/* Mobile bottom navigation — production */
.mobile-bottom-nav {
  display: none;
}

.bottom-more {
  display: none;
}

@media (max-width: 979px) {
  .mobile-bottom-nav {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    position: fixed;
    inset-inline: 0;
    bottom: 0;
    z-index: 1000;
    min-height: 3.75rem;
    padding: 0.35rem 0.25rem calc(0.35rem + env(safe-area-inset-bottom));
    background: rgba(16, 16, 36, 0.94);
    backdrop-filter: blur(16px);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 -8px 28px rgba(0, 0, 0, 0.35);
  }

  .mobile-bottom-nav__item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    min-height: 3.1rem;
    padding: 0.25rem;
    border: 0;
    background: transparent;
    color: var(--color-muted);
    font-size: 0.62rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast) ease, background var(--transition-fast) ease;
  }

  .mobile-bottom-nav__item svg {
    display: block;
  }

  .mobile-bottom-nav__item:hover,
  .mobile-bottom-nav__item:focus-visible,
  .mobile-bottom-nav__item[aria-current="page"],
  .mobile-bottom-nav__item[aria-expanded="true"] {
    color: var(--color-cyan);
    background: var(--color-cyan-soft);
  }

  .mobile-bottom-nav__item:focus-visible {
    outline: 2px solid var(--color-cyan);
    outline-offset: 2px;
  }

  .bottom-more:not([hidden]) {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 1001;
    background: rgba(6, 6, 18, 0.55);
    backdrop-filter: blur(4px);
  }

  .bottom-more__sheet {
    position: absolute;
    left: 0.75rem;
    right: 0.75rem;
    bottom: calc(4.25rem + env(safe-area-inset-bottom));
    display: grid;
    gap: 0.15rem;
    padding: 0.75rem;
    border-radius: var(--radius-lg);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-card);
  }

  .bottom-more__sheet a,
  .bottom-more__sheet button {
    display: block;
    width: 100%;
    text-align: left;
    padding: 0.85rem 0.9rem;
    border: 0;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--color-white);
    font: inherit;
    font-weight: 600;
    text-decoration: none;
  }

  .bottom-more__sheet a:hover,
  .bottom-more__sheet button:hover,
  .bottom-more__sheet a:focus-visible,
  .bottom-more__sheet button:focus-visible {
    background: var(--color-purple-soft);
    color: var(--color-cyan);
  }

  body {
    padding-bottom: calc(4.5rem + env(safe-area-inset-bottom));
  }

  .site-footer {
    padding-bottom: 1.5rem;
  }

  .cookie-banner {
    bottom: calc(4.75rem + env(safe-area-inset-bottom));
    z-index: 1100;
  }

  /* Hide hamburger when bottom nav is primary mobile chrome */
  .nav-toggle {
    display: none;
  }

  .nav-panel {
    display: none !important;
  }
}

[data-theme="light"] .mobile-bottom-nav {
  background: rgba(248, 250, 252, 0.96);
  border-top-color: var(--color-border);
}

[data-theme="light"] .mobile-bottom-nav__item {
  color: var(--color-muted);
}

[data-theme="light"] .bottom-more__sheet a,
[data-theme="light"] .bottom-more__sheet button {
  color: var(--color-text);
}