:root{
  --bg:#0B1413; --panel:#0F1A19; --hair:#1F2D2C; --hair-2:#162221;
  --ink:#FFFFFF; --soft:#D6D8DD; --muted:#8A9594;
  --brand:#173434; --brand-light:#1F4747; --brand-glow:rgba(31,71,71,.55);
  --sans:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --wrap:1240px; --ease:cubic-bezier(.22,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:300;
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body.intro-lock{overflow:hidden;height:100vh}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 clamp(20px,5vw,64px)}

/* ---------- type ---------- */
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--muted);font-weight:400}
.h2{font-size:clamp(30px,5.2vw,62px);font-weight:300;line-height:1.04;letter-spacing:-.02em}
.section{padding:clamp(72px,11vh,150px) 0}
.sec-head{display:flex;align-items:center;gap:14px;margin-bottom:clamp(28px,5vh,56px);
  border-top:1px solid var(--hair);padding-top:18px}
.sec-num{font-family:var(--mono);font-size:12px;color:var(--brand-light);letter-spacing:.1em}
.sec-label{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.22em;text-transform:uppercase}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:13px;
  letter-spacing:.04em;padding:14px 24px;border-radius:2px;border:1px solid transparent;background:transparent;appearance:none;-webkit-appearance:none;
  cursor:pointer;transition:transform .4s var(--ease),background .3s,color .3s,border-color .3s;white-space:nowrap}
.btn .ar{transition:transform .4s var(--ease)}
.btn:hover .ar{transform:translateX(5px)}
.btn--solid{background:var(--ink);color:#0a1211}
.btn--solid:hover{background:var(--brand-light);color:#fff}
.btn--ghost{border-color:var(--hair);color:var(--soft)}
.btn--ghost:hover{border-color:var(--brand-light);color:#fff;background:rgba(31,71,71,.12)}

/* ---------- intro overlay ---------- */
.intro{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;
  background:#173535;color:#fff;transition:transform .9s var(--ease)}
.intro.lift{transform:translateY(-101%)}
.intro.hide{display:none}
.intro__stage{display:flex;flex-direction:column;align-items:center}
.intro__logo{height:clamp(110px,20vh,200px);width:auto}
.intro__logo rect{fill:currentColor}
.intro__word{margin-top:26px;text-align:center;opacity:0}
.intro__name{font-size:clamp(22px,3.4vw,32px);font-weight:200;letter-spacing:.30em;text-indent:.30em}
.intro__rule{height:1px;width:78%;margin:13px auto;background:currentColor;opacity:.85}
.intro__sub{font-size:13px;font-weight:400;letter-spacing:.52em;text-indent:.52em}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:90;display:flex;align-items:center;gap:24px;
  padding:18px clamp(20px,5vw,64px);transition:background .4s,backdrop-filter .4s,padding .4s,border-color .4s;
  border-bottom:1px solid transparent;opacity:0;transform:translateY(-12px)}
.nav.ready{opacity:1;transform:none;transition:opacity .6s var(--ease),transform .6s var(--ease),background .4s,padding .4s,border-color .4s}
.nav.scrolled{background:rgba(11,20,19,.72);backdrop-filter:blur(14px);border-color:var(--hair);padding-top:13px;padding-bottom:13px}
.nav__brand{display:flex;align-items:center;gap:12px;margin-right:auto}
.nav__mark{height:26px;width:auto;color:#fff}
.nav__mark rect{fill:currentColor}
.nav__name{font-size:14px;font-weight:300;letter-spacing:.26em;text-indent:.26em;color:#fff}
.nav__links{display:flex;gap:30px}
.nav__links a{font-family:var(--mono);font-size:13px;color:var(--muted);letter-spacing:.04em;position:relative;transition:color .3s}
.nav__links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--brand-light);transition:width .35s var(--ease)}
.nav__links a:hover{color:#fff}.nav__links a:hover::after{width:100%}
.nav__cta{padding:10px 18px}
@media(max-width:820px){.nav__links{display:none}.nav__name{display:none}}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;
  padding:120px 0 40px;overflow:hidden}
.hero__grid{position:absolute;inset:0;
  background-image:linear-gradient(var(--hair-2) 1px,transparent 1px),linear-gradient(90deg,var(--hair-2) 1px,transparent 1px);
  background-size:64px 64px;opacity:.5;
  -webkit-mask-image:radial-gradient(120% 90% at 50% 30%,#000 0%,transparent 72%);
  mask-image:radial-gradient(120% 90% at 50% 30%,#000 0%,transparent 72%)}
.hero__glow{position:absolute;left:50%;top:34%;width:min(1100px,120vw);height:700px;transform:translate(-50%,-50%);
  background:radial-gradient(50% 50% at 50% 50%,var(--brand-glow),transparent 70%);filter:blur(30px);opacity:.5;pointer-events:none}
.hero .wrap{position:relative}
.hero__title{font-size:clamp(44px,9vw,128px);font-weight:200;line-height:.98;letter-spacing:-.03em;margin:22px 0 26px}
.hero__title .line{display:block;overflow:hidden}
.hero__title .line>span{display:block;transform:translateY(110%);transition:transform 1s var(--ease)}
.hero.in .hero__title .line>span{transform:none}
.hero__title .line:nth-child(2)>span{transition-delay:.12s}
.hero__sub{max-width:620px;font-size:clamp(15px,1.6vw,19px);color:var(--soft)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero__foot{position:relative;display:flex;flex-wrap:wrap;gap:30px;margin-top:clamp(40px,8vh,90px);
  border-top:1px solid var(--hair);padding-top:20px}
.hero__foot span{font-family:var(--mono);font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}

