/* ==========================================================================
   si7b — multi-page layer
   Shared navigation, page mastheads, home previews, pagination.
   ========================================================================== */

/* Mobile navigation */

.nav-toggle {
  display: none;
  place-items: center;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  padding: 0;
  border: 1px solid rgba(243, 240, 230, 0.22);
  border-radius: var(--radius);
  background: transparent;
  color: var(--paper);
}

.nav-toggle:hover {
  border-color: rgba(243, 240, 230, 0.5);
}

.nav-toggle-bars {
  position: relative;
  display: block;
  width: 16px;
  height: 10px;
}

.nav-toggle-bars i {
  position: absolute;
  left: 0;
  width: 16px;
  height: 1px;
  background: currentColor;
  transition:
    top 180ms ease,
    transform 180ms ease;
}

.nav-toggle-bars i:first-child {
  top: 1px;
}

.nav-toggle-bars i:last-child {
  top: 7px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:first-child {
  top: 4px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bars i:last-child {
  top: 4px;
  transform: rotate(-45deg);
}

/* Quick entries are links on the multi-page home */

.quick-entry a {
  min-height: 27px;
  padding: 3px 8px;
  border: 1px solid transparent;
  border-radius: 1px;
  background: transparent;
  color: #536057;
  font-size: 11.5px;
  transition:
    color 150ms ease,
    background 150ms ease,
    border-color 150ms ease;
}

.quick-entry a:hover {
  border-color: var(--line);
  background: var(--card);
  color: var(--ink);
}

/* Page mastheads */

.page-masthead {
  position: relative;
  border-bottom: 1px solid var(--ink);
  background: var(--paper);
  overflow: hidden;
}

.page-masthead::after {
  content: "";
  position: absolute;
  top: -180px;
  right: -120px;
  width: 460px;
  height: 460px;
  border: 1px solid var(--line);
  border-radius: 50%;
  pointer-events: none;
}

.page-masthead-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 56px 32px 34px;
}

.page-masthead .kicker {
  margin-bottom: 18px;
}

.page-masthead-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.72fr);
  gap: 60px;
  align-items: end;
}

.page-masthead h1 {
  max-width: 820px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(46px, 5.2vw, 72px);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.page-masthead-side {
  display: flex;
  max-width: 520px;
  flex-direction: column;
  gap: 18px;
  justify-self: end;
}

.page-masthead-side p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 13.5px;
  line-height: 1.8;
  text-wrap: pretty;
}

.page-masthead-side .library-search {
  margin-top: 2px;
}

.page-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  max-width: 620px;
  margin: 32px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.page-stats > div {
  padding-left: 18px;
  border-left: 1px solid var(--line);
}

.page-stats > div:first-child {
  padding-left: 0;
  border-left: 0;
}

.page-stats dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.4;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.page-stats dd {
  margin: 3px 0 0;
  font-size: 21px;
  font-weight: 650;
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.page-stats dd small {
  margin-left: 3px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8.5px;
  font-weight: 500;
  letter-spacing: 0;
}

.library-search {
  height: 54px;
  max-width: 560px;
  margin-top: 0;
  padding: 0 15px;
  box-shadow: 4px 4px 0 var(--ink);
}

.library-search:focus-within {
  box-shadow: 6px 6px 0 var(--lime);
}

.index-section--page .index-layout {
  padding-top: 32px;
}

.index-section--page .section-heading {
  display: none;
}

/* Result pagination */

.library-pager {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.library-pager p {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.5;
  letter-spacing: 0.03em;
}

.library-pager p strong {
  color: var(--ink);
  font-size: 11px;
}

.library-pager button {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--card);
  color: var(--ink);
  font-size: 11.5px;
  font-weight: 600;
  transition:
    background 150ms ease,
    box-shadow 150ms ease;
}

.library-pager button:hover {
  background: var(--lime);
  box-shadow: 3px 3px 0 var(--ink);
}

