:root{--paper:#f7f6f0;--ink:#253c32;--muted:#5f6b62;--green:#2b5b4b;--line:#dcded2;--accent:#ad7850;--serif:"Songti SC","STSong","Noto Serif CJK SC",serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:28px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,iframe:focus-visible{outline:3px solid var(--accent);outline-offset:5px}a{transition:color .18s,background .18s,transform .18s}.wrap{width:min(1280px,calc(100% - 96px));margin-inline:auto}.skip-link{position:fixed;z-index:100;top:-80px;left:16px;padding:12px 20px;background:var(--green);color:white}.skip-link:focus{top:12px}.site-header{height:108px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid 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.eyebrow{grid-column:1/-1;margin-bottom:20px}h2{font-size:36px;line-height:1.45;font-weight:500;letter-spacing:-1px;margin-bottom:0}.section-heading>p:last-child{color:var(--muted);font-size:14px;line-height:1.95;margin:0 0 6px}.feature-section{padding-block:35px 85px;border-top:1px solid var(--line)}.features{display:grid;grid-template-columns:repeat(3,1fr);gap:42px;margin-top:48px}.feature{border-top:1px solid #bfcaba;padding-top:20px}.feature-top{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:24px}.feature-top span{font-size:9px;letter-spacing:1.5px;color:#657360}.feature-top svg{width:49px;height:49px;stroke:#658067;stroke-width:1.3;overflow:visible}.feature h3{font-size:19px;font-weight:550;margin-bottom:12px}.feature p{font-size:13px;line-height:1.95;color:var(--muted);margin-bottom:0;max-width:330px}.workflow-section{background:#e9ece2;padding-block:72px}.workflow-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px}.workflow-layout h2{font-size:34px}.workflow-layout .text-link{margin-top:22px}.steps{list-style:none;padding:0;margin:0}.steps li{display:flex;gap:26px;padding:22px 0;border-top:1px solid #cbd2c2}.steps li:first-child{padding-top:0;border-top:0}.steps li:last-child{padding-bottom:0}.steps li>span{font-size:11px;color:#6d805f;padding-top:4px}.steps h3{font-size:17px;font-weight:550;margin:0 0 7px}.steps p{font-size:13px;color:var(--muted);line-height:1.9;margin:0}.closing{text-align:center;padding-block:83px 78px}.closing .eyebrow{margin-bottom:18px}.closing h2{font-size:35px;margin-bottom:28px}.closing>p:last-child{font-size:11px;color:var(--muted);margin:17px 0 0}.site-footer{border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;min-height:108px;font-size:11px;color:var(--muted)}.footer-brand{font-size:14px;color:var(--ink)}.site-footer p{margin:0}.site-footer>div{display:flex;gap:24px}.site-footer a{min-height:44px;display:inline-flex;align-items:center}.site-footer a:hover{color:var(--green)}
@media(min-width:1450px){.hero{gap:90px}.preview-frame{height:520px}}
@media(max-width:1100px){.wrap{width:calc(100% - 64px)}.hero{gap:30px;padding-block:65px}.hero-actions{gap:14px}.hero-facts{gap:20px}.hero-facts>div+div{padding-left:20px}.preview-frame{height:480px}.features{gap:26px}.workflow-layout{gap:55px}.visual-bottom>span:last-child{display:none}}
@media(max-width:800px){.site-header{height:88px}.wrap{width:calc(100% - 40px)}nav{gap:18px}nav>a:not(.nav-action){display:none}.hero{grid-template-columns:1fr;gap:52px;padding-block:55px 65px;min-height:0}.hero-copy{max-width:590px}h1{font-size:52px}.hero-copy>.eyebrow{font-size:8px}.hero-facts{max-width:480px;margin-top:25px}.hero-note{margin-bottom:0}.hero-visual{max-width:660px;width:100%;margin-inline:auto}.preview-frame{height:520px}.visual-bottom>span:last-child{display:block}.section-heading{grid-template-columns:1fr;gap:22px}h2{font-size:30px}.features{grid-template-columns:1fr;gap:30px;margin-top:35px}.feature{display:grid;grid-template-columns:100px 1fr;column-gap:20px}.feature-top{grid-row:span 2;display:flex;flex-direction:column;gap:25px;margin:0}.feature h3{font-size:18px}.feature p{max-width:none}.feature-section{padding-block:35px 55px}.workflow-layout{grid-template-columns:1fr;gap:38px}.workflow-section{padding-block:50px}.workflow-layout h2{font-size:30px}.closing{padding-block:58px}.closing h2{font-size:28px}.site-footer{flex-wrap:wrap;padding-block:24px;gap:12px}.site-footer>div{width:100%;justify-content:space-between}.site-footer p{font-size:10px}}
@media(max-width:400px){.wrap{width:calc(100% - 32px)}.brand{font-size:16px}.brand small{font-size:6px;letter-spacing:1.4px}.brand img{width:30px;height:30px}nav .nav-action{padding:8px 11px;font-size:12px;gap:12px}h1{font-size:45px}.intro{font-size:14px}.hero-actions{gap:12px}.button{padding-inline:18px;gap:18px}.text-link{font-size:12px}.hero-visual{padding:11px}.preview-frame{height:470px}.visual-bottom{font-size:8px}.hero-facts span{font-size:10px}.hero-facts>div+div{padding-left:16px}.closing h2{font-size:25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}a{transition:none}.primary:hover{transform:none}}

