.hand-hero {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-7);
}

.crumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--color-muted);
  font-size: 13px;
  font-weight: 700;
}

.crumb-link {
  color: var(--color-brand-900);
  text-decoration: none;
}

.crumb-link:hover {
  text-decoration: underline;
}

.crumb-sep,
.crumb-current {
  color: var(--color-muted);
}

.hero-top {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.85fr);
  gap: var(--space-5);
  align-items: start;
}

.hero-intro {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fbfcfb;
  min-width: 0;
}

.hero-rail {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-width: 0;
}

.rail-card {
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #ffffff;
}

.rail-card-contrast {
  background: var(--color-brand-200);
}

.rail-title,
.stack-title,
.question-title,
.chemical-title,
.alert-title,
.related-title,
.machine-title,
.selection-title,
.quick-map-title,
.task-step-title,
.climate-title {
  margin: 0 0 var(--space-3) 0;
  font-size: 18px;
  font-weight: 900;
  color: var(--color-brand-900);
}

.quick-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
}

.quick-map-card {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #ffffff;
  min-width: 0;
}

.warning-map-card {
  background: #f3f6f2;
}

.quick-map-text,
.selection-text,
.climate-text,
.related-text {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.7;
}

.hand-section {
  padding: var(--space-7);
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.hand-section-shift {
  background: linear-gradient(180deg, #ffffff 0%, #fbfcfb 100%);
}

.section-heading {
  margin: 0;
  font-family: Fraunces, Georgia, serif;
  font-size: 30px;
  line-height: 1.18;
  color: var(--color-brand-900);
}

.section-paragraph {
  margin: 0;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.8;
}

.shift-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: var(--space-5);
}

.shift-main {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
}

.shift-side {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-width: 0;
}

.stack-card {
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #ffffff;
}

.task-flow {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.task-step {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fbfcfb;
  min-width: 0;
}

.task-step-index {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: var(--color-brand-200);
  color: var(--color-brand-900);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  flex: 0 0 auto;
}

.task-step-body {
  min-width: 0;
}

.task-step-text {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.75;
}

.question-band {
  margin-top: var(--space-2);
}

.question-band-card {
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-brand-200);
}

.chemical-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-5);
  align-items: start;
}

.chemical-side {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
}

.chemical-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  min-width: 0;
}

.chemical-card {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #ffffff;
  min-width: 0;
}

.chemical-text {
  margin: 0;
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.75;
}

.climate-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.climate-card {
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #fbfcfb;
  min-width: 0;
}

.alert-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(300px, 0.85fr);
  gap: var(--space-5);
  align-items: start;
}

.alert-main {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 0;
}

.alert-side {
  min-width: 0;
}

.alert-card {
  padding: var(--space-5);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #ffffff;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-2);
}

.related-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: #ffffff;
  text-decoration: none;
  min-width: 0;
}

.related-card:hover {
  border-color: var(--color-brand-900);
  transform: translateY(-1px);
}

.dense-list {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  color: var(--color-muted);
  font-size: 14px;
  line-height: 1.7;
}

.nav-link.is-active {
  color: var(--color-brand-900);
  background: var(--color-brand-200);
}

.mobile-nav-link.is-active {
  background: var(--color-brand-200);
  border-color: var(--color-brand-200);
  color: var(--color-brand-900);
}

@media (max-width: 1180px) {
  .quick-map,
  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .climate-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .hero-top,
  .shift-layout,
  .chemical-layout,
  .alert-layout,
  .task-flow {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .hand-hero,
  .hand-section {
    padding: var(--space-6);
  }

  .section-heading {
    font-size: 26px;
  }

  .quick-map,
  .chemical-grid,
  .related-grid {
    grid-template-columns: 1fr;
  }

  .hero-intro,
  .rail-card,
  .quick-map-card,
  .stack-card,
  .task-step,
  .question-band-card,
  .chemical-card,
  .climate-card,
  .alert-card,
  .related-card {
    padding: var(--space-4);
  }
}