:root{
  --paper:#F5F5F3; --ink:#111111; --ink2:#4D4D4D; --muted:#8C8C8C;
  --sand:#EAEAE7; --line:#E3E3DF; --card:#FFFFFF; --max:1160px;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"Helvetica Neue",Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
body{background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.5;}
a{color:inherit;text-decoration:none;}
img{display:block;max-width:100%;}
::selection{background:var(--ink);color:var(--paper);}
/* Ecosystem-Linkbar */
.gbar{background:var(--card);border-bottom:1px solid var(--line);}
.gbar nav{max-width:var(--max);margin:0 auto;}
.gbar ul{display:flex;align-items:center;list-style:none;margin:0;padding:0 8px;height:33px;overflow-x:auto;white-space:nowrap;scrollbar-width:none;}
.gbar ul::-webkit-scrollbar{display:none;}
.gbar li{flex:none;}
.gbar a{display:inline-block;font-family:var(--mono);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:0 11px;line-height:33px;}
.gbar a:hover{color:var(--ink);}
.gbar li+li a{border-left:1px solid var(--sand);}
.gbar a.on{color:var(--ink);font-weight:600;}
section{scroll-margin-top:80px;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px;}
@media(min-width:768px){.wrap{padding:0 40px;}}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink);}
h1,h2,h3{letter-spacing:-.03em;font-weight:600;line-height:1.04;text-wrap:balance;}
h1{font-size:39px;}h2{font-size:30px;}
@media(min-width:768px){h1{font-size:62px;}h2{font-size:42px;}}
.lead{color:var(--ink2);font-size:17px;line-height:1.62;}
@media(min-width:768px){.lead{font-size:19px;}}

header.nav{position:sticky;top:0;z-index:50;border-bottom:1px solid var(--line);
  background:rgba(245,245,243,.85);backdrop-filter:saturate(120%) blur(18px);-webkit-backdrop-filter:saturate(120%) blur(18px);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:68px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand .mark{width:38px;height:38px;border-radius:9px;background:var(--ink);color:var(--paper);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:17px;flex:none;}
.brand .bn{display:flex;flex-direction:column;line-height:1;}
.brand .bn b{font-size:15px;font-weight:600;letter-spacing:.02em;}
.brand .bn span{margin-top:5px;font-family:var(--mono);font-size:9.5px;letter-spacing:.24em;color:var(--muted);text-transform:uppercase;}
nav.links{display:flex;align-items:center;gap:26px;}
nav.links a.nl{display:none;font-family:var(--mono);font-size:13px;color:var(--ink2);}
nav.links a.nl:hover{color:var(--ink);}
@media(min-width:900px){nav.links a.nl{display:inline;}}
.btn{display:inline-flex;align-items:center;gap:9px;border-radius:9px;font-size:14px;font-weight:500;padding:11px 17px;transition:all .16s;}
.btn-ink{background:var(--ink);color:var(--paper);}
.btn-ink:hover{background:#000;transform:translateY(-1px);}
.btn-ghost{border:1px solid var(--line);color:var(--ink);}
.btn-ghost:hover{border-color:#c9c8bf;}
.ar{font-family:var(--mono);}

.hero{padding:60px 0 30px;}
@media(min-width:768px){.hero{padding:84px 0 40px;}}
.hero .eyebrow{display:inline-flex;align-items:center;gap:9px;border:1px solid rgba(17,17,17,.2);border-radius:999px;padding:7px 14px;font-family:var(--mono);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink);}
.hero .dot{width:7px;height:7px;border-radius:50%;background:var(--ink);}
.hero h1{margin:26px 0 0;max-width:14ch;}
.hero .lead{margin:22px 0 0;max-width:560px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.heroimg{margin-top:46px;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--sand);box-shadow:0 28px 64px -34px rgba(17,17,17,.45);}
.heroimg img{width:100%;height:auto;object-fit:cover;}

.sec{border-top:1px solid var(--line);padding:66px 0;}
@media(min-width:768px){.sec{padding:92px 0;}}
.sec.sand{background:var(--sand);}
.about-grid{display:grid;grid-template-columns:1fr;gap:40px;}
@media(min-width:860px){.about-grid{grid-template-columns:.95fr 1.05fr;gap:60px;align-items:center;}}
.about-copy p{color:var(--ink2);font-size:17px;line-height:1.7;margin:18px 0 0;}
@media(min-width:768px){.about-copy p{font-size:18.5px;}}
.pcard{border:1px solid var(--line);border-radius:16px;background:var(--card);padding:34px;}
.pcard .pname{font-size:22px;font-weight:600;letter-spacing:-.02em;}
.pcard .prole{margin-top:8px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase;}
.pcard ul{list-style:none;margin:22px 0 0;display:flex;flex-direction:column;gap:12px;}
.pcard li{display:flex;gap:11px;font-size:15px;color:var(--ink2);}
.pcard li .x{font-family:var(--mono);color:var(--ink);flex:none;}

.sec-head{max-width:720px;}
.sec-head h2{margin:16px 0 0;}
.sec-head .lead{margin-top:16px;}

