/* ==========================================================
   BACKOFFICE.koeln – Stylesheet
   Bewusst einfach gehalten: kein Element schwebt frei,
   dadurch kann sich nichts überlappen.
   Farben änderst du unten unter :root.
   ========================================================== */
:root{
  --tq:#4EC3B8;
  --tq-light:#7FE0D6;
  --tq-dark:#2E9C92;
  --gr:#7ED957;
  --ink:#0B1220;
  --paper:#FFFFFF;
  --paper-2:#F5F8FA;
  --txt:#5A6270;
  --txt-dark:#9AA6B8;
  --line:#E4EAEF;
  --line-dark:rgba(255,255,255,.13);
  --maxw:1150px;
  --ease:cubic-bezier(.16,1,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:94px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);
  /* Systemschriften: keine externe Verbindung, dadurch kein Cookie-Banner nötig.
     Reihenfolge: Apple, Windows, Android, Linux, Notfall. */
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI Variable Display','Segoe UI',
    'Helvetica Neue',Roboto,'Noto Sans',Ubuntu,Cantarell,Arial,sans-serif;
  font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.15;letter-spacing:-.025em;font-weight:700}
p{margin:0 0 16px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:800px;margin:0 auto}
.sec{padding:clamp(56px,6.5vw,92px) 0}
.dark{background:var(--ink);color:#fff}
.dark p{color:var(--txt-dark)}
.tint{background:var(--paper-2)}
.center{text-align:center}

.kicker{display:block;font-size:12.5px;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;color:var(--tq-dark);margin-bottom:12px}
.dark .kicker{color:var(--tq-light)}
.title{font-size:clamp(28px,3.8vw,46px);font-weight:700}
.sub{font-size:clamp(16.5px,1.4vw,19px);color:var(--txt);max-width:620px;line-height:1.55;margin-bottom:0}
.dark .sub{color:var(--txt-dark)}
.center .sub{margin-left:auto;margin-right:auto}
.head{margin-bottom:44px}
.head .title{margin-bottom:14px}
/* Farbiges Wort: inline-block + Innenabstand, sonst schneiden manche
   Browser den letzten Buchstaben ab */
.grad{display:inline-block;padding:0 .1em;margin:0 -.1em;
  background:linear-gradient(100deg,var(--tq) 0%,var(--gr) 55%,var(--tq-light) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:600;text-decoration:none;
  transition:transform .3s var(--ease),background .3s,box-shadow .3s,border-color .3s}
.btn-fill{background:var(--tq);color:#062724;border:1px solid var(--tq)}
.btn-fill:hover{background:var(--tq-light);border-color:var(--tq-light);transform:translateY(-2px);
  box-shadow:0 12px 28px rgba(78,195,184,.3)}
.btn-line{border:1px solid var(--line);color:var(--ink);background:transparent}
.btn-line:hover{border-color:var(--tq);background:var(--paper-2);transform:translateY(-2px)}
.dark .btn-line,.hero .btn-line,.page-top .btn-line,.nav .btn-line{
  border-color:var(--line-dark);color:#fff}
.dark .btn-line:hover,.hero .btn-line:hover,.page-top .btn-line:hover,.nav .btn-line:hover{
  border-color:var(--tq);background:rgba(255,255,255,.07);color:#fff}
.btn-arrow::after{content:"→";transition:transform .3s var(--ease)}
.btn-arrow:hover::after{transform:translateX(4px)}

/* ---------- Navigation ---------- */
.nav{position:sticky;top:0;z-index:100;background:rgba(11,18,32,.94);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(255,255,255,.09)}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:0 20px;min-height:78px;
  display:flex;align-items:center;justify-content:space-between;gap:16px}
.nav-logo{display:flex;align-items:center;text-decoration:none;flex:0 0 auto}
/* Logo passt sich der Bildschirmbreite an: nie kleiner als 26px,
   nie größer als 44px, dazwischen mitwachsend. */
/* Logo ist sehr breit (etwa 13:1). Deshalb wird die BREITE gesteuert,
   die Höhe ergibt sich automatisch. Werte: klein / mitwachsend / groß */
.nav-logo img{width:clamp(190px,26vw,340px);height:auto;max-height:70px;object-fit:contain}
.wordmark{font-size:20px;font-weight:800;letter-spacing:-.02em;color:#fff;white-space:nowrap}
.wordmark span{color:var(--tq)}
.nav ul{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav ul a{font-size:14px;font-weight:500;color:rgba(255,255,255,.85);text-decoration:none;
  padding:9px 13px;border-radius:9px;transition:color .25s,background .25s;white-space:nowrap;display:block}
.nav ul a:hover{color:#fff;background:rgba(255,255,255,.1)}
.nav .cta{background:var(--tq);color:#062724;font-weight:600;padding:9px 20px;border-radius:999px}
.nav .cta:hover{background:var(--tq-light);color:#062724}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;border-radius:2px;
  transition:.3s var(--ease)}
.burger.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.on span:nth-child(2){opacity:0}
.burger.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{background:var(--ink);color:#fff;text-align:center;padding:clamp(64px,8vw,100px) 0 clamp(52px,6vw,76px)}
.hero h1{font-size:clamp(34px,5.6vw,68px);font-weight:800;letter-spacing:-.035em;margin-bottom:20px}
.hero .sub{margin:0 auto 30px;color:rgba(255,255,255,.75);font-size:clamp(17px,1.7vw,20px);max-width:640px}
.hero-cta{display:flex;gap:13px;justify-content:center;flex-wrap:wrap;margin-bottom:46px}
/* Kennzahlen: 4 Spalten auf Desktop, 2 auf dem Handy – deutlich größer */
.hero-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  max-width:860px;margin:0 auto;padding-top:34px;
  border-top:1px solid rgba(255,255,255,.13)}
.hero-meta div{text-align:center;padding:18px 10px;border-radius:16px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07)}
.hero-meta b{display:block;font-size:clamp(30px,4.6vw,44px);font-weight:800;
  letter-spacing:-.03em;line-height:1}
.hero-meta em{display:block;font-style:normal;font-size:clamp(11px,1.15vw,13px);
  letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.6);margin-top:9px}

