:root{--ink:#e9f2fb;--muted:#97aec2;--line:#aacde62e;--panel:#07101aa8;--amber:#ffc66d;--cyan:#63d5ee;--green:#54d99a;--red:#ff6b5e}*{box-sizing:border-box}html,body{width:100%;height:100%;color:var(--ink);-webkit-font-smoothing:antialiased;background:#050d15;margin:0;font-family:Microsoft YaHei,PingFang SC,Source Han Sans SC,system-ui,sans-serif;overflow:hidden}#cesiumContainer{position:absolute;inset:0}#vignette{z-index:4;pointer-events:none;background:radial-gradient(at 50% 44%,#0000 48%,#02080e75 100%),linear-gradient(#02080e47 0%,#02080e00 16% 84%,#02080e52 100%);position:absolute;inset:0}.hud{z-index:10;color:var(--ink);background:var(--panel);border:1px solid var(--line);-webkit-backdrop-filter:blur(14px)saturate(1.05);backdrop-filter:blur(14px)saturate(1.05);border-radius:14px;position:absolute;box-shadow:0 18px 50px #00000052}.top-left{width:auto;max-width:calc(100vw - 44px);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;background:0 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9px;font-size:10.5px}.measure-cursor{z-index:40;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:var(--amber);letter-spacing:.05em;white-space:pre;pointer-events:none;opacity:0;background:#07101adb;border:1px solid #ffc66d57;border-radius:7px;padding:4px 9px;font:500 10.5px/1.45 Microsoft YaHei,system-ui,sans-serif;transition:opacity .16s;position:fixed;top:0;left:0}.measure-cursor.on{opacity:1}@media (max-width:1280px){.fill-panel{width:500px}.bottom-right{width:auto}}@media (max-width:1120px){.fill-panel{width:440px}}@media (max-width:760px){#tourCaption{display:none}.top-left{top:12px;left:12px}h1{font-size:19px}.map-dock{display:none}.bottom-right{width:auto;bottom:12px;left:12px;right:12px;overflow-x:auto}.action-col{flex:1;min-width:0}.fill-panel{width:calc(100vw - 24px);padding:9px 11px;bottom:162px}#statsHost,.quality-dock{display:none}.fill-metrics{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px}button{padding:0 8px;font-size:10.5px}}