@font-face{font-family:'DM Sans';src:url('assets/DMSans.ttf') format('truetype');font-weight:100 1000;font-display:swap}
@font-face{font-family:Newsreader;src:url('assets/Newsreader.ttf') format('truetype');font-weight:200 800;font-display:swap}
@font-face{font-family:'IBM Plex Mono';src:url('assets/IBMPlexMono-Regular.ttf') format('truetype');font-weight:400;font-display:swap}
:root{--ink:#292c28;--paper:#f4efe5;--plum:#261d25;--line:#d6d5cd;--muted:#596159;--ui:'DM Sans','PingFang SC','Microsoft YaHei',sans-serif;--display:Newsreader,'Songti SC',serif}
*{box-sizing:border-box;letter-spacing:0}
html{scroll-behavior:smooth;scroll-padding-top:128px}
body{margin:0;color:var(--ink);font-family:var(--ui);background:var(--paper);-webkit-font-smoothing:antialiased}
button,a{-webkit-tap-highlight-color:transparent}
button{font:inherit;color:inherit;cursor:pointer}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button:focus-visible,a:focus-visible{outline:2px solid #a62550;outline-offset:5px}
[hidden]{display:none!important}
.skip-link{position:fixed;left:20px;top:-80px;z-index:200;padding:14px;background:#fff}
.skip-link:focus{top:16px}
.masthead{position:fixed;top:24px;left:0;right:0;width:min(820px,calc(100% - 48px));margin:auto;z-index:50;background:rgba(255,254,250,.88);border:1px solid rgba(216,216,207,.65);border-radius:999px;transition:background .2s,box-shadow .2s,transform .22s,opacity .22s}
.masthead.is-hidden{transform:translateY(calc(-100% - 32px));opacity:0;pointer-events:none}
.masthead.is-scrolled{box-shadow:0 3px 16px #292c2808}
@supports (backdrop-filter:blur(16px)) or (-webkit-backdrop-filter:blur(16px)){.masthead{background:rgba(255,254,250,.74);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}}
.nav-shell{width:100%;max-width:1488px;height:72px;margin:auto;padding:0 12px 0 22px;display:flex;align-items:center;justify-content:space-between;gap:12px;background:transparent}
.brand{display:flex;align-items:center;width:132px;flex:0 0 132px}
.brand img{width:132px;height:auto}
.nav-links{display:flex;align-items:center;gap:7px}
.nav-group{position:relative}
.nav-trigger{display:flex;align-items:center;justify-content:center;gap:8px;height:44px;border:0;background:transparent;padding:0 9px;font-size:13px;line-height:1;white-space:nowrap}
.nav-trigger img{width:13px;height:13px;transition:transform .18s}
.nav-trigger[aria-expanded=true] img{transform:rotate(180deg)}
.nav-menu{position:absolute;top:calc(100% + 18px);left:-10px;min-width:230px;padding:9px;background:#fffefa;border:1px solid var(--line);border-radius:6px;box-shadow:0 12px 32px #292c2812}
.nav-menu a,.nav-menu>button{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;padding:13px 14px;font-size:14px;line-height:1.4;border:0;border-radius:3px;background:transparent;text-align:left}
.nav-menu a:hover,.nav-menu>button:hover{background:#eeeee7}
.nav-menu a img{width:15px;height:15px}
.nav-actions{display:flex;align-items:center;gap:8px}
.language-trigger,.mobile-toggle{width:36px;height:44px;padding:8px;display:flex;align-items:center;justify-content:center;background:transparent;border:0}
.language-trigger img{width:20px;height:20px}
.language-menu{left:auto;right:0;min-width:192px}
.language-menu span{font-size:11px;color:#7a7c73}
.language-menu [aria-pressed=true]{background:#eeeee7}
.contact-link{height:50px;min-width:102px;padding:0 21px;display:flex;align-items:center;justify-content:center;background:var(--plum);color:#fffdfa;border-radius:30px;font-size:13px;line-height:1}
.contact-link:hover,.primary-link:hover{background:#40323a}
.mobile-toggle{display:none}
.hero{position:relative;isolation:isolate;min-height:600px;height:100vh;height:100dvh;overflow:hidden;background:var(--paper)}
.hero-art{position:absolute;inset:0;overflow:hidden;z-index:-1;pointer-events:none}
.artwork{position:absolute;left:50%;top:50%;width:1672px;height:941px;transform:translate(-50%,-50%) scale(var(--art-scale,1));transform-origin:center}
.engraving{width:100%;height:100%;max-width:none;object-fit:cover}
.code-reveal{position:absolute;inset:0;width:1672px;height:941px;clip-path:polygon(959px 538px,999px 519px,1061px 524px,1115px 505px,1192px 502px,1234px 478px,1334px 446px,1394px 418px,1461px 398px,1519px 356px,1583px 348px,1643px 308px,1672px 301px,1672px 560px,1631px 584px,1587px 604px,1546px 609px,1509px 633px,1469px 675px,1426px 718px,1392px 726px,1343px 719px,1310px 731px,1252px 771px,1195px 777px,1137px 778px,1078px 798px,998px 815px,937px 833px,929px 803px,913px 750px,927px 695px,926px 626px,945px 565px)}
.hero-content{position:relative;width:min(1488px,100%);height:100%;margin:0 auto;padding:120px 64px 96px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
h1{font-family:var(--display);font-weight:400;font-size:90px;line-height:1.04;margin:0 0 31px;max-width:790px}
h1 span{display:block}
.hero-description{margin:0;max-width:500px;font-size:19px;line-height:1.55;color:#50594f}
.hero-actions{display:flex;align-items:center;gap:29px;margin-top:36px}
.primary-link{display:flex;align-items:center;justify-content:space-between;gap:25px;min-height:56px;padding:15px 23px;background:var(--plum);color:#fffdf9;border-radius:3px;font-size:14px;font-weight:450}
.primary-link img{width:18px;height:18px;filter:invert(1)}
.text-link{display:inline-flex;align-items:center;gap:17px;min-height:40px;padding:5px 0;border-bottom:1px solid #54594e;font-size:14px;line-height:1.4}
.text-link img{width:17px;height:17px;transition:transform .2s}
.text-link:hover img{transform:translate(2px,-2px)}
.product{background:var(--paper);padding:20px max(64px,calc((100% - 1360px)/2)) 0;scroll-margin-top:110px}
.section-label{font-size:12px;line-height:20px;color:var(--muted)}
.product-body{padding:71px 0 92px;display:grid;grid-template-columns:1.25fr 1fr;gap:80px;align-items:start}
h2{font-family:var(--display);font-size:52px;line-height:1.1;font-weight:400;margin:0}
h2 span{display:block}
.product-description{max-width:430px;justify-self:end}
.product-description p{font-size:17px;line-height:1.75;margin:0 0 25px;color:#525c53}
.footer{border-top:1px solid #d9ded5;padding:28px 0;display:flex;justify-content:space-between;gap:24px;font-size:13px}
.footer a{display:flex;align-items:center;gap:7px}.footer img{width:15px;height:15px}
html[lang=zh-Hans] h1{font-size:86px;line-height:1.2;font-weight:500}
html[lang=zh-Hans] h2{font-size:48px}
@media(min-width:1700px){h1{font-size:106px;max-width:910px}.hero-content{padding-left:36px;padding-right:36px}.hero-description{font-size:21px;max-width:540px}.primary-link,.text-link{font-size:15px}}
@media(max-width:1200px){.hero-content{padding-left:42px;padding-right:42px}h1{font-size:76px;max-width:650px}.hero-description{font-size:18px;max-width:410px}.product{padding-left:42px;padding-right:42px}.product-body{gap:40px}h2{font-size:44px}}
@media(max-width:900px){.hero-content{padding-left:32px;padding-right:32px}h1{font-size:67px}.hero-description{max-width:380px}.hero-actions{gap:23px}.primary-link{padding:15px 18px;gap:15px}.artwork{left:58%}.product{padding-left:32px;padding-right:32px}.product-body{grid-template-columns:1fr;gap:30px}.product-description{justify-self:start;max-width:580px}}
@media(max-width:700px){
  html{scroll-padding-top:100px}
.masthead{top:12px;width:calc(100% - 24px)}
.nav-shell{height:64px;padding:0 12px;gap:12px}
  .brand,.brand img{width:119px}.brand{flex-basis:119px}
  .contact-link{height:44px;min-width:74px;padding:0 15px;font-size:12px}
  .nav-actions{gap:2px}.language-trigger{width:34px}.mobile-toggle{display:flex;width:32px}.mobile-toggle img{width:20px;height:20px}
.nav-links{display:none;position:absolute;top:calc(100% + 8px);left:0;right:0;padding:15px;background:#fffefa;border:1px solid var(--line);border-radius:6px;max-height:calc(100svh - 104px);overflow:auto}
  .nav-links.open{display:block}.nav-trigger{width:100%;height:47px;justify-content:space-between;padding:0 13px;font-size:15px}
  .nav-links .nav-menu{position:static;width:100%;border:0;border-radius:0;box-shadow:none;padding:0 10px 9px;margin:0;min-width:0}
  .nav-links .nav-menu a{font-size:14px;color:var(--muted)}
  .language-menu{top:calc(100% + 20px);right:-105px}
.hero{height:100vh;height:100dvh;min-height:706px;max-height:none;background-image:url('assets/paper-engraving-depth.png');background-size:1672px 941px;background-position:left top}
.hero-content{padding:120px 27px 0;display:block}
  h1{font-size:50px;line-height:1.03;max-width:100%;margin-bottom:22px}
  .hero-description{font-size:16px;max-width:310px;line-height:1.55}
  .hero-actions{gap:19px;margin-top:24px;align-items:center}
  .primary-link{font-size:12px;min-height:48px;padding:12px 14px;gap:12px}.primary-link img{width:16px;height:16px}
  .hero-actions .text-link{font-size:12px;gap:8px}.hero-actions .text-link img{width:15px;height:15px}
  .hero-art{top:auto;bottom:0;height:370px;-webkit-mask-image:linear-gradient(to bottom,transparent,#000 64px);mask-image:linear-gradient(to bottom,transparent,#000 64px)}
  .artwork{left:50%;top:50%;transform:translate(calc(-50% - 315px),calc(-50% - 60px)) scale(.64)}
  .product{padding:16px 27px 0}.section-label{font-size:11px}
  .product-body{padding:48px 0 55px;gap:24px}h2{font-size:36px}.product-description p{font-size:15px}.product-description .text-link{font-size:13px}.footer{font-size:12px}
  html[lang=zh-Hans] h1{font-size:52px;line-height:1.15}html[lang=zh-Hans] h2{font-size:34px}
}
@media(max-width:375px){h1{font-size:45px}.hero-content{padding-left:22px;padding-right:22px}.hero-actions{gap:15px}.primary-link{font-size:11px;padding:12px}.hero-actions .text-link{font-size:11px}.brand,.brand img{width:108px}.brand{flex-basis:108px}.nav-shell{gap:8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Continuation: editorial illustration grid and an explorable upgrade path. */
.section-shell{padding:100px max(64px,calc((100% - 1312px)/2));scroll-margin-top:104px}
.section-kicker{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:38px}
.section-label,.section-aside{font-size:12px;line-height:1.5;color:#60645a}.section-aside{color:#72766c}
.section-heading{display:grid;grid-template-columns:1.2fr 1fr;gap:100px;align-items:end;margin-bottom:60px}
.section-heading h2,.explore h2{font-size:64px;line-height:1.03;letter-spacing:-1.5px}
.line-breaks{white-space:pre-line}
.section-intro{font-size:17px;line-height:1.75;max-width:440px;margin:0 0 3px;justify-self:end;color:#596054}
.product{background:var(--paper)}
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:36px}
.feature{display:flex;flex-direction:column;min-width:0}
.feature-art{position:relative;aspect-ratio:1.15;overflow:hidden;border:1px solid #d7d3c9;background:#f1ebe1;margin-bottom:26px}
.feature-art img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.feature:hover .feature-art img{transform:scale(1.025)}
.feature-number{position:absolute;left:17px;top:15px;font-family:'IBM Plex Mono',monospace;font-size:11px;color:#75786c}
.feature h3{font:400 31px/1.12 var(--display);margin:0 0 17px;letter-spacing:-.5px}
.feature-lead{font-size:17px;line-height:1.6;margin:0 0 14px;min-height:55px}
.feature-detail{font-size:14px;line-height:1.75;color:#656b5f;margin:0 0 28px}
.feature-link{display:flex;justify-content:space-between;align-items:center;padding:18px 0 8px;margin-top:auto;border-top:1px solid #cecec1;font-size:13px;gap:20px}
.feature-link span:last-child{font-size:20px;transition:transform .2s}.feature-link:hover span:last-child{transform:translate(2px,-2px)}