.library-pager button .icon {
  width: 13px;
  height: 13px;
}

.library-end {
  margin: 18px 0 0;
  color: #8b9389;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.04em;
}

.library-end::before {
  content: "— ";
}

/* Home: section scaffolding */

.home-section {
  position: relative;
  border-top: 1px solid var(--ink);
  background: var(--paper);
  scroll-margin-top: calc(var(--header-height) + 18px);
}

.home-section-inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 72px 32px 84px;
}

.home-section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.62fr);
  gap: 56px;
  align-items: end;
  margin-bottom: 32px;
}

.home-section-head h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(38px, 4vw, 54px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.home-section-head p {
  max-width: 430px;
  margin: 0 0 4px auto;
  color: var(--ink-muted);
  font-size: 13px;
  line-height: 1.8;
}

.home-section-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 24px;
  padding-bottom: 3px;
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
  font-size: 11.5px;
  font-weight: 600;
}

.home-section-link:hover {
  border-color: var(--coral);
  color: var(--coral);
}

.home-section-link .icon {
  width: 13px;
  height: 13px;
}

.home-section-link--light {
  border-color: rgba(243, 240, 230, 0.42);
  color: var(--lime);
}

.home-section-link--light:hover {
  border-color: var(--lime);
  color: var(--lime);
}

/* Home: model preview list */

.home-index-list {
  border-top: 1.5px solid var(--ink);
}

.home-model-row {
  display: grid;
  grid-template-columns: 58px minmax(0, 1.2fr) minmax(0, 0.9fr) 78px 26px;
  gap: 20px;
  align-items: center;
  padding: 17px 6px;
  border-bottom: 1px solid var(--line);
  color: var(--ink);
  transition:
    background 160ms ease,
    box-shadow 160ms ease;
}

.home-model-row:hover {
  background: #edf3d8;
  box-shadow: inset 3px 0 0 var(--ink);
}

.home-model-serial {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9.5px;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

.home-model-main {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 2px;
}

.home-model-vendor {
  color: #6d786d;
  font-family: var(--mono);
  font-size: 8.5px;
  line-height: 1.4;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.home-model-main strong {
  overflow: hidden;
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.02em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-model-specs {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  line-height: 1.6;
}

.home-model-mem {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.4;
  text-align: right;
  white-space: nowrap;
}

.home-model-mem span {
  display: block;
  color: var(--muted);
  font-size: 7.5px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.home-model-arrow {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  justify-self: end;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  transition:
    border-color 150ms ease,
    background 150ms ease,
    color 150ms ease;
}

.home-model-arrow .icon {
  width: 12px;
  height: 12px;
}

.home-model-row:hover .home-model-arrow {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--lime);
}

/* Home: memory lanes */

.home-lanes {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.home-lane {
  display: flex;
  min-height: 214px;
  flex-direction: column;
  padding: 18px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  transition: background 180ms ease;
}

.home-lane:hover {
  background: #eef5d7;
}

.home-lane-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.home-lane-count {
  margin-top: 20px;
  font-family: var(--sans);
  font-size: 46px;
  font-weight: 650;
  line-height: 0.9;
  letter-spacing: -0.065em;
}

.home-lane-label {
  margin-top: 7px;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.home-lane-models {
  margin-top: 13px;
  color: #667166;
  font-size: 10.5px;
  line-height: 1.7;
}

.home-lane-foot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  padding-top: 15px;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.home-lane-foot .icon {
  width: 12px;
  height: 12px;
}

/* Home: skill previews */

.home-skills {
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  background:
    linear-gradient(to right, rgba(20, 35, 27, 0.05) 1px, transparent 1px),
    #e8eeda;
  background-size: 96px 100%;
}

