/* ===== Reset & Base ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#1565C0;
  --primary-dark:#0D47A1;
  --primary-light:#42A5F5;
  --primary-lighter:#E3F2FD;
  --accent:#00ACC1;
  --accent-dark:#00838F;
  --green:#4CAF50;
  --green-dark:#2E7D32;
  --green-light:#E8F5E9;
  --orange:#FF9800;
  --purple:#7B1FA2;
  --text:#1a1a2e;
  --text-light:#555;
  --text-lighter:#888;
  --bg:#ffffff;
  --bg-gray:#f7f9fc;
  --bg-gray-dark:#eef2f7;
  --border:#e0e6ed;
  --success:#4CAF50;
  --warning:#FF9800;
  --danger:#f44336;
  --radius:12px;
  --radius-sm:8px;
  --shadow:0 2px 16px rgba(0,0,0,.06);
  --shadow-md:0 4px 24px rgba(0,0,0,.1);
  --shadow-lg:0 8px 40px rgba(0,0,0,.12);
  --transition:all .3s cubic-bezier(.4,0,.2,1);
  --max-width:1280px;
}
html{scroll-behavior:smooth}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}
.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}

/* ===== Top Bar ===== */
.top-bar{background:var(--primary-dark);color:rgba(255,255,255,.85);font-size:13px;padding:6px 0}
.top-bar .container{display:flex;justify-content:space-between;align-items:center}
.top-bar-left{display:flex;gap:20px;align-items:center}
.top-bar-left span{display:flex;align-items:center;gap:5px}
.top-bar-right{display:flex;gap:16px;align-items:center}
.top-bar-right a{transition:var(--transition)}
.top-bar-right a:hover{color:#fff}

/* ===== Navbar ===== */
.navbar{position:sticky;top:0;z-index:1000;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.05);transition:var(--transition)}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:800;color:var(--primary)}
.logo-icon{width:44px;height:44px;background:linear-gradient(135deg,var(--primary),var(--accent));border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;font-weight:bold;position:relative;overflow:hidden}
.logo-icon::after{content:'';position:absolute;inset:6px;border:2px solid rgba(255,255,255,.4);border-radius:50%}
.logo-text{line-height:1.2}
.logo-text small{display:block;font-size:11px;font-weight:400;color:var(--text-light);letter-spacing:2px;margin-top:2px}
.nav-menu{display:flex;gap:4px;align-items:center}
.nav-item{position:relative}
.nav-link{padding:8px 16px;font-size:15px;font-weight:500;color:var(--text);border-radius:8px;cursor:pointer;transition:var(--transition);display:flex;align-items:center;gap:4px}
.nav-link:hover,.nav-link.active{color:var(--primary);background:var(--primary-lighter)}
.nav-link .arrow{font-size:10px;transition:var(--transition)}
.nav-item:hover .nav-link .arrow{transform:rotate(180deg)}
.dropdown{position:absolute;top:100%;left:0;min-width:220px;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:8px;opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition)}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:block;padding:10px 14px;font-size:14px;border-radius:6px;transition:var(--transition)}
.dropdown a:hover{background:var(--primary-lighter);color:var(--primary)}
.nav-cta{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff!important;padding:10px 24px!important;border-radius:30px;font-weight:600;box-shadow:0 4px 12px rgba(21,101,192,.3)}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(21,101,192,.4)}
.mobile-toggle{display:none;font-size:24px;cursor:pointer;background:none;border:none;color:var(--text)}