/* ---------- reveal primitive ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- clients ---------- */
.clients{padding:clamp(40px,7vh,90px) 0;border-top:1px solid var(--hair);border-bottom:1px solid var(--hair)}
.clients .eyebrow{text-align:center;margin-bottom:30px}
.clients__grid{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:1px;
  background:var(--hair);border:1px solid var(--hair);max-width:var(--wrap);margin:0 auto;width:calc(100% - clamp(40px,10vw,128px))}
@media(max-width:1080px){.clients__grid{grid-template-columns:repeat(6,minmax(0,1fr))}}
@media(max-width:760px){.clients__grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
@media(max-width:520px){.clients__grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:380px){.clients__grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.clients__grid .cell{background:var(--bg);display:flex;align-items:center;justify-content:center;
  height:104px;padding:22px;opacity:0;transform:translateY(18px) scale(.94);filter:blur(6px);transition:opacity .7s var(--ease),transform .7s var(--ease),filter .7s var(--ease)}
.clients__grid .cell.in{opacity:1;transform:none;filter:none}
.clients__grid img{max-height:46px;max-width:115px;object-fit:contain;opacity:.78;transition:opacity .35s,transform .35s}
.clients__grid .cell:hover img{opacity:1;transform:scale(1.06)}
.clients__marquee{margin-top:1px;display:none;flex-direction:column;gap:1px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.clients__marquee.on{display:flex}
.mrow{display:flex;gap:0;width:max-content}
.mrow.l{animation:mqL 60s linear infinite}.mrow.r{animation:mqR 72s linear infinite}
.clients__marquee:hover .mrow{animation-play-state:paused}
.mrow .cell{flex:0 0 auto;width:190px;height:96px;display:flex;align-items:center;justify-content:center;border-right:1px solid var(--hair)}
.mrow img{max-height:40px;max-width:130px;object-fit:contain;opacity:.7}
@keyframes mqL{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes mqR{from{transform:translateX(-50%)}to{transform:translateX(0)}}

/* ---------- overview ---------- */
.overview__top{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,70px);align-items:start}
.overview__body{color:var(--soft);font-size:clamp(15px,1.5vw,18px);padding-top:8px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(16px,3vw,40px);
  margin:clamp(48px,8vh,90px) 0;border-top:1px solid var(--hair);padding-top:clamp(28px,5vh,48px)}
.stat__num{font-family:var(--mono);font-size:clamp(38px,6vw,76px);font-weight:400;line-height:1;letter-spacing:-.02em}
.stat__lbl{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-top:12px}
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--hair);border:1px solid var(--hair)}
.pillar{background:var(--bg);padding:clamp(22px,2.4vw,34px);transition:background .4s}
.pillar:hover{background:var(--panel)}
.pillar__n{font-family:var(--mono);font-size:12px;color:var(--brand-light)}
.pillar h3{font-size:19px;font-weight:400;margin:14px 0 10px}
.pillar p{font-size:14px;color:var(--muted)}
@media(max-width:860px){.overview__top{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr);gap:30px}.pillars{grid-template-columns:repeat(2,1fr)}}

