/* =========================================================
   NC3 Mega-Menü Navigation — v1.0
   Scoped under .nc3-nav — no global leaks.
   ========================================================= */

/* ── Nav Tokens (scoped to .nc3-nav) ──
   Harmonized with nc3-theme.css:
     --stage   = theme --void
     --stage-2 = theme --void-2
     --blue    = theme --elektro
   New tokens kept under .nc3-nav scope. */
.nc3-nav {
  --stage: #060A12;
  --stage-2: #0B1220;
  --stage-line: rgba(255,255,255,.09);
  --on-stage: #E9EEF5;
  --on-stage-soft: #9AA6B8;
  --paper: #FFFFFF;
  --rail: #EEF2F7;
  --line: #D8DFE9;
  --ink: #0E1624;
  --ink-soft: #526076;
  --blue: #3EC3F0;
  --ci-ink: #00779E;
  --glow: linear-gradient(90deg,#3EC3F0 0%,#3EC3F0 100%);
  --bar-h: 76px;
  --f-display: "Albert Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-body: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-label: "Barlow Semi Condensed", "Barlow", system-ui, sans-serif;
}

/* ---------- Bar ---------- */
.nc3-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--stage);
  border-bottom: 1px solid var(--stage-line);
  isolation: isolate;
}
.nc3-nav__bar {
  max-width: 1440px;
  margin: 0 auto;
  height: var(--bar-h);
  display: flex;
  align-items: stretch;
  gap: 40px;
  padding: 0 32px;
}
.nc3-nav__logo {
  display: flex;
  align-items: center;
  flex: none;
  color: var(--on-stage);
  text-decoration: none;
  font-family: var(--f-display);
  font-size: 26px;
}
.nc3-nav__logo img {
  height: 30px;
  width: auto;
  display: block;
}
.nc3-nav__menu {
  display: flex;
  align-items: stretch;
  flex: 1;
}
.nc3-nav__menu > nav {
  display: flex;
  align-items: stretch;
}
.nc3-nav__list {
  display: flex;
  align-items: stretch;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nc3-nav__item {
  display: flex;
}
.nc3-nav__trigger,
.nc3-nav__link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 18px;
  margin-bottom: -1px;
  font: 500 17px/1 var(--f-body);
  color: var(--on-stage);
  background: none;
  border: 0;
  text-decoration: none;
  cursor: pointer;
  position: relative;
  transition: background .15s, color .15s;
}
.nc3-nav__trigger svg {
  width: 12px;
  height: 12px;
  transition: transform .2s;
}
.nc3-nav__trigger:hover,
.nc3-nav__link:hover {
  color: #fff;
}
.nc3-nav__trigger::after,
.nc3-nav__link::after {
  content: "";
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .2s;
}
.nc3-nav__link:hover::after,
.nc3-nav__trigger:hover::after {
  transform: scaleX(1);
}
.nc3-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
}
/* offener Reiter: weiß, bündig mit dem Panel – kein Spalt */
.nc3-nav__trigger[aria-expanded="true"] {
  background: var(--paper);
  color: var(--ink);
}
.nc3-nav__trigger[aria-expanded="true"]::after {
  display: none;
}
.nc3-nav__trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.nc3-nav__actions {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
}
.nc3-onair {
  display: flex;
  align-items: center;
  gap: 8px;
  font: 600 13px/1 var(--f-label);
  letter-spacing: .08em;
  color: var(--on-stage-soft);
}
.nc3-onair::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #FF3B4E;
  box-shadow: 0 0 0 0 rgba(255,59,78,.6);
  animation: nc3-onair 2.4s infinite;
}
@keyframes nc3-onair {
  0%   { box-shadow: 0 0 0 0 rgba(255,59,78,.55); }
  70%  { box-shadow: 0 0 0 8px rgba(255,59,78,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,59,78,0); }
}
.nc3-btn-ghost {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 22px;
  border-radius: 22px;
  font: 600 16px/1 var(--f-body);
  color: #fff;
  text-decoration: none;
  background: transparent;
}
.nc3-btn-ghost::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: var(--glow);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}
.nc3-btn-ghost:hover {
  background: rgba(62,195,240,.1);
}
.nc3-burger {
  display: none;
}

/* ---------- Mega-Panel (hell) ---------- */
.nc3-mega {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  background: var(--paper);
  color: var(--ink);
  box-shadow: 0 30px 60px -20px rgba(3,8,18,.55);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .16s ease, transform .16s ease, visibility 0s linear .16s;
}
.nc3-mega.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity .16s ease, transform .16s ease;
}
.nc3-mega__inner {
  max-width: 1440px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(320px,410px) 1fr;
  min-height: 470px;
}

