@charset "UTF-8";
:root{--bg:#f5f7f0;--ink:#193d30;--muted:#647067;--line:#d7dfd1;--green:#214f3a;--lime:#d7f584;--white:#fff;--radius:7px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;-webkit-font-smoothing:antialiased;font-size:15px;line-height:1.8}a{color:inherit;text-decoration:none}button{font:inherit}a,button,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #1684ef;outline-offset:5px}img{display:block;max-width:100%;height:auto}button{cursor:pointer}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.32}h2{font-size:clamp(30px,3.1vw,44px);font-weight:600;letter-spacing:-1.5px}h3{font-size:21px;font-weight:600}.container{width:min(1200px,calc(100% - 96px));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link{position:absolute;z-index:100;left:20px;top:-100px;background:#fff;padding:12px 20px}.skip-link:focus{top:10px}.header{height:88px;border-bottom:1px solid var(--line);background:rgba(245,247,240,.97);position:sticky;top:0;z-index:30}.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:inline-flex;align-items:center;gap:12px;white-space:nowrap}.brand img{border-radius:9px;background:#fff;flex:none}.brand>span{font-size:19px;line-height:1.3;font-weight:650;letter-spacing:.4px}.brand-sub{display:block;font-size:11px;letter-spacing:3px;font-weight:400;margin-top:4px}.nav nav{display:flex;align-items:center;gap:32px;font-size:13px}.nav nav>a:hover{color:#317d4f}.nav-contact{border:1px solid #bed0bc;border-radius:5px;padding:9px 17px}.nav-contact span{margin-left:20px}.menu-toggle{display:none}.eyebrow{font-size:11px;letter-spacing:1.8px;line-height:1.5;font-weight:600;margin-bottom:24px}.hero{display:grid;grid-template-columns:1.05fr 1fr;gap:60px;padding-block:78px 70px;align-items:center}.hero .eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:1px}.eyebrow>span{width:6px;height:6px;border-radius:50%;background:#78a949}.hero h1{font-size:clamp(46px,5.1vw,70px);font-weight:570;letter-spacing:-3px;line-height:1.25}.serif{font-family:"Songti SC","STSong",serif;font-weight:500}.intro{font-size:15px;color:#5c6b5e;max-width:450px;line-height:2;margin-top:25px}.actions{display:flex;align-items:center;gap:30px;margin-top:33px}.button{display:inline-flex;align-items:center;gap:24px;padding:13px 22px;border-radius:var(--radius);font-size:13px;font-weight:600}.button.primary{background:var(--ink);color:#fff}.button.primary:hover{background:#326249}.text-link{font-size:13px;display:inline-flex;gap:18px;align-items:center;padding-bottom:4px;border-bottom:1px solid currentColor}.text-link:hover{color:#3d8b52}.hero-note{display:flex;align-items:center;gap:12px;margin-top:43px;font-size:10px;color:var(--muted);letter-spacing:1px}.note-line{height:1px;width:32px;background:#8ba081}.connection-visual{background:#e7eee1;border:1px solid #d7e1ce;border-radius:12px;padding:22px 28px 18px;position:relative;min-height:464px;overflow:hidden;background-image:radial-gradient(#b9cbb0 .8px,transparent .8px);background-size:18px 18px}.visual-top{display:flex;justify-content:space-between;gap:10px;align-items:center;font:9px/1.5 ui-monospace,monospace;color:#627e5f;letter-spacing:1px}.visual-top>span:first-child{display:flex;align-items:center;gap:6px}.visual-top i{width:5px;height:5px;display:block;border-radius:50%;background:#4b7d43}.node{display:flex;align-items:center;gap:13px;background:var(--bg);border:1px solid #c8d6bd;border-radius:7px;padding:14px 23px;width:max-content;margin:auto;position:relative;z-index:2}.node strong{font-size:13px;display:block}.node small{font-size:10px;color:#73836b;display:block}.top-node{margin-top:31px}.node-icon{font-size:25px;line-height:1}.connector{height:29px;border-left:1px solid #8ea883;width:1px;margin:auto}.hub{border-radius:8px;background:#234b36;color:#fff;display:flex;align-items:center;justify-content:center;gap:13px;padding:20px 18px;position:relative;z-index:2;box-shadow:0 10px 30px #2b512c20}.hub img{border-radius:10px;background:#fff;width:46px;height:46px}.hub strong{font-size:15px;font-weight:500;display:block}.hub small{display:block;font-size:9px;color:#bacfb2;margin-top:3px}.branch{height:32px;display:flex;justify-content:center;position:relative;width:55%;margin:auto;border-top:1px solid #8ea883;top:17px}.branch:before{content:"";height:17px;position:absolute;bottom:100%;border-left:1px solid #8ea883;left:50%}.branch>span{height:15px;border-left:1px solid #8ea883;position:absolute;top:0}.branch>span:first-child{left:0}.branch>span:last-child{right:0}.endpoints{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:15px}.endpoint{padding:12px 