/* CONPAX · maqueta Stratus · v1 */
@font-face{font-family:"Big Shoulders";font-weight:400 900;font-display:swap;src:url("fonts/big-shoulders-display.woff2") format("woff2")}
@font-face{font-family:"Plex";font-weight:300 700;font-style:normal;font-display:swap;src:url("fonts/ibm-plex-sans.woff2") format("woff2")}
@font-face{font-family:"Plex";font-weight:400;font-style:italic;font-display:swap;src:url("fonts/ibm-plex-sans-italic.woff2") format("woff2")}

:root{
  --ink:#14181C; --g1:#1E2327; --g2:#343B41; --g3:#66707A; --g4:#A4ACB3; --g5:#CDD2D6; --g6:#E2E5E7; --paper:#EDEEEC; --white:#F9F9F7;
  --blue:#0060A0; --blue2:#004A7C; --blue3:#3B93D8; --blue-soft:rgba(0,96,160,.1);
  --top:80px; --gut:clamp(20px,4vw,72px); --wrap:1320px;
  --ease:cubic-bezier(.22,.61,.36,1); --ease2:cubic-bezier(.16,1,.3,1);
  color-scheme:light;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scrollbar-color:var(--blue) var(--g1)}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}
::-webkit-scrollbar{width:12px;background:var(--g1)}
::-webkit-scrollbar-thumb{background:var(--blue);border:3px solid var(--g1);border-radius:8px}
::selection{background:var(--blue);color:#fff}
body{font-family:"Plex",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;font-weight:400;font-size:17px;line-height:1.55;color:var(--ink);background:var(--paper);overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
b,strong{font-weight:600}
h1,h2,h3,h4{line-height:1.05;text-wrap:balance}
.wrap{width:min(100% - 2*var(--gut),var(--wrap));margin-inline:auto}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.display,.h2,.hero__h1,.num,.tl time,.aw b,.ln__idx,.ln__n,.ob time{font-family:"Big Shoulders","Plex",sans-serif}
.h2{font-size:clamp(38px,4.6vw,72px);font-weight:800;letter-spacing:-.005em;line-height:.98;max-width:18ch;text-wrap:balance}
.lead{font-size:clamp(17px,1.3vw,20px);color:var(--g2);max-width:60ch;margin-top:22px;line-height:1.5}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:14px;font-weight:600;color:var(--blue);margin-bottom:20px;opacity:0;transform:translateY(8px);transition:opacity .7s var(--ease),transform .8s var(--ease2)}
.eyebrow::before{content:"";width:34px;height:2px;background:var(--blue)}
.eyebrow.in{opacity:1;transform:none}
.num{font-weight:800;font-variant-numeric:tabular-nums}

/* botones */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;height:54px;padding:0 28px;border-radius:3px;font-weight:600;font-size:15.5px;overflow:hidden;isolation:isolate;transition:transform .45s var(--ease2),box-shadow .45s var(--ease2),color .35s,border-color .35s,background-color .35s}
.btn::after{content:"";position:absolute;inset:0;transform:translateY(102%);transition:transform .5s var(--ease2);z-index:-1}
.btn--b{background:var(--blue);color:#fff}
.btn--b::after{background:var(--ink)}
.btn--b:hover{transform:translateY(-2px);box-shadow:0 14px 30px -14px rgba(0,96,160,.7)}
.btn--b:hover::after{transform:translateY(0)}
.btn--ghost{color:#fff;border:1.5px solid rgba(255,255,255,.5);backdrop-filter:blur(6px)}
.btn--ghost::after{background:#fff}
.btn--ghost:hover{color:var(--ink);border-color:#fff}
.btn--ghost:hover::after{transform:translateY(0)}
.btn--ghost2{color:var(--ink);border:1.5px solid var(--g4)}
.btn--ghost2::after{background:var(--ink)}
.btn--ghost2:hover{color:#fff;border-color:var(--ink)}
.btn--ghost2:hover::after{transform:translateY(0)}
.btn:active{transform:translateY(0) scale(.985)}

