/* =========================================================
   Luderbein – NAVIGATION / DROPDOWN SYSTEM (v1.1)
   ---------------------------------------------------------
   - Desktop: Overlay mit Blur + Shadow
   - Mobile: integriert im Burger-Menü (zentriert)
   - ARIA & Keyboard accessible
   ========================================================= */

:root {
  --navdd-bg: rgba(10,10,12,.92);
  --navdd-border: rgba(255,255,255,.10);
  --navdd-shadow: 0 18px 50px rgba(0,0,0,.55);
}

/* Container */
.navdrop {
  position: relative;
  display: inline-block;
  vertical-align: middle;
}

/* Trigger-Button */
.navdrop__sum {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: inherit;
  color: inherit;
  line-height: 1;
  background: transparent;
  border: 0;
  padding: 8px 10px;
  border-radius: 12px;
  cursor: pointer;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  transition: background .15s ease, color .15s ease;
}
.navdrop__sum:hover,
.navdrop[open] .navdrop__sum,
.navdrop[data-open="true"] .navdrop__sum {
  background: rgba(255,255,255,.06);
  color: var(--text, #fff);
}

/* Chevron */
.navdrop__chev {
  display: inline-block;
  transform-origin: 50% 50%;
  transition: transform .18s ease;
  opacity: .85;
}
.navdrop[data-open="true"] .navdrop__chev {
  transform: rotate(180deg);
}

/* Panel (Dropdown) – Desktop */
.navdrop__panel {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  max-width: 320px;
  background: var(--navdd-bg);
  border: 1px solid var(--navdd-border);
  border-radius: 14px;
  box-shadow: var(--navdd-shadow);
  padding: 10px;
  z-index: 9999;
  display: none;
}
.navdrop[data-open="true"] .navdrop__panel {
  display: block;
}

/* Links */
.navdrop__panel a {
  display: block;
  padding: 10px 12px;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  white-space: nowrap;
  transition: background .12s ease;
}
.navdrop__panel a:hover,
.navdrop__panel a:focus {
  background: rgba(255,255,255,.08);
  outline: none;
}

.navdrop__sep {
  height: 1px;
  background: rgba(255,255,255,.10);
  margin: 8px 6px;
}

/* =========================================================
   MOBILE (Burger-Menü)
   ========================================================= */
@media (max-width: 760px) {

  .menu[data-open="1"] .navdrop {
    display: block;
    width: 100%;
    text-align: center;
  }

  .menu[data-open="1"] .navdrop__sum {
    justify-content: center;
    align-items: center;
    padding: 12px 18px;
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 18px;
    background: rgba(255,255,255,.04);
    box-shadow: 0 10px 30px rgba(0,0,0,.25);
    width: fit-content;
    margin: 10px auto 0 auto;
  }

  .menu[data-open="1"] .navdrop__panel {
    position: static;
    display: none;
    margin: 10px auto 0 auto;
    min-width: 0;
    width: min(92vw, 340px);
    background: rgba(26,26,31,.92);
    border: 1px solid rgba(255,255,255,.10);
    border-radius: 14px;
    box-shadow: var(--navdd-shadow);
  }

  .menu[data-open="1"] .navdrop[data-open="true"] .navdrop__panel {
    display: block;
  }
}