:root {
    --space-950: #0b2f5e;
    --space-900: #0e3a6b;
    --space-800: #14508f;
    --space-700: #1b62a8;
    --space-600: #2a76bd;
    --cyan-400: #0ea5e9;
    --cyan-500: #0284c7;
    --cyan-600: #0369a1;
    --cyan-glow: rgba(14,165,233,0.35);
    --purple-500: #6366f1;
    --green-400: #10b981;
    --text-primary: #123456;
    --text-secondary: #4a6b8a;
    --text-muted: #7a93ad;
    --glass-bg: rgba(255,255,255,0.72);
    --glass-border: rgba(14,165,233,0.22);
    --glass-hover: rgba(14,165,233,0.1);
    --line: rgba(18,52,86,0.1);
    --bg-dark: #eef6ff;
    --bg-section: #f2f8ff;
    --bg-alt: #e8f3fd;
    --radius: 16px;
    --radius-sm: 10px;
    --shadow-card: 0 8px 32px rgba(30,80,140,0.14);
    --ease: cubic-bezier(0.4,0,0.2,1);
    --font-head: "Oswald","Arial Narrow","Noto Sans SC",Arial,sans-serif;
    --font-body: "Noto Sans SC","Helvetica Neue","PingFang SC",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;list-style:none;text-decoration:none}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--text-primary);line-height:1.7;background:var(--bg-dark);overflow-x:hidden}
body::before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(ellipse 800px 600px at 15% 10%,rgba(14,165,233,0.1),transparent 60%),radial-gradient(ellipse 600px 500px at 85% 80%,rgba(99,102,241,0.07),transparent 60%);pointer-events:none;z-index:0}
img{max-width:100%;display:block}
a{color:inherit;transition:color .3s}
button{font-family:inherit;cursor:pointer}
.container{max-width:1240px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
section[id],footer{scroll-margin-top:84px}
:focus-visible{outline:2px solid var(--cyan-400);outline-offset:2px}
.btn{display:inline-block;padding:13px 32px;background:linear-gradient(135deg,var(--cyan-500),var(--cyan-600));color:#fff;border-radius:var(--radius-sm);font-weight:600;border:1px solid rgba(0,212,255,0.3);cursor:pointer;transition:all .35s var(--ease);box-shadow:0 4px 20px rgba(0,180,216,0.3);position:relative;overflow:hidden;font-size:14px;letter-spacing:.5px}
.btn::before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);transition:left .6s}
.btn:hover{background:linear-gradient(135deg,var(--cyan-400),var(--cyan-500));transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,212,255,0.45);border-color:var(--cyan-400)}
.btn:hover::before{left:100%}
.btn:active{transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--cyan-400);border:1.5px solid var(--cyan-400);box-shadow:none}
.btn-outline:hover{background:rgba(0,212,255,0.1);color:#fff;box-shadow:0 0 20px rgba(0,212,255,0.2)}
.btn-light{background:rgba(255,255,255,0.1);color:#fff;border:1px solid rgba(255,255,255,0.2);backdrop-filter:blur(10px);box-shadow:none}
.btn-light:hover{background:rgba(255,255,255,0.18);border-color:rgba(255,255,255,0.4)}
.btn-lg{padding:16px 42px;font-size:15px}
.section-title{text-align:center;font-size:36px;margin-bottom:16px;color:var(--text-primary);position:relative;width:100%;font-weight:700;font-family:var(--font-head);letter-spacing:1px;line-height:1.2}
.section-title::after{content:"";position:absolute;left:50%;bottom:-12px;transform:translateX(-50%);width:60px;height:3px;background:linear-gradient(90deg,var(--cyan-400),var(--purple-500));border-radius:2px}
.section-subtitle{text-align:center;font-size:16px;color:var(--text-secondary);margin:0 auto 56px;max-width:680px}
.section-title-left{text-align:left;font-size:30px;margin-bottom:14px;color:var(--text-primary);font-weight:700;font-family:var(--font-head);letter-spacing:.5px;position:relative;padding-bottom:14px}
.section-title-left::after{content:"";position:absolute;left:0;bottom:0;width:50px;height:3px;background:linear-gradient(90deg,var(--cyan-400),var(--purple-500));border-radius:2px}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal-left{opacity:0;transform:translateX(-36px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal-right{opacity:0;transform:translateX(36px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in-view,.reveal-left.in-view,.reveal-right.in-view{opacity:1;transform:none}
.top-bar{background:linear-gradient(90deg,#dcebfb,#c3defa);color:var(--text-secondary);padding:8px 0;font-size:13px;border-bottom:1px solid var(--glass-border)}
.top-bar .container{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px}
.top-bar-left,.top-bar-right{display:flex;align-items:center;gap:22px}
.top-bar .item{display:flex;align-items:center;gap:7px}
.top-bar .item a{color:var(--text-secondary);transition:color .3s}
.top-bar .item a:hover{color:var(--cyan-400)}
.top-bar .item svg{width:14px;height:14px;stroke:var(--cyan-400);fill:none;stroke-width:2;stroke-linecap:round}
.lang-switch{display:flex;gap:4px;align-items:center}
.lang-switch a{color:var(--text-muted);padding:3px 10px;border-radius:4px;font-size:12px;transition:all .3s;font-weight:600}
.lang-switch a.active{color:var(--cyan-400);background:rgba(0,212,255,0.1)}
.lang-switch a:hover:not(.active){color:var(--text-primary)}
.social-links{display:flex;gap:4px}
.social-links a{color:var(--text-muted);width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;transition:all .3s}
.social-links a:hover{color:var(--cyan-400);background:rgba(0,212,255,0.1);transform:translateY(-2px)}
.social-links svg{width:15px;height:15px;fill:currentColor}
.main-nav{background:rgba(238,246,255,0.88);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--glass-border);position:sticky;top:0;z-index:999;transition:all .3s}
.main-nav.scrolled{background:rgba(232,243,253,0.96);box-shadow:0 4px 24px rgba(30,80,140,0.12)}
.main-nav .container{display:flex;justify-content:space-between;align-items:center;height:76px;transition:height .3s var(--ease)}
.main-nav.scrolled .container{height:62px}
.logo{display:flex;align-items:center;gap:10px}
