* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -ms-text-size-adjust: none;
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-user-drag: none;
  -webkit-touch-callout: none;
  -ms-content-zooming: none;
  -webkit-tap-highlight-color: rgba(0,0,0,0);
}

html, body {
  width: 100%;
  height: 100%;
  padding: 0;
  margin: 0;
  overflow: hidden;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  background-color: #000;
  color: #fff;
}

a, a:hover, a:active, a:visited {
  text-decoration: none;
  color: inherit;
}

#pano {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

#titleBar {
  position: absolute;
  top: 0;
  left: 0;
  right: 40px;
  height: 40px;
  text-align: center;
}

.mobile #titleBar {
  height: 50px;
  right: 50px;
}

/* If there is a fullscreen button the title bar must make space for it */
body.fullscreen-enabled #titleBar {
  /*right: 80px;*/
}

body.fullscreen-enabled.mobile #titleBar {
  /*right: 100px;*/
}

/* If there are multiple scenes the title bar must make space for the scene list toggle */
body.multiple-scenes #titleBar {
  left: 40px;
}

body.multiple-scenes.mobile #titleBar {
  left: 50px;
}

#titleBar .sceneName {
  width: 100%;
  height: 100%;
  line-height: 30px;
  padding: 5px;
  /*
  background-color: rgb(58,68,84);
  background-color: rgba(58,68,84,0.8);
  */
  background: none;
  
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;

  -moz-user-select: text;
  -webkit-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.mobile #titleBar .sceneName {
  line-height: 40px;
}

#fullscreenToggle {
    /*	
  display: none;
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  padding: 5px;
  background-color: rgb(103,115,131);
  background-color: rgba(103,115,131,0.8);
  */
}

.mobile #fullscreenToggle {
  /*
  width: 50px;
  height: 50px;
  */
}

body.fullscreen-enabled #fullscreenToggle {
  /*display: block;*/
}

#fullscreenToggle .icon {
  	
  position: absolute;
  top: 5px;
  right: 5px;
  width: 30px;
  height: 30px;
  
}

.mobile #fullscreenToggle .icon {
	 /*	
  top: 10px;
  right: 10px;
   /*	
}

#fullscreenToggle .icon.on {
  display: none;
}

#fullscreenToggle .icon.off {
  display: block;
}

#fullscreenToggle.enabled .icon.on {
  display: block;
}

#fullscreenToggle.enabled .icon.off {
  display: none;
}

#autorotateToggle {
  /*
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  padding: 5px;
  background-color: rgb(103,115,131);
  background-color: rgba(103,115,131,0.8);
  */
}

.mobile #autorotateToggle {
 /* 
  width: 50px;
  height: 50px;
  */
}

/* If there is a fullscreen button, autorotate must placed a bit to the left */

body.fullscreen-enabled #autorotateToggle {
  /* right: 40px; */
}

body.fullscreen-enabled.mobile #autorotateToggle {
  /*right: 50px;*/
}

#autorotateToggle .icon {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 30px;
  height: 30px;
}

.mobile #autorotateToggle .icon {
	 /*	
  top: 10px;
  right: 10px;
  */
}

#autorotateToggle .icon.on {
  display: none;
}

#autorotateToggle .icon.off {
  display: block;
}

#autorotateToggle.enabled .icon.on {
  display: block;
}

#autorotateToggle.enabled .icon.off {
  display: none;
}

#sceneListToggle {
  position: absolute;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  padding: 5px;
  background-color: rgb(103,115,131);
  background-color: rgba(103,115,131,0.8);
}

.mobile #sceneListToggle {
  width: 50px;
  
}

#sceneListToggle .text {
  position: absolute;
  top: 5px;
  left: 15px;
  width: 100%;
  line-height: 30px;
}

#sceneListToggle .icon {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 30px;
  height: 30px;
}

