:root{--navy:#031329;--surface:#0a2547;--gold:#d9a94f;--ivory:#f4f1ea;--muted:#b9c5d4;--line:#29405a;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:auto;scroll-padding-top:100px}body{margin:0;background:var(--navy);color:var(--ivory);font:16px/1.8 Arial,"Microsoft YaHei",sans-serif}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}a,button{transition:color .2s,background .2s}a:hover{color:var(--gold)}:focus-visible{outline:3px solid #e8bd73;outline-offset:5px}p{color:var(--muted);margin:0 0 1.4em}h1,h2,h3{line-height:1.35;font-weight:400;margin:0 0 .6em}html[lang=en] h1,html[lang=en] h2{font-family:Georgia,serif}h1{font-size:clamp(36px,4.4vw,66px);letter-spacing:-.025em}h2{font-size:clamp(26px,2.7vw,39px)}h3{font-size:21px}em{font-style:normal;color:#e8bd73}.wrap{width:min(var(--max),calc(100% - 96px));margin:auto}section.wrap{padding-top:88px;padding-bottom:88px}header{border-bottom:1px solid var(--line);background:#031329f5;position:sticky;top:0;z-index:10}.header-inner{max-width:1440px;padding:17px 40px;margin:auto;display:flex;align-items:center;gap:30px;justify-content:space-between}.brand img,footer img{object-fit:contain;width:220px;height:auto;display:block}.desktop-nav{display:flex;gap:24px;font-size:14px}.desktop-nav .active{color:var(--gold);border-bottom:1px solid var(--gold)}.header-actions{display:flex;gap:24px;align-items:center;font-size:13px}.header-cta{border:1px solid var(--gold);padding:7px 16px}.language{color:var(--gold)}.mobile-nav{display:none}.eyebrow{font-size:12px;letter-spacing:.18em;color:var(--gold);display:block;margin-bottom:24px}.hero{position:relative;background:linear-gradient(90deg,#031329 0%,#031329ed 30%,#03132929 100%),url('/assets/hero-earth-network-reference.jpg') right center/cover no-repeat;min-height:650px;border-bottom:1px solid var(--line)}.hero>.wrap{padding-top:92px}.hero h1{max-width:800px}.hero p{max-width:560px}.hero .hero-line{font:24px/1.5 Georgia,serif;color:var(--ivory);margin:20px 0}.hero .actions{margin-top:36px}.actions{display:flex;gap:16px;flex-wrap:wrap}.button{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:11px 25px;border:1px solid var(--gold);color:var(--ivory);background:transparent;cursor:pointer;font-size:14px}.button.gold{background:#dfb570;color:#101b2b}.button:hover{background:#f0cb8e;color:#101b2b}.hero-bottom{display:flex;justify-content:space-between;font-size:10px;letter-spacing:.14em;color:var(--muted);margin-top:74px;padding-bottom:24px}.section-title{margin-bottom:36px;max-width:860px}.section-title .eyebrow{margin-bottom:12px}.grid{display:grid;gap:24px}.four{grid-template-columns:repeat(4,1fr)}.three{grid-template-columns:repeat(3,1fr)}.five{grid-template-columns:repeat(5,1fr)}.sectors img{width:100%;height:auto;aspect-ratio:16/10;object-fit:cover;border:1px solid var(--line);margin-bottom:18px}.sectors a{position:relative}.sectors a>span{color:var(--gold);font-size:11px}.sectors h3{margin-top:9px}.sectors p{font-size:14px}.value-band{background:#081e37;border-block:1px solid var(--line)}.value-band .wrap{padding-block:70px}.text-card{border-top:1px solid var(--line);padding-top:24px}.number{font:italic 20px Georgia,serif;color:var(--gold);display:block;margin-bottom:24px}.text-card p{font-size:15px}.process{border-top:1px solid var(--line)}.process h3{font-size:18px}.editorial{display:grid;grid-template-columns:1fr 1.3fr;gap:80px;align-items:center}.large{font-size:20px;line-height:1.9}.mini-rule{height:1px;width:70px;background:var(--gold);margin:30px 0}.text-link{color:#e8bd73;border-bottom:1px solid #d9a94f66;padding-bottom:4px}.partner-panel{border-block:1px solid