/* ===== Hero ===== */
.hero{position:relative;background:linear-gradient(135deg,#0D47A1 0%,#1565C0 40%,#00ACC1 100%);color:#fff;padding:80px 0 100px;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 20% 50%,rgba(255,255,255,.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 30%,rgba(0,255,255,.06) 0%,transparent 50%)}
.hero-deco{position:absolute;border-radius:50%;background:rgba(255,255,255,.03)}
.hero-deco.d1{width:400px;height:400px;top:-100px;right:-50px}
.hero-deco.d2{width:250px;height:250px;bottom:-80px;left:10%}
.hero-deco.d3{width:150px;height:150px;top:40%;right:30%}
.hero .container{position:relative;z-index:1;display:flex;align-items:center;gap:60px}
.hero-left{flex:1.1}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);padding:6px 16px;border-radius:30px;font-size:13px;margin-bottom:20px;backdrop-filter:blur(10px)}
.hero-tag .dot{width:8px;height:8px;background:#4CAF50;border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{font-size:42px;font-weight:800;line-height:1.25;margin-bottom:16px}
.hero h1 .highlight{background:linear-gradient(90deg,#FFD54F,#FFB300);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{font-size:17px;opacity:.9;margin-bottom:28px;line-height:1.7;max-width:560px}
.hero-stats{display:flex;gap:32px;margin-bottom:32px;flex-wrap:wrap}
.hero-stat-item{text-align:center}
.hero-stat-item .num{font-size:32px;font-weight:800;background:linear-gradient(90deg,#FFD54F,#FFB300);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-stat-item .label{font-size:13px;opacity:.8;margin-top:2px}
.hero-btns{display:flex;gap:16px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 32px;border-radius:30px;font-size:15px;font-weight:600;cursor:pointer;border:none;transition:var(--transition)}
.btn-primary{background:linear-gradient(135deg,#FFD54F,#FFB300);color:#0D47A1;box-shadow:0 4px 16px rgba(255,179,0,.3)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(255,179,0,.4)}
.btn-outline{background:rgba(255,255,255,.1);border:1.5px solid rgba(255,255,255,.4);color:#fff;backdrop-filter:blur(10px)}
.btn-outline:hover{background:rgba(255,255,255,.2);border-color:#fff}
.hero-right{flex:.9;display:flex;justify-content:center}
.hero-card{background:rgba(255,255,255,.95);border-radius:20px;padding:28px;box-shadow:0 20px 60px rgba(0,0,0,.2);width:100%;max-width:420px;color:var(--text)}
.hero-card h3{font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.hero-card h3 .icon{width:28px;height:28px;background:var(--primary-lighter);border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px}
.hero-form-field{margin-bottom:14px}
.hero-form-field label{display:block;font-size:13px;color:var(--text-light);margin-bottom:4px;font-weight:500}
.hero-form-field select,.hero-form-field input,.hero-form-field textarea{width:100%;padding:10px 12px;border:1.5px solid var(--border);border-radius:8px;font-size:14px;color:var(--text);transition:var(--transition);background:#fff;font-family:inherit}
.hero-form-field select:focus,.hero-form-field input:focus,.hero-form-field textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px rgba(21,101,192,.1)}
.hero-form-submit{width:100%;padding:12px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;transition:var(--transition)}
.hero-form-submit:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(21,101,192,.3)}
.hero-form-note{text-align:center;font-size:12px;color:var(--text-lighter);margin-top:10px}

/* ===== Section Title ===== */
.section{padding:80px 0}
.section-gray{background:var(--bg-gray)}
.section-title{text-align:center;margin-bottom:50px}
.section-title h2{font-size:32px;font-weight:800;color:var(--text);margin-bottom:12px}
.section-title .sub{font-size:16px;color:var(--text-light)}
.section-title .deco{width:60px;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:4px;margin:16px auto 0}

/* ===== Services/Products Grid ===== */
.services-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.service-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;transition:var(--transition);position:relative;overflow:hidden}
.service-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent));transform:scaleX(0);transform-origin:left;transition:var(--transition)}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:transparent}
.service-card:hover::before{transform:scaleX(1)}
.service-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:20px}
.service-icon.blue{background:linear-gradient(135deg,#E3F2FD,#BBDEFB);color:var(--primary)}
.service-icon.teal{background:linear-gradient(135deg,#E0F7FA,#B2EBF2);color:var(--accent-dark)}
.service-icon.purple{background:linear-gradient(135deg,#F3E5F5,#E1BEE7);color:var(--purple)}
.service-icon.orange{background:linear-gradient(135deg,#FFF3E0,#FFE0B2);color:var(--orange)}
.service-icon.green{background:linear-gradient(135deg,#E8F5E9,#C8E6C9);color:var(--green-dark)}
.service-icon.red{background:linear-gradient(135deg,#FFEBEE,#FFCDD2);color:var(--danger)}
.service-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.service-card p{font-size:14px;color:var(--text-light);margin-bottom:14px;line-height:1.7}
.service-features{margin-bottom:16px}
.service-features li{font-size:13px;color:var(--text-light);padding:4px 0;display:flex;align-items:center;gap:8px;position:relative;padding-left:24px}
.service-features li::before{content:'✓';position:absolute;left:0;color:var(--primary);font-weight:700}
.service-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);transition:var(--transition)}
.service-link:hover{gap:12px}

