:root{color-scheme:dark;--ink:#eef2e4;--muted:#a6bcb5;--gold:#ffcf7d;--panel:#102b31e8;--line:#d6ece21f;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:#1a4148;color:var(--ink)}*{box-sizing:border-box}body{margin:0;overflow:hidden}button,input,select{font:inherit}button,a,input,select{touch-action:manipulation}button{cursor:pointer;color:inherit}button:focus-visible,a:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:4px}button{background:none;border:0}a{color:inherit;text-decoration:none}#scene,#labels{position:fixed;inset:0}#scene canvas{display:block;touch-action:none}#labels{pointer-events:none;z-index:2;overflow:hidden}body:before{content:"";position:fixed;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,#0d252d80,transparent 35%),linear-gradient(180deg,#07252d70,transparent 19%),linear-gradient(0deg,#07242bd9,transparent 32%)}header,.title,.stations,.controls,.profile,.tour,.places,footer,.compass{position:fixed;z-index:3}header{top:22px;left:30px;right:30px;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;gap:10px;align-items:center;font-size:12px;letter-spacing:.12em}.brand>span{font-size:27px;color:var(--gold)}.brand small{font-size:9px;letter-spacing:.18em;margin-left:14px}.header-links{display:flex;align-items:center;gap:22px;font-size:11px}.header-links button{font-size:11px;border:1px solid #cee2d945;border-radius:3px;padding:8px 12px}.title{left:33px;top:95px;pointer-events:none}.eyebrow{font-size:8px;letter-spacing:.20em;color:var(--gold)}h1{font-family:"Songti SC","STSong",serif;font-size:38px;font-weight:500;line-height:1.2;letter-spacing:.08em;margin:13px 0 10px}h1 span{display:block;font-size:66px;letter-spacing:.12em;margin-top:9px}.title>p{font-size:11px;color:#d1dfd9;letter-spacing:.04em;margin:15px 0}.metrics{display:flex;gap:23px;margin-top:24px}.metrics div{display:flex;flex-direction:column;gap:6px}.metrics b{font-family:Georgia,serif;font-weight:400;font-size:22px}.metrics b small{font-family:inherit;font-size:11px}.metrics div>span{font-size:9px;color:#c1d2ca}.panel{background:var(--panel);border:1px solid var(--line);border-radius:5px;backdrop-filter:blur(12px)}.stations{left:30px;top:365px;width:270px;padding:0 16px 14px}.panel-title{display:flex;width:100%;justify-content:space-between;align-items:center;padding:15px 0;font-size:12px;text-align:left}.panel-title span{font-size:9px;color:var(--muted)}.hint{font-size:9px;color:var(--muted);line-height:1.6;margin:0 0 12px}#post-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}#post-grid button{border:1px solid #c5dac92b;border-radius:3px;font-size:10px;padding:7px 0;font-variant-numeric:tabular-nums;color:#d5e2d7}#post-grid button:hover{background:#e5d79e20;border-color:#ffcf7d80}#post-grid button.active{background:var(--gold);color:#263b30;border-color:var(--gold)}.station-detail{border-top:1px solid var(--line);margin-top:15px;padding-top:14px}.station-id{display:flex;justify-content:space-between;align-items:center;gap:7px}.station-id b{font-family:Georgia,serif;font-size:19px;font-weight:400;color:var(--gold)}.station-id span{font-size:10px;color:#c0d6cb}#post-desc{font-size:10px;line-height:1.8;color:#c9d9ce;margin:8px 0}#post-meta{font-size:9px;line-height:1.9;color:var(--muted);font-variant-numeric:tabular-nums}#post-actions{display:flex;justify-content:space-between;margin-top:8px}#post-actions[hidden]{display:none}#post-actions button{font-size:10px;color:var(--gold);padding:5px 