.logo .logo-mark{width:42px;height:42px;border-radius:10px;background:linear-gradient(135deg,var(--cyan-500),var(--cyan-600));display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--font-head);font-weight:700;font-size:22px;box-shadow:0 0 20px var(--cyan-glow),inset 0 1px 0 rgba(255,255,255,0.25);border:1px solid rgba(255,255,255,0.3)}
.logo .logo-text{font-family:var(--font-head);font-size:24px;font-weight:700;color:var(--text-primary);letter-spacing:1px;line-height:1}
.logo .logo-text small{display:block;font-family:var(--font-body);font-size:9px;letter-spacing:3px;color:var(--text-muted);font-weight:500}
.menu{display:flex;gap:26px}
.menu>li{position:relative}
.menu>li>a{color:var(--text-secondary);font-weight:500;line-height:76px;display:block;transition:color .3s;font-size:14.5px;position:relative;letter-spacing:.3px}
.menu>li>a:hover,.menu>li>a.active{color:var(--cyan-400)}
.menu>li>a::after{content:"";position:absolute;left:0;bottom:24px;width:0;height:2px;background:linear-gradient(90deg,var(--cyan-400),var(--purple-500));transition:width .35s ease;box-shadow:0 0 8px var(--cyan-glow)}
.menu>li>a:hover::after,.menu>li>a.active::after{width:100%}
.sub-menu{position:absolute;top:100%;left:0;background:rgba(248,252,255,0.98);backdrop-filter:blur(20px);min-width:280px;box-shadow:0 20px 40px rgba(30,80,140,0.18);opacity:0;visibility:hidden;transform:translateY(14px);transition:all .35s ease;padding:14px 0;border-top:2px solid var(--cyan-400);border-radius:0 0 12px 12px;border-left:1px solid var(--glass-border);border-right:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border);z-index:100}
.menu>li:hover .sub-menu{opacity:1;visibility:visible;transform:translateY(0)}
.sub-menu li a{display:block;padding:11px 24px;color:var(--text-secondary);font-size:13.5px;transition:all .3s}
.sub-menu li a:hover{background:rgba(0,212,255,0.06);color:var(--cyan-400);padding-left:30px}
.scroll-progress{position:absolute;left:0;bottom:0;height:2px;width:0;background:linear-gradient(90deg,var(--cyan-400),var(--purple-500));z-index:10;box-shadow:0 0 10px var(--cyan-glow)}
.nav-actions{display:flex;align-items:center;gap:14px}
.icon-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--glass-border);background:var(--glass-bg);cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);transition:all .3s}
.icon-btn:hover{background:rgba(0,212,255,0.1);color:var(--cyan-400);border-color:var(--cyan-400);transform:translateY(-2px)}
.icon-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:6px}
.hamburger span{width:24px;height:2.5px;background:var(--text-primary);border-radius:2px;transition:.3s}
.hamburger:hover span{background:var(--cyan-400)}
.mobile-menu{position:fixed;top:0;right:-100%;width:82%;max-width:340px;height:100vh;background:rgba(248,252,255,0.98);z-index:1000;padding:30px 24px;transition:right .4s ease;overflow-y:auto;box-shadow:-8px 0 30px rgba(30,80,140,0.18);border-left:1px solid var(--glass-border)}
.mobile-menu.active{right:0}
.mobile-menu .close-btn{text-align:right;font-size:28px;cursor:pointer;margin-bottom:20px;transition:color .3s;background:none;border:none;color:var(--text-secondary);width:100%}
.mobile-menu .close-btn:hover{color:var(--cyan-400)}
.mobile-menu ul{border-top:1px solid var(--line)}
.mobile-menu>ul>li>a{display:block;padding:16px 0;color:var(--text-secondary);font-weight:500;border-bottom:1px solid var(--line);transition:all .3s;font-size:15px}
.mobile-menu>ul>li>a:hover{color:var(--cyan-400);padding-left:8px}
.mobile-menu .has-sub{display:flex;justify-content:space-between;align-items:center}
.mobile-menu .has-sub::after{content:"+";font-size:20px;color:var(--text-muted);transition:transform .3s}
.mobile-menu .has-sub.open::after{transform:rotate(45deg);color:var(--cyan-400)}
.mobile-menu .sub-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;padding-left:16px;display:none;border:none;background:transparent;backdrop-filter:none}
.mobile-menu .sub-menu.active{display:block}
.mobile-menu .sub-menu li a{padding:10px 0;color:var(--text-muted);font-size:14px;border-bottom:none}
.mobile-menu .sub-menu li a:hover{color:var(--cyan-400);background:none;padding-left:4px}
.mask{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,0.7);backdrop-filter:blur(4px);z-index:999;display:none}
.mask.active{display:block}
.banner{position:relative;height:600px;overflow:hidden;background:#0b2f5e}
.banner-slide{position:absolute;width:100%;height:100%;opacity:0;visibility:hidden;transition:opacity 1.2s ease,visibility 1.2s}
.banner-slide.active{opacity:1;visibility:visible}
.banner-slide .banner-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.05);transition:transform 10s linear}
.banner-slide.active .banner-bg{transform:scale(1.12)}
.banner-slide .banner-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(8,30,70,0.32),rgba(8,30,70,0.10))}
.banner-content{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);text-align:center;color:#fff;z-index:3;width:90%;max-width:860px}
.banner-content .banner-eyebrow{display:inline-block;font-size:12px;letter-spacing:4px;text-transform:uppercase;color:#bfe8ff;border:1px solid rgba(191,232,255,0.5);padding:6px 18px;border-radius:20px;margin-bottom:22px;background:rgba(8,40,80,0.35);backdrop-filter:blur(10px);text-shadow:0 1px 8px rgba(0,0,0,0.35)}
.banner-content h1{font-family:var(--font-head);font-size:54px;font-weight:700;margin-bottom:18px;text-shadow:0 3px 14px rgba(6,26,56,0.7),0 6px 36px rgba(6,26,56,0.55);letter-spacing:1px;line-height:1.15}
.banner-content p{font-size:18px;margin-bottom:32px;color:#dff3ff;text-shadow:0 2px 10px rgba(6,26,56,0.6);font-weight:500;letter-spacing:.5px}
.banner-overlay{position:absolute;inset:0;z-index:1}
.banner::before{content:"";position:absolute;top:10%;left:12%;width:340px;height:340px;background:radial-gradient(circle,rgba(255,244,214,0.5),rgba(255,255,255,0) 68%);z-index:2;border-radius:50%;animation:floatGlow 11s ease-in-out infinite;pointer-events:none}
