:root{--ink:#191b18;--paper:#fbfaf6;--white:#fff;--sage:#dfe5dc;--cream:#f0eee7;--green:#30463b;--line:#d6d7d1;--muted:#666b65;--accent:#d9e7a9;--serif:"Times New Roman",Times,serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:19px;line-height:1.55}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit}
html:lang(zh-CN) body{font-family:"Noto Serif SC","Source Han Serif SC","Microsoft YaHei",serif}
.site-header{height:72px;padding:0 4vw;display:flex;align-items:center;gap:34px;border-bottom:1px solid var(--line);background:rgba(251,250,246,.94);backdrop-filter:blur(14px);position:sticky;top:0;z-index:20}
.brand{display:flex;align-items:center;gap:11px}
.brand span{width:38px;height:38px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:16px;font-weight:700}
.brand strong{font-size:20px}
.site-header nav{display:flex;gap:24px;margin-left:auto;font-size:17px}
.site-header nav a{white-space:nowrap}
.site-header nav a:hover{opacity:.55}
.language-switcher{position:relative;flex:0 0 auto;font-size:15px}
.language-switcher summary{list-style:none;border:1px solid var(--line);border-radius:999px;padding:8px 12px;cursor:pointer;white-space:nowrap;background:rgba(255,255,255,.62);font-weight:700}
.language-switcher summary::-webkit-details-marker{display:none}
.language-switcher[open] summary{border-color:var(--ink)}
.language-menu{position:absolute;right:0;top:calc(100% + 10px);width:190px;background:var(--white);border:1px solid var(--line);box-shadow:0 18px 45px rgba(25,27,24,.16);padding:7px;display:grid;z-index:30}
.language-menu a{padding:9px 11px;border-radius:3px;display:flex;justify-content:space-between;gap:14px}
.language-menu a:hover{background:var(--cream)}
.language-menu a[aria-current="true"]{background:var(--sage);font-weight:700}
.header-cta,.button{border:1px solid var(--ink);border-radius:999px;padding:11px 19px;font-weight:700;display:inline-flex;justify-content:center;align-items:center;cursor:pointer;transition:.2s}
.header-cta{white-space:nowrap;flex:0 0 auto}
.button:hover,.header-cta:hover{transform:translateY(-2px)}
.header-cta,.button.dark{background:var(--ink);color:#fff}
.button.light{background:transparent}
.kicker{text-transform:uppercase;letter-spacing:.11em;font-size:16px;font-weight:700;color:#59635c;margin:0 0 18px}
.hero{min-height:680px;padding:76px 5vw 88px 6vw;display:grid;grid-template-columns:.92fr 1.08fr;gap:3vw;align-items:center}
.hero h1,.collection-hero h1{font-size:clamp(48px,5vw,68px);line-height:.98;letter-spacing:-.04em;margin:0;font-weight:400}
.hero h1 i{font-weight:400;color:#65736a}
.lead{font-size:19px;max-width:650px;color:var(--muted);margin:27px 0}
.actions{display:flex;gap:10px;flex-wrap:wrap}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;border-top:1px solid var(--line);margin-top:45px;padding-top:23px}
.facts b,.facts span{display:block}
.facts b{font-size:21px}
.facts span{font-size:16px;color:var(--muted);margin-top:5px}
.hero-product{min-height:580px;background:transparent;display:grid;place-items:center;padding:28px;position:relative}
.hero-product::before{content:"";position:absolute;width:64%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(217,231,169,.25) 0,rgba(240,238,231,.13) 48%,transparent 72%);filter:blur(18px);pointer-events:none}
.hero-frame{width:min(760px,100%);position:relative;margin:0;z-index:1}
