:root {
  --bd-bg: #121212;
  --bd-surface: #151515;
  --bd-surface-soft: #1b1b1b;
  --bd-text: #f4f7fb;
  --bd-muted: #b7c0ce;
  --bd-line: rgba(255, 255, 255, 0.12);
  --bd-accent: #48d3b5;
  --bd-accent-2: #7c5cff;
  --bd-radius: 24px;
}

.bd-hero,
.bd-section,
.bd-cta,
.bd-trust-strip,
.bd-contact-form-wrap {
  box-sizing: border-box;
  font-family: inherit;
}

.bd-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 32px;
  align-items: center;
  padding: clamp(48px, 7vw, 96px);
  border-radius: var(--bd-radius);
  background:
    radial-gradient(circle at top left, rgba(72, 211, 181, 0.24), transparent 34%),
    radial-gradient(circle at bottom right, rgba(124, 92, 255, 0.22), transparent 36%),
    linear-gradient(135deg, #08111f, #0b1020 58%, #12101f);
  color: var(--bd-text);
  overflow: hidden;
  position: relative;
}

.bd-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.18;
  pointer-events: none;
}

.bd-hero-content,
.bd-hero-panel {
  position: relative;
  z-index: 1;
}

.bd-eyebrow {
  margin: 0 0 14px;
  color: var(--bd-accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.bd-hero h1,
.bd-section h2,
.bd-cta h2 {
  margin: 0;
  color: var(--bd-text);
  line-height: 1.02;
}

.bd-hero h1 {
  font-size: clamp(2.3rem, 5vw, 5rem);
  max-width: 980px;
}

.bd-lead,
.bd-section-head p,
.bd-card p,
.bd-cta p {
  color: var(--bd-muted);
  line-height: 1.65;
}

.bd-lead {
  max-width: 720px;
  margin: 22px 0 0;
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
}

.bd-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.bd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none !important;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.bd-btn:hover {
  transform: translateY(-1px);
}

.bd-btn-primary {
  background: linear-gradient(135deg, var(--bd-accent), #77f0d8);
  color: #061018 !important;
}

.bd-btn-secondary {
  border: 1px solid var(--bd-line);
  color: var(--bd-text) !important;
  background: rgba(255,255,255,0.06);
}

.bd-hero-panel {
  min-height: 320px;
  border: 1px solid var(--bd-line);
  border-radius: 28px;
  background: rgba(255,255,255,0.07);
  backdrop-filter: blur(14px);
  padding: 22px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.28);
}

.bd-terminal {
  border-radius: 18px;
  background: rgba(4, 8, 14, 0.82);
  border: 1px solid rgba(255,255,255,0.1);
  padding: 18px;
  min-height: 250px;
}

.bd-terminal span {
  display: inline-block;
  width: 11px;
  height: 11px;
  border-radius: 999px;
  background: var(--bd-accent);
  margin-right: 7px;
  opacity: 0.9;
}

.bd-terminal pre {
  margin: 28px 0 0;
  white-space: pre-wrap;
  color: #d7fff5;
  font-size: 1rem;
}

.bd-section {
  padding: clamp(44px, 6vw, 84px) 0;
}

.bd-section-head {
  max-width: 760px;
  margin-bottom: 28px;
}

.bd-section h2,
.bd-cta h2 {
  font-size: clamp(2rem, 3.5vw, 3.4rem);
}

.bd-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.bd-card {
  padding: 24px;
  border-radius: 20px;
  background: linear-gradient(180deg, var(--bd-surface), var(--bd-surface-soft));
  border: 1px solid var(--bd-line);
  color: var(--bd-text);
}

.bd-card h3 {
  margin: 0 0 10px;
  color: var(--bd-text);
}

.bd-card p {
  margin: 0 0 18px;
}

.bd-card a {
  color: var(--bd-accent);
  font-weight: 700;
  text-decoration: none;
}

.bd-trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 28px 0;
}

.bd-trust-strip span {
  border: 1px solid var(--bd-line);
  border-radius: 16px;
  padding: 16px;
  text-align: center;
  color: var(--bd-text);
  background: var(--bd-surface);
  font-weight: 700;
}

.bd-cta {
  padding: clamp(38px, 5vw, 70px);
  border-radius: var(--bd-radius);
  color: var(--bd-text);
  background: linear-gradient(135deg, var(--bd-surface), #18142a);
  border: 1px solid var(--bd-line);
  text-align: center;
}

.bd-cta p {
  max-width: 680px;
  margin: 16px auto 26px;
}

.bd-contact-form-wrap {
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 22px;
  padding: clamp(22px, 4vw, 38px);
  background:
    linear-gradient(180deg, rgba(21, 21, 21, 0.98), rgba(18, 18, 18, 0.98));
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.22);
  color: var(--bd-text);
}

.bd-contact-form {
  display: grid;
  gap: 20px;
}

.bd-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.bd-contact-form label {
  display: grid;
  gap: 9px;
  color: var(--bd-text);
  font-weight: 700;
}

.bd-contact-form label span {
  display: block;
  font-size: 0.94rem;
  line-height: 1.3;
}

.bd-contact-form input,
.bd-contact-form select,
.bd-contact-form textarea {
  box-sizing: border-box;
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  background: #0f0f0f;
  color: var(--bd-text);
  font: inherit;
  font-size: 1rem;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.bd-contact-form input,
.bd-contact-form select {
  min-height: 48px;
  height: 48px;
  padding: 0 16px;
  line-height: 48px;
}

.bd-contact-form select {
  padding-right: 42px;
}

.bd-contact-form textarea {
  display: block;
  min-height: 190px;
  padding: 16px;
  line-height: 1.55;
  resize: vertical;
}

.bd-contact-form input:focus,
.bd-contact-form select:focus,
.bd-contact-form textarea:focus {
  background: #101010;
  border-color: var(--bd-accent);
  box-shadow: 0 0 0 3px rgba(72, 211, 181, 0.13);
}

.bd-contact-form textarea::placeholder {
  color: rgba(183, 192, 206, 0.88);
}

.bd-contact-form option {
  background: #121212;
  color: var(--bd-text);
}

.bd-conditional-panel {
  border: 1px solid rgba(72, 211, 181, 0.18);
  border-radius: 16px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.025);
}

.bd-form-help {
  color: var(--bd-muted);
  font-size: 0.92rem;
  line-height: 1.5;
  margin: 0;
}

.bd-form-submit {
  justify-self: start;
  border: 0;
  border-radius: 999px;
  min-height: 46px;
  padding: 0 24px;
  background: linear-gradient(135deg, var(--bd-accent), #77f0d8);
  color: #061018;
  font-weight: 800;
  cursor: pointer;
}

.bd-form-notice {
  border-radius: 14px;
  padding: 14px 16px;
  margin-bottom: 16px;
  font-weight: 700;
}

.bd-form-success {
  border: 1px solid rgba(72, 211, 181, 0.35);
  background: rgba(72, 211, 181, 0.12);
  color: #d7fff5;
}

.bd-form-error {
  border: 1px solid rgba(255, 99, 99, 0.35);
  background: rgba(255, 99, 99, 0.12);
  color: #ffd7d7;
}

@media (max-width: 980px) {
  .bd-hero {
    grid-template-columns: 1fr;
  }

  .bd-card-grid,
  .bd-trust-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .bd-hero {
    padding: 34px 22px;
  }

  .bd-card-grid,
  .bd-trust-strip,
  .bd-form-grid {
    grid-template-columns: 1fr;
  }

  .bd-actions {
    flex-direction: column;
  }

  .bd-btn,
  .bd-form-submit {
    width: 100%;
  }
}