.site-menu-toggle {
  display: none;
  min-width: 48px;
  min-height: 48px;
  padding: 8px 0;
  border: 0;
  border-bottom: 1px solid currentColor;
  background: transparent;
  color: var(--ink, #1b1813);
  cursor: pointer;
  font: 500 14px/1 var(--mono, "IBM Plex Mono", monospace);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-mobile-menu {
  position: fixed;
  z-index: 9998;
  inset: 0;
  display: none;
  padding: 88px 24px 32px;
  background: var(--paper, #f5f1e8);
  color: var(--ink, #1b1813);
}

.site-mobile-menu[data-open="true"] { display: block; }

.site-mobile-menu nav {
  display: grid;
  gap: 4px;
  max-width: 520px;
  margin: 0 auto;
}

.site-mobile-menu a {
  display: block;
  padding: 15px 0;
  border-bottom: 1px solid var(--rule, rgba(1, 38, 47, 0.18));
  color: inherit;
  font: 400 clamp(25px, 8vw, 38px)/1.15 var(--serif, "Source Serif 4", serif);
  text-decoration: none;
}

.site-mobile-menu a:last-child {
  margin-top: 18px;
  padding: 15px 18px;
  border: 0;
  background: var(--navy, #01262f);
  color: var(--ink-inverse, #f3efe6);
  font: 500 15px/1.2 var(--mono, "IBM Plex Mono", monospace);
  letter-spacing: 0.04em;
  text-align: center;
  text-transform: uppercase;
}

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

.production-form-notice {
  margin: 0 0 20px;
  padding: 14px 16px;
  border: 1px solid var(--brass, #b3863f);
  background: color-mix(in srgb, var(--paper, #f5f1e8) 90%, #b3863f 10%);
  color: var(--ink, #1b1813);
  font: 500 14px/1.55 var(--sans, "IBM Plex Sans", sans-serif);
}

.production-form-notice strong {
  display: block;
  margin-bottom: 2px;
  font-family: var(--mono, "IBM Plex Mono", monospace);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

form[data-production-disabled] button[type="button"],
form[data-production-disabled] button[type="submit"] {
  cursor: not-allowed;
  opacity: 0.62;
}

@media (max-width: 940px) {
  .site-menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }
}

@media (max-width: 620px) {
  /* The supplied guide components use inline desktop grids. */
  #root [style*="grid-template-columns"] {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 30px !important;
  }

  #root h1[style] { font-size: clamp(42px, 14vw, 56px) !important; }
  #root h2[style],
  #root h3[style] { font-size: clamp(30px, 9vw, 40px) !important; }

  #root [style*="border-left"] {
    padding-left: 0 !important;
    border-left: 0 !important;
  }

  #root [style*="display: flex"][style*="gap: 14px"],
  #root [style*="display: flex"][style*="gap: 48px"] {
    flex-wrap: wrap !important;
  }
}

@media print {
  .site-mobile-menu,
  .site-menu-toggle,
  .production-form-notice { display: none !important; }
}