.mobile #sceneListToggle .icon {
  top: 10px;
  right: 10px;
}

#sceneListToggle .icon.on {
  display: none;
}

#sceneListToggle .icon.off {
  display: block;
}

#sceneListToggle.enabled .icon.on {
  display: block;
}

#sceneListToggle.enabled .icon.off {
  display: none;
}

#sceneList {
  position: absolute;
  top: 0;
  left: -250px;
  padding-top: 40px;
  width: 250px;
  max-height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  margin-left: 0;
  -webkit-transition: margin-left 0.5s ease-in-out;
  transition: margin-left 0.5s ease-in-out;
}

.mobile #sceneList {
  padding-top: 50px;
}

#sceneList .scenes {
  width: 100%;
  background-color: rgb(58,68,84);
  background-color: rgba(58,68,84,0.2);
}

.mobile #sceneList {
  width: 100%;
  height: 100%;
  left: -100%;
}

.mobile #sceneList.enabled {
  margin-left: 100%;
}

.mobile #sceneList .scenes {
  height: 100%;
}

#sceneList.enabled {
  margin-left: 250px;
}

#sceneList .scene {
  display: block;
  width: 100%;
  height: 30px;
}

.mobile #sceneList .scene {
  height: 40px;
}

#sceneList .scene .text {
  width: 100%;
  height: 100%;
  padding: 0 15px;
  line-height: 30px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.mobile #sceneList .scene .text {
  line-height: 40px;
}

.no-touch #sceneList .scene:hover {
  background-color: rgb(103,115,131);
  background-color: rgba(103,115,131,0.8);
}

#sceneList .scene.current {
  background-color: rgb(103,115,131);
  background-color: rgba(103,115,131,0.6);
}

.scene-flat-item
{
	border-bottom: 1px solid rgb(255 255 255 / 20%);
    
    background: rgb(33 48 62 / 30%);
}
.scene-1
{
	padding: 12px 15px;
	height:auto !important;
	font-weight:bold;
}
/* Hide scene list when only a single scene exists */
body.single-scene #sceneList, body.single-scene #sceneListToggle {
  display: none;
}

/* Link hotspot */

.link-hotspot {
  width: 60px;
  height: 60px;
  margin-left: -30px;
  margin-top: -30px;
  opacity: 0.9;
  -webkit-transition: opacity 0.2s;
  transition: opacity 0.2s;
}

.no-touch .link-hotspot:hover {
  opacity: 1;
}

.mobile .link-hotspot {
  width: 70px;
  height: 70px;
}

.link-hotspot-icon {
  width: 100%;
  height: 100%;
  cursor: pointer;
}

.link-hotspot-tooltip {
  position: absolute;
  left: 100%;
  top: 14px; /* ( 60 - (16 + 2*8) ) / 2 */

  margin-left: 3px;

  font-size: 16px;

  max-width: 300px;

  padding: 8px 10px;

  border-radius: 5px;

  background-color: rgb(58,68,84);
  background-color: rgba(58,68,84,0.8);

  color: #fff;

  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;

  cursor: pointer;

  opacity: 0;

  -ms-transform: translateX(-8px);
  -webkit-transform: translateX(-8px);
  transform: translateX(-8px);

  -webkit-transition: -ms-transform 0.3s,
                      -webkit-transform 0.3s,
                      transform 0.3s,
                      opacity 0.3s;
  transition: -ms-transform 0.3s,
              -webkit-transform 0.3s,
              transform 0.3s,
              opacity 0.3s;
}

.mobile .link-hotspot {
  top: 19px; /* ( 70 - (16 + 2*8) ) / 2 */
}

.no-touch .link-hotspot:hover .link-hotspot-tooltip {
  opacity: 1;
  -ms-transform: translateX(0);
  -webkit-transform: translateX(0);
  transform: translateX(0);
}

/* Prevent tooltip from triggering */
.link-hotspot-tooltip {
  pointer-events: none;
}
.no-touch .link-hotspot:hover .link-hotspot-tooltip {
  pointer-events: all;
}

/* Fallback mode without pointer-events (IE8-10) */
.tooltip-fallback .link-hotspot-tooltip {
  display: none;
}
.no-touch .tooltip-fallback .link-hotspot:hover .link-hotspot-tooltip {
  display: block;
}

