/* Fuchuntang 样式。先改这里的色值即可调整全站；不加载外部字体。 */
:root{--paper:#f7f2e8;--cream:#eee6d7;--brown:#4b2e1c;--muted:#756656;--line:#d7cbb9;--white:#fffdf8;--serif:Georgia,'Times New Roman',serif;--sans:Arial,Helvetica,sans-serif;--width:1200px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--brown);font-family:var(--sans);font-size:15px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}img{display:block;max-width:100%;height:auto}button{color:inherit}a,button,input,select,textarea,summary{touch-action:manipulation}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{outline:3px solid #967143;outline-offset:5px}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.1}h2{font-size:clamp(36px,4vw,52px);margin-bottom:20px}h3{font-size:25px}p{margin-bottom:20px}em{font-weight:400} [hidden]{display:none!important}.container{width:min(var(--width),calc(100% - 96px));margin-inline:auto}.section{padding-block:86px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:600;line-height:1.6;margin-bottom:18px}.button{display:inline-flex;align-items:center;justify-content:center;gap:28px;background:var(--brown);color:var(--white);padding:15px 22px;border:1px solid var(--brown);font-size:14px;line-height:1.5;min-height:48px;transition:background .2s}.button:hover{background:#6b482e}.text-link{display:inline-flex;align-items:center;gap:16px;border-bottom:1px solid var(--brown);padding-block:9px;font-size:14px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-70px;left:20px;z-index:100;background:var(--brown);color:white;padding:12px}.skip-link:focus{top:8px}
/* 固定页眉与移动菜单；无 JS 时导航仍保留。 */
.site-header{position:sticky;top:0;z-index:20;background:var(--paper);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;min-height:100px;gap:30px}.brand{font-family:var(--serif);font-size:33px;line-height:1.1;flex-shrink:0}.brand span{font-family:var(--sans);display:block;font-size:9px;letter-spacing:2px;margin-top:9px}.header-inner nav{display:flex;align-items:center;gap:32px;margin-left:auto;font-size:13px}.header-inner nav a{padding-block:12px}.header-inner nav a:hover{text-decoration:underline;text-underline-offset:6px}.header-inner nav .nav-cta{border:1px solid var(--brown);padding:10px 18px}.language{border-left:1px solid var(--line);padding-left:24px;font-size:11px}.menu-toggle{background:transparent;border:1px solid var(--line);padding:10px 12px;min-height:44px;display:none}
/* 山水底纹来自宣传册原有图片；封面仅展示品牌，不作为产品实拍。 */
.hero{background:linear-gradient(90deg,rgba(247,242,232,.86),rgba(247,242,232,.1)),url('assets/ink-landscape.webp') center 27%/cover}.hero-inner{display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:60px;padding-block:64px 58px;min-height:630px}.hero h1{font-size:clamp(46px,5vw,72px);letter-spacing:-2.2px;margin-bottom:22px}.hero h1 em{color:#7d5a3b}.hero-subtitle{font-family:var(--serif);font-size:26px;margin-bottom:16px}.hero-description{max-width:495px;color:#665545;font-size:15px;line-height:1.8}.hero-actions{display:flex;gap:26px;align-items:center;margin-top:30px;flex-wrap:wrap}.hero-note{font-size:10px;letter-spacing:1.6px;margin:35px 0 0}.catalogue-preview{margin:0;justify-self:center;max-width:300px;width:100%;position:relative}.catalogue-preview img{width:100%;border:7px solid #f9f3e8;box-shadow:0 16px 35px #4b2e1c29}.catalogue-preview figcaption{text-align:center;font-size:10px;color:var(--muted);margin-top:15px;letter-spacing:.3px}.collection-strip{background:var(--brown);color:var(--paper)}.strip-inner{display:flex;justify-content:space-between;align-items:center;gap:22px;padding-block:22px}.strip-inner>span{font-family:var(--serif);font-style:italic;font-size:20px}.strip-inner a{font-size:13px}.strip-inner a:hover{text-decoration:underline}.strip-inner strong{font-family:var(--serif);font-size:28px;font-weight:400;margin-right:15px;color:#d4b691}
