/*
 * Mobile navigation and readable-control layer.
 * Loaded by site-shell.js so every canonical marketing page receives the same
 * touch and keyboard treatment without forking the page-level nav markup.
 */

.nav-menu-toggle {
  display: none;
}

@media (max-width: 900px) {
  .nav {
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.4rem 0.5rem 0.4rem 1rem;
  }

  .nav .nav-logo {
    display: inline-flex;
    align-items: center;
    min-height: 2.75rem;
    padding-inline: 0.25rem;
    font-size: 0.875rem;
  }

  .nav .nav-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.75rem;
    margin-left: auto;
    padding-inline: 0.85rem;
    font-size: 0.75rem;
  }

  .nav-menu-toggle {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    padding: 0;
    border: 1px solid var(--border-light);
    border-radius: 999px;
    background: var(--bg-card);
    color: var(--text);
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  }

  .nav-menu-toggle:hover,
  .nav-menu-toggle[aria-expanded='true'] {
    border-color: var(--border-strong);
    background: var(--accent-soft);
    color: var(--accent-dark);
  }

  .nav-menu-toggle:focus-visible,
  .nav .nav-links a:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
  }

  .nav-menu-toggle__glyph,
  .nav-menu-toggle__glyph::before,
  .nav-menu-toggle__glyph::after {
    display: block;
    width: 1rem;
    height: 1px;
    border-radius: 999px;
    background: currentColor;
    content: '';
  }

  .nav-menu-toggle__glyph {
    position: relative;
  }

  .nav-menu-toggle__glyph::before,
  .nav-menu-toggle__glyph::after {
    position: absolute;
    left: 0;
    transition: transform 0.2s ease;
  }

  .nav-menu-toggle__glyph::before {
    top: -0.3rem;
  }

  .nav-menu-toggle__glyph::after {
    top: 0.3rem;
  }

  .nav-menu-toggle[aria-expanded='true'] .nav-menu-toggle__glyph {
    background: transparent;
  }

  .nav-menu-toggle[aria-expanded='true'] .nav-menu-toggle__glyph::before {
    transform: translateY(0.3rem) rotate(45deg);
  }

  .nav-menu-toggle[aria-expanded='true'] .nav-menu-toggle__glyph::after {
    transform: translateY(-0.3rem) rotate(-45deg);
  }

  .nav .nav-links {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    left: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.4rem;
    margin: 0;
    padding: 0.5rem;
    border: 1px solid var(--border-light);
    border-radius: 20px;
    background: var(--bg-card);
    box-shadow: var(--shadow-md);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-0.5rem);
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
  }

  .nav.is-mobile-menu-open .nav-links {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav .nav-links > li {
    min-width: 0;
  }

  .nav .nav-links a {
    display: flex;
    align-items: center;
    min-height: 2.75rem;
    padding: 0.65rem 0.75rem;
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.35;
    text-decoration: none;
    white-space: normal;
  }

  .nav .nav-links a:hover,
  .nav .nav-links a:focus-visible {
    background: var(--accent-soft);
    color: var(--accent-dark);
  }

  .site-nav .nav-hamburger {
    width: 2.75rem;
    height: 2.75rem;
  }
}

@media (max-width: 480px) {
  .hero-eyebrow,
  .hero-cta-note,
  .results-tag,
  .results-stat-label,
  .results-sub-lbl,
  .results-quote-attr,
  .pos-venn-tag,
  .pos-venn-stat-label,
  .tier-badge {
    font-size: 0.75rem;
    line-height: 1.4;
  }
}

@media (max-width: 240px) {
  .nav .nav-links {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero h1,
  .audit-copy h1 {
    overflow-wrap: anywhere;
  }

  .results,
  .positioning,
  .services,
  .process,
  .articles,
  .founder,
  .faq,
  .cta {
    padding-inline: 1rem;
  }

  .results-bento {
    grid-template-columns: minmax(0, 1fr);
  }

  .results-bento > * {
    min-width: 0;
  }

  .results-dark > div[style] {
    flex-wrap: wrap;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-menu-toggle,
  .nav-menu-toggle__glyph::before,
  .nav-menu-toggle__glyph::after,
  .nav .nav-links {
    transition: none;
  }

  .audit-eyebrow::before {
    animation: none;
    box-shadow: none;
  }
}