/* =========================================================
   InfoBancos — páginas editoriais de educação financeira
   Central Entenda e guias aprofundados
   ========================================================= */

/* ---- Central Entenda ---- */

.understand-page {
  max-width: 1120px;
  padding-bottom: var(--space-3xl);
}

.understand-hero {
  background:
    radial-gradient(circle at 86% 10%, rgba(13, 110, 253, 0.12), transparent 28%),
    var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  margin-bottom: clamp(3rem, 7vw, 5rem);
  overflow: hidden;
  padding: clamp(2rem, 6vw, 4.5rem);
  position: relative;
}

.understand-hero::before {
  background: linear-gradient(90deg, var(--color-primary), #57a0ff);
  content: "";
  height: 5px;
  inset: 0 0 auto;
  position: absolute;
}

.understand-hero-copy {
  align-self: center;
}

.understand-kicker {
  color: var(--color-primary-dark);
  font-size: var(--font-size-xs);
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
}

.understand-hero h1 {
  font-size: clamp(2.25rem, 5.5vw, 3.75rem);
  letter-spacing: -0.052em;
  line-height: 1.05;
  margin-bottom: var(--space-lg);
  max-width: 720px;
}

.understand-lead {
  color: var(--color-text-secondary);
  font-size: clamp(1.02rem, 2vw, 1.18rem);
  line-height: 1.78;
  max-width: 730px;
}

.understand-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.understand-button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  display: inline-flex;
  font-size: var(--font-size-sm);
  font-weight: 750;
  gap: var(--space-sm);
  justify-content: center;
  line-height: 1.4;
  min-height: 46px;
  padding: 0.72rem 1rem;
  text-decoration: none;
  transition:
    background-color var(--transition-fast),
    border-color var(--transition-fast),
    color var(--transition-fast);
}

.understand-button-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.understand-button-primary:hover,
.understand-button-primary:focus-visible {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
}

.understand-button-secondary {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

.understand-button-secondary:hover,
.understand-button-secondary:focus-visible {
  background: var(--color-primary-light);
  border-color: #b8d6ff;
  color: var(--color-primary-dark);
}

.understand-entry {
  align-self: center;
  background: #f8fbff;
  border: 1px solid #cfe2ff;
  border-radius: var(--radius-md);
  padding: var(--space-xl);
}

.understand-entry-label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  font-weight: 750;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

.understand-entry h2 {
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
}

.understand-entry ol {
  counter-reset: entry-point;
  display: grid;
  gap: var(--space-md);
  list-style: none;
}

.understand-entry li {
  counter-increment: entry-point;
  display: grid;
  grid-template-columns: 1.7rem minmax(0, 1fr);
}

.understand-entry li::before {
  color: var(--color-primary);
  content: "0" counter(entry-point);
  font-size: var(--font-size-xs);
  font-weight: 800;
  grid-row: 1 / span 2;
  line-height: 1.7;
}

.understand-entry a {
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 750;
  line-height: 1.45;
}

.understand-entry a:hover,
.understand-entry a:focus-visible {
  color: var(--color-primary-dark);
}

.understand-entry span {
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  line-height: 1.55;
  margin-top: 0.15rem;
}

.understand-section {
  margin-bottom: clamp(3.5rem, 8vw, 5.5rem);
  scroll-margin-top: calc(var(--navbar-height) + var(--space-lg));
}

.understand-section-heading {
  margin-bottom: var(--space-xl);
  max-width: 760px;
}

.understand-section-heading h2,
.understand-method h2,
.understand-next h2 {
  font-size: clamp(1.65rem, 4vw, 2.35rem);
  letter-spacing: -0.035em;
  line-height: 1.18;
  margin-bottom: var(--space-md);
}

.understand-section-heading > p:last-child,
.understand-method-heading > p:last-child,
.understand-next > div > p:last-child {
  color: var(--color-text-secondary);
  line-height: 1.75;
}

.understand-resource-grid {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
}

.understand-resource-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  position: relative;
}

.understand-resource-featured {
  border-top: 4px solid var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.understand-resource-glossary {
  background: #f8fbff;
  border-color: #cfe2ff;
}

.understand-resource-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.understand-resource-meta span {
  background: var(--color-primary-light);
  border: 1px solid #cfe2ff;
  border-radius: var(--radius-full);
  color: #084298;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  line-height: 1.2;
  padding: 0.4rem 0.65rem;
  text-transform: uppercase;
}

