/* SECTION BASE */
section{padding:100px 0}
.section-head{display:flex;justify-content:flex-start;align-items:end;gap:40px;margin-bottom:50px}
.kicker{color:var(--red);font:700 13px "Barlow Condensed",sans-serif;letter-spacing:3px;text-transform:uppercase;margin-bottom:8px}
h2{font:900 clamp(38px,5vw,64px)/.9 "Barlow Condensed",sans-serif;text-transform:uppercase}
.section-head p{max-width:420px;color:var(--muted);font-size:15px}

/* BUTTONS */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  min-height:50px;padding:0 26px;
  text-transform:uppercase;font:700 14px "Barlow Condensed",sans-serif;letter-spacing:1.5px;
  border:1px solid transparent;transition:all .25s;cursor:pointer
}
.btn-primary{background:var(--red);color:white;border-color:var(--red)}
.btn-primary:hover{background:#a90000;border-color:#a90000}
.btn-outline{background:transparent;color:white;border-color:rgba(255,255,255,.35)}
.btn-outline:hover{border-color:var(--red);color:#fff}
.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:40px}

/* PAGE HERO */
.page-hero{
  min-height:420px;display:flex;align-items:center;padding-top:76px;
  background:
    linear-gradient(100deg,rgba(0,0,0,.92) 0%,rgba(0,0,0,.65) 45%,rgba(0,0,0,.3) 100%),
    url("../assets/hero.jpg") center/cover no-repeat;
  position:relative;
}
.page-hero .container{padding-top:60px;padding-bottom:60px}
.page-hero h1{font:900 clamp(48px,7vw,90px)/.85 "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:-2px}
.page-hero h1 span{color:var(--red);display:block}
.page-hero p{margin-top:20px;max-width:520px;color:#c8cdd2;font-size:16px;line-height:1.7}

/* HERO */
.hero{
  min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;
  background:
    linear-gradient(100deg,rgba(0,0,0,.92) 0%,rgba(0,0,0,.65) 45%,rgba(0,0,0,.3) 100%),
    linear-gradient(0deg,rgba(0,0,0,.85),transparent 40%),
    url("../assets/hero.jpg") center/cover no-repeat;
}
.hero:before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,transparent 0 46%,rgba(212,0,0,.12) 47%,transparent 48%);
  pointer-events:none
}
.hero-content{padding-top:20px;max-width:760px;position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;color:#ccc;
  font:700 13px "Barlow Condensed",sans-serif;
  letter-spacing:3px;text-transform:uppercase;margin-bottom:20px
}
.eyebrow:before{content:"";width:40px;height:2px;background:var(--red)}
h1{font:900 clamp(60px,9vw,112px)/.82 "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:-2px}
h1 span{color:var(--red);display:block}
h1 .h1-sub{color:#fff;font-size:clamp(32px,4.5vw,60px);line-height:1;margin-top:-56px}
.hero-sub{margin:26px 0 32px;max-width:580px;color:#c8cdd2;font-size:17px;line-height:1.7}
.hero-scroll{
  position:absolute;bottom:110px;left:50%;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  font:600 11px "Barlow Condensed",sans-serif;letter-spacing:2px;color:#555;z-index:2
}
.hero-scroll span{width:1px;height:48px;background:linear-gradient(var(--red),transparent)}
.hero-badges{
  position:absolute;bottom:0;left:0;right:0;background:rgba(4,6,8,.93);
  border-top:1px solid rgba(255,255,255,.1);display:grid;grid-template-columns:repeat(4,1fr)
}
.hero-badge{
  padding:20px;border-right:1px solid rgba(255,255,255,.08);text-align:center;
  font:700 13px "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:1px;color:#aaa;
  transition:background .25s;display:flex;flex-direction:column;align-items:center;gap:10px
}
.hero-badge svg{width:28px;height:28px;stroke:#aaa;transition:stroke .25s}
.hero-badge img{width:28px;height:28px;transition:filter .25s}
.hero-badge:hover{background:rgba(212,0,0,.08)}
.hero-badge:hover svg{stroke:var(--red)}
.hero-badge:hover img{filter:brightness(0) saturate(100%) invert(13%) sepia(99%) saturate(7471%) hue-rotate(3deg) brightness(90%) contrast(117%)}
.hero-badge:hover{color:#fff}

/* CLIENTES */
.clientes{background:#0a0d10}
.clientes-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line)}
.cliente-logo{background:#fff;padding:20px;display:grid;place-items:center;transition:background .3s}
.cliente-logo:hover{background:#e0e0e0}
.cliente-logo img{width:100%;height:auto;display:block;filter:none;transition:filter .3s;opacity:1}
.cliente-logo:hover img{filter:none;opacity:.8}

/* TRABAJOS */
.trabajos{background:#060809}
.trabajos-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line)}
.trabajo-item{background:var(--steel);padding:28px 32px;display:flex;gap:20px;align-items:flex-start;transition:background .3s}
.trabajo-item:hover{background:#1e242a}
.trabajo-num{color:var(--red);font:900 32px "Barlow Condensed",sans-serif;line-height:1;flex-shrink:0;width:40px}
.trabajo-item p{color:#8e9499;font-size:14px;line-height:1.65}

/* INGENIERIA */
.ingenieria{background:#080b0e}
.ing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line)}
.ing-card{background:var(--steel);padding:32px 28px;position:relative;overflow:hidden;transition:background .3s}
.ing-card::before{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:var(--red);transition:height .35s}
.ing-card:hover{background:#1e242a}
.ing-card:hover::before{height:100%}
.ing-num{color:var(--red);font:700 12px "Barlow Condensed",sans-serif;letter-spacing:2px;margin-bottom:14px}
.ing-card h3{font:800 22px/1.1 "Barlow Condensed",sans-serif;text-transform:uppercase;margin-bottom:14px}
.ing-card ul{list-style:none;display:grid;gap:8px}
.ing-card ul li{color:#8e9499;font-size:13px;line-height:1.5;padding-left:14px;position:relative}
.ing-card ul li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:1px;background:var(--red)}

