/* 03-nav.css — Navigation (3 Pills)
   Teil von css/living-canvas (aufgeteilt). Ladereihenfolge = Dateiname.
   Siehe docs/components/ fuer die Zuordnung Sektion -> Datei. */
/* 5. Navigation — Unified Pill */
header.nav {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  max-width: 1120px;
  width: calc(100% - 32px);
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  
  /* Pill Styles */
  background: rgba(247, 251, 248, 0.72);
  backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid rgba(185, 216, 214, 0.5);
  border-radius: 999px;
  padding: 8px 12px 8px 12px;
  box-shadow: 0 4px 24px rgba(16, 43, 60, 0.08);
  transition: padding 0.3s var(--ease-smooth), background 0.3s var(--ease-smooth);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-left: 4px;
}
.nav-links {
  display: flex;
  gap: 12px;
  font-size: 14px;
  font-weight: 600;
  color: var(--grey);
}
.nav-links a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s var(--ease-smooth);
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  position: relative;
  z-index: 1;
}
.nav-links a::before {
  content: '';
  position: absolute;
  inset: 0;
  background: #fff;
  border-radius: var(--radius-pill);
  z-index: -1;
  transform: scale(0.5);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
}
.nav-links a:hover {
  color: var(--teal-d);
}
.nav-links a:hover::before {
  transform: scale(1);
  opacity: 1;
  background: var(--mist);
  box-shadow: inset 0 0 0 1.5px var(--teal);
}
.nav-links a.active {
  color: #fff;
}
.nav-links a.active::before {
  transform: scale(1);
  opacity: 1;
  /* Bewusst --teal (Markenfarbe), Nicos Entscheidung 25.09.2026 — weiss auf
     --teal liegt bei 4.05:1, knapp unter AA (4.5:1) fuer 14px-Text. */
  background: var(--teal);
  box-shadow: 0 4px 12px rgba(0, 140, 149, 0.25);
}
.logo {
  font-weight: 800;
  font-size: 14px;
  font-family: var(--font-display);
  color: var(--ink);
  white-space: nowrap;
}
.nav-cta {
  font-size: 14px;
  padding: 12px 28px;
  white-space: nowrap;
}

/* --- Burger: nur unter 900px sichtbar ------------------------------------ */
.nav-toggle {
  display: none;
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  padding: 0;
  border-radius: var(--radius-pill);
  background: rgba(247, 251, 248, 0.72);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid rgba(185, 216, 214, 0.5);
  box-shadow: 0 4px 24px rgba(16, 43, 60, 0.08);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle:focus-visible {
  outline: 2px solid var(--teal-d);
  outline-offset: 3px;
}
.nav-toggle-bars {
  display: block;
  position: relative;
  width: 20px;
  height: 14px;
}
.nav-toggle-bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform var(--dur-normal) var(--ease-smooth),
              opacity var(--dur-fast) linear,
              top var(--dur-normal) var(--ease-smooth);
}
.nav-toggle-bars span:nth-child(1) { top: 0; }
.nav-toggle-bars span:nth-child(2) { top: 6px; }
.nav-toggle-bars span:nth-child(3) { top: 12px; }

/* Burger -> X */
.nav-toggle[aria-expanded='true'] .nav-toggle-bars span:nth-child(1) {
  top: 6px;
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded='true'] .nav-toggle-bars span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded='true'] .nav-toggle-bars span:nth-child(3) {
  top: 6px;
  transform: rotate(-45deg);
}

@media (max-width: 900px) {
  header.nav {
    top: 12px;
    width: calc(100% - 48px);
    justify-content: space-between;
    padding: 6px 8px 6px 8px;
    gap: 12px;
  }
  .nav-links {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-logo {
    padding-left: 2px;
  }
  .nav-logo img {
    width: 30px !important;
    height: 30px !important;
  }
}

/* Sehr schmale Screens (~320-380px): Logo + Sprachtoggle + Burger sind
   zusammen knapp bemessen — Abstaende zusaetzlich reduzieren, damit nichts
   an den Pillenrand stoesst (siehe Mobile-Audit, "Verdacht: Nav-Pille eng"). */
@media (max-width: 380px) {
  header.nav {
    gap: 6px;
    padding: 6px 6px 6px 8px;
  }
  .logo {
    font-size: 12px;
  }
}

