/* Selbst gehostete Fonts (DSGVO – kein Google-CDN) */
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('assets/fonts/ibmplexmono-400-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('assets/fonts/ibmplexmono-500-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:600;font-display:swap;src:url('assets/fonts/ibmplexmono-600-normal.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:300 800;font-display:swap;src:url('assets/fonts/inter-300_800-normal.woff2') format('woff2')}

/* ============================================================
   DTEXPAND — Shared Stylesheet
   Designrichtung A · "Blueprint"
   Tiefes Marineblau · Signalblau · technisches Off-White
   Inter (Text) + IBM Plex Mono (Labels/Zahlen)
   ============================================================ */
:root{
  --ink:#0f2033;          /* Marineblau, primär */
  --ink-2:#12233a;
  --ink-soft:#3a4a5c;     /* Fließtext auf hell */
  --ink-mute:#556579;     /* sekundär – abgedunkelt für AA-Kontrast (≈5,3:1 auf paper-2) */
  --signal:#2f6df0;       /* Signalblau, Akzent/Fläche (weißer Text darauf) & große Akzente */
  --signal-dark:#1f52c4;  /* Signalblau für kleinen Text/Links auf HELLEM Grund (≈6:1) */
  --signal-lite:#5b8def;  /* Signalblau für kleinen Text auf DUNKLEM Grund (≈5:1) */
  --red:#c6493f;          /* Fehler/Validierung */
  --line:#dde3ea;         /* Trennlinien hell */
  --line-strong:#c4ccd6;
  --paper:#f5f6f4;        /* technisches Off-White */
  --paper-2:#eef0ee;
  --white:#ffffff;
  --blue-fog:#9db4d0;
  --maxw:1200px;
  --pad:clamp(20px,5vw,64px);
  --r:12px;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --sans:'Inter',system-ui,-apple-system,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3{letter-spacing:-.02em;line-height:1.08;font-weight:700}
section{position:relative}

/* --- reusable --- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--pad)}
.label{
  font-family:var(--mono);font-size:12px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--signal-dark);
  display:inline-flex;align-items:center;gap:10px;
}
.label::before{content:"";width:22px;height:1px;background:var(--signal-dark);display:inline-block}
.eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-mute)}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;font-weight:600;font-family:var(--sans);
  padding:14px 22px;border-radius:8px;cursor:pointer;border:0;
  transition:transform .18s ease,background .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--signal);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--line-strong)}
.btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--ink);transform:translateY(-2px)}
.btn-signal{background:var(--signal);color:#fff}
.btn-signal:hover{background:var(--signal-dark);transform:translateY(-2px)}
.arrow{transition:transform .18s ease}
.btn:hover .arrow{transform:translateX(3px)}

/* ============================================================ NAV */
header.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
  border-bottom:1px solid transparent;
}
header.nav.scrolled,header.nav.solid{
  background:rgba(245,246,244,.85);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:16px var(--pad);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:19px;letter-spacing:-.01em}
.brand .mark{
  width:30px;height:30px;border-radius:7px;background:var(--ink);
  display:grid;place-items:center;flex-shrink:0;position:relative;
}
.brand .mark::before,.brand .mark::after{content:"";position:absolute;background:var(--signal)}
.brand .mark::before{width:13px;height:2px}
.brand .mark::after{width:2px;height:13px}
.brand small{font-family:var(--mono);font-size:10px;letter-spacing:.12em;color:var(--ink-mute);display:block;font-weight:500;margin-top:-3px}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--ink-soft);transition:color .15s;position:relative}
.nav-links a:hover{color:var(--ink)}
.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{content:"";position:absolute;left:0;bottom:-6px;width:100%;height:2px;background:var(--signal)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;padding:0}
.nav-toggle span{width:22px;height:2px;background:var(--ink);transition:.25s}

