/* Kopfleiste mit Topbar, Mega-Menue, Scrollspy und Seitenuebergang */
:root{--dsnav-red:#CF1616;--dsnav-ink:#49494a;--dsnav-line:#e5e7ea;--dsnav-h:74px;--dsnav-topbar-h:38px;}

/* ---------- Topbar ---------- */
.dsnav-topbar{
  position:fixed;top:0;left:0;right:0;z-index:10000;height:var(--dsnav-topbar-h);
  background:#313030;color:rgba(255,255,255,.78);font-family:"Roboto",Arial,sans-serif;font-size:13px;
  transition:transform .45s cubic-bezier(.22,.61,.36,1),opacity .3s ease;
}
.dsnav-topbar-inner{max-width:1240px;margin:0 auto;padding:0 24px;height:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;}
.dsnav-topbar a{color:inherit;text-decoration:none;transition:color .2s;}
.dsnav-topbar a:hover{color:#fff;}
.dsnav-topbar-sep{margin:0 10px;opacity:.45;}
.dsnav-topbar.is-gone{transform:translateY(-100%);opacity:0;}

/* ---------- Hauptleiste ---------- */
.dsnav-bar{
  /* fixed statt sticky: die Leiste sitzt im <header>, der nur ~75px hoch ist -
     ein sticky-Element klebt nur innerhalb seines Elternelements. */
  position:fixed;top:var(--dsnav-topbar-h);left:0;right:0;z-index:9999;background:#fff;
  border-bottom:1px solid var(--dsnav-line);
  box-shadow:0 2px 16px rgba(0,0,0,.06);
  font-family:"Roboto",Arial,sans-serif;
  transform:translateY(0);
  transition:transform .45s cubic-bezier(.22,.61,.36,1),
             box-shadow .35s ease,background-color .35s ease,top .45s cubic-bezier(.22,.61,.36,1);
  will-change:transform;
  animation:dsnav-drop .6s cubic-bezier(.22,.61,.36,1) both;
}
@keyframes dsnav-drop{from{transform:translateY(-100%);opacity:0;}to{transform:translateY(0);opacity:1;}}

.dsnav-bar.is-stuck{box-shadow:0 6px 28px rgba(0,0,0,.13);background:rgba(255,255,255,.97);top:0;}
.dsnav-bar.is-stuck .dsnav-inner{height:60px;}
.dsnav-bar.is-stuck .dsnav-brand img{height:30px;}
.dsnav-bar.is-stuck .dsnav-cta{padding:9px 18px;font-size:12.5px;}
.dsnav-bar.is-hidden{transform:translateY(calc(-100% - var(--dsnav-topbar-h)));box-shadow:none;}

.dsnav-bar::after{
  content:"";position:absolute;left:0;bottom:-1px;height:2px;width:100%;
  background:linear-gradient(90deg,var(--dsnav-red),#ff6b6b);
  transform:scaleX(var(--dsnav-progress,0));transform-origin:left;
  transition:transform .1s linear;
}

.dsnav-inner{max-width:1240px;margin:0 auto;padding:0 24px;height:var(--dsnav-h);
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  transition:height .35s cubic-bezier(.22,.61,.36,1);}
.dsnav-brand img{height:38px;width:auto;display:block;
  transition:height .35s cubic-bezier(.22,.61,.36,1);}

.dsnav-nav{display:flex;align-items:center;gap:20px;margin-left:auto;}
.dsnav-list{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0;}
.dsnav-item{position:relative;}
.dsnav-link{display:inline-flex;align-items:center;gap:7px;padding:10px 14px;border:1px solid transparent;background:transparent;
  font-family:inherit;font-size:15px;font-weight:500;color:var(--dsnav-ink);line-height:1.2;
  cursor:pointer;border-radius:8px;text-decoration:none;transition:color .2s,border-color .2s,box-shadow .2s;}
.dsnav-link:hover,.dsnav-has-sub.is-open>.dsnav-link{
  color:var(--dsnav-red);background:transparent!important;border-color:rgba(207,22,22,.72);
  box-shadow:0 4px 14px rgba(207,22,22,.10);}
.dsnav-item>.dsnav-link::after{display:none;}
.dsnav-home.is-current>.dsnav-link::before{content:"";width:6px;height:6px;border-radius:50%;
  background:var(--dsnav-red);animation:dsnav-pulse 2s ease-in-out infinite;}
@keyframes dsnav-pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}

