:root { --brand: #c82032; --brand-dark: #a41827; --ink: #1d2426; --dark: #1b2224; }
.utility { background: #f1f2f0; color: #687174; border-bottom: 1px solid #e2e5e1; font-size: 10px; }
.utility .container { min-height: 31px; }
.utility strong { color: #1d2426; font-weight: 600; font-size: 11px; }
.header-row { height: 91px; gap: 26px; }
.brand { align-items: center; text-align: center; }
.fusheng-wordmark { width: 190px; height: auto; }
.brand-caption { color: #394449; font-size: 12px; line-height: 1.5; font-weight: 600; letter-spacing: .04em; margin-top: 6px; white-space: nowrap; }
.main-nav { gap: clamp(16px, 1.8vw, 27px); }
.main-nav a { font-size: 12px; font-weight: 550; }
.header-contact { background: var(--brand); color: white; padding: 11px 16px; border: none; font-size: 11px; }
.header-contact span { color: white; margin-left: 16px; font-size: 19px; }
.signature-hero { min-height: 730px; height: min(800px, calc(100svh - 122px)); position: relative; isolation: isolate; overflow: hidden; background: #273236; color: #fff; }
.signature-scenes, .signature-scene, .signature-shade, .hero-gridline { position: absolute; inset: 0; width: 100%; height: 100%; }
.signature-scenes { z-index: -4; }
.signature-scene { object-fit: cover; object-position: center 53%; opacity: 0; transform: scale(1.035); transition: opacity .9s ease, transform 5s ease; }
.signature-scene.is-active { opacity: 1; transform: scale(1); }
.signature-shade { z-index: -3; background: linear-gradient(90deg, rgba(12,20,23,.9), rgba(12,20,23,.7) 37%, rgba(12,20,23,.1) 80%), linear-gradient(0deg, rgba(9,15,18,.7), transparent 36%, rgba(20,26,30,.05)); }
.hero-gridline { z-index: -2; width: calc((100% - 1280px) / 2 + 700px); border-right: 1px solid #ffffff16; }
.signature-content { height: 100%; min-height: inherit; display: flex; flex-direction: column; position: relative; padding-top: clamp(70px,7.2vw,115px); }
.signature-copy { width: 700px; max-width: 72%; }
.signature-kicker { color: #d4d9d9; display: flex; align-items: center; gap: 12px; font-size: 10px; letter-spacing: .2em; font-weight: 500; margin-bottom: 31px; }
.signature-kicker > span { width: 25px; height: 2px; background: #e23946; }
.signature-copy h1 { font-size: clamp(57px,5.55vw,86px); line-height: 1.23; font-weight: 580; letter-spacing: -.04em; margin-bottom: 28px; }
.signature-copy h1 > span { font-weight: 330; }
.signature-intro { color: #d2d8d9; font-size: 14px; line-height: 1.95; letter-spacing: .01em; margin-bottom: 31px; }
.signature-actions { display: flex; gap: 32px; align-items: center; }
.signature-button { background: var(--brand); color: #fff; border: 1px solid var(--brand); min-width: 190px; height: 53px; font-size: 12px; font-weight: 500; padding: 15px 23px; gap: 35px; }
.signature-button:hover { background: #ae1828; border-color: #ae1828; transform: translateY(-2px); }
.signature-button > span { font-size: 23px; line-height: 1; }
.hero-consult { display: inline-flex; align-items: center; gap: 25px; font-size: 12px; border-bottom: 1px solid #a8b3b580; padding-block: 10px; }
.hero-consult span { font-size: 18px; }
.hero-side-note { position: absolute; right: 0; bottom: 167px; display: flex; gap: 15px; padding: 18px 23px; border: 1px solid #ffffff40; background: #18232738; backdrop-filter: blur(8px); font-size: 12px; line-height: 1.8; }
.hero-side-note small { color: #c8d0d1; font-size: 8px; letter-spacing: .15em; }
.status-dot { display: inline-block; width: 6px; height: 6px; background: #e34c59; border-radius: 50%; margin-top: 8px; }
.signature-bottom { margin-top: auto; padding-block: 26px 33px; border-top: 1px solid #ffffff30; display: flex; justify-content: space-between; gap: 40px; align-items: center; position: relative; z-index: 2; }
