:root{--green:#073bdf;--deep:#071f78;--lime:#ff8600;--ink:#162033;--muted:#667085;--line:#d9e2f0;--pale:#f3f6fc;--orange:#ff8600}
.hero{background:linear-gradient(120deg,#071f78 0%,#073bdf 70%,#ff8600 145%)}
.dark-section{background:#071b52}.advantage-grid article{background:#0b286f}.home-cta{background:linear-gradient(105deg,#073bdf,#1359ed)}
.footer{background:#09142f}.footer img{filter:none}.copyright{background:#060d20}.page-hero{background:linear-gradient(120deg,#071f78,#073bdf)}
.inquiry{background:#09266f}.tag-list span{background:#e9efff}.map-placeholder{background:linear-gradient(135deg,#edf2ff,#dce6ff)}
.image-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:100%;min-height:230px;border:1px dashed #aebfe9;background:linear-gradient(135deg,#f6f8fd,#e9effa);color:#6c7da7;text-align:center}
.image-placeholder:before{content:"＋";display:grid;place-items:center;width:42px;height:42px;border:1px solid #b8c8ec;border-radius:50%;color:#073bdf;font-size:25px;line-height:1}
.image-placeholder span{font-weight:800}.image-placeholder small{color:#94a0bc}
.hero-visual .image-placeholder{min-height:390px;border-color:rgba(255,255,255,.42);background:rgba(255,255,255,.1);color:#fff;box-shadow:26px 26px 0 rgba(255,134,0,.22)}
.hero-visual .image-placeholder:before{border-color:rgba(255,255,255,.5);color:#fff}.hero-visual .image-placeholder small{color:rgba(255,255,255,.7)}
.product-card>.image-placeholder{height:230px}.case-preview .image-placeholder{height:330px}.case-preview strong{background:linear-gradient(transparent,rgba(7,31,120,.9))}.detail-placeholder{min-height:420px}.case-placeholder{height:440px}
@media(max-width:900px){.case-preview .image-placeholder{height:420px}}
@media(max-width:600px){.hero-visual .image-placeholder{min-height:280px}.product-card>.image-placeholder{height:210px}.case-preview .image-placeholder{height:340px}.case-placeholder{height:330px}}

/* 顶部导航层次优化 */
.site-header{min-height:80px;border-bottom:1px solid rgba(7,59,223,.1);box-shadow:0 8px 24px rgba(7,31,120,.07)}
.brand{width:205px}
.nav{gap:31px}
.nav a{position:relative;padding:28px 0 25px;border-bottom:0;color:#1d2a43;transition:color .2s ease,transform .2s ease}
.nav a:after{position:absolute;left:50%;bottom:17px;width:0;height:3px;border-radius:999px;content:"";background:#ff8600;transform:translateX(-50%);transition:width .22s ease}
.nav a:hover,.nav a.active{color:#073bdf;border-color:transparent}
.nav a:hover{transform:translateY(-1px)}
.nav a:hover:after{width:16px}.nav a.active:after{width:28px}
.header-phone{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:4px;background:linear-gradient(135deg,#073bdf,#165cf0);box-shadow:0 8px 18px rgba(7,59,223,.18);transition:transform .2s ease,box-shadow .2s ease}
.header-phone:before{content:"☎";font-size:14px}
.footer a[href^="tel:"]:before,.hero-phone strong:before,.contact-card[href^="tel:"] strong:before{display:inline-block;margin-right:8px;content:"☎";font-size:.72em;line-height:1;vertical-align:.08em}
.header-phone:hover{transform:translateY(-2px);box-shadow:0 11px 24px rgba(7,59,223,.26)}
@media(max-width:900px){.site-header{min-height:70px}.brand{width:175px}.nav{gap:0}.nav a{padding:12px 3px}.nav a:after{display:none}}

/* 2026 visual system refresh */
body{background:#fff}.eyebrow{display:flex;align-items:center;gap:10px}.eyebrow:before{width:22px;height:3px;border-radius:5px;content:"";background:var(--orange)}.eyebrow.light:before{background:#ff9b38}
.section,.content-section{overflow:hidden}.section-heading h2{max-width:820px}.text-link{display:inline-flex;align-items:center;gap:8px;padding:10px 0;border-bottom:1px solid rgba(7,59,223,.25);transition:.2s}.text-link:hover{gap:14px;color:var(--orange);border-color:var(--orange)}
.button{border-radius:4px;transition:transform .2s,box-shadow .2s}.button.primary{color:#17120c;box-shadow:8px 8px 0 rgba(7,31,120,.2)}.button.primary:hover{box-shadow:4px 4px 0 rgba(7,31,120,.24)}

/* placeholders stay intentional until original photography arrives */
.image-placeholder{position:relative;overflow:hidden;border:0;background:linear-gradient(145deg,#f6f8ff,#e5ecfb)}
.image-placeholder:after{position:absolute;right:-55px;bottom:-65px;width:190px;height:190px;border:35px solid rgba(7,59,223,.07);border-radius:50%;content:""}
.image-placeholder:before{z-index:1;border:0;background:#fff;box-shadow:0 8px 25px rgba(7,31,120,.1)}.image-placeholder span,.image-placeholder small{position:relative;z-index:1}
.hero-visual .image-placeholder:after{right:-20px;bottom:-90px;width:280px;height:280px;border-width:52px;border-color:rgba(255,255,255,.08)}
.page-home .hero-visual>img{object-position:center top}

/* home rhythm */
.page-home .hero:after{position:absolute;left:0;bottom:0;width:100%;height:4px;content:"";background:var(--orange)}
.page-home .trust-strip{position:relative;z-index:2;margin:0 5vw;padding:0;box-shadow:0 18px 45px rgba(7,31,120,.08)}
.trust-strip div{position:relative;grid-template-columns:64px minmax(0,1fr);grid-template-rows:auto auto;column-gap:18px;align-items:center;overflow:hidden}.trust-strip div:before{grid-column:1;grid-row:1/3;align-self:center;justify-self:center;content:attr(data-mark);color:rgba(7,59,223,.14);font-size:32px;font-weight:900;line-height:1}.trust-strip strong{grid-column:2;grid-row:1;min-width:0}.trust-strip span{grid-column:2;grid-row:2;min-width:0}.trust-strip div:after{position:absolute;left:0;bottom:0;width:0;height:3px;content:"";background:var(--orange);transition:.25s}.trust-strip div:hover:after{width:100%}.trust-strip div:hover:before{color:var(--orange)}
.product-grid{align-items:start}.product-card{position:relative;border:0;box-shadow:0 14px 38px rgba(7,31,120,.08)}.product-card:nth-child(2){margin-top:32px}.product-card:nth-child(3){margin-top:64px}.product-card>div:last-child{position:relative}.product-card>div:last-child>span{position:absolute;right:24px;top:18px;color:rgba(7,59,223,.1);font-size:58px;line-height:1}.product-card b{display:inline-block;margin-top:10px}.product-card:hover b{color:var(--orange)}
.dark-section{position:relative}.dark-section:before{position:absolute;left:-8vw;top:-160px;width:440px;height:440px;border:80px solid rgba(255,255,255,.035);border-radius:50%;content:""}.dark-section>div{position:relative}.advantage-grid{position:relative;grid-template-columns:1fr;background:transparent}.advantage-grid:before{position:absolute;left:22px;top:25px;bottom:25px;width:1px;content:"";background:rgba(255,255,255,.2)}.advantage-grid article{position:relative;min-height:auto;padding:16px 25px 16px 70px;background:transparent;border-bottom:1px solid rgba(255,255,255,.12)}.advantage-grid article:last-child{border:0}.advantage-grid b{position:absolute;left:0;top:17px;display:grid;place-items:center;width:45px;height:45px;border:1px solid rgba(255,134,0,.65);border-radius:50%;background:#071b52}.advantage-grid h3{margin:0 0 2px}.case-preview{grid-template-columns:1.3fr .85fr .85fr;align-items:end}.case-preview a{box-shadow:0 15px 35px rgba(7,31,120,.1)}.case-preview a:first-child .image-placeholder{height:390px}.case-preview strong{padding:58px 24px 22px}.home-cta{position:relative}.home-cta:after{position:absolute;right:12%;top:-80px;width:220px;height:220px;border:38px solid rgba(255,255,255,.07);border-radius:50%;content:""}.home-cta>*{position:relative;z-index:1}