.banner::after{content:"";position:absolute;top:-12%;left:-18%;width:140%;height:130%;background:linear-gradient(115deg,transparent 32%,rgba(255,255,255,0.16) 45%,transparent 58%);animation:cloudDrift 24s linear infinite alternate;z-index:2;pointer-events:none}
.banner-slide .banner-bg::before{content:"";position:absolute;inset:0;background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,0.22) 44%,rgba(255,255,255,0.05) 50%,transparent 62%);background-size:250% 100%;animation:sunSweep 16s linear infinite;mix-blend-mode:screen;pointer-events:none}
.banner-slide::before{content:"";position:absolute;inset:0;z-index:1;background:radial-gradient(circle at 18% 72%,rgba(255,255,255,0.38) 0 2px,transparent 6px),radial-gradient(circle at 72% 28%,rgba(191,232,255,0.45) 0 2px,transparent 6px),radial-gradient(circle at 46% 58%,rgba(255,244,214,0.32) 0 3px,transparent 8px),radial-gradient(circle at 86% 62%,rgba(255,255,255,0.3) 0 2px,transparent 7px),radial-gradient(circle at 8% 22%,rgba(191,232,255,0.35) 0 2px,transparent 6px),radial-gradient(circle at 55% 85%,rgba(255,244,214,0.28) 0 2px,transparent 7px);background-size:620px 620px,520px 520px,720px 720px,560px 560px,660px 660px,600px 600px;animation:particleFloat 13s ease-in-out infinite alternate;pointer-events:none}
@keyframes sunSweep{0%{background-position:120% 0}100%{background-position:-40% 0}}
@keyframes particleFloat{0%{transform:translateY(0) translateX(0);opacity:.5}100%{transform:translateY(-22px) translateX(12px);opacity:.95}}
@keyframes floatGlow{0%,100%{opacity:.45;transform:translateY(0) scale(1)}50%{opacity:.95;transform:translateY(-16px) scale(1.1)}}
@keyframes cloudDrift{0%{transform:translateX(-3%)}100%{transform:translateX(3%)}}
@keyframes breatheGlow{0%,100%{opacity:.35;transform:scale(1)}50%{opacity:.8;transform:scale(1.15)}}
.banner-dots{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:4}
.banner-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,0.3);cursor:pointer;transition:all .35s;border:1px solid rgba(255,255,255,0.3)}
.banner-dots span:hover{background:var(--cyan-400);transform:scale(1.3)}
.banner-dots span.active{background:var(--cyan-400);width:36px;border-radius:6px;box-shadow:0 0 12px var(--cyan-glow)}
.banner-arrow{position:absolute;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.15);color:#fff;cursor:pointer;z-index:4;display:flex;align-items:center;justify-content:center;transition:all .3s;font-size:18px;backdrop-filter:blur(10px)}
.banner-arrow:hover{background:rgba(0,212,255,0.2);color:var(--cyan-400);border-color:var(--cyan-400);box-shadow:0 0 20px var(--cyan-glow)}
.banner-arrow.prev{left:30px}
.banner-arrow.next{right:30px}
.page-banner{position:relative;height:300px;overflow:hidden;display:flex;align-items:center;background:#0b2f5e}
.page-banner .banner-bg{position:absolute;inset:0;background:linear-gradient(135deg,#0b2f5e,#1b62a8);background-size:cover;background-position:center}
.page-banner .banner-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(8,30,70,0.36),rgba(8,30,70,0.14))}
.page-banner .banner-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(8,30,70,0.3),rgba(8,30,70,0.12))}
.page-banner .container{position:relative;z-index:3;color:#fff}
.page-banner{--text-secondary:#d7ecff;--text-muted:#b8d8f5}
.page-banner h1{font-family:var(--font-head);font-size:40px;font-weight:700;margin-bottom:10px;letter-spacing:1px;text-shadow:0 2px 12px rgba(6,26,56,0.55)}
.page-banner p{font-size:16px;color:var(--text-secondary);max-width:600px;text-shadow:0 1px 8px rgba(6,26,56,0.4)}
.breadcrumb{margin-top:14px;font-size:13px;color:var(--text-muted)}
.breadcrumb a{color:var(--text-muted);transition:color .3s}
.breadcrumb a:hover{color:var(--cyan-400)}
.breadcrumb span{margin:0 8px;color:var(--text-muted)}
.stats-bar{background:linear-gradient(rgba(226,242,254,0.55),rgba(214,236,252,0.68)),url('../img/nature-meadow-wind.jpg') center/cover no-repeat;padding:70px 0;position:relative;overflow:hidden;border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.stats-bar::before{content:"";position:absolute;top:-50%;right:-5%;width:500px;height:500px;background:radial-gradient(circle,rgba(14,165,233,0.22),transparent 65%);border-radius:50%;animation:breatheGlow 9s ease-in-out infinite;pointer-events:none}
.stats-bar::after{content:"";position:absolute;bottom:-50%;left:-5%;width:400px;height:400px;background:radial-gradient(circle,rgba(99,102,241,0.16),transparent 65%);border-radius:50%;animation:breatheGlow 11s ease-in-out infinite;pointer-events:none}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;position:relative;z-index:2}
.stat-item{text-align:center;color:#123456;padding:20px}
.stat-item .stat-num{font-family:var(--font-head);font-size:52px;font-weight:700;color:#0369a1;line-height:1;margin-bottom:10px;text-shadow:0 2px 14px rgba(255,255,255,0.8)}
.stat-item .stat-num .suffix{font-size:24px;color:#0369a1}
.stat-item .stat-label{font-size:14px;color:#1e4a7a;letter-spacing:1px;text-transform:uppercase;font-weight:600}
.products-section{padding:90px 0;background:var(--bg-section)}
.products-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.product-card{background:var(--glass-bg);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-card);transition:all .4s var(--ease);border:1px solid var(--glass-border);backdrop-filter:blur(10px);position:relative}
.product-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--cyan-400),transparent);opacity:0;transition:opacity .4s}
.product-card:hover{transform:translateY(-8px);box-shadow:0 20px 50px rgba(0,0,0,0.5),0 0 30px rgba(0,212,255,0.1);border-color:rgba(0,212,255,0.3)}
.product-card:hover::before{opacity:1}
.product-card .pc-img{height:220px;overflow:hidden;position:relative;background:var(--space-800)}
.product-card .pc-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.product-card:hover .pc-img img{transform:scale(1.08)}
.product-card .pc-body{padding:26px}
.product-card .pc-tag{display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--cyan-400);background:rgba(0,212,255,0.08);padding:4px 12px;border-radius:4px;margin-bottom:12px;border:1px solid rgba(0,212,255,0.15)}
