.rbki-bc{--bc-navy:#07182f;--bc-blue:#2c69f2;--bc-cyan:#45c9eb;--bc-green:#1a9b6b;--bc-yellow:#c78a1b;--bc-red:#c94343;max-width:1120px;margin:0 auto;padding:72px 28px 120px;color:#0b1930}.rbki-bc-head{display:grid;grid-template-columns:86px 1fr;gap:28px;align-items:center;margin-bottom:42px}.rbki-bc-mark{width:82px;height:82px;border-radius:24px;background:linear-gradient(145deg,#dff8f1,#e8f5ff);color:var(--bc-green);display:grid;place-items:center;font-size:39px;font-weight:900}.rbki-bc-kicker{text-transform:uppercase;letter-spacing:2px;font-size:10px;font-weight:900;color:#61718a}.rbki-bc h1{font-size:clamp(48px,7vw,76px);letter-spacing:-3.5px;line-height:1;margin:8px 0 14px}.rbki-bc-head p{font-size:18px;line-height:1.6;color:#61718a;max-width:720px;margin:0}.rbki-bc-chooser{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid #dce5f1;border-radius:22px;overflow:hidden;background:#fff;box-shadow:0 24px 70px rgba(7,24,47,.08)}.rbki-bc-chooser button{appearance:none;border:0;border-right:1px solid #dce5f1;background:#fff;min-height:270px;padding:34px 28px;text-align:left;cursor:pointer;display:flex;flex-direction:column;transition:.2s}.rbki-bc-chooser button:last-child{border-right:0}.rbki-bc-chooser button:hover{background:#f4f8fd;transform:translateY(-2px)}.rbki-bc-chooser span{width:58px;height:58px;border-radius:17px;display:grid;place-items:center;background:#eaf3ff;color:var(--bc-blue);font-size:28px;margin-bottom:48px}.rbki-bc-chooser b{font-size:20px;margin-bottom:9px}.rbki-bc-chooser small{font-size:13px;color:#6c7c92;line-height:1.5}.rbki-bc-form,.rbki-bc-result{border:1px solid #dce5f1;border-radius:22px;padding:42px;background:#fff;box-shadow:0 24px 70px rgba(7,24,47,.08)}.rbki-bc-back{border:0;background:none;color:var(--bc-blue);font-weight:800;padding:0;cursor:pointer}.rbki-bc-form h2{font-size:36px;margin:26px 0 8px}.rbki-bc-form>p{color:#61718a;line-height:1.6}.rbki-bc-upload{margin:30px 0 20px}.rbki-bc-upload>button{width:100%;min-height:150px;border:2px dashed #bfcfe1;border-radius:18px;background:#f8fbff;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer}.rbki-bc-upload>button span{font-size:28px;color:var(--bc-blue)}.rbki-bc-upload>button b{font-size:16px;margin:8px 0}.rbki-bc-upload>button small{color:#718096}.rbki-bc-upload #rbki-bc-preview{padding:18px;border:1px solid #dce5f1;border-radius:16px}.rbki-bc-upload img{display:block;max-width:100%;max-height:330px;margin:auto;border-radius:10px}.rbki-bc-upload #rbki-bc-preview button{display:block;margin:14px auto 0;border:0;background:none;color:#b33838;text-decoration:underline;cursor:pointer}.rbki-bc-field{display:flex;flex-direction:column;gap:8px;font-weight:800;font-size:13px}.rbki-bc-field textarea{width:100%;border:1px solid #cbd7e6;border-radius:12px;padding:15px;font:inherit;resize:vertical}.rbki-bc-questions{border:0;padding:0;margin:28px 0;display:grid;grid-template-columns:1fr 1fr;gap:10px}.rbki-bc-questions legend{grid-column:1/3;font-weight:900;margin-bottom:8px}.rbki-bc-questions label{border:1px solid #dce5f1;border-radius:12px;padding:14px;font-size:13px;color:#465a74}.rbki-bc-consent{display:flex;align-items:flex-start;gap:9px;color:#62728a;font-size:11px;line-height:1.55}.rbki-bc-consent input{margin-top:2px}.rbki-bc-submit{margin-top:24px;border:0;border-radius:11px;background:var(--bc-navy);color:#fff;padding:16px 22px;font-weight:900;cursor:pointer;display:inline-flex;gap:35px}.rbki-bc-loading{text-align:center;padding:85px 20px}.rbki-bc-loading span{display:block;width:54px;height:54px;border:5px solid #dce5f1;border-top-color:var(--bc-blue);border-radius:50%;margin:0 auto 20px;animation:rbkiBcSpin 1s linear infinite}.rbki-bc-loading p{color:#718096}@keyframes rbkiBcSpin{to{transform:rotate(360deg)}}.rbki-bc-result{border-top:8px solid #9aa8ba}.rbki-bc-result.risk-green{border-top-color:var(--bc-green)}.rbki-bc-result.risk-yellow{border-top-color:var(--bc-yellow)}.rbki-bc-result.risk-red,.rbki-bc-result.risk-error{border-top-color:var(--bc-red)}.rbki-bc-result-head{display:flex;align-items:center;gap:20px}.rbki-bc-result-head>span{width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:#eef3f8;font-size:28px;font-weight:900}.risk-green .rbki-bc-result-head>span{background:#e2f7ef;color:var(--bc-green)}.risk-yellow .rbki-bc-result-head>span{background:#fff3d9;color:var(--bc-yellow)}.risk-red .rbki-bc-result-head>span{background:#ffebeb;color:var(--bc-red)}.rbki-bc-result-head small{text-transform:uppercase;letter-spacing:1.6px;font-weight:900;color:#687991}.rbki-bc-result-head h2{font-size:32px;margin:5px 0}.rbki-bc-summary{font-size:17px;line-height:1.65;color:#4c607a}.rbki-bc-result-block{margin-top:26px;padding:24px;border-radius:15px;background:#f5f8fc}.rbki-bc-result-block h3{margin:0 0 13px}.rbki-bc-result-block li{margin:9px 0;line-height:1.5}.rbki-bc-result-block.actions{background:var(--bc-navy);color:#fff}.rbki-bc-public,.rbki-bc-remaining{font-size:12px;color:#65758b;line-height:1.6}.rbki-bc-again{border:1px solid #cbd7e6;border-radius:10px;background:#fff;padding:13px 17px;font-weight:800;cursor:pointer}.rbki-bc-note{margin-top:36px;padding:22px 25px;border-left:4px solid #d9a14a;background:#fff9ef;border-radius:0 12px 12px 0}.rbki-bc-note p{margin:7px 0 0;color:#6c6255;font-size:12px;line-height:1.6}
@media(max-width:760px){.rbki-bc{padding:38px 16px 82px}.rbki-bc-head{grid-template-columns:58px 1fr;gap:15px;margin-bottom:24px}.rbki-bc-mark{width:56px;height:56px;border-radius:16px;font-size:27px}.rbki-bc-kicker{font-size:8px}.rbki-bc h1{font-size:39px;letter-spacing:-2px;margin:5px 0 7px}.rbki-bc-head p{grid-column:1/3;font-size:15px;line-height:1.5}.rbki-bc-chooser{grid-template-columns:1fr;border-radius:16px}.rbki-bc-chooser button{min-height:112px;padding:18px;border-right:0;border-bottom:1px solid #dce5f1;display:grid;grid-template-columns:54px 1fr;grid-template-rows:auto auto;column-gap:15px;align-content:center}.rbki-bc-chooser button:last-child{border-bottom:0}.rbki-bc-chooser span{grid-row:1/3;width:50px;height:50px;margin:0;border-radius:14px;font-size:22px}.rbki-bc-chooser b{font-size:18px;margin:0 0 4px}.rbki-bc-chooser small{font-size:12px}.rbki-bc-form,.rbki-bc-result{padding:24px 18px;border-radius:16px}.rbki-bc-form h2{font-size:28px}.rbki-bc-upload>button{min-height:125px}.rbki-bc-questions{grid-template-columns:1fr}.rbki-bc-questions legend{grid-column:1}.rbki-bc-result-head{align-items:flex-start}.rbki-bc-result-head h2{font-size:25px}}