.product-photo{display:block;width:100%;object-fit:contain!important;background:#f4f6fb}.product-card>.product-photo{width:100%;height:auto;max-height:none;background:#fff}.product-card>.product-photo:not(.comparison-photo){width:82%;margin:24px auto 0;aspect-ratio:465/418;padding:0;object-fit:contain!important;box-shadow:0 10px 28px rgba(7,31,120,.08)}.product-card>.comparison-photo{padding:0;aspect-ratio:auto;object-fit:contain!important}
.product-photo-stage{position:relative;display:flex;align-items:center;justify-content:center;min-height:420px;padding:34px;background:linear-gradient(145deg,#f6f8ff,#e8eefb);overflow:hidden}.product-photo-stage:after{position:absolute;right:20px;bottom:18px;padding:7px 12px;content:"ANQING";color:rgba(7,59,223,.2);font-size:12px;font-weight:900;letter-spacing:3px}.product-photo-stage .product-photo{position:relative;z-index:1;max-width:80%;max-height:315px;background:transparent;filter:drop-shadow(0 16px 22px rgba(7,31,120,.12))}.product-photo-stage>span{position:absolute;left:22px;top:20px;z-index:2;padding:7px 12px;background:#073bdf;color:#fff;font-size:13px;font-weight:800}.comparison-stage .product-photo{max-width:100%;max-height:355px;filter:none}

.product-photo-stage:not(.comparison-stage){width:82%;min-height:350px;margin:auto;padding:28px}.product-photo-stage:not(.comparison-stage) .product-photo{max-width:92%;max-height:285px}

/* distinct inner-page heroes */
.page-hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:70px;align-items:center;min-height:400px;overflow:hidden}.page-hero:before{position:absolute;inset:0;content:"";background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(90deg,transparent,black)}.page-hero:after{position:absolute;right:-85px;bottom:-175px;width:390px;height:390px;border:70px solid rgba(255,134,0,.12);border-radius:50%;content:""}.page-hero>*{position:relative;z-index:1}.page-hero-copy>p:last-child{max-width:760px;color:rgba(255,255,255,.76);font-size:18px}.hero-signature{display:grid;align-content:center;min-height:210px;padding:30px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.08);backdrop-filter:blur(6px)}.hero-signature b{color:#ff9b38;font-size:76px;line-height:.9}.hero-signature span{margin-top:20px;font-size:20px;font-weight:800}.hero-signature small{color:rgba(255,255,255,.62)}
.page-products .page-hero{background:linear-gradient(120deg,#071f78,#073bdf)}.page-cases .page-hero{background:linear-gradient(115deg,#061a53,#074adb)}.page-cases .hero-signature{transform:rotate(2deg);border-color:rgba(255,134,0,.5)}.page-cases .hero-signature span{margin-top:0;font-size:28px}.page-cases .hero-signature small{margin-top:10px}
.page-about .page-hero{background:linear-gradient(120deg,#071f78 0%,#073bdf 65%,#5d51af 120%)}.hero-quote{padding:35px;border-left:5px solid var(--orange);background:rgba(255,255,255,.08)}.hero-quote strong{display:block;font-size:35px;line-height:1.28}.hero-quote span{display:block;margin-top:20px;color:#ffb263;font-size:12px;letter-spacing:3px}
.page-contact .page-hero{background:linear-gradient(120deg,#071f78,#073bdf 60%,#0750c7)}.hero-phone{display:grid;padding:30px;border:1px solid rgba(255,255,255,.25);background:#fff;color:var(--ink);box-shadow:18px 18px 0 rgba(255,134,0,.24);transition:.25s}.hero-phone:hover{transform:translate(-4px,-4px);box-shadow:22px 22px 0 rgba(255,134,0,.28)}.hero-phone small{color:var(--muted)}.hero-phone strong{color:var(--green);font-size:27px}.hero-phone span{margin-top:20px;color:var(--orange);font-weight:800}

/* products */
.solution-jump{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);margin:-34px 7vw 0;background:#fff;box-shadow:0 18px 50px rgba(7,31,120,.13)}.solution-jump a{position:relative;display:grid;grid-template-columns:55px 1fr;padding:24px 28px;border-right:1px solid var(--line);transition:.2s}.solution-jump a:last-child{border:0}.solution-jump a:after{position:absolute;left:0;bottom:0;width:0;height:4px;content:"";background:var(--orange);transition:.25s}.solution-jump a:hover{background:#f7f9ff}.solution-jump a:hover:after{width:100%}.solution-jump b{grid-row:1/3;color:rgba(7,59,223,.18);font-size:28px}.solution-jump span{color:var(--muted);font-size:12px}.solution-jump strong{color:var(--green);font-size:19px}.page-products .content-section{scroll-margin-top:80px}.page-products .content-section:nth-of-type(odd) .split>div:first-child:not(.image-placeholder){padding-left:30px;border-left:5px solid var(--orange)}.tag-list span{border-radius:999px;transition:.2s}.tag-list span:hover{background:var(--green);color:#fff;transform:translateY(-2px)}.feature-list div{position:relative;border-left:0;border-top:3px solid var(--orange);box-shadow:0 12px 30px rgba(7,31,120,.06);transition:.2s}.feature-list div:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(7,31,120,.11)}.data-table{overflow:hidden;border-radius:6px;box-shadow:0 18px 45px rgba(7,31,120,.08)}.data-table tbody tr:nth-child(even){background:#f5f7fc}.data-table tbody tr:hover{background:#fff4e7}.data-table .good{position:relative;color:#073bdf}.data-table .good:after{content:" ↑";color:var(--orange)}

/* cases */
.page-cases .case-grid{grid-template-columns:1.18fr .82fr;align-items:start}.page-cases .case-item{border:0;box-shadow:0 18px 45px rgba(7,31,120,.09)}.page-cases .case-item:first-child{grid-row:span 2}.page-cases .case-item:first-child .case-placeholder{height:540px}.page-cases .case-item:nth-child(3),.page-cases .case-item:nth-child(4){display:grid;grid-template-columns:.8fr 1.2fr;grid-column:1/-1}.page-cases .case-item:nth-child(4) .image-placeholder{order:2}.page-cases .case-item:nth-child(3) .case-placeholder,.page-cases .case-item:nth-child(4) .case-placeholder{height:310px}.page-cases .case-item>div:last-child{position:relative}.page-cases .case-item>div:last-child:after{position:absolute;right:22px;top:17px;color:rgba(7,59,223,.09);content:"PROJECT";font-size:13px;font-weight:900;letter-spacing:2px}.page-cases main>.content-section:nth-of-type(2) .tag-list{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.page-cases main>.content-section:nth-of-type(2) .tag-list span{position:relative;padding:20px 18px 20px 46px;border:1px solid var(--line);border-radius:0;background:#fff}.page-cases main>.content-section:nth-of-type(2) .tag-list span:before{position:absolute;left:18px;color:var(--orange);content:"◆";font-size:10px}

