:root{--navy-950: #060D1B;--navy-900: #0A1B33;--navy-800: #10264A;--navy-700: #1B3A6B;--steel-50: #F6F7F8;--steel-100: #EEF0F3;--steel-200: #DDE1E6;--steel-300: #C6CBD4;--steel-500: #6E7684;--steel-600: #4E5765;--ink: #141D2A;--brass-300: #D9B64C;--brass-500: #B8912B;--brass-600: #96751F;--brass-700: #7A5F1C;--success: #2E7D46;--warn: #B26A1E;--danger: #B3261E;--on-dark-primary: rgba(255,255,255,.92);--on-dark-muted: rgba(255,255,255,.72);--on-dark-meta: rgba(255,255,255,.55);--hairline-dark: rgba(255,255,255,.16);--font-display: "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;--font-body: "Segoe UI", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;--font-mono: "Cascadia Code", "SF Mono", "Consolas", "Menlo", monospace;--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;--space-xl: 20px;--space-2xl: 24px;--space-3xl: 32px;--space-4xl: 48px;--space-5xl: 64px;--space-6xl: 96px;--container-max: 1280px;--gutter-desktop: 32px;--gutter-tablet: 24px;--gutter-phone: 16px;--ease-out: cubic-bezier(.2, 0, 0, 1);--dur-fast: .15s;--dur-base: .25s;--dur-slow: .5s;--radius-none: 0;--radius-btn: 2px;--radius-pill: 50%}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}html,body{overflow-x:hidden}@supports (overflow-x: clip){html,body{overflow-x:clip}}body{font-family:var(--font-body);font-size:16px;line-height:1.65;color:var(--ink);background:var(--steel-50);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{display:block;max-width:100%;height:auto}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}input,select,textarea{font:inherit;color:inherit}ul,ol{list-style:none}:focus-visible{outline:none;box-shadow:0 0 0 2px var(--brass-500)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.container{width:min(var(--container-max),calc(100vw - var(--gutter-desktop) * 2));margin-inline:auto}@media (max-width: 1023px){.container{width:min(var(--container-max),calc(100vw - var(--gutter-tablet) * 2))}}@media (max-width: 639px){.container{width:min(var(--container-max),calc(100vw - var(--gutter-phone) * 2))}}.section{padding-block:var(--space-6xl)}@media (max-width: 1023px){.section{padding-block:72px}}@media (max-width: 639px){.section{padding-block:56px}}.dark-field{background:var(--navy-900);color:var(--on-dark-primary)}.dark-field .muted-text{color:var(--on-dark-muted)}.dark-field .meta-text{color:var(--on-dark-meta)}.reveal{opacity:0;transform:translateY(12px);transition:opacity var(--dur-base) var(--ease-out),transform var(--dur-base) var(--ease-out)}.reveal.visible{opacity:1;transform:translateY(0)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:12px 28px;border-radius:var(--radius-btn);font-size:16px;font-weight:700;line-height:1;transition:background var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out);min-height:44px;min-width:44px}.btn:active{transform:translateY(1px)}.btn--primary{background:var(--brass-500);color:var(--navy-950)}.btn--primary:hover{background:var(--brass-600)}.btn--outline-light{border:1px solid var(--hairline-dark);color:var(--on-dark-primary)}.btn--outline-light:hover{background:#ffffff14}.btn--outline-dark{border:1px solid var(--steel-200);color:var(--ink)}.btn--outline-dark:hover{background:var(--steel-100)}.btn--link{color:var(--brass-700);padding:0;gap:4px;font-weight:600}.btn--link:hover{color:var(--brass-600)}.btn--link-light{color:var(--brass-300);padding:0;gap:4px;font-weight:600}.btn--link-light:hover{color:var(--brass-500)}.btn:disabled{opacity:.5;cursor:not-allowed}.eyebrow{font-family:var(--font-mono);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--brass-500);margin-bottom:var(--space-lg)}.dark-field .eyebrow{color:var(--brass-300)}.section-heading{font-size:40px;font-weight:600;line-height:1.15;letter-spacing:-.01em;color:inherit}:lang(zh-CN) .section-heading{letter-spacing:.02em}.section-lead{font-size:19px;line-height:1.6;max-width:60ch;color:var(--steel-500);margin-top:var(--space-lg)}.dark-field .section-lead{color:var(--on-dark-muted)}.hairline{border:none;border-top:1px solid var(--steel-200)}.dark-field .hairline{border-top-color:var(--hairline-dark)}.