/* GERÜSTPRO – industrial scaffolding demo | loew.me */
:root{
  --steel:#3a4149;
  --steel-dark:#2a2f35;
  --steel-900:#1d2126;
  --yellow:#f5c400;
  --yellow-dark:#d9ae00;
  --off:#f4f2ee;
  --white:#ffffff;
  --ink:#20242a;
  --muted:#6a727b;
  --line:#d9d6cf;
  --radius:4px;
  --wrap:1200px;
  --shadow:0 10px 30px rgba(29,33,38,.12);
  --grot:'Archivo',system-ui,sans-serif;
  --sans:'Inter',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--off);
  line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--grot);font-weight:800;line-height:1.08;letter-spacing:-.01em;margin:0 0 .4em}
h1{font-size:clamp(2.4rem,6vw,4.6rem);text-transform:uppercase}
h2{font-size:clamp(1.9rem,4vw,3rem);text-transform:uppercase}
h3{font-size:1.3rem}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(1.2rem,4vw,2.4rem)}
.section{padding:clamp(3.5rem,8vw,7rem) 0}
.eyebrow{font-family:var(--grot);font-weight:700;text-transform:uppercase;letter-spacing:.22em;
  font-size:.78rem;color:var(--steel);display:inline-flex;align-items:center;gap:.6rem}
.eyebrow::before{content:"";width:34px;height:3px;background:var(--yellow)}
.lead{font-size:1.18rem;color:var(--muted);max-width:60ch}
:focus-visible{outline:3px solid var(--yellow);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--yellow);color:var(--ink);
  padding:.7rem 1.2rem;font-weight:700;z-index:200}
.skip:focus{left:0}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--grot);font-weight:700;
  text-transform:uppercase;letter-spacing:.04em;font-size:.95rem;padding:.95rem 1.7rem;
  border:2px solid var(--yellow);background:var(--yellow);color:var(--ink);cursor:pointer;
  border-radius:var(--radius);transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease}
.btn:hover{transform:translateY(-3px);box-shadow:0 8px 20px rgba(245,196,0,.35)}
.btn--ghost{background:transparent;color:var(--white);border-color:rgba(255,255,255,.4)}
.btn--ghost:hover{background:var(--white);color:var(--ink);border-color:var(--white);box-shadow:none}
.btn--dark{background:var(--steel);border-color:var(--steel);color:var(--white)}
.btn--dark:hover{background:var(--steel-900);border-color:var(--steel-900)}
.btn svg{width:16px;height:16px}

/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(29,33,38,.92);
  backdrop-filter:blur(8px);border-bottom:1px solid rgba(255,255,255,.08);transition:padding .25s ease,background .25s ease}
.site-header.scrolled{background:rgba(29,33,38,.98);box-shadow:0 6px 20px rgba(0,0,0,.3)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:.9rem 0;transition:padding .25s ease}
.site-header.scrolled .nav{padding:.55rem 0}
.brand{display:flex;align-items:center;gap:.7rem;font-family:var(--grot);font-weight:800;
  text-transform:uppercase;letter-spacing:.02em;font-size:1.4rem;color:var(--white)}
.brand .mark{width:30px;height:30px;background:var(--yellow);position:relative;flex:0 0 auto;
  clip-path:polygon(0 0,100% 0,100% 100%,0 100%)}
.brand .mark::before,.brand .mark::after{content:"";position:absolute;background:var(--steel-900)}
.brand .mark::before{inset:6px;background:transparent;border:2px solid var(--steel-900)}
.brand .mark::after{width:2px;height:100%;left:50%;transform:translateX(-50%)}
.brand span{color:var(--yellow)}
.nav-links{display:flex;align-items:center;gap:.3rem;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--grot);font-weight:600;text-transform:uppercase;letter-spacing:.03em;
  font-size:.9rem;color:rgba(255,255,255,.82);padding:.5rem .85rem;border-radius:var(--radius);
  position:relative;transition:color .2s ease}
.nav-links a::after{content:"";position:absolute;left:.85rem;right:.85rem;bottom:.25rem;height:2px;
  background:var(--yellow);transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-links a:hover{color:var(--white)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--yellow)}
.nav-links a.active::after{transform:scaleX(1)}
.nav-cta{margin-left:.6rem}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:.4rem}
.burger span{width:26px;height:3px;background:var(--white);transition:transform .3s ease,opacity .3s ease}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* Hero */
.hero{position:relative;color:var(--white);min-height:88vh;display:flex;align-items:center;overflow:hidden}
.hero__bg{position:absolute;inset:0;z-index:0}
.hero__bg img{width:100%;height:100%;object-fit:cover;filter:grayscale(.25) contrast(1.05)}
.hero__bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(29,33,38,.94) 0%,rgba(29,33,38,.75) 45%,rgba(29,33,38,.35) 100%)}
.hero__grid{position:absolute;inset:0;z-index:1;opacity:.35;
  background-image:linear-gradient(rgba(245,196,0,.12) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(245,196,0,.12) 1px,transparent 1px);
  background-size:52px 52px}
.hero .wrap{position:relative;z-index:2;padding-top:4rem;padding-bottom:4rem}
.hero__inner{max-width:760px}
.hero h1{margin-bottom:.3em}
.hero h1 .hl{color:var(--yellow)}
.hero__tag{font-family:var(--grot);font-weight:700;text-transform:uppercase;letter-spacing:.18em;
  font-size:1rem;color:var(--yellow);display:block;margin-bottom:1.3rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem}
.hero__facts{display:flex;flex-wrap:wrap;gap:2.4rem;margin-top:3rem;padding-top:2rem;
  border-top:1px solid rgba(255,255,255,.16)}
.hero__facts b{font-family:var(--grot);font-size:1.7rem;color:var(--yellow);display:block}
.hero__facts span{font-size:.85rem;color:rgba(255,255,255,.75)}