.dsnav-caret{width:6px;height:6px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:transform .25s;}
.dsnav-has-sub:hover .dsnav-caret,.dsnav-has-sub.is-open .dsnav-caret{transform:rotate(-135deg) translateY(-1px);}

/* ---------- Dropdown ---------- */
.dsnav-sub{position:absolute;top:100%;left:0;min-width:252px;list-style:none;margin:0;padding:8px;
  background:#fff;border:1px solid var(--dsnav-line);border-radius:10px;box-shadow:0 18px 40px rgba(0,0,0,.13);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s,transform .2s,visibility .2s;}
.dsnav-has-sub:hover .dsnav-sub,.dsnav-has-sub.is-open .dsnav-sub{opacity:1;visibility:visible;transform:translateY(0);}
.dsnav-sub a{display:block;padding:9px 12px;border-radius:7px;font-size:14.5px;color:#54595f;text-decoration:none;
  transition:background .2s,color .2s;}
.dsnav-sub a:hover{background:rgba(207,22,22,.07);color:var(--dsnav-red);}
.dsnav-sub a.is-active{background:rgba(207,22,22,.07);color:var(--dsnav-red);font-weight:500;}
.dsnav-sub li{opacity:0;transform:translateY(-6px);transition:opacity .25s ease,transform .25s ease;}
.dsnav-has-sub:hover .dsnav-sub li,.dsnav-has-sub.is-open .dsnav-sub li{opacity:1;transform:none;}
.dsnav-sub li:nth-child(1){transition-delay:.02s}.dsnav-sub li:nth-child(2){transition-delay:.05s}
.dsnav-sub li:nth-child(3){transition-delay:.08s}.dsnav-sub li:nth-child(4){transition-delay:.11s}
.dsnav-sub li:nth-child(5){transition-delay:.14s}.dsnav-sub li:nth-child(6){transition-delay:.17s}
.dsnav-sub li:nth-child(7){transition-delay:.20s}

/* ---------- Mega-Menue ---------- */
.dsnav-mega{
  position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);
  width:min(860px,calc(100vw - 48px));
  background:#fff;border:1px solid var(--dsnav-line);border-radius:14px;
  box-shadow:0 24px 60px rgba(0,0,0,.16);padding:20px;
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,transform .25s cubic-bezier(.22,.61,.36,1),visibility .25s;
}
.dsnav-has-mega:hover .dsnav-mega,.dsnav-has-mega.is-open .dsnav-mega{
  opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.dsnav-mega-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;}
.dsnav-mega-item{display:flex;align-items:center;gap:14px;padding:14px;border-radius:11px;
  text-decoration:none;color:var(--dsnav-ink);border:1px solid transparent;
  opacity:0;transform:translateY(10px);
  transition:background .2s,border-color .2s,opacity .35s ease,transform .35s cubic-bezier(.22,.61,.36,1);}
.dsnav-has-mega:hover .dsnav-mega-item,.dsnav-has-mega.is-open .dsnav-mega-item{opacity:1;transform:none;}
.dsnav-mega-grid a:nth-child(1){transition-delay:.03s}.dsnav-mega-grid a:nth-child(2){transition-delay:.06s}
.dsnav-mega-grid a:nth-child(3){transition-delay:.09s}.dsnav-mega-grid a:nth-child(4){transition-delay:.12s}
.dsnav-mega-grid a:nth-child(5){transition-delay:.15s}.dsnav-mega-grid a:nth-child(6){transition-delay:.18s}
.dsnav-mega-item:hover{background:rgba(207,22,22,.05);border-color:rgba(207,22,22,.25);}
.dsnav-mega-icon{width:46px;height:46px;flex:none;display:block;}
.dsnav-mega-icon svg{width:100%!important;height:100%!important;}
.dsnav-mega-text{display:flex;flex-direction:column;gap:2px;min-width:0;}
.dsnav-mega-text strong{font-size:14.5px;font-weight:600;}
.dsnav-mega-item:hover .dsnav-mega-text strong{color:var(--dsnav-red);}
.dsnav-mega-text em{font-style:normal;font-size:12.5px;color:#7a7f85;}
.dsnav-mega-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-top:14px;padding-top:14px;border-top:1px solid var(--dsnav-line);font-size:13.5px;color:#7a7f85;}
.dsnav-mega-foot a{color:var(--dsnav-red);text-decoration:none;font-weight:500;}
.dsnav-mega-foot a:hover{text-decoration:underline;}