/* Info hotspot */

.info-hotspot {
  line-height: 1.2em;
  opacity: 0.9;
  -webkit-transition: opacity 0.2s 0.2s;
  transition: opacity 0.2s 0.2s;
}

.no-touch .info-hotspot:hover {
  opacity: 1;
  -webkit-transition: opacity 0.2s;
  transition: opacity 0.2s;
}

.info-hotspot.visible {
  opacity: 1;
}

.info-hotspot .info-hotspot-header {
  width: 40px;
  height: 40px;
  border-radius: 20px;
  background-color: rgb(103,115,131);
  cursor: pointer;
  -webkit-transition: width 0.3s ease-in-out 0.5s,
                      border-radius 0.3s ease-in-out 0.5s;
  transition: width 0.3s ease-in-out 0.5s,
              border-radius 0.3s ease-in-out 0.5s;
}

.mobile .info-hotspot .info-hotspot-header {
  width: 50px;
  height: 50px;
  border-radius: 25px;
}

.desktop.no-touch .info-hotspot .info-hotspot-header:hover {
  width: 260px;
  border-radius: 5px;
  -webkit-transition: width 0.3s ease-in-out,
                      border-radius 0.3s ease-in-out;
  transition: width 0.3s ease-in-out,
              border-radius 0.3s ease-in-out;
}

.desktop .info-hotspot.visible .info-hotspot-header,
.desktop.no-touch .info-hotspot.visible .info-hotspot-header:hover {
  width: 260px;
  border-radius: 5px;
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;
  -webkit-transition: width 0.3s ease-in-out,
                      border-radius 0.3s ease-in-out;
  transition: width 0.3s ease-in-out,
              border-radius 0.3s ease-in-out;
}

.info-hotspot .info-hotspot-icon-wrapper {
  width: 40px;
  height: 40px;
}

.mobile .info-hotspot .info-hotspot-icon-wrapper {
  width: 50px;
  height: 50px;
}

.info-hotspot .info-hotspot-icon {
  width: 90%;
  height: 90%;
  margin: 5%;
}

.info-hotspot .info-hotspot-title-wrapper {
  position: absolute;
  left: 40px;
  top: 0;
  width: 0;
  height: 40px;
  padding: 0;
  overflow: hidden;
  -webkit-transition: width 0s 0.4s,
                      padding 0s 0.4s;
  transition: width 0s 0.4s,
              padding 0s 0.4s;
}

.desktop .info-hotspot.visible .info-hotspot-title-wrapper,
.desktop.no-touch .info-hotspot .info-hotspot-header:hover .info-hotspot-title-wrapper {
  width: 220px;
  padding: 0 5px;
  -webkit-transition: width 0s 0.4s,
                      padding 0s 0.4s;
  transition: width 0s 0.4s,
              padding 0s 0.4s;
}

.info-hotspot .info-hotspot-title-wrapper:before {
  content: '';
  display: inline-block;
  vertical-align: middle;
  height: 100%;
}

.info-hotspot .info-hotspot-title {
  display: inline-block;
  vertical-align: middle;

  -moz-user-select: text;
  -webkit-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.info-hotspot .info-hotspot-close-wrapper {
  position: absolute;
  left: 260px;
  top: 0;
  height: 40px;
  width: 40px;
  border-top-right-radius: 5px;
  background-color: rgb(78,88,104);
  visibility: hidden;
  -ms-transform: perspective(200px) rotateY(90deg);
  -webkit-transform: perspective(200px) rotateY(90deg);
  transform: perspective(200px) rotateY(90deg);
  -ms-transform-origin: 0 50% 0;
  -webkit-transform-origin: 0 50% 0;
  transform-origin: 0 50% 0;
  -webkit-transition: -ms-transform 0.3s 0.3s,
                      -webkit-transform 0.3s 0.3s,
                      transform 0.3s 0.3s,
                      visibility 0s 0.6s;
  transition: -ms-transform 0.3s 0.3s,
              -webkit-transform 0.3s 0.3s,
              transform 0.3s 0.3s,
              visibility 0s 0.6s;
}

