@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:wght@500;600;700;800&family=Barlow:wght@400;500;600;700&display=swap');
:root{--bg:#171a1b;--surface:#202425;--ink:#f4f4ef;--muted:#aeb4b3;--line:#3b4040;--gold:#d7b77a;--wrap:1320px}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--bg);color:var(--ink);font-family:'Barlow',Arial,'PingFang SC',sans-serif;font-size:17px;line-height:1.65}body:has(dialog[open]){overflow:hidden}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,select,textarea{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default}img{display:block;max-width:100%;height:auto}.zh{display:none}html[lang=zh-CN] .en{display:none}html[lang=zh-CN] .zh{display:initial}html[lang=zh-CN] h1,html[lang=zh-CN] h2{line-height:1.25;letter-spacing:-.035em}html[lang=zh-CN] .hero h1{font-size:clamp(45px,5.2vw,78px)}h1,h2,h3,p{margin:0}h1,h2{font-family:'Barlow Condensed','Arial Narrow',Arial,'PingFang 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.2s}.product-tile:hover>img{filter:brightness(.92)}.product-tile>div{padding-top:20px;display:flex;align-items:center;justify-content:space-between;font-size:17px;gap:15px}.manufacture{display:grid;grid-template-columns:1.15fr 1fr;gap:90px;align-items:center}.manufacture-photo>img{height:535px;width:100%;object-fit:cover}.manufacture p:not(.eyebrow){color:var(--muted);margin-block:28px;max-width:440px}.cta{display:flex;justify-content:space-between;align-items:center;gap:35px;padding-block:75px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.cta h2{font-size:50px}.cta .eyebrow{margin-bottom:16px}footer{padding-top:65px}.footer-top{display:flex;justify-content:space-between;gap:50px;padding-bottom:60px}.footer-name{font-size:30px;font-weight:600;letter-spacing:.05em}.footer-name small{font-size:17px;color:var(--gold);margin-left:20px}.footer-top 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var(--line);padding-top:30px}#brief-text{white-space:pre-wrap;overflow-wrap:anywhere;background:#202525;padding:22px;font:14px/1.7 'Barlow',sans-serif}#brief-status{font-size:14px;color:var(--gold);margin-top:18px}.prose{padding-block:20px 100px}.prose h2{font-size:32px;margin:35px 0 20px}.prose p{color:var(--muted)}dialog{background:#f3f3ef;border:0;padding:30px;max-width:90vw;max-height:90vh}dialog::backdrop{background:#000b}dialog>img{max-width:80vw;max-height:78vh;object-fit:contain}.close{position:absolute;right:8px;top:0;font-size:30px;background:none;border:0;color:#111;padding:0 8px}.engineering-row img[src*=inspection]{object-position:center 65%}
@media(min-width:1600px){.hero-copy{padding-left:max(56px,calc((100vw - 1320px)/2))}.hero-visual img{max-width:800px;margin:auto}.hero{min-height:720px}}
@media(max-width:1200px){.header-inner{width:calc(100% - 48px);gap:20px}nav{gap:17px}nav a{font-size:12px}.header-tools{gap:14px}.nav-cta{font-size:12px}.wrap{width:calc(100% - 70px)}.hero-copy{padding-left:35px}.hero h1{font-size:70px}.hero-description{font-size:16px}.product-tile>img{height:245px}.capability-strip>span+span{padding-left:20px}.editorial,.manufacture,.split-feature,.engineering-row,.pc-feature,.enquiry-layout{gap:55px}.hero{min-height:620px}}
@media(max-width:980px){.header-inner{height:86px}.brand-cn{height:47px;width:47px}.brand-en{width:52px;height:32px}#menu{display:block}.header-tools{margin-left:auto}nav{display:none;position:absolute;top:86px;left:0;right:0;background:var(--bg);padding:25px 35px;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:22px}nav.open{display:flex}nav a{font-size:16px}nav a.current:after{bottom:-5px}.hero h1{font-size:63px}.hero-copy{padding-right:25px}.hero-caption{left:20px;right:20px}.hero{min-height:600px}.hero-description{font-size:15px}.hero .button{font-size:13px;padding:15px 18px;gap:17px}.hero-visual{padding-inline:10px}.capability-strip{font-size:9px;letter-spacing:.1em}.capability-strip>span+span{padding-left:10px}.section{padding-block:75px}.editorial,.manufacture,.split-feature,.engineering-row,.pc-feature,.enquiry-layout{gap:35px}.editorial-copy{font-size:17px;padding-top:30px}.manufacture-photo>img{height:440px}.product-tile>img{height:220px}.product-tile>div{font-size:14px}.steps{grid-template-columns:1fr 1fr}.cta h2{font-size:40px}.image-button img{height:300px}.engineering-row img{height:380px}.enquiry-layout{grid-template-columns:.7fr 1.3fr}.form-grid{gap:20px}.footer-links{gap:10px 30px}}
@media(max-width:650px){.wrap{width:calc(100% - 40px)}.header-inner{width:calc(100% - 32px);height:78px}.brand{padding:4px 8px;gap:9px}.brand-cn{height:43px;width:43px}.brand-en{height:29px;width:47px;padding-left:7px}.header-tools{gap:12px}.nav-cta{display:none}nav{top:78px;padding-inline:20px}.hero{grid-template-columns:1fr}.hero-copy{padding:45px 20px 42px}.hero .eyebrow{font-size:11px;margin-bottom:24px}.hero h1{font-size:70px}.hero-description{max-width:410px;font-size:16px;margin-top:23px;margin-bottom:24px}.hero .button{font-size:15px;padding:16px 22px}.hero-secondary{margin-top:20px}.hero-visual{height:350px;padding:15px 12px 65px}.hero-visual img{max-height:285px;width:100%}.hero-caption{bottom:20px;font-size:10px}.capability-strip{display:grid;grid-template-columns:1fr 1fr;font-size:10px;gap:20px;padding-block:25px}.capability-strip>span+span{padding-left:0;border-left:0}.section{padding-block:60px}.editorial,.manufacture,.split-feature,.engineering-row,.pc-feature,.enquiry-layout{grid-template-columns:1fr;gap:32px}.editorial-copy{padding:0}.eyebrow{font-size:11px;margin-bottom:19px}h2{font-size:44px}.section-heading{align-items:flex-start;flex-direction:column;gap:24px;margin-bottom:30px}.product-grid{grid-template-columns:1fr;gap:32px}.product-tile>img{height:320px}.product-tile>div{font-size:17px}.manufacture-photo>img{height:370px}.manufacture p:not(.eyebrow){margin-block:23px}.cta{flex-direction:column;align-items:flex-start;padding-block:45px;gap:30px}.cta h2{font-size:42px}.footer-top{flex-direction:column;gap:35px;padding-bottom:40px}.footer-links{gap:15px 30px}.footer-bottom{flex-wrap:wrap;gap:12px;font-size:10px}.footer-bottom>span:nth-child(2){display:none}.footer-bottom a{margin-left:auto}footer{padding-top:45px}.page-intro{padding-top:45px;padding-bottom:45px}.page-intro h1{font-size:60px}.lead{font-size:18px;margin-top:25px}.split-feature{padding-bottom:40px}.split-feature>img{height:360px}.steps{gap:30px 24px;margin-top:35px}.steps h3{font-size:19px}.steps p{font-size:15px}.step-number{margin-bottom:17px}.catalog-grid{grid-template-columns:1fr;gap:40px}.image-button img{height:330px}.filters{gap:8px}.filters button{padding:9px 14px;font-size:12px}.engineering-row{padding-block:15px 45px}.engineering-row:nth-child(2){direction:ltr}.engineering-row img{height:365px}.engineering-list{padding-bottom:30px}.pc-logo{padding:40px 20px}.pc-logo p{font-size:14px;margin-top:30px}.pc-feature{padding-bottom:60px}.enquiry-layout{padding-bottom:65px;gap:40px}.enquiry-layout aside h2{font-size:36px}.form-grid{grid-template-columns:1fr;gap:22px}.notice{margin-top:25px}.enquiry-layout aside>p{font-size:16px}.catalog-caption h2{font-size:24px}html[lang=zh-CN] .hero h1{font-size:52px}html[lang=zh-CN] .page-intro h1{font-size:44px}html[lang=zh-CN] h2{font-size:34px}html[lang=zh-CN] .header-tools button{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

