/* ── Sponsoring ── */
.sponsor-section {
  background: linear-gradient(160deg, var(--color-secondary-light) 0%, var(--color-bg) 100%);
  border: 1.5px solid var(--color-border);
  border-radius: 16px;
}
.sponsor-section h2 { color: var(--color-text); }
.sponsor-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: 12px;
  padding: .9rem 1rem;
  height: 100%;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
  transition: box-shadow .2s, border-color .2s;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
a.sponsor-item:hover {
  box-shadow: 0 4px 14px rgba(0,0,0,.12);
  border-color: var(--color-secondary);
}
.sponsor-item-icon { width: 26px; height: 26px; color: var(--color-secondary); flex-shrink: 0; margin-top: .1rem; }
.sponsor-item-title {
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  display: block;
}
a.sponsor-item-title:hover { color: var(--color-primary); text-decoration: underline; }