@charset "UTF-8";
/* ===== Design-Tokens (identisch zur Startseite) ===== */
  :root{
    --bg:#080c17; --bg-hero:#0a0f1e; --panel:#0e1424; --card:#111827; --card-2:#131b2e;
    --border:rgba(255,255,255,.08); --border-2:rgba(255,255,255,.12);
    --blue:#2563eb; --blue-600:#2f6bf5; --blue-500:#3b82f6; --blue-400:#60a5fa;
    --blue-tint:rgba(59,130,246,.12);
    --text:#f4f6fb; --text-2:#aab4c5; --text-muted:#7c869a;
    --radius:16px; --radius-lg:22px; --maxw:1200px;
    --font:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  a{color:inherit;text-decoration:none}
  ul{list-style:none}
  h1,h2,h3,h4{line-height:1.15;font-weight:700;letter-spacing:-.02em}
  .container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
  .eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--blue-400);margin-bottom:16px}
  .section{padding-block:84px;border-top:1px solid var(--border)}
  .section-head{max-width:680px;margin:0 auto 52px;text-align:center}
  .section-head .eyebrow{display:block}
  .section-head h2{font-size:clamp(1.7rem,3vw,2.3rem)}
  .section-head p{color:var(--text-2);margin-top:14px}

  /* ===== Buttons ===== */
  .btn{display:inline-flex;align-items:center;gap:9px;font-size:.95rem;font-weight:600;padding:13px 22px;border-radius:11px;border:1px solid transparent;cursor:pointer;transition:transform .15s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;white-space:nowrap;font-family:inherit}
  .btn svg{width:17px;height:17px}
  .btn-primary{background:var(--blue);color:#fff;box-shadow:0 8px 24px -8px rgba(37,99,235,.7)}
  .btn-primary:hover{background:var(--blue-600);transform:translateY(-2px);box-shadow:0 12px 30px -8px rgba(37,99,235,.85)}
  .btn-outline{background:rgba(255,255,255,.03);color:var(--text);border-color:var(--border-2)}
  .btn-outline:hover{border-color:var(--blue-500);color:var(--blue-400)}

  /* ===== Header / Navigation ===== */
  .site-header{position:sticky;top:0;z-index:50;background:rgba(9,13,25,.82);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
  .site-header .container{display:flex;align-items:center;justify-content:space-between;height:74px}
  .logo{display:inline-flex;align-items:center;gap:12px}
  .logo__mark{height:clamp(40px,9vw,48px);flex-shrink:0}
  .logo__mark img{height:100%;width:auto;display:block}
  .logo__text{display:none!important}
  .logo__text{display:flex;flex-direction:column;line-height:1.05}
  .logo__title{font-size:1.05rem;font-weight:800;letter-spacing:.02em}
  .logo__title .logo__accent{color:var(--blue)}
  .logo__sub{font-size:.6rem;font-weight:600;letter-spacing:.28em;color:var(--text-muted);text-transform:uppercase}
  .main-nav{display:flex;align-items:center;gap:34px}
  .main-nav__list{display:flex;align-items:center;gap:34px}
  .main-nav__list>li{display:flex;align-items:center}
  .main-nav__list a{font-size:.93rem;font-weight:500;color:var(--text-2);transition:color .18s ease}
  .main-nav__list a.btn-primary{color:#fff!important;transition:transform .15s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease!important}
  .main-nav__list a:hover,.main-nav__list a[aria-current="page"]{color:var(--text)}
  .nav-toggle{display:none;background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:10px;color:var(--text);width:44px;height:44px;align-items:center;justify-content:center;cursor:pointer}
  .nav-toggle svg{width:24px;height:24px}
  /* Untermenü (Dropdown) */
  .has-sub{position:relative;display:flex;align-items:center;height:74px}
  .has-sub>a{display:inline-flex;align-items:center}
  .caret{display:inline-block;width:0;height:0;margin-left:6px;border-left:4px solid transparent;border-right:4px solid transparent;border-top:5px solid currentColor;vertical-align:2px;transition:transform .2s ease}
  .submenu{position:absolute;top:100%;left:-14px;min-width:238px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:8px;box-shadow:0 22px 44px -14px rgba(0,0,0,.65);display:flex;flex-direction:column;gap:2px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .18s ease,transform .18s ease,visibility .18s;z-index:60}
  .has-sub:hover .submenu,.has-sub:focus-within .submenu{opacity:1;visibility:visible;transform:none}
  .has-sub:hover .caret,.has-sub:focus-within .caret{transform:rotate(180deg)}
  .submenu a{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 13px;border-radius:9px;font-size:.9rem;color:var(--text-2)!important;white-space:nowrap}
  .submenu a:hover,.submenu a[aria-current="page"]{background:rgba(255,255,255,.05);color:var(--text)!important}
  .sub-tag{font-size:.62rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--blue-400);background:var(--blue-tint);border:1px solid rgba(59,130,246,.25);padding:2px 8px;border-radius:100px}