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:background var(--dur-fast) var(--ease-out),box-shadow var(--dur-fast) var(--ease-out),padding var(--dur-fast) var(--ease-out)}.site-header.scrolled{background:#0a1b33eb;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);box-shadow:0 1px 0 var(--hairline-dark);padding:10px 0}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3xl)}.header-brand{display:flex;flex-direction:row;align-items:center;gap:10px;flex-shrink:0}.header-logo{width:48px;height:48px;border-radius:4px;object-fit:cover;flex-shrink:0}.header-brand-text{display:flex;flex-direction:column;gap:2px;min-width:0}.header-wordmark{font-family:var(--font-display);font-size:20px;font-weight:900;text-transform:uppercase;letter-spacing:.08em;color:var(--on-dark-primary);line-height:1}.header-submark{font-size:12px;font-weight:400;color:var(--on-dark-meta);letter-spacing:.06em}.header-nav{display:flex;align-items:center;gap:var(--space-3xl)}.header-nav a{font-size:16px;font-weight:500;color:var(--on-dark-muted);transition:color var(--dur-fast);min-height:44px;display:flex;align-items:center}.header-nav a:hover,.header-nav a.active{color:var(--brass-300)}.header-actions{display:flex;align-items:center;gap:var(--space-lg)}@media (max-width: 520px){.header-inner{gap:12px}.header-brand{flex-shrink:1;min-width:0}.header-logo{width:36px;height:36px}.header-wordmark{font-size:15px;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.header-submark{display:none}.header-actions{gap:8px}}@media (max-width: 480px){.mobile-nav-toggle__label{display:none}.lang-toggle button{padding:5px 8px;font-size:12px}}.lang-toggle{display:inline-flex;border:1px solid var(--hairline-dark);border-radius:var(--radius-btn);overflow:hidden}.lang-toggle button{padding:6px 12px;font-size:13px;font-weight:600;font-family:var(--font-mono);letter-spacing:.04em;color:var(--on-dark-meta);transition:background var(--dur-fast),color var(--dur-fast);min-height:36px;min-width:36px}.lang-toggle button.active{background:var(--brass-500);color:var(--navy-950)}.mobile-nav-toggle{display:none;height:44px;padding:0 6px;flex-direction:row;align-items:center;gap:8px;background:transparent;border:none;cursor:pointer}.mobile-nav-toggle__icon{display:inline-flex;flex-direction:column;justify-content:center;gap:5px}.mobile-nav-toggle__icon span{display:block;width:22px;height:2px;background:var(--on-dark-primary);border-radius:1px;transition:transform var(--dur-fast),opacity var(--dur-fast)}.mobile-nav-toggle__label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--on-dark-primary)}.mobile-nav{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--navy-900);z-index:999;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3xl);opacity:0;pointer-events:none;transition:opacity var(--dur-base) var(--ease-out)}.mobile-nav.open{opacity:1;pointer-events:auto}.mobile-nav__brand{display:flex;align-items:center;gap:10px;color:var(--on-dark-primary)}.mobile-nav__brand img{width:44px;height:44px;border-radius:4px;object-fit:cover}.mobile-nav__brand span{font-family:var(--font-display);font-size:15px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.mobile-nav a{font-size:24px;font-weight:500;color:var(--on-dark-muted);min-height:44px;display:flex;align-items:center}.mobile-nav a:hover{color:var(--brass-300)}.mobile-nav .lang-toggle{margin-top:var(--space-lg);border-color:var(--hairline-dark)}.mobile-nav .mobile-nav__mobile{display:block;width:100%;text-align:left;background:transparent;border:none;border-top:1px solid var(--hairline-dark);color:var(--on-dark-muted);font-size:14px;font-weight:500;padding:12px 0;margin-top:var(--space-lg);cursor:pointer}@media (max-width: 1023px){.header-nav{display:none}.mobile-nav-toggle{display:flex}}.