/* Three independent original marks; no shared plaque, frame or divider.
   Browser compositing removes the document background without altering assets or geometry. */
.brand-marks{display:flex;align-items:center;gap:23px;flex:none}
.brand-marks .brand{display:flex;align-items:center;justify-content:center;background:transparent;padding:0;border:0;gap:0;flex:none}
.brand-marks .brand img{display:block;height:auto;width:100%;object-fit:contain;border:0;padding:0;max-width:none}
.brand-chinese{width:59px}.brand-jnd{width:74px}.brand-pc{width:76px}
.brand-chinese img,.brand-jnd img{filter:invert(1);mix-blend-mode:screen}
.brand-pc img{mix-blend-mode:screen;filter:contrast(1.3);clip-path:inset(1px 2px)}
@media(max-width:1200px){.brand-marks{gap:17px}.brand-chinese{width:53px}.brand-jnd{width:65px}.brand-pc{width:66px}}
@media(max-width:650px){.brand-marks{gap:15px}.brand-chinese{width:44px}.brand-jnd{width:55px}.brand-pc{width:56px}}

/* Registration signs sit outside the unchanged original logo artwork. */
.brand-marks .brand{position:relative}
.registered-mark{position:absolute;right:-9px;top:-7px;font-family:Arial,sans-serif;font-size:10px;font-weight:400;line-height:1;color:#f4f4ef;pointer-events:none}
.pc-mark-lockup{width:80%;margin-inline:auto;position:relative}
.pc-mark-lockup img{width:100%;margin:0;clip-path:inset(0 2px 3px 0)}
.pc-mark-lockup .registered-mark{font-size:20px;right:-16px;top:-14px}
@media(max-width:650px){.registered-mark{font-size:9px;right:-8px;top:-5px}.pc-mark-lockup .registered-mark{font-size:17px;right:-14px;top:-12px}}
/* V4: light engineering surfaces, blue brand accents and a distinct Panda Custom space. */
:root{--bg:#fff;--surface:#edf4f8;--ink:#192a37;--muted:#5f707c;--line:#d4dfe5;--gold:#167db6}
body{background:#fff;color:var(--ink)}header{background:#171a1bf7;color:#f4f4ef;border-color:#3b4040}.header-inner{height:115px}header nav a{color:#c7cfce}header nav a.current,header nav a:hover{color:#72c7ef}header .registered-mark{color:white}header #language,header #menu{color:white}header #menu span{background:white}.brand-marks .brand{flex-direction:column;gap:5px}.brand-route{font-family:'Barlow',Arial,'PingFang SC',sans-serif;color:#c7d5dd;font-size:9px;line-height:1.1;white-space:nowrap;letter-spacing:.04em}.brand-marks{gap:24px}.brand-pc{margin-left:12px}.brand-pc:before{content:'';position:absolute;left:-18px;top:0;bottom:0;border-left:1px solid #4d5658}.brand .registered-mark{top:-6px}
.hero{background:#eaf4fa}.hero-copy{padding-block:65px;background:#eaf4fa}.hero h1{color:#15364b}.hero-description{color:#4f6979}.hero-secondary{color:#2c586e}.hero-visual{background:#fff}.hero-visual>img{mix-blend-mode:multiply}.hero-caption{color:#5f707b;border-color:#d4dfe5}.button{background:#167db6;color:white;border-color:#167db6}.button:hover{background:#105c88;color:white;border-color:#105c88}.button.outline{color:#1e4b62;border-color:#8aa5b3}.button.outline:hover{background:#15364b;color:white;border-color:#15364b}.capability-strip{color:#526c7c}.editorial-copy{color:#314c5d}.collection{background:#f2f6f8}.product-tile>img{background:white}.product-tile>div{color:#234354}.manufacture p:not(.eyebrow){color:#5f707c}.cta{background:#eaf4fa;padding-inline:35px;border:0;margin-bottom:60px}.cta .eyebrow{color:#176b99}.footer-top p:not(.footer-name),.footer-links{color:#5f707c}.footer-name{color:#233b4a}.footer-bottom{color:#617883}.page-intro{background:white}.catalog-caption p{color:#5f707c}.image-button{background:#f5f7f8}.filters button{color:#31566b;border-color:#b0c5d1}.filters button[aria-pressed=true]{background:#167db6;color:white;border-color:#167db6}.engineering-row p:not(.eyebrow){color:#5f707c}.split-feature p:not(.eyebrow){color:#5f707c}.line-item p,.steps p,details p{color:#5f707c}.split-feature>img{background:#f4f7f8}.enquiry-layout aside>p{color:#5f707c}.notice{color:#385a6c;border-color:#167db6}.form-grid label{color:#264759}input:not([type=checkbox]),select,textarea{background:#f5f9fb;color:#192a37;border-color:#b6c9d3}#brief-text{background:#edf4f8;color:#263e4b}.consent{color:#5f707c}.prose p{color:#5f707c}.pc-discovery{padding-block:60px;display:grid;grid-template-columns:180px 1fr auto;gap:45px;align-items:center}.pc-discovery-mark{position:relative;background:#121719;padding:25px 15px}.pc-discovery-mark .registered-mark{top:8px;right:7px;color:white}.pc-discovery-mark img{mix-blend-mode:screen;filter:contrast(1.3);clip-path:inset(1px 2px 3px 0)}.pc-discovery h2{font-size:40px}.pc-discovery p:not(.eyebrow){color:#5f707c;font-size:16px;margin-top:16px}.pc-discovery .eyebrow{margin-bottom:15px;color:#a44a34}.pc-discovery .button{background:#a44a34;border-color:#a44a34}.pc-hero{display:grid;grid-template-columns:1.15fr 1fr;gap:70px;padding-top:70px;padding-bottom:80px;align-items:center}.pc-hero .eyebrow{color:#a44a34}.pc-hero h1{font-size:108px;line-height:.95;letter-spacing:-.025em}.pc-hero h1 em{color:#a44a34}.pc-category{color:#253e4c;font-size:14px;letter-spacing:.14em;margin-top:25px;font-weight:600}.pc-hero .lead{font-size:18px;margin-top:20px}.pc-hero .button{margin-top:30px;background:#a44a34;border-color:#a44a34}.parent-brand-note{display:flex;align-items:center;gap:15px;margin-top:30px;color:#5f707c;font-size:13px}.parent-brand-note img{width:45px;height:auto}.pc-hero-art{background:#111719;min-height:370px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:65px 35px}.pc-hero-art .pc-mark-lockup{width:92%}.pc-hero-art img{mix-blend-mode:screen;filter:contrast(1.3);clip-path:inset(1px 2px 3px 0)}.pc-hero-art>p{color:#c1cdd1;letter-spacing:.28em;font-size:13px;margin-top:35px}.pc-hero-art .registered-mark{color:#fff}.pc-explanation{background:#f7efeb;padding-block:75px}.pc-explanation .eyebrow{color:#a44a34}.pc-explanation em{color:#a44a34}.pc-explanation .editorial{gap:100px}.pc-explanation p:not(.eyebrow){color:#705f56}.pc-application{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}.pc-application>img{background:#f3f6f8;width:100%;height:440px;object-fit:contain}.pc-application p:not(.eyebrow){color:#5f707c;margin-top:25px}.pc-application .button{margin-top:30px}.process-media{background:#123f5b;color:#fff;margin-bottom:75px}.process-media .eyebrow{color:#8dd3f5}.process-media .section-heading>p{font-size:17px;max-width:330px;color:#c5dae6}.media-stage{position:relative;background:#0f2d40;aspect-ratio:16/8;overflow:hidden}.media-stage>.media-poster{width:100%;height:100%;object-fit:cover;object-position:center 40%}.media-caption{position:absolute;bottom:0;left:0;right:0;padding:30px;background:linear-gradient(transparent,#0d263cd9);color:#fff;font-size:12px;letter-spacing:.15em}.media-stage iframe,.media-stage video{width:100%;height:100%;border:0;object-fit:contain;display:block}.watch-video{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);display:flex;align-items:center;gap:15px;padding:18px 25px;border:1px solid #ffffff88;background:#123f5be8;color:#fff;font-size:16px}.play-symbol{font-size:18px}
@media(max-width:1200px){.brand-marks{gap:20px}.brand-pc{margin-left:6px}.brand-pc:before{left:-13px}.pc-hero h1{font-size:90px}.pc-discovery{gap:30px;grid-template-columns:150px 1fr}.pc-discovery>.button{grid-column:2;justify-self:start}}
@media(max-width:980px){nav{top:115px;background:#171a1b;border-color:#3b4040}.pc-hero{gap:35px}.pc-hero h1{font-size:78px}.pc-hero-art{padding:50px 25px;min-height:320px}.pc-explanation .editorial{gap:45px}.pc-application{gap:40px}.brand-route{font-size:8px}.pc-discovery{padding-block:45px}}
@media(max-width:650px){.header-inner{height:95px}nav{top:95px}.brand-marks{gap:19px}.brand-pc{margin-left:4px}.brand-route{font-size:8px;letter-spacing:0}.brand-pc:before{left:-12px}.brand-marks .brand{gap:4px}.hero h1{font-size:66px}.hero-copy{padding:40px 20px}.hero-description{font-size:16px}.cta{padding:35px 22px;margin-bottom:25px}.pc-discovery{grid-template-columns:95px 1fr;gap:25px;padding-block:45px}.pc-discovery-mark{padding:20px 8px}.pc-discovery h2{font-size:31px}.pc-discovery .eyebrow{font-size:10px;letter-spacing:.1em}.pc-discovery p:not(.eyebrow){font-size:15px}.pc-discovery>.button{grid-column:1/-1}.pc-hero{grid-template-columns:1fr;padding-top:45px;padding-bottom:45px;gap:35px}.pc-hero h1{font-size:82px}.pc-hero .lead{font-size:17px}.pc-category{font-size:12px}.pc-hero-art{min-height:280px;padding:45px 25px}.pc-hero-art .pc-mark-lockup{width:85%}.pc-hero-art>p{font-size:12px;margin-top:25px}.pc-explanation{padding-block:50px}.pc-explanation .editorial{gap:25px}.pc-application{grid-template-columns:1fr;gap:30px}.pc-application>img{height:330px}.process-media{margin-bottom:45px}.media-stage{aspect-ratio:4/3}.process-media .section-heading>p{font-size:16px}.media-caption{padding:22px 18px;font-size:10px}.watch-video{font-size:14px;white-space:nowrap;padding:13px 17px}html[lang=zh-CN] .pc-hero h1{font-size:78px}html[lang=zh-CN] .pc-discovery h2{font-size:27px}}
/* V5: Precision Custom project showroom and independent language editions. */
.pc-hero h1{font-size:clamp(62px,6.2vw,90px);line-height:1.02}.pc-hero-copy .eyebrow{letter-spacing:.15em}.premium-details{border-top:1px solid #d4dfe5}.premium-details .section-heading>p{max-width:365px;color:#5f707c;font-size:17px}.detail-gallery{display:grid;grid-template-columns:1fr 1fr 1fr;gap:28px}.detail-gallery .image-button img{height:310px;background:#f3f7f9;object-fit:contain}.detail-gallery h3{margin-top:24px;color:#243f4f;font-size:23px}.detail-gallery p{color:#5f707c;font-size:16px;margin-top:14px;min-height:55px}.detail-gallery .button{padding:12px 18px;font-size:13px;margin-top:22px}.collection-note{font-size:13px!important;color:#6b7d87!important;margin-top:30px!important;max-width:100%;line-height:1.65}.material-section{background:#edf5f9;padding-block:75px}.material-layout{display:grid;grid-template-columns:1fr 1fr;gap:90px}.material-layout>div>p:not(.eyebrow){color:#5f707c;margin-top:25px}.material-layout h2{font-size:48px}.material-layout article{padding:22px 0;border-bottom:1px solid #c8dce8}.material-layout article:first-child{padding-top:0}.material-layout article p{color:#5f707c;font-size:16px;margin-top:12px}.project-prep{display:grid;grid-template-columns:1fr 1fr;gap:90px}.project-prep h2{font-size:48px}.project-prep ol{margin:0;padding-left:25px;list-style:decimal-leading-zero}.project-prep li{padding:0 0 25px 15px;margin-bottom:20px;border-bottom:1px solid #d4dfe5;color:#a44a34}.project-prep li h3{color:#253f4e;font-size:21px}.project-prep li p{font-size:16px;color:#5f707c;margin-top:12px}.specification-band{background:#edf5f9}.specification-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin-top:50px}.specification-grid h3{font-size:21px}.specification-grid p{margin-top:16px;color:#5f707c;font-size:16px}
@media(max-width:980px){.detail-gallery{gap:20px}.detail-gallery .image-button img{height:235px}.material-layout,.project-prep{gap:40px}.material-layout h2,.project-prep h2{font-size:40px}.specification-grid{grid-template-columns:1fr 1fr}}
@media(max-width:650px){.pc-hero h1{font-size:64px}.detail-gallery{grid-template-columns:1fr;gap:42px}.detail-gallery .image-button img{height:340px}.detail-gallery p{min-height:0}.material-layout,.project-prep{grid-template-columns:1fr;gap:35px}.material-layout h2,.project-prep h2{font-size:38px}.material-section{padding-block:50px}.specification-grid{gap:30px 25px;margin-top:35px}.specification-grid h3{font-size:19px}.specification-grid p{font-size:15px}html[lang=zh-CN] .pc-hero h1{font-size:49px;line-height:1.23}}
/* Compact, unlabelled mother-brand marks; PC carries only its short brand line. */