.product-card .pc-title{font-size:19px;font-weight:700;color:var(--text-primary);margin-bottom:10px;font-family:var(--font-head);letter-spacing:.5px}
.product-card .pc-desc{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:18px;min-height:44px}
.product-card .pc-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--cyan-400);transition:all .3s}
.product-card .pc-link:hover{gap:12px}
.product-card .pc-link svg{width:16px;height:16px;stroke:currentColor;fill:none;stroke-width:2}
.product-card .pc-link::after{content:"";position:absolute;inset:0;z-index:1;cursor:pointer}
.product-card .pc-link:hover::after{background:rgba(14,165,233,0.03)}
.solutions-section{padding:90px 0;background:var(--bg-alt)}
.solutions-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.solution-card{position:relative;border-radius:var(--radius);overflow:hidden;min-height:300px;display:flex;align-items:flex-end;box-shadow:var(--shadow-card);transition:all .4s;border:1px solid var(--glass-border)}
.solution-card{--text-secondary:#dceeff;--text-muted:#b8d8f5}
.solution-card:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(0,0,0,0.35)}
.solution-card .sc-bg{position:absolute;inset:0;background-size:cover;background-position:center;transition:transform .6s}
.solution-card:hover .sc-bg{transform:scale(1.06)}
.solution-card .sc-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(5,13,26,0.95),rgba(5,13,26,0.3))}
.solution-card .sc-content{position:relative;z-index:2;padding:32px;color:#fff;width:100%}
.solution-card .sc-icon{width:52px;height:52px;border-radius:12px;background:rgba(0,212,255,0.12);display:flex;align-items:center;justify-content:center;margin-bottom:16px;border:1px solid rgba(0,212,255,0.2)}
.solution-card .sc-icon svg{width:26px;height:26px;stroke:var(--cyan-400);fill:none;stroke-width:2}
.solution-card h3{font-size:22px;font-weight:700;margin-bottom:10px;font-family:var(--font-head);letter-spacing:.5px}
.solution-card p{font-size:14px;color:var(--text-secondary);margin-bottom:16px;line-height:1.7}
.solution-card .sc-link{color:var(--cyan-400);font-weight:600;font-size:14px;display:inline-flex;align-items:center;gap:6px;transition:gap .3s}
.solution-card .sc-link:hover{gap:12px}
.about-section{padding:90px 0;background:var(--bg-section)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.about-img{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-card);position:relative;border:1px solid var(--glass-border)}
.about-img img{width:100%;height:420px;object-fit:cover}
.about-text h2{font-size:32px;color:var(--text-primary);margin-bottom:18px;font-family:var(--font-head);font-weight:700;letter-spacing:.5px}
.about-text p{font-size:15px;color:var(--text-secondary);line-height:1.85;margin-bottom:16px}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.about-feature{display:flex;align-items:flex-start;gap:14px;padding:16px;background:var(--glass-bg);border-radius:var(--radius-sm);border:1px solid var(--glass-border);transition:all .3s}
.about-feature:hover{border-color:rgba(0,212,255,0.25);background:var(--glass-hover)}
.about-feature .af-icon{width:40px;height:40px;border-radius:10px;background:rgba(0,212,255,0.1);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.about-feature .af-icon svg{width:20px;height:20px;stroke:var(--cyan-400);fill:none;stroke-width:2}
.about-feature h4{font-size:14.5px;font-weight:600;color:var(--text-primary);margin-bottom:2px}
.about-feature p{font-size:12.5px;color:var(--text-muted);margin:0}
.quality-section{padding:90px 0;background:var(--bg-alt)}
.quality-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.quality-card{text-align:center;padding:34px 22px;border-radius:var(--radius);background:var(--glass-bg);border:1px solid var(--glass-border);transition:all .35s;backdrop-filter:blur(10px)}
.quality-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,0.3);box-shadow:0 0 30px rgba(0,212,255,0.1)}
.quality-card .qc-icon{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,rgba(0,212,255,0.15),rgba(123,47,247,0.1));display:flex;align-items:center;justify-content:center;margin:0 auto 18px;border:1px solid rgba(0,212,255,0.2)}
.quality-card .qc-icon svg{width:28px;height:28px;stroke:var(--cyan-400);fill:none;stroke-width:2}
.quality-card h4{font-size:16px;font-weight:700;color:var(--text-primary);margin-bottom:10px}
.quality-card p{font-size:13px;color:var(--text-secondary);line-height:1.7}
.cert-strip{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:48px}
.cert-badge{padding:10px 22px;border:1px solid var(--glass-border);border-radius:8px;font-size:13px;font-weight:600;color:var(--text-secondary);background:var(--glass-bg);transition:all .3s;letter-spacing:.5px;backdrop-filter:blur(10px)}
.cert-badge:hover{border-color:var(--cyan-400);color:var(--cyan-400);background:rgba(0,212,255,0.06);box-shadow:0 0 16px rgba(0,212,255,0.1)}
.news-section{padding:90px 0;background:var(--bg-section)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.news-card{background:var(--glass-bg);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-card);transition:all .4s;border:1px solid var(--glass-border);backdrop-filter:blur(10px)}
.news-card:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(0,0,0,0.5);border-color:rgba(0,212,255,0.25)}
.news-card .nc-img{height:180px;overflow:hidden;background:linear-gradient(135deg,#aed3f7,#dcebfb);position:relative}
.news-card .nc-img img{width:100%;height:100%;object-fit:cover}
.news-card .nc-img svg{width:60px;height:60px;stroke:rgba(14,165,233,0.4);fill:none;stroke-width:1.5;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}
.news-card .nc-date{position:absolute;top:14px;left:14px;background:#0284c7;color:#fff;padding:5px 14px;border-radius:5px;font-size:12px;font-weight:700}
.news-card .nc-body{padding:24px}
.news-card .nc-cat{font-size:11px;font-weight:700;letter-spacing:2px;text-transform:uppercase;color:var(--cyan-400);margin-bottom:10px}
