/* ============================================
   BOTTOM NAVIGATION BAR
   ============================================ */

.navbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: calc(var(--nav-h) + var(--safe-bottom));
  padding-bottom: var(--safe-bottom);
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-around;
  z-index: 60;
}

.nav-btn {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: var(--c-text-dim);
  transition: color var(--transition);
  position: relative;
}

.nav-btn::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--c-accent);
  border-radius: 1px;
  transition: width var(--transition);
}

.nav-btn.active {
  color: var(--c-accent);
}
.nav-btn.active::after {
  width: 20px;
}
.nav-btn:hover {
  color: var(--c-accent);
}

.nav-icon {
  font-size: 20px;
  line-height: 1;
}
.nav-label {
  font-size: 9px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}