/* ============================================================ HERO (Startseite) */
.hero{padding:150px 0 70px;position:relative;overflow:hidden}
.hero-grid-bg{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
/* Ebene 1: maskiertes, driftendes Blueprint-Raster */
.hero-grid-bg::before{
  content:"";position:absolute;inset:-56px;
  background-image:
    linear-gradient(var(--line-strong) 1px,transparent 1px),
    linear-gradient(90deg,var(--line-strong) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(135% 100% at 78% -8%,#000 0%,#000 22%,transparent 80%);
  mask-image:radial-gradient(135% 100% at 78% -8%,#000 0%,#000 22%,transparent 80%);
  animation:grid-drift 40s linear infinite;
  will-change:transform;
  transform:translateZ(0);
  backface-visibility:hidden;
}
/* Ebene 2: animiertes Netzwerk (Variante 5) – Canvas wird per JS eingefügt */
.hero-grid-bg canvas.net{position:absolute;inset:0;width:100%;height:100%}
.hero .wrap{position:relative;z-index:1}
.hero h1{
  font-size:clamp(42px,7vw,88px);font-weight:700;margin:26px 0 24px;
  letter-spacing:-.03em;max-width:14ch;
}
.hero h1 .accent{color:var(--signal)}
.hero p.lead{font-size:clamp(17px,2.2vw,21px);color:var(--ink-soft);max-width:52ch;margin-bottom:36px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note{font-family:var(--mono);font-size:12px;color:var(--ink-mute);margin-left:4px}

/* stat strip */
.stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:72px;
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--white);
}
.stat{padding:28px 26px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat .num{font-size:clamp(30px,4vw,42px);font-weight:700;letter-spacing:-.03em;color:var(--ink)}
.stat .num .plus{color:var(--signal)}
.stat .cap{font-family:var(--mono);font-size:11.5px;letter-spacing:.05em;color:var(--ink-mute);margin-top:6px;text-transform:uppercase}
.stat .sub{font-size:13px;color:var(--ink-soft);margin-top:8px}

/* ============================================================ SUBPAGE HERO */
.subhero{padding:140px 0 60px;position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.subhero .hero-grid-bg::before{opacity:.7}
.subhero .wrap{position:relative;z-index:1}
.breadcrumb{font-family:var(--mono);font-size:12px;color:var(--ink-mute);margin-bottom:24px;letter-spacing:.04em}
.breadcrumb a:hover{color:var(--signal-dark)}
.breadcrumb .sep{margin:0 8px;color:var(--line-strong)}
.subhero h1{font-size:clamp(36px,6vw,66px);letter-spacing:-.03em;margin:16px 0 20px;max-width:18ch}
.subhero h1 .accent{color:var(--signal)}
.subhero p.lead{font-size:clamp(16px,2vw,20px);color:var(--ink-soft);max-width:56ch}

/* ============================================================ generic section */
.sec{padding:clamp(70px,11vw,120px) 0}
.sec-sm{padding:clamp(48px,7vw,80px) 0}
.sec-head{max-width:64ch;margin-bottom:56px}
.sec-head h2{font-size:clamp(30px,4.5vw,52px);margin:18px 0 20px}
.sec-head p{font-size:clamp(16px,1.8vw,19px);color:var(--ink-soft)}

/* ============================================================ GAP / IDEE (dunkel) */
.gap{background:var(--ink);color:#eaf0f7}
.gap .label{color:var(--blue-fog)}
.gap .label::before{background:var(--blue-fog)}
.gap h2{font-size:clamp(30px,4.5vw,52px);color:#fff;max-width:20ch;margin:18px 0 22px}
.gap p.lead{font-size:clamp(16px,1.9vw,19px);color:#aebfd2;max-width:56ch}
.gap-cols{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:56px}
.gap-card{border:1px solid #24384f;border-radius:var(--r);padding:30px;background:rgba(255,255,255,.02)}
.gap-card .t{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--blue-fog);margin-bottom:14px}
.gap-card h3{font-size:22px;color:#fff;margin-bottom:10px}
.gap-card p{color:#aebfd2;font-size:15px}
.gap-card.now{border-color:var(--signal);background:rgba(47,109,240,.08)}
.gap-card.now .t{color:var(--signal-lite)}

/* ============================================================ LEISTUNGEN grid (Startseite) */
.services{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.service{background:var(--paper);padding:40px 34px;transition:background .2s ease;position:relative}
.service:hover{background:var(--white)}
.service .no{font-family:var(--mono);font-size:13px;color:var(--signal-dark);letter-spacing:.1em;font-weight:600}
.service h3{font-size:23px;margin:18px 0 12px}
.service p{color:var(--ink-soft);font-size:15px;margin-bottom:20px}
.service ul{list-style:none;display:flex;flex-wrap:wrap;gap:8px}
.service li{font-family:var(--mono);font-size:11.5px;color:var(--ink-mute);border:1px solid var(--line-strong);border-radius:20px;padding:5px 11px}