/* ---------- CTA / Burger ---------- */
.dsnav-cta{display:inline-flex;align-items:center;padding:11px 22px;border-radius:40px;background:var(--dsnav-red);
  color:#fff!important;font-size:13.5px;font-weight:500;letter-spacing:.05em;text-transform:uppercase;
  text-decoration:none;transition:background .2s,transform .2s,box-shadow .2s,padding .35s,font-size .35s;}
.dsnav-cta:hover{background:#a91111;transform:translateY(-2px);box-shadow:0 8px 20px rgba(207,22,22,.3);}
.dsnav-burger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:10px;cursor:pointer;}
.dsnav-burger{-webkit-tap-highlight-color:transparent;}
.dsnav-burger:hover,.dsnav-burger:active,.dsnav-burger:focus{background:rgba(207,22,22,.09);color:var(--dsnav-red);}
.dsnav-burger:focus-visible{outline:2px solid var(--dsnav-red);outline-offset:3px;}
.dsnav-burger.is-open{background:var(--dsnav-red);}
.dsnav-burger span{display:block;width:24px;height:2px;background:var(--dsnav-ink);transition:transform .25s,opacity .25s;}
.dsnav-burger.is-open span{background:#fff;}
.dsnav-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.dsnav-burger.is-open span:nth-child(2){opacity:0;}
.dsnav-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- Mobil ---------- */
@media (max-width:1024px){
  .dsnav-topbar-meta{display:none;}
  .dsnav-topbar-inner{justify-content:center;}
  .dsnav-burger{display:flex;}
  .dsnav-nav{position:fixed;top:var(--dsnav-current-h,var(--dsnav-h));left:0;right:0;bottom:0;height:calc(100dvh - var(--dsnav-current-h,var(--dsnav-h)));max-height:calc(100dvh - var(--dsnav-current-h,var(--dsnav-h)));background:#fff;
    flex-direction:column;align-items:stretch;gap:0;padding:16px 24px 40px;overflow-y:auto;
    transform:translateX(100%);visibility:hidden;transition:transform .3s,visibility 0s .3s;}
  .dsnav-nav.is-open{transform:translateX(0);visibility:visible;transition:transform .3s,visibility 0s;}
  .dsnav-list{flex-direction:column;align-items:stretch;gap:0;}
  .dsnav-link{width:100%;justify-content:space-between;padding:15px 4px;
    border-bottom:1px solid var(--dsnav-line);border-radius:0;font-size:16px;}
  .dsnav-item>.dsnav-link::after{display:none;}
  .dsnav-sub{position:static;opacity:1;visibility:visible;transform:none;
    box-shadow:none;border:0;border-bottom:1px solid var(--dsnav-line);border-radius:0;padding:.4rem 0 .8rem .6rem;}
  .dsnav-sub li{opacity:1;transform:none;transition:none;}
  .dsnav-mega{position:static;left:auto!important;right:auto!important;width:100%;max-width:100%;transform:none!important;opacity:1;visibility:visible;
    box-shadow:none;border:0;border-bottom:1px solid var(--dsnav-line);border-radius:0;padding:8px 0 14px;}
  .dsnav-mega-grid{grid-template-columns:1fr;gap:2px;width:100%;max-width:100%;overflow:hidden;}
  .dsnav-mega-item{width:100%;max-width:100%;opacity:1;transform:none!important;padding:11px 6px;}
  .dsnav-mega-icon{width:38px;height:38px;}
  .dsnav-mega-foot{flex-direction:column;align-items:flex-start;gap:8px;}
  .dsnav-has-sub>.dsnav-sub,.dsnav-has-mega>.dsnav-mega{display:none;}
  .dsnav-has-sub.is-open>.dsnav-sub{display:block;animation:sub-in .25s ease;}
  .dsnav-has-mega.is-open>.dsnav-mega{display:block;animation:none;}
  @keyframes sub-in{from{opacity:0;transform:translateY(-6px);}to{opacity:1;transform:none;}}
  .dsnav-nav.is-open .dsnav-list>li{animation:dsnav-item-in .4s cubic-bezier(.22,.61,.36,1) both;}
  .dsnav-nav.is-open .dsnav-list>li:nth-child(1){animation-delay:.05s}
  .dsnav-nav.is-open .dsnav-list>li:nth-child(2){animation-delay:.10s}
  .dsnav-nav.is-open .dsnav-list>li:nth-child(3){animation-delay:.15s}
  .dsnav-nav.is-open .dsnav-list>li:nth-child(4){animation-delay:.20s}
  .dsnav-nav.is-open .dsnav-list>li:nth-child(5){animation-delay:.25s}
  .dsnav-nav.is-open .dsnav-cta{animation:dsnav-item-in .4s cubic-bezier(.22,.61,.36,1) .3s both;}
}
@keyframes dsnav-item-in{from{opacity:0;transform:translateX(24px);}to{opacity:1;transform:none;}}
html.dsnav-lock{overflow:hidden;}