.brand-marks{align-items:center}.brand-marks .brand-chinese,.brand-marks .brand-jnd{gap:0}.brand-marks .brand-pc{width:95px;gap:6px}.brand-marks .brand-pc>img{width:76px}.brand-tagline{font-size:8px;line-height:1.3;letter-spacing:.13em;text-align:center;color:#c8d4d9}.brand-pc .registered-mark{right:0}.pc-hero h1{font-size:clamp(58px,5.7vw,84px)}
@media(max-width:980px){.brand-marks .brand-pc>img{width:66px}.brand-marks .brand-pc{width:88px}.brand-tagline{font-size:7.5px;letter-spacing:.09em}}
@media(max-width:650px){.brand-marks{gap:16px}.brand-marks .brand-pc{width:81px;gap:4px}.brand-marks .brand-pc>img{width:56px}.brand-tagline{font-size:7px;letter-spacing:.07em}.brand-pc .registered-mark{right:5px}.pc-hero h1{font-size:59px}html[lang=zh-CN] .pc-hero h1{font-size:48px}}
.pc-hero-showcase{background:#f1f5f7;align-self:center;overflow:hidden}.pc-showcase-product{width:100%;height:410px;object-fit:contain}.pc-showcase-caption{display:flex;justify-content:space-between;align-items:center;gap:25px;padding:20px 25px;background:#123343;color:#dbe7ed}.pc-showcase-brand{position:relative;width:75px;flex:none}.pc-showcase-brand img{width:100%;mix-blend-mode:screen;filter:contrast(1.3);clip-path:inset(1px 2px 3px 0)}.pc-showcase-brand .registered-mark{color:#fff;font-size:11px;right:-7px;top:-5px}.pc-showcase-caption p{font-size:12px;letter-spacing:.07em;text-align:right}.pc-hero-showcase .pc-showcase-product{mix-blend-mode:multiply}
@media(max-width:980px){.pc-showcase-product{height:330px}.pc-showcase-caption{padding:20px;gap:20px}.pc-showcase-caption p{font-size:11px}}
@media(max-width:650px){.pc-showcase-product{height:360px}.pc-showcase-caption{padding:20px 25px}.pc-showcase-caption p{font-size:11px}}
/* Cylinder-head-led piston development case. */
.head-design-case{background:#edf5f9}.head-design-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:65px;align-items:center}.head-design-figure{margin:0;min-width:0}.head-design-figure .image-button{display:block;background:#fff}.head-design-figure img{width:100%;height:auto;object-fit:contain}.head-design-figure figcaption{font-size:12px;letter-spacing:.04em;color:#627989;margin-top:15px}.head-design-copy h2{font-size:49px}.head-design-lead{font-size:17px;color:#456170;margin-top:25px}.head-design-steps{list-style:decimal-leading-zero;padding-left:25px;margin:28px 0 30px}.head-design-steps li{padding-left:10px;margin-bottom:18px;color:#1479af}.head-design-steps h3{font-size:18px;color:#233f50}.head-design-steps p{font-size:15px;color:#5f707c;margin-top:7px}.head-case-teaser{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:75px;padding-block:65px;border-top:1px solid #d4dfe5;border-bottom:1px solid #d4dfe5}.head-case-teaser h2{font-size:46px}.head-case-teaser p:not(.eyebrow){font-size:17px;color:#5f707c;margin-top:25px}.head-case-teaser .button{margin-top:28px}.head-case-preview{display:block;background:#f5f8fa;padding:15px}.head-case-preview img{width:100%;height:auto}
@media(max-width:980px){.head-design-layout{gap:35px}.head-design-copy h2,.head-case-teaser h2{font-size:38px}.head-case-teaser{gap:40px}.head-design-lead{font-size:16px}}
@media(max-width:650px){.head-design-layout,.head-case-teaser{grid-template-columns:1fr;gap:35px}.head-design-copy h2,.head-case-teaser h2{font-size:38px}.head-design-figure figcaption{font-size:11px}.head-design-steps{margin-top:25px}.head-case-teaser{padding-block:45px}.head-case-teaser p:not(.eyebrow){font-size:16px}html[lang=zh-CN] .head-design-copy h2,html[lang=zh-CN] .head-case-teaser h2{font-size:33px}}
/* Development flow: schematic design stages and real manufacturing references. */
.development-flow{background:#fff}.development-flow .section-heading>p{max-width:360px;font-size:16px;color:#5f707c}.development-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:55px 28px}.development-stage{border-top:1px solid #c6d7e0;padding-top:22px}.development-step{display:flex;align-items:baseline;gap:14px;margin-bottom:20px}.development-step>span{font-family:'Barlow Condensed',Arial,sans-serif;font-size:30px;color:#167db6;line-height:1}.development-step h3{font-size:22px;color:#233f50}.development-stage .image-button{display:block;background:#f5f8fa}.development-stage img{width:100%;height:235px;object-fit:contain;background:#fff}.development-stage img[src$="cnc.jpg"]{object-fit:cover}.development-caption{font-size:11px;letter-spacing:.05em;color:#68808e;margin-top:13px}.development-description{font-size:15px;line-height:1.7;color:#526e7e;margin-top:14px}.development-note{display:flex;justify-content:space-between;align-items:center;gap:45px;margin-top:50px;padding-top:30px;border-top:1px solid #d4dfe5}.development-note>p{font-size:13px;color:#6b7d87;max-width:710px}.development-note .button{flex:none;font-size:14px}.development-preview{background:#f1f6f9}.development-preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.development-preview-grid img{width:100%;height:250px;object-fit:contain;background:white}.development-preview-grid h3{font-size:19px;margin-top:20px;color:#234354}
@media(max-width:980px){.development-grid{grid-template-columns:1fr 1fr;gap:40px 25px}.development-stage img{height:235px}.development-step h3{font-size:21px}.development-preview-grid img{height:210px}.development-note{align-items:flex-start;flex-direction:column;gap:25px}}
@media(max-width:650px){.development-grid,.development-preview-grid{grid-template-columns:1fr;gap:40px}.development-stage{padding-top:20px}.development-stage img{height:270px}.development-step h3{font-size:22px}.development-step>span{font-size:31px}.development-caption{font-size:11px}.development-description{font-size:16px}.development-note{margin-top:40px;padding-top:25px}.development-preview-grid img{height:280px}.development-preview-grid h3{font-size:20px}.development-flow .section-heading>p{font-size:16px}}

