/* ============================================================
   Klein-Tech e.K. – Redesign 2 (klassisch-corporate)
   Farben & Logos der Bestandsseite: #005a96 / #003c63 / #ff7f00
   Schrift: Exo 2
   ============================================================ */
:root{
  --blue:#005a96;
  --blue-dark:#003c63;
  --blue-mid:#004b7d;
  --orange:#ff7f00;
  --green:#009824;
  --bg:#ffffff;
  --bg-soft:#fafafa;
  --bg-box:#f5f5f5;
  --line:#e5e5e5;
  --ink:#22303c;
  --ink-soft:#5a6875;
  --wrap:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Exo 2',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
h1,h2,h3,h4{color:var(--blue-dark);line-height:1.25;font-weight:700}
p{margin-bottom:1em}
ul.checks{list-style:none;margin:0 0 1em}
ul.checks li{padding:4px 0 4px 28px;position:relative}
ul.checks li::before{content:"";position:absolute;left:0;top:9px;width:16px;height:16px;border-radius:50%;
  background:var(--blue) url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 13l4 4 10-10'/%3E%3C/svg%3E") center/10px no-repeat}

/* ---------- Topbar ---------- */
.topbar{background:var(--blue-dark);color:#fff;font-size:.85rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:38px;gap:14px;flex-wrap:wrap}
.topbar a{color:#fff}
.topbar .tb-group{display:flex;gap:22px;flex-wrap:wrap}
.topbar .tb-item{display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.topbar svg{width:14px;height:14px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* ---------- Header / Navigation ---------- */
header.site{background:#fff;border-bottom:3px solid var(--blue);position:sticky;top:0;z-index:60;box-shadow:0 1px 6px rgba(0,0,0,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:84px;gap:20px}
.brand img{height:44px;width:auto}
nav.main{display:flex;align-items:center;gap:2px}
nav.main a{display:block;padding:10px 11px;font-weight:600;font-size:.93rem;color:var(--ink);border-bottom:3px solid transparent;white-space:nowrap}
nav.main a:hover{color:var(--blue);text-decoration:none}
nav.main a.active{color:var(--blue);border-bottom-color:var(--orange)}
.btn{display:inline-block;font-weight:600;font-size:.95rem;padding:.62em 1.35em;border-radius:4px;border:1px solid transparent;cursor:pointer;text-align:center}
.btn:hover{text-decoration:none}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-mid)}
.btn-orange{background:var(--orange);color:#fff}
.btn-orange:hover{background:#e57200}
.btn-outline{border-color:var(--blue);color:var(--blue);background:#fff}
.btn-outline:hover{background:var(--blue);color:#fff}
.btn-white{background:#fff;color:var(--blue-dark)}
.btn-white:hover{background:var(--bg-box)}
#nav-toggle{display:none}
label.burger{display:none;cursor:pointer;padding:8px}
label.burger span{display:block;width:26px;height:3px;background:var(--blue-dark);margin:5px 0;border-radius:2px}

/* ---------- Hero (Startseite) ---------- */
.hero{background:linear-gradient(180deg,#fff 0%,var(--bg-soft) 100%);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center;padding-top:64px;padding-bottom:68px}
.hero .kicker{color:var(--blue);font-weight:700;text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;margin-bottom:12px}
.hero h1{font-size:clamp(1.9rem,3.8vw,2.9rem);margin-bottom:16px}
.hero p.lead{font-size:1.12rem;color:var(--ink-soft);max-width:34em}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-mark{display:flex;justify-content:center;align-items:center;align-self:center;background:linear-gradient(135deg,var(--blue),var(--blue-dark));border-radius:10px;padding:52px 40px;box-shadow:0 14px 34px rgba(0,60,99,.25)}
.hero-mark img{width:min(200px,60%);filter:brightness(0) invert(1);opacity:.96}
.trustbar{background:var(--blue);color:#fff}
.trustbar .wrap{display:flex;justify-content:space-between;gap:18px;padding-top:16px;padding-bottom:16px;flex-wrap:wrap}
.trustbar .t{display:flex;align-items:baseline;gap:9px;font-size:.95rem}
.trustbar b{font-size:1.35rem;font-weight:800}

/* ---------- Seitentitel-Band (Unterseiten) ---------- */
.pagehead{background:var(--blue-dark);color:#fff}
.pagehead .wrap{padding-top:40px;padding-bottom:40px}
.pagehead h1{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem)}
.pagehead .crumbs{font-size:.85rem;color:rgba(255,255,255,.75);margin-bottom:8px}
.pagehead .crumbs a{color:rgba(255,255,255,.9)}
.pagehead p.sub{color:rgba(255,255,255,.85);max-width:52em;margin:10px 0 0}

