.signlab-model3d {
  position: relative;
  width: 100%;
  max-width: var(--signlab-model3d-max-width, 1000px);
  margin: 0 auto;
}

.signlab-model3d__viewer-wrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--signlab-model3d-radius, 24px);
  background: var(--signlab-model3d-bg, #f5f5f5);
}

.signlab-model3d.has-shadow .signlab-model3d__viewer-wrap {
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.12);
}

.signlab-model3d__viewer {
  display: block;
  width: 100%;
  height: var(--signlab-model3d-height, 600px);
  min-height: 420px;
  background: var(--signlab-model3d-bg, #f5f5f5);
}

.signlab-model3d__preview {
  min-height: var(--signlab-model3d-height, 600px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
  padding: 32px;
  background:
    radial-gradient(circle at top right, rgba(67, 173, 139, 0.18), transparent 32%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.92), rgba(226, 232, 240, 0.92));
  color: #0f172a;
  text-align: center;
}

.signlab-model3d__preview-badge {
  display: inline-flex;
  align-self: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.08);
  color: #0f172a;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.signlab-model3d__preview-title {
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 800;
  line-height: 1.1;
  word-break: break-word;
}

.signlab-model3d__preview-copy {
  max-width: 540px;
  margin: 0 auto;
  font-size: 15px;
  line-height: 1.6;
  color: rgba(15, 23, 42, 0.68);
}

.signlab-model3d__controls {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 5;
  display: flex;
  gap: 8px;
}

.signlab-model3d__control {
  min-width: 42px;
  height: 42px;
  padding: 0 14px;
  border: 0;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.22);
  transition: background 0.2s ease, transform 0.2s ease;
}

.signlab-model3d__control:hover,
.signlab-model3d__control:focus-visible {
  background: rgba(0, 0, 0, 0.9);
  transform: translateY(-1px);
  outline: none;
}

.signlab-model3d__control--reset {
  font-size: 14px;
}

@media (max-width: 768px) {
  .signlab-model3d__viewer,
  .signlab-model3d__preview {
    height: 420px;
    min-height: 420px;
  }

  .signlab-model3d__controls {
    right: 12px;
    bottom: 12px;
  }

  .signlab-model3d__control {
    min-width: 38px;
    height: 38px;
    font-size: 16px;
  }

  .signlab-model3d__control--reset {
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .signlab-model3d__viewer-wrap {
    border-radius: 18px;
  }

  .signlab-model3d__viewer,
  .signlab-model3d__preview {
    height: min(72vw, 340px);
    min-height: 280px;
  }

  .signlab-model3d__preview {
    padding: 22px 18px;
  }

  .signlab-model3d__controls {
    right: 10px;
    bottom: 10px;
    left: 10px;
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  .signlab-model3d__control {
    min-width: 36px;
    height: 36px;
    padding: 0 12px;
    font-size: 15px;
  }

  .signlab-model3d__control--reset {
    font-size: 12px;
  }
}