans-serif;
  --font-body:"Inter",system-ui,-apple-system,sans-serif;
  --ease-out:cubic-bezier(.16,1,.3,1);
  --pad:clamp(20px,5vw,72px);
  --nav-h:78px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  background:var(--ink-1);
  color:var(--txt-1);
  font-family:var(--font-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}
ul{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}

::selection{background:rgba(45,111,224,.45);color:#fff}

.skip-link{
  position:fixed;top:-60px;left:16px;z-index:300;background:var(--txt-1);color:var(--ink-0);
  padding:10px 18px;border-radius:6px;font-weight:600;font-size:14px;transition:top .2s;
}
.skip-link:focus{top:12px}

:focus-visible{outline:2px solid var(--blue-bright);outline-offset:3px;border-radius:2px}

/* ---------- film grain + vignette ---------- */
.grain{
  position:fixed;inset:-100px;z-index:70;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)' opacity='0.55'/%3E%3C/svg%3E");
  background-size:240px 240px;
}
@media (prefers-reduced-motion:no-preference){
  .grain{animation:grain-jitter 1.4s steps(4) infinite}
}
@keyframes grain-jitter{
  0%{transform:translate(0,0)}25%{transform:translate(-38px,22px)}
  50%{transform:translate(24px,-30px)}75%{transform:translate(-16px,-14px)}100%{transform:translate(0,0)}
}
@media (max-width:760px){.grain{display:none}}

/* ---------- preloader ---------- */
.preloader{
  position:fixed;inset:0;z-index:200;background:var(--ink-0);
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:22px;
  transition:opacity .7s var(--ease-out),visibility .7s;
}
.preloader img{width:76px;filter:blur(14px);opacity:0;animation:pl-mark 1s var(--ease-out) forwards}
.preloader .pl-word{
  font-family:var(--font-display);font-weight:700;letter-spacing:.34em;font-size:12px;
  color:var(--txt-2);text-transform:uppercase;opacity:0;animation:pl-word 1s .25s var(--ease-out) forwards;
}
@keyframes pl-mark{to{filter:blur(0);opacity:1}}
@keyframes pl-word{to{opacity:1}}
body.loaded .preloader{opacity:0;visibility:hidden}
body.no-preloader .preloader{display:none}

/* ---------- custom cursor ---------- */
.cursor-dot,.cursor-ring{position:fixed;top:0;left:0;z-index:150;pointer-events:none;border-radius:50%;transform:translate(-50%,-50%)}
.cursor-dot{width:6px;height:6px;background:var(--blue-bright)}
.cursor-ring{
  width:38px;height:38px;border:1px solid rgba(127,169,234,.5);
  transition:width .25s,height .25s,border-color .25s,background .25s;
}
body.cursor-hover .cursor-ring{width:64px;height:64px;border-color:rgba(224,71,90,.65);background:rgba(224,71,90,.08)}
@media (pointer:coarse){.cursor-dot,.cursor-ring{display:none}}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:130;
  display:flex;align-items:center;justify-content:space-between;
  height:var(--nav-h);padding:0 var(--pad);
  transition:background .45s,border-color .45s,height .45s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(4,7,14,.78);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-bottom-color:var(--line-soft);
}
.nav-brand{display:flex;align-items:center;gap:12px}
.nav-brand img{width:38px;height:auto}
.nav-brand .brand-word{
  font-family:var(--font-display);font-weight:800;font-size:15px;letter-spacing:.16em;
}
.nav-brand .brand-word small{
  display:block;font-weight:600;font-size:8.5px;letter-spacing:.42em;color:var(--txt-3);margin-top:1px;
}
.nav-links{display:flex;align-items:center;gap:clamp(18px,2.6vw,38px)}
.nav-links a{
  font-size:13.5px;font-weight:500;letter-spacing:.04em;color:var(--txt-2);
  position:relative;padding:6px 0;transition:color .3s;
}
.nav-links a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .4s var(--ease-out);
}
.nav-links a:hover,.nav-links a[aria-current="page"]{color:var(--txt-1)}
.nav-links a:hover::after,.nav-links a[aria-current="page"]::after{transform:scaleX(1)}
.nav-cta{
  font-size:13px;font-weight:600;letter-spacing:.06em;
  border:1px solid var(--line);padding:10px 22px;border-radius:100px;
  transition:border-color .3s,background .3s;
}
.nav-cta:hover{border-color:var(--blue);background:rgba(45,111,224,.12)}
.nav-burger{display:none;flex-direction:column;gap:6px;padding:8px;z-index:130}
.nav-burger span{display:block;width:26px;height:2px;background:var(--txt-1);transition:transform .35s var(--ease-out),opacity .3s}

@media (max-width:960px){
  .nav-links,.nav .nav-cta{display:none}
  .nav-burger{display:flex}
}