/* intro */
.pre{position:fixed;inset:0;z-index:100;background:var(--ink);display:flex;align-items:center;justify-content:center;transition:opacity .7s var(--ease),visibility .7s}
.pre.gone{opacity:0;visibility:hidden}
.pre__logo{position:relative;width:min(272px,58vw);aspect-ratio:404/96}
.pre__logo img{width:100%;height:auto;opacity:.14}
.pre__fill{position:absolute;inset:0;background:var(--blue3);-webkit-mask:url(img/logo-w.png) center/contain no-repeat;mask:url(img/logo-w.png) center/contain no-repeat;clip-path:inset(0 100% 0 0)}
.pre.run .pre__fill{clip-path:inset(0 0 0 0);transition:clip-path 1.6s var(--ease)}

/* top */
.top{position:fixed;inset:0 0 auto 0;z-index:50;height:var(--top);display:flex;align-items:center;gap:32px;padding:0 var(--gut);color:#fff;transition:background-color .5s var(--ease),transform .6s var(--ease2),box-shadow .5s}
.top::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(rgba(20,24,28,.7),rgba(20,24,28,0));transition:opacity .5s;pointer-events:none}
.top.is-solid{background:rgba(20,24,28,.9);backdrop-filter:blur(12px);box-shadow:0 1px 0 rgba(255,255,255,.06)}
.top.is-solid::before{opacity:0}
.top.is-hide{transform:translateY(-100%)}
.top__logo img{height:30px;width:auto}
.top__nav{display:flex;gap:26px;margin-left:auto}
.top__nav a{position:relative;font-size:14.5px;font-weight:500;padding:6px 0;opacity:.85;transition:opacity .3s}
.top__nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--blue3);transform:scaleX(0);transform-origin:right;transition:transform .45s var(--ease2)}
.top__nav a:hover,.top__nav a.is-act{opacity:1}
.top__nav a:hover::after,.top__nav a.is-act::after{transform:scaleX(1);transform-origin:left}
.top__nav a.top__cta{background:var(--blue);color:#fff;padding:9px 16px;border-radius:3px;opacity:1;transition:background-color .35s,transform .4s var(--ease2)}
.top__nav a.top__cta::after{display:none}
.top__nav a.top__cta:hover{background:var(--blue3);transform:translateY(-1px)}
.top__burger{display:none;width:44px;height:44px;position:relative;margin-left:auto}
.top__burger span{position:absolute;left:11px;right:11px;height:2px;background:#fff;transition:transform .45s var(--ease2),top .45s var(--ease2)}
.top__burger span:first-child{top:17px}.top__burger span:last-child{top:25px}
.top__burger.open span:first-child{top:21px;transform:rotate(45deg)}.top__burger.open span:last-child{top:21px;transform:rotate(-45deg)}