.status-note{margin-top:48px;padding-top:21px;border-top:1px solid #d7d3c9;display:flex;align-items:center;gap:10px;font-size:12px;line-height:1.6;color:#697063}
.status-note .text-link{margin-left:auto;font-size:12px;border:0;padding:0;min-height:24px;white-space:nowrap}.status-dot{width:6px;height:6px;border-radius:50%;background:#78816d;flex:0 0 6px}
.workflow{background:#e7e8de;border-top:1px solid #d4d6c9;border-bottom:1px solid #d4d6c9}
.workflow .section-heading{margin-bottom:50px}
.stage-controls{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid #bfc4b6;margin-bottom:46px;gap:0}
.stage-button{display:flex;align-items:center;gap:13px;border:0;border-bottom:2px solid transparent;margin-bottom:-1px;background:transparent;text-align:left;padding:17px 14px 20px 0;font-size:13px;line-height:1.45;transition:color .2s,border-color .2s;color:#65705d}
.stage-number{font-family:'IBM Plex Mono',monospace;font-size:11px;color:#7b826f}.stage-arrow{margin-left:auto;margin-right:10px;opacity:0}
.stage-button[aria-pressed=true]{border-color:#606b55;color:#292c28}.stage-button[aria-pressed=true] .stage-number{color:#606b55}.stage-button[aria-pressed=true] .stage-arrow{opacity:1}
.stage-button:hover{color:#292c28;border-color:#929784}
.workflow-body{display:grid;grid-template-columns:1.15fr 1fr;gap:100px;align-items:center}
.request-scene{position:relative;min-width:0;height:490px;filter:drop-shadow(0 12px 16px #30372913);transform:rotate(-1deg);margin:0 8px}
.request-sheet{position:absolute;top:0;left:0;right:0;background:#f7f3e9;z-index:2;padding:26px 32px 40px;clip-path:polygon(0 0,100% 0,100% 92%,97% 94%,94% 93%,90% 96%,86% 94%,82% 95%,77% 93%,72% 96%,67% 94%,63% 97%,58% 95%,54% 96%,50% 94%,46% 96%,42% 93%,37% 95%,32% 94%,27% 96%,23% 95%,18% 97%,13% 94%,8% 95%,4% 93%,0 95%)}
.sheet-head{display:flex;align-items:center;gap:12px;font:9px/1.5 'IBM Plex Mono',monospace;color:#767b6e}.sheet-head img{width:22px;height:22px;object-fit:contain}.sheet-head span:last-child{margin-left:auto;font-size:17px}
.sheet-title{font:400 34px/1.06 var(--display);margin:23px 0 20px;letter-spacing:-.5px}
.request-fields{margin:0;font-size:11px}.request-fields div{display:flex;justify-content:space-between;gap:12px;border-top:1px solid #d9d8cd;padding:10px 0}.request-fields dt{color:#76796b}.request-fields dd{margin:0;text-align:right}
.sheet-foot{display:flex;justify-content:space-between;margin-top:15px;color:#7e8174;font:8px/1.4 'IBM Plex Mono',monospace}
.code-underlay{position:absolute;bottom:0;left:0;right:0;background:#252923;color:#848f7c;padding:36px 30px 25px;min-height:190px;transform:rotate(2deg)}
.code-label{font:8px/1.5 'IBM Plex Mono',monospace;letter-spacing:1px;color:#949e8d;margin-bottom:18px}
.code-underlay pre{margin:0;white-space:pre-wrap;font:11px/1.9 'IBM Plex Mono',monospace;overflow-wrap:anywhere}
.code-underlay code span{opacity:.45;transition:opacity .25s,color .25s}.code-underlay code span.is-active{opacity:1;color:#f4f0e4}
.stage-copy{min-height:340px}.stage-eyebrow{font:10px/1.6 'IBM Plex Mono',monospace;color:#606b55;margin:0 0 24px}
.stage-panel h3{font:400 41px/1.12 var(--display);letter-spacing:-.7px;margin:0 0 22px}
.stage-description{font-size:16px;line-height:1.8;color:#525c4d;margin:0 0 26px}
.stage-principle{border-top:1px solid #c3c8b9;padding-top:21px;margin:0 0 12px;font-size:14px;line-height:1.6}
.stage-note{font-size:12px;line-height:1.75;color:#697160;margin:0}
.explore{padding-top:110px;padding-bottom:110px}
.explore-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:120px}.explore-intro{font-size:16px;line-height:1.75;max-width:310px;color:#61695b;margin:26px 0 0}
.resource-row{display:flex;gap:22px;align-items:flex-start;border-top:1px solid #cfd1c4;padding:26px 0;transition:padding .2s}.resource-row:last-child{border-bottom:1px solid #cfd1c4}.resource-row:hover{padding-left:7px}
.resource-number{font:10px/1.6 'IBM Plex Mono',monospace;color:#858b7d;margin-top:4px}.resource-row h3{font:400 28px/1.2 var(--display);margin:0 0 8px}.resource-row p{font-size:13px;line-height:1.7;margin:0;color:#69715f}.resource-arrow{margin-left:auto;font-size:23px}
.contact{background:#e4dfd6;padding-top:78px;padding-bottom:0;border-top:1px solid #d4cfc5}
.contact-top{display:flex;align-items:flex-end;justify-content:space-between;gap:60px;padding-bottom:65px}.contact-top h2{font-size:72px;line-height:1.02;letter-spacing:-1.5px}.contact-top p{font-size:15px;line-height:1.7;color:#626559;margin:0 0 23px}
.contact-cta{display:flex;align-items:center;justify-content:space-between;gap:80px;background:var(--plum);color:#fffdf9;padding:17px 22px;font-size:14px;border-radius:3px}.contact-cta img{width:18px;filter:invert(1)}.contact-cta:hover{background:#40323a}
.footer{align-items:center;padding:31px 0;border-color:#c9c7bb}.footer-brand img{width:132px;height:auto}.footer-links{display:flex;gap:30px;align-items:center;font-size:12px}
html[lang=zh-Hans] .section-heading h2,html[lang=zh-Hans] .explore h2{font-size:50px;line-height:1.25;letter-spacing:0}html[lang=zh-Hans] .feature h3{font-size:27px;line-height:1.3}html[lang=zh-Hans] .stage-panel h3{font-size:34px;line-height:1.3}html[lang=zh-Hans] .contact-top h2{font-size:58px;line-height:1.2}
@media(min-width:1700px){.section-shell{padding-left:max(64px,calc((100% - 1440px)/2));padding-right:max(64px,calc((100% - 1440px)/2))}.feature-art{aspect-ratio:1.25}}
@media(max-width:1200px){.section-shell{padding-left:42px;padding-right:42px}.section-heading{gap:55px}.section-heading h2,.explore h2{font-size:54px}.feature-grid{gap:25px}.feature h3{font-size:27px}.feature-lead{font-size:16px}.workflow-body{gap:60px}.explore-layout{gap:60px}.request-sheet{padding-left:24px;padding-right:24px}.code-underlay{padding-left:22px;padding-right:22px}.contact-top h2{font-size:62px}}
@media(max-width:900px){.section-shell{padding:76px 32px}.section-heading{gap:38px}.section-heading h2,.explore h2{font-size:46px}.section-intro{font-size:15px}.feature-grid{gap:20px}.feature h3{font-size:24px}.feature-lead{font-size:15px;min-height:72px}.feature-detail{font-size:13px}.feature-art{aspect-ratio:1}.workflow-body{gap:36px;grid-template-columns:1.1fr 1fr}.stage-button{font-size:11px;gap:8px}.stage-arrow{display:none}.stage-panel h3{font-size:33px}.stage-description{font-size:14px}.request-sheet{padding:22px 18px 38px}.sheet-title{font-size:29px}.request-fields{font-size:9px}.code-underlay pre{font-size:9px}.request-scene{height:470px;margin:0}.explore-layout{gap:45px}.resource-row{gap:14px}.contact{padding-bottom:0}.contact-top h2{font-size:53px}.footer-links{gap:18px}.status-note{flex-wrap:wrap}.status-note .text-link{margin-left:16px}}
@media(max-width:700px){.section-shell{padding:62px 27px}.section-kicker{margin-bottom:27px}.section-aside{display:none}.section-heading{grid-template-columns:1fr;gap:23px;margin-bottom:37px}.section-heading h2,.explore h2{font-size:46px;letter-spacing:-1px}.section-intro{justify-self:start;max-width:460px;font-size:15px}.feature-grid{grid-template-columns:1fr;gap:38px}.feature-art{aspect-ratio:1.22;margin-bottom:22px}.feature h3{font-size:31px}.feature-lead{font-size:16px;min-height:0;margin-bottom:10px}.feature-detail{font-size:14px;margin-bottom:18px}.feature-link{padding-top:14px}.status-note{margin-top:35px;align-items:flex-start;font-size:11px;display:grid;grid-template-columns:6px 1fr;gap:8px}.status-dot{margin-top:6px}.status-note .text-link{grid-column:2;margin:0;justify-self:start}.workflow .section-heading{margin-bottom:30px}.stage-controls{grid-template-columns:1fr 1fr;gap:0 18px;margin-bottom:32px;border:0}.stage-button{font-size:12px;border-bottom:1px solid #bfc4b6;padding:16px 0}.stage-button[aria-pressed=true]{border-bottom:2px solid #606b55}.workflow-body{grid-template-columns:1fr;gap:40px}.request-scene{height:500px;margin:0 3px}.request-sheet{padding-left:25px;padding-right:25px}.sheet-title{font-size:34px}.request-fields{font-size:10px}.code-underlay pre{font-size:10px}.stage-copy{min-height:330px}.stage-panel h3{font-size:37px}.stage-description{font-size:15px}.stage-eyebrow{margin-bottom:18px}.explore-layout{grid-template-columns:1fr;gap:38px}.explore-intro{font-size:15px;max-width:100%;margin-top:20px}.resource-row h3{font-size:27px}.resource-row p{font-size:13px}.contact{padding-bottom:0}.contact-top{display:block;padding-bottom:48px}.contact-top h2{font-size:54px;letter-spacing:-1px}.contact-top p{margin-top:29px}.contact-cta{max-width:360px}.footer{align-items:flex-start;flex-direction:column;gap:26px;padding:30px 0}.footer-links{flex-wrap:wrap;gap:20px 25px;font-size:12px}.footer-brand img{width:126px}.section-label{font-size:11px}html[lang=zh-Hans] .section-heading h2,html[lang=zh-Hans] .explore h2{font-size:37px}html[lang=zh-Hans] .contact-top h2{font-size:43px}html[lang=zh-Hans] .stage-panel h3{font-size:30px}}
@media(prefers-reduced-motion:reduce){.feature:hover .feature-art img{transform:none}.request-scene{transform:none}}

/* Motion refinement: continuous paper, compact spacing, quiet mechanical motion. */
:root{--paper:#f6eadb;--plum:#282b25}
button:focus-visible,a:focus-visible{outline-color:#69745f}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:58px;pointer-events:none;background:linear-gradient(transparent,var(--paper));z-index:-1}
.section-shell{padding-top:64px;padding-bottom:64px}
.product{padding-top:42px;padding-bottom:52px}
.section-kicker{margin-bottom:25px}
.section-heading{margin-bottom:36px;gap:80px}
.section-heading h2{font-size:58px;line-height:1.06}
.feature-grid{gap:32px}
.feature-art{aspect-ratio:16/11;background:transparent;border-color:#d5ccba;margin-bottom:24px}
.machine{display:block;width:100%;height:100%;overflow:hidden}
.machine{padding:13px 12px 5px}
.feature:hover .feature-art img{transform:none}
.feature h3{font-size:29px}
.feature-detail{margin-bottom:23px}
.status-note{margin-top:32px;padding-top:18px}
.workflow,.explore,.contact{background:var(--paper);border-color:#d8cfbc}
.workflow{border-top:1px solid #d8cfbc}
.workflow .section-heading{margin-bottom:32px}
.contact{padding-bottom:0}
.contact-top{padding-bottom:48px}
.stage-controls{margin-bottom:36px}
/* Each moving solid stays above its stationary support through the whole cycle. */
.request-plate{animation:request-lift 5.8s ease-in-out infinite}
.approval-token{animation:approval-lift 6s ease-in-out infinite}
.token-1{animation-delay:-2s}.token-2{animation-delay:-4s}
.approval-path{stroke-dasharray:5 55;animation:approval-signal 4s linear infinite}.path-1{animation-delay:-1.33s}.path-2{animation-delay:-2.66s}
.evidence-index{animation:evidence-turn 9s linear infinite;transform-origin:0 0}
.feature-art:not(.is-animating) *{animation-play-state:paused!important}
@keyframes request-lift{0%,20%,100%{transform:translateY(0)}50%,70%{transform:translateY(-5px)}}
@keyframes approval-lift{0%,15%,70%,100%{transform:translateY(0)}35%,50%{transform:translateY(-4px)}}
@keyframes approval-signal{to{stroke-dashoffset:-120}}
@keyframes evidence-turn{to{transform:rotate(360deg)}}
@media(min-width:1700px){.feature-art{aspect-ratio:16/11}}
@media(max-width:1200px){.section-heading h2{font-size:51px}.section-heading{gap:48px}.feature-grid{gap:25px}.feature h3{font-size:27px}}
@media(max-width:900px){.section-heading h2{font-size:43px}.section-heading{gap:32px}.feature-art{aspect-ratio:1.25}.machine{padding:4px}.feature h3{font-size:24px}.section-shell{padding-top:54px;padding-bottom:54px}.product{padding-top:36px}.contact{padding-bottom:0}}