/* mobile menu */
.menu{
  position:fixed;inset:0;z-index:120;background:rgba(4,7,14,.96);
  -webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);
  display:flex;flex-direction:column;justify-content:center;padding:0 var(--pad);
  opacity:0;visibility:hidden;transition:opacity .45s,visibility .45s;
}
.menu.open{opacity:1;visibility:visible}
.menu a{
  font-family:var(--font-display);font-weight:800;font-size:clamp(30px,8vw,54px);
  line-height:1.28;color:var(--txt-2);letter-spacing:-.01em;
  transform:translateY(26px);opacity:0;transition:transform .6s var(--ease-out),opacity .6s,color .3s;
}
.menu.open a{transform:translateY(0);opacity:1}
.menu a:hover,.menu a[aria-current="page"]{color:var(--txt-1)}
.menu a:nth-child(1){transition-delay:.05s}.menu a:nth-child(2){transition-delay:.1s}
.menu a:nth-child(3){transition-delay:.15s}.menu a:nth-child(4){transition-delay:.2s}
.menu a:nth-child(5){transition-delay:.25s}.menu a:nth-child(6){transition-delay:.3s}
body.menu-open{overflow:hidden}
body.menu-open .nav{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;border-bottom-color:transparent}
body.menu-open .nav-burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
body.menu-open .nav-burger span:nth-child(2){opacity:0}
body.menu-open .nav-burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ---------- layout primitives ---------- */
.container{max-width:1320px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
.section{padding:clamp(84px,11vw,150px) 0;position:relative}
.section-tight{padding:clamp(56px,7vw,96px) 0}

.kicker{
  display:inline-flex;align-items:center;gap:12px;
  font-size:12px;font-weight:600;letter-spacing:.3em;text-transform:uppercase;color:var(--txt-3);
  margin-bottom:26px;
}
.kicker::before{content:"";width:9px;height:9px;background:var(--grad);
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%)}

.h-display{
  font-family:var(--font-display);font-weight:800;letter-spacing:-.025em;line-height:1.02;
  font-size:clamp(42px,7.2vw,104px);
}
.h1{font-family:var(--font-display);font-weight:800;letter-spacing:-.02em;line-height:1.06;font-size:clamp(36px,5.2vw,72px)}
.h2{font-family:var(--font-display);font-weight:800;letter-spacing:-.018em;line-height:1.1;font-size:clamp(28px,3.8vw,52px)}
.h3{font-family:var(--font-display);font-weight:700;letter-spacing:-.01em;line-height:1.2;font-size:clamp(20px,2.2vw,28px)}
.lead{font-size:clamp(17px,1.5vw,21px);line-height:1.7;color:var(--txt-2);max-width:56ch}
.body-muted{color:var(--txt-2)}
.small-muted{font-size:13.5px;color:var(--txt-3)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- buttons + links ---------- */
.btn{
  display:inline-flex;align-items:center;gap:12px;
  font-weight:600;font-size:14.5px;letter-spacing:.04em;
  padding:16px 34px;border-radius:100px;position:relative;overflow:hidden;
  transition:color .35s,border-color .35s,transform .35s var(--ease-out);
  will-change:transform;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--txt-1);color:var(--ink-0)}
.btn-primary::before{
  content:"";position:absolute;inset:0;background:var(--grad);
  transform:translateX(-101%);transition:transform .5s var(--ease-out);
}
.btn-primary:hover{color:#fff}
.btn-primary:hover::before{transform:translateX(0)}
.btn-primary span,.btn-primary svg{position:relative;z-index:1}
.btn-ghost{border:1px solid var(--line);color:var(--txt-1)}
.btn-ghost:hover{border-color:var(--blue-soft);background:rgba(45,111,224,.1)}

.link-arrow{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:600;font-size:14.5px;letter-spacing:.05em;color:var(--txt-1);
}
.link-arrow .arr{transition:transform .35s var(--ease-out)}
.link-arrow:hover .arr{transform:translateX(8px)}
.link-arrow.red{color:var(--red-soft)}

/* ---------- reveals ---------- */
.rv{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease-out),transform .9s var(--ease-out);transition-delay:var(--d,0s)}
.rv.in{opacity:1;transform:none}
.rv-img{overflow:hidden}
.rv-img img{transform:scale(1.12);transition:transform 1.4s var(--ease-out)}
.rv-img.in img{transform:scale(1)}
.rv-wipe{clip-path:inset(0 100% 0 0);transition:clip-path 1.2s var(--ease-out)}
.rv-wipe.in{clip-path:inset(0 0 0 0)}
@media (prefers-reduced-motion:reduce){
  .rv,.rv-img img,.rv-wipe{opacity:1;transform:none;clip-path:none;transition:none}
}

