.wiki-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: var(--bg-light);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  overflow: hidden;
}

.wiki-thumb {
  border-radius: 13px;
  max-width: 40%;
  float: right;
  margin-left: 1rem;
  margin-bottom: 1rem;
  background: var(--border-color);
}

.wiki-thumb--logo {
  display: block;
  max-width: 80%;
  max-height: 60px;
  width: auto;
  object-fit: contain;
  object-position: left center;
  margin-bottom: 0.75rem;
  margin: 0.75rem auto 2rem auto;
}

.wiki-body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.wiki-title {
  display: block;
  font-size: var(--font-large);
  font-weight: 600;
  color: var(--link-color);
  text-decoration: none;
  line-height: 1.1;
}

.wiki-title:hover {
  color: var(--link-hover, var(--link-color));
  text-decoration: underline;
}

.wiki-desc {
  margin-bottom: 1rem;
  font-size: var(--font-small);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}

.wiki-extract {
  font-size: var(--font-medium);
  color: var(--text-primary);
  display: inline;
}

.wiki-footer-link {
  display: inline-block;
  margin-top: 0.25rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-decoration: none;
}

.wiki-footer-link:hover {
  color: var(--link-color);
  text-decoration: underline;
}

.math-widget {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--bg-light);
  max-width: 652px;
  color: var(--text-primary);
}

.math-header {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
  font-weight: 600;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.5rem;
}

.math-body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.math-query {
  font-size: 1.1rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.math-equals {
  font-size: 0.9rem;
  color: var(--text-secondary);
  opacity: 0.7;
}

.math-result {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}
.math-calc {
  font-family: system-ui, -apple-system, sans-serif;
  max-width: 652px;
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.math-calc-screen {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.math-calc-expr {
  width: 100%;
  background: var(--bg-light);
  color: var(--text-primary);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 1.4rem;
  font-weight: 600;
  padding: 0.6rem 0.75rem;
  border: 0;
  border-radius: 12px;
  outline: none;
}

.math-calc-result {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-primary);
  min-height: 1.6rem;
  padding: 0 0.75rem;
}

.math-calc-keys {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.math-calc-row {
  display: flex;
  gap: 0.4rem;
}

.math-calc-key {
  flex: 1;
  appearance: none;
  border: 0;
  border-radius: 12px;
  background: var(--bg-light);
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1.05rem;
  padding: 0.7rem 0;
  cursor: pointer;
  transition: background 0.15s;
}

.math-calc-key:hover {
  background: var(--bg-hover);
}

.math-calc-fn {
  color: var(--text-secondary);
}

.math-calc-eq {
  background: var(--brand-blue);
  color: #fff;
}

.math-calc-eq:hover {
  background: var(--brand-blue);
  opacity: 0.92;
}