.desktop .info-hotspot.visible .info-hotspot-close-wrapper {
  visibility: visible;
  -ms-transform: perspective(200px) rotateY(0deg);
  -webkit-transform: perspective(200px) rotateY(0deg);
  transform: perspective(200px) rotateY(0deg);
  -webkit-transition: -ms-transform 0.3s,
                      -webkit-transform 0.3s,
                      transform 0.3s,
                      visibility 0s 0s;
  transition: -ms-transform 0.3s,
              -webkit-transform 0.3s,
              transform 0.3s,
              visibility 0s 0s;
}

.info-hotspot .info-hotspot-close-icon {
  width: 70%;
  height: 70%;
  margin: 15%;
}

.info-hotspot .info-hotspot-text {
  position: absolute;
  width: 300px;
  height: auto;
  max-height: 200px;
  top: 40px;
  left: 0;
  padding: 10px;
  background-color: rgb(58,68,84);
  border-bottom-right-radius: 5px;
  border-bottom-left-radius: 5px;
  overflow-y: auto;
  visibility: hidden;
  /* rotate(90deg) causes transition flicker on Firefox 58 */
  -ms-transform: perspective(200px) rotateX(-89.999deg);
  -webkit-transform: perspective(200px) rotateX(-89.999deg);
  transform: perspective(200px) rotateX(-89.999deg);
  -ms-transform-origin: 50% 0 0;
  -webkit-transform-origin: 50% 0 0;
  transform-origin: 50% 0 0;
  -webkit-transition: -ms-transform 0.3s,
                      -webkit-transform 0.3s,
                      transform 0.3s,
                      visibility 0s 0.3s;
  transition: -ms-transform 0.3s,
              -webkit-transform 0.3s,
              transform 0.3s,
              visibility 0s 0.3s;

  -moz-user-select: text;
  -webkit-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.desktop .info-hotspot.visible .info-hotspot-text {
  visibility: visible;
  -ms-transform: perspective(200px) rotateX(0deg);
  -webkit-transform: perspective(200px) rotateX(0deg);
  transform: perspective(200px) rotateX(0deg);
  -webkit-transition: -ms-transform 0.3s 0.3s,
                      -webkit-transform 0.3s 0.3s,
                      transform 0.3s 0.3s,
                      visibility 0s 0s;
  transition: -ms-transform 0.3s 0.3s,
              -webkit-transform 0.3s 0.3s,
              transform 0.3s 0.3s,
              visibility 0s 0s;
}

/* Info hotspot modal */

.desktop .info-hotspot-modal {
  display: none;
}

.info-hotspot-modal {
  top: 0;
  left: 0;
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 11000 !important;
  background-color: rgba(0,0,0,.5);
  line-height: 1.2em;
  opacity: 0;
  visibility: hidden;
  -webkit-transition: opacity 0.2s ease-in-out 0.5s,
                      visibility 0s 0.7s;
  transition: opacity 0.2s ease-in-out 0.5s,
              visibility 0s 0.7s;
}

.info-hotspot-modal.visible {
  opacity: 1;
  visibility: visible;
  -webkit-transition: opacity 0.2s ease-in-out,
                      visibility 0s 0s;
  transition: opacity 0.2s ease-in-out,
              visibility 0s 0s;
}

.info-hotspot-modal .info-hotspot-header {
  position: absolute;
  top: 60px;
  left: 10px;
  right: 10px;
  width: auto;
  height: 50px;
  background-color: rgb(103,115,131);
  background-color: rgba(103,115,131,0.8);
  opacity: 0;
  -webkit-transition: opacity 0.3s ease-in-out 0.2s;
  transition: opacity 0.3s ease-in-out 0.2s;
}