  /* ===== Hero (Case Study) ===== */
  .cs-hero{background:linear-gradient(150deg,#101a33 0%,#0a0f1e 58%,#070b15 100%);padding-block:56px 72px;border-bottom:1px solid var(--border)}
  .cs-hero__grid{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:center}
  .badge-concept{display:inline-flex;align-items:center;gap:8px;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--blue-400);background:var(--blue-tint);border:1px solid rgba(59,130,246,.25);padding:6px 14px;border-radius:100px;margin-bottom:20px}
  .badge-concept svg{width:15px;height:15px}
  .cs-hero h1{font-size:clamp(2rem,3.6vw,2.9rem);margin-bottom:18px;max-width:16ch}
  .cs-hero__lead{color:var(--text-2);font-size:1.05rem;max-width:46ch;margin-bottom:28px}
  .cs-hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:18px}
  .cs-hero__note{display:flex;align-items:flex-start;gap:8px;font-size:.8rem;color:var(--text-muted);max-width:44ch;line-height:1.5}
  .cs-hero__note svg{width:15px;height:15px;color:var(--blue-400);flex-shrink:0;margin-top:2px}

  /* ===== Website-Mockup (Platzhalter) ===== */
  .mock{border-radius:16px;overflow:hidden;border:1px solid var(--border);box-shadow:0 34px 70px -24px rgba(0,0,0,.7)}
  .mock__bar{display:flex;align-items:center;gap:8px;padding:11px 14px;background:#0e1626;border-bottom:1px solid rgba(255,255,255,.06)}
  .mock__dot{width:11px;height:11px;border-radius:50%;background:#33445a}
  .mock__url{margin-left:12px;font-size:.72rem;color:#93a4bb;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.08);border-radius:100px;padding:4px 14px}
  .site-mock{background:#fff;color:#1f2a37}
  .sm-nav{display:flex;align-items:center;justify-content:space-between;padding:13px 18px;border-bottom:1px solid #e6ebf2}
  .sm-logo{font-weight:800;font-size:.92rem;letter-spacing:.02em}
  .sm-logo b{color:#c1121f}
  .sm-nav-r{display:flex;align-items:center;gap:14px}
  .sm-phone{font-size:.76rem;font-weight:700;color:#1f2a37}
  .sm-btn{background:#c1121f;color:#fff;font-size:.72rem;font-weight:700;padding:7px 13px;border-radius:7px}
  .sm-hero{display:grid;grid-template-columns:1.15fr .85fr}
  .sm-hero-text{padding:26px 22px;background:linear-gradient(135deg,#f7f9fc,#eef2f7)}
  .sm-badge{display:inline-block;font-size:.62rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#c1121f;background:#fdeaea;padding:4px 10px;border-radius:100px;margin-bottom:12px}
  .sm-hero-text h3{font-size:1.2rem;margin-bottom:8px;letter-spacing:-.01em}
  .sm-hero-text p{font-size:.78rem;color:#5b6b7d;margin-bottom:16px;line-height:1.5}
  .sm-cta{display:inline-block;background:#c1121f;color:#fff;font-size:.76rem;font-weight:700;padding:10px 17px;border-radius:8px;margin-bottom:14px}
  .sm-stars{display:block;font-size:.74rem;color:#f59e0b;font-weight:700;letter-spacing:1px}
  .sm-stars em{color:#5b6b7d;font-style:normal;margin-left:6px;letter-spacing:0}
  .sm-hero-img{position:relative;background:linear-gradient(160deg,#33445a,#1f2a37);min-height:170px;overflow:hidden}
  .sm-hero-img::after{content:"";position:absolute;left:-5%;right:-5%;bottom:0;height:52%;background:repeating-linear-gradient(90deg,#3c4f66 0 12px,#33445a 12px 24px);clip-path:polygon(0 42%,50% 0,100% 42%,100% 100%,0 100%)}
  .sm-services{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:16px 18px}
  .sm-serv{display:flex;flex-direction:column;align-items:center;gap:7px;border:1px solid #e6ebf2;border-radius:10px;padding:13px 6px;font-size:.72rem;font-weight:700;color:#1f2a37}
  .sm-serv svg{width:19px;height:19px;color:#c1121f}