/* Page banner (subpages) */
.banner{position:relative;color:var(--white);padding:clamp(3.5rem,8vw,6rem) 0;overflow:hidden;background:var(--steel-900)}
.banner__grid{position:absolute;inset:0;opacity:.3;
  background-image:linear-gradient(rgba(245,196,0,.1) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(245,196,0,.1) 1px,transparent 1px);
  background-size:46px 46px}
.banner .wrap{position:relative;z-index:1}
.banner p{color:rgba(255,255,255,.8);max-width:60ch;margin:0}
.crumbs{font-family:var(--grot);font-size:.8rem;text-transform:uppercase;letter-spacing:.15em;
  color:var(--yellow);margin-bottom:1rem;display:flex;gap:.5rem;align-items:center}
.crumbs a{color:rgba(255,255,255,.7)}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}.reveal.d4{transition-delay:.32s}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .marquee__track{animation:none}
}

/* Marquee */
.marquee{background:var(--yellow);color:var(--ink);overflow:hidden;border-top:4px solid var(--steel-900);
  border-bottom:4px solid var(--steel-900)}
.marquee__track{display:flex;gap:3rem;width:max-content;padding:.9rem 0;animation:scroll 28s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee__track span{font-family:var(--grot);font-weight:800;text-transform:uppercase;
  letter-spacing:.05em;font-size:1.1rem;display:inline-flex;align-items:center;gap:1rem;white-space:nowrap}
.marquee__track span::after{content:"";width:10px;height:10px;background:var(--steel-900);transform:rotate(45deg)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* USP */
.usp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.4rem;margin-top:2.5rem}
.usp{background:var(--white);border:1px solid var(--line);border-top:4px solid var(--yellow);
  padding:2rem 1.8rem;border-radius:var(--radius);transition:transform .3s ease,box-shadow .3s ease}
.usp:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.usp__ico{width:52px;height:52px;background:var(--steel-900);color:var(--yellow);display:grid;
  place-items:center;border-radius:var(--radius);margin-bottom:1.1rem}
.usp__ico svg{width:26px;height:26px}
.usp h3{margin-bottom:.4em}
.usp p{margin:0;color:var(--muted)}

/* Section head */
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:1.5rem;margin-bottom:.5rem}
.sec-head .lead{margin:.8rem 0 0}

/* Split (image + text) */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.split--rev .split__media{order:2}
.split__media{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;box-shadow:var(--shadow)}
.split__media img{width:100%;height:100%;object-fit:cover}
.split__media .tag{position:absolute;left:1.1rem;bottom:1.1rem;background:var(--yellow);color:var(--ink);
  font-family:var(--grot);font-weight:800;text-transform:uppercase;font-size:.8rem;letter-spacing:.1em;padding:.5rem .9rem}
.check{list-style:none;margin:1.4rem 0 0;padding:0;display:grid;gap:.8rem}
.check li{position:relative;padding-left:2rem;color:var(--ink)}
.check li::before{content:"";position:absolute;left:0;top:.35rem;width:14px;height:14px;
  background:var(--yellow);clip-path:polygon(14% 44%,0 60%,42% 100%,100% 22%,86% 8%,42% 71%)}

