/* === noir-nav.css === */
/* Header, Menu Toggle & Fullscreen Navigation Overlay */
/* Eigene Datei — wird nicht von anderen Agents überschrieben */

/* ========================================================
   HEADER — Glass Bar
   ======================================================== */

body.noir .header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-header) !important; /* !important nötig: alte SCSS hat div#parent > header mit ID-Spezifität */
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(13,13,13,0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  transition: all 0.4s var(--ease-out);
}

body.noir .header.scrolled {
  padding: 0.6rem 2rem;
  background: rgba(13,13,13,0.85);
}

body.noir .header-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

body.noir .header-logo svg {
  width: 60px;
  height: 60px;
  transition: all 0.3s ease;
}

body.noir .header.scrolled .header-logo svg {
  width: 45px;
  height: 45px;
}

body.noir .header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* ========================================================
   MENU TOGGLE — Hamburger / X
   ======================================================== */

body.noir .menu-toggle {
  width: 48px;
  height: 48px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  transition: all 0.3s var(--ease-out);
  padding: 0;
}

body.noir .menu-toggle:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
}

body.noir .menu-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--text-primary);
  transition: all 0.4s var(--ease-out);
}

body.noir .menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(4.5px, 4.5px);
}

body.noir .menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

body.noir .menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(4.5px, -4.5px);
}

/* ========================================================
   KEYFRAMES
   ======================================================== */

@keyframes nav-bg-drift {
  0%   { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.1) translate(3%, -2%); }
}

@keyframes nav-item-in {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ========================================================
   FULLSCREEN NAV OVERLAY
   ======================================================== */

body.noir .nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(13,13,13,0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.6s var(--ease-out);
  overflow-y: auto;
  padding: 100px 2rem 3rem;
}

body.noir .nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

body.noir .nav-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(45,90,63,0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(139,34,50,0.12) 0%, transparent 50%);
  animation: nav-bg-drift 20s ease-in-out infinite alternate;
  pointer-events: none;
}

/* ========================================================
   NAV CLOSE BUTTON — Inside Overlay (stacking-context-safe)
   ======================================================== */

body.noir .nav-close {
  position: absolute;
  top: 1.5rem;
  right: 2rem;
  z-index: 2;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
  padding: 0;
  transition: all 0.3s var(--ease-out);
}

body.noir .nav-close:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  color: var(--gold);
}

/* ========================================================
   NAV GRID + GROUPS
   ======================================================== */

body.noir .nav-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem 5rem;
  max-width: 900px;
  position: relative;
  z-index: 1;
  color: rgba(245,240,232,0.7);
}

body.noir .nav-group h3,
body.noir .nav-group-title {
  font-family: 'JosefinSans-Bold', 'Josefin Sans', sans-serif;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.2rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--gold-muted);
  display: block;
  text-decoration: none;
}

body.noir .nav-group a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 300;
  padding: 0.4rem 0;
  transition: all 0.3s var(--ease-out);
  position: relative;
}

body.noir .nav-group a:hover {
  color: var(--text-primary);
  transform: translateX(8px);
}

body.noir .nav-group a::before {
  content: '';
  position: absolute;
  left: -12px;
  top: 50%;
  width: 4px;
  height: 4px;
  background: var(--gold);
  border-radius: 50%;
  opacity: 0;
  transform: translateY(-50%) scale(0);
  transition: all 0.3s var(--ease-out);
}

body.noir .nav-group a:hover::before {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

/* Active nav link — aktuell besuchte Seite */
body.noir .nav-group a.active {
  color: var(--gold);
  font-weight: 600;
}

body.noir .nav-group a.active::before {
  opacity: 1;
  transform: translateY(-50%) scale(1);
}

/* ========================================================
   NAV STAGGER — Transitions (robuster als Animations)
   ======================================================== */

body.noir .nav-overlay .nav-group {
  transform: translateY(20px);
  transition: transform 0.5s var(--ease-out);
}

body.noir .nav-overlay.open .nav-group {
  transform: translateY(0);
}

body.noir .nav-overlay.open .nav-group:nth-child(1) { transition-delay: 0.1s; }
body.noir .nav-overlay.open .nav-group:nth-child(2) { transition-delay: 0.15s; }
body.noir .nav-overlay.open .nav-group:nth-child(3) { transition-delay: 0.2s; }
body.noir .nav-overlay.open .nav-group:nth-child(4) { transition-delay: 0.25s; }
body.noir .nav-overlay.open .nav-group:nth-child(5) { transition-delay: 0.3s; }

/* ========================================================
   RESPONSIVE
   ======================================================== */

@media only screen and (max-width: 768px) {
  body.noir .nav-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    padding: 0 1.5rem;
  }

  body.noir .header {
    padding: 0.75rem 1.5rem;
  }

  body.noir .header-actions .btn-gold span {
    display: none;
  }
}

@media only screen and (max-width: 480px) {
  body.noir .nav-grid {
    grid-template-columns: 1fr;
  }

  body.noir .header {
    padding: 0.6rem 1rem;
  }
}