.nc3-mega__rail {
  background: var(--rail);
  padding: 34px 0 30px 32px;
  display: flex;
  flex-direction: column;
}
.nc3-mega__group {
  margin: 0 0 10px;
  font: 600 15px/1 var(--f-label);
  letter-spacing: .03em;
  color: var(--ink-soft);
}
.nc3-mega__group:not(:first-child) {
  margin-top: 26px;
}
.nc3-mega__fams {
  list-style: none;
  margin: 0;
  padding: 0;
}
.nc3-mega__fam {
  position: relative;
  display: block;
  padding: 9px 28px 9px 16px;
  margin-left: -16px;
  font: 600 23px/1.2 var(--f-display);
  color: var(--ink);
  text-decoration: none;
  border-radius: 10px 0 0 10px;
  transition: color .12s;
}
.nc3-mega__fams--small .nc3-mega__fam {
  font-size: 18px;
  padding-top: 7px;
  padding-bottom: 7px;
}
.nc3-mega__fam:hover {
  color: var(--ci-ink);
}
/* aktiver Eintrag verschmilzt mit der weißen Bühne */
.nc3-mega__fam.is-active {
  background: var(--paper);
  color: var(--ink);
}
.nc3-mega__fam.is-active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  bottom: 10px;
  width: 3px;
  border-radius: 2px;
  background: var(--blue);
}
.nc3-mega__hint {
  display: none;
}
.nc3-mega__cta {
  margin-top: auto;
  padding-top: 28px;
  padding-right: 28px;
  font: 600 16px/1.3 var(--f-body);
  color: var(--ci-ink);
  text-decoration: none;
}
.nc3-mega__cta span {
  border-bottom: 1.5px solid currentColor;
}
.nc3-mega__cta small {
  display: block;
  margin-top: 4px;
  font-weight: 400;
  font-size: 14px;
  color: var(--ink-soft);
}

.nc3-mega__stage {
  position: relative;
  padding: 44px 56px 40px;
  overflow: hidden;
}
/* Signatur: Passkreuz-Raster, dezent in der Ecke */
.nc3-mega__stage::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 46%;
  height: 70%;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='36' height='36'%3E%3Cpath d='M18 13v10M13 18h10' stroke='%23C9D3E0' stroke-width='1.2'/%3E%3C/svg%3E");
  -webkit-mask: radial-gradient(circle at 100% 100%, #000 0, transparent 70%);
  mask: radial-gradient(circle at 100% 100%, #000 0, transparent 70%);
}
.nc3-pane {
  display: none;
  position: relative;
  z-index: 1;
  max-width: 760px;
}
.nc3-pane.is-active {
  display: block;
  animation: nc3-pane .18s ease;
}
@keyframes nc3-pane {
  from { opacity: 0; transform: translateX(6px); }
  to   { opacity: 1; transform: none; }
}
.nc3-pane__title {
  margin: 0 0 14px;
  font: 600 40px/1.08 var(--f-display);
  letter-spacing: -.01em;
}
.nc3-pane__text {
  margin: 0 0 30px;
  max-width: 46ch;
  font-size: 19px;
  line-height: 1.5;
  color: #2A3547;
}
.nc3-pane__proof {
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 0 0 30px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.nc3-pane__num {
  flex: none;
  font: 600 44px/1 var(--f-display);
  color: var(--ink);
  white-space: nowrap;
}
.nc3-pane__num-label {
  font-size: 16px;
  line-height: 1.3;
  color: var(--ink-soft);
  max-width: 34ch;
}
.nc3-pane__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 30px;
  padding: 0;
  list-style: none;
}
.nc3-pane__facts li {
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: 500 15px/1.2 var(--f-body);
  color: #2A3547;
}
.nc3-pane__subs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  margin: -12px 0 30px;
  padding: 0;
  list-style: none;
}
.nc3-pane__subs a {
  font-weight: 500;
  color: var(--ci-ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(0,119,158,.35);
}
.nc3-pane__subs a:hover {
  border-bottom-color: currentColor;
}
.nc3-pane__more {
  display: inline-flex;
  align-items: center;
  height: 46px;
  padding: 0 22px;
  border-radius: 23px;
  background: var(--ink);
  color: #fff;
  font: 600 16px/1 var(--f-body);
  text-decoration: none;
  transition: background .15s;
}
.nc3-pane__more:hover {
  background: var(--ci-ink);
}

/* Fokus */
.nc3-nav :focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
  border-radius: 4px;
}
.nc3-mega :focus-visible {
  outline-color: var(--ci-ink);
}