/* Version 1.1: deutlicher Prüfknopf und mobile Soforthilfe */
.rbki-bc-submit{margin-top:24px;width:100%;min-height:72px;border:0;border-radius:16px;background:linear-gradient(135deg,#087c57,var(--bc-green));color:#fff;padding:18px 24px;font-size:20px;font-weight:900;cursor:pointer;display:grid;grid-template-columns:42px 1fr 24px;align-items:center;gap:12px;box-shadow:0 15px 34px rgba(26,155,107,.28);transition:.2s}.rbki-bc-submit:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(26,155,107,.36)}.rbki-bc-submit-icon{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--bc-green);font-size:20px}.rbki-bc-transfer-note{margin:12px 4px 0!important;color:#65758b!important;font-size:11px!important;line-height:1.55!important}.rbki-bc-transfer-note a{color:#385f9b;font-weight:800}.rbki-bc-helpcenter{margin-top:48px;padding:38px;border:1px solid #dce5f1;border-radius:22px;background:#fff;box-shadow:0 24px 70px rgba(7,24,47,.07)}.rbki-bc-helpcenter>h2{font-size:36px;margin:8px 0}.rbki-bc-helpcenter>p{color:#61718a;margin:0 0 25px;line-height:1.6}.rbki-bc-helpgrid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.rbki-bc-helpgrid details{border:1px solid #dce5f1;border-radius:15px;background:#f8fbff;overflow:hidden}.rbki-bc-helpgrid summary{list-style:none;display:flex;align-items:center;gap:12px;padding:18px;cursor:pointer}.rbki-bc-helpgrid summary::-webkit-details-marker{display:none}.rbki-bc-helpgrid summary span{font-size:24px}.rbki-bc-helpgrid summary b{font-size:15px}.rbki-bc-helpgrid details div{padding:0 18px 18px;color:#51647e;font-size:13px;line-height:1.6}.rbki-bc-helpgrid details strong{display:block;font-size:18px;color:#0b1930}.rbki-bc-helpgrid details p{margin:5px 0 12px}.rbki-bc-helpgrid a{display:inline-block;margin:4px 8px 0 0;padding:9px 12px;border-radius:9px;background:#e7f0ff;color:#174b9d;font-weight:900;text-decoration:none}.rbki-bc-provider-note{margin-top:18px;padding:24px;border-radius:15px;background:var(--bc-navy);color:#fff}.rbki-bc-provider-note h3{margin:0 0 8px}.rbki-bc-provider-note p{margin:0;color:#dbe8f7;font-size:13px;line-height:1.7}.rbki-bc-note{margin-top:24px}
@media(max-width:760px){.rbki-bc-submit{min-height:70px;font-size:19px}.rbki-bc-helpcenter{padding:25px 18px;border-radius:16px}.rbki-bc-helpcenter>h2{font-size:29px}.rbki-bc-helpgrid{grid-template-columns:1fr}.rbki-bc-helpgrid summary{padding:16px}.rbki-bc-provider-note{padding:20px}}

