/* ===== infohubs — corporate site (light theme) ===== */
:root{
  --bg:#f7f8fc;
  --surface:#ffffff;
  --surface-2:#eef1f8;
  --line:#e6e9f2;
  --line-strong:#d3d8e6;
  --ink:#121524;
  --muted:#5b6178;
  --muted-2:#6b7189;
  --accent:#5646e5;
  --accent-2:#0e7490;
  --grad:linear-gradient(120deg,#5646e5 0%,#3b6fe0 45%,#0e7490 100%);
  --dark:#101322;
  --radius:16px;
  --radius-lg:22px;
  --maxw:1180px;
  --pad:clamp(20px,5vw,40px);
  --shadow-sm:0 1px 2px rgba(16,19,34,.05),0 1px 6px rgba(16,19,34,.04);
  --shadow-md:0 10px 30px -12px rgba(16,19,34,.16);
  --font-sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-display:'Space Grotesk','Inter',system-ui,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

/* accessibility: skip link + branded focus ring */
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:100;
  background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 10px 10px;
  font-family:var(--font-display);font-weight:600;font-size:14px;transition:top .2s ease
}
.skip-link:focus{top:0}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
input:focus-visible,textarea:focus-visible{outline:none}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-sans);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:600;line-height:1.12;letter-spacing:-.02em;margin:0}
p{margin:0}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--font-display);font-weight:600;font-size:15px;
  padding:.85em 1.5em;border-radius:999px;border:1px solid transparent;
  cursor:pointer;transition:transform .18s ease,box-shadow .25s ease,background .25s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{padding:.6em 1.1em;font-size:14px}
.btn-block{width:100%}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px -10px rgba(86,70,229,.55)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px -10px rgba(86,70,229,.6)}
.btn:active{transform:translateY(0) scale(.97);transition-duration:.08s}
.btn-ghost{border-color:var(--line-strong);color:var(--ink);background:var(--surface)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--dark)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 12px 28px -12px rgba(0,0,0,.5)}

.eyebrow{
  font-family:var(--font-display);font-weight:600;font-size:13px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);margin:0 0 14px
}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.82);backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:28px;height:70px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand-mark{color:#3c4258;flex:none}
.brand-name{font-family:var(--font-display);font-weight:700;font-size:20px;letter-spacing:-.02em}
.brand-suffix{font-weight:400;opacity:.55}
.nav{display:flex;gap:26px;margin-left:auto;align-self:stretch;align-items:center}
.nav a{font-size:15px;color:var(--muted);font-weight:450;transition:color .18s ease;position:relative;padding:4px 0}
.nav a:hover{color:var(--ink)}
.nav a.is-active{color:var(--ink);font-weight:600}
.nav a.is-active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--grad)}

/* ---------- nav dropdowns ---------- */
.nav-item{position:relative;display:flex;align-items:center;align-self:stretch}
.nav-top{display:inline-flex;align-items:center;gap:6px}
.chev{font-size:10px;color:var(--muted-2);transition:transform .2s ease;line-height:1}
.nav-item:hover .chev,.nav-item:focus-within .chev{transform:rotate(180deg);color:var(--accent)}
.dropdown{
  position:absolute;top:100%;left:-14px;min-width:250px;z-index:60;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-md);padding:10px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s;
}
.nav-item:hover .dropdown,.nav-item:focus-within .dropdown{opacity:1;visibility:visible;transform:none}
.dropdown a{display:block;padding:9px 12px;border-radius:9px;font-size:14.5px;color:var(--muted);white-space:nowrap}
.dropdown a:hover{background:var(--surface-2);color:var(--ink)}
.dropdown .dd-all{
  font-family:var(--font-display);font-weight:600;color:var(--accent);
  border-bottom:1px solid var(--line);border-radius:9px 9px 0 0;margin-bottom:6px;padding-bottom:11px
}
.dropdown .dd-all:hover{background:var(--surface-2);color:var(--accent-2)}
.dropdown-wide{min-width:480px;display:grid;grid-template-columns:1fr 1fr;column-gap:4px;left:auto;right:-14px}
.dropdown-wide .dd-all{grid-column:1 / -1}
.header-actions{display:flex;align-items:center;gap:16px;margin-left:8px}
.lang-switch{display:flex;align-items:center;gap:6px;font-family:var(--font-display);font-size:14px;color:var(--muted-2)}
.lang-switch button{background:none;border:none;color:var(--muted);cursor:pointer;font:inherit;padding:12px 8px;margin:-10px -4px;transition:color .18s ease}
.lang-switch button.is-active{color:var(--accent);font-weight:700}
.lang-switch button:hover{color:var(--ink)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:6px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}

