.card,
.surface-card,
.content-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  padding: 28px;
  transition: all var(--transition);
}

.card-sm,
.surface-card-sm {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  padding: 20px;
  transition: all var(--transition);
}

.glass-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02));
  box-shadow: var(--shadow);
}

html.light .glass-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(248, 247, 244, 0.92));
}

.card-hover:hover,
.surface-card-hover:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.card-accent,
.surface-card-accent {
  border-color: var(--border-active);
  background: linear-gradient(180deg, var(--accent-soft) 0%, var(--bg-card) 50%);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.card-title {
  color: var(--fg);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 16px;
  font-weight: 600;
}

.card-subtitle {
  margin-top: 2px;
  color: var(--fg-dim);
  font-size: 13px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  align-items: stretch;
}