@font-face{font-family:'OPPO Sans';src:url('https://code.oppo.com/content/dam/oppo/common/fonts/font2/new-font/OPPOSansOS2-5000-Regular.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
:root{--blue:#0756d8;--blue2:#0a76f6;--navy:#08224a;--ink:#14243a;--muted:#6b7d94;--line:#e7edf5;--light:#f5f9ff;--cyan:#12b8ff;--white:#fff;--radius:22px;--shadow:0 18px 55px rgba(12,57,113,.11)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:'OPPO Sans','Microsoft YaHei',sans-serif;color:var(--ink);background:#fff;line-height:1.75}a{text-decoration:none;color:inherit}.container{max-width:1240px}.topbar{height:38px;line-height:38px;background:#06265c;color:#b8c8de;font-size:13px}.topbar .lang-link{color:#fff}.site-header{background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(6,57,127,.08);transition:.3s}.site-header.scrolled{box-shadow:0 12px 32px rgba(8,39,85,.08)}.navbar{min-height:78px}.brand{display:flex;align-items:center;gap:11px}.brand-mark{width:43px;height:43px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 8px 20px rgba(7,86,216,.25)}.brand b{font-size:20px;color:#0a3777;letter-spacing:.06em}.brand small{display:block;font-size:8px;letter-spacing:.12em;color:#8290a4;margin-top:-2px}.navbar-nav .nav-link{padding:28px 16px!important;font-size:15px;color:#2e405a;position:relative}.navbar-nav .nav-link:after{transition:.25s}.navbar-nav>.nav-item>.nav-link:before{content:'';position:absolute;left:50%;bottom:15px;width:0;height:2px;background:var(--blue);transition:.3s;transform:translateX(-50%)}.navbar-nav>.nav-item>.nav-link:hover:before,.navbar-nav>.nav-item>.nav-link.active:before{width:22px}.navbar-nav .nav-link.active{color:var(--blue)}.dropdown-menu{border-radius:14px;margin-top:0}.dropdown-item{padding:10px 18px}.dropdown-item:hover{background:#eef6ff;color:var(--blue);transform:translateX(3px)}.mega-menu{width:720px;left:50%!important;transform:translateX(-50%);overflow:hidden}.mega-intro{background:linear-gradient(145deg,#073d96,#0c71e9);color:#fff;padding:30px}.mega-intro p{color:#dbeaff}.mega-link{display:flex;gap:14px;padding:12px;border-radius:12px;transition:.25s}.mega-link:hover{background:#f1f7ff;transform:translateY(-2px)}.mega-link i{width:42px;height:42px;border-radius:10px;display:grid;place-items:center;background:#eaf4ff;color:var(--blue)}.mega-link span{display:flex;flex-direction:column}.mega-link small{color:#7b8ba0}.btn-brand{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;border:0;border-radius:12px;padding:11px 18px;box-shadow:0 10px 25px rgba(7,86,216,.22);transition:.3s}.btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(7,86,216,.28)}
.section{padding:92px 0}.section-sm{padding:62px 0}.bg-soft{background:var(--light)}.eyebrow{font-size:12px;letter-spacing:.16em;color:var(--blue);font-weight:700;text-transform:uppercase}.section-title{font-size:40px;font-weight:700;line-height:1.2;color:#102a4f;margin:10px 0 16px}.section-desc{font-size:16px;color:var(--muted);max-width:720px}.title-row{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:42px}.link-arrow{color:var(--blue);font-weight:600}.link-arrow i{transition:.25s}.link-arrow:hover i{transform:translateX(5px)}
.hero{position:relative;overflow:hidden;background:#082857;color:#fff}.hero .carousel-item{min-height:650px}.hero-slide{min-height:650px;display:flex;align-items:center;position:relative;background:radial-gradient(circle at 80% 25%,rgba(18,184,255,.2),transparent 25%),linear-gradient(110deg,#061c42 0%,#083d83 57%,#0b62c6 100%)}.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to right,transparent,#000)}.hero h1{font-size:56px;font-weight:700;line-height:1.16;margin:15px 0 20px}.hero h1 span{color:#58c9ff}.hero p{font-size:18px;color:#cfe2fb;max-width:650px}.hero-actions{display:flex;gap:14px;margin-top:32px}.btn-ghost{border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:12px;padding:12px 20px}.btn-ghost:hover{background:#fff;color:var(--blue)}.hero-visual{position:relative;height:420px}.placeholder-tech{position:absolute;inset:0;border:1px solid rgba(255,255,255,.18);border-radius:30px;background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(255,255,255,.025));display:grid;place-items:center;overflow:hidden;box-shadow:inset 0 0 80px rgba(22,190,255,.08),0 40px 80px rgba(0,0,0,.15)}.placeholder-tech:before,.placeholder-tech:after{content:'';position:absolute;border:1px solid rgba(87,208,255,.35);border-radius:50%;width:330px;height:330px;animation:spin 15s linear infinite}.placeholder-tech:after{width:240px;height:240px;animation-direction:reverse;animation-duration:9s}.placeholder-core{width:150px;height:180px;background:linear-gradient(145deg,#edf6ff,#a8cfff);border-radius:15px;box-shadow:0 25px 45px rgba(2,18,48,.35);color:#0c52a6;display:grid;place-items:center;text-align:center;font-size:46px;z-index:2;transform:perspective(600px) rotateY(-10deg)}.placeholder-core small{display:block;font-size:12px}.hero-data{position:absolute;right:0;bottom:15px;background:rgba(3,23,58,.74);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(8px);padding:17px 20px;border-radius:15px}.hero-data b{font-size:26px;color:#56d1ff}.hero-data small{display:block;color:#9fc1e9}.carousel-control-prev,.carousel-control-next{width:7%}.hero-scroll{position:absolute;bottom:25px;left:50%;transform:translateX(-50%);font-size:11px;letter-spacing:.12em;color:#a9c9ef;z-index:5}.hero-scroll:after{content:'';display:block;width:1px;height:28px;background:#75cfff;margin:7px auto 0;animation:scrollLine 1.5s infinite}
.stats-strip{position:relative;margin-top:-45px;z-index:8}.stats-box{background:#fff;border-radius:20px;box-shadow:var(--shadow);padding:26px 34px}.stat-item{border-right:1px solid var(--line)}.stat-item:last-child{border-right:0}.stat-item b{font-size:30px;color:#0c56bb}.stat-item span{display:block;font-size:13px;color:#718199;margin-top:3px}
.about-panel{position:relative}.image-ph{background:linear-gradient(135deg,#dfeeff,#f8fbff);border:1px solid #dbe9f8;position:relative;overflow:hidden}.image-ph:after{content:'IMAGE PLACEHOLDER';position:absolute;inset:0;display:grid;place-items:center;color:#7ca2cd;font-size:12px;letter-spacing:.12em;background-image:linear-gradient(45deg,transparent 49.5%,rgba(81,133,192,.14) 50%,transparent 50.5%),linear-gradient(-45deg,transparent 49.5%,rgba(81,133,192,.14) 50%,transparent 50.5%)}.about-image{height:500px;border-radius:28px}.floating-card{position:absolute;right:-18px;bottom:35px;background:#fff;border-radius:18px;padding:20px;width:220px;box-shadow:var(--shadow);z-index:3}.floating-card i{width:42px;height:42px;display:grid;place-items:center;background:#e8f4ff;color:var(--blue);border-radius:12px;margin-bottom:12px}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:28px}.feature-item{display:flex;gap:12px}.feature-item i{color:var(--blue);margin-top:6px}.feature-item b{display:block}.feature-item small{color:var(--muted)}
.category-card{height:330px;border-radius:22px;position:relative;overflow:hidden;background:#d9eaff;box-shadow:0 10px 30px rgba(11,57,111,.08);transition:.35s}.category-card .image-ph{position:absolute;inset:0;border:0}.category-overlay{position:absolute;inset:auto 0 0;padding:65px 24px 23px;background:linear-gradient(transparent,rgba(4,30,67,.88));color:#fff;z-index:2}.category-overlay h4{margin:0 0 5px}.category-overlay p{font-size:13px;color:#c5d9f2;margin:0}.category-arrow{position:absolute;right:20px;top:20px;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.9);color:var(--blue);z-index:3;opacity:0;transform:translateY(8px);transition:.3s}.category-card:hover{transform:translateY(-8px)}.category-card:hover .category-arrow{opacity:1;transform:none}
.solution-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;transition:.35s;height:100%}.solution-card:hover{transform:translateY(-7px);box-shadow:var(--shadow);border-color:#cfe4ff}.solution-img{height:220px}.solution-body{padding:24px}.solution-icon{width:46px;height:46px;display:grid;place-items:center;background:#eaf4ff;color:var(--blue);border-radius:12px;margin-bottom:16px}.solution-body p{color:var(--muted);font-size:14px}.solution-tags{display:flex;gap:8px;flex-wrap:wrap}.solution-tags span{background:#f1f6fc;color:#667a91;border-radius:20px;padding:4px 10px;font-size:11px}
