:root{--bg:#02040a;--ink:#e8eefc;--muted:rgba(232,238,252,.62);--faint:rgba(232,238,252,.34);--glass:rgba(12,18,36,.5);--glass-hi:rgba(30,40,70,.62);--line:rgba(160,190,255,.15);--accent:#7cc4ff;--warm:#ffcf8a;--shadow:0 30px 80px rgba(0,0,0,.45);--card-ink:rgba(232,238,252,.84)}@media(prefers-color-scheme:light){:root{--ink:#14203a;--muted:rgba(20,32,58,.64);--faint:rgba(20,32,58,.42);--glass:rgba(248,250,255,.78);--glass-hi:rgba(255,255,255,.95);--line:rgba(20,40,90,.12);--accent:#1f6fd1;--shadow:0 24px 60px rgba(0,8,30,.35);--card-ink:rgba(20,32,58,.84)}}*{box-sizing:border-box}html,body{margin:0;height:100%;overflow:hidden;background:var(--bg);color:var(--ink);font-family:Inter,system-ui,-apple-system,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased}#scene{position:fixed;inset:0;width:100vw;height:100vh;display:block;cursor:grab;touch-action:none;outline:none}#scene.dragging{cursor:grabbing}#scene.hovering{cursor:pointer}.vignette{position:fixed;inset:0;pointer-events:none;background:radial-gradient(ellipse at 50% 50%,transparent 50%,rgba(1,2,6,.45) 82%,rgba(0,1,4,.85) 100%);transition:opacity .8s}body.post .vignette{opacity:.35}.flash{position:fixed;inset:0;z-index:30;pointer-events:none;opacity:0;background:radial-gradient(circle at 50% 50%,#fff,#dff1ff 30%,#8fc8ff,#3a6fd8)}.brand{position:fixed;top:calc(22px + env(safe-area-inset-top));left:28px;pointer-events:none;user-select:none;color:#e8eefc;text-shadow:0 2px 18px rgba(0,0,0,.6);transition:opacity .8s}.brand h1{margin:0;font-weight:300;letter-spacing:.42em;font-size:13px;text-transform:uppercase;color:#e8eefc9e}.brand p{margin:6px 0 0;font-size:22px;font-weight:500;letter-spacing:.02em}.glass{background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%)}.panel{position:fixed;top:50%;right:24px;transform:translateY(-50%);width:270px;max-height:76vh;display:flex;flex-direction:column;border-radius:20px;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);box-shadow:var(--shadow);overflow:hidden;transition:opacity .8s ease,transform .8s cubic-bezier(.2,.8,.2,1)}.panel header{padding:18px 20px 10px;font-size:11px;letter-spacing:.3em;color:var(--faint);text-transform:uppercase}.panel ul{list-style:none;margin:0;padding:4px 8px 12px;overflow:auto;scrollbar-width:none}.panel ul::-webkit-scrollbar{display:none}.panel li button{all:unset;box-sizing:border-box;width:100%;display:flex;align-items:center;gap:12px;padding:11px 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scale(.98);pointer-events:none;transition:opacity .5s ease,transform .6s cubic-bezier(.2,.8,.2,1)}.card:before{content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;padding:1px;background:linear-gradient(135deg,var(--c,#7cc4ff),transparent 40%,transparent 60%,var(--c,#7cc4ff));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.55}.card.show{opacity:1;transform:none;pointer-events:auto}.card .k{font-size:11px;letter-spacing:.28em;color:var(--faint);text-transform:uppercase}.card h2{margin:6px 0 2px;font-size:24px;font-weight:500}.card .coord{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}.card .local{font-size:12px;color:var(--muted);margin-top:4px;font-variant-numeric:tabular-nums}.card .local b{font-weight:500;color:var(--ink)}.card p{margin:12px 0 0;font-size:13.5px;line-height:1.65;color:var(--card-ink)}.card 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solid #fff;outline-offset:2px}.card .go[disabled]{filter:grayscale(.6) brightness(.85);cursor:progress}.card .go svg{width:16px;height:16px}.card .go-sub{display:block;margin-top:8px;font-size:11.5px;color:var(--faint)}.tip{position:fixed;left:0;top:0;padding:6px 