/* IPROE – Productos e Ingeniería SpA · estilos del sitio */
:root{
  --navy:#0d1f36;
  --navy-2:#132b4a;
  --blue:#0B4D9D;
  --blue-soft:#dfe8f5;
  --red:#E2231A;
  --gold:#f2b134;
  --steel:#eef2f7;
  --paper:#ffffff;
  --ink:#13233a;
  --ink-2:#4a5a70;
  --line:#d3dbe6;
  --ok:#1f7a4d;
  --display:"Montserrat",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --body:"Barlow",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  --label:"Barlow Condensed","Arial Narrow",system-ui,sans-serif;
  --wrap:1180px;
  --gut:clamp(16px,4vw,40px);
  color-scheme:light;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{overflow-x:clip}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
h1,h2,h3{font-family:var(--display);line-height:1.12;margin:0;text-wrap:balance;letter-spacing:-.01em}
h2{font-size:clamp(28px,3.6vw,42px);font-weight:800}
h3{font-size:20px;font-weight:700}
p{margin:0}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gut)}
.eyebrow{font-family:var(--label);font-weight:700;font-size:14px;letter-spacing:.16em;text-transform:uppercase;color:var(--red);display:flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:22px;height:3px;background:currentColor}
.lede{font-size:clamp(17px,1.5vw,19px);color:var(--ink-2);max-width:62ch}
.light{font-weight:400}

/* ---------- header ---------- */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;background:var(--navy);border-bottom:3px solid var(--red)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand img{height:44px;width:auto}
.nav{display:flex;align-items:center;gap:4px}
.nav a{color:#dbe5f2;text-decoration:none;font-family:var(--label);font-weight:600;font-size:16px;letter-spacing:.06em;text-transform:uppercase;padding:8px 12px;border-radius:3px}
.nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav .nav-cta{background:var(--red);color:#fff;margin-left:8px}
.nav .nav-cta:hover{background:#c41d15}
.nav-toggle{display:none;background:none;border:1px solid rgba(255,255,255,.3);color:#fff;font-family:var(--label);font-size:15px;letter-spacing:.1em;text-transform:uppercase;padding:8px 14px;border-radius:3px;cursor:pointer}
@media (max-width:1120px){
  .nav-toggle{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;background:var(--navy);padding:8px var(--gut) 18px;border-bottom:3px solid var(--red);display:none}
  .nav.open{display:flex}
  .nav .nav-cta{margin:8px 0 0;text-align:center}
}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--navy);color:#fff;overflow:hidden;isolation:isolate}
.hero-bg{position:absolute;inset:0;z-index:-2;background:url(img/hero-fundicion.webp) center/cover no-repeat}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(13,31,54,.96) 0%,rgba(13,31,54,.86) 45%,rgba(13,31,54,.35) 100%)}
.hero-slab{position:absolute;z-index:-1;right:0;bottom:0;width:min(46vw,560px);height:100%;pointer-events:none}
.hero-slab::before,.hero-slab::after{content:"";position:absolute;bottom:0;height:62%}
.hero-slab::before{right:0;width:100%;background:var(--blue);clip-path:polygon(38% 0,100% 0,100% 100%,0 100%);opacity:.92}
.hero-slab::after{right:0;width:52%;background:var(--red);clip-path:polygon(55% 0,100% 0,100% 100%,0 100%)}
.hero .wrap{padding-block:clamp(56px,9vw,112px) clamp(48px,7vw,88px);display:grid;gap:28px}
.hero .eyebrow{color:var(--gold)}
.hero h1{font-size:clamp(34px,5.4vw,64px);font-weight:800;max-width:17ch}
.hero h1 .light{display:block;font-weight:300;font-size:.62em;margin-top:.25em;color:#c8d6ea}
.hero .lede{color:#cfdbec;max-width:54ch}
.pn{background:rgba(255,255,255,.97);border-radius:4px;padding:16px;max-width:620px;display:grid;gap:10px;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.pn label{font-family:var(--label);font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:14px;color:var(--navy)}
.pn-row{display:flex;gap:8px;flex-wrap:wrap}
.pn input{flex:1 1 220px;font:600 18px/1 var(--label);letter-spacing:.06em;text-transform:uppercase;padding:14px 14px;border:2px solid var(--line);border-radius:3px;color:var(--ink);background:#fff;min-width:0}
.pn small{color:var(--ink-2);font-size:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--label);font-weight:700;font-size:16px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;padding:14px 22px;border-radius:3px;border:0;cursor:pointer;transition:background .15s,transform .15s}
.btn-red{background:var(--red);color:#fff}.btn-red:hover{background:#c41d15}
.btn-blue{background:var(--blue);color:#fff}.btn-blue:hover{background:#093f82}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}.btn-ghost:hover{background:rgba(255,255,255,.1)}
.hero-facts{display:flex;flex-wrap:wrap;gap:0;margin-top:8px;border-top:1px solid rgba(255,255,255,.18);padding-top:22px;max-width:760px}
.hero-facts div{padding-right:22px;margin-right:22px;border-right:1px solid rgba(255,255,255,.18)}
.hero-facts div:last-child{border:0;margin:0;padding:0}
.hero-facts b{display:block;font-family:var(--display);font-size:26px;font-weight:800;color:#fff}
.hero-facts span{font-family:var(--label);font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#9fb3cf}
@media (max-width:640px){.hero-facts{gap:16px 0}.hero-facts div{padding-right:18px;margin-right:18px}.hero-slab{opacity:.35}}