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0}.hero-bg img{width:100%;height:100%;object-fit:cover;animation:hero-zoom 25s ease-in-out infinite alternate}@keyframes hero-zoom{0%{transform:scale(1)}to{transform:scale(1.06)}}.hero-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#060d1b8c,#0a1b33b3 60%,#0a1b33e6);z-index:1}.hero-content{position:relative;z-index:2;padding-top:120px;padding-bottom:var(--space-6xl)}.hero-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:var(--space-5xl);align-items:end}.hero-body{display:flex;flex-direction:column;gap:var(--space-2xl)}.hero-eyebrow{font-family:var(--font-mono);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--brass-300)}.hero-title{font-family:var(--font-display);font-size:clamp(3rem,6vw,5rem);font-weight:400;line-height:1.05;letter-spacing:-.01em;color:var(--on-dark-primary)}:lang(zh-CN) .hero-title{letter-spacing:.02em}} .hero-lead{font-size:19px;line-height:1.6;max-width:60ch;color:var(--on-dark-muted)}.hero-actions{display:flex;flex-wrap:wrap;gap:var(--space-md);margin-top:var(--space-sm)}.hero-meta{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2xl);border-top:1px solid var(--hairline-dark);border-bottom:1px solid var(--hairline-dark);padding:var(--space-2xl) 0}.hero-meta-item{text-align:center}.hero-meta-value{font-family:var(--font-mono);font-size:clamp(2rem,3.5vw,2.75rem);font-weight:300;font-variant-numeric:tabular-nums;line-height:1;color:var(--on-dark-primary)}.hero-meta-label{font-family:var(--font-mono);font-size:13px;font-weight:500;text-transform:uppercase;letter-spacing:.08em;color:var(--on-dark-meta);margin-top:var(--space-sm)}@media (max-width: 1023px){.hero-grid{grid-template-columns:1fr;gap:var(--space-4xl)}}@media (max-width: 639px){.hero-meta{grid-template-columns:repeat(2,1fr);gap:var(--space-xl)}}.stats-band{background:var(--navy-950);padding:var(--space-5xl) 0}.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-3xl);margin-top:var(--space-4xl)}.stat-item{text-align:center}.stat-icon{margin-bottom:var(--space-lg);color:var(--brass-300)}.stat-number{font-family:var(--font-mono);font-size:clamp(2rem,4vw,3rem);font-weight:400;font-variant-numeric:tabular-nums;line-height:1.1;color:var(--on-dark-primary)}.stat-suffix{font-size:1.5rem;font-weight:300;color:var(--brass-300)}.stat-label{font-size:14px;color:var(--on-dark-muted);margin-top:var(--space-sm);max-width:20ch;margin-inline:auto}@media (max-width: 1023px){.stats-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 639px){.stats-grid{grid-template-columns:1fr 1fr;gap:var(--space-xl)}}.section-intro{margin-bottom:var(--space-5xl)}.section-intro--center{text-align:center}.section-intro--center .section-lead{margin-inline:auto}.category-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-2xl)}@media (max-width: 1023px){.category-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 639px){.category-grid{grid-template-columns:1fr}}.category-card{display:flex;flex-direction:column;border:1px solid var(--steel-200);background:var(--steel-50);border-radius:var(--radius-none);overflow:hidden;transition:border-color var(--dur-fast)}.category-card:hover{border-color:var(--steel-300)}.category-card__image{width:100%;aspect-ratio:4 / 3;object-fit:cover;transition:transform var(--dur-base) var(--ease-out)}.category-card:hover .category-card__image{transform:scale(1.03)}.category-card__body{padding:var(--space-2xl);display:flex;flex-direction:column;gap:var(--space-sm);flex:1}.category-card__num{font-family:var(--font-mono);font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--steel-500);transition:color var(--dur-fast)}.category-card:hover .category-card__num{color:var(--brass-500)}.category-card__title{font-size:22px;font-weight:700;line-height:1.25;color:var(--ink)}.category-card__subs{font-size:15px;color:var(--steel-500);line-height:1.6}.category-card__spec{font-family:var(--font-mono);font-size:12px;color:var(--steel-600);line-height:1.5;margin-top:auto}.category-card__link{display:inline-flex;align-items:center;gap:4px;font-size:14px;font-weight:600;color:var(--brass-700);margin-top:var(--space-md);transition:color var(--dur-fast)}.category-card__link:hover{color:var(--brass-600)}.category-card__link svg{transition:transform var(--dur-fast) var(--ease-out)}.category-card:hover .category-card__link svg{transform:translate(4px)}.standards-band{background:var(--navy-900);border-top:1px solid var(--hairline-dark);border-bottom:1px solid var(--hairline-dark)}.standards-chips{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-top:var(--space-3xl)}.standard-chip{font-family:var(--font-mono);font-size:13px;font-weight:500;letter-spacing:.04em;padding:8px 16px;border:1px solid var(--hairline-dark);color:var(--on-dark-muted);border-radius:var(--radius-btn);transition:border-color var(--dur-fast),color var(--dur-fast)}.standard-chip:hover{border-color:var(--brass-300);color:var(--brass-300)}.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-2xl)}@media (max-width: 1023px){.services-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 639px){.services-grid{grid-template-columns:1fr}}.service-card{border:1px solid var(--steel-200);padding:var(--space-3xl) var(--space-2xl);background:var(--steel-50);border-radius:var(--radius-none);display:flex;flex-direction:column;gap:var(--space-lg);transition:border-color var(--dur-fast)}.service-card:hover{border-color:var(--steel-300)}.service-card__icon{color:var(--brass-500)}.service-card__title{font-size:22px;font-weight:700;line-height:1.25;color:var(--ink)}.service-card__desc{font-size:15px;line-height:1.6;color:var(--steel-500)}.partners-strip{overflow:hidden}.partners-track{display:flex;gap:var(--space-5xl);animation:partners-scroll 30s linear infinite;padding-block:var(--space-lg)}@keyframes partners-scroll{0%{transform:translate(0)}to{transform:translate(-50%)}}.partners-track:hover{animation-play-state:paused}.partner-name{font-size:22px;font-weight:400;color:var(--steel-500);white-space:nowrap;letter-spacing:.02em}.cta-band{background:var(--navy-950);text-align:center}.cta-band__title{font-size:36px;font-weight:600;line-height:1.15;letter-spacing:-.01em}:lang(zh-CN) .cta-band__title{letter-spacing:.02em}color: var(--on-dark-primary); } .cta-band__body{font-size:19px;line-height:1.6;color:var(--on-dark-muted);max-width:60ch;margin-inline:auto;margin-top:var(--space-lg)}.cta-band__actions{display:flex;justify-content:center;gap:var(--space-md);margin-top:var(--space-3xl)}.page-hero{background:var(--navy-900);padding-top:calc(120px + var(--space-6xl));padding-bottom:var(--space-6xl);border-bottom:1px solid var(--hairline-dark)}.page-hero__eyebrow{font-family:var(--font-mono);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--brass-300);margin-bottom:var(--space-xl)}.page-hero__title{font-family:var(--font-display);font-size:clamp(2.5rem,5vw,3.75rem);font-weight:400;line-height:1.1;letter-spacing:-.01em}:lang(zh-CN) .page-hero__title{letter-spacing:.02em}color: var(--on-dark-primary); } .page-hero__lead{font-size:19px;line-height:1.6;color:var(--on-dark-muted);max-width:60ch;margin-top:var(--space-xl)}.about-story{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-5xl);align-items:center}.about-story__image{width:100%;aspect-ratio:4 / 3;object-fit:cover}.about-capabilities{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-lg);margin-top:var(--space-2xl)}.about-capability{display:flex;align-items:flex-start;gap:var(--space-md);padding:var(--space-xl);border:1px solid var(--steel-200);font-size:14px;line-height:1.5;color:var(--steel-600)}.about-capability svg{flex-shrink:0;color:var(--brass-500);margin-top:2px}.about-quality{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-5xl);align-items:center}.about-quality__image{width:100%;aspect-ratio:4 / 3;object-fit:cover}@media (max-width: 1023px){.about-story,.about-quality{grid-template-columns:1fr;gap:var(--space-3xl)}.about-story__image,.about-quality__image{order:-1}}@media (max-width: 639px){.about-capabilities{grid-template-columns:1fr}}.products-nav{position:sticky;top:72px;z-index:100;background:var(--steel-50);border-bottom:1px solid var(--steel-200);padding:var(--space-lg) 0}.products-nav__list{display:flex;flex-wrap:wrap;gap:var(--space-sm)}.products-nav__link{font-family:var(--font-mono);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:8px 14px;border:1px solid var(--steel-200);color:var(--steel-600);border-radius:var(--radius-btn);transition:border-color var(--dur-fast),color var(--dur-fast),background var(--dur-fast);min-height:36px;display:flex;align-items:center}.products-nav__link:hover{border-color:var(--brass-500);color:var(--brass-700)}.products-nav__link.active{border-color:var(--brass-500);border-bottom:2px solid var(--brass-500);color:var(--brass-700);font-weight:700;background:#b8912b1f}@media (max-width: 640px){.products-nav__list{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none}.products-nav__list::-webkit-scrollbar{display:none}.products-nav__link{white-space:nowrap;flex:0 0 auto}}.back-to-top{position:fixed;right:24px;bottom:24px;z-index:900;width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--navy-900);color:var(--on-dark-primary);border:1px solid var(--hairline-dark);cursor:pointer;opacity:0;pointer-events:none;transform:translateY(8px);transition:opacity var(--dur-fast) var(--ease-out),transform var(--dur-fast) var(--ease-out),background var(--dur-fast) var(--ease-out)}.back-to-top.visible{opacity:1;pointer-events:auto;transform:translateY(0)}.back-to-top:hover{background:var(--navy-800)}.product-block{scroll-margin-top:120px}.product-block+.product-block{border-top:1px solid var(--steel-200);margin-top:var(--space-6xl);padding-top:var(--space-6xl)}.product-block__title{font-size:32px;font-weight:600;color:var(--ink);line-height:1.2}.product-block__intro{font-size:16px;line-height:1.6;color:var(--steel-500);max-width:65ch;margin-top:var(--space-lg)}.product-block__img{display:block;width:100%;height:340px;object-fit:cover;object-position:center;margin-top:var(--space-2xl);border-radius:0}@media (max-width: 640px){.product-block__img{height:220px}}.sub-products{margin-top:var(--space-4xl);display:flex;flex-direction:column;gap:var(--space-4xl)}.sub-product__name{font-size:22px;font-weight:700;line-height:1.25;color:var(--ink);margin-bottom:var(--space-md)}.sub-product__desc{font-size:16px;line-height:1.6;color:var(--steel-500);max-width:65ch}.sub-product__standards{margin-top:var(--space-xl);display:flex;flex-wrap:wrap;gap:var(--space-sm)}.spec-table{width:100%;border-collapse:collapse;font-family:var(--font-mono);font-size:14px;font-variant-numeric:tabular-nums;margin-top:var(--space-xl)}.spec-table th,.spec-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--steel-200);line-height:1.5}.spec-table th{font-weight:600;color:var(--steel-600);background:var(--steel-100);width:200px}.spec-table td{color:var(--ink)}@media (max-width: 639px){.spec-table,.spec-table thead,.spec-table tbody,.spec-table th,.spec-table td,.spec-table tr{display:block;width:100%}.spec-table thead{display:none}.spec-table tr{border:1px solid var(--steel-200);margin-bottom:var(--space-md);padding:var(--space-lg)}.spec-table td{display:flex;flex-direction:column;gap:2px;padding:var(--space-sm) 0;border-bottom:1px solid var(--steel-100)}.spec-table td:last-child{border-bottom:none}.spec-table td:before{content:attr(data-label);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--steel-500)}}.