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@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}.hero video{display:none}}

fieldset{border:0;padding:0;margin:0;min-width:0}fieldset:disabled{opacity:.55}
/* User revision: centered typography and parent-style contact. */
.hero-inner{text-align:center}.hero h1,.hero .lead{margin-left:auto;margin-right:auto}.hero:after{background:linear-gradient(90deg,#0d284792,#102d4bb0 50%,#0d284792)}.actions{justify-content:center}.hero-bottom{justify-content:center;flex-direction:column;gap:13px;text-align:center}.hero-bottom span{max-width:none}.section-head{flex-direction:column;align-items:center;text-align:center}.section-head>div{max-width:980px}.intro{margin-left:auto;margin-right:auto}.card,.split>div,.page-head,.article,.footer-grid,.stat,.cta-panel{text-align:center}.page-head h1,.page-head p{margin-left:auto;margin-right:auto}.split>div>.eyebrow,.split>div>h2{margin-left:auto;margin-right:auto}.fact-list li{flex-direction:column;align-items:center;gap:7px}.fact-list p{max-width:640px;margin:4px auto 0}.product-grid{grid-template-columns:repeat(3,minmax(0,1fr));max-width:1300px;margin:auto}.product-copy a{align-self:center}.note{text-align:center}.faq{margin-left:auto;margin-right:auto}.faq summary{justify-content:center;position:relative;padding-left:30px;padding-right:30px}.faq summary:after{position:absolute;right:0}.faq p{margin-left:auto;margin-right:auto;text-align:center}.article{margin-left:auto;margin-right:auto}.article ul{list-style-position:inside;padding-left:0}th,td{text-align:center}.cta-panel{flex-direction:column}.footer-brand{margin-left:auto;margin-right:auto}.qr{margin:24px auto 12px;width:190px;height:190px}.contact-cards{max-width:1100px;margin:auto}.contact-cards .card{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:38px}.contact-cards .actions{margin-top:15px}.workshop-video{max-width:1100px;margin:auto;border:2px solid var(--blue);border-radius:36px;overflow:hidden;background:white;box-shadow:var(--shadow)}.workshop-video video{display:block;width:100%;aspect-ratio:16/9;object-fit:contain;background:#142233}.workshop-video figcaption{text-align:center;color:var(--muted);padding:15px 20px;font-size:14px}.floating-contact{position:fixed;right:18px;bottom:80px;z-index:15;display:flex;flex-direction:column;gap:10px}.floating-contact a{background:var(--blue);color:white;font-size:14px;font-weight:700;border-radius:99px;min-height:42px;padding:8px 17px;box-shadow:0 8px 25px #2868b028}.hero-inner{padding-bottom:160px}
@media(max-width:900px){.product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.product-grid .product-card:last-child{grid-column:1/-1;width:calc(50% - 12px);justify-self:center}.workshop-video{border-radius:24px}}
@media(max-width:600px){.product-grid{grid-template-columns:1fr}.product-grid .product-card:last-child{grid-column:auto;width:100%}.contact-cards .card{padding:28px 22px}.floating-contact{right:12px;bottom:65px;gap:8px}.floating-contact a{font-size:12px;min-height:35px;padding:6px 13px}.hero-inner{padding-bottom:180px}.hero-bottom{bottom:25px}.hero .lead{max-width:340px}.fact-list li{padding:13px 0}.workshop-video figcaption{font-size:12px}}

.video-status{font-size:13px;margin:8px 0 0}.video-status:empty{display:none}.workshop-video figcaption .button{font-size:14px;padding:9px 22px}