/* hero line reveal */
.line-mask{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.line-mask span{display:block;transform:translateY(112%);transition:transform 1.1s var(--ease-out)}
body.loaded .line-mask span{transform:translateY(0)}
.line-mask:nth-child(2) span{transition-delay:.1s}
.line-mask:nth-child(3) span{transition-delay:.2s}
@media (prefers-reduced-motion:reduce){.line-mask span{transform:none;transition:none}}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:flex-end;
  padding-bottom:clamp(64px,9vh,120px);padding-top:calc(var(--nav-h) + 40px);
  overflow:hidden;
}
.hero-sub{min-height:76svh}
.hero-bg{position:absolute;inset:0;z-index:-2}
.hero-bg img{width:100%;height:100%;object-fit:cover}
@media (prefers-reduced-motion:no-preference){
  .hero-bg img{animation:kenburns 15s var(--ease-out) forwards;transform-origin:60% 40%}
}
@keyframes kenburns{from{transform:scale(1.14)}to{transform:scale(1.02)}}
.hero-shade{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(to top,var(--ink-1) 2%,rgba(7,13,26,.55) 34%,rgba(7,13,26,.25) 60%,rgba(7,13,26,.55) 100%),
    radial-gradient(120% 90% at 50% 110%,transparent 40%,rgba(4,7,14,.5) 100%);
}
.hero .kicker{color:var(--txt-2)}
.hero-title{max-width:15ch}
.hero-lead{margin-top:30px;max-width:52ch}
.hero-ctas{display:flex;flex-wrap:wrap;gap:18px;margin-top:44px}
.hero-meta{
  display:flex;gap:clamp(24px,4vw,64px);margin-top:clamp(40px,6vh,72px);
  padding-top:28px;border-top:1px solid rgba(255,255,255,.14);flex-wrap:wrap;
}
.hero-meta div strong{
  display:block;font-family:var(--font-display);font-weight:800;font-size:clamp(22px,2.4vw,32px);letter-spacing:-.01em;
}
.hero-meta div strong span{font-size:inherit;letter-spacing:inherit;color:inherit;text-transform:none}
.hero-meta div > span{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-2)}

.scroll-hint{
  position:absolute;right:var(--pad);bottom:36px;z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:10px;
  font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;color:var(--txt-2);
  writing-mode:vertical-rl;
}
.scroll-hint::after{content:"";width:1px;height:56px;background:linear-gradient(to bottom,var(--txt-2),transparent)}
@media (prefers-reduced-motion:no-preference){.scroll-hint::after{animation:hint 2.2s ease-in-out infinite}}
@keyframes hint{0%,100%{opacity:.35}50%{opacity:1}}
@media (max-width:760px){.scroll-hint{display:none}}

/* ---------- stats band ---------- */
.stats-band{border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);position:relative;overflow:hidden}
.stats-band::before{
  content:"";position:absolute;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(45,111,224,.16),transparent 65%);
  top:-320px;right:-140px;pointer-events:none;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(28px,4vw,56px)}
.stat .num{
  font-family:var(--font-display);font-weight:800;letter-spacing:-.03em;line-height:1;
  font-size:clamp(46px,5.6vw,84px);
}
.stat .num sup{font-size:.45em;color:var(--red);font-weight:700}
.stat .lbl{margin-top:12px;font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--txt-2)}
.stat .sub{margin-top:6px;font-size:13px;color:var(--txt-3)}
@media (max-width:900px){.stats-grid{grid-template-columns:repeat(2,1fr)}}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);padding:26px 0;position:relative}
.marquee-track{display:flex;gap:0;width:max-content}
@media (prefers-reduced-motion:no-preference){
  .marquee-track{animation:marquee 46s linear infinite}
  .marquee:hover .marquee-track{animation-play-state:paused}
}
@keyframes marquee{to{transform:translateX(-50%)}}
.marquee-track span{
  font-family:var(--font-display);font-weight:700;font-size:clamp(17px,1.9vw,24px);
  letter-spacing:.02em;color:var(--txt-3);white-space:nowrap;display:inline-flex;align-items:center;
}
.marquee-track span::after{
  content:"";width:8px;height:8px;margin:0 30px;background:var(--grad);
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);flex:none;
}

/* ---------- generic split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(36px,6vw,96px);align-items:center}
.split.rev{direction:rtl}.split.rev>*{direction:ltr}
@media (max-width:900px){.split,.split.rev{grid-template-columns:1fr;direction:ltr}}

.frame{position:relative}
.frame img{width:100%;height:100%;object-fit:cover;border-radius:6px}
.frame::after{
  content:"";position:absolute;inset:0;border-radius:6px;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);pointer-events:none;
}
.frame-tall{aspect-ratio:4/4.6}
.frame-wide{aspect-ratio:16/10}

/* ---------- lifecycle (7 stages) ---------- */
.lifecycle{display:grid;grid-template-columns:0.9fr 1.1fr;gap:clamp(40px,6vw,110px);align-items:start}
.lifecycle-left{position:sticky;top:calc(var(--nav-h) + 48px)}
@media (max-width:900px){.lifecycle{grid-template-columns:1fr}.lifecycle-left{position:static}}
.stage{
  display:grid;grid-template-columns:88px 1fr;gap:26px;
  padding:38px 0;border-top:1px solid var(--line);
}
.stage:last-child{border-bottom:1px solid var(--line)}
.stage .no{
  font-family:var(--font-display);font-weight:800;font-size:15px;color:var(--txt-3);
  padding-top:6px;letter-spacing:.08em;
}
.stage .no b{
  display:block;font-size:34px;letter-spacing:-.02em;line-height:1;margin-top:2px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stage h3{margin-bottom:10px}
.stage p{color:var(--txt-2);max-width:52ch}
@media (max-width:600px){.stage{grid-template-columns:1fr;gap:8px}}

