/* 品牌系统：钴蓝、冷白、墨蓝；所有主要页面布局使用 Flexbox。 */
:root{--blue:#1649e8;--blue-hover:#1039bd;--ink:#111e32;--muted:#5c6878;--white:#fff;--paper:#f4f6f9;--pale:#eaf0ff;--line:#d9e0e9;--navy:#101e34;--soft-text:#b8c6db;--error:#b52136;--focus:#3464ff;--font:"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:100px}
body{margin:0;color:var(--ink);background:var(--white);font:16px/1.75 var(--font);-webkit-font-smoothing:antialiased}
body:has(dialog[open]){overflow:hidden}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;color:inherit}
button,a{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
img{display:block;max-width:100%;height:auto}
svg{display:block;flex-shrink:0}
h1,h2,h3,p{margin:0}
h1,h2,h3{line-height:1.35;font-weight:650}
h2{font-size:clamp(30px,3.3vw,46px);letter-spacing:-.045em}
button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:5px}
input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
[hidden]{display:none!important}
::selection{background:var(--blue);color:var(--white)}
.container{width:min(1280px,calc(100% - 112px));margin-inline:auto}
.section-space{padding-block:100px}
.icon-library{position:absolute;width:0;height:0;overflow:hidden}
.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.eyebrow{display:flex;align-items:center;gap:12px;font-size:11px;font-weight:650;letter-spacing:1.7px;line-height:1.6;margin-bottom:24px}
.section-index{color:var(--blue);letter-spacing:.02em}
.body-copy,.section-intro{color:var(--muted)}
.button{display:inline-flex;align-items:center;justify-content:space-between;gap:32px;min-height:52px;padding:13px 23px;border:1px solid transparent;font-size:14px;font-weight:600;line-height:1.5;transition:background .2s,color .2s}
.button .icon{width:19px;height:19px}
.button-blue{background:var(--blue);color:var(--white)}
.button-blue:hover{background:var(--blue-hover)}
.button-white{background:var(--white);color:var(--ink)}
.button-white:hover{background:var(--pale)}
.button-dark{background:var(--ink);color:var(--white)}
.button-dark:hover{background:var(--blue)}
.button-outline{background:transparent;border-color:var(--line)}
.button-outline:hover{background:var(--pale);border-color:var(--blue)}
.button:active,.icon-button:active{filter:brightness(.92)}
.text-link{display:inline-flex;align-items:center;gap:24px;min-height:44px;font-size:14px;font-weight:600;transition:color .2s}
.text-link .icon{width:19px;height:19px;transition:transform .2s}
.text-link:hover .icon{transform:translate(2px,-2px)}
.blue-link{color:var(--blue)}
.blue-link:hover{color:var(--blue-hover)}
.icon-button{display:flex;align-items:center;justify-content:center;flex-shrink:0;width:44px;height:44px;background:transparent;border:1px solid var(--line);transition:background .2s,color .2s}
.icon-button:hover{background:var(--pale);color:var(--blue)}
.skip-link{position:fixed;top:8px;left:16px;z-index:100;background:var(--ink);color:var(--white);padding:12px 20px;transform:translateY(-150%)}
.skip-link:focus{transform:translateY(0)}

/* 白色导航与完整品牌字标形成独立识别；移动菜单使用 hidden 保持语义一致。 */
.site-header{position:sticky;top:0;z-index:30;background:var(--white);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;min-height:88px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.brand-wordmark{font-size:24px;font-weight:750;line-height:1.15;letter-spacing:.01em}
.brand-wordmark>span{display:block;font-size:11px;font-weight:400;letter-spacing:.1em;line-height:1.6;margin-top:5px;color:var(--muted)}
.desktop-nav{display:flex;align-items:center;gap:32px;margin-left:auto}
