.toolkit-page .hero {
  padding-bottom: 3.2rem;
}

.toolkit-page .hero h1 {
  max-width: 16ch;
  font-size: clamp(2.15rem, 7vw, 3.85rem);
}

.toolkit-page .claim p {
  max-width: 28ch;
}

.toolkit-page .section h2 {
  max-width: 22ch;
}

.site-nav a[aria-current="page"] {
  color: var(--text);
}

.tk-hero {
  display: grid;
  gap: 2rem;
}

.tk-lede {
  margin-top: 1rem;
  color: var(--muted);
  max-width: 46ch;
  font-size: 1.125rem;
}

.tk-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.35rem;
}

.tk-chip {
  display: inline-flex;
  align-items: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--signal);
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  border-radius: 999px;
  padding: 0.38rem 0.75rem;
}

.tk-buy {
  background:
    linear-gradient(180deg, rgba(124, 58, 237, 0.08), transparent 28%),
    var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.45rem 1.3rem 1.5rem;
  box-shadow: var(--shadow);
}

.tk-buy h2 {
  font-size: 1.7rem;
  max-width: 14ch;
  margin-top: 0.4rem;
}

.tk-price {
  margin-top: 1.15rem;
  font-family: var(--serif);
  font-size: clamp(2.7rem, 6vw, 3.45rem);
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.95;
}

.tk-price-meta,
.tk-buy-note,
.tk-fine {
  color: var(--muted);
}

.tk-price-meta {
  margin-top: 0.55rem;
  font-size: 0.98rem;
}

.tk-buy-rule {
  width: 2.4rem;
  height: 2px;
  margin: 1.25rem 0 0;
  background: var(--accent);
}

.tk-buy .btn {
  width: 100%;
  margin-top: 1.2rem;
}

.tk-buy-note {
  margin-top: 0.85rem;
  font-size: 0.92rem;
}

.tk-buy-list {
  list-style: none;
  padding: 1.1rem 0 0;
  margin: 1.15rem 0 0;
  border-top: 1px solid var(--line);
}

.tk-buy-list li {
  display: grid;
  grid-template-columns: 2.1rem 1fr;
  gap: 0.45rem;
  padding: 0.36rem 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.tk-buy-list .toc-num {
  padding-top: 0.15rem;
}

.tk-group {
  margin-top: 2.15rem;
}

.tk-group-kicker {
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.tk-cap-grid {
  list-style: none;
  padding: 0;
  margin-top: 0.85rem;
  display: grid;
  gap: 1rem;
}

.tk-cap-grid .pillar h3 {
  font-size: 1.18rem;
}

.tk-cap-grid-secondary .pillar {
  background: var(--bg-elevated);
  padding: 1.15rem 1.15rem 1.2rem;
}

.tk-cap-grid-secondary .pillar h3 {
  font-size: 1.08rem;
  font-weight: 500;
}

.tk-steps {
  list-style: none;
  padding: 0.25rem 0;
  margin-top: 2rem;
}

.tk-include-grid {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.tk-include-note {
  margin-top: 1.25rem;
  color: var(--muted);
  max-width: 62ch;
}

.tk-notice {
  margin-top: 1.5rem;
  padding: 1.45rem 1.3rem 1.5rem;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-left: 3px solid var(--contest);
  border-radius: var(--radius);
}

.tk-notice p + p {
  margin-top: 0.85rem;
}

.tk-notice-list {
  list-style: none;
  padding: 0;
  margin-top: 1.15rem;
  display: grid;
  gap: 0.7rem;
}

.tk-notice-list li {
  display: grid;
  grid-template-columns: 1.4rem 1fr;
  gap: 0.55rem;
  color: var(--muted);
}

.tk-notice-mark {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--contest);
  padding-top: 0.2rem;
}

.tk-price-panel {
  margin-top: 2rem;
  padding: 1.6rem 1.35rem 1.55rem;
  background:
    linear-gradient(180deg, rgba(124, 58, 237, 0.1), rgba(124, 58, 237, 0.03)),
    var(--bg-card);
  border: 1px solid rgba(124, 58, 237, 0.28);
  border-radius: var(--radius);
}

.tk-price-panel .tk-price {
  margin-top: 0.85rem;
}

.tk-price-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.35rem;
}

.tk-related {
  margin-top: 2rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--line);
}

.tk-related p {
  color: var(--muted);
  max-width: 52ch;
}

.tk-related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-top: 0.85rem;
}

.tk-related-links a {
  color: var(--signal);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid rgba(196, 181, 253, 0.35);
}

.tk-related-links a:hover,
.tk-related-links a:focus-visible {
  color: #fff;
  border-bottom-color: #fff;
}

@media (min-width: 760px) {
  .tk-hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(17.5rem, 0.85fr);
    align-items: start;
    gap: 2.75rem;
  }

  .tk-cap-grid,
  .tk-include-grid {
    grid-template-columns: 1fr 1fr;
  }

  .tk-price-panel {
    padding: 1.85rem 1.7rem 1.75rem;
  }
}

@media (min-width: 980px) {
  .tk-buy {
    position: sticky;
    top: var(--scroll-offset);
  }

  .card-grid-toolkit {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .tk-buy {
    position: static;
  }
}