/* ── Breadcrumb ── */
.breadcrumb {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  min-height: 1.2em;
}

.breadcrumb-sep {
  color: var(--color-text-light);
  font-size: 0.7rem;
}

/* ── Card shell ── */
.card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
  overflow: hidden;
}

/* ── Card header: title ── */
.card-header {
  padding: 2rem 2.25rem 1.75rem;
}

.card-title {
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.25;
  color: var(--color-text);
  word-break: break-word;
}

/* ── Insight blockquote ── */
.card-insight {
  margin: 0 2.25rem 1.75rem;
  padding: 1.1rem 1.4rem;
  background: var(--color-insight-bg);
  border-left: 3px solid var(--color-insight-border);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--color-text);
  font-style: italic;
}

/* ── Reveal toggle row ── */
.card-reveal-toggle {
  padding: 0 2.25rem 1.75rem;
}

/* ── Reveal section (hidden → visible) ── */
.card-reveal {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.55s ease, opacity 0.4s ease;
}

.card-reveal.visible {
  max-height: 6000px;
  opacity: 1;
}

/* ── Body text (elaboration) ── */
.card-body {
  padding: 1.5rem 2.25rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text);
}

/* When there's no insight, body is shown directly (no border-top needed for first child) */
.card-body.card-body--direct {
  border-top: none;
  padding-top: 0;
}

.card-body p {
  margin-bottom: 0.85rem;
}

.card-body p:last-child {
  margin-bottom: 0;
}

.card-body ul,
.card-body ol {
  margin: 0.25rem 0 0.85rem 1.35rem;
}

.card-body li {
  margin-bottom: 0.45rem;
  line-height: 1.65;
}

.card-body strong {
  font-weight: 600;
  color: var(--color-text);
}

.card-body em {
  font-style: italic;
}

.card-body code {
  background: var(--color-tag-bg);
  border: 1px solid var(--color-border);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  font-size: 0.88em;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

/* ── Sub-headings (#### inside card body) ── */
.card-subheading {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 1.15rem 0 0.3rem;
  color: var(--color-text);
}

.card-subheading:first-child {
  margin-top: 0;
}

/* ── Tables ── */
.card-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0 0.85rem;
  font-size: 0.9rem;
}

.card-body th,
.card-body td {
  text-align: left;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border);
  line-height: 1.5;
}

.card-body th {
  background: var(--color-tag-bg);
  font-weight: 600;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
}

.card-body td {
  vertical-align: top;
}

/* ── Reflect section ── */
.card-reflect {
  padding: 1.5rem 2.25rem;
  background: var(--color-reflect-bg);
  border-top: 1px solid var(--color-border);
}

.reflect-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.85rem;
}

.reflect-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.reflect-item {
  display: flex;
  gap: 0.7rem;
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--color-text);
}

.reflect-item::before {
  content: '→';
  color: var(--color-accent);
  font-weight: 600;
  flex-shrink: 0;
  margin-top: 0.05em;
}

/* ── Tags ── */
.card-tags {
  padding: 1.1rem 2.25rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  background: var(--color-tag-bg);
  color: var(--color-tag-text);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  letter-spacing: 0.01em;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .card-header {
    padding: 1.5rem 1.25rem 1.25rem;
  }

  .card-title {
    font-size: 1.3rem;
  }

  .card-insight {
    margin: 0 1.25rem 1.25rem;
    font-size: 1rem;
  }

  .card-reveal-toggle {
    padding: 0 1.25rem 1.25rem;
  }

  .card-body,
  .card-reflect,
  .card-tags {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
  }
}