/* 产品卡片默认全部存在于 HTML 中，方便编辑、搜索引擎读取和无脚本浏览。 */
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:30px}.section-heading h2{margin-bottom:0}.section-heading>p{color:var(--muted);font-size:14px;margin:0;max-width:330px}.catalogue-tools{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-block:20px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.filters{display:flex;gap:7px;flex-wrap:wrap}.filters button{background:transparent;border:1px solid transparent;padding:10px 13px;font-size:12px;min-height:44px}.filters button span{font-size:10px;margin-left:5px;opacity:.8}.filters button[aria-pressed=true]{background:var(--brown);color:var(--white)}.filters button:hover{border-color:var(--brown)}.search-label{width:245px;flex-shrink:0}.search-label input{padding:11px 12px;background:transparent;border:1px solid var(--line);width:100%;font-size:12px;border-radius:0;color:var(--brown);min-height:44px}.result-count{font-size:11px;color:var(--muted);margin:17px 0}.product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}.product-card{border:1px solid var(--line);background:var(--white);display:flex;flex-direction:column}.product-image{position:relative;background:var(--cream);border-bottom:1px solid var(--line);overflow:hidden}.product-image img{width:100%;aspect-ratio:350/205;object-fit:cover}.product-number{position:absolute;top:14px;left:17px;font-family:var(--serif);font-size:18px;color:#7c654f}.photo-label{position:absolute;bottom:11px;right:13px;color:#78614a;font-size:9px;letter-spacing:.4px}.product-content{padding:25px 24px 0;flex:1;display:flex;flex-direction:column}.product-content .eyebrow{font-size:9px;margin-bottom:9px;color:#896848}.product-content h3{font-size:25px;line-height:1.16;margin-bottom:21px;min-height:58px}.product-content dl{margin:0 0 20px;font-size:12px;line-height:1.55}.product-content dl div{margin-bottom:11px}.product-content dt{font-size:9px;letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-bottom:3px}.product-content dd{margin:0}.product-inquire{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:auto;border-top:1px solid var(--line);padding:17px 0;font-size:12px;min-height:48px}.product-inquire:hover{color:#9a6538}.product-inquire span{font-size:20px}.catalogue-footnote{margin:24px 0 0;font-size:11px;color:var(--muted)}.empty-state{text-align:center;padding:70px 20px;border:1px solid var(--line)}
/* 产地和包装章节：仅展示宣传册的可核对信息。 */
.origins-section{background:var(--cream);border-block:1px solid var(--line);padding-block:75px}.origins-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:90px}.origins-intro{background:linear-gradient(#eee6d7d9,#eee6d7d9),url('assets/ink-landscape.webp') center 30%/cover}.origins-intro>p:not(.eyebrow){color:var(--muted);max-width:375px;font-size:14px}.origins-intro .origin-caption{margin:35px 0 0;font-size:10px!important;letter-spacing:1.5px}.origin-list>div{display:flex;gap:20px;align-items:flex-start;border-bottom:1px solid #cbbca5;padding:25px 0}.origin-list>div:first-child{padding-top:0}.origin-list>div>span:first-child{font-family:var(--serif);font-size:16px}.origin-list h3{font-size:24px;margin-bottom:10px}.origin-list p{font-size:13px;color:var(--muted);margin-bottom:0}.region-tag{font-size:8px;letter-spacing:1px;margin-left:auto;padding-top:5px}.packing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:42px;border-block:1px solid var(--line)}.packing-grid article{padding:30px;border-right:1px solid var(--line)}.packing-grid article:first-child{padding-left:0}.packing-grid article:last-child{border:0;padding-right:0}.step-number{font-size:9px;letter-spacing:1.5px;color:var(--muted)}.packing-grid h3{font-size:26px;margin:22px 0 16px}.packing-grid p{font-size:13px;color:var(--muted);margin:0}