/* Scroll-Sperre bei offenem Panel — bewusst an den Breakpoint gebunden statt
   per Inline-Style gesetzt: so kann sie oberhalb von 900px nicht haengen
   bleiben und die Seite unscrollbar machen, auch wenn ein resize-Event
   ausbleibt. */
@media (max-width: 900px) {
  body.nav-menu-open {
    overflow: hidden;
  }
}

/* --- Fullscreen Mobile Menu Overlay --- */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background-color: var(--teal);
  color: #ffffff;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 32px 24px;
  opacity: 0;
  visibility: hidden;
  overflow-y: auto;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}
.mobile-menu-profile {
  display: flex;
  align-items: center;
  gap: 12px;
}
.mobile-menu-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  object-fit: cover;
}
.mobile-menu-info {
  display: flex;
  flex-direction: column;
}
.mobile-menu-logo {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.mobile-menu-title {
  font-size: 11px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 8px;
  transition: transform 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: -8px; /* Optical alignment */
}
.mobile-menu-close:hover {
  transform: scale(1.1);
}

.mobile-menu-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  width: 100%;
  margin: 60px 0;
}

.mobile-menu-links {
  display: flex;
  flex-direction: column;
  gap: 32px;
  width: 100%;
}
.mobile-menu-link {
  display: flex;
  align-items: flex-start;
  font-size: clamp(36px, 10vw, 56px);
  font-weight: 600;
  letter-spacing: -1px;
  color: #fff;
  text-decoration: none;
  line-height: 1;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-num {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  margin-right: 16px;
  margin-top: 8px;
  letter-spacing: 0;
}
.mobile-menu-overlay.active .mobile-menu-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-menu-overlay.active .mobile-menu-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-menu-overlay.active .mobile-menu-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-menu-overlay.active .mobile-menu-link:nth-child(4) { transition-delay: 0.25s; }
.mobile-menu-overlay.active .mobile-menu-link {
  opacity: 1;
  transform: translateY(0);
}
.mobile-menu-link:hover {
  color: var(--mist);
}

.mobile-menu-footer {
  display: flex;
  flex-direction: column;
  gap: 32px;
  width: 100%;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s 0.4s, transform 0.5s 0.4s;
}
.mobile-menu-overlay.active .mobile-menu-footer {
  opacity: 1;
  transform: translateY(0);
}
.mobile-menu-contact p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 14px;
  margin: 0 0 16px;
}
.mobile-contact-btn {
  display: inline-block;
  border-color: rgba(255, 255, 255, 0.4) !important;
  color: #fff !important;
  background: transparent !important;
}
.mobile-contact-btn:hover {
  background: #fff !important;
  color: var(--teal-d) !important;
  border-color: #fff !important;
}
.mobile-menu-socials {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.mobile-menu-socials a {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  transition: opacity 0.2s;
}
.mobile-menu-socials a:hover {
  opacity: 0.7;
}

/* --- Sprachtoggle DE/EN — Stand 25.09.2026 ------------------------------- */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  background: var(--mist);
  border-radius: var(--radius-pill);
  padding: 3px;
  flex: 0 0 auto;
}
.lang-btn {
  border: none;
  background: transparent;
  color: var(--grey);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: background 0.25s var(--ease-smooth), color 0.25s var(--ease-smooth);
}
.lang-btn:hover {
  color: var(--teal-d);
}
.lang-btn[aria-pressed='true'] {
  /* Bewusst --teal wie die Nav-Pill, Nicos Entscheidung 25.09.2026 (4.05:1). */
  background: var(--teal);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 140, 149, 0.25);
}
.lang-btn:focus-visible {
  outline: 2px solid var(--teal-d);
  outline-offset: 2px;
}
@media (max-width: 900px) {
  .lang-toggle {
    padding: 2px;
  }
  /* Touch-Ziel: mindestens 44px hoch (WCAG 2.5.5) — Breite bleibt kompakt,
     nur die Hoehe wird per min-height auf das Mindestmass gebracht. */
  .lang-btn {
    padding: 6px 9px;
    font-size: 11px;
    min-height: 44px;
  }
}
.mobile-menu-lang {
  display: flex;
  justify-content: center;
  padding-bottom: 8px;
}
.mobile-menu-lang .lang-toggle {
  background: rgba(255, 255, 255, 0.12);
}
.mobile-menu-lang .lang-btn {
  color: rgba(255, 255, 255, 0.75);
}
.mobile-menu-lang .lang-btn[aria-pressed='true'] {
  background: #fff;
  color: var(--teal-d);
}