  /* ===== Projektübersicht ===== */
  .overview{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
  .spec{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
  .spec li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 20px;border-bottom:1px solid var(--border);font-size:.92rem}
  .spec li:last-child{border-bottom:none}
  .spec li span{color:var(--text-muted)}
  .spec li strong{color:var(--text);font-weight:600;text-align:right}

  /* ===== Karten-Raster (Ziele) ===== */
  .grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px;transition:transform .18s ease,border-color .2s ease,background .2s ease}
  .card:hover{transform:translateY(-4px);border-color:var(--blue-500);background:var(--card-2)}
  .icon-box{width:48px;height:48px;border-radius:12px;background:var(--blue-tint);border:1px solid rgba(59,130,246,.25);display:grid;place-items:center;color:var(--blue-400);margin-bottom:18px}
  .icon-box svg{width:24px;height:24px}
  .card h3{font-size:1.02rem;margin-bottom:9px}
  .card p{font-size:.88rem;color:var(--text-2);line-height:1.55}

  /* ===== Aufbau-Gründe (Reason) ===== */
  .reasons{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
  .reason{background:var(--card);border:1px solid var(--border);border-left:3px solid var(--blue);border-radius:0 var(--radius) var(--radius) 0;padding:22px 24px}
  .reason h3{font-size:1.05rem;margin-bottom:8px;display:flex;align-items:center;gap:10px}
  .reason h3 svg{width:20px;height:20px;color:var(--blue-400)}
  .reason p{font-size:.9rem;color:var(--text-2);line-height:1.55}

  /* ===== Conversion-Grid ===== */
  .conv{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 28px}
  .conv li{display:flex;align-items:flex-start;gap:13px;font-size:.95rem;color:var(--text)}
  .conv li svg{width:22px;height:22px;color:var(--blue-400);flex-shrink:0;margin-top:1px}
  .conv li span{color:var(--text-2);font-size:.86rem;display:block;margin-top:2px}

  /* ===== SEO-Checkliste ===== */
  .seo-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:center}
  .seo-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .seo-list li{display:flex;align-items:center;gap:11px;font-size:.95rem;color:var(--text)}
  .seo-list li svg{width:20px;height:20px;color:var(--blue-400);flex-shrink:0}

  /* ===== Mobile-Version ===== */
  .mobile-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:48px;align-items:center}
  .phone{width:240px;margin:0 auto;border:11px solid #10161f;border-radius:36px;overflow:hidden;box-shadow:0 34px 70px -24px rgba(0,0,0,.7);background:#fff}
  .phone .site-mock .sm-hero{grid-template-columns:1fr}
  .phone .site-mock .sm-hero-img{min-height:120px}
  .phone .sm-nav{padding:11px 14px}
  .phone .sm-services{grid-template-columns:repeat(3,1fr);gap:7px;padding:12px}

  /* Live-Vorschau der echten Beispiel-Website (skalierter iFrame) */
  .live__frame{position:relative;width:100%;overflow:hidden;background:#0a0f1e}
  .mock .live__frame{aspect-ratio:1180/720}
  .phone .live__frame{aspect-ratio:218/432}
  .live__ify{position:absolute;top:0;left:0;border:0;transform-origin:top left;pointer-events:none;background:#0a0f1e}

  /* FAQ */
  .faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
  .faq-item{border:1px solid var(--border);border-radius:12px;background:var(--card);overflow:hidden;transition:border-color .2s ease}
  .faq-item[open]{border-color:rgba(59,130,246,.4)}
  .faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-weight:600;color:var(--text);font-size:1.02rem}
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary svg{width:20px;height:20px;color:var(--blue-400);flex-shrink:0;transform:rotate(90deg);transition:transform .25s ease}
  .faq-item[open] summary svg{transform:rotate(-90deg)}
  .faq-item__a{padding:0 22px 20px;color:var(--text-2);line-height:1.7}

  /* ===== Ergebnis-Box ===== */
  .result{background:linear-gradient(135deg,#0e1626,#111c30);border:1px solid var(--border);border-radius:var(--radius-lg);padding:clamp(26px,4vw,44px);text-align:center;max-width:820px;margin:0 auto;position:relative}
  .result__icon{width:56px;height:56px;border-radius:50%;background:var(--blue-tint);border:1px solid rgba(59,130,246,.3);display:grid;place-items:center;color:var(--blue-400);margin:0 auto 20px}
  .result__icon svg{width:28px;height:28px}
  .result p{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--text);line-height:1.6}