/* home lifecycle strip */
.flow-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:38px}
.flow-strip span{
  display:inline-flex;align-items:center;gap:10px;
  border:1px solid var(--line);border-radius:100px;padding:11px 20px;
  font-size:13.5px;font-weight:500;color:var(--txt-2);transition:border-color .3s,color .3s;
}
.flow-strip span:hover{border-color:var(--blue-soft);color:var(--txt-1)}
.flow-strip .arr{color:var(--txt-3);align-self:center}

/* ---------- trades index ---------- */
.trades{display:grid;grid-template-columns:1fr 1fr;gap:0 clamp(32px,5vw,80px)}
@media (max-width:760px){.trades{grid-template-columns:1fr}}
.trade{
  display:flex;align-items:baseline;gap:22px;padding:20px 4px;
  border-bottom:1px solid var(--line-soft);transition:background .3s,padding-left .35s var(--ease-out);
}
.trade:hover{background:rgba(45,111,224,.05);padding-left:14px}
.trade .idx{font-family:var(--font-display);font-weight:700;font-size:12.5px;color:var(--red);letter-spacing:.08em;flex:none}
.trade .t{font-size:clamp(15.5px,1.35vw,18px);font-weight:500}

/* ---------- innovation cards ---------- */
.innov-wrap{position:relative;overflow:hidden}
.innov-bg{position:absolute;inset:0;opacity:.14;pointer-events:none}
.innov-bg img{width:100%;height:100%;object-fit:cover}
.innov-wrap::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(to bottom,var(--ink-1),rgba(7,13,26,.72) 40%,var(--ink-1));pointer-events:none}
.innov-wrap .container{z-index:2}
.innov-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;position:relative}
@media (max-width:860px){.innov-grid{grid-template-columns:1fr}}
.innov-card{
  background:rgba(12,21,38,.72);border:1px solid var(--line-soft);border-radius:10px;
  padding:clamp(28px,3vw,44px);position:relative;overflow:hidden;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
  transition:transform .45s var(--ease-out),border-color .35s;
}
.innov-card:hover{transform:translateY(-6px);border-color:rgba(127,169,234,.4)}
.innov-card .tag{
  font-family:var(--font-display);font-weight:800;font-size:13px;letter-spacing:.24em;
  color:var(--blue-soft);margin-bottom:16px;display:block;
}
.innov-card h3{margin-bottom:12px}
.innov-card p{color:var(--txt-2);font-size:15px}
.innov-card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease-out);
}
.innov-card:hover::after{transform:scaleX(1)}

/* ---------- timeline ---------- */
.timeline-wrap{position:relative}
.timeline{
  -webkit-user-select:none;user-select:none;
  display:flex;gap:clamp(28px,3.5vw,52px);overflow-x:auto;padding:16px 4px 34px;
  scroll-snap-type:x mandatory;cursor:grab;
  scrollbar-width:thin;scrollbar-color:var(--ink-3) transparent;
}
.timeline.dragging{cursor:grabbing;scroll-snap-type:none}
.timeline::-webkit-scrollbar{height:4px}
.timeline::-webkit-scrollbar-thumb{background:var(--ink-3);border-radius:4px}
.t-item{
  flex:0 0 clamp(300px,34vw,430px);scroll-snap-align:start;
  border-top:1px solid var(--line);padding-top:26px;position:relative;
}
.t-item::before{
  content:"";position:absolute;top:-5px;left:0;width:9px;height:9px;
  background:var(--grad);clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
}
.t-item .yr{
  font-family:var(--font-display);font-weight:800;font-size:clamp(52px,6vw,84px);
  letter-spacing:-.03em;line-height:1;
  background:linear-gradient(to bottom,var(--txt-1),rgba(242,246,253,.25));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.t-item .yr-tag{font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--red-soft);font-weight:600;margin:14px 0 18px}
.t-item ul{display:grid;gap:12px}
.t-item li{
  font-size:14.5px;color:var(--txt-2);padding-left:18px;position:relative;line-height:1.55;
}
.t-item li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:2px;background:var(--blue-bright)}
.t-hint{margin-top:6px;font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--txt-3)}

/* ---------- awards & certs ---------- */
.award-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
@media (max-width:860px){.award-grid{grid-template-columns:1fr}}
.award-card{
  border:1px solid var(--line-soft);border-radius:10px;overflow:hidden;
  background:var(--ink-2);display:flex;flex-direction:column;
}
.award-card .award-img{aspect-ratio:16/9;overflow:hidden}
.award-card .award-img img{width:100%;height:100%;object-fit:cover;transition:transform 1s var(--ease-out)}
.award-card:hover .award-img img{transform:scale(1.05)}
.award-card .award-body{padding:26px 28px 30px}
.award-card .award-body .k{font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--red-soft);font-weight:600;display:block;margin-bottom:10px}
.award-card h3{font-size:19px;margin-bottom:6px}
.award-card p{font-size:14px;color:var(--txt-2)}

