/* ==========================================================================
   Herzlicht — Layout: Header, Navigation, Footer, Grid-Grundgerüst
   ========================================================================== */

.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(97.5% 0.014 88 / 0.86);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid oklch(34% 0.05 155 / 0.08);
  transition: padding var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.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: 1.35rem;
  transition: padding var(--dur-base) var(--ease-out);
}
.site-header.is-condensed .site-header__bar{ padding-block: .8rem; }

.brand{
  display: flex;
  align-items: center;
  gap: .7rem;
  text-decoration: none;
  color: var(--sage-dark);
  font-family: 'Fraunces', serif;
}
.brand__mark{ width: 40px; height: 40px; flex: 0 0 auto; transition: transform var(--dur-base) var(--ease-out); }
.site-header.is-condensed .brand__mark{ width: 32px; height: 32px; }
.brand__text{ display: flex; flex-direction: column; line-height: 1.1; }
.brand__name{ font-size: 1.28rem; font-weight: 600; }
.brand__tag{ font-family: 'Figtree', sans-serif; font-size: .72rem; letter-spacing: .06em; color: var(--text-muted); font-weight: 500; }

.primary-nav{ display: flex; align-items: center; gap: 2.1rem; }
.primary-nav ul{ display: flex; align-items: center; gap: 2.1rem; list-style: none; margin: 0; padding: 0; }
.primary-nav a{
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: .98rem;
  position: relative;
  padding-block: .3em;
}
.primary-nav a::after{
  content: '';
  position: absolute; left: 0; right: 100%; bottom: 0;
  height: 2px; background: var(--terracotta); border-radius: 2px;
  transition: right var(--dur-base) var(--ease-out);
}
.primary-nav a:hover::after, .primary-nav a:focus-visible::after, .primary-nav .current-menu-item a::after{ right: 0; }

.header-actions{ display: flex; align-items: center; gap: 1rem; }
.header-call{
  display: none;
  align-items: center;
  gap: .55rem;
  font-weight: 600;
  color: var(--sage-dark);
  text-decoration: none;
  font-size: .95rem;
}
@media (min-width: 1080px){ .header-call{ display: inline-flex; } }

.menu-toggle{
  display: none;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  border-radius: var(--radius-sm);
  border: 1.5px solid oklch(34% 0.05 155 / 0.18);
  background: var(--surface);
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}
.menu-toggle span{ width: 20px; height: 2px; background: var(--sage-dark); border-radius: 2px; transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-fast); }
.menu-toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 899px){
  .primary-nav{
    position: fixed;
    inset: 0 0 0 auto;
    width: min(86vw, 380px);
    height: 100dvh;
    background: var(--surface);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: 6.5rem 2rem 2rem;
    transform: translateX(100%);
    transition: transform var(--dur-base) var(--ease-out);
    box-shadow: var(--shadow-lg);
    overflow-y: auto;
    /* translateX(100%) verschiebt das Panel bei geschlossenem Menü im Layout-Baum
       jenseits des Viewports — ohne Clipping zählt das zur Dokumentbreite und
       erzeugt horizontales Scrollen auf Mobile. overflow-x, nicht overflow (Shorthand),
       damit das bestehende overflow-y:auto fürs Scrollen langer Menüs erhalten bleibt. */
    overflow-x: hidden;
  }
  .primary-nav.is-open{ transform: translateX(0); }
  .primary-nav ul{ flex-direction: column; align-items: flex-start; gap: 1.5rem; width: 100%; }
  .primary-nav a{ font-size: 1.15rem; }
  .header-call{ display: inline-flex; margin-top: 2rem; padding-top: 2rem; border-top: 1px solid oklch(34% 0.05 155/.12); }
  .menu-toggle{ display: inline-flex; }
}

.nav-overlay{
  position: fixed; inset: 0; background: oklch(20% 0.03 155 / 0.4);
  opacity: 0; pointer-events: none; transition: opacity var(--dur-base) var(--ease-out);
  z-index: 90;
}
.nav-overlay.is-visible{ opacity: 1; pointer-events: auto; }

/* Grid-Grundgerüst laut Spec */
.grid-12{
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
}

/* Footer */
.site-footer{
  background: var(--sage-dark);
  color: var(--on-dark-muted);
  padding-block: clamp(3.5rem, 6vw, 6rem) 2.2rem;
  margin-top: clamp(4rem, 8vw, 8rem);
  position: relative;
  overflow: hidden;
}
.site-footer a{ color: var(--on-dark); }
.site-footer a.btn--on-dark{ color: var(--sage-dark); }
.footer-grid{
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  position: relative;
  z-index: 1;
}
@media (max-width: 900px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px){
  .footer-grid{ grid-template-columns: 1fr; }
}
.footer-brand{ display: flex; align-items: center; gap: .6rem; color: var(--on-dark); font-family: 'Fraunces', serif; font-size: 1.3rem; margin-bottom: 1rem; text-decoration: none; }
.footer-brand .icon{ width: 32px; height: 32px; }
.footer-col h4{ color: var(--on-dark); font-size: 1rem; font-family: 'Figtree', sans-serif; font-weight: 700; letter-spacing: .03em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer-col ul{ list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: .7rem; }
.footer-col a{ text-decoration: none; opacity: .92; }
.footer-col a:hover{ text-decoration: underline; }
.footer-contact-row{ display: flex; align-items: center; gap: .6rem; margin-bottom: .8rem; }
.footer-contact-row .icon{ color: var(--terracotta); }
.footer-bottom{
  border-top: 1px solid oklch(96% 0.012 95 / 0.16);
  margin-top: clamp(2.5rem, 4vw, 3.5rem);
  padding-top: 1.6rem;
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between;
  font-size: .88rem;
  position: relative; z-index: 1;
}
.footer-bottom ul{ list-style: none; display: flex; gap: 1.4rem; padding: 0; margin: 0; flex-wrap: wrap; }