/* ============================================================ SERVICE DETAIL (Leistungen-Seite) */
.svc-detail{border-top:1px solid var(--line);padding:clamp(48px,7vw,84px) 0}
.svc-detail:first-of-type{border-top:0}
.svc-detail .grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.svc-detail .no-lg{font-family:var(--mono);font-size:clamp(48px,8vw,86px);font-weight:600;color:var(--line-strong);line-height:1;letter-spacing:-.02em}
.svc-detail h2{font-size:clamp(26px,3.5vw,40px);margin:14px 0 0}
.svc-detail .tag{font-family:var(--mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--signal-dark)}
.svc-detail p{color:var(--ink-soft);font-size:16px;margin-bottom:22px;max-width:52ch}
.svc-list{list-style:none;display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.svc-list li{background:var(--white);padding:18px 22px;display:flex;gap:14px;align-items:flex-start;font-size:15px}
.svc-list li .k{font-family:var(--mono);font-size:12px;color:var(--signal-dark);padding-top:3px;flex-shrink:0}
.svc-list li b{font-weight:600;color:var(--ink)}
.svc-list li span.d{color:var(--ink-soft)}

/* ============================================================ POSITIONIERUNG */
.pos{background:var(--paper-2)}
.pos-chain{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:44px}
.pos-node{
  font-family:var(--mono);font-size:14px;letter-spacing:.04em;
  background:var(--white);border:1px solid var(--line-strong);border-radius:8px;
  padding:14px 20px;font-weight:500;color:var(--ink);position:relative
}
/* Hover-/Tap-Fenster (Blur-in) an den Positionierungs-Punkten */
.pos-node[data-tip]{cursor:pointer;transition:border-color .18s ease,box-shadow .26s ease;-webkit-tap-highlight-color:transparent}
.pos-node[data-tip]:hover,.pos-node.open{border-color:var(--signal)}
.pos-node.open{box-shadow:0 0 0 4px rgba(47,109,240,.14)}
.pos-tip{
  position:absolute;left:50%;bottom:calc(100% + 12px);
  transform:translateX(calc(-50% + var(--shift,0px))) translateY(4px);
  width:236px;max-width:74vw;background:var(--ink);color:#eaf0f7;border-radius:9px;padding:12px 14px;z-index:50;
  box-shadow:0 16px 34px -14px rgba(15,32,51,.55);text-align:left;
  opacity:0;visibility:hidden;pointer-events:none;filter:blur(7px);
  transition:opacity .26s ease,filter .26s ease,transform .26s ease,visibility .26s;
}
.pos-tip::after{content:"";position:absolute;top:100%;left:calc(50% - var(--shift,0px));transform:translateX(-50%);
  border:6px solid transparent;border-top-color:var(--ink)}
.pos-tip .k{font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-fog);display:block;margin-bottom:5px}
.pos-tip .t{font-family:var(--sans);font-size:12.5px;line-height:1.5;color:#eaf0f7}
.pos-node.open .pos-tip{opacity:1;visibility:visible;filter:blur(0);
  transform:translateX(calc(-50% + var(--shift,0px))) translateY(0)}
@media(prefers-reduced-motion:reduce){.pos-tip{transition:opacity .01s,visibility .01s;filter:none}}
.pos-x{color:var(--signal-dark);font-family:var(--mono);font-size:18px;font-weight:600}

/* ============================================================ ZIELGRUPPE */
.audience{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.aud-card{border:1px solid var(--line);border-radius:var(--r);padding:32px 28px;background:var(--white)}
.aud-card .h{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:20px}
.aud-card h3{font-size:20px}
.aud-card .no{font-family:var(--mono);font-size:12px;color:var(--signal-dark)}
.aud-card ul{list-style:none}
.aud-card li{font-size:14.5px;color:var(--ink-soft);padding:9px 0;border-bottom:1px dashed var(--line);display:flex;gap:10px;align-items:center}
.aud-card li:last-child{border-bottom:0}
.aud-card li::before{content:"—";color:var(--signal-dark);font-family:var(--mono)}