/* ---------- configurator ---------- */
.cfg{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,72px);align-items:center}
.cfg__copy .h2{margin-bottom:24px}
.cfg__copy>p{color:var(--soft);max-width:520px;font-size:clamp(15px,1.5vw,18px)}
.cfg__list{list-style:none;margin:30px 0 34px;border-top:1px solid var(--hair)}
.cfg__list li{display:flex;align-items:baseline;gap:16px;padding:15px 0;border-bottom:1px solid var(--hair);
  font-size:15px;color:var(--soft)}
.cfg__list li span{font-family:var(--mono);font-size:12px;color:var(--brand-light)}
.cfg__visual{position:relative;display:block;border:1px solid var(--hair);border-radius:4px;overflow:hidden;
  background:radial-gradient(120% 100% at 50% 0%,#11211f,#0b1413);aspect-ratio:4/3;
  transition:border-color .4s,transform .5s var(--ease)}
.cfg__visual:hover{border-color:var(--brand-light);transform:translateY(-4px)}
.cfg__visual img{width:100%;height:100%;object-fit:contain;padding:8% 10%;transition:transform .7s var(--ease)}
.cfg__visual:hover img{transform:scale(1.05) rotate(-1deg)}
.cfg__badge{position:absolute;left:18px;bottom:18px;font-family:var(--mono);font-size:11px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--soft);background:rgba(11,20,19,.6);backdrop-filter:blur(6px);
  border:1px solid var(--hair);padding:8px 12px;border-radius:2px}
.cfg__play{position:absolute;right:18px;top:18px;width:44px;height:44px;border:1px solid var(--hair);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:#fff;transition:background .3s,border-color .3s}
.cfg__visual:hover .cfg__play{background:var(--brand-light);border-color:var(--brand-light)}
@media(max-width:860px){.cfg{grid-template-columns:1fr}}

/* ---------- structures ---------- */
.structures .h2{margin-bottom:clamp(28px,5vh,52px)}
.struct-top{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:clamp(28px,5vh,52px)}
.struct-top .h2{margin-bottom:0}
.struct-ctrls{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.struct-arrow{width:46px;height:46px;border-radius:50%;border:1px solid var(--hair);background:transparent;color:var(--soft);font-family:var(--sans);font-size:22px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .3s,color .3s,background .3s}
.struct-arrow:hover{border-color:var(--brand-light);color:#fff;background:rgba(31,71,71,.14)}
.struct-dots{display:flex;gap:8px}
.struct-dot{width:8px;height:8px;border-radius:50%;border:0;padding:0;background:var(--hair);cursor:pointer;transition:background .3s,transform .3s}
.struct-dot.is-on{background:var(--brand-light);transform:scale(1.3)}
.struct-pager{overflow:hidden}
.struct-track{display:flex;width:200%;transition:transform .6s var(--ease)}
.struct-page{flex:0 0 50%;width:50%;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--hair);border:1px solid var(--hair)}
.struct{background:var(--bg);padding:clamp(18px,1.8vw,26px);transition:background .4s}
.struct:hover{background:var(--panel)}
.struct--wide{grid-column:span 2}
.struct__img{aspect-ratio:16/9;display:flex;align-items:center;justify-content:center;margin-bottom:18px;overflow:hidden}
.struct__img img{max-height:100%;width:100%;object-fit:contain;transition:transform .6s var(--ease)}
.struct:hover .struct__img img{transform:scale(1.07)}
.struct h3{font-size:18px;font-weight:400;margin-bottom:8px}
.struct p{font-size:13px;color:var(--muted)}
@media(max-width:980px){.struct-page{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.struct-page{grid-template-columns:1fr}.struct-top{flex-direction:column;align-items:flex-start;gap:16px}}

/* ---------- work / showcase gallery (horizontal scroll) + lightbox ---------- */
.gallery-top{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:clamp(22px,4vh,38px)}
.gallery-top .h2{margin-bottom:10px}
.gallery-intro{color:var(--soft);max-width:560px;font-size:clamp(15px,1.5vw,18px)}
.gallery-ctrls{display:flex;gap:10px;flex:0 0 auto}
.g-arrow{width:46px;height:46px;border-radius:50%;border:1px solid var(--hair);background:transparent;color:var(--soft);font-family:var(--sans);font-size:22px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:border-color .3s,color .3s,background .3s}
.g-arrow:hover{border-color:var(--brand-light);color:#fff;background:rgba(31,71,71,.14)}
.gallery-scroll{overflow-x:auto;overflow-y:hidden;scroll-snap-type:x proximity;scroll-behavior:smooth;-webkit-overflow-scrolling:touch;padding:2px clamp(20px,5vw,64px) 8px;scrollbar-width:none;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent);mask-image:linear-gradient(90deg,transparent,#000 3%,#000 97%,transparent)}
.gallery-scroll::-webkit-scrollbar{display:none}
.gallery-track{display:grid;grid-auto-flow:column;grid-template-rows:repeat(2,1fr);gap:12px;width:max-content}
.g-card{width:clamp(240px,26vw,360px);aspect-ratio:16/9;overflow:hidden;border-radius:4px;border:1px solid var(--hair);cursor:pointer;position:relative;scroll-snap-align:start;background:var(--panel)}
.g-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.g-card:hover img{transform:scale(1.06)}
.g-card::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 55%,rgba(7,12,11,.45));opacity:0;transition:opacity .3s}
.g-card:hover::after{opacity:1}
@media(max-width:600px){.gallery-top{flex-direction:column;align-items:flex-start;gap:14px}.gallery-ctrls{display:none}.g-card{width:78vw}.gallery-scroll{scroll-snap-type:x mandatory}}
.lightbox{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;background:rgba(6,11,10,.95);padding:40px}
.lightbox.on{display:flex}
.lb-img{max-width:92vw;max-height:86vh;object-fit:contain;border-radius:4px}
.lb-btn{position:absolute;background:transparent;border:1px solid var(--hair);color:#fff;width:48px;height:48px;border-radius:50%;font-family:var(--sans);font-size:24px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s,border-color .3s}
.lb-btn:hover{background:rgba(31,71,71,.3);border-color:var(--brand-light)}
.lb-close{top:24px;right:24px}
.lb-prev{left:24px;top:50%;transform:translateY(-50%)}
.lb-next{right:24px;top:50%;transform:translateY(-50%)}
.lb-count{position:absolute;bottom:22px;left:0;right:0;text-align:center;font-family:var(--mono);font-size:13px;color:var(--soft)}
@media(max-width:600px){.lb-prev{left:8px}.lb-next{right:8px}.lightbox{padding:16px}}

