.masthead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border);
}

.masthead__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  font-size: var(--text-md);
  font-weight: var(--weight-bold);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.masthead__mark {
  width: 0.875rem;
  height: 0.875rem;
  border: 2px solid var(--color-land);
  border-radius: 3px;
  background:
    linear-gradient(135deg, transparent 45%, var(--color-building) 45% 75%, transparent 75%);
}

.masthead__account {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  min-width: 0;
}

.masthead__email {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 11rem;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.masthead__signout {
  padding: var(--space-3xs) var(--space-xs);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  color: var(--color-text-soft);
}

.masthead__signout:hover {
  background-color: var(--color-surface-sunken);
  color: var(--color-text);
}