/* Navigation mobile accessible, indépendante de la navigation desktop. */
.mobile-menu-toggle,
.mobile-menu-panel {
  display: none;
}

@media (max-width: 900px) {
  html,
  body {
    max-width: 100%;
    overflow-x: clip;
  }

  .nav-shell,
  .book-nav,
  .extract-nav,
  .legal-nav {
    padding-inline: 22px;
  }

  .nav-shell nav,
  .book-nav nav,
  .extract-nav nav,
  .legal-nav nav {
    display: none;
  }

  .mobile-menu-toggle {
    appearance: none;
    position: relative;
    z-index: 42;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    margin-left: auto;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, .48);
    background: rgba(7, 25, 35, .42);
    color: #fff;
    cursor: pointer;
  }

  .mobile-menu-toggle span,
  .mobile-menu-toggle::before,
  .mobile-menu-toggle::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 1px;
    background: currentColor;
    transition: transform .2s ease, opacity .2s ease;
  }

  .mobile-menu-toggle::before { transform: translateY(-6px); }
  .mobile-menu-toggle::after { transform: translateY(6px); }

  .mobile-menu-toggle[aria-expanded="true"] span { opacity: 0; }
  .mobile-menu-toggle[aria-expanded="true"]::before { transform: rotate(45deg); }
  .mobile-menu-toggle[aria-expanded="true"]::after { transform: rotate(-45deg); }

  .mobile-menu-toggle:focus-visible {
    outline: 2px solid #dacb9d;
    outline-offset: 4px;
  }

  .mobile-menu-panel {
    position: fixed;
    z-index: 40;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0;
    padding: 112px 9vw 52px;
    background: rgba(7, 25, 35, .985);
    color: #fff;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition: opacity .2s ease, transform .2s ease, visibility .2s;
  }

  .mobile-menu-panel.is-open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: none;
  }

  .mobile-menu-panel a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, .18);
    font-family: Georgia, serif;
    font-size: clamp(24px, 7vw, 34px);
    line-height: 1.15;
  }

  .mobile-menu-panel a::after {
    content: "→";
    color: #dacb9d;
    font-family: Arial, sans-serif;
    font-size: 18px;
  }

  .mobile-menu-panel .mobile-menu-order {
    margin-top: 24px;
    padding-inline: 18px;
    border: 1px solid rgba(255, 255, 255, .5);
    font-family: Arial, sans-serif;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
  }

  body.mobile-menu-open {
    overflow: hidden;
  }
}

@media (max-width: 360px) {
  .launch-banner {
    padding-inline: 8px;
    column-gap: 6px;
    letter-spacing: .08em;
  }

  .launch-banner strong { font-size: 8px; }
  .launch-detail { font-size: 6.5px; }
}

@media (prefers-reduced-motion: reduce) {
  .mobile-menu-toggle span,
  .mobile-menu-toggle::before,
  .mobile-menu-toggle::after,
  .mobile-menu-panel {
    transition: none;
  }
}