/* Shared typography and navigation, loaded after the legacy theme. */
html{font-size:16px}
body{font-family:Inter,"Avenir Next","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6}
body.silicon .site-header,body.silicon .detail-header{
  display:flex;height:80px;gap:14px;padding-inline:clamp(20px,3vw,56px);align-items:center;
}
.site-header .brand{flex:0 0 auto;gap:10px;margin-right:auto;min-width:0}
.site-header .logo-crop{width:48px;height:48px;border-radius:12px}
.site-header .brand strong{font-size:19px;line-height:1.25;letter-spacing:0}
.site-header .brand small{font-size:10px;line-height:1.5;letter-spacing:.08em;margin-top:3px}
body.silicon .site-header nav{display:flex;flex:0 1 auto;align-items:center;gap:clamp(10px,1.05vw,18px);min-width:0}
body.silicon .site-header nav a{font-size:13px;line-height:1.4;letter-spacing:0;padding:10px 0;font-weight:600;white-space:nowrap}
.site-header .header-login,.site-header .lang-switch,.site-header .header-cta{flex:0 0 auto;width:auto;min-width:0;height:38px;padding:0 14px;border-radius:20px;font-size:12px;line-height:1;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap}
.site-header .lang-switch{min-width:48px;border:1px solid #bfd5c8;background:#fff;color:#28634c}
.site-header .header-cta{display:none}
body.silicon .hero{min-height:620px;padding:70px clamp(24px,6vw,96px) 86px;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:48px}
body.silicon .hero h1{font-size:clamp(44px,4.5vw,68px);line-height:1.15;letter-spacing:-.035em;max-width:680px}
body.silicon .hero h2{font-size:clamp(22px,2vw,30px);line-height:1.4;margin-top:22px}
body.silicon .hero h2{font-family:Inter,"Avenir Next","PingFang SC",sans-serif;font-weight:650;letter-spacing:-.015em}
body.silicon .hero-lead{font-size:16px;line-height:1.85;max-width:62ch}
body.silicon .network-map{min-height:0;height:clamp(340px,34vw,480px)}
.section h2,.kb-hero h1,.manual-hero h1{line-height:1.2;letter-spacing:-.025em}
.section h2{font-size:clamp(30px,3vw,44px)}
.section-head p,.cards p,.manual-lead{line-height:1.8}
.kb-header,.manual-header{gap:14px;height:auto;min-height:76px;padding-block:12px;flex-wrap:wrap}
.kb-header-actions,.manual-actions{display:flex;gap:7px;align-items:center;flex-wrap:wrap}
.manual-header>span{position:static;transform:none;flex:1;text-align:center;font-size:13px}
.language-toggle{display:inline-flex!important;align-items:center;justify-content:center;min-width:48px;min-height:36px;padding:0 12px;border:1px solid #bfd5c8;border-radius:20px;color:#28634c;background:#fff;font-size:12px;font-weight:650;white-space:nowrap;cursor:pointer}
.language-toggle:focus-visible,.lang-switch:focus-visible{outline:2px solid #407a56;outline-offset:3px}
html[lang=en] body{letter-spacing:0}
html[lang=en] .site-header .brand strong{font-size:17px}
html[lang=en] .site-header .brand small{letter-spacing:.035em}
html[lang=en] body.silicon .hero h1{font-size:clamp(40px,4.1vw,62px);line-height:1.13;letter-spacing:-.04em;max-width:20ch}
html[lang=en] .hero h1 span,html[lang=en] .hero h1 em{display:inline}
html[lang=en] .hero h2{font-size:clamp(20px,1.8vw,27px);max-width:31ch}
html[lang=en] .eyebrow{letter-spacing:.09em;font-size:11px;line-height:1.6}
html[lang=en] .hero-lead{line-height:1.75;font-size:15px}
html[lang=en] .section h2{max-width:26ch}
html[lang=en] .knowledge-card h3{font-size:21px;line-height:1.3}
html[lang=en] .knowledge-card-copy p{font-size:12px;line-height:1.7}
