/* 3D Technology — immersive WebGL hero */
.bq-3d-page {
  --bq-cyan: #3ba5f7;
  --bq-magenta: #c44dff;
  --bq-deep: #050510;
  overflow-x: hidden;
}

.bq-3d-hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse 80% 60% at 50% 40%, rgba(59, 165, 247, 0.12), transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 70%, rgba(196, 77, 255, 0.08), transparent 50%),
    var(--bq-deep);
  margin-top: -1px;
}

.bq-3d-canvas-wrap {
  position: absolute;
  inset: 0;
  z-index: 1;
}

#bq-3d-canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  outline: none;
}

.bq-3d-overlay {
  position: relative;
  z-index: 2;
  pointer-events: none;
  text-align: center;
  padding: 120px 24px 80px;
  max-width: 900px;
  margin: 0 auto;
}

.bq-3d-overlay .badge-3d {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bq-cyan);
  background: rgba(59, 165, 247, 0.1);
  border: 1px solid rgba(59, 165, 247, 0.35);
  margin-bottom: 24px;
  pointer-events: auto;
}

.bq-3d-overlay .badge-3d i {
  font-size: 14px;
}

.bq-3d-overlay h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  color: #fff;
  text-shadow: 0 0 60px rgba(59, 165, 247, 0.4);
}

.bq-3d-overlay h1 .gradient-text {
  background: linear-gradient(135deg, var(--bq-cyan) 0%, #7dd3fc 40%, var(--bq-magenta) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bq-3d-overlay .lead {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.72);
  max-width: 640px;
  margin: 0 auto 32px;
  line-height: 1.65;
}

.bq-3d-hint {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.45);
  padding: 10px 20px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  animation: bq-pulse-hint 3s ease-in-out infinite;
}

.bq-3d-hint kbd {
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 12px;
  font-family: inherit;
}

@keyframes bq-pulse-hint {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

.bq-3d-actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  pointer-events: auto;
}

.bq-3d-actions .btn-default {
  min-width: 160px;
}

.bq-3d-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255, 255, 255, 0.35);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: bq-bounce 2s ease-in-out infinite;
}

@keyframes bq-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* Feature grid below hero */
.bq-3d-features {
  background: var(--color-blackest, #0a0a12);
  position: relative;
  z-index: 3;
}

.bq-3d-features .feature-card {
  height: 100%;
  padding: 36px 28px;
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.01));
  border: 1px solid rgba(255, 255, 255, 0.08);
  transition: transform 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.bq-3d-features .feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59, 165, 247, 0.4);
  box-shadow: 0 24px 48px rgba(59, 165, 247, 0.12);
}

.bq-3d-features .feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(59, 165, 247, 0.2), rgba(196, 77, 255, 0.2));
  color: var(--bq-cyan);
}

.bq-3d-features .feature-card h4 {
  color: #fff;
  margin-bottom: 12px;
  font-size: 1.25rem;
}

.bq-3d-features .feature-card p {
  color: rgba(255, 255, 255, 0.55);
  margin: 0;
  font-size: 15px;
  line-height: 1.6;
}

.bq-3d-stats {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 48px;
  padding: 48px 0 0;
}

.bq-3d-stat strong {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--bq-cyan), var(--bq-magenta));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bq-3d-stat span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.bq-3d-loading {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bq-deep);
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.bq-3d-loading.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.bq-3d-loading .spinner {
  width: 48px;
  height: 48px;
  border: 3px solid rgba(59, 165, 247, 0.2);
  border-top-color: var(--bq-cyan);
  border-radius: 50%;
  animation: bq-spin 0.8s linear infinite;
}

@keyframes bq-spin {
  to { transform: rotate(360deg); }
}

@media (max-width: 767px) {
  .bq-3d-overlay {
    padding-top: 100px;
  }

  .bq-3d-hint {
    flex-direction: column;
    font-size: 13px;
  }
}