/* ===== Robótica Ancud — recreación local ===== */
:root{
  --navy:#16264a;
  --navy-2:#1b2a4a;
  --navy-deep:#13213d;
  --red:#e12d23;
  --red-dark:#c01f17;
  --ink:#1d2740;
  --gray:#5d6679;
  --gray-2:#8a93a4;
  --line:#e7eaf0;
  --bg:#ffffff;
  --bg-soft:#f5f6f9;
  --radius:16px;
  --shadow:0 18px 40px -18px rgba(20,35,70,.25);
  --shadow-sm:0 8px 24px -12px rgba(20,35,70,.22);
  --maxw:1200px;
  --font:"Poppins",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.red{color:var(--red)}
.italic{font-style:italic}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  gap:24px;height:84px;
}
.brand{display:flex;align-items:center;gap:10px}
.brand img{height:52px;width:auto}
.nav-links{display:flex;gap:34px;list-style:none}
.nav-links a{
  font-weight:600;font-size:.84rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink);padding:6px 0;position:relative;transition:color .2s;
}
.nav-links a:hover{color:var(--red)}
.nav-links a.active{color:var(--red)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;bottom:-4px;width:26px;height:3px;
  background:var(--red);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:18px}
.lang{display:flex;gap:8px;align-items:center}
.lang button{
  background:none;border:none;cursor:pointer;font-size:1.15rem;line-height:1;
  opacity:.5;transition:opacity .2s,transform .2s;padding:2px;
}
.lang button.active{opacity:1;transform:scale(1.1)}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-weight:600;font-size:.82rem;letter-spacing:.05em;text-transform:uppercase;
  padding:14px 26px;border-radius:10px;cursor:pointer;border:none;
  transition:transform .18s,box-shadow .2s,background .2s;white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn-red{background:var(--red);color:#fff;box-shadow:0 10px 22px -10px rgba(225,45,35,.7)}
.btn-red:hover{background:var(--red-dark)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-deep)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.6)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px}
.nav-toggle span{width:26px;height:3px;background:var(--ink);border-radius:2px}

/* ===== Hero ===== */
.hero{position:relative;min-height:660px;display:flex;align-items:center;overflow:hidden}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media video,.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(255,255,255,.92) 0%,rgba(255,255,255,.78) 38%,rgba(255,255,255,.25) 62%,rgba(255,255,255,0) 100%);
}
.hero .container{position:relative;z-index:1;width:100%}
.hero h1{
  font-size:clamp(2.6rem,5.6vw,4.6rem);line-height:1.02;font-weight:800;
  color:var(--navy);letter-spacing:-.02em;max-width:680px;
}
.hero h1 .italic{color:var(--red)}
.hero p.lead{
  margin:26px 0 34px;max-width:520px;color:var(--gray);font-size:1.02rem;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}

/* page hero (interior) */
.page-hero{position:relative;min-height:420px;display:flex;align-items:flex-end;overflow:hidden}
.page-hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.page-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,33,61,.15),rgba(19,33,61,.65));z-index:0}
.page-hero .container{position:relative;z-index:1;padding-bottom:48px;color:#fff}
.page-hero h1{font-size:clamp(2.2rem,4.5vw,3.4rem);font-weight:800}
.page-hero .sub{max-width:480px;margin-top:10px;color:rgba(255,255,255,.85)}
.page-hero .bar{width:60px;height:4px;background:var(--red);border-radius:2px;margin-top:18px}

/* ===== Feature badges ===== */
.badges{border-top:1px solid var(--line);background:#fff}
.badges .grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
}
.badge{display:flex;gap:14px;align-items:flex-start;padding:32px 26px;position:relative}
.badge:not(:last-child)::after{content:"";position:absolute;right:0;top:26px;bottom:26px;width:1px;background:var(--line)}
.badge .ic{flex:0 0 40px;width:40px;height:40px;border:1.5px solid var(--line);border-radius:10px;display:grid;place-items:center;color:var(--navy)}
.badge h4{font-size:.98rem;font-weight:700;color:var(--ink);margin-bottom:2px}
.badge p{font-size:.84rem;color:var(--gray);line-height:1.4}