html[lang=en] .knowledge-links a{line-height:1.5}
html[lang=en] .manual-hero h1{font-size:clamp(36px,4.8vw,60px);max-width:24ch}
html[lang=en] .manual-title h2{font-size:clamp(28px,3.6vw,42px)}
html[lang=en] .manual-card h3{font-size:19px;line-height:1.4}
html[lang=en] .manual-card>p{min-height:0}
html[lang=en] .detail-content h1{font-size:clamp(36px,4.6vw,64px);line-height:1.15;max-width:23ch}
.detail-main{grid-template-columns:minmax(220px,.25fr) minmax(0,1fr)}
.detail-rail,.detail-content,.detail-grid{min-width:0}
.detail-rail nav{max-width:100%;min-width:0}
html[lang=en] .brand-mark{font-size:17px}
.source-language-note{font-size:11px;color:#65776d;line-height:1.6;margin:0}
.manual-footer,.kb-footer{flex-wrap:wrap}
.manual-footer .source-language-note,.kb-footer .source-language-note{flex-basis:100%;grid-column:1/-1;color:#bfd1c8}
.tcl-result-list,.tcl-model-grid,.tcl-result-list article,.tcl-model-grid article{min-width:0}
.tcl-result-list article,.tcl-model-grid article{overflow-wrap:anywhere}
.tcl-result-list{grid-template-columns:repeat(3,minmax(0,1fr))}
.tcl-model-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
@media(max-width:980px){.tcl-result-list{grid-template-columns:repeat(2,minmax(0,1fr))}.tcl-model-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media(max-width:650px){.tcl-result-list{grid-template-columns:minmax(0,1fr)}.tcl-model-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:1400px){body.silicon .site-header nav{gap:11px}.site-header .brand strong{font-size:17px}body.silicon .site-header nav a{font-size:12px}}
@media(max-width:1180px){
  body.silicon .site-header:not(.detail-header) .mobile-menu{display:block;flex:0 0 auto;font-size:22px}
  body.silicon .site-header:not(.detail-header) nav{display:none;position:absolute;left:20px;right:20px;top:79px;padding:16px;flex-direction:column;align-items:stretch;gap:0;border:1px solid #d7e4dc;border-radius:16px;background:#fff;max-height:calc(100vh - 110px);overflow:auto;box-shadow:0 16px 40px #173f4f16}
  body.silicon .site-header:not(.detail-header) nav.open{display:flex}
  body.silicon .site-header:not(.detail-header) nav a{font-size:14px;padding:11px 10px}
}
@media(max-width:760px){
  .detail-main{grid-template-columns:minmax(0,1fr)}
  body.silicon .site-header,body.silicon .detail-header{height:68px;padding-inline:14px;gap:8px}
  .site-header .logo-crop{width:38px;height:38px}.site-header .brand strong,html[lang=en] .site-header .brand strong{font-size:14px}.site-header .brand small{font-size:8px;display:block}
  .site-header .header-login,.site-header .lang-switch{display:inline-flex!important;height:34px;padding-inline:10px;font-size:11px}
  body.silicon .site-header:not(.detail-header) nav{top:67px;left:12px;right:12px}
  body.silicon .hero{padding:46px 20px 58px;grid-template-columns:1fr;gap:28px}
  body.silicon .hero h1,html[lang=en] body.silicon .hero h1{font-size:clamp(37px,8vw,52px);max-width:22ch;letter-spacing:-.035em;line-height:1.15}
  body.silicon .hero h2{font-size:22px}.hero .actions{flex-wrap:wrap;gap:10px}.hero .btn{font-size:13px;padding-inline:16px}
  .manual-header,.kb-header{padding-inline:12px;gap:8px}.manual-header>span{display:none}.manual-actions{margin-left:auto;gap:5px}.manual-actions a{font-size:10px}.language-toggle{font-size:10px;min-height:32px;padding-inline:9px}
  .kb-header-actions .kb-login,.kb-header-actions .kb-admin{font-size:10px;padding-inline:9px}