.understand-resource-card h3 {
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  letter-spacing: -0.03em;
  line-height: 1.25;
  margin-bottom: var(--space-md);
}

.understand-resource-card h3 a {
  color: var(--color-text);
}

.understand-resource-card h3 a:hover,
.understand-resource-card h3 a:focus-visible {
  color: var(--color-primary-dark);
}

.understand-resource-card > p {
  color: var(--color-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--space-lg);
}

.understand-resource-points {
  display: grid;
  gap: var(--space-sm);
  list-style: none;
  margin-bottom: var(--space-xl);
}

.understand-resource-points li {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.55;
  padding-left: var(--space-lg);
  position: relative;
}

.understand-resource-points li::before {
  background: var(--color-primary);
  border-radius: var(--radius-full);
  content: "";
  height: 6px;
  left: var(--space-xs);
  position: absolute;
  top: 0.48rem;
  width: 6px;
}

.understand-text-link {
  align-items: center;
  align-self: flex-start;
  color: var(--color-primary-dark);
  display: inline-flex;
  font-size: var(--font-size-sm);
  font-weight: 750;
  gap: var(--space-sm);
  margin-top: auto;
  text-decoration: underline;
  text-decoration-color: rgba(13, 110, 253, 0.3);
  text-underline-offset: 0.2em;
}

.understand-term-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.understand-term-list span {
  background: var(--color-surface);
  border: 1px solid #cfe2ff;
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  font-size: var(--font-size-xs);
  line-height: 1.3;
  padding: 0.42rem 0.65rem;
}

.understand-topic-grid {
  display: grid;
  gap: var(--space-lg);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.understand-topic-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: grid;
  grid-template-columns: 2.4rem minmax(0, 1fr);
  padding: clamp(1.25rem, 4vw, 2rem);
}

.understand-topic-number {
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: 800;
  letter-spacing: 0.04em;
  padding-top: 0.22rem;
}

.understand-topic-card h3,
.understand-topic-card p,
.understand-topic-card ul {
  grid-column: 2;
}

.understand-topic-card h3 {
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin-bottom: var(--space-sm);
}

.understand-topic-card p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.65;
  margin-bottom: var(--space-lg);
}

.understand-topic-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  list-style: none;
}

.understand-topic-card a {
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-full);
  color: var(--color-primary-dark);
  display: inline-flex;
  font-size: var(--font-size-xs);
  font-weight: 650;
  line-height: 1.3;
  padding: 0.45rem 0.7rem;
}

.understand-topic-card a:hover,
.understand-topic-card a:focus-visible {
  background: var(--color-primary-light);
  border-color: #b8d6ff;
}

.understand-method {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: grid;
  gap: clamp(1.5rem, 4vw, 3rem);
  grid-template-columns: minmax(260px, 0.75fr) minmax(0, 1.25fr);
  margin-bottom: var(--space-xl);
  padding: clamp(1.5rem, 5vw, 3.25rem);
}

.understand-method-list {
  display: grid;
  gap: 0;
}

.understand-method-list > div {
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-md) 0;
}

.understand-method-list > div:first-child {
  border-top: 0;
  padding-top: 0;
}

.understand-method-list strong {
  color: var(--color-text);
  display: block;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-xs);
}

.understand-method-list p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.65;
  margin: 0;
}

.understand-source-link {
  align-items: center;
  color: var(--color-primary-dark);
  display: inline-flex;
  font-size: var(--font-size-sm);
  font-weight: 700;
  gap: var(--space-sm);
  grid-column: 1 / -1;
  justify-self: start;
}

.understand-next {
  align-items: center;
  background: #0b3975;
  border-radius: var(--radius-lg);
  color: #fff;
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: minmax(0, 1fr) minmax(260px, auto);
  margin-bottom: var(--space-xl);
  padding: clamp(1.5rem, 5vw, 3rem);
}

.understand-next .understand-kicker {
  color: #b8d6ff;
}

.understand-next h2 {
  color: #fff;
}

.understand-next > div > p:last-child {
  color: #d4e7ff;
  margin-bottom: 0;
}

.understand-next-links {
  display: grid;
  gap: var(--space-sm);
}

.understand-next-links a {
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-md);
  color: #fff;
  display: flex;
  font-size: var(--font-size-sm);
  font-weight: 700;
  justify-content: space-between;
  min-width: 230px;
  padding: 0.72rem 0.9rem;
}