.tech-band{background:linear-gradient(120deg,#06275f,#0866d7);color:#fff;position:relative;overflow:hidden}.tech-band:before{content:'';position:absolute;right:-120px;top:-160px;width:480px;height:480px;border:1px solid rgba(255,255,255,.12);border-radius:50%;box-shadow:0 0 0 70px rgba(255,255,255,.025),0 0 0 140px rgba(255,255,255,.018)}.tech-card{padding:25px;border-left:1px solid rgba(255,255,255,.15)}.tech-card i{font-size:28px;color:#56d5ff;margin-bottom:18px}.tech-card p{color:#bdd5f4;font-size:14px}.process-line{position:relative}.process-line:before{content:'';position:absolute;left:10%;right:10%;top:35px;height:1px;background:#cfe0f3}.process-step{text-align:center;position:relative}.process-no{width:70px;height:70px;margin:0 auto 16px;background:#fff;border:1px solid #cde2f7;border-radius:50%;display:grid;place-items:center;color:var(--blue);font-weight:700;font-size:20px;position:relative;z-index:2;box-shadow:0 8px 22px rgba(11,76,151,.08)}.process-step p{font-size:13px;color:var(--muted)}
.news-card{border-bottom:1px solid var(--line);padding:21px 0;display:grid;grid-template-columns:115px 1fr auto;gap:22px;align-items:center}.news-date{text-align:center;border-right:1px solid var(--line)}.news-date b{font-size:30px;color:var(--blue);display:block;line-height:1}.news-date small{color:#8b99aa}.news-card p{color:var(--muted);font-size:13px;margin:5px 0 0}.news-card .arrow{width:40px;height:40px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;color:#8aa0b8;transition:.3s}.news-card:hover .arrow{background:var(--blue);border-color:var(--blue);color:#fff;transform:translateX(4px)}
.page-hero{padding:105px 0 85px;background:radial-gradient(circle at 80% 20%,rgba(34,170,255,.15),transparent 28%),linear-gradient(115deg,#061d42,#0a4eaa);color:#fff;position:relative;overflow:hidden}.page-hero:after{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:42px 42px}.page-hero .container{position:relative;z-index:2}.page-hero h1{font-size:48px;font-weight:700}.page-hero p{color:#c7dbf5;max-width:650px}.breadcrumb{font-size:13px}.breadcrumb-item a{color:#9fc6f2}.breadcrumb-item.active{color:#fff}.breadcrumb-item+.breadcrumb-item::before{color:#779bc5}
.timeline{position:relative;padding-left:35px}.timeline:before{content:'';position:absolute;left:8px;top:8px;bottom:8px;width:1px;background:#cde0f4}.timeline-item{position:relative;padding-bottom:26px}.timeline-item:before{content:'';position:absolute;left:-32px;top:7px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--blue)}.timeline-item b{color:var(--blue)}.honor-card{padding:24px;border:1px solid var(--line);border-radius:18px;text-align:center;height:100%;transition:.3s}.honor-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.honor-icon{width:62px;height:62px;border-radius:18px;display:grid;place-items:center;background:#eaf4ff;color:var(--blue);font-size:25px;margin:0 auto 14px}
.product-filter{display:flex;gap:10px;flex-wrap:wrap}.product-filter a{padding:9px 16px;border-radius:50px;background:#f2f6fb;color:#5e7188;font-size:13px}.product-filter a.active,.product-filter a:hover{background:var(--blue);color:#fff}.product-card{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:#fff;transition:.35s;height:100%}.product-card:hover{transform:translateY(-7px);box-shadow:var(--shadow)}.product-img{height:260px}.product-info{padding:22px}.product-info .type{font-size:11px;color:var(--blue);letter-spacing:.1em}.product-info h4{font-size:19px;margin:5px 0}.product-info p{font-size:13px;color:var(--muted)}.product-specs{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);margin-top:16px;padding-top:14px;gap:8px}.product-specs small{color:#8392a5}.product-specs b{display:block;font-size:13px}.product-gallery-main{height:520px;border-radius:24px}.thumbs{display:flex;gap:10px;margin-top:12px}.thumb{width:90px;height:75px;border-radius:12px;cursor:pointer}.product-summary h1{font-size:38px}.spec-table{border:1px solid var(--line);border-radius:16px;overflow:hidden}.spec-row{display:grid;grid-template-columns:220px 1fr;border-bottom:1px solid var(--line)}.spec-row:last-child{border-bottom:0}.spec-row div{padding:14px 18px}.spec-row div:first-child{background:#f6f9fd;color:#5f7187}
.article-list-card{display:grid;grid-template-columns:290px 1fr;gap:28px;padding:24px 0;border-bottom:1px solid var(--line)}.article-list-card .image-ph{height:190px;border-radius:16px}.article-meta{font-size:12px;color:#8b9aae;display:flex;gap:15px}.article-list-card p{color:var(--muted);font-size:14px}.article-content{max-width:860px;margin:auto}.article-content h2{font-size:28px;margin:38px 0 16px;color:#16375f}.article-content p{color:#4d6076;line-height:2}.article-content .image-ph{height:430px;border-radius:20px;margin:28px 0}.article-lead{font-size:18px!important;color:#304a68!important;background:#f4f8fd;border-left:4px solid var(--blue);padding:22px 24px;border-radius:0 14px 14px 0}.recommend-box{background:#f4f8fd;border-radius:20px;padding:28px;margin-top:40px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:25px;height:100%}.contact-card i{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:#e9f4ff;color:var(--blue);font-size:20px;margin-bottom:15px}.form-control,.form-select{border:1px solid #dce6f1;border-radius:12px;padding:12px 14px}.form-control:focus,.form-select:focus{box-shadow:0 0 0 4px rgba(7,86,216,.08);border-color:#82b8f5}.map-ph{height:430px;border-radius:24px}
.site-footer{background:#061d42;color:#b6c6db}.footer-cta{padding:55px 0;background:linear-gradient(110deg,#0b56c5,#0b80ea)}.footer-cta h2{color:#fff;font-size:34px}.footer-cta p{color:#d7e7fb;margin:0}.footer-main{padding:70px 12px 25px}.footer-brand b{color:#fff}.site-footer h5{color:#fff;margin-bottom:20px}.site-footer .col-6>a,.site-footer .col-lg-3>a{display:block;color:#aebfd4;margin:9px 0;font-size:14px}.site-footer a:hover{color:#fff}.socials{display:flex;gap:10px}.socials a{width:38px;height:38px;border:1px solid rgba(255,255,255,.16);border-radius:10px;display:grid;place-items:center;transition:.25s}.socials a:hover{background:#0b72e8;transform:translateY(-3px)}.footer-contact{display:flex;gap:12px}.footer-contact i{color:#5ecbff;margin-top:5px}.footer-contact small{color:#7188a7}.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;margin-top:45px;font-size:12px;color:#7188a7}
.float-contact{position:fixed;right:20px;bottom:105px;z-index:50;display:flex;flex-direction:column;gap:8px}.float-contact a,.float-contact button{width:48px;height:48px;border:0;border-radius:14px;background:#fff;color:var(--blue);display:grid;place-items:center;box-shadow:0 8px 25px rgba(10,53,108,.16);position:relative;transition:.3s}.float-contact a:hover,.float-contact button:hover{background:var(--blue);color:#fff;transform:translateX(-4px)}.float-contact [data-label]:before{content:attr(data-label);position:absolute;right:58px;white-space:nowrap;background:#08234d;color:#fff;padding:6px 10px;border-radius:7px;font-size:11px;opacity:0;pointer-events:none;transform:translateX(5px);transition:.25s}.float-contact [data-label]:hover:before{opacity:1;transform:none}#backTop{opacity:0;pointer-events:none}#backTop.show{opacity:1;pointer-events:auto}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .75s ease,transform .75s ease}.reveal.show{opacity:1;transform:none}@keyframes spin{to{transform:rotate(360deg)}}@keyframes scrollLine{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@media(max-width:991px){.navbar{min-height:70px}.navbar-nav .nav-link{padding:12px 4px!important}.mega-menu{width:100%;transform:none;left:0!important}.hero .carousel-item,.hero-slide{min-height:auto}.hero-slide{padding:85px 0 100px}.hero h1{font-size:42px}.hero-visual{height:360px;margin-top:45px}.stats-strip{margin-top:-25px}.stat-item{border-right:0;border-bottom:1px solid var(--line);padding:12px 0}.stat-item:last-child{border-bottom:0}.section{padding:72px 0}.section-title{font-size:34px}.title-row{align-items:flex-start;flex-direction:column}.process-line:before{display:none}.page-hero{padding:75px 0}.page-hero h1{font-size:38px}.article-list-card{grid-template-columns:1fr}.spec-row{grid-template-columns:140px 1fr}}
@media(max-width:575px){.hero h1{font-size:34px}.hero p{font-size:15px}.hero-actions{flex-direction:column;align-items:flex-start}.hero-visual{height:290px}.section-title{font-size:30px}.feature-list{grid-template-columns:1fr}.about-image{height:360px}.floating-card{right:10px;width:190px}.category-card{height:290px}.news-card{grid-template-columns:70px 1fr}.news-card .arrow{display:none}.page-hero h1{font-size:32px}.product-gallery-main{height:380px}.article-content .image-ph{height:280px}.float-contact{right:10px;bottom:80px}}
/* Mobile-first refinement + GEO reading structure */

