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/* Research-led company copy and the original ZHANSHEN X product visuals. */
.hero-description{max-width:440px;font-size:14px;line-height:2.1;letter-spacing:.02em}
.about-grid{grid-template-columns:1fr 1.03fr;gap:8%}
.about h2{font-size:clamp(32px,3.1vw,46px)}
.about-copy p{font-size:14px;line-height:2.05;color:#576a5c}
.about-copy .lead{font-size:20px;line-height:1.9;color:#284435}
.company-definition{font-size:12px;line-height:2;color:#516555;margin-top:30px;letter-spacing:.03em}
.company-definition span{font-size:10px;color:#7d8b78}
.section-label,.product-eyebrow,.research-principles>div>span{font-family:"SFMono-Regular",Consolas,"PingFang SC",monospace}
.research-principles{display:grid;grid-template-columns:repeat(5,1fr);border-top:1px solid var(--line);padding-top:31px;margin-top:47px;gap:16px}
.research-principles>div{padding-left:18px;border-left:1px solid var(--line)}
.research-principles>div:first-child{padding-left:0;border-left:0}
.research-principles>div>span{font-size:8px;letter-spacing:.06em;color:#7a8a74}
.research-principles h3{font-size:16px;line-height:1.6;margin:12px 0 7px;letter-spacing:.05em}
.research-principles p{font-size:10px;line-height:1.8;color:#75836f;margin:0}
.research-panel p{font-size:13px;line-height:2}
.research-workbench{min-height:520px}
.products{background:#f1f1e9}
.product-showcase{display:grid;grid-template-columns:1.55fr 1fr;gap:40px;align-items:start}
.product-card-portrait{margin-top:88px}
.product-picture{display:block;position:relative;overflow:hidden;background:#111613}
.product-picture img{width:100%;height:auto;transition:transform .6s ease}
.product-picture:hover img{transform:scale(1.025)}
.product-card-wide .product-picture{aspect-ratio:1672/941}
.product-card-portrait .product-picture{aspect-ratio:1122/1402}
.product-card-wide .product-picture img{aspect-ratio:1672/941}
.product-card-portrait .product-picture img{aspect-ratio:1122/1402}
.image-zoom{position:absolute;right:17px;bottom:17px;border:1px solid #ffffff70;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:white;font-size:19px;background:#16241e66}
.product-description{padding-top:25px}
.product-eyebrow{font-size:9px;letter-spacing:.07em;color:#79846e;line-height:1.7}
.product-description h3{font-family:var(--serif);font-size:29px;margin:12px 0 11px;line-height:1.5}
.product-description p{font-size:13px;line-height:2;color:#6a7761;max-width:510px}
.product-description .text-link{margin-top:9px}
.interview-excerpt{margin-top:65px;border-top:1px solid #cbd3c3;padding-top:40px;display:grid;grid-template-columns:1fr 1.55fr;gap:45px;scroll-margin-top:30px}
.interview-excerpt h3{font-family:var(--serif);font-size:26px;line-height:1.65;margin:14px 0 0}
.interview-excerpt blockquote{font-family:var(--serif);font-size:24px;line-height:1.8;margin:0 0 16px;color:#36513d}
.interview-excerpt p{font-size:13px;line-height:2;color:#71816a;margin:0}
@media(max-width:1080px){.research-principles{gap:10px}.research-principles>div{padding-left:12px}.research-principles p{font-size:9px}.product-showcase{gap:27px}.research-workbench{min-height:550px}.interview-excerpt{gap:28px}.interview-excerpt blockquote{font-size:22px}}