/* ---------- sections ---------- */
section{scroll-margin-top:84px}
.sec{padding-block:clamp(64px,8vw,104px)}
.sec-head{display:grid;gap:14px;margin-bottom:clamp(32px,4vw,48px)}
.tint{background:var(--steel)}
.dark{background:var(--navy);color:#fff}
.dark .lede{color:#b9c9df}
.dark .eyebrow{color:var(--gold)}

/* nosotros */
.about{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.about-img{position:relative}
.about-img img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:3px}
.about-img::after{content:"";position:absolute;left:-14px;bottom:-14px;width:40%;height:40%;border-left:6px solid var(--red);border-bottom:6px solid var(--red);z-index:-1}
.about-txt{display:grid;gap:18px}
.mv{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}
.mv div{background:var(--navy);color:#dbe5f2;padding:20px;border-radius:3px;font-size:15px;line-height:1.55}
.mv div:nth-child(2){background:var(--blue)}
.mv b{display:block;font-family:var(--label);letter-spacing:.16em;text-transform:uppercase;color:var(--gold);font-size:14px;margin-bottom:6px}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:clamp(40px,5vw,60px);border-top:1px solid var(--line)}
.values div{padding:22px 22px 22px 0;border-bottom:1px solid var(--line)}
.values h3{font-size:17px;margin-bottom:6px;color:var(--navy)}
.values p{font-size:15px;color:var(--ink-2)}
@media (max-width:860px){.about{grid-template-columns:1fr}.values{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.mv,.values{grid-template-columns:1fr}}

/* líneas: índice */
.lines-index{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.li-card{position:relative;display:block;color:#fff;text-decoration:none;border-radius:3px;overflow:hidden;aspect-ratio:4/3;background:var(--navy)}
.li-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.li-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,31,54,0) 30%,rgba(13,31,54,.94) 88%)}
.li-card:hover img{transform:scale(1.05)}
.li-card .li-txt{position:absolute;left:0;right:0;bottom:0;z-index:1;padding:18px;display:grid;gap:4px}
.li-card .code{font-family:var(--label);font-weight:700;letter-spacing:.14em;font-size:13px;color:var(--gold)}
.li-card h3{font-size:19px}
.li-card p{font-size:14px;color:#c8d6ea;line-height:1.4}
@media (max-width:900px){.lines-index{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.lines-index{grid-template-columns:1fr}.li-card{aspect-ratio:16/10}}

/* línea detalle */
.line{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.line.flip .line-media{order:2}
.line-media{display:grid;gap:12px}
.line-media .main{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:3px;background:#fff}
.line-media .contain{object-fit:contain;background:#fff;border:1px solid var(--line)}
.line-media .duo{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.line-media .duo img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:3px}
.line-txt{display:grid;gap:18px}
.line-num{font-family:var(--display);font-weight:900;font-size:clamp(54px,7vw,88px);line-height:.8;color:transparent;-webkit-text-stroke:2px var(--blue);opacity:.35}
.dark .line-num{-webkit-text-stroke-color:#5d86c2;opacity:.6}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.ticks li{position:relative;padding-left:22px;font-size:16px}
.ticks li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:9px;background:var(--red);transform:rotate(45deg)}
.specs{display:flex;flex-wrap:wrap;gap:8px}
.specs span{font-family:var(--label);font-weight:600;font-size:15px;letter-spacing:.04em;padding:6px 12px;border:1px solid var(--line);border-radius:2px;background:#fff;color:var(--navy)}
.dark .specs span{background:transparent;border-color:rgba(255,255,255,.25);color:#e3ebf6}
.note{font-size:13px;color:var(--ink-2)}
.dark .note{color:#8fa4c2}
.line + .line{margin-top:clamp(64px,8vw,104px)}
@media (max-width:860px){.line{grid-template-columns:1fr}.line.flip .line-media{order:0}}

/* undercarriage render strip */
.renders{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:clamp(32px,4vw,48px)}
.renders figure{margin:0;background:#fff;border-radius:3px;padding:10px;display:grid;gap:6px}
.renders img{width:100%;aspect-ratio:5/4;object-fit:contain}
.renders figcaption{font-family:var(--label);font-weight:700;font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--navy);text-align:center}
@media (max-width:900px){.renders{grid-template-columns:repeat(3,1fr)}}
@media (max-width:460px){.renders{grid-template-columns:1fr 1fr}}
.equip{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.equip span{background:rgba(255,255,255,.07);border-left:3px solid var(--gold);padding:8px 12px;font-family:var(--label);font-weight:600;font-size:15px;letter-spacing:.03em}

