/* Fallstudien (referenz-*.html): gleiche Farbwelt und Schrift wie die Startseite, ohne Intro und Skripte */
@font-face{font-family:"Antonio";src:url(fonts/antonio.woff2) format("woff2");font-weight:100 700;font-display:swap}
@font-face{font-family:"Newsreader";src:url(fonts/newsreader-italic.woff2) format("woff2");font-weight:200 800;font-style:italic;font-display:swap}
@font-face{font-family:"Archivo";src:url(fonts/archivo-wdth.woff2) format("woff2");font-weight:100 900;font-stretch:62.5% 125%;font-display:swap}

:root{
  --grau-hell:#E8E7E3; --weiss:#F6F6F3; --marine:#16233F; --marine-2:#24375F; --marine-tief:#0F1830;
  --nacht:var(--grau-hell); --kalk:var(--marine); --grau:#4F5666; --grau-2:#5F6574;
  --fg-k:22 35 63; --linie:rgb(22 35 63 / .14);
  --knopf:var(--marine); --knopf-text:#F6F6F3; --knopf-hover:var(--marine-2);
  --caps:"Antonio","Arial Narrow",sans-serif; --it:"Newsreader",Georgia,serif;
  --text:"Archivo",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ease:cubic-bezier(.22,1,.36,1); --pad:clamp(20px,4.2vw,72px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:96px}
body{margin:0;background:var(--nacht);color:var(--kalk);font:400 17px/1.65 var(--text);-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
p,h1,h2,h3,figure,dl,dd{margin:0}
:focus-visible{outline:2px solid var(--kalk);outline-offset:4px}
.skip{position:fixed;left:12px;top:-80px;z-index:200;background:var(--kalk);color:var(--nacht);padding:10px 14px;font-weight:600;text-decoration:none}
.skip:focus{top:12px}
.wrap{max-width:1180px;margin:0 auto;padding:0 var(--pad)}

.thema-hell,.thema-weiss{background:var(--nacht);color:var(--kalk)}
.thema-weiss{--nacht:var(--weiss)}
.thema-marine{--nacht:var(--marine);--kalk:#EEF1F6;--grau:#AEB9CC;--grau-2:#93A0B8;--fg-k:238 241 246;--linie:rgb(238 241 246 / .16);--knopf:#EEF1F6;--knopf-text:var(--marine);--knopf-hover:#FFFFFF;background:var(--nacht);color:var(--kalk)}

.caps{font-family:var(--caps);font-weight:700;text-transform:uppercase;letter-spacing:.004em;line-height:1.04}
.it{font-family:var(--it);font-style:italic;font-weight:400;letter-spacing:-.012em;line-height:1.02}
.head .caps,.head .it{display:block}

.btn{display:inline-flex;align-items:center;gap:.7em;min-height:50px;padding:0 1.5em;border:1px solid var(--knopf);border-radius:2px;background:var(--knopf);color:var(--knopf-text);font:600 15px/1 var(--text);text-decoration:none;white-space:nowrap;transition:background-color .2s var(--ease),border-color .2s var(--ease),transform .12s var(--ease)}
.btn:hover{background:var(--knopf-hover);border-color:var(--knopf-hover)}
.btn:active{transform:scale(.98)}
.tlink{display:inline-flex;align-items:center;gap:.5em;padding:6px 0;border-bottom:1px solid rgb(var(--fg-k) / .35);font-weight:500;text-decoration:none;white-space:nowrap;transition:border-color .2s}
.tlink:hover{border-color:var(--kalk)}

/* Kopfzeile: dieselbe helle Fläche wie auf der Startseite beim Scrollen */
.top{position:fixed;top:14px;left:50%;z-index:100;width:calc(100% - 28px);max-width:1100px;transform:translateX(-50%);display:flex;align-items:center;gap:18px;height:64px;padding:0 9px 0 clamp(16px,1.8vw,26px);border:1px solid rgb(22 35 63 / .08);border-radius:999px;background:rgb(246 246 243 / .94);box-shadow:0 14px 34px -16px rgb(15 24 48 / .45);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);color:var(--marine)}
.logo{display:flex;align-items:center;gap:14px;margin-right:auto;color:var(--marine);text-decoration:none}
.lg{display:block;background:currentColor;-webkit-mask:var(--m) no-repeat center/contain;mask:var(--m) no-repeat center/contain}
.lg--zeichen{--m:url(img/logo-zeichen.svg);height:36px;aspect-ratio:561/353}
.lg--schrift{--m:url(img/logo-schrift.svg);height:25px;aspect-ratio:592/165}
.lg--voll{--m:url(img/logo-voll.svg);aspect-ratio:592/564}
.top__zurueck{padding:10px 6px;font-size:14px;font-weight:500;color:var(--grau);text-decoration:none;transition:color .2s}
.top__zurueck:hover{color:var(--marine)}
.top .btn{min-height:46px;padding:0 1.25em;border-radius:999px;font-size:14px}
.top__kurz{display:none}
@media (max-width:560px){.top .lg--schrift,.top__lang{display:none}.top__kurz{display:inline}.top__zurueck{font-size:13px}}