/* 询盘：只生成邮件草稿；没有后端、支付、数据库或追踪器。 */
.inquiry-section{background:var(--brown);color:var(--paper);padding-block:80px}.inquiry-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:85px}.contact .eyebrow{color:#d4b691}.contact h2{font-size:clamp(40px,4vw,56px)}.contact>p{color:#d7c8b6;font-size:14px}.contact-person{display:flex;flex-direction:column;margin:34px 0 26px}.contact-person strong{font-family:var(--serif);font-size:22px;font-weight:400}.contact-person span{font-size:11px;color:#d7c8b6}.contact-details{margin-bottom:32px}.contact-details div{margin-bottom:18px}.contact-details dt{font-size:10px;letter-spacing:1px;color:#d7c8b6;margin-bottom:3px}.contact-details dd{margin:0;overflow-wrap:anywhere}.contact-details a:hover{text-decoration:underline}.small-link{font-size:11px;margin-left:12px;text-decoration:underline}.contact address{font-style:normal;font-size:13px;color:#d7c8b6;line-height:1.8;border-top:1px solid #8a6c54;padding-top:22px}.contact address strong{display:block;color:var(--paper);font-weight:400;margin-bottom:8px}.form-panel{background:var(--paper);color:var(--brown);padding:32px}.form-panel>h3{font-size:27px;margin-bottom:8px}.form-intro{font-size:11px;color:var(--muted);margin-bottom:22px}#inquiry-form{display:flex;flex-direction:column;gap:16px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}form label{display:flex;flex-direction:column;gap:7px;font-size:11px;min-width:0}form input,form textarea,form select{width:100%;min-width:0;background:var(--white);border:1px solid #bcaa94;border-radius:0;padding:11px 12px;color:var(--brown);font-size:13px;line-height:1.4;min-height:44px}form textarea{resize:vertical;min-height:105px}::placeholder{color:#857564;opacity:1}.privacy-note{font-size:10px;color:var(--muted);line-height:1.7;margin:0}form>.button{width:100%}.inquiry-result{border-top:1px solid var(--line);padding-top:20px}.inquiry-result>p{font-size:12px}.copy-button{background:none;border:1px solid var(--brown);padding:12px;margin-top:10px;font-size:12px;min-height:44px}.inquiry-result details{margin-block:15px;font-size:12px}.inquiry-result summary{cursor:pointer;padding-block:8px}.inquiry-result pre{white-space:pre-wrap;overflow-wrap:anywhere;font:12px/1.6 var(--sans);background:#e9dfcf;padding:12px;max-height:330px;overflow:auto}.small{font-size:11px!important}.notice{font-size:14px}.notice a{text-decoration:underline}
footer{padding-top:40px}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-bottom:34px}.footer-inner p{margin:0;font-family:var(--serif);font-size:18px}.footer-inner p span{font-family:var(--sans);font-size:10px;color:var(--muted)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);padding-block:18px;font-size:10px;color:var(--muted)}
/* 平板与手机断点；320px 起无横向滚动。 */
@media(max-width:1050px){.container{width:calc(100% - 56px)}.header-inner{gap:20px}.header-inner nav{gap:20px}.hero-inner{gap:30px}.hero h1{font-size:53px}.catalogue-preview{max-width:260px}.origins-layout,.inquiry-layout{gap:40px}.catalogue-tools{align-items:flex-start;flex-direction:column}.search-label{width:100%;max-width:340px}.product-grid{gap:18px}.product-content{padding:22px 18px 0}.product-content h3{font-size:23px}}
