/* ===== show_app 原第 1 个 <style> 块 ===== */
:root{--primary:#1565C0;--primary-dark:#0D47A1;--primary-light:#42A5F5;--primary-glow:rgba(21,101,192,0.4);--accent:#F57C00;--accent-dark:#E65100;--dark:#0A1628;--text:#1A1A2E;--text-light:#5A6A7A;--text-muted:#8A9AAE;--bg:#FFFFFF;--bg-gray:#F5F7FA;--border:#E0E6ED;--max-w:1680px;--nav-h:80px;--topbar-h:40px;--radius:8px;--shadow-sm:0 2px 8px rgba(10,22,40,0.06);--shadow-md:0 8px 30px rgba(10,22,40,0.1);--shadow-lg:0 20px 60px rgba(10,22,40,0.15);--ease:cubic-bezier(0.22,1,0.36,1);--ease-bounce:cubic-bezier(0.34,1.56,0.64,1)}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{font-family:'Noto Sans SC',-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}ul,ol{list-style:none}img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:var(--max-w);margin:0 auto;padding:0 40px}
.top-bar{background:linear-gradient(90deg,#E8F0FE 0%,#F0F6FF 100%);height:var(--topbar-h);display:flex;align-items:center;font-size:13px;color:var(--text-light);border-bottom:1px solid rgba(21,101,192,0.08)}
.top-bar .container{display:flex;align-items:center;justify-content:space-between;width:100%}
.top-bar-left{display:flex;align-items:center;gap:28px}.top-bar-item{display:flex;align-items:center;gap:6px}
.top-bar-item svg{width:14px;height:14px;fill:var(--primary)}
.top-bar-right{display:flex;align-items:center;gap:20px}
.top-bar-cert{display:flex;align-items:center;gap:6px;color:var(--primary-dark);font-weight:500}
.top-bar-cert svg{width:14px;height:14px;fill:var(--accent)}
.lang-switch{display:flex;align-items:center;gap:4px}
.lang-switch a{padding:2px 8px;border-radius:4px;transition:all .2s}
.lang-switch a.active{background:var(--primary);color:#fff}
.header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,0.95);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:box-shadow .3s}
.header.scrolled{box-shadow:var(--shadow-md)}
.header .container{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h)}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-img{height:44px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:4px}
.nav-item{position:relative}
.nav-link{display:flex;align-items:center;gap:4px;padding:0 18px;height:var(--nav-h);font-size:15px;font-weight:500;color:var(--text);transition:color .25s;position:relative}
.nav-link::after{content:'';position:absolute;bottom:0;left:50%;width:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--primary-light));transition:all .3s var(--ease);transform:translateX(-50%);border-radius:3px 3px 0 0}
.nav-item:hover .nav-link,.nav-item.active .nav-link{color:var(--primary)}
.nav-item:hover .nav-link::after,.nav-item.active .nav-link::after{width:60%}
.nav-link svg{width:12px;height:12px;fill:currentColor;transition:transform .3s}
.nav-item:hover .nav-link svg{transform:rotate(180deg)}
.dropdown{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(10px);min-width:220px;background:#fff;border-radius:0 0 var(--radius) var(--radius);box-shadow:var(--shadow-lg);border-top:3px solid var(--primary);opacity:0;visibility:hidden;transition:all .35s var(--ease);padding:12px 0;z-index:100}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.dropdown a{display:flex;align-items:center;gap:10px;padding:12px 24px;font-size:14px;color:var(--text);transition:all .2s;position:relative}
.dropdown a::before{content:'';width:0;height:2px;background:var(--primary);transition:width .25s;position:absolute;left:0;top:50%;transform:translateY(-50%)}
.dropdown a:hover{background:var(--bg-gray);color:var(--primary);padding-left:32px}
.dropdown a:hover::before{width:4px}
.dropdown a svg{width:16px;height:16px;fill:var(--primary-light);flex-shrink:0}
.dropdown-group-title{padding:10px 24px 6px;font-size:12px;font-weight:700;color:var(--primary);letter-spacing:1px;border-bottom:1px solid var(--border)}
.header-right{display:flex;align-items:center;gap:20px;flex-shrink:0}
.header-phone{display:flex;align-items:center;gap:8px}
.header-phone svg{width:20px;height:20px;fill:var(--primary)}
.header-phone-text{display:flex;flex-direction:column;line-height:1.2}
.header-phone-label{font-size:11px;color:var(--text-muted)}
.header-phone-num{font-size:17px;font-weight:700;color:var(--primary-dark)}
