/* ============================================
   Newbridge Shared Stylesheet
   Extracted and merged from 8 HTML pages
   ============================================ */

/* ===== Reset & Base ===== */

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
h1,h2,h3,h4{overflow-wrap:break-word;word-wrap:break-word}
img,video{max-width:100%;height:auto}
body{font-family:'Inter','Segoe UI',system-ui,-apple-system,sans-serif;color:#334155;background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none;transition:color .2s}
img{max-width:100%;display:block}
ul{list-style:none}
.container{max-width:1370px;margin:0 auto;padding:0 24px}
a:hover{color:#f5a623}

/* ===== Top Bar ===== */

.topbar{background:#0a1628;color:#94a3b8;font-size:12px;letter-spacing:.3px;position:relative;z-index:10001}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:36px;position:relative}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:20px}
.topbar-right{position:relative;z-index:10002}
.topbar-item{display:flex;align-items:center;gap:6px}
.topbar svg{width:13px;height:13px;stroke:#94a3b8;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.lang-select{position:relative;z-index:10003;display:inline-flex;align-items:center;gap:7px;cursor:pointer;color:#94a3b8;font-size:16px;font-weight:600;padding:8px 14px;letter-spacing:.3px;border-radius:4px;transition:color .2s,background .2s;user-select:none;line-height:1.4;background:transparent;border:none}
.lang-select:hover{color:#93c5fd;background:rgba(255,255,255,.1)}
.lang-select:hover .lang-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.lang-select #langFlagBtn svg{width:24px!important;height:16px!important;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.lang-select .lang-arrow{width:12px;height:12px;stroke:#fff;fill:none;stroke-width:2;transition:transform .2s}
.lang-select.open .lang-arrow{transform:rotate(180deg)}
.lang-dropdown{position:absolute;top:calc(100% + 4px);left:0;min-width:190px;max-height:70vh;overflow-y:auto;background:#0d1f3c;border:1px solid rgba(147,197,253,.18);border-radius:6px;box-shadow:0 10px 30px rgba(0,0,0,.5);padding:5px 0;z-index:10004;opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .18s,transform .18s,visibility .18s}
.lang-select.open .lang-dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.lang-dropdown a{display:flex;align-items:center;gap:9px;padding:9px 16px;color:#cbd5e1;font-size:15px;text-decoration:none;transition:background .15s,color .15s;white-space:nowrap}
.lang-dropdown a:hover{background:rgba(30,90,173,.4);color:#fff}
.lang-dropdown a.active{color:#f5a623;font-weight:600}
.lang-dropdown a .flag{font-size:15px;line-height:1;display:inline-flex;align-items:center}
.lang-dropdown a .flag svg{width:26px!important;height:17px!important;display:block;border-radius:1px}

/* ===== Navbar ===== */

.navbar{position:sticky;top:0;z-index:100;background:#0a1628;box-shadow:0 2px 12px rgba(0,0,0,.3);transition:box-shadow .3s}
.navbar.scrolled{box-shadow:0 2px 20px rgba(0,0,0,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:10px}
.logo-icon{width:36px;height:36px;border-radius:6px;background:linear-gradient(135deg,#1e5aad,#0d3b7a);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:13px;letter-spacing:1px}
.logo-text{line-height:1.2}
.logo-name{font-weight:700;font-size:15px;color:#fff;letter-spacing:1px}
.logo-sub{font-size:10px;color:#93c5fd;letter-spacing:1.5px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-links>li{position:relative;list-style:none}
.nav-links>li>a{display:inline-flex;align-items:center;gap:4px;padding:8px 14px;font-size:16px;font-weight:600;color:#fff;border-radius:6px;transition:all .2s;text-decoration:none}
.nav-links>li>a:hover,.nav-links>li:hover>a{color:#93c5fd;background:rgba(255,255,255,.1)}
.nav-links>li>a .nav-arrow{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .3s}
.nav-links>li:hover>a .nav-arrow{transform:rotate(180deg)}
.nav-dropdown{position:absolute;top:calc(100% + 6px);left:50%;min-width:200px;background:#0a1628;border-radius:8px;box-shadow:0 10px 30px rgba(0,0,0,.4);padding:6px 0;opacity:0;visibility:hidden;transform:translateX(-50%) translateY(8px);transition:all .25s ease;z-index:200;border:1px solid rgba(147,197,253,.18)}
.nav-links>li:hover>.nav-dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-dropdown a{display:block;padding:9px 20px;font-size:14px;font-weight:500;color:#cbd5e1;transition:all .15s;white-space:nowrap;text-decoration:none}
.nav-dropdown a:hover{color:#f5a623;background:rgba(30,90,170,.45);padding-left:26px}
.mega-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);width:1200px;max-width:96vw;background:#0a1628;border-radius:12px;box-shadow:0 16px 48px rgba(0,0,0,.4);padding:28px 32px;opacity:0;visibility:hidden;transition:all .3s ease;z-index:200;display:flex;flex-direction:column;gap:20px}
.nav-links>li:hover>.mega-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.mega-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px 28px;align-items:start}
.mega-col{display:flex;flex-direction:column;opacity:0;transform:translateY(12px);transition:opacity .35s ease,transform .35s ease}
.mega-col-title{font-size:21px;font-weight:700;color:#93c5fd;margin-bottom:10px;padding-bottom:8px;border-bottom:2px solid rgba(191,219,254,.35);letter-spacing:.5px;min-height:20px;display:flex;align-items:flex-end;cursor:pointer;transition:all .15s;text-decoration:none;border-radius:4px;padding-left:0}
.mega-col-title:hover{color:#f5a623;background:rgba(30,90,170,.45);padding-left:10px}
.mega-col a{display:block;padding:5px 8px;font-size:14px;font-weight:500;color:#fff;transition:all .15s;text-decoration:none;white-space:nowrap;border-radius:4px}
.mega-col a:hover{color:#f5a623;background:rgba(30,90,170,.45);padding-left:12px}
.nav-links>li:hover>.mega-menu .mega-row:first-child .mega-col:nth-child(1){opacity:1;transform:translateY(0);transition-delay:.06s}
.nav-links>li:hover>.mega-menu .mega-row:first-child .mega-col:nth-child(2){opacity:1;transform:translateY(0);transition-delay:.12s}
.nav-links>li:hover>.mega-menu .mega-row:first-child .mega-col:nth-child(3){opacity:1;transform:translateY(0);transition-delay:.18s}
.nav-links>li:hover>.mega-menu .mega-row:first-child .mega-col:nth-child(4){opacity:1;transform:translateY(0);transition-delay:.24s}
.nav-links>li:hover>.mega-menu .mega-row:last-child .mega-col:nth-child(1){opacity:1;transform:translateY(0);transition-delay:.30s}
.nav-links>li:hover>.mega-menu .mega-row:last-child .mega-col:nth-child(2){opacity:1;transform:translateY(0);transition-delay:.36s}
.nav-links>li:hover>.mega-menu .mega-row:last-child .mega-col:nth-child(3){opacity:1;transform:translateY(0);transition-delay:.42s}
.nav-links>li:hover>.mega-menu .mega-row:last-child .mega-col:nth-child(4){opacity:1;transform:translateY(0);transition-delay:.48s}
.nav-cta{display:inline-flex;align-items:center;gap:6px;background:#1e5aad;color:#fff;font-size:13px;font-weight:600;padding:6px 12px;border-radius:6px;transition:background .2s}
.nav-cta:hover{background:#1a4d94;color:#fff}
.mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;color:#fff}
.mobile-toggle svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.mobile-menu{display:none;position:absolute;top:100%;left:0;right:0;background:#0a1628;z-index:9999;padding:12px 20px 20px;max-height:calc(100vh - 64px);overflow-y:auto;box-shadow:0 12px 32px rgba(0,0,0,.35);border-top:1px solid rgba(255,255,255,.08)}
.mobile-menu.open{display:block}
.mobile-menu>a{display:block;padding:16px 14px;font-size:17px;font-weight:600;color:#e2e8f0;border-radius:8px;border-bottom:1px solid rgba(255,255,255,.06);transition:all .15s}
.mobile-menu>a:hover{color:#f5a623;background:rgba(255,255,255,.06)}
.mm-item{margin:0 -14px;border-bottom:1px solid rgba(255,255,255,.06)}
.mm-parent{display:flex;align-items:center;justify-content:space-between;cursor:pointer;padding:0 14px;border-radius:8px;transition:background .15s}
.mm-parent:hover{background:rgba(255,255,255,.06)}
.mm-parent-label{flex:1;padding:16px 0;font-size:17px;font-weight:600;color:#e2e8f0;display:block}
.mm-parent.open .mm-parent-label{color:#f5a623}
.mm-arrow{width:20px;height:20px;stroke:#94a3b8;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s;flex-shrink:0}
.mm-parent.open .mm-arrow{transform:rotate(90deg);stroke:#f5a623}
.mm-sub{display:none;padding:8px 0 12px 16px;margin:0 14px;border-left:2px solid rgba(147,197,253,.25)}
.mm-parent.open+.mm-sub{display:block}
.mm-cat{border-bottom:1px solid rgba(255,255,255,.04)}
.mm-cat:last-child{border-bottom:none}
.mm-cat-title{display:flex;align-items:center;justify-content:space-between;padding:13px 14px;font-size:15px;font-weight:600;color:#cbd5e1;cursor:pointer;user-select:none;border-radius:6px;transition:all .15s}
.mm-cat-title:hover{color:#93c5fd;background:rgba(255,255,255,.04)}
.mm-cat-arrow{width:16px;height:16px;stroke:#94a3b8;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s;flex-shrink:0}
.mm-cat.open .mm-cat-title{color:#93c5fd}
.mm-cat.open .mm-cat-arrow{transform:rotate(90deg);stroke:#93c5fd}
.mm-cat-sub{display:none;padding:4px 0 8px 10px}
.mm-cat.open .mm-cat-sub{display:block}
.mm-cat-sub a{display:block;padding:11px 14px;font-size:14px;color:#dbe4f0;border-radius:5px;transition:all .15s}
.mm-cat-sub a:hover{color:#f5a623;background:rgba(255,255,255,.05)}
.nav-dropdown a:hover,.nav-dropdown a.active{color:#f5a623;background:rgba(30,90,170,.3)}

/* ===== Products ===== */

.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.product-img-placeholder{background:linear-gradient(135deg,#0a1628 0%,#1e5aad 100%);display:flex;align-items:center;justify-content:center}
.product-img-placeholder .ph-inner{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;width:100%;height:100%;padding:20px;transition:transform .5s}
.product-card:hover .product-img-placeholder .ph-inner{transform:scale(1.05)}
.product-img-placeholder .ph-model{color:#fff;font-size:14px;font-weight:700;letter-spacing:.5px;text-align:center}

/* ===== Enquiry Modal ===== */

.enquiry-overlay{position:fixed;inset:0;background:rgba(10,22,40,.6);z-index:99999;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s;backdrop-filter:blur(4px)}
.enquiry-overlay.open{opacity:1;visibility:visible}
.enquiry-modal{background:#fff;border-radius:14px;width:100%;max-width:560px;max-height:90vh;overflow-y:auto;box-shadow:0 24px 64px rgba(0,0,0,.3);transform:translateY(20px) scale(.97);transition:transform .3s}
.enquiry-overlay.open .enquiry-modal{transform:translateY(0) scale(1)}
.enquiry-header{background:linear-gradient(135deg,#0a1628,#1e5aad);padding:24px 28px;border-radius:14px 14px 0 0;display:flex;align-items:center;justify-content:space-between}
.enquiry-header h3{color:#fff;font-size:20px;font-weight:700}
.enquiry-header p{color:rgba(255,255,255,.7);font-size:13px;margin-top:4px}
.enquiry-close{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.15);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s;color:#fff;flex-shrink:0}
.enquiry-close:hover{background:rgba(255,255,255,.3)}
.enquiry-close svg{width:18px;height:18px;stroke:#fff;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.enquiry-body{padding:28px}
.enquiry-product{display:flex;align-items:center;gap:12px;padding:14px 16px;background:#f0f5ff;border-radius:8px;margin-bottom:20px;border:1px solid #dbeafe}
.enquiry-product img{width:48px;height:48px;object-fit:contain;background:#fff;border-radius:6px;padding:4px}
.enquiry-product-info span{display:block;font-size:12px;color:#64748b}
.enquiry-product-info strong{font-size:15px;color:#0a1628;font-weight:700}
.form-row label{display:block;font-size:13px;font-weight:600;color:#334155;margin-bottom:6px}
.form-row label .req{color:#ef4444}
.form-row input,.form-row textarea,.form-row select{width:100%;padding:11px 14px;border:1px solid #cbd5e1;border-radius:6px;font-size:14px;color:#334155;outline:none;transition:border-color .2s,box-shadow .2s;font-family:inherit;background:#fff}
.form-row input:focus,.form-row textarea:focus,.form-row select:focus{border-color:#1e5aad;box-shadow:0 0 0 3px rgba(30,90,173,.1)}
.form-row textarea{resize:vertical;min-height:100px}
.form-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.enquiry-submit{width:100%;padding:14px;background:linear-gradient(135deg,#1e5aad,#3b82f6);color:#fff;font-size:15px;font-weight:700;border:none;border-radius:8px;cursor:pointer;transition:all .25s;font-family:inherit;margin-top:8px}
.enquiry-submit:hover{background:linear-gradient(135deg,#f5a623,#fbbf24);color:#0a1628}
.enquiry-success{display:none;text-align:center;padding:32px 20px}
.enquiry-success svg{width:64px;height:64px;stroke:#22c55e;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin:0 auto 16px}
.enquiry-success h4{font-size:20px;color:#0a1628;margin-bottom:8px}
.enquiry-success p{font-size:14px;color:#64748b}