.desktop-nav a{display:flex;align-items:center;position:relative;min-height:88px;font-size:14px;font-weight:500;transition:color .2s}
.desktop-nav a:after{content:"";position:absolute;bottom:20px;left:0;right:0;height:2px;background:var(--blue);transform:scaleX(0);transition:transform .2s}
.desktop-nav a.active,.desktop-nav a:hover{color:var(--blue)}
.desktop-nav a.active:after,.desktop-nav a:hover:after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:24px}
.language-toggle{display:flex;align-items:center;justify-content:center;gap:7px;min-width:52px;min-height:44px;padding:0;border:0;background:transparent;font-size:12px}
.language-toggle .icon{width:17px;height:17px}
.language-toggle:hover{color:var(--blue)}
.header-cta{min-height:44px;padding:10px 17px;gap:24px;font-size:13px}
.menu-toggle{display:none}
.mobile-nav{display:flex;flex-direction:column;padding-bottom:16px}
.mobile-nav a{display:flex;align-items:center;min-height:48px;border-top:1px solid var(--line)}

/* 全宽能源场景首屏，渐变只用于确保图像之上的正文对比度。 */
.hero{position:relative;display:flex;min-height:620px;background:var(--navy);color:var(--white);isolation:isolate;overflow:hidden}
.hero-image{position:absolute;z-index:-2;width:100%;height:100%;object-fit:cover;object-position:58% center}
.hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(8,23,42,.75),rgba(8,23,42,.24) 65%,rgba(8,23,42,.04))}
.hero-content{display:flex;flex-direction:column;align-items:flex-start;padding-top:82px;padding-bottom:24px}
.hero-eyebrow{font-size:11px;letter-spacing:2.4px;margin-bottom:25px}
.status-dot{width:6px;height:6px;background:#91afff}
.hero h1{font-size:clamp(48px,5vw,72px);line-height:1.32;font-weight:600;letter-spacing:-.045em;max-width:850px}
.hero-description{max-width:430px;margin-top:24px;color:#e3eaf4;font-size:16px;line-height:1.9}
.hero-actions{display:flex;align-items:center;gap:32px;margin-top:32px}
.hero-actions .button{min-width:164px}
.hero-actions .text-link:hover{color:#b6caff}
.hero-bottom{display:flex;align-items:center;gap:24px;justify-content:space-between;margin-top:auto;padding-top:50px;width:100%;font-size:11px;letter-spacing:.1em;color:#e3eaf4}
.hero-bottom>a{display:flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid #8092aa}
.hero-scene-note{margin-left:auto;font-size:10px;color:#d2dceb}
.portfolio-strip{background:var(--blue);color:var(--white)}
.strip-inner{display:flex;align-items:stretch;padding-block:28px;gap:28px}
.strip-label{display:flex;flex-direction:column;justify-content:center;flex:0 0 170px;font-size:10px;letter-spacing:.12em;line-height:1.6}
.strip-label small{font-size:12px;letter-spacing:0;margin-top:4px;color:#dbe5ff}
.strip-inner>a{display:flex;align-items:center;justify-content:space-between;gap:12px;flex:1;min-width:0;min-height:48px;border-left:1px solid #6b8cf1;padding-left:24px;font-size:14px}
.strip-number{font-size:10px;color:#d1dcff;align-self:flex-start;padding-top:2px}
.strip-inner>a .icon{width:17px;height:17px;margin-left:auto}
.strip-inner>a:hover{color:#cedbff}

/* 关于区域采用非对称文字编排，避免与既有图文对半布局重复。 */
.about-layout{display:flex;gap:100px}
.section-rail{flex:0 1 350px;min-width:0;display:flex;flex-direction:column;align-items:flex-start}
.legal-name{font-size:15px;font-weight:650;line-height:1.9;margin-top:14px}
.legal-english{font-size:12px;line-height:1.8;color:var(--muted);max-width:290px;margin-top:8px}
.section-rail .text-link{margin-top:auto;padding-top:28px}
.about-copy{flex:1;min-width:0}
.muted-heading{color:#6c7787}