@media(max-width:700px){.hero::after{height:35px}.section-shell{padding-top:44px;padding-bottom:44px}.product{padding-top:30px}.section-heading{gap:18px;margin-bottom:28px}.section-heading h2{font-size:43px}.section-kicker{margin-bottom:20px}.feature-art{aspect-ratio:16/11}.machine{padding:9px}.feature h3{font-size:29px}.feature-grid{gap:33px}.workflow .section-heading{margin-bottom:22px}.status-note{margin-top:26px}.contact{padding-bottom:0}.explore-layout{gap:28px}}
@media(prefers-reduced-motion:reduce){.feature-art *{animation:none!important}}

/* Warm neutral body with slate-blue accents; no numbered section furniture. */
.section-shell{color:#332f2a}
.section-intro,.feature-detail,.stage-description,.stage-note,.resource-row p,.explore-intro,.contact-top p,.status-note{color:#756b5f}
.feature-art{border-color:#d5c7b3}
.feature-link,.status-note,.stage-controls,.resource-row,.stage-principle{border-color:#d2c4ae}
.status-dot{background:#8e8170}
.stage-button{color:#7d7365}.stage-number{color:#968976}
.stage-button[aria-pressed=true]{color:#403a32;border-color:#82715c}.stage-button[aria-pressed=true] .stage-number{color:#82715c}
.product{padding-top:44px}
.section-heading{align-items:end;margin-bottom:42px}
@media(max-width:700px){.product{padding-top:30px}.section-heading{margin-bottom:30px}}

/* Rounded three-dimensional models share the engraving's neutral palette. */
.product .section-heading{display:block;max-width:900px}
.feature-number{z-index:3;color:#8a8175;pointer-events:none}
.feature-art .machine{filter:grayscale(1);opacity:.7}
.feature-art.has-3d .machine{visibility:hidden}
.model-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.feature-art.has-3d .machine *{animation:none!important}

/* Refinement below the approved hero and models. All surfaces retain the paper palette. */
.lower-heading{font:400 58px/1.06 var(--display);letter-spacing:-1px;margin:0 0 44px;max-width:900px}
.refined-workflow button:focus-visible,.demo-section button:focus-visible,.demo-section a:focus-visible,.refined-explore a:focus-visible,.refined-contact a:focus-visible,.demo-dialog button:focus-visible{outline-color:#88775d}
html[lang=zh-Hans] .flow-step .stage-panel h3{font-size:15px;line-height:1.5}
.refined-workflow{padding-top:68px;padding-bottom:72px;background:var(--paper)}
.flow-layout{display:grid;grid-template-columns:1.15fr 1fr;gap:100px;align-items:center}
.flow-visual{position:relative;min-width:0;padding:16px 0 0;text-align:center}
.flow-object{height:224px;width:270px;position:relative;margin:0 auto 28px;perspective:900px}
.flow-object-base{position:absolute;left:10px;right:10px;bottom:8px;height:105px;border:1px solid #c5b9a5;border-radius:18px;background:#e6dac7;transform:rotateX(56deg) rotateZ(-15deg);box-shadow:0 7px 0 #cfc2ae,0 8px 0 1px #b8aa96}
.flow-document{position:absolute;left:61px;top:6px;width:153px;height:185px;border:1px solid #c9bcaa;border-radius:10px 30px 10px 10px;background:#faf4e9;transform:rotateX(15deg) rotateY(-10deg) rotateZ(-9deg);padding:20px 21px;box-shadow:-9px 12px 0 -1px #e7ddcb,-9px 12px 0 0 #c2b6a3,0 20px 25px #6c5f4710;transition:transform .45s cubic-bezier(.2,.6,.2,1)}
.flow-document>img{width:25px;height:23px;object-fit:contain;margin-bottom:24px}.flow-document-fold{position:absolute;right:0;top:0;width:29px;height:29px;border-radius:0 29px 0 5px;background:#e5dac7;border-bottom:1px solid #c9bcaa;border-left:1px solid #c9bcaa}
.document-rule{height:2px;width:87%;margin:12px 0;background:#c8bcaa}.document-rule.long{width:100%}.document-rule.short{width:65%}
.document-seal{position:absolute;right:15px;bottom:12px;width:35px;height:35px;border-radius:50%;background:#ded3c0;color:#797063}.document-seal svg{width:100%;height:100%;padding:4px}
.flow-visual[data-active-stage=authorization] .flow-document{transform:rotateX(15deg) rotateY(-10deg) rotateZ(-3deg)}
.flow-visual[data-active-stage=execution] .flow-document{transform:rotateX(15deg) rotateY(-5deg) rotateZ(2deg)}
.flow-visual[data-active-stage=evidence] .flow-document{transform:rotateX(15deg) rotateY(-10deg) rotateZ(-6deg)}
.flow-visual-title{font:400 27px/1.2 var(--display);letter-spacing:-.3px;margin:0 0 29px;color:#484137}
.flow-track{display:grid;grid-template-columns:repeat(4,1fr);position:relative;gap:10px}
.flow-track:before{content:"";position:absolute;left:12%;right:12%;top:29px;height:1px;background:#cbbda7}
.flow-node{position:relative;display:flex;flex-direction:column;align-items:center;gap:13px;border:0;padding:0;background:transparent;font-size:12px;line-height:1.4;color:#847867}
.flow-node svg{display:block;width:59px;height:59px;padding:7px;border:1px solid #d4c6af;border-radius:13px;background:var(--paper);color:#95866e;transition:background .25s,color .25s,box-shadow .25s}
.flow-node[aria-pressed=true]{color:#3d382f}.flow-node[aria-pressed=true] svg{background:#e0d4bf;color:#514a3f;box-shadow:0 3px 0 #c7b79b}
.flow-node:hover svg{background:#e9ddc8}
.flow-accordion{border-top:1px solid #cdbfa8;min-width:0}
.flow-step{border-bottom:1px solid #cdbfa8}
.step-heading{display:flex;align-items:center;justify-content:space-between;text-align:left;gap:18px;width:100%;border:0;background:transparent;padding:24px 0;font:400 26px/1.2 var(--display);color:#736855}
.step-toggle{font:300 24px/1 var(--ui);transition:transform .25s}.is-active .step-toggle{transform:rotate(45deg)}.is-active .step-heading{color:#332f2a}
.flow-step .stage-panel{padding:0 0 24px;animation:flow-panel-in .25s ease-out}
.flow-step .stage-panel h3{font:500 15px/1.5 var(--ui);letter-spacing:0;margin:0 0 10px;color:#534b3f}
.flow-step .stage-description{font-size:15px;line-height:1.8;margin:0 0 14px;color:#756b5f}
.flow-step .stage-note{font-size:13px;line-height:1.65;margin:0;color:#877a66}
@keyframes flow-panel-in{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
.demo-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:88px;align-items:center;border-bottom:1px solid #d8cfbc;padding-top:72px;padding-bottom:76px}
.demo-intro h2{font-size:51px;margin-bottom:24px}.demo-intro>p{font-size:16px;line-height:1.8;color:#756b5f;margin:0 0 19px}.demo-intro .demo-scope{font-size:14px;line-height:1.7;color:#877a66;margin-bottom:26px}
.lower-link{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;padding:12px 0;border-bottom:1px solid #a89980;font-size:14px;color:#4c453a}.lower-link span:last-child{font-size:21px;transition:transform .2s}.lower-link:hover span:last-child{transform:translate(2px,-2px)}
.demo-launch{padding:0;border:0;background:transparent;text-align:left;min-width:0}
.demo-drawing{display:block;position:relative;aspect-ratio:1.65;border:1px solid #cfc1ab;border-radius:4px;background:#ede2d0;overflow:hidden}
.mini-window{position:absolute;left:12%;top:16%;right:12%;bottom:16%;display:flex;background:#faf5eb;border:1px solid #c4b7a1;border-radius:8px;box-shadow:0 10px 0 -4px #dbceb8,0 18px 30px #74654b12;transform:rotate(-4deg);transition:transform .4s ease}
.mini-sidebar{display:flex;flex-direction:column;width:24%;gap:15px;padding:20px 14px;border-right:1px solid #dfd4c0}.mini-sidebar img{width:26px;margin-bottom:9px}.mini-sidebar i{height:4px;border-radius:2px;background:#d4c7ae;width:85%}.mini-sidebar i:last-child{width:58%}
.mini-content{display:flex;flex:1;flex-direction:column;gap:18px;padding:23px 21px}.mini-title{width:53%;height:8px;background:#a89c87;border-radius:3px}.mini-lines{height:20px;width:86%;background:repeating-linear-gradient(transparent 0 7px,#e1d6c2 7px 10px)}
.mini-stages{display:flex;justify-content:space-between;border-top:1px solid #d9cbb3;position:relative;margin-top:8px}.mini-stages i{width:16px;height:16px;border:1px solid #b9aa8e;border-radius:50%;background:#e6dbc7;transform:translateY(-8px)}.mini-stages i:first-child{background:#8c816f}
.mini-bottom{height:34px;margin-top:auto;border:1px solid #e1d7c6;border-radius:4px;background:#f2eadd}
.demo-play{position:absolute;left:50%;top:50%;width:66px;height:66px;transform:translate(-50%,-50%);border:1px solid #786d5d;border-radius:50%;background:#3f3b34;color:#faf4e9;box-shadow:0 4px 12px #3c35251a;display:grid;place-items:center;transition:transform .25s}.demo-play svg{width:31px;height:31px}.demo-launch:hover .demo-play{transform:translate(-50%,-50%) scale(1.06)}.demo-launch:hover .mini-window{transform:rotate(-2deg)}
.demo-launch-caption{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #cfc1ab;padding:17px 0;font-size:15px}.demo-launch-caption>span:last-child{font-size:22px}
.refined-explore{padding-top:70px;padding-bottom:72px}.refined-explore h2{font-size:53px;margin-bottom:44px}
.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:44px}.resource-column{display:flex;flex-direction:column;align-items:flex-start;min-width:0;border-top:1px solid #cabba3;padding-top:26px}
.resource-symbol{width:55px;height:55px;color:#9a8b74;margin-bottom:23px}.resource-symbol svg{width:100%;height:100%}
.resource-column h3{font:400 30px/1.15 var(--display);margin:0 0 18px;letter-spacing:-.3px}.resource-column p{font-size:15px;line-height:1.8;color:#756b5f;margin:0 0 23px;max-width:340px}.resource-column .lower-link{margin-top:auto;width:100%}
.refined-contact{padding-top:58px}.refined-contact .contact-top{align-items:center;padding-bottom:51px}.refined-contact .contact-top h2{font-size:66px}.refined-contact .contact-top p{margin:20px 0 0;font-size:16px}.refined-contact .contact-cta{padding:19px 25px;min-width:260px;gap:80px;background:#3f3b34;color:#faf4e9}.refined-contact .contact-cta:hover{background:#585044}
.footer-link{display:inline-flex;gap:13px}.refined-contact .footer{padding:29px 0}.refined-contact .footer-links{gap:32px}
.demo-dialog{width:min(1120px,calc(100% - 32px));padding:0;border:1px solid #bdb09b;border-radius:9px;background:var(--paper);color:#332f2a;box-shadow:0 20px 100px #1e1a1470;max-height:calc(100dvh - 40px);overflow:auto}.demo-dialog::backdrop{background:#302a22b8;backdrop-filter:blur(5px)}
.dialog-toolbar{display:flex;align-items:center;justify-content:space-between;padding:18px 24px;gap:18px}.dialog-toolbar h2{font:400 25px/1.3 var(--display);margin:0}.dialog-toolbar button{border:0;background:transparent;min-width:44px;height:44px;font-size:30px;line-height:1}.demo-dialog video{display:block;width:100%;aspect-ratio:16/9;background:#eee5d7}.dialog-bottom{padding:15px 24px}.dialog-bottom p{font-size:13px;line-height:1.6;margin:0;color:#756b5f}
html[lang=zh-Hans] .lower-heading{font-size:47px;line-height:1.25;letter-spacing:0}html[lang=zh-Hans] .step-heading{font-size:24px}html[lang=zh-Hans] .flow-visual-title{font-size:25px}html[lang=zh-Hans] .resource-column h3{font-size:27px}
@media(max-width:1200px){.flow-layout{gap:56px}.demo-section{gap:50px}.demo-intro h2{font-size:43px}.lower-heading{font-size:52px}.resource-grid{gap:30px}.mini-content{padding:18px 16px;gap:12px}.mini-sidebar{padding:17px 12px}.refined-contact .contact-top h2{font-size:58px}}
@media(max-width:900px){.flow-layout{gap:32px;grid-template-columns:1fr 1fr}.flow-node{font-size:10px;gap:10px}.flow-node svg{width:49px;height:49px}.flow-track:before{top:24px}.flow-object{transform:scale(.9);margin-bottom:5px}.flow-visual-title{font-size:24px}.step-heading{font-size:24px;padding:20px 0}.flow-step .stage-description{font-size:14px}.demo-section{grid-template-columns:1fr;gap:32px}.demo-intro{max-width:590px}.demo-intro h2{font-size:48px}.demo-intro .lower-link{margin-top:0}.demo-drawing{aspect-ratio:1.9}.resource-column h3{font-size:26px}.resource-column p{font-size:14px}.refined-contact .contact-top h2{font-size:52px}.refined-contact .contact-cta{min-width:220px}}
