.locate-btn {
    background: white;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 20px;
    line-height: 1;
    text-align: center;
    padding: 0;
    width: 34px;
    height: 34px;
    outline: none;
    transition: background 0.3s ease;
}

.locate-btn:hover,
.locate-btn:focus {
    background: #eee;
    outline: 2px solid #0078d7; /* sichtbarer Fokus */
}

/* Debug-Hintergrund (kannst du später entfernen) */
.locate-btn.debug {
    background: #ffeb3b !important;
}