.hero-visual>img{width:100%;aspect-ratio:3/2;object-fit:contain;mix-blend-mode:multiply;-webkit-mask-image:linear-gradient(to right,transparent,#000 5%,#000 95%,transparent),linear-gradient(to bottom,transparent,#000 5%,#000 95%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(to right,transparent,#000 5%,#000 95%,transparent),linear-gradient(to bottom,transparent,#000 5%,#000 95%,transparent);mask-composite:intersect;animation:hero-product-reveal .8s cubic-bezier(.22,1,.36,1) both}
.hero-view-notes{display:grid;grid-template-columns:1fr 1fr;gap:28px;margin-top:8px;text-transform:uppercase;letter-spacing:.11em}
.hero-view-notes span{border-top:1px solid rgba(25,27,24,.18);padding-top:11px;display:grid;gap:3px}
.hero-view-notes b{font-size:11px;color:#353a36;font-weight:600}
.hero-view-notes small{font-size:9px;color:#777c75;letter-spacing:.08em}
.hero-spec-band{background:var(--ink);color:#fff;padding:0 4vw}
.hero-specs{display:grid;grid-template-columns:repeat(6,1fr);margin:0;padding:0;counter-reset:hero-spec}
.hero-spec{position:relative;margin:0;min-height:105px;padding:27px 16px 22px 31px;border-right:1px solid rgba(255,255,255,.14);animation:hero-spec-reveal .55s ease-out both}
.hero-spec:last-child{border-right:0}
.hero-spec::before{counter-increment:hero-spec;content:"0" counter(hero-spec);position:absolute;left:0;top:32px;color:#c8a96b;font:9px/1 Georgia,"Times New Roman",serif;letter-spacing:.12em}
.hero-spec dt{font-size:15px;line-height:1.25;font-weight:600;color:#fff}
.hero-spec dd{font-size:13px;line-height:1.35;color:#adb5af;margin:6px 0 0}
.hero-spec:nth-child(2){animation-delay:.05s}.hero-spec:nth-child(3){animation-delay:.1s}.hero-spec:nth-child(4){animation-delay:.15s}.hero-spec:nth-child(5){animation-delay:.2s}.hero-spec:nth-child(6){animation-delay:.25s}
@keyframes hero-product-reveal{from{opacity:0;transform:translateY(16px) scale(.985)}to{opacity:1;transform:none}}
@keyframes hero-spec-reveal{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(prefers-reduced-motion:reduce){.hero-visual>img,.hero-spec{animation:none}}
.section{padding:105px 5vw}
.section-title{display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:end;margin-bottom:44px}
.section-title .kicker{grid-column:1/-1;margin-bottom:-12px}
.section-title h2,.story-copy h2,.inquiry h2,.selector-head h2,.directory-hero h1{font-size:clamp(38px,4.4vw,60px);font-weight:400;letter-spacing:-.035em;line-height:1.02;margin:0}
.section-title>p:last-child,.story-copy>p,.inquiry>div>p:last-child,.selector-head>p,.directory-hero>p:last-child{color:var(--muted);max-width:560px}
.collection-card{min-height:520px;background:var(--green);color:#fff;display:grid;grid-template-columns:.75fr 1.25fr;overflow:hidden;border-radius:5px}
.collection-copy{padding:58px;display:flex;flex-direction:column;align-items:flex-start}
.collection-copy>span,.future-grid article>span{font-size:16px;text-transform:uppercase;letter-spacing:.09em;opacity:.72}
.collection-copy h3{font-size:48px;line-height:.98;font-weight:400;margin:50px 0 20px}
.collection-copy p{color:#c5cec8;max-width:390px}
.collection-steps{list-style:none;padding:0;margin:20px 0 28px;display:grid;gap:11px;font-size:18px}.collection-steps li{display:grid;grid-template-columns:64px 1fr;align-items:start;gap:12px}.collection-steps b{border:1px solid rgba(255,255,255,.45);border-radius:999px;padding:3px 7px;text-align:center;font-size:14px}.collection-steps span{line-height:1.2}.collection-steps small{display:block;color:#c5cec8;font-size:15px;margin-top:3px}.collection-copy .collection-cta{margin-top:auto;border:1px solid rgba(255,255,255,.8);border-radius:999px;padding:13px 18px;font-size:17px;background:#fff;color:var(--green)}