/* ---------- Mobil ---------- */
@media (max-width: 1023px) {
  .nc3-nav__bar {
    padding: 0 20px;
    gap: 16px;
    height: 64px;
  }
  .nc3-nav { --bar-h: 64px; }
  .nc3-onair { display: none; }
  .nc3-nav__actions .nc3-btn-ghost { display: none; }
  .nc3-burger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-left: auto;
    background: none;
    border: 0;
    color: #fff;
    cursor: pointer;
  }
  .nc3-burger span,
  .nc3-burger span::before,
  .nc3-burger span::after {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    position: relative;
    transition: transform .2s, background .2s;
  }
  .nc3-burger span::before,
  .nc3-burger span::after {
    content: "";
    position: absolute;
    left: 0;
  }
  .nc3-burger span::before { top: -7px; }
  .nc3-burger span::after  { top:  7px; }
  .nc3-nav.is-mobile-open .nc3-burger span { background: transparent; }
  .nc3-nav.is-mobile-open .nc3-burger span::before { transform: translateY(7px) rotate(45deg); }
  .nc3-nav.is-mobile-open .nc3-burger span::after  { transform: translateY(-7px) rotate(-45deg); }
  .nc3-nav__actions { margin-left: 0; }

  .nc3-nav__menu {
    display: none;
    position: fixed;
    inset: var(--bar-h) 0 0 0;
    background: var(--stage);
    overflow-y: auto;
    padding: 12px 20px 40px;
    flex-direction: column;
  }
  .nc3-nav.is-mobile-open .nc3-nav__menu { display: flex; }
  .nc3-nav__menu > nav { display: block; }
  .nc3-nav__list { flex-direction: column; gap: 0; }
  .nc3-nav__item { flex-direction: column; border-bottom: 1px solid var(--stage-line); }
  .nc3-nav__trigger,
  .nc3-nav__link {
    height: 60px;
    padding: 0 4px;
    justify-content: space-between;
    font: 600 24px/1 var(--f-display);
    margin: 0;
  }
  .nc3-nav__trigger::after,
  .nc3-nav__link::after { display: none; }
  .nc3-nav__trigger[aria-expanded="true"] { background: none; color: #fff; }
  .nc3-mega {
    position: static;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    background: none;
    color: var(--on-stage);
    box-shadow: none;
    transition: none;
  }
  .nc3-mega.is-open { display: block; }
  .nc3-mega__inner { display: block; min-height: 0; }
  .nc3-mega__stage { display: none; }
  .nc3-mega__rail { background: none; padding: 0 0 18px; }
  .nc3-mega__group { color: var(--on-stage-soft); margin-top: 14px; }
  .nc3-mega__fam,
  .nc3-mega__fams--small .nc3-mega__fam {
    margin: 0;
    padding: 10px 0;
    border-radius: 0;
    font: 600 18px/1.25 var(--f-body);
    color: var(--on-stage);
  }
  .nc3-mega__fam.is-active { background: none; color: var(--on-stage); }
  .nc3-mega__fam.is-active::before { display: none; }
  .nc3-mega__fam:hover { color: var(--blue); }
  .nc3-mega__hint {
    display: block;
    margin-top: 2px;
    font: 400 15px/1.35 var(--f-body);
    color: var(--on-stage-soft);
  }
  .nc3-mega__cta { color: var(--blue); padding-top: 18px; }
  .nc3-mega__cta small { color: var(--on-stage-soft); }
  .nc3-nav__mobile-cta { display: flex; margin-top: 28px; }
  .nc3-nav__mobile-cta .nc3-btn-ghost { display: inline-flex; }

  /* Mobile Accordion for bundle entries */
  .nc3-mobile-sub {
    list-style: none;
    padding: 0 0 8px 16px;
    margin: 0;
  }
  .nc3-mobile-sub li {
    padding: 0;
  }
  .nc3-mobile-sub a {
    display: block;
    padding: 10px 0;
    font: 400 16px/1.3 var(--f-body);
    color: var(--on-stage);
    text-decoration: none;
    border-bottom: 1px solid var(--stage-line, rgba(255,255,255,0.1));
  }
  .nc3-mobile-sub a:hover,
  .nc3-mobile-sub a:active {
    color: var(--blue, #0099CC);
  }
  .nc3-mega__fam.is-sub-open {
    color: var(--blue, #0099CC);
  }
}
@media (min-width: 1024px) {
  .nc3-nav__mobile-cta { display: none; }
}

/* ---------- Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .nc3-nav *,
  .nc3-nav *::before,
  .nc3-nav *::after {
    animation: none !important;
    transition: none !important;
  }
}