.case-photo{display:block;width:100%;object-fit:cover}.case-photo-stage{display:flex;align-items:center;justify-content:center;width:100%;overflow:hidden}.case-photo-stage.portrait-case{height:440px}.case-photo-stage.portrait-case .case-photo{width:100%;max-width:none;height:100%;object-fit:cover;object-position:center 68%}.page-cases .case-item:first-child .case-photo{object-position:center}.page-cases .case-item:nth-child(3) .case-photo{object-position:center}.page-cases .case-item:nth-child(4) .case-photo{object-position:center 58%}
.case-preview img{width:100%;height:330px;object-fit:cover}.case-preview a:first-child img{height:390px;object-position:center}.case-preview a:nth-child(2) .case-photo-stage{height:330px}.case-preview a:nth-child(2) img{width:100%;height:100%;object-fit:cover;object-position:center 70%}.case-preview a:nth-child(3) img{object-position:center}

/* about */
.about-brand-photo{position:relative;aspect-ratio:3/2;overflow:hidden;box-shadow:20px 20px 0 rgba(7,59,223,.1)}.about-brand-photo:after{position:absolute;left:0;bottom:0;width:34%;height:5px;content:"";background:var(--orange)}.about-brand-photo img{width:100%;height:100%;max-height:none;object-fit:contain;object-position:center;transition:transform .55s ease}.about-brand-photo:hover img{transform:scale(1.015)}
.about-stats{gap:14px;background:transparent}.about-stats div{position:relative;padding:30px;border:1px solid var(--line);overflow:hidden}.about-stats div:after{position:absolute;right:-18px;bottom:-35px;color:rgba(7,59,223,.06);content:"A";font-size:100px;font-weight:900}.value-grid{gap:18px}.value-grid article{position:relative;min-height:200px;padding:60px 27px 27px;border:0;box-shadow:0 15px 38px rgba(7,31,120,.07);overflow:hidden;transition:.2s}.value-grid article:before{position:absolute;left:26px;top:19px;color:var(--orange);content:attr(data-no);font-size:22px;font-weight:900}.value-grid article:after{position:absolute;right:-35px;top:-35px;width:100px;height:100px;border:18px solid rgba(7,59,223,.05);border-radius:50%;content:""}.value-grid article:hover{transform:translateY(-6px);box-shadow:0 21px 46px rgba(7,31,120,.12)}.page-about .feature-list{position:relative}.page-about .feature-list:before{position:absolute;left:16%;right:16%;top:50%;height:1px;content:"";background:var(--line)}.page-about .feature-list div{z-index:1;background:#fff}.brand-principles{background:#081d58!important;color:#fff}.brand-principles h2{color:#fff}.brand-principles .value-grid article{background:#0b286f;color:#fff}.brand-principles .value-grid p{color:rgba(255,255,255,.65)}.brand-principles .value-grid article:after{border-color:rgba(255,255,255,.05)}

/* contact */
.page-contact .contact-grid{align-items:stretch}.page-contact .contact-cards{grid-template-columns:1fr 1fr}.page-contact .contact-card{display:flex;min-height:170px;flex-direction:column;justify-content:flex-end;border-left:0;border-bottom:5px solid var(--orange);transition:.2s}.page-contact .contact-card:first-child{background:#edf2ff}.page-contact .contact-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(7,31,120,.1)}.page-contact .contact-card strong{font-size:23px}.inquiry{position:relative;overflow:hidden}.inquiry:after{position:absolute;right:-55px;bottom:-55px;width:180px;height:180px;border:32px solid rgba(255,255,255,.05);border-radius:50%;content:""}.inquiry>*{position:relative;z-index:1}.process-section .feature-list{grid-template-columns:repeat(6,1fr);gap:0;counter-reset:process}.process-section .feature-list div{min-height:205px;padding:65px 20px 25px;border-top:0;border-right:1px solid var(--line);box-shadow:none;counter-increment:process}.process-section .feature-list div:before{position:absolute;left:20px;top:18px;display:grid;place-items:center;width:36px;height:36px;border-radius:50%;content:counter(process);background:#073bdf;color:#fff;font-weight:900}.process-section .feature-list div:after{position:absolute;right:-7px;top:34px;z-index:2;color:var(--orange);content:"›";font-size:22px}.process-section .feature-list div:last-child:after{display:none}.process-section .feature-list strong{margin-bottom:12px;color:var(--ink)}

/* footer */
.footer{position:relative;border-top:5px solid var(--orange)}.footer:before{position:absolute;left:0;top:-5px;width:35%;height:5px;content:"";background:#073bdf}.footer>div:first-child p{max-width:280px}.footer a{transition:.2s}.footer a:hover{padding-left:5px}
.copyright a{color:rgba(255,255,255,.72);text-decoration:underline;text-underline-offset:3px}.copyright a:hover{color:#fff}.company-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;margin-top:30px;background:var(--line)}.company-facts>div{display:grid;gap:7px;padding:25px 28px;background:#fff}.company-facts strong{color:#071f78;font-size:14px}.company-facts span{color:#566176;line-height:1.8}.company-fact-wide{grid-column:1/-1}@media(max-width:700px){.company-facts{grid-template-columns:1fr}.company-fact-wide{grid-column:auto}}

@media(max-width:1000px){.page-hero{grid-template-columns:1fr 250px;gap:35px}.solution-jump{margin-left:4vw;margin-right:4vw}.process-section .feature-list{grid-template-columns:repeat(3,1fr)}.process-section .feature-list div:nth-child(3):after{display:none}.page-cases main>.content-section:nth-of-type(2) .tag-list{grid-template-columns:repeat(3,1fr)}}
@media(max-width:900px){.page-home .trust-strip{margin-left:22px;margin-right:22px}.product-card:nth-child(2),.product-card:nth-child(3){margin-top:0}.case-preview{grid-template-columns:1fr}.page-cases .case-grid{grid-template-columns:1fr}.page-cases .case-item:first-child{grid-row:auto}.page-cases .case-item:nth-child(3),.page-cases .case-item:nth-child(4){grid-template-columns:1fr;grid-column:auto}.page-cases .case-item:nth-child(4) .image-placeholder{order:0}.page-about .feature-list:before{display:none}}
@media(max-width:700px){html,body,main{max-width:100%;overflow-x:hidden}.site-header{display:grid;grid-template-columns:1fr auto}.site-header .brand{margin:0}.site-header .header-phone{display:none}.page-hero{grid-template-columns:1fr;padding-top:58px;padding-bottom:58px}.hero-signature,.hero-quote,.hero-phone{min-height:auto}.solution-jump{grid-template-columns:1fr;margin:0}.solution-jump a{border-right:0;border-bottom:1px solid var(--line)}.process-section .feature-list{grid-template-columns:1fr}.process-section .feature-list div{min-height:auto;padding-left:75px}.process-section .feature-list div:after{left:35px;right:auto;top:auto;bottom:-15px;transform:rotate(90deg)}.process-section .feature-list div:nth-child(3):after{display:block}.page-cases main>.content-section:nth-of-type(2) .tag-list{grid-template-columns:1fr 1fr}.page-contact .contact-cards{grid-template-columns:1fr}.trust-strip div{grid-template-columns:52px minmax(0,1fr);column-gap:14px}.value-grid article{min-height:165px}.dark-section{overflow:hidden}.dark-section:before{left:-180px}.page-home .hero{gap:52px}.page-home .hero h1{font-size:52px}.page-home .hero-visual .image-placeholder{min-height:320px}}