.cta-panel{align-items:center}.tags{justify-content:center}.photo figcaption,.gallery figcaption{text-align:center}
/* Certificate scans retain their complete page and original watermarks. */
#certificates{scroll-margin-top:120px}.certificate-group-title{text-align:center;margin:44px 0 24px;font-size:25px}.certificate-card{padding:0;display:flex;flex-direction:column}.certificate-image{display:flex;justify-content:center;align-items:center;padding:22px;background:#f1f6fb;height:310px}.certificate-image img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 7px 8px #20384c15)}.certificate-copy{padding:24px 18px;display:flex;flex:1;flex-direction:column;align-items:center}.certificate-copy h3{font-size:21px}.certificate-meta{font-size:12px;color:var(--muted);overflow-wrap:anywhere;margin-bottom:9px}.certificate-scope{font-size:14px;color:var(--muted);margin-top:10px}.certificate-links{display:flex;flex-wrap:wrap;justify-content:center;gap:10px 18px;margin-top:auto;padding-top:16px}.certificate-links a{font-size:14px}.certificate-overview h3{margin:22px 12px 8px}.certificate-overview .muted{font-size:14px;margin-bottom:22px}.certificate-entry{margin-top:32px}.certificate-history{max-width:1100px;margin:35px auto 0;border:1px solid var(--border);border-radius:20px;background:#fff;padding:22px;text-align:center}.certificate-history summary{cursor:pointer;color:var(--blue-dark);font-weight:700}.history-inner{padding-top:20px;font-size:14px;color:var(--muted);max-width:820px;margin:auto}@media(max-width:600px){.certificate-image{height:330px;padding:20px}.certificate-group-title{font-size:22px}.certificate-history{padding:20px 16px}.certificate-copy{padding:22px}.certificate-overview{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.certificate-overview .certificate-image{height:205px;padding:12px}.certificate-overview h3{font-size:17px}.certificate-overview .muted{font-size:12px}}

/* Probiotics business overview. */
.about-intro .muted{font-size:16px}.about-entry{margin-top:30px;gap:28px}.about-qualification{max-width:1000px;margin:auto}.about-qualification p{max-width:850px;margin-left:auto;margin-right:auto}

.topic-tags a:hover,.topic-tags a:focus-visible{background:var(--blue);color:white}.topic-grid .article-card{display:flex;flex-direction:column}.topic-grid .article-card .text-link{margin-top:auto;padding-top:16px}.article-topics{margin-top:38px}.article-topics h2{font-size:23px}.topic-tags a{white-space:normal;text-align:center}

.topic-group-title{text-align:center;font-size:27px;margin:45px 0 25px}.topic-grid{margin-bottom:28px}.topic-grid .article-card p{overflow-wrap:anywhere}

.article-tags{justify-content:center;margin:18px 0}.article-tags a{white-space:normal}.knowledge-article-list .article-card{display:flex;flex-direction:column}.knowledge-article-list .article-card>.text-link{margin-top:auto;padding-top:18px}.knowledge-article-list .article-tags{margin-top:5px}.tag-directory-group{max-width:1100px;margin:0 auto 24px}.knowledge-detail .grid h3{margin-top:0}.knowledge-detail .faq{margin-top:15px}

.knowledge-article-list.single-article{grid-template-columns:1fr;max-width:1000px;margin-left:auto;margin-right:auto}

.article-byline{color:var(--muted);font-size:13px!important}.article-contents{background:var(--pale);border:1px solid var(--border);border-radius:22px;padding:25px;margin:25px 0 35px}.article-contents ol{display:grid;grid-template-columns:1fr 1fr;gap:10px 25px;padding-left:24px;margin:18px 0 0;text-align:left}.article-contents li{font-size:14px!important}.article-contents a,.science-citation,.article-references a{color:var(--blue-dark)}.knowledge-detail h2[id]{scroll-margin-top:120px}.article-references{padding-left:22px;text-align:left}.article-references li{font-size:14px!important;overflow-wrap:anywhere}.knowledge-detail .table-scroll table{min-width:650px}@media(max-width:600px){.article-contents ol{grid-template-columns:1fr}.article-contents{padding:20px}.article-byline span{display:block}.knowledge-detail h2[id]{scroll-margin-top:105px}}

/* Keep the brand hue while improving small white labels on filled controls. */
.button.primary,.nav a[aria-current=page],.floating-contact a,.topic-tags a:hover,.topic-tags a:focus-visible{background:#2868b0;color:#fff}