/* ===== News ===== */

.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.news-card1{display:flex;gap:20px;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:20px;transition:all .3s;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.news-card1:hover{border-color:rgba(147,197,253,.4);box-shadow:0 8px 30px rgba(30,90,173,.12);transform:translateY(-3px)}
.news-thumb{flex-shrink:0;width:160px;height:90px;border-radius:8px;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.news-card1:hover .news-thumb img{transform:scale(1.06)}
.news-body{flex:1;min-width:0}
.news-tag{display:inline-block;background:rgba(30,90,173,.1);color:#1e5aad;font-size:11px;font-weight:600;padding:2px 8px;border-radius:4px;margin-bottom:8px}
.news-body h3{color:#0a1628;font-size:17px;font-weight:700;line-height:1.4;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.news-body h3 a{color:inherit;text-decoration:none;transition:color .2s}
.news-body h3 a:hover{color:#f5a623}
.news-card:hover .news-body h3{color:#f5a623}
.news-body p{color:#64748b;font-size:15px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.news-card-img{position:relative;height:200px;overflow:hidden;background:#f8fafc}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-card:hover .news-card-img img{transform:scale(1.05)}
.news-card-img .news-cat-tag{position:absolute;top:12px;left:12px;z-index:2}
.news-card-body{padding:20px}
.news-card-body .news-date{margin-bottom:8px}
.news-card-title{color:#0a1628;font-size:17px;font-weight:700;line-height:1.4;margin-bottom:8px;transition:color .2s}
.news-card-title a{color:inherit;text-decoration:none;transition:color .2s}
.news-card-title a:hover,.news-card:hover .news-card-title a{color:#f5a623}
.news-excerpt{color:#64748b;font-size:14px;line-height:1.6;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}




/* ===== Pagination ===== */

.pagination{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:60px;flex-wrap:wrap}
.pagination li{ list-style: none;}
.pagination li a{border: 1px solid #e4eaec;padding: 5px 12px;}
.pagination li a:hover{border: 1px solid #e4eaec;padding: 5px 12px;border-color: #ff6f06;background: #ff6f06;color: #fff;}
.pagination .active{border-color: #ff6f06;background: #ff6f06;color: #fff;}


.page-btn{min-width:42px;height:42px;padding:0 14px;border:1px solid #e2e8f0;background:#fff;color:#334155;font-size:14px;font-weight:600;border-radius:6px;cursor:pointer;transition:all .2s;font-family:inherit}
.page-btn:hover:not([disabled]):not(.active){border-color:#1e5aad;color:#1e5aad;background:#f0f5ff}
.page-btn.active{background:#1e5aad;color:#fff;border-color:#1e5aad}
.page-btn[disabled]{opacity:.4;cursor:not-allowed}
.page-dots{color:#94a3b8;padding:0 4px;font-size:14px;user-select:none}
.page-info{width:100%;text-align:center;font-size:13px;color:#94a3b8;margin-bottom:8px}


/* ===== About Page ===== */

.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-img-wrap{position:relative}
.about-img{border-radius:8px;overflow:hidden;box-shadow:0 8px 30px rgba(0,0,0,.1)}
.about-img img{width:100%;height:400px;object-fit:cover}
.about-videos{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:12px}
.about-video-item{position:relative;border-radius:6px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.15);cursor:pointer;aspect-ratio:16/9;background:#000}
.about-video-item::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.2);z-index:1;pointer-events:none;transition:background .3s}
.about-video-item:hover::before{background:rgba(0,0,0,.15)}
.about-video-item .video-thumb{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.about-video-item:hover .video-thumb{transform:scale(1.05)}
.about-video-item .play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:22px;height:22px;z-index:2;background:rgba(128,128,128,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .25s;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.about-video-item:hover .play-btn{background:rgba(100,100,100,1);transform:translate(-50%,-50%) scale(1.15)}
.about-video-item .play-btn svg{width:10px;height:10px;fill:#fff;margin-left:2px}
.about-video-item iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}
.about-float{position:absolute;bottom:-24px;right:24px;background:#fff;border-radius:8px;box-shadow:0 8px 30px rgba(0,0,0,.12);padding:20px;border:1px solid #e2e8f0}
.about-float-num{color:#1e5aad;font-size:32px;font-weight:700}
.about-float-label{color:#64748b;font-size:12px;font-weight:500}
.about-deco{position:absolute;top:-16px;left:-16px;width:96px;height:96px;border:2px solid rgba(30,90,173,.2);border-radius:8px}
.about-tag{color:#1e5aad;font-size:14px;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.about-content h2{color:#0a1628;font-size:38px;font-weight:700;line-height:1.25;margin-bottom:20px}
.about-content p{color:#475569;font-size:17px;line-height:1.8;margin-bottom:16px}
.about-checks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:32px}
.about-check{display:flex;align-items:center;gap:8px;color:#334155;font-size:15px;font-weight:500}
.about-check svg{width:16px;height:16px;stroke:#1e5aad;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}

/* ===== Contact Page ===== */

.contact{padding:64px 0;background:#0f2444}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-tag{color:#60a5fa;font-size:14px;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.contact h2{color:#fff;font-size:36px;font-weight:700;margin-bottom:16px}
.contact-desc{color:#94a3b8;font-size:16px;line-height:1.7;margin-bottom:32px;max-width:440px}
.contact-items{display:flex;flex-direction:column;gap:20px}
.contact-item{display:flex;gap:16px}
.contact-icon{flex-shrink:0;width:40px;height:40px;border-radius:8px;background:rgba(255,255,255,.05);display:flex;align-items:center;justify-content:center;color:#60a5fa}
.contact-icon svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.contact-label{color:#94a3b8;font-size:11px;font-weight:600;letter-spacing:.5px;text-transform:uppercase}
.contact-value{color:#fff;font-size:15px;margin-top:2px}
.contact-form{background:rgba(255,255,255,.04);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:28px}
.contact-form h3{color:#fff;font-size:22px;font-weight:700;margin-bottom:20px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}

.form-row1{display:grid;grid-template-columns:3fr 7fr;gap:2px;margin-bottom:16px}
.form-row1 textarea {padding:10px 10px;font-size:16px;}
.form-row1 input{padding:5px 10px}

.form-input{width:100%;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:6px;padding:10px 16px;color:#fff;font-size:14px;font-family:inherit;transition:border-color .2s;outline:none}
.form-input::placeholder{color:#64748b}
.form-input:focus{border-color:#3b82f6}
textarea.form-input{resize:none;min-height:100px}
.form-btn{width:100%;background:#1e5aad;color:#fff;font-size:14px;font-weight:600;padding:12px;border:none;border-radius:6px;cursor:pointer;transition:background .2s;font-family:inherit}
.form-btn:hover{background:#2563eb}

/* ===== Footer ===== */

.footer{background:#0a1628;border-top:1px solid rgba(255,255,255,.06);margin-top:48px}
.footer-main{padding:48px 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr auto;gap:40px;align-items:start}
.footer-logo{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-logo-icon{width:32px;height:32px;border-radius:5px;background:linear-gradient(135deg,#1e5aad,#0d3b7a);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:11px}
.footer-logo-name{color:#fff;font-weight:700;font-size:14px;letter-spacing:1px}
.footer-desc{color:#64748b;font-size:13px;line-height:1.7;margin-bottom:16px}
.footer-social{display:flex;gap:12px}
.footer-social a{width:32px;height:32px;border-radius:6px;background:rgba(255,255,255,.06);display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:11px;font-weight:700;transition:all .2s}
.footer-social a:hover{background:#f5a623;color:#0a1628}
.footer h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:16px}
.footer-links a{display:block;color:#94a3b8;font-size:14px;padding:5px 0;transition:color .2s}
.footer-links a:hover{color:#f5a623}
.footer-newsletter p{color:#94a3b8;font-size:13px;line-height:1.6;margin-bottom:16px}
.newsletter-row{display:flex;gap:8px}
.newsletter-input{flex:1;min-width:0;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:6px;padding:8px 12px;color:#fff;font-size:13px;outline:none;font-family:inherit}
.newsletter-input::placeholder{color:#64748b}
.newsletter-input:focus{border-color:#3b82f6}
.newsletter-btn{flex-shrink:0;background:#1e5aad;color:#fff;font-size:13px;font-weight:600;padding:8px 16px;border:none;border-radius:6px;cursor:pointer;transition:background .2s;font-family:inherit}
.newsletter-btn:hover{background:#2563eb}
.footer-bottom{border-top:1px solid rgba(255,255,255,.06);padding:16px 0}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.footer-copy{color:#64748b;font-size:12px}
.footer-legal{display:flex;gap:16px}
.footer-legal a{color:#64748b;font-size:12px;transition:color .2s}
.footer-legal a:hover{color:#f5a623}
.footer-contact{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.footer-contact-item{display:flex;align-items:center;gap:8px;color:#94a3b8;font-size:13px;line-height:1.5}
.footer-contact-item svg{width:14px;height:14px;stroke:#60a5fa;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.footer-contact-item a{color:#94a3b8;transition:color .2s}
.footer-contact-item a:hover{color:#f5a623}

/* ===== WhatsApp Float ===== */

.wa-float-btn{position:fixed;right:28px;top:50%;bottom:auto;transform:translateY(-50%);z-index:10100;width:56px;height:56px;border-radius:50%;background:#25D366;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(37,211,102,.45);transition:transform .25s,box-shadow .25s}
.wa-float-btn:hover{transform:translateY(-50%) scale(1.08);box-shadow:0 6px 20px rgba(37,211,102,.55)}
.wa-float-btn svg{width:30px;height:30px;fill:#fff}
.wa-float-btn .wa-pulse{position:absolute;width:56px;height:56px;border-radius:50%;background:rgba(37,211,102,.35);animation:waPulse 2s infinite;top:0;left:0}

/* ===== Scroll Animations ===== */

.anim-item{opacity:0;transition:none}
.anim-item.anim-visible{animation-fill-mode:both;animation:fadeInUp .7s ease-out both}
.anim-fade-up.anim-visible{animation:fadeInUp .7s ease-out both}
.anim-fade-left.anim-visible{animation:fadeInLeft .7s ease-out both}
.anim-fade-right.anim-visible{animation:fadeInRight .7s ease-out both}
.anim-scale.anim-visible{animation:scaleIn .6s ease-out both}
/* 注：原来这里对 .hero-left 下的 badge/h1/desc/btns/stats 逐个挂了带延迟的
   fadeInUp 动画，首屏文字在动画延迟结束前是完全不可见的（h1 有 0.55s 空白），
   既拖慢 LCP，又和新的三屏文案层叠结构冲突。现已改为：
   文案层用 .hero-copy / .hero-copy.active 控制，数据条单独做一次入场。*/

/* ===== Hero Banner ===== */

.hero{position:relative;overflow:hidden;min-height:620px;background:linear-gradient(135deg,#0a1628 0%,#0f2444 50%,#0d3b7a 100%);isolation:isolate}
.hero-grid{position:absolute;inset:0;opacity:.06;background-image:linear-gradient(90deg,#fff 1px,transparent 1px),linear-gradient(#fff 1px,transparent 1px);background-size:60px 60px}
.hero-glow1{position:absolute;top:25%;right:25%;width:400px;height:400px;border-radius:50%;background:#1e5aad;opacity:.2;filter:blur(120px)}
.hero-glow2{position:absolute;bottom:0;left:16%;width:300px;height:300px;border-radius:50%;background:#3b82f6;opacity:.15;filter:blur(100px)}
.hero-content{position:relative;z-index:2;max-width:1280px;margin:0 auto;padding:0 24px;display:flex;align-items:center;min-height:620px}
/* 上下留白按"顶栏+导航 100px"折算：hero 总高控制在 ~700px，保证
   圆点/暂停控件在 800px 高的笔记本视口里也在首屏之内。 */
.hero-left{padding:70px 0 82px;width:100%;max-width:900px}