.about-copy .body-copy{margin-top:26px;max-width:710px;line-height:1.9}
.about-points{display:flex;flex-wrap:wrap;gap:14px 22px;margin-top:28px;border-top:1px solid var(--line);padding-top:26px}
.about-points>span{display:flex;align-items:center;gap:10px;flex:1 1 calc(50% - 22px);font-size:13px}
.about-points .icon{width:17px;height:17px;color:var(--blue)}

/* 开放式产品目录使用等宽 Flexbox；不同筛选数量仍保持稳定列宽。 */
.products{background:var(--paper)}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:48px;margin-bottom:40px}
.section-heading .eyebrow{margin-bottom:18px}
.section-intro{flex:0 1 290px;min-width:0;font-size:14px;line-height:1.9}
.product-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:32px;border-bottom:1px solid var(--line)}
.product-filters{display:flex;gap:28px;flex-wrap:wrap}
.filter-button{background:transparent;border:0;border-bottom:2px solid transparent;padding:14px 0;min-height:48px;font-size:13px;transition:color .2s,border-color .2s}
.filter-button:hover,.filter-button.active{color:var(--blue);border-bottom-color:var(--blue)}
.filter-button.active{font-weight:650}
.product-count{font-size:11px;color:var(--muted);white-space:nowrap}
.product-list{display:flex;flex-wrap:wrap;align-items:stretch;gap:24px}
.product-card{display:flex;flex-direction:column;flex:0 0 calc((100% - 72px)/4);min-width:0}
.product-visual{position:relative;display:flex;align-items:center;justify-content:center;background:#e6ebf2;aspect-ratio:1.06;overflow:hidden}
.product-visual>img{width:100%;height:100%;object-fit:contain;transition:transform .3s}
.product-card:hover .product-visual>img{transform:scale(1.035)}
.product-visual>.icon{position:absolute;right:16px;top:16px;width:17px;height:17px;color:#6c7c91}
.product-number{position:absolute;left:16px;top:13px;color:#627187;font-size:11px}
.product-content{display:flex;flex-direction:column;flex:1;padding:24px 0 0}
.product-en{font-size:9px;letter-spacing:1px;color:var(--muted);line-height:1.6;min-height:29px}
.product-content h3{font-size:18px;margin-top:3px;line-height:1.5;letter-spacing:-.03em}
.product-description{font-size:13px;color:var(--muted);line-height:1.9;margin-top:13px;margin-bottom:24px}
.product-bottom{display:flex;align-items:center;justify-content:space-between;gap:8px;border-top:1px solid var(--line);margin-top:auto;padding-top:12px}
.product-tag{font-size:10px;color:var(--muted)}
.detail-button{display:flex;align-items:center;gap:12px;min-height:44px;padding:0;border:0;background:transparent;font-size:12px;color:var(--blue);text-align:left}
.detail-button .icon{width:16px;height:16px}
.detail-button:hover{color:var(--blue-hover);text-decoration:underline;text-underline-offset:4px}
.illustration-note{display:flex;align-items:flex-start;gap:8px;font-size:11px;color:var(--muted);margin-top:28px;line-height:1.8}
.illustration-note .icon{width:16px;height:16px;margin-top:2px}

/* 深蓝全球市场版块将区域切换、说明和地图绑定在同一视觉层级。 */
.markets{background:var(--navy);color:var(--white)}
.markets .eyebrow{color:var(--soft-text)}
.markets .section-index{color:#9bb7ff}
.markets-layout{display:flex;align-items:center;gap:52px;margin-top:20px}
.markets-copy{flex:0 1 410px;min-width:0}
.markets-copy h2{font-size:clamp(32px,3.4vw,48px)}
.markets-copy>p{color:var(--soft-text);font-size:14px;line-height:1.9;margin-top:24px}
.market-buttons{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.market-buttons button{display:flex;align-items:center;justify-content:center;min-height:44px;padding:8px 18px;background:transparent;color:#c4d1e5;border:1px solid #485972;font-size:13px;transition:background .2s,color .2s,border-color .2s}