  html[lang=en] .kb-brand small{max-width:25ch;line-height:1.4}.kb-header-actions{margin-left:auto}
  .manual-hero{padding-top:42px}.manual-jumps{gap:20px}.manual-jumps a{font-size:11px}
}
@media(min-width:761px) and (max-width:900px){.detail-main{grid-template-columns:minmax(0,1fr)}}
@media(max-width:390px){.site-header .brand small{display:none}.site-header .brand{gap:6px}.site-header .header-login,.site-header .lang-switch{padding-inline:8px}.site-header .logo-crop{width:32px;height:32px}.kb-header-actions{width:100%;justify-content:flex-end}.manual-actions{width:100%;justify-content:flex-end}}
.ecosystem-panel .ecosystem-heading{display:flex;flex-direction:column;gap:5px;margin-bottom:16px}
.ecosystem-heading>strong{font-size:19px;color:#173f4f}.ecosystem-heading>span{font-size:11px;color:#65776d;line-height:1.5}
body.silicon .network-map.ecosystem-panel{height:auto;min-height:0;width:100%;max-width:none;border-radius:24px;padding:22px;background:rgba(255,255,255,.56);border:1px solid rgba(255,255,255,.8);box-shadow:0 20px 60px #173f4f0a}
.ecosystem-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.ecosystem-card{min-width:0;padding:14px;background:#ffffffb8;border:1px solid #d4e5dc;border-radius:14px}
.ecosystem-card h3{margin:0;display:flex;flex-direction:column;gap:4px;line-height:1.35}.ecosystem-card h3 strong{font-size:14px;color:#245d52;overflow-wrap:anywhere}.ecosystem-card h3 span{font-size:11px;color:#65776d;font-weight:500}
.ecosystem-card p{font-size:11px;line-height:1.7;color:#52685e;margin:9px 0 0}
.ecosystem-ai{grid-column:1/-1;background:linear-gradient(135deg,#245d52,#173f4f);border:0}.ecosystem-ai h3 strong{color:#fff}.ecosystem-ai h3 span{color:#bde1cd}
.ecosystem-ai ul{margin:14px 0 0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px 14px}.ecosystem-ai li{display:flex;flex-direction:column;gap:2px;font-size:10px;color:#bde1cd;line-height:1.45}.ecosystem-ai li b{font-size:12px;color:#fff;font-weight:600}
body.silicon .hero:has(.ecosystem-panel){grid-template-columns:1.08fr 1fr;align-items:center}
@media(max-width:1000px){body.silicon .hero:has(.ecosystem-panel){grid-template-columns:1fr}.ecosystem-panel{margin-top:12px}}
@media(max-width:560px){body.silicon .network-map.ecosystem-panel{padding:16px}.ecosystem-grid{gap:8px}.ecosystem-card{padding:12px}.ecosystem-card h3 strong{font-size:13px}}
.ecosystem-section{padding:20px clamp(20px,6vw,88px) 76px;background:#f3f8f5}
.ecosystem-section .ecosystem-panel{max-width:1200px;margin:0 auto}
.ecosystem-section .ecosystem-heading{margin-bottom:18px}
.ecosystem-section .ecosystem-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.ecosystem-section .ecosystem-ai{grid-column:1/-1}
.ecosystem-section .ecosystem-ai ul{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px 20px}
.ecosystem-section .ecosystem-card{padding:20px}
.ecosystem-section .ecosystem-card h3 strong{font-size:17px}
.ecosystem-section .ecosystem-card h3 span,.ecosystem-section .ecosystem-card p,.ecosystem-section .ecosystem-ai li{font-size:13px;line-height:1.6}
.ecosystem-section .ecosystem-ai li b{font-size:14px}
.ecosystem-section .ecosystem-heading>span{font-size:13px}
.ecosystem-section .ecosystem-card p{margin-top:8px}
body.silicon .hero h2{line-height:1.35;margin-top:18px;font-size:clamp(22px,2.1vw,28px)}