/* hero */
.hero{position:relative;min-height:100svh;background:var(--ink);color:#fff;display:grid;grid-template-rows:1fr auto;isolation:isolate}
.hero__media{position:absolute;inset:0;z-index:-1;overflow:hidden}
.hero__media img,.hero__media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero__media video{opacity:0;transition:opacity 1.4s var(--ease)}
.hero__media video.on{opacity:1}
.hero__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,24,28,.82) 0%,rgba(20,24,28,.5) 50%,rgba(20,24,28,.2) 100%),linear-gradient(180deg,rgba(20,24,28,.35) 0%,rgba(20,24,28,0) 30%,rgba(20,24,28,.8) 100%)}
.hero__body{align-self:end;padding:calc(var(--top) + 48px) var(--gut) 44px;max-width:1000px}
.hero__kicker{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:14px;font-weight:500;margin-bottom:26px;opacity:0;transform:translateY(12px);transition:opacity .9s var(--ease),transform .9s var(--ease2)}
.hero__kicker span{position:relative;padding-left:14px}
.hero__kicker span::before{content:"";position:absolute;left:0;top:.5em;width:7px;height:7px;background:var(--blue3)}
.hero__h1{font-size:clamp(60px,9.5vw,150px);font-weight:800;letter-spacing:-.005em;line-height:.9;margin-bottom:26px;max-width:12ch}
.hero__h1 .w{display:inline-block;opacity:0;transform:translateY(.5em);transition:opacity .9s var(--ease),transform 1.1s var(--ease2)}
.hero__h1 .b{color:var(--blue3)}
.hero__lead{font-size:clamp(17px,1.35vw,21px);line-height:1.5;max-width:58ch;color:rgba(255,255,255,.86);margin-bottom:32px;opacity:0;transform:translateY(16px);transition:opacity .9s var(--ease) .6s,transform .9s var(--ease2) .6s}
.hero__acts{display:flex;gap:14px;flex-wrap:wrap;opacity:0;transform:translateY(16px);transition:opacity .9s var(--ease) .8s,transform .9s var(--ease2) .8s}
.hero.go .hero__kicker,.hero.go .hero__lead,.hero.go .hero__acts{opacity:1;transform:none}
.hero.go .hero__h1 .w{opacity:1;transform:none}
.hero.go .hero__h1 .w:nth-child(2){transition-delay:.06s}.hero.go .hero__h1 .w:nth-child(3){transition-delay:.12s}.hero.go .hero__h1 .w:nth-child(4){transition-delay:.18s}.hero.go .hero__h1 .w:nth-child(5){transition-delay:.24s}.hero.go .hero__h1 .w:nth-child(6){transition-delay:.3s}.hero.go .hero__h1 .w:nth-child(7){transition-delay:.38s}
.hero__strip{background:rgba(20,24,28,.88);backdrop-filter:blur(10px);border-top:1px solid rgba(255,255,255,.08);display:grid;grid-template-columns:repeat(4,1fr);padding:0 var(--gut)}
.fig{display:flex;align-items:center;gap:18px;padding:24px 0 24px 26px;border-left:1px solid rgba(255,255,255,.1)}
.fig:first-child{border-left:0;padding-left:0}
.fig .num{font-size:clamp(44px,4vw,64px);line-height:1;color:#fff;min-width:2ch}
.fig span{font-size:13.5px;line-height:1.35;color:rgba(255,255,255,.7)}

/* reveals */
.rv{opacity:0;transform:translateY(22px);transition:opacity .9s var(--ease),transform 1s var(--ease2)}
.rv.in{opacity:1;transform:none}
.h2 .w{display:inline-block;opacity:0;transform:translateY(.4em);transition:opacity .7s var(--ease),transform .9s var(--ease2);transition-delay:calc(var(--i,0)*.04s)}
.h2.in .w{opacity:1;transform:none}
.stag>*{opacity:0;transform:translateY(16px);transition:opacity .7s var(--ease),transform .85s var(--ease2);transition-delay:calc(var(--i,0)*.06s + .1s)}
.stag.in>*{opacity:1;transform:none}
img.ld{opacity:0;transform:scale(1.03);transition:opacity 1.1s var(--ease),transform 1.6s var(--ease2)}
img.ld.on{opacity:1;transform:none}
figure{overflow:hidden}

/* líneas de negocio — panel sticky (scrollytelling) */
.lin{background:var(--paper);padding:clamp(80px,9vw,120px) 0 clamp(40px,5vw,72px)}
.lin__head{max-width:900px}
.lin__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,80px);margin-top:clamp(20px,3vw,40px);align-items:start}
.lin__steps{display:flex;flex-direction:column}
.step{min-height:68vh;display:flex;align-items:center;border-top:1px solid var(--g5);opacity:.38;transition:opacity .5s var(--ease)}
.step:first-child{border-top:0}
.step.is-on{opacity:1}
.step__in{padding:30px 0}
.step__n{font-family:"Big Shoulders";font-size:16px;font-weight:700;color:var(--blue);letter-spacing:.06em}
.step h3{font-family:"Big Shoulders";font-size:clamp(30px,3.2vw,50px);font-weight:800;line-height:.98;letter-spacing:-.01em;margin:8px 0 16px}
.step p{font-size:16px;color:var(--g2);line-height:1.55;max-width:46ch}
.step__ej{margin:18px 0;display:flex;flex-direction:column;gap:7px}
.step__ej li{position:relative;padding-left:18px;font-size:14.5px;color:var(--g3)}
.step__ej li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:2px;background:var(--blue)}
.step__cnt{font-size:14px;color:var(--g3)}
.step__cnt b{font-family:"Big Shoulders";font-size:34px;font-weight:800;color:var(--blue);margin-right:8px;vertical-align:-3px}
.lin__stage{position:sticky;top:calc(var(--top) + 40px);height:calc(100vh - var(--top) - 80px);min-height:440px;display:flex;flex-direction:column;gap:14px}
.lin__figs{position:relative;flex:1;border-radius:4px;overflow:hidden;background:var(--g6);border:1px solid var(--ink)}
.lin__figs .mk{position:absolute;z-index:2;width:16px;height:16px;pointer-events:none}
.lin__figs .mk::before,.lin__figs .mk::after{content:"";position:absolute;background:rgba(255,255,255,.75)}
.lin__figs .mk::before{left:0;right:0;top:50%;height:1px}.lin__figs .mk::after{top:0;bottom:0;left:50%;width:1px}
.mk--tl{left:10px;top:10px}.mk--br{right:10px;bottom:10px}
.lf{position:absolute;inset:0;margin:0;opacity:0;transform:scale(1.05);transition:opacity 1s var(--ease),transform 1.7s var(--ease2)}
.lf.is-on{opacity:1;transform:none}
.lf img{width:100%;height:100%;object-fit:cover}
.lin__hud{display:flex;align-items:baseline;justify-content:space-between;gap:16px}
.lin__cap{font-family:"Big Shoulders";font-size:clamp(20px,1.8vw,26px);font-weight:800;color:var(--ink);letter-spacing:-.01em}
.lin__step{font-size:13px;color:var(--g3);font-variant-numeric:tabular-nums}
.lin__prog{height:3px;background:var(--g5);border-radius:2px;overflow:hidden}
.lin__prog i{display:block;height:100%;width:16.66%;background:var(--blue);border-radius:2px;transition:width .6s var(--ease2)}

