/* === Base Button === */
.btn {
  padding: var(--space-xs) var(--space-md);
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 14px;
  line-height: 1.3;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  background: #f6f6f6;
  color: var(--color-text);
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* === Hover === */
.btn:hover {
  background: #eaeaea;
}

/* === Sizes === */
.btn.small {
  font-size: 13px;
  padding: 4px 10px;
  height: 28px;
  line-height: 1.2;
  border-radius: var(--radius-sm);
}

.btn.primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}
.btn.primary:hover {
  background: var(--color-primary-hover);
}

.btn.danger {
  background: var(--color-danger);
  border-color: var(--color-danger);
  color: #fff;
}
.btn.danger:hover {
  background: var(--color-danger-hover);
}

/* === Disabled === */
.btn:disabled,
.btn.disabled {
  opacity: 0.5;
  pointer-events: none;
}

/* === Icon button (optional) === */
.btn.icon-only {
  padding: 0;
  width: 28px;
  height: 28px;
  justify-content: center;
}

/* === Fix for SVG alignment in calendar buttons === */
.calendar-btn svg {
  display: block;
}