/* IBM Plex Sans, selbst gehostet. Latin-Subset, nur die drei benoetigten
   Schnitte. font-display:swap -> Text ist sofort lesbar, die Schrift tauscht
   sich nach. */
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400;
  font-display:swap;src:url(fonts/ibm-plex-sans-400.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:600;
  font-display:swap;src:url(fonts/ibm-plex-sans-600.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:700;
  font-display:swap;src:url(fonts/ibm-plex-sans-700.woff2) format("woff2")}

:root{
  /* Beton */
  --c1:#f5f5f3; --c2:#e9e9e5; --c3:#d5d5cf; --c4:#b0b0a8; --c5:#7d7d75;
  --ink:#1b1c1a; --ink-2:#3a3c39; --muted:#63655f;
  --dark:#232522; --dark-2:#2e302c;
  --line:#d2d2cb; --line-d:#3d403b;
  --wrap:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--c1);color:var(--ink);
  font-family:"IBM Plex Sans","Segoe UI",Roboto,-apple-system,system-ui,Arial,sans-serif;
  font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased}
/* <picture> ist nur eine Huelle fuer die Bildauswahl. display:contents nimmt
   sie aus dem Layout, damit jede Regel weiter direkt auf das img wirkt —
   sonst waere im Laufband das picture das Flex-Element und nicht das Bild. */
picture{display:contents}
img{max-width:100%;display:block}
a{color:inherit}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 26px}
h1,h2,h3{letter-spacing:-.022em;font-weight:600;margin:0}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* ---------- Kopf ---------- */
.top.klar .logo .mark,.top.klar nav.main a{text-shadow:0 1px 8px rgba(245,245,243,.85)}
.top{position:sticky;top:0;z-index:50;background:var(--c1);
  border-bottom:1px solid var(--line);
  transition:background-color .35s ease,border-color .35s ease,backdrop-filter .35s ease}
/* Beim Scrollen wird das Band durchscheinend. Der Weichzeichner haelt die
   Navigation auch ueber Bildern lesbar. */
.top.klar{background:rgba(245,245,243,.46);border-bottom-color:rgba(210,210,203,.3);
  -webkit-backdrop-filter:blur(20px) saturate(1.2);backdrop-filter:blur(20px) saturate(1.2)}
@supports not ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))){
  .top.klar{background:rgba(245,245,243,.86)}
}
.top-in{max-width:var(--wrap);margin:0 auto;padding:0 26px;display:flex;align-items:center;
  justify-content:space-between;gap:22px;min-height:70px}
.logo{text-decoration:none;display:flex;align-items:baseline;gap:7px}
.logo .mark{font-size:27px;font-weight:600;letter-spacing:-.03em;color:var(--ink)}
.logo .mark i{font-style:normal;color:var(--c5)}
.logo .form{font-size:10.5px;font-weight:600;letter-spacing:.16em;color:var(--c5);
  text-transform:uppercase;padding-bottom:3px}
nav.main{display:flex;gap:2px;font-size:15px}
nav.main a{text-decoration:none;color:var(--ink-2);padding:9px 13px}
nav.main a:hover{background:var(--c2);color:var(--ink)}
.top-cta{font-size:15px;font-weight:600;color:#fff;background:var(--ink);text-decoration:none;
  white-space:nowrap;padding:11px 18px}
.top-cta:hover{background:var(--c5)}
.burger{display:none;background:var(--c2);border:1px solid var(--line);color:var(--ink);
  padding:9px 13px;font-size:15px;cursor:pointer;font-family:inherit}

/* ---------- Hero ---------- */
.hero{background:var(--c2);border-bottom:1px solid var(--line)}
.hero-in{padding-top:66px}
.hero-in{max-width:var(--wrap);margin:0 auto;padding:78px 26px 62px}
.kicker{display:inline-block;font-size:12px;letter-spacing:.17em;text-transform:uppercase;
  font-weight:600;color:var(--c5);border-left:3px solid var(--c4);padding-left:11px;
  margin-bottom:26px}
.hero h1{font-size:clamp(31px,4.5vw,52px);line-height:1.09;margin-bottom:24px;max-width:16em}
.hero p.lead{font-size:19px;color:var(--ink-2);margin:0 0 34px;max-width:44em}
.btn{display:inline-block;background:var(--ink);color:#fff;text-decoration:none;font-weight:600;
  padding:15px 28px;font-size:16px;border:1px solid var(--ink)}
.btn:hover{background:var(--c5);border-color:var(--c5)}
.btn.line{background:transparent;color:var(--ink);border-color:var(--c4);margin-left:9px}
.btn.line:hover{background:var(--c3);color:var(--ink)}