var(--line);background:linear-gradient(110deg,#102b48,#06182d)}section.partner-panel{padding:60px}.empty{border:1px solid var(--line);display:flex;align-items:center;gap:40px;padding:38px 46px}.empty p{margin:0;max-width:700px}.orbit{font:70px Georgia,serif;color:var(--gold)}.closing{border-top:1px solid var(--line)}.closing h2{max-width:850px}.closing .actions{margin:32px 0 22px}.closing p{margin:0}footer{border-top:1px solid var(--line);padding-block:40px 20px}.footer-top{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-bottom:40px}.footer-top p{font-size:13px;margin:0}.footer-top>div{display:flex;gap:24px;font-size:13px}.footer-bottom{border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;font-size:11px;color:var(--muted)}section.page-hero{padding-block:85px 60px;border-bottom:1px solid var(--line)}.page-hero h1{max-width:1050px;font-size:clamp(34px,4vw,56px)}.page-hero p{max-width:850px;margin:25px 0 0;font-size:18px}.sector-details>.editorial{padding-block:40px;scroll-margin-top:100px}.sector-details img{width:100%;height:auto}.path-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}.path{padding:20px;border:1px solid var(--line)}.path.selected{border-color:var(--gold);background:#102b48;color:#e8bd73}.contact-layout{display:grid;grid-template-columns:1fr 1.5fr;gap:70px}.notice{border-left:2px solid var(--gold);padding:18px 20px;background:#102b48;font-size:14px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}label{display:block;font-size:14px}.full{grid-column:1/-1}input:not([type=checkbox]),textarea{display:block;width:100%;padding:10px 12px;margin-top:7px;color:var(--ivory);background:#061b36;border:1px solid #617188;border-radius:0}fieldset{border:0;margin:0;padding:0;min-width:0}legend{font-size:22px;margin-bottom:16px}.hint{font-size:13px}.consent{display:flex;align-items:flex-start;gap:10px;margin:25px 0 15px}.consent input{margin-top:7px}fieldset:disabled{opacity:.65}.trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}button:disabled{cursor:not-allowed}.prose{max-width:850px}.prose h2{margin-top:32px}.skip{position:fixed;left:20px;top:-100px;background:var(--gold);color:var(--navy);padding:10px;z-index:30}.skip:focus{top:10px}@media(min-width:1600px){.hero{background-size:auto,cover}}@media(max-width:1150px){.desktop-nav{gap:15px;font-size:12px}.brand img{width:180px}.header-inner{gap:18px;padding-inline:24px}.header-cta{display:none}.four{grid-template-columns:repeat(2,1fr)}.five{grid-template-columns:repeat(3,1fr)}}@media(max-width:800px){.wrap{width:calc(100% - 40px)}section.wrap{padding-block:55px}.desktop-nav{display:none}.header-inner{padding:13px 20px;gap:18px}.header-actions{margin-left:auto}.brand img{width:170px}.mobile-nav{display:block;font-size:14px}.mobile-nav summary{cursor:pointer}.mobile-nav nav{position:absolute;left:0;right:0;top:100%;background:#061b36;padding:20px;display:grid;gap:14px;border-bottom:1px solid var(--gold)}.hero{min-height:610px;background-position:65% center;background-image:linear-gradient(90deg,#031329ef,#03132999),url('/assets/hero-earth-network-reference.jpg')}.hero>.wrap{padding-top:65px}.hero-bottom{font-size:9px;margin-top:50px}.hero-bottom span:last-child{display:none}.three,.five{grid-template-columns:1fr}.grid{gap:28px}.editorial,.contact-layout{grid-template-columns:1fr;gap:30px}.large{font-size:17px}.value-band .wrap{padding-block:50px}.partner-panel.wrap{padding:35px 24px}.empty{padding:26px;gap:20px;align-items:flex-start}.orbit{font-size:40px}.footer-top{flex-direction:column;align-items:flex-start;gap:22px}.footer-bottom{gap:20px;flex-wrap:wrap}.path-tabs{grid-template-columns:1fr;gap:10px}.path{padding:12px 16px}.sector-details>.editorial{padding-block:25px}.form-grid{grid-template-columns:1fr}.page-hero h1{font-size:36px}}@media(max-width:450px){.four{grid-template-columns:1fr 1fr;gap:20px 14px}.sectors h3{font-size:17px}.sectors p{font-size:13px}.actions{flex-direction:column;align-items:stretch}.hero h1{font-size:36px}.hero-line{font-size:21px!important}.empty{flex-direction:column}.brand img{width:155px}.header-inner{gap:12px}.footer-top>div{gap:18px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}


