:root{font-family:'Segoe UI','Microsoft YaHei','PingFang SC',sans-serif;color:#203b3a;background:#f5f5ef;font-synthesis:none;--ink:#203b3a;--muted:#718681;--line:#dce6df;--teal:#207f73;--mint:#dceee4;--cream:#f5f5ef}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;background:radial-gradient(ellipse 55% 24% at 50% 44%,#e3efe9 0%,transparent 75%),#f5f5ef}button,input{font:inherit}button{cursor:pointer}button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #b77b44;outline-offset:3px}a{color:inherit}.page-shell{max-width:1750px;margin:auto;padding:0 38px}.site-header{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dce5db}.brand-lockup{display:flex;align-items:center;gap:13px}.brand-mark{width:35px;height:35px;position:relative;border:2px solid #318a79;border-radius:50%;transform:rotate(-32deg)}.brand-mark span{position:absolute;border:2px solid #318a79;border-radius:50%;width:19px;height:19px;top:7px;left:-6px;background:#f5f5ef}.brand-mark span:nth-child(2){left:17px;background:#f5f5ef}.brand-mark i{position:absolute;width:4px;height:4px;background:#318a79;border-radius:50%;top:14px;left:14px}.brand-en{font-size:9px;letter-spacing:.23em;color:#4e8173;font-weight:700}.brand-cn{font-size:20px;font-weight:700;letter-spacing:.11em;line-height:1.3}.header-meta{display:flex;align-items:center;gap:15px;color:#82928b;font-size:11px;font-weight:600;letter-spacing:.08em}.header-pill{border:1px solid #c8dbce;color:#447967;padding:8px 13px;border-radius:999px;background:#eef5ee}.meta-dot{width:3px;height:3px;background:#9baa9d;border-radius:50%}.intro{padding:34px 0 24px}.eyebrow{font-size:11px;letter-spacing:.23em;color:#508777;font-weight:700;display:flex;align-items:center;gap:11px}.eyebrow-line{height:1px;width:25px;background:#50a691}.eyebrow-index{margin-left:auto;color:#a2b4aa;font-size:10px;letter-spacing:.14em}.intro-row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-top:13px}.intro h1{font-size:clamp(32px,3.1vw,52px);letter-spacing:-.055em;line-height:1.26;margin:0;font-weight:700}.intro h1 span{color:#458d78}.lead{font-size:14px;color:#7e9188;margin:11px 0 0;letter-spacing:.025em}.intro-side{display:flex;flex-direction:column;border-left:1px solid #cadbd0;padding:3px 0 2px 18px;min-width:238px;gap:5px;color:#809289;font-size:11px}.intro-side-label{text-transform:uppercase;color:#4f9988;font-size:10px;letter-spacing:.16em;font-weight:700}.intro-side strong{color:#2b5b50;font-size:16px;letter-spacing:.03em}
.workspace{display:grid;grid-template-columns:minmax(255px,1fr) minmax(490px,2.35fr) minmax(255px,1fr);gap:15px;align-items:stretch;min-height:515px}.chart-panel,.scene-panel{background:#fff;border:1px solid #dfe9e2;box-shadow:0 18px 48px rgba(48,89,68,.055);border-radius:15px}.chart-panel{padding:22px 20px 18px;display:flex;flex-direction:column;min-width:0}.panel-topline{display:flex;justify-content:space-between;align-items:center;color:#78a89a}.panel-index{font-size:10px;font-weight:700;letter-spacing:.16em}.panel-spark{font-size:14px;color:#a8c6b5}.chart-panel h2{font-size:20px;letter-spacing:-.02em;margin:21px 0 7px}.panel-description{margin:0;line-height:1.8;color:#81938b;font-size:11px;min-height:56px}.chart-area{height:190px;width:100%;margin-top:14px;position:relative}.chart-area svg{display:block;width:100%;height:100%;overflow:visible}.chart-axis-caption{display:flex;justify-content:space-between;color:#94a69c;font-size:10px;letter-spacing:.02em;margin-top:1px}.chart-axis-caption span{font-size:16px;line-height:.65;color:#89ad9d}.chart-rule{height:1px;background:var(--line);margin:17px 0 18px}.number-pair{display:flex;justify-content:space-between;gap:8px;padding:1px 0}.number-pair>div{display:flex;flex-direction:column;gap:4px}.micro-label{color:#8ca199;font-size:10px;letter-spacing:.07em;font-weight:600}.number-pair strong{font-size:24px;letter-spacing:-.045em;font-weight:700;color:#397a6a;font-variant-numeric:tabular-nums}.number-pair>div:nth-child(2) strong{color:#789c90}.chart-footnote{color:#9aa9a0;font-size:10px;line-height:1.6;margin:auto 