.bottom-nav::before {
      display: none;
    }

    .nav-inner {
      position: relative;
      display: grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 6px;
      width: min(100%, 540px);
      margin: 0 auto;
      padding: 8px;
      border: 1px solid rgba(236, 243, 255, 0.48);
      border-radius: 32px;
      background: rgba(2, 7, 20, 0.9);
      box-shadow: inset 0 0 0 1px rgba(7, 13, 28, 0.28), 0 12px 34px rgba(0, 0, 0, 0.28);
      backdrop-filter: none;
      -webkit-backdrop-filter: none;
      pointer-events: auto;
      overflow: hidden;
    }

    .nav-inner::before {
      display: none;
    }

    .nav-indicator {
      position: absolute;
      top: 8px;
      left: 8px;
      z-index: 1;
      width: calc((100% - 40px) / 5);
      height: calc(100% - 16px);
      border: 1px solid rgba(225, 240, 255, 0.28);
      border-radius: 25px;
      background: transparent;
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.08);
      backdrop-filter: none;
      -webkit-backdrop-filter: none;
      pointer-events: none;
      transform: translate3d(0, 0, 0);
      transition:
        transform var(--duration-slow) var(--easing-spring),
        width var(--duration-normal) var(--easing-standard),
        height var(--duration-normal) var(--easing-standard);
    }

    .nav {
      position: relative;
      z-index: 2;
      min-width: 0;
      min-height: 61px;
      border-radius: 25px;
      background: transparent;
      color: rgba(236, 243, 255, 0.74);
      display: inline-flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 5px;
      font-size: 13px;
      font-weight: 800;
      line-height: 1;
      letter-spacing: 0;
      text-shadow: none;
    }

    .nav-icon {
      width: 24px;
      height: 24px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.72));
    }

    .nav-icon svg {
      width: 24px;
      height: 24px;
      stroke: currentColor;
      stroke-width: 2.35;
      fill: none;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .nav-label {
      max-width: 100%;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .nav.active {
      color: var(--text-primary);
      text-shadow: none;
    }

    .toast {
      position: fixed;
      right: 16px;
      bottom: calc(94px + env(safe-area-inset-bottom));
      left: 16px;
      z-index: 20;
      max-width: 508px;
      margin: 0 auto;
      border: 1px solid rgba(143, 211, 255, 0.32);
      border-radius: 26px;
      padding: 14px 16px;
      background: rgba(11, 18, 37, 0.78);
      color: var(--text);
      box-shadow: var(--shadow);
      opacity: 0;
      transform: translateY(12px) scale(0.98);
      pointer-events: none;
      transition: opacity 0.2s ease, transform 0.2s ease;
      backdrop-filter: var(--glass-blur-lg) var(--glass-saturation);
      -webkit-backdrop-filter: var(--glass-blur-lg) var(--glass-saturation);
    }

    .toast.show {
      opacity: 1;
      transform: translateY(0) scale(1);
    }