/* SERVICES */
.services{background:#0a0d10}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}
.service{padding:32px 28px;background:var(--steel);position:relative;overflow:hidden;transition:transform .3s,background .3s}
.service::before{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:var(--red);transition:height .35s}
.service:hover{transform:translateY(-5px);background:#1e242a}
.service:hover::before{height:100%}
.service-num{color:var(--red);font:700 12px "Barlow Condensed",sans-serif;letter-spacing:2px;margin-bottom:20px}
.service-icon{font-size:36px;margin-bottom:16px}
.service h3{font:800 26px/1 "Barlow Condensed",sans-serif;text-transform:uppercase;margin-bottom:12px}
.service p{color:#8e9499;font-size:14px;line-height:1.65}

/* PROCESS */
.process{background:#060809}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);position:relative}
.process-steps::before{content:"";position:absolute;top:27px;left:12.5%;right:12.5%;height:1px;background:linear-gradient(90deg,transparent,var(--red),transparent)}
.step{padding:0 20px;text-align:center}
.step-num{width:56px;height:56px;border:2px solid var(--red);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font:900 22px "Barlow Condensed",sans-serif;color:var(--red);background:var(--black);position:relative;z-index:1}
.step h4{font:800 18px "Barlow Condensed",sans-serif;text-transform:uppercase;margin-bottom:8px}
.step p{color:var(--muted);font-size:13px}

/* INDUSTRIAL STRIP */
.industrial-strip{padding:0;background:#050607}
.strip{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;min-height:340px}
.strip-card{position:relative;overflow:hidden;border-right:1px solid #1a1e22;cursor:pointer}
.strip-card img{width:100%;height:100%;object-fit:cover;filter:grayscale(.5) contrast(1.1);transition:transform .6s,filter .4s}
.strip-card:hover img{transform:scale(1.07);filter:grayscale(0)}
.strip-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(0,0,0,.85) 0%,rgba(0,0,0,.2) 60%,transparent 100%)}
.strip-label{position:absolute;left:20px;bottom:20px;z-index:2;font:800 22px "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:1px}
.strip-label::before{content:"";display:block;width:28px;height:2px;background:var(--red);margin-bottom:6px}

/* ABOUT */
.about{background:#080b0e}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.about-photo{position:relative}
.about-photo img{width:100%;height:560px;object-fit:cover}
.about-photo:before{content:"";position:absolute;left:-14px;top:-14px;width:80px;height:80px;border-left:3px solid var(--red);border-top:3px solid var(--red);z-index:2}
.about-photo:after{content:"";position:absolute;right:-14px;bottom:-14px;width:80px;height:80px;border-right:3px solid var(--red);border-bottom:3px solid var(--red);z-index:2}
.about-copy h2{margin:8px 0 20px}
.about-copy>p{color:#9aa0a6;margin-bottom:28px;font-size:15px;line-height:1.75}
.checks{display:grid;gap:14px}
.check{display:flex;gap:14px;align-items:center;font:700 15px "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:.5px}
.check i{width:24px;height:24px;border:1px solid var(--red);display:grid;place-items:center;color:var(--red);font-style:normal;font-size:13px;flex-shrink:0}

/* NUMBERS */
.numbers{background:#0d1014;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:0}
.numbers-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.number{padding:40px 30px;border-right:1px solid var(--line)}
.number strong{font:900 64px/.85 "Barlow Condensed",sans-serif;color:#fff}
.number span{display:block;color:var(--red);font:700 13px "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:2px;margin-top:10px}

/* CERTIFICATIONS */
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cert{
  border:1px solid var(--line);background:var(--steel);padding:32px 24px;
  text-align:center;display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-height:160px;transition:border-color .25s,transform .25s
}
.cert:hover{border-color:var(--red);transform:translateY(-4px)}
.cert-logo{width:110px;height:80px;object-fit:contain;margin-bottom:16px;filter:brightness(0) invert(1);opacity:.7;transition:opacity .25s}
.cert:hover .cert-logo{opacity:1}
.cert strong{font:900 32px "Barlow Condensed",sans-serif}
.cert span{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:2px;margin-top:8px}

/* CONTACT */
.contact{background:#060809}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.contact-info h2{margin:8px 0 20px}
.contact-info p{color:var(--muted);font-size:15px;margin-bottom:32px}
.contact-detail{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px}
.contact-detail-icon{width:40px;height:40px;border:1px solid var(--line);display:grid;place-items:center;font-size:18px;flex-shrink:0}
.contact-detail-text strong{display:block;font:700 13px "Barlow Condensed",sans-serif;text-transform:uppercase;letter-spacing:1px;color:var(--red)}
.contact-detail-text span{font-size:14px;color:#bbb}
.contact-form{display:grid;gap:14px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form input,.contact-form textarea,.contact-form select{width:100%;padding:14px 16px;background:var(--steel);border:1px solid var(--line);color:var(--white);font:400 14px Inter,sans-serif;outline:none;transition:border-color .2s;-webkit-appearance:none}
.contact-form input:focus,.contact-form textarea:focus,.contact-form select:focus{border-color:var(--red)}
.contact-form textarea{resize:vertical;min-height:130px}
.contact-form select option{background:var(--steel)}
.contact-form .btn{width:100%;justify-content:center;font-size:15px}