.understand-next-links a::after {
  content: "→";
}

.understand-next-links a:hover,
.understand-next-links a:focus-visible {
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
}

.understand-disclaimer {
  margin-bottom: 0;
}

.understand-disclaimer h2 {
  color: #856404;
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.understand-disclaimer p {
  margin-bottom: 0;
}

.understand-page + .footer .footer-text,
.understand-page + .footer .footer-links a {
  color: var(--color-text-secondary);
}

@media (max-width: 900px) {
  .understand-hero,
  .understand-resource-grid,
  .understand-method,
  .understand-next {
    grid-template-columns: 1fr;
  }

  .understand-entry {
    align-self: stretch;
  }

  .understand-next-links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .understand-next-links a {
    min-width: 0;
  }
}

@media (max-width: 700px) {
  .understand-topic-grid {
    grid-template-columns: 1fr;
  }

  .understand-next-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .understand-page {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .understand-hero,
  .understand-resource-card,
  .understand-method,
  .understand-next {
    border-radius: var(--radius-md);
  }

  .understand-hero-actions,
  .understand-button {
    width: 100%;
  }

  .understand-topic-card {
    grid-template-columns: 1fr;
  }

  .understand-topic-number,
  .understand-topic-card h3,
  .understand-topic-card p,
  .understand-topic-card ul {
    grid-column: 1;
  }

  .understand-topic-number {
    margin-bottom: var(--space-xs);
  }
}

@media (prefers-reduced-motion: reduce) {
  .understand-button {
    transition: none;
  }
}

.basel-page {
  max-width: 1120px;
  padding-bottom: var(--space-3xl);
}

.basel-hero {
  background:
    radial-gradient(circle at 88% 8%, rgba(13, 110, 253, 0.14), transparent 30%),
    linear-gradient(145deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-xl);
  overflow: hidden;
  padding: clamp(2rem, 6vw, 4.5rem);
  position: relative;
}

.basel-hero::before {
  background: linear-gradient(90deg, var(--color-primary), #57a0ff);
  content: "";
  height: 5px;
  inset: 0 0 auto;
  position: absolute;
}

.basel-kicker {
  color: var(--color-primary-dark);
  font-size: var(--font-size-xs);
  font-weight: 800;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
}

.basel-hero h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.65rem);
  letter-spacing: -0.05em;
  line-height: 1.06;
  margin-bottom: var(--space-lg);
  max-width: 900px;
}

.basel-lead {
  color: var(--color-text-secondary);
  font-size: clamp(1.03rem, 2vw, 1.2rem);
  line-height: 1.75;
  max-width: 860px;
}

.basel-source-badge {
  align-items: center;
  background: var(--color-primary-light);
  border: 1px solid #b8d6ff;
  border-radius: var(--radius-full);
  color: #084298;
  display: inline-flex;
  font-size: var(--font-size-sm);
  font-weight: 650;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  padding: 0.55rem 0.9rem;
}

.basel-source-badge svg {
  flex: 0 0 auto;
}

.basel-answer {
  background: #0b3975;
  border-radius: var(--radius-lg);
  color: #fff;
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: minmax(0, 1.35fr) minmax(250px, 0.65fr);
  margin-bottom: var(--space-xl);
  padding: clamp(1.5rem, 5vw, 3rem);
  scroll-margin-top: calc(var(--navbar-height) + var(--space-lg));
}

.basel-answer .basel-kicker {
  color: #b8d6ff;
}

.basel-answer h2 {
  font-size: clamp(1.45rem, 3vw, 2rem);
  letter-spacing: -0.025em;
  line-height: 1.22;
  margin-bottom: var(--space-md);
}

.basel-answer p {
  color: #e7f1ff;
  line-height: 1.75;
}

.basel-answer strong {
  color: #fff;
}

.basel-answer-formula {
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  font-variant-numeric: tabular-nums;
  justify-content: center;
  padding: var(--space-lg);
  text-align: center;
}

.basel-answer-formula span {
  color: #b8d6ff;
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.basel-answer-formula strong {
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.25;
  margin: var(--space-sm) 0;
}