/* ===== Stats Bar ===== */
.stats-bar{background:linear-gradient(135deg,var(--primary-dark),var(--primary));padding:60px 0;color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat-item .num{font-size:42px;font-weight:800;background:linear-gradient(90deg,#FFD54F,#FFB300);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-item .label{font-size:15px;opacity:.85;margin-top:4px}

/* ===== Cases ===== */
.case-tabs{display:flex;justify-content:center;gap:12px;margin-bottom:40px;flex-wrap:wrap}
.case-tab{padding:8px 20px;border-radius:30px;font-size:14px;font-weight:500;background:var(--bg-gray-dark);color:var(--text-light);cursor:pointer;transition:var(--transition);border:none}
.case-tab.active,.case-tab:hover{background:var(--primary);color:#fff}
.cases-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.case-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.case-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.case-card-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:var(--bg-gray);border-bottom:1px solid var(--border)}
.case-journal{font-weight:700;font-size:15px;color:var(--text)}
.case-if{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600}
.case-tags{display:flex;gap:6px;padding:10px 24px;flex-wrap:wrap}
.case-tag{font-size:11px;padding:3px 10px;background:var(--primary-lighter);color:var(--primary);border-radius:12px}
.case-body{padding:16px 24px}
.case-quote{font-size:14px;color:var(--text-light);line-height:1.8;margin-bottom:14px;position:relative;padding-left:16px}
.case-quote::before{content:'';position:absolute;left:0;top:4px;bottom:4px;width:3px;background:var(--accent);border-radius:3px}
.case-info{display:flex;justify-content:space-between;align-items:center;font-size:13px}
.case-info .field{color:var(--text-lighter)}
.case-info .field strong{color:var(--text)}

/* ===== Expert ===== */
.expert-nav{display:flex;justify-content:center;gap:8px;margin-bottom:40px;flex-wrap:wrap}
.expert-nav-item{padding:8px 20px;border-radius:30px;font-size:14px;font-weight:500;background:var(--bg-gray-dark);color:var(--text-light);cursor:pointer;transition:var(--transition)}
.expert-nav-item.active,.expert-nav-item:hover{background:var(--primary);color:#fff}
.experts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.expert-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:var(--transition)}
.expert-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--primary-light)}
.expert-header{display:flex;align-items:center;gap:16px;margin-bottom:16px}
.expert-avatar{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#fff;flex-shrink:0}
.expert-info h4{font-size:17px;margin-bottom:4px}
.expert-info .title{font-size:13px;color:var(--text-light)}
.expert-info .country{display:inline-flex;align-items:center;gap:4px;font-size:12px;color:var(--accent-dark);margin-top:2px}
.expert-stat{display:inline-flex;align-items:center;gap:6px;background:var(--primary-lighter);color:var(--primary);padding:4px 12px;border-radius:20px;font-size:12px;font-weight:600;margin-bottom:12px}
.expert-desc{font-size:13px;color:var(--text-light);line-height:1.7;margin-bottom:12px}
.expert-fields{display:flex;flex-wrap:wrap;gap:6px}
.expert-field{font-size:11px;padding:3px 8px;background:var(--bg-gray-dark);color:var(--text-light);border-radius:4px}

/* ===== Guarantee ===== */
.guarantees-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.guarantee-card{text-align:center;padding:32px 20px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);transition:var(--transition)}
.guarantee-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px);border-color:var(--primary-light)}
.guarantee-num{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-size:18px;font-weight:700;margin-bottom:16px}
.guarantee-card h4{font-size:16px;font-weight:700;margin-bottom:10px}
.guarantee-card p{font-size:13px;color:var(--text-light);line-height:1.6}