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-3xl);margin-top:var(--space-4xl)}.process-step{text-align:center;position:relative}.process-step:after{content:"";position:absolute;top:28px;right:-50%;width:100%;height:1px;background:var(--steel-200);z-index:0}.process-step:last-child:after{display:none}.process-step__num{font-family:var(--font-mono);font-size:14px;font-weight:600;letter-spacing:.06em;color:var(--brass-500);margin-bottom:var(--space-md);position:relative;z-index:1}.process-step__icon{width:56px;height:56px;border:1px solid var(--steel-200);border-radius:var(--radius-pill);display:flex;align-items:center;justify-content:center;margin:0 auto var(--space-md);background:var(--steel-50);position:relative;z-index:1;color:var(--brass-500)}.process-step__label{font-size:17px;font-weight:600;color:var(--ink)}.industries-band{background:var(--navy-900)}.industries-list{display:flex;flex-wrap:wrap;gap:var(--space-lg) var(--space-3xl);margin-top:var(--space-3xl)}.industry-chip{font-family:var(--font-mono);font-size:13px;font-weight:500;letter-spacing:.06em;color:var(--on-dark-muted)}@media (max-width: 1023px){.process-steps{grid-template-columns:repeat(2,1fr)}.process-step:nth-child(2):after{display:none}}@media (max-width: 639px){.process-steps{grid-template-columns:1fr}.process-step:after{display:none}}.contact-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:var(--space-6xl);align-items:start}@media (max-width: 1023px){.contact-layout{grid-template-columns:1fr;gap:var(--space-5xl)}}.inquiry-form{display:flex;flex-direction:column;gap:var(--space-xl)}.form-group{display:flex;flex-direction:column;gap:var(--space-xs)}.form-label{font-size:14px;font-weight:600;color:var(--steel-600)}.form-label .required{color:var(--danger)}.form-input,.form-select,.form-textarea{width:100%;padding:12px 16px;border:1px solid var(--steel-200);border-radius:var(--radius-btn);background:var(--steel-100);font-size:16px;line-height:1.5;color:var(--ink);transition:border-color var(--dur-fast);min-height:44px}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--brass-500);outline:none;box-shadow:0 0 0 2px var(--brass-500)}.form-input.invalid,.form-select.invalid,.form-textarea.invalid{border-color:var(--danger)}.form-textarea{min-height:140px;resize:vertical}.form-hint{font-size:12px;color:var(--steel-500);margin-top:2px}.form-error{font-size:13px;color:var(--danger);min-height:20px}.form-error[role=alert]{font-weight:600}.form-error-summary{padding:var(--space-lg);border:1px solid var(--danger);background:#b3261e0d;border-radius:var(--radius-btn)}.form-error-summary:focus{outline:none;box-shadow:0 0 0 2px var(--danger)}.form-error-summary__list{list-style:disc;padding-left:var(--space-xl);color:var(--danger);font-size:14px;display:flex;flex-direction:column;gap:4px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-xl)}@media (max-width: 639px){.form-row{grid-template-columns:1fr}}.success-panel{text-align:center;padding:var(--space-5xl) var(--space-3xl);border:1px solid var(--success);background:#2e7d460d}.success-panel__icon{color:var(--success);margin-bottom:var(--space-xl)}.success-panel__title{font-size:24px;font-weight:400;color:var(--ink);margin-bottom:var(--space-lg)}.success-panel__body{font-size:16px;line-height:1.6;color:var(--steel-500);max-width:48ch;margin-inline:auto}.contact-info{display:flex;flex-direction:column;gap:var(--space-2xl)}.contact-info__title{font-size:20px;font-weight:700;color:var(--ink)}.contact-info__list{display:flex;flex-direction:column;gap:var(--space-xl)}.contact-info__item{display:flex;gap:var(--space-md)}.contact-info__icon{color:var(--brass-500);flex-shrink:0;margin-top:2px}.contact-info__label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--steel-500);margin-bottom:2px}.contact-info__value{font-size:16px;color:var(--ink);line-height:1.5}.contact-info__value a{color:var(--brass-700);direction:ltr;unicode-bidi:embed}.contact-info__value a:hover{color:var(--brass-600);text-decoration:underline}.map-placeholder{margin-top:var(--space-3xl);border:1px solid var(--steel-200);border-radius:var(--radius-none);overflow:hidden}.map-placeholder