/* servicios */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc{background:#fff;border-radius:3px;overflow:hidden;display:grid;grid-template-rows:auto 1fr;border:1px solid var(--line)}
.svc img{width:100%;aspect-ratio:16/10;object-fit:cover}
.svc div{padding:22px;display:grid;gap:10px;align-content:start}
.svc p{font-size:15px;color:var(--ink-2)}
@media (max-width:900px){.svc-grid{grid-template-columns:1fr}}
.steps{display:grid;grid-template-columns:repeat(5,1fr);counter-reset:s;margin-top:clamp(36px,4vw,52px);border-top:3px solid var(--navy)}
.steps li{list-style:none;counter-increment:s;padding:18px 14px 0 0;font-family:var(--label);font-weight:700;font-size:16px;letter-spacing:.04em;text-transform:uppercase;color:var(--navy)}
.steps li::before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--gold);color:var(--navy);font-family:var(--display);font-weight:800;margin:-36px 0 10px;border:3px solid var(--steel)}
.steps{padding:0;margin-inline:0}
@media (max-width:700px){.steps{grid-template-columns:1fr 1fr;row-gap:28px}}
.gallery{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:clamp(32px,4vw,48px)}
.gallery figure{margin:0;position:relative}
.gallery img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:3px}
.gallery figcaption{position:absolute;left:6px;bottom:6px;right:6px;font-family:var(--label);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#fff;background:rgba(13,31,54,.82);padding:4px 7px;border-radius:2px;line-height:1.25}
@media (max-width:900px){.gallery{grid-template-columns:repeat(3,1fr)}}

/* otras líneas */
.others{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:3px;background:#fff}
.others div{padding:22px;border-right:1px solid var(--line);display:grid;gap:8px;align-content:start}
.others div:last-child{border-right:0}
.others h3{font-size:17px;color:var(--navy)}
.others p{font-size:15px;color:var(--ink-2)}
@media (max-width:900px){.others{grid-template-columns:1fr 1fr}.others div:nth-child(2){border-right:0}.others div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.others{grid-template-columns:1fr}.others div{border-right:0;border-bottom:1px solid var(--line)}.others div:last-child{border-bottom:0}}

/* cobertura */
.cover{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(28px,5vw,64px);align-items:start}
.sites{display:grid;gap:0}
.site{display:grid;grid-template-columns:auto 1fr;gap:16px;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.14)}
.site:first-child{border-top:1px solid rgba(255,255,255,.14)}
.site .dot{width:14px;height:14px;margin-top:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 5px rgba(242,177,52,.18)}
.site.hq .dot{background:var(--red);box-shadow:0 0 0 5px rgba(226,35,26,.25)}
.site h3{font-size:19px}
.site h3 small{font-family:var(--label);font-weight:700;font-size:12px;letter-spacing:.14em;color:var(--red);background:#fff;padding:2px 7px;border-radius:2px;margin-left:8px;vertical-align:3px}
.site p{color:#b9c9df;font-size:15px}
.pn-band{margin-top:clamp(48px,6vw,72px);background:var(--blue);color:#fff;border-radius:3px;padding:clamp(24px,4vw,40px);display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center}
.pn-band b{font-family:var(--display);font-weight:900;font-size:clamp(44px,6vw,72px);line-height:1;color:#fff}
.pn-band p{color:#dbe7f7;max-width:70ch}
.pn-band h3{margin-bottom:6px}
@media (max-width:860px){.cover{grid-template-columns:1fr}}
@media (max-width:560px){.pn-band{grid-template-columns:1fr}}
.brands{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.brands span{font-family:var(--label);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:15px;padding:8px 14px;border:1px solid rgba(255,255,255,.28);border-radius:2px;color:#e3ebf6}
.chile{width:100%;max-width:340px;justify-self:center}

