/* Nanoinvis v9: retains v8 branding and inquiry flow; local media-led presentation. */
:root{--navy:#1c456f;--ink:#213b51;--muted:#586b7b;--line:#d5dfe5;--paper:#fff;--tint:#f2f5f7;--accent:#d88748;--night:#071c35;--font:Helvetica,Arial,"Microsoft YaHei","PingFang SC",sans-serif;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--paper);font:17px/1.75 var(--font);-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-weight:500}h2{font-size:clamp(30px,3.5vw,48px);line-height:1.36;letter-spacing:-.04em;color:var(--navy)}h3{font-size:21px;line-height:1.5}a{color:inherit;text-decoration:none}button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}button,a{-webkit-tap-highlight-color:transparent}button:active,.button:active{transform:translateY(1px)}button:disabled{cursor:wait;opacity:.7}img,video{display:block;max-width:100%}img{height:auto}a:focus-visible,button:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--accent);outline-offset:5px}::selection{background:#b6d9ed;color:#071c35}[hidden]{display:none!important}.container{width:min(1320px,calc(100% - 112px));margin-inline:auto}.section-space{padding-block:100px}.section-heading{margin-bottom:38px;max-width:740px}.section-heading p,.section-description{color:var(--muted);margin-top:18px;max-width:640px;line-height:1.85}.skip-link{position:fixed;top:-100px;left:16px;background:var(--navy);color:#fff;padding:12px 20px;z-index:100}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #e8edf1}.header-inner{height:76px;display:flex;align-items:center;gap:32px}.brand{flex:none}.brand img{width:168px;height:auto}.desktop-nav{display:flex;margin-left:auto;align-items:center;gap:30px}.desktop-nav a{white-space:nowrap;font-size:15px;padding:20px 0}.desktop-nav a:hover{color:var(--accent)}.header-actions{display:flex;align-items:center;gap:25px}.language-switch{display:flex;align-items:center;gap:6px;white-space:nowrap}.language-switch span{color:#a2afba;font-size:13px}.language-switch button{font-size:14px;min-height:44px;padding:8px 4px;color:var(--muted)}.language-switch button[aria-pressed=true]{color:var(--navy);font-weight:700}.header-contact{background:var(--navy);color:white;padding:10px 19px;font-size:14px;white-space:nowrap;border-radius:2px}.header-contact:hover{background:#123656}.menu-toggle{display:none}.mobile-nav{display:none}.button{display:inline-flex;align-items:center;justify-content:center;gap:28px;min-height:52px;padding:14px 24px;line-height:1.4;font-size:16px;white-space:nowrap;border-radius:2px;transition:background .2s,transform .2s}.button.primary{background:var(--accent);color:#142c42;font-weight:600}.button.primary:hover{background:#ecaa71}.button.light{background:#fff;color:var(--navy)}.button.light:hover{background:#d4e9f6}.text-link{display:inline-flex;gap:15px;align-items:center;min-height:44px;font-size:16px;line-height:1.4;color:var(--navy);padding:8px 0}.text-link:hover{color:#9c5427}.on-dark{color:#e5eff7}.on-dark:hover{color:#f3b680}.eyebrow{font-size:14px;letter-spacing:.12em;line-height:1.7}
.hero{position:relative;isolation:isolate;overflow:hidden;background:#04172e;height:clamp(570px,calc(100svh - 76px),690px);color:#fff}.hero-image{position:absolute;inset:0 0 0 auto;width:84%;z-index:-2}.hero-image img{width:100%;height:100%;object-fit:cover;object-position:center}.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,#04172ef7 0%,#04172ee6 23%,#04172e55 44%,transparent 64%)}.hero-inner{height:100%;display:flex;align-items:center}.hero-copy{max-width:620px;padding-block:40px}.hero .eyebrow{color:#c3d6e8}.hero h1{font-size:clamp(38px,4vw,58px);line-height:1.35;letter-spacing:-.04em;font-weight:500;margin-top:24px}.hero h1 span{display:block}.hero h1 span:last-child{color:#c3e2f5}.hero-description{font-size:19px;color:#d0ddea;margin-top:22px}.hero-actions{display:flex;align-items:center;gap:30px;margin-top:34px}.play-small{font-size:11px}