.collage{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:1fr 1fr;gap:8px;padding:16px}
.collage img{width:100%;height:100%;object-fit:contain;background:#e7e8e3}
.future-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}
.future-grid article{background:var(--white);border:1px solid var(--line);padding:32px;min-height:235px;display:flex;flex-direction:column}
.future-grid h3{font-size:25px;font-weight:400;margin:30px 0 8px}
.future-grid p{color:var(--muted);font-size:18px}
.future-grid a{margin-top:auto;font-weight:700;font-size:17px}
.product-story{display:grid;grid-template-columns:1fr 1fr;background:var(--sage)}
.story-image{min-height:740px;background:#e8ded2;display:grid;place-items:center}
.story-image img{width:100%;height:100%;object-fit:contain}
.story-copy{padding:90px 7vw}
.story-copy>p{font-size:18px}
.choice-pair{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:38px 0}
.choice-pair article{background:rgba(255,255,255,.52);padding:22px}
.choice-pair b{font-size:20px}
.choice-pair p{font-size:17px;color:var(--muted);margin:7px 0 0}
.story-copy ul{padding-left:19px;color:#3f4943}
.story-copy li{margin:9px 0}
.supply{background:var(--paper)}
.factory-grid{display:grid;grid-template-columns:1.25fr .75fr .75fr;gap:10px}
.factory-grid figure{margin:0;position:relative;overflow:hidden;min-height:420px}
.factory-grid img{width:100%;height:100%;object-fit:cover}
.factory-grid figcaption{position:absolute;left:16px;bottom:16px;background:rgba(255,255,255,.9);padding:9px 13px;font-size:16px}
.inquiry{background:var(--accent);padding:95px 5vw;display:grid;grid-template-columns:.8fr 1.2fr;gap:8vw}
.inquiry-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.inquiry-form label{font-size:17px;font-weight:700}
.inquiry-form .wide{grid-column:1/-1}
.inquiry-form input,.inquiry-form textarea{width:100%;display:block;background:rgba(255,255,255,.68);border:1px solid rgba(25,27,24,.18);padding:12px;margin-top:6px;outline:none}
.copy-status{align-self:center;font-size:17px}
footer{padding:35px 4vw;background:#fff;display:grid;grid-template-columns:1fr 1fr 1fr;gap:25px;align-items:center;border-top:1px solid var(--line);font-size:16px;color:var(--muted)}
footer p:last-child{text-align:right}

.collection-hero{padding:80px 6vw;display:grid;grid-template-columns:.8fr 1.2fr;gap:7vw;align-items:center;background:var(--cream)}
.collection-hero>div:first-child>p:last-child{color:var(--muted);font-size:18px;margin-top:28px}
.collection-hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.collection-hero-grid img{width:100%;aspect-ratio:1;object-fit:contain;background:#e3e2dc}
.selector-head{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:end;margin-bottom:38px}
.selector-shell{display:grid;grid-template-columns:.8fr 1.2fr;border:1px solid var(--line);background:#fff;overflow:hidden}
.selector-controls{padding:42px}
.selector-controls fieldset{border:0;padding:0;margin:0 0 30px}
.selector-controls legend{font-size:18px;font-weight:700;margin-bottom:11px}
.option-row{display:flex;gap:7px;flex-wrap:wrap}
.option{background:#fff;border:1px solid var(--line);padding:9px 13px;cursor:pointer}
.option:hover,.option.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.model-options .option{font-size:17px}
.selection-summary{border-top:1px solid var(--line);padding-top:25px}
.selection-summary>span{font-size:16px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