/* contacto */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,5vw,64px)}
.contact-info{display:grid;gap:20px;align-content:start}
.card-person{background:var(--navy);color:#fff;border-radius:3px;padding:24px;display:grid;gap:6px;border-top:5px solid var(--red)}
.card-person .role{font-family:var(--label);letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-size:14px;font-weight:700}
.card-person a{color:#fff;font-weight:600;text-decoration:none}
.card-person a:hover{text-decoration:underline}
.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;font-size:16px}
.kv dt{font-family:var(--label);font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);font-size:14px;padding-top:2px}
.kv dd{margin:0}
.form{display:grid;grid-template-columns:1fr 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:3px;padding:clamp(18px,3vw,28px)}
.form .full{grid-column:1/-1}
.field{display:grid;gap:6px}
.field label{font-family:var(--label);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:14px;color:var(--navy)}
.field input,.field select,.field textarea{font:16px/1.4 var(--body);padding:12px 12px;border:1px solid #b9c5d5;border-radius:3px;background:#fff;color:var(--ink);width:100%}
.field textarea{min-height:130px;resize:vertical}
.field .hint{font-size:13px;color:var(--ink-2)}
.check{display:flex;gap:10px;align-items:flex-start;font-size:15px}
.check input{margin-top:4px;width:18px;height:18px;flex:none}
.form-msg{grid-column:1/-1;border-radius:3px;padding:14px 16px;font-size:15px}
.form-msg.ok{background:#e4f3ea;color:#11442b;border-left:4px solid var(--ok)}
.form-msg.err{background:#fdecea;color:#6b140f;border-left:4px solid var(--red)}
.copy{font:inherit;font-weight:700;background:none;border:1px solid currentColor;color:inherit;border-radius:3px;padding:2px 8px;cursor:pointer;margin-left:6px}
@media (max-width:860px){.contact{grid-template-columns:1fr}}
@media (max-width:560px){.form{grid-template-columns:1fr}}

/* footer */
.foot{background:#08172a;color:#9fb3cf;font-size:15px;padding-block:48px 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}
.foot img{height:40px;width:auto;margin-bottom:12px}
.foot h4{font-family:var(--label);letter-spacing:.14em;text-transform:uppercase;color:#fff;font-size:14px;margin:0 0 10px}
.foot a{color:#c8d6ea;text-decoration:none}
.foot a:hover{color:#fff;text-decoration:underline}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.foot-denuncia{border:1px solid rgba(255,255,255,.18);border-left:4px solid var(--gold);padding:16px;border-radius:3px;display:grid;gap:8px}
.foot-denuncia a{color:var(--gold);font-weight:700}
.foot-legal{margin-top:36px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* ---------- canal de denuncias ---------- */
.d-hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.d-hero::after{content:"";position:absolute;right:-60px;top:0;bottom:0;width:260px;background:var(--blue);clip-path:polygon(40% 0,100% 0,100% 100%,0 100%);opacity:.9}
.d-hero .wrap{position:relative;z-index:1;padding-block:clamp(48px,7vw,84px);display:grid;gap:18px}
.d-hero h1{font-size:clamp(32px,4.6vw,52px);font-weight:800;max-width:20ch}
.d-hero .lede{color:#cfdbec}
.d-hero .eyebrow{color:var(--gold)}
.pillars{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:3px;background:#fff}
.pillars div{padding:22px;border-right:1px solid var(--line);display:grid;gap:6px;align-content:start}
.pillars div:last-child{border-right:0}
.pillars h3{font-size:17px;color:var(--navy)}
.pillars p{font-size:15px;color:var(--ink-2)}
@media (max-width:900px){.pillars{grid-template-columns:1fr 1fr}.pillars div:nth-child(2){border-right:0}.pillars div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:520px){.pillars{grid-template-columns:1fr}.pillars div{border-right:0;border-bottom:1px solid var(--line)}.pillars div:last-child{border-bottom:0}}
.d-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:clamp(28px,5vw,56px);align-items:start}
@media (max-width:900px){.d-grid{grid-template-columns:1fr}}
.cats{display:grid;gap:10px}
.cats details{background:#fff;border:1px solid var(--line);border-radius:3px}
.cats summary{cursor:pointer;padding:14px 16px;font-family:var(--display);font-weight:700;font-size:16px;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:10px}
.cats summary::-webkit-details-marker{display:none}
.cats summary::after{content:"+";font-weight:800;color:var(--red)}
.cats details[open] summary::after{content:"–"}
.cats .law{font-family:var(--label);font-weight:600;font-size:13px;letter-spacing:.08em;color:var(--ink-2);text-transform:uppercase;display:block}
.cats ul{margin:0;padding:0 16px 16px 34px;font-size:15px;color:var(--ink-2);display:grid;gap:4px}
.flow{display:grid;gap:0;counter-reset:f;margin:0;padding:0}
.flow li{list-style:none;counter-increment:f;display:grid;grid-template-columns:44px 1fr;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.flow li::before{content:counter(f);display:grid;place-items:center;width:40px;height:40px;background:var(--navy);color:#fff;font-family:var(--display);font-weight:800;border-radius:3px}
.flow b{display:block;font-family:var(--display);color:var(--navy)}
.flow span{font-size:15px;color:var(--ink-2)}
.anon-box{grid-column:1/-1;background:var(--blue-soft);border-radius:3px;padding:14px 16px;display:grid;gap:8px}
.folio{grid-column:1/-1;background:var(--navy);color:#fff;border-radius:3px;padding:22px;display:grid;gap:10px;border-left:6px solid var(--gold)}
.folio code{font-family:var(--label);font-size:30px;font-weight:700;letter-spacing:.08em;color:var(--gold)}
.folio p{color:#cfdbec;font-size:15px}
.alt-channels{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.alt-channels div{background:#fff;border:1px solid var(--line);border-radius:3px;padding:18px;display:grid;gap:6px;align-content:start}
.alt-channels b{font-family:var(--label);letter-spacing:.12em;text-transform:uppercase;font-size:14px;color:var(--red)}
.alt-channels p{font-size:15px;color:var(--ink-2)}
@media (max-width:760px){.alt-channels{grid-template-columns:1fr}}
.policy{max-width:78ch;display:grid;gap:14px;font-size:16px;color:var(--ink-2)}
.policy h3{color:var(--navy);font-size:18px;margin-top:8px}