/* obras */
.ob-sec{background:var(--white);padding:clamp(80px,9vw,140px) 0}
.ob-sec__head{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end}
.hist{position:relative;display:flex;align-items:flex-end;gap:3px;height:160px;padding-bottom:26px;border-bottom:1px solid var(--g5)}
.bar{flex:1;min-width:4px;height:calc(var(--h)/var(--max)*100% + 3px);display:flex;flex-direction:column;justify-content:flex-end;padding:0;border:0;background:var(--g6);border-radius:2px 2px 0 0;overflow:hidden;transform:scaleY(0);transform-origin:bottom;transition:transform .9s var(--ease2) calc(var(--d,0)*.028s),filter .3s,opacity .3s;cursor:pointer;position:relative}
.hist.in .bar{transform:scaleY(1)}
.seg{width:100%;transition:filter .3s}
.bar:hover,.bar:focus-visible{filter:brightness(1.12)}
.bar.act{outline:2px solid var(--ink);outline-offset:1px}
.hist.hasact .bar:not(.act){opacity:.4}
.hist__lab{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;font-size:12.5px;color:var(--g3);font-variant-numeric:tabular-nums}
.hist__tip{position:absolute;left:0;top:2px;transform:translate(-50%,0);background:var(--ink);color:#fff;border-radius:4px;padding:10px 12px;min-width:120px;pointer-events:none;opacity:0;transition:opacity .2s;z-index:3;box-shadow:0 10px 24px -12px rgba(0,0,0,.5)}
.hist__tip.on{opacity:1}
.hist__tip time{display:block;font-family:"Big Shoulders";font-size:24px;font-weight:800;line-height:1;color:var(--blue3)}
.hist__tip em{display:block;font-style:normal;font-size:12px;color:rgba(255,255,255,.6);margin-bottom:6px}
.hist__tip i{display:inline-block;font-style:normal;font-size:12px;color:rgba(255,255,255,.82)}
.hist__tip b{float:right;font-size:12px;font-variant-numeric:tabular-nums;margin-left:14px}
.hist__tip span.row{display:block;padding:1px 0}
.ob-filt{display:flex;flex-wrap:wrap;gap:8px;margin-top:clamp(36px,4vw,56px);align-items:center}
.ob-filt button{display:inline-flex;align-items:center;gap:8px;padding:11px 16px;border:1px solid var(--g5);border-radius:3px;font-size:14.5px;font-weight:500;color:var(--g2);transition:background-color .35s,color .35s,border-color .35s,transform .4s var(--ease2)}
.ob-filt button i{width:9px;height:9px;border-radius:2px;flex:0 0 auto}
.ob-filt button:hover{border-color:var(--g3);transform:translateY(-1px)}
.ob-filt button[aria-selected="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.ob-filt button[hidden]{display:none}
.ob-chip{border:1px solid var(--blue)!important;color:var(--blue)!important;background:var(--blue-soft,rgba(0,96,160,.08))!important;font-variant-numeric:tabular-nums;gap:6px!important}
.ob-chip:hover{background:rgba(0,96,160,.14)!important}
.ob-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
.ob{background:var(--paper);border-radius:4px;overflow:hidden;display:flex;flex-direction:column;transition:transform .6s var(--ease2),box-shadow .6s var(--ease2),opacity .5s var(--ease)}
.ob:hover{transform:translateY(-4px);box-shadow:0 26px 50px -30px rgba(20,24,28,.4)}
.ob figure{aspect-ratio:3/2;background:var(--g6)}
.ob figure img{width:100%;height:100%;object-fit:cover;transition:transform 1.5s var(--ease2),opacity 1.1s var(--ease)}
.ob:hover figure img{transform:scale(1.04)}
.ob__b{padding:18px 20px 20px;display:flex;flex-direction:column;gap:6px}
.ob time{font-size:26px;font-weight:800;color:var(--blue);line-height:1}
.ob h3{font-size:16.5px;font-weight:600;line-height:1.3}
.ob p{font-size:13.5px;color:var(--g3)}
.ob.hid{display:none}
.ob.out{opacity:0;transform:translateY(8px)}
.ob-more{display:flex;justify-content:center;margin-top:36px}