.basel-answer-formula small {
  color: #d4e7ff;
  line-height: 1.5;
}

.basel-find-cta {
  align-items: center;
  background: var(--color-surface);
  border: 1px solid #b8d6ff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: minmax(0, 1fr) auto;
  margin-bottom: var(--space-xl);
  padding: clamp(1.4rem, 4vw, 2.25rem);
}

.basel-find-cta h2 {
  font-size: clamp(1.3rem, 2.8vw, 1.75rem);
  letter-spacing: -0.025em;
  line-height: 1.25;
  margin-bottom: var(--space-sm);
}

.basel-find-cta p:last-child {
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin-bottom: 0;
}

.basel-primary-link {
  align-items: center;
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  color: #fff;
  display: inline-flex;
  font-weight: 750;
  gap: var(--space-sm);
  justify-content: center;
  line-height: 1.35;
  padding: 0.85rem 1.1rem;
  text-align: center;
  text-decoration: none;
  transition: background-color var(--transition-fast), border-color var(--transition-fast);
}

.basel-primary-link:hover,
.basel-primary-link:focus-visible {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
  text-decoration: none;
}

.basel-layout {
  align-items: start;
  display: grid;
  gap: var(--space-xl);
  grid-template-columns: 230px minmax(0, 1fr);
}

.basel-toc {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  position: sticky;
  top: calc(var(--navbar-height) + var(--space-lg));
}

.basel-toc h2 {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
  text-transform: uppercase;
}

.basel-toc ol {
  display: grid;
  gap: 0.2rem;
  list-style: none;
}

.basel-toc a {
  border-left: 2px solid var(--color-border-light);
  color: var(--color-text-secondary);
  display: block;
  font-size: 0.83rem;
  line-height: 1.35;
  padding: 0.45rem 0 0.45rem var(--space-sm);
}

.basel-toc a:hover,
.basel-toc a:focus-visible {
  border-left-color: var(--color-primary);
  color: var(--color-primary-dark);
}

.basel-article {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  min-width: 0;
  padding: clamp(1.5rem, 5vw, 3.5rem);
}

.basel-section {
  border-bottom: 1px solid var(--color-border);
  padding: 0 0 clamp(2.25rem, 5vw, 3.5rem);
  scroll-margin-top: calc(var(--navbar-height) + var(--space-xl));
}

.basel-section + .basel-section {
  padding-top: clamp(2.25rem, 5vw, 3.5rem);
}

.basel-section:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.basel-section-label {
  color: var(--color-primary);
  font-size: var(--font-size-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-xs);
  text-transform: uppercase;
}

.basel-section h2 {
  font-size: clamp(1.55rem, 3.6vw, 2.25rem);
  letter-spacing: -0.035em;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

.basel-section h3 {
  font-size: clamp(1.15rem, 2.5vw, 1.4rem);
  letter-spacing: -0.015em;
  line-height: 1.35;
  margin: var(--space-xl) 0 var(--space-md);
}

.basel-section h4 {
  font-size: var(--font-size-base);
  line-height: 1.4;
  margin-bottom: var(--space-sm);
}

.basel-section p {
  color: var(--color-text-secondary);
  line-height: 1.82;
  margin-bottom: var(--space-md);
}

.basel-section > p:last-child {
  margin-bottom: 0;
}

.basel-section ul,
.basel-section ol {
  color: var(--color-text-secondary);
  display: grid;
  gap: var(--space-sm);
  line-height: 1.75;
  margin: 0 0 var(--space-lg) var(--space-lg);
}

.basel-section li::marker {
  color: var(--color-primary);
  font-weight: 700;
}

.basel-section a {
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: rgba(13, 110, 253, 0.35);
  text-underline-offset: 0.15em;
}

.basel-section .basel-primary-link {
  color: #fff;
  text-decoration: none;
}

.basel-definition {
  background: var(--color-bg);
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-text-secondary);
  font-size: 1.04rem;
  line-height: 1.8;
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
}

.basel-definition strong {
  color: var(--color-text);
}

.basel-equation {
  background: #f8fbff;
  border: 1px solid #cfe2ff;
  border-radius: var(--radius-md);
  color: #084298;
  font-variant-numeric: tabular-nums;
  margin: var(--space-xl) 0;
  padding: clamp(1.25rem, 4vw, 2rem);
  text-align: center;
}