/* Platzhalter fuer die fixierte Leiste (konstant, damit nichts springt) */
.dsnav-spacer{height:calc(var(--dsnav-h) + var(--dsnav-topbar-h) + 1px);flex:none;}

/* Sprungmarken nicht unter der Leiste landen lassen */
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--dsnav-h) + 12px);}

/* ---------- Nach-oben-Button ---------- */
.dsnav-top{
  position:fixed;right:24px;bottom:24px;z-index:9998;
  width:48px;height:48px;border:0;border-radius:50%;cursor:pointer;
  background:var(--dsnav-red);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(207,22,22,.35);
  opacity:0;visibility:hidden;transform:translateY(16px) scale(.85);
  transition:opacity .3s ease,transform .3s cubic-bezier(.22,.61,.36,1),visibility .3s,background-color .2s;
}
.dsnav-top.is-visible{opacity:1;visibility:visible;transform:none;}
.dsnav-top:hover{background:#a91111;transform:translateY(-3px);}
.dsnav-top span{display:block;width:11px;height:11px;border-left:2px solid #fff;border-top:2px solid #fff;
  transform:rotate(45deg);margin-top:4px;}
@media (max-width:640px){.dsnav-top{right:16px;bottom:16px;width:44px;height:44px;}}

/* ---------- Seitenuebergang ---------- */
.dsnav-fade{position:fixed;inset:0;z-index:100000;pointer-events:none;background:#fff;opacity:0;
  transition:opacity .22s ease;}
.dsnav-fade.is-on{opacity:1;pointer-events:all;}
.dsnav-fade::after{content:"";position:absolute;left:50%;top:50%;width:34px;height:34px;margin:-17px 0 0 -17px;
  border:3px solid rgba(207,22,22,.2);border-top-color:var(--dsnav-red);border-radius:50%;
  opacity:0;transition:opacity .2s ease .1s;animation:dsnav-spin .8s linear infinite;}
.dsnav-fade.is-on::after{opacity:1;}
@keyframes dsnav-spin{to{transform:rotate(360deg);}}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .dsnav-bar,.dsnav-topbar{animation:none;transition:box-shadow .2s ease;}
  .dsnav-bar.is-hidden,.dsnav-topbar.is-gone{transform:none;}
  .dsnav-inner,.dsnav-brand img,.dsnav-sub li,.dsnav-mega-item,
  .dsnav-nav.is-open .dsnav-list>li,.dsnav-nav.is-open .dsnav-cta{transition:none;animation:none;opacity:1;transform:none;}
  .dsnav-home.is-current>.dsnav-link::before{animation:none;}
  .dsnav-fade{display:none;}
}


/* Ganze Leistungskarte klickbar (nicht nur der kleine Button) */
.ds-card-clickable{cursor:pointer;transition:transform .25s cubic-bezier(.22,.61,.36,1),box-shadow .25s ease;}