.news-card h3{font-size:17px;font-weight:700;color:var(--text-primary);margin-bottom:10px;line-height:1.45}
.news-card p{font-size:13.5px;color:var(--text-secondary);line-height:1.7;margin-bottom:16px}
.news-card .nc-link{font-size:13px;font-weight:600;color:var(--cyan-400);display:inline-flex;align-items:center;gap:5px;transition:all .3s}
.news-card .nc-link:hover{gap:10px}
.cta-section{padding:80px 0;background:linear-gradient(rgba(10,40,78,0.5),rgba(10,40,78,0.35)),url('../img/nature-mountain-lake.jpg') center/cover no-repeat;position:relative;overflow:hidden;text-align:center;border-top:1px solid var(--glass-border)}
.cta-section::before{content:"";position:absolute;top:-40%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(14,165,233,0.25),transparent 65%);border-radius:50%;animation:breatheGlow 10s ease-in-out infinite;pointer-events:none}
.cta-section::after{content:"";position:absolute;bottom:-40%;right:-10%;width:400px;height:400px;background:radial-gradient(circle,rgba(255,255,255,0.2),transparent 65%);border-radius:50%;animation:breatheGlow 13s ease-in-out infinite;pointer-events:none}
.cta-section h2{font-size:36px;color:#fff;font-family:var(--font-head);font-weight:700;margin-bottom:16px;position:relative;z-index:2;letter-spacing:1px;text-shadow:0 3px 16px rgba(6,26,56,0.6)}
.cta-section p{font-size:17px;color:var(--text-secondary);margin-bottom:32px;position:relative;z-index:2;text-shadow:0 1px 8px rgba(6,26,56,0.45)}
.cta-section .btn{position:relative;z-index:2}
.cta-section{--text-secondary:#e6f5ff}
footer{background:linear-gradient(160deg,#0b2f5e,#0e3a6b 55%,#14508f);color:#9fb4cc;padding:70px 0 0;position:relative;border-top:1px solid var(--glass-border)}
footer{--text-primary:#e8f0f8;--text-secondary:#9fb4cc;--text-muted:#7a93ad;--line:rgba(255,255,255,0.08);--glass-border:rgba(14,165,233,0.28)}
footer::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--cyan-400),var(--purple-500),var(--cyan-400));box-shadow:0 0 20px var(--cyan-glow)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:40px;padding-bottom:44px}
.footer-col h4{color:var(--text-primary);font-size:15px;font-weight:700;margin-bottom:22px;position:relative;padding-bottom:12px;font-family:var(--font-head);letter-spacing:1px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:36px;height:2px;background:linear-gradient(90deg,var(--cyan-400),var(--purple-500));border-radius:2px}
.footer-col .logo{margin-bottom:18px}
.footer-col .logo .logo-text{color:var(--text-primary)}
.footer-col .logo .logo-text small{color:var(--text-muted)}
.footer-col p{font-size:13.5px;line-height:1.8;color:var(--text-muted)}
.footer-links li{margin-bottom:10px}
.footer-links li a{font-size:13.5px;color:var(--text-muted);transition:all .3s;display:inline-flex;align-items:center;gap:6px}
.footer-links li a::before{content:"\203A";color:var(--cyan-400);font-weight:700}
.footer-links li a:hover{color:var(--cyan-400);padding-left:4px}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px;font-size:13.5px}
.footer-contact li svg{width:15px;height:15px;stroke:var(--cyan-400);fill:none;stroke-width:2;flex-shrink:0;margin-top:3px}
.footer-contact li a{color:var(--text-secondary);transition:color .3s}
.footer-contact li a:hover{color:var(--cyan-400)}
.footer-contact li span{color:var(--text-muted)}
.newsletter{margin-top:22px}
.newsletter p{font-size:12.5px;margin-bottom:12px;color:var(--text-muted)}
.newsletter-form{display:flex;gap:0}
.newsletter-form input{flex:1;padding:11px 14px;border:1px solid var(--glass-border);background:rgba(255,255,255,0.12);color:#e8f0f8;font-size:13px;border-radius:6px 0 0 6px;outline:none;transition:border-color .3s}
.newsletter-form input::placeholder{color:#9fb4cc}
.newsletter-form input:focus{border-color:var(--cyan-400)}
.newsletter-form button{padding:11px 18px;background:linear-gradient(135deg,var(--cyan-500),var(--cyan-600));color:#fff;border:none;font-weight:700;font-size:13px;border-radius:0 6px 6px 0;cursor:pointer;transition:all .3s}
.newsletter-form button:hover{background:linear-gradient(135deg,var(--cyan-400),var(--cyan-500))}
.copyright{border-top:1px solid var(--line);padding:22px 0;text-align:center;font-size:12.5px;color:var(--text-muted)}
.fixed-toolbar{position:fixed;right:20px;bottom:30px;z-index:900;display:flex;flex-direction:column;gap:10px}
.fixed-toolbar button,.fixed-toolbar a{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--cyan-500),var(--cyan-600));color:#fff;border:2px solid rgba(255,255,255,0.85);cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 16px rgba(2,132,199,0.4);transition:all .3s;opacity:0;visibility:hidden;transform:translateY(10px)}
.fixed-toolbar button.show,.fixed-toolbar a{opacity:1;visibility:visible;transform:none}
.fixed-toolbar button:hover,.fixed-toolbar a:hover{background:var(--cyan-400);color:#fff;transform:translateY(-3px);box-shadow:0 0 20px var(--cyan-glow)}
.fixed-toolbar svg{width:20px;height:20px;fill:currentColor}
.float-panel{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:900;width:220px;background:linear-gradient(165deg,rgba(42,118,189,0.97),rgba(14,165,233,0.93));backdrop-filter:blur(20px);border-radius:12px 0 0 12px;box-shadow:-4px 8px 30px rgba(0,0,0,0.35);overflow:hidden;transition:transform .4s ease;border:1px solid var(--glass-border);border-right:none}
.float-panel{--text-primary:#eef6ff;--text-muted:#cfe8ff}
.float-panel.collapsed{transform:translate(200px,-50%)}
.fp-header{background:linear-gradient(135deg,var(--cyan-500),var(--cyan-600));color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--glass-border)}
.fp-header h4{font-size:14px;font-weight:700;font-family:var(--font-head);letter-spacing:1px}
.fp-header-btns{display:flex;gap:6px}
.fp-header-btns button{background:none;border:none;color:#dff1ff;cursor:pointer;font-size:16px;transition:color .3s;padding:0 4px}
