/* static/css/app.css */
.btn-sun {
  border-radius: 10px;
  padding: 0.5rem 0.9rem;
  font-weight: 600;
}
.btn-sun-primary { background: #0d6efd; color: #fff; border: 1px solid #0d6efd; }
.btn-sun-primary:hover { filter: brightness(0.95); color: #fff; }
.btn-sun-outline { background: #fff; color: #0d6efd; border: 1px solid #0d6efd; }
.btn-sun-outline:hover { background: #0d6efd; color: #fff; }