/* ---------- hero (home) ---------- */
.hero{position:relative;padding:clamp(64px,10vw,124px) 0 clamp(46px,6vw,80px);overflow:hidden}
.hero-glow{
  position:absolute;inset:-30% -10% auto -10%;height:660px;z-index:0;pointer-events:none;
  background:
    radial-gradient(620px 360px at 18% 0%,rgba(86,70,229,.14),transparent 62%),
    radial-gradient(560px 320px at 84% 10%,rgba(8,145,178,.12),transparent 62%);
}
.hero-inner{position:relative;z-index:1;max-width:920px}
.hero-title{font-size:clamp(38px,6.2vw,68px);margin:0 0 22px;font-weight:700}
.hero-sub{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:640px;margin:0 0 34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-marquee{
  margin-top:clamp(44px,6vw,72px);display:flex;gap:38px;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  animation:marquee 30s linear infinite;width:max-content;
}
.hero-marquee span{font-family:var(--font-display);font-size:16px;color:var(--muted-2);white-space:nowrap;font-weight:500}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- page hero (subpages) ---------- */
.page-hero{
  padding:clamp(44px,7vw,84px) 0 clamp(36px,5vw,60px);
  background:
    radial-gradient(560px 300px at 12% 0%,rgba(86,70,229,.10),transparent 62%),
    radial-gradient(480px 280px at 88% 20%,rgba(8,145,178,.08),transparent 62%);
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;gap:10px;align-items:center;font-size:14px;color:var(--muted-2);margin-bottom:18px}
.breadcrumb a{color:var(--muted);transition:color .18s ease}
.breadcrumb a:hover{color:var(--accent)}
.page-title{font-size:clamp(32px,5vw,54px);font-weight:700;margin:0 0 14px}
.page-lead{font-size:clamp(16px,1.9vw,20px);color:var(--muted);max-width:680px}

/* ---------- sections ---------- */
.section{padding:clamp(56px,8vw,96px) 0;position:relative}
.section-alt{background:var(--surface-2)}
.section-head{max-width:680px;margin:0 0 clamp(34px,5vw,52px)}
.section-title{font-size:clamp(28px,4.2vw,42px);margin:0 0 16px}
.section-title-sm{font-size:clamp(24px,3.2vw,32px);margin:0 0 14px}
.section-lead{color:var(--muted);font-size:clamp(16px,1.7vw,18.5px);max-width:680px;margin-bottom:26px}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}

/* ---------- fundamentals ---------- */
.fundamentals{padding-top:clamp(40px,5vw,60px)}
.fund-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow-sm)}
.fund-icon{font-size:24px;color:var(--accent);margin-bottom:14px}
.fund-card h3{font-size:20px;margin-bottom:10px}
.fund-card p{color:var(--muted);font-size:15.5px}

/* ---------- cards ---------- */
.cards .card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 28px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,border-color .22s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;gap:12px;
}
.cards .card:hover{transform:translateY(-4px);border-color:rgba(86,70,229,.4);box-shadow:var(--shadow-md)}
.card-index{font-family:var(--font-display);font-weight:700;font-size:14px;color:var(--accent);letter-spacing:.1em}
.card h3{font-size:20px}
.card p{color:var(--muted);font-size:15px}
.card-link .link-arrow{margin-top:auto}

.link-arrow{display:inline-block;color:var(--accent);font-weight:600;font-family:var(--font-display);font-size:15px;transition:color .18s ease}
.link-arrow:hover{color:var(--accent-2)}

/* ---------- tiles (industries) ---------- */
.tiles .tile,.tile{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:10px;
  transition:transform .2s ease,border-color .2s ease,box-shadow .22s ease
}
.tile:hover{transform:translateY(-3px);border-color:rgba(86,70,229,.4);box-shadow:var(--shadow-md)}
.tile h3{font-size:18.5px}
.tile p{color:var(--muted);font-size:14.5px;flex:1}

