地球词条标记改为黄色便签样式（黄底黑字）

src/core/App.js

@@ -406,7 +406,7 @@ export class App {
   }
 
   _applyRotationLimits(pose) {
-    const LIMIT = (20 * Math.PI) / 180; // ±20°
+    const LIMIT = (10 * Math.PI) / 180; // ±10°
     const dx = pose.pos.x - pose.target.x;
     const dy = pose.pos.y - pose.target.y;
     const dz = pose.pos.z - pose.target.z;

src/scene/CesiumGlobe.js

@@ -56,7 +56,10 @@ function makeRoundedBg(text, fontSize) {
   ctx.arcTo(0, h, 0, 0, radius);
   ctx.arcTo(0, 0, w, 0, radius);
   ctx.closePath();
-  ctx.fillStyle = 'rgba(20, 16, 13, 0.88)';
+  ctx.shadowColor = 'rgba(0, 0, 0, 0.22)';
+  ctx.shadowBlur = 6;
+  ctx.shadowOffsetY = 2;
+  ctx.fillStyle = '#FFEB3B';
   ctx.fill();
   return { canvas: c, textW };
 }
@@ -187,10 +190,8 @@ export class CesiumGlobe {
         label: {
           text: entry.name,
           font: '19px "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif',
-          fillColor: gold,
+          fillColor: ink,
-          outlineColor: ink,
+          style: Cesium.LabelStyle.FILL,
-          outlineWidth: 3,
-          style: Cesium.LabelStyle.FILL_AND_OUTLINE,
           horizontalOrigin: Cesium.HorizontalOrigin.LEFT,
           verticalOrigin: Cesium.VerticalOrigin.CENTER,
           pixelOffset: new Cesium.Cartesian2(10, 0),
@@ -214,7 +215,7 @@ export class CesiumGlobe {
           pixelOffset: new Cesium.Cartesian2(10 + bg.textW / 2, 0),
           heightReference: Cesium.HeightReference.CLAMP_TO_GROUND,
           disableDepthTestDistance: Number.POSITIVE_INFINITY,
-          show: false,
+          show: true,
         },
       });
 
@@ -383,7 +384,6 @@ export class CesiumGlobe {
     this.markers.forEach(({ entity, bg, index: i }) => {
       const on = i === index;
       entity.point.outlineWidth = on ? 3 : 1; // 选中加粗黑圈，不放大
-      if (bg) bg.show = on;
     });
     this.viewer.scene.requestRender();
   }