/* Actual CAD detail views */
.cad-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:10px}.cad-detail-grid .image-button{width:100%;min-width:0}.cad-detail-grid img{width:100%;height:auto;aspect-ratio:1.2;object-fit:contain;background:#04345b}.development-stage img[src*="piston-cad-perspective"]{object-fit:contain;background:#04345b}

/* Project-specific manufacturing media */
.case-process-video{display:block;width:100%;height:260px;object-fit:contain;background:#102b3a}.development-stage img[src*="case-piston"]{object-fit:contain;background:#edf3f7}@media(max-width:700px){.case-process-video{height:340px}}

/* PC billet product photography */
.billet-showcase .detail-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:48px 30px}.billet-showcase .image-button{width:100%}.billet-showcase .image-button img{width:100%;height:auto;aspect-ratio:4/3;object-fit:contain;background:#e9e3d7}.billet-showcase h3{color:#91432e}.billet-showcase .detail-gallery p{min-height:0}.pc-hero-showcase .pc-showcase-product{mix-blend-mode:normal;background:#e9e3d7}@media(max-width:650px){.billet-showcase .detail-gallery{grid-template-columns:1fr;gap:35px}.billet-showcase .image-button img{height:auto}}

#two-stroke-billet{border-top:1px solid #d4dfe5}#two-stroke-billet>.image-button{width:100%}#two-stroke-billet>.image-button img{width:100%;height:auto;object-fit:contain}

/* Real product detail photography and CAD-to-product presentation */
.design-real-story{border-top:1px solid #d4dfe5;scroll-margin-top:125px}.design-real-story .eyebrow{color:#a44a34}.cad-real-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.cad-real-card{margin:0;background:#edf2f4;padding:25px}.cad-real-card .macro-frame{height:370px;aspect-ratio:auto;background:transparent}.cad-real-card .macro-frame img{width:100%;height:100%;object-fit:contain;transform:none}.cad-card{background:#073653}.cad-card figcaption{color:#d6e8f0}.real-card figcaption{color:#324b59}.cad-real-card figcaption{margin-top:18px;font-size:15px}.dark-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:40px}.macro-frame{display:block;width:100%;aspect-ratio:16/10;overflow:hidden;background:#e8e6df}.macro-frame img,.catalog-grid .macro-frame img{display:block;width:100%;height:100%;object-fit:cover;object-position:var(--detail-position,center);transform:scale(var(--detail-scale,1));transform-origin:var(--detail-position,center)}.dark-detail-grid h3{margin-top:20px;font-size:23px;color:#91432e}.dark-detail-grid p{margin-top:12px;font-size:16px;color:#5f707c}.production-video-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.production-video-grid video{display:block;width:100%;height:440px;object-fit:contain;background:#112d3b}.production-video-grid h3{font-size:22px;margin-top:20px}.production-clips{border-top:1px solid #d4dfe5}.production-clips .section-heading>p{max-width:340px}.macro-catalog .image-button{height:auto}#product-details{scroll-margin-top:125px}@media(max-width:650px){.cad-real-grid,.dark-detail-grid,.production-video-grid{grid-template-columns:1fr}.cad-real-card{padding:20px}.cad-real-card .macro-frame{height:310px}.dark-detail-grid{gap:30px}.production-video-grid{gap:35px}.production-video-grid video{height:460px}}

/* Coating photography */
.coating-story{border-top:1px solid #d4dfe5;scroll-margin-top:125px}.coating-story h2{font-size:clamp(32px,3.3vw,48px)}.coating-story .section-heading>p{max-width:350px;color:#5f707c}.coating-overview{width:100%;height:350px;overflow:hidden}.coating-overview img{width:100%;height:100%;object-fit:cover;object-position:center 66%}.coating-detail-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;margin-top:28px}.coating-detail-grid h3{font-size:20px;margin-top:18px}.coating-detail-grid .macro-frame{aspect-ratio:4/3}@media(max-width:650px){.coating-overview{height:210px}.coating-detail-grid{grid-template-columns:1fr;gap:28px}}

/* Video files are connected only after an explicit click. */
.video-facade{position:relative;width:100%;aspect-ratio:16/9;background:#102b3a;overflow:hidden}.video-facade-launch{display:block;width:100%;height:100%;border:0;padding:0;background:#102b3a;cursor:pointer;position:relative}.video-facade-launch img{display:block;width:100%;height:100%;object-fit:contain}.video-play-label{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);padding:16px 24px;background:#123f5be8;border:1px solid #ffffff88;color:#fff;white-space:nowrap;font-size:16px}.video-facade>video:not([hidden]){display:block;width:100%;height:100%;object-fit:contain}.video-facade>video[hidden]{display:none!important}.media-stage>.video-facade{height:100%;aspect-ratio:auto}.production-video-grid .video-facade{height:440px;aspect-ratio:auto}.video-facade.is-case-video{height:260px;aspect-ratio:auto}.robot-film-link{justify-self:start;margin-top:20px}@media(max-width:650px){.production-video-grid .video-facade{height:460px}.video-facade.is-case-video{height:340px}}

/* Racing colour variants use the original raster shapes as native SVG masks. */
img[src*="-mark-racing.svg"]{filter:none!important;mix-blend-mode:normal!important;clip-path:none!important}.brand-pc:before{display:none!important;content:none!important}.brand-pc{margin-left:0!important}.pc-hero-showcase,.pc-hero-showcase .pc-showcase-product{background:#fff}.pc-showcase-product{height:470px!important;width:100%;object-fit:contain;padding:6px;box-sizing:border-box}.billet-showcase .image-button img{background:#fff!important;padding:5px;box-sizing:border-box}.cad-real-card.real-card{background:#fff}.dark-detail-grid .macro-frame{background:#fff}#two-stroke-billet>.image-button{background:#fff}@media(max-width:650px){.pc-showcase-product{height:360px!important}}

.sample-forged-case{border-top:1px solid #d4dfe5}.sample-forged-case>.image-button{width:100%;background:#fff}.sample-forged-case>.image-button img{width:100%;height:auto}.sample-case-labels{display:grid;grid-template-columns:1fr 1fr;gap:25px;margin-top:15px;color:#5f707c;font-size:15px}@media(max-width:650px){.sample-case-labels{font-size:12px;gap:15px}}

/* Tight white-background product presentation, with no stretching. */
.pc-hero-showcase .pc-showcase-product{object-fit:contain!important;background:#fff!important}
.billet-showcase .image-button{background:#fff}
.billet-showcase .image-button img{height:390px!important;aspect-ratio:auto!important;object-fit:contain!important;transform:none!important;background:#fff!important}
.dark-detail-grid .macro-frame img{object-fit:contain;transform:none!important;background:#fff}
.cad-real-card.real-card .macro-frame img{object-fit:contain;background:#fff}
#two-stroke-billet>.image-button img{height:430px!important;object-fit:contain;background:#fff;padding:8px;box-sizing:border-box}
@media(max-width:650px){.billet-showcase .image-button img{height:320px!important}#two-stroke-billet>.image-button img{height:330px!important}}