/* Five reserved portraits, with approved identity data only. */
.home-team{border-top:1px solid var(--line)}
.team-intro{margin-bottom:36px}
.team-intro h2{max-width:800px}
.team-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px}
.team-member{min-width:0}
.team-portrait,.team-photo-slot{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;object-position:center top;display:block}
.team-photo-slot{background:#091e35;border:1px solid var(--line);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:26px;color:var(--muted);font-size:12px}
.portrait-outline{width:54px;height:54px;border:1px solid #64768a;border-radius:50%;position:relative;margin-bottom:36px}
.portrait-outline:after{content:'';position:absolute;top:66px;left:-19px;width:90px;height:36px;border:1px solid #64768a;border-bottom:0;border-radius:50px 50px 0 0}
.team-member-info{padding-top:20px}
.team-member h3{font:24px/1.35 Georgia,serif;margin-bottom:7px}
.team-role{font-size:13px;color:#e8bd73;margin-bottom:14px}
.team-linkedin{font-size:13px}
.team-reserved{display:flex;justify-content:space-between;color:var(--muted);font-size:13px;margin:0}
.team-reserved span{color:var(--gold);font-family:Georgia,serif}
@media(max-width:1000px){.team-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:600px){.team-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 18px}.team-member h3{font-size:22px}.team-photo-slot{font-size:11px}}

/* Concise homepage and editorial case studies. */
.home-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;border-top:1px solid var(--line)}
.home-link{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding:16px 0;font-size:20px}
body:has(.hero) section.wrap{padding-top:64px;padding-bottom:64px}
body:has(.hero) .sectors p{display:none}
body:has(.hero) .hero{min-height:590px}
body:has(.hero) .hero>.wrap{padding-top:70px}
body:has(.hero) .hero-bottom{margin-top:45px}
.case-empty{padding:54px;border:1px solid var(--line);max-width:940px}
.case-empty h2{max-width:740px}
.case-empty p{max-width:670px}
.case-study{padding-block:36px;border-top:1px solid var(--line)}
.case-study dl{margin:32px 0 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}
.case-study dt{color:var(--gold);font-size:14px;margin-bottom:12px}
.case-study dd{margin:0;color:var(--muted);white-space:pre-line}
@media(min-width:1151px){.desktop-nav{gap:18px;font-size:13px}}
@media(max-width:800px){.home-links{grid-template-columns:1fr;gap:12px}.case-empty{padding:30px 24px}.case-study dl{grid-template-columns:1fr;gap:24px}body:has(.hero) section.wrap{padding-top:44px;padding-bottom:44px}}

/* Homepage network motion: decorative, no third-party scripts or live-data claims. */
.hero{overflow:hidden;isolation:isolate}
.hero>.wrap{position:relative;z-index:2}
.hero-network{position:absolute;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.network-grid{position:absolute;inset:0 0 0 38%;opacity:.15;background-image:linear-gradient(#8ac6e322 1px,transparent 1px),linear-gradient(90deg,#8ac6e322 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(90deg,transparent,#000);transform:perspective(700px) rotateX(22deg) scale(1.15)}