.product-photos{display:grid;grid-template-columns:1.6fr 1fr;gap:28px}.photo-button{display:block;width:100%;padding:0;overflow:hidden;background:#ebedef}.photo-button img{width:100%;height:100%;object-fit:cover;transition:transform .6s}.photo-button:hover img{transform:scale(1.025)}.product-photos .photo-button{height:510px}.photo-open img{object-position:48% 52%}.photo-single img{object-position:50% 58%}.product-photos figcaption{display:flex;justify-content:space-between;gap:20px;font-size:15px;color:var(--muted);padding-top:13px}.specifications{padding-top:58px;scroll-margin-top:90px}.spec-title{display:flex;gap:24px;align-items:baseline;justify-content:space-between;padding-bottom:26px;border-bottom:1px solid var(--line)}.spec-title h3{font-size:26px;color:var(--navy)}.spec-title p{font-size:17px;color:var(--muted)}.dimension-list{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;margin:0;padding:38px 0}.dimension-list dd{margin:0;font-size:52px;letter-spacing:-.05em;line-height:1.25;color:var(--navy);font-weight:400;font-variant-numeric:tabular-nums}.dimension-list dd span{font-size:20px;letter-spacing:0;margin-left:4px}.dimension-list dt{color:var(--muted);font-size:15px;margin-top:10px}.selection-note{display:flex;align-items:center;justify-content:space-between;gap:24px;border-top:1px solid var(--line);padding-top:22px}.selection-note p{font-size:16px;color:var(--muted)}.selection-note .text-link{flex:none}.spec-list{display:grid;gap:12px}.spec-list>div{display:flex;justify-content:space-between}.spec-list dt{color:var(--muted)}.spec-list dd{margin:0}#product-gallery{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}#product-gallery img{width:100%}
.showroom{background:var(--night);color:#e4edf5}.showroom h2{color:white}.showroom .section-heading p{color:#b7cadb}.studio-shell{height:610px;position:relative;border:1px solid #2a425b;background:#06182e;overflow:hidden}.studio-cover{position:absolute;inset:0}.studio-cover>img,.studio-cover>video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.studio-cover>video{opacity:0;transition:opacity .4s}.studio-cover>video.playing{opacity:1}.studio-cover::after{content:"";position:absolute;inset:45% 0 0;background:linear-gradient(transparent,#05182ed9);pointer-events:none}.studio-entry{position:absolute;left:0;right:0;bottom:45px;display:flex;gap:30px;justify-content:center;align-items:center;z-index:2}.motion-toggle{position:absolute;right:20px;top:16px;z-index:2;color:#e2edf5;font-size:13px;min-height:44px;padding:8px 12px;background:#05182ed9;border:1px solid #4c667c;border-radius:2px}.studio-shell iframe{width:100%;height:100%;border:0;background:#071c35}.studio-loading,.studio-error{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#071c35;color:#c7dcec;z-index:3}.studio-error{flex-direction:column;gap:18px;text-align:center;padding:30px}.studio-foot{display:flex;justify-content:space-between;align-items:center;gap:25px;margin-top:18px}.studio-foot p{font-size:14px;color:#b7cadb}.studio-foot a{font-size:14px;flex:none}