.geo-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.geo-fact{padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff}.geo-fact small{display:block;color:#7b8ba0}.geo-fact strong{display:block;margin-top:4px;color:#173b68}.geo-faq{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:#fff}.geo-faq .accordion-button{font-weight:600;padding:20px;background:#fff}.geo-faq .accordion-button:not(.collapsed){color:var(--blue);box-shadow:none}.geo-faq .accordion-body{color:#5e7188;line-height:1.9}.mobile-quickbar{display:none}
@media(max-width:991px){body{padding-bottom:0}.topbar{display:none!important}.site-header{position:sticky;top:0}.navbar{min-height:64px}.navbar>.container{min-height:64px}.brand-mark{width:38px;height:38px;border-radius:11px}.brand b{font-size:18px}.navbar-toggler{border:0;padding:8px}.navbar-toggler:focus{box-shadow:0 0 0 4px rgba(7,86,216,.1)}.navbar-collapse{background:#fff;margin:0 -12px;padding:8px 20px 20px;box-shadow:0 18px 35px rgba(8,39,85,.08);max-height:calc(100vh - 64px);overflow:auto}.navbar-nav .nav-link{padding:14px 0!important;border-bottom:1px solid #f0f3f7}.navbar-nav>.nav-item>.nav-link:before{display:none}.dropdown-menu{box-shadow:none!important;border:0!important;padding:4px 0;margin:0}.mega-menu{width:100%;position:static!important;transform:none!important}.mega-intro{padding:20px;border-radius:14px}.mega-menu .p-4{padding:14px 0!important}.mega-link{padding:12px 0}.hero-slide{padding:58px 0 70px}.hero h1{font-size:clamp(32px,8vw,44px);line-height:1.25}.hero p{font-size:15px;line-height:1.9}.hero-actions{width:100%}.hero-actions .btn{flex:1;text-align:center}.hero-visual{height:300px;margin-top:30px}.placeholder-tech:before{width:230px;height:230px}.placeholder-tech:after{width:170px;height:170px}.placeholder-core{width:120px;height:145px;font-size:36px}.section{padding:58px 0}.section-sm{padding:44px 0}.section-title{font-size:clamp(27px,6vw,34px);line-height:1.3}.section-desc{font-size:14px}.title-row{margin-bottom:28px;gap:12px}.page-hero{padding:56px 0!important}.page-hero h1{font-size:clamp(28px,7vw,38px)}.product-gallery-main{height:360px}.product-summary h1{font-size:30px}.spec-row{grid-template-columns:118px 1fr}.spec-row div{padding:12px;font-size:13px}.article-content{font-size:15px}.article-content h2{font-size:24px;margin-top:30px}.article-content .image-ph{height:260px}.article-meta{flex-wrap:wrap}.contact-card{padding:20px}.float-contact{right:12px;bottom:20px;flex-direction:row}.float-contact a,.float-contact button{width:46px;height:46px;border-radius:50%}.float-contact [data-label]:before{display:none}.footer-main{padding-top:48px}.footer-cta{padding:40px 0}.footer-cta h2{font-size:28px}.geo-facts{grid-template-columns:1fr 1fr}.mobile-quickbar{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(14px);box-shadow:0 -8px 30px rgba(8,39,85,.1);padding:7px 10px calc(7px + env(safe-area-inset-bottom));justify-content:space-around}.mobile-quickbar a{display:flex;flex-direction:column;align-items:center;font-size:10px;color:#61738b;gap:2px}.mobile-quickbar i{font-size:17px;color:var(--blue)}body{padding-bottom:64px}.float-contact{bottom:78px}.float-contact a:nth-child(2){display:none}}
@media(max-width:575px){.container{padding-left:18px;padding-right:18px}.hero-grid{opacity:.55}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.category-card{height:255px}.product-img{height:220px}.product-gallery-main{height:290px}.thumb{width:62px;height:58px}.thumbs{overflow:auto;padding-bottom:4px}.article-list-card{gap:16px;padding:18px 0}.article-list-card .image-ph{height:170px}.map-ph{height:300px}.geo-facts{grid-template-columns:1fr}.section-title br{display:none}.breadcrumb{font-size:12px;white-space:nowrap;overflow:auto}.footer-main .row{row-gap:28px!important}.footer-main{padding-left:18px;padding-right:18px}.news-card{padding:16px}.honor-card,.feature-card{padding:20px}.float-contact{gap:6px}.float-contact a,.float-contact button{width:42px;height:42px}.article-lead{font-size:16px!important;padding:18px}.geo-faq .accordion-button{font-size:14px;padding:16px}.product-summary .d-flex.gap-3{flex-direction:column}.product-summary .btn{width:100%}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}