@media(max-width:760px){.hero-description{max-width:340px;font-size:12px;line-height:2.1}.about-grid{grid-template-columns:1fr;gap:23px}.about h2{font-size:32px}.about-copy p{font-size:13px}.about-copy .lead{font-size:17px}.company-definition{margin-top:23px}.research-principles{grid-template-columns:repeat(2,1fr);gap:27px 20px;margin-top:34px;padding-top:27px}.research-principles>div,.research-principles>div:first-child{padding-left:12px;border-left:1px solid var(--line)}.research-principles p{font-size:10px}.research-principles>div:last-child{grid-column:1/-1}.research-panel p{font-size:12px}.research-workbench{min-height:490px}.product-showcase{grid-template-columns:1fr;gap:35px}.product-card-portrait{margin-top:0}.product-card-portrait .product-picture{max-width:390px}.product-description{padding-top:20px}.product-description h3{font-size:25px}.product-description p{font-size:12px}.interview-excerpt{grid-template-columns:1fr;gap:24px;margin-top:40px;padding-top:30px}.interview-excerpt h3{font-size:24px}.interview-excerpt blockquote{font-size:21px}.interview-excerpt p{font-size:12px}}
@media(prefers-reduced-motion:reduce){.product-picture:hover img{transform:none}}

/* Editorial imagery and the clean-environment detail page. */
.editorial-figure{background:#e9eee5;overflow:hidden}
.editorial-figure img{width:100%;height:auto;object-fit:cover}
.editorial-figure figcaption{display:flex;justify-content:space-between;gap:16px;padding:17px 22px;background:#f0f3ec;font-size:10px;line-height:1.8;letter-spacing:.04em;color:#5c705b}
.editorial-figure figcaption>span:first-child{font-family:Georgia,serif;font-size:10px;letter-spacing:.1em}
.page-visual{margin-top:38px}
.page-visual>img{height:clamp(320px,33vw,470px);object-position:center 52%}
.collaboration-visual>img{height:auto;max-height:570px;object-position:center 44%}
.brand-visual>img{height:auto;max-height:580px;object-fit:contain;background:#151b1d}
.texture-visual>img{object-position:center 48%}
.clean-visual>img{height:clamp(340px,37vw,500px);object-position:65% center}
.business-editorial{display:grid;grid-template-columns:.85fr 1.15fr;gap:5%;align-items:start}
.business-visual{position:sticky;top:126px}
.business-visual>img{height:480px;object-position:43% center}
.business-editorial .business-list summary{gap:20px}
.business-editorial .business-list h3{font-size:25px}
.business-editorial .business-description{padding-left:43px;padding-right:0}
.quality-link{display:block;padding:0 8px 8px 0;height:100%}
.quality-link:hover h3{color:#a05b42}
.quality-row .quality-link-more{display:flex;align-items:center;gap:26px;width:max-content;margin-top:15px;padding-bottom:5px;border-bottom:1px solid #7e9172;font-size:10px;letter-spacing:.03em;color:var(--ink)}
.quality-link-more i{font-style:normal;font-size:17px}
.environment-principles{background:#193d32;color:#f1f3e8;scroll-margin-top:100px}
.environment-principles .section-label{color:#afc1ad;border-color:#456052}
.environment-principles h2{font-size:36px;margin-bottom:35px}
.environment-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 6%}
.environment-grid article{padding:32px 0;border-top:1px solid #456052}
.environment-grid .environment-photo{display:block;width:100%;height:auto;aspect-ratio:1672/941;object-fit:cover;margin:20px 0 26px;background:#dce4da}
.environment-number{font:10px/1.8 "SFMono-Regular",Consolas,monospace;letter-spacing:.08em;color:#c7d7b4}
.environment-grid h3{font:500 27px/1.5 var(--serif);margin:18px 0 15px}
.environment-grid p{font-size:14px;line-height:2.1;color:#d0ddca;margin:0 0 20px;max-width:530px}
.environment-grid small{font-size:10px;letter-spacing:.07em;color:#afc1ad}