/* ---------- Sektionen ---------- */
section.block{padding:58px 0}
section.block.alt{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{margin-bottom:34px}
.sec-head h2{font-size:clamp(1.45rem,2.6vw,1.9rem);padding-bottom:12px;position:relative}
.sec-head h2::after{content:"";position:absolute;left:0;bottom:0;width:64px;height:4px;background:var(--orange)}
.sec-head.center{text-align:center}
.sec-head.center h2::after{left:50%;transform:translateX(-50%)}
.sec-head p{color:var(--ink-soft);margin:12px 0 0;max-width:56em}
.sec-head.center p{margin-left:auto;margin-right:auto}

/* ---------- Karten ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:4px;padding:26px;display:flex;flex-direction:column}
.card:hover{box-shadow:0 6px 18px rgba(0,60,99,.12)}
.card h3{font-size:1.15rem;margin-bottom:8px}
.card p{color:var(--ink-soft);font-size:.96rem;margin-bottom:0}
.card .ic{width:46px;height:46px;border-radius:4px;background:var(--blue);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card .ic svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.card .more{margin-top:auto;padding-top:16px;font-weight:600;font-size:.93rem}
.card .more::after{content:" »"}

/* Leistungsliste (kompakt) */
.svc-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.svc-item{background:#fff;border:1px solid var(--line);border-left:4px solid var(--blue);border-radius:4px;padding:14px 16px;font-weight:600;font-size:.95rem;color:var(--blue-dark)}

/* ---------- Zweispalter mit Seitenleiste ---------- */
.layout{display:grid;grid-template-columns:1fr 300px;gap:36px;align-items:start;padding-top:52px;padding-bottom:52px}
main.content h2{font-size:1.5rem;margin:0 0 14px;padding-bottom:10px;border-bottom:2px solid var(--line);position:relative}
main.content h2::after{content:"";position:absolute;left:0;bottom:-2px;width:64px;height:2px;background:var(--orange)}
main.content h3{font-size:1.13rem;margin:26px 0 8px}
main.content section + section{margin-top:44px}
main.content .note{background:var(--bg-soft);border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:4px;padding:16px 18px;font-size:.95rem}

/* Seitenleisten-Boxen (Anlehnung an Bestandsseite) */
aside .box{border:1px solid var(--line);border-radius:4px;overflow:hidden;margin-bottom:22px;background:#fff}
aside .box .box-head{background:var(--blue);color:#fff;font-weight:700;padding:10px 16px;font-size:.98rem}
aside .box .box-body{padding:16px}
aside .box .box-body p{margin-bottom:.6em;font-size:.94rem}
.hours{width:100%;border-collapse:collapse;font-size:.93rem}
.hours td{padding:4px 0;border-bottom:1px dashed var(--line)}
.hours tr:last-child td{border-bottom:0}
.hours td:last-child{text-align:right;color:var(--ink-soft)}
.ct{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px;font-size:.94rem}
.ct svg{width:18px;height:18px;stroke:var(--blue);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex:none;margin-top:3px}

/* ---------- CTA-Band ---------- */
.cta-band{background:var(--blue);color:#fff}
.cta-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:22px;padding-top:34px;padding-bottom:34px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:1.45rem}
.cta-band p{color:rgba(255,255,255,.85);margin:4px 0 0;max-width:44em}

/* ---------- Footer ---------- */
footer.site{background:var(--blue-dark);color:rgba(255,255,255,.78);font-size:.93rem}
.foot{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:34px;padding:50px 0 34px}
.foot img.flogo{height:104px;margin-bottom:14px}
.foot b{display:block;color:#fff;font-size:.85rem;text-transform:uppercase;letter-spacing:.09em;margin-bottom:12px}
.foot a{display:block;color:rgba(255,255,255,.78);padding:3px 0}
.foot a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.15)}
.foot-bottom .wrap{display:flex;justify-content:space-between;gap:12px;padding-top:16px;padding-bottom:16px;flex-wrap:wrap}

/* ---------- Responsive ---------- */
@media (max-width:1160px){
  nav.main{position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;
    border-bottom:3px solid var(--blue);box-shadow:0 12px 20px rgba(0,0,0,.12);display:none}
  nav.main a{border-bottom:1px solid var(--line);padding:14px 22px;font-size:.95rem}
  nav.main a.active{border-left:4px solid var(--orange);border-bottom-color:var(--line)}
  #nav-toggle:checked ~ nav.main{display:flex}
  label.burger{display:block}
}
@media (max-width:940px){
  .hero .wrap{grid-template-columns:1fr}
  .hero-mark{display:none}
  .grid-3,.svc-list{grid-template-columns:repeat(2,1fr)}
  .layout{grid-template-columns:1fr}
  .foot{grid-template-columns:repeat(2,1fr)}
  .nav .btn{display:none}
}
@media (max-width:600px){
  .grid-3,.grid-2,.svc-list{grid-template-columns:1fr}
  .foot{grid-template-columns:1fr}
  .topbar .tb-group{gap:12px}
  .trustbar .wrap{justify-content:flex-start}
}