.eyebrow{color:var(--blue-dark)}
.brand-main-site{text-align:center;margin-bottom:42px}.brand-subhead{margin-top:42px}.brand-case{padding:0;box-shadow:none}.brand-case>a{display:flex;flex-direction:column;height:100%}.brand-case img{width:100%;aspect-ratio:1;object-fit:cover}.brand-case-copy{padding:22px 18px}.brand-case h3{font-size:18px}.brand-case .text-link{font-size:14px;white-space:normal}.brand-partner{display:grid;grid-template-columns:90px minmax(0,1fr);align-items:center;gap:20px;padding:22px;border-width:1px;border-color:var(--border);border-radius:24px;text-align:left;box-shadow:none}.brand-partner-logo{background:#fff;border-radius:12px;padding:8px;display:flex;align-items:center;min-height:70px}.brand-partner-logo img{width:100%;height:55px;object-fit:contain}.brand-partner h3{font-size:18px;margin:8px 0}.brand-partner .tag{margin:0;font-size:11px;padding:2px 9px}.brand-partner p{font-size:13px;line-height:1.6}.brand-rd{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:stretch;margin-top:42px}.brand-rd-copy{text-align:left;border-width:1px;border-color:var(--border);box-shadow:none}.brand-rd-copy .fact-list li{align-items:flex-start;padding:13px 0}.brand-rd-copy .fact-list{font-size:15px}.brand-rd-photos{display:grid;grid-template-columns:1.2fr 1fr;grid-template-rows:1fr 1fr;gap:16px;min-height:450px}.brand-rd-photos figure{border-radius:24px;overflow:hidden;min-height:0}.brand-rd-photos .brand-rd-building{grid-row:1/3}.brand-rd-photos img{width:100%;height:100%;object-fit:cover}.brand-honors{max-width:1120px;margin:auto}.brand-honors img{width:100%;height:auto;aspect-ratio:auto;object-fit:contain}.brand-category-grid .card{padding:24px;display:flex;flex-direction:column}.brand-category-grid h3{font-size:20px}.brand-category-grid .muted{font-size:14px}.brand-category-grid .text-link{margin-top:auto;white-space:normal;font-size:14px}.brand-category-photo{margin:36px auto 0;max-width:1120px}.brand-category-photo img{aspect-ratio:auto;object-fit:contain}.brand-case-grid{align-items:stretch}@media(max-width:1100px){.brand-partners{grid-template-columns:repeat(2,minmax(0,1fr))}.brand-rd{grid-template-columns:1fr}.brand-rd-photos{min-height:500px}}@media(max-width:600px){.brand-case-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.brand-case-copy{padding:18px 12px}.brand-case h3{font-size:15px}.brand-case .text-link{font-size:12px}.brand-partners{grid-template-columns:1fr;gap:14px}.brand-partner{grid-template-columns:76px minmax(0,1fr);gap:16px;padding:20px}.brand-rd-photos{min-height:320px;gap:12px}.brand-rd-photos figure{border-radius:18px}.brand-rd-copy{padding:24px}.brand-category-grid{grid-template-columns:1fr}.brand-honors figcaption{font-size:12px}.brand-main-site{margin-bottom:30px}}
.hero-bottom{align-items:center}
@media(max-width:600px){
 body{padding-bottom:calc(66px + env(safe-area-inset-bottom,0px))}
 .floating-contact{left:0;right:0;bottom:0;flex-direction:row;justify-content:center;gap:14px;padding:10px 16px calc(10px + env(safe-area-inset-bottom,0px));background:#fff;border-top:1px solid var(--border)}
 .floating-contact a{min-height:42px;min-width:120px;text-align:center;padding:8px 20px}
 .back-top{bottom:calc(78px + env(safe-area-inset-bottom,0px))}
}