@media(max-width:700px){.refined-workflow{padding-top:45px;padding-bottom:45px}.lower-heading{font-size:42px;margin-bottom:29px}.flow-layout{grid-template-columns:1fr;gap:35px}.flow-object{transform:scale(.86);height:218px;margin-top:-10px}.flow-track{gap:8px}.flow-node{font-size:11px}.flow-node svg{width:53px;height:53px}.flow-track:before{top:26px}.flow-visual-title{font-size:26px}.flow-accordion{margin-top:2px}.step-heading{font-size:25px;padding:20px 0}.flow-step .stage-description{font-size:15px}.flow-step .stage-note{font-size:13px}.demo-section{padding-top:44px;padding-bottom:44px;gap:29px}.demo-intro h2{font-size:41px}.demo-intro>p{font-size:15px}.demo-intro .demo-scope{font-size:13px}.demo-drawing{aspect-ratio:1.5}.mini-window{left:10%;right:10%;top:16%;bottom:16%}.mini-sidebar{padding:13px 9px;gap:10px}.mini-sidebar img{width:20px;margin-bottom:2px}.mini-content{padding:16px 13px;gap:10px}.mini-bottom{height:25px}.mini-title{height:6px}.mini-stages i{width:12px;height:12px;transform:translateY(-6px)}.mini-stages{margin-top:4px}.demo-play{width:54px;height:54px}.demo-play svg{width:27px}.demo-launch-caption{font-size:14px}.refined-explore{padding-top:44px;padding-bottom:44px}.refined-explore h2{font-size:41px;margin-bottom:29px}.resource-grid{grid-template-columns:1fr;gap:29px}.resource-column{display:grid;grid-template-columns:45px 1fr;column-gap:18px;padding-top:22px}.resource-symbol{width:43px;height:43px;grid-row:1 / 3;margin:0}.resource-column h3{font-size:28px;margin-bottom:12px}.resource-column p{font-size:15px;margin-bottom:16px;max-width:none}.resource-column .lower-link{grid-column:2}.refined-contact{padding-top:44px}.refined-contact .contact-top h2{font-size:50px}.refined-contact .contact-top p{font-size:15px;margin:20px 0 24px}.refined-contact .contact-top{padding-bottom:40px}.refined-contact .contact-cta{width:100%;max-width:100%;padding:17px 22px}.refined-contact .footer-links{gap:20px 26px}.dialog-toolbar{padding:9px 15px}.dialog-toolbar h2{font-size:20px}.dialog-bottom{padding:13px 15px}.dialog-bottom p{font-size:12px}html[lang=zh-Hans] .lower-heading{font-size:34px}html[lang=zh-Hans] .flow-visual-title{font-size:24px}html[lang=zh-Hans] .refined-contact .contact-top h2{font-size:42px}}
@media(prefers-reduced-motion:reduce){.flow-document,.demo-play,.mini-window,.step-toggle,.flow-node svg{transition:none}.flow-step .stage-panel{animation:none}}

/* Customer narrative: the existing paper/engraving palette, with functional diagrams. */
.customer-section{background:var(--paper);border-top:1px solid #d6cbb9;padding-top:72px;padding-bottom:76px;color:#332f2a}
.customer-heading{font:400 59px/1.08 var(--display);letter-spacing:-1.2px;margin:0 0 24px;max-width:940px}
.customer-intro{font-size:17px;line-height:1.75;color:#73695c;max-width:700px;margin:0 0 42px}
.customer-section h3{font-family:var(--display);font-weight:400}.customer-section p{line-height:1.75}
.customer-section button:focus-visible,.customer-section a:focus-visible,.customer-section summary:focus-visible{outline:2px solid #827058;outline-offset:5px}
.hero-description{max-width:485px;font-size:18px;line-height:1.65}
.use-cases{padding-top:48px;border-top:0}.use-case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:38px}
.use-case{display:flex;flex-direction:column;min-width:0}.use-case h3{font-size:31px;line-height:1.18;letter-spacing:-.4px;margin:25px 0 15px}.use-case>p{font-size:16px;margin:0 0 21px;color:#71675b}.use-case>.lower-link{width:100%;margin-top:auto}
.change-diagram{padding:26px 20px 18px;border:1px solid #cfc1ac;min-height:252px;display:flex;flex-direction:column;justify-content:center;background:#f4e8d7}
.change-pair{display:grid;grid-template-columns:1fr 27px 1fr;gap:8px;align-items:center}.change-state{background:#faf3e7;border:1px solid #d1c3ad;border-radius:9px;display:flex;flex-direction:column;align-items:center;padding:12px 6px 15px;min-height:155px;box-shadow:0 4px 0 #dfd2bc}
.change-state-label{font-size:11px;color:#837664}.change-state strong{font:400 35px/1.1 var(--display);margin-top:10px}.permissions .change-state strong{font-size:21px}.change-arrow{font-size:24px;color:#99886e;text-align:center}.change-field{font-size:12px;color:#887b68;text-align:center;margin:22px 0 0;line-height:1.4!important}
.chain-symbol{display:flex;align-items:center;justify-content:center;gap:3px;height:32px;margin-top:14px}.chain-symbol i{width:24px;height:24px;border:1px solid #9f8e74;border-radius:6px;transform:rotate(-12deg);background:#e4d8c1}.chain-symbol b{width:10px;border-top:1px solid #ae9c7c}.implementation-symbol{display:flex;align-items:flex-end;gap:3px;height:32px;margin-top:14px}.implementation-symbol i{height:21px;width:13px;background:#d7c9af;border:1px solid #a69375;border-radius:3px}.implementation-symbol i:nth-child(2){height:31px;background:#b9aa91}.role-symbol{display:flex;align-items:flex-end;gap:10px;margin-top:16px;height:30px}.role-symbol i{width:20px;height:18px;border:1px solid #a29073;border-radius:10px 10px 4px 4px;background:#dfd2ba;position:relative}.role-symbol i:before{content:"";width:10px;height:10px;border-radius:50%;border:1px solid #a29073;position:absolute;top:-13px;left:4px;background:#dfd2ba}.role-symbol i:last-child{transform:scale(.8);opacity:.65}
.journey{display:grid;grid-template-columns:repeat(4,1fr);gap:36px;list-style:none;padding:0;margin:0 0 52px}.journey li{position:relative;border-top:1px solid #c4b69d;padding-top:27px}.journey-dot{width:9px;height:9px;position:absolute;left:0;top:-5px;border:1px solid #8e7e65;border-radius:50%;background:#cdbda0}.journey h3{font-size:24px;line-height:1.2;margin:0 0 13px}.journey p{font-size:14px;color:#7c7060;margin:0}
.rejection-example{display:grid;grid-template-columns:1fr 1fr;gap:84px;align-items:center}.rejection-copy h3{font-size:35px;line-height:1.2;letter-spacing:-.5px;margin:0 0 22px}.rejection-copy .rejection-verdict{font-size:20px;font-weight:500;color:#6e5840;margin:0 0 16px}.rejection-copy>p{font-size:16px;color:#766a5a;max-width:480px;margin:0 0 22px}.rejection-copy .case-prompt{font-size:13px;margin-top:29px;margin-bottom:12px}
.case-switch,.deployment-switch{display:inline-flex;gap:5px;padding:4px;border:1px solid #bfb097;border-radius:5px}.case-switch button,.deployment-switch button{padding:10px 19px;border:0;border-radius:3px;background:transparent;color:#7e715d;font-size:14px;transition:background .2s,color .2s}.case-switch button[aria-pressed=true],.deployment-switch button[aria-pressed=true]{background:#474035;color:#faf3e8}
.case-proof{background:#faf3e7;border:1px solid #c6b79e;border-radius:8px;overflow:hidden;box-shadow:0 6px 0 #e3d5bf}.case-proof-header{display:flex;align-items:center;justify-content:space-between;padding:17px 23px;border-bottom:1px solid #d6cab6;font-size:12px;color:#8b7d68}.proof-mark{display:grid;place-items:center;width:20px;height:20px;border:1px solid #afa087;border-radius:50%;font-size:11px}
.operation-compare{display:grid;grid-template-columns:1fr 36px 1fr;align-items:center;padding:29px 24px}.operation-compare>div{display:flex;flex-direction:column;align-items:center;gap:7px}.operation-compare>span{font-size:23px;text-align:center;color:#958266}.operation-compare span{font-size:11px;color:#93816a}.operation-compare strong{font:400 47px/1.25 var(--display)}
.case-result{background:#e8decd;margin:0 22px;padding:21px 23px;border-left:3px solid #8a7251;min-height:155px}.case-result-line{display:flex;align-items:center;gap:11px;margin-bottom:12px}.case-result-line>span{font-size:22px}.case-result-line strong{font-weight:500;font-size:16px}.case-result code{font:11px/1.5 'IBM Plex Mono',monospace;color:#6d604b;overflow-wrap:anywhere}.case-result p{font-size:13px;color:#786b58;margin:10px 0 0}.case-result[data-outcome=matching]{border-color:#514c41;background:#e2d9c8}
.evidence-link{display:flex;justify-content:space-between;margin:18px 23px;padding-bottom:12px;border-bottom:1px solid #cfc1a9;font-size:13px}.reproduction-note{margin:16px 23px 20px;color:#85755f;font-size:12px}.reproduction-note summary{cursor:pointer}.reproduction-note p{margin:10px 0 0;font-size:12px}.workflow-foot{margin-top:43px;display:flex;justify-content:space-between;align-items:center;gap:60px;padding-top:24px;border-top:1px solid #cdbfa7}.workflow-foot>p{max-width:760px;font-size:14px;color:#7c6e5c;margin:0}.inline-demo{display:inline-flex;align-items:center;gap:14px;white-space:nowrap;border:0;border-bottom:1px solid #a6967c;background:transparent;padding:14px 0;font-size:14px}.small-play{font-size:10px;width:25px;height:25px;display:grid;place-items:center;border:1px solid #baa98d;border-radius:50%}
.integration-path{display:grid;grid-template-columns:1.1fr 50px 1.1fr 50px .85fr 50px 1fr;align-items:center;padding:30px 0 24px}.path-node{display:flex;flex-direction:column;align-items:center;text-align:center;min-width:0;padding:24px 14px;border:1px solid #c9bba2;border-radius:6px;background:#f8eedf;min-height:195px;justify-content:center}.path-node h3{font-size:23px;line-height:1.15;margin:18px 0 10px}.path-node p{font-size:12px;line-height:1.5;margin:0;color:#8b7b65}.path-arrow{text-align:center;color:#a79576;font-size:27px}.architecture-glyph{height:35px;position:relative;width:58px;display:flex;gap:5px;justify-content:center;align-items:center;color:#b5a184}.glyph-wallet{border:1px solid currentColor;border-radius:5px;background:#e5d8bf;width:43px;height:29px;margin:3px 0}.glyph-wallet i:first-child{position:absolute;right:-5px;width:17px;height:12px;border:1px solid currentColor;border-radius:3px;background:#efe2ca}.glyph-network i{width:13px;height:13px;border:1px solid currentColor;background:#dfd0b6;border-radius:50%}.glyph-network i:nth-child(2){transform:translateY(-12px)}.glyph-gate{width:38px;border:5px double #ad9877;border-bottom:0;border-radius:4px 4px 0 0}.glyph-gate i:nth-child(2){height:12px;width:12px;border-right:1px solid #8e7a5a;border-bottom:1px solid #8e7a5a;transform:rotate(45deg) translate(-3px,-3px)}.glyph-contract{width:29px;border:1px solid currentColor;border-radius:2px;background:#e7dbc5;display:flex;flex-direction:column;gap:5px;padding:8px 6px}.glyph-contract i{width:15px;border-top:1px solid #af9b7e}
.path-caption{margin:0 auto 34px;max-width:900px;text-align:center;font-size:12px;color:#8c7d67}.integration-controls{display:flex;justify-content:space-between;align-items:center;gap:25px;margin:0 0 32px}.integration-controls>.lower-link{font-size:13px}.control-answers{display:grid;grid-template-columns:1fr 1fr;gap:29px 75px}.control-answers article{border-top:1px solid #c8b99f;padding-top:24px}.control-answers h3{font-size:27px;line-height:1.2;margin:0 0 15px}.control-answers p{font-size:15px;color:#776b5a;margin:0;max-width:580px}.integration-section[data-deployment=review] .path-node.gate{opacity:.48;border-style:dashed}
.network-intro{display:flex;justify-content:space-between;align-items:flex-start;gap:32px}.network-intro .customer-intro{max-width:750px}.architecture-status{flex-shrink:0;font-size:12px;line-height:1.5;padding:9px 13px;border:1px solid #c6b69a;color:#8b785c;border-radius:4px;margin-top:7px}