.film-tabs{display:flex;gap:30px;border-bottom:1px solid var(--line);margin-bottom:24px;overflow-x:auto;scrollbar-width:thin}.film-tabs button{position:relative;flex:none;font-size:17px;padding:10px 0 17px;color:var(--muted);min-height:50px}.film-tabs button[aria-selected=true]{color:var(--navy);font-weight:600}.film-tabs button[aria-selected=true]::after{content:"";position:absolute;height:3px;bottom:0;left:0;right:0;background:var(--accent)}.film-screen{position:relative;background:#071c35;aspect-ratio:16/9;overflow:hidden}.film-screen video{width:100%;height:100%;object-fit:contain}.film-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:82px;height:82px;border-radius:50%;display:grid;place-items:center;background:#fffef5ed;color:var(--navy);box-shadow:0 10px 50px #0003}.film-play span{font-size:22px;margin-left:4px}.film-play:hover{background:white;box-shadow:0 0 0 8px #ffffff26}.film-play:active{transform:translate(-50%,-50%) scale(.97)}.film-description{display:flex;justify-content:space-between;gap:36px;margin-top:24px}.film-description h3{font-size:24px;color:var(--navy)}.film-description p{margin-top:7px;font-size:16px;color:var(--muted);max-width:760px}.film-description>span{color:var(--muted);font:15px/1.8 var(--font);font-variant-numeric:tabular-nums;padding-top:6px}.films-section #film-download{font-size:14px;margin-top:10px}
.package-section{background:var(--tint);padding-block:64px}.package-layout{display:grid;grid-template-columns:1.3fr 1fr;align-items:center;gap:70px}.package-layout .photo-button{aspect-ratio:4/3}.package-copy p{margin-top:22px;color:var(--muted)}.package-copy .fragile{color:var(--navy);font-size:18px}.package-copy .text-link{margin-top:18px}.order-steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:48px;padding:0;margin:40px 0 0}.order-steps li{border-top:1px solid var(--line);padding-top:24px;display:flex;gap:20px}.step-number{font-size:14px;color:#8b5c34;padding-top:4px}.order-steps h3{font-size:21px}.order-steps p{font-size:16px;color:var(--muted);margin-top:12px}.contact-section{background:#eaf0f5}.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:center}.contact-intro .eyebrow{color:var(--muted)}.contact-intro h2{margin-top:18px}.contact-intro>p:last-child{margin-top:22px;color:var(--muted);font-size:16px}.contact-channel{display:flex;align-items:center;justify-content:space-between;gap:20px;border-block:1px solid #b7cad9;padding-block:35px}.channel-copy h3{font-size:24px}.channel-copy p{font-size:16px;color:var(--muted);margin-top:9px}.channel-label{font-size:14px}.channel-action{font-size:28px;color:var(--navy);padding:12px;flex:none}.channel-action:hover{background:#fff}.channel-copy .contact-value{font-size:20px;color:var(--navy);margin-top:16px;word-break:break-word}.site-footer{min-height:112px;display:flex;align-items:center;gap:40px}.footer-brand img{width:142px;height:auto}.site-footer>p{font-size:13px;color:var(--muted);margin-left:auto}.back-top{display:flex;gap:16px;font-size:14px;color:var(--muted)}
dialog{border:0;border-radius:4px;max-width:calc(100vw - 32px);width:370px;padding:44px 30px 26px;color:var(--ink);text-align:center}dialog::backdrop{background:#020e20dc;backdrop-filter:blur(5px)}dialog h2{font-size:26px}.dialog-close{position:absolute;right:16px;top:10px;font-size:30px;line-height:1;min-width:44px;min-height:44px}#wechat-qr{width:220px;margin:22px auto 18px}#wechat-id{margin:20px 0}#copy-status{min-height:24px;font-size:14px;margin-top:12px}.media-dialog{width:min(1200px,calc(100vw - 48px));padding:0;background:#06182e;color:white;text-align:left;max-height:calc(100dvh - 36px);overflow:auto}.modal-bar{position:relative;padding:15px 70px 15px 22px;min-height:64px;display:flex;align-items:center}.modal-bar h2{color:white;font-size:18px;letter-spacing:0}.modal-bar .dialog-close{top:8px;color:#fff}.media-dialog video{width:100%;max-height:calc(100dvh - 120px);background:#020c1c}.media-dialog img{width:100%;max-height:calc(100dvh - 120px);object-fit:contain}.media-error{padding:15px 0;color:#8a3525}.media-dialog .media-error{color:#f7b58e;padding:20px}.media-dialog.photo-mode{width:auto;max-width:calc(100vw - 48px)}html[lang=en] .hero h1{font-size:clamp(40px,4.4vw,64px);line-height:1.13;letter-spacing:-.04em}html[lang=en] .hero-description{max-width:460px}html[lang=en] h2{line-height:1.18}html[lang=en] .desktop-nav{gap:24px}