.fp-header-btns button:hover{color:var(--cyan-400)}
.fp-body{padding:8px 0}
.fp-item a{display:flex;align-items:center;gap:12px;padding:12px 16px;transition:background .3s}.fp-item a:hover .fp-ic{transform:scale(1.1);box-shadow:0 4px 12px rgba(2,132,199,0.42)}
.fp-item a:hover{background:rgba(0,212,255,0.06)}
.fp-ic{width:36px;height:36px;border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0;background:rgba(255,255,255,0.96);box-shadow:0 2px 8px rgba(2,132,199,0.28)}
.fp-ic.phone{background:rgba(255,255,255,0.96)}
.fp-ic.wa{background:rgba(255,255,255,0.96)}
.fp-ic.mail{background:rgba(255,255,255,0.96)}
.fp-ic svg{width:19px;height:19px}.fp-ic.phone svg{fill:#0284c7}.fp-ic.wa svg{fill:#059669}.fp-ic.mail svg{fill:#7c3aed}
.fp-text strong{display:block;font-size:12px;color:#fff;font-weight:700;text-shadow:0 1px 3px rgba(2,132,199,0.35)}
.fp-text span{font-size:12px;color:rgba(255,255,255,0.9)}
.fp-reopen{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:899;background:linear-gradient(135deg,var(--cyan-500),var(--cyan-600));color:#fff;border:1px solid var(--glass-border);border-right:none;padding:14px 8px;border-radius:8px 0 0 8px;cursor:pointer;display:none;box-shadow:-4px 4px 20px rgba(0,0,0,0.4)}
.fp-reopen.show{display:block}
.fp-reopen svg{width:18px;height:18px;fill:currentColor}
.toast-wrap{position:fixed;top:20px;right:20px;z-index:2000;display:flex;flex-direction:column;gap:10px}
.toast{padding:14px 22px;border-radius:10px;background:#0e3a6b;color:#e8f0f8;font-size:14px;box-shadow:0 8px 30px rgba(0,0,0,0.35);animation:slideIn .3s ease;display:flex;align-items:center;gap:8px;border:1px solid var(--glass-border)}
.toast.success{border-color:rgba(0,230,118,0.3)}
.toast.error{border-color:rgba(255,82,82,0.3)}
.toast.hide{opacity:0;transform:translateX(20px);transition:all .4s}
@keyframes slideIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}
.product-detail{padding:60px 0}
.pd-top{display:grid;grid-template-columns:1fr 1fr;gap:50px;margin-bottom:50px;align-items:start}
.pd-gallery{background:var(--glass-bg);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-card);position:relative;min-height:420px;display:flex;align-items:center;justify-content:center;border:1px solid var(--glass-border)}
.pd-gallery img{width:100%;height:100%;object-fit:cover}
.pd-gallery svg{width:80%;max-width:400px;height:auto}
.pd-info .pd-breadcrumb{font-size:13px;color:var(--text-muted);margin-bottom:16px}
.pd-info .pd-breadcrumb a{color:var(--cyan-400)}
.pd-info h1{font-size:32px;color:var(--text-primary);font-family:var(--font-head);font-weight:700;margin-bottom:10px;letter-spacing:.5px}
.pd-info .pd-model{display:inline-block;font-size:13.5px;color:var(--cyan-400);background:rgba(0,212,255,0.08);padding:5px 16px;border-radius:5px;font-weight:600;margin-bottom:20px;border:1px solid rgba(0,212,255,0.15)}
.pd-info .pd-desc{font-size:15px;color:var(--text-secondary);line-height:1.85;margin-bottom:26px}
.pd-features{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:30px}
.pd-feature{display:flex;align-items:center;gap:10px;padding:12px 16px;background:var(--glass-bg);border-radius:var(--radius-sm);border-left:3px solid var(--cyan-400);border-top:1px solid var(--glass-border);border-right:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.pd-feature svg{width:18px;height:18px;stroke:var(--green-400);fill:none;stroke-width:2.5;flex-shrink:0}
.pd-feature span{font-size:13.5px;font-weight:500;color:var(--text-primary)}
.pd-cta{display:flex;gap:14px;flex-wrap:wrap}
.spec-section{background:var(--bg-alt);padding:50px 0;border-radius:var(--radius);margin-bottom:50px;border:1px solid var(--glass-border)}
.spec-table{width:100%;border-collapse:collapse;background:var(--glass-bg);border-radius:10px;overflow:hidden;box-shadow:var(--shadow-card)}
.spec-table th{background:linear-gradient(135deg,#1b62a8,#14508f);color:#fff;padding:14px 18px;text-align:left;font-size:13.5px;font-weight:600;font-family:var(--font-head);letter-spacing:.5px;border-bottom:1px solid var(--glass-border)}
.spec-table td{padding:12px 18px;border-bottom:1px solid var(--line);font-size:13.5px;color:var(--text-secondary)}
.spec-table tr:nth-child(even) td{background:rgba(14,165,233,0.05)}
.spec-table tr:last-child td{border-bottom:none}
.spec-table td:first-child{font-weight:600;color:var(--text-primary);width:35%}
.pd-section-title{font-size:24px;color:var(--text-primary);font-family:var(--font-head);font-weight:700;margin-bottom:26px;letter-spacing:.5px;padding-bottom:12px;border-bottom:2px solid var(--cyan-400);display:inline-block}
.related-products{padding:50px 0}
.contact-section{padding:60px 0}
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
.contact-info-cards{display:flex;flex-direction:column;gap:18px}
.contact-card{background:var(--glass-bg);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-card);border:1px solid var(--glass-border);display:flex;gap:18px;align-items:flex-start;transition:all .3s;backdrop-filter:blur(10px)}
.contact-card:hover{transform:translateX(6px);border-color:rgba(0,212,255,0.25);box-shadow:0 0 30px rgba(0,212,255,0.08)}
.contact-card .cc-icon{width:52px;height:52px;border-radius:12px;background:linear-gradient(135deg,rgba(0,212,255,0.15),rgba(123,47,247,0.1));display:flex;align-items:center;justify-content:center;flex-shrink:0;border:1px solid rgba(0,212,255,0.2)}
.contact-card .cc-icon svg{width:24px;height:24px;stroke:var(--cyan-400);fill:none;stroke-width:2}
.contact-card h4{font-size:15.5px;font-weight:700;color:var(--text-primary);margin-bottom:6px}
.contact-card p,.contact-card a{font-size:14px;color:var(--text-secondary);line-height:1.6}
.contact-card a:hover{color:var(--cyan-400)}
.contact-form-wrap{background:var(--glass-bg);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow-card);border:1px solid var(--glass-border);backdrop-filter:blur(10px)}
.contact-form-wrap h3{font-size:22px;color:var(--text-primary);font-family:var(--font-head);font-weight:700;margin-bottom:8px}