/* 三屏文案叠在同一格：容器高度自动取最高那一屏，轮播时下方布局零位移 */
.hero-copys{display:grid}
.hero-copy{grid-area:1/1;opacity:0;pointer-events:none;transition:opacity .45s ease}
.hero-copy.active{opacity:1;pointer-events:auto}
.hero-copy>*{transform:translateY(16px);transition:transform .6s cubic-bezier(.2,.7,.3,1)}
.hero-copy.active>*{transform:none}

.hero-badge{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.1);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.15);border-radius:100px;padding:8px 22px;margin:0 0 26px}
.hero-dot{width:10px;height:10px;border-radius:50%;background:#3b82f6;animation:pulse 2s infinite}
.hero-badge-text{color:#93c5fd;font-size:15px;font-weight:600;letter-spacing:.6px}
.hero h1,.hero h2{color:#fff;font-weight:800;line-height:1.14;letter-spacing:-1.2px;margin:0 0 22px;text-shadow:0 2px 30px rgba(0,0,0,.3)}
.hero h1{font-size:clamp(32px,4.2vw,56px)}
.hero h2{font-size:clamp(28px,3.5vw,46px)}
.hero h1 span,.hero h2 span{background:linear-gradient(90deg,#60a5fa,#93c5fd,#bfdbfe);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{color:#b0bec5;font-size:clamp(16px,1.3vw,19px);line-height:1.68;margin:0 0 30px;max-width:660px}
.hero-btns{display:flex;flex-wrap:wrap;gap:16px}
.btn-primary{display:inline-flex;align-items:center;gap:10px;background:#1e5aad;color:#fff;font-size:17px;font-weight:700;padding:16px 36px;border-radius:8px;border:none;cursor:pointer;transition:all .25s;box-shadow:0 4px 20px rgba(30,90,173,.4)}
.btn-primary:hover{background:#2563eb;transform:translateY(-2px);box-shadow:0 6px 28px rgba(30,90,173,.5)}
.btn-outline{display:inline-flex;align-items:center;gap:10px;border:2px solid rgba(255,255,255,.3);color:#fff;font-size:17px;font-weight:700;padding:16px 36px;border-radius:8px;background:transparent;cursor:pointer;transition:all .25s;backdrop-filter:blur(4px)}
.btn-outline:hover{border-color:rgba(255,255,255,.5);background:rgba(255,255,255,.08);transform:translateY(-2px)}
.hero-stats{display:flex;flex-wrap:wrap;gap:48px;margin-top:44px;padding-top:28px;border-top:1px solid rgba(255,255,255,.12);animation:fadeInUp .7s ease .5s both}
.hero-stat-num{color:#fff;font-size:40px;font-weight:800;letter-spacing:-.5px;line-height:1.1;text-shadow:0 2px 14px rgba(0,0,0,.6)}
.hero-stat-label{color:#a3b3bf;font-size:13px;font-weight:600;letter-spacing:.8px;margin-top:4px;text-transform:uppercase;text-shadow:0 2px 10px rgba(0,0,0,.7)}

/* ===== Section Common ===== */

.section{padding:80px 0}
.section-gray{background:#f8fafc}
/* 注意：.section-dark 必须保持 position:relative。
   下面 .dots-pattern 是 position:absolute;inset:0，如果这里没有定位祖先，
   它的包含块会退化成"初始包含块"（视口），于是这层 4% 透明度的点阵会撑满
   整个首屏、盖在 hero 和导航之上，把 hero 上所有按钮/链接的点击全部吞掉。 */
.section-dark{position:relative;background:#0a1628}
.section-white{background:#fff}
.section-title{text-align:center;margin-bottom:56px}
.section-tag{display:inline-block;color:#1e5aad;font-size:14px;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.section-dark .section-tag{color:#60a5fa}
.section-title h2{color:#0a1628;font-size:40px;font-weight:700;letter-spacing:-.5px;margin-bottom:14px}
.section-dark .section-title h2{color:#fff}
.section-title p{color:#64748b;font-size:17px;max-width:640px;margin:0 auto}
.section-dark .section-title p{color:#94a3b8}
.section-line{width:48px;height:3px;background:linear-gradient(90deg,#1e5aad,#3b82f6);border-radius:2px;margin:20px auto 0}
.section-dark .section-line{background:linear-gradient(90deg,#3b82f6,#60a5fa)}

/* ===== Product Tabs ===== */


.product-tabs{display:flex;justify-content:center;gap:8px;margin-bottom:36px;flex-wrap:wrap}
.product-tab-btn{padding:12px 28px;border:2px solid #1e5aad;background:transparent;color:#1e5aad;font-size:15px;font-weight:700;border-radius:6px;cursor:pointer;transition:all .25s;font-family:inherit;letter-spacing:.3px}
.product-tab-btn:hover{background:#1e5aad;color:#fff}
.product-tab-btn.active{background:#1e5aad;color:#fff;box-shadow:0 4px 16px rgba(30,90,173,.3)}
.product-tab-panel{display:none}
.product-tab-panel.active{display:block}
.news-tab-panel{display:none}
.news-tab-panel.active{display:block}
.tab-product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.product-card{background:#fff;border-radius:8px;overflow:hidden;border:1px solid #e2e8f0;transition:all .3s;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.product-card:hover{box-shadow:0 8px 30px rgba(30,90,173,.12);border-color:rgba(147,197,253,.4);transform:translateY(-3px)}
.product-img{position:relative;height:240px;overflow:hidden;background:#f8fafc}
.product-img img{width:100%;height:100%;object-fit:contain;transition:transform .5s;padding:0px}
.product-card:hover .product-img img{transform:scale(1.05)}
.product-cat{display:inline-block;background:#111;color:#fff;font-size:11px;font-weight:600;padding:4px 12px;border-radius:4px;margin-bottom:8px;letter-spacing:.3px;white-space:normal;word-break:break-word;line-height:1.4}
.product-body{padding:8px}
.product-body h3{color:#0a1628;font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.4}
.product-body h3 a{color:inherit;text-decoration:none;transition:color .2s}
.product-body h3 a:hover{color:#f5a623}
.product-body p{color:#64748b;font-size:14px;line-height:1.6;margin-bottom:16px}
.product-link{display:inline-flex;align-items:center;gap:4px;color:#1e5aad;font-size:13px;font-weight:600;text-decoration:none;transition:gap .2s,color .2s}
.product-link:hover{color:#f5a623;gap:8px}
.btn-border{display:inline-flex;align-items:center;gap:8px;border:2px solid #1e5aad;color:#1e5aad;font-size:14px;font-weight:600;padding:12px 32px;border-radius:6px;background:transparent;cursor:pointer;transition:all .2s}
.btn-border:hover{background:#1e5aad;color:#fff}

/* ===== About dark mode overrides ===== */

.section-dark .about-tag{color:#60a5fa}
.section-dark .about-content h2{color:#fff}
.section-dark .about-content p{color:#b0bec5}
.section-dark .about-check{color:#cbd5e1}
.section-dark .about-check svg{stroke:#60a5fa}
.section-dark .about-float{background:#1a2744;border-color:rgba(255,255,255,.08);box-shadow:0 8px 30px rgba(0,0,0,.3)}
.section-dark .about-float-label{color:#78909c}
.section-dark .about-deco{border-color:rgba(96,165,250,.2)}
.section-dark .about-img{box-shadow:0 8px 30px rgba(0,0,0,.3)}

/* ===== Advantages ===== */

.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.adv-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);border-radius:8px;padding:28px;transition:all .3s}
.adv-card:hover{background:rgba(255,255,255,.08);border-color:rgba(59,130,246,.3)}
.adv-icon{color:#60a5fa;margin-bottom:16px;transition:color .3s}
.adv-card:hover .adv-icon{color:#93c5fd}
.adv-icon svg{width:48px;height:48px;stroke:currentColor;fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.adv-card h3{color:#fff;font-size:20px;font-weight:700;margin-bottom:10px}
.adv-card p{color:#94a3b8;font-size:15px;line-height:1.7}

/* ===== Applications ===== */

.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.app-card{position:relative;border-radius:8px;overflow:hidden;height:380px;cursor:pointer;box-shadow:0 4px 15px rgba(0,0,0,.1);transition:box-shadow .3s}
.app-card:hover{box-shadow:0 12px 40px rgba(0,0,0,.2)}
.app-card img{width:100%;height:100%;object-fit:cover;transition:transform .7s}
.app-card:hover img{transform:scale(1.05)}
.app-overlay{position:absolute;inset:0;background:linear-gradient(to top,#0a1628,#0a1628 30%,rgba(10,22,40,.5) 60%,transparent)}
.app-body{position:absolute;bottom:0;left:0;right:0;padding:24px}
.app-badge{display:inline-block;background:rgba(30,90,173,.8);backdrop-filter:blur(8px);color:#fff;font-size:11px;font-weight:600;padding:4px 10px;border-radius:4px;margin-bottom:12px}
.app-body h3{color:#fff;font-size:24px;font-weight:700;margin-bottom:10px}
.app-body p{color:#cbd5e1;font-size:15px;line-height:1.6}
.app-more{display:flex;align-items:center;gap:4px;color:#60a5fa;font-size:13px;font-weight:600;margin-top:16px;opacity:0;transition:opacity .3s}
.app-card:hover .app-more{opacity:1}

/* ===== Footer QR Codes ===== */

.footer-qr-section{display:flex;gap:12px;align-items:flex-start}
.footer-qr-item{text-align:center}
.footer-qr-item img{width:100px;height:100px;border-radius:8px;background:#fff;padding:4px;display:block}
.footer-qr-item span{display:block;color:#94a3b8;font-size:12px;margin-top:6px;font-weight:500}

/* ===== Hot Products ===== */

.hot-badge{position:absolute;top:12px;right:12px;background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:11px;font-weight:700;padding:4px 10px;border-radius:4px;letter-spacing:.5px;z-index:2}
.hot-rating{display:flex;align-items:center;gap:2px;color:#f59e0b;font-size:13px;margin-bottom:8px}
.hot-rating span{color:#64748b;font-size:12px;margin-left:4px}

/* ===== Dual Panel (Production + Certs / FAQ + Reviews) ===== */

.dual-panel{display:grid;grid-template-columns:2fr 1fr;gap:0;border-radius:12px;overflow:hidden;border:1px solid #e2e8f0;box-shadow:0 2px 12px rgba(0,0,0,.05)}
.dual-left{padding:48px 40px;background:#fff;border-right:1px solid #e2e8f0}
.dual-right{padding:48px 40px;background:#f8fafc}
.dual-tag{display:inline-block;color:#1e5aad;font-size:14px;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:10px}
.dual-title{color:#0a1628;font-size:28px;font-weight:700;margin-bottom:22px;letter-spacing:-.3px}