/* marquee mandantes */
.marq{background:var(--ink);color:rgba(255,255,255,.6);overflow:hidden;padding:26px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.marq__t{display:flex;width:max-content;animation:marq 60s linear infinite}
.marq:hover .marq__t{animation-play-state:paused}
.marq__t span{font-family:"Big Shoulders";font-size:28px;font-weight:700;padding:0 30px;white-space:nowrap;position:relative}
.marq__t span::after{content:"";position:absolute;right:-4px;top:50%;width:8px;height:8px;background:var(--blue3);transform:translateY(-50%) rotate(45deg)}
@keyframes marq{to{transform:translateX(-50%)}}

/* seguridad */
.seg{background:var(--ink);color:#fff;padding:clamp(80px,9vw,140px) 0}
.seg .eyebrow{color:var(--blue3)}.seg .eyebrow::before{background:var(--blue3)}
.seg__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:start}
.seg__text>p{margin-top:22px;color:rgba(255,255,255,.78);max-width:54ch}
.seg__certs{margin-top:36px;border-top:1px solid rgba(255,255,255,.12)}
.seg__certs li{display:grid;grid-template-columns:200px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:15px}
.seg__certs b{color:#fff}.seg__certs span{color:rgba(255,255,255,.65)}
.seg__awards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.aw{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:4px;padding:24px 24px 22px;display:flex;flex-direction:column;gap:8px;transition:border-color .4s,transform .5s var(--ease2),background-color .4s}
.aw:hover{border-color:var(--blue3);transform:translateY(-3px);background:rgba(0,96,160,.15)}
.aw b{font-size:44px;font-weight:800;color:var(--blue3);line-height:1}
.aw h3{font-size:18px;font-weight:600;line-height:1.3}
.aw p{font-size:14px;color:rgba(255,255,255,.65);line-height:1.45}

/* historia */
.his{background:var(--paper);padding:clamp(80px,9vw,140px) 0}
.his__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(40px,6vw,96px);align-items:start}
.his__text>p{margin-top:22px;color:var(--g2);max-width:54ch}
.his__fig{margin-top:36px;border-radius:4px;overflow:hidden;aspect-ratio:4/3;background:var(--g6)}
.his__fig img{width:100%;height:100%;object-fit:cover}
.tl{position:relative;padding-left:34px}
.tl::before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:var(--g5)}
.tl__prog{position:absolute;left:8px;top:8px;width:2px;height:0;background:var(--blue);border-radius:2px;box-shadow:0 0 10px rgba(0,96,160,.45);will-change:height}
.tl li{position:relative;padding:0 0 34px 0}
.tl li::before{content:"";position:absolute;left:-34px;top:12px;width:18px;height:18px;background:var(--paper);border:3px solid var(--g4);border-radius:50%;transition:border-color .45s var(--ease2),background-color .45s var(--ease2),transform .5s var(--ease2),box-shadow .45s var(--ease2)}
.tl li.on::before{border-color:var(--blue);background:var(--blue);box-shadow:0 0 0 5px rgba(0,96,160,.14)}
.tl li:hover::before{transform:scale(1.15)}
.tl time{display:block;font-size:56px;font-weight:800;line-height:1;color:var(--ink);margin-bottom:6px}
.tl h3{font-size:19px;font-weight:600;margin-bottom:6px}
.tl p{font-size:15.5px;color:var(--g2);line-height:1.5;max-width:46ch}