.info-hotspot-modal.visible .info-hotspot-header {
  opacity: 1;
  -webkit-transition: opacity 0.3s ease-in-out 0.2s;
  transition: opacity 0.3s ease-in-out 0.2s;
}

.info-hotspot-modal .info-hotspot-icon-wrapper {
  width: 50px;
  height: 50px;
}

.info-hotspot-modal .info-hotspot-icon {
  width: 90%;
  height: 90%;
  margin: 5%;
}

.info-hotspot-modal .info-hotspot-title-wrapper {
  position: absolute;
  top: 0;
  left: 50px;
  right: 50px;
  width: auto;
  height: 50px;
  padding: 0 10px;
}

.info-hotspot-modal .info-hotspot-title-wrapper:before {
  content: '';
  display: inline-block;
  vertical-align: middle;
  height: 100%;
}

.info-hotspot-modal .info-hotspot-title {
  display: inline-block;
  vertical-align: middle;

  -moz-user-select: text;
  -webkit-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.info-hotspot-modal .info-hotspot-close-wrapper {
  position: absolute;
  top: 0;
  right: 0;
  width: 50px;
  height: 50px;
  background-color: rgb(78,88,104);
  background-color: rgba(78,88,104,0.8);
  cursor: pointer;
}

.info-hotspot-modal .info-hotspot-close-icon {
  width: 70%;
  height: 70%;
  margin: 15%;
}

.info-hotspot-modal .info-hotspot-text {
  position: absolute;
  top: 110px;
  bottom: 10px;
  left: 10px;
  right: 10px;
  padding: 10px;
  background-color: rgb(58,68,84);
  background-color: rgba(58,68,84,0.8);
  overflow-y: auto;
  opacity: 0;
  -webkit-transition: opacity 0.3s ease-in-out;
  transition: opacity 0.3s ease-in-out;

  -moz-user-select: text;
  -webkit-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

.info-hotspot-modal.visible .info-hotspot-text {
  opacity: 1;
  -webkit-transition: opacity 0.3s ease-in-out 0.4s;
  transition: opacity 0.3s ease-in-out 0.4s;
}

/* View control buttons */

.viewControlButton {
  display: none;
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 40px;
  height: 40px;
  padding: 5px;
  background-color: rgb(103,115,131);
  background-color: rgba(103,115,131,0.5);
}

body.view-control-buttons .viewControlButton {
  display: block;
}

.viewControlButton .icon {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 30px;
  height: 30px;
}

/* Center is at margin-left: -20px */
/*.viewControlButton-0 {
  margin-left: -195px;
}
.viewControlButton-1 {
  margin-left: -145px;
}
.viewControlButton-2 {
  margin-left: -95px;
}
.viewControlButton-3 {
  margin-left: -45px;
}
.viewControlButton-4 {
  margin-left: 5px;
}
.viewControlButton-5 {
  margin-left: 55px;
}
.viewControlButton-6 {
  margin-left: 105px;
}
*/
/* Nút Thumbnail Toggle mới (Nằm ngoài cùng bên trái) */
/* --- Dãy nút điều khiển tập trung --- */

/* 0. Nút Thumbnail Toggle */
.viewControlButton-0 { margin-left: -225px; }

/* 1. Nút Lên (Up) */
.viewControlButton-1 { margin-left: -175px; }

/* 2. Nút Xuống (Down) */
.viewControlButton-2 { margin-left: -125px; }

/* 3. Nút Sang trái (Left) */
.viewControlButton-3 { margin-left: -75px; }

/* 4. Nút Sang phải (Right) */
.viewControlButton-4 { margin-left: -25px; }

/* 5. Nút Phóng to (Zoom In) */
.viewControlButton-5 { margin-left: 25px; }

/* 6. Nút Thu nhỏ (Zoom Out) */
.viewControlButton-6 { margin-left: 75px; }

/* 7. Nút Tự động xoay (Autorotate) */
.viewControlButton-7 { margin-left: 125px; }

/* 8. Nút Toàn màn hình (Fullscreen) */
.viewControlButton-8 { margin-left: 175px; }


