.portal-root-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 20px;
  margin-bottom: 28px;
}

.nav-item {
  width: 100%;
  border: 0;
  background: transparent;
  text-align: left;
}

.sidebar-brand {
  cursor: pointer;
}

.nav-item-home {
  margin-bottom: 6px;
}

.btn:disabled {
  opacity: 0.45;
  cursor: default;
}

.portal-home {
  display: flex;
  flex-direction: column;
  gap: 28px;
  max-width: 1120px;
}

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(280px, 0.9fr);
  gap: 22px;
  padding: 30px 32px;
  background:
    radial-gradient(circle at top right, rgba(196, 86, 26, 0.12), transparent 32%),
    linear-gradient(140deg, #f8f6f1 0%, #f2eee6 100%);
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-sm);
}

.home-hero-copy {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.home-kicker,
.home-section-kicker,
.home-action-eyebrow,
.home-phase-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--or-accent);
}

.home-title {
  font-family: var(--ff-display);
  font-size: clamp(34px, 4vw, 52px);
  line-height: 1.02;
  color: var(--ink);
}

.home-subtitle {
  font-size: 14px;
  color: var(--ink-ghost);
  font-style: italic;
}

.home-lede {
  max-width: 62ch;
  font-size: 14px;
  color: var(--ink-mid);
  line-height: 1.7;
}

.home-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 6px;
}

.home-summary-card,
.home-principles-card,
.home-actions-panel,
.home-phase-card,
.home-action-card,
.home-footer-callout {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-xs);
}

.home-summary-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
}

.home-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.home-summary-block {
  background: var(--s0);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 14px 10px;
  text-align: center;
}

.home-summary-value {
  display: block;
  font-family: var(--ff-mono);
  font-size: 24px;
  color: var(--ink);
}

.home-summary-label {
  display: block;
  margin-top: 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-ghost);
}

.home-summary-note,
.home-action-copy,
.home-footer-copy,
.home-phase-copy,
.home-principle p {
  font-size: 12.5px;
  color: var(--ink-muted);
  line-height: 1.7;
}

.home-section-head {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.home-section-title {
  font-family: var(--ff-display);
  font-size: 24px;
  line-height: 1.1;
  color: var(--ink);
}

.home-phase-section,
.home-dual-section {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.home-phase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.home-phase-card {
  padding: 20px;
}

.home-phase-title,
.home-action-title,
.home-principle h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.home-phase-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.home-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border: 1px solid var(--line);
  background: var(--s0);
  border-radius: 999px;
  color: var(--ink-mid);
  transition: border-color 0.14s ease, background 0.14s ease, color 0.14s ease, transform 0.14s ease;
}

.home-chip:hover,
.home-inline-btn:hover {
  transform: translateY(-1px);
}

.home-chip:hover {
  border-color: rgba(196, 86, 26, 0.35);
  background: var(--or-accent-xlt);
  color: var(--or-accent);
}

.home-chip-num {
  font-family: var(--ff-mono);
  font-size: 10.5px;
}

.home-chip-title {
  font-size: 11.5px;
  font-weight: 500;
}

.home-dual-section {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 16px;
}

.home-principles-card,
.home-actions-panel {
  padding: 22px;
}

.home-principles-list,
.home-action-grid {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.home-principle {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

.home-principle:first-child {
  border-top: 0;
  padding-top: 0;
}

.home-action-card {
  padding: 18px;
}

.home-action-title {
  margin-top: 6px;
}

.home-action-list {
  margin: 12px 0 14px;
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--ink-ghost);
}

.home-inline-btn {
  align-self: flex-start;
}

.home-footer-callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 22px;
  background: linear-gradient(140deg, #fff 0%, #f4f0e8 100%);
}

.home-footer-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
}

.portal-resource-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-xs);
  overflow: hidden;
}

.portal-resource-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
}

.portal-resource-row:last-child {
  border-bottom: none;
}

.portal-resource-label {
  font-size: 12px;
  color: var(--ink-muted);
}

.portal-resource-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--or-accent);
}

.chapter-frame-shell {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r-xl);
  box-shadow: var(--sh-sm);
  overflow: hidden;
  min-height: 980px;
}

.chapter-frame {
  width: 100%;
  min-height: 980px;
  border: none;
  background: var(--s0);
}

@media (max-width: 920px) {
  .portal-root-grid {
    grid-template-columns: 1fr;
  }

  .home-hero,
  .home-dual-section,
  .home-phase-grid {
    grid-template-columns: 1fr;
  }

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

  .home-footer-callout {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 680px) {
  .portal-home {
    gap: 22px;
  }

  .home-hero,
  .home-principles-card,
  .home-actions-panel,
  .home-phase-card,
  .home-footer-callout {
    padding: 18px;
  }

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