@media(max-width:800px){html{scroll-padding-top:95px}.container{width:calc(100% - 40px)}.header-inner{min-height:85px;flex-wrap:wrap;gap:12px}.brand{font-size:28px}.brand span{font-size:8px}.language{padding-left:12px}.menu-toggle:not([hidden]){display:inline-flex;align-items:center;gap:13px;margin-left:auto}.header-inner nav{width:100%;order:4;justify-content:space-between;padding-bottom:16px;margin-left:0;gap:12px}.js-ready .header-inner nav:not(.is-open){display:none}.hero-inner{min-height:0;padding-block:45px;grid-template-columns:1.5fr 1fr;gap:25px}.hero h1{font-size:44px;letter-spacing:-1.4px}.hero-subtitle{font-size:23px}.hero .eyebrow{font-size:9px;letter-spacing:1.2px}.hero-description{font-size:13px}.hero-actions{gap:15px}.hero-actions .button{padding:12px 15px;font-size:12px}.hero-actions .text-link{font-size:12px}.hero-note{font-size:8px;letter-spacing:1px}.catalogue-preview{max-width:230px}.strip-inner>span{display:none}.strip-inner{justify-content:space-around}.section{padding-block:60px}.section-heading{align-items:flex-start}.section-heading>p{max-width:235px;font-size:12px}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.origins-layout{grid-template-columns:1fr;gap:35px}.origins-intro>p:not(.eyebrow){max-width:550px}.origins-section{padding-block:55px}.packing-grid article{padding:25px 18px}.packing-grid h3{font-size:23px}.inquiry-layout{grid-template-columns:1fr;gap:35px}.inquiry-section{padding-block:55px}.contact-details{display:flex;flex-wrap:wrap;gap:0 35px}.contact-details div{min-width:160px}.form-panel{max-width:650px;width:100%}.footer-inner p{font-size:15px}}
@media(max-width:540px){.container{width:calc(100% - 36px)}.header-inner{gap:10px}.header-inner nav{flex-wrap:wrap;gap:5px 15px;font-size:12px}.header-inner nav .nav-cta{padding:8px 12px}.hero-inner{grid-template-columns:1fr;padding-block:37px 30px;gap:30px}.hero h1{font-size:43px;line-height:1.08}.hero-subtitle{font-size:23px}.hero-description{max-width:430px}.hero-actions{gap:20px;margin-top:24px}.hero-note{margin-top:25px}.catalogue-preview{max-width:190px}.catalogue-preview figcaption{font-size:9px}.hero{background-position:center 15%}.strip-inner{gap:8px;padding-block:18px;justify-content:space-between}.strip-inner strong{font-size:22px;margin-right:6px}.strip-inner a{font-size:10px}.section{padding-block:48px}.section-heading{display:block;margin-bottom:23px}.section-heading>p{margin-top:16px;max-width:none}.section-heading>p br{display:none}h2{font-size:36px}.eyebrow{font-size:9px;letter-spacing:1.5px}.filters{gap:4px}.filters button{font-size:11px;padding:9px 8px}.filters button span{font-size:9px;margin-left:3px}.search-label{max-width:none}.product-grid{grid-template-columns:1fr;gap:22px}.product-content{padding:23px 22px 0}.product-content h3{min-height:0;font-size:28px}.product-image img{aspect-ratio:350/190}.product-content dl{font-size:13px}.product-inquire{font-size:13px}.origin-list>div{gap:14px}.region-tag{display:none}.origin-list h3{font-size:24px}.packing-grid{grid-template-columns:1fr;margin-top:25px}.packing-grid article,.packing-grid article:first-child,.packing-grid article:last-child{padding:24px 0;border:0;border-bottom:1px solid var(--line)}.packing-grid article:last-child{border-bottom:0}.packing-grid h3{margin:14px 0 12px;font-size:26px}.form-panel{padding:24px 20px}.form-panel>h3{font-size:26px}.form-row{grid-template-columns:1fr;gap:16px}form input,form select,form textarea{font-size:16px}.contact-details{display:block}.contact-details dd{font-size:15px}.footer-inner{align-items:flex-start;flex-wrap:wrap;gap:24px}.footer-inner p{display:none}.footer-inner>.text-link{font-size:12px}.footer-bottom{display:block;font-size:9px}.footer-bottom span{display:block}.footer-bottom span span{display:inline}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
@media print{.site-header{position:static}.hero,.origins-section{background:none}.catalogue-tools,.product-inquire,#inquiry-form,.menu-toggle,.catalogue-preview{display:none!important}.product-grid{grid-template-columns:repeat(2,1fr)}.product-card{break-inside:avoid}.inquiry-section{background:white;color:var(--brown)}.contact p,.contact-details dt,.contact address{color:var(--brown)}.section{padding-block:25px}}