/* ===== Production line gallery ===== */

.prod-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:20px}
.prod-gallery-item{border-radius:8px;overflow:hidden;position:relative;height:150px}
.prod-gallery-item a{display:block;width:100%;height:100%}
.prod-gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.prod-gallery-item:hover img{transform:scale(1.05)}
.prod-gallery-label{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,.7));color:#fff;font-size:11px;font-weight:600;padding:20px 10px 8px}
.prod-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.prod-stat{text-align:center;padding:12px 8px;background:#f0f5ff;border-radius:6px}
.prod-stat-num{color:#1e5aad;font-size:20px;font-weight:700}
.prod-stat-label{color:#64748b;font-size:11px;margin-top:2px}
.cert-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.cert-card{background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:12px;text-align:center;transition:all .25s;cursor:pointer}
.cert-card:hover{border-color:#93c5fd;box-shadow:0 4px 20px rgba(30,90,173,.12);transform:translateY(-3px)}
.cert-img{width:100%;aspect-ratio:4/3;border-radius:6px;overflow:hidden;margin-bottom:10px;background:#f0f5ff;display:flex;align-items:center;justify-content:center;position:relative}
.cert-img img{width:100%;height:100%;object-fit:cover}
.cert-badge{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#0f2444,#1e5aad);color:#fff;padding:8px}
.cert-badge-icon{font-size:28px;font-weight:800;letter-spacing:1px;line-height:1;margin-bottom:4px}
.cert-badge-sub{font-size:9px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;opacity:.7}
.cert-name{color:#0a1628;font-size:14px;font-weight:700;line-height:1.3;margin-bottom:2px}
.cert-desc{color:#64748b;font-size:11px}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:#fff;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;transition:border-color .2s}
.faq-item:hover{border-color:#93c5fd}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;cursor:pointer;font-size:16px;font-weight:600;color:#0a1628;gap:12px;user-select:none}
.faq-q:hover{color:#1e5aad}
.faq-arrow{width:20px;height:20px;stroke:#94a3b8;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;transition:transform .3s}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease}
.faq-item.open .faq-a{max-height:200px}
.faq-a-inner{padding:0 16px 14px;color:#64748b;font-size:15px;line-height:1.7}
.knowledge-list{display:flex;flex-direction:column;gap:16px}
.knowledge-card{display:flex;gap:14px;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:14px;transition:all .3s}
.knowledge-card:hover{border-color:rgba(147,197,253,.4);box-shadow:0 4px 16px rgba(30,90,173,.08)}
.knowledge-thumb{flex-shrink:0;width:100px;height:68px;border-radius:6px;overflow:hidden}
.knowledge-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.knowledge-card:hover .knowledge-thumb img{transform:scale(1.06)}
.knowledge-body{flex:1;min-width:0;display:flex;flex-direction:column;justify-content:center}
.knowledge-tag{display:inline-block;background:rgba(0,0,0,.08);color:#334155;font-size:10px;font-weight:600;padding:2px 8px;border-radius:3px;margin-bottom:6px;text-transform:uppercase;letter-spacing:.5px}
.knowledge-body h4{color:#0a1628;font-size:14px;font-weight:700;line-height:1.4;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.knowledge-body h4 a{color:inherit;text-decoration:none;transition:color .2s}
.knowledge-body h4 a:hover{color:#f5a623}
.knowledge-body p{color:#64748b;font-size:12px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== Dots pattern for dark sections ===== */

.dots-pattern{position:absolute;inset:0;opacity:.04;background-image:radial-gradient(circle,#fff 1px,transparent 1px);background-size:30px 30px}

/* ===== Hero Slideshow ===== */

.hero-slides{position:absolute;inset:0;z-index:0}
.hero-slide{position:absolute;inset:0;opacity:0;transition:opacity 1.2s ease-in-out}
.hero-slide.active{opacity:1}
/* 背景图改用真实 <img>：可 lazy、可 fetchpriority、可带 alt，并显式声明宽高防抖动 */
.hero-slide-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;transform:scale(1.05);transition:transform 8s ease-out}
.hero-slide.active .hero-slide-bg{transform:scale(1)}
/* 左侧加重遮罩 + 底部压暗：白字在任何底图上都有足够对比度，
   底部那条渐变压暗是为了让固定数据条（20+/50+/60+/500+）不与背景产品图打架。 */
.hero-slide-overlay{position:absolute;inset:0;background:
  linear-gradient(180deg,rgba(10,22,40,0) 0%,rgba(10,22,40,0) 40%,rgba(10,22,40,.82) 100%),
  linear-gradient(90deg,rgba(10,22,40,.88) 0%,rgba(10,22,40,.62) 45%,rgba(10,22,40,.18) 100%)}
.hero-nav-btn{position:absolute;top:50%;z-index:10;width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.1);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.2);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .3s;transform:translateY(-50%)}
.hero-nav-btn:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.35)}
.hero-nav-btn.prev{left:24px}
.hero-nav-btn.next{right:24px}
.hero-nav-btn svg{width:20px;height:20px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.hero-controls{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:10;display:flex;align-items:center;gap:18px}
.hero-dots{display:flex;gap:10px}
.hero-dot-btn{width:32px;height:4px;border-radius:2px;background:rgba(255,255,255,.3);border:none;cursor:pointer;transition:all .3s;padding:0}
.hero-dot-btn:hover{background:rgba(255,255,255,.5)}
.hero-dot-btn.active{background:#fff;width:48px}
/* 暂停按钮：自动轮播超过 5 秒，WCAG 2.2.2 要求必须提供暂停机制 */
.hero-pause{width:26px;height:26px;border-radius:50%;padding:0;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .3s}
.hero-pause:hover{background:rgba(255,255,255,.24)}
.hero-pause svg{width:11px;height:11px;fill:currentColor}
/* 键盘可达性 */
.hero a:focus-visible,.hero button:focus-visible{outline:2px solid #93c5fd;outline-offset:3px}

@media (prefers-reduced-motion:reduce){
  .hero-copy,.hero-copy>*,.hero-slide,.hero-slide-bg{transition:none!important}
  .hero-copy>*{transform:none}
  .hero-stats{animation:none}
}

/* ===== WhatsApp Chat Box ===== */

.wa-chat-box{position:fixed;right:96px;top:50%;transform:translateY(calc(-50% + 20px)) scale(.95);z-index:10100;width:360px;max-height:520px;background:#fff;border-radius:16px;box-shadow:0 8px 32px rgba(0,0,0,.18);display:flex;flex-direction:column;overflow:hidden;opacity:0;pointer-events:none;transition:opacity .3s,transform .3s}
.wa-chat-box.wa-open{opacity:1;transform:translateY(-50%) scale(1);pointer-events:auto}
.wa-chat-header{background:linear-gradient(135deg,#075E54,#128C7E);padding:16px 18px;display:flex;align-items:center;gap:12px}
.wa-chat-avatar{width:42px;height:42px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.wa-chat-avatar svg{width:24px;height:24px;fill:#fff}
.wa-chat-info{flex:1}
.wa-chat-info h4{color:#fff;font-size:15px;font-weight:600;margin:0}
.wa-chat-info span{color:rgba(255,255,255,.8);font-size:12px}
.wa-chat-close{width:28px;height:28px;border:none;background:rgba(255,255,255,.15);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}
.wa-chat-close:hover{background:rgba(255,255,255,.3)}
.wa-chat-close svg{width:14px;height:14px;fill:#fff}
.wa-chat-body{flex:1;padding:16px;background:#ECE5DD;overflow-y:auto;max-height:320px}
.wa-chat-msg{background:#fff;border-radius:8px;padding:10px 14px;margin-bottom:10px;max-width:85%;font-size:13.5px;line-height:1.5;color:#303030;box-shadow:0 1px 2px rgba(0,0,0,.08);position:relative}
.wa-chat-msg::after{content:'';position:absolute;top:0;left:-6px;width:0;height:0;border-top:6px solid #fff;border-left:6px solid transparent}
.wa-chat-msg .wa-time{display:block;text-align:right;font-size:11px;color:#999;margin-top:4px}
.wa-chat-msg.wa-typing{display:inline-flex;gap:4px;padding:12px 16px}
.wa-chat-msg.wa-typing span{width:6px;height:6px;background:#999;border-radius:50%;animation:waDot 1.4s infinite}
.wa-chat-msg.wa-typing span:nth-child(2){animation-delay:.2s}
.wa-chat-msg.wa-typing span:nth-child(3){animation-delay:.4s}
.wa-quick-replies{padding:8px 16px 4px;background:#ECE5DD;display:flex;flex-wrap:wrap;gap:6px}
.wa-quick-btn{background:#fff;border:1px solid #25D366;color:#128C7E;font-size:12.5px;padding:6px 12px;border-radius:18px;cursor:pointer;transition:all .2s;white-space:nowrap}
.wa-quick-btn:hover{background:#25D366;color:#fff}

/* ===== Footer Input ===== */

.wa-chat-footer{padding:12px 14px;background:#F0F0F0;display:flex;align-items:center;gap:8px;border-top:1px solid #ddd}
.wa-chat-footer input{flex:1;border:none;background:#fff;border-radius:20px;padding:9px 14px;font-size:13.5px;outline:none}
.wa-chat-footer input:focus{box-shadow:0 0 0 2px rgba(37,211,102,.3)}
.wa-chat-send{width:36px;height:36px;border:none;background:#25D366;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s;flex-shrink:0}
.wa-chat-send:hover{background:#128C7E}
.wa-chat-send svg{width:18px;height:18px;fill:#fff}

/* ===== Back to Top Button ===== */

.back-to-top{position:fixed!important;right:28px;bottom:28px;z-index:999999!important;width:48px;height:48px;border-radius:50%;background:#1e5aad;color:#fff!important;border:none;cursor:pointer;display:flex!important;align-items:center;justify-content:center;box-shadow:0 4px 14px rgba(30,90,173,.4);opacity:0;visibility:hidden;transform:translateY(10px);transition:opacity .3s,transform .3s,visibility .3s,background .2s}
.back-to-top.show{opacity:1!important;visibility:visible!important;transform:translateY(0)!important}
.back-to-top:hover{background:#2563eb;transform:translateY(-3px)}
.back-to-top svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}

/* ===== About Page Banner ===== */

.page-banner{position:relative;overflow:hidden;background:linear-gradient(135deg,#0a1628 0%,#0f2444 50%,#1e5aad 100%);padding:80px 0}
.page-banner .hero-grid{position:absolute;inset:0;opacity:.06;background-image:linear-gradient(90deg,#fff 1px,transparent 1px),linear-gradient(#fff 1px,transparent 1px);background-size:60px 60px}
.page-banner .hero-glow1{position:absolute;top:10%;right:20%;width:350px;height:350px;border-radius:50%;background:#1e5aad;opacity:.18;filter:blur(100px)}
.page-banner .hero-glow2{position:absolute;bottom:-10%;left:10%;width:280px;height:280px;border-radius:50%;background:#3b82f6;opacity:.12;filter:blur(90px)}
.page-banner-inner{position:relative;text-align:left}
.breadcrumb{display:flex;align-items:center;justify-content:flex-start;gap:8px;margin-top:16px;margin-bottom:0;font-size:14px;flex-wrap:wrap}
.breadcrumb a{color:#93c5fd;text-decoration:none;transition:color .2s}
.breadcrumb a:hover{color:#f5a623}
.breadcrumb span{color:#b0bec5}
.breadcrumb svg{width:14px;height:14px;stroke:#64748b;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.page-banner h1{color:#fff;font-size:44px;font-weight:800;letter-spacing:-1px;margin-bottom:12px}
.page-banner p{color:#b0bec5;font-size:18px;margin:0}

/* ===== About Layout (Sidebar + Content) ===== */

.about-layout{display:flex;gap:40px;padding:48px 0;align-items:flex-start}
.about-sidebar{width:325px;flex-shrink:0;position:sticky;top:80px;background:#fff;border-radius:8px;box-shadow:0 1px 3px rgba(0,0,0,.06);overflow:hidden}
.about-sidebar-title{font-size:18px;font-weight:700;color:#0a1628;padding:18px 20px;border-bottom:1px solid #e2e8f0;position:relative}
.about-sidebar-title::after{content:"";position:absolute;bottom:-1px;left:20px;width:40px;height:3px;background:linear-gradient(90deg,#1e5aad,#3b82f6);border-radius:2px}
.about-sidebar-nav{padding:8px 0}
.about-sidebar-item{display:block}
.about-sidebar-link{display:flex;align-items:center;gap:8px;padding:11px 20px;font-size:14px;font-weight:600;color:#334155;text-decoration:none;transition:all .2s;border-left:3px solid transparent;cursor:pointer}
.about-sidebar-link:hover{background:#f0f5ff;color:#f5a623}
.about-sidebar-link.active{background:#eff6ff;color:#1e5aad;border-left-color:#1e5aad;font-weight:700}
.about-sidebar-link svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;transition:transform .2s}
.about-sidebar-link.has-sub svg{margin-left:auto}
.about-sidebar-link.has-sub.open svg{transform:rotate(180deg)}
.about-sidebar-sub{display:none;padding:4px 0}
.about-sidebar-sub.open{display:block}
.about-sidebar-sub a{display:block;padding:8px 20px 8px 44px;font-size:13px;color:#64748b;text-decoration:none;transition:all .2s;border-left:3px solid transparent}
.about-sidebar-sub a:hover{color:#1e5aad;background:#f8fafc}
.about-sidebar-sub a.active{color:#1e5aad;border-left-color:#3b82f6;font-weight:600;background:#f0f5ff}