.selection-summary h3{font-size:28px;font-weight:400;line-height:1.15;margin:8px 0}
.selection-summary p{color:var(--muted);font-size:17px}
.selection-actions{display:flex;gap:9px;flex-wrap:wrap}.selection-status{display:block!important;font-size:16px!important;text-transform:none!important;letter-spacing:0!important;color:var(--green)!important;margin-top:12px;min-height:25px}
.selector-visual{background:transparent;padding:0;position:relative;overflow:hidden;isolation:isolate}
.selector-visual img{width:88%;height:auto;object-fit:contain;margin:0 auto}
.image-caption{position:absolute;left:6%;right:6%;bottom:0;display:flex;justify-content:space-between;align-items:end;gap:20px;padding:42px 22px 18px;background:linear-gradient(to bottom,transparent,rgba(15,17,15,.72));color:#fff;font-size:15px;line-height:1.3;text-shadow:0 1px 10px rgba(0,0,0,.28);pointer-events:none}
.generation-guide{background:#ecefe8}
.section-title.compact{margin-bottom:35px}
.generation-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.generation-tile{background:#fff;border:1px solid var(--line);padding:12px;text-align:left;cursor:pointer}
.generation-tile img{width:100%;aspect-ratio:4/3;object-fit:contain;background:#efeee9}
.generation-tile span{display:flex;justify-content:space-between;padding:12px 3px 2px}
.generation-tile b{font-size:19px}
.generation-tile small{color:var(--muted);font-size:16px}
.detail-band{display:grid;grid-template-columns:repeat(4,1fr);background:var(--ink);color:#fff;padding:52px 5vw;gap:30px}
.detail-band span,.detail-band b{display:block}
.detail-band span{font-size:16px;text-transform:uppercase;letter-spacing:.08em;color:#b3bbb6}
.detail-band b{font-weight:400;font-size:17px;margin-top:9px}

.directory-hero{padding:90px 6vw 62px;background:var(--cream)}
.faq-hero{padding:90px 6vw 70px;background:var(--cream);display:grid;grid-template-columns:1fr .72fr;gap:7vw;align-items:end}
.faq-hero h1{font-size:clamp(42px,4.8vw,64px);line-height:1;letter-spacing:-.04em;font-weight:400;margin:0}
.faq-hero p:last-child{color:var(--muted);font-size:18px}
.faq-layout{display:grid;grid-template-columns:.62fr 1.38fr;gap:7vw}
.faq-aside{position:sticky;top:110px;align-self:start}
.faq-aside h2{font-size:32px;font-weight:400;line-height:1.1;margin:0 0 18px}
.faq-aside p{color:var(--muted);font-size:18px}
.faq-list details{border-top:1px solid var(--line);padding:24px 0}
.faq-list details:last-child{border-bottom:1px solid var(--line)}
.faq-list summary{cursor:pointer;font-size:21px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:20px}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:after{content:"+";font-weight:400}
.faq-list details[open] summary:after{content:"−"}
.faq-list details p{color:var(--muted);max-width:760px;margin:14px 40px 0 0}
.faq-cta{margin-top:36px;background:var(--green);color:#fff;padding:42px}
.faq-cta h3{font-size:31px;font-weight:400;margin:0 0 10px}
.faq-cta p{color:#cad2cc}
.faq-cta .button{border-color:#fff;margin-top:10px}
.directory-hero>p:last-child{font-size:18px}
.directory{padding-top:45px}
.directory-tools{position:sticky;top:84px;z-index:10;background:rgba(251,250,246,.95);backdrop-filter:blur(12px);padding:16px;border:1px solid var(--line);display:grid;grid-template-columns:1fr auto;align-items:end;gap:25px;margin-bottom:24px}
.directory-tools label>span{display:block;text-transform:uppercase;letter-spacing:.08em;font-size:16px;font-weight:700}
.directory-tools input{width:100%;border:0;background:transparent;font-size:19px;padding:7px 0 0;outline:0}