/* CAD cards blend into the white page; drawing preview uses a native PDF detail crop. */
.cad-real-card.cad-card{background:#fff!important}.cad-card figcaption{color:#324b59!important}.development-preview-grid a:nth-child(2){background:#fff}.development-preview-grid a:nth-child(2) img{background:#fff!important}.development-preview-grid .drawing-closeup{overflow:hidden}.development-preview-grid .drawing-closeup img{object-fit:cover!important;object-position:48% 36%;transform:scale(1.25);background:#fff!important}.pc-story-visual{min-width:0}.pc-story-visual h2{margin-bottom:32px}.story-detail-frame{display:block;width:100%;height:370px;overflow:hidden;background:#d6d7d6}.story-detail-frame img{width:100%;height:100%;object-fit:cover;object-position:42% 36%;transform:scale(1.65);transform-origin:42% 36%}@media(max-width:650px){.story-detail-frame{height:300px}.pc-story-visual h2{margin-bottom:24px}}

.development-preview-grid .drawing-closeup img{transform:none!important}

/* JND rotating editorial banner — real product photography, responsive layout. */
.jnd-banner{background:#102d3d;color:#fff;position:relative;isolation:isolate}.banner-slide[hidden]{display:none!important}.banner-slide{display:grid;grid-template-columns:1fr 1fr;min-height:580px}.banner-copy{padding:65px 45px 65px max(40px,calc((100vw - 1320px)/2));display:flex;flex-direction:column;align-items:flex-start;justify-content:center}.banner-copy .eyebrow{color:#6acbfa;margin-bottom:25px}.banner-copy h1,.banner-copy h2{color:#fff;font-size:clamp(45px,5.7vw,84px);font-weight:700;line-height:1.01;letter-spacing:-.02em}.banner-description{font-size:18px;color:#ccdae2;margin-top:26px;margin-bottom:30px;max-width:440px;line-height:1.7}.banner-copy .button{background:#0787bc;border-color:#0787bc;color:#fff}.banner-copy .button:hover{background:#046e9b}.banner-image{background:#fff;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;min-width:0}.banner-image img{width:100%;height:580px;object-fit:contain;background:#fff}.banner-image-label{position:absolute;right:28px;bottom:20px;font-size:11px;letter-spacing:.17em;color:#274657;background:#ffffffde;padding:5px 9px}.banner-slide-1 .banner-image img{object-fit:cover;transform:scale(1.25)}.banner-slide-2 .banner-image img{object-fit:cover;object-position:center 70%;transform:scale(1.15)}.banner-slide-3{background:#20272c}.banner-slide-3 .eyebrow{color:#d3dce3}.banner-slide-3 .button{background:#e0e6ea;color:#15232d;border-color:#e0e6ea}.banner-controls{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #4c6471;padding:0 max(40px,calc((100vw - 1320px)/2));gap:20px;min-height:77px}.banner-dots{display:flex;align-items:stretch;gap:30px;align-self:stretch}.banner-dots button{position:relative;background:none;border:0;color:#b6c7d1;padding:19px 0;font-size:12px;letter-spacing:.07em;text-align:left}.banner-dots button span{font-size:11px;opacity:.7;margin-right:7px}.banner-dots button[aria-current=true]{color:#fff}.banner-dots button[aria-current=true]:before{content:'';height:3px;position:absolute;top:-1px;left:0;right:0;background:#4dc1f4}.banner-actions{display:flex;gap:8px}.banner-actions button{border:1px solid #627684;background:transparent;color:#fff;min-height:36px;min-width:38px;padding:3px 9px;font-size:13px}.banner-actions button:hover{background:#294a5c}.feature-library{background:#f1f6f8;color:#173446;border-top:1px solid #dbe5eb}.feature-library .eyebrow{color:#007db3}.feature-library .section-heading{margin-bottom:40px}.feature-library h2{max-width:850px;font-size:clamp(35px,4vw,58px)}.feature-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}.feature-card{background:white;border:1px solid #dbe6ec;min-width:0;overflow:hidden}.feature-photo{display:block;width:100%;overflow:hidden;aspect-ratio:16/10;background:white;padding:0}.feature-photo img{width:100%;height:100%;object-fit:cover;transition:transform .4s}.feature-photo:hover img{transform:scale(1.04)}.feature-photo img[src*="white"],.feature-photo img[src*="cad-side"],.feature-photo img[src*="blanks"]{object-fit:contain}.feature-photo img[src*="coating-"]{object-position:center 68%;transform:scale(1.6)}.feature-copy{padding:27px 30px 30px}.feature-number{display:block;color:#087aa7;font-size:12px;font-weight:600;margin-bottom:10px;letter-spacing:.12em}.feature-copy h3{font-size:25px;color:#173446;font-weight:600}.feature-copy p{font-size:16px;color:#506776;margin:14px 0 20px;line-height:1.75}.feature-copy .text-link{color:#006f9f;border-color:#007eb1}.feature-card:last-child:nth-child(odd){grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;align-items:center}.feature-card:last-child:nth-child(odd) .feature-photo{aspect-ratio:16/9}.feature-copy .text-link{min-height:30px}.jnd-banner button:focus-visible,.jnd-banner a:focus-visible{outline-color:#7ed8ff}
@media(min-width:1500px){.banner-copy{padding-left:max(56px,calc((100vw - 1320px)/2))}}
@media(max-width:900px){.banner-slide{min-height:510px}.banner-image img{height:510px}.banner-copy{padding:42px 28px}.banner-copy h1,.banner-copy h2{font-size:55px}.banner-description{font-size:16px}.banner-controls{padding:0 28px}.banner-dots{gap:16px}.banner-dots button{font-size:10px}.banner-dots button span{display:block}.banner-actions{gap:5px}.feature-copy{padding:24px}}
@media(max-width:600px){.banner-slide{grid-template-columns:1fr;min-height:0}.banner-copy{min-height:365px;padding:35px 24px 30px}.banner-copy h1,.banner-copy h2{font-size:46px;line-height:1.04}.banner-copy .eyebrow{font-size:10px;margin-bottom:17px}.banner-description{font-size:15px;line-height:1.6;margin:18px 0 22px}.banner-copy .button{padding:12px 18px;font-size:13px}.banner-image{height:280px}.banner-image img{height:280px}.banner-image-label{font-size:9px;bottom:10px;right:12px}.banner-controls{padding:8px 18px;gap:7px;flex-wrap:wrap}.banner-dots{gap:15px;flex:1;justify-content:space-between}.banner-dots button{font-size:9px;padding:10px 0}.banner-actions{margin-left:auto}.banner-actions button{min-height:34px;min-width:35px;font-size:12px}.feature-grid{grid-template-columns:1fr;gap:24px}.feature-card:last-child:nth-child(odd){grid-column:auto;display:block}.feature-copy h3{font-size:23px}.feature-copy p{font-size:15px}.feature-library .section-heading{margin-bottom:28px}}
@media(prefers-reduced-motion:reduce){.feature-photo img{transition:none}}
@media(max-width:600px){html[lang=zh-CN] .banner-copy h1,html[lang=zh-CN] .banner-copy h2{font-size:38px;line-height:1.22}}

