/* DAP Aachen GmbH - navy / ice / resin-amber, grotesque headlines */
:root{--ice:#eef3f6;--white:#fff;--navy:#0e2a47;--navy2:#143659;--steel:#3d6a8a;--amber:#f2a900;--text:#1d2b3a;--muted:#55677a;--line:#c9d6dd;--max:1300px;
--head:"Bahnschrift","DIN Alternate","Franklin Gothic Medium","Segoe UI Semibold","Helvetica Neue",Arial,sans-serif;
--body:"Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font:17px/1.7 var(--body);color:var(--text);background:var(--ice);-webkit-font-smoothing:antialiased}
a{color:inherit}
h1,h2,h3{font-family:var(--head);font-weight:600;line-height:1.1;letter-spacing:-.015em;color:var(--navy)}
h2{font-size:clamp(2rem,3.6vw,3.1rem)}
h3{font-size:1.3rem;line-height:1.25}
p{max-width:68ch}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}
.section{padding:110px 0}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}

/* buttons */
.btn{display:inline-block;padding:14px 28px;background:var(--navy);color:#fff;text-decoration:none;font:600 .98rem var(--head);letter-spacing:.01em;border:2px solid var(--navy);border-radius:999px;cursor:pointer;transition:background .25s,color .25s,transform .25s}
.btn:hover{background:var(--steel);border-color:var(--steel);transform:translateY(-2px)}
.btn-sm{padding:9px 20px}
.btn-amber{background:var(--amber);border-color:var(--amber);color:var(--navy)}
.btn-amber:hover{background:#ffc02e;border-color:#ffc02e}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:#fff;color:var(--navy);border-color:#fff}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(238,243,246,.96);border-bottom:1px solid var(--line);transition:box-shadow .3s}
.site-header.scrolled{box-shadow:0 6px 24px rgba(14,42,71,.08)}
.bar{display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font:600 1.3rem var(--head);color:var(--navy)}
.brand small{font-size:.8rem;font-weight:500;color:var(--steel)}
.mark{display:grid;gap:3px;width:26px}
.mark i{display:block;height:6px;background:var(--navy);transform:skewX(-30deg)}
.mark i:nth-child(2){background:var(--steel)}.mark i:nth-child(3){background:var(--amber)}
.nav{display:flex;align-items:center;gap:34px}
.nav a:not(.btn){text-decoration:none;font-weight:500;color:var(--navy);position:relative;padding:4px 0}
.nav a:not(.btn)::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:2px;background:var(--amber);transform:scaleX(0);transform-origin:left;transition:transform .25s}
.nav a:not(.btn):hover::after{transform:scaleX(1)}
.nav-toggle{display:none;background:none;border:0;width:44px;height:44px;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:10px;right:10px;height:2px;background:var(--navy);transition:transform .25s,top .25s}
.nav-toggle span:first-child{top:17px}.nav-toggle span:last-child{top:25px}
.nav-toggle[aria-expanded=true] span:first-child{top:21px;transform:rotate(45deg)}
.nav-toggle[aria-expanded=true] span:last-child{top:21px;transform:rotate(-45deg)}

/* hero */
.hero{background:var(--navy);color:#fff;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center;padding-top:96px;padding-bottom:84px;min-height:620px}
.tag{display:inline-block;padding:6px 14px;border:1px solid rgba(255,255,255,.35);border-radius:999px;font-size:.9rem;color:#cfe0ee;margin-bottom:26px}
.hero h1{color:#fff;font-size:clamp(2.7rem,6vw,5.2rem);line-height:1.02;margin-bottom:28px}
.lead{font-size:1.2rem;color:#cfe0ee;max-width:56ch;margin-bottom:38px}
.actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-visual{position:relative;padding:20px 0 50px}
.hero-visual svg{width:100%;height:auto;display:block;animation:float 7s ease-in-out infinite}
@keyframes float{50%{transform:translateY(-10px)}}
.panel{position:absolute;left:0;bottom:0;max-width:300px;background:#fff;color:var(--text);padding:18px 22px;border-left:5px solid var(--amber);display:grid;gap:4px;font-size:.92rem;line-height:1.45;box-shadow:0 16px 40px rgba(0,0,0,.25)}
.panel strong{font-family:var(--head);color:var(--navy);font-size:1.05rem}
.facts{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.18)}
.facts div{padding:30px 28px 36px 0;display:grid;gap:6px;align-content:start}
.facts div+div{padding-left:28px;border-left:1px solid rgba(255,255,255,.18)}
.facts b{font:600 1.15rem var(--head);color:var(--amber)}
.facts span{font-size:.95rem;color:#cfe0ee;line-height:1.5}

/* about */
.about{background:var(--white)}
.about-grid{display:grid;grid-template-columns:5fr 7fr;gap:90px;align-items:start}
.about-side{position:sticky;top:110px}
.about-side h2{margin-bottom:34px}
.blueprint{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);background-image:none}
.blueprint span{background:var(--ice);padding:34px 22px;font:600 1.05rem var(--head);color:var(--navy);position:relative;transition:background .25s,color .25s}
.blueprint span::before{content:"";display:block;width:34px;height:4px;background:var(--steel);margin-bottom:14px}
.blueprint span:nth-child(4)::before{background:var(--amber)}
.blueprint span:hover{background:var(--navy);color:#fff}
.caption{margin-top:16px;font-size:.95rem;color:var(--muted)}
.about-body p{margin-bottom:22px;color:var(--muted)}
.about-body .intro{font:500 1.5rem/1.45 var(--head);color:var(--navy);letter-spacing:-.005em;margin-bottom:28px}
.principles{display:grid;grid-template-columns:repeat(3,1fr);margin-top:44px;border-top:2px solid var(--navy)}
.principles div{padding:24px 24px 0 0}
.principles div+div{padding-left:24px;border-left:1px solid var(--line)}
.principles h3{margin-bottom:8px;font-size:1.15rem}
.principles p{font-size:.95rem;margin:0;line-height:1.6}