/* Version 1.1.1: Auswahl auch für ungeübte Nutzer eindeutig als Schaltfläche */
.rbki-bc-choose-title{font-size:30px;margin:0 0 5px;color:#0b1930}.rbki-bc-choose-help{font-size:18px;font-weight:700;color:#566b86;margin:0 0 20px}.rbki-bc-chooser{gap:15px;border:0;border-radius:0;overflow:visible;background:transparent;box-shadow:none}.rbki-bc-chooser button{border:3px solid #b9cce3!important;border-radius:20px;background:#fff;min-height:290px;box-shadow:0 12px 32px rgba(7,24,47,.10)}.rbki-bc-chooser button:hover,.rbki-bc-chooser button:focus{border-color:var(--bc-blue)!important;background:#f7fbff;outline:4px solid rgba(44,105,242,.16)}.rbki-bc-chooser button span{width:70px;height:70px;font-size:34px;margin-bottom:35px}.rbki-bc-chooser button b{font-size:24px;line-height:1.25}.rbki-bc-chooser button em{margin-top:auto;width:100%;padding:15px 12px;border-radius:12px;background:var(--bc-blue);color:#fff;font-size:15px;font-style:normal;font-weight:900;text-align:center;text-transform:uppercase;letter-spacing:.5px}
@media(max-width:760px){.rbki-bc-choose-title{font-size:27px;margin-top:8px}.rbki-bc-choose-help{font-size:18px;line-height:1.4;margin-bottom:16px}.rbki-bc-chooser{gap:14px}.rbki-bc-chooser button{min-height:190px;padding:22px 18px;display:grid;grid-template-columns:72px 1fr;grid-template-rows:auto auto;column-gap:16px;align-items:center}.rbki-bc-chooser button span{grid-row:1;width:68px;height:68px;margin:0;font-size:31px}.rbki-bc-chooser button b{grid-row:1;font-size:23px;margin:0}.rbki-bc-chooser button em{grid-column:1/3;grid-row:2;margin-top:16px;padding:16px 10px;font-size:16px}}

