.aiv-registration { margin: 16px 0 24px; }
.aiv-registration-form fieldset { min-width: 0; margin: 0 0 14px; padding: 12px; border: 1px solid #aaa; }
.aiv-registration-form legend { padding: 5px 9px; color: #222; background: #ddd; font-weight: 700; }
.aiv-registration-field { display: grid; grid-template-columns: 145px minmax(0,1fr); gap: 10px; align-items: center; margin: 0 0 10px; }
.aiv-registration-field label { font-weight: 700; }
.aiv-registration-field input { width: 100%; min-width: 0; padding: 7px; border: 1px solid #888; }
.aiv-registration-field label span, .aiv-registration-required { color: #a00000; }
.aiv-registration-option { display: block; margin: 7px 0; }
.aiv-registration-option input { margin: 0 6px 0 0; vertical-align: middle; }
.aiv-registration-errors { padding: 12px; border-left: 4px solid #a00000; background: #fff2f2; margin-bottom: 16px; }
.aiv-registration-success { padding: 16px; border-left: 4px solid #20752b; background: #f2faf2; }
.aiv-registration-required { font-size: 12px; margin-top: 10px; }
@media (max-width: 600px) { .aiv-registration-field { grid-template-columns: minmax(0,1fr); gap: 4px; } }

/* No script or CSP exception needed; older browsers retain the visible fieldset.
   The server enforces the conditional requirement and discards online selections. */
@supports selector(:has(*)) {
  .aiv-registration-form:not(:has(input[name="aiv_ausbl[ort]"][value="Präsenz"]:checked)) .aiv-registration-overnight { display: none; }
}

.aiv-registration-success table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.aiv-registration-success caption { text-align: left; font-weight: 700; }
.aiv-registration-success th, .aiv-registration-success td { padding: 8px; border-bottom: 1px solid #ccc; text-align: left; overflow-wrap: anywhere; }
@media (max-width: 600px) { .aiv-registration-success th { width: 35%; } }
@media print {
 body:has(.aiv-registration-success) * { visibility: hidden; }
 body .aiv-registration-success, body .aiv-registration-success * { visibility: visible; }
 .aiv-registration-success { position: absolute; top: 0; left: 0; width: 100%; border: 0; background: white; }
 .aiv-registration-no-print { display: none; }
}