/* ═══════════════════════════════════════════════════════════════════════
       BOTTOM NAVIGATION
       ═══════════════════════════════════════════════════════════════════════ */
    .bottom-nav {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      height: calc(var(--nav-height) + var(--safe-bottom));
      padding-top: 8px;
      padding-bottom: calc(var(--safe-bottom) + 4px);
      background: var(--bg-nav);
      border-top: 1px solid var(--border);
      display: flex;
      align-items: flex-start;
      justify-content: space-around;
      z-index: 100;
      transition: transform 0.3s ease;
    }
    .bottom-nav.hidden { transform: translateY(100%); }
    .nav-item {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 4px;
      padding: 6px 0;
      min-width: 56px;
      transition: color 0.2s;
      color: var(--text-tertiary);
      position: relative;
    }
    .nav-item.active { color: var(--text-primary); }
    .nav-item svg { width: 24px; height: 24px; }
    .nav-item span { font-size: 10px; font-weight: 500; }
    .nav-item__badge {
      position: absolute;
      top: 2px;
      right: 6px;
      min-width: 16px;
      height: 16px;
      border-radius: 8px;
      background: #ef4444;
      color: #fff;
      font-size: 9px;
      font-weight: 700;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 0 4px;
    }