.trust-map{margin:8px 0 0;display:grid;grid-template-columns:1fr 65px 1.7fr 65px 1fr;align-items:stretch;position:relative}.trust-domain{border:1px dashed #b4a183;padding:24px 19px;background:#f8eedf;border-radius:5px;min-width:0}.trust-domain h3{font-size:24px;line-height:1.2;margin:0 0 9px}.trust-domain p{font-size:13px;color:#86765e;margin:13px 0 0}.trust-domain .domain-owner{font-size:10px;letter-spacing:.3px;color:#9c896b;margin:0}.trust-domain-symbol{height:38px;display:flex;gap:7px;align-items:center;margin-bottom:22px}.trust-domain-symbol span{width:20px;height:20px;border:1px solid #a5906f;border-radius:50%;position:relative;background:#e7dac1}.trust-domain-symbol span:after{content:"";width:27px;position:absolute;left:-5px;bottom:-9px;border-top:1px solid #a5906f}
.trust-connector{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;font-size:9px;line-height:1.4;text-align:center;color:#a18b69;padding:0 5px}.trust-connector>span:first-child{font-size:30px}.operator-domain{padding:24px 20px}.operator-domain>h3{text-align:center;margin-bottom:25px}.operator-domains{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.operator-unit{display:flex;flex-direction:column;align-items:center;border:1px dashed #c8b394;border-radius:4px;padding:17px 5px 13px;gap:7px;background:#f4e8d4}.operator-unit strong{font-size:11px;font-weight:500}.operator-unit>span:last-child{font-size:9px;color:#9c8765}.operator-node{width:27px;height:27px;border:1px solid #9a8260;border-radius:50%;display:grid;place-items:center;margin-bottom:5px}.operator-node i{width:8px;height:8px;background:#a38e6c;transform:rotate(45deg)}.operator-domain>p{margin-top:20px;text-align:center}.network-gate-symbol{width:38px;height:38px;border:5px double #ad9877;border-bottom:0;margin-bottom:22px}.network-gate-symbol i{display:block;height:13px;width:13px;border-bottom:1px solid #9b845f;border-right:1px solid #9b845f;transform:translate(7px,6px) rotate(45deg)}
.observation-lines{grid-row:2;grid-column:3 / 6;height:46px;position:relative;margin-right:50%;border-left:1px dashed #bba78a;border-right:1px dashed #bba78a;display:flex;justify-content:space-around}.observation-lines:after{content:"";border-bottom:1px dashed #bba78a;position:absolute;bottom:0;left:0;right:0}.observer-domain{grid-row:3;grid-column:1 / 6;display:grid;grid-template-columns:48px 1fr 1.35fr;gap:22px;align-items:center;max-width:860px;justify-self:center;width:100%;padding:23px 27px}.observer-domain h3{margin-bottom:7px}.observer-domain>p{margin:0;font-size:13px}.observer-symbol{font-size:34px;color:#a58f6f}.network-foot{display:flex;justify-content:space-between;align-items:center;gap:55px;margin-top:31px}.network-foot>p{max-width:620px;font-size:13px;color:#8a795f;margin:0}.network-foot .lower-link{font-size:13px;flex-shrink:0}
.customer-resources{padding-bottom:64px}.customer-resources .customer-heading{margin-bottom:39px}.technical-resources{display:grid;grid-template-columns:repeat(3,1fr);gap:38px}.technical-resources>a{border-top:1px solid #c7b69a;display:flex;justify-content:space-between;align-items:flex-start;gap:20px;padding:25px 0 0}.technical-resources h3{font-size:27px;line-height:1.18;margin:0 0 13px}.technical-resources p{font-size:14px;color:#8b795f;margin:0}.technical-resources>a>span{font-size:23px}
.customer-contact{padding-bottom:0}.contact-main{display:grid;grid-template-columns:1.4fr .7fr;gap:130px;align-items:center;padding-bottom:49px}.contact-description{max-width:680px;font-size:16px;color:#7b6d59;margin:0}.contact-action{display:flex;flex-direction:column;align-items:stretch;gap:20px}.contact-action>.contact-cta{background:#40392f;color:#faf2e6;gap:40px;padding:19px 24px}.contact-action>.lower-link{align-self:flex-start;font-size:13px}.customer-contact .footer{padding:29px 0}.customer-contact .footer-links{gap:30px}
html[lang=zh-Hans] .customer-heading{font-size:48px;line-height:1.2;letter-spacing:0}html[lang=zh-Hans] .use-case h3{font-size:28px}html[lang=zh-Hans] .rejection-copy h3{font-size:30px}html[lang=zh-Hans] .control-answers h3{font-size:24px}html[lang=zh-Hans] .trust-domain h3{font-size:22px}html[lang=zh-Hans] .technical-resources h3{font-size:25px}
@media(min-width:1700px){.hero-description{max-width:530px;font-size:20px}}
@media(max-width:1200px){.customer-heading{font-size:53px}.use-case-grid{gap:27px}.change-diagram{padding:22px 14px 16px}.use-case h3{font-size:28px}.rejection-example{gap:49px}.rejection-copy h3{font-size:32px}.integration-path{grid-template-columns:1.1fr 32px 1.1fr 32px .8fr 32px 1fr}.path-node{padding:20px 10px}.path-node h3{font-size:21px}.control-answers{gap:28px 45px}.trust-map{grid-template-columns:1fr 42px 1.7fr 42px 1fr}.trust-domain{padding:22px 15px}.operator-domains{gap:7px}.trust-domain h3{font-size:22px}.contact-main{gap:65px}.network-foot{gap:30px}}
@media(max-width:900px){.customer-section{padding-top:56px;padding-bottom:59px}.use-cases{padding-top:39px}.customer-heading{font-size:47px}.customer-intro{font-size:16px}.use-case-grid{gap:22px}.change-pair{grid-template-columns:1fr 17px 1fr;gap:3px}.change-diagram{padding:20px 9px 15px;min-height:235px}.change-state{padding:11px 3px;min-height:145px}.change-state strong{font-size:31px}.permissions .change-state strong{font-size:16px}.change-arrow{font-size:19px}.change-field{font-size:10px}.use-case h3{font-size:25px}.use-case>p{font-size:14px}.use-case .lower-link{font-size:12px;gap:10px}.journey{gap:24px}.journey h3{font-size:21px}.journey p{font-size:13px}.rejection-example{gap:32px}.rejection-copy h3{font-size:28px}.rejection-copy>p{font-size:15px}.case-proof-header{padding:16px;font-size:10px}.operation-compare{padding:24px 15px}.case-result{margin:0 15px;padding:17px}.case-result-line strong{font-size:14px}.evidence-link,.reproduction-note{margin-left:16px;margin-right:16px}.workflow-foot{gap:30px;align-items:flex-start;flex-direction:column;margin-top:32px}.workflow-foot>p{font-size:13px}.integration-path{grid-template-columns:1fr 22px 1fr 22px .8fr 22px 1fr}.path-node{padding:18px 8px;min-height:180px}.path-node h3{font-size:19px}.path-node p{font-size:10px}.path-arrow{font-size:21px}.control-answers{gap:27px 35px}.control-answers h3{font-size:25px}.control-answers p{font-size:14px}.network-intro{flex-direction:column;gap:0;margin-bottom:28px}.network-intro .customer-intro{margin-bottom:15px}.architecture-status{margin:0}.trust-map{grid-template-columns:1fr 35px 1.65fr 35px 1fr}.trust-domain{padding:18px 12px}.trust-domain h3{font-size:20px}.trust-domain p{font-size:12px}.trust-domain .domain-owner{font-size:9px}.operator-domains{gap:5px}.operator-unit{padding:13px 3px}.operator-unit strong{font-size:9px}.operator-unit>span:last-child{font-size:8px}.trust-connector{font-size:8px}.observer-domain{grid-template-columns:35px 1fr 1.4fr;gap:15px;padding:22px}.observer-domain>p{font-size:12px}.network-foot{flex-direction:column;align-items:flex-start;gap:15px}.technical-resources{gap:24px}.technical-resources h3{font-size:24px}.technical-resources p{font-size:13px}.contact-main{gap:38px;grid-template-columns:1.2fr .8fr}.contact-description{font-size:15px}.customer-contact{padding-bottom:0}html[lang=zh-Hans] .customer-heading{font-size:42px}html[lang=zh-Hans] .trust-domain h3{font-size:20px}}
@media(max-width:700px){.hero-description{font-size:15px;max-width:320px;line-height:1.65}.hero{min-height:810px}.customer-section{padding-top:44px;padding-bottom:45px}.use-cases{padding-top:32px}.customer-heading{font-size:41px;letter-spacing:-.8px;margin-bottom:21px}.customer-intro{font-size:15px;margin-bottom:29px}.use-case-grid{grid-template-columns:1fr;gap:34px}.change-diagram{min-height:240px;padding:22px 25px 18px}.change-pair{grid-template-columns:1fr 32px 1fr;gap:9px}.change-state{min-height:150px;padding:13px 5px}.change-state strong{font-size:35px}.permissions .change-state strong{font-size:21px}.change-field{font-size:12px;margin-top:23px}.use-case h3{font-size:30px;margin-top:22px}.use-case>p{font-size:15px;margin-bottom:15px}.use-case .lower-link{font-size:14px}.journey{grid-template-columns:1fr 1fr;gap:29px 22px;margin-bottom:38px}.journey h3{font-size:23px}.journey p{font-size:13px}.journey li{padding-top:21px}.rejection-example{grid-template-columns:1fr;gap:29px}.rejection-copy h3{font-size:30px}.rejection-copy .rejection-verdict{font-size:19px}.rejection-copy .case-prompt{margin-top:23px}.case-proof-header{font-size:11px}.operation-compare{padding:24px 18px}.case-result-line strong{font-size:15px}.case-result{min-height:150px}.workflow-foot{gap:13px;margin-top:29px;padding-top:23px}.workflow-foot>p{font-size:13px}.integration-path{grid-template-columns:1fr;padding:0 28px 15px;gap:0}.path-node{min-height:0;padding:22px 14px}.path-node h3{font-size:25px;margin:14px 0 8px}.path-node p{font-size:12px}.path-arrow{height:37px;line-height:37px;transform:rotate(90deg)}.path-caption{font-size:12px;text-align:left;margin-bottom:24px}.integration-controls{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:27px}.deployment-switch{width:100%}.deployment-switch button{flex:1;padding:10px;font-size:13px}.control-answers{grid-template-columns:1fr;gap:27px}.control-answers article{padding-top:22px}.control-answers h3{font-size:27px}.control-answers p{font-size:15px}.network-intro .customer-intro{margin-bottom:18px}.trust-map{display:flex;flex-direction:column;margin:0;align-items:stretch}.trust-domain{padding:25px 22px}.trust-domain h3{font-size:26px}.trust-domain p{font-size:14px}.trust-domain .domain-owner{font-size:11px}.customer-domain,.gate-domain{position:relative;padding-left:79px}.trust-domain-symbol,.network-gate-symbol{position:absolute;left:22px;top:23px}.trust-domain-symbol{gap:4px}.trust-domain-symbol span{width:15px;height:15px}.trust-domain-symbol span:after{width:20px;left:-3px}.network-gate-symbol{width:31px;height:33px}.trust-connector{flex-direction:row;height:50px;gap:14px;font-size:11px;padding:0}.trust-connector>span:first-child{transform:rotate(90deg);font-size:28px}.operator-domain{padding:25px 19px}.operator-domain>h3{margin-bottom:22px}.operator-domains{gap:9px}.operator-unit{padding:17px 4px}.operator-unit strong{font-size:11px}.operator-unit>span:last-child{font-size:9px}.operator-domain>p{font-size:14px}.observation-lines{height:38px;flex-shrink:0;width:0;align-self:center;margin:0;border-right:0}.observation-lines:after{display:none}.observer-domain{display:grid;grid-template-columns:31px 1fr;gap:17px;padding:24px 22px}.observer-domain>p{grid-column:1 / 3;font-size:14px}.observer-domain h3{font-size:25px}.observer-symbol{font-size:29px}.network-foot{margin-top:23px;gap:11px}.network-foot>p{font-size:12px}.network-foot .lower-link{font-size:13px}.technical-resources{grid-template-columns:1fr;gap:24px}.technical-resources>a{padding-top:23px}.technical-resources h3{font-size:28px}.technical-resources p{font-size:14px}.customer-resources .customer-heading{margin-bottom:29px}.contact-main{grid-template-columns:1fr;gap:30px;padding-bottom:37px}.contact-description{font-size:15px}.contact-action{gap:14px}.customer-contact{padding-bottom:0}.customer-contact .footer-links{gap:22px}.customer-contact .footer{padding:28px 0}html[lang=zh-Hans] .customer-heading{font-size:35px}html[lang=zh-Hans] .use-case h3{font-size:28px}html[lang=zh-Hans] .rejection-copy h3{font-size:27px}html[lang=zh-Hans] .trust-domain h3{font-size:24px}html[lang=zh-Hans] .technical-resources h3{font-size:27px}}
@media(prefers-reduced-motion:reduce){.case-switch button,.deployment-switch button{transition:none}}
/* Observation receives evidence from the operator and execution domains. */
.observation-lines{grid-column:1 / 6;margin:0;border:0;display:block;height:46px;--domain-side:calc((100% - 130px)/3.7)}
.observation-lines>span{position:absolute;top:0;bottom:0;width:0;border-left:1px dashed #bba78a}
.observation-lines>span:first-child{left:50%}.observation-lines>span:last-child{right:calc(var(--domain-side)/2)}
