/* SONA 3D — Default Theme (Phase 1 MVP)
 * 마고3D·imjangvr 톤 참고 — 다크 + accent purple/cyan 그라디언트
 */

.sona3d-attribution {
  position: absolute;
  bottom: 8px;
  right: 12px;
  z-index: 100;
  font-size: 10px;
  font-family: 'Segoe UI', 'Noto Sans KR', sans-serif;
  color: rgba(255, 255, 255, 0.45);
  background: rgba(5, 5, 16, 0.6);
  backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: 8px;
  pointer-events: auto;
  user-select: none;
}
.sona3d-attribution a {
  color: rgba(162, 155, 254, 0.85);
  text-decoration: none;
  transition: color 0.15s;
}
.sona3d-attribution a:hover {
  color: #fff;
  text-decoration: underline;
}

/* Cesium 기본 UI 정리 (sona3d.js JS에서도 hide하지만 CSS 백업) */
.cesium-viewer-toolbar,
.cesium-viewer-bottom,
.cesium-credit-logoContainer,
.cesium-credit-textContainer,
.cesium-widget-credits {
  display: none !important;
}

/* 컨테이너 기본값 — 호스트 페이지가 명시 안 하면 부모 100% */
[data-sona3d-container],
.sona3d-container {
  position: relative;
  width: 100%;
  height: 100%;
  background: #050510;
  overflow: hidden;
}

/* 모바일 반응 */
@media (max-width: 600px) {
  .sona3d-attribution {
    font-size: 9px;
    bottom: 4px;
    right: 6px;
    padding: 3px 8px;
  }
}