/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 500;
  background: oklch(99% 0.002 240 / 0.92);
  backdrop-filter: none; /* siehe Memory: backdrop-filter fängt fixierte Drawer — bewusst aus */
  border-bottom: 1px solid var(--border);
  transition: padding var(--transition-fast), box-shadow var(--transition-fast);
}
.site-header.is-condensed {
  box-shadow: var(--shadow-sm);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.4rem;
  transition: padding var(--transition-fast);
}
.site-header.is-condensed .site-header__bar {
  padding-block: 0.7rem;
}

.site-logo {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  line-height: 1.2;
}
.site-logo span {
  display: block;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.5rem);
}
.primary-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.5vw, 2.25rem);
  list-style: none;
  margin: 0; padding: 0;
}
.primary-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  font-size: var(--step--1);
  padding: 0.4rem 0.1rem;
  position: relative;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--accent-dark);
  transition: right var(--transition-fast);
}
.primary-nav a:hover::after,
.primary-nav a[aria-current="page"]::after { right: 0; }

/* Dropdown für Unterpunkte (z. B. Leistungen -> Detailseiten) */
.primary-nav .menu-item-has-children { position: relative; }
.primary-nav .sub-menu {
  list-style: none;
  margin: 0; padding: 0.5rem;
  position: absolute;
  top: 100%; left: 50%;
  transform: translate(-50%, 8px);
  min-width: 240px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.primary-nav .menu-item-has-children:hover > .sub-menu,
.primary-nav .menu-item-has-children:focus-within > .sub-menu {
  transform: translate(-50%, 0);
  opacity: 1;
  pointer-events: auto;
}
.primary-nav .sub-menu li { width: 100%; }
.primary-nav .sub-menu a {
  display: block;
  padding: 0.65rem 0.85rem;
  white-space: nowrap;
  font-size: var(--step--1);
}
.primary-nav .sub-menu a::after { display: none; }
.primary-nav .sub-menu a:hover { background: var(--bg-alt); border-radius: var(--radius); }

.header-cta { display: flex; align-items: center; gap: 0.85rem; }
.header-cta .btn { white-space: nowrap; }

.burger {
  display: none;
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0;
  position: relative;
  flex: 0 0 auto;
}
.burger span, .burger::before, .burger::after {
  content: "";
  position: absolute;
  left: 11px; right: 11px;
  height: 2px;
  background: var(--primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}
.burger::before { top: 15px; }
.burger span { top: 21px; }
.burger::after { top: 27px; }
.burger[aria-expanded="true"]::before { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"]::after { transform: translateY(-6px) rotate(-45deg); }
.burger[aria-expanded="true"] span { opacity: 0; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--primary);
  color: oklch(96% 0.01 235 / 0.92);
  padding-block: var(--space-m) var(--space-s);
  margin-top: var(--space-l);
}
.site-footer a { color: oklch(100% 0 0); }
.site-footer .grid-12 { row-gap: 2.5rem; }
.footer-brand { grid-column: span 4; }
.footer-brand .site-logo { color: var(--white); }
.footer-brand .site-logo span { color: oklch(90% 0.01 235 / 0.75); }
.footer-col { grid-column: span 4; }
.footer-col h4 { color: var(--white); font-size: var(--step-0); }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.6rem; }
.footer-contact-line {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.footer-contact-line .icon { flex-shrink: 0; }
.footer-bottom {
  grid-column: 1 / -1;
  border-top: 1px solid oklch(100% 0 0 / 0.15);
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: var(--step--1);
  color: oklch(92% 0.01 235 / 0.7);
}
.footer-bottom ul { display: flex; gap: 1.5rem; list-style: none; margin: 0; padding: 0; }

/* ---------- Contact / list rows shared ---------- */
.contact-line {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.contact-line .icon { flex-shrink: 0; }