/* ===== Reviews ===== */
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:var(--transition);position:relative}
.review-card:hover{box-shadow:var(--shadow-md)}
.review-quote-mark{position:absolute;top:16px;right:20px;font-size:60px;color:var(--primary-lighter);font-family:Georgia,serif;line-height:1;pointer-events:none}
.review-stars{display:flex;gap:2px;margin-bottom:12px;color:#FFB300;font-size:16px}
.review-text{font-size:14px;color:var(--text-light);line-height:1.8;margin-bottom:16px;position:relative;z-index:1}
.review-author{display:flex;align-items:center;gap:12px}
.review-avatar{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:15px;font-weight:600;flex-shrink:0}
.review-author-info .name{font-size:14px;font-weight:600}
.review-author-info .org{font-size:12px;color:var(--text-lighter)}
.review-date{margin-left:auto;font-size:12px;color:var(--text-lighter)}

/* ===== Partners ===== */
.partners-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.partner-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius-sm);padding:20px;text-align:center;transition:var(--transition);display:flex;align-items:center;justify-content:center;min-height:80px}
.partner-item:hover{box-shadow:var(--shadow);border-color:var(--primary-light)}
.partner-item span{font-size:14px;font-weight:600;color:var(--text-light)}

/* ===== Process ===== */
.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.process-step{text-align:center;padding:32px 24px;position:relative}
.process-step:not(:last-child)::after{content:'';position:absolute;top:40px;right:-12px;width:24px;height:2px;background:var(--border);z-index:0}
.process-step:not(:last-child)::before{content:'→';position:absolute;top:32px;right:-8px;color:var(--primary);font-size:18px;z-index:1;background:#fff;padding:0 4px}
.process-icon{width:64px;height:64px;margin:0 auto 16px;border-radius:50%;background:var(--primary-lighter);display:flex;align-items:center;justify-content:center;font-size:26px;color:var(--primary);position:relative;z-index:1}
.process-step h4{font-size:16px;font-weight:700;margin-bottom:8px}
.process-step p{font-size:13px;color:var(--text-light);line-height:1.6}

/* ===== CTA Section ===== */
.cta-section{background:linear-gradient(135deg,var(--primary-dark),var(--accent-dark));color:#fff;text-align:center;padding:60px 0}
.cta-section h2{font-size:28px;font-weight:800;margin-bottom:12px}
.cta-section p{font-size:16px;opacity:.9;margin-bottom:24px}
.cta-section .btn{background:#fff;color:var(--primary-dark)}
.cta-section .btn:hover{transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,.2)}

/* ===== Footer ===== */
.footer{background:#1a1a2e;color:rgba(255,255,255,.7);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1.5fr;gap:40px;margin-bottom:40px}
.footer-brand .logo{color:#fff;margin-bottom:16px}
.footer-brand p{font-size:13px;line-height:1.7;margin-bottom:16px}
.footer-contact li{font-size:13px;padding:4px 0;display:flex;align-items:center;gap:8px}
.footer-contact li .icon{width:16px;text-align:center}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:13px;transition:var(--transition)}
.footer-col ul li a:hover{color:#fff}
.footer-qr{display:flex;gap:16px}
.qr-item{text-align:center}
.qr-box{width:100px;height:100px;background:rgba(255,255,255,.1);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;margin-bottom:6px}
.qr-item span{font-size:11px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;text-align:center;font-size:12px}
.footer-bottom a{color:rgba(255,255,255,.6);margin:0 8px}
.footer-bottom a:hover{color:#fff}

/* ===== Floating Bar ===== */
.float-bar{position:fixed;right:20px;bottom:80px;z-index:999;display:flex;flex-direction:column;gap:10px}
.float-btn{width:50px;height:50px;border-radius:50%;background:#fff;border:none;box-shadow:var(--shadow-md);display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition);font-size:18px;color:var(--primary)}
.float-btn:hover{transform:scale(1.1);color:var(--accent)}
.float-btn span{font-size:9px;margin-top:1px}