/* Suite content uses the retained template components. */
.brand img,.footer-brand{object-fit:contain}.suite-links .card{display:flex;flex-direction:column}.suite-links .text-link{margin-top:auto;padding-top:16px}.gallery figcaption a{color:var(--blue-dark)}.brand{display:flex;align-items:center;gap:14px}.brand-copy{border-left:1px solid var(--border);padding-left:14px;font-size:15px;font-weight:700;color:var(--blue-dark)}.coverage-list{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.source-note a{color:var(--blue-dark)}.knowledge-detail .answer p:last-child{margin-bottom:0}@media(max-width:600px){.brand-copy{font-size:12px;padding-left:10px}.brand img{width:118px}.page-head h1{font-size:30px}.hero h1{line-height:1.4}.table-scroll table{min-width:600px}}

/* Shared brand social accounts and project consultation. */
.footer-social-qrs{display:flex;justify-content:center;gap:22px;margin-top:24px}.footer-social-qrs figure{width:130px;max-width:calc(50% - 11px)}.footer-social-qrs img{width:130px;height:130px;object-fit:contain;background:#fff;border-radius:12px}.footer-social-qrs figcaption{font-size:14px;color:var(--blue-dark);font-weight:700;margin-top:10px;text-align:center}.consultation{position:relative}.consultation>summary{list-style:none;background:var(--blue-dark);color:#fff;font-size:14px;font-weight:700;border-radius:99px;min-height:42px;padding:8px 17px;box-shadow:0 8px 25px #2868b028;cursor:pointer;text-align:center}.consultation>summary::-webkit-details-marker{display:none}.consultation>summary:focus-visible{outline:3px solid var(--blue);outline-offset:4px}.consultation-panel{position:absolute;right:0;bottom:55px;width:270px;padding:24px;border:1px solid #c7dce9;background:#e9f3f9;border-radius:24px;box-shadow:0 16px 48px #20384c30;max-height:calc(100dvh - 190px);overflow:auto;text-align:center}.consultation-panel h3{font-size:23px;margin-bottom:12px}.consultation-panel p{font-size:19px;color:var(--ink)}.consultation-panel img{width:100%;height:auto;border-radius:12px;background:white;margin:16px 0}.floating-contact .consultation-phone{display:inline;padding:0;background:none;color:var(--ink);box-shadow:none;border-radius:0;font-size:21px;font-weight:500;min-height:0}.floating-contact .consultation-action{display:block;border-radius:12px;padding:14px 18px;font-size:17px;background:var(--blue-dark)}@media(max-width:600px){.consultation>summary{font-size:12px;min-height:42px;min-width:120px;padding:8px 20px}.consultation-panel{width:min(280px,calc(100vw - 28px));right:-10px;bottom:56px;max-height:calc(100dvh - 150px);padding:22px}.footer-social-qrs{gap:18px}.footer-social-qrs figure{max-width:calc(50% - 9px)}}

/* Align footer content and retain the reference consultation card on desktop. */
.back-top-label{display:none}
@media(min-width:901px){
 .footer-grid{align-items:stretch}.footer-grid>div{display:flex;flex-direction:column}.footer-grid>div:nth-child(2)>.footer-links{flex:1;align-content:space-between}.footer-grid>div:nth-child(3)>p:nth-of-type(2){margin-top:auto;margin-bottom:auto}.footer-grid>div:nth-child(3)>.text-link{margin-top:auto}.footer-grid>div:first-child>p:last-of-type{margin-bottom:0}
 .floating-contact{right:14px;bottom:16px;width:172px;gap:0;align-items:stretch}.floating-contact>a{display:none}.consultation{order:2}.consultation>summary{display:none}.consultation-panel{position:static;width:172px;max-height:calc(100dvh - 120px);padding:14px 12px;background:#d8edf7;border:1px solid #c3dfea;border-radius:20px;text-align:left}.consultation-panel h3{font-size:17px;color:var(--ink);margin-bottom:6px}.consultation-panel p{font-size:15px;line-height:1.6;margin-bottom:8px}.consultation-panel img{margin:10px auto;width:126px;height:auto;border-radius:8px}.floating-contact .consultation-phone{font-size:16px}.floating-contact .consultation-action{text-align:center;font-size:15px;padding:9px 6px;min-width:0;min-height:0}.floating-contact .back-top{order:1;position:static;align-self:flex-end;width:108px;height:34px;margin-bottom:10px;padding:0 10px;border-radius:99px;font-size:14px;line-height:1.3}.back-top-label{display:inline}.back-top-icon{display:none}
}
@media(max-width:900px){.footer-grid>div{display:block}.footer-grid .footer-links{display:grid}.footer-grid>div:nth-child(3)>.text-link{margin-top:0}.footer-grid>div:nth-child(3)>p:nth-of-type(2){margin-top:0;margin-bottom:16px}}