/* motion and depth polish */
body:before{position:fixed;left:0;top:0;z-index:100;width:var(--scroll-progress,0%);height:3px;content:"";background:linear-gradient(90deg,var(--orange),#ffb45f);pointer-events:none;transition:width .08s linear}
.site-header{transition:min-height .25s ease,box-shadow .25s ease,background .25s ease}.site-header.is-scrolled{background:rgba(255,255,255,.985);box-shadow:0 12px 34px rgba(7,31,120,.13)}
.hero-content,.page-hero-copy{transform:translate3d(calc(var(--mx,0)*-8px),calc(var(--my,0)*-6px),0)}.hero-visual,.hero-signature,.hero-quote,.hero-phone{transform:translate3d(calc(var(--mx,0)*10px),calc(var(--my,0)*8px),0);transition:transform .35s ease-out}.page-cases .hero-signature{transform:rotate(2deg) translate3d(calc(var(--mx,0)*10px),calc(var(--my,0)*8px),0)}
.hero h1,.page-hero h1{position:relative;text-shadow:0 10px 30px rgba(0,0,0,.12)}.hero h1:after,.page-hero h1:after{display:block;width:72px;height:5px;margin-top:22px;border-radius:9px;content:"";background:var(--orange);box-shadow:20px 0 0 rgba(255,255,255,.28)}
.section,.content-section{position:relative}.section:nth-of-type(even):before,.content-section:not(.alt):before{position:absolute;right:-110px;top:55px;width:250px;height:250px;border:45px solid rgba(7,59,223,.025);border-radius:50%;content:"";pointer-events:none}.section-heading,.content-section>h2,.content-section>.eyebrow{position:relative;z-index:1}
.section-heading h2:after,.content-section>h2:after{display:block;width:46px;height:4px;margin-top:16px;border-radius:9px;content:"";background:linear-gradient(90deg,var(--orange) 0 55%,var(--green) 55%)}
.button{position:relative;border-radius:3px;overflow:hidden;transition:transform .22s ease,box-shadow .22s ease}.button:after{position:absolute;left:-70%;top:-60%;width:45%;height:220%;content:"";background:rgba(255,255,255,.28);transform:rotate(20deg);transition:left .48s ease}.button:hover{box-shadow:0 12px 25px rgba(7,31,120,.2)}.button:hover:after{left:135%}
.product-card,.case-preview a,.case-item,.value-grid article,.about-stats div,.contact-card{will-change:transform}.product-card img,.case-preview img,.case-item .case-photo{transition:transform .55s cubic-bezier(.2,.7,.2,1),filter .4s ease}.product-card:hover img,.case-preview a:hover img,.case-item:hover .case-photo{transform:scale(1.035);filter:saturate(1.08)}
.case-item{position:relative;overflow:hidden;transition:transform .3s ease,box-shadow .3s ease}.case-item:hover{transform:translateY(-7px);box-shadow:0 26px 60px rgba(7,31,120,.15)}
.trust-strip div:before,.advantage-grid b,.process-section .feature-list div:before{transition:transform .25s ease,color .25s ease,background .25s ease}.trust-strip div:hover:before{transform:translateY(-3px) rotate(-4deg)}.advantage-grid article:hover b,.process-section .feature-list div:hover:before{background:var(--orange);color:#071f78;transform:scale(1.08)}
.about-stats div{transition:transform .25s ease,background .25s ease,box-shadow .25s ease}.about-stats div:hover{z-index:1;background:#f8faff;transform:translateY(-6px);box-shadow:0 18px 42px rgba(7,31,120,.1)}
.page-cases main>.content-section:nth-of-type(2) .tag-list span{transition:transform .22s ease,box-shadow .22s ease,color .22s ease}.page-cases main>.content-section:nth-of-type(2) .tag-list span:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(7,31,120,.09)}
.data-table .good:after{content:" ↑"}.page-cases main>.content-section:nth-of-type(2) .tag-list span:before{content:"◆"}.process-section .feature-list div:after{content:"›"}
.reveal{transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1);transition-delay:var(--delay,0ms)}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal,.hero-content,.page-hero-copy,.hero-visual,.hero-signature,.hero-quote,.hero-phone,.product-card img,.case-photo,.button{transition:none!important;transform:none!important}.button:after{display:none}}
@media(max-width:700px){body:before{height:2px}.hero-content,.page-hero-copy,.hero-visual,.hero-signature,.hero-quote,.hero-phone,.page-cases .hero-signature{transform:none}.section:nth-of-type(even):before,.content-section:not(.alt):before{display:none}.hero h1:after,.page-hero h1:after{margin-top:17px}}

/* floating consultation */
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.consult-widget{position:fixed;right:24px;bottom:24px;z-index:90;font-size:14px}.consult-trigger{display:flex;align-items:center;gap:9px;min-height:52px;padding:0 19px;border:0;border-radius:28px;background:linear-gradient(135deg,#073bdf,#155cf0);color:#fff;box-shadow:0 14px 34px rgba(7,31,120,.3);font:700 15px/1 "Microsoft YaHei","PingFang SC",sans-serif;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease}.consult-trigger:hover{transform:translateY(-3px);box-shadow:0 18px 38px rgba(7,31,120,.38)}.consult-trigger-icon{display:grid;place-items:center;width:27px;height:22px;border-radius:11px 11px 11px 3px;background:#fff;color:#073bdf;font-size:17px;font-weight:900;letter-spacing:1px}.consult-widget.is-open .consult-trigger{display:none}.consult-panel{width:min(360px,calc(100vw - 32px));overflow:hidden;border:1px solid rgba(7,59,223,.12);border-radius:14px;background:#fff;box-shadow:0 24px 65px rgba(7,31,120,.24);transform-origin:right bottom;animation:consult-in .24s ease-out}.consult-head{display:flex;align-items:center;justify-content:space-between;padding:18px 19px;background:linear-gradient(120deg,#071f78,#073bdf);color:#fff}.consult-head>div{display:grid}.consult-head strong{font-size:17px}.consult-head small{display:flex;align-items:center;gap:6px;margin-top:3px;color:rgba(255,255,255,.72)}.consult-head i{width:7px;height:7px;border-radius:50%;background:#6fe08e;box-shadow:0 0 0 4px rgba(111,224,142,.12)}.consult-close{width:32px;height:32px;border:0;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:24px;line-height:1;cursor:pointer}.consult-messages{display:flex;height:220px;padding:18px;overflow-y:auto;flex-direction:column;gap:9px;background:#f5f7fc}.chat-message{max-width:86%;padding:10px 13px;border-radius:12px;line-height:1.55}.chat-message.bot{align-self:flex-start;border-bottom-left-radius:3px;background:#fff;color:#34405a;box-shadow:0 5px 14px rgba(7,31,120,.06)}.chat-message.bot.note{color:#7a8498;font-size:12px}.chat-message.user{align-self:flex-end;border-bottom-right-radius:3px;background:#073bdf;color:#fff}.consult-quick{display:flex;padding:13px 14px 6px;flex-wrap:wrap;gap:7px;background:#fff}.consult-quick button{padding:6px 10px;border:1px solid #d9e2f0;border-radius:15px;background:#fff;color:#073bdf;font:inherit;cursor:pointer}.consult-quick button:hover{border-color:#ff8600;background:#fff8ef}.consult-form{display:grid;grid-template-columns:1fr auto;gap:8px;padding:9px 14px 12px}.consult-form input{min-width:0;height:40px;padding:0 12px;border:1px solid #d9e2f0;border-radius:5px;outline:0;font:inherit}.consult-form input:focus{border-color:#073bdf;box-shadow:0 0 0 3px rgba(7,59,223,.08)}.consult-form button{padding:0 15px;border:0;border-radius:5px;background:#ff8600;color:#071f78;font-weight:800;cursor:pointer}.consult-phone{display:block;padding:11px;text-align:center;background:#edf2ff;color:#073bdf;font-size:16px;font-weight:900}.consult-phone:hover{background:#e3eaff}@keyframes consult-in{from{opacity:0;transform:translateY(12px) scale(.96)}to{opacity:1;transform:none}}
@media(max-width:700px){.consult-widget{right:14px;bottom:14px}.consult-trigger{min-height:48px;padding:0 16px}.consult-panel{width:calc(100vw - 28px)}.consult-messages{height:190px}}
@media(prefers-reduced-motion:reduce){.consult-panel{animation:none}.consult-trigger{transition:none}}
.chat-highlight{padding:0;background:transparent;color:#073bdf;font-weight:900}.chat-highlight.action{color:#e66f00}

