// ─────────────────────────────────────────────────────────────────────────────
// Component: Avatars
// File:      src/scss/components/_avatars.scss
//
// Variants:  .avatar .avatar--sm .avatar--lg .avatar--agent .avatar--org
//            .participant-stack .participant-avatar .participant-overflow
// Tokens:    --bg-overlay, --border-default, --domain-agent, --agent-accent
// Usage:     <div class="avatar avatar--agent">A</div>
//
// Notes:     Agent avatars get the fuchsia ring — intentionally distinct.
//            Participant stack uses negative margin for overlap effect.
// ─────────────────────────────────────────────────────────────────────────────

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: var(--weight-semibold);
  background: var(--bg-overlay);
  color: var(--text-muted);
  border: 1px solid var(--border-default);
  flex-shrink: 0;
  overflow: hidden;

  img { width: 100%; height: 100%; object-fit: cover; }
}

.avatar--sm { width: 24px; height: 24px; font-size: 10px; }
.avatar--lg { width: 48px; height: 48px; font-size: 18px; }

.avatar--agent {
  border-color: color-mix(in srgb, var(--agent-accent) 40%, transparent);
  box-shadow: 0 0 8px color-mix(in srgb, var(--agent-accent) 20%, transparent);
}

.avatar--org {
  border-radius: var(--radius-md);
}

// Stacked participant avatars
.participant-stack {
  display: flex;
  align-items: center;
}

.participant-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: var(--weight-semibold);
  color: #fff;
  text-decoration: none;
  border: 2px solid var(--bg-surface);
  margin-left: -6px;
  transition: transform var(--transition-fast);
  flex-shrink: 0;

  &:first-child { margin-left: 0; }
  &:hover { transform: translateY(-2px); text-decoration: none; }
}

.participant-overflow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 26px;
  padding: 0 var(--space-2);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: var(--weight-semibold);
  color: var(--text-muted);
  background: var(--bg-overlay);
  border: 2px solid var(--bg-surface);
  margin-left: -6px;
  white-space: nowrap;
}