/* Owner-confirmed technical strengths, scoped to the applicable product. */
.confirmed-specs{background:#fff;color:#193747;border-top:1px solid #dce6ec}.confirmed-specs:nth-of-type(even){background:#f4f7f9}.specs-layout{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}.specs-visual .eyebrow{color:#007cab}.specs-visual h2{font-size:clamp(34px,3.8vw,55px);max-width:540px;margin-bottom:30px}.specs-visual img{width:100%;height:340px;object-fit:cover;background:#fff}.specs-visual img[src*="white"]{object-fit:contain}.specs-visual img[src*="coating-"]{object-position:center 70%}.specs-points article{position:relative;border-top:1px solid #cfdae1;padding:23px 0 25px 40px}.specs-index{position:absolute;left:0;top:27px;font-size:12px;color:#0085b8;letter-spacing:.1em}.specs-points h3{font-size:23px;font-weight:600;color:#173446}.specs-points article p{font-size:16px;line-height:1.8;margin-top:12px;color:#506776}.specs-footnote{font-size:13px;line-height:1.7;color:#637a88;border-left:2px solid #0086b8;padding-left:17px;margin-top:14px}@media(max-width:700px){.specs-layout{grid-template-columns:1fr;gap:30px}.specs-visual img{height:250px}.specs-points article{padding-left:33px}.specs-points h3{font-size:22px}.specs-points article p{font-size:15px}}

/* Surface banner: enlarge one real piston instead of the collection photograph. */
.banner-slide-2 .banner-image img{object-fit:contain;object-position:center;transform:scale(2.9);transform-origin:60% 55%}@media(max-width:600px){.banner-slide-2 .banner-image img{transform:scale(2.65);transform-origin:60% 57%}}

/* Cylinder-head input, drawing and repeated valve-clearance review. */
.valve-review{background:#f1f6f9;color:#173747;border-top:1px solid #d7e3eb}.valve-review .eyebrow{color:#007eaf}.valve-review .section-heading>p{color:#526d7e;max-width:430px}.valve-review-path{list-style:none;counter-reset:review;display:grid;grid-template-columns:repeat(4,1fr);gap:15px;padding:0;margin:30px 0}.valve-review-path li{counter-increment:review;border-top:2px solid #1390bd;padding-top:14px;font-size:16px}.valve-review-path li:before{content:'0' counter(review) ' / ';font-size:12px;color:#087eac;margin-right:6px}.valve-review-grid{display:grid;grid-template-columns:1fr 1fr;gap:25px}.valve-review-grid figure{margin:0;min-width:0}.valve-review-grid .image-button{width:100%;background:#063456}.valve-review-grid img{width:100%;height:390px;object-fit:contain;background:#063456}.valve-review-grid figcaption{font-size:17px;padding:15px 0;color:#274c62}.valve-review .collection-note{margin-top:25px;color:#5b7484}@media(max-width:650px){.valve-review-grid{grid-template-columns:1fr}.valve-review-grid img{height:290px}.valve-review-path{grid-template-columns:1fr 1fr;gap:18px}.valve-review-path li{font-size:14px}}
.valve-review-grid .valve-review-wide{grid-column:1/-1}.valve-review-grid .valve-review-wide img{height:auto;aspect-ratio:2.2;object-fit:contain}@media(max-width:650px){.valve-review-grid .valve-review-wide img{aspect-ratio:1.55}}

/* Compact homepage rhythm: distinguish sections with tone, rather than empty space. */
.home-compact main>.section{padding-block:46px}.home-compact .eyebrow{margin-bottom:14px}.home-compact .section-heading{margin-bottom:25px}.home-compact main>.editorial,.home-compact main>.manufacture,.home-compact main>.pc-discovery{width:100%;max-width:none;margin:0;padding-inline:max(35px,calc((100vw - 1320px)/2))}.home-compact main>.editorial{background:#fff;gap:55px;align-items:center;padding-block:42px}.home-compact .editorial h2{font-size:clamp(32px,3.4vw,46px);line-height:1.12}.home-compact .editorial-copy{padding-top:0;font-size:17px;line-height:1.7}.home-compact .editorial-copy p+p{margin-top:12px}.home-compact .editorial-copy .button{margin-top:18px;padding:12px 21px}.home-compact .capability-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;max-width:none;margin:0;padding:20px max(35px,calc((100vw - 1320px)/2));gap:0;background:#e4f1f6;border-bottom:1px solid #bad7e4;color:#123e55;font-size:17px;font-weight:700;letter-spacing:.035em}.home-compact .capability-strip>span{padding:5px 17px;text-align:center}.home-compact .capability-strip>span+span{border-left:1px solid #accddb;padding-left:17px}.home-compact main>.collection{background:#eaf1f7;padding-block:40px}.home-compact .collection h2{font-size:clamp(32px,3.4vw,46px)}.home-compact .product-grid{gap:22px}.home-compact .product-tile>img{height:235px}.home-compact .product-tile>div{padding-top:12px}.home-compact main>.pc-discovery{background:#f4f0e9;padding-block:32px;grid-template-columns:135px 1fr auto;gap:30px}.home-compact .pc-discovery h2{font-size:34px}.home-compact .pc-discovery p:not(.eyebrow){margin-top:10px}.home-compact .pc-discovery-mark{padding:14px 10px}.home-compact main>.manufacture{background:#edf5f5;padding-block:40px;gap:55px}.home-compact .manufacture-photo>img{height:320px}.home-compact .manufacture h2{font-size:clamp(34px,3.8vw,48px)}.home-compact .manufacture p:not(.eyebrow){margin-block:18px;font-size:17px}.home-compact .manufacture .button{padding:12px 21px}.home-compact main>.process-media{padding-block:44px;background:#16384a}.home-compact main>.feature-library{background:#f1f5f8}.home-compact .feature-library .section-heading{margin-bottom:24px}.home-compact .feature-photo{aspect-ratio:16/8}.home-compact .feature-copy{padding:20px 24px}.home-compact .feature-copy p{margin-block:10px 14px}.home-compact main>.confirmed-specs{padding-block:45px;background:#fff}.home-compact main>.confirmed-specs:nth-of-type(even){background:#eaf2f4}.home-compact .specs-layout{gap:45px}.home-compact .specs-visual img{height:270px}.home-compact .specs-visual h2{font-size:42px;margin-bottom:22px}.home-compact .specs-points article{padding-block:17px}.home-compact .specs-index{top:21px}.home-compact main>.cta{padding-block:40px;margin-block:0}.home-compact .feature-library h2{font-size:44px}
@media(max-width:900px){.home-compact .capability-strip{font-size:14px}.home-compact main>.pc-discovery{grid-template-columns:110px 1fr;gap:22px}.home-compact .pc-discovery>.button{grid-column:2}.home-compact .product-tile>img{height:195px}.home-compact .specs-layout{gap:30px}}
@media(max-width:650px){.home-compact main>.section{padding-block:30px}.home-compact main>.editorial,.home-compact main>.manufacture,.home-compact main>.pc-discovery{padding:30px 22px;gap:22px}.home-compact .capability-strip{grid-template-columns:1fr 1fr;padding:15px 22px;gap:12px 0;font-size:17px}.home-compact .capability-strip>span{padding:4px 8px}.home-compact .capability-strip>span+span{padding-left:8px;border-left:0}.home-compact .capability-strip>span:nth-child(even){border-left:1px solid #accddb}.home-compact .editorial h2{font-size:32px}.home-compact .editorial-copy{font-size:16px}.home-compact .collection h2{font-size:32px}.home-compact .collection .section-heading{gap:15px}.home-compact .product-grid{gap:20px}.home-compact .product-tile>img{height:245px}.home-compact .manufacture-photo>img{height:245px}.home-compact .manufacture h2{font-size:35px}.home-compact .manufacture p:not(.eyebrow){font-size:16px}.home-compact .pc-discovery h2,html[lang=zh-CN] .home-compact .pc-discovery h2{font-size:28px}.home-compact main>.pc-discovery{grid-template-columns:90px 1fr}.home-compact .pc-discovery>.button{grid-column:1/-1}.home-compact .specs-visual h2,.home-compact .feature-library h2{font-size:33px}.home-compact .specs-visual img{height:230px}.home-compact .feature-copy{padding:20px}.home-compact .section-heading{gap:15px}}