@media(max-width:760px){.ecosystem-section{padding:20px 20px 48px}.ecosystem-section .ecosystem-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.ecosystem-section .ecosystem-ai ul{grid-template-columns:repeat(2,minmax(0,1fr))}.ecosystem-section .ecosystem-card{padding:16px}.ecosystem-section .ecosystem-card h3 strong{font-size:15px}}
.tool-orbit .orbit-tool{position:absolute;transform:translate(-50%,-50%);width:116px;padding:8px 6px;text-align:center;border:1px solid #cde3d7;border-radius:13px;background:#f8fcf9e8;box-shadow:0 8px 24px #245d5209;z-index:2;line-height:1.4}
.orbit-tool b,.orbit-tool span{display:block}.orbit-tool b{font-size:12px;color:#245d52;font-weight:650}.orbit-tool span{font-size:10px;color:#65776d;margin-top:2px}
.orbit-tool i{display:block;margin:0 auto 6px;width:8px;height:8px;border-radius:50%;background:#67cda2;box-shadow:0 0 0 5px #67cda220;animation:node-pulse 2.8s ease-in-out infinite}
.orbit-1{left:50%;top:6%}.orbit-2{left:84%;top:23%}.orbit-3{left:91%;top:59%}.orbit-4{left:69%;top:89%}.orbit-5{left:31%;top:89%}.orbit-6{left:9%;top:59%}.orbit-7{left:16%;top:23%}
.orbit-2 i,.orbit-5 i{animation-delay:.7s}.orbit-3 i,.orbit-6 i{animation-delay:1.4s}
body.silicon .tool-orbit .map-stat{right:auto;left:50%;bottom:auto;top:67%;transform:translateX(-50%);padding:6px 12px;text-align:center;z-index:3}.tool-orbit .map-stat strong{font-size:20px!important}.tool-orbit .map-stat span{font-size:9px}
@media(max-width:560px){body.silicon .network-map.tool-orbit{height:390px;width:100%}.tool-orbit .orbit-tool{width:100px;padding:7px 3px}.orbit-tool b{font-size:11px}.orbit-tool span{font-size:9px}.orbit-2{left:81%}.orbit-3{left:85%}.orbit-6{left:15%}.orbit-7{left:19%}}
@media(prefers-reduced-motion:reduce){.orbit-tool i{animation:none}}
.ecosystem-section{padding-top:24px;padding-bottom:40px}
.ecosystem-section .ecosystem-heading{gap:6px;margin-bottom:16px}
.ecosystem-section .ecosystem-heading>strong{font-size:22px;line-height:1.35}
.ecosystem-section .ecosystem-card h3 span,.ecosystem-section .ecosystem-card p,.ecosystem-section .ecosystem-ai li,.ecosystem-section .ecosystem-heading>span{font-size:14px;line-height:1.55}
.ecosystem-section .ecosystem-card{padding:18px}
.ecosystem-section .ecosystem-card h3{gap:5px}
.ecosystem-section .ecosystem-card p{margin:8px 0 0}
.tool-orbit .orbit-tool span{font-size:11px;line-height:1.45}
body.silicon .tool-orbit .network-core small{font-size:10px;line-height:1.45;max-width:140px}
@media(max-width:760px){.ecosystem-section{padding-top:20px;padding-bottom:32px}.ecosystem-section .ecosystem-card h3 span,.ecosystem-section .ecosystem-card p,.ecosystem-section .ecosystem-ai li,.ecosystem-section .ecosystem-heading>span{font-size:13px}.ecosystem-section .ecosystem-card{padding:15px}.tool-orbit .orbit-tool span{font-size:10px}}

/* A calm 14 / 22 / 36 type scale and a continuous, non-overlapping section flow. */
body.silicon .ecosystem-section{padding-bottom:24px}
body.silicon .metrics{width:calc(100% - 2 * clamp(20px,6vw,88px));max-width:1200px;margin:0 auto;box-shadow:0 12px 32px #173f4f0c;scroll-margin-top:100px}
body.silicon .metrics article{min-height:104px;padding:18px 12px}
body.silicon .metrics strong{font-size:32px;line-height:1.2;letter-spacing:-.025em}
body.silicon .metrics sup{font-size:11px;letter-spacing:0}
body.silicon .metrics span{font-size:13px;line-height:1.5;margin-top:8px}
body.silicon .metrics .overview-detail-link{font-size:12px;margin:8px 0 16px}