.hero-scroll { display: flex; align-items: center; gap: 18px; font-size: 10px; }
.hero-scroll > span:first-child { font-size: 28px; font-weight: 300; }
.hero-scroll small { display: block; color: #acb6b8; font-size: 7px; letter-spacing: .13em; margin-top: 4px; }
.scene-selector { display: flex; gap: 30px; }
.scene-selector button { color: #afb9bb; background: none; border: 0; display: flex; gap: 13px; align-items: center; padding: 12px 0; position: relative; }
.scene-selector b { font-size: 11px; font-weight: 400; }
.scene-selector span { font-size: 10px; }
.scene-selector button[aria-pressed=true] { color: white; }
.scene-selector button::before { position: absolute; content: ""; top: -5px; left: 0; height: 2px; width: 0; background: #e44451; transition: width .3s; }
.scene-selector button[aria-pressed=true]::before { width: 100%; }
.hero-watermark { position: absolute; right: -10px; bottom: 29px; z-index: -1; color: transparent; -webkit-text-stroke: 1px #ffffff15; font: 700 clamp(120px,16vw,245px)/1 Arial,sans-serif; letter-spacing: -.045em; user-select: none; pointer-events: none; }
.precision-strip { border-bottom: 1px solid #e0e4df; background: #f6f7f4; }
.precision-strip .container { display: flex; align-items: center; justify-content: space-between; min-height: 100px; gap: 50px; }
.precision-strip p { font-size: 13px; font-weight: 600; margin: 0; }
.precision-strip .container > div { display: grid; grid-template-columns: repeat(4,auto); gap: 45px; font-size: 12px; }
.precision-strip b { font: 10px/1 Arial,sans-serif; color: #a2aaa5; margin-right: 14px; }
.signature-section { padding-block: 116px; }
.signature-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 70px; margin-bottom: 58px; }
.section-index { font: 600 10px/1.6 var(--font); letter-spacing: .14em; color: #586367; margin-bottom: 25px; }
.section-index span { color: var(--brand); margin-right: 17px; }
.signature-heading h2 { font-size: clamp(37px,3.5vw,52px); line-height: 1.32; font-weight: 550; letter-spacing: -.035em; margin-bottom: 0; }
.heading-support { padding-bottom: 4px; max-width: 460px; }
.heading-support > p { font-size: 13px; line-height: 1.95; color: #697377; margin-bottom: 18px; }
.signature-link { display: inline-flex; justify-content: space-between; align-items: center; gap: 45px; font-size: 12px; font-weight: 600; padding-block: 9px; border-bottom: 1px solid #abb1ae; }
.signature-link span { font-size: 23px; font-weight: 400; line-height: 1; }
.signature-link:hover { color: var(--brand); border-color: var(--brand); }
.portfolio-tabs { display: grid; grid-template-columns: repeat(4,1fr); border-bottom: 1px solid #d8ddda; margin-bottom: 37px; }
.portfolio-tabs button { display: flex; justify-content: space-between; align-items: center; gap: 20px; font-size: 13px; font-weight: 550; padding: 20px 0; margin-right: 30px; color: #81898b; border: 0; background: transparent; position: relative; }
.portfolio-tabs button span { font-size: 21px; font-weight: 400; opacity: 0; transform: translate(-3px,3px); transition: .2s; }
.portfolio-tabs button[aria-pressed=true] { color: #20282b; }
.portfolio-tabs button[aria-pressed=true]::after { position: absolute; bottom: -1px; left: 0; right: -30px; height: 3px; content: ""; background: var(--brand); }
.portfolio-tabs button[aria-pressed=true] span { opacity: 1; transform: none; color: var(--brand); }
.signature-products { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 45px 30px; }
.signature-product[hidden] { display: none; }
.signature-product { min-width: 0; }