  /* ===== CTA-Band ===== */
  .cta-band{position:relative;overflow:hidden;background:linear-gradient(120deg,#1d3fb0,#2563eb 55%,#1e40af);border-radius:var(--radius-lg);padding:56px;text-align:center}
  .cta-band::after{content:"";position:absolute;inset:0;background:radial-gradient(500px 300px at 15% 20%,rgba(255,255,255,.14),transparent 60%),radial-gradient(400px 300px at 90% 90%,rgba(0,0,0,.18),transparent 60%);pointer-events:none}
  .cta-band__in{position:relative;z-index:1}
  .cta-band h2{font-size:clamp(1.5rem,2.6vw,2rem);color:#fff;margin-bottom:12px}
  .cta-band p{color:rgba(255,255,255,.88);font-size:1.05rem;max-width:52ch;margin:0 auto 26px}
  .cta-band .btn-primary{background:#fff;color:var(--blue);box-shadow:0 10px 30px -10px rgba(0,0,0,.5)}
  .cta-band .btn-primary:hover{background:#eef2ff}

  /* ===== Footer ===== */
  .site-footer{border-top:1px solid var(--border);background:var(--bg-hero);padding-block:60px 0;margin-top:20px}
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
  .footer-col h4{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted);margin-bottom:20px;font-weight:700}
  .footer-col ul{display:flex;flex-direction:column;gap:12px}
  .footer-col ul a{font-size:.92rem;color:var(--text-2);transition:color .18s ease}
  .footer-col ul a:hover{color:var(--blue-400)}
  .footer-brand p{font-size:.9rem;color:var(--text-2);max-width:34ch;margin:18px 0 22px}
  .footer-brand .logo{margin-bottom:2px}
  .socials{display:flex;gap:12px}
  .socials a{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid var(--border);display:grid;place-items:center;color:var(--text-2);transition:all .18s ease}
  .socials a:hover{color:#fff;background:var(--blue);border-color:var(--blue)}
  .socials svg{width:19px;height:19px}
  .contact-list li{display:flex;align-items:center;gap:11px;font-size:.92rem;color:var(--text-2);margin-bottom:14px}
  .contact-list svg{width:18px;height:18px;color:var(--blue-400);flex-shrink:0}
  .footer-col .btn{margin-top:8px;width:100%;justify-content:center}
  .footer-bottom{border-top:1px solid var(--border);padding-block:24px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px}
  .footer-bottom span{font-size:.85rem;color:var(--text-muted)}
  .footer-bottom ul{display:flex;gap:26px}
  .footer-bottom a{font-size:.85rem;color:var(--text-muted)}
  .footer-bottom a:hover{color:var(--text-2)}

  /* ===== Reveal + Responsive ===== */
  .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
  .reveal.is-visible{opacity:1;transform:none}
  @media (prefers-reduced-motion: reduce){ .reveal{opacity:1;transform:none;transition:none} html{scroll-behavior:auto} }
  @media (max-width:1024px){ .grid-3{grid-template-columns:repeat(2,1fr)} }
  @media (max-width:900px){
    .main-nav__list{display:none}
    .main-nav .btn-primary{display:none}
    .nav-toggle{display:flex}
    .main-nav.open .main-nav__list{display:flex;flex-direction:column;position:absolute;top:74px;left:0;right:0;background:var(--panel);border-bottom:1px solid var(--border);padding:20px 24px;gap:18px;align-items:stretch}
    .main-nav.open .main-nav__list .btn-primary{display:inline-flex;justify-content:center}
    .has-sub{height:auto;display:block}
    .caret{display:none}
    .submenu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;background:transparent;border:none;padding:8px 0 0 14px;min-width:0}
    .submenu a{padding:8px 0}
    .cs-hero__grid,.overview,.seo-wrap,.mobile-wrap{grid-template-columns:1fr;gap:32px}
    .reasons,.conv,.seo-list{grid-template-columns:1fr}
    .cta-band{padding:40px 28px}
  }
  @media (max-width:720px){
    .btn{white-space:normal;text-align:center;max-width:100%}
    .footer-grid{grid-template-columns:1fr 1fr}
    .footer-brand{grid-column:1 / -1}
  }
  @media (max-width:640px){
    .grid-3{grid-template-columns:1fr}
    .sm-hero{grid-template-columns:1fr}
    .section{padding-block:60px}
  }
  @media (max-width:480px){
    .footer-grid{grid-template-columns:1fr}
  }