/* ============================================================ REFERENZ (dunkel) */
.ref{background:var(--ink);color:#eaf0f7}
.ref .label{color:var(--blue-fog)}.ref .label::before{background:var(--blue-fog)}
.ref-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;margin-top:16px}
.ref h2{font-size:clamp(28px,4vw,46px);color:#fff;margin:18px 0 20px}
.ref p{color:#aebfd2;font-size:16px;margin-bottom:16px;max-width:48ch}
.ref-big{display:flex;align-items:baseline;gap:16px;margin:30px 0 10px}
.ref-big .v{font-size:clamp(56px,9vw,96px);font-weight:700;letter-spacing:-.04em;color:#fff;line-height:1}
.ref-big .v .plus{color:var(--signal)}
.ref-big .lbl{font-family:var(--mono);font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-fog);max-width:14ch}
.ref-quali{list-style:none;margin-top:26px}
.ref-quali li{padding:11px 0;border-top:1px solid #24384f;color:#cdd9e6;font-size:14.5px;display:flex;gap:12px;align-items:center}
.ref-quali li::before{content:"↗";color:var(--signal-lite);font-weight:700}
.ref-visual{
  border:1px solid #24384f;border-radius:var(--r);aspect-ratio:4/3;
  background:
    linear-gradient(135deg,rgba(47,109,240,.10),transparent),
    repeating-linear-gradient(0deg,#16283e,#16283e 27px,#193049 27px,#193049 28px);
  display:grid;place-items:center;position:relative;overflow:hidden;
}
.placeholder{
  font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--blue-fog);border:1px dashed #3a5271;padding:12px 18px;border-radius:6px;
  background:rgba(15,32,51,.6)
}
.ref-logo-row{display:flex;align-items:center;gap:10px;margin-top:22px;font-size:13px;color:#8fa3ba;font-family:var(--mono)}
.ref-logo{width:120px;height:40px;border:1px dashed #3a5271;border-radius:6px;display:grid;place-items:center;font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:#93a7c0}

/* ============================================================ ABLAUF */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;margin-top:8px}
.step{background:var(--paper);padding:32px 26px}
.step .n{font-family:var(--mono);font-size:12px;color:var(--signal-dark);letter-spacing:.1em}
.step h3{font-size:18px;margin:16px 0 10px}
.step p{font-size:14px;color:var(--ink-soft)}

/* ============================================================ ÜBER */
.about-inner{display:grid;grid-template-columns:.85fr 1.15fr;gap:56px;align-items:center}
.about-portrait{
  border:1px solid var(--line);border-radius:var(--r);aspect-ratio:4/5;background:var(--white);
  display:grid;place-items:center;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:32px 32px;
}
.about-inner h2{font-size:clamp(28px,4vw,44px);margin:16px 0 20px;max-width:18ch}
.about-inner p{color:var(--ink-soft);font-size:16px;margin-bottom:16px;max-width:52ch}
.about-sign{font-family:var(--mono);font-size:13px;color:var(--ink-mute);margin-top:24px;letter-spacing:.03em}

/* values grid (Über-Seite) */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.value{border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;background:var(--white)}
.value .n{font-family:var(--mono);font-size:12px;color:var(--signal-dark)}
.value h3{font-size:19px;margin:14px 0 10px}
.value p{font-size:14.5px;color:var(--ink-soft)}

/* ============================================================ CTA */
.cta{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.cta .hero-grid-bg::before{opacity:.4}
.cta-inner{position:relative;z-index:1;text-align:center;max-width:40ch;margin:0 auto}
.cta .label{color:var(--blue-fog);justify-content:center}.cta .label::before{background:var(--blue-fog)}
.cta h2{font-size:clamp(32px,5vw,58px);margin:22px 0 20px;color:#fff}
.cta p{color:#aebfd2;font-size:18px;margin-bottom:36px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.cta-contact{display:flex;flex-wrap:wrap;gap:28px;justify-content:center;margin-top:44px;font-family:var(--mono);font-size:14px;color:#cdd9e6}
.cta-contact a{display:inline-flex;align-items:center;gap:9px}
.cta-contact a:hover{color:#fff}
.cta-contact .dot{color:var(--signal-lite)}