.signature-product-image { background: #f1f3ef; aspect-ratio: 1.35; position: relative; overflow: hidden; display: flex; align-items: center; padding: 27px; }
.product-corner { position: absolute; top: 18px; left: 20px; font: 9px/1.3 Arial,sans-serif; letter-spacing: .07em; color: #909994; z-index: 1; }
.signature-product-image img { width: 100%; height: 100%; max-height: 255px; object-fit: contain; mix-blend-mode: multiply; transition: transform .5s cubic-bezier(.2,.65,.25,1); }
.product-hover-arrow { position: absolute; width: 42px; height: 42px; bottom: 0; right: 0; background: white; display: grid; place-items: center; color: #3d474a; font-size: 24px; transition: color .2s, background .2s; }
.signature-product a:hover .product-hover-arrow { background: var(--brand); color: white; }
.signature-product a:hover img { transform: scale(1.055); }
.signature-product-info { padding-top: 23px; }
.signature-product-info > p { color: #929b9d; font-size: 10px; margin-bottom: 10px; }
.signature-product-info h3 { font-size: 20px; font-weight: 550; line-height: 1.5; margin-bottom: 12px; }
.signature-product-info > div { color: #717b7e; font-size: 12px; line-height: 1.9; max-width: 95%; }
.engineering-section { display: grid; grid-template-columns: 1fr 1fr; background: #f0f2ee; }
.engineering-photo { position: relative; min-height: 730px; }
.engineering-photo > img { width: 100%; height: 100%; object-fit: cover; object-position: 55% center; position: absolute; }
.photo-caption { position: absolute; left: 30px; right: 30px; bottom: 27px; display: flex; justify-content: space-between; gap: 20px; color: white; font-size: 8px; letter-spacing: .14em; text-shadow: 0 1px 5px #000; }
.engineering-copy { align-self: center; padding: 80px clamp(40px,6vw,108px); }
.engineering-copy h2 { font-size: clamp(32px,3vw,47px); line-height: 1.4; font-weight: 550; letter-spacing: -.035em; margin-bottom: 31px; }
.engineering-copy h2 em { font-style: normal; color: #89948c; }
.engineering-copy .engineering-lead { color: #2e3a3d; font-size: 14px; margin-bottom: 14px; }
.engineering-copy > p:not(.section-index):not(.engineering-lead) { color: #747e79; font-size: 13px; line-height: 2; }
.engineering-points { display: grid; grid-template-columns: repeat(3,1fr); gap: 15px; padding-block: 24px; margin-block: 25px 22px; border-block: 1px solid #d2d9d1; }
.engineering-points span { display: block; color: #919991; font-size: 7px; letter-spacing: .04em; margin-bottom: 6px; }
.engineering-points strong { font-size: 13px; font-weight: 550; }
.signature-service-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 90px; align-items: center; }
.service-feature { display: block; position: relative; height: 495px; overflow: hidden; }
.service-feature > img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.service-feature::after { position: absolute; content: ""; inset: 0; background: linear-gradient(0deg,#111d22bd,transparent 70%); }
.service-feature:hover > img { transform: scale(1.025); }
.service-feature > div { position: absolute; z-index: 1; left: 35px; right: 35px; bottom: 28px; color: white; }
.service-feature div > span { font-size: 8px; letter-spacing: .17em; }
.service-feature h3 { font-size: 31px; font-weight: 500; margin-top: 15px; line-height: 1.4; }
.service-feature b { position: absolute; right: 0; bottom: 7px; font-size: 35px; font-weight: 300; }
.service-steps article { display: flex; gap: 30px; padding-block: 28px; border-top: 1px solid #d9dfda; }
.service-steps article:last-child { border-bottom: 1px solid #d9dfda; }
.service-steps article > span { color: #b0b8b2; font: 11px/2 Arial,sans-serif; }
