.activity-grid{display:grid;grid-template-columns:1fr;gap:12px}
.activity-card{display:flex;gap:12px;background:var(--card-bg);border-radius:var(--radius-md);padding:14px;box-shadow:var(--shadow-sm);cursor:pointer}
.activity-card__cover{font-size:2.5rem;flex-shrink:0;width:64px;height:64px;display:flex;align-items:center;justify-content:center;background:var(--primary-light);border-radius:var(--radius-sm)}
.activity-card__body{flex:1;min-width:0}
.activity-card__title{margin:4px 0;font-size:1rem}
.activity-card__meta,.activity-card__fee{margin:4px 0;font-size:.85rem}
.activity-card__actions{display:flex;gap:6px;margin-top:8px}