/* ===== Sidebar Latest News ===== */

.about-sidebar-news{padding:16px 20px 20px;border-top:1px solid #e2e8f0}
.about-sidebar-news-title{font-size:15px;font-weight:700;color:#0a1628;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.about-sidebar-news-title svg{width:16px;height:16px;stroke:#1e5aad;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.sidebar-news-item{display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed #e2e8f0;text-decoration:none;transition:opacity .2s}
.sidebar-news-item:last-child{border-bottom:none;padding-bottom:0}
.sidebar-news-item:hover{opacity:.8}
.sidebar-news-thumb{width:64px;height:48px;border-radius:5px;overflow:hidden;flex-shrink:0;background:#f0f5ff}
.sidebar-news-thumb img{width:100%;height:100%;object-fit:cover}
.sidebar-news-body{flex:1;min-width:0}
.sidebar-news-heading{font-size:12.5px;font-weight:600;color:#334155;line-height:1.45;margin:0 0 4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sidebar-news-date{font-size:11px;color:#94a3b8;display:flex;align-items:center;gap:4px}
.sidebar-news-date svg{width:11px;height:11px;stroke:currentColor;fill:none;stroke-width:2}
.about-content{flex:1;min-width:0}
.about-section{padding:48px 0}
.about-section:first-child{padding-top:0}
.about-section-label{display:inline-block;color:#1e5aad;font-size:13px;font-weight:600;letter-spacing:2px;text-transform:uppercase;margin-bottom:8px}
.about-section-title{color:#0a1628;font-size:32px;font-weight:700;letter-spacing:-.5px;margin-bottom:16px;line-height:1.25}
.about-section-desc{color:#64748b;font-size:16px;line-height:1.8;margin-bottom:28px;max-width:820px}
.company-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;margin-bottom:32px}
.company-img{border-radius:8px;overflow:hidden;box-shadow:0 8px 30px rgba(0,0,0,.1)}
.company-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.company-text p{color:#475569;font-size:15px;line-height:1.8;margin-bottom:16px}
.company-videos{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:8px}
.company-video-item{position:relative;border-radius:6px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.15);cursor:pointer;aspect-ratio:16/9;background:#000}
.company-video-item::before{content:"";position:absolute;inset:0;background:rgba(0,0,0,.2);z-index:1;pointer-events:none;transition:background .3s}
.company-video-item:hover::before{background:rgba(0,0,0,.1)}
.company-video-item .video-thumb{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s}
.company-video-item:hover .video-thumb{transform:scale(1.05)}
.company-video-item .play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:22px;height:22px;z-index:2;background:rgba(128,128,128,.85);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .25s;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.company-video-item:hover .play-btn{background:rgba(100,100,100,1);transform:translate(-50%,-50%) scale(1.15)}
.company-video-item .play-btn svg{width:10px;height:10px;fill:#fff;margin-left:2px}
.company-video-item iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}
.key-data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:8px}
.key-data-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:24px 16px;text-align:center;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s}
.key-data-card:hover{box-shadow:0 8px 24px rgba(30,90,173,.12);transform:translateY(-3px);border-color:rgba(147,197,253,.4)}
.key-data-num{color:#1e5aad;font-size:30px;font-weight:800;line-height:1;margin-bottom:6px}
.key-data-label{color:#64748b;font-size:13px;font-weight:500}
.about-subsection{margin-top:40px}
.about-subsection-title{color:#0a1628;font-size:22px;font-weight:700;margin-bottom:12px;padding-bottom:10px;border-bottom:2px solid #e2e8f0;display:flex;align-items:center;gap:10px}
.about-subsection-title::before{content:"";width:4px;height:22px;background:linear-gradient(180deg,#1e5aad,#3b82f6);border-radius:2px}
.about-subsection p{color:#475569;font-size:15px;line-height:1.8;margin-bottom:20px}

/* ===== Factory gallery ===== */

.factory-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}
.factory-gallery-item{border-radius:8px;overflow:hidden;position:relative;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s}
.factory-gallery-item:hover{box-shadow:0 8px 24px rgba(30,90,173,.12);transform:translateY(-3px)}
.factory-gallery-item img{width:100%;height:200px;object-fit:cover;transition:transform .5s}
.factory-gallery-item:hover img{transform:scale(1.05)}
.factory-gallery-label{position:absolute;bottom:0;left:0;right:0;background:linear-gradient(transparent,rgba(0,0,0,.75));color:#fff;font-size:13px;font-weight:600;padding:30px 14px 10px}
.qc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.qc-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:24px 18px;text-align:center;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s}
.qc-card:hover{box-shadow:0 8px 24px rgba(30,90,173,.12);transform:translateY(-3px);border-color:rgba(147,197,253,.4)}
.qc-icon{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,#1e5aad,#3b82f6);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;color:#fff}
.qc-icon svg{width:24px;height:24px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.qc-card h4{color:#0a1628;font-size:15px;font-weight:700;margin-bottom:6px}
.qc-card p{color:#64748b;font-size:12px;line-height:1.5;margin:0}
.warehouse-img{border-radius:8px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.1);margin-top:8px}
.warehouse-img img{width:100%;height:300px;object-fit:cover}
.equipment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:28px}
.equipment-card{background:#fff;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s}
.equipment-card:hover{box-shadow:0 8px 24px rgba(30,90,173,.12);transform:translateY(-3px);border-color:rgba(147,197,253,.4)}
.equipment-card-img{height:180px;overflow:hidden;background:#f0f5ff}
.equipment-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.equipment-card:hover .equipment-card-img img{transform:scale(1.05)}
.equipment-card-body{padding:18px}
.equipment-card-body h4{color:#0a1628;font-size:16px;font-weight:700;margin-bottom:6px;line-height:1.3}
.equipment-card-body p{color:#64748b;font-size:13px;line-height:1.6;margin:0}

/* ===== Certificate cards ===== */

.cert-big-card-img{flex-direction:column;align-items:stretch;padding:0;overflow:hidden;text-align:left}
.cert-big-card-img .cert-big-text{padding:0 20px 20px}
.cert-big-card-img .cert-big-text h4{font-size:16px}
.cert-big-photo{width:100%;aspect-ratio:3/4;background:#f8fafc;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:16px}
.cert-big-photo img{width:100%;height:100%;object-fit:contain;transition:transform .4s}
.cert-big-card:hover .cert-big-photo img{transform:scale(1.04)}
.cert-big-photo-placeholder{background:linear-gradient(135deg,#0f2444,#1e5aad)}
.cert-big-photo-icon{color:rgba(255,255,255,.85);font-weight:800;font-size:18px;letter-spacing:1px;text-align:center;line-height:1.3}
.cert-small-card-img{padding:0;overflow:hidden;text-align:center}
.cert-small-card-img .cert-small-photo{width:100%;aspect-ratio:3/4;background:#f8fafc;overflow:hidden;display:flex;align-items:center;justify-content:center;padding:10px}
.cert-small-card-img .cert-small-photo img{width:100%;height:100%;object-fit:contain;transition:transform .4s}
.cert-small-card:hover .cert-small-photo img{transform:scale(1.04)}
.cert-small-card-img .cert-small-body{padding:14px 16px 18px}
.cert-small-photo-placeholder{background:linear-gradient(135deg,#1e5aad,#3b82f6)}
.cert-small-photo-icon{color:rgba(255,255,255,.85);font-weight:800;font-size:14px;letter-spacing:1px}
.cert-unified-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:8px}
.cert-unified-grid .cert-big-card-img{padding:0;overflow:hidden;border-radius:10px;text-align:left}
.cert-unified-grid .cert-big-card-img .cert-big-text{padding:0 16px 16px}
.cert-unified-grid .cert-big-card-img .cert-big-text h4{font-size:15px;margin-bottom:4px}
.cert-unified-grid .cert-big-card-img .cert-big-text p{font-size:13px;line-height:1.5}
.cert-unified-grid .cert-small-card-img{height:100%}
.cert-unified-grid .cert-small-card-img .cert-small-body h4{font-size:15px;margin-bottom:4px}
.cert-unified-grid .cert-small-card-img .cert-small-body p{font-size:13px;line-height:1.5}
.cert-big-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:24px}
.cert-big-card{background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:32px 24px;display:flex;align-items:center;gap:20px;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s}
.cert-big-card:hover{box-shadow:0 8px 24px rgba(30,90,173,.12);transform:translateY(-3px);border-color:rgba(147,197,253,.4)}
.cert-big-icon{width:72px;height:72px;border-radius:12px;background:linear-gradient(135deg,#0f2444,#1e5aad);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff;font-weight:800;font-size:18px;letter-spacing:1px}
.cert-big-text h4{color:#0a1628;font-size:18px;font-weight:700;margin-bottom:6px}
.cert-big-text p{color:#64748b;font-size:14px;line-height:1.6;margin:0}
.cert-small-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px}
.cert-small-card{background:#fff;border:1px solid #e2e8f0;border-radius:10px;padding:24px 18px;text-align:center;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s}
.cert-small-card:hover{box-shadow:0 8px 24px rgba(30,90,173,.12);transform:translateY(-3px);border-color:rgba(147,197,253,.4)}
.cert-small-icon{width:56px;height:56px;border-radius:10px;background:linear-gradient(135deg,#1e5aad,#3b82f6);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;color:#fff;font-weight:800;font-size:14px}
.cert-small-card h4{color:#0a1628;font-size:15px;font-weight:700;margin-bottom:6px}
.cert-small-card p{color:#64748b;font-size:13px;line-height:1.5;margin:0}
.honor-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.honor-item{display:flex;align-items:center;gap:14px;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:18px 20px;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s}
.honor-item:hover{box-shadow:0 6px 20px rgba(30,90,173,.1);border-color:rgba(147,197,253,.4)}
.honor-icon{width:44px;height:44px;border-radius:8px;background:linear-gradient(135deg,#f5a623,#f59e0b);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff}
.honor-icon svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.honor-item span{color:#0a1628;font-size:15px;font-weight:600}
.nav-links>li>a.nav-active{color:#93c5fd;background:rgba(255,255,255,.1)}

/* ===== Sidebar Contact Block ===== */

.about-sidebar-contact{padding:16px 20px 20px;border-top:1px solid #e2e8f0}
.about-sidebar-contact-title{font-size:15px;font-weight:700;color:#0a1628;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.about-sidebar-contact-title svg{width:16px;height:16px;stroke:#1e5aad;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.sidebar-contact-row{display:flex;gap:8px;margin-bottom:10px;font-size:12.5px;color:#475569;line-height:1.5}
.sidebar-contact-row:last-of-type{margin-bottom:0}
.sidebar-contact-row svg{width:14px;height:14px;stroke:#1e5aad;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;margin-top:2px}
.sidebar-contact-row a{color:#1e5aad;text-decoration:none;word-break:break-all}
.sidebar-contact-row a:hover{color:#f5a623}
.sidebar-contact-label{font-weight:600;color:#334155;display:block;margin-bottom:2px}
.sidebar-contact-qr{display:flex;gap:10px;margin-top:14px;padding-top:14px;border-top:1px dashed #e2e8f0}
.sidebar-contact-qr-item{flex:1;text-align:center}
.sidebar-contact-qr-item img{width:100%;max-width:120px;height:auto;border-radius:6px;background:#fff;padding:3px;border:1px solid #e2e8f0;display:block;margin:0 auto}
.sidebar-contact-qr-item span{display:block;font-size:11px;color:#64748b;margin-top:6px;font-weight:500}