.service-steps p { color: #939c96; font-size: 8px; letter-spacing: .15em; margin-bottom: 9px; }
.service-steps h3 { font-size: 23px; font-weight: 550; margin-bottom: 12px; }
.service-steps article > div > div { color: #6c777a; font-size: 12px; line-height: 1.95; }
.knowledge-callout { position: relative; isolation: isolate; background: #212a2d; color: white; padding-block: 100px; overflow: hidden; }
.knowledge-callout > .container { display: grid; grid-template-columns: 1.3fr 1fr; gap: 120px; align-items: center; }
.knowledge-callout .section-index { color: #a0adaf; }
.knowledge-callout .section-index span { color: #ed626b; }
.knowledge-callout h2 { font-size: clamp(30px,3vw,43px); font-weight: 500; line-height: 1.5; letter-spacing: -.025em; margin-bottom: 24px; }
.knowledge-callout p:not(.section-index) { font-size: 13px; line-height: 2; color: #aebabc; margin-bottom: 27px; }
.knowledge-index { border-top: 1px solid #ffffff30; }
.knowledge-index a { display: flex; justify-content: space-between; align-items: center; padding-block: 24px; border-bottom: 1px solid #ffffff30; font-size: 18px; transition: padding .2s, color .2s; }
.knowledge-index a:hover { padding-left: 8px; color: #ff98a1; }
.knowledge-index a span { font: 11px/1 Arial,sans-serif; color: #8e9da0; letter-spacing: .1em; }
.knowledge-watermark { position: absolute; bottom: -21px; left: -6px; z-index: -1; font: 650 clamp(90px,13vw,210px)/1 Arial,sans-serif; letter-spacing: -.05em; color: #ffffff04; white-space: nowrap; pointer-events: none; }
.signature-news-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 30px; }
.news-image { aspect-ratio: 1.6; background: #e8ece7; overflow: hidden; position: relative; }
.news-image img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.news-image > span { position: absolute; bottom: 0; right: 0; background: white; width: 40px; height: 40px; font-size: 22px; display: grid; place-items: center; }
.signature-news-grid article:hover img { transform: scale(1.03); }
.signature-news-grid a > p { display: flex; justify-content: space-between; gap: 15px; font-size: 9px; color: #8b9699; margin-block: 22px 13px; }
.signature-news-grid h3 { font-size: 19px; font-weight: 550; line-height: 1.65; }
.contact-band { background: #c82032; padding-block: 70px; }
.contact-band h2 { font-size: clamp(28px,2.8vw,41px); font-weight: 500; line-height: 1.4; }
.contact-band .eyebrow { font-size: 8px; letter-spacing: .18em; margin-bottom: 20px; }
.contact-band .container > a { font-size: clamp(27px,3.1vw,44px); font-weight: 400; }
.contact-band a span { font-size: 47px; font-weight: 300; }
.contact-band a small { font-size: 10px; color: #ffd1d6; font-weight: 400; }
.site-footer { padding-top: 80px; background: #1b2224; }
.footer-grid { padding-bottom: 42px; }
.footer-grid h2 { font-size: 11px; color: #9aa7aa; font-weight: 400; }
.footer-grid li, .footer-grid p { font-size: 12px; line-height: 2; }
.footer-brand { font-size: 26px; letter-spacing: .05em; }
.footer-type { display: flex; align-items: flex-end; justify-content: space-between; gap: 30px; color: #ffffff0d; font: 700 clamp(64px,10.5vw,160px)/.88 Arial,sans-serif; letter-spacing: -.05em; padding-top: 28px; padding-bottom: 18px; overflow: hidden; }
.footer-type > span { color: #718084; font: 8px/1.5 Arial,sans-serif; letter-spacing: .16em; padding-bottom: 12px; }
.footer-bottom { color: #829095; margin-top: 0; font-size: 9px; }
.js-reveal [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .75s ease, transform .75s cubic-bezier(.2,.65,.2,1); }
.js-reveal [data-reveal].is-inview { opacity: 1; transform: none; }
@media (min-width: 1600px) { .signature-hero { height: 830px; min-height: 830px; } .signature-content { padding-top: 126px; } .signature-copy h1 { font-size: 90px; } }