.contact-form-wrap>p{font-size:14px;color:var(--text-secondary);margin-bottom:26px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:6px}
.form-group label .req{color:#ff5252}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:1px solid var(--glass-border);border-radius:8px;font-size:14px;font-family:inherit;transition:border-color .3s;outline:none;background:rgba(255,255,255,0.9);color:var(--text-primary)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--cyan-400);box-shadow:0 0 0 3px rgba(14,165,233,0.15)}
.form-group select option{background:#fff;color:#123456}
.form-group textarea{resize:vertical;min-height:120px}
.form-group input::placeholder,.form-group textarea::placeholder{color:rgba(15,30,60,.38);opacity:1}
.map-placeholder{margin-top:40px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-card);height:300px;background:linear-gradient(135deg,var(--space-800),var(--space-900));display:flex;align-items:center;justify-content:center;position:relative;border:1px solid var(--glass-border)}
.map-placeholder svg{width:80px;height:80px;stroke:var(--cyan-400);fill:none;stroke-width:1.5;opacity:0.4}
.faq-section{padding:60px 0}
.faq-list{max-width:860px;margin:0 auto}
.faq-item{background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:12px;margin-bottom:14px;overflow:hidden;transition:all .3s;backdrop-filter:blur(10px)}
.faq-item:hover{border-color:rgba(0,212,255,0.2)}
.faq-item.open{border-color:rgba(0,212,255,0.3);box-shadow:0 0 20px rgba(0,212,255,0.06)}
.faq-question{padding:20px 24px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:15.5px;font-weight:600;color:var(--text-primary);transition:color .3s}
.faq-question:hover{color:var(--cyan-400)}
.faq-question .faq-toggle{width:30px;height:30px;border-radius:50%;background:rgba(0,212,255,0.08);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .3s;font-size:18px;color:var(--cyan-400);font-weight:700}
.faq-item.open .faq-toggle{background:var(--cyan-500);color:#fff;transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;padding:0 24px}
.faq-item.open .faq-answer{max-height:500px;padding:0 24px 22px}
.faq-answer p{font-size:14.5px;color:var(--text-secondary);line-height:1.8}
.cert-page{padding:60px 0}
.cert-page-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.cert-page-card{background:var(--glass-bg);border-radius:var(--radius);padding:32px;text-align:center;box-shadow:var(--shadow-card);border:1px solid var(--glass-border);transition:all .35s;backdrop-filter:blur(10px)}
.cert-page-card:hover{transform:translateY(-6px);border-color:rgba(0,212,255,0.3);box-shadow:0 0 30px rgba(0,212,255,0.1)}
.cert-page-card .cpc-icon{width:70px;height:70px;border-radius:50%;background:linear-gradient(135deg,rgba(0,212,255,0.15),rgba(123,47,247,0.1));display:flex;align-items:center;justify-content:center;margin:0 auto 18px;border:1px solid rgba(0,212,255,0.2)}
.cert-page-card .cpc-icon svg{width:32px;height:32px;stroke:var(--cyan-400);fill:none;stroke-width:2}
.cert-page-card h4{font-size:17px;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.cert-page-card p{font-size:13px;color:var(--text-secondary);line-height:1.7}
.oem-section{padding:60px 0}
.oem-process{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:40px 0}
.oem-step{text-align:center;position:relative;padding:24px 16px;background:var(--glass-bg);border-radius:var(--radius);border:1px solid var(--glass-border);transition:all .3s}
.oem-step:hover{border-color:rgba(0,212,255,0.25);transform:translateY(-4px)}
.oem-step .step-num{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--cyan-500),var(--cyan-600));color:#fff;font-family:var(--font-head);font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 0 20px var(--cyan-glow)}
.oem-step h4{font-size:15px;font-weight:700;color:var(--text-primary);margin-bottom:6px}
.oem-step p{font-size:13px;color:var(--text-secondary);line-height:1.6}
.content-section{padding:60px 0}
.content-section p{font-size:15px;color:var(--text-secondary);line-height:1.85;margin-bottom:16px}
.content-section h3{font-size:22px;color:var(--text-primary);font-family:var(--font-head);font-weight:700;margin:32px 0 14px;letter-spacing:.5px}
.content-section ul{margin-bottom:16px;padding-left:20px}
.content-section ul li{font-size:14.5px;color:var(--text-secondary);line-height:1.8;list-style:disc;margin-bottom:6px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;margin:44px 0}
.two-col.reverse{direction:rtl}
.two-col.reverse>*{direction:ltr}
.info-box{background:rgba(0,212,255,0.05);border-left:4px solid var(--cyan-400);padding:24px;border-radius:0 10px 10px 0;margin:26px 0;border-top:1px solid var(--glass-border);border-right:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.info-box h4{font-size:16px;color:var(--text-primary);margin-bottom:8px;font-weight:700}
.info-box p{font-size:14px;color:var(--text-secondary);margin:0}
@media(max-width:1024px){
    .products-grid{grid-template-columns:repeat(2,1fr)}
    .stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}
    .quality-grid{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
    .pd-top{grid-template-columns:1fr}
    .contact-grid{grid-template-columns:1fr}
    .about-grid{grid-template-columns:1fr}
    .solutions-grid{grid-template-columns:1fr}
    .news-grid{grid-template-columns:repeat(2,1fr)}
    .cert-page-grid{grid-template-columns:repeat(2,1fr)}
    .oem-process{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
    .menu{display:none}
    .hamburger{display:flex}
    .banner{height:480px}
    .banner-content h1{font-size:34px}
    .banner-content p{font-size:15px}
    .page-banner{height:240px}
    .page-banner h1{font-size:28px}
    .products-grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:1fr 1fr;gap:20px}
    .stat-item .stat-num{font-size:40px}
    .quality-grid{grid-template-columns:1fr 1fr}
    .footer-grid{grid-template-columns:1fr}