body.silicon .section{padding:64px clamp(20px,6vw,88px)}
body.silicon .section h2{font-size:clamp(28px,2.35vw,36px);line-height:1.35;letter-spacing:-.025em;font-weight:650;text-wrap:balance}
body.silicon .section .section-head{max-width:760px}
body.silicon .section .section-head>p:last-child{font-size:14px;line-height:1.7;margin:16px 0 0}
body.silicon .section .eyebrow{font-size:11px;line-height:1.5;margin-bottom:14px}
body.silicon .section .cards,body.silicon .section .roadmap-grid,body.silicon .section .news-grid{margin-top:28px}
body.silicon .section .cards h3,body.silicon .roadmap-grid h3,body.silicon .news-grid h3{font-size:22px;line-height:1.4}
.ecosystem-section .ecosystem-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
.ecosystem-section .ecosystem-card{grid-column:span 2}
.ecosystem-section .ecosystem-ai{grid-column:1/-1}
.ecosystem-section .ecosystem-card:nth-last-child(-n+2){grid-column:span 3}
@media(max-width:760px){
  body.silicon .metrics{width:calc(100% - 40px);scroll-margin-top:88px}
  body.silicon .metrics article{min-height:94px;padding:16px 10px}
  body.silicon .metrics strong{font-size:28px}
  body.silicon .metrics span{font-size:12px}
  body.silicon .section{padding:40px 20px}
  body.silicon .section h2{font-size:28px}
  body.silicon .section .cards h3,body.silicon .roadmap-grid h3,body.silicon .news-grid h3{font-size:20px}
  .ecosystem-section .ecosystem-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .ecosystem-section .ecosystem-card,.ecosystem-section .ecosystem-card:nth-last-child(-n+2){grid-column:auto}
  .ecosystem-section .ecosystem-ai{grid-column:1/-1}
  .ecosystem-section .ecosystem-card:last-child{grid-column:1/-1}
}

/* Lightweight ambient motion: no video downloads and no layout movement. */
.tool-orbit .map-grid{animation:orbit-drift 48s linear infinite}
.tool-orbit .map-grid:before{border-style:dashed;animation:orbit-drift 38s linear infinite reverse}
.tool-orbit:before{content:"";position:absolute;inset:30%;border:1px solid #67cda24d;border-radius:50%;animation:signal-wave 7s ease-out infinite;pointer-events:none}
.ecosystem-ai{position:relative;overflow:hidden;isolation:isolate}
.ecosystem-ai:before{content:"";position:absolute;inset:-100% -50%;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 25% 40%,#80dcb13b,transparent 48%);animation:ambient-light 16s ease-in-out infinite alternate}
.ecosystem-card{transition:border-color .25s ease,box-shadow .25s ease}
@media(hover:hover){.ecosystem-card:hover{border-color:#93bba5;box-shadow:0 10px 28px #245d5210}}
.motion-enter{animation:card-arrive .65s cubic-bezier(.22,1,.36,1) both;animation-delay:var(--motion-delay,0ms)}
@keyframes orbit-drift{to{transform:rotate(360deg)}}
@keyframes signal-wave{0%{transform:scale(.7);opacity:0}20%{opacity:.6}100%{transform:scale(2.2);opacity:0}}
@keyframes ambient-light{from{transform:translateX(-8%)}to{transform:translateX(16%)}}
@keyframes card-arrive{from{opacity:.25;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){
  .tool-orbit .map-grid,.tool-orbit .map-grid:before,.tool-orbit:before,.ecosystem-ai:before,.motion-enter{animation:none}
  .ecosystem-card{transition:none}
}

/* Safe image frames and orbit geometry across phones, tablets and desktops. */
.platform-visual{position:relative;z-index:1;min-width:0;display:flex;flex-direction:column;align-items:center;gap:16px}
body.silicon .network-map.tool-orbit{width:100%;max-width:540px;height:450px;margin:0 auto;order:0}
