.familie-brief-app { max-width: 900px; }
.familie-brief-app details { margin: 1.5rem 0; padding: 1rem; border: 1px solid #ccd0d4; }
.familie-brief-app summary { cursor: pointer; font-weight: 700; }
.familie-brief-app label { display: block; font-weight: 600; }
.familie-brief-app input[type="text"], .familie-brief-app input[type="email"], .familie-brief-app textarea { box-sizing: border-box; display: block; width: 100%; margin-top: .35rem; font: inherit; }
.familie-brief-app select { display: block; margin-top: .35rem; font: inherit; }
.familie-brief-app textarea { min-height: 5rem; }
.familie-brief-signers { margin: 1rem 0; padding: 1rem; border: 1px solid #ccd0d4; }
.familie-brief-signer-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; margin-bottom: 1rem; }
.familie-brief-signer h4 { margin-top: 0; }
.familie-brief-hint { display: block; margin-top: .35rem; color: #50575e; font-size: .9em; }
.familie-brief-app button { padding: .55rem 1rem; cursor: pointer; }
.familie-brief-app table { width: 100%; border-collapse: collapse; }
.familie-brief-app th, .familie-brief-app td { padding: .65rem; border-bottom: 1px solid #ddd; text-align: left; }
.familie-brief-action { display: inline; margin: .35rem .35rem .35rem 0; }
.familie-brief-action button { padding: .25rem .5rem; font-size: .9em; }
.familie-brief-filters a { font-weight: 600; }
.familie-brief-notice { padding: .75rem; background: #edfaef; border-left: 4px solid #46b450; }
.familie-brief-error { padding: .75rem; background: #fbeaea; border-left: 4px solid #dc3232; }
@media (max-width: 600px) { .familie-brief-signer-list { grid-template-columns: 1fr; } }