:root{--ink:#12212f;--muted:#687987;--line:#e4edf3;--red:#d62828;--blue:#176b9f;--cyan:#31bdc7;--card:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:linear-gradient(180deg,#f8fbfd 0,#fff 45%,#f6fbfd 100%);line-height:1.72;overflow-x:hidden}.shell-wide{width:min(1380px,calc(100% - 48px));margin:auto}.cursor-glow{position:fixed;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(214,40,40,.1),transparent 62%);pointer-events:none;transform:translate(-50%,-50%);z-index:0;opacity:0;transition:opacity .25s}.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.82);backdrop-filter:blur(20px);border-bottom:1px solid rgba(228,237,243,.9)}.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:14px;color:var(--ink);text-decoration:none}.brand-logo{width:118px;height:auto;display:block}.brand strong,.brand small{display:block}.brand strong{font-size:15px}.brand small{color:var(--muted);font-size:12px}.nav-links{display:flex;gap:28px}.nav-links a,.nav-cta{color:var(--muted);text-decoration:none;font-size:14px;transition:.25s}.nav-links a:hover,.nav-cta:hover{color:var(--red);transform:translateY(-1px)}.nav-cta{padding:10px 16px;border:1px solid var(--line);border-radius:999px;background:white}.hero{min-height:690px;display:grid;grid-template-columns:1.06fr .94fr;gap:56px;align-items:center}.eyebrow{margin:0 0 16px;color:var(--red);font-size:12px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.hero h1,.section h2{margin:0;color:#0b1f2f;letter-spacing:-.045em}.hero 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rgba(228,237,243,.85);color:var(--muted)}.service-card.accent{color:#fff;background:linear-gradient(160deg,#102334,#176b9f 58%,#31bdc7)}.service-card.accent li{color:rgba(255,255,255,.86);border-color:rgba(255,255,255,.18)}.team-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:34px}.team-copy{padding:34px;border-radius:28px;background:linear-gradient(145deg,#fff,#f4fafc);border:1px solid var(--line)}.team-copy p{margin-top:0;color:var(--muted);font-size:18px}.team-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.team-stats div{padding:18px;border-radius:20px;background:white;border:1px solid var(--line)}.team-stats strong,.team-stats span{display:block}.team-stats strong{font-size:26px;color:var(--red)}.team-stats span{color:var(--muted);font-size:13px}.honor-list{display:grid;gap:16px}.honor-list article{padding:24px}.honor-list strong{display:block;margin:8px 0;font-size:20px}.honor-list 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.shell-wide{flex-direction:column;align-items:flex-start}}@media(max-width:620px){.shell-wide{width:min(100% - 24px,1380px)}.brand{gap:10px}.brand-logo{width:90px}.brand small{display:none}.nav{height:66px}.hero{gap:28px;padding:54px 0}.hero h1{font-size:32px}.hero-text{font-size:16px;margin-top:20px}.section{padding:58px 0}.section h2{font-size:28px}.hero-actions,.contact-actions{flex-direction:column}.button{width:100%}.panel-grid,.product-list,.team-stats,.client-tabs{grid-template-columns:1fr}.hero-panel{min-height:auto;padding:18px;border-radius:26px}.panel-grid button{min-height:auto;padding:18px}.hero-ribbon{position:relative;left:auto;right:auto;bottom:auto;margin-top:16px}.client-card{border-radius:24px}.client-image{min-height:210px}.client-content{padding:24px}.client-content h3{font-size:24px}.client-content p,.team-copy p{font-size:16px}.contact-card{padding:28px;border-radius:26px}.product-list-priority .product-major strong{font-size:21px}}
.whu-img{background-image:url('https://images.unsplash.com/photo-1562774053-701939374585?auto=format&fit=crop&w=1000&q=80')!important}
.hzau-img{background-image:url('https://images.unsplash.com/photo-1523580846011-d3a5bc25702b?auto=format&fit=crop&w=1000&q=80')!important}
.hust-img{background-image:url('https://images.unsplash.com/photo-1498243691581-b145c3f54a5a?auto=format&fit=crop&w=1000&q=80')!important}
.cug-img{background-image:url('https://images.unsplash.com/photo-1541339907198-e08756dedf3f?auto=format&fit=crop&w=1000&q=80')!important}
.whut-img{background-image:url('https://images.unsplash.com/photo-1571260899304-425eee4c7efc?auto=format&fit=crop&w=1000&q=80')!important}
.dfmc-img{background-image:url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?auto=format&fit=crop&w=1000&q=80')!important}