/* maquinaria */
.maq{background:var(--white);padding:clamp(80px,9vw,140px) 0;overflow:hidden}
.maq__rail{margin-top:clamp(40px,4vw,60px);cursor:grab;user-select:none;padding:0 var(--gut)}
.maq__rail.drag{cursor:grabbing}
.maq__track{display:flex;gap:16px;width:max-content;will-change:transform}
.maq__track figure{width:min(560px,78vw);aspect-ratio:3/2;border-radius:4px;overflow:hidden;background:var(--g6)}
.maq__track img{width:100%;height:100%;object-fit:cover;transition:transform 1.4s var(--ease2),opacity 1.1s var(--ease)}
.maq__track figure:hover img{transform:scale(1.03)}
.maq__cats{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px}
.maq__cats li{font-size:14px;font-weight:500;padding:10px 14px;border:1px solid var(--g5);border-radius:3px;color:var(--g2);transition:background-color .35s,color .35s,border-color .35s,transform .4s var(--ease2)}
.maq__cats li:hover{background:var(--blue);color:#fff;border-color:var(--blue);transform:translateY(-2px)}

/* personas */
.per{position:relative;color:#fff;padding:clamp(80px,9vw,140px) 0;isolation:isolate;overflow:hidden}
.per__media{position:absolute;inset:0;z-index:-1;background:var(--g1)}
.per__media img{width:100%;height:100%;object-fit:cover;object-position:center 30%}
.per__media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(20,24,28,.94),rgba(20,24,28,.82) 55%,rgba(20,24,28,.55))}
.per .eyebrow{color:var(--blue3)}.per .eyebrow::before{background:var(--blue3)}
.per__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(40px,6vw,96px);align-items:start}
.per__text>p{margin:22px 0 30px;color:rgba(255,255,255,.82);max-width:54ch}
.per__prog{display:flex;flex-direction:column;gap:12px;padding-top:56px}
.per__prog li{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:4px;padding:22px 24px;transition:border-color .4s,transform .5s var(--ease2)}
.per__prog li:hover{border-color:var(--blue3);transform:translateY(-3px)}
.per__prog h3{font-size:20px;font-weight:600;margin-bottom:8px}
.per__prog p{font-size:14.5px;color:rgba(255,255,255,.7);line-height:1.5}

/* contacto */
.con{background:var(--paper);padding:clamp(80px,9vw,140px) 0}
.con__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(40px,6vw,96px);align-items:start}
.con address{font-style:normal;display:grid;gap:22px;margin-top:34px}
.con address p{display:flex;flex-direction:column;gap:2px;font-size:16px;color:var(--g1)}
.con address p>span{font-size:13px;color:var(--g3);margin-bottom:4px}
.con address a{width:fit-content;font-weight:500;border-bottom:1px solid transparent;transition:border-color .3s,color .3s}
.con address a:hover{color:var(--blue);border-color:var(--blue)}
.form{background:var(--white);border:1px solid var(--g6);border-radius:4px;padding:clamp(24px,3vw,40px);display:flex;flex-direction:column;gap:18px}
.form__kind{border:0;display:flex;flex-wrap:wrap;gap:8px}
.form__kind legend{font-size:13px;color:var(--g3);margin-bottom:10px}
.form__kind label{position:relative}
.form__kind input{position:absolute;opacity:0;inset:0;pointer-events:none}
.form__kind span{display:inline-block;padding:10px 16px;border:1px solid var(--g5);border-radius:3px;font-size:14.5px;font-weight:500;color:var(--g2);cursor:pointer;transition:background-color .35s,color .35s,border-color .35s}
.form__kind input:checked+span{background:var(--blue);color:#fff;border-color:var(--blue)}
.form__kind input:focus-visible+span{outline:2px solid var(--blue);outline-offset:2px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.fld{position:relative;display:block}
.fld input,.fld textarea{width:100%;font:inherit;font-size:16px;color:var(--ink);background:transparent;border:0;border-bottom:1.5px solid var(--g5);padding:22px 0 10px;outline:0;resize:vertical}
.fld span{position:absolute;left:0;top:22px;font-size:16px;color:var(--g3);pointer-events:none;transition:top .35s var(--ease2),font-size .35s var(--ease2),color .3s}
.fld::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease2)}
.fld:focus-within::after{transform:scaleX(1)}
.fld input:focus~span,.fld input:not(:placeholder-shown)~span,.fld textarea:focus~span,.fld textarea:not(:placeholder-shown)~span{top:2px;font-size:12.5px;color:var(--blue)}
.fld.bad input,.fld.bad textarea{border-color:#c0392b}
.form__foot{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:6px}
.form__ok{font-size:14.5px;color:var(--g2);opacity:0;transform:translateX(-6px);transition:opacity .5s,transform .5s var(--ease2)}
.form__ok.on{opacity:1;transform:none}