/* merged about + contact experience */
.header-phone{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-width:190px;padding:12px 17px;border:1px solid rgba(255,255,255,.7);border-radius:6px;background:linear-gradient(135deg,#ff9d32,#ff7a00);color:#071f78;box-shadow:0 9px 22px rgba(255,122,0,.28),0 0 0 3px rgba(255,134,0,.1)}
.header-phone:before{content:"☎";font-size:22px;line-height:1}
.header-phone strong{font-size:18px;line-height:1.2;letter-spacing:.3px}
.header-phone:hover{color:#071f78;box-shadow:0 13px 28px rgba(255,122,0,.36),0 0 0 4px rgba(255,134,0,.13)}
.footer a[href^="tel:"]:before,.hero-phone strong:before,.contact-card[href^="tel:"] strong:before{content:"☎"}

.about-contact{scroll-margin-top:92px;padding-top:88px;padding-bottom:88px;background:linear-gradient(145deg,#fff 0%,#f5f8ff 100%)}
.contact-heading{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:7vw;align-items:end;margin-bottom:48px}
.contact-heading p:last-child{max-width:700px;margin-bottom:0;color:var(--muted)}
.contact-phone-panel{position:relative;display:grid;padding:27px 30px;border-left:5px solid var(--orange);background:#071f78;color:#fff;box-shadow:16px 16px 0 rgba(7,59,223,.1);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}
.contact-phone-panel:after{position:absolute;right:-45px;top:-65px;width:160px;height:160px;border:26px solid rgba(255,255,255,.06);border-radius:50%;content:""}
.contact-phone-panel small{color:rgba(255,255,255,.62)}
.contact-phone-panel strong{position:relative;z-index:1;color:#ff9b38;font-size:30px;letter-spacing:.5px}
.contact-phone-panel span{margin-top:13px;font-weight:800}
.contact-phone-panel:hover{transform:translate(-3px,-3px);box-shadow:20px 20px 0 rgba(7,59,223,.12)}
.about-contact .contact-grid{align-items:stretch}
.about-contact .contact-detail{padding:36px;background:#fff;box-shadow:0 18px 48px rgba(7,31,120,.08)}
.about-contact .contact-cards{grid-template-columns:1fr 1fr}
.about-contact .contact-card{display:flex;min-height:148px;flex-direction:column;justify-content:flex-end;border-left:0;border-bottom:5px solid var(--orange);transition:.2s}
.about-contact .contact-card:first-child{background:#edf2ff}
.about-contact .contact-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(7,31,120,.1)}
.about-contact .contact-card strong{color:#071f78;font-size:22px}
.about-contact .inquiry{padding:40px}
.about-process .feature-list:before{display:none}

@media(max-width:1000px){.contact-heading{grid-template-columns:1fr 330px;gap:35px}.contact-phone-panel strong{font-size:25px}.header-phone{min-width:178px;padding-left:14px;padding-right:14px}.header-phone strong{font-size:16px}}
@media(max-width:900px){.contact-heading{grid-template-columns:1fr}.about-contact .contact-grid{grid-template-columns:1fr}.site-header .header-phone{display:none}}
@media(max-width:700px){.about-contact{padding-top:64px;padding-bottom:64px}.about-contact .contact-cards{grid-template-columns:1fr}.about-contact .contact-detail,.about-contact .inquiry{padding:26px}.contact-phone-panel{padding:24px 22px}.contact-phone-panel strong{font-size:24px}}

/* 2026 content architecture expansion */
.section-intro{max-width:520px;margin:0;color:var(--muted)}
.problem-guide{padding-top:105px;padding-bottom:105px}.need-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.need-grid a{position:relative;display:grid;min-height:220px;align-content:end;padding:30px;border:1px solid var(--line);background:#fff;box-shadow:0 15px 38px rgba(7,31,120,.06);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}.need-grid a:after{position:absolute;right:-45px;top:-45px;width:130px;height:130px;border:24px solid rgba(7,59,223,.05);border-radius:50%;content:""}.need-grid b{position:absolute;left:28px;top:22px;color:rgba(7,59,223,.17);font-size:31px}.need-grid span{margin-bottom:9px;color:var(--ink);font-size:20px;font-weight:850}.need-grid strong{color:var(--green)}.need-grid a:hover{transform:translateY(-7px);box-shadow:0 22px 50px rgba(7,31,120,.12)}.need-grid a:hover strong{color:var(--orange)}
.scene-section{background:linear-gradient(180deg,#fff,#f8faff)}.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.scene-grid article{position:relative;min-height:205px;padding:30px 25px;border-top:4px solid var(--orange);background:#fff;box-shadow:0 15px 38px rgba(7,31,120,.07);overflow:hidden}.scene-grid article:after{position:absolute;right:-15px;bottom:-42px;color:rgba(7,59,223,.05);content:"+";font-size:140px;font-weight:900;line-height:1}.scene-grid span{position:relative;z-index:1;color:#071f78;font-size:20px;font-weight:900}.scene-grid p{position:relative;z-index:1;color:var(--muted)}

.product-selector{padding-top:110px}.selector-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.selector-grid article{position:relative;min-height:255px;padding:62px 28px 28px;border:1px solid var(--line);background:#fff;box-shadow:0 14px 36px rgba(7,31,120,.06);overflow:hidden}.selector-grid article:after{position:absolute;right:-40px;top:-50px;width:130px;height:130px;border:24px solid rgba(7,59,223,.045);border-radius:50%;content:""}.selector-grid b{position:absolute;left:28px;top:20px;color:var(--orange);font-size:22px}.selector-grid h3{margin:0 0 10px;color:#071f78;font-size:22px}.selector-grid p{color:var(--muted)}.selector-grid a{color:var(--green);font-weight:900}.selector-grid a:hover{color:var(--orange)}
.product-application{display:flex;align-items:center;gap:10px;margin-top:25px;padding:17px 19px;flex-wrap:wrap;border-left:4px solid var(--orange);background:#f5f7fc}.product-application strong{margin-right:8px;color:#071f78}.product-application span{padding:5px 10px;border-radius:999px;background:#fff;color:#536078;font-size:13px}
.product-process{background:#081d58;color:#fff}.product-process h2{color:#fff}.process-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:35px;background:rgba(255,255,255,.15)}.process-cards article{position:relative;min-height:225px;padding:65px 27px 27px;background:#0b286f}.process-cards b{position:absolute;left:27px;top:20px;color:#ff9b38;font-size:22px}.process-cards h3{margin:0 0 9px;color:#fff;font-size:20px}.process-cards p{margin:0;color:rgba(255,255,255,.64)}
.data-note{margin:18px 0 0;padding:14px 17px;border-left:4px solid var(--orange);background:#fff;color:#6f788b!important;font-size:13px}
.product-faq{background:#fff}.faq-list{display:grid;gap:12px;max-width:980px;margin-top:32px}.faq-list details{border:1px solid var(--line);background:#fff;box-shadow:0 8px 24px rgba(7,31,120,.04)}.faq-list summary{position:relative;padding:19px 58px 19px 22px;color:#071f78;font-weight:900;cursor:pointer;list-style:none}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{position:absolute;right:22px;top:16px;color:var(--orange);content:"＋";font-size:23px}.faq-list details[open] summary:after{content:"－"}.faq-list details p{margin:0;padding:0 22px 21px;max-width:850px}