.ds-card-clickable:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(0,0,0,.10);}
/* Leistungskarten: zweite Zeile als optisch abgesetzter Untertitel */
h2.ds-card-subtitle{
  font-size:15px!important;
  font-weight:400!important;
  color:#7a7f85!important;
  letter-spacing:0!important;
  margin-top:-4px!important;
}

/* MOBILE DESIGN SYSTEM v1 - SOFTWARE & APPS TEST */
@media (max-width:767px){
  body.software-page{--dsnav-h:72px;--dsnav-topbar-h:0px;}
  body.software-page .dsnav-topbar{display:none!important;}
  body.software-page .dsnav-bar{top:0!important;box-shadow:0 8px 24px rgba(24,25,28,.09);}
  body.software-page .dsnav-inner{height:72px;padding:0 16px;}
  body.software-page .dsnav-brand img{max-width:140px;height:auto;}
  body.software-page .dsnav-burger{width:48px;height:48px;align-items:center;justify-content:center;border-radius:14px;padding:12px;touch-action:manipulation;}
  body.software-page .dsnav-burger span{width:25px;height:2px;}
  body.software-page .dsnav-nav{top:72px;height:calc(100dvh - 72px);max-height:calc(100dvh - 72px);padding:10px 18px max(28px,env(safe-area-inset-bottom));}
  body.software-page .dsnav-link{min-height:54px;padding:15px 6px;font-size:17px;touch-action:manipulation;}
  body.software-page .dsnav-sub{padding:4px 0 10px 12px;}
  body.software-page .dsnav-mega{left:auto!important;right:auto!important;width:100%!important;max-width:100%!important;transform:none!important;animation:none!important;}
  body.software-page .dsnav-mega-grid{width:100%;max-width:100%;overflow:hidden;}
  body.software-page .dsnav-mega-item{width:100%;max-width:100%;transform:none!important;}
  body.software-page .dsnav-sub a{min-height:46px;display:flex;align-items:center;padding:10px 8px;font-size:15px;}
  body.software-page .dsnav-mega-item{min-height:66px;padding:10px 6px;border-radius:12px;}
  body.software-page .dsnav-mega-icon{width:44px;height:44px;}
  body.software-page .dsnav-mega-text strong{font-size:15px;}
  body.software-page .dsnav-mega-text em{font-size:12px;line-height:1.3;}
  body.software-page .dsnav-cta{width:100%;min-height:52px;margin-top:16px;justify-content:center;font-size:15px;}
  body.software-page .dsnav-spacer{height:73px;}
  body.software-page .dsnav-top{right:14px;bottom:max(14px,env(safe-area-inset-bottom));width:46px;height:46px;}
}