/* ============================================================ KONTAKT-SEITE */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:56px;align-items:start}
.contact-info .label{margin-bottom:20px}
.contact-info h2{font-size:clamp(26px,3.5vw,40px);margin-bottom:18px;max-width:16ch}
.contact-info p{color:var(--ink-soft);font-size:16px;margin-bottom:30px;max-width:44ch}
.contact-methods{list-style:none;display:grid;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.contact-methods li a,.contact-methods li div{background:var(--white);padding:20px 22px;display:flex;gap:16px;align-items:center;transition:background .18s}
.contact-methods li a:hover{background:var(--paper)}
.contact-methods .ic{width:38px;height:38px;border-radius:8px;background:var(--paper-2);display:grid;place-items:center;flex-shrink:0;color:var(--signal-dark);font-family:var(--mono);font-size:15px;font-weight:600}
.contact-methods .k{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute)}
.contact-methods .v{font-size:15.5px;font-weight:500;color:var(--ink)}

/* form */
.form-card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:clamp(26px,4vw,40px)}
.form-card h3{font-size:22px;margin-bottom:6px}
.form-card .fsub{color:var(--ink-soft);font-size:14.5px;margin-bottom:26px}
.field{margin-bottom:18px}
.field label{display:block;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-mute);margin-bottom:8px}
.field input,.field textarea,.field select{
  width:100%;font-family:var(--sans);font-size:15px;color:var(--ink);
  background:var(--paper);border:1px solid var(--line-strong);border-radius:8px;
  padding:13px 15px;transition:border-color .15s,box-shadow .15s;
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:0;border-color:var(--signal);box-shadow:0 0 0 3px rgba(47,109,240,.14);background:var(--white)
}
.field textarea{min-height:130px;resize:vertical}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-note{font-size:12.5px;color:var(--ink-mute);margin-top:6px;line-height:1.5}
.form-note a{color:var(--signal-dark);text-decoration:underline}
.hp{position:absolute;left:-9999px}

/* ============================================================ PROSE (Impressum/Datenschutz) */
.prose{max-width:76ch}
.prose h2{font-size:clamp(22px,3vw,30px);margin:44px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:18px;margin:28px 0 10px}
.prose p{color:var(--ink-soft);font-size:15.5px;margin-bottom:14px}
.prose a{color:var(--signal-dark);text-decoration:underline;overflow-wrap:anywhere}
.prose ul{margin:0 0 16px 20px;color:var(--ink-soft);font-size:15.5px}
.prose li{margin-bottom:7px}
.prose strong{color:var(--ink);font-weight:600}
.prose .muted{font-size:13px;color:var(--ink-mute);font-family:var(--mono);margin-top:8px}
.legal-box{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:22px 26px;margin:8px 0 20px}
.legal-box p{margin-bottom:4px}

/* ============================================================ FOOTER */
footer.ft{background:var(--paper-2);border-top:1px solid var(--line);padding:64px 0 34px}
.ft-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:48px}
.ft-brand p{color:var(--ink-soft);font-size:14px;max-width:34ch;margin-top:16px}
.ft-col h4{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute);margin-bottom:16px}
.ft-col a{display:block;font-size:14.5px;color:var(--ink-soft);padding:9px 0;transition:color .15s}
.ft-col a:hover{color:var(--signal-dark)}
.ft-bottom{border-top:1px solid var(--line);padding-top:26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
.ft-bottom p,.ft-bottom .imp{font-family:var(--mono);font-size:12px;color:var(--ink-mute);letter-spacing:.02em}
.ft-bottom .imp span{color:var(--ink-soft)}

/* weiteres Unternehmen: bitcoinfinden */
.ft-sister{border-top:1px solid var(--line);padding-top:24px;margin-bottom:28px;display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px}
.ft-sister-label{font-family:var(--mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-mute);width:100%}
.bf-logo{display:inline-flex;align-items:center;gap:12px;padding:10px 16px 10px 11px;border:1px solid var(--line-strong);border-radius:10px;background:var(--white);transition:border-color .18s ease,transform .18s ease,box-shadow .18s ease}
.bf-logo:hover{border-color:#f7931a;transform:translateY(-2px);box-shadow:0 8px 22px -12px rgba(247,147,26,.6)}
.bf-mark{width:30px;height:30px;flex-shrink:0}
.bf-text{font-size:16px;font-weight:700;letter-spacing:-.02em;color:var(--ink);text-transform:lowercase;line-height:1}
.bf-tld{color:var(--ink-mute);font-weight:600}
.bf-desc{font-size:13px;color:var(--ink-soft);padding-left:14px;border-left:1px solid var(--line)}
.bf-desc .bf-arrow{color:#f7931a;font-weight:700;margin-left:6px}
@media(max-width:560px){.bf-desc{border-left:0;padding-left:0;flex-basis:100%}}

