.btn, .icon-btn {
  border: 1px solid transparent;
  transition: background var(--ease), border-color var(--ease), transform var(--ease);
}
.btn {
  min-height: 38px; display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 0 14px; border-radius: 9px; font-weight: 650; cursor: pointer;
}
.btn:active, .icon-btn:active { transform: translateY(1px); }
.btn--primary { background: var(--brand-900); color: white; }
.btn--primary:hover { background: var(--brand-800); }
.btn--subtle { background: var(--surface); border-color: var(--border); color: var(--text); }
.btn--subtle:hover { background: var(--surface-2); border-color: var(--border-strong); }
.btn--danger { background: var(--danger); color: white; }
.btn.is-disabled { opacity: .5; pointer-events: none; }

.icon-btn {
  width: 36px; height: 36px; display: inline-grid; place-items: center;
  background: transparent; border-color: var(--border); border-radius: 9px; cursor: pointer;
}
.icon-btn:hover { background: var(--surface-2); }