/* footer */
.foot{background:var(--ink);color:rgba(255,255,255,.75);padding:clamp(56px,6vw,88px) 0 28px;border-top:4px solid var(--blue)}
.foot__grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:clamp(28px,4vw,56px)}
.foot__brand img{height:34px;width:auto}
.foot__brand p{margin-top:22px;font-size:14.5px;line-height:1.5;max-width:34ch}
.foot__col{display:flex;flex-direction:column;gap:10px}
.foot__col h4{color:#fff;font-size:15px;margin-bottom:6px}
.foot__col a{font-size:14.5px;width:fit-content;position:relative;transition:color .3s}
.foot__col a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--blue3);transform:scaleX(0);transform-origin:right;transition:transform .4s var(--ease2)}
.foot__col a:hover{color:#fff}.foot__col a:hover::after{transform:scaleX(1);transform-origin:left}
.foot__col p{font-size:14.5px;line-height:1.5}
.foot__base{margin-top:clamp(40px,5vw,64px);padding-top:22px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.5)}
.foot__note{max-width:64ch}

/* ===== mapa de obras ===== */
.mapa{background:var(--ink);color:#fff;padding:clamp(80px,9vw,140px) 0;position:relative;overflow:hidden}
.mapa .eyebrow{color:var(--blue3)}.mapa .eyebrow::before{background:var(--blue3)}
.mapa .lead{color:rgba(255,255,255,.75)}
.mapa__grid{display:grid;grid-template-columns:1fr auto;gap:clamp(40px,6vw,120px);align-items:center}
.mapa__canvas{height:min(78vh,760px);width:auto;display:block;justify-self:end}
.mapa__read{margin-top:36px;padding:22px 24px;border:1px solid rgba(255,255,255,.14);border-radius:4px;display:grid;grid-template-columns:auto 1fr;gap:4px 24px;max-width:560px;background:rgba(255,255,255,.03)}
.mapa__read time{grid-row:1/4;font-family:"Big Shoulders";font-size:clamp(56px,5vw,84px);font-weight:800;line-height:.9;color:var(--blue3);font-variant-numeric:tabular-nums;align-self:center}
.mapa__read b{font-size:17px;font-weight:600;line-height:1.3;min-height:2.6em}
.mapa__read span{font-size:14px;color:rgba(255,255,255,.7)}
#rdPlace::before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--blue3);margin-right:8px;box-shadow:0 0 0 4px rgba(59,147,216,.25)}
#rdMand{color:rgba(255,255,255,.5)}
.mapa__read.swap b,.mapa__read.swap span{animation:rdIn .5s var(--ease2)}
@keyframes rdIn{from{opacity:0;transform:translateY(6px)}}
.mapa__scale{display:flex;align-items:center;gap:12px;margin-top:18px;max-width:560px;font-size:12.5px;color:rgba(255,255,255,.6);font-variant-numeric:tabular-nums}
.mapa__scale i{flex:1;height:2px;background:rgba(255,255,255,.14);position:relative}
.mapa__scale b{position:absolute;left:0;top:0;bottom:0;width:0;background:var(--blue3);transition:width 1.2s linear}
.mapa__leg{margin-top:22px;display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px;color:rgba(255,255,255,.7)}
.mapa__leg li{display:flex;align-items:center;gap:8px}
.mapa__leg i{width:10px;height:10px;border-radius:50%;background:var(--k,var(--blue3))}
.mapa__leg [data-k="aguas"]{--k:#3B93D8}.mapa__leg [data-k="infra"]{--k:#E8E8E8}.mapa__leg [data-k="energia"]{--k:#F0B429}.mapa__leg [data-k="montajes"]{--k:#F26B5B}.mapa__leg [data-k="subterraneas"]{--k:#9B7BE0}
@media (max-width:1100px){.mapa__grid{gap:28px}.mapa__canvas{height:min(70vh,620px)}}
@media (max-width:700px){.mapa__grid{grid-template-columns:1fr}.mapa__canvas{justify-self:center;height:520px}.mapa__read{grid-template-columns:1fr}.mapa__read time{grid-row:auto}}

