frontend/src/components/ui/Button.css

.dw-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: background var(--transition-fast), border-color var(--transition-fast),
    color var(--transition-fast), transform var(--transition-fast);
}

.dw-btn:active:not(:disabled) {
  transform: translateY(1px);
}

.dw-btn:disabled {
  cursor: not-allowed;
  opacity: 0.5;
}

.dw-btn--md {
  height: 36px;
  padding: 0 var(--space-4);
  font-size: var(--text-sm);
}

.dw-btn--sm {
  height: 28px;
  padding: 0 var(--space-3);
  font-size: var(--text-xs);
}

.dw-btn--primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
}
.dw-btn--primary:hover:not(:disabled) {
  background: var(--color-accent-strong);
  border-color: var(--color-accent-strong);
}

.dw-btn--secondary {
  background: var(--color-surface-raised);
  border-color: var(--color-border-strong);
  color: var(--color-text-primary);
}
.dw-btn--secondary:hover:not(:disabled) {
  background: var(--color-surface-hover);
}

.dw-btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-text-secondary);
}
.dw-btn--ghost:hover:not(:disabled) {
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}

.dw-btn--danger {
  background: var(--color-danger-soft);
  border-color: transparent;
  color: var(--color-danger);
}
.dw-btn--danger:hover:not(:disabled) {
  background: var(--color-danger);
  color: #ffffff;
}

.dw-btn--warning {
  background: rgba(234, 179, 8, 0.15);
  border-color: transparent;
  color: #eab308;
}
.dw-btn--warning:hover:not(:disabled) {
  background: #eab308;
  color: #000000;
}

.dw-btn__icon {
  display: inline-flex;
  align-items: center;
}