10px;background:var(--bg);border:1px solid #cbd9c1;border-radius:6px;text-align:center}.endpoint>span{font-size:20px;display:block;height:27px;line-height:1}.endpoint strong{font-size:12px;display:block;margin-top:5px}.endpoint small{font-size:9px;color:#6e8068;display:block}.code-note{background:#d5e2ca;display:flex;align-items:center;gap:12px;border-radius:4px;margin-top:20px;padding:9px 12px;font-size:10px}.code-label{font:9px ui-monospace,monospace;color:#4c6944}.code-note code{font-family:inherit;font-size:10px}.code-dot{width:5px;height:5px;background:#609b47;margin-left:auto;border-radius:50%}.connection-visual figcaption{font-size:9px;text-align:center;color:#677e5c;margin-top:11px}.principles{border-block:1px solid var(--line)}.principle-inner{display:flex;justify-content:space-between;gap:24px;padding-block:21px;font-size:12px}.principle-inner b{font-family:ui-monospace,monospace;font-size:10px;color:#7a8e6b;margin-right:13px;font-weight:400}.principle-inner a{color:#49633c;font-size:11px}.principle-inner a span{margin-left:25px}.section{padding-block:100px}.section-heading{display:grid;grid-template-columns:1fr 1fr;column-gap:90px;align-items:end}.section-heading>.eyebrow{grid-column:1/-1;margin-bottom:18px}.section-heading>p:last-child{color:var(--muted);font-size:14px;max-width:390px;justify-self:end}.capability-list{margin-top:45px;border-top:1px solid var(--line)}.capability-list article{display:grid;grid-template-columns:90px 1fr 80px;gap:28px;padding:30px 0;border-bottom:1px solid var(--line);align-items:start}.index{font:12px ui-monospace,monospace;color:#738269;padding-top:8px}.capability-list article p{font-size:13px;color:var(--muted);max-width:665px;line-height:1.9;margin-top:10px}.tags{display:flex;gap:18px;font-size:10px;color:#5e7555;margin-top:15px}.tags span:before{content:"·";margin-right:7px}.capability-glyph{font-size:42px;font-weight:300;line-height:1.2;justify-self:end;color:#9aa990}.cooperation{background:#e9eee3;border-block:1px solid #dce3d4}.cooperation-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:100px}.cooperation .muted{color:var(--muted);font-size:13px;max-width:340px;margin-top:25px;line-height:2}.cooperation .text-link{margin-top:27px}.accordion details{border-bottom:1px solid #c9d4c1;padding:21px 0}.accordion details:first-child{padding-top:0}.accordion summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;font-size:20px;font-weight:500}.accordion summary::-webkit-details-marker{display:none}.accordion summary small{display:block;font:9px/1.5 ui-monospace,monospace;letter-spacing:1px;color:#6b7e5e;margin-bottom:9px}.plus{font-size:23px;font-weight:300;transition:transform .2s}.accordion details[open] .plus{transform:rotate(45deg)}.accordion details>p{font-size:13px;line-height:2;color:#66765b;margin-top:18px;max-width:440px}.process{background:#1c3e2e;color:#fff}.process-heading{display:flex;justify-content:space-between;gap:50px;align-items:end}.process .eyebrow{color:#c7dfb0}.process-heading>p{font-size:13px;color:#aec1a2}.steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin:50px 0 0}.steps li{border-top:1px solid #4c6851;padding-top:23px}.steps li>span{font:12px ui-monospace,monospace;color:var(--lime)}.steps h3{margin-top:19px;font-size:19px}.steps p{font-size:12px;color:#b6c4ac;line-height:1.9;margin-top:12px;max-width:220px}.steps small{display:inline-block;color:#d7f584;font-size:10px;margin-top:22px}.steps small:before{content:"↳";margin-right:8px}.boundaries{display:grid;grid-template-columns:1fr 1.1fr;gap:100px}.boundary-list article{display:grid;grid-template-columns:30px 1fr;gap:4px 18px;margin-bottom:24px}.boundary-list article>span{grid-row:1/3;font-size:21px;line-height:1.4;color:#6f8d5c}.boundary-list h3{font-size:17px}.boundary-list p{font-size:12px;color:var(--muted);line-height:1.9}.boundary-list .text-link{margin-left:48px}.contact{background:#d7e8c1}.contact-top{display:flex;align-items:center;justify-content:space-between;gap:32px}.contact-top h2{font-size:clamp(32px,4vw,54px)}.contact-arrow{height:93px;width:93px;display:grid;place-items:center;background:var(--green);color:#e5f2d5;border-radius:50%;font-size:47px;font-weight:300;transition:transform .2s}.contact-arrow:hover{transform:rotate(10deg)}.contact-bottom{border-top:1px solid #afc49a;margin-top:45px;padding-top:28px;display:flex;justify-content:space-between;gap:25px;align-items:start}.contact-bottom small{font-size:10px;display:block;color:#5b7549;margin-bottom:6px}.email{font-size:clamp(18px,2.4vw,30px);display:block;letter-spacing:-.5px}.copy-email{border:0;border-bottom:1px