/* Laufband */
.strip{overflow:hidden;background:var(--c3);border-bottom:1px solid var(--line);
  position:relative}
.strip .track{display:flex;width:max-content;animation:marquee 78s linear infinite}
.strip img{height:300px;width:auto;flex:none;border-right:2px solid var(--c2)}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.strip:hover .track{animation-play-state:paused}
.strip:before,.strip:after{content:"";position:absolute;top:0;bottom:0;width:70px;z-index:2;
  pointer-events:none}
.strip:before{left:0;background:linear-gradient(90deg,rgba(245,245,243,.9),rgba(245,245,243,0))}
.strip:after{right:0;background:linear-gradient(270deg,rgba(245,245,243,.9),rgba(245,245,243,0))}

/* Zahlenband */
.band{background:var(--dark);color:#fff}
.band-in{max-width:var(--wrap);margin:0 auto;padding:0 26px;display:grid;
  grid-template-columns:repeat(4,1fr)}
.band .cell{padding:26px 24px 26px 0;border-right:1px solid var(--line-d)}
.band .cell:last-child{border-right:0}
.band b{display:block;font-size:25px;font-weight:600;letter-spacing:-.02em}
.band span{font-size:13.5px;color:#a9aca6}

/* ---------- Abschnitte ---------- */
section{padding:86px 0}
.head{max-width:44em;margin-bottom:52px}
.head h2{font-size:clamp(26px,3.1vw,38px);line-height:1.16;margin-bottom:14px}
.head p{color:var(--muted);font-size:18px;margin:0}

/* ---------- Leistungen: Zeilen ---------- */
.row{display:grid;grid-template-columns:.9fr 1.1fr;gap:0;border-top:1px solid var(--line)}
.row:last-child{border-bottom:1px solid var(--line)}
.row .pic{overflow:hidden;background:var(--c3);aspect-ratio:4/3}
.row .pic img{width:100%;height:100%;object-fit:cover}
.row .txt{padding:44px 0 44px 52px}
.row.flip .pic{order:2}
.row.flip .txt{padding:44px 52px 44px 0}
.row .no{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--c4);margin-bottom:12px}
.row h3{font-size:23px;margin-bottom:12px}
.row p{color:var(--muted);margin:0 0 22px;font-size:16.5px;max-width:38em}
.row ul{list-style:none;padding:0;margin:0;column-count:2;column-gap:34px;font-size:15.5px;
  color:var(--ink-2)}
.row li{padding:5px 0 5px 17px;position:relative;break-inside:avoid}
.row li:before{content:"";position:absolute;left:0;top:14px;width:8px;height:1px;
  background:var(--c4)}
.row .go{display:inline-block;margin-top:24px;font-size:15px;font-weight:600;
  border-bottom:2px solid var(--c4);text-decoration:none;padding-bottom:2px}
.row .go:hover{border-color:var(--ink)}

/* ---------- Warum ---------- */
.why{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.why .item{padding:34px 34px 8px 0;border-right:1px solid var(--line)}
.why .item:last-child{border-right:0;padding-right:0}
.why .item:first-child{padding-left:0}
.why .n{font-size:12px;letter-spacing:.16em;font-weight:700;color:var(--c4);margin-bottom:14px}
.why h3{font-size:20px;margin-bottom:10px}
.why p{color:var(--muted);margin:0;font-size:16px}

/* ---------- Dunkler Block ---------- */
.dark{background:var(--dark);color:#e8e9e5}
.dark .head h2{color:#fff}
.dark .head p{color:#a9aca6}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.duo .pic{aspect-ratio:4/3.2;overflow:hidden;background:#000}
.duo .pic img{width:100%;height:100%;object-fit:cover}
.duo h2{font-size:clamp(25px,2.9vw,34px);color:#fff;margin-bottom:16px}
.duo p{color:#b6b9b3;margin:0;font-size:17px}
.duo ul{list-style:none;padding:0;margin:26px 0 0}
.duo li{padding:12px 0 12px 20px;border-top:1px solid var(--line-d);position:relative;
  font-size:16px;color:#dcdedb}
.duo li:before{content:"";position:absolute;left:0;top:21px;width:9px;height:1px;background:var(--c5)}