.tool-orbit .orbit-tool{width:116px}
.tool-orbit .orbit-1{left:50%;top:12%}
.tool-orbit .orbit-2{left:82%;top:24%}
.tool-orbit .orbit-3{left:85%;top:58%}
.tool-orbit .orbit-4{left:69%;top:88%}
.tool-orbit .orbit-5{left:31%;top:88%}
.tool-orbit .orbit-6{left:15%;top:58%}
.tool-orbit .orbit-7{left:18%;top:24%}
.platform-stat{display:flex;align-items:center;justify-content:center;gap:10px;padding:9px 18px;border:1px solid #cde3d7;border-radius:14px;background:#f8fcf9c9;color:#52685e;line-height:1.4;max-width:100%;text-align:left}
.platform-stat strong{font-size:24px;line-height:1;font-weight:650;color:#245d52}
.platform-stat span{font-size:12px}
body.silicon .visual-story{grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr)}
body.silicon .founder{grid-template-columns:minmax(0,.78fr) minmax(0,1.22fr)}
.story-copy,.flywheel-copy,.founder>div,.wechat-copy,.store-panel{min-width:0}
body.silicon .visual-story .story-copy h2{font-size:clamp(28px,2.35vw,36px);line-height:1.35;letter-spacing:-.025em}
body.silicon .story-image{width:100%;min-height:0;aspect-ratio:4/3;max-height:480px}
body.silicon .city-cards{margin-top:28px;gap:18px}
body.silicon .brand-logos{margin-top:28px;gap:18px}
.story-image img,.city-cards img,.founder-photo img{display:block;max-width:100%}
.brand-logos .brand-logo{margin:0;overflow:hidden;transform:none}
.ecosystem-grid>.ecosystem-card{min-width:0;overflow-wrap:anywhere}
@media(max-width:1180px){
  body.silicon .hero{grid-template-columns:minmax(0,1fr)}
  body.silicon .hero-copy{max-width:760px}
  body.silicon .hero .platform-visual{width:100%;max-width:540px;margin:0 auto}
}
@media(max-width:1050px){
  body.silicon .visual-story,body.silicon .founder,body.silicon .wechat-follow{grid-template-columns:minmax(0,1fr);gap:32px}
  body.silicon .story-image{max-width:680px;margin-inline:auto}
  body.silicon .story-copy{max-width:none}
}
@media(max-width:760px){
  body.silicon .network-map.tool-orbit{height:410px}
  .tool-orbit .orbit-tool{width:100px}
  body.silicon .tool-orbit .network-core{width:126px!important;height:126px!important}
  body.silicon .tool-orbit .network-core small{max-width:110px;font-size:9px!important}
  body.silicon .city-cards,body.silicon .brand-logos{gap:14px}
  body.silicon .visual-story .story-copy h2{font-size:28px}
  .ecosystem-section .ecosystem-grid{gap:14px}
}
@media(max-width:560px){
  body.silicon .network-map.tool-orbit{height:390px}
  .tool-orbit .orbit-tool{width:100px;min-height:64px}
  body.silicon .tool-orbit .network-core{width:118px!important;height:118px!important}
  .platform-stat{gap:9px;padding:8px 14px}
}
@media(max-width:360px){
  .tool-orbit .orbit-tool{width:80px;min-height:68px;padding-inline:3px}
  .tool-orbit .orbit-tool b{font-size:10px}
  .tool-orbit .orbit-tool span{font-size:9px}
  body.silicon .tool-orbit .network-core{width:100px!important;height:100px!important}
  body.silicon .tool-orbit .network-core small{max-width:90px;font-size:8px!important}
  .ecosystem-section .ecosystem-grid{grid-template-columns:minmax(0,1fr)}
}
@media(max-width:390px){
  body.silicon .site-header{gap:6px}
  .site-header .brand{flex:1 1 0;min-width:0}
  .site-header .brand>span:last-child{min-width:0;max-width:100%}
  .site-header .brand strong,html[lang=en] .site-header .brand strong{font-size:12px;white-space:normal;line-height:1.25}
  .site-header .logo-crop{flex:0 0 32px}
}