@media(min-width:1600px){.hero-image{width:80%}.hero h1{font-size:62px}}
@media(max-width:1200px){.container{width:calc(100% - 72px)}.desktop-nav{gap:20px}.header-inner{gap:25px}.header-actions{gap:18px}.brand img{width:151px}.hero h1{font-size:43px}.hero-copy{max-width:490px}.hero-actions{gap:22px}.product-photos .photo-button{height:440px}.package-layout{gap:45px}.contact-layout{gap:65px}.order-steps{gap:28px}.studio-shell{height:580px}html[lang=en] .desktop-nav{gap:18px}html[lang=en] .header-contact{padding-inline:15px}html[lang=en] .hero h1{font-size:52px}}
@media(max-width:1023px){.desktop-nav{display:none}.header-actions{margin-left:auto}.menu-toggle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-width:44px;min-height:44px;padding:10px}.menu-toggle span{height:1px;width:22px;background:var(--navy);transition:transform .2s}.menu-toggle[aria-expanded=true] span:first-child{transform:translateY(3.5px) rotate(45deg)}.menu-toggle[aria-expanded=true] span:last-child{transform:translateY(-3.5px) rotate(-45deg)}.mobile-nav:not([hidden]){position:absolute;display:grid;top:76px;width:100%;padding:18px 36px 26px;background:white;border-bottom:1px solid var(--line);box-shadow:0 15px 20px #06182e14}.mobile-nav a{padding:12px 0}.hero-image{width:100%}.hero::before{background:linear-gradient(90deg,#04172ef7,#04172e99 40%,transparent 85%)}.hero-copy{max-width:500px}.hero h1{font-size:42px}.hero .text-link{font-size:15px}.hero-actions{gap:24px}.dimension-list{gap:20px}.dimension-list dd{font-size:46px}.dimension-list dt{font-size:14px}.product-photos{gap:20px}.product-photos .photo-button{height:380px}.package-layout{gap:30px}.contact-layout{gap:40px}.order-steps{gap:20px}.order-steps li{gap:12px}.order-steps h3{font-size:19px}}
@media(max-width:767px){html{scroll-padding-top:82px}.container{width:calc(100% - 40px)}body{font-size:16px}.section-space{padding-block:64px}.header-inner{height:68px;gap:16px}.brand img{width:137px}.header-actions{gap:10px}.header-contact{display:none}.language-switch{gap:3px}.language-switch button{min-width:30px}.mobile-nav:not([hidden]){top:68px;padding-inline:20px}.hero{height:clamp(650px,calc(100svh - 68px),780px)}.hero-image{width:100%}.hero-image img{object-position:center bottom;object-fit:cover}.hero::before{background:linear-gradient(180deg,#03172ce6 0%,#03172c66 27%,transparent 56%)}.hero-inner{align-items:flex-start}.hero-copy{padding-top:32px;padding-bottom:0;max-width:none;width:100%}.hero .eyebrow{font-size:12px;letter-spacing:.1em}.hero h1{font-size:clamp(30px,8.7vw,43px);line-height:1.28;letter-spacing:-.04em;margin-top:14px}.hero-description{font-size:16px;margin-top:16px}.hero-actions{gap:20px;margin-top:23px}.hero-actions .button{min-height:48px;font-size:14px;padding:12px 17px;gap:20px}.hero-actions .text-link{font-size:14px;gap:10px}.section-heading{margin-bottom:28px}.section-heading p{font-size:16px;margin-top:16px}h2{font-size:31px}.product-photos{grid-template-columns:1fr 1fr;gap:14px}.product-photos .photo-button{height:260px}.photo-open img{object-position:28% 50%;object-fit:cover}.photo-single img{object-position:50% 50%}.product-photos figcaption{font-size:13px;line-height:1.6;gap:8px}.specifications{padding-top:36px}.spec-title{display:block;padding-bottom:20px}.spec-title h3{font-size:24px}.spec-title