/* ============================================================ RESPONSIVE */
@media(max-width:900px){
  .nav-links,.nav-cta .btn{display:none}
  .nav-toggle{display:flex}
  .nav-cta{gap:0}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line)}
  .stat:last-child{border-bottom:0}
  .gap-cols{grid-template-columns:1fr}
  .services{grid-template-columns:1fr}
  .svc-detail .grid{grid-template-columns:1fr;gap:28px}
  .audience{grid-template-columns:1fr}
  .values{grid-template-columns:1fr}
  .ref-inner{grid-template-columns:1fr;gap:36px}
  .process{grid-template-columns:1fr 1fr}
  .about-inner{grid-template-columns:1fr;gap:32px}
  .about-portrait{max-width:340px}
  .contact-grid{grid-template-columns:1fr;gap:40px}
  .ft-top{grid-template-columns:1fr 1fr}
  .ft-brand{grid-column:1/-1}
}
@media(max-width:560px){
  .process{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .ft-top{grid-template-columns:1fr}
  .pos-chain{gap:10px}
  .pos-node{padding:11px 15px;font-size:12.5px}
}
/* mobile menu */
.mobile-menu{
  position:fixed;inset:0;z-index:99;background:var(--paper);
  padding:96px var(--pad) 40px;display:flex;flex-direction:column;gap:6px;
  transform:translateY(-100%);transition:transform .32s cubic-bezier(.4,0,.2,1);
}
.mobile-menu.open{transform:translateY(0)}
.mobile-menu a{font-size:24px;font-weight:600;padding:16px 0;border-bottom:1px solid var(--line)}
.mobile-menu .btn{margin-top:24px;justify-content:center}
body.lock{overflow:hidden}

/* ============================================================ ANIMATIONEN (subtil) */
/* 1 · Blueprint-Raster driftet – Periode = Kachelgröße (56px) => nahtlos */
@keyframes grid-drift{from{transform:translate3d(0,0,0)}to{transform:translate3d(-56px,-56px,0)}}

/* 2 · Sanftes Einblenden beim Scrollen (nur wenn JS aktiv, sonst sofort sichtbar) */
.js-reveal .reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .8s cubic-bezier(.2,.6,.2,1)}
.js-reveal .reveal.in{opacity:1;transform:none}

/* 4 · Dezenter Signal-Puls am Haupt-CTA */
@keyframes cta-pulse{
  0%{box-shadow:0 0 0 0 rgba(47,109,240,.30)}
  70%{box-shadow:0 0 0 9px rgba(47,109,240,0)}
  100%{box-shadow:0 0 0 0 rgba(47,109,240,0)}
}
.nav-cta .btn-primary{animation:cta-pulse 3.4s ease-out 3}
.nav-cta .btn-primary:hover{animation:none}

@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

/* ============================================================ BARRIEREFREIHEIT */
/* Sichtbarer Tastatur-Fokus (nur bei Keyboard-Navigation, nicht bei Maus/Touch) */
a:focus-visible,button:focus-visible,.pos-node:focus-visible,[tabindex]:focus-visible,
summary:focus-visible{outline:2px solid var(--signal);outline-offset:3px;border-radius:6px}
.field input:focus-visible,.field textarea:focus-visible,.field select:focus-visible{outline:none}

/* Skip-Link (per JS eingefügt) */
.skip-link{position:fixed;top:10px;left:10px;z-index:200;background:var(--ink);color:#fff;
  padding:11px 18px;border-radius:8px;font-family:var(--sans);font-size:14px;font-weight:600;
  text-decoration:none;transform:translateY(-160%);transition:transform .2s ease}
.skip-link:focus{transform:translateY(0)}

/* Formular-Validierung: Fehler nicht nur über Farbe (roter Rahmen + Symbol) */
.field input:user-invalid,.field textarea:user-invalid,.field select:user-invalid{
  border-color:var(--red);background:#fdf3f2}
.field input:user-invalid:focus,.field textarea:user-invalid:focus,.field select:user-invalid:focus{
  box-shadow:0 0 0 3px rgba(198,73,63,.16)}
.field:has(:user-invalid) label::after{content:" ⚠";color:var(--red)}