@media(min-width:901px){.footer>.wrap{width:min(1440px,calc(100% - 560px));margin-left:auto;margin-right:auto}.footer-grid{grid-template-columns:1.4fr .9fr 1.1fr;gap:28px}.footer p,.footer a{overflow-wrap:anywhere}.footer-grid .text-link{white-space:normal}}
@media(min-width:901px) and (max-width:1299px){.footer-grid{grid-template-columns:1.2fr 1fr;gap:28px}.footer-grid>div:first-child{grid-row:1/3}.footer-grid>div:nth-child(2){grid-column:2;grid-row:1}.footer-grid>div:nth-child(3){grid-column:2;grid-row:2}.footer-grid>div:nth-child(2)>.footer-links{gap:10px}.footer-grid>div:nth-child(3)>p:nth-of-type(2){margin-top:0;margin-bottom:16px}.footer-social-qrs{gap:12px}.footer-social-qrs figure{width:110px;max-width:calc(50% - 6px)}.footer-social-qrs img{width:110px;height:auto}}

@media(min-width:901px) and (max-width:1299px){.floating-contact,.consultation-panel{width:164px}.consultation-panel{padding:12px 10px}.footer>.wrap{width:calc(100% - 460px)}.footer-grid{gap:24px}}

/* Official social codes belong with the factory contact information. */
.footer-grid>div:last-child .footer-social-qrs{margin-top:18px;margin-bottom:22px;flex-shrink:0}
@media(min-width:901px){.footer-grid>div:nth-child(3)>p:nth-of-type(2){margin-top:16px;margin-bottom:0}.footer-grid>div:nth-child(3)>.text-link{margin-top:auto}.footer-grid>div:first-child>p:last-of-type{margin-bottom:auto}}
@media(max-width:900px){.footer-grid>div:last-child .footer-social-qrs{margin-top:20px;margin-bottom:24px}}

@media(max-width:600px){.hero h1{font-size:clamp(24px,7vw,30px);line-height:1.45}}

