/* ==========================================================================
   Layout: Grid, Header/Navigation, Footer, Sektionsrhythmus
   ========================================================================== */

.container{
  width: 100%;
  max-width: 1320px;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

.grid-12{
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(1rem, 3vw, 2.5rem);
}

/* versetztes Raster: Hilfsklassen fuer Start-Spalten */
.cs-1{ grid-column-start: 1; } .cs-2{ grid-column-start: 2; } .cs-3{ grid-column-start: 3; }
.cs-4{ grid-column-start: 4; } .cs-5{ grid-column-start: 5; } .cs-6{ grid-column-start: 6; }
.span-4{ grid-column: span 4; } .span-5{ grid-column: span 5; } .span-6{ grid-column: span 6; }
.span-7{ grid-column: span 7; } .span-8{ grid-column: span 8; } .span-9{ grid-column: span 9; }
.span-10{ grid-column: span 10; } .span-12{ grid-column: span 12; }

/* Sektions-Rhythmus: weit - eng - weit, sichtbar unterschiedliche Abstaende */
.section{ padding-block: var(--space-m); }
.section--s{ padding-block: var(--space-s); }
.section--l{ padding-block: var(--space-l); }
.section--xl{ padding-block: var(--space-xl); }
.section--warm{ background: var(--bg-warm); }
.section--muted{ background: var(--bg-muted); }
.section--dark{ background: var(--primary); color: #fff; }
.section--dark h1, .section--dark h2, .section--dark h3{ color: #fff; }
.section--dark .lede{ color: rgba(255,255,255,0.82); }

.sr-only{
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ---------- Header ---------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid var(--line);
  transition: padding var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out);
}
.site-header.is-scrolled{
  box-shadow: var(--shadow-2);
}
.site-header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding-block: 1.35rem;
  transition: padding-block var(--dur-med) var(--ease-out);
}
.site-header.is-scrolled .site-header__inner{
  padding-block: 0.7rem;
}

.site-logo{
  display: flex;
  flex-direction: column;
  line-height: 1.05;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.4rem;
  color: var(--primary);
  flex: 0 0 auto;
}
.site-logo span{ color: var(--accent-deep); font-style: italic; }
.site-logo small{
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.6rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.2rem;
}

.site-nav{ display: flex; }
.site-nav ul{ display: flex; align-items: center; gap: 2.1rem; }
.site-nav li{ position: relative; }
.site-nav a{
  font-weight: 600;
  font-size: 0.98rem;
  padding: 0.5rem 0.1rem;
  border-bottom: 2px solid transparent;
  transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}
.site-nav a:hover, .site-nav a:focus-visible{
  color: var(--accent-deep);
  border-bottom-color: var(--accent-deep);
}

/* Dropdown (Leistungen-Untermenue) - Desktop */
.site-nav .menu-item-has-children > a::after{
  content: '';
  display: inline-block;
  width: 0.4em; height: 0.4em;
  margin-left: 0.4em;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}
.site-nav .sub-menu{
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-2);
  padding: 0.6rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out), visibility var(--dur-fast);
}
.site-nav .menu-item-has-children:hover > .sub-menu,
.site-nav .menu-item-has-children:focus-within > .sub-menu{
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.site-nav .sub-menu li{ width: 100%; }
.site-nav .sub-menu a{
  display: block;
  padding: 0.55rem 0.7rem;
  border-radius: 4px;
  border-bottom: none;
  font-weight: 500;
}
.site-nav .sub-menu a:hover{ background: var(--bg-muted); border-bottom: none; }

.site-header__cta{ flex: 0 0 auto; }

/* Burger */
.burger{
  display: none;
  width: 44px; height: 44px;
  align-items: center; justify-content: center;
  background: none; border: none; cursor: pointer;
  flex: 0 0 auto;
  padding: 0;
}
.burger__box{ position: relative; width: 24px; height: 16px; display: block; }
.burger__bar{
  position: absolute;
  left: 0; width: 100%; height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: transform var(--dur-med) var(--ease-out), opacity var(--dur-fast) var(--ease-out), top var(--dur-med) var(--ease-out);
}
.burger__bar:nth-child(1){ top: 0; }
.burger__bar:nth-child(2){ top: 7px; }
.burger__bar:nth-child(3){ top: 14px; }
.burger[aria-expanded="true"] .burger__bar:nth-child(1){ top: 7px; transform: rotate(45deg); }
.burger[aria-expanded="true"] .burger__bar:nth-child(2){ opacity: 0; }
.burger[aria-expanded="true"] .burger__bar:nth-child(3){ top: 7px; transform: rotate(-45deg); }

/* Mobile Drawer -- direktes Kind von body, NICHT von header */
.mobile-drawer{
  position: fixed;
  top: 0; right: 0;
  width: min(86vw, 380px);
  height: 100vh;
  height: 100dvh;
  background: var(--primary);
  color: #fff;
  z-index: 200;
  padding: 6rem 2rem 2rem;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform var(--dur-med) var(--ease-out);
}
.mobile-drawer.is-open{ transform: translateX(0); }
.drawer-close{
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  width: 44px; height: 44px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}
.drawer-close:hover{ background: rgba(255,255,255,0.2); }
.drawer-close:active{ transform: scale(0.95); }
.drawer-close .icon{ width: 22px; height: 22px; }
.mobile-drawer ul{ display: flex; flex-direction: column; }
.mobile-drawer > nav > ul{ display: contents; }
.mobile-drawer li{ border-bottom: 1px solid rgba(255,255,255,0.14); }
.mobile-drawer a{
  display: block;
  padding: 1.05rem 0.1rem;
  font-family: var(--font-display);
  font-size: 1.3rem;
}
.mobile-drawer .sub-menu{ padding-left: 1rem; }
.mobile-drawer .sub-menu a{ font-size: 1.05rem; padding-block: 0.7rem; font-family: var(--font-body); font-weight: 600; }
.mobile-drawer__contact{
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.14);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.mobile-drawer__contact a{ display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-body); font-size: 1rem; }

.drawer-overlay{
  position: fixed; inset: 0;
  background: rgba(27,58,75,0.45);
  z-index: 150;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-med) var(--ease-out), visibility var(--dur-med);
}
.drawer-overlay.is-open{ opacity: 1; visibility: visible; }

/* ---------- Footer ---------- */
.site-footer{
  background: var(--primary);
  color: rgba(255,255,255,0.88);
  padding-block: var(--space-m) var(--space-s);
}
.site-footer h4{ color: #fff; font-family: var(--font-body); }
.site-footer a:hover{ color: var(--accent); }
.footer-grid{
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3rem);
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.16);
}
.footer-grid .contact-line{
  display: flex; align-items: center; gap: 0.6rem;
  margin-bottom: 0.7rem;
  color: rgba(255,255,255,0.82);
}
.footer-grid ul li{ margin-bottom: 0.55rem; }
.footer-bottom{
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 1.5rem;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
}
.footer-bottom ul{ display: flex; gap: 1.5rem; flex-wrap: wrap; }

/* Kontakt/Anfahrt Icon-Zeilen (PFLICHT: Icon neben Text, nie ueber Textzeile hinausragend) */
.contact-line, .info-line{
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.contact-line .icon, .info-line .icon{ flex-shrink: 0; color: var(--accent-deep); }
.section--dark .contact-line .icon, .footer .contact-line .icon{ color: var(--accent); }