/* Reduzierte Transparenz respektieren (Nav ohne Blur, deckender Grund) */
@media(prefers-reduced-transparency:reduce){
  header.nav.scrolled,header.nav.solid{background:var(--paper);backdrop-filter:none}
}

/* ============================================================ REFERENZ-MEDIEN (Tomeks Trockenbau) */
.ref-visual img.ref-media,.ref-visual video.ref-media{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;z-index:0;border-radius:inherit}
/* Parallax: Bild etwas größer, wird per JS vertikal verschoben */
.ref-visual.parallax img.ref-media{inset:-12% 0;height:124%;will-change:transform}
@media(prefers-reduced-motion:reduce){.ref-visual.parallax img.ref-media{inset:0;height:100%;transform:none!important}}

/* Kundenlogo-Chip (metallisches SVG braucht hellen Grund) */
.tt-logo-chip{display:inline-flex;align-items:center;background:#fff;border-radius:8px;padding:9px 15px;box-shadow:0 2px 12px -5px rgba(0,0,0,.4)}
.tt-logo-chip img{height:32px;width:auto;display:block}

/* Projekt-Galerie */
.ref-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:8px}
.ref-gallery figure{margin:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--white)}
.ref-gallery img{width:100%;height:180px;object-fit:cover;display:block;transition:transform .6s cubic-bezier(.2,.6,.2,1)}
.ref-gallery figure:hover img{transform:scale(1.05)}
.ref-gallery figcaption{padding:11px 14px;font-family:var(--mono);font-size:11.5px;letter-spacing:.03em;color:var(--ink-mute)}
@media(max-width:900px){.ref-gallery{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.ref-gallery{grid-template-columns:1fr}.ref-gallery img{height:210px}}

/* ============================================================ VORHER/NACHHER-SLIDER (Referenz) */
.ba{position:absolute;inset:0;overflow:hidden;--pos:50%;touch-action:none}
.ba img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;-webkit-user-drag:none;user-select:none}
.ba-before{clip-path:inset(0 calc(100% - var(--pos)) 0 0);z-index:1}
.ba-divider{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;background:#fff;transform:translateX(-1px);z-index:2;pointer-events:none;box-shadow:0 0 0 1px rgba(0,0,0,.12)}
.ba-handle{position:absolute;top:50%;left:var(--pos);width:42px;height:42px;border-radius:50%;background:#fff;color:var(--ink);transform:translate(-50%,-50%);z-index:3;display:grid;place-items:center;font-size:15px;font-weight:700;box-shadow:0 3px 14px rgba(0,0,0,.35);pointer-events:none}
.ba-range{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:ew-resize;z-index:4}
.ba-range:focus-visible{opacity:0;outline:none}
.ba:has(.ba-range:focus-visible) .ba-handle{box-shadow:0 0 0 3px var(--signal),0 3px 14px rgba(0,0,0,.35)}
.ba-tag{position:absolute;bottom:12px;z-index:2;font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border-radius:5px;color:#fff;background:rgba(15,32,51,.72);backdrop-filter:blur(3px);pointer-events:none}
.ba-tag-old{left:12px}
.ba-tag-new{right:12px;background:var(--signal)}

/* ============================================================ REFERENZ-STREIFEN (Einblicke) */
.ref-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:44px}
.ref-strip-item{position:relative;border:1px solid #24384f;border-radius:10px;overflow:hidden;aspect-ratio:4/3;background:#16283e}
.ref-strip-item img,.ref-strip-item video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s cubic-bezier(.2,.6,.2,1)}
.ref-strip-item:hover img{transform:scale(1.06)}
.ref-strip-item .cap{position:absolute;left:0;right:0;bottom:0;z-index:1;padding:14px 10px 8px;font-family:var(--mono);font-size:10px;letter-spacing:.04em;color:#dbe6f2;background:linear-gradient(transparent,rgba(9,20,33,.82))}
.ref-strip-item.is-video::after{content:"VIDEO";position:absolute;top:8px;right:9px;z-index:1;font-size:9px;letter-spacing:.08em;color:#fff;background:rgba(15,32,51,.72);border-radius:4px;padding:3px 7px;font-family:var(--mono)}
@media(max-width:900px){
  .ref-strip{grid-auto-flow:column;grid-template-columns:none;grid-auto-columns:64%;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;padding-bottom:6px}
  .ref-strip-item{scroll-snap-align:start}
}