/* ===== Sections ===== */
section{padding:84px 0}
.eyebrow{
  text-align:center;color:var(--red);font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;font-size:.74rem;margin-bottom:12px;
}
.eyebrow.left{text-align:left}
.sec-title{
  text-align:center;font-size:clamp(1.8rem,3.4vw,2.5rem);font-weight:800;
  color:var(--navy);letter-spacing:-.01em;margin-bottom:14px;
}
.sec-title.left{text-align:left}
.sec-sub{text-align:center;color:var(--gray);max-width:620px;margin:0 auto 50px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.card .thumb{height:170px;overflow:hidden;background:#0d1830}
.card .thumb img,.card .thumb video{width:100%;height:100%;object-fit:cover;transition:transform .4s;display:block}
.card:hover .thumb img,.card:hover .thumb video{transform:scale(1.06)}
.card .body{padding:22px 22px 26px}
.card h3{font-size:1.12rem;font-weight:700;color:var(--navy);margin-bottom:8px}
.card p{font-size:.9rem;color:var(--gray)}
.card-tags{margin-top:12px;font-size:.72rem;font-weight:700;letter-spacing:.06em;color:var(--red);text-transform:uppercase}

/* ===== Solución estrella (split) ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative;border:3px solid #fff;outline:1px solid var(--line)}
.split .media video,.split .media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split h2{font-size:clamp(1.7rem,3.2vw,2.3rem);font-weight:800;color:var(--navy);line-height:1.1;margin-bottom:18px}
.split p.intro{color:var(--gray);margin-bottom:22px}
.feat-list{list-style:none;display:flex;flex-direction:column;gap:14px;margin-bottom:28px}
.feat-list li{display:flex;gap:12px;align-items:flex-start;font-size:.94rem;color:var(--ink)}
.feat-list .ic{flex:0 0 22px;color:var(--red);margin-top:2px}

/* corner frame for video */
.frame{position:relative;padding:10px}
.frame::before,.frame::after{content:"";position:absolute;width:28px;height:28px;border:3px solid var(--red);border-radius:4px}
.frame::before{top:0;left:0;border-right:none;border-bottom:none}
.frame::after{bottom:0;right:0;border-left:none;border-top:none}

/* ===== Sobre (about teaser) ===== */
.about{background:#fff}
.about .split .media{box-shadow:var(--shadow)}
.badge-float{
  position:absolute;right:18px;bottom:18px;background:var(--navy);color:#fff;
  border-radius:14px;padding:14px 20px;box-shadow:var(--shadow);
}
.badge-float strong{display:block;font-size:1.5rem;font-weight:800;line-height:1}
.badge-float span{font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;opacity:.8}
.mini-feats{display:flex;gap:30px;margin-top:24px}
.mini-feats .mf{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--gray);max-width:200px}
.mini-feats .mf .ic{color:var(--navy)}
.mini-feats .mf strong{color:var(--ink);display:block;font-size:.92rem}
.link-red{color:var(--red);font-weight:600;display:inline-flex;gap:8px;align-items:center;margin-top:24px;font-size:.85rem;letter-spacing:.04em;text-transform:uppercase}

/* ===== Stats / value (3 col centered) ===== */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:0;text-align:center}
.value{padding:0 30px;position:relative}
.value:not(:last-child)::after{content:"";position:absolute;right:0;top:6px;bottom:6px;width:1px;background:var(--line)}
.value .ic{width:46px;height:46px;margin:0 auto 16px;color:var(--navy)}
.value h4{color:var(--navy);font-weight:700;font-size:1.05rem;margin-bottom:8px}
.value p{color:var(--gray);font-size:.88rem}

/* mision/vision */
.mv{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.mv .box{background:#fff;border-radius:var(--radius);padding:34px;box-shadow:var(--shadow-sm);border:1px solid var(--line)}
.mv .box .ic{width:44px;height:44px;border-radius:12px;background:var(--bg-soft);display:grid;place-items:center;color:var(--navy);margin-bottom:16px}
.mv .box h3{color:var(--navy);font-weight:800;font-size:1.3rem;margin-bottom:6px}
.mv .box .bar{width:40px;height:3px;background:var(--red);border-radius:2px;margin-bottom:14px}
.mv .box p{color:var(--gray);font-size:.92rem}