/* Khung chứa chung cho tất cả các nút điều khiển */
.view-control-buttons #custom-controls, 
.view-control-buttons .custom-controls-wrapper {
    display: flex !important;
    justify-content: center !important; /* Căn giữa toàn bộ 9 nút */
    align-items: center !important;
    position: fixed !important;
    bottom: 10px !important;
    left: 0 !important;
    width: 100% !important;
    z-index: 1000;
    margin: 0 !important;
    transform: none !important;
    pointer-events: none; /* Để không chặn click vào pano */
}

/* Cấu hình cho từng Button */
.view-control-buttons .viewControlButton {
    pointer-events: auto; /* Kích hoạt lại click cho nút */
    position: relative !important; /* Quan trọng: Ghi đè absolute */
    display: inline-block;
    width: 40px !important;
    height: 40px !important;
    margin: 0 7.5px !important; /* 7.5px mỗi bên = 15px khoảng cách */
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    /*background-color: rgba(0, 0, 0, 0.5); */ /* Nền mờ cho nút */
    /*border-radius: 50%;*/
    transition: all 0.3s ease;
}

.view-control-buttons .viewControlButton:hover {
    /*background-color: rgba(0, 0, 0, 0.8); */
    transform: scale(1.1);
}


@media (max-width: 600px) {
    /* 1. Ẩn nút số 8 */
    .viewControlButton-1,.viewControlButton-2,.viewControlButton-3,.viewControlButton-4 {
        display: none !important;
    }

   #custom-controls {
    position: fixed;
    bottom: 10px;
    width: 100%;
    display: flex;
    justify-content: center;
    z-index: 1000;
	}

	#custom-controls .viewControlButton {
		position: relative !important; /* Quan trọng: Ghi đè absolute của Marzipano */
		margin: 0 7.5px !important;    /* Khoảng cách 15px giữa các nút */
		left: auto !important;
	}
}


.video-hotspot .info-pulse-animation {
    /* Hiệu ứng nhấp nháy màu đỏ cho video */
    box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.7);
    animation: pulse-red 2s infinite;
    border-radius: 50%;
}

@keyframes pulse-red {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(255, 0, 0, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(255, 0, 0, 0); }
}

  /* CSS bổ sung cho Menu Cha-Con */
        .group-title {
            padding: 12px 15px;
            background: rgb(44 62 80 / 30%);
            color: #fff;
            font-weight: bold;
            cursor: pointer;
            border-bottom: 1px solid rgb(255 255 255 / 20%);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .group-title:hover { background: #34495e; }
        .sub-menu-container {
            display: block; /* Mặc định mở, có thể sửa thành none để mặc định đóng */
            background: rgb(52 73 94 / 30%);
        }
        .sub-menu-container .scene .text {
            padding-left: 30px !important;
            font-size: 14px;
            color: #ecf0f1;
        }
        .arrow { font-size: 10px; transition: transform 0.3s; }
        /*.collapsed .arrow { transform: rotate(-90deg); }*/
		
		/* Đảm bảo sub-menu mặc định là đóng khi mới tải trang */
			.sub-menu-container {
				display: none; 
				transition: all 0.3s ease; /* Tạo hiệu ứng mượt hơn */
			}

			/* Group đầu tiên muốn mở mặc định (tùy chọn) */
			#mainMenu .sub-menu-container:first-of-type {
				 display: block;  /* Bỏ comment nếu muốn mở sẵn nhóm đầu */
			}

			.group-title {
				user-select: none; /* Ngăn bôi đen văn bản khi click nhanh */
				transition: background 0.2s;
			}

			.arrow {
				display: inline-block;
				width: 15px;
				text-align: center;
			}
			/* Màu sắc khi một scene được focus */
		.sub-menu-container .scene.current-scene .text {
			background: #1abc9c !important; /* Màu xanh thương hiệu */
			color: white !important;
			font-weight: bold;
			border-left: 4px solid #fff;
		}
		