0 0;padding-top:14px}.curve-legend{display:flex;gap:7px;margin:16px 0 10px}.legend-item{min-width:0;flex:1;background:#f5f7f3;border:1px solid #e5eae3;border-radius:8px;display:flex;align-items:center;gap:6px;padding:11px 8px;font-size:10px;color:#6c8279;transition:.2s ease}.legend-item:hover,.legend-item[aria-pressed="true"]{background:#eef6f1;border-color:#bed9ca}.legend-item[aria-pressed="false"]{opacity:.48}.legend-item i{width:8px;height:8px;flex:none;border-radius:50%;background:#b99a62}.legend-high i{background:#7a8dbb}.legend-item strong{font-size:11px;margin-left:auto;color:#516b63;font-variant-numeric:tabular-nums}
.scene-panel{position:relative;overflow:hidden;background:radial-gradient(ellipse 68% 44% at 49% 50%,#f8fcf8 0%,#ecf5ee 64%,#e5f0e8 100%);min-height:515px}.scene-panel:before{content:"";pointer-events:none;position:absolute;inset:0;background-image:radial-gradient(#c1d7c7 0.6px,transparent .7px);background-size:18px 18px;opacity:.23}.scene-topbar{position:absolute;z-index:3;top:22px;left:25px;right:25px;display:flex;align-items:center;gap:9px;color:#477264;font-size:10px;letter-spacing:.11em;font-weight:700}.scene-topbar-right{margin-left:auto;color:#98aea2;font-size:9px}.live-dot{width:7px;height:7px;background:#56b99f;border-radius:50%;box-shadow:0 0 0 5px rgba(94,190,159,.16)}.scene-mount{position:absolute;inset:0}.scene-mount canvas{display:block;width:100%;height:100%;cursor:grab}.scene-mount canvas:active{cursor:grabbing}.scene-fallback{position:absolute;z-index:5;left:15%;right:15%;top:42%;padding:20px;text-align:center;border:1px solid #d5e2d9;background:rgba(255,255,255,.9);border-radius:12px;color:#496a5d;line-height:1.7;font-size:13px}.scene-zone{position:absolute;pointer-events:none;z-index:2;background:rgba(255,255,255,.86);box-shadow:0 5px 15px rgba(82,126,96,.1);border:1px solid #dce9df;border-radius:6px;padding:6px 9px;display:flex;align-items:center;gap:6px;font-size:10px;color:#517669;font-weight:700}.zone-city{top:32%;left:7%}.zone-rural{top:35%;right:5%}.zone-dot{width:6px;height:6px;border-radius:50%;background:#ecad77}.rural-dot{background:#62ad84}.scene-bottom{position:absolute;pointer-events:none;bottom:20px;left:25px;right:25px;display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:10px;color:#899e91}.scene-hint{color:#658778;font-weight:600}.scene-caption{text-align:right}
.control-dock{display:flex;gap:24px;align-items:center;background:#fff;border:1px solid #dfe9e2;border-radius:13px;box-shadow:0 12px 38px rgba(48,89,68,.045);padding:16px 22px;margin-top:15px}.play-group{display:flex;align-items:center;gap:13px;min-width:180px}.play-group>div{display:flex;flex-direction:column;gap:1px}.play-button{background:#277d6d;color:#fff;border:0;width:43px;height:43px;border-radius:50%;display:grid;place-items:center;box-shadow:0 7px 16px rgba(39,125,109,.23);transition:transform .2s,background .2s}.play-button:hover{transform:scale(1.06);background:#1e6b5e}.uri-value{font-size:23px;line-height:1.1;letter-spacing:-.045em;font-variant-numeric:tabular-nums}.timeline-group{flex:1;min-width:160px}.timeline-head,.timeline-ends{display:flex;justify-content:space-between;align-items:center}.timeline-head{color:#527c6e;font-size:11px;font-weight:700;letter-spacing:.02em}.timeline-head span:last-child{color:#2a886f}.timeline-ends{font-size:10px;color:#9bad9f}.timeline-ends span:nth-child(2){margin-left:-35px}.timeline-ends i{font-style:normal;color:#9bb8a9}.timeline-group input{width:100%;height:17px;margin:9px 0 5px;appearance:none;background:transparent;cursor:pointer;touch-action:manipulation}.timeline-group input::-webkit-slider-runnable-track{height:5px;background:linear-gradient(90deg,#d7a071 0%,#eacaaa 32%,#a7ccbc 56%,#3b9d80 100%);border-radius:10px}.timeline-group input::-moz-range-track{height:5px;background:linear-gradient(90deg,#d7a071 0%,#eacaaa 32%,#a7ccbc 