.observation-lines:after{left:50%;right:calc(var(--domain-side)/2);border-bottom:1px dashed #bba78a}
.trust-domain .domain-owner{font-size:11px;color:#8b795f}.operator-unit>span:last-child{font-size:10px;color:#8b795f}.trust-connector{font-size:10px;color:#8b795f}
@media(max-width:1200px){.observation-lines{--domain-side:calc((100% - 84px)/3.7)}}
@media(max-width:900px){.observation-lines{--domain-side:calc((100% - 70px)/3.65)}.trust-connector{font-size:9px}.operator-unit>span:last-child{font-size:9px}.trust-domain .domain-owner{font-size:10px}}
@media(max-width:700px){.observation-lines{width:100%;height:38px;margin:0}.observation-lines>span:last-child{display:none}.observation-lines:after{display:none}.trust-connector{font-size:11px}.trust-domain .domain-owner{font-size:11px}.operator-unit>span:last-child{font-size:10px}}
@media(min-width:701px) and (max-width:900px){.trust-connector>span:last-child{display:none}.operator-unit strong{font-size:10px}}

/* Paper, ink and precise diagrams. The approved three model panels stay intact. */
.customer-section{--ink:#38342e;--muted:#777064;--rule:#d4c7b5;color:var(--ink);padding-top:76px;padding-bottom:80px;border-color:var(--rule)}
.customer-heading{font-size:60px;line-height:1.06;letter-spacing:-1.4px;font-weight:400}
.customer-intro{color:var(--muted);font-size:17px;max-width:700px;margin-bottom:42px}
.use-cases{padding-top:50px;border-top:0}
.use-cases>.customer-heading{max-width:850px}
.use-case-grid{display:flex;flex-direction:column;gap:0;margin-top:46px}
.use-case{display:grid;grid-template-columns:1fr 1.25fr;align-items:center;gap:100px;padding:38px 0 40px;border-top:1px solid var(--rule)}
.use-case:last-child{padding-bottom:0}
.use-case h3{font-size:34px;letter-spacing:-.5px;margin:0 0 14px;line-height:1.16}
.use-case-copy>p{font-size:16px;line-height:1.65;color:var(--muted);margin:0 0 21px;max-width:430px}
.use-case .lower-link{font-size:13px;padding-bottom:7px;border-color:#b9ae9d;gap:24px;display:inline-flex;width:auto}
.change-diagram{display:flex;flex-direction:column;justify-content:center;padding:0 30px;min-height:180px;border:0;background:transparent}
.change-labels{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin:0 20px 20px}
.change-values{display:grid;grid-template-columns:1fr 100px 1fr;align-items:center;text-align:center;gap:8px}
.change-values>div{min-width:0;position:relative;padding:0 0 16px;border-bottom:1px solid #b7aa96}
.change-values strong{display:block;font:400 64px/1 var(--display);letter-spacing:-1px}
.change-values>div:first-child{color:#9d9385}
.change-values>div:last-child{color:#423b32;border-color:#736856}
.change-route{display:flex;align-items:center;gap:0;color:#8e8372;font-size:24px;transform:translateY(-8px)}
.change-route i{height:1px;flex:1;background:#b4a895;margin-right:-4px}
.change-field{color:#81786c;margin:17px 0 0;font-size:12px;text-align:center;line-height:1.5!important}
.permissions .change-values strong{font-size:34px;letter-spacing:-.5px}
.permissions .change-values>div{padding-bottom:21px}
.permissions .change-labels{margin-bottom:26px}
/* Preserve approved sizing, materials, labels and animation geometry. */
.model-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.customer-workflow>.customer-heading{font-size:66px;margin-bottom:46px}
.customer-workflow>.feature-grid{margin-bottom:65px}.customer-workflow .feature-art{aspect-ratio:16/11}
.customer-workflow .feature h3{font-size:31px}.customer-workflow .feature-link{margin-top:auto}.customer-workflow .feature{display:flex;flex-direction:column}.customer-workflow .feature-lead{font-size:17px;min-height:0}.customer-workflow .feature-detail{font-size:15px}
#rejection{scroll-margin-top:110px}
.rejection-example{border-top:1px solid var(--rule);padding-top:55px;grid-template-columns:.9fr 1.1fr;gap:72px;align-items:start}
.rejection-copy h3{font-size:37px;line-height:1.16;margin-top:14px;margin-bottom:19px}
.rejection-copy>p{color:var(--muted)}
.rejection-copy .rejection-verdict{color:var(--ink);font-size:19px;margin-bottom:20px}
.rejection-copy .case-prompt{margin-top:30px}
.case-switch,.deployment-switch{border:0;border-bottom:1px solid #b7aa96;border-radius:0;padding:0;gap:22px}
.case-switch button,.deployment-switch button{padding:12px 0;border-radius:0;font-size:14px;position:relative;color:var(--muted)}
.case-switch button[aria-pressed=true],.deployment-switch button[aria-pressed=true]{color:var(--ink);background:none}
.case-switch button[aria-pressed=true]:after,.deployment-switch button[aria-pressed=true]:after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:2px;background:#454039}
.case-proof{background:rgba(255,252,244,.23);border:1px solid #bdae98;border-radius:0;box-shadow:none;padding:0 25px 12px}
.case-proof-header{font-size:12px;padding:18px 0;color:var(--muted);border-color:var(--rule)}
.operation-compare{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:0;padding:10px 0 22px;align-items:stretch}
.operation-compare>span,.operation-compare>div{padding:17px 7px;border-bottom:1px solid #dacebc;display:flex;justify-content:center;align-items:center;min-width:0;text-align:center;color:var(--ink);gap:8px;flex-direction:column}
.operation-compare>.field-label{align-items:flex-start;text-align:left;font:400 13px/1.45 'DM Sans',sans-serif;color:var(--muted);padding-left:0}
.operation-compare>.compare-column{font-size:11px;color:var(--muted);border-bottom:1px solid #b8aa95;padding:9px 7px 16px}
.operation-compare>.compare-column:first-child{align-items:flex-start;padding-left:0}
.operation-compare .field-value{font:400 11px/1.4 'IBM Plex Mono',monospace;letter-spacing:-.4px;white-space:nowrap}
.operation-compare .changed{background:#e9dece;color:var(--ink)}
.operation-compare>.field-label.changed{padding-left:10px}
.operation-compare strong{font:400 38px/1 var(--display)}
.implementation-value>span{font:400 10px/1.4 'IBM Plex Mono',monospace;letter-spacing:-.25px;color:#766b5d}
.case-proof[data-outcome=matching] .changed{background:#eee5d8}
.case-result{background:transparent;min-height:147px;margin:0;border-top:1px solid #b8aa95;border-left:0;padding:21px 0 8px}
.case-result[data-outcome=matching]{background:transparent;border-color:#b8aa95}
.case-result p{color:var(--muted)}.case-result-line strong{font-size:15px}.case-result code{color:#686056}
.evidence-link{margin:12px 0 16px;padding-bottom:12px;border-color:var(--rule)}
.reproduction-note{margin:0 0 7px;color:var(--muted)}
.workflow-foot{border-color:var(--rule);gap:45px}.workflow-foot>p{color:var(--muted)}
.authority-domains{display:grid;grid-template-columns:1fr 1fr 2fr;margin-top:48px;gap:40px}
.authority-domains>span{border-top:1px solid #b1a38d;padding-top:13px;color:var(--muted);font-size:12px}
.integration-path{grid-template-columns:1fr 84px 1fr 84px .85fr 84px 1fr;padding:24px 0 32px;gap:0}
.path-node{padding:20px 0;min-height:175px;justify-content:flex-start;border:0;border-radius:0;background:none}
.path-glyph{width:70px;height:60px;stroke:#71685b;fill:var(--paper);stroke-width:1.1;stroke-linecap:round;stroke-linejoin:round}
.path-node h3{font-size:24px;line-height:1.15;margin:18px 0 10px;max-width:210px}
.path-node p{font-size:12px;color:var(--muted)}
.path-arrow{display:flex;flex-direction:column;align-items:center;color:var(--muted);font-size:10px;gap:12px;transform:translateY(-16px)}
.path-arrow i{display:block;width:100%;height:1px;background:#a89b87;position:relative}
.path-arrow i:after{content:"";position:absolute;right:0;top:-3px;width:6px;height:6px;border-right:1px solid #8c7e68;border-top:1px solid #8c7e68;transform:rotate(45deg)}
.path-caption{max-width:850px;font-size:12px;color:var(--muted);margin:0 auto 38px;text-align:center}
.integration-section[data-deployment=review] .path-node.gate{opacity:.38}
.integration-controls{margin-bottom:34px}
.control-answers{gap:0;grid-template-columns:1fr 1fr;border-top:1px solid var(--rule)}
.control-answers article{padding:29px 35px 28px 0;border:0}
.control-answers article:nth-child(even){border-left:1px solid var(--rule);padding-left:35px;padding-right:0}
.control-answers article:nth-child(n+3){border-top:1px solid var(--rule)}
.control-answers h3{font-size:28px;margin-bottom:14px;max-width:400px}
.control-answers p{font-size:14px;color:var(--muted);max-width:520px}
.network-intro{align-items:flex-start;gap:30px;margin-bottom:37px}
.network-intro .customer-intro{max-width:740px;margin-bottom:0}
.architecture-status{border:0;border-bottom:1px solid #b6a78f;border-radius:0;padding:8px 0;margin-top:0;color:var(--muted);font-size:12px}
.trust-map{display:block;margin:0;position:relative}
.network-drawing{display:block;width:100%;height:auto;overflow:visible;color:#91846f;font-family:'DM Sans',sans-serif;fill:var(--ink)}
.trust-mobile{display:none}
.network-drawing .domain-boundary{stroke:#b8aa96;stroke-dasharray:5 4;stroke-width:1;fill:none}
.network-drawing .operator-boundary{fill:#eee3d3;fill-opacity:.48}
.network-drawing .operator-enclosure{fill:#f8eee0;stroke:#b5a58c;stroke-width:1}
.network-drawing .network-line{fill:none;stroke:#8c7f6c;stroke-width:1.1;stroke-linecap:round;stroke-linejoin:round}
.network-drawing .person-head{fill:none;stroke:#8c7f6c;stroke-width:1.1}
.network-drawing .quorum-ring{fill:var(--paper);stroke:#756852;stroke-width:1.1}
.network-drawing .contract-outline{fill:none;stroke:#a0927c;stroke-width:1}
.network-drawing .observation-boundary{fill:none;stroke:#b4a58f;stroke-width:1}
.network-drawing .observation-line{stroke-dasharray:4 4}
.network-drawing .diagram-title{font-family:var(--display);font-size:23px;fill:#403a32;font-weight:400}
.network-drawing .diagram-subtitle{font-size:14px;fill:#71685c}
.network-drawing .diagram-small{font-size:12px;fill:#7c7264}
.network-drawing .operator-label{font-size:14px;fill:#4b4338;font-weight:500}
.network-principles{display:grid;grid-template-columns:1fr 1fr;gap:65px;margin-top:29px}
.network-principles p{margin:0;font-size:13px;color:var(--muted);max-width:460px}
.network-principles strong{display:block;color:#51493e;font-size:14px;font-weight:500;margin-bottom:5px}
.network-foot{border-top:1px solid var(--rule);padding-top:21px;margin-top:28px;gap:40px}
.network-foot>p{font-size:12px;color:var(--muted);max-width:620px}
.resources-layout{display:grid;grid-template-columns:1fr 1fr;gap:95px;align-items:start;margin-top:40px}
.paper-preview{display:block;min-width:0}.paper-window{height:365px;border:1px solid var(--rule);overflow:hidden;background:#eee3d3;padding:30px 35px 0}
.paper-window img{display:block;width:100%;height:auto;mix-blend-mode:multiply;transition:transform .5s}
.paper-preview:hover .paper-window img{transform:translateY(-5px)}
.paper-caption{display:flex;justify-content:space-between;gap:20px;margin-top:23px;align-items:center}
.paper-caption h3{font-size:28px;line-height:1.2;margin:0}
.paper-caption>span{font-size:23px}.paper-preview>p{font-size:14px;color:var(--muted);margin:10px 0 0}
.technical-resources{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--rule)}
.technical-resources>a{border-top:0;border-bottom:1px solid var(--rule);padding:27px 0 30px;gap:26px;transition:padding .2s}
.technical-resources>a:hover{padding-left:7px}
.technical-resources h3{font-size:30px;line-height:1.12;margin-bottom:13px}
.technical-resources p{font-size:14px;color:var(--muted);max-width:340px}
.technical-resources>a>span{font-size:20px;color:#827460}
.customer-contact{padding-bottom:0}.contact-main{gap:100px;padding-bottom:55px}