10px;border-radius:8px;font-size:12px;pointer-events:none;color:var(--ink);background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);opacity:0;transition:opacity .15s;white-space:nowrap}.hint{position:fixed;right:28px;bottom:calc(24px + env(safe-area-inset-bottom));font-size:11.5px;color:#e8eefc66;letter-spacing:.06em;pointer-events:none;transition:opacity 1s}.ctrl{position:fixed;top:calc(22px + env(safe-area-inset-top));right:24px;display:flex;gap:8px;transition:opacity .8s}.ctrl button{all:unset;cursor:pointer;height:34px;padding:0 14px;border-radius:17px;font-size:12px;color:var(--muted);white-space:nowrap;background:var(--glass);border:1px solid 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#7cc4ff;outline-offset:2px}.loader{position:fixed;inset:0;display:grid;place-items:center;background:var(--bg);z-index:10;transition:opacity 1.2s ease}.loader.done{opacity:0;pointer-events:none}.loader span{font-size:11px;letter-spacing:.5em;color:#e8eefc57;text-transform:uppercase;animation:breathe 2.4s ease-in-out infinite}@keyframes breathe{50%{opacity:.35}}.real{--r-glass:rgba(10,14,28,.62);--r-ink:#e8eefc;--r-muted:rgba(232,238,252,.66);--r-line:rgba(160,190,255,.18);position:fixed;inset:0;z-index:20;background:#03050c;display:none;opacity:0;transition:opacity .45s ease}.real.on{display:block}.real.vis{opacity:1}.real-view{position:absolute;inset:0;z-index:0}.real-view .cesium-viewer,.real-view .cesium-widget,.real-view canvas{width:100%;height:100%}.real-view .cesium-widget-credits{font-size:10.5px;line-height:1.35;color:#ffffffe0;text-shadow:0 1px 2px rgba(0,0,0,.8)}.real-view 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rgba(160,190,255,.16);animation:breathe 2.4s ease-in-out infinite}.toast{position:fixed;left:50%;top:calc(76px + env(safe-area-inset-top));z-index:40;transform:translate(-50%,-8px);width:max-content;max-width:min(440px,calc(100vw - 32px));padding:12px 18px;border-radius:16px;font-size:13.5px;line-height:1.6;color:var(--ink);background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 20px 50px #00000073;opacity:0;pointer-events:none;transition:opacity .35s ease,transform .35s ease}.toast.show{opacity:1;transform:translate(-50%)}@media(prefers-color-scheme:light){.real{--r-glass:rgba(250,251,255,.78);--r-ink:#14203a;--r-muted:rgba(20,32,58,.62);--r-line:rgba(20,40,90,.12)}.real-back:hover{background:#fffffff2}.real-loading span{color:#14203a;background:#fafbffcc;border-color:#14285a1f}.card .go{box-shadow:0 8px 24px #1f6fd147}}@media(max-width:760px){.panel{top:auto;bottom:calc(16px + env(safe-area-inset-bottom));right:12px;left:12px;transform:none;width:auto;max-height:none;border-radius:18px}body.intro-on .panel{transform:translateY(30px)}.panel header{display:none}.panel ul{display:flex;gap:4px;overflow-x:auto;padding:8px}.panel li button{width:auto;white-space:nowrap;padding:9px 12px}.panel li button:hover,.panel li button:focus-visible{transform:none}.pl-sub{display:none}.card{bottom:calc(92px + env(safe-area-inset-bottom));left:12px;width:calc(100vw - 24px);padding:18px}.card h2{font-size:22px}.card p{font-size:13px;margin-top:10px}.hint{display:none}.brand{left:16px}.brand h1{font-size:11px;letter-spacing:.36em}.brand p{font-size:17px}.ctrl{right:10px;gap:5px}.ctrl button{height:32px;padding:0 10px;font-size:12px;border-radius:16px}.card .go-sub{display:none}.intro-skip{bottom:calc(110px + env(safe-area-inset-bottom))}.real-bar{left:10px;right:10px;gap:8px}.real-back{height:38px;padding:0 13px 0 10px}.real-title{padding:6px 12px}.real-title 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