.basel-equation strong {
  display: block;
  font-size: clamp(1.3rem, 3vw, 1.8rem);
  line-height: 1.35;
}

.basel-equation span {
  display: block;
  font-size: var(--font-size-sm);
  margin-top: var(--space-sm);
}

.basel-example {
  background: #f5f9ff;
  border: 1px solid #d8e8ff;
  border-radius: var(--radius-md);
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
}

.basel-example h3 {
  color: #084298;
  font-size: var(--font-size-lg);
  margin: 0 0 var(--space-md);
}

.basel-example dl {
  display: grid;
  gap: 0;
}

.basel-example dl > div {
  border-top: 1px solid #d8e8ff;
  display: grid;
  gap: var(--space-md);
  grid-template-columns: minmax(140px, 0.65fr) minmax(0, 1.35fr);
  padding: var(--space-sm) 0;
}

.basel-example dl > div:first-child {
  border-top: 0;
}

.basel-example dt {
  color: var(--color-text-secondary);
  font-weight: 600;
}

.basel-example dd {
  color: var(--color-text);
  font-weight: 700;
}

.basel-example p {
  margin: var(--space-md) 0 0;
}

.basel-anatomy {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: var(--space-xl) 0;
}

.basel-anatomy > div {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.basel-anatomy h3 {
  margin: 0 0 var(--space-sm);
}

.basel-anatomy p {
  font-size: var(--font-size-sm);
  margin: 0;
}

.basel-caution,
.basel-rule-note,
.basel-history-note {
  border-radius: var(--radius-md);
  margin: var(--space-xl) 0;
  padding: var(--space-lg);
}

.basel-caution {
  background: var(--color-warning-light);
  border: 1px solid #efd26b;
}

.basel-caution h3,
.basel-caution h4 {
  color: #664d03;
  margin: 0 0 var(--space-sm);
}

.basel-caution p,
.basel-caution li {
  color: #664d03;
}

.basel-caution p:last-child {
  margin-bottom: 0;
}

.basel-rule-note {
  background: #eef8f2;
  border: 1px solid #badbcc;
  border-left: 4px solid var(--color-secondary);
}

.basel-rule-note h3,
.basel-rule-note h4 {
  color: #0f5132;
  margin: 0 0 var(--space-sm);
}

.basel-rule-note p {
  color: #275c42;
}

.basel-rule-note p:last-child {
  margin-bottom: 0;
}

.basel-history-note {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
}

.basel-history-note h3 {
  margin: 0 0 var(--space-sm);
}

.basel-history-note p:last-child {
  margin-bottom: 0;
}

.basel-table-wrap {
  margin: var(--space-xl) 0;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
}

.basel-table {
  border: 1px solid var(--color-border);
  border-collapse: separate;
  border-radius: var(--radius-md);
  border-spacing: 0;
  font-size: var(--font-size-sm);
  min-width: 650px;
  overflow: hidden;
  width: 100%;
}

.basel-table caption {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 650;
  line-height: 1.5;
  padding: 0 0 var(--space-sm);
  text-align: left;
}

.basel-table th,
.basel-table td {
  border-bottom: 1px solid var(--color-border-light);
  padding: 0.85rem 1rem;
  text-align: left;
  vertical-align: top;
}

.basel-table th {
  background: var(--color-bg);
  color: var(--color-text);
  font-weight: 750;
}

.basel-table td {
  color: var(--color-text-secondary);
  line-height: 1.55;
}

.basel-table tbody tr:last-child td {
  border-bottom: 0;
}

.basel-table .basel-number {
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  white-space: nowrap;
}

.basel-table-note {
  color: var(--color-text-muted) !important;
  font-size: var(--font-size-xs);
  line-height: 1.65 !important;
  margin-top: calc(-1 * var(--space-md));
}

.basel-steps {
  counter-reset: basel-step;
  display: grid;
  gap: var(--space-md);
  list-style: none;
  margin: var(--space-xl) 0 !important;
}

.basel-steps li {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  counter-increment: basel-step;
  padding: var(--space-lg) var(--space-lg) var(--space-lg) 4.2rem;
  position: relative;
}