.folio .eyebrow{color:var(--gold)}

/* v2: bombas ampliada, reparación, ingeniería */
.sub-head{display:grid;gap:6px;margin:clamp(56px,7vw,84px) 0 22px;padding-top:22px;border-top:3px solid var(--navy)}
.sub-head h3{font-size:24px;color:var(--navy)}
.sub-head p{color:var(--ink-2);max-width:62ch}
.prods{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.prods figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:3px;overflow:hidden;display:grid;grid-template-rows:auto 1fr}
.prods img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#eef0f2}
.prods figcaption{padding:12px 14px 14px;font-size:14px;line-height:1.4;color:var(--ink-2);border-top:3px solid var(--gold)}
.prods figcaption b{display:block;font-family:var(--display);font-size:15px;color:var(--navy);margin-bottom:3px}
.equip-types{display:grid;grid-template-columns:1.4fr 1fr;gap:20px;align-items:start}
.despiece{grid-column:1/-1;margin:0;background:var(--navy);border-radius:3px;padding:14px;display:grid;gap:10px}
.despiece img{width:100%;max-width:1100px;height:auto;margin-inline:auto;border-radius:2px}
.despiece figcaption{color:#b9c9df;font-size:14px;text-align:center}
.tbl-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:15px;font-variant-numeric:tabular-nums;background:#fff;border:1px solid var(--line)}
.tbl caption{caption-side:top;text-align:left;font-family:var(--label);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:14px;color:var(--red);padding-bottom:8px}
.tbl th{background:var(--navy);color:#fff;font-family:var(--label);letter-spacing:.08em;text-transform:uppercase;font-size:13px;text-align:left;padding:8px 12px}
.tbl td{padding:7px 12px;border-top:1px solid var(--line)}
.tbl tbody tr:nth-child(odd){background:#f7f9fc}
.sizes{display:grid;gap:18px;align-content:start}
.sizes b{display:block;font-family:var(--label);font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-size:14px;color:var(--navy);margin-bottom:8px}
@media (max-width:860px){.equip-types{grid-template-columns:1fr}.lines-index{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.lines-index{grid-template-columns:1fr}}
.steps-dark{border-top-color:rgba(255,255,255,.35);margin-top:40px}
.steps-dark li{color:#e3ebf6;font-size:14px}
.steps-dark li::before{border-color:var(--navy)}
@media (max-width:700px){.steps-dark{grid-template-columns:1fr 1fr 1fr}}
.gallery-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:700px){.gallery-4{grid-template-columns:1fr 1fr}}

.nav a{white-space:nowrap}
.prod-cta{display:grid;align-content:center;gap:8px;padding:20px;background:var(--navy);color:#fff;border-radius:3px;text-decoration:none;border-top:3px solid var(--red)}
.prod-cta b{font-family:var(--display);font-size:17px}
.prod-cta span{font-size:14px;color:#b9c9df}
.prod-cta .go{font-family:var(--label);font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}
.prod-cta:hover{background:var(--navy-2)}

/* ===== v3: acabado corporativo ===== */
.topbar{background:#08172a;color:#9fb3cf;font-size:13px;font-family:var(--label);letter-spacing:.06em}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:36px;flex-wrap:wrap}
.topbar a{color:#c8d6ea;text-decoration:none}
.topbar a:hover{color:#fff}
.tb-right{display:flex;gap:20px;align-items:center}
.tb-den{color:var(--gold)!important;font-weight:700;text-transform:uppercase;letter-spacing:.1em}
@media (max-width:760px){.topbar .wrap>span:first-child{display:none}.topbar .wrap{justify-content:center}.tb-right{gap:14px;flex-wrap:wrap;justify-content:center}}
.site-head{box-shadow:0 6px 24px rgba(8,23,42,.25)}
.site-head .wrap{min-height:76px}
.brand img{height:46px}
.nav a{font-size:15px;padding:8px 11px}