56%,#3b9d80 100%);border-radius:10px}.timeline-group input::-webkit-slider-thumb{appearance:none;width:17px;height:17px;border-radius:50%;border:3px solid #fff;background:#2a8672;box-shadow:0 0 0 1px #439a81,0 2px 6px #7aa88b;margin-top:-6px}.timeline-group input::-moz-range-thumb{width:12px;height:12px;border-radius:50%;border:3px solid #fff;background:#2a8672;box-shadow:0 0 0 1px #439a81,0 2px 6px #7aa88b}.reset-button{min-width:100px;background:#f6f8f5;color:#5a786c;border:1px solid #e0e9df;border-radius:8px;padding:11px 12px;display:flex;align-items:center;justify-content:center;gap:8px;font-size:11px;font-weight:600}.reset-button:hover{background:#eaf2eb}
.stage-section{margin-top:31px}.stage-header{display:flex;justify-content:space-between;align-items:end;gap:28px}.section-kicker{font-size:10px;font-weight:700;letter-spacing:.2em;color:#7caa94}.stage-header h2{font-size:24px;letter-spacing:-.035em;margin:4px 0 13px}.stage-header p{font-size:12px;line-height:1.7;color:#789087;max-width:540px;margin:0 0 15px;text-align:right}.stage-list{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.stage-button{position:relative;min-width:0;text-align:left;border:1px solid #e3eae1;background:rgba(255,255,255,.67);border-radius:10px;padding:17px 18px;display:grid;grid-template-columns:25px 25px 1fr;column-gap:8px;align-items:center;transition:background .2s,border-color .2s,transform .2s}.stage-button:hover{transform:translateY(-2px);background:#fff}.stage-button.active{background:#ecf5ee;border-color:#a9d0b6;box-shadow:inset 0 0 0 1px #cde5d3}.stage-nr{font-size:10px;color:#9db1a3;font-weight:700}.stage-icon{width:21px;height:21px;border-radius:50%;background:#d3b398;box-shadow:inset 0 0 0 6px #f4ebe1}.phase-two{background:#bf9a78;box-shadow:inset 0 0 0 5px #e9d4bf}.phase-three{background:#68a987;box-shadow:inset 0 0 0 5px #d5e9d7}.phase-four{background:#328c74;box-shadow:inset 0 0 0 5px #c0e1cd}.stage-button strong{font-size:13px;color:#3c5e52}.stage-button small{font-size:10px;color:#8ba095;grid-column:3;margin-top:4px}.research-notes{display:grid;grid-template-columns:repeat(3,1fr);margin:26px 0 24px;border-top:1px solid #d9e5db;border-bottom:1px solid #d9e5db}.research-notes>div{display:flex;gap:13px;padding:19px 24px 19px 0}.research-notes>div+div{border-left:1px solid #d9e5db;padding-left:24px}.note-icon{font-size:20px;color:#4a9a82}.research-notes p{font-size:11px;color:#8b9d92;margin:0;line-height:1.65}.research-notes b{font-size:12px;color:#56776b}.site-footer{display:flex;justify-content:space-between;gap:20px;padding:0 0 26px;color:#a3afa5;font-size:10px;line-height:1.7}.site-footer a{color:#648d78;text-decoration:underline;text-underline-offset:2px}
@media(max-width:1180px){.page-shell{padding:0 22px}.workspace{grid-template-columns:minmax(225px,1fr) minmax(440px,2fr)}.chart-panel-right{grid-column:1/-1}.chart-panel-right .chart-area{height:160px}.chart-panel-right .curve-legend{max-width:350px}.intro-side{min-width:210px}}
@media(max-width:760px){.page-shell{padding:0 15px}.site-header{height:70px}.header-meta{gap:7px;font-size:10px}.header-meta span:last-child,.meta-dot{display:none}.brand-cn{font-size:17px}.brand-en{font-size:8px}.intro{padding-top:25px}.eyebrow{font-size:9px;letter-spacing:.08em}.eyebrow-index{display:none}.intro-row{display:block}.intro h1{font-size:34px}.lead{font-size:12px;line-height:1.7}.intro-side{margin-top:17px;border-left:0;border-top:1px solid #cadbd0;padding:12px 0 0}#main-content{display:flex;flex-direction:column}.workspace{display:contents}.scene-panel{order:1;min-height:370px;margin-top:12px}.control-dock{order:2}.chart-panel-left{order:3;margin-top:12px}.chart-panel-right{order:4;margin-top:12px}.stage-section{order:5}.research-notes{order:6}.chart-panel{padding:19px}.chart-panel