/* Kopf der Fallstudie */
.fs-kopf{padding:clamp(130px,15vw,190px) 0 clamp(48px,6vw,80px)}
.fs-kopf h1 .caps{font-size:clamp(40px,5.2vw,86px)}
.fs-kopf h1 .it{font-size:clamp(42px,5.4vw,90px);margin-top:.04em;text-wrap:balance}
.fs-lead{max-width:38em;margin-top:30px;font-size:clamp(18px,1.4vw,21px);line-height:1.6;color:var(--grau)}
.fs-daten{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0 28px;margin-top:44px;border-top:1px solid var(--linie)}
.fs-daten div{padding-top:16px}
.fs-daten dt{font-size:13px;color:var(--grau-2)}
.fs-daten dd{margin-top:4px;font-weight:500}
.fs-kopf .tlink{margin-top:34px}
@media (max-width:700px){.fs-daten{grid-template-columns:1fr;gap:0}.fs-daten div{padding:14px 0;border-bottom:1px solid var(--linie)}}

/* Bilder: Ausschnitte der Live-Seiten, flach mit Haarlinie */
.fs-bild{margin-top:clamp(28px,4vw,52px)}
.fs-bild img{width:100%;border:1px solid var(--linie);border-radius:3px;background:#fff}
.fs-bild figcaption{margin-top:12px;font-size:14px;color:var(--grau-2)}

/* Drei Entscheidungen: links die Überschrift, rechts der Text */
.fs-teil{padding:clamp(56px,7vw,104px) 0}
.fs-teil > .wrap > .head .caps{font-size:clamp(30px,3.2vw,52px)}
.fs-teil > .wrap > .head .it{font-size:clamp(36px,3.8vw,62px)}
.fs-punkt{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:clamp(18px,4vw,64px);margin-top:clamp(36px,4.5vw,60px);padding-top:28px;border-top:1px solid var(--linie)}
.fs-punkt h3{font:400 clamp(28px,2.4vw,38px)/1.1 var(--it);font-style:italic;letter-spacing:-.012em;text-wrap:balance}
.fs-punkt p{max-width:36em;color:var(--grau)}
.fs-punkt p+p{margin-top:14px}
.fs-punkt .fs-bild{grid-column:1/-1}
@media (max-width:820px){.fs-punkt{grid-template-columns:1fr}}

/* Heute */
.fs-heute p{max-width:38em;margin-top:24px;font-size:clamp(18px,1.4vw,21px);line-height:1.6;color:var(--grau)}
.fs-heute .head .caps{font-size:clamp(30px,3.2vw,52px)}
.fs-heute .head .it{font-size:clamp(36px,3.8vw,62px)}
.fs-heute .tlink{margin-top:28px}

/* Weitere Fallstudien + Anfrage */
.fs-weiter{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,40px);margin-top:36px}
.fs-karte{display:block;text-decoration:none}
.fs-karte img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:50% 0;border:1px solid var(--linie);border-radius:3px;background:#fff;transition:border-color .2s}
.fs-karte:hover img{border-color:var(--kalk)}
.fs-karte .caps{display:block;margin-top:16px;font-size:clamp(22px,2vw,30px)}
.fs-karte .it{display:block;margin-top:2px;font-size:clamp(22px,1.9vw,28px);color:var(--grau)}
.fs-anfrage{display:flex;flex-wrap:wrap;align-items:end;justify-content:space-between;gap:24px 40px;margin-top:clamp(56px,7vw,96px);padding-top:32px;border-top:1px solid var(--linie)}
.fs-anfrage .caps{font-size:clamp(30px,3.2vw,52px)}
.fs-anfrage .it{font-size:clamp(36px,3.8vw,62px)}
@media (max-width:700px){.fs-weiter{grid-template-columns:1fr}}

/* Fuß */
.foot{padding:40px 0 calc(40px + env(safe-area-inset-bottom));background:var(--marine-tief);color:#AEB9CC}
.foot .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:14px 34px;font-size:14px}
.foot .logo{margin-right:auto;color:#EEF1F6}
.foot .lg--voll{height:96px}
.foot a{text-decoration:none;transition:color .2s}
.foot a:hover{color:#EEF1F6}

@media (prefers-reduced-motion:reduce){*,*::before,*::after{transition-duration:.001ms!important}}