/* Site navigation – synced from index.html */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
  z-index: 99999;
}

.skip-link:focus,
.skip-link:focus-visible {
  position: fixed;
  left: 0;
  top: 0;
  width: auto;
  height: auto;
  overflow: visible;
  padding: .75rem 1.5rem;
  background: var(--c-600, #2563eb);
  color: #fff;
  font-weight: 700;
  border-radius: 0 0 8px 0;
  outline: none;
  text-decoration: none;
}

#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 1000;
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  background: rgba(15, 23, 42, .45);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,.08);
  border-top: none;
  transition: background .3s ease, backdrop-filter .3s ease, border-color .3s ease, box-shadow .3s ease;
}
#navbar.scrolled {
  background: rgba(15, 23, 42, .92);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-color: rgba(255,255,255,.12);
  box-shadow: 0 8px 32px rgba(0,0,0,.35);
}
#navbar .container {
  height: 100%;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-shrink: 0;
}
.nav-logo-mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: block;
  flex-shrink: 0;
  object-fit: contain;
}
.nav-logo-text {
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -.03em;
}
.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
}
@media (min-width: 1024px) { .nav-links { display: flex; } }
.nav-links a {
  color: rgba(255,255,255,.75);
  font-size: .9375rem;
  font-weight: 500;
  transition: color .2s;
}
.nav-links a:hover { color: #fff; }
.nav-links a:focus-visible,
.nav-link-btn:focus-visible,
.nav-hamburger:focus-visible,
#mobile-menu a:focus-visible,
.mobile-accordion-btn:focus-visible {
  outline: 2px solid var(--c-400);
  outline-offset: 4px;
  border-radius: 8px;
}
.nav-actions {
  display: none;
  align-items: center;
  gap: .75rem;
}
@media (min-width: 768px) { .nav-actions { display: flex; } }
.nav-hamburger {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: .5rem;
  cursor: pointer;
}
@media (min-width: 768px) { .nav-hamburger { display: none; } }
.nav-hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: rgba(255,255,255,.85);
  border-radius: 2px;
  transition: all .3s;
}
/* ── Nav link accent hover ──────────────────────────── */
.nav-links a:hover { color: var(--c-400) !important; }
.nav-links a {
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--c-sky), var(--c-400));
  opacity: 0;
  transform: scaleX(0);
  transition: opacity .2s, transform .2s;
}
.nav-links a:hover::after { opacity: 1; transform: scaleX(1); }

/* ── Dropdown nav item ──────────────────────────────── */
.nav-item {
  position: relative;
}
.nav-link-btn {
  display: flex;
  align-items: center;
  gap: .35rem;
  color: rgba(255,255,255,.75);
  font-size: .9375rem;
  font-weight: 500;
  transition: color .2s;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  position: relative;
}
.nav-link-btn::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--c-sky), var(--c-400));
  opacity: 0;
  transform: scaleX(0);
  transition: opacity .2s, transform .2s;
}
.nav-item:hover .nav-link-btn { color: var(--c-400); }
.nav-item:hover .nav-link-btn::after,
.nav-link-btn[aria-expanded="true"]::after { opacity: 1; transform: scaleX(1); }
.nav-link-btn .chev { transition: transform .22s ease; }
.nav-item:hover .nav-link-btn .chev,
.nav-link-btn[aria-expanded="true"] .chev { transform: rotate(180deg); }

/* ── Dropdown bridge (keeps dropdown open while moving mouse) */
.nav-item::before {
  content: '';
  position: absolute;
  top: 100%;
  left: -24px; right: -24px;
  height: 20px;
}