/* Service teasers */
.teasers{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.4rem;margin-top:2.5rem}
.teaser{background:var(--steel-900);color:var(--white);padding:2rem 1.8rem;border-radius:var(--radius);
  position:relative;overflow:hidden;transition:transform .3s ease}
.teaser::before{content:attr(data-n);position:absolute;top:-.4rem;right:.6rem;font-family:var(--grot);
  font-weight:800;font-size:5rem;color:rgba(255,255,255,.06)}
.teaser:hover{transform:translateY(-6px)}
.teaser:hover .teaser__link{gap:1rem;color:var(--yellow)}
.teaser h3{color:var(--white)}
.teaser p{color:rgba(255,255,255,.72);font-size:.96rem}
.teaser__link{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--grot);font-weight:700;
  text-transform:uppercase;font-size:.85rem;letter-spacing:.05em;color:var(--white);transition:gap .25s ease,color .25s ease}

/* Counters */
.counters{background:var(--steel-900);color:var(--white);position:relative;overflow:hidden}
.counters__grid{position:absolute;inset:0;opacity:.25;
  background-image:linear-gradient(rgba(245,196,0,.1) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(245,196,0,.1) 1px,transparent 1px);background-size:50px 50px}
.counters .wrap{position:relative;z-index:1}
.counters__row{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;text-align:center}
.counter b{font-family:var(--grot);font-weight:800;font-size:clamp(2.8rem,7vw,4.6rem);color:var(--yellow);
  display:block;line-height:1}
.counter span{text-transform:uppercase;letter-spacing:.1em;font-size:.9rem;color:rgba(255,255,255,.8);
  font-family:var(--grot);font-weight:600}

/* CTA band */
.cta{background:var(--yellow);color:var(--ink);text-align:center;position:relative;overflow:hidden}
.cta::before,.cta::after{content:"";position:absolute;top:0;bottom:0;width:120px;
  background-image:repeating-linear-gradient(45deg,var(--steel-900) 0 18px,transparent 18px 36px);opacity:.15}
.cta::before{left:0}.cta::after{right:0}
.cta .wrap{position:relative;z-index:1}
.cta h2{margin-bottom:.3em}
.cta p{max-width:52ch;margin:0 auto 1.8rem;color:#4a4a33}

/* Service detail list */
.svc{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.4rem;margin-top:2.5rem}
.svc__card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.8rem;transition:transform .3s ease,box-shadow .3s ease;border-left:4px solid var(--yellow)}
.svc__card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.svc__card h3{display:flex;align-items:center;gap:.7rem}
.svc__card .num{font-family:var(--grot);font-size:.85rem;background:var(--steel-900);color:var(--yellow);
  width:34px;height:34px;display:grid;place-items:center;border-radius:var(--radius);flex:0 0 auto}
.svc__card p{color:var(--muted);margin:.6rem 0 0}
.svc__card ul{margin:1rem 0 0;padding-left:1.1rem;color:var(--muted);font-size:.95rem}

/* Reference grid */
.projects{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.4rem;margin-top:2.5rem}
.project{position:relative;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/3;color:var(--white);
  display:flex;align-items:flex-end;box-shadow:var(--shadow)}
.project img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease;filter:grayscale(.2)}
.project::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(29,33,38,.92),rgba(29,33,38,.05) 65%)}
.project:hover img{transform:scale(1.07)}
.project__body{position:relative;z-index:1;padding:1.6rem}
.project__cat{font-family:var(--grot);font-weight:700;text-transform:uppercase;letter-spacing:.12em;
  font-size:.72rem;color:var(--yellow)}
.project h3{margin:.3em 0 .1em;color:var(--white)}
.project p{margin:0;font-size:.9rem;color:rgba(255,255,255,.78)}

/* Testimonial */
.quote{background:var(--white);border:1px solid var(--line);border-left:6px solid var(--yellow);
  border-radius:var(--radius);padding:clamp(2rem,5vw,3.5rem);margin-top:3rem;position:relative}
.quote::before{content:"”";position:absolute;top:.2rem;right:1.5rem;font-family:var(--grot);font-weight:800;
  font-size:7rem;color:var(--yellow);opacity:.3;line-height:1}
.quote blockquote{margin:0;font-family:var(--grot);font-weight:700;font-size:clamp(1.3rem,3vw,1.9rem);
  line-height:1.3;max-width:40ch}
.quote figcaption{margin-top:1.4rem;color:var(--muted)}
.quote figcaption b{color:var(--ink);font-family:var(--grot)}

/* Stats inline */
.facts-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1.2rem;margin-top:2.5rem}
.fact{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;text-align:center}
.fact b{font-family:var(--grot);font-size:2.2rem;color:var(--steel);display:block}
.fact span{font-size:.85rem;color:var(--muted)}