/* ---------- Leistungen: 5 Blöcke im normalen Fluss ---------- */
.svc{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;
  padding:clamp(44px,5vw,64px) 0;border-top:1px solid var(--line-dark)}
.svc:first-of-type{border-top:0;padding-top:8px}
.svc.flip .svc-txt{order:2}
.svc-num{display:block;font-size:12px;font-weight:600;letter-spacing:.18em;
  text-transform:uppercase;color:var(--tq-light);margin-bottom:12px}
.svc h3{font-size:clamp(23px,2.8vw,34px);margin-bottom:14px}
.svc-txt>p{color:rgba(255,255,255,.72);font-size:16.5px;max-width:500px;margin-bottom:20px}
.svc ul{list-style:none;padding:0;margin:0}
.svc li{position:relative;padding:7px 0 7px 22px;font-size:15px;color:rgba(255,255,255,.78)}
.svc li::before{content:"";position:absolute;left:0;top:15px;width:7px;height:7px;border-radius:50%;
  background:var(--tq)}
.mini{font-size:12.5px;color:rgba(255,255,255,.45);margin:16px 0 0;line-height:1.5}
.pic{border-radius:22px;overflow:hidden;border:1px solid var(--line-dark);background:#111A2B;
  box-shadow:0 22px 44px rgba(0,0,0,.35)}
.pic img{width:100%;aspect-ratio:4/3;object-fit:cover}

/* ---------- Zielgruppen ---------- */
.two{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.big-card{border-radius:24px;padding:38px 34px;text-decoration:none;display:block;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.big-card:hover{transform:translateY(-5px);box-shadow:0 24px 50px rgba(11,18,32,.15)}
.big-card.a{background:var(--ink);color:#fff}
.big-card.b{background:linear-gradient(140deg,var(--tq) 0%,var(--tq-dark) 100%);color:#052421}
.big-card small{display:block;font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  opacity:.75;margin-bottom:12px}
.big-card strong{display:block;font-size:clamp(20px,2.2vw,26px);line-height:1.2;margin-bottom:12px}
.big-card p{font-size:15.5px;opacity:.87;margin-bottom:18px}
.big-card .go{font-weight:600;font-size:14.5px}
.big-card .go::after{content:" →"}

/* ---------- Split (Bild + Text) ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split img{border-radius:22px;box-shadow:0 22px 44px rgba(11,18,32,.16)}
.checks{list-style:none;padding:0;margin:0 0 26px}
.checks li{position:relative;padding:12px 0 12px 34px;border-bottom:1px solid var(--line);
  font-size:15.5px;font-weight:500}
.dark .checks li{border-color:var(--line-dark);color:rgba(255,255,255,.85)}
.checks li:last-child{border-bottom:0}
.checks li::before{content:"✓";position:absolute;left:0;top:13px;width:21px;height:21px;
  border-radius:50%;background:rgba(78,195,184,.16);color:var(--tq-dark);
  display:grid;place-items:center;font-size:11.5px;font-weight:800}
.dark .checks li::before{color:var(--tq-light)}

/* ---------- Schritte ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:s}
.stepbox{counter-increment:s;padding:30px 26px;border-radius:22px;background:var(--paper);
  border:1px solid var(--line)}
.stepbox::before{content:"0" counter(s);display:block;font-size:12.5px;font-weight:700;
  letter-spacing:.14em;color:var(--tq-dark);margin-bottom:12px}
.stepbox h3{font-size:19px}
.stepbox p{font-size:15px;color:var(--txt);margin:0}