/* =====  ===== */

.contact-cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.contact-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:28px 24px;box-shadow:0 1px 3px rgba(0,0,0,.06);transition:all .3s;display:flex;flex-direction:column}
.contact-card:hover{transform:translateY(-4px);box-shadow:0 12px 32px rgba(30,90,173,.12);border-color:#1e5aad}
.contact-card-icon{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,#0a1628,#1e5aad);display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:#fff;flex-shrink:0}
.contact-card-icon svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.contact-card-tag{display:inline-block;align-self:flex-start;background:rgba(30,90,173,.1);color:#1e5aad;font-size:11px;font-weight:700;padding:4px 12px;border-radius:4px;letter-spacing:.5px;text-transform:uppercase;margin-bottom:10px}
.contact-card-company{color:#0a1628;font-size:16px;font-weight:700;line-height:1.4;margin-bottom:16px}
.contact-card-row{display:flex;align-items:flex-start;gap:10px;padding:7px 0;color:#475569;font-size:14px;line-height:1.55}
.contact-card-row svg{width:16px;height:16px;stroke:#1e5aad;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;margin-top:2px}
.contact-card-row a{color:#1e5aad;transition:color .2s;word-break:break-word}
.contact-card-row a:hover{color:#f5a623}
.contact-card-row .row-label{font-weight:700;color:#334155;margin-right:2px;white-space:nowrap}
.contact-form-card{background:#fff;border:1px solid #e2e8f0;border-radius:12px;padding:32px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.contact-form-card .form-group{margin-bottom:18px}
.contact-form-card label{display:block;color:#0a1628;font-size:14px;font-weight:700;margin-bottom:6px}
.contact-form-card label .req{color:#ef4444;margin-left:2px}
.contact-form-card input,.contact-form-card textarea{width:100%;border:1px solid #e2e8f0;border-radius:6px;padding:11px 14px;font-size:14px;font-family:inherit;color:#334155;transition:border-color .2s,box-shadow .2s;outline:none;background:#fff}
.contact-form-card input:focus,.contact-form-card textarea:focus{border-color:#1e5aad;box-shadow:0 0 0 3px rgba(30,90,173,.12)}
.contact-form-card input.invalid,.contact-form-card textarea.invalid{border-color:#ef4444;box-shadow:0 0 0 3px rgba(239,68,68,.1)}
.contact-form-card textarea{resize:vertical;min-height:130px}
.contact-form-card .form-row-two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.contact-submit-btn{display:inline-flex;align-items:center;gap:8px;background:#1e5aad;color:#fff;font-size:15px;font-weight:700;padding:13px 34px;border:none;border-radius:6px;cursor:pointer;transition:all .25s;font-family:inherit;box-shadow:0 4px 14px rgba(30,90,173,.3)}
.contact-submit-btn:hover{background:#2563eb;transform:translateY(-2px);box-shadow:0 6px 20px rgba(30,90,173,.4)}
.contact-success{display:none;background:#ecfdf5;border:1px solid #6ee7b7;color:#065f46;padding:14px 18px;border-radius:8px;margin-top:18px;font-size:14px;font-weight:500;align-items:center;gap:10px}
.contact-success.show{display:flex}
.contact-success svg{width:20px;height:20px;stroke:#059669;fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.field-error{color:#dc2626;font-size:12px;margin-top:5px;display:none}
.field-error.show{display:block}
.map-container{border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.1)}
.map-container iframe{display:block;border:0}
.map-note{display:flex;align-items:flex-start;gap:8px;color:#64748b;font-size:14px;margin-top:16px;line-height:1.6}
.map-note svg{width:16px;height:16px;stroke:#1e5aad;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;margin-top:2px}

/* ===== Layout (Sidebar + Content) ===== */

.about-sidebar-link .cat-arrow{margin-left:auto;width:14px;height:14px;transition:transform .25s ease;flex-shrink:0}
.about-sidebar-link.open .cat-arrow{transform:rotate(90deg)}
.cat-sub{display:none;background:#f8fafc;border-left:3px solid #e2e8f0;margin-left:20px}
.cat-sub.open{display:block}
.cat-sub a{display:block;padding:8px 20px 8px 16px;font-size:13px;color:#64748b;text-decoration:none;transition:all .15s;border-left:2px solid transparent}
.cat-sub a:hover{color:#f5a623;background:#fff}
.cat-sub a.sub-active{color:#1e5aad;font-weight:600;border-left-color:#1e5aad;background:#fff}
.cat-more-wrap{text-align:center;margin-top:28px;padding-top:20px;border-top:1px solid #e2e8f0}
.btn-cat-more{display:inline-flex;align-items:center;gap:6px;padding:10px 28px;background:linear-gradient(135deg,#1e5aad,#3b82f6);color:#fff;font-size:14px;font-weight:600;border-radius:6px;text-decoration:none;transition:all .25s;box-shadow:0 2px 8px rgba(30,90,173,.25)}
.btn-cat-more:hover{background:linear-gradient(135deg,#f5a623,#fbbf24);color:#fff;transform:translateY(-1px);box-shadow:0 4px 14px rgba(245,166,35,.35)}
.cat-title-link{color:inherit;text-decoration:none;transition:color .2s}
.cat-title-link:hover{color:#f5a623}

/* ===== CTA ===== */

.prod-cta{position:relative;background:linear-gradient(135deg,#0a1628 0%,#0f2444 50%,#1e5aad 100%);border-radius:12px;padding:56px 40px;text-align:center;overflow:hidden;margin:16px 0 0}
.prod-cta .hero-grid{position:absolute;inset:0;opacity:.06;background-image:linear-gradient(90deg,#fff 1px,transparent 1px),linear-gradient(#fff 1px,transparent 1px);background-size:60px 60px}
.prod-cta h2{position:relative;color:#fff;font-size:32px;font-weight:700;margin-bottom:12px}
.prod-cta p{position:relative;color:#b0bec5;font-size:17px;max-width:560px;margin:0 auto 28px}
.prod-cta-btns{position:relative;display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.prod-cta .btn-primary{display:inline-flex;align-items:center;gap:8px;background:#1e5aad;color:#fff;font-size:16px;font-weight:700;padding:14px 32px;border-radius:8px;border:none;cursor:pointer;transition:all .25s;text-decoration:none}
.prod-cta .btn-primary:hover{background:#2563eb;transform:translateY(-2px);color:#fff}
.prod-cta .btn-orange{display:inline-flex;align-items:center;gap:8px;background:#f5a623;color:#0a1628;font-size:16px;font-weight:700;padding:14px 32px;border-radius:8px;border:none;cursor:pointer;transition:all .25s;text-decoration:none}
.prod-cta .btn-orange:hover{background:#fbbf24;transform:translateY(-2px)}

/* ===== Sidebar Search ===== */

.sidebar-search{padding:16px 20px;border-bottom:1px solid #e2e8f0;position:relative}
.sidebar-search input{width:100%;padding:10px 38px 10px 14px;border:1px solid #e2e8f0;border-radius:6px;font-size:14px;color:#334155;outline:none;transition:border-color .2s,box-shadow .2s;font-family:inherit;background:#fff}
.sidebar-search input:focus{border-color:#1e5aad;box-shadow:0 0 0 3px rgba(30,90,173,.1)}
.sidebar-search input::placeholder{color:#94a3b8}
.sidebar-search>svg{position:absolute;right:34px;top:50%;transform:translateY(-50%);width:18px;height:18px;stroke:#94a3b8;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}

/* ===== Filter Bar ===== */

.filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:28px;padding:18px 20px;background:#f8fafc;border-radius:8px;border:1px solid #e2e8f0}
.filter-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.filter-label{font-size:13px;font-weight:700;color:#0a1628;white-space:nowrap;margin-right:4px}
.filter-chip{display:inline-flex;align-items:center;gap:5px;padding:6px 14px;font-size:13px;font-weight:500;color:#475569;background:#fff;border:1px solid #cbd5e1;border-radius:20px;cursor:pointer;transition:all .2s;font-family:inherit;white-space:nowrap}
.filter-chip:hover{border-color:#1e5aad;color:#1e5aad;background:#f0f5ff}
.filter-chip.active{background:#1e5aad;color:#fff;border-color:#1e5aad}
.filter-divider{width:1px;height:28px;background:#e2e8f0;margin:0 4px}
.filter-clear{margin-left:auto;font-size:13px;font-weight:600;color:#94a3b8;cursor:pointer;border:none;background:none;font-family:inherit;padding:4px 8px;transition:color .2s}
.filter-clear:hover{color:#ef4444}

/* ===== Product Detail Specific ===== */

.pd-product-title{font-size:22px;font-weight:700;color:#0a1628;text-align:center;margin:0 0 20px 0}
.pd-top{display:grid;grid-template-columns:1.3fr 0.7fr;gap:40px;background:#fff;border-radius:10px;padding:32px;box-shadow:0 1px 4px rgba(0,0,0,.06);border:1px solid #e2e8f0;margin-bottom:32px}

/* ===== Gallery ===== */

.pd-gallery{display:flex;flex-direction:column;gap:14px}
.pd-main-img{width:100%;aspect-ratio:1/1;background:#f8fafc;border-radius:8px;overflow:hidden;display:flex;align-items:center;justify-content:center;border:1px solid #e2e8f0;position:relative}
.pd-main-img img{width:100%;height:100%;object-fit:contain;transition:opacity .25s}
.pd-main-img .pd-img-badge{position:absolute;top:14px;right:14px;z-index:10;background:linear-gradient(135deg,#ef4444,#dc2626);color:#fff;font-size:11px;font-weight:700;padding:4px 12px;border-radius:4px;letter-spacing:.5px}
.pd-thumbs{display:flex;gap:10px;flex-wrap:wrap}
.pd-thumb{width:72px;height:72px;border-radius:6px;overflow:hidden;border:2px solid #e2e8f0;cursor:pointer;background:#f8fafc;transition:all .2s;flex-shrink:0;padding:4px;display:flex;align-items:center;justify-content:center}
.pd-thumb img{width:100%;height:100%;object-fit:contain}
.pd-thumb:hover{border-color:#93c5fd}
.pd-thumb.active{border-color:#1e5aad;box-shadow:0 0 0 2px rgba(30,90,173,.15)}
.pd-info{display:flex;flex-direction:column}
.pd-cat{display:inline-block;background:#0a1628;color:#fff;font-size:11px;font-weight:600;padding:4px 12px;border-radius:4px;letter-spacing:.3px;margin-bottom:10px;align-self:flex-start}
.pd-model{font-size:28px;font-weight:800;color:#0a1628;margin-bottom:8px;line-height:1.2;letter-spacing:-.5px}
.pd-tagline{font-size:15px;color:#64748b;line-height:1.7;margin-bottom:20px}
.pd-key-specs{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:24px}
.pd-key-spec{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#334155;padding:10px 14px;background:#f8fafc;border-radius:6px;border:1px solid #e2e8f0}
.pd-key-spec svg{width:18px;height:18px;stroke:#1e5aad;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.pd-key-spec strong{color:#0a1628;font-weight:700}
.pd-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:auto}
.btn-enquiry{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(135deg,#1e5aad,#3b82f6);color:#fff;font-size:15px;font-weight:700;padding:14px 32px;border-radius:8px;border:none;cursor:pointer;transition:all .25s;font-family:inherit;box-shadow:0 3px 12px rgba(30,90,173,.3)}
.btn-enquiry:hover{background:linear-gradient(135deg,#f5a623,#fbbf24);color:#0a1628;transform:translateY(-2px);box-shadow:0 5px 18px rgba(245,166,35,.4)}
.btn-enquiry svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn-datasheet{display:inline-flex;align-items:center;gap:8px;background:#fff;color:#1e5aad;font-size:15px;font-weight:600;padding:14px 28px;border-radius:8px;border:2px solid #1e5aad;cursor:pointer;transition:all .25s;font-family:inherit}
.btn-datasheet:hover{background:#1e5aad;color:#fff}
.pd-tabs{background:#fff;border-radius:10px;box-shadow:0 1px 4px rgba(0,0,0,.06);border:1px solid #e2e8f0;overflow:hidden}
.pd-tab-nav{display:flex;border-bottom:2px solid #e2e8f0;background:#f8fafc;overflow-x:auto}
.pd-tab-btn{padding:16px 28px;font-size:15px;font-weight:600;color:#64748b;background:none;border:none;cursor:pointer;transition:all .2s;font-family:inherit;white-space:nowrap;border-bottom:3px solid transparent;margin-bottom:-2px;position:relative}
.pd-tab-btn:hover{color:#1e5aad;background:rgba(30,90,173,.04)}
.pd-tab-btn.active{color:#1e5aad;border-bottom-color:#1e5aad;background:#fff}
.pd-tab-panel{display:none;padding:32px}
.pd-tab-panel.active{display:block}
.pd-feature-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pd-feature-item{display:flex;gap:14px;padding:18px;background:#f8fafc;border-radius:8px;border:1px solid #e2e8f0;transition:all .2s}
.pd-feature-item:hover{border-color:rgba(30,90,173,.3);box-shadow:0 2px 8px rgba(30,90,173,.08)}
.pd-feature-icon{width:42px;height:42px;border-radius:8px;background:linear-gradient(135deg,#1e5aad,#3b82f6);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.pd-feature-icon svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pd-feature-text h4{font-size:15px;font-weight:700;color:#0a1628;margin-bottom:4px}
.pd-feature-text p{font-size:13.5px;color:#64748b;line-height:1.6}
.pd-diagram{text-align:center}
.pd-diagram img{max-width:100%;border-radius:8px;border:1px solid #e2e8f0;margin:0 auto}
.pd-diagram-caption{font-size:13px;color:#94a3b8;margin-top:12px;font-style:italic}
.pd-diagram-placeholder{aspect-ratio:16/9;background:linear-gradient(135deg,#f0f5ff,#e8f0fe);border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:#1e5aad;border:2px dashed #93c5fd}
.pd-diagram-placeholder svg{width:56px;height:56px;stroke:#1e5aad;fill:none;stroke-width:1.5}
.pd-diagram-placeholder span{font-size:14px;font-weight:600}
.pd-table-wrap{overflow-x:auto}
.pd-table{width:100%;border-collapse:collapse;font-size:14px}
.pd-table th,.pd-table td{padding:12px 18px;text-align:left;border-bottom:1px solid #e2e8f0}
.pd-table th{background:#f0f5ff;color:#0a1628;font-weight:700;width:35%;white-space:nowrap}
.pd-table td{color:#334155}
.pd-table tr:hover td{background:#f8fafc}
.pd-table-section td{background:#0a1628;color:#fff;font-weight:700;font-size:13px;letter-spacing:.5px;text-transform:uppercase}
.pd-table tr.pd-table-section:hover td{background:#0a1628;color:#fff}
.pd-order-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}
.pd-order-card{padding:24px;background:#f8fafc;border-radius:8px;border:1px solid #e2e8f0}
.pd-order-card h4{font-size:16px;font-weight:700;color:#0a1628;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.pd-order-card h4 svg{width:20px;height:20px;stroke:#1e5aad;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pd-order-card p{font-size:14px;color:#475569;line-height:1.7;margin-bottom:8px}
.pd-order-table{width:100%;border-collapse:collapse;font-size:13.5px;margin-top:12px}
.pd-order-table th,.pd-order-table td{padding:10px 14px;text-align:left;border-bottom:1px solid #e2e8f0}
.pd-order-table th{background:#e8f0fe;color:#0a1628;font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.5px}
.pd-order-table td{color:#334155}
.pd-download-list{display:flex;flex-direction:column;gap:12px}
.pd-download-item{display:flex;align-items:center;gap:16px;padding:18px 24px;background:#f8fafc;border-radius:8px;border:1px solid #e2e8f0;transition:all .2s}
.pd-download-item:hover{border-color:#1e5aad;background:#f0f5ff}
.pd-download-icon{width:44px;height:44px;border-radius:8px;background:linear-gradient(135deg,#1e5aad,#3b82f6);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.pd-download-icon svg{width:22px;height:22px;stroke:#fff;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pd-download-info{flex:1}
.pd-download-info h4{font-size:15px;font-weight:700;color:#0a1628;margin-bottom:2px}
.pd-download-info p{font-size:13px;color:#94a3b8}
.pd-download-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;background:#1e5aad;color:#fff;font-size:13px;font-weight:600;border-radius:6px;border:none;cursor:pointer;transition:background .2s;font-family:inherit;white-space:nowrap}
.pd-download-btn:hover{background:#f5a623;color:#0a1628}