/* hero */
.hero-slab{display:none}
.hero-bg::after{background:linear-gradient(90deg,rgba(13,31,54,.97) 0%,rgba(13,31,54,.92) 50%,rgba(13,31,54,.8) 100%)}
.hero-grid{display:grid!important;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,56px);align-items:center;padding-block:clamp(56px,8vw,100px)!important}
.hero-copy{display:grid;gap:22px}
.hero h1{max-width:18ch}
.pn{max-width:560px;padding:14px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero-mosaic{display:grid;grid-template-columns:1.2fr 1fr;grid-template-rows:1fr 1fr;gap:12px;height:clamp(320px,34vw,440px)}
.hero-mosaic img{width:100%;height:100%;object-fit:cover;border-radius:3px;box-shadow:0 18px 40px rgba(0,0,0,.35)}
.hero-mosaic .m1{grid-row:1/3;border-bottom:5px solid var(--red)}
.hero-mosaic .m2{border-bottom:5px solid var(--blue)}
.hero-mosaic .m3{background:#fff;object-fit:cover;object-position:center 15%}
.hero-stripe{display:grid;grid-template-columns:2fr 1fr;height:6px}
.hero-stripe span:first-child{background:var(--blue)}.hero-stripe span:last-child{background:var(--red)}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-mosaic{height:260px}}
@media (max-width:520px){.hero-mosaic{display:none}}

/* trust bar */
.trust{background:#fff;border-bottom:1px solid var(--line)}
.trust-grid{display:grid;grid-template-columns:repeat(4,auto) 1fr;gap:0;align-items:stretch}
.kpi{padding:22px 28px 22px 0;margin-right:28px;border-right:1px solid var(--line);display:grid;gap:2px;align-content:center}
.kpi b{font-family:var(--display);font-weight:800;font-size:26px;color:var(--navy);line-height:1.1}
.kpi span{font-family:var(--label);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);max-width:18ch}
.compat{display:flex;flex-wrap:wrap;align-items:center;gap:6px 18px;padding-block:16px}
.compat span{font-family:var(--label);font-weight:700;font-size:17px;letter-spacing:.06em;text-transform:uppercase;color:#8391a5}
.compat .compat-l{font-size:12px;letter-spacing:.14em;color:var(--red);width:100%}
@media (max-width:980px){.trust-grid{grid-template-columns:repeat(4,1fr)}.compat{grid-column:1/-1;border-top:1px solid var(--line)}.kpi{margin-right:0;padding-left:0}}
@media (max-width:560px){.trust-grid{grid-template-columns:1fr 1fr}.kpi{border-right:0;border-bottom:1px solid var(--line);padding:16px 0}}

/* line codes instead of outlined numbers */
.lcode{display:inline-block;font-family:var(--label);font-weight:700;letter-spacing:.1em;background:var(--navy);color:#fff;padding:2px 8px;border-radius:2px;margin-right:4px}
.dark .lcode{background:var(--gold);color:var(--navy)}
.eyebrow:has(.lcode)::before{display:none}
.line-txt h2{font-size:clamp(26px,3.2vw,38px)}
.line-media .main{box-shadow:0 14px 34px rgba(13,31,54,.14)}
.dark .line-media .main{box-shadow:0 14px 34px rgba(0,0,0,.35)}

/* denuncias dentro del sitio */
.den{background:var(--steel);scroll-margin-top:84px}
.den-head{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.den-head::after{content:"";position:absolute;right:-80px;top:0;bottom:0;width:280px;background:var(--blue);clip-path:polygon(40% 0,100% 0,100% 100%,0 100%);opacity:.9}
.den-head .wrap{position:relative;z-index:1;padding-block:clamp(52px,7vw,84px) clamp(80px,9vw,110px);display:grid;gap:14px}
.den-head .eyebrow{color:var(--gold)}
.den-head .lede{color:#cfdbec}
.den-body{display:grid;gap:clamp(40px,5vw,60px);padding-bottom:clamp(64px,8vw,100px)}
.den-body .pillars{margin-top:-56px;position:relative;z-index:2;box-shadow:0 18px 40px rgba(13,31,54,.16)}
.h3big{font-size:clamp(24px,2.8vw,32px);color:var(--navy)}
.den-foot{display:grid;gap:24px}

/* whatsapp */
.wa{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:60;display:flex;align-items:center;gap:8px;background:#1f9d55;color:#fff;text-decoration:none;font-family:var(--label);font-weight:700;letter-spacing:.06em;text-transform:uppercase;font-size:15px;padding:12px 16px;border-radius:40px;box-shadow:0 10px 26px rgba(0,0,0,.28)}
.wa:hover{background:#18864a}
@media (max-width:520px){.wa span{display:none}.wa{padding:13px}}

