:root{
  --c-primary: #22d3ee;
  --c-primary-dark: #22d3ee;
  --font: 'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;
}
* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:'Segoe UI',system-ui,-apple-system,sans-serif; background:#0f172a; color:#e2e8f0; overflow-x:hidden; }
a { text-decoration:none; color:inherit; }

/* Particles BG */
#particles-canvas { position:fixed; top:0; left:0; width:100%; height:100%; z-index:0; pointer-events:none; }

/* Navbar */
.navbar { position:fixed; top:0; width:100%; z-index:1000; padding:20px 5%; display:flex; justify-content:space-between; align-items:center; transition:.3s; background:transparent; }
.navbar.scrolled { background:rgba(15,23,42,.95); backdrop-filter:blur(20px); box-shadow:0 4px 30px rgba(34,211,238,.1); }
.nav-logo { font-size:1.5rem; font-weight:800; background:linear-gradient(135deg,#22d3ee,#8b5cf6); -webkit-background-clip:text; -webkit-text-fill-color:transparent; letter-spacing:2px; }
.nav-links { display:flex; gap:30px; list-style:none; }
.nav-links a { position:relative; font-size:.9rem; color:#94a3b8; transition:.3s; font-weight:500; text-transform:uppercase; letter-spacing:1px; }
.nav-links a::after { content:''; position:absolute; bottom:-4px; left:0; width:0; height:2px; background:#22d3ee; transition:.3s; box-shadow:0 0 10px #22d3ee; }
.nav-links a:hover { color:#22d3ee; }
.nav-links a:hover::after { width:100%; }
.nav-links a.active { color:#22d3ee; }
.nav-links a.active::after { width:100%; }
.menu-toggle { display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; }
.menu-toggle span { width:28px; height:2px; background:#22d3ee; transition:.3s; border-radius:2px; }

/* Hero */
.hero { position:relative; min-height:100vh; display:flex; align-items:center; justify-content:center; text-align:center; padding:120px 5% 80px;  z-index:1; }
.hero::before { content:''; position:absolute; top:0; left:0; width:100%; height:100%; background:radial-gradient(ellipse at center,transparent 0%,rgba(15,23,42,.8) 100%); z-index:1; }
.hero-content { position:relative; z-index:2; max-width:800px; }
.hero-badge { display:inline-block; padding:8px 24px; border:1px solid rgba(34,211,238,.3); border-radius:50px; font-size:.85rem; color:#22d3ee; margin-bottom:24px; letter-spacing:2px; text-transform:uppercase; backdrop-filter:blur(10px); }
.hero h1 { font-size:4rem; font-weight:900; margin-bottom:20px; line-height:1.1; }
.hero h1 .highlight { background:linear-gradient(135deg,#22d3ee,#8b5cf6); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.hero p { font-size:1.2rem; color:#94a3b8; max-width:600px; margin:0 auto 40px; line-height:1.8; }
.hero-buttons { display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.btn { padding:14px 36px; border-radius:8px; font-weight:600; font-size:.95rem; transition:.3s; border:none; cursor:pointer; display:inline-flex; align-items:center; gap:8px; text-transform:uppercase; letter-spacing:1px; }
.btn-primary { background:linear-gradient(135deg,#22d3ee,#8b5cf6); color:#0f172a; }
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 10px 40px rgba(34,211,238,.3); }
.btn-outline { background:transparent; border:2px solid rgba(34,211,238,.5); color:#22d3ee; }
.btn-outline:hover { background:rgba(34,211,238,.1); transform:translateY(-3px); }

/* Sections */
.section { padding:100px 5%; position:relative; z-index:1; }
.section-header { text-align:center; margin-bottom:60px; }
.section-tag { display:inline-block; padding:6px 20px; border-radius:50px; font-size:.8rem; color:#22d3ee; border:1px solid rgba(34,211,238,.2); margin-bottom:16px; text-transform:uppercase; letter-spacing:2px; }
.section-title { font-size:2.5rem; font-weight:800; margin-bottom:16px; }
.section-title .highlight { background:linear-gradient(135deg,#22d3ee,#8b5cf6); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.section-desc { color:#94a3b8; max-width:600px; margin:0 auto; font-size:1.05rem; line-height:1.7; }