.directory-tools>span{font-size:16px;color:var(--muted)}
.model-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.model-card{background:#fff;border:1px solid var(--line);padding:18px;min-height:160px;display:flex;flex-direction:column;transition:.18s}
.model-card.selected{border-color:var(--green);box-shadow:inset 0 0 0 1px var(--green);background:#f1f5ee}
.model-card[hidden]{display:none}
.model-card-top{font-size:15px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.model-card h3{font-size:17px;font-weight:400;line-height:1.3;margin:20px 0}
.model-select{font-size:16px;font-weight:700;margin-top:auto;border:0;border-top:1px solid var(--line);background:transparent;text-align:left;padding:12px 0 0;cursor:pointer;color:var(--green)}
.model-select:hover{text-decoration:underline}.model-select[aria-pressed="true"]{color:var(--ink)}
.inquiry-bar{position:sticky;bottom:16px;z-index:18;margin:0 5vw 24px;background:var(--ink);color:#fff;border-radius:6px;padding:15px 17px;display:grid;grid-template-columns:1fr auto auto;gap:18px;align-items:center;box-shadow:0 18px 55px rgba(0,0,0,.24)}
.inquiry-bar[hidden]{display:none}.inquiry-bar b,.inquiry-bar span{display:block}.inquiry-bar span{font-size:15px;color:#c7cec9;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:66vw}.inquiry-bar .button{border-color:#fff;background:#fff;color:var(--ink)}.clear-selection{border:0;background:transparent;color:#fff;text-decoration:underline;cursor:pointer}
.selected-models{background:rgba(255,255,255,.48);border:1px solid rgba(25,27,24,.18);padding:16px}.selected-models[hidden]{display:none}.selected-models>div{display:flex;justify-content:space-between;gap:20px}.selected-models button{border:0;background:transparent;text-decoration:underline;cursor:pointer}.selected-models ul{list-style:none;padding:0;margin:10px 0 0;display:grid;gap:7px}.selected-models li{display:flex;justify-content:space-between;gap:18px;border-top:1px solid rgba(25,27,24,.13);padding-top:7px;font-weight:400}.selected-models li button{font-size:15px}
.home-faq{background:#f0eee7}.home-faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.home-faq details{background:#fff;border:1px solid var(--line);padding:24px}.home-faq summary{font-size:21px;font-weight:700;cursor:pointer}.home-faq details p{color:var(--muted);font-size:18px}.faq-more{margin-top:26px}
.load-more{margin:25px auto 0}
.mobile-navigation{display:none;position:relative}
.mobile-navigation summary{list-style:none;width:40px;height:40px;border:1px solid var(--line);border-radius:999px;display:grid;place-items:center;cursor:pointer;background:#fff;font-size:19px}
.mobile-navigation summary::-webkit-details-marker{display:none}
.mobile-menu{position:absolute;right:0;top:48px;width:min(300px,calc(100vw - 32px));padding:12px;background:#fff;border:1px solid var(--line);box-shadow:0 18px 48px rgba(0,0,0,.14);display:grid;gap:2px}
.mobile-menu a{padding:11px 12px;font-size:16px}
.mobile-menu .header-cta{margin:8px 0 0;text-align:center;color:#fff}

@media(max-width:1320px){.site-header{padding:0 2vw;gap:14px}.site-header nav{gap:14px;font-size:15px}.site-header .brand strong{white-space:nowrap}.language-switcher summary{padding:8px 10px}.header-cta{padding:10px 15px;font-size:15px}}

@media(max-width:960px){.site-header nav{display:none}.mobile-navigation{display:block}
.site-header{gap:12px}.language-switcher{margin-left:auto}.header-cta{margin-left:0}
.hero,.collection-hero{grid-template-columns:1fr}