/* ---------- cases ---------- */
.case{padding:clamp(36px,6vh,72px) 0;border-top:1px solid var(--hair)}
.case__head{margin-bottom:36px}.case__head .eyebrow{margin-bottom:16px}
.case__media{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px}
.case__media--single{grid-template-columns:1fr}
.case__media figure{border:1px solid var(--hair);border-radius:3px;overflow:hidden;background:var(--panel)}
.case__media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .8s var(--ease)}
.case__media figure:hover img{transform:scale(1.04)}
.case__media figcaption{font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--muted);padding:12px 14px;border-top:1px solid var(--hair)}
.case__notes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;border-top:1px solid var(--hair);padding-top:22px}
.case__notes span{font-family:var(--mono);font-size:11px;color:var(--brand-light)}
.case__notes b{display:block;font-weight:500;margin:8px 0 6px;font-size:15px}
.case__notes p{font-size:13px;color:var(--muted)}
@media(max-width:760px){.case__media,.case__notes{grid-template-columns:1fr}}

/* ---------- band ---------- */
.band{text-align:center;border-top:1px solid var(--hair)}
.band .eyebrow{margin-bottom:22px}
.band__title{font-size:clamp(34px,7vw,92px);font-weight:200;line-height:1;letter-spacing:-.03em}
.band__sub{max-width:680px;margin:30px auto 0;color:var(--soft);font-size:clamp(15px,1.5vw,18px)}

/* ---------- contact ---------- */
.contact{border-top:1px solid var(--hair)}
.contact__title{font-size:clamp(40px,8vw,104px);font-weight:200;letter-spacing:-.03em;line-height:1}
.contact__sub{max-width:660px;margin:26px 0 36px;color:var(--soft);font-size:clamp(15px,1.5vw,18px)}
.contact__cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:clamp(40px,7vh,80px)}
.contact__rows{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--hair);border:1px solid var(--hair)}
.contact__rows>div{background:var(--bg);padding:24px;display:flex;flex-direction:column;gap:8px}
.contact__rows .k{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.contact__rows a,.contact__rows span:not(.k){font-size:16px;color:#fff;transition:color .3s}
.contact__rows a:hover{color:var(--brand-light)}
@media(max-width:760px){.contact__rows{grid-template-columns:repeat(2,1fr)}}

/* ---------- footer ---------- */
.foot{border-top:1px solid var(--hair);padding:clamp(48px,8vh,90px) 0 60px;text-align:center}
.foot__mark{height:44px;color:#fff;opacity:.9}.foot__mark rect{fill:currentColor}
.foot__name{font-size:18px;font-weight:300;letter-spacing:.26em;text-indent:.26em;margin:18px 0 12px}
.foot__name span{color:var(--muted);font-size:12px;letter-spacing:.4em}
.foot__copy{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.04em}

/* ---------- whatsapp float ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:80;width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;background:#1f4747;color:#fff;
  border:1px solid var(--brand-light);box-shadow:0 0 0 0 var(--brand-glow);
  opacity:0;transform:scale(.7);transition:transform .5s var(--ease),opacity .5s,background .3s}
.wa-float.ready{opacity:1;transform:none;animation:waPulse 2.8s ease-out infinite}
.wa-float:hover{background:#2a5d5d}
@keyframes waPulse{0%{box-shadow:0 0 0 0 var(--brand-glow)}70%{box-shadow:0 0 0 16px transparent}100%{box-shadow:0 0 0 0 transparent}}

@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
  .reveal,.hero__title .line>span,.clients__grid .cell,.work-card{opacity:1!important;transform:none!important;filter:none!important}
}