.environment-note{font-size:11px;color:#6a7e62;border-top:1px solid #ccd7c6;padding-top:24px;margin:13px 0 0}
.environment-evidence h2{font-size:36px;margin-bottom:38px}
.evidence-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px;margin-bottom:36px}
.evidence-card{min-width:0;border-top:1px solid #9baa90;padding-top:25px}
.evidence-kicker{font:9px/1.8 "SFMono-Regular",Consolas,monospace;letter-spacing:.09em;color:#728269;margin:0 0 22px}
.evidence-card h3{font:500 26px/1.5 var(--serif);margin:0 0 10px}
.evidence-code{font:11px/1.9 "SFMono-Regular",Consolas,monospace;color:#67785f;overflow-wrap:anywhere;min-height:42px;margin:0 0 20px}
.evidence-card dl{margin:0}
.evidence-card dl>div{display:grid;grid-template-columns:76px minmax(0,1fr);gap:10px;padding:13px 0;border-top:1px solid var(--line);font-size:12px;line-height:1.9}
.evidence-card dt{color:#75816e}
.evidence-card dd{margin:0;color:#3e5840;overflow-wrap:anywhere}
.evidence-context{color:#7c8875;font-size:10px}
.evidence-summary{font-size:12px;line-height:2;color:#687660;margin:20px 0 0}
@media(max-width:1080px){.evidence-grid{grid-template-columns:1fr;gap:35px}.evidence-code{min-height:0}.evidence-card dl>div{grid-template-columns:100px minmax(0,1fr)}}
@media(max-width:760px){.environment-evidence h2{font-size:30px;margin-bottom:28px}.evidence-card h3{font-size:25px}.evidence-card dl>div{grid-template-columns:76px minmax(0,1fr)}.evidence-kicker{margin-bottom:18px}}
@media(max-width:1080px){.business-editorial{grid-template-columns:.8fr 1.2fr;gap:4%}.business-editorial .business-list h3{font-size:22px}.business-visual>img{height:450px}}
@media(max-width:760px){.page-visual{margin-top:27px}.page-visual>img{height:260px}.collaboration-visual>img{height:auto;max-height:none}.brand-visual>img{height:auto;max-height:none}.clean-visual>img{height:285px;object-position:70% center}.editorial-figure figcaption{flex-direction:column;gap:4px;padding:14px 17px;font-size:10px}.editorial-figure figcaption>span:first-child{font-size:8px}.business-editorial{grid-template-columns:1fr;gap:30px}.business-visual{position:static}.business-visual>img{height:300px}.business-editorial .business-list h3{font-size:22px}.business-editorial .business-description{padding-left:38px}.environment-grid{grid-template-columns:1fr}.environment-principles h2{font-size:30px;margin-bottom:23px}.environment-grid article{padding:28px 0}.environment-grid h3{font-size:25px}.environment-grid p{font-size:13px}.environment-note{font-size:10px}.quality-row .quality-link-more{font-size:10px;gap:20px}}

/* V10: independent pages, with a concise editorial homepage. */
.main-nav a[aria-current="page"]{color:#a05b42}
.gateway-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.gateway-card{position:relative;isolation:isolate;overflow:hidden;display:flex;flex-direction:column;min-height:310px;padding:30px;background:#f0f3ec;border:1px solid var(--line);transition:background .2s,border-color .2s}
.gateway-card:hover{background:#e9eee3;border-color:#9eaf99}
.gateway-card:nth-child(3n){background:#f4f1e8}
.gateway-card:nth-child(3n):hover{background:#ece8dc}
.gateway-meta{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:39px;font:9px/1.8 "SFMono-Regular",Consolas,monospace;letter-spacing:.06em;color:#677b63}
.gateway-arrow{font-family:var(--sans);font-size:24px;line-height:1}
.gateway-card h3{font-family:var(--serif);font-size:29px;line-height:1.5;margin:0 0 12px}
.gateway-card p{font-size:12px;line-height:2;color:#64715f;margin:0 0 27px;max-width:310px}