.btn-cta{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-dark) 100%);color:#fff;font-size:15px;font-weight:600;border-radius:50px;transition:all .3s var(--ease);box-shadow:0 4px 15px rgba(245,124,0,0.3);position:relative;overflow:hidden}
.btn-cta::before{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.25),transparent);transition:left .5s}
.btn-cta:hover::before{left:100%}
.btn-cta:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(245,124,0,0.4)}
.btn-cta svg{width:16px;height:16px;fill:#fff}
.menu-toggle{display:none;flex-direction:column;gap:5px;padding:8px;cursor:pointer;z-index:1001}
.menu-toggle span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:all .3s var(--ease)}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.breadcrumb-bar{background:var(--bg-gray);padding:16px 0;border-bottom:1px solid var(--border)}
.breadcrumb{display:flex;align-items:center;justify-content:center;gap:8px;font-size:14px;color:var(--text-muted)}
.breadcrumb a{color:var(--text-light);transition:color .2s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb svg{width:12px;height:12px;fill:var(--text-muted)}
.breadcrumb span{color:var(--text)}
.app-hero{position:relative;height:420px;display:flex;align-items:center;overflow:hidden;background:var(--dark);text-align:center}
.app-hero-bg{position:absolute;inset:0}
.app-hero-bg img{width:100%;height:100%;object-fit:cover;animation:slowZoom 20s ease-in-out infinite alternate}
@keyframes slowZoom{from{transform:scale(1)}to{transform:scale(1.1)}}
.app-hero-overlay{position:absolute;inset:0;background:linear-gradient(90deg,rgba(10,22,40,0.9) 0%,rgba(10,22,40,0.5) 50%,rgba(10,22,40,0.3) 100%)}
.app-hero .container{position:relative;z-index:2}
.app-hero-num{font-size:80px;font-weight:900;color:rgba(245,124,0,0.3);line-height:1;margin-bottom:-20px}
.app-hero-cat{font-size:14px;font-weight:700;color:var(--accent);letter-spacing:3px;margin-bottom:12px}
.app-hero h1{font-size:48px;font-weight:900;color:#fff;margin-bottom:16px}
.app-hero p{font-size:17px;color:rgba(255,255,255,0.7);max-width:600px;line-height:1.9;margin:0 auto}
.app-detail{padding:70px 0}
.detail-layout{display:grid;grid-template-columns:1fr 340px;gap:50px}
.detail-content h2{font-size:28px;font-weight:900;color:var(--dark);margin-bottom:20px}
.detail-content p{font-size:15px;color:var(--text-light);line-height:2;margin-bottom:16px}
.detail-content ul{padding-left:20px;margin-bottom:20px}
.detail-content ul li{margin-bottom:10px;font-size:15px;color:var(--text-light);list-style:disc}
.detail-img{width:100%;height:360px;border-radius:16px;overflow:hidden;margin:30px 0}
.detail-img img{width:100%;height:100%;object-fit:cover}
.solution-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin:30px 0}
.solution-card{padding:24px;background:var(--bg-gray);border-radius:12px;border-left:4px solid var(--primary);transition:all .3s}
.solution-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.solution-card h4{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:8px}
.solution-card p{font-size:13px;color:var(--text-muted);line-height:1.7;margin:0}
.sidebar{position:sticky;top:calc(var(--nav-h) + 30px);align-self:start}
.sidebar-block{background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px;margin-bottom:24px}
.sidebar-title{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--primary);display:flex;align-items:center;gap:8px}
.sidebar-title svg{width:18px;height:18px;fill:var(--primary)}
.sidebar-product{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);cursor:pointer;transition:all .2s}
.sidebar-product:last-child{border-bottom:none}
.sidebar-product:hover{padding-left:6px}
.sidebar-product-img{width:60px;height:60px;border-radius:8px;overflow:hidden;flex-shrink:0}
.sidebar-product-img img{width:100%;height:100%;object-fit:cover}
.sidebar-product h5{font-size:14px;font-weight:600;color:var(--dark);margin-bottom:4px}
.sidebar-product p{font-size:12px;color:var(--text-muted)}
.sidebar-cta{background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:14px;padding:28px;color:#fff;text-align:center}
.sidebar-cta h4{font-size:18px;font-weight:700;margin-bottom:8px}
.sidebar-cta p{font-size:13px;color:rgba(255,255,255,0.7);margin-bottom:16px;line-height:1.6}
.sidebar-cta .btn{display:inline-block;padding:10px 28px;background:var(--accent);color:#fff;border-radius:50px;font-size:14px;font-weight:600;transition:all .3s}