/* 详情页升级：标题链接覆盖整张卡片；快捷询盘单独保留为更高层级的操作。 */
.product-card{position:relative}
.product-detail-link::after{content:'';position:absolute;inset:0;z-index:1}
.product-detail-link:focus-visible{outline:none}
.product-card:has(.product-detail-link:focus-visible){outline:3px solid #967143;outline-offset:5px}
.product-detail-link:hover{text-decoration:underline;text-underline-offset:4px}
.product-inquire{position:relative;z-index:2}
.product-card:hover{border-color:#ad8c67}
/* 首页封面优化：所有选择器限定在产品目录，不影响详情页和相关产品。 */
#products .product-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
#products .product-image{aspect-ratio:4/3;background:#f5efe4}
#products .product-image img{width:100%;height:100%;aspect-ratio:4/3;object-fit:contain;object-position:center}
#products .product-number{top:10px;left:12px;font-size:14px}
#products .product-content{padding:18px 16px 0}
#products .product-content h3{font-size:21px;line-height:1.2;min-height:76px;margin-bottom:15px;overflow-wrap:anywhere;hyphens:auto}
#products .product-content dl{font-size:11px;margin-bottom:12px}
#products .product-content dl div{margin-bottom:9px}
#products .product-content dt{font-size:9px;letter-spacing:.7px}
#products .product-inquire{font-size:12px;gap:8px;padding:12px 0;min-height:46px}
@media(max-width:1100px){#products .product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}}
@media(max-width:700px){#products .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}#products .product-content{padding:14px 12px 0}#products .product-content h3{font-size:19px;min-height:92px}#products .product-content dl{font-size:11px}}
@media(max-width:540px){#products .product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}#products .product-content{padding:12px 10px 0}#products .product-content h3{font-size:17px;line-height:1.25;min-height:86px;margin-bottom:12px}#products .product-content .eyebrow{font-size:8px;letter-spacing:1px}#products .product-content dl{font-size:10px;line-height:1.5}#products .product-content dt{font-size:8px;letter-spacing:.35px}#products .product-inquire{font-size:10px;gap:4px;min-height:48px}#products .product-inquire span{font-size:16px}#products .product-number{font-size:11px;top:6px;left:7px}}
@media(max-width:360px){#products .product-content h3{font-size:16px;min-height:100px}#products .product-grid{gap:10px}#products .product-content{padding-inline:8px}}

/* 白色主题预览：仅调整色彩；保留图片、文案、网格和交互。 */
:root{--paper:#FFFFFF;--white:#FFFFFF;--cream:#F7F4EE;--brown:#443023;--line:#E8E3DA}
body,.site-header,#products,.product-card{background:#FFFFFF}
h1,h2,h3,.hero h1 em{color:#443023}
.hero{background-color:#F7F4EE;background-image:linear-gradient(90deg,rgba(247,244,238,.94),rgba(247,244,238,.45)),url('assets/ink-landscape.webp')}
.catalogue-preview img{border-color:#F7F4EE}
.collection-strip,.origins-section,footer{background:#F7F4EE;color:#443023}
.strip-inner strong{color:#443023}
.origins-intro{background:linear-gradient(#f7f4eee8,#f7f4eee8),url('assets/ink-landscape.webp') center 30%/cover}
.origin-list>div{border-color:#E8E3DA}
#products .product-image{background:#FFFFFF}
.product-card,.related-card{border-color:#E8E3DA}
.inquiry-section{background:#FFFFFF;color:#443023;border-top:1px solid #E8E3DA}
.contact .eyebrow,.contact address strong{color:#443023}
.contact>p,.contact-person span,.contact-details dt,.contact address{color:var(--muted)}
.contact address{border-color:#E8E3DA}
.form-panel{background:#F7F4EE}
.inquiry-result pre{background:#F7F4EE}
.product-page,.product-page main,.product-page .gallery-main,.product-page .lightbox,.product-page .lightbox-image,.product-page .quote-dialog{background:#FFFFFF}