@media (max-width: 1280px) { .header-contact { display: none; } .signature-service-grid { gap: 55px; } .engineering-copy { padding-inline: 55px; } .precision-strip .container > div { gap: 25px; } .knowledge-callout > .container { gap: 80px; } }
@media (max-width: 1080px) { .header-row { height: 80px; } .main-nav { display: none; top: 80px; position: absolute; left: 0; right: 0; padding: 16px 24px; background: white; border-bottom: 1px solid var(--line); box-shadow: 0 20px 30px #20282b18; } .main-nav.is-open { display: flex; flex-direction: column; align-items: stretch; gap: 0; } .main-nav a { padding-block: 12px; } .nav-toggle { display: block; } .signature-hero { min-height: 675px; height: 710px; } .signature-content { padding-top: 90px; } .signature-copy { max-width: 78%; } .signature-copy h1 { font-size: 62px; } .hero-side-note { display: none; } .precision-strip .container { gap: 30px; } .precision-strip .container > div { gap: 18px; font-size: 11px; } .signature-section { padding-block: 85px; } .signature-heading { gap: 35px; } .signature-heading h2 { font-size: 39px; } .heading-support { max-width: 370px; } .signature-product-info h3 { font-size: 18px; } .engineering-copy { padding: 65px 35px; } .engineering-photo { min-height: 665px; } .engineering-copy h2 { font-size: 36px; } .signature-service-grid { gap: 40px; } .service-feature { height: 450px; } .service-steps article { gap: 20px; } .service-steps h3 { font-size: 21px; } .knowledge-callout > .container { gap: 55px; } .knowledge-callout h2 { font-size: 34px; } }
@media (max-width: 760px) { .signature-hero { min-height: 665px; height: auto; } .signature-content { min-height: 665px; padding-top: 80px; } .signature-copy { max-width: 100%; } .signature-copy h1 { font-size: 59px; } .signature-shade { background: linear-gradient(90deg,#111c23d9,#111c2355),linear-gradient(0deg,#101c23b3,transparent 70%); } .hero-gridline { width: 85%; } .signature-scene { object-position: 58% center; } .hero-watermark { font-size: 150px; bottom: 24px; } .precision-strip .container { align-items: flex-start; gap: 20px; padding-block: 25px; flex-direction: column; } .precision-strip .container > div { width: 100%; grid-template-columns: repeat(4,1fr); gap: 10px; font-size: 10px; } .precision-strip b { margin-right: 8px; font-size: 9px; } .signature-section { padding-block: 64px; } .signature-heading { flex-direction: column; align-items: flex-start; gap: 22px; margin-bottom: 32px; } .signature-heading h2 { font-size: 39px; } .heading-support { max-width: none; } .heading-support p { font-size: 12px; } .portfolio-tabs button { font-size: 11px; margin-right: 16px; gap: 6px; } .portfolio-tabs button[aria-pressed=true]::after { right: -16px; } .portfolio-tabs button span { font-size: 17px; } .signature-products { grid-template-columns: repeat(2,minmax(0,1fr)); gap: 28px 20px; } .signature-product-image { aspect-ratio: 1.25; padding: 26px 20px; } .signature-product-info { padding-top: 17px; } .signature-product-info h3 { font-size: 18px; } .signature-product-info > div { font-size: 11px; } .product-corner { font-size: 8px; top: 14px; left: 14px; } .engineering-section { grid-template-columns: 1fr; } .engineering-photo { min-height: 0; height: 470px; } .engineering-photo > img { object-position: center 58%; } .engineering-copy { padding: 56px 36px; } .engineering-copy h2 { font-size: 40px; } .signature-service-grid { grid-template-columns: 1fr; gap: 25px; } .service-feature { height: 440px; } .service-steps article { gap: 25px; padding-block: 25px; } .knowledge-callout { padding-block: 