/* =========================
   Basis
========================= */
:root{
  --brand-700:#0369a1;
  --brand-800:#0b3a57;
  --border:#e5e7eb;
  --text:#0f172a;
  --muted:#64748b;
  --bg:#ffffff;
  --soft:#f8fafc;
  --ring: rgba(3,105,161,.18);
}

*{ box-sizing:border-box; }
body{
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
}

/* =========================
   Topbar
========================= */
.topbar a{ text-decoration:none; }
.topbar a:hover{ text-decoration:underline; }

/* =========================
   Header / Navbar
========================= */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header.is-scrolled{
  box-shadow: 0 6px 18px rgba(15,23,42,.08);
}

.header-inner{
  max-width: 72rem; /* max-w-6xl */
  margin: 0 auto;
  padding: 0.9rem 1rem;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 1rem;
}

/* Brand */
.brand{
  display:flex;
  align-items:center;
  gap:.9rem;
  text-decoration:none;
  color: inherit;
}

.brand img{
  height: 220px;          /* groß, aber Header bleibt elegant */
  width:auto;
  max-width: 260px;
  object-fit: contain;
}

@media (max-width: 640px){
  .brand img{ height: 66px; }
}

/* Nav */
.main-nav{
  display:none;
  align-items:center;
  gap:.25rem; /* wir geben den Links Padding */
}

.main-nav a{
  color: var(--text);
  text-decoration:none;
  padding: .55rem .75rem;
  border-radius: .85rem;
  font-size: .95rem;
  line-height: 1;
  transition: background .15s ease, color .15s ease, transform .15s ease;
}

.main-nav a:hover{
  background: rgba(3,105,161,.08);
  color: var(--brand-800);
}

.main-nav a:active{
  transform: translateY(1px);
}

/* Active Link (auf jeder Seite setzen: class="is-active") */
.main-nav a.is-active{
  background: rgba(3,105,161,.12);
  color: var(--brand-800);
  font-weight: 600;
}

/* Desktop nav sichtbar */
@media (min-width: 900px){
  .main-nav{ display:flex; }
}

/* CTA Button */
.header-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  background: var(--brand-700);
  color:#fff;
  text-decoration:none;
  padding: .7rem 1rem;
  border-radius: 1rem;
  font-size:.95rem;
  font-weight: 600;
  transition: background .15s ease, transform .15s ease, box-shadow .15s ease;
  box-shadow: 0 6px 14px rgba(3,105,161,.18);
  white-space: nowrap;
}
.header-cta:hover{
  background: var(--brand-800);
}
.header-cta:active{
  transform: translateY(1px);
}

/* =========================
   Mobile Menü
========================= */
.nav-toggle{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width: 44px;
  height: 44px;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: #fff;
  cursor:pointer;
  transition: box-shadow .15s ease, border-color .15s ease;
}
.nav-toggle:focus{
  outline:none;
  box-shadow: 0 0 0 6px var(--ring);
  border-color: rgba(3,105,161,.35);
}
.nav-toggle svg{ width: 22px; height: 22px; }

/* Toggle nur mobile sichtbar */
@media (min-width: 900px){
  .nav-toggle{ display:none; }
}

/* Panel */
.mobile-nav{
  display:none;
  border-top: 1px solid var(--border);
  background: #fff;
}
.mobile-nav.is-open{ display:block; }

.mobile-nav-inner{
  max-width: 72rem;
  margin: 0 auto;
  padding: .75rem 1rem 1rem;
  display:grid;
  gap:.5rem;
}

.mobile-nav a{
  text-decoration:none;
  color: var(--text);
  padding: .8rem .9rem;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: #fff;
  transition: background .15s ease, border-color .15s ease;
}
.mobile-nav a:hover{
  background: rgba(3,105,161,.06);
  border-color: rgba(3,105,161,.25);
}
.mobile-nav a.is-active{
  background: rgba(3,105,161,.10);
  border-color: rgba(3,105,161,.35);
  font-weight: 600;
  color: var(--brand-800);
}

/* =========================
   Hero / Layout
========================= */
.hero{ padding: 3.5rem 1rem; }
.hero-inner{
  max-width: 72rem;
  margin: 0 auto;
  display:grid;
  gap: 2.5rem;
}
@media (min-width: 1024px){
  .hero-inner{
    grid-template-columns: 1.15fr .85fr;
    align-items:start;
  }
}

/* Info Box */
.info-box{
  background: var(--soft);
  border: 1px solid var(--border);
  border-radius: 1.5rem;
  padding: 1.5rem;
}

/* Optional: hübschere Listenpunkte */
.bullet p{ margin: .35rem 0; }

/* Footer Links */
.footer-links a{ text-decoration:none; }
.footer-links a:hover{ text-decoration:underline; }

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;

  /* Gradient-Hintergrund */
  background: linear-gradient(90deg,
    rgba(3,105,161,.18) 0%,
    rgba(255,255,255,.92) 40%,
    rgba(11,58,87,.12) 100%
  );

  /* Glas-Effekt bleibt */
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

/* =========================
   Footer mit Gradient
========================= */
.site-footer{
  position: relative;
  border-top: 1px solid var(--border);

  /* dezenter Verlauf */
  background: linear-gradient(90deg,
    rgba(3,105,161,.14) 0%,
    rgba(255,255,255,.96) 45%,
    rgba(11,58,87,.14) 100%
  );
}

/* weißes Overlay für Lesbarkeit */
.site-footer::before{
  content:"";
  position:absolute;
  inset:0;
  background: rgba(255,255,255,.88);
  pointer-events:none;
}

/* Inhalt über dem Overlay */
.site-footer > *{
  position: relative;
}