.iso-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media (max-width:1000px){.iso-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.iso-grid{grid-template-columns:1fr}}
.iso-card{
  border:1px solid var(--line-soft);border-radius:10px;padding:30px 26px;background:var(--ink-2);
  position:relative;overflow:hidden;transition:transform .4s var(--ease-out),border-color .3s;
}
.iso-card:hover{transform:translateY(-5px);border-color:rgba(127,169,234,.4)}
.iso-card .hex{
  width:40px;height:44px;background:var(--grad);margin-bottom:22px;
  clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  display:flex;align-items:center;justify-content:center;
}
.iso-card .hex svg{width:18px;height:18px;stroke:#fff}
.iso-card .code{font-family:var(--font-display);font-weight:800;font-size:21px;letter-spacing:-.01em}
.iso-card .name{font-size:13.5px;color:var(--txt-2);margin-top:6px;line-height:1.5}

/* ---------- map ---------- */
.map-stage{position:relative;max-width:1100px;margin:56px auto 0}
.map-stage>img{width:100%;opacity:.16;filter:drop-shadow(0 0 40px rgba(45,111,224,.2))}
.pin{position:absolute;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center}
.pin.up{flex-direction:column-reverse}
.pin.up .tag{margin-top:0;margin-bottom:12px}
.pin.left{flex-direction:row-reverse;align-items:center}
.pin.left .tag{margin-top:0;margin-right:12px}
.pin.right{flex-direction:row;align-items:center}
.pin.right .tag{margin-top:0;margin-left:12px}
.pin .dot{width:12px;height:12px;border-radius:50%;background:var(--red);position:relative;margin:0 auto}
.pin .dot::after{content:"";position:absolute;inset:-8px;border-radius:50%;border:1px solid rgba(224,71,90,.55)}
@media (prefers-reduced-motion:no-preference){
  .pin .dot::after{animation:pulse 2.4s ease-out infinite}
}
@keyframes pulse{0%{transform:scale(.5);opacity:1}100%{transform:scale(1.9);opacity:0}}
.pin .tag{
  margin-top:12px;white-space:nowrap;font-size:12.5px;font-weight:600;letter-spacing:.05em;
  background:rgba(4,7,14,.82);border:1px solid var(--line);border-radius:100px;padding:7px 14px;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.pin .tag small{display:block;font-weight:400;color:var(--txt-3);letter-spacing:.02em;font-size:11px}
.map-legend{display:none}
@media (max-width:700px){
  .pin .tag{display:none}
  .pin .dot{width:8px;height:8px}
  .map-legend{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:26px}
  .map-legend li{
    display:flex;align-items:center;gap:8px;
    border:1px solid var(--line);border-radius:100px;padding:8px 14px;
    font-size:12px;font-weight:600;color:var(--txt-2);
  }
  .map-legend li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);flex:none}
  .map-legend li small{font-weight:400;color:var(--txt-3)}
}

/* ---------- project cards ---------- */
.proj{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,4.5vw,72px);align-items:center;padding:clamp(44px,6vw,84px) 0;border-top:1px solid var(--line)}
.proj:last-of-type{border-bottom:1px solid var(--line)}
.proj.rev{direction:rtl}.proj.rev>*{direction:ltr}
@media (max-width:900px){.proj,.proj.rev{grid-template-columns:1fr;direction:ltr}}
.proj-img{position:relative;overflow:hidden;border-radius:8px;aspect-ratio:16/10}
.proj-img img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease-out)}
.proj:hover .proj-img img{transform:scale(1.06)}
.proj-img .mw{
  position:absolute;left:20px;bottom:16px;
  font-family:var(--font-display);font-weight:800;font-size:clamp(38px,4.5vw,62px);letter-spacing:-.02em;
  color:#fff;text-shadow:0 4px 30px rgba(0,0,0,.6);line-height:1;
}
.proj-img .mw small{font-size:.42em;font-weight:700;letter-spacing:.06em;color:var(--red-soft)}
.proj-img::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(4,7,14,.55),transparent 45%);pointer-events:none}
.proj-status{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;color:var(--txt-2);margin-bottom:16px;
}
.proj-status::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--blue-bright)}
.proj-status.live::before{background:#3DDC84;box-shadow:0 0 12px rgba(61,220,132,.8)}
.proj h3{font-size:clamp(24px,2.6vw,34px);margin-bottom:22px}
.spec{display:grid;gap:0;border-top:1px solid var(--line-soft)}
.spec div{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:13px 2px;border-bottom:1px solid var(--line-soft);font-size:14.5px}
.spec dt{color:var(--txt-3);letter-spacing:.04em}
.spec dd{color:var(--txt-1)}
@media (max-width:520px){.spec div{grid-template-columns:1fr;gap:2px}}