.market-buttons button:hover{border-color:#a8c0ff;color:var(--white)}
.market-buttons button.active{background:#315fea;border-color:#315fea;color:var(--white)}
.market-detail{display:flex;align-items:flex-start;gap:14px;min-height:110px;margin-top:24px;padding-top:24px;border-top:1px solid #38485f}
.market-detail>.icon{width:20px;height:20px;color:#9eb9ff;margin-top:2px}
.market-detail h3{font-size:14px;margin-bottom:8px}
.market-detail p{font-size:12px;line-height:1.9;color:var(--soft-text)}
.map-visual{position:relative;flex:1;min-width:0;aspect-ratio:720/450}
.map-visual>img{width:100%;height:100%}
.map-pin{position:absolute;display:flex;align-items:center;justify-content:center;transform:translate(-50%,-50%);width:20px;height:20px;color:#97b3ff}
.pin-center{width:6px;height:6px;border-radius:50%;background:currentColor}
.map-pin.active{background:#729aff30;border:1px solid #729aff90;border-radius:50%;color:var(--white)}
.pin-hongkong{left:80.3%;top:51.1%;color:var(--white);background:#729aff35;width:30px;height:30px;border-radius:50%;border:1px solid #7ba4ff}
.pin-label{position:absolute;top:29px;white-space:nowrap;font-size:10px;background:var(--blue);padding:5px 10px;color:var(--white)}
.pin-europe{left:51.4%;top:27.1%}.pin-america{left:21.4%;top:34.7%}.pin-middleEast{left:60.7%;top:47.1%}.pin-africa{left:52.5%;top:63.1%}
.map-label{position:absolute;bottom:0;right:0;font-size:10px;color:var(--soft-text)}
.market-audience{display:flex;align-items:center;justify-content:space-between;gap:35px;border-top:1px solid #38485f;margin-top:50px;padding-top:26px;font-size:12px;color:var(--soft-text)}
.market-audience>span{flex-shrink:0;color:var(--white)}

/* 合作步骤用开放列表表达顺序，问题区支持点击和原生键盘展开。 */
.process-layout{display:flex;gap:100px;align-items:flex-start}
.process-list{flex:1;min-width:0}
.process-list article{display:flex;align-items:flex-start;gap:26px;padding:25px 0;border-top:1px solid var(--line)}
.process-number{font-size:20px;line-height:1.6;color:var(--blue);font-weight:500;min-width:30px}
.process-list h3{font-size:18px;margin-bottom:10px}
.process-list p{font-size:14px;color:var(--muted);line-height:1.85;max-width:390px}
.faq-list{flex:1;min-width:0;background:var(--paper);padding:30px 32px}
.faq-label{color:var(--muted);font-size:12px;margin-bottom:20px}
.faq-list details{border-top:1px solid var(--line)}
.faq-list summary{display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;min-height:72px;padding-block:18px;list-style:none;font-size:14px;font-weight:600}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary .icon{width:18px;height:18px;color:var(--blue);transition:transform .2s}
.faq-list details[open] summary .icon{transform:rotate(180deg)}
.faq-list details>p{padding-bottom:24px;font-size:13px;color:var(--muted);line-height:1.9}

/* 询价区采用浅蓝背景和白色表单，表单字段具备关联标签与就地错误提示。 */
.contact{background:var(--pale)}
.contact-layout{display:flex;align-items:flex-start;gap:100px}
.contact-copy{flex:1;min-width:0}
.contact-copy h2{font-size:clamp(38px,4.3vw,60px)}
.contact-copy>p:not(.eyebrow){margin-top:25px;font-size:15px;color:var(--muted);max-width:355px;line-height:1.9}
.contact-arrow{width:210px;height:145px;fill:none;stroke:var(--blue);stroke-width:1;margin-block:42px;opacity:.65}
.contact-channels{display:flex;flex-wrap:wrap;gap:18px}
.contact-channels>span{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--blue)}
.contact-channels .icon{width:17px;height:17px}