/* ===== News Filter Bar ===== */

.news-filter-bar{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:28px;padding:18px 20px;background:#f8fafc;border-radius:8px;border:1px solid #e2e8f0}
.news-filter-bar .filter-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.news-filter-bar .filter-label{font-size:13px;font-weight:700;color:#0a1628;white-space:nowrap;margin-right:4px}
.news-filter-bar .filter-chip{display:inline-flex;align-items:center;gap:5px;padding:6px 14px;font-size:13px;font-weight:500;color:#475569;background:#fff;border:1px solid #cbd5e1;border-radius:20px;cursor:pointer;transition:all .2s;font-family:inherit;white-space:nowrap}
.news-filter-bar .filter-chip:hover{border-color:#1e5aad;color:#1e5aad;background:#f0f5ff}
.news-filter-bar .filter-chip.active{background:#1e5aad;color:#fff;border-color:#1e5aad}

/* ===== News Featured Card ===== */

.news-featured{display:flex;gap:0;border-radius:12px;overflow:hidden;background:#fff;border:1px solid #e2e8f0;margin-bottom:36px;box-shadow:0 2px 8px rgba(0,0,0,.06);transition:box-shadow .3s,transform .3s}
.news-featured:hover{box-shadow:0 8px 30px rgba(30,90,173,.12);transform:translateY(-2px)}
.news-featured-img{width:55%;flex-shrink:0;position:relative;overflow:hidden;min-height:280px}
.news-featured-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-featured:hover .news-featured-img img{transform:scale(1.03)}
.news-featured-img .news-cat-tag{position:absolute;top:16px;left:16px;z-index:2}
.news-featured-content{flex:1;padding:32px 36px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(135deg,#fff 0%,#f8faff 100%);border-left:3px solid transparent;transition:border-color .3s}
.news-featured:hover .news-featured-content{border-left-color:#1e5aad}
.news-featured-content .news-date{margin-bottom:12px}
.news-featured-content h2{color:#0a1628;font-size:24px;font-weight:700;line-height:1.35;margin-bottom:14px;transition:color .2s}
.news-featured:hover .news-featured-content h2{color:#1e5aad}
.news-featured-content .news-excerpt{color:#64748b;font-size:15px;line-height:1.7;margin-bottom:20px}

/* ===== News Category Tag ===== */

.news-cat-tag{display:inline-block;background:#1e5aad;color:#fff;font-size:11px;font-weight:600;padding:4px 12px;border-radius:4px;letter-spacing:.3px;white-space:nowrap}

/* ===== News Date ===== */

.news-date{display:flex;align-items:center;gap:6px;font-size:13px;color:#94a3b8}
.news-date svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ===== News Read More ===== */

.news-read-more{display:inline-flex;align-items:center;gap:4px;color:#1e5aad;font-size:13px;font-weight:600;text-decoration:none;transition:gap .2s,color .2s}
.news-read-more:hover{color:#f5a623;gap:8px}
.news-read-more svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .2s}
.news-read-more:hover svg{transform:translateX(2px)}

/* ===== News Pagination ===== */

.news-pagination{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:40px;flex-wrap:wrap}

/* ===== Article Detail Styles ===== */

.article-header{margin-bottom:32px}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:20px;margin-bottom:20px;font-size:14px;color:#64748b}
.article-meta-item{display:inline-flex;align-items:center;gap:6px}
.article-meta-item svg{width:16px;height:16px;stroke:#64748b;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.article-hero-img{width:100%;border-radius:8px;aspect-ratio:16/9;object-fit:cover;margin-bottom:32px}
.article-body{font-size:16px;line-height:1.85;color:#334155}
.article-body p{margin-bottom:20px}
.article-body h3{color:#0a1628;font-size:20px;font-weight:700;margin:32px 0 16px;padding-left:14px;border-left:3px solid #1e5aad}
.article-body blockquote{margin:28px 0;padding:20px 28px;background:#f0f5ff;border-left:4px solid #1e5aad;border-radius:0 8px 8px 0;font-style:italic;color:#475569;font-size:17px;line-height:1.7}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;margin:32px 0}
.article-tag{display:inline-block;padding:6px 16px;font-size:13px;font-weight:500;color:#475569;background:#f1f5f9;border-radius:20px;transition:all .2s}
.article-tag:hover{background:#1e5aad;color:#fff}
.article-nav{display:flex;justify-content:space-between;gap:20px;padding:24px 0;border-top:1px solid #e2e8f0;border-bottom:1px solid #e2e8f0;margin:32px 0}
.article-nav-item{flex:1;text-align:center}
.article-nav-item:first-child{text-align:left}
.article-nav-item:last-child{text-align:right}
.article-nav-label{font-size:12px;font-weight:700;color:#94a3b8;text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.article-nav-title{font-size:15px;font-weight:600;color:#0a1628;line-height:1.4;transition:color .2s}
.article-nav-title:hover{color:#f5a623}
.article-nav-divider{width:1px;background:#e2e8f0;margin:0 20px}
.related-news{margin-top:36px}
.related-news h3{font-size:22px;font-weight:700;color:#0a1628;margin-bottom:20px}
.related-card{display:flex;gap:16px;padding:16px;background:#fff;border:1px solid #e2e8f0;border-radius:8px;transition:all .3s;margin-bottom:12px}
.related-card:hover{box-shadow:0 4px 16px rgba(30,90,173,.1);border-color:rgba(147,197,253,.4);transform:translateY(-2px)}
.related-card-img{width:30%;flex-shrink:0;border-radius:6px;overflow:hidden;min-height:80px}
.related-card-img img{width:100%;height:100%;object-fit:cover}
.related-card-body{flex:1;display:flex;flex-direction:column;justify-content:center}
.related-card-title{font-size:15px;font-weight:600;color:#0a1628;line-height:1.4;margin-bottom:6px;transition:color .2s}
.related-card:hover .related-card-title{color:#f5a623}
.related-card-meta{font-size:12px;color:#94a3b8}
.btn-back-news{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;font-size:15px;font-weight:600;color:#1e5aad;border:2px solid #1e5aad;border-radius:8px;background:transparent;cursor:pointer;transition:all .2s;margin-top:24px;text-decoration:none}
.btn-back-news:hover{background:#1e5aad;color:#fff}
.btn-back-news svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ===== Keyframes ===== */

@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}
@keyframes fadeInUp{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeInLeft{from{opacity:0;transform:translateX(-40px)}to{opacity:1;transform:translateX(0)}}
@keyframes fadeInRight{from{opacity:0;transform:translateX(40px)}to{opacity:1;transform:translateX(0)}}
@keyframes scaleIn{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
@keyframes slideInDown{from{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}
@keyframes waPulse{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.6);opacity:0}}
@keyframes waDot{0%,60%,100%{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}

/* ===== Responsive (Media Queries) ===== */

@media (max-width:640px){
  .topbar-right{display:none}
  .topbar-left span:nth-child(2){display:none}
  .products-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .products-grid .product-img{height:150px}
  .products-grid .product-body{padding:12px}
  .products-grid .product-body h3{font-size:14px}
  .products-grid .product-body p{font-size:12px}
  .adv-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr !important}
  .footer-qr-item img{width:80px;height:80px}
  .cert-unified-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .equipment-grid{grid-template-columns:1fr 1fr;gap:12px}
  .equipment-card-img{height:130px}
  .equipment-card-body{padding:12px}
  .equipment-card-body h4{font-size:13px}
  .equipment-card-body p{font-size:11px}
}

@media (max-width:1024px){
  .nav-links,.nav-cta{padding:7px 14px !important;font-size:14px !important;display:none}
  .mobile-toggle{display:block}
  .mega-menu,.nav-dropdown{display:none!important}
  .products-grid{grid-template-columns:repeat(2,1fr)}
  .about-grid{grid-template-columns:1fr;gap:40px}
  .about-img img{height:300px}
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .app-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-qr-section{grid-column:1/-1;justify-content:center;padding-top:16px;border-top:1px solid rgba(255,255,255,.06)}
  .dual-panel{grid-template-columns:1fr}
  .dual-left{border-right:none;border-bottom:1px solid #e2e8f0}
  .about-checks{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr 1fr}
  .section-title h2{font-size:32px}
  .cert-unified-grid{grid-template-columns:repeat(2,1fr)}
  .about-sidebar{width:275px}
  .about-sidebar-news{display:none}
  .key-data-grid{grid-template-columns:repeat(2,1fr)}
  .qc-grid{grid-template-columns:repeat(2,1fr)}
  .cert-big-grid{grid-template-columns:1fr}
  .cert-small-grid{grid-template-columns:repeat(3,1fr)}
  .equipment-grid{grid-template-columns:repeat(2,1fr)}
  .about-sidebar-contact{display:none}
  .contact-cards-grid{grid-template-columns:1fr 1fr}
  .mega-menu{display:none!important}
  .nav-dropdown{display:none!important}
  .about-sidebar-news,.about-sidebar-contact{display:none}
  .products-grid.prod-cat-grid{grid-template-columns:repeat(3,1fr)!important;gap:18px!important}
  .news-featured{flex-direction:column}
  .news-featured-img{width:100%;min-height:220px}
  .news-featured-content{border-left:none;border-top:3px solid transparent}
  .news-featured:hover .news-featured-content{border-top-color:#1e5aad}
  .article-nav{flex-direction:column;gap:16px}
  .article-nav-item:first-child,.article-nav-item:last-child{text-align:center}
  .article-nav-divider{width:100%;height:1px;margin:0}
}