.contact-description{color:var(--muted);font-size:16px;max-width:670px}
.contact-action>.contact-cta{background:#403b33;border-radius:2px}
.customer-contact .footer{border-color:var(--rule)}
.visually-hidden{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
html[lang=zh-Hans] .customer-heading{font-size:48px;line-height:1.2;letter-spacing:0}
html[lang=zh-Hans] .network-drawing .diagram-title{font-size:21px}
html[lang=zh-Hans] .permissions .change-values strong{font-size:30px}
@media(max-width:1200px){
 .customer-heading{font-size:55px}.customer-workflow>.customer-heading{font-size:58px}.customer-workflow .feature h3{font-size:28px}.customer-workflow .feature-lead{font-size:16px}
 .use-case{gap:55px}.use-case h3{font-size:31px}.change-diagram{padding:0 15px}.rejection-example{gap:45px}.rejection-copy h3{font-size:32px}.case-proof{padding-left:20px;padding-right:20px}.operation-compare .field-value{font-size:10px}.operation-compare{grid-template-columns:1.15fr 1fr 1fr}
 .integration-path{grid-template-columns:1fr 55px 1fr 55px .85fr 55px 1fr}.path-node h3{font-size:22px}.authority-domains{gap:30px}.resources-layout{gap:60px}.paper-window{height:335px;padding:24px 26px 0}.contact-main{gap:60px}
}
@media(max-width:900px){
 .customer-section{padding-top:55px;padding-bottom:58px}.use-cases{padding-top:38px}.customer-heading{font-size:47px}.customer-intro{font-size:16px}
 .customer-workflow>.customer-heading{font-size:51px}.customer-workflow .feature h3{font-size:25px}.customer-workflow .feature-lead{font-size:15px}.customer-workflow .feature-detail{font-size:14px}
 .use-case{gap:30px;padding-top:30px;padding-bottom:31px}.use-case h3{font-size:28px}.use-case-copy>p{font-size:14px}.change-values{grid-template-columns:1fr 55px 1fr}.change-values strong{font-size:55px}.permissions .change-values strong{font-size:25px}.change-diagram{padding:0 10px}.change-labels{margin-left:5px;margin-right:5px}.change-field{font-size:10px}
 .rejection-example{grid-template-columns:1fr;gap:30px}.rejection-copy{display:grid;grid-template-columns:1.15fr 1fr;gap:0 40px;align-items:start}.rejection-copy h3{grid-row:1/3;margin-top:0;font-size:33px}.rejection-copy .rejection-verdict{grid-column:2;margin-bottom:10px;font-size:17px}.rejection-copy>p{grid-column:2;font-size:14px;margin-bottom:0}.rejection-copy .case-prompt{display:none}.case-switch{grid-column:1;margin-top:12px;justify-self:start}.case-proof{padding:0 26px 15px}.operation-compare .field-value{font-size:12px}.case-result{min-height:125px}.case-proof-header{font-size:12px}.operation-compare>.field-label{font-size:13px}.operation-compare>.compare-column{font-size:12px}
 .integration-path{grid-template-columns:1fr 33px 1fr 33px .85fr 33px 1fr}.path-node h3{font-size:20px}.path-node p{font-size:11px}.path-arrow{font-size:9px}.path-glyph{width:60px}.authority-domains{gap:25px}.authority-domains>span{font-size:10px}.control-answers h3{font-size:25px}.control-answers article{padding-right:23px}.control-answers article:nth-child(even){padding-left:23px}
 .network-intro{gap:17px;margin-bottom:28px}.network-intro .customer-intro{max-width:100%}.network-principles{gap:30px}.resources-layout{gap:35px}.paper-window{height:290px;padding:20px 15px 0}.paper-caption h3{font-size:25px}.technical-resources h3{font-size:26px}.technical-resources>a{padding-top:22px;padding-bottom:22px}.customer-contact{padding-bottom:0}
 html[lang=zh-Hans] .permissions .change-values strong{font-size:23px}
}
@media(max-width:700px){
 .customer-section{padding-top:45px;padding-bottom:46px}.use-cases{padding-top:32px}.customer-heading{font-size:42px;line-height:1.08;letter-spacing:-.8px}.customer-intro{font-size:15px;margin-bottom:28px}.use-case-grid{margin-top:30px}
 .use-case{grid-template-columns:1fr;gap:26px;padding:29px 0 31px}.use-case h3{font-size:31px}.use-case-copy>p{font-size:15px;margin-bottom:14px}.use-case .lower-link{font-size:13px}
 .change-diagram{min-height:155px;padding:8px 12px 0}.change-values{grid-template-columns:1fr 65px 1fr}.change-values strong{font-size:58px}.change-labels{margin:0 8px 19px;font-size:11px}.change-values>div{padding-bottom:12px}.change-field{font-size:11px;margin-top:15px}.permissions .change-values strong{font-size:29px}.permissions .change-values>div{padding-bottom:17px}
 .customer-workflow>.customer-heading{font-size:43px;margin-bottom:32px}.customer-workflow>.feature-grid{margin-bottom:43px}.customer-workflow .feature h3{font-size:31px}.customer-workflow .feature-lead{font-size:16px}.customer-workflow .feature-detail{font-size:14px}
 .rejection-example{padding-top:34px;gap:28px}.rejection-copy{display:block}.rejection-copy h3{font-size:30px;margin-bottom:17px}.rejection-copy .rejection-verdict{font-size:18px;margin-bottom:15px}.rejection-copy>p{font-size:15px;margin-bottom:21px}.case-switch{margin-top:0}.case-switch button{font-size:14px}
 .case-proof{padding:0 13px 13px}.case-proof-header{font-size:10px;padding:14px 0}.operation-compare{grid-template-columns:.95fr 1fr 1fr;padding:6px 0 17px}.operation-compare>span,.operation-compare>div{padding:15px 4px}.operation-compare>.field-label{font-size:10px}.operation-compare>.field-label.changed{padding-left:5px}.operation-compare>.compare-column{font-size:10px;padding-bottom:12px}.operation-compare .field-value{font-size:9px;letter-spacing:-.6px}.operation-compare strong{font-size:32px}.implementation-value>span{font-size:8px;letter-spacing:-.4px}.case-result{min-height:150px;padding-top:19px}.case-result-line strong{font-size:14px}.case-result p{font-size:12px}.case-result code{font-size:10px}.evidence-link{font-size:12px}.reproduction-note{font-size:11px}.workflow-foot{gap:18px;margin-top:29px}.workflow-foot>p{font-size:12px}
 .authority-domains{display:none}.integration-path{display:flex;flex-direction:column;gap:0;padding:0 0 25px;margin-top:30px;align-items:stretch}.path-node{display:grid;grid-template-columns:65px 1fr;min-height:0;padding:20px 8px;text-align:left;border-top:1px solid var(--rule);align-items:center;column-gap:20px}.path-glyph{grid-row:1/3;width:60px;height:53px}.path-node h3{font-size:26px;margin:0 0 6px;max-width:none}.path-node p{font-size:12px;margin:0}.path-arrow{transform:none;flex-direction:row;height:42px;gap:12px;justify-content:flex-start;padding-left:40px;font-size:10px}.path-arrow i{order:-1;width:1px;height:27px}.path-arrow i:after{right:-3px;top:auto;bottom:0;transform:rotate(135deg)}.path-caption{text-align:left;margin-bottom:24px;font-size:11px;line-height:1.7}.integration-controls{gap:18px;margin-bottom:27px}.deployment-switch{width:auto;max-width:100%;gap:22px}.deployment-switch button{padding:10px 0;font-size:12px}
 .control-answers{display:flex;flex-direction:column}.control-answers article,.control-answers article:nth-child(even){padding:23px 0;border-left:0;border-top:0;border-bottom:1px solid var(--rule)}.control-answers article:last-child{border-bottom:0;padding-bottom:0}.control-answers h3{font-size:27px}.control-answers p{font-size:14px}
 .network-intro{gap:14px;margin-bottom:29px}.network-intro .customer-intro{margin-bottom:0}.architecture-status{margin-top:0;font-size:11px;padding-bottom:7px}.trust-desktop{display:none}.trust-mobile{display:block}.network-principles{grid-template-columns:1fr;gap:19px;margin-top:25px}.network-principles p{font-size:13px}.network-foot{gap:16px;margin-top:23px;padding-top:19px}.network-foot>p{font-size:11px}.network-foot .lower-link{font-size:12px}
 .resources-layout{grid-template-columns:1fr;gap:31px;margin-top:28px}.paper-window{height:285px;padding:24px 25px 0}.paper-caption{margin-top:19px}.paper-caption h3{font-size:28px}.paper-preview>p{font-size:13px}.technical-resources>a{padding:23px 0}.technical-resources h3{font-size:28px}.technical-resources p{font-size:14px}
 .contact-main{gap:28px;padding-bottom:37px}.contact-description{font-size:15px}.customer-contact{padding-bottom:0}
 html[lang=zh-Hans] .customer-heading{font-size:35px}html[lang=zh-Hans] .customer-workflow>.customer-heading{font-size:36px}html[lang=zh-Hans] .customer-workflow .feature h3{font-size:27px}html[lang=zh-Hans] .permissions .change-values strong{font-size:26px}html[lang=zh-Hans] .network-drawing .diagram-title{font-size:21px}
}
@media(prefers-reduced-motion:reduce){.paper-window img,.technical-resources>a{transition:none}.paper-preview:hover .paper-window img{transform:none}}
/* Keep the retained panel's original typography and spacing as well as its models. */
.customer-workflow{color:#332f2a;padding-top:72px;padding-bottom:76px}
.customer-workflow>.customer-heading{line-height:1.08;letter-spacing:-1.2px}
html[lang=zh-Hans] .customer-workflow>.customer-heading{line-height:1.2;letter-spacing:0}
@media(max-width:900px){.customer-workflow{padding-top:56px;padding-bottom:59px}}
@media(max-width:700px){.customer-workflow{padding-top:44px;padding-bottom:45px}.customer-workflow>.customer-heading{letter-spacing:-.8px}}

/* Ivory research plates. The hero and approved model trio keep their original palette. */
.integration-section,.network-section{--paper:#fdf9f2;--ink:#333330;--muted:#7b7b75;--rule:#dedcd5;background:var(--paper);border-color:var(--rule)}
.customer-workflow>.feature-grid{margin-bottom:0}
.authorization-flow{position:relative;margin:34px 0 6px;width:100%;min-width:0}
.flow-drawing{display:block;width:100%;height:auto;overflow:visible;font-family:var(--ui);fill:#383a3b}
.flow-mobile{display:none}
.flow-drawing .system-icon{fill:var(--paper);stroke:#687179;stroke-width:1.45;stroke-linecap:round;stroke-linejoin:round}
.flow-ribbon{fill:none;stroke-linecap:round}
.flow-particle{fill:#6a7c8b;pointer-events:none}
.flow-inlet{fill:#8b9ba8}
.flow-hub{fill:var(--paper);stroke:#7d858a;stroke-width:1.3}
.flow-endpoint{fill:var(--paper);stroke:#9ca3a5;stroke-width:1.1}
.hub-orbit{fill:none;stroke:#b1b9bd;stroke-width:.85;opacity:.35}
.inner-orbit{opacity:.55}
.flow-input-title{font-size:18px;fill:#393b3c;font-weight:400}
.flow-input-caption{font-size:12px;fill:#7d807c}
.flow-hub-title{font:400 26px var(--display);fill:#353737}
.flow-node-title{font:400 22px var(--display);fill:#3c3d3c}
.flow-route-label{font-size:11px;fill:#8d9295}
.flow-gate,.enforced-route{transition:opacity .45s ease}
.review-bypass{opacity:0;transition:opacity .45s ease;pointer-events:none}
.bypass-line{fill:none;stroke:#989c9e;stroke-width:1.2;stroke-dasharray:4 5}
.integration-section[data-deployment=review] .enforced-route{opacity:.13}
.integration-section[data-deployment=review] .enforced-route .flow-particle{visibility:hidden}
.integration-section[data-deployment=review] .flow-gate{opacity:.35}
.integration-section[data-deployment=review] .review-bypass{opacity:1}
.integration-section[data-deployment=review] .flow-route-label{opacity:.3}
.mobile-hub-caption-bg{fill:var(--paper)}
.integration-section .path-caption{color:#92928a;margin:0 0 35px}
.integration-section .deployment-switch,.integration-section .lower-link{border-color:#b6b8b2}
.integration-section .control-answers{border-color:var(--rule)}
.integration-section .control-answers article{border-color:var(--rule)}
.research-architecture{margin:38px 0 0;padding:0}
.architecture-drawing{display:block;width:100%;height:auto;overflow:visible;font-family:'IBM Plex Mono','PingFang SC',monospace;fill:#434441}
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html[lang=zh-Hans] .arch-label-small{font-size:13px}
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/* Website adaptation of the supplied whitepaper figure: grayscale, square modules. */