/* ---------- services overview rows ---------- */
.svc-rows{display:flex;flex-direction:column;gap:18px}
.svc-row{
  display:grid;grid-template-columns:70px 1fr 40px;gap:20px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 28px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,border-color .2s ease,box-shadow .22s ease
}
.svc-row:hover{transform:translateY(-3px);border-color:rgba(86,70,229,.4);box-shadow:var(--shadow-md)}
.svc-row-num{font-family:var(--font-display);font-weight:700;font-size:30px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.svc-row-main h3{font-size:22px;margin-bottom:8px}
.svc-row-main>p{color:var(--muted);font-size:15.5px;margin-bottom:14px}
.svc-row-bullets{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 22px}
.svc-row-bullets li{font-size:14px;color:var(--muted);padding-left:16px;position:relative}
.svc-row-bullets li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:2px;background:var(--accent-2)}
.rel-arrow{font-size:22px;color:var(--accent);font-family:var(--font-display);align-self:center;transition:transform .2s ease}
.svc-row:hover .rel-arrow{transform:translateX(4px)}

/* ---------- detail pages ---------- */
.detail-cols{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,56px);align-items:start}
.detail-copy p{color:var(--muted);font-size:17px;line-height:1.7}
.detail-copy p + p{margin-top:16px}
.detail-caps{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm)
}
.detail-caps h4{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-2);margin-bottom:16px;font-weight:600}
.build-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.build-list li{font-size:15px;color:var(--ink);padding-left:20px;position:relative}
.build-list li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--accent-2)}

.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.step-num{font-family:var(--font-display);font-weight:700;font-size:30px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:12px}
.step h3{font-size:19px;margin-bottom:8px}
.step p{color:var(--muted);font-size:15px}

.rel-links{display:flex;flex-wrap:wrap;gap:14px}
.rel-link{
  display:inline-flex;align-items:center;gap:12px;
  background:var(--surface);border:1px solid var(--line);border-radius:999px;
  padding:12px 22px;font-family:var(--font-display);font-weight:600;font-size:15.5px;
  box-shadow:var(--shadow-sm);transition:transform .18s ease,border-color .2s ease
}
.rel-link:hover{transform:translateY(-2px);border-color:rgba(86,70,229,.5)}
.rel-link .rel-arrow{font-size:17px}

/* ---------- technologies ---------- */
.tech-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:26px 40px;margin-top:8px}
.tech-group h4{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-2);margin-bottom:14px;font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chips span{
  font-family:var(--font-display);font-size:14px;font-weight:500;color:var(--ink);
  padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:var(--surface);
  transition:border-color .2s ease,color .2s ease,transform .2s ease
}
.chips span:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

/* ---------- approach ---------- */
.approach-grid{gap:20px;margin-top:8px}
.approach-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm)}
.approach-num{font-family:var(--font-display);font-weight:700;font-size:32px;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;display:block;margin-bottom:12px}
.approach-card h3{font-size:20px;margin-bottom:10px}
.approach-card p{color:var(--muted);font-size:15px}

/* ---------- about ---------- */
.about-values{display:flex;flex-direction:column;gap:2px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm)}
.value-row{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:20px 24px;background:var(--surface);align-items:baseline}
.value-row + .value-row{border-top:1px solid var(--line)}
.value-key{font-family:var(--font-display);font-weight:600;color:var(--ink);font-size:16px}
.value-val{color:var(--muted);font-size:15px}
.about-teaser{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.about-teaser>div{max-width:720px}
.careers-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.careers-inner>div{max-width:620px}
.careers-inner .section-lead{margin-bottom:0}

/* ---------- contact ---------- */
.contact-inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(32px,5vw,64px);align-items:start}
.contact-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.contact-list li{padding-left:26px;position:relative;color:var(--muted);font-size:16px}
.contact-list li::before{content:"→";position:absolute;left:0;color:var(--accent)}
.contact-form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(24px,3vw,34px);box-shadow:var(--shadow-sm)}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;color:var(--muted);margin-bottom:8px;font-weight:500}
.field input,.field textarea{
  width:100%;background:var(--bg);border:1px solid var(--line-strong);border-radius:12px;
  padding:13px 15px;color:var(--ink);font:inherit;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;resize:vertical
}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(86,70,229,.15)}
.form-note{margin-top:16px;color:var(--accent-2);font-weight:600;text-align:center}