    .news-grid{grid-template-columns:1fr}
    .cert-page-grid{grid-template-columns:1fr}
    .oem-process{grid-template-columns:1fr 1fr}
    .form-row{grid-template-columns:1fr}
    .pd-features{grid-template-columns:1fr}
    .two-col{grid-template-columns:1fr}
    .two-col.reverse{direction:ltr}
    .top-bar-left .item:nth-child(n+3){display:none}
    .float-panel{display:none}
    .section-title{font-size:28px}
    .banner-arrow{display:none}
    .about-features{grid-template-columns:1fr}
}
@media(max-width:480px){
    .stats-grid{grid-template-columns:1fr}
    .quality-grid{grid-template-columns:1fr}
    .oem-process{grid-template-columns:1fr}
}




.tech-grid{position:relative}
.tech-grid::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(14,165,233,0.055) 1px,transparent 1px),linear-gradient(90deg,rgba(14,165,233,0.055) 1px,transparent 1px);background-size:56px 56px;pointer-events:none;z-index:0;mask-image:radial-gradient(ellipse 90% 80% at 50% 20%,#000 40%,transparent 100%);-webkit-mask-image:radial-gradient(ellipse 90% 80% at 50% 20%,#000 40%,transparent 100%)}
.tech-grid>.container{position:relative;z-index:1}


.hero-data{position:absolute;bottom:84px;left:50%;transform:translateX(-50%);display:flex;gap:12px;z-index:4;flex-wrap:wrap;justify-content:center}
.hero-data .hd-item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:12px 26px;background:rgba(8,40,80,0.32);border:1px solid rgba(191,232,255,0.28);border-radius:12px;backdrop-filter:blur(12px);color:#fff;min-width:132px;transition:all .35s}
.hero-data .hd-item:hover{border-color:var(--cyan-400);box-shadow:0 0 24px rgba(0,212,255,0.25);transform:translateY(-3px)}
.hero-data .hd-num{font-family:var(--font-head);font-size:26px;font-weight:700;background:linear-gradient(90deg,#bfe8ff,#7dd3fc);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:.5px}
.hero-data .hd-label{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:rgba(223,243,255,0.85)}
@media(max-width:900px){.hero-data{bottom:70px;gap:8px}.hero-data .hd-item{min-width:104px;padding:10px 14px}.hero-data .hd-num{font-size:20px}.banner-content h1{font-size:34px}}
@media(max-width:640px){.hero-data{display:none}}


.stat-item .stat-num{background:linear-gradient(120deg,#0369a1,#0ea5e9 55%,#6366f1);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;position:relative;display:inline-block}
.stat-item .stat-num::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.55),transparent);background-size:200% 100%;animation:statSheen 5s ease-in-out infinite;border-radius:4px;pointer-events:none}
@keyframes statSheen{0%,60%{background-position:160% 0}100%{background-position:-80% 0}}


.solutions-compact{background:var(--bg-alt);position:relative;overflow:hidden;border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.solutions-compact::before{content:"";position:absolute;top:-60%;right:-8%;width:520px;height:520px;background:radial-gradient(circle,rgba(14,165,233,0.14),transparent 65%);border-radius:50%;pointer-events:none}
.sc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.sc-card{display:flex;align-items:center;gap:14px;padding:20px 22px;background:var(--glass-bg);border:1px solid var(--glass-border);border-radius:var(--radius-sm);transition:all .35s var(--ease);cursor:pointer;backdrop-filter:blur(8px);position:relative;overflow:hidden}
.sc-card::after{content:"";position:absolute;left:-100%;top:0;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(14,165,233,0.08),transparent);transition:left .5s}
.sc-card:hover{transform:translateY(-4px);border-color:rgba(0,212,255,0.35);box-shadow:0 10px 28px rgba(30,80,140,0.12)}
.sc-card:hover::after{left:100%}
.sc-card .sci{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,rgba(0,212,255,0.16),rgba(123,47,247,0.1));display:flex;align-items:center;justify-content:center;flex-shrink:0;border:1px solid rgba(0,212,255,0.22)}
.sc-card .sci svg{width:22px;height:22px;stroke:var(--cyan-400);fill:none;stroke-width:2}
.sc-card .sct{flex:1}
.sc-card h4{font-size:15.5px;font-weight:700;color:var(--text-primary);margin-bottom:2px;font-family:var(--font-head);letter-spacing:.3px}
.sc-card p{font-size:12px;color:var(--text-muted);line-height:1.5}
.sc-card .sca{color:var(--cyan-400);font-size:18px;font-weight:700;opacity:0;transform:translateX(-6px);transition:all .3s;flex-shrink:0}
.sc-card:hover .sca{opacity:1;transform:translateX(0)}
@media(max-width:1024px){.sc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.sc-grid{grid-template-columns:1fr}}


.brand-strip{position:relative;padding:84px 0;background:linear-gradient(rgba(8,30,70,0.55),rgba(8,30,70,0.45)),url('../img/nature-forest-solar.jpg') center/cover fixed;text-align:center;color:#fff;overflow:hidden;border-top:1px solid var(--glass-border);border-bottom:1px solid var(--glass-border)}
.brand-strip::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,0.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.05) 1px,transparent 1px);background-size:64px 64px;pointer-events:none}
.brand-strip h2{font-family:var(--font-head);font-size:30px;font-weight:700;letter-spacing:.5px;position:relative;margin-bottom:14px;text-shadow:0 3px 16px rgba(6,26,56,0.6)}
.brand-strip p{font-size:15.5px;color:rgba(230,245,255,0.92);max-width:760px;margin:0 auto 22px;position:relative;line-height:1.8;text-shadow:0 1px 8px rgba(6,26,56,0.5)}
.brand-strip .bs-badges{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;position:relative;margin-bottom:28px}
.brand-strip .bs-badge{font-size:12px;font-weight:700;letter-spacing:1.5px;padding:7px 16px;border-radius:6px;background:rgba(255,255,255,0.08);border:1px solid rgba(191,232,255,0.3);backdrop-filter:blur(8px);color:#dff3ff;text-transform:uppercase;transition:all .3s}
.brand-strip .bs-badge:hover{border-color:var(--cyan-400);box-shadow:0 0 16px rgba(0,212,255,0.3);transform:translateY(-2px)}
@media(max-width:640px){.brand-strip{background-attachment:scroll}.brand-strip h2{font-size:24px}}