/* 产品卡片细节：移除标题固定占位，放大规格正文，强化独立询盘入口。 */
#products .product-content{padding:14px 14px 12px}
#products .product-content h3{min-height:0;margin-bottom:10px}
#products .product-content .eyebrow{margin-bottom:6px}
#products .product-content dl{font-size:14px;line-height:1.4;margin-bottom:10px}
#products .product-content dl div{margin-bottom:6px}
#products .product-content dl div:last-child{margin-bottom:0}
#products .product-content dt{font-size:9px;margin-bottom:2px}
#products .product-content dd{overflow-wrap:anywhere}
#products .product-inquire{background:var(--brown);color:var(--white);border:1px solid var(--brown);font-size:13px;font-weight:600;line-height:1.3;min-height:44px;padding:10px 12px;gap:6px}
#products .product-inquire:hover{background:var(--white);color:var(--brown)}
#products .product-inquire:focus-visible{outline:2px solid var(--brown);outline-offset:3px}
@media(max-width:700px){#products .product-content{padding:12px 10px 10px}#products .product-content dl{font-size:13px}#products .product-inquire{padding:9px 8px}}
@media(max-width:360px){#products .product-content{padding-inline:8px}#products .product-inquire{font-size:12px;padding-inline:6px;gap:3px}}

/* 五语言组件：展开面板参与文档布局，不悬浮遮挡内容；按钮支持键盘。 */
.language-switcher{margin-left:auto;flex-shrink:0}
.language-toggle{display:flex;align-items:center;gap:7px;padding:9px 10px;min-height:44px;border:1px solid var(--line);background:var(--white);color:var(--brown);font-size:12px}
.language-label{font-size:10px;color:var(--muted)}
.header-inner{flex-wrap:wrap}
.language-panel{flex:0 0 100%;order:5;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;padding-bottom:14px}
.language-panel[hidden]{display:none}
.language-panel button{display:flex;justify-content:space-between;align-items:center;gap:8px;min-height:44px;padding:9px 12px;border:1px solid var(--line);background:var(--white);color:var(--brown);font-size:13px}
.language-panel button[aria-pressed=true]{background:var(--brown);color:var(--white)}
.translation-review{font-size:11px;line-height:1.5;color:var(--muted);border-left:2px solid var(--line);padding-left:8px;margin:0 0 10px;overflow-wrap:anywhere}
html:lang(ja){--sans:Arial,'Yu Gothic','Meiryo',sans-serif;--serif:Georgia,'Yu Mincho','MS Mincho',serif}
html:lang(ko){--sans:Arial,'Malgun Gothic',sans-serif;--serif:Georgia,'Malgun Gothic',serif}
html:lang(zh-Hant){--sans:Arial,'Microsoft JhengHei','PingFang TC',sans-serif;--serif:Georgia,'PMingLiU','Microsoft JhengHei',serif}
html:not(:lang(en)) .eyebrow{letter-spacing:.8px}
html:not(:lang(en)) .hero h1{font-size:clamp(38px,4.1vw,60px);line-height:1.2;letter-spacing:-.5px}
html:not(:lang(en)) .product-content h3{line-height:1.35}
.header-inner nav{gap:18px;flex-wrap:wrap}
.product-inquire,.detail-actions .button{overflow-wrap:anywhere}
@media(min-width:801px) and (max-width:1200px){.header-inner{column-gap:14px}.header-inner nav{gap:12px;font-size:12px}.language-label{display:none}}
@media(max-width:800px){.language-switcher{margin-left:0}.language-label{display:none}.language-toggle{font-size:11px;gap:5px;padding-inline:8px}.header-inner{column-gap:8px}.header-inner .brand{font-size:24px}.header-inner .menu-toggle{font-size:11px;padding:9px 8px;gap:6px}.language-panel{grid-template-columns:repeat(2,minmax(0,1fr))}.language-panel button:last-child{grid-column:1/-1}}
@media(max-width:380px){.header-inner .brand{font-size:21px}.header-inner .brand span{font-size:6px;letter-spacing:1px}.header-inner .menu-toggle{padding-inline:6px}.language-toggle{padding-inline:6px}}

/* 越南语使用完整支持声调字形的系统字体，避免混合字体造成字距异常。 */
html:lang(vi){--serif:'Segoe UI',Arial,sans-serif;--sans:'Segoe UI',Arial,sans-serif}