/* Version 1.1.2: klare, große Piktogramme und weniger Erklärungstext */
.rbki-bc-head{margin-bottom:32px}.rbki-bc-head h1{margin:0}.rbki-bc-choose-title{margin:0 0 22px}.rbki-bc-chooser button .rbki-bc-choice-icon{width:92px;height:92px;border-radius:24px;margin-bottom:28px;background:linear-gradient(145deg,#0b2d59,#2c69f2);color:#fff;box-shadow:0 12px 25px rgba(44,105,242,.24)}.rbki-bc-choice-icon svg{width:57px;height:57px;display:block;overflow:visible}.rbki-bc-choice-icon svg path,.rbki-bc-choice-icon svg circle{vector-effect:non-scaling-stroke}.rbki-bc-choice-icon svg path{fill:none;stroke:currentColor;stroke-width:3.5;stroke-linecap:round;stroke-linejoin:round}.rbki-bc-choice-icon svg circle{fill:currentColor;stroke:none}.rbki-bc-choice-icon svg>circle:first-child{fill:none;stroke:currentColor;stroke-width:3.5}
@media(max-width:760px){.rbki-bc-head{margin-bottom:30px}.rbki-bc-head p,.rbki-bc-choose-help{display:none}.rbki-bc-choose-title{margin:0 0 18px}.rbki-bc-chooser button{grid-template-columns:94px 1fr}.rbki-bc-chooser button .rbki-bc-choice-icon{grid-row:1;width:86px;height:86px;margin:0;border-radius:22px}.rbki-bc-choice-icon svg{width:53px;height:53px}.rbki-bc-chooser button em{grid-column:1/3}}

/* Version 1.1.3: kompakter, aber weiterhin leicht lesbar und eindeutig */
@media(max-width:760px){
  .rbki-bc{padding-top:30px}
  .rbki-bc-head{grid-template-columns:50px 1fr;gap:13px;margin-bottom:25px}
  .rbki-bc-mark{width:50px;height:50px;border-radius:14px;font-size:24px}
  .rbki-bc h1{font-size:35px;letter-spacing:-1.7px}
  .rbki-bc-choose-title{font-size:24px;margin:0 0 14px}
  .rbki-bc-chooser{gap:11px}
  .rbki-bc-chooser button{min-height:158px;padding:16px 15px;grid-template-columns:76px 1fr;column-gap:14px;border-radius:17px}
  .rbki-bc-chooser button .rbki-bc-choice-icon{width:70px;height:70px;border-radius:18px}
  .rbki-bc-choice-icon svg{width:43px;height:43px}
  .rbki-bc-chooser button b{font-size:20px;line-height:1.25}
  .rbki-bc-chooser button em{margin-top:12px;padding:12px 8px;border-radius:10px;font-size:14px}
  .rbki-bc-helpcenter{margin-top:34px;padding:21px 16px}
  .rbki-bc-helpcenter>h2{font-size:26px}
  .rbki-bc-helpcenter>p{font-size:15px;margin-bottom:18px}
  .rbki-bc-helpgrid{gap:9px}
  .rbki-bc-helpgrid summary{padding:14px}
  .rbki-bc-helpgrid summary span{font-size:21px}
  .rbki-bc-helpgrid summary b{font-size:14px}
  .rbki-bc-helpgrid details div{padding:0 14px 14px;font-size:12px}
  .rbki-bc-provider-note{margin-top:14px;padding:18px}
  .rbki-bc-provider-note h3{font-size:21px}
}

/* Version 1.1.4: Auswahlkarten auf dem Smartphone etwas kompakter */
@media(max-width:760px){
  .rbki-bc-chooser{gap:9px}
  .rbki-bc-chooser button{
    min-height:138px;
    padding:13px 13px;
    grid-template-columns:64px 1fr;
    column-gap:12px;
    border-radius:15px
  }
  .rbki-bc-chooser button .rbki-bc-choice-icon{
    width:60px;
    height:60px;
    border-radius:16px
  }
  .rbki-bc-choice-icon svg{width:37px;height:37px}
  .rbki-bc-chooser button b{font-size:18px;line-height:1.2}
  .rbki-bc-chooser button em{
    margin-top:9px;
    padding:10px 7px;
    border-radius:9px;
    font-size:13px;
    letter-spacing:.25px
  }
}

