/* ==========================================================================
   Layout — Header, Navigation, Mobile-Drawer, Footer, Breakout
   ========================================================================== */

/* -------- Header -------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(97% 0.004 90 / 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: padding var(--duration-ui) var(--ease-out), box-shadow var(--duration-ui) var(--ease-out);
}
.site-header.is-condensed { box-shadow: var(--shadow-sm); }

.header-inner {
  width: min(100% - (var(--gutter) * 2), var(--container));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xs);
  height: var(--header-h);
  transition: height var(--duration-ui) var(--ease-out);
}
.site-header.is-condensed .header-inner { height: var(--header-h-shrunk); }

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}
.brand-logo {
  height: 48px;
  width: auto;
  max-width: 200px;
  object-fit: contain;
  flex: 0 0 auto;
  transition: height var(--duration-ui) var(--ease-out);
}
.site-header.is-condensed .brand-logo { height: 38px; }
.brand-logo .logo-bg { fill: var(--accent); }
.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.18;
  color: var(--primary);
  max-width: 320px;
}

.primary-nav { display: flex; }
.primary-nav ul {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2vw, 2.25rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
.primary-nav li { margin: 0; position: relative; }
.primary-nav a {
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--fg);
  padding: 0.4em 0;
  position: relative;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 2px;
  background: var(--accent);
  transition: right var(--duration-ui) var(--ease-out);
}
.primary-nav a:hover::after,
.primary-nav a:focus-visible::after { right: 0; }

.primary-nav .sub-menu {
  list-style: none;
  margin: 0;
  padding: 0.6rem;
  position: absolute;
  top: calc(100% + 0.6rem);
  left: 0;
  min-width: 240px;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--duration-ui) var(--ease-out), transform var(--duration-ui) var(--ease-out), visibility var(--duration-ui);
  z-index: 60;
}
.primary-nav li:hover > .sub-menu,
.primary-nav li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.primary-nav .sub-menu a { display: block; padding: 0.55em 0.7em; font-size: 0.92rem; }
.primary-nav .sub-menu a::after { display: none; }
.primary-nav .sub-menu a:hover { color: var(--accent); }

.header-cta { flex: 0 0 auto; }

.burger {
  display: none;
  flex: 0 0 auto;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0;
}
.burger-box {
  position: relative;
  display: inline-block;
  width: 20px;
  height: 14px;
}
.burger-box span,
.burger-box span::before,
.burger-box span::after {
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  background: var(--primary);
  transition: transform var(--duration-ui) var(--ease-out), opacity var(--duration-ui) var(--ease-out), top var(--duration-ui) var(--ease-out);
}
.burger-box span { top: 6px; }
.burger-box span::before { content: ""; top: -6px; }
.burger-box span::after { content: ""; top: 6px; }
.burger[aria-expanded="true"] .burger-box span { background: transparent; }
.burger[aria-expanded="true"] .burger-box span::before { top: 0; transform: rotate(45deg); }
.burger[aria-expanded="true"] .burger-box span::after { top: 0; transform: rotate(-45deg); }

/* -------- Mobile Drawer (Geschwister von <header>, NICHT Kind) -------- */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: oklch(22% 0.015 255 / 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-ui) var(--ease-out), visibility var(--duration-ui);
  z-index: 70;
}
.mobile-drawer-backdrop.is-open { opacity: 1; visibility: visible; }

.mobile-drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(86vw, 380px);
  background: var(--bg-raised);
  border-left: 1px solid var(--border);
  z-index: 80;
  transform: translateX(100%);
  transition: transform var(--duration-ui) var(--ease-out);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: var(--space-xs) var(--space-s);
}
.mobile-drawer.is-open { transform: translateX(0); }

.mobile-drawer-head {
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--space-xs);
}
.mobile-drawer-close {
  width: 40px; height: 40px;
  border: 1px solid var(--border-strong);
  background: none;
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.mobile-drawer-close svg { width: 18px; height: 18px; }

.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: contents;
}
.mobile-drawer nav { display: flex; flex-direction: column; }
.mobile-drawer nav li { margin: 0; border-bottom: 1px solid var(--border); }
.mobile-drawer nav a {
  display: block;
  padding: 0.95em 0.1em;
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--primary);
}
.mobile-drawer nav .sub-menu { list-style: none; margin: 0 0 0.4em; padding: 0 0 0 1rem; display: contents; }
.mobile-drawer nav .sub-menu a { font-size: 1rem; font-family: var(--font-body); color: var(--fg-muted); padding: 0.6em 0.1em; }

.mobile-drawer-contact { margin-top: var(--space-s); display: flex; flex-direction: column; gap: 0.75rem; }

@media (max-width: 900px) {
  .primary-nav { display: none; }
  .header-cta { display: none; }
  .burger { display: flex; }
  .site-header { backdrop-filter: none; -webkit-backdrop-filter: none; background: var(--bg); }
  .primary-nav a:hover::after,
  .primary-nav li:hover > .sub-menu { transform: none; opacity: 0; visibility: hidden; }
}

/* -------- Footer -------- */
.site-footer {
  background: var(--primary);
  color: oklch(97% 0.004 90 / 0.85);
  padding: var(--space-l) 0 var(--space-m);
  margin-top: var(--space-xl);
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--grid-gap);
}
.footer-brand { grid-column: span 4; }
.footer-brand .brand-logo .logo-bg { fill: var(--accent); }
.footer-brand .brand-name { color: #fff; }
.footer-col { grid-column: span 4; }
.footer-col h6 { color: oklch(97% 0.004 90 / 0.6); font-size: 0.8rem; margin-bottom: 1em; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 0.65em; }
.footer-col a { color: oklch(97% 0.004 90 / 0.88); transition: color var(--duration-ui) var(--ease-out); }
.footer-col a:hover { color: var(--accent); }
.footer-contact-row { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.7em; }
.footer-contact-row svg { flex-shrink: 0; color: var(--accent); }
.footer-bottom {
  margin-top: var(--space-m);
  padding-top: var(--space-xs);
  border-top: 1px solid oklch(97% 0.004 90 / 0.14);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.86rem;
  color: oklch(97% 0.004 90 / 0.55);
}
.footer-legal-links { display: flex; gap: 1.5rem; flex-wrap: wrap; list-style: none; margin: 0; padding: 0; }
.footer-legal-links a { color: oklch(97% 0.004 90 / 0.65); }
.footer-legal-links a:hover { color: var(--accent); }

@media (max-width: 900px) {
  .footer-brand, .footer-col { grid-column: span 12; }
  .footer-col { margin-top: var(--space-xs); }
}

/* -------- Grid-Breakout (für den bewussten überbreiten Bruch) -------- */
.breakout {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}