svg{width:100%;height:auto}.map-placeholder__label{font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--steel-500);text-align:center;padding:var(--space-md);border-top:1px solid var(--steel-200)}.site-footer{background:var(--navy-950);padding:var(--space-6xl) 0 var(--space-3xl);border-top:1px solid var(--hairline-dark)}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:var(--space-4xl)}.footer-brand__wordmark{font-family:var(--font-display);font-size:18px;font-weight:900;text-transform:uppercase;letter-spacing:.08em;color:var(--on-dark-primary);margin-bottom:var(--space-md)}.footer-brand__desc{font-size:14px;line-height:1.6;color:var(--on-dark-muted);max-width:36ch}.footer-col__title{font-family:var(--font-mono);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--on-dark-meta);margin-bottom:var(--space-xl)}.footer-col__links{display:flex;flex-direction:column;gap:var(--space-sm)}.footer-col__links a{font-size:14px;color:var(--on-dark-muted);transition:color var(--dur-fast);min-height:40px;display:flex;align-items:center}.footer-col__links a:hover{color:var(--brass-300)}.footer-contact{font-size:14px;color:var(--on-dark-muted);line-height:1.6}.footer-contact a{color:var(--brass-300);direction:ltr;unicode-bidi:embed}.footer-contact a:hover{color:var(--brass-500)}.footer-bottom{margin-top:var(--space-4xl);padding-top:var(--space-2xl);border-top:1px solid var(--hairline-dark);display:flex;flex-wrap:wrap;gap:var(--space-lg);justify-content:space-between;align-items:center}.footer-copyright{font-size:13px;color:var(--on-dark-meta)}.footer-standards{display:flex;flex-wrap:wrap;gap:var(--space-sm)}@media (max-width: 1023px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:var(--space-3xl)}}@media (max-width: 639px){.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;text-align:center}}.about-teaser__body{font-size:16px;line-height:1.5;color:var(--steel-500);max-width:65ch}.products-anchor-nav{position:sticky;top:72px;z-index:100;background:var(--steel-50);border-bottom:1px solid var(--steel-200);padding:var(--space-lg) 0}.m-page{min-height:100vh;background:var(--steel-50);color:var(--ink);padding-bottom:76px}.m-topbar{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:var(--navy-900);border-bottom:1px solid var(--hairline-dark)}.m-topbar__brand{display:flex;flex:1;min-width:0;flex-direction:row;align-items:center;gap:8px}.m-topbar__logo{width:38px;height:38px;border-radius:3px;object-fit:cover;flex-shrink:0}.m-topbar__brand-text{display:flex;flex-direction:column;min-width:0;line-height:1.25}.m-topbar__name{font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--on-dark-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.m-topbar__sub{font-size:11px;color:var(--on-dark-meta)}.m-topbar__actions{display:flex;gap:8px;align-items:center;flex-shrink:0}.m-lang,.m-fullsite{background:transparent;border:1px solid var(--hairline-dark);color:var(--on-dark-primary);font-size:12px;padding:6px 10px;border-radius:2px;min-height:36px;cursor:pointer}.m-hero{background:linear-gradient(180deg,var(--navy-900) 0%,var(--navy-800) 100%);color:var(--on-dark-primary);padding:40px 20px 44px}.m-eyebrow{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--brass-300);margin-bottom:12px}.m-hero__title{font-size:32px;font-weight:400;line-height:1.15;letter-spacing:-.01em;max-width:12em}:lang(zh-CN) .m-hero__title{letter-spacing:.02em}.m-hero__lead{margin-top:14px;font-size:15px;line-height:1.65;color:var(--on-dark-muted);max-width:40em}.m-hero__cta{display:flex;gap:10px;margin-top:22px}.m-btn{min-height:46px;padding:0 18px;font-size:15px;font-weight:600;border-radius:2px;border:1px solid transparent;cursor:pointer}.m-btn--primary{background:var(--brass-500);color:var(--navy-950)}.m-btn--ghost{background:transparent;border-color:var(--hairline-dark);color:var(--on-dark-primary)}.m-stats{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--steel-200);border-bottom:1px