/* ============================================================
   DOSYA SORUMLULUGU — base-06-bottom-nav.css
   ------------------------------------------------------------
   NE YAPAR   : Alt gezinti cubugu ve sekme ikonlari.
   KAYNAK     : v3.12.0'da bolundu — kurallar birebir tasindi,
                hicbir kural yeniden yazilmadi veya siralanmadi.
   SIRA       : index.html'deki <link> sirasi kaskadi belirler.
                Bu dosyanin sirasini DEGISTIRME.
   ------------------------------------------------------------
   Tam dosya listesi ve sira: BAGIMLILIK-HARITASI.md
   ============================================================ */

/* ============================================================
   BOTTOM NAVIGATION
   ============================================================ */
#nav {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  max-width: 430px;
  height: var(--nav-h);
  background: rgba(250,249,246,0.96);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid rgba(0,0,0,0.07);
  display: flex;
  align-items: center;
  justify-content: space-around;
  padding-bottom: env(safe-area-inset-bottom, 0);
  z-index: 200;
}
.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  transition: opacity 0.15s, background 0.15s, transform 0.12s;
  cursor: pointer;
  user-select: none;
  position: relative;
}
.nav-item:active {
  background: rgba(232,93,0,0.06);
  transform: scale(0.93);
}
.nav-icon {
  font-size: 22px;
  line-height: 1;
  pointer-events: none;
  transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1), filter 0.2s;
}
.nav-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--text3);
  letter-spacing: 0.1px;
  pointer-events: none;
  transition: color 0.15s;
}
.nav-item.active {
  background: rgba(232,93,0,0.07);
}
.nav-item.active .nav-label {
  color: var(--orange);
  font-weight: 700;
}
.nav-item.active .nav-icon {
  transform: scale(1.12);
  filter: drop-shadow(0 2px 6px rgba(232,93,0,0.4));
}
/* Orange dot indicator */
.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--orange);
}