/* =========================================================
   Burger-Navigation – Variante 2
   Additiv zu style.css, kein Überschreiben von Basisstilen
   ========================================================= */

/* Header: Brand links, Burger rechts */
.header-inner {
  justify-content: space-between;
}

/* ---------- Burger-Button ---------- */
.burger-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  z-index: 200;
  position: relative;
  margin-left: auto;
}

.burger-btn span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Animiertes X wenn offen */
.burger-btn.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.burger-btn.is-open span:nth-child(2) {
  opacity: 0;
}
.burger-btn.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Overlay-Backdrop ---------- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(44, 54, 50, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  z-index: 100;
}
.nav-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Seitliches Drawer ---------- */
.nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(320px, 85vw);
  background: var(--beige-soft);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 150;
  padding: 5rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0;
  overflow-y: auto;
}
.nav-drawer.is-open {
  transform: translateX(0);
  box-shadow: -4px 0 24px rgba(44, 54, 50, 0.15);
}

/* Schließen-Button im Drawer */
.nav-drawer-close {
  position: absolute;
  top: 1.1rem;
  right: 1.25rem;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.75rem;
  line-height: 1;
  color: var(--ink);
  padding: 0.25rem 0.5rem;
}
.nav-drawer-close:hover {
  color: var(--green-dark);
}

/* ---------- Links im Drawer ---------- */
.nav-drawer a {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--green-dark);
  text-decoration: none;
  padding: 1rem 0;
  border-bottom: 1px solid var(--beige-deep);
  display: block;
}
.nav-drawer a:hover {
  color: var(--green);
  text-decoration: none;
}

/* Aktive Seite hervorheben */
.nav-drawer a[aria-current="page"] {
  color: var(--green);
}

/* Kontakt-Link als CTA-Button */
.nav-drawer .nav-cta {
  background: var(--green);
  color: var(--white) !important;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  border-bottom: none;
  margin-top: 1.5rem;
  text-align: center;
  display: block;
}
.nav-drawer .nav-cta:hover {
  background: var(--green-deep);
}

/* ---------- Body-Scroll sperren wenn Drawer offen ---------- */
body.nav-open {
  overflow: hidden;
}

/* ---------- Responsive: Burger nur auf schmalen Bildschirmen ---------- */
@media (max-width: 599px) {
  .site-nav { display: none; }
}

@media (min-width: 600px) {
  .burger-btn,
  .nav-overlay,
  .nav-drawer { display: none; }
  .header-inner { justify-content: flex-end; }
}