/* ---------- quotes ---------- */
.pullquote{
  font-family:var(--font-display);font-weight:700;letter-spacing:-.015em;line-height:1.25;
  font-size:clamp(24px,3.4vw,44px);max-width:24ch;
}
.pullquote em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:900px){.quote-grid{grid-template-columns:1fr}}
.quote-card{
  border:1px solid var(--line-soft);border-radius:10px;padding:32px 30px;background:var(--ink-2);
  display:flex;flex-direction:column;gap:22px;transition:transform .4s var(--ease-out),border-color .3s;
}
.quote-card:hover{transform:translateY(-5px);border-color:rgba(224,71,90,.35)}
.quote-card .qmark{font-family:var(--font-display);font-size:52px;font-weight:800;line-height:.4;padding-top:18px;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.quote-card p{color:var(--txt-2);font-size:15.5px;line-height:1.7;flex:1}
.quote-card .who strong{display:block;font-size:15px}
.quote-card .who span{font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--txt-3)}

/* ---------- leadership ---------- */
.lead-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:16px}
.lead-card{
  border:1px solid var(--line-soft);border-radius:10px;padding:28px 24px;background:var(--ink-2);
  transition:border-color .3s,transform .4s var(--ease-out);
}
.lead-card:hover{transform:translateY(-4px);border-color:rgba(127,169,234,.35)}
.lead-card .avatar{
  width:52px;height:58px;clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);
  background:var(--grad-soft);display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:800;font-size:17px;margin-bottom:18px;color:var(--txt-1);
}
.lead-card strong{display:block;font-size:15.5px;line-height:1.35}
.lead-card span{font-size:12.5px;color:var(--txt-3);letter-spacing:.04em;display:block;margin-top:5px;line-height:1.5}

/* ---------- divisions ---------- */
.div-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:960px){.div-grid{grid-template-columns:1fr}}
.div-card{border:1px solid var(--line-soft);border-radius:12px;background:var(--ink-2);padding:34px 30px}
.div-card>.k{font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--red-soft);font-weight:600;display:block;margin-bottom:12px}
.div-card h3{margin-bottom:20px}
.div-card details{border-top:1px solid var(--line-soft)}
.div-card details:last-child{border-bottom:1px solid var(--line-soft)}
.div-card summary{
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;
  padding:15px 2px;font-size:14.5px;font-weight:600;gap:12px;
}
.div-card summary::-webkit-details-marker{display:none}
.div-card summary .pm{color:var(--blue-soft);font-weight:400;font-size:19px;transition:transform .3s;flex:none}
.div-card details[open] summary .pm{transform:rotate(45deg)}
.div-card details p{font-size:13.5px;color:var(--txt-2);padding:0 2px 16px;line-height:1.65}

/* ---------- CSR / media ---------- */
.csr-tag{display:inline-block;font-size:11.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  border:1px solid var(--line);border-radius:100px;padding:8px 16px;color:var(--txt-2);margin-bottom:20px}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;text-align:center}
.cta-band .bg{position:absolute;inset:0;z-index:-2}
.cta-band .bg img{width:100%;height:100%;object-fit:cover}
.cta-band .shade{position:absolute;inset:0;z-index:-1;background:linear-gradient(to bottom,var(--ink-1) 4%,rgba(7,13,26,.72),var(--ink-1) 96%)}
.cta-band h2{max-width:18ch;margin:0 auto 20px}
.cta-band p{max-width:52ch;margin:0 auto 40px;color:var(--txt-2)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line-soft);padding:clamp(56px,7vw,90px) 0 36px;background:var(--ink-0)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(28px,4vw,56px)}
@media (max-width:960px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot-grid{grid-template-columns:1fr}}
.foot-brand img{width:44px;margin-bottom:18px}
.foot-brand p{font-size:14px;color:var(--txt-3);max-width:30ch;line-height:1.7}
.foot-col .foot-h{font-size:11.5px;letter-spacing:.26em;text-transform:uppercase;color:var(--txt-3);margin-bottom:20px;font-weight:600}
.foot-col li{margin-bottom:12px}
.foot-col a{font-size:14.5px;color:var(--txt-2);transition:color .3s}
.foot-col a:hover{color:var(--txt-1)}
.foot-col address{font-style:normal;font-size:13.5px;color:var(--txt-2);line-height:1.75}
.foot-col address strong{display:block;color:var(--txt-1);font-size:14px;margin-bottom:4px}
.foot-bottom{
  margin-top:clamp(40px,5vw,64px);padding-top:26px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:12.5px;color:var(--txt-3);
}
.foot-social{display:flex;gap:12px}
.foot-social a{
  width:38px;height:38px;border:1px solid var(--line);border-radius:50%;
  display:flex;align-items:center;justify-content:center;transition:border-color .3s,background .3s;
}
.foot-social a:hover{border-color:var(--blue);background:rgba(45,111,224,.12)}
.foot-social svg{width:16px;height:16px;fill:var(--txt-2)}