solid var(--steel-200)}.m-stat{background:var(--steel-50);padding:18px 16px;display:flex;flex-direction:column;gap:4px}.m-stat__value{font-family:var(--font-mono);font-size:28px;font-weight:400;color:var(--navy-900)}.m-stat__label{font-size:12px;color:var(--steel-500)}.m-section{padding:28px 20px}.m-section__title{font-size:20px;font-weight:600;line-height:1.2;margin-bottom:16px;color:var(--ink)}.m-cats{display:flex;flex-direction:column;gap:10px}.m-cat{display:flex;align-items:center;gap:12px;width:100%;min-height:56px;padding:12px 14px;background:#fff;border:1px solid var(--steel-200);text-align:left;cursor:pointer;text-decoration:none;color:var(--ink)}.m-cat__num{font-family:var(--font-mono);font-size:12px;color:var(--brass-700);width:24px;flex-shrink:0}.m-cat__name{flex:1;font-size:16px;font-weight:600}.m-cat__arrow{color:var(--steel-500);flex-shrink:0}.m-services{display:grid;grid-template-columns:1fr 1fr;gap:10px}.m-service{min-height:48px;padding:10px 12px;background:#fff;border:1px solid var(--steel-200);font-size:14px;font-weight:500;color:var(--ink);cursor:pointer;text-align:left}.m-contact{border-top:1px solid var(--steel-200)}.m-contact__row{display:flex;align-items:center;gap:10px;padding:12px 0;color:var(--ink);text-decoration:none;font-size:14px;border-bottom:1px solid var(--steel-100);min-height:48px}.m-contact__row svg{color:var(--brass-700);flex-shrink:0}.m-bottombar{position:fixed;left:0;right:0;bottom:0;z-index:200;display:grid;grid-template-columns:1fr 1fr 1fr;background:var(--navy-900);border-top:1px solid var(--hairline-dark)}.m-bottombar a,.m-bottombar button{display:flex;align-items:center;justify-content:center;min-height:56px;background:transparent;border:none;color:var(--on-dark-primary);text-decoration:none;font-size:13px;font-weight:600;border-right:1px solid var(--hairline-dark);cursor:pointer}.m-bottombar a:last-child,.m-bottombar button:last-child{border-right:none}.m-menu-btn{display:inline-flex;align-items:center;gap:6px;background:transparent;border:1px solid var(--hairline-dark);color:var(--on-dark-primary);font-size:12px;font-weight:600;padding:6px 10px;border-radius:2px;min-height:36px;cursor:pointer}.m-menu-btn__bars{display:inline-flex;flex-direction:column;gap:3px}.m-menu-btn__bars span{display:block;width:14px;height:1.5px;background:currentColor}.m-menu-btn__label{font-size:12px;font-weight:600}.m-menu-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;background:#060d1b99;display:flex;justify-content:flex-end}.m-menu{width:min(320px,86%);height:100%;background:var(--navy-900);border-left:1px solid var(--hairline-dark);padding:20px;display:flex;flex-direction:column;overflow-y:auto}.m-menu__head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--hairline-dark);margin-bottom:8px}.m-menu__title{font-size:15px;font-weight:700;letter-spacing:.08em;color:var(--on-dark-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.m-menu__brand{display:flex;align-items:center;gap:10px;min-width:0}.m-menu__brand img{width:38px;height:38px;border-radius:3px;object-fit:cover;flex-shrink:0}.m-menu__close{background:transparent;border:none;color:var(--on-dark-primary);cursor:pointer;padding:4px;display:inline-flex}.m-menu__item{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:52px;padding:12px 4px;background:transparent;border:none;border-bottom:1px solid var(--hairline-dark);color:var(--on-dark-primary);font-size:16px;font-weight:500;cursor:pointer;text-align:left}.m-menu__item svg{color:var(--on-dark-meta)}.m-menu__foot{margin-top:auto;padding-top:16px}.m-menu__fullsite{width:100%;min-height:44px;background:transparent;border:1px solid var(--brass-500);color:var(--brass-300);font-size:14px;font-weight:600;cursor:pointer;border-radius:2px}@media (max-width: 379px){.m-topbar__sub{display:none}}@media (min-width: 768px){.m-page{display:none}}