@media (max-width:768px){
  .hero h1{font-size:34px;line-height:1.2!important;letter-spacing:-.6px!important;margin-bottom:16px!important}
  .hero h2{font-size:29px;line-height:1.24!important;letter-spacing:-.6px!important;margin-bottom:16px!important}
  .hero-desc{font-size:16px;line-height:1.62!important;margin-bottom:22px!important;max-width:100%!important}
  .hero-stats{gap:24px;flex-wrap:wrap;margin-top:34px;padding-top:22px}
  .hero-stat-num{font-size:30px}
  .btn-primary,.btn-outline{font-size:15px;padding:14px 28px}
  .tab-product-grid{grid-template-columns:repeat(2,1fr)!important;gap:14px!important}
  .product-tabs{gap:6px;margin-bottom:24px}
  .product-tab-btn{padding:8px 16px;font-size:13px}
  .about-videos{grid-template-columns:repeat(3,1fr)!important;gap:8px!important;margin-top:10px}
  .news-grid{grid-template-columns:1fr!important;gap:20px}
  .news-thumb{width:120px!important;height:80px!important;flex-shrink:0}
  /* 窄屏下箭头会压住 CTA 按钮文字（实测 390px 时盖掉按钮首字母），
     所以手机上隐藏箭头，改用圆点 + 左右滑动手势切换。 */
  .hero-nav-btn{display:none!important}
  .section{padding:48px 0}
  .container{padding:0 16px}
  h1,h2,h3,h4{overflow-wrap:break-word;word-wrap:break-word}
  .hero{min-height:auto!important;height:auto!important;padding:0}
  .hero-content{min-height:auto!important;z-index:2!important;padding:0 16px!important}
  .hero-left{padding:56px 0 76px!important;max-width:100%!important}
  .hero-badge{padding:6px 16px;margin-bottom:18px}
  .hero-badge-text{font-size:12px}
  .hero-btns{gap:12px}
  .hero-btns .btn-primary,.hero-btns .btn-outline{font-size:14px;padding:12px 24px}
  .hero-stat-label{font-size:10px;letter-spacing:.5px}
  .hero-controls{bottom:20px;gap:14px}
  .hero-slide-bg{object-position:center center}
  .section-title{margin-bottom:32px}
  .section-title h2{font-size:24px!important;line-height:1.3!important}
  .section-title p{font-size:14px!important;line-height:1.6}
  .section-tag,.about-tag,.dual-tag{font-size:11px!important;letter-spacing:1.2px;margin-bottom:8px}
  .products-grid{grid-template-columns:repeat(2,1fr)!important;gap:14px!important}
  .product-card .product-img{height:170px!important;background:#f8fafc}
  .product-img a{display:block;width:100%;height:100%}
  .product-img img{width:100%;height:100%;object-fit:contain;padding:8px}
  .product-body{padding:14px!important}
  .product-body h3{font-size:14px!important;line-height:1.4}
  .product-body p{font-size:12.5px!important;line-height:1.5}
  .about-grid{grid-template-columns:1fr!important;gap:28px!important}
  .about-img img{height:auto!important;aspect-ratio:16/9;object-fit:cover;width:100%}
  .about-video-item{aspect-ratio:16/9}
  .about-video-item .video-thumb{width:100%!important;height:100%!important;object-fit:cover}
  .about-content h2{font-size:24px!important;line-height:1.3!important}
  .about-content p{font-size:15px!important;line-height:1.7}
  .about-checks{grid-template-columns:1fr 1fr!important;gap:10px!important;margin-bottom:24px}
  .adv-grid{grid-template-columns:1fr!important;gap:20px}
  .app-grid{grid-template-columns:1fr!important}
  .app-card{height:220px!important}
  .app-card img{width:100%!important;height:100%!important;object-fit:cover;object-position:center}
  .news-thumb img{width:100%!important;height:100%!important;object-fit:cover}
  .knowledge-thumb{width:100px!important;height:70px!important;flex-shrink:0}
  .knowledge-thumb img{width:100%!important;height:100%!important;object-fit:cover}
  .contact-grid{grid-template-columns:1fr!important}
  .form-row{grid-template-columns:1fr!important;gap:12px}
  .dual-panel{grid-template-columns:1fr!important}
  .dual-title{font-size:22px;line-height:1.3}
  .prod-gallery{grid-template-columns:repeat(2,1fr)!important;gap:10px!important}
  .prod-gallery-item{height:auto!important;aspect-ratio:4/3}
  .prod-gallery-item a{display:block;width:100%;height:100%}
  .prod-gallery-item img{width:100%;height:100%;object-fit:cover}
  .prod-stats{grid-template-columns:repeat(3,1fr)!important;gap:8px!important}
  .prod-stat-num{font-size:22px}
  .prod-stat-label{font-size:11px}
  .cert-grid{grid-template-columns:repeat(3,1fr)!important;gap:10px!important}
  .cert-card{padding:14px 10px}
  .cert-img img{width:100%!important;height:100%!important;object-fit:cover}
  .cert-name{font-size:12px}
  .cert-desc{font-size:11px}
  .footer-grid{grid-template-columns:1fr 1fr!important;gap:28px}
  .footer-qr-section{grid-column:1/-1;justify-content:center;padding-top:16px;border-top:1px solid rgba(255,255,255,.06)}
  .page-banner{padding:56px 0}
  .page-banner h1{font-size:30px}
  .page-banner p{font-size:15px}
  .about-layout{flex-direction:column;gap:0;padding:0}
  .about-sidebar{width:100%;position:sticky;top:64px;z-index:50;border-radius:0;box-shadow:0 2px 8px rgba(0,0,0,.08);border-bottom:1px solid #e2e8f0}
  .about-sidebar-title{display:none}
  .about-sidebar-nav{display:flex;overflow-x:auto;padding:6px 8px;gap:4px;-webkit-overflow-scrolling:touch;flex-wrap:wrap}
  .about-sidebar-nav::-webkit-scrollbar{display:none}
  .about-sidebar-item{flex-shrink:0}
  .about-sidebar-link{border-left:none;border-bottom:2px solid transparent;padding:8px 14px;white-space:normal;font-size:13px;border-radius:6px;word-break:break-word;line-height:1.3;text-align:center;min-height:36px;display:flex;align-items:center;justify-content:center}
  .about-sidebar-link.active{border-left:none;border-bottom-color:#1e5aad;background:transparent}
  .about-sidebar-link.has-sub svg{display:none}
  .about-sidebar-sub{display:none!important}
  .about-content{padding:0 16px}
  .about-section{padding:32px 0}
  .company-grid{grid-template-columns:1fr;gap:24px}
  .company-videos{grid-template-columns:repeat(3,1fr);gap:8px}
  .factory-gallery{grid-template-columns:repeat(2,1fr);gap:10px}
  .factory-gallery-item img{height:140px}
  .factory-gallery-label{font-size:11px;padding:20px 10px 6px}
  .key-data-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .key-data-num{font-size:24px}
  .qc-grid{grid-template-columns:repeat(2,1fr);gap:10px}
  .cert-small-grid{grid-template-columns:1fr;gap:10px}
  .honor-grid{grid-template-columns:1fr;gap:10px}
  .about-section-title{font-size:24px}
  .warehouse-img img{height:200px}
  .cert-big-card{flex-direction:column;text-align:center;padding:24px 18px}
  .cert-big-card-img{padding:0!important;text-align:left}
  .cert-big-card-img .cert-big-text{padding:0 16px 16px}
  .contact-cards-grid{grid-template-columns:1fr!important;gap:16px!important}
  .contact-form-card{padding:20px}
  .contact-form-card .form-row-two{grid-template-columns:1fr!important;gap:0}
  .filter-bar{padding:14px;gap:8px}
  .filter-chip{padding:5px 12px;font-size:12px}
  .filter-label{font-size:12px}
  .sidebar-search{display:none!important}
  .about-section-desc{font-size:15px}
  .products-grid.prod-cat-grid{grid-template-columns:repeat(2,1fr)!important;gap:14px!important}
  .product-img{height:170px}
  .prod-cta{padding:40px 24px}
  .prod-cta h2{font-size:24px}
  .prod-cta p{font-size:15px}
  .wa-float-btn{width:48px;height:48px;right:16px;top:auto;bottom:20px;transform:none}
  .wa-float-btn:hover{transform:scale(1.05)}
  .wa-float-btn svg{width:26px;height:26px}
  .cat-sub{display:none!important}
  .about-sidebar-link .cat-arrow{display:none!important}
  .pd-product-title{margin-top:20px}
  .pd-top{grid-template-columns:1fr;gap:24px;padding:20px}
  .pd-model{font-size:22px}
  .pd-key-specs{grid-template-columns:1fr}
  .pd-feature-list{grid-template-columns:1fr}
  .pd-order-grid{grid-template-columns:1fr}
  .pd-tab-btn{padding:12px 16px;font-size:13px}
  .pd-tab-panel{padding:20px}
  .form-grid-2{grid-template-columns:1fr}
  .news-featured-content{padding:24px}
  .news-featured-content h2{font-size:20px}
  .related-card{flex-direction:column}
  .related-card-img{width:100%;min-height:160px}
  .article-meta{flex-direction:column;gap:10px;align-items:flex-start}
}

@media (max-width:1200px){
  .tab-product-grid{grid-template-columns:repeat(3,1fr)}
}

@media (max-width:480px){
  .tab-product-grid{grid-template-columns:repeat(2,1fr);gap:12px}
  .product-card .product-img{height:200px!important}
  .product-body{padding:12px!important}
  .product-body h3{font-size:14px!important}
  .product-body p{font-size:12px!important;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .hero-content{padding:0 14px!important}
  .hero-left{padding:48px 0 68px!important}
  .hero h1{font-size:24px!important}
  .hero h2{font-size:22px!important}
  .hero-desc{font-size:14px!important}
  .hero-btns{flex-direction:row;flex-wrap:wrap;gap:10px}
  .hero-btns .btn-primary,.hero-btns .btn-outline{width:auto;justify-content:center;padding:11px 20px;font-size:13px}
  .hero-stats{gap:14px}
  .hero-stat-num{font-size:20px!important}
  .section-title h2{font-size:20px!important}
  .section-title p{font-size:13px!important}
  .dual-title{font-size:19px}
  .about-content h2{font-size:20px!important}
  .products-grid,.tab-product-grid{grid-template-columns:1fr 1fr!important;gap:10px!important}
  .product-img img{padding:6px}
  .about-img img{height:200px!important}
  .about-videos{grid-template-columns:repeat(3,1fr)!important;gap:6px!important}
  .about-checks{grid-template-columns:1fr!important}
  .prod-gallery{grid-template-columns:1fr 1fr!important;gap:8px!important}
  .prod-gallery-item{aspect-ratio:4/3!important;height:auto!important}
  .prod-gallery-label{font-size:10px;padding:16px 8px 6px}
  .prod-stats{gap:6px!important}
  .prod-stat-num{font-size:18px}
  .prod-stat-label{font-size:10px}
  .cert-grid{grid-template-columns:1fr 1fr!important}
  .footer-grid{grid-template-columns:1fr!important}
  .footer-qr-item img{width:80px;height:80px}
  .lang-select{padding:6px 10px;font-size:14px;gap:5px}
  .lang-select #langFlagBtn svg{width:22px!important;height:15px!important}
  .lang-select .lang-arrow{width:10px;height:10px}
  .lang-dropdown{min-width:165px!important;max-height:60vh;overflow-y:auto}
  .lang-dropdown a{font-size:14px!important;padding:8px 12px!important}
  .lang-dropdown a .flag svg{width:24px!important;height:16px!important}
  .wa-float-btn{width:48px;height:48px;right:16px;top:auto;bottom:20px;transform:none}
  .wa-float-btn:hover{transform:scale(1.05)}
  .wa-float-btn svg{width:26px;height:26px}
  .wa-chat-box{right:10px;left:10px;width:auto;top:auto;bottom:78px;transform:translateY(20px) scale(.95)}
  .wa-chat-box.wa-open{transform:translateY(0) scale(1)}
  .back-to-top{width:44px;height:44px;right:16px;bottom:78px}
  .back-to-top svg{width:20px;height:20px}
  #backToTop{width:44px!important;height:44px!important;right:16px!important;bottom:78px!important}
  #backToTop svg{width:20px!important;height:20px!important}
  .contact-card{padding:22px 18px}
  .contact-form-card{padding:18px 16px}
  .map-container iframe{height:300px!important}
  .products-grid.prod-cat-grid{grid-template-columns:1fr!important;gap:12px!important}
  .product-img{height:200px}
  .page-banner h1{font-size:26px!important}
  .page-banner p{font-size:14px}
  .prod-cta{padding:32px 18px}
  .prod-cta h2{font-size:20px}
  .prod-cta .btn-primary,.prod-cta .btn-orange{font-size:14px;padding:12px 22px;width:100%;justify-content:center}
  .pd-top{padding:16px}
  .pd-thumb{width:56px;height:56px}
  .pd-actions{flex-direction:column}
  .btn-enquiry,.btn-datasheet{width:100%;justify-content:center}
  .news-filter-bar{padding:14px;gap:8px}
  .news-filter-bar .filter-chip{padding:5px 12px;font-size:12px}
  .news-filter-bar .filter-label{font-size:12px}
}