.card{background:var(--card-bg);border:var(--card-border);border-radius:var(--card-radius);box-shadow:var(--card-shadow);overflow:hidden}.card__header{justify-content:space-between;align-items:flex-start;gap:var(--space-inline-md);padding:var(--card-padding) var(--card-padding) 0;display:flex}.card--compact .card__header{padding:var(--card-padding-compact) var(--card-padding-compact) 0}.card__heading{min-width:0}.card__title{font-size:var(--text-lg);margin:0}.card__subtitle{margin-top:var(--space-stack-xs);font-size:var(--text-small);color:var(--text-secondary);max-width:var(--layout-reading-width)}.card__actions{gap:var(--space-inline-sm);flex-shrink:0;display:flex}.card__body{padding:var(--card-padding)}.card--compact .card__body{padding:var(--card-padding-compact)}