/* ---------- Zitate ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quote{border-radius:22px;padding:28px;background:rgba(255,255,255,.05);
  border:1px solid var(--line-dark);margin:0}
.quote .stars{color:#F5B301;letter-spacing:3px;margin-bottom:12px;font-size:14px}
.quote p{font-size:15px;line-height:1.6;color:rgba(255,255,255,.8)}
.quote footer{font-size:14px;font-weight:600;color:#fff}
.quote footer em{display:block;font-style:normal;font-weight:400;font-size:13px;color:rgba(255,255,255,.5)}

/* ---------- Kontakt ---------- */
.contact{display:grid;grid-template-columns:1.05fr .95fr;gap:52px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form .field{margin-bottom:16px}
.form label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:rgba(255,255,255,.85)}
.form input,.form textarea{width:100%;padding:13px 15px;border-radius:12px;font:inherit;font-size:15px;
  background:rgba(255,255,255,.07);border:1px solid var(--line-dark);color:#fff;transition:.25s}
.form input::placeholder,.form textarea::placeholder{color:rgba(255,255,255,.35)}
.form input:focus,.form textarea:focus{outline:none;border-color:var(--tq);
  background:rgba(255,255,255,.1);box-shadow:0 0 0 3px rgba(78,195,184,.15)}
.form button{border:0;cursor:pointer;font-family:inherit}
.info div{padding:18px 0;border-bottom:1px solid var(--line-dark)}
.info div:last-child{border-bottom:0}
.info h3{font-size:12px;letter-spacing:.13em;text-transform:uppercase;color:var(--tq-light);
  margin-bottom:6px;font-weight:600}
.info p{margin:0;font-size:15.5px;color:rgba(255,255,255,.85)}
.info a{color:rgba(255,255,255,.85);text-decoration:none}
.info a:hover{color:var(--tq)}
.social-link{display:inline-flex;align-items:center;gap:9px;text-decoration:none}
.social-link svg{width:22px;height:22px;flex:0 0 22px;fill:currentColor;
  transition:color .25s,transform .25s var(--ease)}
.social-link:hover{color:var(--tq)}
.social-link:hover svg{transform:scale(1.08)}
.legal{font-size:13px;color:var(--txt);margin:26px 0 0;text-align:center}
.dark .legal{color:rgba(255,255,255,.45)}

/* ---------- Footer ---------- */
footer.site{background:#070C15;color:rgba(255,255,255,.62);padding:56px 0 26px}
.f-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
footer.site .wordmark{font-size:21px;margin-bottom:14px;display:block}
.footer-logo{width:clamp(200px,30vw,320px);height:auto;object-fit:contain;margin-bottom:18px}
footer.site h4{color:#fff;font-size:12px;letter-spacing:.13em;text-transform:uppercase;
  font-weight:600;margin-bottom:14px}
footer.site ul{list-style:none;padding:0;margin:0}
footer.site li{margin-bottom:9px;font-size:14px}
footer.site a{text-decoration:none}
footer.site a:hover{color:var(--tq)}
footer.site p{font-size:14px;line-height:1.6}
.f-bottom{margin-top:42px;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12.5px;
  color:rgba(255,255,255,.42)}

/* ---------- Unterseiten ---------- */
.page-top{background:var(--ink);color:#fff;padding:70px 0 60px}
.page-body{padding:56px 0 30px}
.page-body h2{font-size:24px;margin-top:44px;padding-top:20px;border-top:1px solid var(--line)}
.page-body h2:first-child{margin-top:0;padding-top:0;border-top:0}
.page-body h3{font-size:18px;margin-top:30px}
.page-body p,.page-body li{color:var(--txt);font-size:16px;line-height:1.65}
.page-body ul{padding-left:20px;margin:0 0 16px}
.page-body li{margin-bottom:8px}
.page-body a{color:var(--tq-dark);word-break:break-word}

/* ---------- Sanftes Einblenden ---------- */
.rv{opacity:1;transform:none}
html.js .rv{opacity:0;transform:translateY(24px);
  transition:opacity .65s var(--ease),transform .65s var(--ease)}
html.js .rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.08s}.rv-d2{transition-delay:.16s}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .two,.split,.contact,.steps,.quotes{grid-template-columns:1fr}
  .svc{grid-template-columns:1fr;gap:28px;padding:40px 0}
  .svc.flip .svc-txt{order:0}
  .svc .pic{order:-1}
  .split .pic-side{order:-1}
  .f-grid{grid-template-columns:1fr 1fr}
  .split{gap:34px}
  .nav ul{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(11,18,32,.98);padding:14px;display:none;
    border-bottom:1px solid var(--line-dark)}
  .nav ul.open{display:flex}
  .burger{display:block}
  .nav ul a{padding:12px;font-size:15px}
}
@media(max-width:760px){
  .hero-meta{grid-template-columns:repeat(2,1fr);gap:12px;max-width:460px}
}
@media(max-width:600px){
  body{font-size:16px}
  .f-grid{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr}
  .hero-meta div{padding:16px 8px}
  .big-card{padding:30px 24px}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important}
  html{scroll-behavior:auto}
  html.js .rv{opacity:1;transform:none}
}