/* ===== 2026 Premium UI refinement: restrained, colorful, fluid ===== */
:root{--mint:#22c9a5;--violet:#775cf6;--amber:#ffb348;--rose:#ff6f91;--sky:#4fc7ff;--ease-premium:cubic-bezier(.2,.72,.2,1)}
body{background:linear-gradient(180deg,#fff 0%,#fbfdff 100%)}
::selection{background:rgba(7,86,216,.14);color:#082a59}
.site-header{backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px)}
.site-header.scrolled{background:rgba(255,255,255,.86);box-shadow:0 14px 42px rgba(8,39,85,.09)}
.topbar{background:linear-gradient(90deg,#061f4b,#083b79 56%,#0756d8);position:relative;overflow:hidden}.topbar:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.07),transparent);transform:translateX(-100%);animation:topShine 8s ease-in-out infinite}.topbar .container{position:relative;z-index:1}.topbar-trust{display:flex;align-items:center;gap:9px}.pulse-dot{width:7px;height:7px;border-radius:50%;background:#6fffd3;box-shadow:0 0 0 0 rgba(111,255,211,.5);animation:pulseDot 2.2s infinite}
.brand-mark{position:relative;overflow:hidden;transition:transform .5s var(--ease-premium),box-shadow .5s var(--ease-premium)}.brand-mark:after{content:'';position:absolute;width:28px;height:70px;background:rgba(255,255,255,.25);transform:rotate(25deg);left:-40px;top:-13px;transition:left .65s var(--ease-premium)}.brand:hover .brand-mark{transform:translateY(-2px) rotate(-3deg);box-shadow:0 12px 28px rgba(7,86,216,.32)}.brand:hover .brand-mark:after{left:58px}
.navbar-nav .nav-link{transition:color .28s var(--ease-premium),opacity .28s var(--ease-premium)}.navbar-nav>.nav-item>.nav-link:before{height:3px;border-radius:99px;background:linear-gradient(90deg,var(--cyan),var(--blue),var(--violet));transition:width .42s var(--ease-premium)}
.dropdown-toggle::after{border:0!important;width:7px;height:7px;border-right:1.5px solid currentColor!important;border-bottom:1.5px solid currentColor!important;transform:rotate(45deg) translateY(-2px);margin-left:7px;vertical-align:3px;transition:transform .32s var(--ease-premium)}.dropdown.show>.dropdown-toggle::after{transform:rotate(225deg) translate(-1px,-1px)}
.mega-menu{width:min(930px,calc(100vw - 36px));padding:10px!important;background:rgba(255,255,255,.92);border:1px solid rgba(13,64,132,.08)!important;border-radius:24px!important;box-shadow:0 30px 90px rgba(7,39,87,.16)!important;backdrop-filter:blur(24px) saturate(160%);-webkit-backdrop-filter:blur(24px) saturate(160%);opacity:0;transform:translate(-50%,12px) scale(.985)!important;transform-origin:50% 0;transition:opacity .28s var(--ease-premium),transform .38s var(--ease-premium);display:block!important;visibility:hidden;pointer-events:none}.dropdown.show>.mega-menu{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0) scale(1)!important}.mega-shell{display:grid;grid-template-columns:300px 1fr;gap:10px}.mega-spotlight{min-height:315px;border-radius:18px;padding:28px;color:#fff;display:flex;flex-direction:column;position:relative;overflow:hidden;background:linear-gradient(145deg,#073d96,#0c71e9)}.mega-spotlight:before{content:'';position:absolute;width:220px;height:220px;border-radius:50%;right:-85px;top:-70px;background:rgba(255,255,255,.12);box-shadow:-60px 125px 0 -25px rgba(255,255,255,.08)}.mega-spotlight:after{content:'';position:absolute;inset:auto 20px 18px auto;width:95px;height:95px;border:1px solid rgba(255,255,255,.16);border-radius:28px;transform:rotate(17deg)}.mega-about{background:linear-gradient(145deg,#0c4aa5,#4679f3)}.mega-solution{background:linear-gradient(145deg,#0756d8,#11a9dd)}.mega-product{background:linear-gradient(145deg,#053e9f,#635cf6)}.mega-news{background:linear-gradient(145deg,#0759ba,#20a88b)}.mega-contact{background:linear-gradient(145deg,#063c88,#1b83dc)}.mega-kicker{font-size:10px;letter-spacing:.18em;opacity:.72;font-weight:700}.mega-icon{width:50px;height:50px;border-radius:16px;margin:18px 0 16px;display:grid;place-items:center;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.2);font-size:20px;box-shadow:inset 0 1px rgba(255,255,255,.18)}.mega-spotlight h4{font-size:22px;line-height:1.42;position:relative;z-index:1}.mega-spotlight p{font-size:13px;line-height:1.8;color:rgba(255,255,255,.76);position:relative;z-index:1}.mega-cta{margin-top:auto;color:#fff;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:8px;position:relative;z-index:1}.mega-cta i{transition:transform .3s var(--ease-premium)}.mega-cta:hover{color:#fff}.mega-cta:hover i{transform:translateX(5px)}.mega-content{padding:24px 22px}.mega-title{display:flex;justify-content:space-between;align-items:end;padding:0 7px 15px;margin-bottom:7px;border-bottom:1px solid #edf2f8}.mega-title span{font-weight:700;color:#123a6d}.mega-title small{font-size:11px;color:#94a2b4}.mega-link{padding:11px 10px;border:1px solid transparent;border-radius:15px;transition:all .34s var(--ease-premium)}.mega-link i{flex:0 0 43px;width:43px;height:43px;border-radius:13px;background:linear-gradient(145deg,#eef7ff,#f6f3ff);box-shadow:inset 0 0 0 1px rgba(7,86,216,.05);transition:transform .4s var(--ease-premium),background .35s}.mega-link b{font-size:14px;color:#183b68}.mega-link small{font-size:11px;line-height:1.45}.mega-link:hover{background:linear-gradient(135deg,#f8fbff,#f5f9ff);border-color:#e8f0fa;transform:translateY(-2px);box-shadow:0 10px 26px rgba(13,72,139,.07)}.mega-link:hover i{transform:scale(1.06) rotate(-3deg);background:linear-gradient(145deg,#dff3ff,#ede9ff)}
.btn,.product-card,.solution-card,.honor-card,.feature-card,.contact-card,.news-card,.category-card,.geo-fact,.recommend-box{transition:transform .5s var(--ease-premium),box-shadow .5s var(--ease-premium),border-color .35s,background .35s}.btn-brand{position:relative;overflow:hidden;background:linear-gradient(115deg,#0756d8,#1689f5 60%,#5b68f5);background-size:180% 100%;transition:all .5s var(--ease-premium)}.btn-brand:before{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 25%,rgba(255,255,255,.26) 45%,transparent 65%);transform:translateX(-130%);transition:transform .75s var(--ease-premium)}.btn-brand:hover{background-position:100% 0;transform:translateY(-3px) scale(1.015)}.btn-brand:hover:before{transform:translateX(130%)}