.sidebar-cta .btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(245,124,0,0.4)}
.related-section{padding:60px 0;background:var(--bg-gray)}
.section-title{font-size:28px;font-weight:900;color:var(--dark);margin-bottom:30px;display:flex;align-items:center;gap:12px}
.section-title::before{content:'';width:4px;height:28px;background:linear-gradient(180deg,var(--primary),var(--accent));border-radius:2px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.related-card{background:#fff;border-radius:12px;overflow:hidden;cursor:pointer;transition:all .3s;border:1px solid var(--border)}
.related-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.related-card-img{height:180px;overflow:hidden}
.related-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.related-card:hover .related-card-img img{transform:scale(1.08)}
.related-card-body{padding:20px}
.related-card-body h4{font-size:16px;font-weight:700;color:var(--dark);margin-bottom:8px}
.related-card-body p{font-size:13px;color:var(--text-muted);line-height:1.6}
.footer-new{background:#0A1628;padding:60px 0 0;color:rgba(255,255,255,0.7)}
.footer-new-grid{display:grid;grid-template-columns:1.5fr 1fr 1.5fr 1fr 1.2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.08)}
.footer-new-brand p{font-size:13px;line-height:1.8;margin:16px 0 20px;color:rgba(255,255,255,0.5)}
.footer-new-social{display:flex;gap:12px}
.footer-new-social a{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,0.08);display:flex;align-items:center;justify-content:center;transition:all .3s}
.footer-new-social a:hover{background:var(--primary);transform:translateY(-2px)}
.footer-new-social svg{width:16px;height:16px;fill:rgba(255,255,255,0.7)}
.footer-new-col h4{font-size:16px;font-weight:700;color:#fff;margin-bottom:20px}
.footer-new-col ul li{margin-bottom:12px}
.footer-new-col ul li a{font-size:14px;color:rgba(255,255,255,0.5);transition:all .2s;display:inline-block}
.footer-new-col ul li a:hover{color:var(--primary-light);transform:translateX(4px)}
.footer-product-sub{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.footer-product-sub h5{font-size:13px;font-weight:600;color:var(--primary-light);margin-bottom:12px}
.footer-product-sub ul li{margin-bottom:8px}
.footer-product-sub ul li a{font-size:13px}
.footer-new-contact-item{display:flex;gap:10px;margin-bottom:16px;font-size:13px;line-height:1.6}
.footer-new-contact-item svg{width:16px;height:16px;fill:var(--primary-light);flex-shrink:0;margin-top:2px}
.footer-new-bottom{display:flex;justify-content:space-between;align-items:center;padding:24px 0;font-size:13px;color:rgba(255,255,255,0.4)}
.footer-new-bottom-links{display:flex;gap:20px}
.footer-new-bottom-links a{color:rgba(255,255,255,0.4);transition:color .2s}
.footer-new-bottom-links a:hover{color:var(--primary-light)}
.back-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s var(--ease);z-index:999;box-shadow:0 4px 20px var(--primary-glow)}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0)}
.back-top:hover{background:var(--primary-dark);transform:translateY(-3px)}
.back-top svg{width:20px;height:20px;fill:#fff}
.consult-modal{position:fixed;inset:0;background:rgba(10,22,40,0.7);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:2000;opacity:0;visibility:hidden;transition:all .3s}
.consult-modal.show{opacity:1;visibility:visible}
.consult-box{width:520px;max-width:90vw;background:#fff;border-radius:20px;overflow:hidden;transform:scale(0.9) translateY(20px);transition:all .4s var(--ease-bounce);box-shadow:var(--shadow-lg)}
.consult-modal.show .consult-box{transform:scale(1) translateY(0)}
.consult-header{padding:28px 32px;background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;position:relative}
.consult-header h3{font-size:22px;font-weight:900;margin-bottom:6px}
.consult-header p{font-size:14px;color:rgba(255,255,255,0.7)}
.consult-close{position:absolute;top:20px;right:20px;width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,0.15);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s}
.consult-close:hover{background:rgba(255,255,255,0.3);transform:rotate(90deg)}
.consult-close svg{width:16px;height:16px;fill:#fff}
.consult-body{padding:32px}
.consult-form-group{margin-bottom:18px}
.consult-form-group label{display:block;font-size:14px;font-weight:600;color:var(--dark);margin-bottom:8px}