.panel-grid button{overflow:hidden;appearance:none;-webkit-appearance:none;clip-path:inset(0 round 24px)}
.hero-panel:before{pointer-events:none}
.service-grid{grid-template-columns:repeat(4,1fr)}
.product-section{grid-template-columns:.85fr 1.15fr;align-items:stretch}
.product-list{grid-template-columns:repeat(3,1fr)}
.product-list a{height:100%;justify-content:flex-start}
.honor-list{grid-template-columns:repeat(2,1fr)}
@media(max-width:980px){.service-grid{grid-template-columns:repeat(2,1fr)}.product-section{grid-template-columns:1fr}.product-list{grid-template-columns:repeat(3,1fr)}.honor-list{grid-template-columns:1fr}}
@media(max-width:620px){.service-grid,.product-list{grid-template-columns:1fr}.honor-list{grid-template-columns:1fr}}

.service-grid .service-card,.product-list a{position:relative;overflow:hidden;background:linear-gradient(145deg,#ffffff,#f6fbfd);color:var(--ink)}
.service-grid .service-card:before,.product-list a:before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:.72}
.service-grid .service-card:nth-child(1):before,.product-list a:nth-child(1):before{background:linear-gradient(135deg,rgba(214,40,40,.09),rgba(255,255,255,0) 52%)}
.service-grid .service-card:nth-child(2):before,.product-list a:nth-child(2):before{background:linear-gradient(135deg,rgba(23,107,159,.11),rgba(255,255,255,0) 52%)}
.service-grid .service-card:nth-child(3):before,.product-list a:nth-child(3):before{background:linear-gradient(135deg,rgba(49,189,199,.13),rgba(255,255,255,0) 52%)}
.service-grid .service-card:nth-child(4):before{background:linear-gradient(135deg,rgba(16,35,52,.09),rgba(255,255,255,0) 52%)}
.service-grid .service-card>* , .product-list a>*{position:relative;z-index:1}
.service-card.accent{color:var(--ink);background:linear-gradient(145deg,#ffffff,#f6fbfd)}
.service-card.accent li{color:var(--muted);border-color:rgba(228,237,243,.85)}
.service-grid .service-card:nth-child(1),.product-list a:nth-child(1){border-top:3px solid var(--red)}
.service-grid .service-card:nth-child(2),.product-list a:nth-child(2){border-top:3px solid var(--blue)}
.service-grid .service-card:nth-child(3),.product-list a:nth-child(3){border-top:3px solid var(--cyan)}
.service-grid .service-card:nth-child(4){border-top:3px solid #102334}

.mobile-pager{display:none!important}
@media(max-width:620px){
body{overflow-x:hidden}
body.mobile-paged{height:auto;overflow:auto}
.mobile-paged main{display:block;height:auto;overflow:visible}
.mobile-paged main>section{width:auto;height:auto;overflow:visible;padding:58px 0}
.mobile-paged .hero{display:block;min-height:auto;padding:44px 0 58px}
.mobile-paged .hero-panel{padding:16px;border-radius:26px;min-height:auto}
.mobile-paged .panel-grid{display:grid;grid-template-columns:1fr;gap:12px}
.mobile-paged .panel-grid button{width:100%;min-height:auto;padding:18px;clip-path:inset(0 round 20px)}
.mobile-paged .feature-grid,.mobile-paged .service-grid,.mobile-paged .product-list,.mobile-paged .honor-list{display:grid;grid-template-columns:1fr;gap:14px;overflow:visible;padding-bottom:0}
.mobile-paged .feature-card,.mobile-paged .service-card,.mobile-paged .product-list a,.mobile-paged .honor-list article{min-width:0;width:100%;padding:22px;scroll-snap-align:none}
.mobile-paged .team-layout,.mobile-paged .product-section,.mobile-paged .client-showcase{display:block}
.mobile-paged .team-copy{padding:22px;margin-bottom:16px}
.mobile-paged .team-stats{display:grid;grid-template-columns:1fr;gap:12px;overflow:visible}
.mobile-paged .team-stats div{min-width:0}
.mobile-paged .client-tabs{display:grid;grid-template-columns:1fr 1fr;gap:10px;overflow:visible;margin-bottom:14px;padding-bottom:0}
.mobile-paged .client-tabs button{min-width:0;width:100%;padding:12px 14px;font-size:13px}
.mobile-paged .client-card{grid-template-columns:1fr;height:auto;min-height:0}
.mobile-paged .client-image{min-height:190px}
.mobile-paged .client-content{padding:22px}
.mobile-paged .contact-card{min-height:auto;justify-content:flex-start}
}