.home-skills .home-section-head p {
  color: #53614e;
}

.home-skill-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.home-skill-card {
  display: flex;
  min-height: 196px;
  flex-direction: column;
  padding: 17px 18px;
  border: 1px solid rgba(20, 35, 27, 0.28);
  background: rgba(255, 253, 247, 0.44);
  color: var(--ink);
  transition:
    background 160ms ease,
    box-shadow 160ms ease;
}

.home-skill-card:hover {
  background: rgba(255, 253, 247, 0.86);
  box-shadow: inset 3px 0 0 var(--ink);
}

.home-skill-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #5f6d56;
  font-family: var(--mono);
  font-size: 8.5px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.home-skill-card h3 {
  margin: 20px 0 6px;
  font-family: var(--serif);
  font-size: 23px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.home-skill-card p {
  margin: 0;
  color: #53614e;
  font-size: 11.5px;
  line-height: 1.75;
}

.home-skill-foot {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-top: auto;
  padding-top: 18px;
}

.home-skill-foot span {
  color: #5d6a57;
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.5;
}

.home-skill-foot strong {
  margin-right: 3px;
  color: var(--ink);
  font-size: 15px;
}

.home-skill-foot .icon {
  width: 15px;
  height: 15px;
}

/* Home: runbook teaser */

.home-runbook {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(to right, rgba(243, 240, 230, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(243, 240, 230, 0.035) 1px, transparent 1px),
    var(--ink);
  background-size: 76px 76px;
  color: var(--paper);
}

.home-runbook::before {
  content: "";
  position: absolute;
  top: -190px;
  right: -130px;
  width: 480px;
  height: 480px;
  border: 1px solid rgba(201, 239, 74, 0.16);
  border-radius: 50%;
}

.home-runbook-inner {
  position: relative;
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 72px 32px 80px;
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 70px;
}

.home-runbook .kicker {
  color: rgba(201, 239, 74, 0.72);
}

.home-runbook h2 {
  max-width: 520px;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(38px, 4.2vw, 56px);
  font-weight: 500;
  line-height: 1.14;
  letter-spacing: -0.045em;
}

.home-runbook-copy > p {
  max-width: 450px;
  margin: 22px 0 0;
  color: rgba(243, 240, 230, 0.52);
  font-size: 13px;
  line-height: 1.85;
}

.home-runbook-steps {
  border-top: 1px solid rgba(243, 240, 230, 0.18);
}

.home-runbook-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(243, 240, 230, 0.14);
}

.home-runbook-step > span {
  color: var(--lime);
  font-family: var(--mono);
  font-size: 10px;
  line-height: 1.8;
}

.home-runbook-step h3 {
  margin: 0 0 4px;
  color: var(--paper);
  font-size: 14.5px;
  font-weight: 600;
}

.home-runbook-step p {
  margin: 0;
  color: rgba(243, 240, 230, 0.5);
  font-size: 11.5px;
  line-height: 1.75;
}

/* Skills page: search and paging */

.skills-toolbar-side {
  display: flex;
  flex: 0 0 auto;
  flex-direction: column;
  align-items: flex-end;
  gap: 13px;
}

.skills-search {
  display: flex;
  align-items: center;
  gap: 8px;
  width: min(360px, 40vw);
  height: 40px;
  padding: 0 10px;
  border: 1px solid rgba(20, 35, 27, 0.42);
  background: rgba(255, 253, 247, 0.56);
}

.skills-search:focus-within {
  border-color: var(--ink);
  background: var(--card);
  box-shadow: 3px 3px 0 var(--ink);
}

.skills-search .icon {
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  color: #5f6d56;
}

.skills-search input {
  width: 100%;
  min-width: 0;
  height: 100%;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: 12.5px;
}

.skills-search input::placeholder {
  color: #75816c;
  opacity: 1;
}

.skills-search input::-webkit-search-cancel-button {
  display: none;
}

.skills-search .search-clear {
  width: 22px;
  height: 22px;
  background: rgba(20, 35, 27, 0.08);
}