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html[lang=zh-Hans] .copperplate-architecture .arch-label,html[lang=zh-Hans] .copperplate-architecture .arch-label-small{font-size:14px}
@media(max-width:700px){
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/* Restore the original footer's generous first column and quieter masthead. */
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.directory-bottom{padding-top:40px}.directory-socials{gap:14px}.directory-socials a{width:44px;height:44px}
html[lang=zh-Hans] .directory-community h3{font-family:var(--ui);font-size:25px;line-height:1.35;font-weight:400}
@media(max-width:1000px){.directory-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:36px;padding-bottom:64px}.directory-community{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:18px 36px}.directory-community .directory-label{grid-column:1/-1;margin-bottom:0}.directory-community .community-contact{margin-top:0;justify-self:end;flex-direction:row;align-items:center}.directory-link{font-size:16px}}
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/* Complete hand-engraved illustrations with selectable bilingual labels. */
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/* A continuous editorial sequence: parchment, an engraved chapter, ivory research. */
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html[lang=zh-Hans] .chapter-copy .customer-intro{max-width:370px;line-height:1.9}
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@media(min-width:1700px){.chapter-art{width:1740px;right:calc((100vw - 1700px)/2 - 280px);bottom:-75px}.engraved-chapter{min-height:670px;padding-top:125px}.chapter-copy .customer-heading{font-size:92px}.network-section::before{left:max(64px,calc((100% - 1440px)/2));right:max(64px,calc((100% - 1440px)/2))}}
@media(max-width:1200px){.use-cases{gap:48px;grid-template-columns:minmax(0,.85fr) minmax(0,1.8fr)}.use-case-intro .customer-heading{font-size:47px}.use-cases .use-case{gap:24px}.use-cases .use-case h3{font-size:26px}.use-cases .use-case-copy>p{font-size:13px}.use-cases .change-values strong{font-size:42px}.use-cases .permissions .change-values strong{font-size:19px}.use-cases .change-values{grid-template-columns:1fr 26px 1fr}.chapter-copy .customer-heading{font-size:74px;max-width:660px}.chapter-art{width:1390px;right:-280px}.network-section::before{left:42px;right:42px}html[lang=zh-Hans] .use-case-intro .customer-heading{font-size:39px}html[lang=zh-Hans] .use-cases .permissions .change-values strong{font-size:19px}}
@media(max-width:900px){.use-cases{grid-template-columns:1fr;gap:36px;padding-top:55px;padding-bottom:58px}.use-case-intro{position:static}.use-case-intro .customer-heading{max-width:620px;font-size:49px}.use-case-intro .customer-intro{max-width:500px}.use-cases .use-case{gap:54px;padding-top:27px;padding-bottom:27px;grid-template-columns:1.1fr 1fr}.use-cases .use-case h3{font-size:29px}.use-cases .use-case-copy>p{font-size:15px}.use-cases .change-values strong{font-size:50px}.use-cases .permissions .change-values strong{font-size:25px}.engraved-chapter{min-height:580px;padding-top:78px;padding-bottom:215px}.chapter-art{width:1200px;right:-280px;bottom:-55px;opacity:.61}.chapter-copy .customer-heading{font-size:65px;max-width:610px}.chapter-copy .customer-intro{font-size:16px;max-width:380px}.integration-body{padding-top:10px;padding-bottom:59px}.network-section{padding-top:56px}.network-section::before{left:32px;right:32px}.customer-contact{padding-top:56px}.customer-contact .contact-main{padding-bottom:45px}html[lang=zh-Hans] .use-case-intro .customer-heading{font-size:42px}html[lang=zh-Hans] .chapter-copy .customer-heading{font-size:53px}html[lang=zh-Hans] .use-cases .permissions .change-values strong{font-size:24px}}
@media(max-width:700px){.use-cases{padding-top:38px;padding-bottom:45px;gap:28px}.use-case-intro .customer-heading{font-size:42px;max-width:100%;letter-spacing:-.8px;margin-bottom:21px}.use-case-intro .customer-intro{font-size:15px}.use-cases .use-case{grid-template-columns:1fr;gap:25px;padding-top:28px;padding-bottom:30px}.use-cases .use-case h3{font-size:30px}.use-cases .use-case-copy>p{font-size:15px;max-width:100%}.use-cases .use-case .lower-link{font-size:13px}.use-cases .change-diagram{max-width:310px;width:100%;margin:0 auto}.use-cases .change-labels{font-size:11px;margin-bottom:14px}.use-cases .change-values{grid-template-columns:1fr 45px 1fr;gap:6px}.use-cases .change-values strong{font-size:45px}.use-cases .permissions .change-values strong{font-size:24px}.use-cases .change-field{font-size:11px}.engraved-chapter{min-height:560px;padding-top:66px;padding-bottom:215px}.chapter-copy .customer-heading{font-size:49px;letter-spacing:-1px;line-height:1.06;margin-bottom:25px;max-width:100%}.chapter-copy .customer-intro{font-size:15px;max-width:270px}.chapter-art{width:920px;right:-370px;bottom:-15px;opacity:.59;mask-image:linear-gradient(90deg,transparent,#000 35%);-webkit-mask-image:linear-gradient(90deg,transparent,#000 35%)}.engraved-chapter::after{height:90px}.integration-body{padding-top:0;padding-bottom:45px}.integration-body>.authorization-flow{margin-top:0}.network-section{padding-top:45px}.network-section::before{left:27px;right:27px}.customer-contact{padding-top:45px}html[lang=zh-Hans] .use-case-intro .customer-heading{font-size:35px}html[lang=zh-Hans] .chapter-copy .customer-heading{font-size:43px;line-height:1.22}html[lang=zh-Hans] .chapter-copy .customer-intro{max-width:255px}html[lang=zh-Hans] .use-cases .use-case h3{font-size:28px}html[lang=zh-Hans] .use-cases .permissions .change-values strong{font-size:24px}}
@media(prefers-reduced-motion:reduce){.engraved-chapter.reveal-ready .customer-heading,.engraved-chapter.reveal-ready .customer-intro{opacity:1!important;transform:none!important;transition:none!important}}

/* A small return to the hero's torn paper and live code at the closing edge. */
.customer-contact{overflow:hidden}
.site-directory{position:relative;isolation:isolate}
.footer-rift{position:absolute;z-index:1;pointer-events:none;left:calc((100vw - 100%)/-2);bottom:0;width:420px;height:230px;overflow:hidden;mask-image:linear-gradient(to right,#000 65%,transparent),linear-gradient(to bottom,transparent,#000 28%);mask-composite:intersect}
.footer-rift>img{position:absolute;left:0;top:-140px;width:836px;height:470.5px;max-width:none;transform:scaleX(-1)}
.footer-code{position:absolute;inset:0;width:420px;height:230px}
.directory-bottom{position:relative;min-height:100px}
.directory-bottom small{margin-left:42%;white-space:nowrap}
.directory-socials{margin-left:auto}
.contact-action>.contact-cta{position:relative;isolation:isolate;background:#37342e;color:#fff9eb;border:1px solid #504a3c;border-radius:1px;box-shadow:inset 0 0 0 3px #f0e5cc,inset 0 0 0 4px #78705f;min-height:68px;padding:22px 26px;transition:background .25s,color .25s}
.contact-action>.contact-cta::before{content:"";position:absolute;inset:5px;z-index:-1;pointer-events:none;background:repeating-linear-gradient(24deg,transparent 0 2px,#e3d5b831 2.2px 2.7px,transparent 3px 5px),repeating-linear-gradient(154deg,transparent 0 4px,#e3d5b826 4.2px 4.7px,transparent 5px 8px);mask-image:linear-gradient(90deg,#000,rgba(0,0,0,.3) 30%,rgba(0,0,0,.4) 65%,#000)}
.contact-action>.contact-cta:hover{background:#4d473b;color:#fffbed}
.contact-action>.contact-cta:focus-visible{outline:2px solid #655c49;outline-offset:5px}
@media(max-width:1000px){.footer-rift{transform:scale(.8);transform-origin:left bottom}.directory-bottom small{margin-left:34%}}
@media(max-width:600px){.footer-rift{transform:translateX(-18px) scale(.5);bottom:0}.directory-bottom{padding-top:28px;min-height:150px;flex-direction:column;align-items:flex-end;justify-content:flex-start;gap:20px}.directory-bottom small{margin-left:0;margin-right:2px;font-size:11px}.directory-socials{margin-left:0;gap:8px}.directory-socials a{width:36px;height:36px}.contact-action>.contact-cta{width:100%;max-width:none}}

/* Show only the torn aperture and its narrow paper lip; no surrounding illustration. */
.footer-rift>img{mask-image:url("assets/footer-tear-mask.svg");mask-size:100% 100%;mask-repeat:no-repeat}

/* Keep the torn aperture above the divider, with footer controls above both. */
.directory-bottom>small,.directory-bottom>.directory-socials{position:relative;z-index:2}

/* Final rhythm pass. Deliberately scoped away from the hero and retained models. */
.use-cases{padding-top:72px;padding-bottom:72px}
.use-cases .use-case-copy>p{font-size:15px;line-height:1.7;margin-bottom:20px}
.use-cases .change-field{font-size:11px}
.use-cases .lower-link,.integration-controls .lower-link,.network-foot .lower-link,.contact-action>.lower-link{display:inline-flex;align-items:center;justify-content:space-between;gap:24px;min-height:44px;padding:8px 0 10px;font-size:14px;line-height:1.5;border-bottom:1px solid #b9b0a1}
.use-cases .lower-link>span[aria-hidden],.integration-controls .lower-link>span[aria-hidden],.network-foot .lower-link>span[aria-hidden],.contact-action>.lower-link>span[aria-hidden]{font-size:20px;line-height:1;flex-shrink:0}
.integration-controls{margin-bottom:32px}
.integration-body .control-answers h3{max-width:none;line-height:1.2;margin-bottom:16px}
.integration-body .control-answers p{font-size:15px;line-height:1.75;margin:0;max-width:55ch}
.integration-body .control-answers article{padding-top:32px;padding-bottom:32px}
.network-section{padding-top:72px;padding-bottom:72px}
.network-intro{margin-bottom:32px;align-items:flex-start}
.network-intro .architecture-status{flex-shrink:0;white-space:nowrap}
.network-section .research-architecture{margin-top:32px}
.network-section .network-principles{margin-top:32px;gap:64px}
.network-section .network-principles p{font-size:14px;line-height:1.7}
.network-section .network-principles strong{margin-bottom:8px}
.network-foot{margin-top:32px;padding-top:24px}
.customer-contact{padding-top:72px}
.customer-contact .contact-main{padding-bottom:32px;gap:80px}
.contact-description{line-height:1.75}
.site-directory{margin-top:64px}
.footer-rift{mask-image:none;-webkit-mask-image:none}
.use-cases a:focus-visible,.integration-body a:focus-visible,.network-section a:focus-visible,.site-directory a:focus-visible{outline:2px solid #857761;outline-offset:5px}
@media(max-width:1200px){.use-cases .use-case-copy>p{font-size:14px}.use-cases .lower-link{font-size:13px;gap:16px}.customer-contact .contact-main{gap:48px}}
@media(max-width:900px){.use-cases,.network-section{padding-top:56px;padding-bottom:56px}.customer-contact{padding-top:56px}.customer-contact .contact-main{gap:32px}.site-directory{margin-top:48px}.network-section .network-principles{gap:32px}.network-intro{margin-bottom:28px}}
@media(max-width:700px){
 .use-cases{padding-top:40px;padding-bottom:48px}.use-cases .use-case-copy>p{font-size:15px;margin-bottom:16px}
 .integration-controls{margin-bottom:24px}.integration-body .control-answers article{padding:24px 0}.integration-body .control-answers article:last-child{padding-bottom:0}.integration-body .control-answers h3{margin-bottom:14px}.integration-body .control-answers p{font-size:14px;line-height:1.8}
 .network-section{padding-top:48px;padding-bottom:48px}.network-section .research-architecture{margin-top:24px}.network-section .network-principles{margin-top:24px;gap:24px}.network-intro{margin-bottom:24px}.network-foot{margin-top:24px;padding-top:20px}
 .customer-contact{padding-top:48px}.customer-contact .contact-main{padding-bottom:24px;gap:28px}.site-directory{margin-top:40px}
}