.contact-copy>.contact-availability{font-size:11px;margin-top:16px}
#configured-contacts{display:flex;flex-direction:column;align-items:flex-start;gap:8px;margin-top:16px}
#configured-contacts a{display:flex;align-items:center;min-height:44px;color:var(--blue);font-size:14px;overflow-wrap:anywhere}
.inquiry-panel{flex:0 1 620px;min-width:0;background:var(--white);padding:36px 40px}
.form-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px}
.form-heading h3{font-size:20px}
.form-heading>span{font-size:11px;color:var(--muted);white-space:nowrap}
form{display:flex;flex-direction:column;gap:18px}
.form-row{display:flex;gap:20px}
.field{display:flex;flex-direction:column;flex:1;min-width:0;gap:7px}
.field label{font-size:12px;font-weight:500}
input,select,textarea{width:100%;min-width:0;border:1px solid var(--line);border-radius:0;background:var(--white);padding:11px 12px;font-size:14px;color:var(--ink);line-height:1.6}
input,select{min-height:46px}
textarea{resize:vertical}
input::placeholder,textarea::placeholder{color:#6e7a8a}
[aria-invalid=true]{border-color:var(--error)}
.field-error{font-size:12px;color:var(--error);line-height:1.5}
.field-error:empty{display:none}
.form-privacy{display:flex;gap:8px;font-size:11px;color:var(--muted);line-height:1.8}
.form-privacy .icon{width:15px;height:15px;margin-top:2px}
.form-submit{width:100%;margin-top:2px}
.form-helper{font-size:11px;color:var(--muted);text-align:center;margin-top:-6px}

/* 大字标页脚保持公司正式名称可读，所有链接和返回顶部均有足够触摸面积。 */
.site-footer{background:var(--navy);color:var(--white);padding-top:50px}
.footer-top{display:flex;align-items:flex-start;justify-content:space-between;gap:40px}
.footer-identity{flex:0 1 440px;min-width:0}
.footer-identity>p:first-child{font-size:14px}
.footer-english{font-size:11px;line-height:1.9;color:var(--soft-text);margin-top:8px;max-width:400px}
.footer-nav{display:flex;gap:26px;margin-left:auto}
.footer-nav a{display:flex;align-items:center;min-height:44px;font-size:12px;color:#d7e1f1;transition:color .2s}
.footer-nav a:hover{color:#8aabff}
.site-footer .icon-button{border-color:#4d5e76}
.footer-wordmark{display:flex;align-items:center;justify-content:space-between;font-size:clamp(65px,11.5vw,165px);font-weight:650;line-height:1.2;letter-spacing:-.055em;margin-top:40px;padding-bottom:27px;color:#e1eaff;overflow:hidden}
.footer-wordmark>span{font-weight:300;color:#789dff;font-size:.7em}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:24px;padding-block:16px;border-top:1px solid #3a4a62;font-size:10px;color:var(--soft-text)}
.footer-bottom>span:first-child{flex:0 1 570px}
.footer-bottom>span:nth-child(2){font-size:9px;letter-spacing:.08em;white-space:nowrap}
.privacy-button{display:flex;align-items:center;min-height:44px;padding:0;background:transparent;color:var(--soft-text);border:0;white-space:nowrap;font-size:11px}
.privacy-button:hover{color:var(--white)}

/* 原生模态框保留焦点管理；内容过长时在可视区域内滚动。 */
dialog{border:0;padding:44px;max-height:calc(100dvh - 48px);width:min(900px,calc(100% - 48px));color:var(--ink);background:var(--white);overflow:auto}
dialog::backdrop{background:rgba(8,20,40,.7)}
.dialog-close{position:absolute;right:16px;top:16px;z-index:1;background:var(--white)}
.product-dialog-layout{display:flex;align-items:flex-start;gap:32px;padding-top:16px}
.product-dialog-art{flex:0 1 270px;min-width:0;background:var(--paper);align-self:stretch;display:flex;align-items:center}
.product-dialog-copy{flex:1;min-width:0}
.product-dialog-copy .eyebrow{font-size:10px;margin-bottom:14px}