/* footer polish */
.foot{padding-block:56px 28px}

/* v4: barra de menú siempre visible */
.nav-toggle{display:none!important}
@media (max-width:1120px){
  .site-head .wrap{flex-wrap:wrap;min-height:0;padding-block:10px 0;gap:6px 16px}
  .nav{position:static!important;display:flex!important;flex-direction:row!important;align-items:center!important;width:100%;order:3;background:none!important;padding:0 0 4px!important;border:0!important;overflow-x:auto;scrollbar-width:none;gap:2px}
  .nav::-webkit-scrollbar{display:none}
  .nav a{font-size:14px;padding:10px 10px}
  .nav .nav-cta{margin:0 0 0 auto!important}
}
@media (max-width:520px){.brand img{height:38px}}

/* ===== v5: animación ===== */
@media (prefers-reduced-motion:no-preference){
  /* portada: entrada escalonada */
  .hero-copy>*{animation:up .8s cubic-bezier(.2,.7,.2,1) both}
  .hero-copy>*:nth-child(1){animation-delay:.05s}
  .hero-copy>*:nth-child(2){animation-delay:.15s}
  .hero-copy>*:nth-child(3){animation-delay:.28s}
  .hero-copy>*:nth-child(4){animation-delay:.4s}
  .hero-copy>*:nth-child(5){animation-delay:.5s}
  .hero-mosaic img{animation:tile .9s cubic-bezier(.2,.7,.2,1) both}
  .hero-mosaic .m1{animation-delay:.2s}.hero-mosaic .m2{animation-delay:.35s}.hero-mosaic .m3{animation-delay:.5s}
  .hero-stripe span{transform-origin:left;animation:grow 1.1s .3s cubic-bezier(.2,.7,.2,1) both}
  .hero-stripe span:last-child{animation-delay:.6s}
  .hero-bg{animation:kb 24s ease-out both}
  @keyframes up{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
  @keyframes tile{from{opacity:0;transform:translateY(24px) scale(.97)}to{opacity:1;transform:none}}
  @keyframes grow{from{transform:scaleX(0)}to{transform:scaleX(1)}}
  @keyframes kb{from{transform:scale(1.08)}to{transform:scale(1)}}

  /* aparición al hacer scroll (solo si el script lo activa) */
  .anim .rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
  .anim .rv.in{opacity:1;transform:none}
  .anim .rv-img{clip-path:inset(0 0 0 0);}
  .anim .line-media .main.rv{transform:translateY(22px) scale(.985)}
  .anim .line-media .main.rv.in{transform:none}

  /* hover */
  .prods figure,.svc,.renders figure,.others div,.alt-channels div{transition:transform .25s ease,box-shadow .25s ease}
  .prods figure:hover,.svc:hover,.renders figure:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(13,31,54,.14)}
  .prods img,.svc img,.gallery img{transition:transform .5s ease}
  .prods figure:hover img,.svc:hover img{transform:scale(1.05)}
  .svc,.prods figure{overflow:hidden}
  .gallery figure{overflow:hidden;border-radius:3px}
  .gallery figure:hover img{transform:scale(1.06)}
  .li-card::before{content:"";position:absolute;left:0;bottom:0;height:4px;width:0;background:var(--red);z-index:2;transition:width .35s ease}
  .li-card:hover::before{width:100%}
  .btn{transition:background .2s,transform .2s,box-shadow .2s}
  .btn-red:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(226,35,26,.35)}
  .wa{transition:transform .2s,background .2s}
  .wa:hover{transform:translateY(-2px)}
}

/* encabezado al hacer scroll + sección activa */
.site-head{transition:box-shadow .25s}
.site-head.scrolled{box-shadow:0 8px 28px rgba(8,23,42,.45)}
.site-head .brand img{transition:height .25s}
.site-head.scrolled .brand img{height:38px}
.nav a:not(.nav-cta){position:relative}
.nav a:not(.nav-cta)::after{content:"";position:absolute;left:11px;right:11px;bottom:3px;height:2px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav a:not(.nav-cta):hover::after,.nav a.active::after{transform:scaleX(1)}
.nav a.active{color:#fff}
.kpi b{font-variant-numeric:tabular-nums}

