.bs4u-cf-wrap {
  --bs4u-text: #202020;
  --bs4u-muted: #626262;
  --bs4u-border: #c8c8c8;
  --bs4u-panel: #f6f6f6;
  --bs4u-accent: #111111;
  --bs4u-danger: #a40018;
  max-width: 880px;
  margin: 32px auto;
  padding: clamp(20px, 4vw, 36px);
  border: 1px solid #dedede;
  border-radius: 12px;
  background: #ffffff;
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
  color: var(--bs4u-text);
  box-sizing: border-box;
}

.bs4u-cf-wrap *,
.bs4u-cf-wrap *::before,
.bs4u-cf-wrap *::after {
  box-sizing: border-box;
}

.bs4u-cf-wrap h2 {
  margin: 0 0 10px;
  font-size: clamp(1.65rem, 4vw, 2.15rem);
  line-height: 1.2;
  color: #111111;
}

.bs4u-cf-intro {
  margin: 0 0 26px;
  color: var(--bs4u-muted);
  line-height: 1.65;
}

.bs4u-cf-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.bs4u-cf-group {
  margin: 0 0 20px;
}

.bs4u-cf-group label,
.bs4u-cf-quote-details legend {
  display: block;
  margin: 0 0 7px;
  font-weight: 700;
  color: #202020;
}

.bs4u-cf-form input[type="text"],
.bs4u-cf-form input[type="email"],
.bs4u-cf-form input[type="tel"],
.bs4u-cf-form input[type="number"],
.bs4u-cf-form input[type="date"],
.bs4u-cf-form input[type="file"],
.bs4u-cf-form select,
.bs4u-cf-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 11px 12px;
  border: 1px solid var(--bs4u-border);
  border-radius: 6px;
  background: #ffffff;
  color: var(--bs4u-text);
  font: inherit;
  line-height: 1.4;
}

.bs4u-cf-form textarea {
  min-height: 170px;
  resize: vertical;
}

.bs4u-cf-form input:focus,
.bs4u-cf-form select:focus,
.bs4u-cf-form textarea:focus {
  border-color: #333333;
  outline: 3px solid rgba(0, 0, 0, 0.11);
  outline-offset: 1px;
}

.bs4u-cf-required,
.bs4u-cf-file-error {
  color: var(--bs4u-danger);
}

.bs4u-cf-help {
  margin: 7px 0 0;
  color: var(--bs4u-muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

.bs4u-cf-quote-details {
  margin: 4px 0 24px;
  padding: 20px;
  border: 1px solid #dadada;
  border-radius: 8px;
  background: #fbfbfb;
}

.bs4u-cf-quote-details legend {
  padding: 0 8px;
  font-size: 1.08rem;
}

.bs4u-cf-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 17px 0;
  line-height: 1.5;
  cursor: pointer;
}

.bs4u-cf-check input {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.bs4u-cf-check a {
  font-weight: 700;
}

.bs4u-cf-submit {
  appearance: none;
  -webkit-appearance: none;
  width: 100%;
  min-height: 52px;
  margin-top: 6px;
  padding: 13px 22px;
  border: 2px solid #111111 !important;
  border-radius: 6px;
  background: #111111 !important;
  background-color: #111111 !important;
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  font-family: Arial, Helvetica, sans-serif !important;
  font-size: 18px !important;
  font-weight: 800 !important;
  line-height: 1.35 !important;
  letter-spacing: 0.03em;
  text-align: center;
  text-decoration: none !important;
  text-indent: 0 !important;
  opacity: 1 !important;
  visibility: visible !important;
  cursor: pointer;
  transition: background-color 0.15s ease, transform 0.15s ease;
}

.bs4u-cf-submit .bs4u-cf-submit-label {
  display: inline-block !important;
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  font-family: Arial, Helvetica, sans-serif !important;
  font-size: 18px !important;
  font-weight: 800 !important;
  line-height: 1.35 !important;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.35);
  opacity: 1 !important;
  visibility: visible !important;
}

.bs4u-cf-submit:hover {
  background: #333333 !important;
  background-color: #333333 !important;
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  opacity: 1 !important;
}

.bs4u-cf-submit:hover .bs4u-cf-submit-label,
.bs4u-cf-submit:focus .bs4u-cf-submit-label,
.bs4u-cf-submit:active .bs4u-cf-submit-label {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
}

.bs4u-cf-submit:active {
  transform: translateY(1px);
}

.bs4u-cf-submit:focus-visible {
  outline: 3px solid #555555;
  outline-offset: 3px;
}

.bs4u-cf-security {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 4px solid var(--bs4u-accent);
  background: var(--bs4u-panel);
  color: #444444;
  font-size: 0.9rem;
  line-height: 1.55;
}

.bs4u-cf-alert {
  margin: 0 0 22px;
  padding: 14px 16px;
  border-radius: 6px;
  line-height: 1.5;
}

.bs4u-cf-alert-success {
  border: 1px solid #87bf93;
  background: #effaf1;
  color: #174f21;
}

.bs4u-cf-alert-error {
  border: 1px solid #d39aa2;
  background: #fff3f4;
  color: #75101d;
}

.bs4u-cf-hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}

.bs4u-cf-file-error {
  margin-top: 8px;
  font-weight: 700;
}

.bs4u-cf-js .bs4u-cf-quote-details[hidden] {
  display: none;
}

@media (max-width: 700px) {
  .bs4u-cf-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .bs4u-cf-wrap {
    margin: 18px auto;
    border-radius: 8px;
  }

  .bs4u-cf-quote-details {
    padding: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bs4u-cf-submit {
    transition: none;
  }
}