.section,.section-sm{position:relative;isolation:isolate}.section>.container,.section-sm>.container{position:relative;z-index:2}.section:nth-of-type(4n+1):before,.section-sm:nth-of-type(4n+1):before{content:'';position:absolute;width:250px;height:250px;border-radius:50%;right:-110px;top:12%;background:radial-gradient(circle,rgba(79,199,255,.12),rgba(79,199,255,0) 70%);pointer-events:none}.section:nth-of-type(4n+2):after,.section-sm:nth-of-type(4n+2):after{content:'';position:absolute;width:220px;height:220px;border-radius:50%;left:-120px;bottom:8%;background:radial-gradient(circle,rgba(119,92,246,.09),rgba(119,92,246,0) 72%);pointer-events:none}.bg-soft{background:linear-gradient(180deg,#f6faff 0%,#f9fbff 100%)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 9px;border-radius:999px;background:linear-gradient(90deg,rgba(7,86,216,.075),rgba(79,199,255,.08));border:1px solid rgba(7,86,216,.08);letter-spacing:.13em}.eyebrow:before{content:'';width:6px;height:6px;border-radius:50%;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 0 4px rgba(18,184,255,.09)}.text-info.eyebrow,.eyebrow.text-white-50{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.14)}.section-title{letter-spacing:-.025em}.section-title:after{content:'';display:block;width:38px;height:3px;margin-top:14px;border-radius:3px;background:linear-gradient(90deg,var(--blue),var(--cyan),var(--violet))}.text-center .section-title:after,.section-title.text-center:after{margin-left:auto;margin-right:auto}
.image-ph{position:relative;overflow:hidden;background:linear-gradient(135deg,#edf5ff 0%,#f7fbff 48%,#eef0ff 100%)}.image-ph:before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(7,86,216,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(7,86,216,.045) 1px,transparent 1px);background-size:28px 28px;mask-image:linear-gradient(135deg,#000,transparent 80%)}.image-ph:after{content:'IMAGE  /  ZHONGHAO ENVIRONMENT';position:absolute;font-size:9px;letter-spacing:.14em;color:#6e8fb8;background:rgba(255,255,255,.72);border:1px solid rgba(7,86,216,.08);padding:6px 9px;border-radius:999px;backdrop-filter:blur(8px)}
.product-card,.solution-card,.honor-card,.feature-card,.contact-card,.news-card,.geo-fact{border-color:rgba(13,64,132,.09)!important}.product-card:hover,.solution-card:hover,.honor-card:hover,.feature-card:hover,.contact-card:hover,.news-card:hover,.geo-fact:hover{transform:translateY(-7px);box-shadow:0 24px 60px rgba(12,57,113,.12);border-color:rgba(7,86,216,.14)!important}.honor-icon,.contact-card>i{background:linear-gradient(145deg,#e9f6ff,#f1edff)!important;color:var(--blue)!important;box-shadow:inset 0 0 0 1px rgba(7,86,216,.05)}.honor-card:nth-child(4n+2) .honor-icon{color:#12a485!important;background:linear-gradient(145deg,#e9fff8,#effbf7)!important}.honor-card:nth-child(4n+3) .honor-icon{color:#6c58df!important;background:linear-gradient(145deg,#f0edff,#f8f6ff)!important}.honor-card:nth-child(4n+4) .honor-icon{color:#e58a16!important;background:linear-gradient(145deg,#fff6e6,#fffaf2)!important}.geo-fact{position:relative;overflow:hidden}.geo-fact:after{content:'';position:absolute;right:-16px;bottom:-20px;width:62px;height:62px;border-radius:50%;background:linear-gradient(135deg,rgba(18,184,255,.08),rgba(119,92,246,.09))}
.hero-slide{background:radial-gradient(circle at 78% 18%,rgba(44,211,255,.2),transparent 24%),radial-gradient(circle at 14% 85%,rgba(119,92,246,.18),transparent 27%),linear-gradient(112deg,#061a3f 0%,#083b82 54%,#0b68ca 100%)}.hero h1{letter-spacing:-.035em}.hero .carousel-control-prev,.hero .carousel-control-next{width:52px;height:52px;top:auto;bottom:34px;border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.08);border-radius:50%;backdrop-filter:blur(12px);opacity:.75;transition:all .35s}.hero .carousel-control-prev{left:auto;right:88px}.hero .carousel-control-next{right:28px}.hero .carousel-control-prev:hover,.hero .carousel-control-next:hover{background:rgba(255,255,255,.18);opacity:1;transform:scale(1.06)}
.reveal{opacity:0;transform:translateY(28px) scale(.992);filter:blur(3px);transition:opacity .85s var(--ease-premium),transform .9s var(--ease-premium),filter .8s var(--ease-premium)}.reveal.show{opacity:1;transform:none;filter:blur(0)}.reveal[data-stagger="1"]{transition-delay:.06s}.reveal[data-stagger="2"]{transition-delay:.12s}.reveal[data-stagger="3"]{transition-delay:.18s}.reveal[data-stagger="4"]{transition-delay:.24s}
.float-contact a,.float-contact button{border:1px solid rgba(7,86,216,.08);backdrop-filter:blur(14px)}.float-contact a:hover,.float-contact button:hover{transform:translateX(-5px) scale(1.04);box-shadow:0 14px 32px rgba(7,86,216,.2)}.socials a{background:rgba(255,255,255,.035)}
@keyframes pulseDot{0%{box-shadow:0 0 0 0 rgba(111,255,211,.45)}70%{box-shadow:0 0 0 7px rgba(111,255,211,0)}100%{box-shadow:0 0 0 0 rgba(111,255,211,0)}}@keyframes topShine{0%,65%{transform:translateX(-120%)}85%,100%{transform:translateX(120%)}}
@media(min-width:992px){.nav-mega{position:static}.navbar>.container{position:relative}.mega-menu{left:50%!important;top:calc(100% - 4px)!important}.nav-mega:hover>.nav-link{color:var(--blue)} }
@media(max-width:991px){.mega-menu{display:none!important;visibility:visible;opacity:1;pointer-events:auto;transform:none!important;width:100%;padding:8px!important;border-radius:16px!important;background:#f8fbff;box-shadow:none!important}.dropdown.show>.mega-menu{display:block!important}.mega-shell{grid-template-columns:1fr}.mega-spotlight{min-height:auto;padding:20px}.mega-spotlight p{margin-bottom:12px}.mega-icon{width:42px;height:42px;margin:12px 0}.mega-content{padding:16px 8px 6px}.mega-title{align-items:flex-start;flex-direction:column;gap:2px}.mega-link{padding:10px 8px}.navbar-collapse{scroll-behavior:smooth}.section-title:after{margin-top:10px}.hero .carousel-control-prev,.hero .carousel-control-next{display:none}.eyebrow{font-size:10px}.image-ph:after{left:12px;bottom:12px}}
@media(max-width:575px){.mega-content .row>*{width:100%}.mega-spotlight h4{font-size:19px}.mega-title small{font-size:10px}.product-card:hover,.solution-card:hover,.honor-card:hover,.feature-card:hover,.contact-card:hover,.news-card:hover,.geo-fact:hover{transform:translateY(-3px)}.section:before,.section:after,.section-sm:before,.section-sm:after{opacity:.65}}


