/* Dark/Light Mode Logik für Icons */
[data-bs-theme="light"] #icon-light { opacity: 1; filter: grayscale(0); }
[data-bs-theme="light"] #icon-dark { opacity: 0.3; filter: grayscale(1); }

[data-bs-theme="dark"] #icon-light { opacity: 0.3; filter: grayscale(1); }
[data-bs-theme="dark"] #icon-dark { opacity: 1; filter: grayscale(0); }

/* Karte im Dark Mode abdunkeln */
[data-bs-theme="dark"] .img-thumbnail {
    filter: brightness(0.8) contrast(1.1);
    border-color: #444;
}

/* Schalter-Farbe (Vereins-Grün) */
.form-check-input:checked {
    background-color: #198754;
    border-color: #198754;
}

/* Footer Feinschliff */
footer a.text-success:hover {
    text-decoration: underline !important;
}