h2{margin-top:14px}.panel-description{min-height:0;font-size:12px}.chart-area{height:190px}.chart-footnote{font-size:11px}.scene-zone{font-size:9px}.scene-bottom{left:15px;right:15px;font-size:9px}.scene-topbar{left:15px;right:15px}.control-dock{flex-wrap:wrap;gap:12px;padding:14px}.play-group{min-width:unset}.timeline-group{order:3;flex-basis:100%}.reset-button{margin-left:auto}.stage-header{display:block}.stage-header h2{margin-bottom:5px}.stage-header p{text-align:left;margin:0 0 15px}.stage-list{grid-template-columns:repeat(2,1fr);gap:8px}.stage-button{padding:13px 8px;grid-template-columns:20px 20px 1fr;column-gap:4px}.stage-button strong{font-size:12px}.stage-button small{font-size:10px}.research-notes{display:block}.research-notes>div,.research-notes>div+div{border-left:0;padding:12px 0;border-bottom:1px solid #d9e5db}.research-notes>div:last-child{border:0}.site-footer{display:block}.site-footer span{display:block;margin-top:5px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important}}

.flow-legend{position:absolute;z-index:3;left:clamp(16px,2.5%,30px);bottom:clamp(76px,13%,130px);display:flex;flex-direction:column;align-items:flex-start;gap:7px;white-space:nowrap;pointer-events:none}
.flow-legend span{display:flex;align-items:center;gap:5px;padding:6px 9px;border:1px solid rgba(206,225,210,.82);border-radius:999px;background:rgba(255,255,255,.86);box-shadow:0 4px 13px rgba(69,109,78,.07);color:#517669;font-size:10px;font-weight:700;transition:opacity .25s}
.flow-color{display:inline-block;width:6px;height:6px;border-radius:50%;background:#ffa45f;flex:none}.flow-color.capital{background:#7298ed}.flow-color.technology{background:#3bbdab}
.flow-legend b{font-size:10px;color:#317e72;font-weight:700;margin-left:1px}
@media(max-width:760px){.flow-legend{left:12px;bottom:54px;gap:4px}.flow-legend span{padding:5px 7px;font-size:9px;gap:4px}.flow-legend b{font-size:9px}}

.er-control{margin:14px 0 8px;padding:12px 13px 10px;background:#f5f8f4;border:1px solid #e2ebe2;border-radius:10px}
.er-control-head,.er-range,.er-readout{display:flex;align-items:center;justify-content:space-between;gap:6px}
.er-control-head{font-size:11px;font-weight:700;color:#557769}
.er-control-head output{font-size:17px;color:#2b8876;font-variant-numeric:tabular-nums}
.er-control input{width:100%;height:22px;margin:8px 0 2px;appearance:none;background:transparent;cursor:pointer;touch-action:manipulation}
.er-control input::-webkit-slider-runnable-track{height:5px;border-radius:10px;background:linear-gradient(90deg,#c9d9bd,#8cbaa8,#2c907f)}
.er-control input::-moz-range-track{height:5px;border-radius:10px;background:linear-gradient(90deg,#c9d9bd,#8cbaa8,#2c907f)}
.er-control input::-webkit-slider-thumb{appearance:none;width:17px;height:17px;margin-top:-6px;border:3px solid #fff;border-radius:50%;background:#258675;box-shadow:0 0 0 1px #439a81,0 2px 6px #7aa88b}
.er-control input::-moz-range-thumb{width:12px;height:12px;border:3px solid #fff;border-radius:50%;background:#258675;box-shadow:0 0 0 1px #439a81,0 2px 6px #7aa88b}
.er-range{font-size:9px;color:#99a99c;font-variant-numeric:tabular-nums}
.er-readout{flex-wrap:wrap;justify-content:flex-start;gap:5px 10px;border-top:1px solid #e2ebe2;margin-top:11px;padding-top:9px;font-size:9px;color:#749086}
.er-readout>span{display:inline-flex;align-items:center;gap:4px;white-space:nowrap}
.er-readout strong{margin-left:auto;color:#357c6c;font-size:10px;font-variant-numeric:tabular-nums;white-space:nowrap}
.er-swatch{display:inline-block;width:13px;height:3px;background:#4f9686;border-radius:2px}
.er-swatch.reference{height:0;border-top:2px dashed #b9a47b;background:none}
@media(max-width:1180px){.chart-panel-right .er-control{max-width:450px}}
@media(max-width:760px){.chart-panel-right .er-control{max-width:none}.er-control-head{font-size:12px}.er-readout{font-size:10px}}

/* 站点集成：返回首页与备案页脚 */
.back-home{color:#4f9988;text-decoration:none;border:1px solid #c8dbce;padding:7px 12px;border-radius:999px;background:#eef5ee}
.back-home:hover{background:#e3efe6}
.footer-beian{flex-basis:100%;text-align:left}
.footer-beian a{color:#8ba095}