/* ---------- Referenzen ---------- */
.refs{display:grid;grid-template-columns:repeat(2,1fr);gap:44px 40px}
.ref .pic{aspect-ratio:16/10;overflow:hidden;background:var(--c3);margin-bottom:18px}
.ref .pic img{width:100%;height:100%;object-fit:cover}
.ref .who{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--c5);
  font-weight:700;margin-bottom:8px}
.ref h3{font-size:20px;margin-bottom:9px}
.ref p{margin:0;color:var(--muted);font-size:16px}
.ref .meta{margin-top:15px;padding-top:13px;border-top:1px solid var(--line);font-size:13.5px;
  color:var(--c5);display:flex;gap:20px;flex-wrap:wrap}
.note{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);
  font-size:15px;max-width:62em}

/* ---------- Service ---------- */
.svc{display:grid;grid-template-columns:1.35fr .65fr;gap:52px;align-items:start;
  background:var(--c2);padding:46px 48px;border-left:4px solid var(--c4)}
.svc h2{font-size:27px;margin-bottom:14px}
.svc p{margin:0 0 14px;color:var(--ink-2);font-size:16.5px}
.svc p:last-child{margin-bottom:0}
.svc .call{border-left:1px solid var(--line);padding-left:36px}
.svc .call a{font-size:26px;font-weight:600;text-decoration:none;display:block;
  letter-spacing:-.02em}
.svc .call span{font-size:14px;color:var(--muted);display:block;margin-top:6px}

/* ---------- Kontakt ---------- */
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:58px}
.contact dl{margin:0}
.contact dt{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--c5);
  margin-top:24px;font-weight:700}
.contact dd{margin:4px 0 0;font-size:18px}
.contact dd a{text-decoration:none;border-bottom:2px solid var(--c4)}
form label{display:block;font-size:14px;font-weight:600;margin:16px 0 6px}
form input,form select,form textarea{width:100%;padding:13px;border:1px solid var(--c4);
  font:inherit;font-size:16px;background:#fff;border-radius:0}
form textarea{min-height:132px;resize:vertical}
form input:focus,form select:focus,form textarea:focus{outline:2px solid var(--ink);
  outline-offset:-2px}
.hint{font-size:13.5px;color:var(--muted);margin-top:14px}

/* ---------- Fuß ---------- */
footer{background:var(--dark);color:#a9aca6;padding:60px 0 32px;font-size:15px}
.f-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:46px;padding-bottom:36px;
  border-bottom:1px solid var(--line-d)}
footer .logo .mark{color:#fff}
footer .logo .mark i{color:var(--c4)}
footer h4{color:#fff;font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  margin:0 0 15px;font-weight:700}
footer a{color:#a9aca6;text-decoration:none}
footer a:hover{color:#fff}
footer ul{list-style:none;padding:0;margin:0}
footer li{padding:4px 0}
.legal{padding-top:24px;font-size:13.5px;line-height:1.85;color:#8e918b}
.legal strong{color:#c7c9c4;font-weight:600}
.hist{margin-top:15px;padding-top:15px;border-top:1px solid var(--line-d);color:#7a7d78;
  font-size:13px}

@media(max-width:960px){
  .row,.row.flip,.why,.duo,.refs,.contact,.svc,.f-grid{grid-template-columns:1fr}
  .band-in{grid-template-columns:1fr 1fr}
  .band .cell{border-right:0;border-bottom:1px solid var(--line-d);padding:20px 0}
  .hero-in{padding:44px 26px 40px}
  .strip img{height:172px}
  .btn{display:block;text-align:center}
  .btn.line{margin:10px 0 0}
  .row .pic{order:-1;aspect-ratio:16/10}
  .row .txt,.row.flip .txt{padding:30px 0 42px}
  .row.flip .pic{order:-1}
  .row ul{column-count:1}
  .why .item{border-right:0;border-bottom:1px solid var(--line);padding:28px 0}
  .why .item:last-child{border-bottom:0}
  .svc{padding:32px 26px}
  .svc .call{border-left:0;border-top:1px solid var(--line);padding:26px 0 0}
  section{padding:56px 0}
  nav.main{display:none}
  .burger{display:block}
  nav.main.open{display:flex;position:absolute;top:70px;left:0;right:0;background:var(--c1);
    flex-direction:column;padding:14px 26px 20px;border-bottom:1px solid var(--line)}
  nav.main.open a{padding:12px 0;border-bottom:1px solid var(--line)}
  .top-cta{padding:10px 13px;font-size:14px}
  .duo .pic{order:-1}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;scroll-behavior:auto}
  .strip .track{animation:none}
}

