/* navigation.css */

/* Sofort-Platz für Header + (später) Nav reservieren */
:root{
  --header-offset: 72px;  /* Fallback-Höhe Header */
  --nav-height: 0px;      /* Fallback-Höhe Nav */
}

/* Body rutscht nicht mehr unter fixed Header/Nav */
body{ padding-top: calc(var(--header-offset) + var(--nav-height)); }

/* Nav erbt Schriften vom Layout */
#mainNav, #mainNav *{ font-family: inherit; }

/* #mainNav oben exakt unter Header platzieren – per Var */
#mainNav{ top: var(--header-offset); }



.nav-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--nav-border);
  padding: 1rem 1.5rem;
}

.nav-bar a {
  color: var(--nav-link-color);
  text-decoration: none;
  padding: 0.45rem 1.1rem;
  border-radius: 999px; /* pill-Style wie bei Bootstrap Badges */
  font-weight: 500;
  position: relative;
  transition:
    background-color var(--transition-fast),
    color           var(--transition-fast),
    box-shadow      var(--transition-fast),
    transform       var(--transition-fast);
}

.nav-bar a:hover {
  background-color: var(--nav-link-hover-bg);
  text-decoration: none;
}

/* Tastatur-Fokus gut sichtbar */
.nav-bar a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Aktive Seite: Pill + leichter Glow */
.nav-bar a.active {
  background-color: var(--nav-link-active-bg);
  color: var(--nav-link-active-color);
  box-shadow: 0 0 0 1px rgba(148, 163, 184, 0.5),
              0 6px 14px rgba(15, 23, 42, 0.55);
  transform: translateY(-1px);
}

/* Kleine Linie unter dem aktiven Link (Desktop) */
@media (min-width: 921px){
  .nav-bar a.active::after {
    content: '';
    position: absolute;
    left: 20%;
    right: 20%;
    bottom: -0.3rem;
    height: 2px;
    border-radius: 999px;
    background: var(--color-primary);
  }
}


/* Sichtbares Overlay-Panel unter dem Header (mobil & desktop identisch) */
#mainNav{
  position: fixed;
  top: var(--nav-top, 96px);
  left: 0; right: 0;
  z-index: 1900;
  display: none;
  background: var(--nav-panel-bg);
  box-shadow: var(--nav-shadow);
  border-bottom: 1px solid var(--nav-border);
  backdrop-filter: blur(6px);      /* wirkt im Dark Mode sehr edel */
}


#mainNav.is-open{ display: flex; }

/* Mobil: Links untereinander (Spaltenlayout) */
@media (max-width: 900px){
  .nav-bar{
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    padding: .75rem 1rem 1rem;
  }
}

/* Desktop: Nav dauerhaft sichtbar unter dem Header */
@media (min-width: 921px){
  #mainNav{ display: flex; }
}