/* ===== Page Hero (for sub pages) ===== */
.page-hero{background:linear-gradient(135deg,#0D47A1 0%,#1565C0 40%,#00ACC1 100%);color:#fff;padding:60px 0 50px;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 30% 50%,rgba(255,255,255,.08) 0%,transparent 50%)}
.page-hero .container{position:relative;z-index:1}
.breadcrumb{font-size:13px;opacity:.8;margin-bottom:16px}
.breadcrumb a{color:rgba(255,255,255,.8);transition:var(--transition)}
.breadcrumb a:hover{color:#fff}
.breadcrumb span{margin:0 8px}
.page-hero h1{font-size:36px;font-weight:800;margin-bottom:12px}
.page-hero p{font-size:16px;opacity:.9;max-width:700px;line-height:1.7}

/* ===== Breadcrumb (light) ===== */
.breadcrumb-light{padding:16px 0;background:var(--bg-gray);font-size:13px;color:var(--text-light)}
.breadcrumb-light a{color:var(--primary);transition:var(--transition)}
.breadcrumb-light a:hover{text-decoration:underline}
.breadcrumb-light span{margin:0 8px;color:var(--text-lighter)}

/* ===== Service Detail Page ===== */
.service-detail{padding:60px 0}
.service-detail .container{display:grid;grid-template-columns:1fr 320px;gap:40px}
.service-content h2{font-size:24px;font-weight:700;margin:32px 0 16px;color:var(--text)}
.service-content h2:first-child{margin-top:0}
.service-content p{font-size:15px;color:var(--text-light);line-height:1.8;margin-bottom:16px}
.service-content ul.check-list{margin-bottom:20px}
.service-content ul.check-list li{font-size:14px;color:var(--text-light);padding:6px 0;padding-left:28px;position:relative}
.service-content ul.check-list li::before{content:'✓';position:absolute;left:0;color:var(--success);font-weight:700}
.service-sidebar{position:sticky;top:90px;align-self:start}
.sidebar-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:20px}
.sidebar-card h3{font-size:16px;font-weight:700;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--primary)}
.sidebar-card .price{font-size:28px;font-weight:800;color:var(--primary);margin-bottom:4px}
.sidebar-card .price small{font-size:14px;font-weight:400;color:var(--text-lighter)}
.sidebar-card .price-note{font-size:13px;color:var(--text-lighter);margin-bottom:16px}
.sidebar-features li{font-size:13px;padding:6px 0;padding-left:24px;position:relative;color:var(--text-light)}
.sidebar-features li::before{content:'✓';position:absolute;left:0;color:var(--primary)}
.sidebar-btn{display:block;text-align:center;padding:12px;border-radius:8px;font-size:15px;font-weight:600;transition:var(--transition);margin-top:12px}
.sidebar-btn.primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff}
.sidebar-btn.primary:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(21,101,192,.3)}
.sidebar-btn.secondary{background:var(--primary-lighter);color:var(--primary)}
.sidebar-btn.secondary:hover{background:var(--primary-light)}

/* ===== FAQ ===== */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:14px;overflow:hidden;transition:var(--transition)}
.faq-item:hover{border-color:var(--primary-light)}
.faq-question{padding:18px 24px;font-size:15px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--text)}
.faq-question .arrow{transition:var(--transition);color:var(--primary);font-size:18px}
.faq-item.open .faq-question .arrow{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-answer-inner{padding:0 24px 18px;font-size:14px;color:var(--text-light);line-height:1.8}
.faq-item.open .faq-answer{max-height:500px}

/* ===== Related ===== */
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.related-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center;transition:var(--transition)}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--primary-light)}
.related-card .icon{font-size:36px;margin-bottom:12px}
.related-card h4{font-size:15px;font-weight:700;margin-bottom:8px}
.related-card p{font-size:13px;color:var(--text-light)}

/* ===== Feature Cards (for product page feature highlights) ===== */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:var(--transition)}
.feature-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light);transform:translateY(-4px)}
.feature-card .icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px}
.feature-card h4{font-size:17px;font-weight:700;margin-bottom:10px}
.feature-card p{font-size:14px;color:var(--text-light);line-height:1.7}