		
		/* Thẻ cha chứa hotspot */
.hotspot.link-hotspot {
    overflow: visible !important; /* Đảm bảo nội dung dài không bị cắt */
    white-space: nowrap;         /* Ngăn chặn mọi sự xuống dòng từ cấp cha */
}

/* Thẻ chứa văn bản (Cái bạn đang gọi là link-hotspot-label) */
.link-hotspot-label {
    position: absolute;         /* Thoát ly khỏi giới hạn box của thẻ cha */
    bottom: 70%;                   /* Căn giữa theo chiều dọc icon */
    left: 50%;                  /* Căn giữa theo chiều ngang icon */
    transform: translate(-50%, -50%); /* Dịch chuyển ngược lại 50% chính nó để tâm khớp nhau */
    
    z-index: 2;                 /* Nằm trên icon */
    
    /* Hiển thị nền co giãn 100% theo text */
    display: inline-block;      
    white-space: nowrap;        /* Ép chữ luôn nằm trên 1 dòng */
    width: auto !important;     /* Bỏ qua mọi giới hạn width từ trước */
    min-width: max-content;     /* Luôn lấy độ rộng tối đa của nội dung chữ */

    /* Giao diện dải nền màu xanh như mẫu */
    background-color: rgb(0 0 0 / 45%);
    color: #ffffff;
    padding: 8px 25px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: bold;
    text-align: center;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    border: 1px solid rgba(255, 255, 255, 0.4);
    pointer-events: none;       /* Click xuyên qua text để trúng icon bên dưới */
}

/* Icon mũi tên */
.link-hotspot-icon {
    position: relative;
    z-index: 1;
    display: block;
    width: 50px;                /* Tùy chỉnh kích thước icon của bạn */
    height: 50px;
    margin: 0 auto;             /* Căn giữa icon */
}
/* Định nghĩa hiệu ứng Pulse */
		@keyframes zoomPulse {
		  0% {
			transform: scale(1);
			filter: brightness(100%);
		  }
		  50% {
			transform: scale(1.1); /* Phóng to 10% */
			filter: brightness(120%); /* Làm sáng lên một chút */
		  }
		  100% {
			transform: scale(1);
			filter: brightness(100%);
		  }
		}
		/* Thẻ con: Nơi thực hiện hiệu ứng Zoom Pulse */
		.hotspot-inner-pulse {
			display: flex;
			flex-direction: column;
			align-items: center;
			justify-content: center;
			animation: zoomPulse 2s infinite ease-in-out;
			transform-origin: center center;
		}
		
		/* Hiệu ứng nhịp đập */
		@keyframes infoPulse {
		  0% { transform: scale(1); }
		  50% { transform: scale(1.2); }
		  100% { transform: scale(1); }
		}

		/* Áp dụng vào icon wrapper */
		.info-pulse-animation {
		  animation: infoPulse 2s infinite ease-in-out;
		  transform-origin: center;
		  display: flex;
		  justify-content: center;
		  align-items: center;
		}

		/* Khi tạm dừng (khi đang mở thông tin) */
		.info-pulse-animation.paused {
		  animation-play-state: paused;
		  transform: scale(1); /* Trở về kích thước chuẩn khi đang đọc */
		}

		/* Đảm bảo icon bên trong cân đối */
		.info-hotspot-icon {
		  width: 100%;
		  height: 100%;
		  display: block;
		}

		/* CSS bổ sung để sửa lỗi nếu label bị lệch */
		.info-hotspot-header {
		  display: flex;
		  align-items: center;
		  cursor: pointer;
		}
		#getCoordinates {
		  bottom: 0px; /* Nằm trên nút zoom in/out */
		  right: 0px;
		  background: rgba(41, 128, 185, 0.9);
		  transition: all 0.3s ease;
		}

		#getCoordinates:hover {
		  background: #2980b9;
		  transform: scale(1.1);
		}

		#getCoordinates .icon {
		  width: 60%; /* Chỉnh icon nhỏ lại cho đẹp */
		}
	.viewControlButtonCopy {
		display: block;
		position: absolute;
		bottom: 0;
		right: 0;
		width: 40px;
		height: 40px;
		padding: 5px;
		background-color: rgb(103, 115, 131);
		background-color: rgba(103, 115, 131, 0.8);
}