.gateway-more{display:flex;justify-content:space-between;gap:16px;margin-top:auto;font-size:11px}
.gateway-card-photo>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.16;z-index:-1}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:14px;padding-top:30px;font-size:11px;color:var(--muted)}
.breadcrumbs a:hover{color:#a05b42}
.breadcrumbs>span[aria-hidden]{color:#a4afa0}
.page-heading{display:grid;grid-template-columns:1fr 1fr;gap:10%;align-items:end;padding:43px 0 47px;border-bottom:1px solid var(--line)}
.page-heading .eyebrow{font-size:9px;letter-spacing:.13em;color:#7b8b73;margin-bottom:19px}
.page-heading h1{font:500 clamp(38px,4vw,60px)/1.35 var(--serif);letter-spacing:.03em;margin:0}
.page-intro{font-size:14px;line-height:2.1;color:var(--muted);max-width:430px;margin:0 0 5px}
.inner-page .section{padding-block:57px 74px}
.inner-page .section-label{margin-bottom:38px}
.inner-page .research,.inner-page .products{margin-top:42px}
.inner-page .philosophy{margin-top:42px}
.page-continuation{display:flex;align-items:center;justify-content:space-between;gap:25px;padding-block:36px 55px;border-top:1px solid var(--line)}
.next-page{display:flex;flex-direction:column;gap:12px;text-align:right}
.next-page small{font-size:8px;letter-spacing:.12em;color:#819078}
.next-page>span{font-family:var(--serif);font-size:24px;display:flex;gap:37px;align-items:center}
.next-page i{font-style:normal;font-family:var(--sans);font-size:24px}
.next-page:hover{color:#a05b42}
.interview-page .interview-excerpt{margin:0;padding:0;border:0}
.product-detail-grid{display:grid;grid-template-columns:1.25fr .8fr;gap:7%;align-items:center}
.product-detail-grid figure{background:#edf0e9}
.product-detail-grid figure img{width:100%;height:auto;max-height:700px;object-fit:contain}
.product-detail-copy>.eyebrow{font-size:8px;color:#7b8b73;line-height:1.8}
.product-detail-copy>p:not(.eyebrow){font-size:13px;line-height:2;color:var(--muted)}
.product-detail-copy .text-link{margin-top:12px}
.product-detail-copy .product-detail-note{font-size:10px!important;border-top:1px solid var(--line);margin-top:40px;padding-top:16px;color:#829079}
@media(max-width:1080px){.gateway-card{padding:25px;min-height:320px}.gateway-card h3{font-size:25px}.gateway-meta{font-size:8px}.page-heading{gap:7%}.product-detail-grid{gap:5%}}
@media(max-width:760px){.gateway-grid{grid-template-columns:1fr;gap:14px}.gateway-card{min-height:245px;padding:24px}.gateway-meta{margin-bottom:25px}.gateway-card h3{font-size:27px}.gateway-card p{margin-bottom:20px}.page-heading{display:block;padding:31px 0 33px}.page-heading h1{font-size:38px}.page-heading .eyebrow{font-size:8px;margin-bottom:15px}.page-intro{font-size:12px;margin-top:20px;max-width:340px}.breadcrumbs{font-size:10px;padding-top:24px}.inner-page .section{padding-block:39px 53px}.inner-page .section-label{margin-bottom:28px}.inner-page .research,.inner-page .products,.inner-page .philosophy{margin-top:29px}.page-continuation{padding-block:29px 37px}.page-continuation .text-link{font-size:11px;gap:12px}.next-page>span{font-size:20px;gap:18px}.next-page small{font-size:7px}.product-detail-grid{grid-template-columns:1fr;gap:33px}.product-detail-copy h2{font-size:33px}.product-detail-copy .product-detail-note{margin-top:29px}}

.release-disclosure{font-size:12px;line-height:1.8;opacity:.78;padding-bottom:24px}.footer-bottom a{text-decoration:underline;text-underline-offset:3px}