.gbbc-wrap{
  --gbbc-accent:#1d4ed8;
  --gbbc-accent-text:#ffffff;
  --gbbc-surface:#ffffff;
  --gbbc-surface-text:#0f172a;
  --gbbc-button:#1d4ed8;
  --gbbc-button-text:#ffffff;
  --gbbc-button-hover:#0f172a;
  --gbbc-button-hover-text:#ffffff;
  max-width:1180px;
  margin:24px auto;
  padding:0 16px;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--gbbc-surface-text);
}
.gbbc-shell{
  display:grid;
  grid-template-columns:minmax(280px,360px) minmax(0,1fr);
  gap:24px;
  align-items:start;
  border-radius:32px;
  padding:24px;
}
.gbbc-side h2{
  margin:12px 0 10px;
  font-size:clamp(1.9rem,3vw,2.7rem);
  line-height:1.05;
}
.gbbc-side p{
  margin:0;
  color:#475569;
  line-height:1.65;
}
.gbbc-kicker{
  display:inline-flex;
  align-items:center;
  padding:6px 12px;
  border-radius:999px;
  background:color-mix(in srgb, var(--gbbc-accent) 14%, white);
  color:var(--gbbc-accent);
  font-size:12px;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.04em;
}
.gbbc-side-card,
.gbbc-card{
  background:var(--gbbc-surface);
  border:1px solid #e6edf6;
  border-radius:28px;
  box-shadow:none;
}
.gbbc-side-card{
  margin-top:18px;
  padding:20px;
}
.gbbc-side-card strong{
  display:block;
  margin-bottom:10px;
  font-size:1rem;
}
.gbbc-side-card ul{
  margin:0;
  padding-left:18px;
  color:#475569;
}
.gbbc-side-card li + li{margin-top:8px}
.gbbc-card{padding:24px}
.gbbc-grid.two{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:16px;
}
.gbbc-field{margin-bottom:16px}
.gbbc-field label{
  display:block;
  font-weight:700;
  margin:0 0 8px;
}
.gbbc-field input,
.gbbc-field select,
.gbbc-field textarea{
  width:100%;
  box-sizing:border-box;
  padding:14px 16px;
  border:1px solid #dbe2ea;
  border-radius:18px;
  background:#fff;
  color:var(--gbbc-surface-text);
  font:inherit;
}
.gbbc-field input:focus,
.gbbc-field select:focus,
.gbbc-field textarea:focus{
  outline:none;
  border-color:var(--gbbc-accent);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--gbbc-accent) 12%, white);
}
.gbbc-field textarea{
  resize:vertical;
  min-height:150px;
}
.gbbc-submit-row{
  display:flex;
  gap:14px;
  align-items:center;
  flex-wrap:wrap;
  margin-top:6px;
}
.gbbc-btn{
  appearance:none;
  border:0;
  border-radius:16px;
  padding:14px 20px;
  min-width:220px;
  background:var(--gbbc-button);
  color:var(--gbbc-button-text);
  font-weight:700;
  cursor:pointer;
  transition:transform .15s ease, opacity .15s ease, background .15s ease, color .15s ease;
}
.gbbc-btn:hover{
  background:var(--gbbc-button-hover);
  color:var(--gbbc-button-hover-text);
  transform:translateY(-1px);
}
.gbbc-btn:disabled{
  opacity:.7;
  cursor:not-allowed;
  transform:none;
}
.gbbc-help{
  flex:1 1 280px;
  padding:12px 14px;
  border-radius:14px;
  background:#eff6ff;
  color:#1e40af;
  line-height:1.5;
}
.gbbc-response{
  margin-top:14px;
  font-weight:600;
}
.gbbc-response.success{color:#166534}
.gbbc-response.error{color:#991b1b}

@media (max-width: 900px){
  .gbbc-shell{
    grid-template-columns:1fr;
    padding:18px;
    border-radius:24px;
  }
}
@media (max-width: 782px){
  .gbbc-grid.two{grid-template-columns:1fr}
  .gbbc-card{padding:18px;border-radius:22px}
  .gbbc-btn{width:100%}
  .gbbc-submit-row{display:block}
  .gbbc-help{margin-top:12px}
}

.gbbc-field-recaptcha{margin-top:12px}
.gbbc-invalid{
  border-color:#dc2626 !important;
  box-shadow:0 0 0 3px rgba(220,38,38,.12) !important;
}
.gbbc-field .g-recaptcha{display:inline-block;max-width:100%;}