.case-intro{position:relative;z-index:2;display:grid;grid-template-columns:repeat(3,1fr);margin:-28px 7vw 0;background:#fff;box-shadow:0 18px 50px rgba(7,31,120,.12)}.case-intro div{display:grid;gap:3px;padding:25px 28px;border-right:1px solid var(--line)}.case-intro div:last-child{border:0}.case-intro strong{color:#073bdf;font-size:18px}.case-intro span{color:var(--muted);font-size:13px}.case-section-heading{margin-bottom:42px}.case-meta{display:flex!important;padding:0!important;flex-wrap:wrap;gap:7px}.case-meta:after{display:none!important}.case-meta span{padding:5px 9px;background:#edf2ff;color:#073bdf;font-size:12px;font-weight:800}.case-method{padding-top:95px;padding-bottom:95px}.check-list{display:grid;gap:1px;background:var(--line)}.check-list div{display:grid;grid-template-columns:55px 1fr;gap:15px;align-items:center;padding:19px 23px;background:#fff}.check-list b{color:rgba(7,59,223,.25);font-size:21px}.check-list span{color:var(--muted)}.check-list strong{display:block;color:#071f78}.page-cases .case-grid{margin-top:0}.page-cases .case-item h2{margin-bottom:8px}

@media(max-width:1000px){.scene-grid,.process-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.need-grid,.selector-grid{grid-template-columns:1fr}.need-grid a{min-height:180px}.case-intro{margin-left:22px;margin-right:22px}.case-intro{grid-template-columns:1fr}.case-intro div{border-right:0;border-bottom:1px solid var(--line)}}
@media(max-width:700px){.problem-guide,.product-selector,.case-method{padding-top:64px;padding-bottom:64px}.scene-grid,.process-cards{grid-template-columns:1fr}.scene-grid article,.process-cards article{min-height:auto}.selector-grid article{min-height:220px}.product-application{align-items:flex-start;flex-direction:column}.section-intro{max-width:none}.case-intro{margin-top:0}.case-section-heading{align-items:flex-start;flex-direction:column}}

/* stable selector for the service-scene block after adding more case sections */
.page-cases .service-scene-section .tag-list{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.page-cases .service-scene-section .tag-list span{position:relative;padding:20px 18px 20px 46px;border:1px solid var(--line);border-radius:0;background:#fff;transition:transform .22s ease,box-shadow .22s ease,color .22s ease}.page-cases .service-scene-section .tag-list span:before{position:absolute;left:18px;color:var(--orange);content:"◆";font-size:10px}.page-cases .service-scene-section .tag-list span:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(7,31,120,.09)}
@media(max-width:1000px){.page-cases .service-scene-section .tag-list{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.page-cases .service-scene-section .tag-list{grid-template-columns:1fr 1fr}}

/* brand lockup, company profile hero and news */
.brand-lockup{display:flex;width:auto;min-width:380px;align-items:center;gap:14px}.brand-lockup img{width:178px;flex:0 0 auto}.brand-lockup span{display:flex;align-items:center;gap:8px;padding-left:14px;border-left:2px solid rgba(7,59,223,.18);font-family:"STKaiti","KaiTi","FZKai-Z03","Microsoft YaHei",sans-serif;font-size:17px;font-weight:900;line-height:1;letter-spacing:-.3px;white-space:nowrap;transform:skewX(-7deg)}.brand-lockup span i,.brand-lockup span em{font-style:normal}.brand-lockup span i{color:#071f78}.brand-lockup span em{color:#ed7400}.brand-lockup span em:before{margin-right:8px;color:#ff8600;content:"·";font-family:Arial,sans-serif;font-size:20px}
.page-home .hero{grid-template-columns:1.08fr .86fr;min-height:680px;background-image:linear-gradient(90deg,rgba(3,17,61,.96) 0%,rgba(4,31,105,.9) 43%,rgba(5,45,126,.57) 66%,rgba(2,15,43,.26) 100%),url('./assets/home-hero-background.png');background-position:center;background-size:cover}.page-home .hero:before{background:linear-gradient(90deg,rgba(7,59,223,.12),transparent 62%);opacity:1}.page-home .hero h1{max-width:680px;margin-bottom:20px;font-size:clamp(28px,2.5vw,38px);line-height:1.25;letter-spacing:0}.page-home .hero h1:after{width:48px;height:4px;margin-top:14px}.hero-profile-copy{display:grid;gap:10px;max-width:790px}.page-home .hero .hero-profile-copy p{margin:0;color:rgba(255,255,255,.88);font-size:15px;line-height:1.9}.page-home .hero .actions{margin-top:26px}
.page-home .home-profile-visual{position:relative;padding:12px 12px 0 0}.page-home .home-profile-visual:before{position:absolute;right:-16px;bottom:-16px;width:72%;height:72%;content:"";background:rgba(255,134,0,.2)}.page-home .home-profile-visual img{position:relative;width:100%;height:430px;border:1px solid rgba(255,255,255,.28);object-fit:cover;object-position:center;box-shadow:0 26px 65px rgba(0,0,0,.25)}
.home-news{background:#fff}.news-preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.news-preview-grid a{position:relative;min-height:285px;padding:34px 29px;border:1px solid var(--line);background:#fff;box-shadow:0 14px 38px rgba(7,31,120,.06);overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}.news-preview-grid a:after{position:absolute;right:-55px;bottom:-70px;width:180px;height:180px;border:32px solid rgba(7,59,223,.045);border-radius:50%;content:""}.news-preview-grid time{display:block;color:#8893aa;font-size:12px}.news-preview-grid span{display:inline-block;margin:18px 0 11px;padding:4px 9px;background:#fff1df;color:#d86a00;font-size:12px;font-weight:900}.news-preview-grid h3{position:relative;z-index:1;margin:0 0 12px;color:#071f78;font-size:22px;line-height:1.45}.news-preview-grid p{position:relative;z-index:1;color:var(--muted)}.news-preview-grid a:hover{transform:translateY(-7px);box-shadow:0 23px 52px rgba(7,31,120,.12)}
.page-news .page-hero{background:linear-gradient(120deg,#071f78 0%,#073bdf 64%,#5d51af 120%)}.page-news .hero-signature b{font-size:46px;letter-spacing:3px}.news-list-section{padding-top:92px}.news-list{display:grid;gap:20px}.news-article{scroll-margin-top:105px;display:grid;grid-template-columns:105px 1fr;gap:30px;padding:38px 42px;border:1px solid var(--line);background:#fff;box-shadow:0 13px 36px rgba(7,31,120,.055);transition:transform .25s ease,box-shadow .25s ease}.news-article.featured{border-left:5px solid var(--orange);background:linear-gradient(135deg,#fff,#f6f8ff)}.news-article:hover{transform:translateY(-5px);box-shadow:0 22px 48px rgba(7,31,120,.1)}.news-date{display:grid;align-content:start;padding-right:25px;border-right:1px solid var(--line)}.news-date b{color:#073bdf;font-size:42px;line-height:1}.news-date span{margin-top:8px;color:#8a94a8;font-size:12px}.news-category{display:inline-block;margin-bottom:10px;padding:4px 10px;background:#fff1df;color:#d86a00;font-size:12px;font-weight:900}.news-article h2{margin:0 0 15px;font-size:28px}.news-article p{max-width:980px;margin:8px 0;color:var(--muted)}
@media(max-width:1200px){.site-header{gap:18px;padding-left:3vw;padding-right:3vw}.brand-lockup{min-width:330px;gap:10px}.brand-lockup img{width:155px}.brand-lockup span{padding-left:10px;font-size:14px}.nav{gap:18px}.header-phone{min-width:170px}}
@media(max-width:1000px){.brand-lockup{min-width:190px}.brand-lockup img{width:145px}.brand-lockup span{display:none}.nav{gap:16px;font-size:14px}.header-phone{min-width:165px}.page-home .hero{grid-template-columns:1fr 1fr;gap:45px}.news-preview-grid{grid-template-columns:1fr 1fr}.news-preview-grid a:last-child{grid-column:1/-1}}
@media(max-width:900px){.brand-lockup{min-width:0}.site-header .brand-lockup span{display:block}.news-preview-grid{grid-template-columns:1fr}.news-preview-grid a:last-child{grid-column:auto}}
@media(max-width:700px){.site-header .brand-lockup span{gap:4px;padding-left:7px;font-size:11px}.brand-lockup{min-width:0}.brand-lockup img{width:125px}.brand-lockup span em:before{margin-right:4px}.page-home .hero{grid-template-columns:1fr}.page-home .hero h1{font-size:30px;letter-spacing:0}.page-home .hero .hero-profile-copy p{font-size:14px;line-height:1.8}.news-article{grid-template-columns:1fr;padding:28px 23px}.news-date{display:flex;align-items:baseline;gap:8px;padding:0 0 15px;border-right:0;border-bottom:1px solid var(--line)}.news-date b{font-size:30px}.news-article h2{font-size:23px}}