/* highlights (4 col) */
.highlights{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.hl .ic{width:54px;height:54px;border-radius:50%;background:var(--bg-soft);display:grid;place-items:center;margin:0 auto 16px;color:var(--navy)}
.hl h4{color:var(--navy);font-weight:700;font-size:1rem;margin-bottom:6px}
.hl p{color:var(--gray);font-size:.84rem}

/* ===== CTA dark ===== */
.cta{background:var(--navy);color:#fff;border-radius:0}
.cta .split{align-items:center}
.cta h2{color:#fff;font-size:clamp(1.7rem,3.2vw,2.3rem);font-weight:800;line-height:1.1;margin-bottom:14px}
.cta p{color:rgba(255,255,255,.8);margin-bottom:26px;max-width:380px}
.cta .media{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.cta .media img{aspect-ratio:16/10;object-fit:cover;width:100%}

/* ===== Clients ===== */
.clients{padding:64px 0;background:#fff}
.clients .eyebrow{color:var(--gray-2);font-size:.7rem}
.client-row{display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-top:26px}
.client-row img{height:38px;width:auto;object-fit:contain;filter:grayscale(1);opacity:.55;transition:.25s}
.client-row img:hover{filter:grayscale(0);opacity:1}

/* ===== Forms (contacto / cotizar) ===== */
.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow-sm)}
.field{margin-bottom:18px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:10px;
  font-family:inherit;font-size:.92rem;color:var(--ink);background:#fff;transition:border .2s,box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(225,45,35,.12);
}
.field textarea{min-height:130px;resize:vertical}
.info-list{list-style:none;display:flex;flex-direction:column;gap:22px;margin-top:8px}
.info-list li{display:flex;gap:16px;align-items:flex-start}
.info-list .ic{flex:0 0 46px;width:46px;height:46px;border-radius:12px;background:var(--navy);color:#fff;display:grid;place-items:center}
.info-list h4{font-size:.95rem;color:var(--navy);font-weight:700;margin-bottom:2px}
.info-list p{color:var(--gray);font-size:.9rem}

/* ===== Footer ===== */
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line);padding:60px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.footer-brand img{height:46px;margin-bottom:16px}
.footer-brand p{color:var(--gray);font-size:.88rem;max-width:280px;margin-bottom:18px}
.socials{display:flex;gap:10px}
.socials a{width:38px;height:38px;border-radius:10px;background:var(--navy);color:#fff;display:grid;place-items:center;transition:.2s}
.socials a:hover{background:var(--red);transform:translateY(-2px)}
.footer-col h5{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--navy);margin-bottom:18px;font-weight:700}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col li{color:var(--gray);font-size:.9rem;transition:.2s}
.footer-col a:hover{color:var(--red)}
.footer-contact li{display:flex;gap:10px;align-items:flex-start}
.footer-contact .ic{color:var(--red);flex:0 0 18px}
.footer-bottom{border-top:1px solid var(--line);margin-top:40px;padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--gray-2);font-size:.8rem}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media (max-width:980px){
  .nav-links,.nav-right .btn{display:none}
  .nav-toggle{display:flex}
  .nav-right{gap:12px}
  .split,.form-wrap,.cta .split{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .badges .grid{grid-template-columns:1fr 1fr}
  .badge:nth-child(2)::after{display:none}
}
@media (max-width:640px){
  .cards,.values,.highlights,.mv{grid-template-columns:1fr}
  .value::after,.badge::after{display:none}
  .badges .grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .mini-feats{flex-direction:column;gap:16px}
  section{padding:60px 0}
  .hero{min-height:560px}
}

/* mobile menu open */
.mobile-menu{
  display:none;position:fixed;inset:84px 0 auto 0;background:#fff;
  border-bottom:1px solid var(--line);padding:18px 24px 26px;z-index:49;box-shadow:var(--shadow);
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:12px 0;font-weight:600;text-transform:uppercase;font-size:.85rem;letter-spacing:.05em;border-bottom:1px solid var(--line)}
.mobile-menu .btn{width:100%;justify-content:center;margin-top:16px}