.product-dialog-copy h2{font-size:27px;margin-bottom:18px}
.product-dialog-copy .body-copy{font-size:14px;line-height:1.9}
.product-dialog-copy h3{font-size:14px;margin-block:23px 12px}
.spec-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0 0 25px}
.spec-list li{background:var(--pale);font-size:12px;padding:7px 12px;color:var(--blue)}
.inquiry-dialog,.privacy-dialog{width:min(680px,calc(100% - 48px))}
.dialog-success{display:flex;align-items:center;justify-content:center;width:42px;height:42px;color:var(--blue);background:var(--pale);margin-bottom:22px}
.inquiry-dialog h2,.privacy-dialog h2{font-size:28px;margin-block:12px 20px}
.inquiry-dialog .body-copy,.privacy-dialog>p{font-size:14px;line-height:1.9;margin-bottom:20px}
.inquiry-dialog>label{display:block;font-size:12px;margin-bottom:8px}
#inquiry-summary{font-size:13px;line-height:1.8;background:var(--paper)}
.summary-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.summary-actions:empty{display:none}
.copy-status{font-size:12px;color:var(--blue);margin-top:15px}
.privacy-dialog>.button{margin-top:12px}

/* 平板尺寸适度缩减留白，保留弹性内容宽度，避免固定宽度产生横向溢出。 */
@media(max-width:1200px){
  .container{width:calc(100% - 64px)}
  .header-inner{gap:24px}.desktop-nav{gap:22px}.header-actions{gap:18px}
  .hero{min-height:600px}.hero-content{padding-top:72px}.hero h1{font-size:60px}
  .strip-inner{gap:18px}.strip-label{flex-basis:140px}.strip-inner>a{padding-left:16px;font-size:12px;gap:8px}
  .about-layout,.process-layout,.contact-layout{gap:60px}.section-rail{flex-basis:290px}
  .product-list{gap:18px}.product-card{flex-basis:calc((100% - 54px)/4)}.product-content h3{font-size:16px}
  .product-tag{display:none}.product-en{font-size:9px;letter-spacing:.5px}.markets-layout{gap:30px}.markets-copy{flex-basis:380px}
  .contact-layout{gap:48px}.inquiry-panel{flex-basis:550px;padding:30px}.footer-nav{gap:20px}
}
@media(max-width:1000px){
  .desktop-nav{gap:20px}.header-cta{display:none}.header-inner{gap:20px}.brand-wordmark{font-size:23px}
  .strip-label{display:none}.strip-inner>a:first-of-type{border-left:0;padding-left:0}
  .about-layout{gap:45px}.section-rail{flex-basis:260px}.about-points>span{flex-basis:100%}
  .product-list{gap:32px 24px}.product-card{flex-basis:calc((100% - 24px)/2)}.product-visual{aspect-ratio:1.3}.product-visual img{max-height:285px}.product-content h3{font-size:21px}.product-en{font-size:10px;min-height:0}.product-tag{display:block}.product-description{font-size:14px}
  .markets-layout{flex-direction:column;align-items:stretch;gap:30px}.markets-copy{flex:auto}.markets-copy>p{max-width:650px}.market-detail{min-height:0}.map-visual{flex:auto;width:100%;max-width:720px;align-self:center}
  .process-layout{gap:40px}.faq-list{padding:24px}.contact-layout{gap:36px}.inquiry-panel{flex-basis:53%;padding:26px}.form-row{flex-direction:column;gap:18px}.contact-channels{flex-direction:column}
  .footer-top{flex-wrap:wrap}.footer-identity{flex:1 1 300px}.footer-nav{flex:0 1 auto}.footer-bottom>span:nth-child(2){display:none}
}

/* 手机端切为纵向主布局，使用 16px 表单字号及不小于 44px 的点击区域。 */
@media(max-width:800px){
  html{scroll-padding-top:85px}.container{width:calc(100% - 40px)}.section-space{padding-block:64px}
  .header-inner{min-height:76px;gap:16px}.brand{gap:9px}.brand img{width:34px;height:34px}.brand-wordmark{font-size:21px}.brand-wordmark>span{font-size:10px;letter-spacing:.05em;margin-top:3px}
  .desktop-nav{display:none}.menu-toggle{display:flex}.header-actions{gap:12px;margin-left:auto}.language-toggle{min-width:44px}.language-toggle .icon{display:none}