/* Version 1.2.0: sichtbare, quellengebundene Rufnummern-Rückwärtssuche */
.rbki-bc-phone-lookup{margin:25px 0;padding:22px;border:1px solid #cbd9ea;border-left:6px solid #718096;border-radius:15px;background:#f7faff}.rbki-bc-phone-lookup.status-identified,.rbki-bc-phone-lookup.status-official{border-left-color:var(--bc-green);background:#f1fbf7}.rbki-bc-phone-lookup.status-reported,.rbki-bc-phone-lookup.status-mismatch{border-left-color:var(--bc-red);background:#fff5f5}.rbki-bc-phone-lookup.status-no_match,.rbki-bc-phone-lookup.status-inconclusive{border-left-color:#c88d18;background:#fffaf0}.rbki-bc-phone-lookup>span{text-transform:uppercase;letter-spacing:1.2px;font-size:10px;font-weight:900;color:#61718a}.rbki-bc-phone-lookup h3{margin:7px 0 10px;font-size:22px}.rbki-bc-phone-lookup p{margin:7px 0;color:#435872;line-height:1.55}.rbki-bc-phone-lookup ul{margin:12px 0;padding-left:21px}.rbki-bc-phone-lookup li{margin:5px 0}.rbki-bc-phone-lookup small{display:block;margin-top:13px;color:#6b7788;line-height:1.5}.rbki-bc-phone-sources{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.rbki-bc-phone-sources a{padding:8px 10px;border-radius:8px;background:#e4edfb;color:#174b9d;font-size:12px;font-weight:800;text-decoration:none}
@media(max-width:760px){.rbki-bc-phone-lookup{padding:17px 15px}.rbki-bc-phone-lookup h3{font-size:19px}}
.rbki-bc-result,.rbki-bc-result-head,.rbki-bc-result-block,.rbki-bc-summary,.rbki-bc-phone-lookup{min-width:0;max-width:100%;overflow-wrap:anywhere;word-break:break-word}.rbki-bc-domain-lookup>span{display:block;overflow-wrap:anywhere}.rbki-bc-result li{overflow-wrap:anywhere;word-break:break-word}


/* Version 1.3.1 – kompakter Einstieg, Logik unverändert */
.rbki-bc-head{
  grid-template-columns:64px 1fr;
  gap:20px;
  margin-bottom:26px
}
.rbki-bc-mark{
  width:62px;
  height:62px;
  border-radius:18px;
  font-size:30px
}
.rbki-bc h1{
  font-size:clamp(30px,3.1vw,42px);
  letter-spacing:-2.2px;
  line-height:1.02
}
.rbki-bc-choose-title{
  font-size:24px;
  margin:0 0 16px
}
.rbki-bc-chooser{
  gap:12px
}
.rbki-bc-chooser button{
  min-height:220px;
  padding:24px 20px;
  border-width:2px!important;
  border-radius:17px
}
.rbki-bc-chooser button .rbki-bc-choice-icon{
  width:68px;
  height:68px;
  border-radius:18px;
  margin-bottom:22px
}
.rbki-bc-choice-icon svg{
  width:42px;
  height:42px
}
.rbki-bc-chooser button b{
  font-size:19px;
  line-height:1.25
}
.rbki-bc-chooser button em{
  padding:11px 9px;
  border-radius:9px;
  font-size:12px;
  letter-spacing:.2px
}

@media(max-width:760px){
  .rbki-bc-head{
    grid-template-columns:46px 1fr;
    gap:12px;
    margin-bottom:22px
  }
  .rbki-bc-mark{
    width:46px;
    height:46px;
    border-radius:13px;
    font-size:22px
  }
  .rbki-bc h1{
    font-size:28px;
    letter-spacing:-1.1px
  }
  .rbki-bc-choose-title{
    font-size:21px;
    margin-bottom:12px
  }
  .rbki-bc-chooser button{
    min-height:120px;
    padding:11px 12px;
    grid-template-columns:56px 1fr;
    column-gap:11px;
    border-radius:14px
  }
  .rbki-bc-chooser button .rbki-bc-choice-icon{
    width:52px;
    height:52px;
    border-radius:14px
  }
  .rbki-bc-choice-icon svg{
    width:32px;
    height:32px
  }
  .rbki-bc-chooser button b{
    font-size:16px
  }
  .rbki-bc-chooser button em{
    margin-top:8px;
    padding:9px 7px;
    font-size:11px
  }
}


/* Version 1.3.2 – Soforthilfe: Desktop immer offen, mobil aufklappbar */
@media(min-width:761px){
  .rbki-bc-helpgrid details:not([open]) > :not(summary){display:block}
  .rbki-bc-helpgrid summary{cursor:default}
}