#tab-modifications #mod-overview-title {
  margin: 0 0 10px;
  font-size: 22px;
  font-weight: 550;
  letter-spacing: -.03em;
  scroll-margin-top: 24px;
}

#tab-modifications #mod-intro {
  margin: 0 0 22px;
  max-width: 66ch;
  font-size: 13px;
  line-height: 1.8;
}

#mod-category-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 0 0 24px;
}

#mod-category-cards .mod-category-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  min-height: 150px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper, #fffef9);
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

#mod-category-cards .mod-category-card:hover {
  background: #eeeee6;
}

#mod-category-cards .mod-category-card.is-selected {
  border-color: var(--ink);
  background: var(--soft);
}

#mod-category-cards .mod-category-card:focus-visible,
#tab-modifications #mod-back-categories:focus-visible,
#tab-modifications .mod-guide-link a:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

#mod-category-cards .mod-category-name {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.5;
}

#mod-category-cards .mod-category-purpose {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}

#mod-category-cards .mod-category-count {
  margin-top: auto;
  padding-top: 5px;
  font-size: 11px;
  line-height: 1.5;
  color: var(--muted);
}

#tab-modifications #mod-browser {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

#tab-modifications #mod-browser[hidden] {
  display: none;
}

#tab-modifications #mod-back-categories {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin: 0;
  padding: 0;
  border: 0;
  background: none;
  color: var(--muted);
  font: inherit;
  font-size: 12px;
  text-decoration: underline;
  text-underline-offset: 4px;
  cursor: pointer;
}

#tab-modifications #mod-selection-heading {
  margin: 0;
  font-size: 21px;
  font-weight: 550;
  letter-spacing: -.025em;
  scroll-margin-top: 26px;
}

#tab-modifications .mod-browser-heading {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  margin-bottom: 20px;
}

#tab-modifications .mod-files-title {
  margin: 26px 0 14px;
  font-size: 15px;
  font-weight: 600;
}

#tab-modifications .mod-selectors {
  gap: 18px;
  padding-bottom: 20px;
}

#tab-modifications .configuration-note {
  margin: 20px 0 16px;
  font-size: 12px;
  line-height: 1.8;
}

#tab-modifications .mod-assembly-note {
  margin-top: 0;
  max-width: 82ch;
  font-size: 13px;
  line-height: 1.8;
}

#tab-modifications .mod-guide-link {
  margin: 10px 0 16px;
}

#tab-modifications .mod-guide-link a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #eeeee6;
  color: var(--ink);
  font-size: 12px;
  line-height: 1.6;
  text-decoration: none;
}

#tab-modifications .mod-guide-link a:hover {
  border-color: var(--ink);
}

#tab-modifications .mod-guidance {
  margin: 22px 0 28px;
  font-size: 12px;
  line-height: 1.8;
}

#tab-modifications .mod-guidance h4 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 600;
}

#tab-modifications .mod-guidance-intro {
  margin: 0 0 14px;
  color: var(--muted);
}

#tab-modifications .mod-guidance-warning {
  margin-bottom: 20px;
  padding: 16px 18px;
  border: 1px solid #c18a55;
  border-left: 4px solid #a46a35;
  border-radius: 5px;
  background: #f8f0df;
  color: #694523;
}

#tab-modifications .mod-guidance-warning > strong {
  font-size: 13px;
}

#tab-modifications .mod-guidance-warning > p {
  margin: 6px 0;
}

#tab-modifications .mod-hardware table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  text-align: left;
}

#tab-modifications .mod-hardware th,
#tab-modifications .mod-hardware td {
  padding: 12px 14px;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
  overflow-wrap: anywhere;
}

#tab-modifications .mod-hardware thead th {
  padding-top: 10px;
  padding-bottom: 10px;
  color: var(--muted);
  background: var(--paper);
  font-size: 11px;
  font-weight: 500;
}

#tab-modifications .mod-hardware th:first-child {
  width: 29%;
}

#tab-modifications .mod-hardware th:nth-child(2) {
  width: 24%;
}

#tab-modifications .mod-hardware tbody th {
  font-weight: 550;
}

#tab-modifications .mod-hardware-quantity > strong,
#tab-modifications .mod-hardware-quantity > span {
  display: block;
}

#tab-modifications .mod-hardware-quantity > span {
  color: var(--muted);
  font-size: 11px;
}

#tab-modifications .mod-hardware-quantity.is-unconfirmed > strong {
  font-weight: 500;
}

#tab-modifications .mod-guidance-sources {
  display: flex;
  flex-wrap: wrap;
  column-gap: 14px;
}

#tab-modifications .mod-guidance-sources a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 11px;
  line-height: 1.6;
  text-underline-offset: 3px;
  white-space: nowrap;
}

#tab-modifications .mod-guidance-notes {
  padding-left: 18px;
  margin: 20px 0;
  color: var(--muted);
}

#tab-modifications .mod-guidance-notes li + li {
  margin-top: 8px;
}

#tab-modifications .mod-assembly-steps {
  margin-top: 24px;
}

#tab-modifications .mod-assembly-steps ol {
  display: grid;
  gap: 16px;
  margin: 14px 0 0;
  padding-left: 22px;
}

#tab-modifications .mod-assembly-steps li {
  padding-left: 4px;
}

#tab-modifications .mod-assembly-steps strong {
  font-size: 13px;
  font-weight: 550;
}

#tab-modifications .mod-assembly-steps p {
  margin: 5px 0 0;
  color: var(--muted);
}

@media (max-width: 850px) {
  #mod-category-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 500px) {
  #mod-category-cards {
    gap: 10px;
  }

  #mod-category-cards .mod-category-card {
    min-height: 164px;
    padding: 15px;
    gap: 8px;
  }

  #tab-modifications #mod-overview-title {
    font-size: 20px;
  }

  #tab-modifications .mod-hardware th,
  #tab-modifications .mod-hardware td {
    padding: 12px 6px;
  }

  #tab-modifications .mod-hardware th:first-child {
    width: 33%;
  }

  #tab-modifications .mod-hardware th:nth-child(2) {
    width: 28%;
  }

  #tab-modifications .mod-guidance-warning {
    padding: 14px;
  }
}