/* Mega menu reliability patch: keep it above every section and allow CSS hover fallback. */
.site-header{z-index:1055!important;overflow:visible!important}
.navbar,.navbar>.container,.navbar-collapse,.navbar-nav,.nav-mega{overflow:visible}
@media(min-width:992px){
  .nav-mega:hover>.mega-menu,.nav-mega:focus-within>.mega-menu{opacity:1!important;visibility:visible!important;pointer-events:auto!important;transform:translate(-50%,0) scale(1)!important}
  .nav-mega>.dropdown-toggle{cursor:pointer}
}
@media(max-width:991px){
  .nav-mega.show>.mega-menu{display:block!important}
}


/* =========================================================
   FINAL UI POLISH — Smooth Mega Menu / Overflow Fix / Color Enrichment
   ========================================================= */

/* Prevent decorative elements from creating horizontal scrollbars */
html, body{
  max-width:100%;
  overflow-x:hidden;
}
.site-header,
.section,
.section-sm,
.page-hero,
.hero,
.footer-main{
  overflow-x:clip;
}

/* Keep decorative glows visually contained inside their own section */
.section,
.section-sm{
  overflow:hidden;
}

/* Softer, more Apple-like mega menu motion */
@media(min-width:992px){
  .mega-menu{
    opacity:0!important;
    visibility:hidden!important;
    pointer-events:none!important;
    filter:blur(2px);
    transform:translate(-50%,18px) scale(.992)!important;
    transition:
      opacity .42s cubic-bezier(.22,1,.36,1),
      transform .55s cubic-bezier(.22,1,.36,1),
      filter .42s cubic-bezier(.22,1,.36,1),
      visibility 0s linear .55s!important;
    will-change:opacity,transform,filter;
  }

  .nav-mega:hover>.mega-menu,
  .nav-mega:focus-within>.mega-menu,
  .nav-mega.show>.mega-menu{
    opacity:1!important;
    visibility:visible!important;
    pointer-events:auto!important;
    filter:blur(0);
    transform:translate(-50%,0) scale(1)!important;
    transition:
      opacity .42s cubic-bezier(.22,1,.36,1),
      transform .55s cubic-bezier(.22,1,.36,1),
      filter .42s cubic-bezier(.22,1,.36,1),
      visibility 0s linear 0s!important;
  }

  /* invisible hover bridge: prevents menu flicker while moving downward */
  .nav-mega{
    position:relative!important;
  }
  .nav-mega:after{
    content:'';
    position:absolute;
    left:0;
    right:0;
    top:100%;
    height:18px;
  }

  .mega-menu{
    border-radius:26px!important;
    box-shadow:
      0 36px 100px rgba(15,49,95,.15),
      0 8px 24px rgba(7,86,216,.06)!important;
  }
}

/* Multi-tone technology accents: blue remains primary, accents enrich details */
:root{
  --accent-cyan:#22c7e8;
  --accent-violet:#7567f8;
  --accent-mint:#20b98a;
  --accent-orange:#ff9b4a;
  --accent-rose:#f36f9d;
}

/* richer but restrained title decorations */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 11px 6px 9px;
  border-radius:999px;
  background:linear-gradient(90deg,rgba(7,86,216,.07),rgba(34,199,232,.07),rgba(117,103,248,.06));
  border:1px solid rgba(7,86,216,.08);
}
.eyebrow:before{
  content:'';
  width:7px;
  height:7px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--blue),var(--accent-cyan));
  box-shadow:0 0 0 4px rgba(34,199,232,.10);
}

/* alternate soft ambient glows */
.section:nth-of-type(5n+2):before,
.section-sm:nth-of-type(5n+2):before{
  background:radial-gradient(circle,rgba(34,199,232,.12),rgba(34,199,232,0) 70%)!important;
}
.section:nth-of-type(5n+3):after,
.section-sm:nth-of-type(5n+3):after{
  background:radial-gradient(circle,rgba(117,103,248,.10),rgba(117,103,248,0) 72%)!important;
}
.section:nth-of-type(5n+4):before,
.section-sm:nth-of-type(5n+4):before{
  background:radial-gradient(circle,rgba(32,185,138,.10),rgba(32,185,138,0) 72%)!important;
}
.section:nth-of-type(5n+0):after,
.section-sm:nth-of-type(5n+0):after{
  background:radial-gradient(circle,rgba(255,155,74,.09),rgba(255,155,74,0) 72%)!important;
}

/* Color accents for repeated cards without changing the corporate primary color */
.product-card,
.solution-card,
.feature-card,
.honor-card,
.news-card,
.contact-card{
  position:relative;
}
.product-card:before,
.solution-card:before,
.feature-card:before,
.honor-card:before,
.news-card:before,
.contact-card:before{
  content:'';
  position:absolute;
  left:22px;
  right:22px;
  top:0;
  height:3px;
  border-radius:0 0 10px 10px;
  opacity:.75;
  background:linear-gradient(90deg,var(--blue),var(--accent-cyan));
}
.product-card:nth-child(4n+2):before,
.solution-card:nth-child(4n+2):before,
.feature-card:nth-child(4n+2):before,
.honor-card:nth-child(4n+2):before,
.news-card:nth-child(4n+2):before{
  background:linear-gradient(90deg,var(--accent-violet),#9b8cff);
}
.product-card:nth-child(4n+3):before,
.solution-card:nth-child(4n+3):before,
.feature-card:nth-child(4n+3):before,
.honor-card:nth-child(4n+3):before,
.news-card:nth-child(4n+3):before{
  background:linear-gradient(90deg,var(--accent-mint),#5ed5b0);
}
.product-card:nth-child(4n+0):before,
.solution-card:nth-child(4n+0):before,
.feature-card:nth-child(4n+0):before,
.honor-card:nth-child(4n+0):before,
.news-card:nth-child(4n+0):before{
  background:linear-gradient(90deg,var(--accent-orange),#ffc36a);
}

/* Icon surfaces gain subtle multi-tone identity */
.mega-link:nth-child(3n+2) i,
.feature-card:nth-child(3n+2) .icon-box{
  background:linear-gradient(145deg,#f2efff,#f7f4ff);
  color:var(--accent-violet);
}
.mega-link:nth-child(3n+0) i,
.feature-card:nth-child(3n+0) .icon-box{
  background:linear-gradient(145deg,#ecfbf6,#f3fffb);
  color:var(--accent-mint);
}

/* Buttons retain blue brand authority but gain a refined color edge */
.btn-brand{
  background:linear-gradient(135deg,#0756d8 0%,#1688e8 58%,#22c7e8 100%)!important;
}
.btn-outline-brand:hover{
  background:linear-gradient(135deg,rgba(7,86,216,.05),rgba(117,103,248,.06),rgba(34,199,232,.06));
}

/* Make image placeholders less monochrome while still clearly placeholders */
.image-ph,
.placeholder-tech{
  background:
    radial-gradient(circle at 18% 22%,rgba(34,199,232,.15),transparent 26%),
    radial-gradient(circle at 82% 18%,rgba(117,103,248,.13),transparent 25%),
    radial-gradient(circle at 72% 80%,rgba(32,185,138,.10),transparent 27%),
    linear-gradient(145deg,#edf7ff,#f8f8ff 58%,#f4fbf8)!important;
}

/* smoother hover feedback */
.product-card,
.solution-card,
.feature-card,
.honor-card,
.news-card,
.contact-card,
.mega-link,
.btn{
  transition:
    transform .42s cubic-bezier(.22,1,.36,1),
    box-shadow .42s cubic-bezier(.22,1,.36,1),
    border-color .32s ease,
    background .32s ease!important;
}

/* =========================================================
   HERO — full image carousel, no text overlay
   ========================================================= */
.hero-image-only,.hero-image-only .carousel-item,.hero-image-only .hero-slide{min-height:min(780px,calc(100vh - 78px));height:min(780px,calc(100vh - 78px));}
.hero-photo-slide{padding:0!important;display:block!important;background:#06285b!important;}
.hero-image-placeholder{position:absolute;inset:0;background-size:cover;background-position:center;background-repeat:no-repeat;}
.hero-image-placeholder:before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(3,23,58,.14),transparent 42%,rgba(7,42,90,.06));pointer-events:none;}
.hero-photo-fallback{position:absolute;inset:0;opacity:.16;background:
 radial-gradient(circle at 18% 25%,rgba(34,199,232,.25),transparent 24%),
 radial-gradient(circle at 82% 70%,rgba(117,103,248,.20),transparent 26%),
 linear-gradient(120deg,#061b42,#0755b8 55%,#1ac2e5);opacity:1;}
.hero-image-placeholder[style*="hero-01.jpg"] .hero-photo-fallback,
.hero-image-placeholder[style*="hero-02.jpg"] .hero-photo-fallback,
.hero-image-placeholder[style*="hero-03.jpg"] .hero-photo-fallback{mix-blend-mode:normal;}
.hero-image-placeholder{background-color:#073d86;}
.hero-image-placeholder:not(:has(img)){} /* placeholder remains until real image is added */
.hero-image-only .carousel-indicators{z-index:5;bottom:22px;gap:7px;margin-bottom:0;}
.hero-image-only .carousel-indicators [data-bs-target]{width:28px;height:3px;border:0;border-radius:99px;opacity:.45;transition:width .45s cubic-bezier(.22,1,.36,1),opacity .35s;}
.hero-image-only .carousel-indicators .active{width:56px;opacity:1;}