/* news article details */
.news-preview-grid b,.article-link{position:relative;z-index:1;display:inline-block;margin-top:12px;color:#073bdf;font-size:13px;font-weight:900}.news-preview-grid a:hover b,.news-article:hover .article-link{color:var(--orange)}
.news-article{color:inherit;text-decoration:none}.article-link{transition:color .2s ease}.category-nav-shell{position:relative;z-index:5;padding:0 7vw;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 10px 30px rgba(7,31,120,.06)}.category-filter{display:flex;justify-content:center;margin:0 auto;overflow-x:auto;scrollbar-width:none}.category-filter::-webkit-scrollbar{display:none}.category-filter button{position:relative;flex:0 0 auto;min-width:135px;padding:20px 24px;border:0;border-right:1px solid var(--line);background:#fff;color:#4e5a70;font:800 15px "Microsoft YaHei","PingFang SC",sans-serif;cursor:pointer;transition:.2s}.category-filter button:first-child{border-left:1px solid var(--line)}.category-filter button:after{position:absolute;left:20%;right:20%;bottom:0;height:4px;background:var(--orange);content:"";transform:scaleX(0);transition:.22s}.category-filter button:hover,.category-filter button.active{background:#f4f7ff;color:#073bdf}.category-filter button.active:after{transform:scaleX(1)}.page-cases .category-nav-shell+.case-intro{margin-top:0}
.news-article.has-cover{grid-template-columns:230px 90px minmax(0,1fr);align-items:center;padding:20px 28px 20px 20px}.news-cover{height:160px;overflow:hidden}.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.news-article:hover .news-cover img{transform:scale(1.04)}.news-copy{min-width:0}.news-preview-grid a.has-cover{padding:0}.news-preview-cover{width:100%;height:190px;object-fit:cover}.news-preview-copy{padding:22px 25px 28px}.news-preview-grid .has-cover span{margin-top:13px}.article-cover{margin:0;background:#fff}.article-cover img{width:100%;max-height:620px;object-fit:cover}.article-inline-image{margin:30px 0}.article-inline-image img{width:100%;max-height:620px;object-fit:contain;background:#f4f6fb}.article-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:35px 0}.article-gallery figure{margin:0;overflow:hidden;background:#f4f6fb}.article-gallery img{width:100%;height:280px;object-fit:cover}
.page-news-detail{background:#f5f7fc}.article-page{max-width:1160px;margin:0 auto;padding:75px 7vw 90px}.article-head{position:relative;padding:55px 60px 48px;border-top:5px solid var(--orange);background:linear-gradient(135deg,#071f78,#073bdf);color:#fff;box-shadow:0 22px 60px rgba(7,31,120,.16);overflow:hidden}.article-head:after{position:absolute;right:-80px;bottom:-130px;width:330px;height:330px;border:60px solid rgba(255,255,255,.055);border-radius:50%;content:""}.article-head>*{position:relative;z-index:1}.article-head .breadcrumbs{margin-bottom:25px;color:rgba(255,255,255,.65)}.article-head .news-category{background:#ff9b38;color:#071f78}.article-head h1{max-width:900px;margin:13px 0 15px;font-size:clamp(32px,4vw,52px);line-height:1.25}.article-meta{color:rgba(255,255,255,.6);font-size:13px}.article-lead{max-width:850px;margin:28px 0 0;padding-left:20px;border-left:3px solid #ff9b38;color:rgba(255,255,255,.86);font-size:18px;line-height:1.8}
.article-body{padding:55px 70px 65px;background:#fff;box-shadow:0 20px 55px rgba(7,31,120,.08)}.article-body h2{margin:38px 0 13px;color:#071f78;font-size:25px}.article-body h2:first-child{margin-top:0}.article-body p{margin:10px 0;color:#566176;font-size:16px;line-height:2}.article-callout{margin:35px 0;padding:24px 28px;border-left:5px solid var(--orange);background:#edf2ff}.article-callout strong{color:#073bdf;font-size:18px}.article-callout p{margin-bottom:0}.article-summary{margin-top:40px!important;padding:25px 28px;background:#081d58;color:rgba(255,255,255,.86)!important;font-weight:700}
.article-pager{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:25px}.article-pager a{padding:18px 20px;border:1px solid var(--line);background:#fff;color:#073bdf;font-weight:850;transition:.2s}.article-pager a:last-child{text-align:right}.article-pager a:hover{border-color:var(--orange);color:#d86a00;transform:translateY(-2px)}
@media(max-width:900px){.news-article.has-cover{grid-template-columns:190px 75px minmax(0,1fr)}.news-cover{height:145px}}
@media(max-width:700px){.article-page{padding:35px 16px 60px}.article-head{padding:36px 24px}.article-head h1{font-size:30px}.article-lead{font-size:16px}.article-body{padding:35px 24px 45px}.article-body h2{font-size:22px}.article-body p{font-size:15px}.article-pager{grid-template-columns:1fr}.article-pager a:last-child{text-align:left}.news-article.has-cover{grid-template-columns:1fr;padding:0 0 25px}.news-cover{height:210px}.news-article.has-cover .news-date,.news-article.has-cover .news-copy{margin-left:23px;margin-right:23px}.article-gallery{grid-template-columns:1fr}.article-gallery img{height:auto;max-height:440px;object-fit:contain}}
.site-pagination{display:flex;align-items:center;justify-content:center;gap:8px;margin:44px 0 8px}.site-pagination a{display:grid;min-width:42px;height:42px;padding:0 13px;place-items:center;border:1px solid #d9e1f0;background:#fff;color:#163065;font-weight:800;transition:.2s}.site-pagination a:hover,.site-pagination .active{border-color:#073bdf;background:#073bdf;color:#fff;box-shadow:0 8px 20px rgba(7,59,223,.18)}.site-pagination .disabled{pointer-events:none;opacity:.38}.site-pagination .page-total{margin-left:8px;color:#78849a;font-size:13px}[hidden]{display:none!important}
.image-page-hero{display:block;min-height:470px;padding:105px 7vw;background-position:center;background-size:cover}.image-page-hero:before{inset:0;background:linear-gradient(90deg,rgba(3,15,49,.94) 0%,rgba(4,25,75,.82) 40%,rgba(4,27,72,.28) 74%,rgba(4,20,56,.08) 100%);mask-image:none}.image-page-hero:after{right:auto;left:0;bottom:0;width:110px;height:4px;border:0;border-radius:0;background:var(--orange)}.image-page-hero .page-hero-copy{max-width:720px}.image-page-hero .page-hero-copy>p:last-child{max-width:680px}.image-page-hero .hero-signature,.image-page-hero .hero-quote{display:none}.page-products .products-banner{background-image:url('./assets/banner-products-materials.png')}.page-cases .cases-banner{background-image:url('./assets/banner-cases-lobby.png')}.page-news .news-banner{background-image:url('./assets/banner-news-lab.png')}.page-about .about-banner{background-image:url('./assets/banner-about-building.png')}
@media(max-width:700px){.site-pagination{margin-top:30px}.site-pagination .page-number{min-width:38px}.site-pagination .page-arrow{min-width:72px}.site-pagination .page-total{display:none}}
@media(max-width:700px){.image-page-hero{min-height:410px;padding-top:72px;padding-bottom:72px;background-position:62% center}.image-page-hero:before{background:linear-gradient(90deg,rgba(3,15,49,.94),rgba(4,25,75,.76) 70%,rgba(4,27,72,.4))}.page-products .products-banner,.page-news .news-banner{background-position:68% center}}
@media(max-width:700px){.page-home .hero{background-image:linear-gradient(90deg,rgba(3,17,61,.97),rgba(4,31,105,.88)),url('./assets/home-hero-background.png');background-position:64% center}.page-home .home-profile-visual{margin-top:8px}.page-home .home-profile-visual img{height:330px}.page-home .home-profile-visual:before{right:-10px;bottom:-10px}}