.skills-search .search-clear .icon {
  width: 10px;
  height: 10px;
  color: var(--ink);
}

.skill-pager.library-pager {
  margin-top: 0;
  padding-top: 16px;
  border-top: 1px solid rgba(20, 35, 27, 0.32);
}

.skill-pager.library-pager p {
  color: #5f6d56;
}

.skill-pager.library-pager p strong {
  color: var(--ink);
}

.skill-pager.library-pager button {
  border-color: var(--ink);
  background: var(--paper);
}

.skill-pager.library-pager button:hover {
  background: var(--lime);
}

/* Method page */

.method-page {
  background: var(--paper);
}

.method-inner {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  padding: 54px 32px 96px;
}

.method-lede {
  max-width: 780px;
  margin: 0 0 36px;
  font-family: var(--serif);
  font-size: clamp(19px, 2.3vw, 25px);
  line-height: 1.65;
  letter-spacing: -0.025em;
}

.method-section {
  margin-top: 44px;
  padding-top: 22px;
  border-top: 1.5px solid var(--ink);
}

.method-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.method-section-head h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 27px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.method-section-head span {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.method-criteria .criteria-grid {
  border-top-color: var(--ink);
  border-left-color: var(--ink);
}

.method-criteria .criteria-grid article {
  min-height: 150px;
  border-right-color: var(--ink);
  border-bottom-color: var(--ink);
}

.method-note {
  margin-top: 26px;
  padding: 22px 24px;
  border-left: 4px solid var(--lime);
  background: var(--card);
}

.method-note h3 {
  margin: 0 0 8px;
  font-size: 13px;
}

.method-note p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 12px;
  line-height: 1.85;
}

.method-note p + p {
  margin-top: 7px;
}

.method-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.method-flow article {
  padding: 17px 18px 19px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--card);
}

.method-flow span {
  display: block;
  margin-bottom: 14px;
  color: #9aa198;
  font-family: var(--mono);
  font-size: 8px;
}

.method-flow h3 {
  margin: 0 0 5px;
  font-size: 14px;
}

.method-flow p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 11px;
  line-height: 1.75;
}

.method-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.method-foot p {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.7;
}

.method-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 15px;
  border: 1px solid var(--ink);
  background: var(--lime);
  color: var(--ink);
  font-size: 11.5px;
  font-weight: 700;
  white-space: nowrap;
}

.method-cta:hover {
  background: var(--lime-strong);
}

.method-cta .icon {
  width: 13px;
  height: 13px;
}

/* Responsive */

@media (max-width: 980px) {
  .page-masthead-inner {
    padding-top: 44px;
  }

  .page-masthead-head {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .page-masthead-side {
    max-width: 640px;
    justify-self: stretch;
  }

  .page-masthead-side p {
    max-width: 610px;
  }

  .library-search {
    max-width: 640px;
  }

  .home-section-inner {
    padding-top: 58px;
  }

  .home-section-head {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .home-section-head p {
    max-width: 600px;
    margin-left: 0;
  }

  .home-lanes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-runbook-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .home-runbook h2 {
    max-width: 630px;
  }

  .method-inner {
    padding-top: 44px;
  }
}

@media (max-width: 860px) {
  .primary-nav {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: flex;
    margin: 0;
    padding: 6px 20px 14px;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    border-top: 1px solid rgba(243, 240, 230, 0.12);
    border-bottom: 1px solid rgba(243, 240, 230, 0.18);
    background: var(--ink);
    box-shadow: 0 18px 30px rgba(9, 17, 12, 0.24);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-7px);
    transition:
      opacity 170ms ease,
      transform 170ms ease,
      visibility 170ms ease;
  }

  .site-header.nav-open .primary-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .primary-nav a,
  .primary-nav button {
    padding: 14px 0;
    border-bottom: 1px solid rgba(243, 240, 230, 0.09);
    font-size: 14px;
    text-align: left;
  }