65px; } .knowledge-callout > .container { grid-template-columns: 1fr; gap: 50px; } .knowledge-callout h2 { font-size: 36px; } .knowledge-index a { padding-block: 20px; font-size: 17px; } .signature-news-grid { grid-template-columns: 1fr; gap: 30px; } .signature-news-grid article > a { display: grid; grid-template-columns: 170px 1fr; gap: 0 25px; align-items: start; } .news-image { grid-row: 1 / 3; aspect-ratio: 1.2; } .signature-news-grid a > p { margin-top: 5px; margin-bottom: 10px; } .signature-news-grid h3 { font-size: 17px; } .footer-type { font-size: 86px; } .footer-type > span { display: none; } .contact-band { padding-block: 50px; } }
@media (max-width: 500px) { .utility { font-size: 8px; } .utility strong { font-size: 9px; } .fusheng-wordmark { width: 170px; } .brand-caption { font-size: 11px; letter-spacing: .02em; } .header-row { height: 79px; } .signature-hero { min-height: 650px; } .signature-content { min-height: 650px; padding-top: 69px; } .signature-kicker { font-size: 8px; letter-spacing: .13em; margin-bottom: 27px; gap: 10px; } .signature-copy h1 { font-size: clamp(43px,11.5vw,59px); margin-bottom: 27px; } .signature-intro { font-size: 12px; line-height: 1.9; max-width: 94%; } .signature-actions { align-items: flex-start; flex-direction: column; gap: 12px; } .signature-button { min-width: 185px; height: 50px; } .hero-consult { font-size: 11px; gap: 25px; } .signature-bottom { padding-block: 24px; gap: 20px; } .hero-scroll { gap: 10px; } .hero-scroll small { display: none; } .hero-scroll > span:first-child { font-size: 22px; } .scene-selector { gap: 18px; } .scene-selector button { gap: 0; } .scene-selector span { display: none; } .scene-selector button b { font-size: 11px; } .signature-scene { object-position: 63% center; } .precision-strip .container > div { grid-template-columns: 1fr 1fr; gap: 17px; font-size: 11px; } .signature-section { padding-block: 53px; } .section-index { font-size: 9px; margin-bottom: 20px; } .signature-heading h2 { font-size: 36px; } .portfolio-tabs { grid-template-columns: 1fr 1fr; gap: 0 18px; border: 0; margin-bottom: 27px; } .portfolio-tabs button { font-size: 12px; padding-block: 16px; border-bottom: 1px solid #dce1db; margin-right: 0; } .portfolio-tabs button[aria-pressed=true]::after { right: 0; height: 2px; } .signature-products { grid-template-columns: 1fr; gap: 30px; } .signature-product-image { aspect-ratio: 1.4; padding: 27px 30px; } .signature-product-info h3 { font-size: 20px; } .signature-product-info > div { font-size: 12px; } .engineering-photo { height: 350px; } .engineering-copy { padding: 46px 23px; } .engineering-copy h2 { font-size: 35px; } .engineering-copy > p:not(.section-index):not(.engineering-lead) { font-size: 12px; } .engineering-points { margin-top: 24px; } .photo-caption { left: 20px; right: 20px; bottom: 20px; font-size: 7px; } .service-feature { height: 360px; } .service-feature > div { left: 24px; right: 24px; bottom: 20px; } .service-feature h3 { font-size: 29px; } .service-steps h3 { font-size: 22px; } .knowledge-callout h2 { font-size: 30px; } .knowledge-callout { padding-block: 50px; } .knowledge-callout p:not(.section-index) { font-size: 12px; } .signature-news-grid article > a { display: block; } .news-image { aspect-ratio: 1.6; } .signature-news-grid a > p { margin-top: 18px; } .signature-news-grid h3 { font-size: 20px; } .contact-band h2 { font-size: 28px; } .site-footer { padding-top: 53px; } .footer-type { font-size: clamp(53px,17.5vw,88px); } }
@media (prefers-reduced-motion: reduce) { .js-reveal [data-reveal] { opacity: 1; transform: none; transition: none; } .signature-scene { transform: none; transition: none; } }