@media(max-width:700px){.category-nav-shell{padding:0}.category-filter{justify-content:flex-start}.category-filter button{min-width:118px;padding:17px 18px;font-size:14px}}

/* 案例统一横条排版，图片保持 4:3 比例并使用裁切而非拉伸。 */
.page-cases .case-grid{display:grid;grid-template-columns:1fr;gap:22px}.page-cases .case-item,.page-cases .case-item:first-child,.page-cases .case-item:nth-child(3),.page-cases .case-item:nth-child(4){display:grid;grid-template-columns:400px minmax(0,1fr);grid-column:auto;grid-row:auto;align-items:stretch;min-height:300px;background:#fff}.page-cases .case-item>.case-photo,.page-cases .case-item>.case-photo-stage,.page-cases .case-item:first-child .case-placeholder,.page-cases .case-item:nth-child(3) .case-placeholder,.page-cases .case-item:nth-child(4) .case-placeholder,.page-cases .case-photo-stage.portrait-case{width:400px;height:300px;aspect-ratio:4/3}.page-cases .case-item .case-photo{width:100%;height:100%;object-fit:cover;object-position:center}.page-cases .case-item:nth-child(4) .image-placeholder{order:0}.page-cases .case-item>div:last-child{display:flex;flex-direction:column;justify-content:center;padding:40px 48px}.page-cases .case-item>div:last-child:after{right:30px;top:25px}.page-cases .case-item .case-meta{margin-top:12px}
@media(max-width:900px){.page-cases .case-item,.page-cases .case-item:first-child,.page-cases .case-item:nth-child(3),.page-cases .case-item:nth-child(4){grid-template-columns:300px minmax(0,1fr);min-height:225px}.page-cases .case-item>.case-photo,.page-cases .case-item>.case-photo-stage,.page-cases .case-item:first-child .case-placeholder,.page-cases .case-item:nth-child(3) .case-placeholder,.page-cases .case-item:nth-child(4) .case-placeholder,.page-cases .case-photo-stage.portrait-case{width:300px;height:225px}.page-cases .case-item>div:last-child{padding:28px 30px}}
@media(max-width:600px){.page-cases .case-item,.page-cases .case-item:first-child,.page-cases .case-item:nth-child(3),.page-cases .case-item:nth-child(4){grid-template-columns:1fr}.page-cases .case-item>.case-photo,.page-cases .case-item>.case-photo-stage,.page-cases .case-item:first-child .case-placeholder,.page-cases .case-item:nth-child(3) .case-placeholder,.page-cases .case-item:nth-child(4) .case-placeholder,.page-cases .case-photo-stage.portrait-case{width:100%;height:auto;aspect-ratio:4/3}.page-cases .case-item>div:last-child{padding:28px 24px}}

/* 新闻列表与案例一致：横条卡片，左侧 4:3 封面。 */
.page-news .news-list{display:grid;grid-template-columns:1fr;gap:22px}.page-news .news-article,.page-news .news-article.has-cover{display:grid;grid-template-columns:400px 90px minmax(0,1fr);gap:28px;align-items:center;min-height:300px;padding:0 38px 0 0;border:0;background:#fff;box-shadow:0 18px 45px rgba(7,31,120,.09)}.page-news .news-cover{grid-column:1;grid-row:1;width:400px;height:300px;aspect-ratio:4/3;overflow:hidden}.page-news .news-cover img{width:100%;height:100%;object-fit:cover}.page-news .news-cover-empty{display:grid;place-items:center;background:linear-gradient(135deg,#071f78,#073bdf);color:rgba(255,255,255,.72);font-size:16px;font-weight:900;letter-spacing:3px}.page-news .news-date{grid-column:2;grid-row:1}.page-news .news-copy{grid-column:3;grid-row:1}.page-news .news-article.featured{border-left:0}.page-news .news-article:hover{transform:translateY(-4px)}
@media(max-width:900px){.page-news .news-article,.page-news .news-article.has-cover{grid-template-columns:300px 70px minmax(0,1fr);min-height:225px;gap:20px;padding-right:25px}.page-news .news-cover{width:300px;height:225px}.page-news .news-article h2{font-size:23px}}
@media(max-width:600px){.page-news .news-article,.page-news .news-article.has-cover{grid-template-columns:1fr;gap:0;padding:0 0 26px}.page-news .news-cover{grid-column:1;grid-row:1;width:100%;height:auto;aspect-ratio:4/3}.page-news .news-date{grid-column:1;grid-row:2;margin:22px 23px 0;padding-bottom:14px}.page-news .news-copy{grid-column:1;grid-row:3;margin:0 23px}.page-news .news-cover-empty{min-height:0}}
/* 整站资源加载页 */
html.site-booting body{overflow:hidden}html.site-booting body>*:not(.site-loader){visibility:hidden}.site-loader{position:fixed;inset:0;z-index:99999;display:grid;place-items:center;background:linear-gradient(145deg,#fff 0%,#f3f6ff 65%,#e9efff 100%);visibility:visible!important;opacity:1;transition:opacity .45s ease}.site-loader:before{position:absolute;right:-110px;bottom:-150px;width:420px;height:420px;border:75px solid rgba(7,59,223,.04);border-radius:50%;content:""}.site-loader-inner{position:relative;z-index:1;display:grid;justify-items:center;width:min(330px,72vw)}.site-loader img{width:230px;height:auto}.site-loader-track{width:100%;height:4px;margin-top:34px;background:#dfe6f5;overflow:hidden}.site-loader-track i{display:block;width:0;height:100%;background:linear-gradient(90deg,#073bdf,#ff8600);transition:width .2s ease}.site-loader strong{margin-top:13px;color:#073bdf;font-size:13px;letter-spacing:2px}.site-loader.is-finished{pointer-events:none;opacity:0}
/* 首页案例统一为三列 4:3 卡片。 */
.page-home .case-preview{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:stretch}.page-home .case-preview a,.page-home .case-preview a:first-child{width:100%;aspect-ratio:4/3;overflow:hidden}.page-home .case-preview img,.page-home .case-preview a:first-child img,.page-home .case-preview a:nth-child(3) img{width:100%;height:100%;object-fit:cover;object-position:center}.page-home .case-preview a:nth-child(2) .case-photo-stage{width:100%;height:100%;aspect-ratio:4/3}.page-home .case-preview a:nth-child(2) img{width:100%;height:100%;object-fit:cover;object-position:center 62%}
@media(max-width:900px){.page-home .case-preview{grid-template-columns:1fr 1fr}.page-home .case-preview a:last-child{grid-column:1/-1;width:calc(50% - 11px)}}
@media(max-width:600px){.page-home .case-preview{grid-template-columns:1fr}.page-home .case-preview a:last-child{grid-column:auto;width:100%}}

/* 首页后台新闻封面同样保持 4:3，避免上传竖图或宽图时卡片比例跳动。 */
.page-home .news-preview-cover{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;object-position:center}.page-home .news-preview-cover-empty{display:grid;place-items:center;background:linear-gradient(135deg,#071f78,#073bdf);color:rgba(255,255,255,.72);font-size:14px;font-weight:900;letter-spacing:3px}