  .primary-nav > :last-child {
    border-bottom: 0;
  }

  .primary-nav .is-current::after {
    right: auto;
    bottom: 10px;
    left: 0;
    width: 22px;
    height: 2px;
  }

  .nav-toggle {
    display: inline-grid;
  }

  .home-section-inner {
    padding: 52px 20px 66px;
  }

  .home-model-row {
    grid-template-columns: 42px minmax(0, 1fr) 64px 22px;
    gap: 12px;
  }

  .home-model-specs {
    display: none;
  }

  .home-skill-grid {
    grid-template-columns: 1fr;
  }

  .home-runbook-inner {
    padding: 58px 20px 64px;
  }

  .home-lanes {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .method-flow {
    grid-template-columns: 1fr;
  }

  .page-masthead-inner {
    padding: 40px 20px 30px;
  }

  .page-stats {
    max-width: 100%;
  }

  .index-section--page .index-layout {
    padding-top: 24px;
  }

  .library-pager {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .library-pager button {
    width: 100%;
    justify-content: center;
  }

  .skills-toolbar {
    align-items: stretch;
    flex-direction: column;
    gap: 15px;
  }

  .skills-toolbar-side {
    width: 100%;
    align-items: stretch;
  }

  .skills-search {
    width: 100%;
  }
}

@media (max-width: 720px) {
  .page-masthead h1 {
    font-size: clamp(40px, 11vw, 56px);
  }

  .page-masthead .kicker {
    margin-bottom: 13px;
  }

  .page-masthead-side p {
    font-size: 12.5px;
  }

  .library-search {
    height: 50px;
  }

  .page-stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-stats > div {
    padding-left: 12px;
  }

  .page-stats dd {
    font-size: 17px;
  }

  .page-stats dd small {
    display: block;
    margin: 2px 0 0;
  }

  .home-model-row {
    grid-template-columns: 34px minmax(0, 1fr) 52px 20px;
    gap: 10px;
    padding: 15px 2px;
  }

  .home-model-main strong {
    font-size: 18px;
  }

  .home-model-mem {
    font-size: 11px;
  }

  .home-model-mem span {
    display: none;
  }

  .home-lanes {
    grid-template-columns: 1fr;
  }

  .home-lane {
    min-height: 176px;
  }

  .home-skill-card {
    min-height: 0;
  }

  .home-runbook-step {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 12px;
  }

  .method-inner {
    padding: 36px 20px 72px;
  }

  .method-criteria .criteria-grid {
    grid-template-columns: 1fr;
  }

  .method-foot {
    align-items: flex-start;
    flex-direction: column;
  }

  .method-cta {
    width: 100%;
    justify-content: center;
  }

  .skill-pager.library-pager button {
    width: 100%;
  }
}

@media (max-width: 460px) {
  .nav-toggle {
    width: 37px;
    height: 37px;
  }

  .page-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 0;
  }

  .page-stats > div:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .page-masthead h1 {
    font-size: clamp(37px, 11.5vw, 48px);
  }

  .home-model-row {
    grid-template-columns: 30px minmax(0, 1fr) 48px 18px;
  }

  .home-model-serial {
    font-size: 8.5px;
  }

  .home-skill-card h3 {
    font-size: 21px;
  }
}

/* Page headings use h1 on standalone pages */

.section-heading h1 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(40px, 4vw, 55px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.runbook-head h1 {
  margin: 0;
  color: var(--paper);
  font-family: var(--serif);
  font-size: clamp(42px, 4.2vw, 58px);
  font-weight: 500;
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.library-note a {
  align-self: center;
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line-strong);
  color: var(--ink);
  font-size: 10.5px;
  white-space: nowrap;
}

.library-note a:hover {
  border-color: var(--ink);
}

.skills-body .library-end {
  color: #5f6d56;
}

.home-index-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  line-height: 1.6;
  letter-spacing: 0.02em;
}