#bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: #FFFFFF;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: stretch;
  z-index: 1000;
  padding-bottom: env(safe-area-inset-bottom, 0px);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.06);
  /* Prevent text resize on small screens */
  -webkit-text-size-adjust: 100%;
}

.nav-item {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  padding: 6px 2px 4px;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.nav-item i {
  font-size: clamp(18px, 5vw, 23px);
  color: var(--color-text-muted);
  transition: color var(--transition);
  flex-shrink: 0;
  line-height: 1;
}

.nav-item span {
  font-size: clamp(9px, 2.5vw, 11px);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all var(--transition);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  padding: 0 2px;
  line-height: 1.2;
}

.nav-item.active i    { color: var(--color-primary); }
.nav-item.active span { color: var(--color-primary); font-weight: 700; }

.nav-item.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: clamp(20px, 6vw, 32px);
  height: 3px;
  background: var(--color-primary);
  border-radius: 0 0 4px 4px;
}

.nav-item:active { transform: scale(0.90); }

/* Centre bubble item */
.nav-item-center {
  justify-content: flex-end;
  padding-bottom: 4px;
  overflow: visible;
}

.nav-item-center::before { display: none !important; }

.nav-center-bubble {
  width: clamp(48px, 13vw, 58px);
  height: clamp(48px, 13vw, 58px);
  background: var(--color-primary);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(26,107,47,0.40);
  margin-bottom: 2px;
  transform: translateY(-12px);
  transition: transform var(--transition), box-shadow var(--transition);
  border: 3px solid #fff;
  flex-shrink: 0;
}

.nav-center-bubble i {
  font-size: clamp(20px, 6vw, 26px);
  color: #fff !important;
}

.nav-item-center span { margin-top: -8px; }

.nav-item-center.active .nav-center-bubble {
  background: var(--color-primary-light);
  box-shadow: 0 6px 20px rgba(26,107,47,0.50);
  transform: translateY(-14px);
}

.nav-item-center.active span {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-item-center:active .nav-center-bubble {
  transform: translateY(-10px) scale(0.95);
}

/* Page content padding so content is never hidden under navbar */
.page-content {
  padding-bottom: calc(var(--nav-height) + env(safe-area-inset-bottom, 0px) + 8px);
}