.consult-form-group input,.consult-form-group textarea{width:100%;padding:12px 16px;border:1.5px solid var(--border);border-radius:10px;font-size:14px;font-family:inherit;transition:all .3s;outline:none}
.consult-form-group input:focus,.consult-form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(21,101,192,0.1)}
.consult-form-group textarea{resize:vertical;min-height:80px}
.consult-form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.consult-submit{width:100%;padding:14px;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;border-radius:10px;font-size:16px;font-weight:700;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px}
.consult-submit:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(245,124,0,0.4)}
.consult-submit svg{width:18px;height:18px;fill:#fff}
@media(max-width:1200px){.detail-layout{grid-template-columns:1fr}.sidebar{position:static}.related-grid{grid-template-columns:repeat(2,1fr)}.footer-new-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media(max-width:992px){.nav{position:fixed;top:0;right:0;width:0;height:100vh;background:#fff;flex-direction:column;align-items:flex-start;padding:100px 30px 30px;gap:0;box-shadow:var(--shadow-lg);transition:width .4s var(--ease);overflow:hidden;visibility:hidden;z-index:1000}.nav.open{width:320px;visibility:visible}.nav-item{width:100%}.nav-link{height:50px;padding:0 16px;width:100%}.dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border-top:none;display:none;padding:0 0 0 20px}.nav-item.open .dropdown{display:block}.header-phone{display:none}.header-right .btn-cta{display:none}.menu-toggle{display:flex}.solution-grid{grid-template-columns:1fr}}
@media(max-width:600px){.container{padding:0 20px}.app-hero{height:320px}.app-hero h1{font-size:32px}.app-hero-num{font-size:56px}.related-grid{grid-template-columns:1fr}.footer-new-grid{grid-template-columns:1fr}.consult-form-row{grid-template-columns:1fr}.top-bar-cert{display:none}}
/* ===== 进场动画 ===== */
.reveal-up{opacity:0;transform:translateY(40px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal-left{opacity:0;transform:translateX(-50px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal-right{opacity:0;transform:translateX(50px);transition:opacity .7s cubic-bezier(.16,1,.3,1),transform .7s cubic-bezier(.16,1,.3,1)}
.reveal-fade{opacity:0;transition:opacity .8s ease}
.reveal-scale{opacity:0;transform:scale(.9);transition:opacity .6s ease,transform .6s cubic-bezier(.16,1,.3,1)}
.reveal-up.visible,.reveal-left.visible,.reveal-right.visible,.reveal-fade.visible,.reveal-scale.visible{opacity:1;transform:none}
.stagger-1{transition-delay:.08s}.stagger-2{transition-delay:.16s}.stagger-3{transition-delay:.24s}.stagger-4{transition-delay:.32s}.stagger-5{transition-delay:.4s}.stagger-6{transition-delay:.48s}
@media(prefers-reduced-motion:reduce){.reveal-up,.reveal-left,.reveal-right,.reveal-fade,.reveal-scale{opacity:1!important;transform:none!important;transition:none!important}}
.footer-new .logo-img{filter:brightness(0) invert(1);opacity:0.9}

/* ===== show_app 原第 2 个 <style> 块 ===== */
/* ===== PB 补丁（勿删） ===== */
.detail-content h2{font-size:24px;font-weight:900;color:var(--dark);margin:36px 0 16px;display:flex;align-items:center;gap:10px}
.detail-content h2:first-child{margin-top:0}
.detail-content h2::before{content:'';width:4px;height:22px;background:linear-gradient(180deg,var(--primary),var(--accent));border-radius:2px;flex-shrink:0}
.detail-content h3{font-size:19px;font-weight:800;color:var(--dark);margin:26px 0 12px}
.detail-content p{font-size:15px;color:var(--text-light);line-height:2;margin-bottom:16px}
.detail-content ul{padding-left:0;margin:0 0 20px;list-style:none;display:grid;gap:10px}
.detail-content ul li{position:relative;padding:14px 18px 14px 44px;background:var(--bg-gray);border-radius:10px;font-size:14px;color:var(--text-light);line-height:1.8;border-left:3px solid var(--primary-light)}
.detail-content ul li::before{content:'';position:absolute;left:18px;top:20px;width:8px;height:8px;border-radius:50%;background:var(--accent)}
.detail-content img{max-width:100%;height:auto;border-radius:12px;margin:10px 0 20px}
.detail-content strong{color:var(--text);font-weight:700}
.sidebar-product{text-decoration:none;display:flex}
.app-hero-num{font-variant-numeric:tabular-nums}