.network-map{position:absolute;height:100%;width:80%;right:-5%;bottom:-8%;opacity:.7}
.network-ring{stroke:#b9dbeb;stroke-width:.7;stroke-dasharray:3 12;transform-origin:650px 430px;animation:orbit-drift 70s linear infinite}
.network-ring.secondary{stroke:#d9a94f;opacity:.45;animation-direction:reverse;animation-duration:95s}
.network-tracks path{stroke:#b7ddeb;stroke-width:.8;opacity:.3}
.network-flows path{stroke:#efc885;stroke-width:1.7;stroke-dasharray:12 800;stroke-linecap:round;animation:network-flow 9s linear infinite}
.network-flows path:nth-child(2){animation-delay:-3s;stroke:#bce9ff}
.network-flows path:nth-child(3){animation-delay:-6s;animation-duration:12s}
.network-nodes circle{fill:#f4d49c}
.network-nodes .node-pulse{fill:none;stroke:#f4d49c;stroke-width:1;transform-box:fill-box;transform-origin:center;animation:node-breathe 4s ease-out infinite}
.network-nodes .delayed{animation-delay:-2s}
.network-caption{position:absolute;right:7%;bottom:90px;font:10px/2 Arial,sans-serif;letter-spacing:.22em;color:#c9dfeb;opacity:.65}
.motion-control{position:absolute;right:28px;top:22px;z-index:3;border:1px solid #91a7be55;background:#03132999;color:#b9c5d4;font:11px Arial,"Microsoft YaHei",sans-serif;padding:8px 12px;cursor:pointer;letter-spacing:.04em}
.motion-control:hover{border-color:var(--gold);color:var(--ivory)}
.motion-paused .hero-network *{animation-play-state:paused!important}
.motion-paused .hero .eyebrow:before{animation-play-state:paused}
.hero .eyebrow:before{content:'';display:inline-block;width:6px;height:6px;margin-right:12px;background:#e8bd73;border-radius:50%;vertical-align:2px;animation:signal-breathe 4s ease-in-out infinite}
.sectors a img{transition:transform .6s ease,border-color .4s ease}
.sectors a:hover img{transform:translateY(-5px);border-color:#d9a94f99}
.home-link{transition:color .3s,border-color .3s}
.home-link:hover{border-color:var(--gold)}
@keyframes network-flow{from{stroke-dashoffset:810}to{stroke-dashoffset:0}}
@keyframes orbit-drift{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes node-breathe{0%{transform:scale(.5);opacity:0}25%{opacity:.8}100%{transform:scale(2.8);opacity:0}}
@keyframes signal-breathe{0%,100%{opacity:.4}50%{opacity:1}}
@media(max-width:800px){.network-map{width:130%;right:-40%;opacity:.38}.network-grid{inset:0;opacity:.1}.network-caption{display:none}.motion-control{top:15px;right:20px}.hero .eyebrow{font-size:10px;letter-spacing:.12em}}
@media(prefers-reduced-motion:reduce){.hero-network *,.hero .eyebrow:before{animation:none!important}.motion-control{display:none}.sectors a:hover img{transform:none}}


/* 富文本正文（后台文章正文使用） */
.prose h2{margin-top:40px;margin-bottom:16px}
.prose h3{margin-top:28px;margin-bottom:12px}
.prose ul,.prose ol{margin:0 0 1.4em;padding-left:24px;color:var(--muted)}
.prose li{margin-bottom:8px}
.prose blockquote{margin:24px 0;padding:16px 20px;border-left:2px solid var(--gold);background:#102b48;color:var(--ivory)}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{max-width:100%;height:auto;margin:24px 0;display:block}
.prose a{color:#e8bd73;border-bottom:1px solid #d9a94f66}

/* hero 背景图：后台上传的首页图片作为网络动画层的背景，svg 始终保留在最上层 */
.hero.has-image{background-image:none;background-color:#031329}
.network-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center right;z-index:0}
.hero.has-image .hero-network::after{content:'';position:absolute;inset:0;z-index:1;pointer-events:none;background:linear-gradient(90deg,#031329 0%,#031329d9 36%,#0313291a 100%)}
.hero-network .network-grid,.hero-network .network-map,.hero-network .network-caption{z-index:2}
@media (max-width:800px){.network-bg{object-position:65% center}}