/* Source attribution and site filing information. */
.site-footer{flex-wrap:wrap;padding-block:22px;gap:8px 20px}.site-footer>div{flex-wrap:wrap}.site-footer>.footer-filing{flex-basis:100%;justify-content:center;align-items:center;gap:8px 24px;border-top:1px solid var(--line);padding-top:12px;margin-top:6px;font-size:12px}.footer-filing span{line-height:1.8}@media(max-width:800px){.site-footer>.footer-filing{justify-content:flex-start;gap:4px 20px}}

.hero-copy>.project-credit{display:inline-block;margin:0 0 25px;padding:9px 13px;border:1px solid #b8c9b6;border-left:3px solid var(--green);border-radius:5px;background:#edf1e7;font-size:13px;line-height:1.8;color:#365540;letter-spacing:0}.project-credit a{font-weight:650;text-decoration:underline;text-underline-offset:3px}.project-credit a:hover{color:var(--accent)}.project-credit a span{margin-left:3px}@media(max-width:400px){.hero-copy>.project-credit{font-size:12px;padding:8px 10px}}

/* Translated copy can wrap without hiding navigation or primary actions. */
#homeLanguage{min-height:44px;max-width:128px;border:1px solid var(--line);border-radius:8px;padding:8px;background:var(--panel,#fffdf9);color:var(--ink);font:inherit;font-size:13px;cursor:pointer}#homeLanguage:focus-visible{outline:2px solid var(--green);outline-offset:3px}.site-header{height:auto;min-height:100px;flex-wrap:wrap;gap:12px;padding-block:16px}.site-header nav{flex-wrap:wrap}.hero-actions,.hero-facts{flex-wrap:wrap}html[lang=en] h1{font-size:clamp(40px,4.8vw,68px);line-height:1.12;letter-spacing:-1.4px}html[lang=en] h2{line-height:1.25}html[lang=en] .hero-facts>div{max-width:240px}html[lang=en] .brand{letter-spacing:0}.button,.nav-action{white-space:normal;text-align:center}html[lang=en] .site-footer>div{flex-wrap:wrap}@media(max-width:800px){.site-header{min-height:88px}.site-header nav{gap:8px;margin-left:auto}#homeLanguage{max-width:106px}.site-header .nav-action{font-size:12px}.hero-facts{gap:18px}html[lang=en] .hero-facts>div+div{padding-left:0;border-left:0}}