/* Dense homepage detail blocks — no oversized third card or empty inter-section bands. */
.home-compact main>section.section{padding-block:30px;margin-block:0}.home-compact main>#feature-system{background:#fff;padding-block:30px}.home-compact #feature-system .section-heading{margin-bottom:20px}.home-compact #feature-system h2{font-size:36px}.home-compact #feature-system .feature-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}.home-compact #feature-system .feature-card,.home-compact #feature-system .feature-card:last-child:nth-child(odd){grid-column:auto;display:flex;flex-direction:column;align-items:stretch}.home-compact #feature-system .feature-photo,.home-compact #feature-system .feature-card:last-child:nth-child(odd) .feature-photo{height:195px;aspect-ratio:auto;flex:none;background:#fff}.home-compact #feature-system .feature-photo img{height:195px;width:100%;object-fit:contain;background:#fff;transform:none}.home-compact #feature-system .feature-copy{padding:16px 18px;flex:1}.home-compact #feature-system .feature-number{margin-bottom:6px}.home-compact #feature-system .feature-copy h3{font-size:22px}.home-compact #feature-system .feature-copy p{font-size:15px;line-height:1.65;margin:10px 0 12px}.home-compact #feature-system .feature-copy .text-link{font-size:14px}.home-compact main>#jnd-materials{background:#edf4f7}.home-compact main>#jnd-quality{background:#fff}.home-compact .confirmed-specs .specs-layout{grid-template-columns:minmax(0,.8fr) minmax(0,1.35fr);gap:35px}.home-compact .confirmed-specs .specs-visual h2{font-size:35px;line-height:1.15;margin-bottom:16px}.home-compact .confirmed-specs .specs-visual img{height:200px;object-fit:cover}.home-compact #jnd-materials .specs-points{display:grid;grid-template-columns:1fr 1fr;gap:0 22px}.home-compact .specs-points article{padding:14px 0 14px 28px}.home-compact .specs-index{top:18px;font-size:11px}.home-compact .specs-points h3{font-size:21px}.home-compact .specs-points article p{font-size:15px;line-height:1.65;margin-top:9px}.home-compact main>.process-media{padding-bottom:30px}.home-compact main>.cta{padding:28px 30px;margin-bottom:0}.home-compact main>.cta h2{font-size:36px}.home-compact main>.cta .eyebrow{margin-bottom:10px}.home-compact footer{padding-top:28px}.home-compact .footer-top{padding-bottom:25px;gap:25px}.home-compact .footer-top p:not(.footer-name){margin-top:12px}.home-compact .footer-bottom{padding-block:16px}
@media(max-width:900px){.home-compact #feature-system .feature-photo,.home-compact #feature-system .feature-photo img{height:165px}.home-compact #feature-system .feature-copy{padding:14px}.home-compact #feature-system .feature-copy h3{font-size:20px}.home-compact #jnd-materials .specs-points{grid-template-columns:1fr}.home-compact .confirmed-specs .specs-layout{grid-template-columns:1fr 1.2fr;gap:25px}}
@media(max-width:650px){.home-compact main>section.section{padding-block:24px}.home-compact #feature-system .feature-grid{grid-template-columns:1fr;gap:14px}.home-compact #feature-system h2{font-size:30px}.home-compact #feature-system .feature-card,.home-compact #feature-system .feature-card:last-child:nth-child(odd){display:grid;grid-template-columns:34% minmax(0,1fr);align-items:center}.home-compact #feature-system .feature-photo,.home-compact #feature-system .feature-card:last-child:nth-child(odd) .feature-photo{height:190px}.home-compact #feature-system .feature-photo img{height:190px;object-fit:contain}.home-compact #feature-system .feature-copy{padding:14px 12px}.home-compact #feature-system .feature-copy h3{font-size:19px}.home-compact #feature-system .feature-copy p{font-size:14px;margin-block:8px}.home-compact #feature-system .feature-copy .text-link{font-size:13px}.home-compact .confirmed-specs .specs-layout{grid-template-columns:1fr;gap:16px}.home-compact .confirmed-specs .specs-visual h2{font-size:30px}.home-compact .confirmed-specs .specs-visual img{height:175px}.home-compact #jnd-materials .specs-points{grid-template-columns:1fr}.home-compact .specs-points h3{font-size:20px}.home-compact .specs-points article{padding-block:12px}.home-compact main>.cta{padding:24px 22px;gap:18px}.home-compact main>.cta h2{font-size:30px}.home-compact footer{padding-top:22px}.home-compact .footer-top{gap:20px;padding-bottom:20px}}

/* Consistent white presentation for approved transparent product derivatives. */
.feature-photo img.image-white-product,.specs-visual img.image-white-product,.coating-overview img.image-white-product{background:#fff;object-fit:contain;transform:none}.coating-overview:has(.image-white-product),.feature-photo:has(.image-white-product){background:#fff}

/* Product catalogue close-ups share the same white asset treatment as feature cards. */
.catalog-grid .macro-frame:has(.image-white-product),.catalog-grid .macro-frame img.image-white-product{background:#fff}.catalog-grid .macro-frame img.image-white-product{object-fit:cover;transform:none}.coating-detail-grid .macro-frame:has(.image-white-product){background:#fff}.coating-detail-grid .macro-frame img.image-white-product{background:#fff;object-fit:contain;transform:none}

/* V27: keep transparent engineering details on the shared white image surface. */
.feature-photo img[src*="detail-internal-contour-transparent"]{object-fit:cover}
.coating-detail-grid img[src*="coating-dark-surface-transparent"]{object-fit:cover;transform:scale(1.7);transform-origin:62% 59%}

/* PC packaging: compact exterior concept gallery. */
.pc-packaging{background:#edf3f7;padding:48px 0}.pc-packaging h2{margin:10px 0 14px}.packaging-intro{max-width:800px;margin:0 0 24px}.packaging-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.packaging-grid figure{margin:0;background:#fff}.packaging-grid button{display:block;width:100%;overflow:hidden}.packaging-grid img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;display:block}.packaging-grid figcaption{padding:20px}.packaging-grid h3{margin:0 0 8px}.packaging-grid p{margin:0}.packaging-note{font-size:13px;margin:18px 0 0;color:#526777}@media(max-width:700px){.packaging-grid{grid-template-columns:1fr}.pc-packaging{padding:32px 0}}