/* ---- Referenzen-Logowall: größere, gut lesbare Logos, klickbar ---- */
.logos{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:44px;}
@media(min-width:640px){.logos{grid-template-columns:repeat(3,1fr);gap:18px;}}
@media(min-width:1060px){.logos{grid-template-columns:repeat(5,1fr);}}
.logo{position:relative;display:flex;align-items:center;justify-content:center;
  background:var(--card);border:1px solid var(--line);border-radius:14px;
  padding:26px 22px;min-height:178px;transition:border-color .18s,transform .18s,box-shadow .18s;}
@media(min-width:768px){.logo{min-height:204px;padding:34px 30px;}}
.logo img{max-height:126px;max-width:100%;width:auto;object-fit:contain;transition:transform .18s;}
.logo.logo-wide img{width:100%;max-height:112px;}
.logo.logo-mark img{max-height:134px;}
@media(min-width:768px){
  .logo img{max-height:146px;}
  .logo.logo-wide img{max-height:120px;}
  .logo.logo-mark img{max-height:154px;}
}
a.logo:hover{border-color:rgba(17,17,17,.42);transform:translateY(-3px);box-shadow:0 22px 44px -28px rgba(17,17,17,.4);}
a.logo:hover img{transform:scale(1.03);}
a.logo::after{content:"→";position:absolute;top:12px;right:14px;font-family:var(--mono);font-size:14px;
  color:var(--muted);opacity:0;transition:opacity .18s;}
a.logo:hover::after{opacity:1;}

/* ---- Zusammenarbeit / Erfahrung: 3 Partner-Cards ---- */
.xp{display:grid;grid-template-columns:1fr;gap:16px;margin-top:44px;}
@media(min-width:768px){.xp{grid-template-columns:repeat(3,1fr);gap:20px;}}
.xpcard{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;
  background:var(--card);padding:26px 26px 24px;transition:border-color .18s,transform .18s,box-shadow .18s;}
.xpcard:hover{border-color:rgba(17,17,17,.42);transform:translateY(-3px);box-shadow:0 22px 44px -28px rgba(17,17,17,.4);}
.xpcard .xplogo{height:66px;display:flex;align-items:center;justify-content:center;
  margin-bottom:22px;padding-bottom:22px;border-bottom:1px solid var(--line);}
.xpcard .xplogo img{max-height:58px;max-width:72%;width:auto;object-fit:contain;}
.xpcard .xpcat{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);}
.xpcard .xpname{margin-top:9px;font-size:20px;font-weight:600;letter-spacing:-.02em;}
.xpcard .xptext{margin-top:13px;color:var(--ink2);font-size:15px;line-height:1.72;flex:1;}
.xpcard .xplink{margin-top:22px;font-family:var(--mono);font-size:13px;color:var(--ink);
  display:inline-flex;align-items:center;gap:8px;transition:gap .18s;}
.xpcard:hover .xplink{gap:13px;}

.contact-grid{display:grid;grid-template-columns:1fr;gap:13px;margin-top:38px;}
@media(min-width:768px){.contact-grid{grid-template-columns:repeat(3,1fr);}}
a.contact{border:1px solid var(--line);border-radius:14px;background:var(--card);padding:24px;transition:border-color .18s,transform .18s;}
a.contact:hover{border-color:rgba(17,17,17,.42);transform:translateY(-2px);}
.contact .cl{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);}
.contact .cv{margin-top:10px;font-size:19px;font-weight:600;letter-spacing:-.01em;}
.contact .cs{margin-top:6px;font-size:14px;color:var(--ink2);}

footer.ft{border-top:1px solid var(--line);background:var(--sand);padding:40px 0;}
.ft-bar{display:flex;flex-wrap:wrap;gap:10px 16px;align-items:center;justify-content:space-between;font-family:var(--mono);font-size:12px;color:var(--muted);}
.ft-bar a{color:var(--ink2);}
.ft-bar a:hover{color:var(--ink);}

/* ================= Referenz-Unterseiten ================= */
.crumbs{font-family:var(--mono);font-size:12px;letter-spacing:.04em;color:var(--muted);
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.crumbs a{color:var(--ink2);}
.crumbs a:hover{color:var(--ink);}
.crumbs .sep{opacity:.5;}

.ref-hero{padding:52px 0 8px;}
@media(min-width:768px){.ref-hero{padding:64px 0 8px;}}
.ref-grid{display:grid;grid-template-columns:1fr;gap:40px;margin-top:36px;}
@media(min-width:900px){.ref-grid{grid-template-columns:1.15fr .85fr;gap:64px;align-items:start;}}
.ref-cat{font-family:var(--mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);}
.ref-hero h1{margin:16px 0 0;font-size:38px;}
@media(min-width:768px){.ref-hero h1{font-size:52px;}}
.ref-lead{margin-top:22px;color:var(--ink2);font-size:18px;line-height:1.72;max-width:56ch;}
.ref-body p{margin-top:18px;color:var(--ink2);font-size:16.5px;line-height:1.75;max-width:60ch;}
.ref-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}

.ref-logocard{border:1px solid var(--line);border-radius:18px;background:var(--card);
  padding:44px 34px;display:flex;align-items:center;justify-content:center;min-height:220px;}
.ref-logocard img{max-height:170px;max-width:100%;width:auto;object-fit:contain;}
.ref-facts{margin-top:16px;border:1px solid var(--line);border-radius:16px;background:var(--card);overflow:hidden;}
.ref-facts .row{display:flex;justify-content:space-between;gap:18px;padding:15px 22px;border-top:1px solid var(--line);font-size:14.5px;}
.ref-facts .row:first-child{border-top:none;}
.ref-facts .row .k{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);}
.ref-facts .row .v{color:var(--ink);font-weight:500;text-align:right;}
.ref-facts .row .v a:hover{color:var(--ink2);text-decoration:underline;}

.backlink{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:13px;color:var(--ink2);}
.backlink:hover{color:var(--ink);}

.morebar{border-top:1px solid var(--line);background:var(--sand);padding:34px 0;}
.morebar-in{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;}
.morebar .t{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);}