/* ---------- contact page ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px)}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
.field{margin-bottom:22px}
.field label{display:block;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--txt-3);margin-bottom:9px;font-weight:600}
.field input,.field textarea{
  width:100%;background:transparent;border:0;border-bottom:1px solid var(--line);
  color:var(--txt-1);font:inherit;font-size:16px;padding:10px 2px 14px;
  transition:border-color .3s;border-radius:0;
}
.field input:focus,.field textarea:focus{outline:none;border-bottom-color:var(--blue-bright)}
.field input:focus-visible,.field textarea:focus-visible{outline:2px solid var(--blue-bright);outline-offset:4px}
.field textarea{resize:vertical;min-height:120px}
.office-card{border:1px solid var(--line-soft);border-radius:10px;padding:30px 28px;background:var(--ink-2)}
.office-card .k{font-size:11.5px;letter-spacing:.24em;text-transform:uppercase;color:var(--red-soft);font-weight:600;display:block;margin-bottom:12px}
.office-card address{font-style:normal;color:var(--txt-2);font-size:14.5px;line-height:1.8}
.office-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media (max-width:960px){.office-list{grid-template-columns:1fr}}
.contact-direct{display:grid;gap:14px;margin-top:36px}
.contact-direct a{
  display:flex;align-items:center;gap:16px;font-size:clamp(17px,1.8vw,22px);font-weight:600;
  font-family:var(--font-display);letter-spacing:-.01em;color:var(--txt-1);transition:color .3s;
}
.contact-direct a:hover{color:var(--blue-soft)}
.contact-direct svg{width:20px;height:20px;color:var(--red-soft);flex:none}

/* ---------- misc ---------- */
.note-muted{font-size:12.5px;color:var(--txt-3);font-style:italic}
.center{text-align:center}
.mt-1{margin-top:14px}.mt-2{margin-top:28px}.mt-3{margin-top:48px}.mt-4{margin-top:72px}
.mb-2{margin-bottom:28px}.mb-3{margin-bottom:48px}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap;margin-bottom:clamp(40px,5vw,64px)}
.section-head .h2{max-width:20ch}

/* ============================================================
   OPTION-B "EDITORIAL LIGHT" theme layer
   Paper-white Swiss editorial: uppercase display type, signal
   red accents, sharp corners, dark ink footer. Overrides the
   base (dark) system above.
   ============================================================ */
:root{
  --ink-0:#EFEEE9;
  --ink-1:#FCFCFA;
  --ink-2:#FFFFFF;
  --ink-3:#ECEBE5;
  --line:rgba(16,19,24,.16);
  --line-soft:rgba(16,19,24,.09);
  --txt-1:#101318;
  --txt-2:#454E5D;
  --txt-3:#66707F;
  --blue:#1F4FD8;
  --blue-bright:#1F4FD8;
  --blue-soft:#4C74E0;
  --red:#D8323F;
  --red-soft:#B4222E;
  --grad:linear-gradient(112deg,#D8323F 0%,#5B2FB8 45%,#1F4FD8 100%);
  --grad-soft:linear-gradient(112deg,rgba(216,50,63,.14),rgba(31,79,216,.14));
}
.grain{display:none}
::selection{background:rgba(216,50,63,.25);color:var(--txt-1)}

/* editorial type voice */
.h-display,.h1,.h2{text-transform:uppercase;letter-spacing:-.005em}
.kicker{color:var(--red-soft);font-weight:700}
.kicker::before{clip-path:none;background:var(--red)}

/* corners: sharp */
.btn,.nav-cta,.flow-strip span,.pin .tag{border-radius:4px}
.frame img,.frame::after,.proj-img{border-radius:0}
.innov-card,.quote-card,.iso-card,.award-card,.div-card,.office-card,.lead-card{border-radius:0;background:var(--ink-2);box-shadow:0 1px 2px rgba(16,19,24,.04)}
.skip-link{background:var(--txt-1);color:#fff}

/* preloader + cursor */
.preloader{background:var(--ink-1)}
.cursor-ring{border-color:rgba(216,50,63,.45)}
body.cursor-hover .cursor-ring{border-color:rgba(31,79,216,.6);background:rgba(31,79,216,.06)}

/* nav */
.nav.scrolled{background:rgba(252,252,250,.88);border-bottom-color:var(--line-soft)}
.menu{background:rgba(252,252,250,.98)}
.nav-burger span{background:var(--txt-1)}

/* heroes stay photographic with white text */
.hero{color:#F5F7FB}
.hero .kicker{color:#FF8B94}
.hero-shade{
  background:
    linear-gradient(to top,rgba(16,19,24,.88) 2%,rgba(16,19,24,.45) 36%,rgba(16,19,24,.18) 62%,rgba(16,19,24,.5) 100%);
}
.hero-meta{border-top-color:rgba(255,255,255,.28)}
.hero-meta div > span{color:rgba(245,247,251,.75)}
.scroll-hint{color:rgba(245,247,251,.7)}
.scroll-hint::after{background:linear-gradient(to bottom,rgba(245,247,251,.7),transparent)}
.hero .btn-ghost{border-color:rgba(255,255,255,.45);color:#fff}
.hero .btn-primary{background:#fff;color:var(--txt-1)}
.hero .btn-primary:hover{color:#fff}

/* stats band */
.stats-band{background:var(--ink-0);border-color:var(--line-soft)}
.stats-band::before{background:radial-gradient(circle,rgba(31,79,216,.10),transparent 65%)}
.stat .num sup{color:var(--red)}