0}#post-actions button:disabled{opacity:.3;cursor:default}.controls{right:25px;top:94px;width:200px;padding:0 16px 15px}.range-label{display:flex;justify-content:space-between;font-size:10px;color:#d3e0d5;margin-top:10px}output{color:var(--gold);font-variant-numeric:tabular-nums}input[type=range]{width:100%;height:3px;display:block;margin:16px 0;accent-color:var(--gold);cursor:pointer}.divider{height:1px;background:var(--line);margin:20px 0 10px}.toggle{display:flex;align-items:center;justify-content:space-between;position:relative;height:31px;font-size:10px;color:#d8e4d9;cursor:pointer}.toggle input{position:absolute;right:0;opacity:0;width:30px;height:25px}.toggle i{width:25px;height:14px;background:#586e6b;border-radius:10px;pointer-events:none}.toggle i:before{content:"";display:block;margin:3px;width:8px;height:8px;border-radius:100%;background:#bdcec6;transition:transform .2s}.toggle input:checked+i{background:#9a8b5d}.toggle input:checked+i:before{transform:translateX(11px);background:#ffe0a0}.toggle input:focus-visible+i{outline:2px solid var(--gold);outline-offset:4px}.outline-button{margin-top:15px;width:100%;border:1px solid #e5d59b50;border-radius:3px;padding:10px;color:var(--gold);font-size:10px}.simulation-note{font-size:9px;color:#9fb6ac;line-height:1.7;margin:12px 0 0}.compass{right:46px;bottom:263px;display:flex;align-items:center;flex-direction:column;color:#e4ebdc;font-size:10px;pointer-events:none}.compass div{font-size:29px;color:var(--gold);line-height:1.4}.profile{bottom:128px;left:330px;width:calc(100% - 595px);min-width:345px;max-width:810px;padding:13px 18px 11px}.profile-top{display:flex;justify-content:space-between;align-items:center;gap:12px}.profile-top>div{display:flex;align-items:center;gap:12px}.profile-top strong{font-size:11px;font-weight:500}#cursor-info{font-size:10px;color:var(--gold);font-variant-numeric:tabular-nums}#profile-toggle{padding:0 2px;color:var(--muted)}#profile-canvas{width:100%;height:92px;margin-top:8px;display:block;cursor:crosshair;touch-action:none}.profile-axis{display:flex;justify-content:space-between;font-size:8px;color:#bbcdc4;margin:2px 0 7px}.profile-source{font-size:8px;color:#829f94}.tour{left:330px;right:265px;bottom:70px;max-width:810px;display:flex;align-items:center;gap:13px;padding:10px 13px;height:49px}#play{background:var(--gold);color:#263c35;border-radius:3px;width:28px;height:28px;padding:0;font-size:12px;flex-shrink:0}.tour-copy{display:flex;flex-direction:column;gap:3px;min-width:75px}.tour-copy strong{font-size:10px;font-weight:500}.tour-copy span{font-size:8px;color:var(--muted)}.tour input[type=range]{margin:0;min-width:40px;flex:1}#tour-speed{background:#26443f;border:1px solid #e5edcb30;border-radius:3px;color:var(--gold);padding:4px;font-size:10px}.follow{white-space:nowrap;display:flex;align-items:center;gap:4px;font-size:9px;color:#c5d7cd}.follow input{accent-color:var(--gold);width:12px;height:12px}.places{left:30px;right:25px;bottom:27px;display:flex;gap:4px;width:max-content;margin:auto;padding:5px}.places button{font-size:10px;padding:8px 16px;border-radius:3px;white-space:nowrap}.places button.active{background:#cfdfb0;color:#243d32}.places button:hover{background:#e5eec722}.places button.active:hover{background:#cfdfb0}footer{bottom:7px;left:30px;right:25px;display:flex;align-items:center;gap:18px;font-size:8px;color:#bdd1c6}.attribution{margin-left:auto;font-size:7px;color:#98b5a8}#fps{font-variant-numeric:tabular-nums;font-size:8px;min-width:34px}.map-label{position:absolute;left:0;top:0;white-space:nowrap;pointer-events:auto;display:flex;align-items:center;gap:6px;border:1px