/* Sticky header follows page scroll with a refined compact state */
.site-header{position:sticky!important;top:0;z-index:1055!important;transition:background .42s cubic-bezier(.22,1,.36,1),box-shadow .42s cubic-bezier(.22,1,.36,1),transform .42s cubic-bezier(.22,1,.36,1);}
.site-header.scrolled .navbar{min-height:68px;transition:min-height .42s cubic-bezier(.22,1,.36,1);}
.site-header.scrolled .navbar-nav .nav-link{padding-top:23px!important;padding-bottom:23px!important;}

/* Last navigation mega menu is right-aligned so it never runs off-screen */
@media(min-width:992px){
  .nav-mega-contact>.mega-menu{left:auto!important;right:0!important;transform:translate(0,18px) scale(.992)!important;transform-origin:100% 0!important;}
  .nav-mega-contact:hover>.mega-menu,.nav-mega-contact:focus-within>.mega-menu,.nav-mega-contact.show>.mega-menu{transform:translate(0,0) scale(1)!important;}
}

@media(max-width:991px){
  .hero-image-only,.hero-image-only .carousel-item,.hero-image-only .hero-slide{min-height:430px;height:62vh;}
  .hero-image-placeholder{background-position:center center;}
  .hero-image-only .carousel-control-prev,.hero-image-only .carousel-control-next{display:none!important;}
}
/* =========================================================
   ZHONGHAO FINAL BRAND SYSTEM / HOMEPAGE & NEW KNOWLEDGE ARCHITECTURE
   ========================================================= */