/* ---------- Unterseiten ---------- */
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:12px 18px;
  z-index:100}
.skip:focus{left:0}
.page{padding:64px 0 86px;background:var(--c1)}
.page .head{margin-bottom:40px;max-width:40em}
.page h1{font-size:clamp(28px,3.6vw,42px);line-height:1.14;margin:0 0 14px}
.page .head p{color:var(--muted);font-size:18px;margin:0}
.doc{max-width:52em}
.doc h2{font-size:22px;margin:44px 0 12px;padding-top:22px;border-top:1px solid var(--line)}
.doc h2:first-child{margin-top:0;padding-top:0;border-top:0}
.doc h3{font-size:19px;margin:0 0 8px}
.doc p{margin:0 0 14px;color:var(--ink-2)}
.doc ul{margin:0 0 16px;padding-left:20px;color:var(--ink-2)}
.doc li{padding:3px 0}
.doc a{text-decoration:none;border-bottom:1px solid var(--c4)}
.doc a:hover{border-color:var(--ink)}
.doc .stand{margin-top:38px;padding-top:18px;border-top:1px solid var(--line);
  color:var(--c5);font-size:14px}
.facts{display:grid;grid-template-columns:minmax(150px,auto) 1fr;gap:0 26px;margin:0 0 8px}
.facts dt{font-size:13px;letter-spacing:.09em;text-transform:uppercase;color:var(--c5);
  font-weight:700;padding:9px 0;border-top:1px solid var(--line)}
.facts dd{margin:0;padding:9px 0;border-top:1px solid var(--line)}
.facts dt:first-child,.facts dt:first-child + dd{border-top:0}

/* Zeitleiste */
.tl{margin:8px 0 10px;border-left:2px solid var(--c4);padding-left:26px}
.tl-item{padding:0 0 26px}
.tl-item:last-child{padding-bottom:6px}
.tl-y{font-size:12px;letter-spacing:.14em;font-weight:700;color:var(--c5);margin-bottom:6px}
.tl-item.now .tl-y{color:var(--ink)}
.tl-item h3{margin-bottom:6px}
.tl-item p{margin:0;color:var(--muted)}

.cta-box{margin-top:44px;background:var(--c2);border-left:4px solid var(--c4);padding:30px 34px;
  display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center}
.cta-box h3{margin-bottom:6px}
.cta-box p{margin:0;color:var(--muted)}

/* Fehlerseite */
.err{text-align:center;padding:96px 0 110px}
.err .code{font-size:64px;font-weight:600;letter-spacing:-.04em;color:var(--c4);
  line-height:1;margin-bottom:14px}
.err h1{margin-bottom:12px}
.err p{color:var(--muted);max-width:34em;margin:0 auto 28px}

@media(max-width:960px){
  .facts{grid-template-columns:1fr;gap:0}
  .facts dt{padding-bottom:0;border-top:1px solid var(--line)}
  .facts dd{padding-top:2px;border-top:0}
  .facts dt:first-child + dd{border-top:0}
  .cta-box{grid-template-columns:1fr;padding:26px}
  .page{padding:44px 0 60px}
}

/* Formular */
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.req{color:var(--c5)}
.formhinweis{background:var(--c3);border-left:4px solid var(--ink);padding:14px 18px;
  margin:0 0 20px;font-size:15.5px}