solid #d9e4c744;background:#102e31df;color:#eff0de;font-size:10px;border-radius:3px;padding:6px 8px}.map-label:before{content:"";display:block;width:4px;height:4px;background:#e4eec8;border-radius:50%}.map-label.post{color:#ffcf7d;font:10px Georgia,serif;border-color:#ffcf7d60;padding:5px 7px}.map-label.post:before{background:#ffcf7d}.map-label.post.selected{background:var(--gold);color:#20382f}.map-label.shop{color:#d3eaa7}.map-label.shop:before{background:#d3eaa7}.map-label:hover{background:#425844}.map-label.entity{color:#ffdfb0;font-size:9px}#loading{position:fixed;inset:0;z-index:20;background:#112d35;display:grid;align-content:center;justify-content:center;text-align:center;transition:opacity .5s}#loading>div{font-family:"Songti SC",serif;font-size:45px;letter-spacing:.14em;color:var(--gold)}#loading p{font-size:12px;color:#c0d4c9;margin:25px 0 12px}#loading small{font-size:10px;letter-spacing:.08em;color:#8ba89d}#loading.done{opacity:0;pointer-events:none}dialog{max-width:620px;width:calc(100% - 30px);max-height:85dvh;background:#16333a;color:#deeadf;border:1px solid #e6ecc33c;border-radius:7px;padding:32px;box-shadow:0 30px 80px #0005}dialog::backdrop{background:#03191fa8;backdrop-filter:blur(8px)}dialog h2{font-family:"Songti SC",serif;font-size:26px;font-weight:500;margin:20px 0}dialog p{font-size:12px;line-height:1.85;color:#c1d4c7}dialog b{color:#e2edda}#close-dialog{position:absolute;right:15px;top:10px;font-size:25px}.sources{display:flex;gap:14px;flex-wrap:wrap;margin:20px 0}.sources a,.data-download{font-size:10px;color:var(--gold);border-bottom:1px solid #ffcf7d40;padding-bottom:2px}#toast{position:fixed;top:74px;left:50%;transform:translateX(-50%);background:#183c38;color:#fff0d2;padding:11px 19px;border:1px solid #dce0b44a;border-radius:4px;font-size:11px;z-index:22;opacity:0;pointer-events:none;transition:opacity .2s}#toast.visible{opacity:1}
@media(max-height:850px) and (min-width:901px){.title{top:77px}h1{font-size:29px;margin:10px 0 7px}h1 span{display:inline;font-size:39px;margin-left:12px}.title>p{margin:9px 0}.metrics{margin-top:14px;gap:18px}.metrics b{font-size:20px}.stations{top:245px;padding-bottom:11px}.station-detail{padding-top:10px;margin-top:11px}.panel-title{padding:12px 0}#post-grid button{padding:6px 0}.controls{top:83px}.profile{bottom:128px}#profile-canvas{height:82px}}
@media(max-width:1100px) and (min-width:901px){.profile,.tour{left:316px;right:239px;width:calc(100% - 555px);min-width:0}.controls{width:187px;right:20px}.profile .eyebrow{display:none}.follow{display:none}.tour{gap:9px}.tour-copy{min-width:63px}.stations{width:268px}}
@media(max-width:900px){header{left:20px;right:20px;top:17px}.brand small{display:none}.header-links{font-size:9px;gap:12px}.header-links button{font-size:9px;padding:7px 9px}.title{left:22px;top:80px}h1{font-size:27px}h1 span{font-size:36px;display:inline;margin-left:9px}.title>p{font-size:10px}.metrics{gap:16px;margin-top:15px}.metrics b{font-size:20px}.metrics div>span{font-size:8px}.stations{top:243px;left:18px;width:244px;padding:0 12px 11px}.controls{right:18px;top:81px;width:179px;padding:0 12px 12px}.profile{left:18px;right:18px;width:auto;min-width:0;max-width:none;bottom:143px;padding:11px 14px}.tour{left:18px;right:18px;max-width:none;bottom:87px}.places{left:18px;right:18px;width:auto;overflow-x:auto;margin:0;bottom:41px;justify-content:space-between}.places button{padding:8px 12px}.compass{bottom:330px;right:35px}footer{left:18px;right:18px;bottom:9px;flex-wrap:wrap;gap:5px}.attribution{font-size:6px;width:100%;order:2;margin:0}#fps{margin-left:auto}.profile-source{font-size:7px}.profile-top .eyebrow{font-size:7px}.profile-top strong{font-size:10px}.profile-top>div{gap:8px}}