solid #68854e;background:none;padding:1px 0;color:#476335;font-size:11px;margin-top:9px}.contact-bottom #copy-status{font-size:10px;margin-left:12px;color:#466d36}.contact-bottom address{font-style:normal;font-size:11px;line-height:2;color:#536d42}.contact-bottom address span{font-size:10px;color:#668356}.footer{background:#eff3e8;padding:35px 0 21px}.footer-main{display:flex;align-items:center;justify-content:space-between;gap:30px}.footer .brand>span{font-size:16px}.footer .brand-sub{font-size:9px}.footer nav{display:flex;gap:24px;font-size:11px;color:#5a6b4d}.footer nav a:hover{text-decoration:underline}.footer-legal{margin-top:28px;padding-top:17px;border-top:1px solid #d6dfcb;display:flex;justify-content:space-between;gap:15px;font-size:10px;color:#718164}.footer-legal a{text-decoration:underline;text-underline-offset:3px}
@media(min-width:1500px){.hero{padding-block:92px}.hero h1{font-size:74px}}
@media(max-width:1050px){.container{width:calc(100% - 64px)}.hero{gap:30px;padding-block:60px}.hero h1{font-size:55px}.connection-visual{padding-inline:20px}.actions{gap:20px;flex-wrap:wrap}.nav nav{gap:20px}.cooperation-grid,.boundaries{gap:50px}.section-heading{column-gap:40px}.section{padding-block:80px}.principle-inner{gap:15px}.principle-inner b{margin-right:5px}.principle-inner a span{margin-left:10px}}
@media(max-width:760px){html{scroll-padding-top:80px}.container{width:calc(100% - 40px)}.header{height:74px}.brand>span{font-size:17px}.brand img{width:39px;height:39px}.brand-sub{font-size:10px;letter-spacing:2px}.menu-toggle{display:flex;border:1px solid #bccbb0;background:transparent;padding:6px 11px;border-radius:4px;align-items:center;gap:12px;font-size:11px;color:var(--ink)}.menu-toggle>span:last-child{font-size:18px;line-height:1}.nav nav{display:none;position:absolute;top:73px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--line);padding:18px 20px;box-shadow:0 10px 15px #193d3008}.nav nav.is-open{display:flex;align-items:stretch;flex-direction:column;gap:8px}.nav nav a{padding:9px 8px}.nav nav .nav-contact{padding:9px 12px}.hero{grid-template-columns:1fr;gap:35px;padding-block:43px}.hero h1{font-size:clamp(46px,10vw,65px);letter-spacing:-2px}.hero .eyebrow{font-size:11px;margin-bottom:20px}.intro{font-size:14px;margin-top:20px;max-width:500px}.actions{margin-top:25px;gap:24px}.hero-note{margin-top:28px}.connection-visual{padding:20px;min-height:auto;max-width:550px;width:100%;margin-inline:auto}.node{padding:11px 22px}.top-node{margin-top:24px}.hub{padding:18px 14px}.endpoints{gap:14px}.connection-visual figcaption{font-size:9px}.principle-inner{display:grid;grid-template-columns:1fr 1fr;gap:12px 15px;font-size:10px;padding-block:18px}.principle-inner a{font-size:10px}.principle-inner b{margin-right:7px}.section{padding-block:60px}.section-heading{display:block}.section-heading>p:last-child{font-size:13px;margin-top:20px;max-width:500px}.eyebrow{font-size:10px;letter-spacing:1.2px;margin-bottom:18px}h2{font-size:31px;letter-spacing:-1px}.capability-list{margin-top:30px}.capability-list article{grid-template-columns:30px 1fr;gap:10px;padding-block:26px}.index{font-size:10px}.capability-glyph{display:none}.capability-list h3{font-size:19px}.capability-list article p{font-size:12px}.tags{gap:13px;font-size:9px;flex-wrap:wrap;margin-top:12px}.cooperation-grid,.boundaries{grid-template-columns:1fr;gap:35px}.cooperation .muted{max-width:none;margin-top:20px}.accordion summary{font-size:19px}.accordion details{padding-block:20px}.process-heading{display:block}.process-heading>p{margin-top:20px;font-size:12px}.steps{grid-template-columns:1fr 1fr;gap:30px 24px;margin-top:32px}.steps li{padding-top:15px}.steps h3{font-size:18px;margin-top:14px}.steps p{font-size:11px}.steps small{margin-top:17px;font-size:9px}.boundary-list article{gap:5px 12px;grid-template-columns:24px 1fr}.boundary-list .text-link{margin-left:36px}.contact-top{gap:12px;align-items:end}.contact-top h2{font-size:32px}.contact-arrow{width:57px;height:57px;flex:none;font-size:33px;margin-bottom:3px}.contact-bottom{flex-direction:column;gap:25px;margin-top:30px;padding-top:24px}.email{font-size:clamp(17px,5.2vw,28px);overflow-wrap:anywhere}.footer-main{align-items:start;flex-direction:column;gap:22px}.footer nav{gap:19px;font-size:10px;flex-wrap:wrap}.footer-legal{flex-direction:column;gap:6px;font-size:9px;margin-top:24px}.footer{padding-top:30px}.footer .brand img{width:35px;height:35px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}