/* ===== Pricing Table ===== */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.pricing-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px 28px;text-align:center;transition:var(--transition);position:relative}
.pricing-card.featured{border-color:var(--primary);box-shadow:0 4px 24px rgba(21,101,192,.15);transform:scale(1.02)}
.pricing-card .badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;padding:4px 16px;border-radius:20px;font-size:12px;font-weight:600}
.pricing-card h3{font-size:20px;font-weight:700;margin-bottom:8px}
.pricing-card .price{font-size:36px;font-weight:800;color:var(--primary);margin:16px 0}
.pricing-card .price small{font-size:14px;color:var(--text-lighter);font-weight:400}
.pricing-features{text-align:left;margin:20px 0}
.pricing-features li{font-size:14px;padding:8px 0;padding-left:28px;position:relative;color:var(--text-light)}
.pricing-features li::before{content:'✓';position:absolute;left:0;color:var(--success);font-weight:700}

/* ===== Contact Form ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:40px}
.contact-info-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:32px;height:fit-content}
.contact-info-card h3{font-size:20px;font-weight:700;margin-bottom:20px;padding-bottom:16px;border-bottom:2px solid var(--primary)}
.contact-info-item{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--border)}
.contact-info-item:last-child{border-bottom:none}
.contact-info-item .icon{width:44px;height:44px;border-radius:10px;background:var(--primary-lighter);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}
.contact-info-item .label{font-size:12px;color:var(--text-lighter);margin-bottom:4px}
.contact-info-item .value{font-size:15px;font-weight:600;color:var(--text)}
.contact-form{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:36px}
.contact-form h3{font-size:20px;font-weight:700;margin-bottom:24px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--text);margin-bottom:6px}
.form-group label .req{color:var(--danger)}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:8px;font-size:14px;transition:var(--transition);background:#fff;font-family:inherit}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px rgba(21,101,192,.1)}
.form-group textarea{resize:vertical;min-height:100px}
.form-submit{width:100%;padding:14px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:var(--transition)}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(21,101,192,.3)}

/* ===== Timeline ===== */
.timeline{max-width:800px;margin:0 auto;position:relative;padding-left:40px}
.timeline::before{content:'';position:absolute;left:12px;top:0;bottom:0;width:2px;background:linear-gradient(180deg,var(--primary),var(--accent))}
.timeline-item{position:relative;margin-bottom:40px}
.timeline-item::before{content:'';position:absolute;left:-34px;top:8px;width:14px;height:14px;border-radius:50%;background:var(--primary);border:3px solid #fff;box-shadow:0 0 0 3px var(--primary-lighter)}
.timeline-item .year{font-size:24px;font-weight:800;color:var(--primary);margin-bottom:8px}
.timeline-item .text{font-size:15px;color:var(--text-light);line-height:1.8;background:#fff;padding:16px 20px;border-radius:var(--radius);border:1px solid var(--border)}

/* ===== About Layout ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-img{height:380px;background:linear-gradient(135deg,var(--primary-lighter),#BBDEFB);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-size:120px;color:var(--primary)}
.about-content h2{font-size:30px;font-weight:800;margin-bottom:20px}
.about-content p{font-size:15px;color:var(--text-light);line-height:1.9;margin-bottom:14px}
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:24px;padding-top:24px;border-top:1px solid var(--border)}
.about-stat-item .num{font-size:28px;font-weight:800;color:var(--primary)}
.about-stat-item .label{font-size:13px;color:var(--text-light);margin-top:2px}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.news-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.news-cover{height:160px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;color:#fff;font-size:48px}
.news-body{padding:24px}
.news-date{font-size:12px;color:var(--text-lighter);margin-bottom:8px}
.news-card h3{font-size:16px;font-weight:700;margin-bottom:10px;line-height:1.5}
.news-card h3 a{transition:var(--transition)}
.news-card h3 a:hover{color:var(--primary)}
.news-excerpt{font-size:13px;color:var(--text-light);line-height:1.7;margin-bottom:12px}
.news-meta{display:flex;gap:12px;font-size:12px;color:var(--text-lighter)}