/* services */
.services-grid{display:grid;grid-template-columns:4fr 8fr;gap:80px;align-items:start}
.services-intro{position:sticky;top:110px}
.services-intro h2{margin-bottom:22px}
.services-intro p{color:var(--muted);margin-bottom:30px}
.service-list{list-style:none;border-top:2px solid var(--navy)}
.service-list li{display:grid;grid-template-columns:1fr 1.5fr;gap:36px;padding:38px 28px 38px 0;border-bottom:1px solid var(--line);transition:background .3s,padding .3s,border-color .3s;border-left:4px solid transparent}
.service-list li:hover{background:var(--white);padding-left:24px;border-left-color:var(--amber)}
.service-list p{color:var(--muted);margin-bottom:16px;font-size:1rem}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips em{font-style:normal;font-size:.85rem;padding:3px 12px;border:1px solid var(--steel);color:var(--steel);border-radius:999px}

/* benefits */
.benefits{background:var(--navy2);color:#fff}
.benefits h2,.benefits h3{color:#fff}
.benefits-head{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:end;margin-bottom:64px}
.benefits-head p{color:#cfe0ee;font-size:1.1rem}
.benefit-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:56px 48px}
.benefit-grid article{grid-column:span 2;border-top:3px solid var(--steel);padding-top:24px;transition:border-color .3s}
.benefit-grid article:hover{border-top-color:var(--amber)}
.benefit-grid .b-wide{grid-column:span 3}
.benefit-grid h3{margin-bottom:12px}
.benefit-grid p{color:#cfe0ee;font-size:1rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:7fr 5fr;gap:80px;align-items:start}
.contact h2{margin-bottom:18px}
.lead-d{color:var(--muted);margin-bottom:38px}
.field{margin-bottom:24px}
.field label{display:block;font-weight:600;font-size:.95rem;color:var(--navy);margin-bottom:6px}
.field input,.field textarea{width:100%;font:inherit;padding:14px 16px;background:var(--white);border:1px solid var(--line);border-bottom:3px solid var(--steel);border-radius:4px 4px 0 0;color:var(--text);transition:border-color .2s,box-shadow .2s}
.field input:focus,.field textarea:focus{outline:none;border-bottom-color:var(--amber);box-shadow:0 6px 20px rgba(14,42,71,.1)}
.field.invalid input,.field.invalid textarea{border-bottom-color:#b3261e}
.err{display:block;color:#b3261e;font-size:.88rem;min-height:1.2em;margin-top:4px}
.form-ok{margin-top:22px;padding:16px 20px;background:#e3f1e6;border-left:5px solid #2e7d46;color:#1c4a2b}
.details{background:var(--navy);color:#fff;padding:44px 40px;border-top:6px solid var(--amber)}
.details h3{color:#fff;font-size:1.6rem;margin-bottom:26px}
.details dt{font:600 .9rem var(--head);color:var(--amber);margin-top:22px}
.details dd{color:#dbe8f2;margin-top:4px;line-height:1.6}
.details a{color:#fff;text-underline-offset:4px}
.details .map{display:inline-block;margin-top:30px;font-weight:600;color:var(--amber)}

/* footer */
.site-footer{background:#08192b;color:#b6c8d8;padding-top:64px;font-size:.95rem}
.foot{display:grid;grid-template-columns:2fr 1fr 1.3fr;gap:50px;padding-bottom:48px}
.foot strong{display:block;font:600 1.3rem var(--head);color:#fff;margin-bottom:10px}
.foot nav{display:grid;gap:8px;align-content:start}
.foot a{text-decoration:none}.foot a:hover{color:var(--amber)}
.foot address{font-style:normal;line-height:1.8}
.copy{padding-top:22px;padding-bottom:26px;border-top:1px solid rgba(255,255,255,.12);font-size:.88rem}

/* scroll reveal */
.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.js .reveal.in{opacity:1;transform:none}

/* responsive */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;min-height:0;padding-top:64px;gap:30px}
  .hero-visual{max-width:520px}
  .facts{grid-template-columns:1fr 1fr}
  .facts div:nth-child(3){padding-left:0;border-left:0}
  .about-grid,.services-grid,.contact-grid{grid-template-columns:1fr;gap:50px}
  .about-side,.services-intro{position:static}
  .benefits-head{grid-template-columns:1fr;gap:20px}
}
@media(max-width:760px){
  body{font-size:16px}
  .container{padding:0 20px}
  .section{padding:72px 0}
  .nav-toggle{display:block}
  .nav{position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;background:var(--ice);border-bottom:1px solid var(--line);padding:10px 20px 24px;display:none}
  .nav.open{display:flex}
  .nav a:not(.btn){padding:14px 0;width:100%;border-bottom:1px solid var(--line)}
  .nav .btn{margin-top:18px}
  .facts{grid-template-columns:1fr}
  .facts div,.facts div+div,.facts div:nth-child(3){padding:22px 0;border-left:0;border-bottom:1px solid rgba(255,255,255,.15)}
  .principles{grid-template-columns:1fr}
  .principles div,.principles div+div{padding:20px 0;border-left:0;border-bottom:1px solid var(--line)}
  .service-list li{grid-template-columns:1fr;gap:12px;padding-right:0}
  .benefit-grid{grid-template-columns:1fr;gap:36px}
  .benefit-grid article,.benefit-grid .b-wide{grid-column:auto}
  .details{padding:32px 24px}
  .foot{grid-template-columns:1fr;gap:32px}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .reveal{opacity:1;transform:none}
}