.basel-steps li::before {
  align-items: center;
  background: var(--color-primary);
  border-radius: var(--radius-full);
  color: #fff;
  content: counter(basel-step);
  display: flex;
  font-size: var(--font-size-sm);
  font-weight: 800;
  height: 2rem;
  justify-content: center;
  left: var(--space-lg);
  position: absolute;
  top: 1.35rem;
  width: 2rem;
}

.basel-steps strong {
  color: var(--color-text);
  display: block;
  margin-bottom: 0.15rem;
}

.basel-comparison-grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: var(--space-xl) 0;
}

.basel-comparison-grid > div {
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.basel-comparison-grid h3 {
  font-size: var(--font-size-base);
  margin: 0 0 var(--space-sm);
}

.basel-comparison-grid p {
  font-size: var(--font-size-sm);
  margin: 0;
}

.basel-lookup {
  background: #f8fbff;
  border: 1px solid #cfe2ff;
  border-radius: var(--radius-md);
  margin: var(--space-xl) 0;
  padding: clamp(1.25rem, 4vw, 2rem);
}

.basel-lookup h3 {
  color: #084298;
  margin: 0 0 var(--space-md);
}

.basel-lookup ol {
  margin-bottom: var(--space-xl);
}

.basel-lookup-note {
  color: var(--color-text-muted) !important;
  font-size: var(--font-size-xs);
  line-height: 1.65 !important;
  margin: var(--space-md) 0 0 !important;
}

.basel-faq {
  display: grid;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
}

.basel-faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.basel-faq summary {
  color: var(--color-text);
  cursor: pointer;
  font-weight: 700;
  line-height: 1.45;
  list-style: none;
  padding: var(--space-lg) 3.2rem var(--space-lg) var(--space-lg);
  position: relative;
}

.basel-faq summary::-webkit-details-marker {
  display: none;
}

.basel-faq summary::after {
  color: var(--color-primary);
  content: "+";
  font-size: 1.5rem;
  font-weight: 400;
  position: absolute;
  right: var(--space-lg);
  top: 50%;
  transform: translateY(-50%);
}

.basel-faq details[open] summary {
  background: #f8fbff;
}

.basel-faq details[open] summary::after {
  content: "−";
}

.basel-faq-answer {
  border-top: 1px solid var(--color-border-light);
  padding: var(--space-lg);
}

.basel-faq-answer p:last-child {
  margin-bottom: 0;
}

.basel-sources {
  display: grid;
  gap: var(--space-sm);
  margin: var(--space-xl) 0 0 !important;
}

.basel-sources li {
  padding-left: var(--space-xs);
}

.basel-disclaimer {
  margin: var(--space-xl) 0 0;
}

.basel-disclaimer p {
  margin-bottom: 0;
}

.basel-find-cta-final {
  margin-top: var(--space-xl);
}

@media (max-width: 900px) {
  .basel-layout {
    grid-template-columns: 1fr;
  }

  .basel-toc {
    position: static;
  }

  .basel-toc ol {
    gap: var(--space-xs);
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .basel-toc a {
    background: var(--color-bg);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-sm);
    height: 100%;
    padding: var(--space-sm);
  }
}

@media (max-width: 700px) {
  .basel-answer {
    grid-template-columns: 1fr;
  }

  .basel-find-cta {
    align-items: start;
    grid-template-columns: 1fr;
  }

  .basel-anatomy,
  .basel-comparison-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .basel-page {
    padding-left: var(--space-md);
    padding-right: var(--space-md);
  }

  .basel-hero,
  .basel-answer,
  .basel-article {
    border-radius: var(--radius-md);
  }

  .basel-source-badge {
    align-items: flex-start;
    border-radius: var(--radius-md);
  }

  .basel-toc ol {
    grid-template-columns: 1fr;
  }

  .basel-example dl > div {
    gap: var(--space-xs);
    grid-template-columns: 1fr;
  }

  .basel-steps li {
    padding-left: 3.8rem;
  }

  .basel-find-cta .basel-primary-link,
  .basel-lookup .basel-primary-link {
    width: 100%;
  }
}

@media print {
  .basel-toc,
  .navbar,
  .footer,
  #cookie-consent-banner {
    display: none !important;
  }

  .basel-page {
    max-width: none;
    padding: 0;
  }

  .basel-layout {
    display: block;
  }

  .basel-article,
  .basel-hero,
  .basel-answer {
    border: 0;
    box-shadow: none;
  }
}