/* Products */
.products-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:30px; max-width:1200px; margin:0 auto; }
.product-card { background:rgba(30,41,59,.6); border-radius:16px; padding:40px 30px; text-align:center; border:1px solid rgba(34,211,238,.1); transition:.4s; backdrop-filter:blur(10px); position:relative; overflow:hidden; }
.product-card::before { content:''; position:absolute; top:-50%; left:-50%; width:200%; height:200%; background:radial-gradient(circle,rgba(34,211,238,.05) 0%,transparent 70%); opacity:0; transition:.4s; }
.product-card:hover { transform:translateY(-10px); border-color:rgba(34,211,238,.3); box-shadow:0 20px 60px rgba(34,211,238,.1); }
.product-card:hover::before { opacity:1; }
.product-icon { width:70px; height:70px; border-radius:16px; display:flex; align-items:center; justify-content:center; margin:0 auto 20px; font-size:2rem; background:linear-gradient(135deg,rgba(34,211,238,.2),rgba(139,92,246,.2)); border:1px solid rgba(34,211,238,.2); }
.product-card h3 { font-size:1.3rem; margin-bottom:12px; color:#f1f5f9; }
.product-card p { color:#94a3b8; font-size:.9rem; line-height:1.6; }

/* Features */
.features-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr)); gap:24px; max-width:1200px; margin:0 auto; }
.feature-item { background:rgba(30,41,59,.4); border-radius:12px; padding:30px; border-left:3px solid #22d3ee; transition:.3s; }
.feature-item:hover { background:rgba(30,41,59,.7); transform:translateX(5px); }
.feature-item .num { font-size:2rem; font-weight:900; background:linear-gradient(135deg,#22d3ee,#8b5cf6); -webkit-background-clip:text; -webkit-text-fill-color:transparent; margin-bottom:8px; }
.feature-item h4 { font-size:1.1rem; margin-bottom:8px; }
.feature-item p { color:#94a3b8; font-size:.9rem; }

/* Cases */
.cases-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(340px,1fr)); gap:30px; max-width:1200px; margin:0 auto; }
.case-card { background:rgba(30,41,59,.6); border-radius:16px; overflow:hidden; border:1px solid rgba(34,211,238,.1); transition:.4s; }
.case-card:hover { transform:translateY(-8px); box-shadow:0 20px 60px rgba(34,211,238,.1); }
.case-img { height:200px; background:linear-gradient(135deg,rgba(34,211,238,.2),rgba(139,92,246,.2)); display:flex; align-items:center; justify-content:center; font-size:3rem; }
.case-body { padding:24px; }
.case-body h4 { font-size:1.1rem; margin-bottom:8px; }
.case-body p { color:#94a3b8; font-size:.85rem; line-height:1.6; }

/* News */
.news-list { max-width:900px; margin:0 auto; display:flex; flex-direction:column; gap:20px; }
.news-item { display:flex; gap:20px; padding:24px; background:rgba(30,41,59,.4); border-radius:12px; border:1px solid rgba(34,211,238,.05); transition:.3s; cursor:pointer; }
.news-item:hover { background:rgba(30,41,59,.7); border-color:rgba(34,211,238,.2); }
.news-date { min-width:80px; text-align:center; }
.news-date .day { font-size:1.8rem; font-weight:800; color:#22d3ee; display:block; }
.news-date .month { font-size:.8rem; color:#64748b; text-transform:uppercase; }
.news-info h4 { font-size:1.05rem; margin-bottom:6px; }
.news-info p { color:#94a3b8; font-size:.85rem; }

/* Clients */
.clients-grid { display:flex; flex-wrap:wrap; justify-content:center; gap:40px; max-width:1000px; margin:0 auto; }
.client-logo { width:150px; height:70px; background:rgba(30,41,59,.5); border-radius:8px; display:flex; align-items:center; justify-content:center; font-size:.85rem; color:#475569; border:1px solid rgba(34,211,238,.05); transition:.3s; font-weight:700; letter-spacing:1px; }
.client-logo:hover { border-color:rgba(34,211,238,.2); color:#22d3ee; }

/* Contact */
.contact-wrap { display:grid; grid-template-columns:1fr 1fr; gap:60px; max-width:1000px; margin:0 auto; }
.contact-info h3 { font-size:1.5rem; margin-bottom:20px; }
.contact-info p { color:#94a3b8; margin-bottom:12px; display:flex; align-items:center; gap:10px; }
.contact-form { display:flex; flex-direction:column; gap:16px; }
.contact-form input,.contact-form textarea { padding:14px 18px; background:rgba(30,41,59,.6); border:1px solid rgba(34,211,238,.15); border-radius:8px; color:#e2e8f0; font-size:.95rem; transition:.3s; }
.contact-form input:focus,.contact-form textarea:focus { outline:none; border-color:#22d3ee; box-shadow:0 0 20px rgba(34,211,238,.15); }
.contact-form textarea { height:140px; resize:vertical; }