.hero-overlay-content{position:absolute;inset:0;z-index:4;display:flex;align-items:center;pointer-events:none}.hero-overlay-content .container{pointer-events:auto}.hero-copy{max-width:760px;color:#fff;padding-top:55px}.hero-kicker{display:inline-flex;padding:8px 13px;border:1px solid rgba(255,255,255,.2);background:rgba(4,25,56,.25);backdrop-filter:blur(10px);border-radius:999px;font-size:11px;letter-spacing:.13em;font-weight:800}.hero-copy h1{font-size:clamp(42px,5vw,76px);line-height:1.1;letter-spacing:-.045em;margin:22px 0 18px;max-width:800px}.hero-copy p{font-size:18px;line-height:1.85;color:rgba(255,255,255,.84);max-width:700px}.hero-actions{display:flex;gap:12px;margin-top:28px}.hero-image-placeholder:before{background:linear-gradient(90deg,rgba(2,20,45,.64) 0%,rgba(2,20,45,.26) 48%,rgba(3,42,90,.08) 100%)!important}.global-metrics{padding:82px 0 88px;background:linear-gradient(180deg,#f6faff 0%,#eef5fc 100%);position:relative}.metrics-intro{max-width:760px;margin-bottom:34px}.metrics-intro h2{font-size:clamp(28px,3.5vw,46px);line-height:1.18;letter-spacing:-.035em;margin:12px 0}.metrics-intro p{color:#687a91;font-size:15px;line-height:1.9}.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#dce7f3;border:1px solid #dce7f3;border-radius:24px;overflow:hidden;box-shadow:0 22px 60px rgba(16,54,94,.08)}.metric-card{min-height:220px;padding:28px;background:rgba(255,255,255,.82);position:relative}.metric-card>span{font-size:11px;color:#89a0b9;letter-spacing:.14em}.metric-card strong{display:block;margin:34px 0 7px;font-size:32px;letter-spacing:-.04em;color:#0b56b9}.metric-card b{display:block;font-size:15px}.metric-card small{display:block;margin-top:7px;color:#77889d;line-height:1.65}.metric-card:after{content:'';position:absolute;right:22px;bottom:22px;width:34px;height:34px;border-radius:50%;border:1px solid #d7e7f7;background:radial-gradient(circle,#5bd9ee 0 2px,transparent 3px);opacity:.8}
.capability-card,.industry-card,.resource-card,.case-card,.service-panel{height:100%;background:#fff;border:1px solid #e2eaf3;border-radius:22px;box-shadow:0 12px 35px rgba(11,48,91,.055);transition:.28s}.capability-card{padding:28px}.capability-card:hover,.industry-card:hover,.resource-card:hover,.case-card:hover{transform:translateY(-5px);box-shadow:0 22px 50px rgba(11,48,91,.10)}.capability-icon,.industry-icon,.resource-icon{width:52px;height:52px;border-radius:16px;background:#edf5ff;color:#0865df;display:grid;place-items:center;font-size:20px;margin-bottom:20px}.capability-card h3,.industry-card h3,.resource-card h3,.case-body h3{font-size:20px;margin:0 0 9px}.capability-card p,.industry-card p,.resource-card p,.case-body p{color:#6c7d92;line-height:1.8;margin:0}.engineering-steps{display:grid;gap:0;margin-top:26px;border-top:1px solid #e3ebf3}.engineering-steps div{display:flex;align-items:center;gap:15px;padding:14px 0;border-bottom:1px solid #e3ebf3}.engineering-steps b{font-size:12px;color:#0a63e8;width:26px}.engineering-visual{min-height:430px;border-radius:28px;position:relative;overflow:hidden;background:linear-gradient(145deg,#061b3a,#0b4c99);box-shadow:0 28px 70px rgba(5,40,85,.18)}.ev-grid,.map-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:34px 34px}.ev-core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:180px;height:180px;border-radius:50%;display:grid;place-items:center;align-content:center;background:radial-gradient(circle,#1595e8,#07336c 68%);border:1px solid rgba(255,255,255,.25);box-shadow:0 0 0 24px rgba(30,167,239,.06),0 0 90px rgba(32,193,255,.25);color:#fff;text-align:center}.ev-core i{font-size:35px;margin-bottom:10px}.ev-core b{font-size:12px;letter-spacing:.15em}.ev-core small{font-size:9px;color:#a8d8ff;letter-spacing:.12em}.ev-dot{position:absolute;width:10px;height:10px;border-radius:50%;background:#6de4ff;box-shadow:0 0 0 8px rgba(109,228,255,.08),0 0 30px rgba(109,228,255,.8)}.d1{left:18%;top:26%}.d2{right:18%;top:34%}.d3{right:28%;bottom:20%}.industry-card{display:flex;align-items:center;gap:18px;padding:24px;position:relative}.industry-card .industry-icon{margin:0;flex:0 0 52px}.industry-card span,.resource-card>span,.case-body>span{font-size:10px;letter-spacing:.12em;color:#8aa0b7}.industry-arrow{margin-left:auto;color:#a0b0c1}.service-timeline{max-width:900px;margin:auto}.service-step{display:grid;grid-template-columns:64px 64px 1fr;gap:22px;align-items:center;padding:30px 0;border-bottom:1px solid #e4ebf3}.service-no{font-size:30px;font-weight:800;color:#d7e6f5}.service-icon{width:64px;height:64px;border-radius:20px;background:#edf5ff;color:#0865df;display:grid;place-items:center;font-size:21px}.service-step span{font-size:10px;letter-spacing:.12em;color:#8ba0b6}.service-step h3{margin:4px 0 5px}.service-step p{color:#6d7d91;margin:0;max-width:650px}.service-panel{padding:34px}.service-panel h2{margin:12px 0}.service-panel p{color:#6e7f94;line-height:1.85}.service-panel.dark{background:linear-gradient(145deg,#061b3a,#0b4e9d);color:#fff;border:0}.service-panel.dark p{color:#c6d9ee}.global-map{height:480px;border-radius:28px;overflow:hidden;position:relative;background:radial-gradient(circle at 55% 48%,rgba(37,202,255,.24),transparent 16%),linear-gradient(145deg,#061b3a,#0a4e9c);box-shadow:0 25px 65px rgba(5,39,83,.18)}.map-title{position:absolute;left:45px;top:42px;color:#fff}.map-title span{display:block;font-size:10px;letter-spacing:.16em;color:#70d9ff}.map-title b{display:block;font-size:34px;line-height:1.1;margin-top:9px}.map-node{position:absolute;color:#bdefff;font-size:10px;letter-spacing:.12em;padding:7px 10px;border:1px solid rgba(111,224,255,.35);background:rgba(2,22,51,.4);border-radius:999px}.n1{left:49%;top:48%}.n2{left:63%;top:38%}.n3{left:33%;top:28%}.n4{left:22%;top:56%}.map-line{position:absolute;height:1px;background:linear-gradient(90deg,transparent,#5ddcff,transparent);transform-origin:left center;opacity:.6}.l1{width:220px;left:51%;top:49%;transform:rotate(-24deg)}.l2{width:210px;left:49%;top:49%;transform:rotate(160deg)}.l3{width:280px;left:49%;top:49%;transform:rotate(145deg)}.global-card{padding:26px;background:#fff;border:1px solid #e2eaf3;border-radius:20px}.global-card>b{color:#0a63e8}.global-card h3{margin:14px 0 7px}.global-card p{margin:0;color:#6d7e92;line-height:1.8}.case-card{overflow:hidden}.case-image{height:220px;background:linear-gradient(145deg,#08244b,#0b69bd);display:flex;align-items:center;justify-content:center;color:#fff;position:relative}.case-image i{font-size:58px;opacity:.82}.case-image span{position:absolute;left:20px;top:18px;font-size:10px;letter-spacing:.14em;color:#aeeaff}.case-body{padding:25px}.case-body a,.resource-card b{display:inline-flex;gap:8px;margin-top:18px;color:#0865df;font-weight:700}.resource-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.resource-card{display:block;padding:28px}.resource-card .resource-icon{margin-bottom:24px}.resource-card p{margin-top:5px}.quote-hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:25px}.quote-hero-points span{padding:8px 12px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.07);border-radius:999px;color:#d4e7fb;font-size:12px}.quote-section{background:#f4f8fc}.quote-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start}.quote-form{background:#fff;border:1px solid #dfe8f2;border-radius:26px;box-shadow:0 18px 55px rgba(12,49,89,.08);overflow:hidden}.quote-form-head{padding:28px 30px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #e6edf4}.quote-form-head h2{font-size:22px;margin:6px 0 0}.required-note{font-size:11px;color:#8495aa}.quote-block{padding:28px 30px;border-bottom:1px solid #e7edf4}.quote-block h3{font-size:16px;margin:0 0 20px;display:flex;gap:10px;align-items:center}.quote-block h3 i{color:#0a63e8}.quote-form-head.mini{padding:0;border:0;margin-bottom:20px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.field{display:block}.field.full{grid-column:1/-1}.field>span{display:block;font-weight:700;font-size:13px;margin-bottom:7px}.field em{color:#e15b5b;font-style:normal}.field input,.field select,.field textarea{width:100%;border:1px solid #d7e2ed;border-radius:12px;padding:12px 13px;background:#fbfdff;color:#1a2e47;outline:0}.field input:focus,.field select:focus,.field textarea:focus{border-color:#6ea8eb;box-shadow:0 0 0 4px rgba(10,99,232,.08)}.unit-input{position:relative}.unit-input input{padding-right:42px}.unit-input i{position:absolute;right:13px;top:50%;transform:translateY(-50%);font-style:normal;color:#8293a8;font-size:12px}.check-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.check{display:flex;align-items:center;gap:9px;padding:12px;border:1px solid #e0e8f1;border-radius:12px;background:#fbfdff;font-size:13px}.check input{accent-color:#0a63e8}.quote-submit{margin:25px 30px 0;min-width:210px;justify-content:center;gap:15px}.form-footnote{margin:14px 30px 28px;color:#7b8da3;font-size:12px}.form-footnote i{margin-right:7px;color:#0a63e8}.quote-aside{position:sticky;top:100px}.quote-aside-card{padding:30px;border-radius:24px;background:linear-gradient(145deg,#061b3a,#0b5aa8);color:#fff;box-shadow:0 22px 55px rgba(6,45,91,.18)}.quote-aside-card h3{font-size:25px;margin:12px 0}.quote-aside-card p{color:#c4d8ee;line-height:1.85}.aside-list{border-top:1px solid rgba(255,255,255,.14);margin-top:22px}.aside-list div{display:flex;align-items:center;gap:14px;padding:13px 0;border-bottom:1px solid rgba(255,255,255,.1)}.aside-list b{font-size:11px;color:#68dcff}.aside-link{display:flex;justify-content:space-between;margin-top:20px;color:#fff;font-weight:700}.quote-aside-note{display:flex;gap:12px;margin-top:14px;padding:18px;background:#fff;border:1px solid #dfe8f2;border-radius:18px;color:#65778d}.quote-aside-note i{color:#0a63e8;margin-top:3px}.quote-aside-note b{color:#203650}.quote-aside-note p{font-size:12px;line-height:1.7;margin:4px 0 0}.hp-field{position:absolute!important;left:-9999px!important;opacity:0!important;height:1px!important;width:1px!important}
@media(max-width:991px){.hero-overlay-content{align-items:flex-end;padding-bottom:70px}.hero-copy{padding-top:80px}.hero-copy h1{font-size:clamp(34px,8vw,52px)}.hero-copy p{font-size:15px}.metrics-grid{grid-template-columns:repeat(2,1fr)}.quote-layout{grid-template-columns:1fr}.quote-aside{position:static}.resource-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:575px){.hero-overlay-content{padding-bottom:50px}.hero-kicker{font-size:9px}.hero-copy h1{font-size:34px}.hero-copy p{font-size:14px;line-height:1.7}.hero-actions{flex-direction:column}.hero-actions .btn{width:100%}.global-metrics{padding:55px 0}.metrics-grid{grid-template-columns:1fr}.metric-card{min-height:180px}.field-grid,.check-grid,.resource-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.quote-form-head,.quote-block{padding-left:20px;padding-right:20px}.quote-submit{margin-left:20px;margin-right:20px;width:calc(100% - 40px)}.form-footnote{margin-left:20px;margin-right:20px}.global-map{height:360px}.map-title{left:25px;top:25px}.map-title b{font-size:25px}.n3{left:25%;top:35%}.n4{left:13%;top:61%}}
.quote-success{max-width:780px;margin:30px auto;padding:70px 40px;text-align:center;background:#fff;border:1px solid #dfe8f2;border-radius:28px;box-shadow:0 24px 65px rgba(12,49,89,.08)}.success-icon{width:72px;height:72px;margin:0 auto 20px;border-radius:50%;display:grid;place-items:center;background:#e8faf3;color:#16966b;font-size:28px}.quote-success h2{font-size:34px;margin:12px 0}.quote-success p{max-width:560px;margin:0 auto 26px;color:#718198;line-height:1.85}
.quote-alert{margin:0 30px 18px;padding:12px 14px;border-radius:12px;font-size:13px}.quote-alert.error{background:#fff2f2;color:#b52e39;border:1px solid #ffd9dc}