/* Team */
.team{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.4rem;margin-top:2.5rem}
.member{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .3s ease,box-shadow .3s ease}
.member:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.member__photo{aspect-ratio:1/1;background:var(--steel-900);position:relative;display:grid;place-items:center;overflow:hidden}
.member__photo .initials{font-family:var(--grot);font-weight:800;font-size:3.2rem;color:var(--yellow)}
.member__photo::after{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(245,196,0,.14) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(245,196,0,.14) 1px,transparent 1px);background-size:22px 22px}
.member__body{padding:1.3rem 1.4rem}
.member__body h3{margin:0}
.member__body .role{font-family:var(--grot);font-weight:600;text-transform:uppercase;letter-spacing:.08em;
  font-size:.78rem;color:var(--steel);margin:.2rem 0 .6rem}
.member__body p{margin:0;color:var(--muted);font-size:.92rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,5vw,3.5rem);align-items:start}
.form{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.6rem,4vw,2.6rem)}
.field{margin-bottom:1.2rem}
.field label{display:block;font-family:var(--grot);font-weight:600;font-size:.88rem;text-transform:uppercase;
  letter-spacing:.04em;margin-bottom:.4rem}
.field label .req{color:var(--yellow-dark)}
.field input,.field select,.field textarea{width:100%;padding:.85rem 1rem;border:1px solid var(--line);
  border-radius:var(--radius);font-family:var(--sans);font-size:1rem;background:var(--off);
  transition:border-color .2s ease,box-shadow .2s ease}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--yellow);
  box-shadow:0 0 0 3px rgba(245,196,0,.25);outline:none;background:var(--white)}
.field textarea{resize:vertical;min-height:130px}
.form__note{font-size:.82rem;color:var(--muted);margin:0}
.form-status{margin-top:1rem;padding:.9rem 1.1rem;border-radius:var(--radius);background:var(--steel-900);
  color:var(--white);font-size:.92rem;display:none}
.form-status.show{display:block}
.info-block{display:grid;gap:1.4rem}
.info-card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.8rem;
  border-left:4px solid var(--yellow)}
.info-card h3{font-size:1.05rem;margin-bottom:.4em}
.info-card p{margin:0;color:var(--muted)}
.info-card a{color:var(--steel);font-weight:600}
.map{position:relative;aspect-ratio:16/10;background:var(--steel-900);border-radius:var(--radius);overflow:hidden;
  display:grid;place-items:center;color:rgba(255,255,255,.75);text-align:center}
.map__grid{position:absolute;inset:0;opacity:.4;
  background-image:linear-gradient(rgba(245,196,0,.14) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(245,196,0,.14) 1px,transparent 1px);background-size:40px 40px}
.map__pin{position:relative;z-index:1;display:grid;gap:.5rem;justify-items:center;font-family:var(--grot);font-weight:700}
.map__pin svg{width:38px;height:38px;color:var(--yellow)}

/* Footer */
.site-footer{background:var(--steel-900);color:rgba(255,255,255,.72);padding:3.5rem 0 1.8rem}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem;margin-bottom:2.5rem}
.footer-top h4{color:var(--white);font-size:1rem;text-transform:uppercase;letter-spacing:.06em;margin-bottom:1rem}
.footer-top .brand{margin-bottom:1rem}
.footer-top p{font-size:.92rem;max-width:34ch}
.footer-links{list-style:none;margin:0;padding:0;display:grid;gap:.6rem}
.footer-links a{font-size:.92rem;transition:color .2s ease}
.footer-links a:hover{color:var(--yellow)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:1.6rem;display:flex;
  flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;font-size:.85rem}
.footer-bottom .made{color:var(--yellow)}

/* Responsive */
@media(max-width:900px){
  .split,.contact-grid{grid-template-columns:1fr}
  .split--rev .split__media{order:0}
  .footer-top{grid-template-columns:1fr 1fr}
  .counters__row{grid-template-columns:1fr;gap:2rem}
}
@media(max-width:760px){
  .nav-links{position:fixed;inset:0 0 0 auto;width:min(80vw,320px);background:var(--steel-900);
    flex-direction:column;align-items:stretch;justify-content:flex-start;gap:.2rem;padding:5.5rem 1.5rem 2rem;
    transform:translateX(100%);transition:transform .35s ease;box-shadow:-10px 0 30px rgba(0,0,0,.4)}
  .nav-links.open{transform:translateX(0)}
  .nav-links a{padding:.9rem 1rem;font-size:1.05rem;border-bottom:1px solid rgba(255,255,255,.08)}
  .nav-links a::after{display:none}
  .nav-cta{margin:1rem 0 0}
  .nav-cta .btn{width:100%;justify-content:center}
  .burger{display:flex;z-index:110}
  body.nav-open{overflow:hidden}
}
@media(max-width:560px){
  .footer-top{grid-template-columns:1fr}
  .hero__facts{gap:1.5rem}
}