/* ---------- CTA banner ---------- */
.cta-banner{
  background:linear-gradient(120deg,#171b36 0%,#1b2145 55%,#0f2e3e 100%);
  color:#fff;padding:clamp(48px,7vw,76px) 0;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta-inner h2{font-size:clamp(26px,3.6vw,38px);margin-bottom:10px}
.cta-inner p{color:rgba(255,255,255,.72);font-size:17px;max-width:560px}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#eef0f8;padding:56px 0 30px}
.footer-grid{
  display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)
}
.footer-brand p{color:rgba(255,255,255,.55);margin-top:10px;font-size:15px}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col .footer-h{font-family:var(--font-display);font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:rgba(255,255,255,.55);margin-bottom:6px;font-weight:600}
.footer-col a{color:rgba(255,255,255,.72);font-size:14.5px;transition:color .18s ease}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;margin-top:24px;color:rgba(255,255,255,.4);font-size:14px;flex-wrap:wrap}

/* ---------- cookie consent (DSGVO) ---------- */
.cookie-banner{
  position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:80;
  width:min(680px,calc(100% - 32px));
  background:#fff;border:1px solid var(--line-strong);border-radius:16px;
  box-shadow:0 18px 50px -18px rgba(16,19,34,.35);
  padding:16px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;
}
.cookie-banner[hidden]{display:none}
.cookie-text{color:var(--muted);font-size:14.5px;flex:1 1 260px;margin:0}
.cookie-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.cookie-link{color:var(--accent);font-weight:600;font-size:14px;margin-right:2px}
.cookie-link:hover{color:var(--accent-2)}
@media (max-width:520px){
  .cookie-banner{flex-direction:column;align-items:stretch;bottom:10px}
  .cookie-actions{justify-content:flex-end}
}

/* ---------- legal / privacy ---------- */
.legal{max-width:760px}
.legal-block{margin-bottom:26px}
.legal-block h2{font-size:21px;margin-bottom:8px}
.legal-block p{color:var(--muted);font-size:16px;line-height:1.7}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
/* when Motion drives reveals, CSS transitions step aside */
html.has-motion .reveal{transition:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .hero-marquee{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- scroll progress ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;right:0;height:3px;z-index:90;
  background:var(--grad);transform-origin:0 50%;transform:scaleX(0);pointer-events:none
}

/* ---------- hero network canvas ---------- */
.hero-net{position:absolute;inset:0;z-index:0;pointer-events:none}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr 1fr}
  .tech-groups{grid-template-columns:1fr}
  .detail-cols,.contact-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav{
    position:fixed;inset:70px 0 auto 0;flex-direction:column;gap:0;margin:0;
    align-items:stretch;align-self:auto;
    background:#fff;border-bottom:1px solid var(--line);
    padding:8px var(--pad) 18px;transform:translateY(-140%);transition:transform .3s ease;
    box-shadow:0 20px 40px -20px rgba(16,19,34,.25)
  }
  .nav.open{transform:none}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink)}
  .nav a.is-active::after{display:none}
  .nav-toggle{display:flex}
  .header-actions .btn-primary{display:none}
  /* dropdowns become accordions inside the burger menu */
  .nav-item{display:block;align-self:auto}
  .nav-item .nav-top{display:flex;justify-content:space-between;align-items:center;width:100%}
  .dropdown,.dropdown-wide{
    position:static;display:none;min-width:0;opacity:1;visibility:visible;transform:none;
    background:none;border:none;box-shadow:none;padding:0 0 6px 16px;grid-template-columns:1fr
  }
  .nav-item.open .dropdown{display:block}
  .nav-item.open .chev{transform:rotate(180deg)}
  .dropdown a{white-space:normal;padding:11px 0;border-bottom:1px solid var(--line);border-radius:0;font-size:15px;color:var(--muted)}
  .dropdown a:hover{background:none}
  .dropdown .dd-all{border-radius:0;margin-bottom:0;padding-bottom:11px}
}
@media (max-width:600px){
  .grid-3,.grid-2,.approach-grid{grid-template-columns:1fr}
  .svc-row{grid-template-columns:1fr;gap:10px}
  .svc-row .rel-arrow{display:none}
  .value-row{grid-template-columns:100px 1fr;padding:16px 18px}
  .careers-inner,.cta-inner,.about-teaser{flex-direction:column;align-items:flex-start}
  .footer-grid{grid-template-columns:1fr}
}