/* responsive */
@media (max-width:1100px){
  .top__nav{gap:18px}.top__nav a{font-size:13.5px}
  .lin__grid,.seg__grid,.his__grid,.per__grid,.con__grid,.ob-sec__head{grid-template-columns:1fr}
  .lin__grid{gap:0}
  .lin__stage{order:-1;top:calc(var(--top) + 8px);height:42vh;min-height:0;margin-bottom:20px}
  .step{min-height:56vh}
  .ob-grid{grid-template-columns:1fr 1fr}
  .per__prog{padding-top:0}
}
@media (max-width:900px){
  :root{--top:66px}
  .top__nav{position:fixed;inset:var(--top) 0 0 0;background:rgba(20,24,28,.97);backdrop-filter:blur(12px);flex-direction:column;gap:0;padding:12px var(--gut) 40px;margin:0;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .45s var(--ease),transform .5s var(--ease2),visibility .45s}
  .top__nav.open{opacity:1;visibility:visible;transform:none}
  .top__nav a{font-size:22px;font-weight:600;padding:16px 0;border-bottom:1px solid rgba(255,255,255,.1);opacity:0;transform:translateX(-10px);transition:opacity .5s var(--ease),transform .6s var(--ease2);transition-delay:calc(var(--i,0)*.05s + .1s)}
  .top__nav.open a{opacity:1;transform:none}
  .top__nav a::after{display:none}
  .top__nav a.top__cta{margin-top:14px;text-align:center}
  .top.menu{background:rgba(20,24,28,.97)}
  .top__burger{display:block}
  .hero__body{padding-top:calc(var(--top) + 60px)}
  .hero__strip{grid-template-columns:1fr 1fr;padding:6px var(--gut)}
  .fig{padding:18px 0;border-left:0}
  .fig:nth-child(even){padding-left:18px;border-left:1px solid rgba(255,255,255,.1)}
  .step h3{font-size:clamp(28px,7vw,40px)}
  .ob-grid{grid-template-columns:1fr}
  .seg__awards,.form__row{grid-template-columns:1fr}
  .seg__certs li{grid-template-columns:1fr;gap:4px}
  .foot__grid{grid-template-columns:1fr 1fr}.foot__brand{grid-column:1/-1}
  .hist{height:110px}
}
@media (max-width:560px){
  .hero__h1{font-size:clamp(54px,15vw,80px)}
  .foot__grid{grid-template-columns:1fr}
  .tl time{font-size:44px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}
  .rv,.h2 .w,.stag>*,img.ld,.hero__h1 .w,.hero__kicker,.hero__lead,.hero__acts,.hist .bar,.step,.eyebrow{opacity:1!important;transform:none!important}
  .tl__prog{height:100%!important}.tl li::before{border-color:var(--blue);background:var(--blue)}
}

/* modo captura */
html.shot .hero{min-height:900px}
html.shot .pre{display:none}
html.shot .lin__stage{position:static;height:auto}
html.shot .lin__figs{aspect-ratio:16/10;flex:none}
html.shot .step{min-height:auto;opacity:1}
html.shot .tl__prog{height:calc(100% - 16px)}
html.shot .tl li::before{border-color:var(--blue);background:var(--blue)}