/* Footer */
.footer { background:rgba(15,23,42,.8); border-top:1px solid rgba(34,211,238,.1); padding:50px 5% 30px; position:relative; z-index:1; }
.footer-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:40px; max-width:1200px; margin:0 auto 40px; }
.footer-col h4 { font-size:1.1rem; margin-bottom:20px; color:#f1f5f9; }
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:10px; }
.footer-col ul a { color:#64748b; font-size:.9rem; transition:.3s; }
.footer-col ul a:hover { color:#22d3ee; }
.footer-bottom { text-align:center; padding-top:30px; border-top:1px solid rgba(34,211,238,.1); color:#475569; font-size:.85rem; }

/* Subpage Banner */
.sub-banner { position:relative; padding:160px 5% 80px; text-align:center; background:linear-gradient(135deg,rgba(15,23,172,.7),rgba(139,92,246,.3)),url('https://images.unsplash.com/photo-1518770660439-4636190af475?w=1920') center/cover fixed; z-index:1; }
.sub-banner h1 { font-size:3rem; font-weight:800; margin-bottom:12px; }
.sub-banner p { color:#94a3b8; font-size:1.1rem; }

/* Page Content */
.page-content { padding:80px 5%; max-width:1200px; margin:0 auto; }
.page-content h2 { font-size:1.8rem; margin:40px 0 20px; color:#f1f5f9; }
.page-content p { color:#94a3b8; line-height:1.8; margin-bottom:16px; }

/* Responsive */
@media(max-width:768px){
  .menu-toggle { display:flex; }
  .nav-links { position:fixed; top:0; right:-100%; width:70%; height:100vh; background:rgba(15,23,42,.98); flex-direction:column; padding:80px 40px; transition:.4s; backdrop-filter:blur(20px); }
  .nav-links.open { right:0; }
  .hero h1 { font-size:2.5rem; }
  .hero p { font-size:1rem; }
  .section-title { font-size:2rem; }
  .contact-wrap { grid-template-columns:1fr; }
  .news-item { flex-direction:column; }
  .cases-grid { grid-template-columns:1fr; }
  .sub-banner h1 { font-size:2rem; }
}


/* ===== CMS 共享：列表 / 详情 / 分页 / 表单 ===== */
/* 板块标题居中（源站 section-header 左对齐的主题自动居中） */
.section-header.center{text-align:center;margin-left:auto;margin-right:auto;}
.cms-page{padding:72px 0;}
.cms-page .container{max-width:1200px;margin:0 auto;padding:0 20px;}
.cms-page .cms-title{font-size:34px;font-weight:800;text-align:center;margin-bottom:8px;}
.cms-page .cms-subtitle{text-align:center;color:#888;margin-bottom:36px;}
.cms-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:26px;}
.cms-card{display:block;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 8px 26px rgba(0,0,0,.07);transition:.25s;text-decoration:none;color:inherit;}
.cms-card:hover{transform:translateY(-6px);box-shadow:0 16px 40px rgba(0,0,0,.12);}
.cms-card img{width:100%;height:200px;object-fit:cover;display:block;}
.cms-card h3{margin:0;padding:18px 18px 4px;font-size:18px;}
.cms-card p{padding:0 18px 18px;color:#777;font-size:14px;margin:0;}
.cms-detail{max-width:860px;margin:0 auto;padding:0 20px;}
.cms-detail img{max-width:100%;border-radius:14px;margin:18px 0;}
.cms-detail h1{font-size:34px;margin:10px 0 6px;}
.cms-detail .lead{color:#888;font-size:16px;}
.cms-content{line-height:1.9;color:#444;margin-top:18px;}
.cms-content img{max-width:100%;}
.cms-back{display:inline-block;margin:8px 0 18px;color:var(--c-primary,#e11d2e);text-decoration:none;font-weight:600;}
.cms-pager{margin:34px 0;text-align:center;}
.cms-pager a,.cms-pager span{padding:8px 14px;margin:0 3px;border-radius:8px;background:#fff;color:#444;text-decoration:none;box-shadow:0 2px 8px rgba(0,0,0,.06);}
.cms-pager .active{background:var(--c-primary,#e11d2e);color:#fff;}
.contact-form{max-width:640px;margin:18px auto 0;display:grid;gap:14px;}
.contact-form input,.contact-form textarea,.contact-form select{
  width:100%;padding:12px 14px;border:1px solid #e3e3e3;border-radius:10px;font-size:15px;font-family:inherit;}
.contact-form textarea{min-height:120px;resize:vertical;}
.btn-primary{background:var(--c-primary,#e11d2e);color:#fff;padding:12px 22px;border-radius:10px;font-weight:700;border:none;cursor:pointer;}
.form-alert{padding:12px 14px;border-radius:10px;margin-bottom:12px;font-size:14px;}
.form-alert-ok{background:#eafaf0;color:#1c7a43;}
.form-alert-err{background:#fdecea;color:#b42318;}
.form-alert-err ul{margin:6px 0 0;padding-left:18px;}
.ve-editable-bg{cursor:pointer;}