/* ---------- Serie Mill Circuit ---------- */
.sizes .specs a{font-family:var(--label);font-weight:600;font-size:15px;letter-spacing:.04em;padding:6px 12px;border:1px solid var(--blue);border-radius:2px;background:var(--blue-soft);color:var(--navy);text-decoration:none}
.sizes .specs a:hover{background:var(--blue);color:#fff}
.mc-intro{display:grid;grid-template-columns:1.5fr 1fr;gap:20px;align-items:stretch}
.mc-diagram{margin:0;align-self:start;background:#fff;border:1px solid var(--line);border-radius:3px;padding:18px;display:grid;gap:10px;align-content:start}
.mc-circuit{width:100%;height:auto}
.mc-diagram figcaption{font-size:14px;color:var(--ink-2)}
.mc-alt{background:var(--navy);color:#e3ebf6;border-radius:3px;padding:24px;display:grid;gap:14px;align-content:start}
.mc-alt .eyebrow{color:var(--gold)}
.mc-alt h4{font-family:var(--display);font-size:21px;line-height:1.2;margin:0;color:#fff}
.mc-alt .ticks li{font-size:15px}
.mc-alt .btn{justify-self:start;margin-top:4px}
.mc-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:20px}
.mc-card{background:#fff;border:1px solid var(--line);border-top:4px solid var(--red);border-radius:3px;display:grid;grid-template-rows:auto 1fr;overflow:hidden}
.mc-fig{background:var(--steel);padding:12px 10px 6px}
.mc-fig svg{width:100%;height:auto;display:block}
.mc-body{padding:14px 16px 18px;display:grid;gap:6px;align-content:start;font-size:15px}
.mc-code{font-family:var(--display);font-weight:900;font-size:28px;line-height:1;color:var(--navy)}
.mc-sub{font-family:var(--label);font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-size:13px;color:var(--red)}
.mc-body ul{list-style:none;margin:6px 0 0;padding:8px 0 0;border-top:1px solid var(--line);display:grid;gap:4px;font-size:14px;color:var(--ink-2)}
.mc-body li::before{content:"› ";color:var(--red);font-weight:700}
.mc-legend{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:12px;font-size:14px;color:var(--ink-2)}
.mc-legend span{display:inline-flex;align-items:center;gap:8px}
.mc-legend i{width:16px;height:16px;border-radius:2px;display:inline-block}
.mc-bottom{display:grid;grid-template-columns:1fr 1.3fr;gap:20px;margin:28px 0 12px;align-items:start}
.mc-nomen{background:#fff;border:1px solid var(--line);border-radius:3px;padding:22px}
.mc-nomen-t{font-family:var(--label);font-weight:700;letter-spacing:.12em;text-transform:uppercase;font-size:14px;color:var(--red);margin-bottom:12px}
.mc-code-big{display:flex;gap:6px;margin-bottom:16px;flex-wrap:wrap}
.mc-code-big span{font-family:var(--display);font-weight:900;font-size:clamp(30px,4vw,44px);line-height:1;padding:10px 14px;border-radius:3px;background:var(--navy);color:#fff}
.mc-code-big .n{background:var(--blue)}
.mc-code-big .r{background:var(--red)}
.mc-nomen dl{margin:0;display:grid;gap:8px}
.mc-nomen dl div{display:grid;grid-template-columns:110px 1fr;gap:10px;font-size:15px;border-top:1px solid var(--line);padding-top:8px}
.mc-nomen dt{font-family:var(--label);font-weight:700;color:var(--navy)}
.mc-nomen dd{margin:0;color:var(--ink-2)}
.mc-tbl td.dot{text-align:center}
.mc-tbl th:nth-child(n+3){text-align:center}
.mc-tbl .dot i{font-style:normal;color:var(--red);font-size:14px}
.mc-tbl .dot span{color:#b7c2d1}
@media (max-width:1100px){.mc-cards{grid-template-columns:repeat(3,1fr)}}
@media (max-width:860px){.mc-intro,.mc-bottom{grid-template-columns:1fr}}
@media (max-width:640px){.mc-cards{grid-template-columns:1fr 1fr}}
@media (max-width:420px){.mc-cards{grid-template-columns:1fr}}
.mc-fig svg{max-height:190px;margin-inline:auto}

/* Kuntur Pump: logo y faenas en Perú */
.kuntur-logo{width:clamp(170px,22vw,240px);height:auto}
.faenas{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(6,1fr);gap:12px}
.fa{background:#fff;border:1px solid var(--line);border-radius:3px;overflow:hidden;display:grid;grid-template-rows:auto 1fr}
.fa-ph{position:relative;aspect-ratio:4/3;background:linear-gradient(180deg,#0B4D9D 0%,#0d1f36 100%);overflow:hidden}
.fa-ph img{width:100%;height:100%;object-fit:cover}
.fa-mtn{position:absolute;left:0;right:0;bottom:0;width:100%;height:62%}
.fa-min{position:absolute;left:10px;top:10px;font-family:var(--label);font-weight:700;font-size:13px;letter-spacing:.08em;white-space:nowrap;color:var(--navy);background:var(--gold);padding:3px 8px;border-radius:2px}
.fa-txt{padding:10px 12px 12px;display:grid;gap:2px;border-top:3px solid var(--gold)}
.fa-txt b{font-family:var(--display);font-weight:800;font-size:15px;color:var(--navy);line-height:1.2}
.fa-txt span{font-size:13px;color:var(--ink-2);line-height:1.35}
@media (max-width:980px){.faenas{grid-template-columns:repeat(3,1fr)}}
@media (max-width:480px){.faenas{grid-template-columns:1fr 1fr}}
@media (prefers-reduced-motion:no-preference){.fa{transition:transform .25s ease,box-shadow .25s ease}.fa:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(13,31,54,.14)}}

.sizes .mat{margin:8px 0 0;font-size:13px;color:var(--navy);opacity:.8}