/* ===== Career/Jobs ===== */
.jobs-list{display:flex;flex-direction:column;gap:16px}
.job-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px 28px;display:flex;justify-content:space-between;align-items:center;transition:var(--transition)}
.job-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}
.job-info h3{font-size:18px;font-weight:700;margin-bottom:8px}
.job-tags{display:flex;gap:8px;flex-wrap:wrap}
.job-tag{font-size:12px;padding:4px 10px;background:var(--primary-lighter);color:var(--primary);border-radius:12px}
.job-info .desc{font-size:13px;color:var(--text-light);margin-top:8px}
.job-apply{padding:10px 24px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border-radius:24px;font-size:14px;font-weight:600;transition:var(--transition);white-space:nowrap}
.job-apply:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(21,101,192,.3)}

/* ===== AI Empower Section ===== */
.solution-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:32px}
.solution-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:36px;transition:var(--transition);position:relative;overflow:hidden}
.solution-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--primary),var(--accent))}
.solution-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.solution-card .icon{width:64px;height:64px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:30px;margin-bottom:20px}
.solution-card h3{font-size:20px;font-weight:700;margin-bottom:12px}
.solution-card p{font-size:14px;color:var(--text-light);line-height:1.7;margin-bottom:14px}
.solution-card ul li{font-size:13px;color:var(--text-light);padding:6px 0;padding-left:24px;position:relative}
.solution-card ul li::before{content:'◆';position:absolute;left:0;color:var(--accent);font-size:10px;top:9px}

/* ===== Animations ===== */
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ===== Compatibility (Agent-generated) ===== */
.service-layout{display:contents}
.process-card{text-align:center;padding:32px 24px;position:relative}
.process-card .process-num{width:56px;height:56px;margin:0 auto 16px;border-radius:50%;background:var(--primary-lighter);display:flex;align-items:center;justify-content:center;font-size:18px;color:var(--primary);font-weight:700}
.process-card h3{font-size:16px;font-weight:700;margin-bottom:8px}
.process-card h4{font-size:16px;font-weight:700;margin-bottom:8px}
.process-card p{font-size:13px;color:var(--text-light);line-height:1.6}
.price-unit{font-size:14px;font-weight:400;color:var(--text-lighter)}
.feature-title{font-size:17px;font-weight:700;margin-bottom:10px}
.feature-text{font-size:14px;color:var(--text-light);line-height:1.7}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .services-grid,.products-grid,.guarantees-grid,.feature-grid,.related-grid,.partners-grid{grid-template-columns:repeat(2,1fr)}
  .reviews-grid,.news-grid,.experts-grid,.pricing-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr 1fr}
  .hero .container{flex-direction:column;gap:40px}
  .hero h1{font-size:36px}
  .service-detail .container,.contact-grid,.about-grid,.solution-grid{grid-template-columns:1fr;gap:30px}
  .service-sidebar{position:static}
}
@media (max-width:768px){
  .nav-menu{position:fixed;top:72px;right:-100%;width:280px;height:calc(100vh - 72px);background:#fff;flex-direction:column;align-items:stretch;padding:20px;gap:0;box-shadow:-4px 0 20px rgba(0,0,0,.1);transition:right .3s ease;overflow-y:auto}
  .nav-menu.open{right:0}
  .nav-item{width:100%}
  .nav-link{padding:14px 16px;justify-content:space-between}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;padding-left:20px;min-width:auto}
  .mobile-toggle{display:block}
  .services-grid,.products-grid,.guarantees-grid,.feature-grid,.related-grid,.partners-grid,.reviews-grid,.news-grid,.experts-grid,.pricing-grid,.stats-grid,.process-grid{grid-template-columns:1fr;gap:16px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .section{padding:50px 0}
  .hero{padding:50px 0 70px}
  .hero h1{font-size:28px}
  .page-hero h1{font-size:26px}
  .section-title h2{font-size:24px}
  .form-row{grid-template-columns:1fr}
  .process-step:not(:last-child)::after{display:none}
  .process-step:not(:last-child)::before{display:none}
  .float-bar{right:12px;bottom:60px}
  .float-btn{width:44px;height:44px;font-size:16px}
}