/* ── Dropdown panel ─────────────────────────────────── */
.nav-dropdown {
  position: absolute;
  top: calc(100% + 20px);
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  width: 920px;
  max-height: 80vh;
  overflow-y: auto;
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 64px rgba(0,0,0,.18), 0 4px 16px rgba(0,0,0,.07);
  border: 1px solid rgba(0,0,0,.06);
  padding: 1.25rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  z-index: 998;
}
.nav-item:hover .nav-dropdown,
.nav-item:focus-within .nav-dropdown,
.nav-item:has(.nav-link-btn[aria-expanded="true"]) .nav-dropdown {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: .2rem;
}
.nav-dd-item {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
  padding: .5rem .6rem;
  border-radius: var(--radius-md);
  transition: background .15s;
  color: inherit;
  text-decoration: none;
}
.nav-dd-item:hover { background: var(--surface-muted); }
.nav-dd-icon {
  width: 34px; height: 34px;
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.nav-dd-icon svg { width: 16px; height: 16px; stroke-width: 1.75; }
.nav-dd-icon.fi-blue   { background: rgba(59,130,246,.1);  color: #3b82f6; }
.nav-dd-icon.fi-green  { background: rgba(34,197,94,.1);   color: #22c55e; }
.nav-dd-icon.fi-violet { background: rgba(139,92,246,.1);  color: #8b5cf6; }
.nav-dd-icon.fi-amber  { background: rgba(245,158,11,.1);  color: #f59e0b; }
.nav-dd-icon.fi-red    { background: rgba(239,68,68,.1);   color: #ef4444; }
.nav-dd-icon.fi-sky    { background: rgba(14,165,233,.1);  color: #0ea5e9; }
.nav-dd-icon.fi-indigo { background: rgba(99,102,241,.1);  color: #6366f1; }
.nav-dd-icon.fi-pink   { background: rgba(236,72,153,.1);  color: #ec4899; }
.nav-dd-icon.fi-teal   { background: rgba(20,184,166,.1);  color: #14b8a6; }
.nav-dd-icon.fi-yellow { background: rgba(234,179,8,.1);   color: #eab308; }
.nav-dd-icon.fi-orange { background: rgba(249,115,22,.1);  color: #f97316; }
.nav-dd-title {
  font-size: .8375rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
  margin-bottom: .15rem;
}
.nav-dd-desc {
  font-size: .75rem;
  color: var(--text-muted);
  line-height: 1.4;
}
.nav-dropdown-footer {
  margin-top: 1.125rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-dd-footer-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .8375rem;
  font-weight: 600;
  color: var(--c-600);
  transition: gap .18s;
}
.nav-dd-footer-link:hover { gap: .65rem; }
.nav-dd-badge {
  font-size: .72rem;
  font-weight: 600;
  padding: .2rem .65rem;
  border-radius: var(--radius-full);
  background: rgba(59,130,246,.1);
  color: var(--c-600);
}

body.mobile-menu-open { overflow: hidden; }

/* Mobile menu */
#mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(9,11,20,.97);
  padding: calc(var(--nav-h) + 1.5rem) 1.5rem calc(1.5rem + env(safe-area-inset-bottom, 0px));
  flex-direction: column;
  gap: 1rem;
}
#mobile-menu.open {
  display: flex;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}
#mobile-menu a {
  color: rgba(255,255,255,.85);
  font-size: 1.25rem;
  font-weight: 600;
  padding: .75rem 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: color .2s;
}
#mobile-menu a:hover { color: var(--c-400); }
#mobile-menu .mobile-cta { margin-top: 1rem; }

/* ── Mobile Accordion (Funktionen) ─────────────────── */
.mobile-accordion { border-bottom: 1px solid rgba(255,255,255,.08); }
.mobile-accordion-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  color: rgba(255,255,255,.85);
  font-size: 1.25rem;
  font-weight: 600;
  padding: .75rem 0;
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}
.mobile-acc-chev { transition: transform .25s; flex-shrink: 0; }
.mobile-accordion-btn.open .mobile-acc-chev { transform: rotate(180deg); }
.mobile-accordion-body {
  display: flex;
  flex-direction: column;
  max-height: 0;
  overflow: hidden;
  padding-bottom: 0;
  gap: 0;
  transition: max-height .35s ease, padding-bottom .35s ease;
}
.mobile-accordion-body.open {
  max-height: min(50vh, 320px);
  overflow-y: auto;
  padding-bottom: .5rem;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
  scrollbar-width: thin;
}
.mobile-accordion-body a {
  color: rgba(255,255,255,.70) !important;
  font-size: 1rem !important;
  font-weight: 500 !important;
  padding: .5rem .75rem !important;
  border-bottom: none !important;
  border-radius: 8px;
}
.mobile-accordion-body a:hover { color: var(--c-400) !important; background: rgba(255,255,255,.06); }

#navbar a.is-active,
#mobile-menu a.is-active {
  color: var(--c-400) !important;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}

/* ============================================================