.hero-product{min-height:540px}
.hero-specs{grid-template-columns:repeat(3,1fr)}
.hero-spec:nth-child(3n){border-right:0}
.hero-spec:nth-child(n+4){border-top:1px solid rgba(255,255,255,.14)}
.section-title,.selector-head,.inquiry{grid-template-columns:1fr}
.collection-card{grid-template-columns:1fr}
.collection-copy{min-height:360px}
.collage{min-height:500px}
.future-grid{grid-template-columns:1fr 1fr}
.product-story{grid-template-columns:1fr}
.story-image{min-height:570px}
.factory-grid{grid-template-columns:1fr 1fr}
.factory-grid figure:first-child{grid-column:1/-1}
.selector-shell{grid-template-columns:1fr}
.generation-grid,.model-grid{grid-template-columns:repeat(3,1fr)}
.detail-band{grid-template-columns:1fr 1fr}
.faq-hero,.faq-layout{grid-template-columns:1fr}
.faq-aside{position:static}
.inquiry-bar{grid-template-columns:1fr auto}.inquiry-bar .button{grid-column:1/-1}
}

@media(max-width:620px){body{font-size:18px}
.site-header{padding:0 16px}
.brand strong{font-size:17px}
.site-header>.header-cta{display:none}.language-switcher summary{padding:7px 9px}.language-switcher summary span{display:none}.language-menu{position:fixed;right:16px;top:68px}
.hero{padding:60px 18px}
.hero h1,.collection-hero h1{font-size:45px}
.hero-product{min-height:440px;padding:16px}
.hero-frame{width:100%}
.hero-view-notes{gap:16px;margin-top:0}
.hero-view-notes small{font-size:8px}
.hero-spec-band{padding:0 18px}
.hero-specs{grid-template-columns:1fr 1fr}
.hero-spec{min-height:92px;padding:22px 10px 18px 25px}
.hero-spec::before{top:27px}
.hero-spec:nth-child(3n){border-right:1px solid rgba(255,255,255,.14)}
.hero-spec:nth-child(even){border-right:0}
.hero-spec:nth-child(n+3){border-top:1px solid rgba(255,255,255,.14)}
.facts{grid-template-columns:1fr 1fr}
.facts div:last-child{grid-column:1/-1}
.section{padding:75px 18px}
.section-title{display:block}
.section-title h2{margin:15px 0 20px}
.collection-card{min-height:0}
.collection-copy{padding:34px}
.collection-copy h3{font-size:38px;margin:35px 0 15px}
.collage{min-height:360px}
.future-grid{grid-template-columns:1fr}
.story-image{min-height:430px}
.story-copy{padding:70px 20px}
.choice-pair{grid-template-columns:1fr}
.factory-grid{grid-template-columns:1fr}
.factory-grid figure:first-child{grid-column:auto}
.factory-grid figure{min-height:300px}
.inquiry{padding:75px 18px}
.inquiry-form{grid-template-columns:1fr}
.inquiry-form .wide{grid-column:auto}
footer{grid-template-columns:1fr}
footer p:last-child{text-align:left}
.collection-hero{padding:65px 18px}
.collection-hero-grid{margin-top:15px}
.selector-controls,.selector-visual{padding:24px}
.selector-visual{padding:0}
.selector-visual img{width:100%}
.image-caption{left:0;right:0}
.selector-head{display:block}
.selector-head h2{margin-bottom:20px}
.generation-grid,.model-grid{grid-template-columns:1fr 1fr}
.detail-band{grid-template-columns:1fr;padding:45px 20px}
.directory-hero,.faq-hero{padding:70px 18px 45px}
.directory-tools{grid-template-columns:1fr;top:80px}
.faq-layout{gap:40px}
.faq-list summary{font-size:18px}
.home-faq-grid{grid-template-columns:1fr}
.inquiry-bar{margin:0 12px 12px;bottom:10px;grid-template-columns:1fr auto;gap:10px}.inquiry-bar span{max-width:72vw}.inquiry-bar .button{grid-column:1/-1}.collection-steps li{grid-template-columns:64px 1fr}
}

.hero-sku-pair{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-items:center}.hero-sku-pair>img{width:100%;aspect-ratio:1;object-fit:contain;animation:none}