  .hero{min-height:590px}.hero-content{padding-top:62px;padding-bottom:20px}.hero-image{object-position:67% center}.hero:after{background:linear-gradient(90deg,rgba(8,23,42,.85),rgba(8,23,42,.36))}.hero h1{font-size:clamp(39px,7.5vw,58px)}.hero-eyebrow{font-size:9px;letter-spacing:1.7px;margin-bottom:25px}.hero-description{font-size:15px;max-width:370px}.hero-actions{gap:27px}.hero-bottom{padding-top:35px;font-size:10px;gap:12px}.hero-scene-note{font-size:9px}
  .strip-inner{flex-wrap:wrap;gap:0;padding-block:12px}.strip-inner>a{flex:0 0 50%;border:0;padding:15px 0;gap:12px;font-size:13px}.strip-inner>a:nth-of-type(even){padding-left:22px;border-left:1px solid #6b8cf1}.strip-inner>a:nth-of-type(odd){padding-right:22px}.strip-number{padding-top:0;align-self:center}.strip-inner>a:nth-of-type(n+3){border-top:1px solid #6b8cf1}
  .about-layout{flex-direction:column;gap:30px}.section-rail{flex:auto}.section-rail .eyebrow{margin-bottom:10px}.legal-name{margin-top:0}.legal-english{max-width:400px}.section-rail .text-link{margin-top:10px;padding-top:0}.about-copy h2{font-size:35px}.about-copy .body-copy{font-size:15px}.about-points>span{flex-basis:calc(50% - 22px);font-size:12px}
  .section-heading{flex-direction:column;align-items:flex-start;gap:20px;margin-bottom:30px}.section-heading h2{font-size:32px}.section-intro{flex:auto;max-width:420px}.section-heading .eyebrow{margin-bottom:16px}
  .product-filters{gap:22px}.product-toolbar{gap:10px}.product-count{font-size:10px}.filter-button{font-size:12px}.product-list{gap:32px 20px}.product-card{flex-basis:calc((100% - 20px)/2)}.product-visual{aspect-ratio:1.05}.product-content{padding-top:18px}.product-content h3{font-size:18px}.product-description{font-size:13px;margin-top:10px}.product-en{font-size:8px;letter-spacing:.5px;min-height:26px}.product-tag{display:none}.illustration-note{font-size:10px}
  .markets .eyebrow{font-size:10px;letter-spacing:1px}.market-audience{flex-direction:column;align-items:flex-start;gap:12px;font-size:11px;margin-top:35px}.map-label{font-size:9px}.market-audience p{line-height:2}.map-visual{margin-top:8px}
  .process-layout{flex-direction:column;gap:35px}.process-list,.faq-list{flex:auto;width:100%}.process-list article{gap:22px}.process-list p{max-width:none;font-size:14px}.faq-list{padding:24px}
  .contact-layout{flex-direction:column;gap:35px}.contact-copy,.inquiry-panel{flex:auto;width:100%}.contact-copy h2{font-size:46px}.contact-copy>p:not(.eyebrow){max-width:500px}.contact-arrow{display:none}.contact-channels{flex-direction:row;margin-top:25px}.inquiry-panel{padding:28px}.form-row{flex-direction:row}.field input,.field select,.field textarea{font-size:16px}.form-heading{gap:15px}.form-heading h3{font-size:20px}
  .footer-top{gap:24px}.footer-identity{flex-basis:100%}.footer-nav{margin-left:0;margin-right:auto;gap:25px}.footer-wordmark{font-size:12vw;margin-top:24px;padding-bottom:20px}.footer-bottom{gap:16px;align-items:flex-start;font-size:10px}.footer-bottom>span:first-child{flex:1}.footer-english{font-size:11px}
  .product-dialog-layout{flex-direction:column;gap:24px}.product-dialog-art{flex:auto;max-height:210px;width:100%;justify-content:center}.product-dialog-art img{width:250px;max-height:210px}.product-dialog-copy{flex:auto;width:100%}dialog{padding:60px 24px 28px;width:calc(100% - 32px);max-height:calc(100dvh - 32px)}.inquiry-dialog,.privacy-dialog{width:calc(100% - 32px)}.product-dialog-copy h2{font-size:25px}.inquiry-dialog h2,.privacy-dialog h2{font-size:25px}.summary-actions .button{font-size:13px;gap:12px;padding:12px 16px}
