/* ===== Georg Stadler IT-Dienstleistungen – Stylesheet ===== */
:root{
  --indigo:#2b3a67;
  --indigo-light:#5468b0;
  --ink:#1f2430;
  --muted:#6b7280;
  --bg:#f7f8fb;
  --card:#ffffff;
  --line:#e6e8ef;
  --radius:16px;
  --shadow:0 6px 24px rgba(31,36,48,.08);
  --maxw:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Segoe UI','Helvetica Neue',Arial,system-ui,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;
}
a{color:var(--indigo-light);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* Header */
header{position:sticky;top:0;z-index:50;background:rgba(247,248,251,.85);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav img{height:38px;width:auto;display:block}
.nav ul{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.nav a{color:var(--ink);font-weight:500}
.nav a:hover{color:var(--indigo-light);text-decoration:none}
.menu-toggle{display:none;background:none;border:0;font-size:26px;cursor:pointer;color:var(--indigo)}

/* Hero */
.hero{padding:96px 0 72px;background:
  radial-gradient(1200px 400px at 80% -10%, rgba(84,104,176,.12), transparent 60%);}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.1;margin:0 0 18px;color:var(--indigo)}
.hero p.lead{font-size:1.25rem;color:var(--muted);max-width:620px;margin:0 0 32px}
.btn{display:inline-block;background:linear-gradient(90deg,var(--indigo),var(--indigo-light));
  color:#fff;padding:14px 28px;border-radius:999px;font-weight:600;box-shadow:var(--shadow)}
.btn:hover{text-decoration:none;opacity:.94;transform:translateY(-1px)}
.btn.secondary{background:#fff;color:var(--indigo);border:1px solid var(--line);box-shadow:none;margin-left:12px}

/* Sections */
section{padding:72px 0}
.section-title{text-align:center;margin:0 0 12px;font-size:2rem;color:var(--indigo)}
.section-sub{text-align:center;color:var(--muted);max-width:640px;margin:0 auto 48px}

/* Services grid */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);transition:transform .15s ease,box-shadow .15s ease}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(31,36,48,.12)}
.card .ic{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--indigo),var(--indigo-light));color:#fff;margin-bottom:16px}
.card h3{margin:0 0 8px;font-size:1.15rem;color:var(--ink)}
.card p{margin:0;color:var(--muted);font-size:.98rem}

/* About */
.about{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.about .wrap{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about img{width:100%;max-width:360px;filter:drop-shadow(0 10px 24px rgba(43,58,103,.15))}
.about ul{padding-left:0;list-style:none}
.about li{padding:8px 0 8px 30px;position:relative}
.about li::before{content:"✓";position:absolute;left:0;color:var(--indigo-light);font-weight:700}

/* Contact */
.contact{text-align:center}
.contact .box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:40px;box-shadow:var(--shadow);max-width:520px;margin:0 auto}
.contact a.mail{font-size:1.3rem;font-weight:600}

/* Footer */
footer{background:var(--indigo);color:#cfd6ef;padding:40px 0}
footer .fwrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:center}
footer a{color:#fff}
footer .links{display:flex;gap:20px}
footer small{color:#aab4e8}

/* Legal pages */
.legal{max-width:820px;margin:0 auto;padding:56px 24px}
.legal h1{color:var(--indigo)}
.legal h2{color:var(--indigo);margin-top:36px;font-size:1.3rem}
.legal p,.legal li{color:#39414f}
.back{display:inline-block;margin-bottom:24px}

@media (max-width:820px){
  .grid{grid-template-columns:1fr}
  .about .wrap{grid-template-columns:1fr;text-align:center}
  .about img{margin:0 auto}
  .about li{text-align:left}
  .nav ul{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;
    flex-direction:column;padding:16px 24px;border-bottom:1px solid var(--line);gap:14px}
  .nav ul.open{display:flex}
  .menu-toggle{display:block}
  .btn.secondary{margin-left:0;margin-top:12px}
}