/* marquee */
.marquee-track span{color:#B9BFC9;-webkit-text-stroke:1px #9AA2AF;font-weight:800;text-transform:uppercase}

/* map: dark silhouette on paper */
.map-stage>img{filter:invert(.85);opacity:.22}
.pin .tag{background:rgba(255,255,255,.94);border-color:var(--line);color:var(--txt-1)}
.pin .tag small{color:var(--txt-3)}

/* timeline */
.t-item .yr{background:linear-gradient(to bottom,var(--txt-1),rgba(16,19,24,.25));-webkit-background-clip:text;background-clip:text}
.t-item .yr-tag{color:var(--red-soft)}
.t-item li::before{background:var(--red)}

/* innovation: clean white panel */
.innov-bg{display:none}
.innov-wrap::before{background:none}
.innov-card{-webkit-backdrop-filter:none;backdrop-filter:none;border:1px solid var(--line-soft)}
.innov-card .tag{color:var(--blue)}

/* project cards */
.proj-status.live::before{background:#0E9F5B;box-shadow:0 0 10px rgba(14,159,91,.6)}
.proj-img::after{background:linear-gradient(to top,rgba(16,19,24,.55),transparent 45%)}

/* quotes / people */
.quote-card .qmark{-webkit-background-clip:text;background-clip:text}
.lead-card .avatar{color:var(--txt-1)}

/* CTA band: dark ink for punch */
.cta-band{color:#F5F7FB}
.cta-band .shade{background:linear-gradient(to bottom,rgba(16,19,24,.92) 4%,rgba(16,19,24,.78),rgba(16,19,24,.92) 96%)}
.cta-band .btn-primary{background:#fff;color:var(--txt-1)}
.cta-band .btn-primary:hover{color:#fff}
.cta-band .kicker{color:#FF8B94}

/* forms */
.field input,.field textarea{color:var(--txt-1);border-bottom-color:var(--line)}

/* footer: dark ink */
footer{background:#101318;border-top:none;color:#EDEFF3}
.foot-brand p,.foot-col address,.foot-bottom{color:#9AA3B2}
.foot-col address strong{color:#EDEFF3}
.foot-col .foot-h{color:#7C8694}
.foot-col a{color:#C3CAD6}
.foot-col a:hover{color:#fff}
.foot-social a{border-color:rgba(255,255,255,.2)}
.foot-social svg{fill:#C3CAD6}

/* nav over hero (unscrolled) stays light on photographic heroes */
.nav:not(.scrolled) .brand-word{color:#fff}
.nav:not(.scrolled) .brand-word small{color:rgba(255,255,255,.65)}
.nav:not(.scrolled) .nav-links a{color:rgba(255,255,255,.78)}
.nav:not(.scrolled) .nav-links a:hover,.nav:not(.scrolled) .nav-links a[aria-current="page"]{color:#fff}
.nav:not(.scrolled) .nav-cta{border-color:rgba(255,255,255,.4);color:#fff}
.nav:not(.scrolled) .nav-burger span{background:#fff}
body.menu-open .nav .nav-burger span{background:var(--txt-1)}
/* hero lead legibility over photo */
.hero .lead,.hero .hero-lead{color:rgba(245,247,251,.88)}

.cta-band p{color:rgba(237,239,243,.85)}


/* ============================================================
   PXB ENGINEERING - "Editorial Light" brand layer
   Swiss paper-white editorial re-keyed to the PXB hex mark:
   forest-green signal accent in place of signal red, deep
   evergreen text accents, silver-sage support. Overrides the
   Option-B theme layer above.
   ============================================================ */
:root{
  --blue:#0E6B3F;
  --blue-bright:#0E6B3F;
  --blue-soft:#2E8F5F;
  --red:#0B7A43;
  --red-soft:#05522E;
  --grad:linear-gradient(112deg,#0B7A43 0%,#05522E 55%,#5E6B62 100%);
  --grad-soft:linear-gradient(112deg,rgba(11,122,67,.14),rgba(94,107,98,.12));
}
::selection{background:rgba(11,122,67,.22);color:var(--txt-1)}
.cursor-ring{border-color:rgba(11,122,67,.45)}
body.cursor-hover .cursor-ring{border-color:rgba(5,82,46,.6);background:rgba(5,82,46,.06)}
.hero .kicker{color:#8FE3B6}
.cta-band .kicker{color:#8FE3B6}
.stats-band::before{background:radial-gradient(circle,rgba(14,107,63,.10),transparent 65%)}
.t-item .yr-tag{color:var(--red)}
/* statement (non-photo) sub-page heroes: dark ink panel so white text and the
   unscrolled white nav keep contrast over the light hex texture */
.hero-sub .hero-shade{background:linear-gradient(to bottom,rgba(16,19,24,.94),rgba(16,19,24,.84) 55%,rgba(16,19,24,.94))}
.hero .grad-text{background-image:linear-gradient(112deg,#46D98B 0%,#2EA56B 55%,#AEBFB4 100%)}