}
@media(max-width:480px){
  .container{width:calc(100% - 36px)}.section-space{padding-block:54px}.header-actions{gap:7px}.header-inner{gap:10px}.brand-wordmark{font-size:19px}.brand img{width:30px;height:30px}.brand-wordmark>span{font-size:9px}.menu-toggle{border:0}
  .hero{min-height:560px}.hero h1{font-size:clamp(32px,9vw,43px)}.hero-description{max-width:290px;font-size:14px;line-height:1.9}.hero-actions .button{min-width:145px}.hero-actions{gap:24px}.hero-bottom{flex-wrap:wrap}.hero-bottom>a{margin-left:auto}.hero-scene-note{display:none}.hero-image{object-position:60% center}
  .about-points{gap:13px}.about-points>span{flex-basis:100%;font-size:13px}.about-copy h2{font-size:32px}.section-heading h2{font-size:29px}.section-intro{font-size:14px}
  .product-filters{gap:20px}.product-count{display:none}.product-card{flex-basis:100%}.product-visual{aspect-ratio:1.4}.product-visual>img{max-height:265px}.product-content h3{font-size:21px}.product-en{font-size:10px;min-height:0}.product-description{font-size:14px;margin-bottom:18px}.product-tag{display:block;font-size:11px}.detail-button{font-size:13px}.product-list{gap:35px}
  .markets-copy h2{font-size:35px}.market-buttons{gap:8px}.market-buttons button{padding:8px 16px}.pin-label{font-size:8px;padding:3px 7px}.map-pin{width:16px;height:16px}.pin-hongkong{width:23px;height:23px}.map-label{bottom:-10px}
  .faq-list{padding:24px 20px}.faq-list summary{font-size:13px;gap:12px}.contact-copy h2{font-size:43px}.inquiry-panel{padding:26px 20px}.form-row{flex-direction:column}.form-heading{align-items:flex-start}.form-heading h3{font-size:18px}.form-heading>span{font-size:10px}.form-helper,.form-privacy{font-size:10px}
  .footer-identity>p:first-child{font-size:13px}.footer-nav{gap:24px}.footer-nav a{font-size:11px}.footer-bottom{font-size:9px}.footer-bottom .company-name{display:block}.footer-wordmark{font-size:12.3vw}
}

/* 减少动态效果时停用滚动与缩放过渡，页面默认始终完整可见。 */
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.product-card:hover .product-visual>img{transform:none}}

/* 移动英文按钮保持完整词组，极窄屏时让操作整体换行而非拆开按钮文字。 */
@media(max-width:480px){html[lang="en"] .hero-actions{gap:14px;flex-wrap:wrap}html[lang="en"] .hero-actions .button{gap:18px;min-width:0;padding:13px 17px;white-space:nowrap;font-size:13px}html[lang="en"] .hero-actions .text-link{gap:10px;white-space:nowrap;font-size:13px}}

/* 英文标题长度更长，按语言自适应字号并允许自然换行。 */
html[lang="en"] .hero h1{font-size:clamp(40px,4.7vw,66px);max-width:950px;line-height:1.23;letter-spacing:-.045em}
html[lang="en"] .about-copy h2,html[lang="en"] .markets-copy h2{font-size:clamp(30px,3vw,43px)}
html[lang="en"] .section-heading h2{max-width:760px}
html[lang="en"] .contact-copy h2{font-size:clamp(34px,3.8vw,54px)}
html[lang="en"] .product-content h3{font-size:19px}
@media(max-width:800px){html[lang="en"] .hero h1{font-size:clamp(33px,6vw,48px)}html[lang="en"] .brand-wordmark>span{font-size:8px;letter-spacing:.04em}html[lang="en"] .strip-inner>a{font-size:12px}}
@media(max-width:480px){html[lang="en"] .hero h1{font-size:clamp(28px,8.2vw,39px)}html[lang="en"] .hero-bottom{letter-spacing:.02em;font-size:9px}html[lang="en"] .form-heading{flex-direction:column;gap:8px}html[lang="en"] .product-filters{gap:16px}html[lang="en"] .filter-button{font-size:11px}html[lang="en"] .strip-inner>a{font-size:11px;gap:7px}html[lang="en"] .strip-inner>a:nth-of-type(even){padding-left:14px}html[lang="en"] .strip-inner>a:nth-of-type(odd){padding-right:14px}}