/* Container chứa cả cha và danh sách con */
.scene-node {
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

/* Cảnh cha có con */
.root-scene.has-subs .text {
    font-weight: bold;
    color: #f1c40f; /* Màu vàng nhẹ để phân biệt là có menu con */
}

.sub-arrow {
    float: right;
    font-size: 10px;
    opacity: 0.6;
}

/* Danh sách con */
.child-list {
    background: rgba(0, 0, 0, 0.2);
    margin-left: 15px;
    border-left: 2px solid #1abc9c;
}

.child-item .text {
    padding-left: 20px !important;
    font-size: 13px !important;
    color: #bdc3c7 !important;
}

/* Hiệu ứng khi đang mở con */
.root-scene.expanded {
    background: rgba(26, 188, 156, 0.1);
}
/* Thiết lập mặc định cho mũi tên sub-menu */
.sub-arrow {
    display: inline-block;
    float: right;
    font-size: 10px;
    transition: transform 0.3s ease; /* Tạo hiệu ứng xoay mượt mà */
    margin-right: 10px;
    opacity: 0.7;
}

/* Khi menu cha có class "expanded", xoay mũi tên xuống 90 độ */
.scene.expanded .sub-arrow {
    transform: rotate(90deg);
    color: #1abc9c; /* Có thể đổi màu khi mở để làm nổi bật */
}

/* CSS cho menu con để thụt lề đẹp hơn */
.child-list {
    display: none;
    background: rgba(0, 0, 0, 0.2);
    border-left: 2px solid #1abc9c;
    margin-left: 15px;
}
	/* --- Thumbnail Bar --- */
#thumbBar {
  position: absolute;
  bottom: 55px; /* Nằm trên các nút điều khiển (40px + 10px cách) */
  left: 50%;
  transform: translateX(-50%);
  width: auto;
  max-width: 95%;
  background: rgba(58, 68, 84, 0.3);
  padding: 8px;
  border-radius: 5px;
  overflow-x: auto;
  white-space: nowrap;
  z-index: 100;
  transition: all 0.4s ease;
  scrollbar-width: none;
}
#thumbBar::-webkit-scrollbar { display: none; }

#thumbBar.hidden {
  display: none;
  opacity: 0;
  pointer-events: none;
}

.thumb-item {
  display: inline-block;
  width: 100px;
  height: 75px;
  margin: 0 5px;
  cursor: pointer;
  border: 2px solid transparent;
  border-radius: 3px;
  position: relative;
  overflow: hidden;
}

.thumb-item.active { border-color: #1abc9c; }

.thumb-item img { width: 100%; height: auto; object-fit: cover; }

.thumb-item .thumb-title {
  position: absolute;
  bottom: 0;
  width: 100%;
  background: rgba(0,0,0,0.6);
  color: #fff;
  font-size: 10px;
  text-align: center;
}

/* --- Điều chỉnh vị trí nút Toggle (viewControlButton-0) --- */
#thumbToggle.closed .icon.on { display: none; }
#thumbToggle.closed .icon.off { display: block; }
#thumbToggle .icon.off { display: none; }


.side-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    cursor: pointer;
    transition: all 0.3s ease;
    /* Làm mờ nút khi không di chuột vào để tránh che tầm nhìn */
    opacity: 0.6;
}

.side-nav:hover {
    opacity: 1;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
}

#prevScene {
    left: 5px;
}

#nextScene {
    right: 5px;
}

.side-nav img {
    width: 30px; /* Bạn có thể điều chỉnh kích thước icon tại đây */
    height: 30px;
    display: block;
}

/* Ẩn trên thiết bị di động nếu muốn tránh bấm nhầm */
@media (max-width: 768px) {
    .side-nav {
       display:none !important;
    }
}