/* Corporate sections use official Yanduo material in the retained site layout. */
.corporate-row+.corporate-row{margin-top:54px}.corporate-points{padding:0;list-style:none;margin:22px 0;color:var(--muted)}.corporate-points li{padding:11px 0;border-bottom:1px solid var(--border)}.corporate-row .photo img{aspect-ratio:3/2;object-fit:cover}.corporate-joint{padding:0;display:flex;flex-direction:column;border-width:1px;border-color:var(--border);border-radius:24px;box-shadow:none}.corporate-joint>img{width:100%;aspect-ratio:3/2;object-fit:contain;background:#f4f7fa}.corporate-joint-copy{padding:25px 22px}.corporate-joint-copy .eyebrow{font-size:12px;letter-spacing:.03em}.corporate-joint-copy h3{font-size:23px}.corporate-joint-copy p:last-child{margin-bottom:0}.corporate-testing-photos{display:grid;gap:20px}.corporate-testing-photos .photo img{aspect-ratio:16/9;object-fit:cover}.corporate-testing-photos .photo{border-width:1px;border-color:var(--border);border-radius:24px;box-shadow:none}.corporate-reasons{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px}.corporate-why{background:var(--blue-dark);color:white}.corporate-why .eyebrow,.corporate-why h2,.corporate-why .intro{color:white}.corporate-reasons>a{display:flex;flex-direction:column;align-items:center;padding:20px 12px;border-radius:20px;border:1px solid #ffffff45}.corporate-reasons>a:hover{background:#ffffff12}.corporate-reasons img{width:62px;height:62px;object-fit:contain;margin-bottom:22px}.corporate-reasons h3{font-size:21px;color:white}.corporate-reasons p{font-size:14px;color:#edf5ff;margin-bottom:0;text-align:center}
@media(max-width:1100px){.corporate-reasons{gap:12px}.corporate-reasons>a{padding:18px 10px}.corporate-reasons h3{font-size:18px}}
@media(max-width:900px){.corporate-row+.corporate-row{margin-top:36px}.corporate-joint-grid{grid-template-columns:1fr}.corporate-joint{display:grid;grid-template-columns:1fr 1fr;align-items:center}.corporate-reasons{grid-template-columns:repeat(3,minmax(0,1fr))}.corporate-testing-photos{grid-template-columns:1fr 1fr}.corporate-testing-photos .photo img{aspect-ratio:3/2}}
@media(max-width:600px){.corporate-joint{display:flex}.corporate-joint-copy{padding:22px}.corporate-reasons{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.corporate-reasons>a:last-child{grid-column:1/-1;max-width:calc(50% - 7px);width:100%;justify-self:center}.corporate-reasons img{width:48px;height:48px;margin-bottom:16px}.corporate-reasons h3{font-size:18px}.corporate-reasons p{font-size:13px}.corporate-testing-photos{grid-template-columns:1fr}.corporate-points{font-size:15px}.corporate-row .photo{border-radius:24px}}
/* Leave room for the desktop consultation card beside the new corporate content. */
@media(min-width:901px){#company-advantages>.wrap,#joint-research>.wrap,#efficacy-center>.wrap,#why-yanduo>.wrap{width:min(1440px,calc(100% - 400px))}}
@media(min-width:901px) and (max-width:1200px){.corporate-joint-grid{grid-template-columns:1fr}.corporate-joint{display:grid;grid-template-columns:1fr 1fr;align-items:center}.corporate-reasons{grid-template-columns:repeat(3,minmax(0,1fr))}.corporate-row{grid-template-columns:1fr;gap:30px}}
/* User requirement: white backgrounds across all pages and content panels. */
:root{--pale:#fff}
.header,.section,.section.soft,.page-head,.cta-panel,.answer,.article-contents,.photo,.tag,th,.product-card .product-image,.certificate-image,.corporate-joint>img,.consultation-panel{background:#fff}
.corporate-why{background:#fff;color:var(--ink)}
.corporate-why .eyebrow,.corporate-why h2,.corporate-reasons h3{color:var(--blue-dark)}
.corporate-why .intro,.corporate-reasons p{color:var(--muted)}
.corporate-reasons>a{border-color:var(--border)}
.corporate-reasons>a:hover{background:#fff;border-color:var(--blue)}
.corporate-reasons img{filter:brightness(0) saturate(100%) invert(39%) sepia(30%) saturate(1211%) hue-rotate(167deg) brightness(94%) contrast(90%)}

/* Crawlable eight-step cooperation flow on the contact page. */
.cooperation-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;list-style:none;padding:0;margin:0 auto;max-width:1100px}.cooperation-flow .card{padding:28px 18px;box-shadow:none;border-radius:24px}.cooperation-step-number{display:block;font-size:32px;line-height:1.2;color:var(--blue);margin-bottom:18px;font-weight:700}.cooperation-flow h3{font-size:23px;margin-bottom:12px}.cooperation-period{font-size:15px;color:var(--muted);margin:0}.cooperation-period strong{font-weight:600;color:var(--ink)}.contact-cooperation .note{max-width:1000px;margin:24px auto 0}.contact-cooperation{background:#fff}
@media(min-width:901px){.contact-cooperation>.wrap{width:min(1440px,calc(100% - 400px))}}
@media(max-width:1200px){.cooperation-flow{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.cooperation-flow{gap:14px}.cooperation-flow .card{padding:22px 10px;border-radius:20px}.cooperation-flow h3{font-size:18px}.cooperation-period{font-size:13px}.cooperation-step-number{font-size:26px;margin-bottom:14px}}