/* ---------- Leistungsseiten ---------- */
.sub{background:var(--c2);border-bottom:1px solid var(--line);padding:60px 0 56px}
.sub .wrap{max-width:var(--wrap)}
.sub .kicker{margin-bottom:20px}
.sub h1{font-size:clamp(29px,3.9vw,46px);line-height:1.1;margin:0 0 18px;max-width:17em}
.sub .lead{font-size:19px;color:var(--ink-2);margin:0 0 30px;max-width:44em}
.crumb{font-size:13.5px;color:var(--c5);margin:0 0 22px}
.crumb a{text-decoration:none;border-bottom:1px solid var(--c4)}
/* Kopfbild der Unterseiten.
   Kein object-fit:cover mehr — das Bild wird nicht beschnitten, sondern nur
   verkleinert: so gross wie moeglich, aber nie breiter als das Textraster und
   nie hoeher als der Deckel. Der passende Ausschnitt steckt schon in der Datei
   (img/kopf-*.jpg, alle im Verhaeltnis 2,1), deshalb muss der Browser nichts
   mehr wegschneiden. */
.subpic{max-width:var(--wrap);margin:0 auto;padding:0 26px}
.subpic img{display:block;width:100%;max-width:800px;height:auto}

.two{display:grid;grid-template-columns:1fr 1fr;gap:44px}
.two h2{font-size:24px;margin-bottom:12px}
.two p{color:var(--muted);margin:0 0 14px}
.blk{border-top:1px solid var(--line);padding-top:26px}
.blk h3{font-size:19px;margin-bottom:8px}
.blk p{color:var(--muted);margin:0 0 12px;font-size:16px}
.blk ul{list-style:none;padding:0;margin:0;font-size:15.5px;color:var(--ink-2)}
.blk li{padding:6px 0 6px 17px;position:relative}
.blk li:before{content:"";position:absolute;left:0;top:15px;width:8px;height:1px;background:var(--c4)}

.steps{counter-reset:st;display:grid;grid-template-columns:repeat(2,1fr);gap:0 44px}
.steps .st{counter-increment:st;padding:24px 0;border-top:1px solid var(--line);
  display:grid;grid-template-columns:44px 1fr;gap:16px}
.steps .st:before{content:counter(st,decimal-leading-zero);font-size:13px;font-weight:700;
  color:var(--c4);letter-spacing:.1em;padding-top:4px}
.steps h3{font-size:18px;margin-bottom:6px}
.steps p{margin:0;color:var(--muted);font-size:15.5px}

.nope{background:var(--c2);border-left:4px solid var(--c4);padding:28px 32px;margin-top:46px}
.nope h3{margin-bottom:10px}
.nope p{margin:0;color:var(--ink-2)}
.nope ul{margin:12px 0 0;padding-left:20px;color:var(--ink-2);font-size:16px}
.nope li{padding:3px 0}

.mini{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.mini .m .pic{aspect-ratio:4/3;overflow:hidden;background:var(--c3);margin-bottom:14px}
.mini .m .pic img{width:100%;height:100%;object-fit:cover}
.mini .m .who{font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:var(--c5);
  font-weight:700;margin-bottom:6px}
.mini .m h3{font-size:17.5px;margin-bottom:6px}
.mini .m p{margin:0;color:var(--muted);font-size:15.5px}

.marks{display:flex;flex-wrap:wrap;gap:10px;margin-top:8px}
.marks span{border:1px solid var(--c4);padding:7px 14px;font-size:14.5px;color:var(--ink-2);
  background:#fff}

@media(max-width:960px){
  .two,.steps,.mini{grid-template-columns:1fr;gap:26px}
  .steps{gap:0}
  .sub{padding:40px 0 40px}
  .nope{padding:24px 22px}
}
.klein{font-size:14px;color:var(--c5)}

/* ---------- Einblendungen (nur mit JavaScript aktiv) ---------- */
.anim .auf{opacity:0;transform:translateY(34px);
  transition:opacity .8s cubic-bezier(.22,.61,.36,1),transform .8s cubic-bezier(.22,.61,.36,1)}
.anim .auf.drin{opacity:1;transform:none}
.anim .auf.von-oben{transform:translateY(-34px)}
.anim .row .pic.auf.von-oben{transform:translateY(-34px) scale(1.03)}
.anim .row .pic.auf{transform:translateY(34px) scale(1.03)}
.anim .row .pic.auf.drin{transform:none}
@media(prefers-reduced-motion:reduce){
  .anim .auf{opacity:1!important;transform:none!important;transition:none}
}

/* Beim Drucken und Speichern als PDF sind alle Inhalte sichtbar. */
@media print{
  .anim .auf{opacity:1!important;transform:none!important}
  .top,.strip,.vpbar{position:static}
  .strip .track{animation:none}
  a[href^="http"]:after{content:" (" attr(href) ")";font-size:11px;color:#555}
}