@media(max-width:600px){header{left:16px;right:16px;top:13px}.brand{font-size:10px;gap:6px}.brand>span{font-size:23px}.header-links{gap:8px}.header-links>a{font-size:8px}.header-links button{padding:6px;font-size:8px}.title{left:18px;top:65px}.eyebrow{font-size:7px}h1{font-size:26px;margin:10px 0 6px}h1 span{font-size:29px;letter-spacing:.03em}.title>p{display:none}.metrics{margin-top:13px;gap:18px}.metrics b{font-size:18px}.metrics div>span{font-size:7px}.controls{top:180px;right:15px;width:146px;padding:0 11px}.controls .panel-title{padding:11px 0;font-size:10px}#control-body{padding-bottom:12px}.stations{top:180px;left:15px;width:195px;padding:0 11px 0}.stations .panel-title{padding:11px 0;font-size:10px}.stations .panel-title span{font-size:7px}#station-content{padding-bottom:12px}.stations .hint{font-size:8px}#post-grid{grid-template-columns:repeat(7,1fr);gap:3px}#post-grid button{font-size:9px;padding:6px 0}.station-id b{font-size:18px}.station-id span{font-size:8px}#post-desc{font-size:9px}#post-meta{font-size:8px}.station-detail{margin-top:10px;padding-top:10px}.profile{bottom:143px;left:14px;right:14px;padding:10px 12px}.profile-top .eyebrow{display:none}#cursor-info{font-size:9px}.profile-axis{font-size:7px}#profile-canvas{height:77px}.profile-source{font-size:6px}.tour{left:14px;right:14px;bottom:87px;padding:10px;gap:9px}.tour-copy{min-width:62px}.tour-copy strong{font-size:9px}.tour-copy span{font-size:7px}.follow{font-size:8px;gap:2px}#tour-speed{font-size:9px;padding:3px}.places{left:14px;right:14px;bottom:40px;justify-content:flex-start}.places button{font-size:9px;padding:8px 13px}.compass{right:26px;bottom:320px}.map-label{font-size:9px;padding:5px 7px}.map-label.post{font-size:9px}.attribution{font-size:5.5px}footer{font-size:7px;left:16px;right:16px}.toggle{height:28px;font-size:9px}.hint,.simulation-note{font-size:8px}.range-label{font-size:9px}.outline-button{font-size:9px;padding:9px}.divider{margin:13px 0 7px}dialog{padding:25px}dialog p{font-size:11px;line-height:1.75}}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

[hidden]{display:none!important}.watch-buttons{display:flex;gap:4px;margin-top:11px}.watch-buttons button{flex:1;font-size:9px;padding:8px 2px;color:var(--gold);border:1px solid #ffcf7d38;border-radius:3px}.watch-buttons button:hover{background:#ffcf7d20}@media(min-width:901px) and (max-height:850px){#profile-canvas{height:62px}.toggle{height:27px}.controls .divider{margin:13px 0 8px}.controls .simulation-note{margin-top:9px;font-size:8px}.outline-button{margin-top:10px}}

.profile-axis{position:relative;height:11px;display:block;margin:2px 7px 7px 24px}.profile-axis span{position:absolute;transform:translateX(-50%);white-space:nowrap}.profile-axis span:first-child{left:0;transform:none}.profile-axis span:nth-child(2){left:17%}.profile-axis span:nth-child(3){left:50%}.profile-axis span:nth-child(4){left:82%}.profile-axis span:last-child{right:0;transform:none}.controls~.compass{bottom:260px}