p{font-size:15px;margin-top:5px}.dimension-list{grid-template-columns:1fr 1fr;gap:28px 20px;padding-block:30px}.dimension-list dd{font-size:44px}.dimension-list dd span{font-size:18px}.dimension-list dt{font-size:14px;margin-top:6px}.selection-note{display:block;padding-top:18px}.selection-note p{font-size:15px}.selection-note a{margin-top:8px}.studio-shell{height:560px;margin-inline:-20px;border-inline:0}.studio-cover>img,.studio-cover>video{object-fit:cover;object-position:50% 46%}.studio-entry{bottom:35px;flex-direction:column;gap:8px}.motion-toggle{right:14px;top:12px;font-size:12px}.studio-foot{display:block;margin-top:15px}.studio-foot p{font-size:13px}.studio-foot a{font-size:14px;margin-top:6px}.film-tabs{gap:25px;margin-right:-20px;padding-right:20px;margin-bottom:20px}.film-tabs button{font-size:16px}.film-screen.portrait{aspect-ratio:9/16;max-height:75svh;width:auto;margin-inline:auto}.film-screen.portrait video{object-fit:contain}.film-description{gap:20px;margin-top:20px}.film-description h3{font-size:23px}.film-description p{font-size:15px}.film-play{width:64px;height:64px}.film-play span{font-size:18px}.package-section{padding-block:40px}.package-layout{grid-template-columns:1fr;gap:28px}.package-copy p{font-size:16px;margin-top:16px}.package-copy .fragile{font-size:17px}.package-copy .text-link{margin-top:12px}.order-steps{grid-template-columns:1fr;gap:25px;margin-top:30px}.order-steps li{gap:22px;padding-top:22px}.order-steps h3{font-size:21px}.order-steps p{font-size:15px;margin-top:8px}.contact-layout{grid-template-columns:1fr;gap:34px}.contact-intro .eyebrow{font-size:12px}.contact-intro>p:last-child{font-size:16px}.contact-channel{padding-block:28px}.channel-copy h3{font-size:22px}.channel-copy p{font-size:15px}.channel-copy .contact-value{font-size:19px}.site-footer{min-height:130px;gap:20px;flex-wrap:wrap;padding-block:22px}.footer-brand img{width:130px}.site-footer>p{font-size:12px}.back-top{margin-left:auto;font-size:13px}.media-dialog,.media-dialog.photo-mode{max-width:calc(100vw - 16px);width:calc(100vw - 16px)}.modal-bar{padding-left:16px}.modal-bar h2{font-size:16px}.media-dialog video,.media-dialog img{max-height:calc(100dvh - 120px)}html[lang=en] .hero h1{font-size:clamp(36px,10vw,49px);line-height:1.08}html[lang=en] .hero-description{font-size:16px;max-width:330px}html[lang=en] h2{font-size:33px}#product-gallery{grid-template-columns:1fr}}
@media(max-width:374px){.hero-actions{gap:15px}.hero-actions .button{padding-inline:15px;gap:15px}.hero-actions .text-link{font-size:13px}.brand img{width:122px}.header-actions{gap:6px}.product-photos{grid-template-columns:1fr}.product-photos .photo-button{height:330px}.photo-open img{object-fit:cover}.photo-single img{object-fit:contain}}
.hero-image{mask-image:linear-gradient(90deg,transparent,#000 15%)}
.photo-single img{object-position:50% 50%}
.dimension-list>div{display:flex;flex-direction:column}.dimension-list dd{order:1}.dimension-list dt{order:2}
.studio-links{display:flex;align-items:center;gap:28px;flex:none}
@media(max-width:767px){.hero-image{mask-image:none}.studio-links{flex-wrap:wrap;gap:4px 24px}.studio-links .text-link{font-size:13px}}
@media(max-width:767px){.hero-image img{object-fit:contain;object-position:center bottom;mask-image:linear-gradient(180deg,transparent 30%,#000 55%)}.product-photos{grid-template-columns:1fr;gap:26px}.product-photos .photo-button{height:auto;aspect-ratio:4/3}.product-photos .photo-single .photo-button{aspect-ratio:1}.product-photos .photo-button img{object-fit:contain;object-position:center}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.photo-button:hover img{transform:none}}